:root {
  --bg: #08111f;
  --surface: #0d1a2b;
  --surface-2: #112238;
  --text: #edf4ff;
  --muted: #9eb0c7;
  --line: rgba(255,255,255,.10);
  --accent: #59d8ff;
  --accent-2: #7b7cff;
  --accent-soft: rgba(89,216,255,.12);
  --success: #71e6b1;
  --shadow: 0 24px 80px rgba(0,0,0,.32);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --max-width: 1180px;
}

html[data-theme="light"] {
  --bg: #f4f8fc;
  --surface: #ffffff;
  --surface-2: #eaf2f9;
  --text: #0d1b2b;
  --muted: #586b81;
  --line: rgba(10,31,54,.12);
  --accent: #047da6;
  --accent-2: #5257c9;
  --accent-soft: rgba(4,125,166,.10);
  --shadow: 0 24px 70px rgba(34,66,94,.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .035;
  background-image: radial-gradient(currentColor 0.6px, transparent 0.6px);
  background-size: 10px 10px;
  z-index: 100;
}

a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }
img { max-width: 100%; display: block; }
::selection { background: var(--accent); color: #00131d; }

.container { width: min(var(--max-width), calc(100% - 40px)); margin: 0 auto; }
.section { padding: 110px 0; position: relative; }
.section-muted { background: linear-gradient(180deg, transparent, var(--surface) 8%, var(--surface) 92%, transparent); }
.skip-link { position: fixed; left: 12px; top: -100px; background: var(--accent); color: #00131d; padding: 10px 14px; z-index: 999; border-radius: 8px; }
.skip-link:focus { top: 12px; }
.hidden { position: absolute; left: -9999px; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.site-header.scrolled { border-color: var(--line); box-shadow: 0 10px 30px rgba(0,0,0,.08); }
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 750; letter-spacing: -.02em; }
.brand-mark { width: 37px; height: 37px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 11px; background: linear-gradient(135deg, var(--accent-soft), transparent); color: var(--accent); font-size: .82rem; }
.nav-links { display: flex; align-items: center; gap: 25px; color: var(--muted); font-size: .92rem; }
.nav-links a { transition: color .2s ease; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.theme-toggle, .nav-toggle { border: 1px solid var(--line); background: var(--surface); cursor: pointer; }
.theme-toggle { width: 39px; height: 39px; border-radius: 12px; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 12px; padding: 10px; }
.nav-toggle span { display: block; height: 2px; margin: 5px 0; background: var(--text); border-radius: 10px; }

.hero { min-height: 100vh; display: grid; align-items: center; padding-top: 130px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.06fr .94fr; gap: 70px; align-items: center; }
.hero-copy { position: relative; z-index: 2; }
.eyebrow, .section-number { color: var(--accent); text-transform: uppercase; letter-spacing: .13em; font-size: .75rem; font-weight: 800; }
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--success); margin-right: 9px; box-shadow: 0 0 0 7px rgba(113,230,177,.08); }
.hero h1 { margin: 20px 0 22px; font-size: clamp(3rem, 6.2vw, 6rem); line-height: .98; letter-spacing: -.065em; max-width: 850px; }
.gradient-text { background: linear-gradient(90deg, var(--accent), #b8b9ff 78%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-text { max-width: 650px; color: var(--muted); font-size: clamp(1.02rem, 1.5vw, 1.18rem); }
.hero-text strong { color: var(--text); }
.hero-actions { display: flex; gap: 13px; flex-wrap: wrap; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 22px; border-radius: 14px; font-weight: 750; border: 1px solid transparent; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: linear-gradient(135deg, var(--accent), #7de2ff); color: #001722; box-shadow: 0 14px 35px rgba(89,216,255,.20); }
.button-secondary { border-color: var(--line); background: color-mix(in srgb, var(--surface) 75%, transparent); }
.social-row { display: flex; align-items: center; gap: 12px; margin-top: 26px; color: var(--muted); font-size: .9rem; }
.social-row a:hover { color: var(--accent); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .20; pointer-events: none; }
.hero-glow-one { width: 420px; height: 420px; background: var(--accent); right: -130px; top: 90px; }
.hero-glow-two { width: 350px; height: 350px; background: var(--accent-2); left: -160px; bottom: 0; }

.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.dashboard-card { width: min(100%, 520px); min-height: 430px; padding: 24px; border: 1px solid var(--line); border-radius: 30px; background: linear-gradient(145deg, color-mix(in srgb, var(--surface-2) 92%, transparent), color-mix(in srgb, var(--surface) 88%, transparent)); box-shadow: var(--shadow); position: relative; transform: perspective(1000px) rotateY(-5deg) rotateX(2deg); }
.dashboard-card::before { content: ""; position: absolute; inset: 0; border-radius: inherit; background: linear-gradient(120deg, rgba(255,255,255,.08), transparent 32%); pointer-events: none; }
.dashboard-topbar, .metric-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.dashboard-topbar strong, .metric-heading strong { display: block; margin-top: 3px; }
.dashboard-kicker, .metric-card span { color: var(--muted); font-size: .74rem; }
.live-pill, .trend-badge { color: var(--success); border: 1px solid rgba(113,230,177,.24); background: rgba(113,230,177,.08); padding: 6px 9px; border-radius: 999px; font-size: .72rem; }
.metric-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; margin-top: 24px; }
.metric-card { min-height: 130px; padding: 18px; border-radius: 18px; border: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 45%, transparent); }
.metric-card strong { display: block; font-size: 1.45rem; margin: 12px 0 6px; }
.metric-card small { color: var(--muted); }
.metric-card.wide { grid-column: 1 / -1; min-height: 190px; }
.chart { height: 105px; display: flex; align-items: end; gap: 10px; margin-top: 24px; border-bottom: 1px solid var(--line); }
.chart span { flex: 1; min-width: 8px; border-radius: 7px 7px 0 0; background: linear-gradient(180deg, var(--accent), var(--accent-2)); opacity: .9; }
.floating-chip { position: absolute; padding: 8px 12px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); font-size: .78rem; font-weight: 800; }
.chip-one { left: -24px; top: 120px; }
.chip-two { right: -25px; bottom: 112px; }
.chip-three { left: 56px; bottom: -20px; }

.two-column { display: grid; grid-template-columns: .82fr 1.18fr; gap: 85px; align-items: start; }
.section-heading { max-width: 760px; }
.section-heading h2 { margin: 12px 0 0; font-size: clamp(2.1rem, 4.4vw, 4rem); line-height: 1.08; letter-spacing: -.05em; }
.section-heading > p:last-child { color: var(--muted); max-width: 620px; }
.centered { text-align: center; margin: 0 auto 48px; }
.centered > p:last-child { margin-inline: auto; }
.large-copy { margin: 0; font-size: clamp(1.25rem, 2.2vw, 1.75rem); line-height: 1.5; letter-spacing: -.02em; }
.facts-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin-top: 36px; }
.fact { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); }
.fact span { display: block; color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .09em; margin-bottom: 4px; }

.skills-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 17px; }
.skill-card { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px; background: color-mix(in srgb, var(--surface-2) 86%, transparent); transition: transform .25s ease, border-color .25s ease; }
.skill-card:hover { transform: translateY(-5px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.skill-icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 13px; background: var(--accent-soft); color: var(--accent); font-weight: 850; font-size: .8rem; }
.skill-card h3, .timeline-content h3, .project-body h3, .education-item h3 { letter-spacing: -.025em; }
.skill-card h3 { margin: 22px 0 8px; font-size: 1.35rem; }
.skill-card p, .project-body p { color: var(--muted); }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.tag-list span, .cert-list span { border: 1px solid var(--line); border-radius: 999px; padding: 6px 10px; color: var(--muted); font-size: .75rem; background: color-mix(in srgb, var(--bg) 45%, transparent); }

.timeline-item { display: grid; grid-template-columns: 180px 34px 1fr; margin-top: 44px; }
.timeline-date { color: var(--muted); font-size: .86rem; padding-top: 8px; }
.timeline-marker { position: relative; display: flex; justify-content: center; }
.timeline-marker::before { content: ""; position: absolute; top: 13px; bottom: -80px; width: 1px; background: var(--line); }
.timeline-marker span { margin-top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 7px var(--accent-soft); z-index: 1; }
.timeline-content { padding: 0 0 0 24px; }
.role-heading { display: flex; align-items: start; justify-content: space-between; gap: 18px; }
.role-heading h3 { margin: 0; font-size: clamp(1.4rem, 2.3vw, 2rem); }
.role-heading p { margin: 5px 0 0; color: var(--muted); }
.role-type { color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line)); background: var(--accent-soft); padding: 6px 10px; border-radius: 999px; font-size: .72rem; }
.clean-list { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 12px; }
.clean-list li { color: var(--muted); padding-left: 24px; position: relative; }
.clean-list li::before { content: "↗"; position: absolute; left: 0; color: var(--accent); }

.split-heading { display: flex; justify-content: space-between; gap: 50px; align-items: end; max-width: none; margin-bottom: 46px; }
.split-heading > p { max-width: 360px; }
.projects-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.project-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.project-preview { min-height: 300px; padding: 34px; display: grid; place-items: center; position: relative; overflow: hidden; }
.analytics-preview { background: radial-gradient(circle at 30% 20%, rgba(89,216,255,.28), transparent 42%), linear-gradient(135deg, #101d32, #18294a); }
.mobile-preview { background: radial-gradient(circle at 70% 25%, rgba(123,124,255,.34), transparent 40%), linear-gradient(135deg, #17172d, #213151); display: flex; justify-content: center; gap: 18px; }
.preview-window { width: 90%; border-radius: 16px; overflow: hidden; border: 1px solid rgba(255,255,255,.15); box-shadow: 0 20px 50px rgba(0,0,0,.35); transform: rotate(-2deg); }
.preview-bar { height: 28px; background: rgba(5,12,24,.75); display: flex; align-items: center; gap: 5px; padding: 0 10px; }
.preview-bar i { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,.24); }
.mini-dashboard { height: 180px; display: grid; grid-template-columns: 42px 1fr; background: #0d192a; }
.mini-sidebar { background: rgba(255,255,255,.04); }
.mini-content { padding: 15px; }
.mini-metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 7px; }
.mini-metrics span { height: 34px; border-radius: 7px; background: rgba(255,255,255,.07); }
.mini-chart { height: 100px; display: flex; align-items: end; gap: 8px; margin-top: 16px; }
.mini-chart i { flex: 1; background: linear-gradient(180deg, #59d8ff, #767cff); border-radius: 5px 5px 0 0; }
.phone { width: 118px; height: 232px; border: 7px solid #0a1220; border-radius: 24px; background: #e9f1f7; position: relative; box-shadow: 0 20px 50px rgba(0,0,0,.36); overflow: hidden; }
.phone-one { transform: translateY(16px) rotate(-7deg); }
.phone-two { transform: rotate(7deg); }
.phone-notch { width: 48px; height: 12px; background: #0a1220; border-radius: 0 0 9px 9px; margin: 0 auto; }
.map-lines { position: absolute; inset: 25px 0 0; background: linear-gradient(40deg, transparent 44%, rgba(12,90,115,.28) 45%, rgba(12,90,115,.28) 48%, transparent 49%), linear-gradient(-35deg, transparent 50%, rgba(12,90,115,.23) 51%, rgba(12,90,115,.23) 54%, transparent 55%); background-color: #dcecf0; }
.map-pin { position: absolute; left: 50%; top: 48%; color: #4c62e7; font-size: 24px; transform: translate(-50%,-50%); }
.route-card { height: 48px; margin: 23px 10px 0; border-radius: 8px; background: #d7e1ec; }
.route-card.short { height: 34px; margin-top: 9px; }
.route-button { height: 28px; margin: 58px 10px 0; border-radius: 8px; background: #5968d9; }
.project-body { padding: 28px; }
.project-meta { display: flex; justify-content: space-between; gap: 10px; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; font-size: .69rem; font-weight: 800; }
.project-body h3 { font-size: 1.5rem; line-height: 1.25; margin: 13px 0 10px; }
.text-button { margin-top: 25px; padding: 0; border: 0; background: transparent; color: var(--text); font-weight: 800; cursor: pointer; }
.text-button:hover { color: var(--accent); }

.education-layout { align-items: start; }
.education-list { border-top: 1px solid var(--line); }
.education-item { display: grid; grid-template-columns: 145px 1fr; gap: 20px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.education-year { color: var(--accent); font-size: .8rem; font-weight: 800; }
.education-item h3 { margin: 0; font-size: 1.2rem; }
.education-item p { margin: 5px 0 0; color: var(--muted); }
.certification-block { margin-top: 30px; }
.mini-label { color: var(--muted); text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; font-weight: 800; }
.cert-list { display: flex; flex-wrap: wrap; gap: 8px; }

.contact-section { background: linear-gradient(145deg, color-mix(in srgb, var(--surface-2) 90%, transparent), color-mix(in srgb, var(--bg) 92%, transparent)); }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; }
.contact-copy h2 { margin: 13px 0 15px; font-size: clamp(2.4rem, 5vw, 4.7rem); line-height: 1; letter-spacing: -.06em; }
.contact-copy > p:not(.section-number) { color: var(--muted); max-width: 500px; }
.contact-links { display: grid; gap: 12px; margin-top: 32px; }
.contact-links a { display: flex; flex-direction: column; padding: 14px 0; border-bottom: 1px solid var(--line); }
.contact-links span { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; }
.contact-links strong { font-size: .95rem; }
.contact-form { padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.contact-form label { display: grid; gap: 7px; margin-bottom: 14px; color: var(--muted); font-size: .78rem; font-weight: 700; }
.contact-form input, .contact-form textarea { width: 100%; border: 1px solid var(--line); border-radius: 12px; background: color-mix(in srgb, var(--bg) 60%, transparent); color: var(--text); padding: 13px 14px; outline: none; transition: border-color .2s ease, box-shadow .2s ease; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.submit-button { width: 100%; border: 0; }
.form-note { text-align: center; color: var(--muted); font-size: .75rem; margin: 12px 0 0; }

.site-footer { border-top: 1px solid var(--line); }
.footer-row { min-height: 80px; display: flex; justify-content: space-between; align-items: center; gap: 20px; color: var(--muted); font-size: .85rem; }

.project-modal { width: min(680px, calc(100% - 30px)); border: 1px solid var(--line); border-radius: 24px; background: var(--surface); color: var(--text); padding: 36px; box-shadow: var(--shadow); }
.project-modal::backdrop { background: rgba(1,7,14,.72); backdrop-filter: blur(6px); }
.project-modal h2 { margin: 10px 0 14px; font-size: 2rem; line-height: 1.1; }
.project-modal p, .project-modal li { color: var(--muted); }
.project-modal ul { padding-left: 20px; }
.modal-close { position: absolute; right: 18px; top: 16px; border: 1px solid var(--line); background: transparent; width: 38px; height: 38px; border-radius: 12px; cursor: pointer; font-size: 1.25rem; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .75s ease, transform .75s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .hero-grid, .two-column, .contact-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 40px; }
  .hero-visual { min-height: 460px; }
  .two-column, .contact-grid { gap: 45px; }
  .timeline-item { grid-template-columns: 130px 30px 1fr; }
  .split-heading { align-items: start; }
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .section { padding: 82px 0; }
  .container { width: min(100% - 28px, var(--max-width)); }
  .nav-toggle { display: block; }
  .nav-links { position: absolute; left: 14px; right: 14px; top: 67px; display: grid; gap: 0; padding: 12px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); box-shadow: var(--shadow); opacity: 0; transform: translateY(-10px); pointer-events: none; transition: .2s ease; }
  .nav-links.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav-links a { padding: 11px 10px; }
  .theme-toggle { margin: 8px 10px; }
  .hero { min-height: auto; padding-top: 125px; }
  .hero h1 { font-size: clamp(3rem, 15vw, 4.7rem); }
  .dashboard-card { transform: none; }
  .chip-one { left: -6px; }
  .chip-two { right: -6px; }
  .skills-grid { grid-template-columns: 1fr; }
  .timeline-item { grid-template-columns: 1fr; gap: 10px; }
  .timeline-marker { display: none; }
  .timeline-content { padding-left: 0; }
  .role-heading, .split-heading { flex-direction: column; }
  .facts-grid, .form-row { grid-template-columns: 1fr; }
  .education-item { grid-template-columns: 1fr; gap: 6px; }
  .project-preview { min-height: 255px; }
}

@media (max-width: 520px) {
  .brand-name { display: none; }
  .hero-actions .button { width: 100%; }
  .hero-visual { min-height: 395px; }
  .dashboard-card { padding: 17px; min-height: 370px; }
  .metric-card { min-height: 110px; padding: 14px; }
  .metric-card strong { font-size: 1.1rem; }
  .chart { gap: 6px; }
  .floating-chip { display: none; }
  .project-preview { padding: 20px; }
  .contact-form { padding: 20px; }
  .footer-row { flex-direction: column; justify-content: center; padding: 20px 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ==================================================
   VISUAL POLISH — V2
   ================================================== */
:root {
  --heading-font: "Space Grotesk", Inter, ui-sans-serif, system-ui, sans-serif;
  --glass: color-mix(in srgb, var(--surface) 78%, transparent);
}

body {
  background-image:
    radial-gradient(circle at 15% 8%, color-mix(in srgb, var(--accent-2) 11%, transparent), transparent 30rem),
    radial-gradient(circle at 90% 22%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 34rem);
  background-attachment: fixed;
}

h1, h2, h3, .brand-name, .button { font-family: var(--heading-font); }

.cursor-glow {
  position: fixed;
  left: 0;
  top: 0;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 12%, transparent), transparent 67%);
  transform: translate3d(calc(var(--cursor-x, -500px) - 50%), calc(var(--cursor-y, -500px) - 50%), 0);
  pointer-events: none;
  z-index: 1;
  opacity: .8;
  will-change: transform;
}

.page-progress {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  z-index: 1000;
  background: transparent;
}
.page-progress span {
  display: block;
  width: var(--scroll-progress, 0%);
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 65%, transparent);
}

.site-header { z-index: 60; }
.nav { position: relative; }
.brand-mark {
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 10%, transparent);
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: -60%;
  background: linear-gradient(115deg, transparent 38%, rgba(255,255,255,.26), transparent 62%);
  transform: translateX(-65%) rotate(15deg);
  animation: brandShine 5s ease-in-out infinite;
}
.nav-links a { position: relative; padding: 27px 0 24px; }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 18px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .22s ease;
}
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }
.theme-toggle { transition: transform .25s ease, border-color .25s ease, background .25s ease; }
.theme-toggle:hover { transform: rotate(14deg); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(color-mix(in srgb, var(--line) 35%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--line) 35%, transparent) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.75), transparent 82%);
  opacity: .28;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid color-mix(in srgb, var(--success) 25%, var(--line));
  background: color-mix(in srgb, var(--surface) 76%, transparent);
  border-radius: 999px;
  backdrop-filter: blur(12px);
}
.status-dot { animation: pulseDot 2.2s ease-out infinite; }
.hero h1 { text-wrap: balance; }
.gradient-text {
  background-size: 180% auto;
  animation: gradientFlow 6s linear infinite;
}
.button-primary {
  position: relative;
  overflow: hidden;
}
.button-primary::after {
  content: "";
  position: absolute;
  inset: -80% -30%;
  background: linear-gradient(110deg, transparent 38%, rgba(255,255,255,.36), transparent 62%);
  transform: translateX(-70%) rotate(12deg);
  transition: transform .65s ease;
}
.button-primary:hover::after { transform: translateX(70%) rotate(12deg); }
.button-secondary:hover { border-color: color-mix(in srgb, var(--accent) 44%, var(--line)); box-shadow: 0 14px 34px rgba(0,0,0,.12); }

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 32px;
  padding: 17px 20px;
  width: fit-content;
  max-width: 100%;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface) 64%, transparent);
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 45px rgba(0,0,0,.12);
}
.hero-proof > div {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
  border-right: 1px solid var(--line);
}
.hero-proof > div:first-child { padding-left: 0; }
.hero-proof > div:last-child { padding-right: 0; border-right: 0; }
.hero-proof strong { font: 700 1.2rem/1 var(--heading-font); color: var(--text); }
.hero-proof span { color: var(--muted); font-size: .75rem; line-height: 1.25; max-width: 90px; }
.social-row { margin-top: 18px; }
.social-row a { position: relative; }
.social-row a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -3px; height: 1px; background: var(--accent); transition: right .2s ease; }
.social-row a:hover::after { right: 0; }

.dashboard-card {
  isolation: isolate;
  transition: transform .25s ease, box-shadow .25s ease;
  box-shadow: 0 40px 100px rgba(0,0,0,.42), 0 0 0 1px color-mix(in srgb, var(--accent) 8%, transparent);
}
.dashboard-card::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: 29px;
  background: radial-gradient(circle at var(--card-x, 30%) var(--card-y, 20%), color-mix(in srgb, var(--accent) 13%, transparent), transparent 35%);
  pointer-events: none;
  z-index: -1;
}
.metric-card { transition: transform .22s ease, border-color .22s ease, background .22s ease; }
.metric-card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 34%, var(--line)); background: color-mix(in srgb, var(--surface-2) 68%, transparent); }
.chart span { transform-origin: bottom; animation: growBar 1.1s cubic-bezier(.2,.8,.2,1) both; }
.chart span:nth-child(2) { animation-delay: .06s; }
.chart span:nth-child(3) { animation-delay: .12s; }
.chart span:nth-child(4) { animation-delay: .18s; }
.chart span:nth-child(5) { animation-delay: .24s; }
.chart span:nth-child(6) { animation-delay: .30s; }
.chart span:nth-child(7) { animation-delay: .36s; }
.chart span:nth-child(8) { animation-delay: .42s; }
.floating-chip { animation: floatChip 4s ease-in-out infinite; backdrop-filter: blur(10px); }
.chip-two { animation-delay: -1.1s; }
.chip-three { animation-delay: -2.2s; }
.orbit {
  position: absolute;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}
.orbit-one { width: 560px; height: 560px; left: -20px; top: -65px; animation: orbitSpin 24s linear infinite; }
.orbit-two { width: 440px; height: 440px; left: 44px; top: -4px; border-style: dashed; animation: orbitSpin 30s linear infinite reverse; }
.orbit::before { content: ""; position: absolute; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 18px var(--accent); left: 12%; top: 14%; }

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 25px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .15em;
  font-size: .64rem;
  font-weight: 800;
  z-index: 3;
}
.scroll-cue span { width: 18px; height: 28px; border: 1px solid var(--line); border-radius: 999px; position: relative; }
.scroll-cue span::after { content: ""; position: absolute; width: 3px; height: 6px; border-radius: 999px; background: var(--accent); left: 50%; top: 5px; transform: translateX(-50%); animation: scrollHint 1.8s ease-in-out infinite; }

.tool-marquee {
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  backdrop-filter: blur(10px);
}
.marquee-track {
  width: max-content;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 17px 0;
  animation: marquee 28s linear infinite;
}
.marquee-track span { font: 700 .78rem/1 var(--heading-font); letter-spacing: .16em; color: var(--muted); }
.marquee-track i { color: var(--accent); font-style: normal; font-size: .68rem; }

.section-number { display: inline-flex; align-items: center; gap: 10px; }
.section-number::before { content: ""; width: 28px; height: 1px; background: linear-gradient(90deg, var(--accent), transparent); }
.section-heading h2 { text-wrap: balance; }
.section-muted { position: relative; overflow: hidden; }
.section-muted::before {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  right: -280px;
  top: 8%;
  background: color-mix(in srgb, var(--accent-2) 8%, transparent);
  filter: blur(80px);
  pointer-events: none;
}

.fact { position: relative; overflow: hidden; transition: transform .24s ease, border-color .24s ease; }
.fact::after { content: ""; position: absolute; width: 90px; height: 90px; right: -45px; bottom: -55px; border-radius: 50%; background: var(--accent-soft); transition: transform .3s ease; }
.fact:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.fact:hover::after { transform: scale(1.35); }

.skill-card { position: relative; overflow: hidden; min-height: 285px; }
.skill-card::before {
  content: "";
  position: absolute;
  width: 170px;
  height: 170px;
  right: -85px;
  top: -95px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 13%, transparent), transparent 68%);
  transition: transform .35s ease;
}
.skill-card:hover::before { transform: scale(1.35); }
.skill-icon { position: relative; z-index: 1; display: grid; place-items: center; }
.skill-icon svg { width: 23px; height: 23px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.tag-list span, .cert-list span {
  transition: transform .2s ease, border-color .2s ease, color .2s ease;
}
.tag-list span:hover, .cert-list span:hover { transform: translateY(-2px); color: var(--text); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }

.timeline-content {
  padding: 28px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, color-mix(in srgb, var(--surface) 88%, transparent), color-mix(in srgb, var(--surface-2) 48%, transparent));
  box-shadow: 0 20px 55px rgba(0,0,0,.10);
  transition: transform .25s ease, border-color .25s ease;
}
.timeline-content:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 30%, var(--line)); }
.timeline-marker::after { bottom: -130px; }

.project-card { position: relative; transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease; }
.project-card:hover { transform: translateY(-8px); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); box-shadow: 0 30px 70px rgba(0,0,0,.22); }
.project-index {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.17);
  background: rgba(5,12,24,.48);
  backdrop-filter: blur(12px);
  color: rgba(255,255,255,.88);
  font: 700 .75rem/1 var(--heading-font);
}
.project-preview::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, transparent 25%, rgba(255,255,255,.08), transparent 75%); transform: translateX(-100%); transition: transform .8s ease; }
.project-card:hover .project-preview::after { transform: translateX(100%); }
.project-card:hover .preview-window { transform: rotate(0deg) scale(1.025); }
.project-card:hover .phone-one { transform: translateY(10px) rotate(-4deg); }
.project-card:hover .phone-two { transform: translateY(-5px) rotate(4deg); }
.preview-window, .phone { transition: transform .35s ease; }
.text-button span { display: inline-block; transition: transform .2s ease; }
.text-button:hover span { transform: translate(3px,-3px); }

.education-item { position: relative; transition: padding-left .25s ease, background .25s ease; }
.education-item::before { content: ""; position: absolute; left: 0; top: 24px; bottom: 24px; width: 2px; border-radius: 999px; background: linear-gradient(var(--accent), var(--accent-2)); transform: scaleY(0); transition: transform .25s ease; }
.education-item:hover { padding-left: 15px; background: linear-gradient(90deg, var(--accent-soft), transparent 35%); }
.education-item:hover::before { transform: scaleY(1); }

.contact-section { overflow: hidden; }
.contact-section::before { content: ""; position: absolute; width: 520px; height: 520px; border-radius: 50%; left: -280px; bottom: -260px; background: color-mix(in srgb, var(--accent) 10%, transparent); filter: blur(70px); }
.contact-links a { transition: padding-left .2s ease, color .2s ease; }
.contact-links a:hover { padding-left: 8px; color: var(--accent); }
.contact-form { position: relative; overflow: hidden; }
.contact-form::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.project-modal { overflow: visible; }

@keyframes pulseDot {
  0% { box-shadow: 0 0 0 0 rgba(113,230,177,.28); }
  70% { box-shadow: 0 0 0 11px rgba(113,230,177,0); }
  100% { box-shadow: 0 0 0 0 rgba(113,230,177,0); }
}
@keyframes gradientFlow { to { background-position: 180% center; } }
@keyframes growBar { from { transform: scaleY(0); opacity: .25; } to { transform: scaleY(1); opacity: .9; } }
@keyframes floatChip { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@keyframes orbitSpin { to { transform: rotate(360deg); } }
@keyframes scrollHint { 0%,100% { transform: translate(-50%,0); opacity: .25; } 50% { transform: translate(-50%,9px); opacity: 1; } }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes brandShine { 0%,65% { transform: translateX(-65%) rotate(15deg); } 85%,100% { transform: translateX(65%) rotate(15deg); } }

@media (max-width: 980px) {
  .scroll-cue { display: none; }
  .orbit-one { left: 50%; transform: translateX(-50%); }
  .orbit-two { left: 50%; transform: translateX(-50%); }
}

@media (max-width: 760px) {
  .cursor-glow { display: none; }
  .nav-links a { padding: 11px 10px; }
  .nav-links a::after { display: none; }
  .hero-proof { width: 100%; justify-content: space-between; }
  .hero-proof > div { padding: 0 12px; }
  .timeline-content { padding: 23px 20px; }
  .skill-card { min-height: auto; }
}

@media (max-width: 520px) {
  .hero-proof { display: grid; grid-template-columns: repeat(3, 1fr); padding: 14px 10px; }
  .hero-proof > div { display: flex; flex-direction: column; align-items: flex-start; padding: 0 9px; gap: 5px; }
  .hero-proof span { font-size: .67rem; max-width: none; }
  .hero-proof strong { font-size: 1.05rem; }
  .marquee-track { gap: 20px; padding: 14px 0; }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track, .floating-chip, .orbit, .status-dot, .gradient-text, .chart span, .brand-mark::after, .scroll-cue span::after { animation: none !important; }
  .cursor-glow { display: none; }
}

/* ==================================================
   PORTFOLIO V3 — PROJECT PREVIEWS, CERTIFICATIONS PAGE,
   AND WORKING BACK-TO-TOP CONTROL
   ================================================== */
.button-ghost {
  border-color: color-mix(in srgb, var(--accent-2) 34%, var(--line));
  background: color-mix(in srgb, var(--accent-2) 8%, transparent);
  color: var(--text);
}
.button-ghost:hover { transform: translateY(-2px); border-color: var(--accent-2); }
.compact-button { min-height: 44px; margin-top: 18px; }
.footer-links { display: flex; align-items: center; gap: 22px; }
.footer-links a:hover { color: var(--accent); }

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  border-radius: 15px;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--line));
  background: color-mix(in srgb, var(--surface) 84%, transparent);
  color: var(--accent);
  display: grid;
  place-items: center;
  font: 800 1.1rem/1 var(--heading-font);
  box-shadow: 0 18px 48px rgba(0,0,0,.26);
  backdrop-filter: blur(16px);
  z-index: 80;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px) scale(.9);
  transition: opacity .2s ease, visibility .2s ease, transform .2s ease, border-color .2s ease;
}
.back-to-top.show { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { transform: translateY(-3px); border-color: var(--accent); }

.project-preview-roi,
.project-preview-van { min-height: 355px; padding: 28px; }
.project-preview-roi {
  background:
    radial-gradient(circle at 18% 10%, rgba(89,216,255,.27), transparent 38%),
    radial-gradient(circle at 82% 82%, rgba(123,124,255,.24), transparent 42%),
    linear-gradient(135deg, #0c1728, #16284a);
}
.roi-board {
  width: min(100%, 500px);
  padding: 18px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 22px;
  background: rgba(7,15,28,.82);
  box-shadow: 0 28px 70px rgba(0,0,0,.35);
  color: #edf4ff;
  transform: rotate(-1.5deg);
  transition: transform .3s ease;
}
.project-card:hover .roi-board { transform: rotate(0deg) scale(1.015); }
.roi-board-head,
.roi-chart-label { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.roi-board-head span,
.roi-chart-label span { display: block; color: #91a7c2; font-size: .64rem; text-transform: uppercase; letter-spacing: .1em; }
.roi-board-head strong { display: block; margin-top: 3px; font-size: 1.05rem; }
.roi-board-head b { padding: 6px 9px; border-radius: 9px; background: rgba(89,216,255,.12); color: #75e0ff; font-size: .7rem; }
.roi-kpis { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; margin: 15px 0; }
.roi-kpis > div { padding: 11px; border: 1px solid rgba(255,255,255,.09); border-radius: 12px; background: rgba(255,255,255,.04); }
.roi-kpis small { display: block; color: #8ea3be; font-size: .58rem; text-transform: uppercase; letter-spacing: .08em; }
.roi-kpis strong { display: block; margin: 4px 0 1px; font-size: .86rem; }
.roi-kpis span { color: #9fb1c8; font-size: .59rem; line-height: 1.3; }
.roi-chart-area { padding: 13px; border-radius: 15px; background: rgba(255,255,255,.035); border: 1px solid rgba(255,255,255,.08); }
.roi-chart-label em { color: #75e0ff; font-size: .58rem; font-style: normal; }
.roi-chart-bars { height: 92px; display: flex; align-items: end; gap: 8px; padding: 12px 3px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
.roi-chart-bars i { flex: 1; height: var(--h); border-radius: 6px 6px 1px 1px; background: linear-gradient(180deg, #59d8ff, #7478ff); box-shadow: 0 0 20px rgba(89,216,255,.12); }
.roi-insight { display: grid; grid-template-columns: 28px 1fr; align-items: center; gap: 9px; margin-top: 11px; }
.roi-insight > span { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 9px; background: rgba(113,230,177,.1); color: #71e6b1; }
.roi-insight p { margin: 0; color: #9fb1c8; font-size: .6rem; line-height: 1.45; }
.roi-insight strong { color: #edf4ff; display: block; font-size: .65rem; }

.project-preview-van {
  background:
    radial-gradient(circle at 76% 18%, rgba(123,124,255,.32), transparent 35%),
    radial-gradient(circle at 18% 78%, rgba(89,216,255,.24), transparent 35%),
    linear-gradient(135deg, #11172c, #213a54);
}
.van-scene { width: min(100%, 500px); min-height: 275px; display: grid; grid-template-columns: 1fr 170px; align-items: center; gap: 18px; }
.van-route-card { padding: 20px; border: 1px solid rgba(255,255,255,.14); border-radius: 22px; background: rgba(7,15,28,.74); box-shadow: 0 24px 60px rgba(0,0,0,.3); color: #edf4ff; }
.route-status { display: inline-flex; padding: 6px 9px; border-radius: 999px; color: #71e6b1; background: rgba(113,230,177,.08); border: 1px solid rgba(113,230,177,.2); font-size: .62rem; }
.van-route-card > strong { display: block; margin: 15px 0 20px; font-size: 1.15rem; }
.route-line { display: grid; grid-template-columns: 18px 1fr 18px; align-items: center; }
.route-line::before,
.route-line::after { content: ""; height: 4px; border-radius: 999px; background: linear-gradient(90deg, #59d8ff, #7b7cff); grid-column: 1 / -1; grid-row: 1; }
.route-line i { width: 16px; height: 16px; border: 4px solid #101a2a; border-radius: 50%; background: #59d8ff; z-index: 1; grid-row: 1; }
.route-line i:nth-child(1) { grid-column: 1; }
.route-line i:nth-child(2) { grid-column: 2; justify-self: center; background: #71e6b1; }
.route-line i:nth-child(3) { grid-column: 3; background: #7b7cff; }
.route-stops { display: flex; justify-content: space-between; margin-top: 8px; color: #91a7c2; font-size: .58rem; }
.van-phone { position: relative; width: 160px; height: 280px; padding: 11px; border: 7px solid #07101d; border-radius: 30px; background: #eaf2f7; box-shadow: 0 30px 70px rgba(0,0,0,.38); transform: rotate(3deg); transition: transform .3s ease; }
.project-card:hover .van-phone { transform: rotate(0deg) translateY(-4px); }
.van-phone-top { width: 58px; height: 9px; margin: -11px auto 8px; border-radius: 0 0 9px 9px; background: #07101d; }
.van-map { height: 178px; position: relative; overflow: hidden; border-radius: 17px; background: linear-gradient(145deg, #d5e8e8, #c5dae7); }
.road { position: absolute; height: 8px; width: 180px; background: rgba(255,255,255,.8); box-shadow: 0 0 0 2px rgba(91,128,148,.15); }
.road-a { left: -25px; top: 48px; transform: rotate(28deg); }
.road-b { left: -12px; top: 108px; transform: rotate(-17deg); }
.road-c { left: 15px; top: 78px; transform: rotate(81deg); }
.pin { position: absolute; width: 25px; height: 25px; display: grid; place-items: center; border-radius: 50% 50% 50% 8px; transform: rotate(-45deg); background: #5968d9; color: #fff; font-size: .58rem; box-shadow: 0 6px 13px rgba(0,0,0,.2); }
.pin::first-letter { transform: rotate(45deg); }
.pin-home { left: 19px; top: 24px; background: #0b799a; }
.pin-van { left: 69px; top: 81px; background: #2caa7d; }
.pin-school { right: 15px; bottom: 22px; }
.van-phone-info { padding: 13px 5px 0; color: #163047; }
.van-phone-info strong { display: block; font-size: .72rem; }
.van-phone-info span { display: block; margin-top: 4px; color: #60778a; font-size: .56rem; }

.certification-cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--accent-soft), color-mix(in srgb, var(--accent-2) 9%, transparent));
}
.certification-cta-card h3 { margin: 4px 0 5px; }
.certification-cta-card p { margin: 0; color: var(--muted); }
.round-link { flex: 0 0 auto; width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; background: var(--accent); color: #00131d; font-weight: 900; transition: transform .2s ease; }
.round-link:hover { transform: translate(2px,-2px); }

.modal-summary-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 20px 0; }
.modal-summary-grid > div { padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: color-mix(in srgb, var(--surface-2) 62%, transparent); }
.modal-summary-grid span { display: block; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; font-size: .6rem; }
.modal-summary-grid strong { display: block; margin-top: 5px; font-size: .82rem; line-height: 1.35; }
.modal-source-note { padding-top: 14px; border-top: 1px solid var(--line); font-size: .78rem; }

/* Certifications landing page */
.certifications-page .site-header { background: color-mix(in srgb, var(--bg) 88%, transparent); }
.cert-hero { min-height: 88vh; display: grid; align-items: center; padding-top: 140px; overflow: hidden; }
.cert-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 70px; align-items: center; }
.cert-hero-copy h1 { margin: 20px 0; font-size: clamp(3.2rem, 6.5vw, 6.4rem); line-height: .98; letter-spacing: -.065em; }
.cert-hero-copy > p:not(.eyebrow) { max-width: 650px; color: var(--muted); font-size: 1.08rem; }
.cert-orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .22; }
.cert-orb-one { width: 500px; height: 500px; background: var(--accent); right: -250px; top: 50px; }
.cert-orb-two { width: 420px; height: 420px; background: var(--accent-2); left: -230px; bottom: -180px; }
.cert-hero-visual { min-height: 480px; display: grid; place-items: center; }
.credential-stack { width: 420px; height: 420px; max-width: 100%; position: relative; display: grid; place-items: center; }
.credential-ring { position: absolute; width: 330px; height: 330px; border-radius: 50%; border: 1px dashed color-mix(in srgb, var(--accent) 35%, transparent); animation: orbitSpin 28s linear infinite; }
.credential-ring::before,
.credential-ring::after { content: ""; position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 18px var(--accent); }
.credential-ring::before { left: 22px; top: 62px; }
.credential-ring::after { right: 14px; bottom: 90px; background: var(--accent-2); box-shadow: 0 0 18px var(--accent-2); }
.floating-credential { position: absolute; width: 190px; min-height: 145px; padding: 22px; border: 1px solid var(--line); border-radius: 24px; background: color-mix(in srgb, var(--surface) 82%, transparent); backdrop-filter: blur(18px); box-shadow: var(--shadow); z-index: 2; }
.floating-credential span { color: var(--accent); font: 800 .66rem/1 var(--heading-font); }
.floating-credential strong { display: block; margin: 25px 0 4px; font-size: 1.35rem; }
.floating-credential small { color: var(--muted); }
.credential-one { left: 4px; top: 28px; transform: rotate(-7deg); }
.credential-two { right: 0; top: 140px; transform: rotate(7deg); }
.credential-three { left: 45px; bottom: 10px; transform: rotate(2deg); }
.credential-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 46px; }
.credential-card { position: relative; min-height: 430px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg, color-mix(in srgb, var(--surface) 93%, transparent), color-mix(in srgb, var(--surface-2) 58%, transparent)); overflow: hidden; transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease; }
.credential-card:hover { transform: translateY(-8px); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); box-shadow: 0 28px 70px rgba(0,0,0,.2); }
.credential-card::after { content: ""; position: absolute; width: 180px; height: 180px; right: -85px; bottom: -95px; border-radius: 50%; background: var(--accent-soft); }
.credential-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.credential-badge { width: 76px; height: 76px; border-radius: 22px; border: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 45%, transparent); display: grid; place-items: center; }
.badge-powerbi { display: flex; align-items: end; justify-content: center; gap: 4px; padding: 16px; }
.badge-powerbi span { width: 8px; border-radius: 4px 4px 1px 1px; background: linear-gradient(180deg, #ffe26c, #f5b900); }
.badge-powerbi span:nth-child(1) { height: 20px; }
.badge-powerbi span:nth-child(2) { height: 30px; }
.badge-powerbi span:nth-child(3) { height: 40px; }
.badge-powerbi span:nth-child(4) { height: 48px; }
.badge-fabric { position: relative; overflow: hidden; }
.badge-fabric i { position: absolute; width: 42px; height: 14px; border-radius: 999px; background: linear-gradient(90deg, #5ddcff, #7b7cff); transform: rotate(-35deg); }
.badge-fabric i:nth-child(1) { top: 18px; left: 13px; }
.badge-fabric i:nth-child(2) { top: 31px; left: 20px; }
.badge-fabric i:nth-child(3) { top: 44px; left: 27px; }
.badge-data svg { width: 46px; height: 46px; fill: none; stroke: var(--accent); stroke-width: 4; stroke-linecap: round; }
.credential-status { padding: 6px 9px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--success) 25%, var(--line)); background: rgba(113,230,177,.07); color: var(--success); font-size: .62rem; font-weight: 800; }
.credential-provider { margin: 34px 0 4px; color: var(--accent); text-transform: uppercase; letter-spacing: .1em; font-size: .68rem; font-weight: 800; }
.credential-card h3 { margin: 0 0 12px; font-size: 1.55rem; line-height: 1.2; }
.credential-description { color: var(--muted); min-height: 88px; }
.credential-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; }
.credential-tags span { padding: 6px 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .7rem; }
.credential-number { position: absolute; right: 20px; bottom: 8px; font: 800 5.5rem/1 var(--heading-font); color: color-mix(in srgb, var(--text) 4%, transparent); z-index: 0; }
.cert-summary-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: center; }
.cert-map { padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.cert-map-row { display: grid; grid-template-columns: 150px 1fr 90px; align-items: center; gap: 16px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.cert-map-row:last-of-type { border-bottom: 0; }
.cert-map-row > span { font-size: .8rem; color: var(--muted); }
.cert-map-row > div { height: 8px; border-radius: 999px; background: var(--surface-2); overflow: hidden; }
.cert-map-row i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.cert-map-row strong { text-align: right; font-size: .8rem; }
.cert-note { margin: 14px 0 0; color: var(--muted); font-size: .72rem; }
.cert-cta-section { padding-top: 40px; }
.cert-cta { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding: 45px; border: 1px solid var(--line); border-radius: 32px; background: linear-gradient(135deg, var(--accent-soft), color-mix(in srgb, var(--accent-2) 10%, transparent)); }
.cert-cta h2 { margin: 8px 0 0; max-width: 700px; }

@media (max-width: 980px) {
  .cert-hero-grid,
  .cert-summary-grid { grid-template-columns: 1fr; }
  .cert-hero-grid { gap: 20px; }
  .credential-grid { grid-template-columns: 1fr; }
  .credential-card { min-height: auto; }
  .cert-summary-grid { gap: 35px; }
}

@media (max-width: 760px) {
  .hero-actions .button-ghost { width: auto; }
  .project-preview-roi,
  .project-preview-van { min-height: 315px; padding: 18px; }
  .van-scene { grid-template-columns: 1fr 135px; gap: 10px; }
  .van-phone { width: 130px; height: 245px; }
  .van-map { height: 150px; }
  .roi-kpis { grid-template-columns: 1fr; }
  .roi-kpis > div { display: grid; grid-template-columns: 1fr 1fr; align-items: center; }
  .roi-kpis small { grid-column: 1 / -1; }
  .modal-summary-grid { grid-template-columns: 1fr; }
  .cert-hero { min-height: auto; }
  .cert-hero-visual { min-height: 430px; }
  .credential-stack { transform: scale(.88); }
  .cert-map-row { grid-template-columns: 1fr; gap: 8px; }
  .cert-map-row strong { text-align: left; }
  .cert-cta { flex-direction: column; align-items: flex-start; padding: 30px; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 520px) {
  .back-to-top { right: 14px; bottom: 14px; width: 44px; height: 44px; }
  .hero-actions .button-ghost { width: 100%; }
  .project-preview-roi,
  .project-preview-van { min-height: 330px; }
  .van-scene { grid-template-columns: 1fr; }
  .van-route-card { display: none; }
  .van-phone { width: 160px; height: 270px; margin: auto; }
  .van-map { height: 170px; }
  .roi-chart-bars { height: 80px; }
  .cert-hero-copy h1 { font-size: clamp(2.8rem, 15vw, 4.5rem); }
  .credential-stack { width: 330px; height: 390px; transform: scale(.82); }
  .credential-one { left: -4px; }
  .credential-two { right: -8px; }
  .cert-cta .hero-actions .button { width: 100%; }
}


/* ==================================================
   PORTFOLIO V4 — PROFESSIONAL PORTRAIT COMPOSITION
   ================================================== */
html { scroll-behavior: smooth; }
.hero-visual { min-height: 590px; }
.profile-stage {
  width: min(100%, 560px);
  min-height: 550px;
  position: relative;
  display: grid;
  place-items: center;
  isolation: isolate;
}
.profile-stage::before {
  content: "";
  position: absolute;
  width: 80%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 24%, transparent), transparent 67%);
  filter: blur(10px);
  z-index: -2;
}
.profile-card {
  width: min(82%, 430px);
  padding: 12px;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
  border-radius: 42px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--surface-2) 94%, transparent), color-mix(in srgb, var(--surface) 88%, transparent));
  box-shadow: 0 45px 110px rgba(0,0,0,.36), 0 0 0 1px rgba(255,255,255,.035) inset;
  position: relative;
  transition: transform .18s ease-out;
  transform: perspective(1000px) rotateY(-3deg) rotateX(1deg);
}
.profile-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at var(--card-x, 50%) var(--card-y, 20%), rgba(255,255,255,.14), transparent 35%);
  pointer-events: none;
}
.profile-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1.05;
  border-radius: 33px;
  background: linear-gradient(160deg, #0d4464, #061522);
}
.profile-frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 28%;
  background: linear-gradient(transparent, rgba(2,10,18,.34));
  pointer-events: none;
}
.profile-frame picture,
.profile-frame img { width: 100%; height: 100%; display: block; }
.profile-frame img { object-fit: cover; object-position: center 45%; transition: transform .5s ease; }
.profile-card:hover .profile-frame img { transform: scale(1.025); }
.profile-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 16px 9px 7px;
}
.profile-caption span:not(.availability-pill) {
  display: block;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .1em;
  font-size: .62rem;
  font-weight: 800;
}
.profile-caption strong { display: block; margin-top: 5px; font-size: 1.02rem; }
.availability-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: color-mix(in srgb, var(--surface-2) 70%, transparent);
  font-size: .68rem;
  white-space: nowrap;
}
.availability-pill i { width: 7px; height: 7px; border-radius: 50%; background: #71e6b1; box-shadow: 0 0 0 5px rgba(113,230,177,.08); }
.profile-data-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px 15px;
  border: 1px solid color-mix(in srgb, var(--accent) 25%, var(--line));
  border-radius: 17px;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  box-shadow: 0 18px 50px rgba(0,0,0,.28);
  backdrop-filter: blur(18px);
  z-index: 4;
  animation: profileFloat 5.5s ease-in-out infinite;
}
.profile-data-card small { display: block; color: var(--muted); font-size: .58rem; text-transform: uppercase; letter-spacing: .08em; }
.profile-data-card strong { display: block; margin-top: 4px; font-size: .75rem; }
.profile-data-card-one { top: 11%; left: -2%; }
.profile-data-card-two { right: -8%; top: 45%; animation-delay: -1.8s; }
.profile-data-card-three { left: 1%; bottom: 8%; animation-delay: -3.2s; }
.profile-data-icon,
.profile-data-number {
  width: 35px; height: 35px; display: grid; place-items: center;
  border-radius: 11px; color: #00131d; background: linear-gradient(135deg, var(--accent), var(--accent-2));
  font-weight: 900; flex: 0 0 auto;
}
.mini-bars { width: 35px; height: 35px; display: flex; align-items: end; gap: 3px; padding: 7px; border-radius: 11px; background: var(--accent-soft); }
.mini-bars i { flex: 1; border-radius: 2px; background: var(--accent); }
.mini-bars i:nth-child(1) { height: 35%; }.mini-bars i:nth-child(2) { height: 63%; }.mini-bars i:nth-child(3) { height: 48%; }.mini-bars i:nth-child(4) { height: 88%; }
.profile-orbit { position: absolute; border: 1px solid color-mix(in srgb, var(--accent) 16%, transparent); border-radius: 50%; z-index: -1; }
.profile-orbit-one { width: 94%; aspect-ratio: 1; animation: orbitSpin 18s linear infinite; }
.profile-orbit-two { width: 72%; aspect-ratio: 1; border-style: dashed; animation: orbitSpin 13s linear infinite reverse; }
.about-profile-row { display: inline-flex; align-items: center; gap: 14px; margin-bottom: 22px; padding: 9px 13px 9px 9px; border: 1px solid var(--line); border-radius: 999px; background: color-mix(in srgb, var(--surface) 75%, transparent); }
.about-profile-row img { width: 54px; height: 54px; object-fit: cover; border-radius: 50%; border: 2px solid color-mix(in srgb, var(--accent) 46%, transparent); }
.about-profile-row span { display: block; color: var(--accent); text-transform: uppercase; letter-spacing: .1em; font-size: .58rem; font-weight: 800; }
.about-profile-row strong { display: block; margin-top: 3px; font-size: .76rem; }
.cert-profile-composition { min-height: 520px; width: min(100%, 520px); position: relative; display: grid; place-items: center; }
.cert-profile-photo { width: 330px; aspect-ratio: 1; padding: 9px; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--line)); background: color-mix(in srgb, var(--surface) 88%, transparent); box-shadow: 0 35px 100px rgba(0,0,0,.35); z-index: 2; }
.cert-profile-photo picture,
.cert-profile-photo img { width: 100%; height: 100%; display: block; }
.cert-profile-photo img { object-fit: cover; border-radius: 50%; }
.cert-profile-composition .credential-stack { position: absolute; inset: 0; width: 100%; height: 100%; }
.cert-profile-composition .credential-ring { width: 440px; height: 440px; }
.cert-profile-composition .credential-one { top: 5%; left: -3%; }
.cert-profile-composition .credential-two { right: -5%; top: 38%; }
.cert-profile-composition .credential-three { left: 2%; bottom: 5%; }
@keyframes profileFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

@media (max-width: 980px) {
  .hero-visual { min-height: 570px; }
  .profile-stage { margin-inline: auto; }
  .cert-profile-composition { margin-inline: auto; }
}
@media (max-width: 760px) {
  .profile-stage { width: min(100%, 500px); min-height: 515px; }
  .profile-card { width: min(78%, 390px); transform: none; }
  .profile-data-card-one { left: 0; }
  .profile-data-card-two { right: 0; }
  .profile-data-card-three { left: 2%; }
  .cert-profile-photo { width: 285px; }
  .cert-profile-composition .credential-ring { width: 390px; height: 390px; }
}
@media (max-width: 520px) {
  .hero-visual { min-height: 470px; }
  .profile-stage { min-height: 455px; }
  .profile-card { width: 80%; padding: 8px; border-radius: 30px; }
  .profile-frame { border-radius: 24px; }
  .profile-caption { padding: 12px 5px 4px; }
  .profile-caption strong { font-size: .82rem; }
  .availability-pill { display: none; }
  .profile-data-card { padding: 10px 11px; border-radius: 14px; }
  .profile-data-card small { font-size: .5rem; }
  .profile-data-card strong { font-size: .62rem; }
  .profile-data-icon, .profile-data-number, .mini-bars { width: 30px; height: 30px; }
  .profile-data-card-one { top: 5%; left: 0; }
  .profile-data-card-two { right: 0; top: 48%; }
  .profile-data-card-three { left: 0; bottom: 4%; }
  .about-profile-row { border-radius: 18px; align-items: flex-start; }
  .cert-profile-composition { min-height: 475px; }
  .cert-profile-photo { width: 235px; }
  .cert-profile-composition .credential-ring { width: 330px; height: 330px; }
  .cert-profile-composition .floating-credential { transform: scale(.88); }
}
@media (prefers-reduced-motion: reduce) {
  .profile-data-card, .profile-orbit { animation: none !important; }
}

/* Actual certificate documents */
.certificate-document-grid { align-items: stretch; }
.certificate-document-card { min-height: 0; padding: 0; display: flex; flex-direction: column; overflow: hidden; }
.certificate-document-card::after { z-index: 0; pointer-events: none; }
.certificate-preview { position: relative; display: block; height: 250px; overflow: hidden; background: #f5f7fb; border-bottom: 1px solid var(--line); z-index: 1; }
.certificate-preview img { width: 100%; height: 100%; object-fit: cover; object-position: center; transform: scale(1.01); transition: transform .35s ease, filter .35s ease; }
.certificate-preview::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(4,12,24,.68)); opacity: .72; transition: opacity .3s ease; }
.certificate-preview:hover img { transform: scale(1.045); filter: saturate(1.05); }
.certificate-preview:hover::after { opacity: .9; }
.preview-overlay { position: absolute; left: 18px; bottom: 15px; z-index: 2; color: #fff; font-size: .76rem; font-weight: 800; letter-spacing: .01em; padding: 8px 11px; border-radius: 999px; background: rgba(5,16,31,.7); border: 1px solid rgba(255,255,255,.18); backdrop-filter: blur(10px); }
.credential-content { position: relative; z-index: 1; display: flex; flex-direction: column; flex: 1; padding: 24px 26px 27px; }
.certificate-meta-row { align-items: center; }
.certificate-meta-row time { color: var(--muted); font-size: .72rem; font-weight: 700; }
.certificate-document-card .credential-provider { margin: 24px 0 6px; }
.certificate-document-card h3 { min-height: 3.75rem; font-size: 1.28rem; }
.certificate-document-card .credential-description { min-height: 92px; margin-bottom: 0; }
.certificate-document-card .credential-tags { margin-top: 18px; }
.certificate-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: auto; padding-top: 24px; }
.certificate-button { display: inline-flex; align-items: center; justify-content: center; min-height: 39px; padding: 9px 13px; border-radius: 12px; border: 1px solid var(--line); color: var(--text); background: color-mix(in srgb, var(--surface-2) 82%, transparent); font-size: .72rem; font-weight: 800; text-decoration: none; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.certificate-button:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 50%, var(--line)); }
.certificate-button.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); border-color: transparent; color: #04111f; }
.certificate-document-card .credential-number { z-index: 0; opacity: .75; }
@media (max-width: 980px) {
  .certificate-preview { height: 330px; }
  .certificate-document-card h3, .certificate-document-card .credential-description { min-height: 0; }
}
@media (max-width: 560px) {
  .certificate-preview { height: 260px; }
  .credential-content { padding: 22px 20px 24px; }
  .certificate-actions { flex-direction: column; }
  .certificate-button { width: 100%; }
}

/* Additional database and full-stack project previews */
.project-preview-cafe {
  background:
    radial-gradient(circle at 18% 16%, rgba(89,216,255,.22), transparent 36%),
    radial-gradient(circle at 86% 78%, rgba(118,124,255,.22), transparent 34%),
    linear-gradient(145deg, #0b1728, #142844);
}
.db-scene { width: min(100%, 470px); min-height: 225px; position: relative; display: grid; grid-template-columns: 128px 1fr; gap: 34px; align-items: center; z-index: 1; }
.db-cylinder { width: 112px; height: 138px; border: 1px solid rgba(255,255,255,.18); border-radius: 52% / 14%; background: linear-gradient(180deg, rgba(89,216,255,.22), rgba(9,21,38,.86)); box-shadow: 0 24px 45px rgba(0,0,0,.28), inset 0 0 25px rgba(89,216,255,.08); display: flex; flex-direction: column; justify-content: center; align-items: center; color: #fff; position: relative; }
.db-cylinder::before, .db-cylinder::after { content:""; position:absolute; left:-1px; right:-1px; height: 27px; border:1px solid rgba(255,255,255,.17); border-radius:50%; }
.db-cylinder::before { top:-1px; background:rgba(89,216,255,.14); }
.db-cylinder::after { bottom:-1px; }
.db-cylinder span { width: 25px; height: 25px; border-radius: 50%; border: 2px solid #59d8ff; box-shadow: 0 0 20px rgba(89,216,255,.4); margin-bottom: 12px; }
.db-cylinder strong { font: 700 .84rem/1 var(--heading-font); letter-spacing:.08em; }
.db-cylinder small { margin-top: 7px; color: rgba(255,255,255,.62); font-size:.64rem; }
.schema-lines { position:absolute; left:98px; top:50%; width:78px; height:130px; transform:translateY(-50%); pointer-events:none; }
.schema-lines i { position:absolute; left:0; width:100%; height:1px; background:linear-gradient(90deg, rgba(89,216,255,.7), rgba(118,124,255,.25)); transform-origin:left; }
.schema-lines i:nth-child(1){ top:22%; transform:rotate(-19deg); }
.schema-lines i:nth-child(2){ top:50%; }
.schema-lines i:nth-child(3){ top:78%; transform:rotate(19deg); }
.schema-cards { display:grid; grid-template-columns:repeat(2,1fr); gap:10px; }
.schema-cards div { min-height:78px; padding:15px; border:1px solid rgba(255,255,255,.13); border-radius:12px; background:rgba(5,14,27,.55); backdrop-filter:blur(10px); box-shadow:0 12px 30px rgba(0,0,0,.16); }
.schema-cards b { display:block; color:#fff; font:700 .72rem/1 var(--heading-font); letter-spacing:.07em; }
.schema-cards span { display:block; margin-top:9px; color:rgba(255,255,255,.56); font-size:.64rem; }

.project-preview-team {
  background:
    radial-gradient(circle at 84% 13%, rgba(123,124,255,.30), transparent 38%),
    radial-gradient(circle at 10% 90%, rgba(89,216,255,.16), transparent 36%),
    linear-gradient(145deg, #11172b, #172642);
}
.team-board { width:min(100%, 520px); padding:17px; border:1px solid rgba(255,255,255,.14); border-radius:18px; background:rgba(4,11,23,.65); box-shadow:0 26px 58px rgba(0,0,0,.34); backdrop-filter:blur(12px); position:relative; z-index:1; }
.team-board-top { display:flex; justify-content:space-between; gap:16px; align-items:center; margin-bottom:13px; }
.team-board-top span { display:block; color:rgba(255,255,255,.5); font-size:.61rem; text-transform:uppercase; letter-spacing:.10em; }
.team-board-top strong { display:block; margin-top:4px; color:#fff; font-size:.88rem; }
.team-board-top b { padding:6px 9px; border:1px solid rgba(89,216,255,.24); border-radius:999px; background:rgba(89,216,255,.08); color:#8ee6ff; font-size:.6rem; }
.team-columns { display:grid; grid-template-columns:repeat(3,1fr); gap:8px; }
.team-col { min-width:0; padding:9px; border:1px solid rgba(255,255,255,.08); border-radius:12px; background:rgba(255,255,255,.035); }
.team-col > span { display:block; margin-bottom:7px; color:rgba(255,255,255,.48); font-size:.52rem; font-weight:800; letter-spacing:.09em; }
.team-col article { padding:9px; margin-top:7px; border-radius:9px; background:rgba(255,255,255,.07); }
.team-col article strong { display:block; color:#fff; font-size:.61rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.team-col article small { display:block; margin:5px 0 7px; color:rgba(255,255,255,.48); font-size:.52rem; }
.team-col article i { display:block; height:4px; border-radius:999px; background:rgba(255,255,255,.09); overflow:hidden; }
.team-col article i::after { content:""; display:block; height:100%; width:var(--p); border-radius:inherit; background:linear-gradient(90deg,#59d8ff,#7b7cff); }
.team-stack { display:flex; flex-wrap:wrap; gap:5px; margin-top:12px; }
.team-stack span { padding:5px 7px; border:1px solid rgba(255,255,255,.10); border-radius:999px; color:rgba(255,255,255,.56); font-size:.52rem; }
.modal-note { padding:12px 14px; border:1px solid var(--line); border-radius:12px; background:var(--accent-soft); font-size:.82rem; }

@media (max-width: 520px) {
  .db-scene { grid-template-columns: 1fr; gap:16px; }
  .db-cylinder { width:96px; height:118px; margin:0 auto; }
  .schema-lines { display:none; }
  .schema-cards { grid-template-columns:repeat(2,1fr); }
  .team-columns { grid-template-columns:1fr; }
  .team-col:nth-child(2), .team-col:nth-child(3) { display:none; }
}


/* Marketing ROI dissertation preview */
.project-preview-image {
  padding: 18px;
  background:
    radial-gradient(circle at 18% 10%, rgba(89,216,255,.20), transparent 38%),
    radial-gradient(circle at 82% 82%, rgba(123,124,255,.18), transparent 42%),
    linear-gradient(135deg, #0c1728, #16284a);
}
.project-preview-image img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  max-height: 355px;
  object-fit: cover;
  border-radius: 19px;
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 24px 60px rgba(0,0,0,.34);
  transition: transform .35s ease, box-shadow .35s ease;
}
.project-card:hover .project-preview-image img {
  transform: scale(1.018);
  box-shadow: 0 30px 72px rgba(0,0,0,.42);
}
.project-image-badge {
  position: absolute;
  top: 28px;
  right: 28px;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(113,230,177,.28);
  background: rgba(7,15,28,.82);
  color: #71e6b1;
  backdrop-filter: blur(12px);
  font-size: .64rem;
  font-weight: 800;
  letter-spacing: .04em;
}
.modal-project-image {
  width: 100%;
  margin: 18px 0 6px;
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: 0 20px 50px rgba(0,0,0,.22);
}
@media (max-width: 760px) {
  .project-preview-image img { min-height: 235px; }
  .project-image-badge { top: 26px; right: 26px; }
}
@media (max-width: 520px) {
  .project-preview-image { min-height: 250px; }
  .project-preview-image img { min-height: 210px; }
  .project-image-badge { top: 24px; right: 24px; font-size: .58rem; }
}


/* Bilal Motors — data-focused vehicle operations preview */
.project-preview-motors {
  background:
    radial-gradient(circle at 88% 15%, rgba(89,216,255,.23), transparent 36%),
    radial-gradient(circle at 10% 88%, rgba(123,124,255,.20), transparent 38%),
    linear-gradient(145deg, #0b1627, #172a45);
}
.motors-dashboard { width:min(100%, 520px); padding:17px; border:1px solid rgba(255,255,255,.14); border-radius:18px; background:rgba(4,11,23,.70); box-shadow:0 26px 58px rgba(0,0,0,.34); backdrop-filter:blur(12px); position:relative; z-index:1; }
.motors-topbar { display:flex; justify-content:space-between; gap:18px; align-items:center; padding-bottom:12px; border-bottom:1px solid rgba(255,255,255,.08); }
.motors-topbar small { display:block; color:rgba(255,255,255,.48); font-size:.58rem; text-transform:uppercase; letter-spacing:.10em; }
.motors-topbar strong { display:block; margin-top:3px; color:#fff; font-size:.92rem; }
.motors-topbar > span { padding:6px 9px; border:1px solid rgba(89,216,255,.24); border-radius:999px; background:rgba(89,216,255,.08); color:#8ee6ff; font-size:.58rem; font-weight:800; }
.motors-layout { display:grid; grid-template-columns:42px 1fr; gap:11px; padding-top:12px; }
.motors-sidebar { display:grid; align-content:start; gap:9px; padding:10px 8px; border-radius:11px; background:rgba(255,255,255,.035); }
.motors-sidebar i { display:block; width:100%; height:7px; border-radius:999px; background:rgba(255,255,255,.10); }
.motors-sidebar i:first-child { background:linear-gradient(90deg,#59d8ff,#7b7cff); }
.motors-main { min-width:0; }
.motors-metrics { display:grid; grid-template-columns:repeat(3,1fr); gap:8px; }
.motors-metrics div { padding:10px; border:1px solid rgba(255,255,255,.08); border-radius:10px; background:rgba(255,255,255,.04); }
.motors-metrics span { display:block; color:rgba(255,255,255,.46); font-size:.52rem; text-transform:uppercase; letter-spacing:.07em; }
.motors-metrics b { display:block; margin-top:5px; color:#fff; font-size:.64rem; }
.motors-workflow { display:grid; grid-template-columns:repeat(2,1fr); gap:8px; margin-top:9px; }
.motors-workflow article { padding:10px; border:1px solid rgba(255,255,255,.08); border-radius:10px; background:rgba(255,255,255,.035); }
.motors-workflow span { color:#8ee6ff; font-size:.49rem; font-weight:800; letter-spacing:.08em; }
.motors-workflow strong { display:block; margin:5px 0 8px; color:#fff; font-size:.61rem; }
.motors-workflow i { display:block; width:78%; height:4px; border-radius:999px; background:linear-gradient(90deg,rgba(89,216,255,.85),rgba(123,124,255,.4)); }
.motors-stack { display:flex; flex-wrap:wrap; gap:5px; margin-top:12px; }
.motors-stack span { padding:5px 7px; border:1px solid rgba(255,255,255,.10); border-radius:999px; color:rgba(255,255,255,.56); font-size:.52rem; }
@media (max-width:520px) {
  .motors-layout { grid-template-columns:1fr; }
  .motors-sidebar { display:none; }
  .motors-metrics { grid-template-columns:1fr 1fr; }
  .motors-metrics div:last-child { grid-column:1 / -1; }
}

/* Cafe MAJU — SQL project dashboard built from supplied database script */
.project-preview-cafe {
  min-height: 360px;
  padding: 18px;
  background:
    radial-gradient(circle at 15% 12%, rgba(89,216,255,.20), transparent 33%),
    radial-gradient(circle at 86% 86%, rgba(123,124,255,.20), transparent 34%),
    linear-gradient(145deg, #081522, #122640 58%, #172b48);
}
.cafe-db-dashboard {
  width: min(100%, 570px);
  position: relative;
  z-index: 1;
  padding: 17px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 18px;
  background: rgba(3,10,20,.72);
  box-shadow: 0 28px 65px rgba(0,0,0,.34);
  backdrop-filter: blur(12px);
}
.cafe-db-head { display:flex; align-items:center; justify-content:space-between; gap:16px; padding-bottom:12px; border-bottom:1px solid rgba(255,255,255,.08); }
.cafe-db-head small { display:block; color:rgba(255,255,255,.45); font-size:.55rem; font-weight:800; letter-spacing:.11em; }
.cafe-db-head strong { display:block; margin-top:5px; color:#fff; font:700 .9rem/1.2 var(--heading-font); }
.cafe-db-head > span { padding:6px 9px; border:1px solid rgba(89,216,255,.22); border-radius:999px; background:rgba(89,216,255,.08); color:#8fe7ff; font-size:.58rem; font-weight:800; }
.cafe-kpis { display:grid; grid-template-columns:repeat(4,1fr); gap:7px; margin:12px 0; }
.cafe-kpis article { min-width:0; padding:10px; border:1px solid rgba(255,255,255,.08); border-radius:11px; background:rgba(255,255,255,.04); }
.cafe-kpis small { display:block; color:rgba(255,255,255,.42); font-size:.46rem; font-weight:800; letter-spacing:.08em; }
.cafe-kpis strong { display:block; margin:4px 0 2px; color:#fff; font-size:.9rem; }
.cafe-kpis span { display:block; color:rgba(255,255,255,.40); font-size:.48rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.cafe-dashboard-grid { display:grid; grid-template-columns:1.08fr .92fr; gap:9px; }
.cafe-price-chart, .cafe-schema-mini { min-height:150px; padding:11px; border:1px solid rgba(255,255,255,.08); border-radius:12px; background:rgba(255,255,255,.035); position:relative; overflow:hidden; }
.cafe-panel-title { display:flex; justify-content:space-between; align-items:center; gap:8px; margin-bottom:9px; }
.cafe-panel-title span { color:rgba(255,255,255,.82); font-size:.58rem; font-weight:800; }
.cafe-panel-title small { color:rgba(255,255,255,.35); font-size:.46rem; }
.cafe-bar { display:grid; grid-template-columns:46px 1fr 31px; align-items:center; gap:6px; margin:7px 0; }
.cafe-bar b { color:rgba(255,255,255,.56); font-size:.49rem; font-weight:700; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.cafe-bar i { height:5px; border-radius:999px; background:rgba(255,255,255,.07); overflow:hidden; }
.cafe-bar i::after { content:""; display:block; width:var(--w); height:100%; border-radius:inherit; background:linear-gradient(90deg,#59d8ff,#7b7cff); }
.cafe-bar > span { color:rgba(255,255,255,.58); font-size:.48rem; text-align:right; font-variant-numeric:tabular-nums; }
.cafe-schema-mini { min-height:164px; }
.schema-node { position:absolute; width:104px; padding:7px 8px; border:1px solid rgba(255,255,255,.10); border-radius:9px; background:rgba(5,15,28,.90); z-index:2; }
.schema-node b { display:block; color:#fff; font-size:.52rem; }
.schema-node small { display:block; margin-top:3px; color:rgba(255,255,255,.38); font-size:.41rem; line-height:1.25; }
.schema-node.item { left:10px; top:47px; }
.schema-node.order { left:50%; top:68px; transform:translateX(-50%); width:116px; border-color:rgba(89,216,255,.28); }
.schema-node.user { right:10px; bottom:10px; }
.schema-node.admin { right:10px; top:47px; }
.schema-connectors { position:absolute; inset:30px 0 0; width:100%; height:130px; z-index:1; }
.schema-connectors path { fill:none; stroke:rgba(89,216,255,.45); stroke-width:1.2; stroke-dasharray:4 4; }
.cafe-modal-dashboard { margin:18px 0; padding:16px; border:1px solid var(--line); border-radius:16px; background:color-mix(in srgb, var(--surface-2) 90%, transparent); }
.cafe-modal-kpis { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-bottom:15px; }
.cafe-modal-kpis div { padding:12px; border:1px solid var(--line); border-radius:12px; background:var(--surface); }
.cafe-modal-kpis span { display:block; color:var(--muted); font-size:.69rem; }
.cafe-modal-kpis strong { display:block; margin-top:5px; font-size:1.05rem; }
.cafe-modal-chart { padding:12px 13px; border:1px solid var(--line); border-radius:12px; background:var(--surface); }
.cafe-modal-chart .cafe-panel-title span { color:var(--text); font-size:.76rem; }
.cafe-modal-chart .cafe-panel-title small { color:var(--muted); font-size:.66rem; }
.cafe-modal-chart .cafe-bar { grid-template-columns:96px 1fr 48px; margin:9px 0; }
.cafe-modal-chart .cafe-bar b, .cafe-modal-chart .cafe-bar > span { color:var(--muted); font-size:.7rem; }
.cafe-modal-chart .cafe-bar i { height:7px; background:var(--line); }
@media (max-width:760px) {
  .cafe-kpis { grid-template-columns:repeat(2,1fr); }
  .cafe-dashboard-grid { grid-template-columns:1fr; }
  .cafe-schema-mini { min-height:155px; }
  .cafe-modal-kpis { grid-template-columns:repeat(2,1fr); }
}
@media (max-width:520px) {
  .project-preview-cafe { min-height:350px; padding:12px; }
  .cafe-db-dashboard { padding:13px; }
  .cafe-dashboard-grid { display:block; }
  .cafe-schema-mini { display:none; }
  .cafe-modal-chart .cafe-bar { grid-template-columns:82px 1fr 42px; }
}

/* ==================================================
   SOURCE-VERIFIED PROJECT DASHBOARDS
   Data and structure are derived from the supplied project files.
   ================================================== */
.project-preview-source {
  min-height: 382px;
  padding: 18px;
  background:
    radial-gradient(circle at 12% 10%, rgba(89,216,255,.18), transparent 34%),
    radial-gradient(circle at 88% 90%, rgba(123,124,255,.18), transparent 38%),
    linear-gradient(145deg, #071321, #10233b 58%, #172b47);
}
.source-cafe { background: radial-gradient(circle at 12% 10%, rgba(83,198,255,.18), transparent 34%), radial-gradient(circle at 88% 88%, rgba(33,149,112,.16), transparent 40%), linear-gradient(145deg,#071321,#10253a 58%,#153248); }
.source-team { background: radial-gradient(circle at 16% 12%, rgba(65,184,131,.23), transparent 35%), radial-gradient(circle at 88% 88%, rgba(89,216,255,.15), transparent 38%), linear-gradient(145deg,#071923,#0d2633 58%,#143347); }
.source-motors { background: radial-gradient(circle at 82% 10%, rgba(250,226,0,.16), transparent 35%), radial-gradient(circle at 8% 90%, rgba(89,216,255,.18), transparent 40%), linear-gradient(145deg,#07121f,#12243a 58%,#172b45); }
.source-dashboard {
  width: min(100%, 590px);
  position: relative;
  z-index: 1;
  padding: 16px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 19px;
  color: #eef6ff;
  background: linear-gradient(145deg, rgba(5,13,25,.92), rgba(9,22,38,.86));
  box-shadow: 0 28px 68px rgba(0,0,0,.38);
  backdrop-filter: blur(14px);
}
.source-head { display:flex; align-items:center; justify-content:space-between; gap:14px; padding-bottom:11px; border-bottom:1px solid rgba(255,255,255,.085); }
.source-brand { display:flex; align-items:center; min-width:0; gap:10px; }
.source-brand img { width:34px; height:34px; object-fit:cover; border-radius:9px; background:#fff; border:1px solid rgba(255,255,255,.14); }
.source-brand div { min-width:0; }
.source-brand small { display:block; color:rgba(230,242,255,.45); font-size:.49rem; line-height:1.2; font-weight:800; letter-spacing:.09em; text-transform:uppercase; }
.source-brand strong { display:block; margin-top:4px; color:#fff; font:700 .83rem/1.15 var(--heading-font); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.source-brand.motors-brand img { width:76px; height:31px; padding:2px 4px; object-fit:contain; border-radius:7px; background:rgba(255,255,255,.03); }
.source-badge { flex:none; padding:6px 8px; border:1px solid rgba(89,216,255,.22); border-radius:999px; color:#8ee6ff; background:rgba(89,216,255,.07); font-size:.52rem; font-weight:800; }
.source-kpis { display:grid; grid-template-columns:repeat(4,1fr); gap:7px; margin:11px 0; }
.source-kpis > div { min-width:0; padding:9px 9px 8px; border:1px solid rgba(255,255,255,.08); border-radius:10px; background:rgba(255,255,255,.035); }
.source-kpis span { display:block; color:rgba(224,239,255,.40); font-size:.43rem; font-weight:800; letter-spacing:.07em; }
.source-kpis strong { display:block; margin:4px 0 2px; color:#fff; font:750 .88rem/1 var(--heading-font); font-variant-numeric:tabular-nums; }
.source-kpis small { display:block; color:rgba(224,239,255,.38); font-size:.43rem; line-height:1.2; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.source-main { display:grid; grid-template-columns:1fr 1fr; gap:8px; }
.source-panel { min-width:0; padding:10px; border:1px solid rgba(255,255,255,.075); border-radius:11px; background:rgba(255,255,255,.028); }
.source-panel-title { display:flex; justify-content:space-between; align-items:center; gap:8px; margin-bottom:9px; }
.source-panel-title span { color:rgba(241,248,255,.78); font-size:.54rem; font-weight:800; }
.source-panel-title small { color:rgba(224,239,255,.33); font-size:.43rem; }
.source-flow { display:flex; align-items:center; justify-content:center; flex-wrap:wrap; gap:6px; margin-top:9px; padding:8px 9px; border:1px solid rgba(255,255,255,.07); border-radius:10px; background:rgba(255,255,255,.025); color:rgba(231,242,255,.58); font-size:.47rem; }
.source-flow strong { color:#8ee6ff; }
.source-flow b { color:rgba(113,230,177,.78); }
.source-flow i { width:1px; height:13px; margin:0 2px; background:rgba(255,255,255,.1); }

/* Cafe data views */
.dist-row { display:grid; grid-template-columns:45px 1fr 20px; align-items:center; gap:6px; margin:7px 0; }
.dist-row > b { color:rgba(231,242,255,.53); font-size:.46rem; font-weight:700; }
.dist-row > i { height:6px; border-radius:999px; background:rgba(255,255,255,.06); overflow:hidden; }
.dist-row > i em { display:block; width:var(--w); height:100%; border-radius:inherit; background:linear-gradient(90deg,#59d8ff,#56ddb0); }
.dist-row > strong { color:rgba(241,248,255,.72); font-size:.48rem; text-align:right; }
.source-statline { display:grid; grid-template-columns:auto auto auto auto; align-items:center; gap:6px; margin-top:10px; padding-top:8px; border-top:1px solid rgba(255,255,255,.07); }
.source-statline span { color:rgba(231,242,255,.38); font-size:.42rem; }
.source-statline strong { color:#fff; font-size:.50rem; }
.rank-row { display:grid; grid-template-columns:20px 1fr 34px; align-items:center; gap:6px; min-height:23px; border-bottom:1px solid rgba(255,255,255,.055); }
.rank-row:last-child { border-bottom:0; }
.rank-row span { color:#59d8ff; font-size:.43rem; font-weight:800; }
.rank-row b { min-width:0; color:rgba(238,246,255,.60); font-size:.46rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.rank-row strong { color:#fff; font-size:.47rem; text-align:right; font-variant-numeric:tabular-nums; }
.cafe-flow strong { padding:3px 6px; border-radius:6px; background:rgba(89,216,255,.08); }

/* Team system views */
.team-entity-map { display:grid; grid-template-columns:auto 12px auto 12px auto; align-items:center; gap:4px; }
.team-entity-map span, .team-entity-map strong { padding:6px 7px; border:1px solid rgba(255,255,255,.08); border-radius:7px; font-size:.45rem; text-align:center; white-space:nowrap; }
.team-entity-map span { color:rgba(235,245,255,.58); background:rgba(255,255,255,.025); }
.team-entity-map strong { color:#78e4bd; border-color:rgba(65,184,131,.25); background:rgba(65,184,131,.07); }
.team-entity-map b { color:rgba(89,216,255,.62); text-align:center; font-size:.54rem; }
.team-entity-map i { grid-column:1/-1; height:1px; background:rgba(255,255,255,.06); margin:2px 0; }
.api-mix { display:flex; flex-wrap:wrap; gap:4px; margin-top:9px; }
.api-mix span { padding:4px 6px; border-radius:999px; background:rgba(89,216,255,.055); border:1px solid rgba(89,216,255,.12); color:rgba(212,237,249,.48); font-size:.40rem; }
.field-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:5px; }
.field-grid span { padding:5px 6px; border-radius:6px; background:rgba(255,255,255,.035); color:rgba(235,245,255,.53); font-size:.43rem; }
.state-legend { display:flex; align-items:center; flex-wrap:wrap; gap:4px; margin-top:8px; }
.state-legend b { padding:4px 5px; border-radius:5px; color:#fff; font-size:.39rem; font-weight:800; }
.state-legend em { width:1px; height:15px; background:rgba(255,255,255,.09); margin:0 2px; }
.state-high,.state-stuck { background:rgba(240,86,102,.58); }
.state-mid,.state-hold { background:rgba(242,179,66,.58); }
.state-low,.state-work { background:rgba(65,184,131,.58); }

/* Bilal Motors source dashboard */
.project-card-wide { grid-column:1 / -1; }
.project-card-wide { display:grid; grid-template-columns:minmax(0,1.22fr) minmax(330px,.78fr); }
.project-card-wide .project-preview { min-height:420px; }
.project-card-wide .project-body { display:flex; flex-direction:column; justify-content:center; }
.motors-source-dashboard { width:min(100%, 720px); }
.motors-source-main { grid-template-columns:.9fr 1.1fr; }
.db-donut-wrap { display:flex; align-items:center; gap:13px; }
.db-donut { width:72px; height:72px; flex:none; border-radius:50%; display:grid; place-items:center; background:conic-gradient(#59d8ff 0 57.14%, #f2d939 57.14% 100%); position:relative; }
.db-donut::after { content:""; position:absolute; inset:9px; border-radius:50%; background:#0c1b2c; }
.db-donut > span { position:relative; z-index:1; text-align:center; }
.db-donut strong { display:block; color:#fff; font-size:.75rem; }
.db-donut small { display:block; color:rgba(236,245,255,.42); font-size:.38rem; }
.db-legend { flex:1; display:grid; gap:7px; }
.db-legend > div { display:grid; grid-template-columns:7px 1fr auto; align-items:center; gap:6px; color:rgba(235,245,255,.52); font-size:.42rem; }
.db-legend i { width:7px; height:7px; border-radius:50%; }
.rental-dot { background:#59d8ff; }
.trade-dot { background:#f2d939; }
.db-legend strong { color:#fff; font-size:.46rem; }
.table-cloud { display:flex; flex-wrap:wrap; gap:4px; margin-top:10px; }
.table-cloud span { padding:4px 5px; border:1px solid rgba(255,255,255,.07); border-radius:5px; color:rgba(231,242,255,.40); background:rgba(255,255,255,.02); font-size:.37rem; }
.workflow-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:5px; }
.workflow-grid > div { min-width:0; padding:6px; border-radius:7px; background:rgba(255,255,255,.03); border:1px solid rgba(255,255,255,.06); }
.workflow-grid span { color:#59d8ff; font-size:.38rem; font-weight:800; }
.workflow-grid b { display:block; margin:2px 0; color:rgba(244,249,255,.72); font-size:.43rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.workflow-grid small { display:block; color:rgba(230,242,255,.34); font-size:.36rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }

.source-dashboard .source-kpis > div,
.source-panel,
.source-flow { transition:transform .22s ease, border-color .22s ease, background .22s ease; }
.project-card:hover .source-dashboard .source-kpis > div { border-color:rgba(89,216,255,.13); }
.source-panel:hover { transform:translateY(-2px); border-color:rgba(89,216,255,.17); background:rgba(255,255,255,.04); }

@media (max-width:980px) {
  .project-card-wide { grid-column:auto; display:block; }
  .project-card-wide .project-preview { min-height:382px; }
}
@media (max-width:620px) {
  .project-preview-source { min-height:350px; padding:12px; }
  .source-dashboard { padding:12px; }
  .source-kpis { grid-template-columns:repeat(2,1fr); }
  .source-main, .motors-source-main { grid-template-columns:1fr; }
  .source-main .source-panel:nth-child(2) { display:none; }
  .source-flow { font-size:.41rem; }
  .source-brand.motors-brand img { width:60px; }
}

/* Project verification links */
.project-actions {
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px 18px;
  margin-top:25px;
}
.project-actions .text-button { margin-top:0; }
.github-button {
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:8px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--text);
  background:color-mix(in srgb, var(--surface) 88%, transparent);
  font-size:.86rem;
  font-weight:800;
  text-decoration:none;
  line-height:1;
  transition:transform .2s ease, border-color .2s ease, color .2s ease, background .2s ease;
}
.github-button:hover {
  transform:translateY(-2px);
  color:var(--accent);
  border-color:color-mix(in srgb, var(--accent) 58%, var(--line));
  background:color-mix(in srgb, var(--accent) 8%, var(--surface));
}
.github-mark { width:18px; height:18px; flex:0 0 18px; }
@media (max-width: 560px) {
  .project-actions { align-items:flex-start; gap:12px; }
  .github-button { min-height:36px; }
}

/* Contact form submission feedback */
.form-status {
  min-height: 1.25rem;
  margin: 12px 0 0;
  text-align: center;
  font-size: .82rem;
  font-weight: 700;
  color: var(--muted);
}
.form-status.success { color: #71e6b1; }
.form-status.error { color: #ff8f9c; }
.form-status a { color: inherit; text-decoration: underline; }
.submit-button:disabled { opacity: .68; cursor: wait; }

/* ==================================================
   MOBILE POLISH — phone-first refinements
   Optimized for 360–430px screens while preserving desktop layout.
   ================================================== */
@media (max-width: 600px) {
  html { scroll-padding-top: 78px; }
  body { font-size: 15px; line-height: 1.58; }
  body::before { opacity: .022; }
  section[id] { scroll-margin-top: 78px; }

  .container { width: calc(100% - 30px); }
  .section { padding: 68px 0; }
  .section-heading { margin-bottom: 30px; }
  .section-heading h2 { font-size: clamp(2rem, 10.5vw, 2.85rem); line-height: 1.04; }
  .centered { text-align: left; margin-left: 0; margin-right: 0; }
  .centered > p:last-child { margin-inline: 0; }

  /* Mobile navigation */
  .nav { height: 68px; gap: 10px; }
  .brand-mark { width: 38px; height: 38px; }
  .brand-name { display: inline; max-width: 145px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: .9rem; }
  .nav-toggle { width: 44px; height: 44px; display: block; flex: 0 0 44px; }
  .nav-links {
    position: fixed;
    top: 76px;
    left: 15px;
    right: 15px;
    max-height: calc(100dvh - 92px);
    overflow-y: auto;
    padding: 10px;
    border-radius: 18px;
    background: color-mix(in srgb, var(--surface) 96%, transparent);
    box-shadow: 0 24px 70px rgba(0,0,0,.38);
    backdrop-filter: blur(22px);
  }
  .nav-links a { min-height: 44px; display: flex; align-items: center; padding: 10px 12px; border-radius: 10px; }
  .nav-links a:hover, .nav-links a.active { background: var(--accent-soft); }
  .theme-toggle { width: 44px; height: 44px; margin: 7px 10px 3px; }

  /* Hero */
  .hero { padding-top: 104px; padding-bottom: 52px; }
  .hero-grid { gap: 30px; }
  .hero h1 {
    margin: 15px 0 16px;
    font-size: clamp(2.65rem, 13.2vw, 3.65rem);
    line-height: .99;
    letter-spacing: -.055em;
  }
  .hero h1 br { display: none; }
  .hero-text { font-size: 1rem; line-height: 1.65; }
  .hero-actions { display: grid; grid-template-columns: 1fr; gap: 10px; margin-top: 24px; }
  .hero-actions .button,
  .hero-actions .button-ghost { width: 100%; min-height: 48px; padding-inline: 16px; }
  .hero-proof { margin-top: 20px; width: 100%; grid-template-columns: repeat(3, minmax(0,1fr)); }
  .hero-proof > div { min-width: 0; padding-inline: 8px; }
  .hero-proof strong { font-size: 1rem; }
  .hero-proof span { font-size: .62rem; line-height: 1.2; }
  .social-row { flex-wrap: wrap; gap: 8px 10px; margin-top: 19px; font-size: .84rem; }

  .hero-visual { min-height: 405px; }
  .profile-stage { width: 100%; min-height: 405px; }
  .profile-card { width: min(82%, 310px); border-radius: 26px; }
  .profile-frame { border-radius: 21px; }
  .profile-data-card-one { left: 1%; top: 4%; }
  .profile-data-card-two { right: 0; top: 50%; }
  .profile-data-card-three { left: 1%; bottom: 3%; }

  /* Content cards */
  .large-copy { font-size: 1.16rem; line-height: 1.55; }
  .facts-grid { gap: 9px; margin-top: 24px; }
  .fact { padding: 16px; }
  .skills-grid { gap: 13px; }
  .skill-card { padding: 22px 20px; border-radius: 20px; }
  .skill-card h3 { margin-top: 16px; }
  .timeline-item { margin-top: 26px; }
  .timeline-content { padding: 20px 18px; border-radius: 20px; }
  .education-item { padding: 19px 0; }

  /* Projects */
  .projects-grid { gap: 16px; }
  .project-card { border-radius: 22px; }
  .project-card:hover { transform: none; }
  .project-body { padding: 21px 19px 22px; }
  .project-body h3 { margin-top: 10px; font-size: 1.3rem; }
  .project-body p { font-size: .92rem; line-height: 1.58; }
  .project-preview,
  .project-preview-roi,
  .project-preview-van,
  .project-preview-source,
  .project-preview-cafe,
  .project-card-wide .project-preview { min-height: 290px; padding: 12px; }
  .project-preview-image { min-height: 270px; padding: 11px; }
  .project-preview-image img { min-height: 225px; border-radius: 13px; object-fit: contain; }
  .project-image-badge { top: 18px; right: 18px; }
  .project-actions { display: grid; grid-template-columns: 1fr; gap: 9px; margin-top: 18px; }
  .project-actions .text-button,
  .github-button { width: 100%; min-height: 44px; justify-content: center; border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; }
  .project-actions .text-button { background: color-mix(in srgb, var(--surface-2) 65%, transparent); }

  /* Source-verified dashboard cards */
  .source-dashboard { width: 100%; padding: 10px; border-radius: 14px; }
  .source-top { gap: 7px; }
  .source-brand strong { font-size: .72rem; }
  .source-brand small { font-size: .43rem; }
  .source-badge { font-size: .44rem; padding: 5px 7px; }
  .source-kpis { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 6px; }
  .source-kpis > div { padding: 8px; }
  .source-kpis strong { font-size: .78rem; }
  .source-kpis small { white-space: normal; }
  .source-main, .motors-source-main { grid-template-columns: 1fr; }
  .source-main .source-panel:nth-child(2) { display: block; }
  .source-panel { padding: 9px; }
  .source-flow { gap: 4px; padding: 7px; line-height: 1.35; }
  .team-entity-map { grid-template-columns: 1fr 10px 1fr; }
  .team-entity-map span:nth-of-type(n+3),
  .team-entity-map strong:nth-of-type(n+3) { display: none; }
  .workflow-grid { grid-template-columns: 1fr 1fr; }
  .db-donut-wrap { gap: 9px; }
  .db-donut { width: 62px; height: 62px; }
  .table-cloud { max-height: 72px; overflow: hidden; }

  /* Contact */
  .contact-grid { gap: 28px; }
  .contact-copy h2 { font-size: clamp(2.3rem, 11.5vw, 3.25rem); line-height: 1.02; }
  .contact-links { margin-top: 22px; }
  .contact-links a { padding: 12px 0; }
  .contact-links strong { overflow-wrap: anywhere; }
  .contact-form { padding: 18px 16px 20px; border-radius: 20px; }
  .contact-form label { margin-bottom: 12px; }
  .contact-form input,
  .contact-form textarea { font-size: 16px; padding: 13px; border-radius: 11px; }
  .contact-form textarea { min-height: 135px; }
  .submit-button { width: 100%; }
  .form-note { font-size: .74rem; line-height: 1.5; }

  /* Modal */
  .project-modal {
    width: calc(100% - 20px);
    max-height: calc(100dvh - 20px);
    margin: auto;
    padding: 24px 18px 20px;
    border-radius: 20px;
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .project-modal h2 { font-size: 1.55rem; padding-right: 28px; }
  .project-modal p, .project-modal li { font-size: .9rem; }
  .project-modal ul { padding-left: 18px; }
  .modal-close { position: sticky; top: 0; float: right; z-index: 3; }
  .modal-summary-grid { grid-template-columns: 1fr; gap: 7px; }
  .modal-project-image { border-radius: 13px; }

  /* Footer / controls */
  .footer-row { gap: 10px; text-align: center; padding-bottom: calc(20px + env(safe-area-inset-bottom)); }
  .footer-links { gap: 15px; }
  .back-to-top { right: max(13px, env(safe-area-inset-right)); bottom: max(13px, env(safe-area-inset-bottom)); }

  /* Certifications page */
  .cert-hero { padding-top: 102px; padding-bottom: 46px; }
  .cert-hero-grid { gap: 6px; }
  .cert-hero-copy h1 { font-size: clamp(2.6rem, 12.5vw, 3.55rem); line-height: 1; }
  .cert-hero-copy > p:not(.eyebrow) { font-size: .98rem; }
  .cert-hero-visual { min-height: 360px; }
  .cert-profile-composition { min-height: 360px; transform: scale(.86); transform-origin: center; }
  .cert-profile-photo { width: 220px; }
  .cert-profile-composition .credential-ring { width: 300px; height: 300px; }
  .credential-grid { margin-top: 28px; gap: 14px; }
  .certificate-preview { height: 235px; }
  .credential-content { padding: 20px 18px 22px; }
  .certificate-document-card h3 { font-size: 1.16rem; }
  .certificate-actions { gap: 8px; padding-top: 18px; }
  .certificate-button { width: 100%; min-height: 44px; }
  .cert-cta { padding: 24px 18px; border-radius: 22px; }
}

@media (max-width: 400px) {
  .container { width: calc(100% - 24px); }
  .brand-name { max-width: 122px; font-size: .84rem; }
  .hero h1 { font-size: clamp(2.35rem, 12.5vw, 3rem); }
  .hero-proof { padding-inline: 5px; }
  .hero-proof > div { padding-inline: 5px; }
  .hero-proof span { font-size: .58rem; }
  .profile-stage { min-height: 380px; }
  .hero-visual { min-height: 380px; }
  .profile-card { width: min(80%, 280px); }
  .project-preview,
  .project-preview-source,
  .project-preview-cafe,
  .project-card-wide .project-preview { min-height: 270px; }
  .source-kpis strong { font-size: .72rem; }
  .workflow-grid { grid-template-columns: 1fr; }
  .cert-profile-composition { transform: scale(.78); }
}

@media (hover: none) and (pointer: coarse) {
  .button:hover,
  .skill-card:hover,
  .project-card:hover,
  .github-button:hover,
  .certificate-button:hover { transform: none; }
  .cursor-glow { display: none !important; }
}