:root {
  --night: #070a12;
  --night-soft: #0c1220;
  --panel: rgba(13, 20, 35, 0.76);
  --panel-strong: rgba(16, 26, 46, 0.94);
  --line: rgba(137, 169, 255, 0.18);
  --line-strong: rgba(124, 247, 212, 0.38);
  --text: #eef4ff;
  --muted: #9aa8c2;
  --cyan: #7cf7d4;
  --blue: #7da4ff;
  --violet: #b58cff;
  --white: #ffffff;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
  --radius-sm: 14px;
  --radius-md: 24px;
  --radius-lg: 36px;
  --container: 1180px;
  --header-height: 82px;
  --font-heading: "Manrope", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 20px); }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 10%, rgba(124, 247, 212, 0.15), transparent 28%),
    radial-gradient(circle at 86% 18%, rgba(125, 164, 255, 0.22), transparent 30%),
    radial-gradient(circle at 50% 86%, rgba(181, 140, 255, 0.16), transparent 34%),
    var(--night);
  font-family: var(--font-heading);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), rgba(0,0,0,.18));
}
body.menu-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
::selection { background: var(--cyan); color: var(--night); }

.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.section { padding: 118px 0; position: relative; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 9999; background: var(--cyan); color: var(--night); padding: 12px 18px; border-radius: 999px; box-shadow: var(--shadow); }
.skip-link:focus { top: 16px; }

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-header.is-scrolled { background: rgba(7, 10, 18, .78); border-color: var(--line); backdrop-filter: blur(22px); }
.header-inner { min-height: var(--header-height); display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: -0.04em; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  color: var(--cyan);
  background: linear-gradient(135deg, rgba(124,247,212,.12), rgba(125,164,255,.08));
  font-family: var(--font-mono);
  font-size: 13px;
  box-shadow: 0 0 34px rgba(124,247,212,.15);
}
.brand-text { font-size: 20px; }
.brand-text span { color: var(--cyan); }
.main-nav { display: flex; align-items: center; gap: 8px; }
.main-nav a { padding: 10px 14px; color: var(--muted); font-size: 14px; font-weight: 700; transition: color .2s ease, background .2s ease; }
.main-nav a:hover { color: var(--text); }
.main-nav .nav-cta { color: var(--night); background: var(--cyan); border-radius: 999px; }
.menu-button { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.04); }
.menu-button span { display: block; width: 18px; height: 2px; margin: 5px auto; background: var(--text); transition: transform .2s ease; }
.menu-button[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-button[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

.hero-section { min-height: 100vh; padding: 160px 0 90px; display: grid; align-items: center; position: relative; overflow: hidden; }
.hero-grid-bg {
  position: absolute;
  inset: 12% 0 auto;
  height: 520px;
  background: linear-gradient(115deg, transparent 0 24%, rgba(124,247,212,.08) 24% 25%, transparent 25% 62%, rgba(125,164,255,.08) 62% 63%, transparent 63%);
  opacity: .9;
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(340px, .72fr); gap: 64px; align-items: center; position: relative; }
.eyebrow { margin: 0 0 18px; color: var(--cyan); font-family: var(--font-mono); font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 24px; max-width: 760px; font-size: clamp(44px, 6.2vw, 82px); line-height: .96; letter-spacing: -0.075em; }
h2 { margin-bottom: 18px; font-size: clamp(32px, 4.6vw, 58px); line-height: 1; letter-spacing: -0.06em; }
h3 { margin-bottom: 12px; font-size: 24px; line-height: 1.15; letter-spacing: -0.035em; }
.hero-lead { max-width: 710px; color: #c5d0e4; font-size: clamp(18px, 2vw, 22px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 34px 0 42px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 22px; border: 0; border-radius: 999px; font-weight: 800; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button:active { transform: scale(.97) translateY(0); }
.button.primary { color: var(--night); background: linear-gradient(135deg, var(--cyan), #a8f7ff); box-shadow: 0 18px 54px rgba(124,247,212,.24); }
.button.ghost { border: 1px solid var(--line); color: var(--text); background: rgba(255,255,255,.04); }
.signal-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 0; }
.signal-row div { padding: 18px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.035); }
.signal-row dt { color: var(--cyan); font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; }
.signal-row dd { margin: 6px 0 0; color: var(--text); font-size: 14px; font-weight: 700; }

.hero-panel { position: relative; }
.operator-card { position: relative; padding: 18px; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: linear-gradient(180deg, rgba(255,255,255,.1), rgba(255,255,255,.035)); box-shadow: var(--shadow); overflow: hidden; }
.operator-card::before { content: ""; position: absolute; inset: -35%; background: conic-gradient(from 120deg, transparent, rgba(124,247,212,.2), transparent, rgba(125,164,255,.22), transparent); animation: spin 10s linear infinite; }
.operator-card > * { position: relative; z-index: 1; }
.operator-grid { display: grid; grid-template-columns: .9fr 1fr; gap: 18px; align-items: end; }
.operator-copy { padding: 0 6px 10px 0; }
.operator-copy span { color: var(--cyan); font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.operator-copy strong { display: block; margin-top: 8px; font-size: 28px; line-height: 1; letter-spacing: -.05em; }
.operator-copy p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.55; }
.status-line { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px; padding: 9px 12px; border-radius: 999px; background: rgba(7,10,18,.72); color: #cfe8ff; font-family: var(--font-mono); font-size: 12px; }
.status-line span { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 18px var(--cyan); }
.profile-photo { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: 28px; filter: saturate(1.08) contrast(1.04); }
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pain-card { position: relative; min-height: 260px; padding: 28px; border: 1px solid rgba(181,140,255,.32); border-radius: var(--radius-md); background: linear-gradient(180deg, rgba(181,140,255,.08), rgba(255,255,255,.032)); box-shadow: 0 18px 70px rgba(0,0,0,.18); overflow: hidden; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.pain-card:hover { transform: translateY(-4px); border-color: rgba(181,140,255,.48); box-shadow: 0 18px 70px rgba(0,0,0,.18), 0 0 50px rgba(181,140,255,.08); }
.pain-card::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at top right, rgba(181,140,255,.16), transparent 48%); pointer-events: none; }
.pain-card span { color: #c8a8ff; font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .13em; }
.pain-card h3 { margin-top: 48px; }
.pain-card p { color: var(--muted); }
.terminal-card { margin-top: 18px; padding: 18px; border: 1px solid rgba(124,247,212,.26); border-radius: 20px; background: rgba(7,10,18,.86); backdrop-filter: blur(18px); font-family: var(--font-mono); font-size: 12px; box-shadow: 0 20px 70px rgba(0,0,0,.36); }
.terminal-card p { margin: 0 0 8px; }
.terminal-card p:last-child { margin-bottom: 0; }
.terminal-card span, .terminal-output { color: var(--cyan); }

.split-heading { display: grid; grid-template-columns: 1fr .78fr; gap: 60px; align-items: end; margin-bottom: 36px; }
.split-heading > p, .section-heading > p, .sticky-heading > p, .about-copy p, .contact-copy p { color: var(--muted); font-size: 18px; }
.compact-heading { max-width: 820px; }
.stack-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stack-card, .project-card, .timeline li, .contact-form, .contact-cards div {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 18px 70px rgba(0,0,0,.18);
  backdrop-filter: blur(18px);
  transition: border-color .25s ease, background .25s ease;
}
.stack-card { min-height: 280px; padding: 26px; border-radius: var(--radius-md); transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.stack-card:hover { transform: translateY(-6px); border-color: var(--line-strong); box-shadow: 0 18px 70px rgba(0,0,0,.18), 0 0 40px rgba(124,247,212,.06); }
.stack-card span, .project-kicker, .timeline span, .form-heading span, .contact-cards span { color: var(--cyan); font-family: var(--font-mono); font-size: 11px; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; }
.stack-card h3 { margin-top: 54px; }
.highlighted-card { border-color: var(--line-strong); background: linear-gradient(180deg, rgba(124,247,212,.1), rgba(255,255,255,.035)); }
.stack-card p, .project-card p, .timeline p { color: var(--muted); }

.pain-section::after { content: ""; position: absolute; bottom: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(181,140,255,.16), transparent); pointer-events: none; }
.stack-section::after { content: ""; position: absolute; bottom: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(124,247,212,.14), transparent); pointer-events: none; }
.projects-section::after { content: ""; position: absolute; bottom: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(125,164,255,.14), transparent); pointer-events: none; }
.experience-section::after { content: ""; position: absolute; bottom: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(124,247,212,.12), transparent); pointer-events: none; }
.about-section::after { content: ""; position: absolute; bottom: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(181,140,255,.12), transparent); pointer-events: none; }
.tools-carousel { overflow: hidden; position: relative; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.tools-track { display: flex; width: max-content; gap: 14px; animation: stackMarquee 34s linear infinite; }
.tools-carousel:hover .tools-track { animation-play-state: paused; }
.tool-card { flex: 0 0 220px; min-height: 190px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius-md); background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.028)); box-shadow: 0 18px 70px rgba(0,0,0,.16); transition: transform .22s ease, border-color .22s ease; }
.tool-card:hover { transform: translateY(-5px); border-color: var(--line-strong); }
.tool-card img { width: 58px; height: 58px; margin-bottom: 26px; }
.tool-card strong { display: block; font-size: 22px; letter-spacing: -.04em; }
.tool-card span { display: block; margin-top: 6px; color: var(--muted); font-size: 14px; line-height: 1.45; }

.section-heading { max-width: 760px; margin-bottom: 38px; }
.project-list { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.featured-project { grid-row: span 2; display: grid; grid-template-columns: .95fr 1fr; gap: 24px; padding: 18px; border-radius: var(--radius-lg); transition: border-color .25s ease, box-shadow .25s ease; }
.featured-project:hover { border-color: var(--line-strong); box-shadow: 0 18px 70px rgba(0,0,0,.18), 0 0 50px rgba(124,247,212,.06); }
.project-visual { min-height: 100%; display: grid; place-items: center; border-radius: 28px; background: radial-gradient(circle at top left, rgba(124,247,212,.18), transparent 48%), rgba(255,255,255,.04); overflow: hidden; transition: background .3s ease; }
.featured-project:hover .project-visual { background: radial-gradient(circle at top left, rgba(124,247,212,.28), transparent 48%), rgba(255,255,255,.06); }
.project-visual img { width: 100%; height: 100%; object-fit: cover; border-radius: 22px; }
.project-content { padding: 30px 18px 24px 0; }
.project-content ul { margin: 22px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.project-content li { color: #cfdaed; }
.project-content li::before { content: "//"; margin-right: 10px; color: var(--cyan); font-family: var(--font-mono); }
.project-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 22px; color: var(--cyan); font-family: var(--font-mono); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; position: relative; }
.project-link::after { content: "↗"; font-size: 13px; transition: transform .2s ease; }
.project-link:hover::after { transform: translate(2px, -2px); }
.project-link::before { content: ""; position: absolute; bottom: -3px; left: 0; width: 0; height: 1.5px; background: var(--cyan); transition: width .25s ease; }
.project-link:hover::before { width: 100%; }
.compact-project { min-height: 260px; padding: 0; border-radius: var(--radius-md); overflow: hidden; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.compact-project:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: 0 18px 70px rgba(0,0,0,.18), 0 0 40px rgba(124,247,212,.06); }
.compact-visual { min-height: 190px; border-bottom: 1px solid rgba(124,247,212,.08); border-radius: 0; background: radial-gradient(circle at top left, rgba(125,164,255,.18), transparent 48%), rgba(255,255,255,.03); }
.compact-visual img { border-radius: 0; }
.compact-content { padding: 24px 24px 26px; display: flex; flex-direction: column; gap: 0; }
.compact-content h3 { margin-top: 10px; }
.compact-content .project-link { margin-top: 20px; }
.real-projects { grid-template-columns: repeat(3, 1fr); }
.real-projects .featured-project { grid-column: 1 / -1; grid-row: auto; grid-template-columns: .9fr 1.1fr; }
.real-projects .compact-project { display: flex; flex-direction: column; }
.real-projects .compact-project .project-link { margin-top: auto; padding-top: 22px; }

.experience-grid { display: grid; grid-template-columns: .75fr 1fr; gap: 80px; align-items: start; }
.sticky-heading { position: sticky; top: 120px; }
.timeline { margin: 0; padding: 0; list-style: none; display: grid; gap: 16px; }
.timeline li { position: relative; padding: 30px 30px 30px 42px; border-radius: var(--radius-md); }
.timeline li::before { content: ""; position: absolute; left: 20px; top: 36px; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 20px var(--cyan); z-index: 1; }
.timeline li::after { content: ""; position: absolute; left: 23px; top: 48px; width: 2px; height: calc(100% - 42px); background: linear-gradient(to bottom, rgba(124,247,212,.4), rgba(124,247,212,.04)); }
.timeline li:last-child::after { display: none; }

.about-grid, .contact-grid { display: grid; grid-template-columns: .82fr 1fr; gap: 70px; align-items: center; }
.about-image { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 16px; background: rgba(255,255,255,.045); transition: transform .3s ease, border-color .3s ease; }
.about-image:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.about-image img { width: 100%; border-radius: 28px; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.tech-tags span { padding: 9px 12px; border: 1px solid var(--line); border-radius: 999px; color: #d8e2f3; background: rgba(255,255,255,.04); font-family: var(--font-mono); font-size: 12px; transition: border-color .2s ease, background .2s ease, transform .2s ease; cursor: default; }
.tech-tags span:hover { border-color: var(--line-strong); background: rgba(124,247,212,.06); transform: translateY(-1px); }
.contact-section { padding-bottom: 90px; }
.contact-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 30px; }
.contact-cards div { padding: 20px; border-radius: 20px; }
.contact-cards strong { display: block; margin-top: 8px; }
.contact-form { padding: 34px; border-radius: var(--radius-lg); background: var(--panel-strong); }
.terminal-form { padding: 0; background: transparent; border: 0; box-shadow: none; backdrop-filter: none; }
.terminal-shell { overflow: hidden; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: linear-gradient(180deg, rgba(10,16,29,.96), rgba(7,10,18,.94)); box-shadow: var(--shadow); }
.terminal-topbar { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid rgba(124,247,212,.16); background: rgba(255,255,255,.03); }
.terminal-topbar span { width: 10px; height: 10px; border-radius: 50%; }
.terminal-topbar span:nth-child(1) { background: #ff6b7a; }
.terminal-topbar span:nth-child(2) { background: #ffd76b; }
.terminal-topbar span:nth-child(3) { background: #67f7b0; }
.terminal-topbar p { margin: 0 0 0 8px; color: #8fa0bf; font-family: var(--font-mono); font-size: 12px; }
.terminal-body { padding: 26px; }
.terminal-line { margin-bottom: 12px; font-family: var(--font-mono); font-size: 13px; color: #dce8ff; }
.terminal-line span, .terminal-prompt { color: var(--cyan); }
.terminal-muted { color: var(--muted); line-height: 1.7; }
.terminal-input-group { display: grid; grid-template-columns: 18px 1fr; gap: 12px; align-items: start; margin-top: 22px; padding: 18px; border: 1px solid rgba(124,247,212,.12); border-radius: 18px; background: rgba(255,255,255,.025); }
.terminal-prompt { padding-top: 2px; font-family: var(--font-mono); font-size: 16px; }
.terminal-input-group textarea { width: 100%; min-height: 180px; border: 0; background: transparent; color: var(--text); resize: vertical; outline: 0; font-family: var(--font-mono); font-size: 14px; line-height: 1.75; }
.terminal-input-group textarea::placeholder { color: #60708c; }
.terminal-actions { display: flex; align-items: center; gap: 16px; margin-top: 20px; }
.terminal-hint { margin: 0; color: var(--muted); font-size: 13px; }
.form-heading { margin-bottom: 26px; }
.form-heading h3 { margin: 8px 0 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.contact-form label { display: block; margin-bottom: 15px; }
.contact-form label > span { display: block; margin-bottom: 8px; color: #cad6ea; font-size: 12px; font-weight: 800; }
.contact-form input, .contact-form textarea, .contact-form select { width: 100%; border: 1px solid var(--line); border-radius: 14px; background: rgba(7,10,18,.72); color: var(--text); transition: border-color .2s ease, box-shadow .2s ease; }
.contact-form input, .contact-form select { height: 52px; padding: 0 14px; }
.contact-form textarea { min-height: 136px; padding: 14px; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { outline: 0; border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(124,247,212,.1); }
.contact-form input::placeholder, .contact-form textarea::placeholder { color: #6f7d94; }
.consent-field { display: flex !important; align-items: flex-start; gap: 10px; }
.consent-field input { width: 16px; height: 16px; margin-top: 3px; flex: 0 0 auto; }
.consent-field span { margin: 0 !important; color: var(--muted) !important; font-weight: 500 !important; }
.form-button { width: 100%; }
.form-status { min-height: 22px; margin: 12px 0 0; color: var(--cyan); text-align: center; font-size: 13px; font-weight: 700; }

.site-footer { padding: 34px 0 56px; border-top: 1px solid var(--line); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; color: var(--muted); }
.footer-links { display: flex; gap: 16px; }
.footer-links a:hover { color: var(--text); }

[data-reveal], [data-stagger] > * { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; transition-delay: calc(var(--delay, 0) * 1ms); }
[data-reveal].is-visible, [data-stagger] > *.is-visible { opacity: 1; transform: translateY(0); }

@keyframes spin { to { transform: rotate(1turn); } }
@keyframes stackMarquee { to { transform: translateX(calc(-50% - 7px)); } }

@media (max-width: 1100px) {
  .hero-grid, .split-heading, .experience-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .stack-grid, .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .tools-carousel { mask-image: none; overflow-x: auto; padding-bottom: 10px; }
  .tools-track { animation: none; }
  .project-list { grid-template-columns: 1fr; }
  .featured-project { grid-row: auto; }
  .sticky-heading { position: static; }
}

@media (max-width: 900px) {
  .container { width: min(calc(100% - 32px), var(--container)); }
  .section { padding: 86px 0; }
  .hero-section { padding-top: 130px; }
  .menu-button { display: block; }
  .main-nav { position: fixed; inset: var(--header-height) 16px auto; display: grid; gap: 8px; padding: 16px; border: 1px solid var(--line); border-radius: 22px; background: rgba(7,10,18,.94); box-shadow: var(--shadow); opacity: 0; pointer-events: none; transform: translateY(-10px); transition: opacity .2s ease, transform .2s ease; }
  .main-nav.is-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .main-nav a { padding: 12px 14px; }
  .signal-row, .contact-cards { grid-template-columns: 1fr; }
  .featured-project { grid-template-columns: 1fr; }
  .project-content { padding: 10px 8px 14px; }
  .operator-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  h1 { font-size: 44px; }
  h2 { font-size: 34px; }
  .hero-actions, .footer-inner { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .stack-grid, .form-row, .pain-grid { grid-template-columns: 1fr; }
  .stack-card { min-height: auto; }
  .stack-card h3 { margin-top: 34px; }
  .contact-form { padding: 24px; }
  .terminal-card { margin-inline: 8px; }
}

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