/* ============================================
   AMAN KHAN — Portfolio
   Cyberpunk-meets-scientific-visualization
   ============================================ */

:root {
  --bg: #050A14;
  --bg-2: #08111F;
  --bg-3: #0C1828;
  --panel: rgba(12, 24, 40, 0.65);
  --line: rgba(0, 245, 255, 0.14);
  --line-soft: rgba(255, 255, 255, 0.06);
  --text: #E6F0FF;
  --text-dim: #8A9CB8;
  --text-mute: #5A6E8A;

  --cyan: #00F5FF;
  --cyan-soft: rgba(0, 245, 255, 0.12);
  --violet: #7B2FFF;
  --violet-soft: rgba(123, 47, 255, 0.16);
  --amber: #FFB830;
  --amber-soft: rgba(255, 184, 48, 0.16);
  --green: #2BE08F;

  --font-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-mono: "DM Mono", "JetBrains Mono", ui-monospace, monospace;
  --font-body: "Outfit", "Inter", system-ui, sans-serif;

  --maxw: 1320px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
html, body { background: var(--bg); color: var(--text); font-family: var(--font-body); -webkit-font-smoothing: antialiased; }
body {
  overflow-x: hidden;
  cursor: none;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(123,47,255,0.12), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(0,245,255,0.08), transparent 60%),
    var(--bg);
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: none; border: 0; background: transparent; color: inherit; }
img { max-width: 100%; display: block; }

/* Grid backdrop */
.grid-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background-image:
    linear-gradient(rgba(0, 245, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 50%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 50%, transparent 100%);
}

/* Scanline */
.scanline {
  position: fixed; inset: 0; pointer-events: none; z-index: 2;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,0.0) 0px,
    rgba(255,255,255,0.0) 2px,
    rgba(0, 245, 255, 0.012) 3px,
    rgba(255,255,255,0.0) 4px
  );
  mix-blend-mode: screen;
}

/* ============================================
   CURSOR
   ============================================ */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width .25s ease, height .25s ease, background .25s ease, border-color .25s ease;
}
.cursor-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan), 0 0 24px rgba(0,245,255,0.6);
}
.cursor-ring {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid rgba(0, 245, 255, 0.55);
  transition: transform .1s linear, width .25s ease, height .25s ease, border-color .25s ease;
}
.cursor-ring.hover { width: 60px; height: 60px; border-color: var(--cyan); background: rgba(0,245,255,0.06); }
.cursor-ring.hover-violet { border-color: var(--violet); background: rgba(123,47,255,0.08); }
.cursor-ring.hover-amber { border-color: var(--amber); background: rgba(255,184,48,0.08); }
@media (max-width: 800px) { .cursor-dot, .cursor-ring { display: none; } body { cursor: auto; } button, a { cursor: pointer !important; } }

/* ============================================
   LOADING SCREEN
   ============================================ */
.loader {
  position: fixed; inset: 0; z-index: 10000; background: var(--bg);
  display: grid; place-items: center;
  transition: opacity .6s ease, visibility .6s ease;
}
.loader.done { opacity: 0; visibility: hidden; }
.loader-inner { text-align: center; }
.loader-mark {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(40px, 6vw, 72px);
  letter-spacing: 0.04em;
  background: linear-gradient(180deg, var(--cyan), #5fb8ff 80%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 30px rgba(0,245,255,0.45));
  animation: glitch .9s steps(2) 1;
}
.loader-bar {
  margin-top: 22px; width: 280px; height: 2px; background: rgba(0,245,255,0.12);
  position: relative; overflow: hidden;
}
.loader-bar::after {
  content: ""; position: absolute; inset: 0; width: 30%;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  animation: loader-sweep 1.2s ease-in-out infinite;
}
.loader-meta {
  margin-top: 14px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em;
  color: var(--text-mute); text-transform: uppercase;
}
@keyframes loader-sweep { 0% { left: -30%; } 100% { left: 100%; } }
@keyframes glitch {
  0%, 100% { transform: translate(0,0); }
  20% { transform: translate(-2px, 1px); }
  40% { transform: translate(2px, -1px); text-shadow: 2px 0 var(--violet), -2px 0 var(--cyan); }
  60% { transform: translate(-1px, 2px); }
  80% { transform: translate(1px, 0); text-shadow: -2px 0 var(--violet), 2px 0 var(--cyan); }
}

/* ============================================
   NAV
   ============================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 32px; display: flex; align-items: center; justify-content: space-between;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: linear-gradient(180deg, rgba(5,10,20,0.7), rgba(5,10,20,0.0));
  border-bottom: 1px solid transparent;
  transition: background .3s, border-color .3s;
}
.nav.scrolled { background: rgba(5,10,20,0.78); border-bottom-color: var(--line); }
.brand { display: flex; align-items: center; gap: 12px; font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; }
.brand-mark {
  width: 28px; height: 28px; display: grid; place-items: center; position: relative;
  border: 1px solid var(--cyan); color: var(--cyan); font-family: var(--font-display); font-weight: 700;
  background: rgba(0,245,255,0.06); box-shadow: 0 0 18px rgba(0,245,255,0.3) inset;
}
.brand-mark::before, .brand-mark::after {
  content: ""; position: absolute; width: 6px; height: 6px; border: 1px solid var(--cyan);
}
.brand-mark::before { top: -3px; left: -3px; border-right: 0; border-bottom: 0; }
.brand-mark::after { bottom: -3px; right: -3px; border-left: 0; border-top: 0; }
.brand-text { color: var(--text); }
.brand-sub { color: var(--text-mute); }

.nav-links { display: flex; gap: 28px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-dim); }
.nav-links a { position: relative; padding: 4px 0; }
.nav-links a:hover { color: var(--cyan); }
.nav-links a::before { content: counter(nav-i, decimal-leading-zero) " "; counter-increment: nav-i; color: var(--text-mute); margin-right: 8px; }
.nav-links { counter-reset: nav-i; }

.nav-cta { display: flex; align-items: center; gap: 18px; }
.nav-status { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--text-dim); text-transform: uppercase; }
.live-dot { width: 8px; height: 8px; background: var(--green); border-radius: 50%; box-shadow: 0 0 0 0 rgba(43,224,143,0.6); animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(43,224,143,0.7); }
  70% { box-shadow: 0 0 0 8px rgba(43,224,143,0); }
  100% { box-shadow: 0 0 0 0 rgba(43,224,143,0); }
}

@media (max-width: 900px) { .nav-links { display: none; } .nav-status { display: none; } }

/* ============================================
   COMMON
   ============================================ */
.section {
  position: relative; z-index: 5;
  padding: 140px 32px 60px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.section-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 32px;
  margin-bottom: 56px; padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.section-eyebrow {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--cyan); display: flex; align-items: center; gap: 12px;
}
.section-eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--cyan); display: inline-block; box-shadow: 0 0 10px var(--cyan); }
.section-title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(40px, 5.5vw, 72px); letter-spacing: -0.025em; line-height: 1; margin-top: 18px;
}
.section-title em { font-style: normal; color: var(--cyan); }
.section-title .v { color: var(--violet); font-style: normal; }
.section-meta { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--text-mute); text-transform: uppercase; text-align: right; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .32s; }
.reveal[data-d="5"] { transition-delay: .40s; }
.reveal[data-d="6"] { transition-delay: .48s; }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative; min-height: 100vh; display: grid; place-items: center;
  padding: 120px 32px 80px; overflow: hidden;
}
#hero-canvas { position: absolute; inset: 0; z-index: 1; }
.hero-vignette {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 30%, rgba(5,10,20,0.65) 75%, var(--bg) 100%);
}
.hero-corners { position: absolute; inset: 24px; z-index: 3; pointer-events: none; }
.hero-corners::before, .hero-corners::after,
.hero-corners > span::before, .hero-corners > span::after {
  content: ""; position: absolute; width: 28px; height: 28px;
  border: 1px solid rgba(0,245,255,0.5);
}
.hero-corners::before { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.hero-corners::after { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.hero-corners > span { position: absolute; inset: 0; }
.hero-corners > span::before { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.hero-corners > span::after { bottom: 0; right: 0; border-left: 0; border-top: 0; }

.hero-readout {
  position: absolute; top: 110px; left: 32px; z-index: 4;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--text-mute);
  text-transform: uppercase; line-height: 1.9;
}
.hero-readout span { color: var(--cyan); }

.hero-readout-r {
  position: absolute; top: 110px; right: 32px; z-index: 4;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--text-mute);
  text-transform: uppercase; line-height: 1.9; text-align: right;
}
.hero-readout-r b { color: var(--amber); font-weight: 500; }

.hero-content {
  position: relative; z-index: 5; text-align: center; max-width: 1100px; padding: 40px 0;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 10px; padding: 7px 14px;
  border: 1px solid var(--line); background: rgba(8,17,31,0.6);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-dim);
  margin-bottom: 32px;
}
.hero-tag .live-dot { background: var(--green); }

.hero-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(64px, 13vw, 200px); letter-spacing: -0.04em; line-height: .9;
  margin: 0; position: relative;
}
.hero-title .ch {
  display: inline-block; opacity: 0; transform: translateY(40px);
  animation: rise .7s cubic-bezier(.2,.8,.2,1) forwards;
}
.hero-title .ch.space { width: 0.3em; }
.hero-title .ch:nth-child(odd) { color: var(--text); }
.hero-title-shadow {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(0,245,255,0.0), rgba(0,245,255,0.0));
}
@keyframes rise { to { opacity: 1; transform: none; } }

.hero-sub {
  margin-top: 28px; font-family: var(--font-mono); font-size: clamp(14px, 1.6vw, 18px);
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-dim);
  display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap;
}
.hero-sub .bracket { color: var(--cyan); }
.hero-role-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border: 1px solid rgba(0,245,255,0.45);
  background: rgba(0,245,255,0.06);
  box-shadow: 0 0 24px rgba(0,245,255,0.12) inset;
}
.hero-role-badge .bracket { color: var(--cyan); opacity: .9; }
.hero-typewriter {
  color: var(--cyan); position: relative; text-align: left;
  display: inline-block; white-space: nowrap;
}
.hero-typewriter::after {
  content: "▌"; color: var(--cyan); animation: blink 1s steps(2) infinite;
  margin-left: 2px;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-tagline {
  margin-top: 26px; font-family: var(--font-display); font-weight: 400;
  font-size: clamp(16px, 1.6vw, 20px); color: var(--text-dim); letter-spacing: -0.005em;
}

.hero-ctas { margin-top: 42px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.btn {
  position: relative; display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.18em; text-transform: uppercase;
  border: 1px solid var(--line); color: var(--text);
  background: rgba(8,17,31,0.6);
  transition: transform .15s ease, border-color .25s, color .25s, background .25s;
  overflow: hidden;
}
.btn::before {
  content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent, rgba(0,245,255,0.12), transparent);
  transform: translateX(-100%); transition: transform .5s ease;
}
.btn:hover::before { transform: translateX(100%); }
.btn:hover { color: var(--cyan); border-color: var(--cyan); }
.btn-primary {
  background: linear-gradient(180deg, rgba(0,245,255,0.18), rgba(0,245,255,0.06));
  border-color: rgba(0,245,255,0.6); color: var(--cyan);
  box-shadow: 0 0 0 1px rgba(0,245,255,0.15), 0 0 30px rgba(0,245,255,0.18) inset, 0 0 30px rgba(0,245,255,0.18);
}
.btn-primary:hover { background: linear-gradient(180deg, rgba(0,245,255,0.3), rgba(0,245,255,0.1)); transform: translateY(-2px); }
.btn-violet { border-color: rgba(123,47,255,0.5); color: #c8a8ff; }
.btn-violet:hover { color: #fff; border-color: var(--violet); background: rgba(123,47,255,0.18); }

.btn .arrow { display: inline-block; transition: transform .25s ease; }
.btn:hover .arrow { transform: translateX(4px); }

.hero-badges {
  position: relative; z-index: 5; margin-top: 56px;
  display: flex; gap: 10px; justify-content: center; flex-wrap: wrap;
}
.hero-badge {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 6px 12px; border: 1px solid var(--line); color: var(--text-dim);
  background: rgba(8,17,31,0.5);
  position: relative;
}
.hero-badge .dot { display: inline-block; width: 5px; height: 5px; background: var(--cyan); border-radius: 50%; margin-right: 8px; vertical-align: middle; box-shadow: 0 0 8px var(--cyan); }

.scroll-indicator {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--text-mute); display: flex; flex-direction: column; align-items: center; gap: 10px;
  z-index: 5;
}
.scroll-indicator .line {
  width: 1px; height: 36px; background: linear-gradient(180deg, var(--cyan), transparent);
  position: relative; overflow: hidden;
}
.scroll-indicator .line::after {
  content: ""; position: absolute; top: -10px; left: 0; width: 1px; height: 10px;
  background: var(--cyan); animation: scroll-trav 1.6s ease-in-out infinite;
  box-shadow: 0 0 8px var(--cyan);
}
@keyframes scroll-trav {
  0% { top: -10px; } 100% { top: 36px; }
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
  display: grid; grid-template-columns: minmax(280px, 380px) 1fr; gap: 56px; align-items: start;
}
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }

.profile-card {
  position: relative; aspect-ratio: 1/1; max-width: 380px;
  border-radius: 4px; overflow: hidden;
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(135deg, rgba(0,245,255,0.06) 0 2px, transparent 2px 14px),
    linear-gradient(135deg, var(--bg-3), var(--bg-2));
}
.profile-card::before {
  content: ""; position: absolute; inset: -2px; border-radius: 4px;
  background: conic-gradient(from 0deg, var(--cyan), var(--violet), var(--amber), var(--cyan));
  filter: blur(18px); opacity: .35; z-index: -1; animation: rotate 8s linear infinite;
}
@keyframes rotate { to { transform: rotate(360deg); } }
.profile-card .ph {
  position: absolute; inset: 14px; border: 1px dashed rgba(0,245,255,0.3);
  display: grid; place-items: center; color: var(--text-mute);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  background:
    radial-gradient(60% 40% at 50% 35%, rgba(0,245,255,0.10), transparent 60%),
    linear-gradient(180deg, transparent, rgba(123,47,255,0.06));
}
.profile-card .ph .label { text-align: center; }
.profile-card .ph .label small { display: block; margin-top: 4px; color: var(--text-dim); font-size: 10px; }
.profile-photo {
  width: 100%; height: 100%; object-fit: cover; display: block;
  filter: contrast(1.05) saturate(1.05);
  mix-blend-mode: luminosity;
}
.profile-card .ph { background: var(--bg-2); padding: 0; border-color: rgba(0,245,255,0.5); overflow: hidden; }
.profile-card .ph::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(80% 60% at 50% 30%, transparent 30%, rgba(0,245,255,0.08) 75%, rgba(5,10,20,0.6) 100%),
    linear-gradient(180deg, transparent 60%, rgba(123,47,255,0.15));
  mix-blend-mode: screen;
}
.profile-card .scan {
  position: absolute; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.6; animation: scan 4s linear infinite;
}
@keyframes scan { 0% { top: 0; } 100% { top: 100%; } }
.profile-card .ticks {
  position: absolute; right: 12px; top: 12px; bottom: 12px; width: 10px;
  background: repeating-linear-gradient(180deg, rgba(0,245,255,0.4) 0 1px, transparent 1px 8px);
  opacity: .5;
}
.profile-card .corner-cap {
  position: absolute; font-family: var(--font-mono); font-size: 9px; letter-spacing: .2em; color: var(--cyan);
  text-transform: uppercase;
}
.profile-card .cc-tl { top: 10px; left: 12px; }
.profile-card .cc-br { bottom: 10px; right: 12px; }

.about-body { padding-top: 8px; }
.about-meta {
  display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 22px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
}
.about-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border: 1px solid var(--line); background: rgba(8,17,31,0.5);
  color: var(--text-dim);
}
.about-pill.live { border-color: rgba(43,224,143,0.4); color: #9ff0c5; }
.about-pill.work { border-color: rgba(255,184,48,0.4); color: var(--amber); }

.about-h {
  font-family: var(--font-display); font-weight: 600; font-size: clamp(28px, 3.4vw, 44px);
  letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 18px;
}
.about-h em { font-style: normal; color: var(--cyan); }
.about-p { color: var(--text-dim); font-size: 17px; line-height: 1.6; max-width: 62ch; text-wrap: pretty; }
.about-p + .about-p { margin-top: 14px; }
.about-p .hl { color: var(--text); }

.metrics { margin-top: 36px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 800px) { .metrics { grid-template-columns: repeat(2, 1fr); } }
.metric {
  position: relative; padding: 22px 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(0,245,255,0.05), rgba(0,245,255,0.0));
  overflow: hidden;
}
.metric::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: .4;
}
.metric .v {
  font-family: var(--font-display); font-weight: 700; font-size: 36px; letter-spacing: -0.02em;
  color: var(--text); line-height: 1;
}
.metric .v small { font-size: 18px; color: var(--cyan); margin-left: 2px; }
.metric .k { margin-top: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--text-mute); text-transform: uppercase; }
.metric .idx { position: absolute; top: 8px; right: 10px; font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.2em; color: var(--text-mute); }

/* ============================================
   SKILLS
   ============================================ */
.skills-tabs {
  display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 32px;
}
.skill-tab {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 12px 16px; border: 1px solid var(--line); color: var(--text-dim);
  background: rgba(8,17,31,0.5); transition: color .2s, border-color .2s, background .2s;
  display: inline-flex; align-items: center; gap: 10px;
}
.skill-tab .num { color: var(--text-mute); }
.skill-tab:hover { color: var(--text); }
.skill-tab.active {
  color: var(--cyan); border-color: rgba(0,245,255,0.5);
  background: linear-gradient(180deg, rgba(0,245,255,0.12), rgba(0,245,255,0.04));
  box-shadow: 0 0 24px rgba(0,245,255,0.15) inset;
}
.skill-tab.active .num { color: var(--cyan); }

.skill-panel-wrap { position: relative; }
.skill-panel {
  display: none;
  border: 1px solid var(--line);
  background:
    radial-gradient(80% 80% at 100% 0%, rgba(123,47,255,0.08), transparent 60%),
    radial-gradient(80% 80% at 0% 100%, rgba(0,245,255,0.06), transparent 60%),
    rgba(8,17,31,0.55);
  padding: 32px;
  position: relative;
}
.skill-panel.active { display: block; animation: panel-fade .4s ease; }
@keyframes panel-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.skill-panel-head {
  display: flex; justify-content: space-between; align-items: center;
  padding-bottom: 18px; margin-bottom: 22px; border-bottom: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-mute);
}
.skill-panel-head .ttl { color: var(--cyan); display: inline-flex; align-items: center; gap: 10px; }
.skill-panel-head .ttl::before { content: "▶"; font-size: 9px; }

.skill-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; }

.skill-chip {
  position: relative; padding: 16px 14px;
  border: 1px solid var(--line); background: rgba(5,10,20,0.5);
  transform-style: preserve-3d; transition: transform .2s ease, border-color .25s, background .25s;
  display: flex; align-items: center; gap: 12px; min-height: 56px;
  overflow: hidden;
}
.skill-chip::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(160px 80px at var(--mx, 50%) var(--my, 50%), rgba(0,245,255,0.18), transparent 70%);
  opacity: 0; transition: opacity .25s;
}
.skill-chip:hover::before { opacity: 1; }
.skill-chip:hover { border-color: rgba(0,245,255,0.5); background: rgba(0,245,255,0.04); }
.skill-icon {
  width: 36px; height: 36px; display: grid; place-items: center; flex-shrink: 0;
  border: 1px solid rgba(0,245,255,0.3); color: var(--cyan); background: rgba(0,245,255,0.06);
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  padding: 6px;
}
.skill-icon img { width: 100%; height: 100%; object-fit: contain; display: block; filter: drop-shadow(0 0 6px rgba(0,245,255,0.35)); }
.skill-panel[data-cat="ai"] .skill-icon img { filter: drop-shadow(0 0 6px rgba(123,47,255,0.45)); }
.skill-panel[data-cat="de"] .skill-icon img { filter: drop-shadow(0 0 6px rgba(255,184,48,0.45)); }
.skill-panel[data-cat="ml"] .skill-icon img { filter: drop-shadow(0 0 6px rgba(43,224,143,0.4)); }
.skill-name { font-family: var(--font-display); font-weight: 500; font-size: 14px; letter-spacing: -0.005em; color: var(--text); }
.skill-name small { display: block; font-family: var(--font-mono); font-size: 10px; color: var(--text-mute); letter-spacing: 0.1em; text-transform: uppercase; margin-top: 2px; font-weight: 400; }

/* category color variants */
.skill-panel[data-cat="ai"] .skill-icon { border-color: rgba(123,47,255,0.45); color: #c8a8ff; background: rgba(123,47,255,0.12); }
.skill-panel[data-cat="ai"] .skill-chip:hover { border-color: rgba(123,47,255,0.5); background: rgba(123,47,255,0.06); }
.skill-panel[data-cat="ai"] .skill-chip::before { background: radial-gradient(160px 80px at var(--mx, 50%) var(--my, 50%), rgba(123,47,255,0.22), transparent 70%); }

.skill-panel[data-cat="ds"] .skill-icon { border-color: rgba(0,245,255,0.45); color: var(--cyan); }
.skill-panel[data-cat="de"] .skill-icon { border-color: rgba(255,184,48,0.45); color: var(--amber); background: rgba(255,184,48,0.10); }
.skill-panel[data-cat="de"] .skill-chip:hover { border-color: rgba(255,184,48,0.5); background: rgba(255,184,48,0.05); }
.skill-panel[data-cat="de"] .skill-chip::before { background: radial-gradient(160px 80px at var(--mx, 50%) var(--my, 50%), rgba(255,184,48,0.20), transparent 70%); }
.skill-panel[data-cat="ml"] .skill-icon { border-color: rgba(43,224,143,0.45); color: var(--green); background: rgba(43,224,143,0.10); }
.skill-panel[data-cat="ml"] .skill-chip:hover { border-color: rgba(43,224,143,0.5); background: rgba(43,224,143,0.05); }
.skill-panel[data-cat="ml"] .skill-chip::before { background: radial-gradient(160px 80px at var(--mx, 50%) var(--my, 50%), rgba(43,224,143,0.20), transparent 70%); }

/* ============================================
   PROJECTS
   ============================================ */
.project-filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 28px; }
.proj-filter {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 8px 14px; border: 1px solid var(--line); color: var(--text-dim);
  background: rgba(8,17,31,0.4);
}
.proj-filter.active { color: var(--cyan); border-color: rgba(0,245,255,0.5); background: rgba(0,245,255,0.08); }
.proj-filter:hover { color: var(--text); }

.projects-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
@media (max-width: 1024px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .projects-grid { grid-template-columns: 1fr; } }

.project-card {
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12,24,40,0.55), rgba(8,17,31,0.4));
  padding: 0; overflow: hidden;
  transform-style: preserve-3d; transition: transform .2s ease, border-color .25s, box-shadow .25s;
}
.project-card:hover { border-color: rgba(0,245,255,0.45); box-shadow: 0 18px 60px rgba(0,245,255,0.12), 0 0 0 1px rgba(0,245,255,0.18) inset; }

.project-thumb {
  height: 200px; position: relative; overflow: hidden;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
}
.project-thumb .gradient-art {
  position: absolute; inset: 0;
}
.thumb-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0, 245, 255, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.10) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.thumb-meta {
  position: absolute; top: 10px; left: 12px; right: 12px; display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.2em; color: var(--text-mute); text-transform: uppercase;
}
.thumb-meta b { color: var(--cyan); font-weight: 500; }

.project-body { padding: 20px 22px 22px; }
.project-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.project-tag {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 3px 8px; border: 1px solid rgba(0,245,255,0.25); color: var(--cyan);
  background: rgba(0,245,255,0.04);
}
.project-tag.violet { color: #c8a8ff; border-color: rgba(123,47,255,0.4); background: rgba(123,47,255,0.06); }
.project-tag.amber { color: var(--amber); border-color: rgba(255,184,48,0.4); background: rgba(255,184,48,0.06); }
.project-tag.green { color: var(--green); border-color: rgba(43,224,143,0.4); background: rgba(43,224,143,0.06); }

.project-name { font-family: var(--font-display); font-weight: 600; font-size: 22px; letter-spacing: -0.01em; line-height: 1.2; margin-bottom: 8px; }
.project-desc { color: var(--text-dim); font-size: 14px; line-height: 1.5; margin-bottom: 18px; }
.project-stack {
  display: flex; gap: 4px 10px; flex-wrap: wrap; padding-top: 14px; border-top: 1px dashed var(--line-soft);
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--text-mute); text-transform: uppercase;
}
.project-stack span::before { content: "·"; margin-right: 8px; color: var(--text-mute); }
.project-stack span:first-child::before { display: none; }

.project-actions {
  display: flex; gap: 8px; margin-top: 16px;
  opacity: 0; transform: translateY(6px); transition: opacity .25s, transform .25s;
}
.project-card:hover .project-actions { opacity: 1; transform: none; }
.proj-btn {
  flex: 1; display: inline-flex; justify-content: center; align-items: center; gap: 8px;
  padding: 10px 12px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
  border: 1px solid var(--line); color: var(--text-dim); background: rgba(5,10,20,0.6);
  transition: color .2s, border-color .2s;
}
.proj-btn:hover { color: var(--cyan); border-color: rgba(0,245,255,0.5); }
.proj-btn[data-disabled="true"] { color: var(--text-mute); opacity: .55; pointer-events: none; }
.project-card[data-hidden="true"] { display: none; }

/* Different thumb styles per project */
.thumb-1 { background: radial-gradient(circle at 30% 40%, rgba(0,245,255,0.4), transparent 50%), radial-gradient(circle at 70% 60%, rgba(123,47,255,0.4), transparent 50%), var(--bg-2); }
.thumb-2 { background: radial-gradient(circle at 50% 50%, rgba(123,47,255,0.5), transparent 60%), var(--bg-2); }
.thumb-3 { background: linear-gradient(120deg, rgba(255,184,48,0.25), transparent), radial-gradient(circle at 70% 30%, rgba(0,245,255,0.3), transparent 50%), var(--bg-2); }
.thumb-4 { background: conic-gradient(from 180deg at 50% 50%, rgba(0,245,255,0.3), rgba(123,47,255,0.3), rgba(0,245,255,0.3)), var(--bg-2); }
.thumb-5 { background: linear-gradient(135deg, rgba(255,184,48,0.3), transparent), radial-gradient(circle at 30% 70%, rgba(43,224,143,0.3), transparent 50%), var(--bg-2); }
.thumb-6 { background: linear-gradient(180deg, rgba(255,184,48,0.4), rgba(255,184,48,0.05)), var(--bg-2); }

/* SVG embedded inside thumbnails */
.thumb-svg { position: absolute; inset: 0; width: 100%; height: 100%; }

/* ============================================
   TIMELINE
   ============================================ */
.timeline { position: relative; padding-left: 40px; }
.timeline::before {
  content: ""; position: absolute; left: 14px; top: 0; bottom: 0; width: 1px;
  background: linear-gradient(180deg, transparent, rgba(0,245,255,0.45) 10%, rgba(0,245,255,0.45) 90%, transparent);
}
.timeline::after {
  content: ""; position: absolute; left: 13px; top: 0; width: 3px; height: 60px;
  background: linear-gradient(180deg, var(--cyan), transparent);
  filter: blur(2px); animation: travel 3.5s ease-in-out infinite;
}
@keyframes travel {
  0% { top: 0; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.tl-item { position: relative; padding-bottom: 36px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute; left: -33px; top: 18px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--cyan);
  box-shadow: 0 0 0 4px rgba(0,245,255,0.12), 0 0 18px rgba(0,245,255,0.55);
}
.tl-item.violet .tl-dot { border-color: var(--violet); box-shadow: 0 0 0 4px rgba(123,47,255,0.18), 0 0 18px rgba(123,47,255,0.55); }
.tl-item.amber .tl-dot { border-color: var(--amber); box-shadow: 0 0 0 4px rgba(255,184,48,0.18), 0 0 18px rgba(255,184,48,0.55); }

.tl-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12,24,40,0.55), rgba(8,17,31,0.35));
  backdrop-filter: blur(10px);
  padding: 22px 26px;
  transition: border-color .25s, transform .25s;
}
.tl-card:hover { border-color: rgba(0,245,255,0.4); transform: translateX(6px); }

.tl-head {
  display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; flex-wrap: wrap;
  margin-bottom: 12px;
}
.tl-role { font-family: var(--font-display); font-weight: 600; font-size: 22px; letter-spacing: -0.01em; }
.tl-role .at { color: var(--text-mute); font-weight: 400; }
.tl-role .co { color: var(--cyan); }
.tl-item.violet .tl-role .co { color: #c8a8ff; }
.tl-item.amber .tl-role .co { color: var(--amber); }

.tl-date {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-mute); padding: 4px 10px; border: 1px solid var(--line); white-space: nowrap;
}
.tl-bullets { list-style: none; padding: 0; }
.tl-bullets li {
  position: relative; padding-left: 18px; color: var(--text-dim); font-size: 14px; line-height: 1.55;
  margin-top: 6px;
}
.tl-bullets li::before {
  content: "▸"; position: absolute; left: 0; top: 1px; color: var(--cyan); font-size: 11px;
}
.tl-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line-soft); }

/* ============================================
   CERTIFICATIONS
   ============================================ */
.cert-row {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
@media (max-width: 1024px) { .cert-row { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .cert-row { grid-template-columns: 1fr; } }

.cert-card {
  position: relative; padding: 22px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(8,17,31,0.55), rgba(5,10,20,0.4));
  overflow: hidden;
  transition: border-color .25s, transform .25s;
  min-height: 180px; display: flex; flex-direction: column; justify-content: space-between;
}
.cert-card::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 35%, rgba(255,255,255,0.05) 50%, transparent 65%);
  transform: translateX(-100%); transition: transform .8s ease;
}
.cert-card:hover::before { transform: translateX(100%); }
.cert-card:hover { border-color: rgba(0,245,255,0.45); transform: translateY(-3px); }

.cert-issuer-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.cert-logo {
  width: 36px; height: 36px; display: grid; place-items: center;
  border: 1px solid var(--line); background: rgba(0,245,255,0.05);
  font-family: var(--font-display); font-weight: 700; font-size: 13px; color: var(--cyan);
}
.cert-issuer { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; color: var(--text-dim); text-transform: uppercase; }
.cert-issuer small { display: block; color: var(--text-mute); margin-top: 2px; }

.cert-title { font-family: var(--font-display); font-weight: 600; font-size: 17px; letter-spacing: -0.005em; line-height: 1.3; color: var(--text); }
.cert-meta { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line-soft); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: var(--text-mute); text-transform: uppercase; display: flex; justify-content: space-between; }
.cert-meta .verify { color: var(--green); }

.cert-card.violet .cert-logo { color: #c8a8ff; border-color: rgba(123,47,255,0.4); background: rgba(123,47,255,0.08); }
.cert-card.amber .cert-logo { color: var(--amber); border-color: rgba(255,184,48,0.4); background: rgba(255,184,48,0.08); }
.cert-card.green .cert-logo { color: var(--green); border-color: rgba(43,224,143,0.4); background: rgba(43,224,143,0.08); }

/* ============================================
   CONTACT
   ============================================ */
.contact-panel {
  border: 1px solid var(--line);
  background:
    radial-gradient(80% 60% at 100% 0%, rgba(0,245,255,0.10), transparent 60%),
    radial-gradient(60% 60% at 0% 100%, rgba(123,47,255,0.10), transparent 60%),
    rgba(8,17,31,0.6);
  backdrop-filter: blur(18px);
  padding: 48px;
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px;
}
@media (max-width: 900px) { .contact-panel { grid-template-columns: 1fr; padding: 32px; gap: 40px; } }

.contact-info h3 { font-family: var(--font-display); font-weight: 600; font-size: 32px; letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 14px; }
.contact-info .intro { color: var(--text-dim); margin-bottom: 28px; line-height: 1.55; }
.contact-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.contact-link {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 14px; border: 1px solid transparent; transition: border-color .25s, background .25s, transform .25s;
}
.contact-link:hover { border-color: var(--line); background: rgba(0,245,255,0.04); transform: translateX(4px); }
.ci-icon {
  width: 36px; height: 36px; display: grid; place-items: center; flex-shrink: 0;
  border: 1px solid var(--line); color: var(--cyan); background: rgba(0,245,255,0.06);
}
.ci-icon svg { width: 16px; height: 16px; }
.ci-label { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.18em; color: var(--text-mute); text-transform: uppercase; }
.ci-val { font-family: var(--font-body); font-size: 15px; color: var(--text); margin-top: 2px; word-break: break-all; }

.response-note {
  margin-top: 26px; padding: 14px 16px; border: 1px dashed var(--line);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--text-dim); text-transform: uppercase;
  display: flex; align-items: center; gap: 10px;
}
.response-note .live-dot { background: var(--green); }

.contact-form { display: flex; flex-direction: column; gap: 18px; }
.field { position: relative; }
.field input, .field textarea, .field select {
  width: 100%; background: rgba(5,10,20,0.6); border: 1px solid var(--line); color: var(--text);
  font-family: var(--font-body); font-size: 15px; padding: 22px 14px 10px; outline: none;
  transition: border-color .25s, background .25s, box-shadow .25s;
}
.field textarea { min-height: 130px; resize: vertical; }
.field select { appearance: none; -webkit-appearance: none; padding-right: 36px; }
.field::after { /* dropdown arrow */ }
.field.select::after {
  content: "▾"; position: absolute; right: 14px; top: 50%; transform: translateY(-30%);
  color: var(--cyan); pointer-events: none; font-size: 12px;
}
.field label {
  position: absolute; left: 14px; top: 18px; pointer-events: none;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-mute);
  transition: top .2s, font-size .2s, color .2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: rgba(0,245,255,0.6);
  box-shadow: 0 0 0 3px rgba(0,245,255,0.10), 0 0 30px rgba(0,245,255,0.10);
  background: rgba(0,245,255,0.04);
}
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label,
.field select:focus + label, .field.select.has-value label,
.field.cdd.open label, .field.cdd.has-value label {
  top: 6px; font-size: 9px; color: var(--cyan);
}
.field input::placeholder, .field textarea::placeholder { color: transparent; }

/* Custom dropdown */
.field.cdd { position: relative; }
.field.cdd .cdd-trigger {
  width: 100%; text-align: left; cursor: pointer;
  background: rgba(5,10,20,0.6); border: 1px solid var(--line); color: var(--text);
  font-family: var(--font-body); font-size: 15px; padding: 22px 36px 10px 14px; outline: none;
  transition: border-color .25s, background .25s, box-shadow .25s;
  min-height: 54px; display: block;
}
.field.cdd .cdd-trigger:focus,
.field.cdd.open .cdd-trigger {
  border-color: rgba(0,245,255,0.6);
  box-shadow: 0 0 0 3px rgba(0,245,255,0.10), 0 0 30px rgba(0,245,255,0.10);
  background: rgba(0,245,255,0.04);
}
.field.cdd .cdd-value { display: block; min-height: 18px; line-height: 18px; }
.field.cdd .cdd-value:empty::before { content: ""; }
.field.cdd::after {
  transition: transform .2s ease;
  transform-origin: center;
}
.field.cdd.open::after { transform: translateY(-30%) rotate(180deg); color: var(--cyan); }

.field.cdd .cdd-menu {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; z-index: 30;
  list-style: none; margin: 0; padding: 6px;
  background: rgba(5,10,20,0.96);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0,245,255,0.35);
  box-shadow: 0 0 0 1px rgba(0,245,255,0.08), 0 18px 60px rgba(0,0,0,0.6), 0 0 40px rgba(0,245,255,0.10);
  max-height: 280px; overflow: auto;
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.field.cdd.open .cdd-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.field.cdd .cdd-opt {
  padding: 12px 14px; cursor: pointer; color: var(--text-dim);
  font-family: var(--font-body); font-size: 14px;
  border: 1px solid transparent;
  display: flex; align-items: center; gap: 10px;
  transition: background .15s ease, color .15s ease, border-color .15s ease, padding-left .15s ease;
}
.field.cdd .cdd-opt::before {
  content: "›"; color: var(--cyan); opacity: 0;
  font-family: var(--font-mono); font-size: 14px;
  transition: opacity .15s ease;
}
.field.cdd .cdd-opt:hover,
.field.cdd .cdd-opt.active {
  background: linear-gradient(90deg, rgba(0,245,255,0.16), rgba(0,245,255,0.04));
  color: var(--cyan);
  border-color: rgba(0,245,255,0.35);
  box-shadow: 0 0 24px rgba(0,245,255,0.10) inset;
}
.field.cdd .cdd-opt:hover::before,
.field.cdd .cdd-opt.active::before { opacity: 1; }
.field.cdd .cdd-opt[aria-selected="true"] {
  color: var(--cyan);
  background: rgba(0,245,255,0.06);
}
.field.cdd .cdd-opt[aria-selected="true"]::before { opacity: 1; }
/* native option fallback (in case browser still renders one) */
.field select option { background: #050A14; color: var(--text); }
.field select option:hover,
.field select option:checked { background: rgba(0,245,255,0.18); color: var(--cyan); }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }

.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.consent { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--text-mute); text-transform: uppercase; max-width: 280px; line-height: 1.5; }

.success-state {
  display: none; flex-direction: column; align-items: center; justify-content: center;
  padding: 48px 24px; text-align: center; min-height: 320px;
  border: 1px dashed rgba(43,224,143,0.4); background: rgba(43,224,143,0.04);
}
.success-state.show { display: flex; animation: panel-fade .5s ease; }
.checkmark {
  width: 70px; height: 70px; border-radius: 50%; border: 2px solid var(--green);
  display: grid; place-items: center; color: var(--green);
  box-shadow: 0 0 30px rgba(43,224,143,0.4);
  position: relative;
}
.checkmark svg { width: 30px; height: 30px; }
.checkmark::before, .checkmark::after {
  content: ""; position: absolute; inset: -10px; border: 1px solid rgba(43,224,143,0.3); border-radius: 50%;
  animation: ring 1.6s ease-out infinite;
}
.checkmark::after { animation-delay: .8s; }
@keyframes ring { 0% { transform: scale(.8); opacity: 1; } 100% { transform: scale(1.4); opacity: 0; } }
.success-state h4 { font-family: var(--font-display); font-weight: 600; font-size: 22px; margin-top: 22px; }
.success-state p { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; color: var(--text-dim); text-transform: uppercase; margin-top: 8px; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: relative; z-index: 5; margin-top: 80px; padding: 48px 32px 32px;
  border-top: 1px solid var(--line); overflow: hidden;
}
.footer::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(0,245,255,0.6), transparent),
    radial-gradient(1px 1px at 70% 50%, rgba(123,47,255,0.6), transparent),
    radial-gradient(1px 1px at 40% 80%, rgba(255,184,48,0.6), transparent),
    radial-gradient(1px 1px at 80% 20%, rgba(0,245,255,0.5), transparent),
    radial-gradient(1px 1px at 90% 70%, rgba(123,47,255,0.5), transparent),
    radial-gradient(1px 1px at 30% 60%, rgba(0,245,255,0.5), transparent),
    radial-gradient(1px 1px at 55% 25%, rgba(255,184,48,0.4), transparent);
  opacity: .8;
}
.footer-inner { position: relative; max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
@media (max-width: 900px) { .footer-inner { grid-template-columns: 1fr 1fr; } }
.footer-brand .name { font-family: var(--font-display); font-weight: 700; font-size: 28px; letter-spacing: -0.02em; }
.footer-brand .tag { color: var(--text-dim); margin-top: 8px; max-width: 36ch; line-height: 1.5; }
.footer-col h5 { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--cyan); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--text-dim); padding: 4px 0; font-size: 14px; }
.footer-col a:hover { color: var(--text); }

.footer-bottom {
  position: relative; max-width: var(--maxw); margin: 36px auto 0; padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-mute);
}
.footer-socials { display: flex; gap: 8px; }
.social-btn {
  width: 36px; height: 36px; display: grid; place-items: center;
  border: 1px solid var(--line); color: var(--text-dim); transition: color .2s, border-color .2s;
}
.social-btn svg { width: 14px; height: 14px; }
.social-btn:hover { color: var(--cyan); border-color: rgba(0,245,255,0.5); }

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}

/* ============================================
   MOBILE TWEAKS
   ============================================ */
@media (max-width: 700px) {
  .section { padding: 96px 20px 48px; }
  .hero { padding: 100px 20px 60px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
  .section-meta { text-align: left; }
  .nav { padding: 14px 18px; }
  .hero-readout, .hero-readout-r { display: none; }
}