/* ─────────────────────────────────────────────────────────────────
   SAMAD REHAN — PORTFOLIO | styles.css v2
─────────────────────────────────────────────────────────────────*/

/* ── TOKENS ─────────────────────────────────────────────────────── */
:root {
  --bg: #050508;
  --bg-card: #0c0c14;
  --bg-card-2: #111122;
  --border: rgba(255,255,255,.07);
  --border-glow: rgba(120,220,180,.35);
  --accent: #0affa0;
  --accent-2: #ff6b6b;
  --accent-3: #ffce00;
  --accent-4: #6e9eff;
  --accent-grad: linear-gradient(135deg, #0affa0 0%, #6e9eff 50%, #ff6b6b 100%);
  --accent-grad-2: linear-gradient(90deg, #0affa0, #6e9eff);
  --text: #f0f0fa;
  --text-muted: #555570;
  --text-dim: #8888a8;
  --mono: 'Geist Mono', monospace;
  --sans: 'Instrument Sans', sans-serif;
  --display: 'Bricolage Grotesque', sans-serif;
  --radius: 16px;
  --radius-sm: 8px;
  --nav-h: 68px;
  --trans: .3s cubic-bezier(.4,0,.2,1);
}

/* ── RESET ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  cursor: none;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ── NOISE OVERLAY ───────────────────────────────────────────────── */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: .03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px;
}

/* ── LIVE BACKGROUND CANVAS ─────────────────────────────────────── */
#bgCanvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

/* ── CUSTOM CURSOR ───────────────────────────────────────────────── */
.cursor-dot {
  position: fixed;
  width: 5px; height: 5px;
  background: #fff;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform .1s, opacity .2s;
  mix-blend-mode: difference;
}
.cursor-ring {
  position: fixed;
  width: 38px; height: 38px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: width .2s, height .2s, border-color .2s, opacity .2s;
  opacity: .7;
}
.cursor-ring.hovering {
  width: 56px; height: 56px;
  border-color: var(--accent-3);
  opacity: 1;
}
body:not(:hover) .cursor-dot,
body:not(:hover) .cursor-ring { opacity: 0; }

/* ── NAVBAR ──────────────────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  transition: background var(--trans), backdrop-filter var(--trans);
}
#navbar.scrolled {
  background: rgba(5,5,10,.88);
  backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--display);
  font-size: 1.25rem;
  font-weight: 300;
  letter-spacing: .01em;
}
.nav-links { display: flex; gap: 2.5rem; align-items: center; }
.nav-links a {
  font-size: .78rem;
  color: var(--text-muted);
  transition: color var(--trans);
  letter-spacing: .1em;
  text-transform: uppercase;
  font-family: var(--mono);
  font-weight: 300;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  border: 1px solid rgba(0,200,255,.3) !important;
  color: var(--accent) !important;
  padding: .4rem 1.1rem;
  border-radius: 999px;
  transition: all var(--trans) !important;
  background: rgba(0,200,255,.05);
}
.nav-cta:hover {
  background: var(--accent) !important;
  color: var(--bg) !important;
  box-shadow: 0 0 24px rgba(0,200,255,.3);
}

/* ── HAMBURGER ───────────────────────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--trans);
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── MOBILE MENU ─────────────────────────────────────────────────── */
.mobile-menu {
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: rgba(5,5,10,.97);
  backdrop-filter: blur(24px);
  z-index: 99;
  padding: 2.5rem;
  transform: translateY(-110%);
  transition: transform .4s cubic-bezier(.4,0,.2,1);
  border-bottom: 1px solid var(--border);
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu ul { display: flex; flex-direction: column; gap: 2rem; }
.mobile-menu a {
  font-size: 1.3rem;
  font-family: var(--display);
  font-weight: 700;
  color: var(--text-dim);
  transition: color var(--trans);
}
.mobile-menu a:hover { color: var(--accent); }

/* ── SHARED SECTION ──────────────────────────────────────────────── */
.section { position: relative; z-index: 2; padding: 130px 0; }
.container { max-width: 1240px; margin: 0 auto; padding: 0 2.5rem; }
.section-label {
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--accent);
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  opacity: .8;
}
.section-title {
  font-family: var(--display);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 300;
  line-height: 1.05;
  margin-bottom: 4rem;
  letter-spacing: -.025em;
}
.section-title em {
  font-style: normal;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── ACCENT ──────────────────────────────────────────────────────── */
.accent {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── REVEAL ──────────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s cubic-bezier(.22,1,.36,1), transform .8s cubic-bezier(.22,1,.36,1);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-child {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .65s cubic-bezier(.22,1,.36,1), transform .65s cubic-bezier(.22,1,.36,1);
}
.reveal-child.visible { opacity: 1; transform: none; }

/* ── HERO ────────────────────────────────────────────────────────── */
#hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  padding: calc(var(--nav-h) + 3rem) 2.5rem 8rem;
  z-index: 2;
  overflow: hidden;
}
.hero-content {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 3;
}
.geo {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  animation: float-geo 8s ease-in-out infinite;
}
.geo-1 {
  width: 280px; height: 280px;
  top: 12%; right: -70px;
  border: 1px solid rgba(10,255,160,.07);
  animation-delay: 0s;
}
.geo-2 {
  width: 160px; height: 160px;
  bottom: 22%; left: -40px;
  border: 1px solid rgba(110,158,255,.1);
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  animation-delay: -3s;
}
.geo-3 {
  width: 70px; height: 70px;
  top: 32%; left: 5%;
  background: rgba(255,107,107,.04);
  border: 1px solid rgba(255,107,107,.12);
  border-radius: 50%;
  animation-delay: -6s;
}
@keyframes float-geo {
  0%,100% { transform: translateY(0) rotate(0deg); }
  50%      { transform: translateY(-20px) rotate(5deg); }
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-size: .72rem;
  font-family: var(--mono);
  font-weight: 300;
  color: var(--text-dim);
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  padding: .4rem 1rem;
  border: 1px solid rgba(10,255,160,.18);
  border-radius: 6px;
  background: rgba(10,255,160,.04);
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 6px var(--accent); }
  50%      { box-shadow: 0 0 18px var(--accent), 0 0 30px rgba(10,255,160,.3); }
}
.hero-name-wrap { margin-bottom: 1.5rem; line-height: 1; }
.hero-name {
  font-family: var(--display);
  font-size: clamp(3.8rem, 12vw, 7.5rem);
  font-weight: 300;
  line-height: .95;
  letter-spacing: -.04em;
  display: block;
  position: relative;
}
.hero-name::after {
  content: attr(data-text);
  position: absolute;
  left: 0; top: 0; right: 0;
  color: var(--accent);
  clip: rect(0,0,0,0);
  animation: glitch 6s infinite;
}
.hero-name-2::after { color: var(--accent-4); animation-delay: .3s; }
@keyframes glitch {
  0%,95%,100% { clip: rect(0,9999px,0,0); transform: skew(0); }
  96% { clip: rect(10px,9999px,40px,0); transform: skew(-1deg); color: var(--accent); }
  97% { clip: rect(60px,9999px,80px,0); transform: skew(1deg);  color: var(--accent-2); }
  98% { clip: rect(20px,9999px,50px,0); transform: skew(0); }
}
.hero-typed-wrapper {
  font-family: var(--mono);
  font-size: clamp(.9rem, 2vw, 1.2rem);
  color: var(--accent);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-height: 2em;
  font-weight: 300;
  letter-spacing: .02em;
}
.typed-cursor {
  display: inline-block;
  animation: blink .8s step-end infinite;
  color: var(--accent);
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }
.hero-sub {
  max-width: 580px;
  margin: 0 auto 2.5rem;
  color: var(--text-dim);
  font-size: 1.05rem;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.8rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: .9rem;
  transition: all .25s ease;
  font-family: var(--sans);
}
.btn svg { width: 16px; height: 16px; transition: transform .2s; }
.btn:hover svg { transform: translate(2px,-1px); }
.btn-primary {
  background: var(--accent);
  color: #000;
  font-weight: 600;
  box-shadow: 0 0 30px rgba(10,255,160,.15);
}
.btn-primary:hover {
  background: #2fffb0;
  box-shadow: 0 0 50px rgba(10,255,160,.3), 0 8px 30px rgba(0,0,0,.4);
  transform: translateY(-2px);
}
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: rgba(255,255,255,.02);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,.2);
  color: var(--text);
  transform: translateY(-2px);
}
.hero-socials {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 0;
}
.social-link {
  display: flex;
  align-items: center;
  gap: .45rem;
  font-size: .8rem;
  font-family: var(--mono);
  color: var(--text-muted);
  transition: color var(--trans);
  letter-spacing: .04em;
}
.social-link svg { width: 16px; height: 16px; }
.social-link:hover { color: var(--accent); }
.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  font-family: var(--mono);
  font-size: .6rem;
  color: var(--text-muted);
  letter-spacing: .18em;
  text-transform: uppercase;
  z-index: 3;
  animation: fade-bob 3s ease-in-out infinite;
  pointer-events: none;
  white-space: nowrap;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}
@keyframes fade-bob {
  0%,100% { opacity: .4; transform: translateX(-50%) translateY(0); }
  50%      { opacity: .8; transform: translateX(-50%) translateY(6px); }
}

/* ── ABOUT ───────────────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.about-text p {
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  font-size: 1rem;
  line-height: 1.85;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1rem;
  margin-top: 2.5rem;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: border-color var(--trans), transform .2s;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent-grad);
  transform: scaleX(0);
  transition: transform .3s;
}
.stat-card:hover::before { transform: scaleX(1); }
.stat-card:hover { border-color: var(--border-glow); transform: translateY(-3px); }
.stat-inner {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 1px;
}
.stat-num {
  font-family: var(--display);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}
.stat-card .accent { font-size: 1.5rem; font-weight: 800; }
.stat-label {
  font-size: .7rem;
  color: var(--text-muted);
  font-family: var(--mono);
  margin-top: .4rem;
  display: block;
  letter-spacing: .04em;
}

/* ── TERMINAL ────────────────────────────────────────────────────── */
.about-terminal {
  background: #0a0a12;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: .83rem;
  box-shadow: 0 30px 80px rgba(0,0,0,.6), 0 0 0 1px rgba(0,200,255,.05);
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}
.terminal-bar {
  background: #111120;
  padding: .65rem 1rem;
  display: flex;
  align-items: center;
  gap: .45rem;
  border-bottom: 1px solid var(--border);
  border-radius: var(--radius) var(--radius) 0 0;
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.red    { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green  { background: #28c840; }
.terminal-title { margin-left: auto; font-size: .7rem; color: var(--text-muted); }
.terminal-body {
  padding: 1.4rem;
  min-height: 240px;
  color: #c8d3f5;
  line-height: 2;
}
.t-line   { display: block; }
.t-prompt { color: #00c8ff; }
.t-cmd    { color: #c3e88d; }
.t-out    { color: #555570; }
.t-key    { color: #89ddff; }
.t-val    { color: #ff9e64; }
.t-green  { color: #28c840; }

/* ── SKILLS ───────────────────────────────────────────────────────── */
.skills-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.5rem; }
.skill-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
}
.skill-group::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mx,50%) var(--my,50%), rgba(0,200,255,.04), transparent 40%);
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s;
}
.skill-group:hover::after { opacity: 1; }
.skill-group:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,.3);
}
.skill-group-icon { font-size: 1.75rem; margin-bottom: .9rem; }
.skill-group h3 {
  font-family: var(--display);
  font-size: 1rem;
  font-weight: 400;
  margin-bottom: 1.25rem;
  color: var(--text);
  letter-spacing: -.01em;
}
.skill-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.skill-tags span {
  font-size: .72rem;
  font-family: var(--mono);
  font-weight: 300;
  padding: .28rem .7rem;
  border-radius: 6px;
  background: rgba(10,255,160,.06);
  border: 1px solid rgba(10,255,160,.15);
  color: var(--accent);
  transition: all .2s;
  cursor: default;
}
.skill-tags span:hover {
  background: rgba(10,255,160,.14);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(10,255,160,.12);
}

/* ── TIMELINE ────────────────────────────────────────────────────── */
.timeline { position: relative; padding-left: 2.5rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent) 0%, rgba(0,200,255,.2) 60%, transparent 100%);
}
.timeline-item { position: relative; margin-bottom: 2.5rem; }
.timeline-dot {
  position: absolute;
  left: -2.5rem; top: 1.5rem;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(0,200,255,.15), 0 0 20px var(--accent);
  transform: translateX(-50%);
}
.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.25rem;
  transition: border-color var(--trans), box-shadow .3s;
}
.timeline-card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.timeline-header h3 {
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: -.01em;
}
.timeline-company { font-size: .875rem; color: var(--text-dim); margin-top: .25rem; }
.timeline-company span { color: var(--text-muted); }
.timeline-date {
  font-size: .75rem;
  font-family: var(--mono);
  font-weight: 300;
  color: var(--accent);
  white-space: nowrap;
  padding: .3rem .8rem;
  border: 1px solid rgba(10,255,160,.2);
  border-radius: 6px;
  background: rgba(10,255,160,.05);
}
.timeline-bullets {
  color: var(--text-dim);
  font-size: .88rem;
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding-left: 1.2rem;
  list-style: disc;
  font-weight: 300;
  line-height: 1.75;
}
.timeline-bullets strong { color: var(--text); font-weight: 500; }
.timeline-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1.5rem; }
.timeline-tags span {
  font-size: .7rem;
  font-family: var(--mono);
  font-weight: 300;
  padding: .22rem .6rem;
  border-radius: 6px;
  background: rgba(110,158,255,.08);
  color: var(--accent-4);
  border: 1px solid rgba(110,158,255,.2);
}

/* ── PROJECTS ────────────────────────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(400px circle at var(--mx,50%) var(--my,50%), rgba(0,200,255,.06), transparent 40%);
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s;
}
.project-card:hover::before { opacity: 1; }
.project-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--accent-grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s ease;
}
.project-card:hover::after { transform: scaleX(1); }
.project-card:hover {
  border-color: rgba(0,200,255,.2);
  transform: translateY(-5px);
  box-shadow: 0 24px 60px rgba(0,0,0,.4);
}
.project-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.project-icon { font-size: 1.8rem; }
.icon-link { color: var(--text-muted); transition: color var(--trans); }
.icon-link:hover { color: var(--accent); }
.icon-link svg { width: 18px; height: 18px; }
.project-type {
  font-size: .68rem;
  font-family: var(--mono);
  color: var(--accent);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: .5rem;
  opacity: .8;
}
.project-card h3 {
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 400;
  margin-bottom: .75rem;
  letter-spacing: -.01em;
}
.project-card > p {
  font-size: .875rem;
  color: var(--text-dim);
  margin-bottom: 1.25rem;
  flex: 1;
  line-height: 1.75;
  font-weight: 300;
}
.project-outcomes {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin-bottom: 1.25rem;
}
.outcome {
  font-size: .8rem;
  color: var(--text-dim);
  display: flex;
  align-items: flex-start;
  gap: .45rem;
  font-weight: 300;
}
.outcome-icon {
  color: var(--accent);
  margin-top: .1rem;
  flex-shrink: 0;
  font-size: .7rem;
}
.project-stack { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: auto; }
.project-stack span {
  font-size: .68rem;
  font-family: var(--mono);
  font-weight: 300;
  padding: .22rem .58rem;
  border-radius: 6px;
  background: rgba(110,158,255,.07);
  color: var(--accent-4);
  border: 1px solid rgba(110,158,255,.15);
  transition: all .2s;
}
.project-stack span:hover {
  background: rgba(110,158,255,.16);
  transform: translateY(-1px);
}

/* ── CERTS ───────────────────────────────────────────────────────── */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1rem;
}
.cert-card {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem 1.5rem;
  transition: all .25s ease;
}
.cert-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,0,0,.3);
}
.cert-logo {
  width: 46px; height: 46px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .68rem;
  font-family: var(--mono);
  font-weight: 700;
  flex-shrink: 0;
  letter-spacing: .04em;
}
.cert-logo.aws     { background: #f90;     color: #1a1a1a; }
.cert-logo.harvard { background: #a51c30;  color: #fff; }
.cert-logo.azure   { background: #0078d4;  color: #fff; }
.cert-logo.python  { background: #3776ab;  color: #fff; }
.cert-info h4 { font-family: var(--display); font-size: .9rem; font-weight: 400; }
.cert-info p  { font-size: .73rem; color: var(--text-muted); margin-top: .2rem; font-family: var(--mono); font-weight: 300; }

/* ── CONTACT ─────────────────────────────────────────────────────── */
.contact-container { text-align: center; }
.contact-sub {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin-top: -2.5rem;
  margin-bottom: 3rem;
}
.contact-links { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
.contact-pill {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  padding: .85rem 1.8rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: .875rem;
  color: var(--text-dim);
  transition: all .25s ease;
  background: var(--bg-card);
}
.contact-pill svg { width: 16px; height: 16px; }
.contact-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,200,255,.15);
}

/* ── FOOTER ──────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  position: relative;
  z-index: 2;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: .75rem;
  color: var(--text-muted);
  font-family: var(--mono);
}

/* ── SCROLLBAR ───────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, var(--accent), var(--accent-2));
  border-radius: 99px;
}

/* ── SELECTION ───────────────────────────────────────────────────── */
::selection { background: rgba(0,200,255,.2); }

/* ── RESPONSIVE ──────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-terminal { position: static; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .about-stats { grid-template-columns: repeat(3,1fr); }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .timeline { padding-left: 1.5rem; }
  .timeline-dot { left: -1.5rem; }
  .cursor-dot, .cursor-ring { display: none; }
  body { cursor: auto; }
  .section { padding: 90px 0; }
}
@media (max-width: 480px) {
  .about-stats { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: 1fr; }
  .timeline-header { flex-direction: column; }
  .hero-name { letter-spacing: -.04em; }
}