/* ═══════════════════════════════════════════════════
   HIT KALARIYA — PROFESSIONAL PORTFOLIO
   Design philosophy: Restraint. Precision. Authority.
   Green used once — as a signal, not a shout.
   Inspired by: Linear, Stripe, Vercel
═══════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ══════ DESIGN TOKENS — DARK (default) ══════ */
:root {
  /* ─ Single accent: Upwork green, used with extreme restraint ─ */
  --green:       #14a800;
  --green-soft:  rgba(20, 168, 0, 0.12);
  --green-line:  rgba(20, 168, 0, 0.30);
  
  /* ─ Compatibility with legacy code ─ */
  --uw-green:      var(--green);
  --uw-green-pale: var(--green-soft);

  /* ─ Neutral palette does all the heavy lifting ─ */
  --bg:          #0d0d0d;
  --bg2:         #111111;
  --bg3:         #161616;

  /* ─ Glass: near-black with a clean white sheen ─ */
  --glass:        rgba(255,255,255,0.04);
  --glass-hover:  rgba(255,255,255,0.07);
  --glass-border: rgba(255,255,255,0.08);
  --glass-border-hover: rgba(255,255,255,0.16);
  --glass-shine:  rgba(255,255,255,0.06);

  /* ─ Typography ─ */
  --text:        #f2f2f2;
  --text-2:      #a0a0a0;
  --text-3:      #555555;

  /* ─ System ─ */
  --font-head: 'Syne', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --nav-h:     64px;
  --r:         12px;
  --r-lg:      20px;
  --r-xl:      28px;
  --ease:      cubic-bezier(0.22, 1, 0.36, 1);
  --t:         0.3s var(--ease);
}

/* ══════ LIGHT MODE ══════ */
[data-theme="light"] {
  --bg:          #fafafa;
  --bg2:         #f3f3f3;
  --bg3:         #ececec;

  --glass:        rgba(255,255,255,0.72);
  --glass-hover:  rgba(255,255,255,0.88);
  --glass-border: rgba(0,0,0,0.07);
  --glass-border-hover: rgba(0,0,0,0.14);
  --glass-shine:  rgba(255,255,255,0.90);

  --text:        #0d0d0d;
  --text-2:      #555555;
  --text-3:      #a0a0a0;
}

/* ══════ RESET ══════ */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
  -webkit-font-smoothing: antialiased;
}

/* ══════ VIEWPORT BORDERS ══════ */
.viewport-border {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-top: 10px solid var(--text);
  border-left: 10px solid var(--text);
  pointer-events: none;
  z-index: 9999;
  transition: border-color var(--t);
}
a { color:inherit; text-decoration:none; }
img { display:block; max-width:100%; }
button { cursor:pointer; border:none; background:none; font:inherit; }
ul { list-style:none; }

/* ══════ SUBTLE BG GRADIENT ══════ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 10% 0%, rgba(20,168,0,0.04) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 90% 100%, rgba(20,168,0,0.03) 0%, transparent 55%);
}
[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse 60% 50% at 10% 0%, rgba(20,168,0,0.05) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 90% 100%, rgba(20,168,0,0.04) 0%, transparent 55%);
}

/* ══════ CANVAS ══════ */
#bg-canvas {
  position: fixed; inset: 0;
  z-index: 0; pointer-events: none; opacity: 0.3;
}

/* ══════ CURSOR GLOW ══════ */
#cursor-glow {
  position: fixed;
  width: 360px; height: 360px; border-radius: 50%;
  background: radial-gradient(circle, rgba(20,168,0,0.05) 0%, transparent 70%);
  pointer-events: none; z-index: 1;
  transform: translate(-50%,-50%);
  transition: left 0.08s linear, top 0.08s linear;
}
[data-theme="light"] #cursor-glow {
  background: radial-gradient(circle, rgba(20,168,0,0.06) 0%, transparent 70%);
}

/* ══════ GLASS UTILITY ══════ */
.glass-panel {
  background: var(--glass);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid var(--glass-border);
}

/* ══════ THEME TOGGLE ══════ */
#theme-toggle {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items:center; justify-content:center;
  font-size: 0.95rem;
  background: var(--glass); border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  color: var(--text-2); flex-shrink: 0;
  transition: var(--t), transform 0.35s var(--ease);
}
#theme-toggle:hover { border-color: var(--glass-border-hover); color: var(--text); transform: rotate(15deg); }

/* ══════ NAV ══════ */
#nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100; height: var(--nav-h);
  transition: var(--t);
}
.nav-inner-glass {
  height: 100%;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}
#nav.scrolled .nav-inner-glass {
  background: rgba(13,13,13,0.80);
  backdrop-filter: blur(28px) saturate(1.5);
  -webkit-backdrop-filter: blur(28px) saturate(1.5);
  border-color: var(--glass-border);
}
[data-theme="light"] #nav.scrolled .nav-inner-glass {
  background: rgba(250,250,250,0.82);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 28px;
  height: 100%; display: flex; align-items: center; gap: 32px;
}
.nav-logo {
  position: fixed;
  top: 0;
  left: 0;
  height: 38px;
  padding: 0 16px 0 20px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--text);
  color: var(--bg);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  border-bottom-right-radius: 12px;
  z-index: 10000;
  transition: all 0.3s var(--ease);
}
/* Inverted rounded fillet curves for the 2 inner corners */
.nav-logo::before {
  content: '';
  position: absolute;
  top: 10px;
  left: 100%;
  width: 12px;
  height: 12px;
  background: transparent;
  border-top-left-radius: 12px;
  box-shadow: -6px -6px 0 6px var(--text);
  pointer-events: none;
}
.nav-logo::after {
  content: '';
  position: absolute;
  top: 38px;
  left: 10px;
  width: 12px;
  height: 12px;
  background: transparent;
  border-top-left-radius: 12px;
  box-shadow: -6px -6px 0 6px var(--text);
  pointer-events: none;
}
.nav-logo:hover {
  transform: scale(1.02);
  color: var(--bg);
}
.logo-sq {
  display: inline-block; width: 6px; height: 6px;
  background: var(--green); border-radius: 50%;
  flex-shrink: 0;
}
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a {
  font-size: 0.83rem; font-weight: 400; color: var(--text-2);
  letter-spacing: 0.01em; position: relative; padding-bottom: 2px;
  transition: color var(--t);
}
.nav-links a::after {
  content:''; position:absolute;
  bottom: -2px; left: 0; right: 0; height: 1px;
  background: var(--green);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { transform: scaleX(1); }
.btn-hire {
  flex-shrink: 0; padding: 8px 20px; border-radius: 8px;
  background: var(--green); color: #fff;
  font-weight: 600; font-size: 0.80rem; letter-spacing: 0.03em;
  transition: opacity 0.2s, transform 0.2s, box-shadow 0.2s;
}
.btn-hire:hover {
  opacity: 0.88; transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(20,168,0,0.25);
}
.burger { display:none; flex-direction:column; gap:5px; margin-left:auto; }
.burger span {
  display:block; width:22px; height:1.5px;
  background: var(--text-2); border-radius:2px; transition:var(--t);
}

/* ══════ HERO ══════ */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding-top: var(--nav-h); z-index: 1; overflow: hidden;
}
.hero-grid-overlay {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--glass-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--glass-border) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 40%, transparent 100%);
}
.hero-content {
  position: relative; z-index: 2;
  max-width: 1200px; margin: 0 auto;
  padding: 96px 28px 100px; flex: 1;
  margin-top: -45px;
}
@media (max-width: 960px) {
  .hero-content { margin-top: 0; }
}

/* Status badge */
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 100px;
  background: var(--glass); border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  font-size: 0.72rem; font-weight: 500; color: var(--text-2);
  letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 36px;
  animation: fadeUp 0.8s ease both;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(20,168,0,0.4);
  animation: pulseDot 2.5s ease-in-out infinite;
}
@keyframes pulseDot {
  0%,100% { box-shadow: 0 0 0 0 rgba(20,168,0,0.4); }
  60%      { box-shadow: 0 0 0 6px rgba(20,168,0,0); }
}

/* Main heading */
.hero-name {
  font-family: var(--font-head);
  font-size: clamp(3rem, 7vw, 6.2rem);
  font-weight: 800; line-height: 0.95;
  letter-spacing: -0.03em;
  display: flex; flex-direction: column;
  margin-bottom: 24px;
  max-width: 680px;
  animation: fadeUp 0.8s 0.08s ease both;
}
@media (max-width: 960px) {
  .hero-name { max-width: 100%; }
}
.name-line { display: block; }
.accent-text {
  /* Green used ONCE — on the name. Nowhere else at this intensity. */
  color: var(--green);
}
[data-theme="light"] .accent-text { color: var(--green); }

.hero-title {
  font-family: var(--font-mono); font-size: 0.85rem;
  color: var(--text-2); letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 20px;
  animation: fadeUp 0.8s 0.14s ease both; min-height: 1.3em;
}
.hero-tagline {
  font-size: 1.05rem; color: var(--text-2);
  max-width: 520px; margin-bottom: 52px; line-height: 1.7;
  font-weight: 300; animation: fadeUp 0.8s 0.2s ease both;
}

/* Stat row */
.hero-meta {
  display: inline-flex; align-items: center;
  gap: 0; margin-bottom: 44px;
  background: var(--glass); border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px); border-radius: var(--r-lg);
  padding: 18px 28px;
  animation: fadeUp 0.8s 0.28s ease both;
}
.meta-item { display: flex; flex-direction: column; }
.meta-val {
  font-family: var(--font-mono); font-size: 1.5rem; font-weight: 500;
  color: var(--text); line-height: 1;
}
.meta-label {
  font-size: 0.65rem; color: var(--text-3); text-transform: uppercase;
  letter-spacing: 0.12em; margin-top: 5px;
}
.meta-div {
  width: 1px; height: 36px; background: var(--glass-border);
  margin: 0 24px; flex-shrink: 0;
}

/* CTA */
.hero-cta { display:flex; gap:12px; flex-wrap:wrap; animation: fadeUp 0.8s 0.34s ease both; }
.btn-primary {
  padding: 13px 28px; border-radius: 9px;
  background: var(--green); color: #fff;
  font-weight: 600; font-size: 0.88rem; letter-spacing: 0.02em;
  transition: opacity 0.2s, transform 0.2s, box-shadow 0.2s;
  display: inline-block; position: relative; overflow: hidden;
}
.btn-primary:hover {
  opacity: 0.88; transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(20,168,0,0.28);
}
.btn-ghost {
  padding: 12px 28px; border-radius: 9px;
  border: 1px solid var(--glass-border);
  background: var(--glass); backdrop-filter: blur(12px);
  color: var(--text-2); font-weight: 400; font-size: 0.88rem;
  transition: var(--t), transform 0.2s; display: inline-block;
}
.btn-ghost:hover {
  border-color: var(--glass-border-hover); color: var(--text);
  transform: translateY(-1px);
}

/* Hero visual: interactive console widget */
.hero-visual {
  position: absolute;
  right: calc(50% - 600px + 28px);
  top: calc(50% - 45px);
  transform: translateY(-50%);
  width: 400px;
  height: 440px;
  z-index: 2;
  opacity: 1;
  pointer-events: auto;
  transition: all 0.4s var(--ease);
}

@media (max-width: 1200px) {
  .hero-visual {
    right: 28px;
  }
}

@media (max-width: 960px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding-top: calc(var(--nav-h) + 30px);
    min-height: auto;
  }
  .hero-content {
    padding: 60px 28px 40px;
    width: 100%;
    margin: 0;
  }
  .hero-visual {
    position: relative;
    right: auto;
    top: auto;
    transform: none;
    margin: 0 auto 60px;
    width: 100%;
    max-width: 400px;
    height: 400px;
  }
}

/* ══════ NEURAL WIDGET ══════ */
.neural-widget {
  width: 100%;
  height: 100%;
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35), inset 0 1px 0 var(--glass-shine);
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
  border: 2px solid var(--glass-border);
  background: var(--glass);
}
[data-theme="light"] .neural-widget {
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06), inset 0 1px 0 var(--glass-shine);
}

.neural-widget:hover {
  border-color: rgba(20, 168, 0, 0.45);
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45), 0 0 35px rgba(20, 168, 0, 0.12);
}
[data-theme="light"] .neural-widget:hover {
  border-color: rgba(20, 168, 0, 0.35);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1), 0 0 25px rgba(20, 168, 0, 0.08);
}

/* Header */
.widget-header {
  padding: 12px 18px;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.15);
  font-family: var(--font-mono);
}
[data-theme="light"] .widget-header {
  background: rgba(0, 0, 0, 0.02);
}

.widget-dots {
  display: flex;
  gap: 6px;
}
.w-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.w-dot.red { background: #ff5f56; }
.w-dot.yellow { background: #ffbd2e; }
.w-dot.green { background: #27c93f; }

.widget-title {
  font-size: 0.68rem;
  color: var(--text-2);
  letter-spacing: 0.1em;
  font-weight: 500;
}

.widget-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.65rem;
  color: var(--text-2);
  letter-spacing: 0.05em;
  font-weight: 600;
}
.status-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(20, 168, 0, 0.4);
  animation: pulseDot 2s ease-in-out infinite;
}

/* Body */
.widget-body {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at center, rgba(20, 168, 0, 0.02) 0%, transparent 80%);
}
#neural-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
}

/* Footer */
.widget-footer {
  padding: 12px 18px;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.1);
  font-family: var(--font-mono);
}
[data-theme="light"] .widget-footer {
  background: rgba(0, 0, 0, 0.01);
}

.foot-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.foot-item .lbl {
  font-size: 0.55rem;
  color: var(--text-3);
  letter-spacing: 0.08em;
}
.foot-item .val {
  font-size: 0.72rem;
  color: var(--text-2);
  font-weight: 500;
}

.scroll-hint {
  position:absolute; bottom:32px; left:28px;
  display:flex; align-items:center; gap:12px;
  font-family:var(--font-mono); font-size:0.65rem;
  color:var(--text-3); letter-spacing:0.18em; text-transform:uppercase;
  animation: fadeUp 1s 1s ease both;
}
.scroll-line { width:36px; height:1px; background: linear-gradient(90deg, var(--text-3), transparent); }

/* ══════ TICKER ══════ */
.ticker-wrap {
  position:relative; z-index:3; overflow:hidden;
  background: var(--bg2); border-top:1px solid var(--glass-border);
  border-bottom:1px solid var(--glass-border); padding:12px 0;
}
.ticker-track {
  display:flex; gap:40px; white-space:nowrap;
  animation:ticker 32s linear infinite;
  font-family:var(--font-mono); font-size:0.72rem;
  color:var(--text-3); letter-spacing:0.08em; will-change:transform;
}
.ticker-sep { color:var(--green); opacity:0.5; }
@keyframes ticker { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ══════ SECTIONS ══════ */
.section { position:relative; z-index:2; padding:104px 0; }
.container { max-width:1200px; margin:0 auto; padding:0 28px; }

.section-tag {
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--font-mono); font-size:0.68rem; font-weight:500;
  color:var(--text-3); letter-spacing:0.2em; text-transform:uppercase;
  margin-bottom:14px;
}
.section-tag::before { content:'—'; color:var(--green); }

.section-heading {
  font-family:var(--font-head);
  font-size:clamp(2rem,5vw,3.2rem);
  font-weight:800; line-height:1.07;
  letter-spacing:-0.03em; margin-bottom:56px;
}
.section-heading.centered { text-align:center; }

/* ══════ ABOUT ══════ */
.about-section { background:var(--bg2); }
.about-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:72px; align-items:start;
}
@media(max-width:820px){ .about-grid{grid-template-columns:1fr;gap:44px;} }

.about-capabilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 32px;
  width: 100%;
}
.cap-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--r);
  padding: 20px;
  transition: all var(--t);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.cap-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--green);
  opacity: 0;
  transition: opacity var(--t);
}
.cap-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.cap-card:hover::before {
  opacity: 1;
}
.cap-icon {
  font-size: 1.25rem;
  margin-bottom: 10px;
}
.cap-title {
  font-family: var(--font-head);
  font-size: 0.90rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text);
}
.cap-desc {
  font-size: 0.74rem;
  color: var(--text-2);
  line-height: 1.5;
  font-weight: 300;
}
.about-body { color:var(--text-2); line-height:1.85; margin-bottom:18px; font-size:0.94rem; font-weight:300; }
.about-badges { display:flex; flex-wrap:wrap; gap:8px; margin-top:28px; }
.chip {
  padding:5px 14px; border-radius:100px;
  background:var(--glass); border:1px solid var(--glass-border);
  backdrop-filter:blur(10px);
  font-size:0.74rem; color:var(--text-2); white-space:nowrap;
  transition:var(--t);
}
.chip:hover { border-color:var(--glass-border-hover); color:var(--text); }
.stat-card-grid { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.stat-card {
  background:var(--glass); border:1px solid var(--glass-border);
  border-radius:var(--r-lg); padding:22px;
  backdrop-filter:blur(16px);
  transition:var(--t), transform 0.25s;
  position:relative; overflow:hidden;
}
.stat-card::after {
  content:''; position:absolute; bottom:0; left:20px; right:20px; height:1px;
  background:var(--green); opacity:0;
  transition:opacity var(--t);
}
.stat-card:hover { border-color:var(--glass-border-hover); transform:translateY(-3px); }
.stat-card:hover::after { opacity:0.5; }
.stat-icon { font-size:1.3rem; margin-bottom:10px; filter:grayscale(0.3); }
.stat-title { font-weight:600; font-size:0.85rem; margin-bottom:6px; color:var(--text); }
.stat-desc { font-size:0.73rem; color:var(--text-2); line-height:1.55; font-weight:300; }

/* ══════ EXPERTISE ══════ */
.expertise-section { background:var(--bg); }
.expertise-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 36px;
  width: 100%;
}
.expertise-header-row .section-heading {
  margin-bottom: 0;
}
.expertise-controls {
  display: flex;
  gap: 12px;
}
.btn-exp-control {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text-2);
  transition: all var(--t);
  cursor: pointer;
}
.btn-exp-control:hover {
  background: var(--glass-hover);
  border-color: var(--glass-border-hover);
  color: var(--text);
  transform: scale(1.06);
}
.btn-exp-control:active {
  transform: scale(0.96);
}
.btn-exp-control svg {
  transition: transform 0.2s;
}
.btn-exp-prev:hover svg {
  transform: translateX(-2px);
}
.btn-exp-next:hover svg {
  transform: translateX(2px);
}

.expertise-slider-container {
  position: relative;
  width: 100%;
  overflow: visible;
}

.expertise-grid {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 12px 4px 32px;
  scrollbar-width: none; /* Hide in Firefox */
  -ms-overflow-style: none; /* Hide in IE */
}
.expertise-grid::-webkit-scrollbar {
  display: none; /* Hide in Chrome/Safari */
}

.expertise-card {
  flex-shrink: 0;
  width: 320px;
  height: 290px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--t), transform 0.25s;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
/* Single white top line on hover, NOT green */
.expertise-card::after {
  content:''; position:absolute; top:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transform:scaleX(0); transform-origin:left;
  transition:transform var(--t);
}
/* Green left marker — thin, precise */
.expertise-card::before {
  content:''; position:absolute; left:0; top:24px; bottom:24px; width:2px;
  background:var(--green); border-radius:0 2px 2px 0;
  opacity:0; transition:opacity var(--t);
}
.expertise-card:hover {
  border-color:var(--glass-border-hover);
  transform:translateY(-4px);
  box-shadow:0 16px 40px rgba(0,0,0,0.2);
}
.expertise-card:hover::after { transform:scaleX(1); }
.expertise-card:hover::before { opacity:1; }

/* Desktop 3D Cylinder Rotating Carousel */
@media (min-width: 769px) {
  .expertise-slider-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: visible;
    width: 100%;
    margin-top: 24px;
  }
  .expertise-grid {
    position: relative;
    width: 100%;
    height: 340px;
    perspective: 1800px;
    transform-style: preserve-3d;
    overflow: visible;
    display: block; /* Disable flex on desktop so cards can position absolutely */
    padding: 0;
  }
  .expertise-card {
    position: absolute;
    width: 320px;
    height: 290px;
    left: calc(50% - 160px);
    top: calc(50% - 145px);
    margin: 0;
    transform-style: preserve-3d;
    cursor: pointer;
    transform-origin: center center;
    transition: border-color var(--t), box-shadow var(--t), background var(--t); /* Remove transform to avoid conflict with JS positioning */
  }
  .expertise-card:hover {
    transform: none; /* Disables base translation; JS handles active card tilt/lift */
  }
  .expertise-card.active {
    border-color: rgba(20, 168, 0, 0.35);
    box-shadow: 0 12px 40px rgba(20, 168, 0, 0.1);
  }
  .expertise-card.active:hover {
    border-color: rgba(20, 168, 0, 0.55);
    box-shadow: 0 16px 48px rgba(20, 168, 0, 0.18);
  }
  .expertise-card:not(.active) * {
    pointer-events: none !important;
  }
}
.exp-num {
  font-family:var(--font-mono); font-size:0.62rem;
  color:var(--text-3); margin-bottom:14px; letter-spacing:0.1em;
}
.exp-icon { font-size:1.5rem; margin-bottom:12px; filter:saturate(0.6) brightness(0.9); }
.exp-title { font-family:var(--font-head); font-size:0.97rem; font-weight:700; margin-bottom:9px; }
.exp-desc { font-size:0.79rem; color:var(--text-2); line-height:1.7; margin-bottom:16px; font-weight:300; }
.exp-tags { display:flex; flex-wrap:wrap; gap:5px; }
.exp-tags span {
  padding:2px 9px; border-radius:4px;
  background:var(--bg3); border:1px solid var(--glass-border);
  font-family:var(--font-mono); font-size:0.64rem; color:var(--text-3);
  letter-spacing:0.04em;
}

/* ══════ PROJECTS ══════ */
.projects-section { background:var(--bg2); }
/* Projects Grid Showcase Layout */
/* Projects Grid Showcase Layout */
.projects-showcase {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  margin-top: 36px;
  align-items: center;
}

.projects-deck-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  width: 100%;
  align-items: center;
  justify-content: center;
  overflow: visible;
}

.projects-deck {
  position: relative;
  width: 100%;
  height: 370px;
  perspective: 1800px;
  transform-style: preserve-3d;
  overflow: visible;
}

.deck-card {
  position: absolute;
  width: 340px;
  height: 320px;
  left: calc(50% - 170px);
  top: calc(50% - 160px);
  border-radius: var(--r-xl);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color var(--t), box-shadow var(--t), background var(--t);
  transform-style: preserve-3d;
  cursor: pointer;
  box-shadow: 0 4px 30px rgba(0,0,0,0.12);
  transform-origin: center center;
}

.deck-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: 0 16px 40px rgba(0,0,0,0.22);
}

.deck-card.active {
  border-color: rgba(20, 168, 0, 0.35);
  box-shadow: 0 12px 40px rgba(20, 168, 0, 0.1);
}

.deck-card.active:hover {
  border-color: rgba(20, 168, 0, 0.55);
  box-shadow: 0 16px 48px rgba(20, 168, 0, 0.18);
}

/* Disable pointer events inside non-active card elements to allow card clicks */
.deck-card:not(.active) * {
  pointer-events: none !important;
}

/* Telemetry metric tags */
.proj-telemetry {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--green);
  border: 1px solid var(--green-line);
  background: var(--green-soft);
  padding: 3px 10px;
  border-radius: 4px;
  white-space: nowrap;
  margin-left: auto;
  letter-spacing: 0.05em;
  font-weight: 500;
  transition: all var(--t);
  z-index: 2;
}

[data-theme="light"] .proj-telemetry {
  background: rgba(20, 168, 0, 0.06);
  border-color: rgba(20, 168, 0, 0.2);
}

.deck-card.active:hover .proj-telemetry {
  border-color: rgba(20, 168, 0, 0.5);
  box-shadow: 0 0 12px rgba(20, 168, 0, 0.15);
}

/* Deck Control Panel */
.deck-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 12px;
}

.btn-deck-control {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text-2);
  transition: all var(--t);
  cursor: pointer;
}

.btn-deck-control:hover {
  background: var(--glass-hover);
  border-color: var(--glass-border-hover);
  color: var(--text);
  transform: scale(1.06);
}

.btn-deck-control:active {
  transform: scale(0.96);
}

.btn-deck-control svg {
  transition: transform 0.2s;
}

.btn-deck-prev:hover svg {
  transform: translateX(-2px);
}

.btn-deck-next:hover svg {
  transform: translateX(2px);
}

.deck-pagination {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}

.deck-curr {
  color: var(--text);
  font-weight: 600;
}

.deck-sep, .deck-total {
  color: var(--text-3);
}

/* Deck Dots Navigation Indicators */
.deck-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
}

.deck-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--glass-border);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.3s var(--ease);
}

.deck-dot:hover {
  background: var(--text-3);
  transform: scale(1.25);
}

.deck-dot.active {
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  width: 18px;
  border-radius: 3px;
}

/* Bottom details container panel */
.projects-details-panel {
  position: relative;
  width: 100%;
  margin-top: 0;
}

.project-details {
  display: none;
}

.project-details.active {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  gap: 40px;
  align-items: start;
  width: 100%;
  animation: detailsFadeIn 0.65s cubic-bezier(0.25, 1, 0.5, 1) both;
}

@keyframes detailsFadeIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ══════ PROJ SCHEMATICS ══════ */
.proj-schematic {
  height: 110px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: var(--r);
  margin-top: 18px;
  display: flex;
  overflow: hidden;
  padding: 12px;
  gap: 8px;
  position: relative;
  z-index: 1;
}

[data-theme="light"] .proj-schematic {
  background: rgba(0, 0, 0, 0.03);
}

/* 1. Kanban schematic */
.schem-kanban .schem-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: rgba(255, 255, 255, 0.01);
  border-radius: 4px;
  padding: 4px;
  border: 1px dashed rgba(255, 255, 255, 0.05);
}
[data-theme="light"] .schem-kanban .schem-col {
  border-color: rgba(0, 0, 0, 0.06);
}
.schem-kanban .schem-bar {
  height: 3px;
  background: var(--text-3);
  border-radius: 2px;
  width: 60%;
}
.schem-kanban .schem-item {
  height: 14px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 3px;
}
.schem-kanban .schem-item.active {
  border-color: var(--green-line);
  background: var(--green-soft);
}

/* 2. Event Stream schematic */
.schem-stream {
  flex-direction: column;
  justify-content: space-around;
  padding: 12px 16px;
}
.schem-line {
  height: 1px;
  background: var(--glass-border);
  position: relative;
  width: 100%;
}
.schem-node {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-3);
  top: -4px;
  left: 20%;
  transform: translateX(-50%);
}
.schem-node.active {
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
}
.schem-node:nth-child(2) {
  left: 65%;
}

/* 3. Agent logic schematic */
.schem-agent {
  align-items: center;
  justify-content: center;
  gap: 20px;
}
.schem-agent-node {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  color: var(--text-2);
}
.schem-agent-node.node-a {
  border-color: var(--green-line);
  color: var(--green);
}
.schem-agent-arrow {
  font-size: 0.9rem;
  color: var(--text-2);
  animation: bounceHorizontal 1.5s ease-in-out infinite alternate;
}
@keyframes bounceHorizontal {
  from { transform: translateX(-4px); }
  to { transform: translateX(4px); }
}

/* 4. CV Vision schematic */
.schem-vision {
  position: relative;
  align-items: center;
  justify-content: center;
}
.schem-target {
  position: absolute;
  width: 38px;
  height: 38px;
  border: 1.5px solid var(--green);
  border-radius: 4px;
  animation: scanPulse 2s linear infinite;
  z-index: 2;
}
.schem-target::before {
  content: 'TARGET';
  position: absolute;
  top: -12px;
  left: 0;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  color: var(--green);
  font-weight: 600;
  letter-spacing: 0.05em;
}
.schem-grid {
  width: 100%;
  height: 100%;
  background-image: radial-gradient(rgba(20, 168, 0, 0.12) 1px, transparent 1px);
  background-size: 10px 10px;
  opacity: 0.6;
}
@keyframes scanPulse {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.15); opacity: 0.4; }
}

/* 5. SQL Table join schematic */
.schem-rag {
  align-items: center;
  justify-content: space-around;
  padding: 8px 16px;
}
.schem-table {
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  width: 65px;
  background: var(--glass);
  overflow: hidden;
}
.schem-tbl-hdr {
  background: rgba(255, 255, 255, 0.04);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  padding: 3px;
  text-align: center;
  border-bottom: 1px solid var(--glass-border);
  color: var(--text-2);
  font-weight: 500;
}
.schem-tbl-row {
  font-size: 0.5rem;
  padding: 2px 4px;
  color: var(--text-3);
  font-family: var(--font-mono);
}
.schem-join {
  flex: 1;
  height: 1px;
  background: var(--green-line);
  position: relative;
}
.schem-join::after {
  content: '';
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--green);
  left: 50%;
  top: -2px;
}

/* 6. Histogram Quantization schematic */
.schem-quant {
  align-items: flex-end;
  justify-content: space-around;
  padding: 12px 24px;
}
.schem-quant-bar {
  width: 16px;
  background: var(--glass-border);
  border-radius: 2px 2px 0 0;
}
.schem-quant-bar:nth-child(3) {
  background: var(--green-soft);
  border: 1px solid var(--green);
  box-shadow: 0 0 6px rgba(20, 168, 0, 0.2);
}

/* 7. Wave lip sync schematic */
.schem-sync {
  align-items: center;
  justify-content: center;
  position: relative;
}
.schem-wave {
  width: 80%;
  height: 24px;
  background: repeating-linear-gradient(90deg, var(--glass-border) 0px, var(--glass-border) 2px, transparent 2px, transparent 6px);
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 100%);
}
.schem-face {
  position: absolute;
  width: 54px;
  height: 54px;
  border: 1.5px dashed var(--green-line);
  border-radius: 50%;
  animation: rotateDashed 12s linear infinite;
}
@keyframes rotateDashed {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.schem-face::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 3px;
  background: var(--green);
  bottom: 12px;
  left: 20px;
  border-radius: 2px;
}

/* Collapse details on mobile & transform deck into flat swipeable carousel */
@media (max-width: 768px) {
  .projects-showcase {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-top: 16px;
  }
  
  .projects-deck {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    height: auto;
    padding: 12px 4px 24px;
    perspective: none;
    transform-style: flat;
    scrollbar-width: none; /* Hide scrollbar in Firefox */
  }
  
  .projects-deck::-webkit-scrollbar {
    display: none; /* Hide scrollbar in Chrome/Safari */
  }
  
  .deck-card {
    position: relative;
    flex-shrink: 0;
    width: 85vw;
    max-width: 340px;
    height: 320px;
    scroll-snap-align: center;
    opacity: 1 !important;
    transform: none !important;
    pointer-events: auto !important;
  }
  
  .deck-card:not(.active) * {
    pointer-events: auto !important;
  }
  
  .deck-controls {
    display: none !important;
  }
  
  .deck-dots {
    margin-top: 12px;
  }
  
  .projects-details-panel {
    min-height: auto;
  }
  .project-details.active {
    display: flex;
    flex-direction: column;
    gap: 28px;
  }
  .proj-stack-grid {
    border-top: 1px solid var(--glass-border) !important;
    padding-top: 20px !important;
  }
}
.proj-header {
  padding: 0;
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.proj-meta-top { display:flex; align-items:center; gap:8px; margin-bottom:auto; flex-wrap:wrap; }
.proj-index {
  font-family:var(--font-mono); font-size:0.62rem; color:var(--text-3);
  border:1px solid var(--glass-border); background:var(--bg3);
  padding:2px 8px; border-radius:4px; white-space:nowrap;
}
.proj-tags-row { display:flex; flex-wrap:wrap; gap:5px; }
.proj-domain {
  padding:2px 9px; border-radius:100px;
  background:var(--glass); border:1px solid var(--glass-border);
  font-size:0.68rem; color:var(--text-3); font-weight:400; white-space:nowrap;
}
.proj-name {
  font-family:var(--font-head);
  font-size:clamp(1.1rem,1.8vw,1.32rem);
  font-weight:800; letter-spacing:-0.01em; margin-bottom:0;
}
.proj-subtitle { font-size:0.80rem; color:var(--text-2); margin-bottom:0; font-weight:300; }
.proj-quote {
  font-style:italic; color:var(--text-2); font-size:0.78rem; line-height:1.5;
  padding:0 0 0 12px; border-left:2px solid var(--green);
  background:none; border-top:none; border-right:none; border-bottom:none; border-radius:0;
  margin-top: auto;
}
.proj-body {
  padding: 24px 28px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.proj-desc { color:var(--text-2); font-size:0.86rem; line-height:1.7; font-weight:300; margin: 0; }
.proj-features { display:flex; flex-direction:column; gap:10px; margin:0; }
.proj-feature {
  display:flex; gap:10px;
  font-size:0.80rem; color:var(--text-2); line-height:1.5;
  padding: 0; border: none; background: none; border-radius: 0;
  transition: none;
}
.proj-feature:hover { border-color: transparent; }
.feat-arrow { color:var(--green); font-size:0.7rem; flex-shrink:0; margin-top:3px; }
.proj-feature strong { color:var(--text); font-weight:600; }

.proj-stack-grid {
  display:flex; flex-direction:column; gap:8px; padding:0;
  margin-top: 0;
  background:none; border-radius:0;
  border:none;
}
.stack-row {
  display:grid; grid-template-columns:80px 1fr;
  gap:12px; font-size:0.74rem; line-height:1.4;
}
.stack-label {
  font-family:var(--font-mono); font-size:0.62rem;
  color:var(--text-3); letter-spacing:0.04em; white-space:nowrap;
  text-transform: uppercase;
}
.stack-val { color:var(--text-2); font-weight:400; }

/* ══════ STACK CLOUD ══════ */
.stack-section { background:var(--bg); }
.stack-cloud { display:flex; flex-wrap:wrap; gap:8px; justify-content:center; }
.stk {
  padding:6px 15px; border-radius:6px;
  background:var(--glass); border:1px solid var(--glass-border);
  backdrop-filter:blur(10px);
  font-family:var(--font-mono); font-size:0.73rem;
  color:var(--text-3); cursor:default;
  transition:all 0.2s var(--ease);
}
.stk.hi { color:var(--text-2); border-color:var(--glass-border-hover); }
.stk:hover {
  color:var(--text); border-color:var(--glass-border-hover);
  transform:translateY(-2px);
  box-shadow:0 4px 16px rgba(0,0,0,0.12);
}

/* ══════ REVIEWS ══════ */
.reviews-section { background:var(--bg2); }
.reviews-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:28px; }
@media(max-width:700px){ .reviews-grid{grid-template-columns:1fr;} }

.review-card {
  background:var(--glass); border:1px solid var(--glass-border);
  border-radius:var(--r-xl); padding:28px;
  backdrop-filter:blur(20px);
  transition:var(--t), transform 0.25s;
  position:relative; overflow:hidden;
}
.review-card:hover { border-color:var(--glass-border-hover); transform:translateY(-3px); }
.review-stars { color:var(--green); font-size:0.95rem; letter-spacing:2px; margin-bottom:14px; }
.review-text {
  font-size:0.88rem; line-height:1.8; color:var(--text-2);
  margin-bottom:20px; font-style:italic; font-weight:300;
}
.review-meta { display:flex; gap:12px; align-items:center; margin-bottom:14px; }
.review-avatar {
  width:40px; height:40px; border-radius:50%;
  background:var(--bg3); border:1px solid var(--glass-border);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:0.7rem; color:var(--text-3); flex-shrink:0;
}
.review-name { font-weight:600; font-size:0.84rem; }
.review-project { font-size:0.72rem; color:var(--text-3); margin-top:2px; }
.review-badges { display:flex; flex-wrap:wrap; gap:5px; }
.rb {
  padding:2px 9px; border-radius:100px;
  background:var(--glass); border:1px solid var(--glass-border);
  font-size:0.66rem; color:var(--text-3);
}

.success-banner {
  display:grid; grid-template-columns:repeat(4,1fr);
  gap:1px; background:var(--glass-border);
  border:1px solid var(--glass-border); border-radius:var(--r-xl); overflow:hidden;
}
@media(max-width:600px){ .success-banner{grid-template-columns:repeat(2,1fr);} }
.sb-item {
  background:var(--glass); padding:24px 20px; text-align:center;
  display:flex; flex-direction:column; align-items:center; transition:background var(--t);
}
.sb-item:hover { background:var(--glass-hover); }
.sb-val {
  font-family:var(--font-mono); font-size:1.4rem; font-weight:500;
  color:var(--text); margin-bottom:5px;
}
.sb-label { font-size:0.68rem; color:var(--text-3); text-transform:uppercase; letter-spacing:0.1em; }

/* ══════ CONTACT ══════ */
.contact-section { background:var(--bg); position:relative; overflow:hidden; }
.contact-inner { position:relative; z-index:2; text-align:center; max-width:680px; margin:0 auto; }
.contact-heading {
  font-family:var(--font-head);
  font-size:clamp(2rem,5vw,3.2rem);
  font-weight:800; letter-spacing:-0.03em;
  margin-bottom:18px; line-height:1.07;
}
.contact-body { color:var(--text-2); font-size:0.93rem; line-height:1.85; margin-bottom:36px; font-weight:300; }
.contact-cta-group { margin-bottom:32px; }
.btn-lg { padding:14px 36px; font-size:0.95rem; border-radius:10px; }
.contact-detail-row {
  display:flex; flex-wrap:wrap; justify-content:center; gap:24px;
  font-size:0.79rem; color:var(--text-3);
}
.cd-item { display:flex; align-items:center; gap:6px; }
.cd-icon { font-size:0.85rem; }

/* ══════ FOOTER ══════ */
.footer {
  border-top:1px solid var(--glass-border); background:var(--bg2);
  padding:24px 0; z-index:2; position:relative;
}
.footer-inner {
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:12px;
}
.footer-brand {
  font-family: var(--font-mono); font-weight: 600;
  font-size: 0.82rem; letter-spacing: 0.06em;
  color: var(--text); display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 100px;
  background: var(--glass); border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: inset 0 1px 0 var(--glass-shine);
  transition: all 0.3s var(--ease);
}
.footer-brand:hover {
  background: rgba(20, 168, 0, 0.04);
  border-color: var(--green-line);
  box-shadow: 0 4px 15px rgba(20, 168, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transform: translateY(-1px) scale(1.02);
  color: var(--text);
}
.footer-copy { font-size:0.74rem; color:var(--text-3); }
.footer-link { font-size:0.79rem; color:var(--text-3); transition:color var(--t); }
.footer-link:hover { color:var(--text); }

/* ══════ REVEAL ══════ */
[data-reveal] {
  opacity:0; transform:translateY(20px);
  transition:opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
[data-reveal].visible { opacity:1; transform:translateY(0); }

@keyframes fadeUp {
  from { opacity:0; transform:translateY(18px); }
  to   { opacity:1; transform:translateY(0); }
}

/* ══════ SCROLLBAR ══════ */
::-webkit-scrollbar { width:4px; }
::-webkit-scrollbar-track { background:var(--bg); }
::-webkit-scrollbar-thumb { background:var(--bg3); border-radius:4px; }
::-webkit-scrollbar-thumb:hover { background:var(--text-3); }

/* ══════ RESPONSIVE ══════ */
@media(max-width:768px){
  .nav-links,.btn-hire,#theme-toggle{display:none;}
  .burger{display:flex;}
  .nav-links.open{
    display:flex;flex-direction:column;
    position:absolute;top:var(--nav-h);left:0;right:0;
    background:rgba(13,13,13,0.95);
    backdrop-filter:blur(28px);
    padding:24px 28px;gap:20px;
    border-bottom:1px solid var(--glass-border);
  }
  [data-theme="light"] .nav-links.open{background:rgba(250,250,250,0.95);}
  .proj-body{padding:20px;}
  .proj-header{padding:20px;}
  .stack-row{grid-template-columns:72px 1fr;}
  .hero-content{padding:64px 20px 80px;}
  .section{padding:72px 0;}
  .hero-meta{padding:14px 20px;}
  .meta-div{margin:0 16px;}
  
  .expertise-header-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
  }
  .expertise-controls {
    display: none !important;
  }
  .expertise-grid {
    scroll-snap-type: x mandatory;
  }
  .expertise-card {
    width: 280px;
    height: 290px;
    padding: 20px;
    scroll-snap-align: start;
  }
}
@media(min-width:769px){#theme-toggle{display:flex;}}

/* ══════ LIQUID BLOB — hidden (too childish) ══════ */
.liquid-layer { display:none; }