/* ==========================================================================
   DASTURCHI JAHONGIR — Premium AI-tech portfolio
   ========================================================================== */

:root {
  /* Palette (from brief) */
  --blue: #2563EB;
  --purple: #7C3AED;
  --cyan: #06B6D4;
  --bg-0: #0B1023;
  --bg-1: #111827;
  --white: #FFFFFF;
  --gray: #9CA3AF;
  --gray-dim: #6B7280;

  --grad-brand: linear-gradient(135deg, var(--blue) 0%, var(--purple) 55%, var(--cyan) 100%);
  --grad-brand-soft: linear-gradient(135deg, rgba(37,99,235,.18), rgba(124,58,237,.18) 55%, rgba(6,182,212,.18) 100%);

  --glass-bg: rgba(255, 255, 255, 0.045);
  --glass-bg-strong: rgba(255, 255, 255, 0.07);
  --glass-border: rgba(255, 255, 255, 0.09);
  --glass-blur: blur(18px);

  --shadow-soft: 0 20px 60px rgba(0,0,0,.35);
  --shadow-glow-blue: 0 0 40px rgba(37,99,235,.25);
  --shadow-glow-cyan: 0 0 40px rgba(6,182,212,.2);

  --font-display: 'Space Grotesk', 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  --ease: cubic-bezier(.16,.8,.24,1);
  --header-h: 78px;

  /* Theme-adaptive tokens (dark = default) */
  --ink: #FFFFFF;
  --ink-soft: #9CA3AF;
  --ink-dim: #6B7280;
  --header-bg: rgba(11,16,35,.72);
  --dropdown-bg: rgba(17,24,39,.92);
  --hover-tint: rgba(255,255,255,.06);
  --chip-bg: rgba(255,255,255,.045);
  --hairline: rgba(255,255,255,.03);
  --orb-opacity: .5;
  --blob-1: rgba(37,99,235,.22);
  --blob-2: rgba(124,58,237,.2);
  --blob-3: rgba(6,182,212,.16);
  --theme-transition: background .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease);
}

[data-theme="light"] {
  --bg-0: #F6F7FB;
  --bg-1: #FFFFFF;
  --ink: #0B1023;
  --ink-soft: #4B5563;
  --ink-dim: #6B7280;
  --glass-bg: rgba(11,16,35,.035);
  --glass-bg-strong: rgba(11,16,35,.065);
  --glass-border: rgba(11,16,35,.1);
  --shadow-soft: 0 20px 50px rgba(15,23,42,.1);
  --header-bg: rgba(246,247,251,.78);
  --dropdown-bg: rgba(255,255,255,.97);
  --hover-tint: rgba(11,16,35,.05);
  --chip-bg: rgba(11,16,35,.04);
  --hairline: rgba(11,16,35,.05);
  --orb-opacity: .22;
  --blob-1: rgba(37,99,235,.12);
  --blob-2: rgba(124,58,237,.1);
  --blob-3: rgba(6,182,212,.09);
}

/* ---------------------------------- reset -------------------------------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-0);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: var(--theme-transition);
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { position: relative; padding: 130px 0; }
@media (max-width: 900px) { .section { padding: 90px 0; } }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: .78rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  font-weight: 600;
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.section-sub {
  color: var(--ink-soft);
  max-width: 620px;
  font-size: 1.02rem;
}

.section-head { max-width: 720px; margin-bottom: 60px; }

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

/* ------------------------------- scrollbar -------------------------------- */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: linear-gradient(var(--blue), var(--purple)); border-radius: 10px; }

/* -------------------------------- selection -------------------------------- */
::selection { background: var(--purple); color: var(--white); }

/* ============================== LOADER =================================== */
.loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg-0);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 22px;
  transition: opacity .6s var(--ease), visibility .6s var(--ease);
}
.loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-core { position: relative; width: 92px; height: 92px; display: flex; align-items: center; justify-content: center; }
.loader-ring { width: 92px; height: 92px; position: absolute; inset: 0; animation: spin 1.4s linear infinite; }
.loader-ring circle {
  fill: none; stroke: var(--cyan); stroke-width: 3;
  stroke-dasharray: 220; stroke-dashoffset: 60;
  stroke-linecap: round;
}
.loader-logo { font-family: var(--font-display); font-weight: 700; font-size: 1.4rem; background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.loader-text { color: var(--ink-soft); font-size: .85rem; letter-spacing: .05em; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================ AMBIENT BG ================================== */
.bg-layer { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.bg-gradient {
  position: absolute; inset: -20%;
  background:
    radial-gradient(circle at 20% 15%, var(--blob-1), transparent 45%),
    radial-gradient(circle at 85% 20%, var(--blob-2), transparent 40%),
    radial-gradient(circle at 50% 90%, var(--blob-3), transparent 45%);
  animation: bgDrift 22s ease-in-out infinite alternate;
  transition: var(--theme-transition);
}
@keyframes bgDrift {
  0% { transform: translate(0,0) scale(1); }
  100% { transform: translate(-2%, 2%) scale(1.06); }
}
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--hairline) 1px, transparent 1px),
    linear-gradient(90deg, var(--hairline) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 20%, black 10%, transparent 70%);
}
.orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: var(--orb-opacity); }
.orb-1 { width: 420px; height: 420px; background: var(--blue); top: -120px; left: -120px; animation: floatOrb 16s ease-in-out infinite; }
.orb-2 { width: 380px; height: 380px; background: var(--purple); top: 40%; right: -160px; animation: floatOrb 20s ease-in-out infinite reverse; }
.orb-3 { width: 320px; height: 320px; background: var(--cyan); bottom: -140px; left: 30%; animation: floatOrb 18s ease-in-out infinite; }
@keyframes floatOrb {
  0%, 100% { transform: translate(0,0); }
  50% { transform: translate(30px, -40px); }
}
.cursor-glow {
  position: absolute; width: 480px; height: 480px; border-radius: 50%;
  background: radial-gradient(circle, rgba(6,182,212,.10), transparent 65%);
  transform: translate(-50%,-50%);
  left: var(--mx, 50%); top: var(--my, 50%);
  transition: left .25s ease-out, top .25s ease-out;
}

/* ============================== HEADER ==================================== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(11,16,35,0);
  border-bottom: 1px solid transparent;
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s var(--ease);
}
.site-header.scrolled {
  background: var(--header-bg);
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--grad-brand);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; box-shadow: 0 0 18px rgba(37,99,235,.5);
  color: #FFFFFF;
}

.main-nav { display: flex; align-items: center; gap: 34px; }
.main-nav a {
  position: relative; font-size: .92rem; font-weight: 500; color: var(--ink-soft);
  transition: color .25s var(--ease);
}
.main-nav a::after {
  content: ''; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px;
  background: var(--grad-brand); transition: width .3s var(--ease);
}
.main-nav a:hover { color: var(--ink); }
.main-nav a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 12px; }

/* Theme toggle */
.theme-toggle {
  position: relative; width: 40px; height: 40px; border-radius: 999px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  display: flex; align-items: center; justify-content: center;
  transition: border-color .25s var(--ease), background .25s var(--ease), transform .2s var(--ease);
}
.theme-toggle:hover { border-color: rgba(6,182,212,.5); background: var(--glass-bg-strong); transform: translateY(-2px); }
.theme-toggle svg {
  position: absolute; width: 18px; height: 18px; stroke: var(--ink); fill: none; stroke-width: 1.8;
  transition: opacity .3s var(--ease), transform .4s var(--ease);
}
.theme-toggle .icon-sun { opacity: 0; transform: rotate(-60deg) scale(.5); }
.theme-toggle .icon-moon { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .theme-toggle .icon-sun { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .theme-toggle .icon-moon { opacity: 0; transform: rotate(60deg) scale(.5); }

/* Language switcher */
.lang-switch { position: relative; }
.lang-current {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; border-radius: 999px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  transition: border-color .25s var(--ease), background .25s var(--ease), transform .2s var(--ease);
}
.lang-current:hover { border-color: rgba(6,182,212,.5); background: var(--glass-bg-strong); }
.lang-flag { font-size: 1.05rem; line-height: 1; }
.lang-code { font-size: .82rem; font-weight: 600; letter-spacing: .04em; }
.lang-caret { transition: transform .3s var(--ease); opacity: .7; }
.lang-switch.open .lang-caret { transform: rotate(180deg); }

.lang-dropdown {
  position: absolute; top: calc(100% + 10px); right: 0; min-width: 168px;
  background: var(--dropdown-bg); border: 1px solid var(--glass-border);
  border-radius: 14px; overflow: hidden;
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-soft);
  transform: translateY(-8px) scale(.97); opacity: 0; visibility: hidden;
  transition: transform .25s var(--ease), opacity .25s var(--ease), visibility .25s var(--ease);
  z-index: 1200;
}
.lang-switch.open .lang-dropdown { transform: translateY(0) scale(1); opacity: 1; visibility: visible; }
.lang-dropdown li { display: flex; }
.lang-option {
  width: 100%; display: flex; align-items: center; gap: 10px;
  padding: 11px 16px; font-size: .88rem; color: var(--ink-soft);
  transition: background .2s var(--ease), color .2s var(--ease), padding-left .2s var(--ease);
}
.lang-option:hover { background: var(--hover-tint); color: var(--ink); padding-left: 20px; }
.lang-option.active { color: var(--ink); background: var(--grad-brand-soft); }
.lang-option .lang-flag { font-size: 1.1rem; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 24px; }
.nav-toggle span { display: block; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .3s var(--ease); }

/* ============================== BUTTONS ==================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 30px; border-radius: 12px;
  font-weight: 600; font-size: .95rem; font-family: var(--font-display);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease);
  position: relative; overflow: hidden;
}
.btn-primary {
  background: var(--grad-brand); color: var(--white);
  box-shadow: 0 10px 30px rgba(37,99,235,.35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(124,58,237,.45); }
.btn-primary::before {
  content: ''; position: absolute; inset: 0; background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  transform: translateX(-120%); transition: transform .6s var(--ease);
}
.btn-primary:hover::before { transform: translateX(120%); }
.btn-ghost {
  background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--ink);
  backdrop-filter: var(--glass-blur);
}
.btn-ghost:hover { border-color: rgba(6,182,212,.6); transform: translateY(-3px); background: var(--glass-bg-strong); }

/* ============================== HERO ======================================= */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding-top: var(--header-h);
}
.hero-inner {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px;
  align-items: center;
}
.hero-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.05; letter-spacing: -0.02em;
  margin-bottom: 18px;
  background: linear-gradient(100deg, var(--ink) 30%, var(--cyan) 60%, var(--purple) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  background-size: 200% auto;
  animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }

.hero-typing {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: var(--cyan);
  min-height: 1.6em;
  margin-bottom: 18px;
}
.typing-cursor { animation: blink 1s step-end infinite; color: var(--purple); }
@keyframes blink { 50% { opacity: 0; } }

.hero-desc { color: var(--ink-soft); font-size: 1.05rem; max-width: 540px; margin-bottom: 34px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; }
.hero-stat { display: flex; flex-direction: column; }
.hero-stat-value { display: flex; align-items: baseline; white-space: nowrap; }
.hero-stat-num, .hero-stat-suffix {
  font-family: var(--font-display); font-weight: 700; font-size: 1.9rem;
  background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stat-suffix { margin-left: 2px; }
.hero-stat-label { color: var(--ink-soft); font-size: .8rem; margin-top: 4px; max-width: 130px; }

/* Hero visual */
.hero-visual { display: flex; align-items: center; justify-content: center; }
.hero-svg { width: 100%; max-width: 520px; overflow: visible; }
.hv-line { stroke: url(#lineGrad); stroke-opacity: .35; stroke-width: 1.5; stroke-dasharray: 4 6; animation: dash 5s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -100; } }
.hv-core-glow { fill: var(--purple); opacity: .35; filter: blur(18px); animation: pulse 3s ease-in-out infinite; }
.hv-core { fill: url(#coreGrad); animation: pulse 3s ease-in-out infinite; }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.08); } }
.hv-core-label { fill: var(--white); font-family: var(--font-display); font-weight: 700; font-size: 18px; }
.hv-node { animation: floatNode 6s ease-in-out infinite; transform-origin: center; }
@keyframes floatNode { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.hv-node-bg { fill: var(--glass-bg-strong); stroke: var(--glass-border); stroke-width: 1; }
.hv-icon-stroke { fill: none; stroke: var(--cyan); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.hv-icon-stroke.thin { stroke-width: 1.4; opacity: .7; }
.hv-icon-fill { fill: var(--cyan); }
.hv-icon-dot { fill: var(--purple); }
.hv-particle { fill: var(--cyan); opacity: .7; animation: floatNode 4s ease-in-out infinite; }
.hv-particle.p2 { animation-delay: 1s; fill: var(--purple); }
.hv-particle.p3 { animation-delay: 2s; }
.hv-particle.p4 { animation-delay: .5s; fill: var(--purple); }

.scroll-hint {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--ink-soft); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  opacity: .8;
}
.scroll-hint-mouse { width: 22px; height: 34px; border: 2px solid var(--glass-border); border-radius: 12px; display: flex; justify-content: center; padding-top: 6px; }
.scroll-hint-mouse span { width: 3px; height: 8px; background: var(--cyan); border-radius: 3px; animation: scrollDot 1.6s ease-in-out infinite; }
@keyframes scrollDot { 0% { opacity: 1; transform: translateY(0); } 100% { opacity: 0; transform: translateY(10px); } }

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-btns, .hero-stats { justify-content: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-visual { order: -1; max-width: 340px; margin: 0 auto 20px; }
}

/* ============================== GLASS CARD BASE ============================ */
.glass-panel {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: 20px;
  box-shadow: var(--shadow-soft);
  transition: var(--theme-transition);
}

/* ============================== ABOUT ======================================= */
.about-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 60px; align-items: center; }
.about-text { color: var(--ink-soft); font-size: 1.03rem; margin-bottom: 26px; max-width: 560px; }
.about-points { display: flex; flex-direction: column; gap: 14px; }
.about-points li {
  display: flex; align-items: flex-start; gap: 12px; font-size: .96rem; color: var(--ink);
}
.about-points li::before {
  content: ''; flex-shrink: 0; margin-top: 6px; width: 8px; height: 8px; border-radius: 50%;
  background: var(--grad-brand); box-shadow: 0 0 10px rgba(6,182,212,.7);
}
.about-visual { display: flex; align-items: center; justify-content: center; }
.about-card { width: 280px; height: 280px; display: flex; align-items: center; justify-content: center; }
.about-orbit { width: 220px; }
.orbit-ring { fill: none; stroke: var(--glass-border); stroke-width: 1; }
.orbit-ring:nth-child(1) { animation: rotateSlow 30s linear infinite; transform-origin: 100px 100px; }
.orbit-ring:nth-child(2) { animation: rotateSlow 22s linear infinite reverse; transform-origin: 100px 100px; }
.orbit-ring:nth-child(3) { animation: rotateSlow 16s linear infinite; transform-origin: 100px 100px; }
@keyframes rotateSlow { to { transform: rotate(360deg); } }
.orbit-dot { fill: var(--cyan); filter: drop-shadow(0 0 6px var(--cyan)); }
.orbit-dot.d2 { fill: var(--purple); filter: drop-shadow(0 0 6px var(--purple)); }
.orbit-dot.d3 { fill: var(--blue); filter: drop-shadow(0 0 6px var(--blue)); }
.orbit-label { fill: var(--ink); font-family: var(--font-display); font-weight: 700; font-size: 22px; }

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; text-align: center; }
  .about-points { align-items: center; }
  .about-points li { text-align: left; }
}

/* ============================== SERVICES ==================================== */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service-card {
  padding: 30px 26px; border-radius: 18px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; inset: 0; opacity: 0; background: var(--grad-brand-soft);
  transition: opacity .35s var(--ease);
}
.service-card:hover { transform: translateY(-8px); border-color: rgba(124,58,237,.4); box-shadow: 0 20px 50px rgba(37,99,235,.18); }
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 52px; height: 52px; border-radius: 14px; margin-bottom: 18px;
  background: var(--grad-brand); display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37,99,235,.35);
  position: relative; z-index: 1;
}
.service-icon svg { width: 26px; height: 26px; stroke: var(--white); fill: none; stroke-width: 1.8; }
.service-card h3 { font-family: var(--font-display); font-size: 1.12rem; margin-bottom: 12px; position: relative; z-index: 1; }
.service-list { display: flex; flex-wrap: wrap; gap: 8px; position: relative; z-index: 1; }
.service-list span {
  font-size: .78rem; color: var(--ink-soft); background: var(--chip-bg);
  border: 1px solid var(--glass-border); padding: 5px 11px; border-radius: 999px;
}

@media (max-width: 980px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .services-grid { grid-template-columns: 1fr; } }

/* ============================== WHY CHOOSE ME =============================== */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.why-card {
  padding: 28px 22px; border-radius: 18px; text-align: center;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}
.why-card:hover { transform: translateY(-6px); border-color: rgba(6,182,212,.4); }
.why-icon {
  width: 46px; height: 46px; margin: 0 auto 14px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: var(--grad-brand-soft); border: 1px solid var(--glass-border);
}
.why-icon svg { width: 22px; height: 22px; stroke: var(--cyan); fill: none; stroke-width: 1.8; }
.why-stat { font-family: var(--font-display); font-weight: 700; font-size: 1.9rem; background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.why-label { color: var(--ink-soft); font-size: .82rem; margin-top: 6px; }

@media (max-width: 980px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }

/* ============================== PROCESS ===================================== */
.process-timeline { position: relative; display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.process-timeline::before {
  content: ''; position: absolute; top: 26px; left: 4%; right: 4%; height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--purple), var(--cyan));
  opacity: .35;
}
.process-step { position: relative; text-align: center; }
.process-num {
  width: 52px; height: 52px; margin: 0 auto 18px; border-radius: 50%;
  background: var(--bg-1); border: 2px solid transparent;
  background-image: linear-gradient(var(--bg-1), var(--bg-1)), var(--grad-brand);
  background-origin: border-box; background-clip: padding-box, border-box;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; position: relative; z-index: 1;
  box-shadow: 0 0 20px rgba(37,99,235,.3);
}
.process-step h3 { font-family: var(--font-display); font-size: 1rem; margin-bottom: 8px; }
.process-step p { color: var(--ink-soft); font-size: .84rem; }

@media (max-width: 980px) {
  .process-timeline { grid-template-columns: repeat(2, 1fr); gap: 40px 20px; }
  .process-timeline::before { display: none; }
}
@media (max-width: 560px) { .process-timeline { grid-template-columns: 1fr; } }

/* ============================== TECH ========================================= */
.tech-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.tech-pill {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 22px 10px; border-radius: 16px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  transition: transform .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}
.tech-pill:hover { transform: translateY(-6px) scale(1.03); border-color: rgba(124,58,237,.45); background: var(--glass-bg-strong); }
.tech-glyph {
  width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center;
  background: var(--grad-brand-soft); font-family: var(--font-display); font-weight: 700; font-size: .82rem; color: var(--cyan);
}
.tech-pill span.tech-name { font-size: .78rem; color: var(--ink-soft); text-align: center; }

@media (max-width: 980px) { .tech-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 600px) { .tech-grid { grid-template-columns: repeat(3, 1fr); } }

/* ============================== CONTACT ====================================== */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.contact-card {
  display: flex; flex-direction: column; gap: 14px; padding: 26px 22px; border-radius: 18px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.contact-card:hover { transform: translateY(-6px); border-color: rgba(6,182,212,.45); box-shadow: var(--shadow-glow-cyan); }
.contact-icon {
  width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: var(--grad-brand); box-shadow: 0 8px 22px rgba(37,99,235,.3);
}
.contact-icon svg { width: 20px; height: 20px; stroke: var(--white); fill: none; stroke-width: 1.8; }
.contact-card .contact-label { font-size: .78rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .06em; }
.contact-card .contact-value { font-family: var(--font-display); font-weight: 600; font-size: .98rem; word-break: break-word; }

@media (max-width: 980px) { .contact-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .contact-grid { grid-template-columns: 1fr; } }

/* ============================== FOOTER ======================================= */
.site-footer {
  position: relative; padding: 70px 0 30px; text-align: center;
  border-top: 1px solid var(--glass-border);
  background: linear-gradient(to bottom, transparent, rgba(37,99,235,.05));
}
.footer-brand { display: flex; align-items: center; justify-content: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; margin-bottom: 14px; }
.footer-tagline { color: var(--ink-soft); max-width: 460px; margin: 0 auto 36px; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  padding-top: 26px; border-top: 1px solid var(--glass-border);
  color: var(--ink-dim); font-size: .82rem;
}
.footer-made { background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 600; }

@media (max-width: 600px) { .footer-bottom { justify-content: center; text-align: center; } }

/* ============================== SCROLL REVEAL ================================ */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-stagger > * { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal-stagger.in-view > * { opacity: 1; transform: translateY(0); }

/* ============================== RESPONSIVE NAV =============================== */
@media (max-width: 900px) {
  .main-nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--dropdown-bg); backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    max-height: 0; overflow: hidden; opacity: 0;
    transition: max-height .4s var(--ease), opacity .3s var(--ease);
  }
  .main-nav.open { max-height: 400px; opacity: 1; }
  .main-nav a { width: 100%; padding: 16px 24px; border-bottom: 1px solid var(--hairline); }
  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}