/* ============================================
   AURIX TECHNOLOGIES — Light & Dark Themes
   ============================================ */

:root,
[data-theme="light"] {
  color-scheme: light;

  --bg: #ffffff;
  --bg-elevated: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --border: rgba(15, 23, 42, 0.1);
  --border-glow: rgba(37, 99, 235, 0.25);

  --text: #0f172a;
  --text-muted: #475569;
  --text-dim: #64748b;

  --cyan: #0891b2;
  --blue: #2563eb;
  --purple: #7c3aed;
  --pink: #db2777;

  --accent: #2563eb;
  --accent-soft: rgba(37, 99, 235, 0.08);
  --accent-border: rgba(37, 99, 235, 0.15);

  --gradient: linear-gradient(135deg, #22d3ee 0%, var(--blue) 50%, var(--purple) 100%);
  --gradient-text: linear-gradient(135deg, #0891b2, #2563eb, #7c3aed);

  --shadow: 0 20px 40px -12px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 12px 40px rgba(37, 99, 235, 0.12);

  --header-scrolled-bg: rgba(255, 255, 255, 0.92);
  --header-scrolled-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
  --nav-mobile-bg: rgba(255, 255, 255, 0.98);
  --nav-mobile-shadow: -4px 0 24px rgba(15, 23, 42, 0.08);

  --hero-card-bg: #ffffff;
  --hero-float-bg: #ffffff;
  --hero-float-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  --hero-grid-line: rgba(15, 23, 42, 0.04);
  --particle-color: 37, 99, 235;
  --matrix-cyan: 6, 182, 212;
  --matrix-blue: 29, 78, 216;
  --matrix-purple: 109, 40, 217;
  --cursor-glow: rgba(37, 99, 235, 0.06);
  --preloader-track: rgba(15, 23, 42, 0.08);

  --btn-ghost-bg: #ffffff;
  --btn-ghost-hover: #f8fafc;
  --input-bg: #f8fafc;
  --input-focus-bg: #ffffff;

  --cta-bg: linear-gradient(135deg, #f8fafc 0%, #fff 50%, #f0f9ff 100%);
  --brand-bg: transparent;
  --brand-padding: 0;
  --brand-radius: 0;

  --font: 'Outfit', system-ui, sans-serif;
  --font-display: 'Space Grotesk', 'Outfit', sans-serif;
  --radius: 16px;
  --radius-lg: 24px;
  --header-h: 80px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  color-scheme: dark;

  --bg: #06080f;
  --bg-elevated: #0d1117;
  --bg-card: #111827;
  --bg-card-hover: #1a2332;
  --border: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(34, 211, 238, 0.25);

  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --cyan: #22d3ee;
  --blue: #3b82f6;
  --purple: #a855f7;
  --pink: #ec4899;

  --accent: #22d3ee;
  --accent-soft: rgba(34, 211, 238, 0.1);
  --accent-border: rgba(34, 211, 238, 0.2);

  --gradient: linear-gradient(135deg, var(--cyan) 0%, var(--blue) 50%, var(--purple) 100%);
  --gradient-text: linear-gradient(135deg, #22d3ee, #3b82f6, #a855f7);

  --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(34, 211, 238, 0.12);

  --header-scrolled-bg: rgba(6, 8, 15, 0.9);
  --header-scrolled-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  --nav-mobile-bg: rgba(6, 8, 15, 0.98);
  --nav-mobile-shadow: none;

  --hero-card-bg: rgba(17, 24, 39, 0.75);
  --hero-float-bg: rgba(6, 8, 15, 0.92);
  --hero-float-shadow: none;
  --hero-grid-line: rgba(255, 255, 255, 0.03);
  --particle-color: 34, 211, 238;
  --matrix-cyan: 34, 211, 238;
  --matrix-blue: 59, 130, 246;
  --matrix-purple: 168, 85, 247;
  --cursor-glow: rgba(34, 211, 238, 0.06);
  --preloader-track: rgba(255, 255, 255, 0.1);

  --btn-ghost-bg: rgba(255, 255, 255, 0.05);
  --btn-ghost-hover: rgba(255, 255, 255, 0.1);
  --input-bg: #06080f;
  --input-focus-bg: #06080f;

  --cta-bg: #111827;
  --brand-bg: rgba(255, 255, 255, 0.97);
  --brand-padding: 6px 14px;
  --brand-radius: 10px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background 0.35s ease, color 0.35s ease;
}

main {
  position: relative;
  z-index: 1;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---- Gradient Text ---- */
.gradient-text {
  background: var(--gradient-text);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font);
  font-weight: 600;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-sm { padding: 0.55rem 1.25rem; font-size: 0.875rem; }
.btn-lg { padding: 0.9rem 1.75rem; font-size: 1rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(124, 58, 237, 0.3);
}

.btn-ghost {
  background: var(--btn-ghost-bg);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.btn-ghost:hover {
  background: var(--btn-ghost-hover);
  border-color: var(--border-glow);
  color: var(--accent);
}

/* ---- Preloader ---- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__inner { text-align: center; }

.preloader__logo {
  width: 80px;
  margin: 0 auto 1.5rem;
  animation: pulse 1.5s ease infinite;
}

.preloader__bar {
  width: 120px;
  height: 3px;
  background: var(--preloader-track);
  border-radius: 99px;
  overflow: hidden;
  margin: 0 auto;
}

.preloader__bar span {
  display: block;
  height: 100%;
  width: 40%;
  background: var(--gradient);
  border-radius: 99px;
  animation: loadBar 1.2s ease infinite;
}

@keyframes loadBar {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(0.95); }
}

/* ---- Cursor Glow ---- */
.cursor-glow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--cursor-glow), transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
  opacity: 0;
}

body:hover .cursor-glow { opacity: 1; }

/* ---- Header ---- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: all var(--transition);
}

.site-header.scrolled {
  background: var(--header-scrolled-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--header-scrolled-shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  background: var(--brand-bg);
  padding: var(--brand-padding);
  border-radius: var(--brand-radius);
  transition: opacity var(--transition), background var(--transition);
}

.brand:hover { opacity: 0.88; }

.brand__logo {
  height: 38px;
  width: auto;
}

/* ---- Theme Toggle ---- */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-card);
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
  position: relative;
}

.theme-toggle:hover {
  border-color: var(--border-glow);
  color: var(--accent);
  transform: translateY(-1px);
}

.theme-toggle__icon {
  font-size: 1.1rem;
  position: absolute;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

[data-theme="light"] .theme-toggle__icon--light {
  opacity: 1;
  transform: rotate(0);
}

[data-theme="light"] .theme-toggle__icon--dark {
  opacity: 0;
  transform: rotate(90deg);
}

[data-theme="dark"] .theme-toggle__icon--light {
  opacity: 0;
  transform: rotate(-90deg);
}

[data-theme="dark"] .theme-toggle__icon--dark {
  opacity: 1;
  transform: rotate(0);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  border-radius: 99px;
  transition: width var(--transition);
}

.nav__link:hover,
.nav__link.active { color: var(--text); }

.nav__link:hover::after,
.nav__link.active::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---- Hero ---- */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 2rem) 0 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__mesh {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 40%, rgba(34, 211, 238, 0.08), transparent),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(124, 58, 237, 0.06), transparent),
    radial-gradient(ellipse 50% 40% at 60% 80%, rgba(37, 99, 235, 0.05), transparent);
  animation: meshMove 12s ease-in-out infinite alternate;
}

[data-theme="dark"] .hero__mesh {
  background:
    radial-gradient(ellipse 80% 60% at 20% 40%, rgba(34, 211, 238, 0.14), transparent),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(168, 85, 247, 0.12), transparent),
    radial-gradient(ellipse 50% 40% at 60% 80%, rgba(59, 130, 246, 0.1), transparent);
}

@keyframes meshMove {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.05) translate(-2%, 2%); }
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orbFloat 8s ease-in-out infinite;
}

.hero__orb--1 {
  width: 400px; height: 400px;
  background: rgba(34, 211, 238, 0.12);
  top: 10%; left: -5%;
}

.hero__orb--2 {
  width: 350px; height: 350px;
  background: rgba(124, 58, 237, 0.08);
  top: 30%; right: -8%;
  animation-delay: -3s;
}

.hero__orb--3 {
  width: 250px; height: 250px;
  background: rgba(37, 99, 235, 0.08);
  bottom: 10%; left: 40%;
  animation-delay: -5s;
}

[data-theme="dark"] .hero__orb--1 { background: rgba(34, 211, 238, 0.15); }
[data-theme="dark"] .hero__orb--2 { background: rgba(168, 85, 247, 0.12); }
[data-theme="dark"] .hero__orb--3 { background: rgba(59, 130, 246, 0.1); }

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -30px); }
}

#particleCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.35;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--hero-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s ease both;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  animation: fadeUp 0.8s ease 0.1s both;
}

.hero__desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 2rem;
  animation: fadeUp 0.8s ease 0.2s both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
  animation: fadeUp 0.8s ease 0.3s both;
}

.hero__stats {
  display: flex;
  gap: 2.5rem;
  animation: fadeUp 0.8s ease 0.4s both;
}

.stat__num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat__plus {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.stat__label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
}

/* Hero Visual */
.hero__scene {
  position: relative;
  width: min(100%, 460px);
  min-height: 440px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
}

.hero__visual {
  display: flex;
  justify-content: center;
  overflow: visible;
}

.hero__ai-ring {
  position: absolute;
  width: 128%;
  max-width: 480px;
  opacity: 1;
  animation: spinSlow 28s linear infinite;
  pointer-events: none;
  z-index: 0;
  filter: drop-shadow(0 0 24px rgba(34, 211, 238, 0.22));
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero__card {
  position: relative;
  z-index: 1;
  width: min(100%, 420px);
  height: min(100%, 420px);
  padding: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
  animation: floatCard 6s ease-in-out infinite;
  transition: background 0.35s ease, box-shadow 0.35s ease;
}

.hero__orbit-icons {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
}

.hero__orbit-icon {
  position: absolute;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--hero-float-bg);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 1rem;
  box-shadow: var(--hero-float-shadow);
  animation: floatBadge 4.5s ease-in-out infinite;
}

.hero__orbit-icon--1 { top: 8%; right: 2%; animation-delay: 0s; }
.hero__orbit-icon--2 { top: 42%; right: -4%; animation-delay: -1s; }
.hero__orbit-icon--3 { bottom: 18%; left: -2%; animation-delay: -2s; }
.hero__orbit-icon--4 { top: 22%; left: 0; animation-delay: -3s; }

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero__card-glow {
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  background: var(--gradient);
  opacity: 0.2;
  z-index: -1;
  filter: blur(28px);
}

.hero__card-float {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.38rem 0.62rem;
  background: var(--hero-float-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--text-muted);
  box-shadow: var(--hero-float-shadow);
  white-space: nowrap;
  animation: floatBadge 4s ease-in-out infinite;
  transition: background 0.35s ease;
  z-index: 2;
}

.hero__card-float i { color: var(--accent); }

.hero__card-float--1 { top: 10%; left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.hero__card-float--2 { top: 20%; right: 14%; animation-delay: -0.3s; }
.hero__card-float--3 { top: 50%; right: 8%; transform: translateY(-50%); animation-delay: -0.6s; }
.hero__card-float--4 { bottom: 20%; right: 14%; animation-delay: -0.9s; }
.hero__card-float--5 { bottom: 10%; left: 50%; transform: translateX(-50%); animation-delay: -1.2s; }
.hero__card-float--6 { bottom: 20%; left: 14%; animation-delay: -1.5s; }
.hero__card-float--7 { top: 50%; left: 8%; transform: translateY(-50%); animation-delay: -1.8s; }
.hero__card-float--8 { top: 20%; left: 14%; animation-delay: -2.1s; }

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 1;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollLine 2s ease infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Marquee ---- */
.marquee-section {
  padding: 1.25rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-elevated) 78%, transparent);
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.marquee { overflow: hidden; }

.marquee__track {
  display: flex;
  gap: 3rem;
  animation: marquee 25s linear infinite;
  width: max-content;
}

.marquee__track span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
  transition: color var(--transition);
}

.marquee__track span i {
  color: var(--accent);
  font-size: 1rem;
  opacity: 0.85;
}

.marquee__track span:hover { color: var(--accent); }

/* ---- Tech Band ---- */
.tech-band {
  position: relative;
  z-index: 1;
  padding: 1.5rem 0 2rem;
  overflow: hidden;
}

.tech-band__circuit {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  pointer-events: none;
}

.tech-band__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.85rem;
}

.tech-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  padding: 0.9rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  text-align: center;
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.tech-pill:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.tech-pill i {
  font-size: 1.35rem;
  color: var(--accent);
}

.tech-pill span {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.3px;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ---- Sections ---- */
.section {
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.section > .container {
  position: relative;
  z-index: 3;
}

/* ---- Matrix: one fixed layer behind entire site ---- */
.matrix-global {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background: linear-gradient(
    135deg,
    rgba(var(--matrix-cyan), 0.1) 0%,
    rgba(var(--matrix-blue), 0.07) 50%,
    rgba(var(--matrix-purple), 0.1) 100%
  );
}

.matrix-bg__canvas {
  width: 100%;
  height: 100%;
  display: block;
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.75;
}

.matrix-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.62);
}

[data-theme="dark"] .matrix-overlay {
  background: rgba(6, 8, 15, 0.55);
}

[data-theme="dark"] .matrix-global {
  background: linear-gradient(
    135deg,
    rgba(var(--matrix-cyan), 0.14) 0%,
    rgba(var(--matrix-blue), 0.1) 50%,
    rgba(var(--matrix-purple), 0.14) 100%
  );
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* ---- Reveal Animation ---- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ---- About ---- */
.about {
  overflow: hidden;
}

.about__circuit {
  position: absolute;
  top: 50%;
  right: -8%;
  width: min(420px, 45vw);
  opacity: 0.12;
  transform: translateY(-50%);
  pointer-events: none;
  animation: spinSlow 40s linear infinite reverse;
  z-index: 1;
}

.about__circuit img {
  width: 100%;
  display: block;
}

.about__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.about__card {
  padding: 2rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

.about__card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.about__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: 14px;
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.about__card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.about__card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ---- Services ---- */
.services {
  background: transparent;
  position: relative;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(37, 99, 235, 0.25);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.1), 0 0 30px rgba(37, 99, 235, 0.06);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card__bg {
  position: absolute;
  right: -10px;
  bottom: -15px;
  font-size: 5.5rem;
  color: var(--accent);
  opacity: 0.06;
  line-height: 1;
  pointer-events: none;
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.service-card:hover .service-card__bg {
  opacity: 0.1;
  transform: scale(1.08) rotate(-6deg);
}

.service-card__icon {
  position: relative;
  z-index: 1;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient);
  border-radius: 14px;
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: 1.25rem;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.service-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.service-card__tags li {
  font-size: 0.75rem;
  padding: 0.25rem 0.65rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-dim);
}

/* ---- Process ---- */
.process__timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.process__timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
  opacity: 0.3;
}

.process__step {
  text-align: center;
  padding: 1.5rem 1rem;
}

.process__num {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  background: var(--bg-card);
  border: 2px solid transparent;
  border-radius: 50%;
  background-clip: padding-box;
  position: relative;
}

.process__num::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  background: var(--gradient);
  z-index: -1;
}

.process__step h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.process__step p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---- Work / Projects ---- */
.project-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.project-card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  transform: translateY(-6px);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-card--health {
  --project-accent: var(--cyan);
  --project-accent-soft: rgba(34, 211, 238, 0.1);
}

.project-card--clinic {
  --project-accent: var(--blue);
  --project-accent-soft: rgba(59, 130, 246, 0.1);
}

.project-card--fintech {
  --project-accent: var(--purple);
  --project-accent-soft: rgba(168, 85, 247, 0.1);
}

.project-card__num {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
  opacity: 0.04;
  pointer-events: none;
  user-select: none;
}

.project-card__top {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.project-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--project-accent-soft);
  color: var(--project-accent);
  font-size: 1.3rem;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.project-card__labels {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.project-card__cat {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-dim);
}

.project-card__badge {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 0.25rem 0.55rem;
  border-radius: 99px;
  background: var(--bg-elevated);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.project-card__badge--live {
  background: rgba(34, 197, 94, 0.1);
  color: #16a34a;
  border-color: rgba(34, 197, 94, 0.22);
}

[data-theme="dark"] .project-card__badge--live {
  color: #4ade80;
}

.project-card__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.6rem;
  line-height: 1.25;
}

.project-card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  flex: 1;
}

.project-card__highlights {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.project-card__highlights li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.project-card__highlights li i {
  color: var(--project-accent);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.project-card__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.75rem 1.25rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
  background: var(--gradient);
  border-radius: 12px;
  border: none;
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
}

.project-card__cta:hover {
  opacity: 0.92;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.25);
  color: #fff;
}

.project-card__cta--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.project-card__cta--ghost:hover {
  background: var(--bg-elevated);
  border-color: var(--border-glow);
  color: var(--accent);
  box-shadow: none;
}

.work-more {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.5rem;
  padding: 1.25rem 1.5rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--bg-card) 60%, transparent);
}

.work-more p {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin: 0;
}

/* ---- CTA ---- */
.cta-section {
  padding: 4rem 0 6rem;
  position: relative;
  z-index: 1;
}

.cta-box {
  position: relative;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--cta-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: background 0.35s ease;
}

.cta-box__glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(34, 211, 238, 0.12), transparent 70%);
  pointer-events: none;
}

.cta-box h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
  position: relative;
}

.cta-box p {
  color: var(--text-muted);
  margin-bottom: 2rem;
  position: relative;
}

/* ---- Contact ---- */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact__list {
  margin: 2rem 0;
}

.contact__list li {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact__list i {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: 12px;
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact__list strong {
  display: block;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 0.15rem;
}

.contact__list a {
  color: var(--text);
  font-weight: 500;
}

.contact__list a:hover { color: var(--accent); }

.contact__social {
  display: flex;
  gap: 0.75rem;
}

.contact__social a {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: all var(--transition);
}

.contact__social a:hover {
  background: var(--gradient);
  border-color: transparent;
  color: #fff;
  transform: translateY(-3px);
}

.contact__form {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.form-group { margin-bottom: 1.25rem; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: var(--input-focus-bg);
}

.form-group textarea { resize: vertical; min-height: 100px; }

/* ---- Footer ---- */
.site-footer {
  padding: 0 0 2rem;
  border-top: none;
  background: color-mix(in srgb, var(--bg-elevated) 90%, transparent);
  position: relative;
  z-index: 1;
}

.footer__accent {
  height: 3px;
  background: var(--gradient);
  opacity: 0.85;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2.5rem;
  padding: 3.5rem 0 3rem;
}

.footer__logo {
  height: 180px;
  width: auto;
  margin-bottom: 0.85rem;
  display: block;
}

.footer__tagline {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
}

.footer__desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.65;
  max-width: 300px;
  margin-bottom: 1.25rem;
}

.footer__social {
  display: flex;
  gap: 0.6rem;
}

.footer__social a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  font-size: 1rem;
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition);
}

.footer__social a:hover {
  color: var(--accent);
  border-color: var(--border-glow);
  background: var(--accent-soft);
  transform: translateY(-2px);
}

.footer__col h4 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 1.15rem;
  color: var(--text);
}

.footer__col a {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.55rem;
  transition: color var(--transition), padding-left var(--transition);
}

.footer__col a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  line-height: 1.5;
  transition: color var(--transition);
}

.footer__contact-item i {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--accent);
  font-size: 0.95rem;
}

.footer__contact-item:hover {
  color: var(--accent);
}

.footer__contact-item--static {
  margin-bottom: 0;
  cursor: default;
}

[data-theme="dark"] .footer__logo {
  background: #fff;
  border-radius: 8px;
  padding: 8px;
  display: inline-block;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-dim);
}

.footer__credit {
  font-weight: 500;
  letter-spacing: 0.3px;
}

[data-theme="dark"] .btn-ghost {
  box-shadow: none;
  backdrop-filter: blur(8px);
}

.about__card,
.service-card,
.contact__form,
.site-footer {
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

/* ---- WhatsApp FAB ---- */
.fab-whatsapp {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 900;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #25d366;
  border-radius: 50%;
  font-size: 1.6rem;
  color: #fff;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--transition);
  animation: fabPulse 3s ease infinite;
}

.fab-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

@keyframes fabPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}