/* ═══════════════════════════════════════════════════
   AMOTIVE — Shared Styles
   Color Psychology + 3D Decorative System
   ═══════════════════════════════════════════════════ */

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

:root {
  /* Navy Foundation (Trust, Authority) */
  --navy-deep: #050A12;
  --navy: #0A1628;
  --navy-light: #122038;
  --navy-mid: #1A2D4A;
  --navy-surface: #0E1A2E;

  /* Gold (Premium, Prestige) */
  --gold: #C9A84C;
  --gold-bright: #E2C36B;
  --gold-light: #F0DFA0;
  --gold-dim: #8A7535;
  --gold-glow: rgba(201, 168, 76, 0.12);
  --gradient-gold: linear-gradient(135deg, #B8963E 0%, #E2C36B 45%, #C9A84C 100%);
  --gradient-gold-text: linear-gradient(135deg, #D4B85C 0%, #F0DFA0 50%, #C9A84C 100%);

  /* Orange (Energy, Action — Amotion DNA) */
  --orange: #E87A2F;
  --orange-bright: #FF8C42;
  --orange-dim: #B85E1E;
  --gradient-orange: linear-gradient(135deg, #D46A20 0%, #FF8C42 50%, #E87A2F 100%);

  /* Emerald (Growth, Prosperity) */
  --emerald: #2ECC71;
  --emerald-bright: #45D988;
  --emerald-dim: #27AE60;

  /* Crimson (Urgency, Warning) */
  --crimson: #C0392B;
  --crimson-dim: #A93226;

  /* Silver (Blue-tinted, Professional) */
  --ice-blue: #5B9BD5;
  --ice-bright: #7BB3E0;
  --ice-dim: #3A7BBF;

  /* Neutral */
  --platinum: #E8EAEF;
  --silver: #A8B2C4;
  --steel: #6C7A8E;
  --graphite: #384456;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--navy-deep);
  color: var(--silver);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  font-weight: 500;
}

/* ── Premium Grain Texture ─────────────── */
body::after {
  content: '';
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.018;
  pointer-events: none;
  z-index: 10000;
}

/* ── Typography (BOLDER - No External Fonts) ───────────────── */
h1, h2, h3, h4 {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 800;
  line-height: 1.12;
  color: var(--platinum);
}
h1 {
  font-size: clamp(3rem, 7vw, 5.5rem);
  letter-spacing: -0.025em;
  font-weight: 900;
}
h2 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  letter-spacing: -0.015em;
  font-weight: 900;
}
h3 {
  font-size: clamp(1.2rem, 2.2vw, 1.4rem);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-weight: 800;
}

.gold-text {
  background: var(--gradient-gold-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.orange-text {
  background: var(--gradient-orange);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.dim { color: var(--steel); }

/* ── Layout ────────────────────────────── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 28px; }
section { padding: 130px 0; position: relative; }
.section-alt { background: var(--navy-surface); }

/* ── Dividers ──────────────────────────── */
.divider {
  width: 48px; height: 2px;
  margin: 0 auto 24px;
  border-radius: 1px;
}
.divider-gold { background: var(--gradient-gold); }
.divider-orange { background: var(--gradient-orange); }
.divider-emerald { background: var(--emerald); }
.divider-silver { background: linear-gradient(135deg, #5B9BD5, #7BB3E0, #5B9BD5); }

/* ═══════════════════════════════════════
   3D DECORATIVE SYSTEM
   ═══════════════════════════════════════ */

/* ── Rotating Wireframe Cube ───────────── */
.geo-scene {
  perspective: 800px;
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
}
.wireframe-cube {
  width: 220px; height: 220px;
  position: relative;
  transform-style: preserve-3d;
  animation: spinCube 25s linear infinite;
}
.wireframe-cube .face {
  position: absolute;
  width: 220px; height: 220px;
  border: 1px solid rgba(201, 168, 76, 0.18);
  background: rgba(201, 168, 76, 0.008);
  backface-visibility: visible;
}
.wireframe-cube .face:nth-child(1) { transform: translateZ(110px); }
.wireframe-cube .face:nth-child(2) { transform: rotateY(180deg) translateZ(110px); }
.wireframe-cube .face:nth-child(3) { transform: rotateY(90deg) translateZ(110px); }
.wireframe-cube .face:nth-child(4) { transform: rotateY(-90deg) translateZ(110px); }
.wireframe-cube .face:nth-child(5) { transform: rotateX(90deg) translateZ(110px); }
.wireframe-cube .face:nth-child(6) { transform: rotateX(-90deg) translateZ(110px); }

@keyframes spinCube {
  0% { transform: rotateX(-15deg) rotateY(0deg); }
  100% { transform: rotateX(-15deg) rotateY(360deg); }
}

/* Inner cube (smaller, offset rotation) */
.wireframe-cube-inner {
  width: 130px; height: 130px;
  position: absolute;
  top: 50%; left: 50%;
  margin-top: -65px; margin-left: -65px;
  transform-style: preserve-3d;
  animation: spinCubeReverse 18s linear infinite;
}
.wireframe-cube-inner .face {
  position: absolute;
  width: 130px; height: 130px;
  border: 1px solid rgba(232, 122, 47, 0.12);
  background: transparent;
  backface-visibility: visible;
}
.wireframe-cube-inner .face:nth-child(1) { transform: translateZ(65px); }
.wireframe-cube-inner .face:nth-child(2) { transform: rotateY(180deg) translateZ(65px); }
.wireframe-cube-inner .face:nth-child(3) { transform: rotateY(90deg) translateZ(65px); }
.wireframe-cube-inner .face:nth-child(4) { transform: rotateY(-90deg) translateZ(65px); }
.wireframe-cube-inner .face:nth-child(5) { transform: rotateX(90deg) translateZ(65px); }
.wireframe-cube-inner .face:nth-child(6) { transform: rotateX(-90deg) translateZ(65px); }

@keyframes spinCubeReverse {
  0% { transform: rotateX(20deg) rotateY(360deg) rotateZ(10deg); }
  100% { transform: rotateX(20deg) rotateY(0deg) rotateZ(10deg); }
}

/* ── Floating Geometric Particles ──────── */
.geo-particles {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; overflow: hidden;
}
.geo-particle {
  position: absolute;
  opacity: 0.15;
  animation: floatParticle var(--dur, 12s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
}
/* Diamond shape */
.geo-diamond {
  width: var(--size, 12px); height: var(--size, 12px);
  border: 1px solid var(--pcolor, var(--gold));
  transform: rotate(45deg);
}
/* Triangle shape */
.geo-triangle {
  width: 0; height: 0;
  border-left: var(--half, 6px) solid transparent;
  border-right: var(--half, 6px) solid transparent;
  border-bottom: var(--size, 12px) solid var(--pcolor, var(--gold));
  background: none;
  opacity: 0.08;
}
/* Circle dot */
.geo-dot {
  width: var(--size, 4px); height: var(--size, 4px);
  border-radius: 50%;
  background: var(--pcolor, var(--gold));
  opacity: 0.12;
}
/* Cross shape */
.geo-cross {
  width: var(--size, 14px); height: var(--size, 14px);
  position: relative;
}
.geo-cross::before, .geo-cross::after {
  content: '';
  position: absolute;
  background: var(--pcolor, var(--gold));
}
.geo-cross::before {
  width: 100%; height: 1px;
  top: 50%; left: 0;
}
.geo-cross::after {
  width: 1px; height: 100%;
  top: 0; left: 50%;
}

@keyframes floatParticle {
  0%, 100% { transform: translateY(0) rotate(var(--rot, 45deg)); }
  50% { transform: translateY(var(--drift, -25px)) rotate(calc(var(--rot, 45deg) + 15deg)); }
}

/* ── Corner Brackets (Art Deco accents) ── */
.corner-decor {
  position: absolute;
  width: 60px; height: 60px;
  pointer-events: none;
}
.corner-decor::before,
.corner-decor::after {
  content: '';
  position: absolute;
  background: var(--corner-color, rgba(201, 168, 76, 0.12));
}
.corner-tl { top: 20px; left: 20px; }
.corner-tl::before { width: 30px; height: 1px; top: 0; left: 0; }
.corner-tl::after { width: 1px; height: 30px; top: 0; left: 0; }

.corner-tr { top: 20px; right: 20px; }
.corner-tr::before { width: 30px; height: 1px; top: 0; right: 0; }
.corner-tr::after { width: 1px; height: 30px; top: 0; right: 0; }

.corner-bl { bottom: 20px; left: 20px; }
.corner-bl::before { width: 30px; height: 1px; bottom: 0; left: 0; }
.corner-bl::after { width: 1px; height: 30px; bottom: 0; left: 0; }

.corner-br { bottom: 20px; right: 20px; }
.corner-br::before { width: 30px; height: 1px; bottom: 0; right: 0; }
.corner-br::after { width: 1px; height: 30px; bottom: 0; right: 0; }

/* ── Animated Line Trace ───────────────── */
.line-trace {
  position: absolute;
  overflow: hidden;
}
.line-trace-h {
  width: 120px; height: 1px;
}
.line-trace-h::after {
  content: '';
  position: absolute;
  width: 40px; height: 1px;
  background: var(--trace-color, var(--gold));
  animation: traceH 4s ease-in-out infinite;
  opacity: 0.3;
}
@keyframes traceH {
  0% { left: -40px; }
  50% { left: 120px; }
  100% { left: -40px; }
}
.line-trace-v {
  width: 1px; height: 120px;
}
.line-trace-v::after {
  content: '';
  position: absolute;
  width: 1px; height: 40px;
  background: var(--trace-color, var(--gold));
  animation: traceV 5s ease-in-out infinite;
  opacity: 0.3;
}
@keyframes traceV {
  0% { top: -40px; }
  50% { top: 120px; }
  100% { top: -40px; }
}

/* ═══════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 20px 0;
  background: rgba(5, 10, 18, 0.5);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid transparent;
  transition: all 0.4s ease;
}
nav.scrolled {
  padding: 14px 0;
  background: rgba(5, 10, 18, 0.92);
  border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}
nav .container { display: flex; align-items: center; justify-content: space-between; }
.logo {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-weight: 800; font-size: 1.45rem;
  color: var(--platinum);
  text-decoration: none; letter-spacing: 0.02em;
}
.logo span {
  background: var(--gradient-gold-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-links { display: flex; gap: 32px; align-items: center; list-style: none; }
.nav-links a {
  color: var(--steel); text-decoration: none;
  font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--gold); }

.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  width: 28px; height: 20px; position: relative; z-index: 1001;
}
.nav-toggle span {
  display: block; width: 100%; height: 1.5px;
  background: var(--platinum); position: absolute;
  left: 0; transition: all 0.3s;
}
.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 9px; }
.nav-toggle span:nth-child(3) { top: 18px; }
.nav-toggle.active span:nth-child(1) { top: 9px; transform: rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { top: 9px; transform: rotate(-45deg); }

.mobile-menu {
  display: none; position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(5, 10, 18, 0.97);
  backdrop-filter: blur(24px);
  z-index: 999;
  flex-direction: column;
  align-items: center; justify-content: center; gap: 28px;
}
.mobile-menu.active { display: flex; }
.mobile-menu a {
  color: var(--platinum); text-decoration: none;
  font-size: 1.15rem; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase;
}

/* ═══════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 16px 38px; border-radius: 3px;
  font-weight: 800; font-size: 0.85rem;
  text-decoration: none; transition: all 0.4s ease;
  cursor: pointer; border: none;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.btn-gold {
  background: var(--gradient-gold);
  color: var(--navy-deep);
  box-shadow: 0 4px 24px rgba(201, 168, 76, 0.2);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(201, 168, 76, 0.35);
}
.btn-orange {
  background: var(--gradient-orange);
  color: white;
  box-shadow: 0 4px 24px rgba(232, 122, 47, 0.25);
}
.btn-orange:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(232, 122, 47, 0.4);
}
.btn-emerald {
  background: linear-gradient(135deg, #27AE60, #2ECC71, #27AE60);
  color: white;
  box-shadow: 0 4px 24px rgba(46, 204, 113, 0.2);
}
.btn-emerald:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(46, 204, 113, 0.35);
}
.btn-ice {
  background: linear-gradient(135deg, #3A7BBF, #5B9BD5, #3A7BBF);
  color: white;
  box-shadow: 0 4px 24px rgba(91, 155, 213, 0.2);
}
.btn-ice:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(91, 155, 213, 0.35);
}
.btn-outline {
  background: transparent; color: var(--platinum);
  border: 1px solid var(--graphite);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-sm { padding: 12px 28px; font-size: 0.78rem; }

/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
footer {
  padding: 72px 0 44px;
  border-top: 1px solid rgba(201, 168, 76, 0.06);
  position: relative;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}
.footer-brand p {
  color: var(--steel); font-size: 0.85rem;
  margin-top: 16px; max-width: 280px; line-height: 1.7;
}
.footer-col h4 {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 0.7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--gold-dim); margin-bottom: 20px;
}
.footer-col a {
  display: block; color: var(--steel);
  text-decoration: none; font-size: 0.88rem;
  padding: 5px 0; transition: color 0.3s;
}
.footer-col a:hover { color: var(--platinum); }
.footer-bottom {
  margin-top: 48px; padding-top: 28px;
  border-top: 1px solid rgba(201, 168, 76, 0.04);
  display: flex; justify-content: space-between;
  align-items: center; color: var(--steel); font-size: 0.78rem;
}
.footer-bottom a { color: var(--gold-dim); text-decoration: none; }

/* ═══════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════ */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .corner-decor { display: none; }
  .line-trace { display: none; }
}
@media (max-width: 640px) {
  section { padding: 90px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}