/* =============================================
   ConstruPaint — Design System v2
   Dark Premium + Gold + 3D Elements
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@400;500;600;700&display=swap');

/* ---- Design Tokens ---- */
:root {
  /* 60% — Base Dark */
  --color-bg: hsl(220, 15%, 6%);
  --color-bg-alt: hsl(220, 14%, 9%);
  --color-surface: hsl(220, 14%, 12%);
  --color-surface-hover: hsl(220, 14%, 16%);

  /* 30% — Secondary */
  --color-text: hsl(40, 10%, 90%);
  --color-text-muted: hsl(220, 8%, 50%);
  --color-border: hsl(220, 12%, 16%);

  /* 10% — Accent Gold */
  --color-accent: hsl(38, 85%, 55%);
  --color-accent-hover: hsl(38, 90%, 62%);
  --color-accent-glow: hsla(38, 85%, 55%, 0.3);
  --color-accent-dark: hsl(38, 60%, 30%);

  /* Secondary accent */
  --color-accent2: hsl(200, 70%, 50%);
  --color-accent2-glow: hsla(200, 70%, 50%, 0.2);

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;

  /* Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 3rem;
  --text-5xl: 4rem;
  --text-6xl: 5.5rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px var(--color-accent-glow);
  --shadow-glow-accent2: 0 0 40px var(--color-accent2-glow);

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Transitions */
  --transition-fast: 200ms ease-out;
  --transition-base: 350ms ease-out;
  --transition-slow: 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Cursor glow - soft ambient light following the mouse */
.cursor-glow {
  position: fixed;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  background: radial-gradient(circle, hsla(38, 90%, 55%, 0.12) 0%, hsla(38, 85%, 55%, 0.04) 35%, transparent 70%);
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
  mix-blend-mode: screen;
  will-change: top, left;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul,
ol {
  list-style: none;
}

button {
  border: none;
  background: none;
  font-family: inherit;
  cursor: pointer;
  color: inherit;
}

/* ---- Utility ---- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.section-label::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--color-accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: var(--space-6);
}

.section-desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.7;
}

/* ---- Floating Geometry (3D ambient shapes) ---- */
.floating-geo {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}

.geo-ring {
  width: 300px;
  height: 300px;
  border: 1px solid hsla(38, 85%, 55%, 0.08);
  border-radius: 50%;
  animation: float-rotate 25s linear infinite;
}

.geo-diamond {
  width: 60px;
  height: 60px;
  border: 1px solid hsla(38, 85%, 55%, 0.12);
  transform: rotate(45deg);
  animation: float-up 8s ease-in-out infinite;
}

.geo-dot {
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  opacity: 0.3;
  animation: float-up 6s ease-in-out infinite;
}

.geo-line {
  width: 100px;
  height: 1px;
  background: linear-gradient(90deg, transparent, hsla(38, 85%, 55%, 0.15), transparent);
  animation: float-up 10s ease-in-out infinite;
}

.geo-cube {
  width: 40px;
  height: 40px;
  border: 1px solid hsla(200, 70%, 50%, 0.1);
  transform: perspective(200px) rotateX(20deg) rotateY(30deg);
  animation: float-rotate-3d 15s ease-in-out infinite;
}

@keyframes float-rotate {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes float-up {

  0%,
  100% {
    transform: translateY(0) rotate(45deg);
    opacity: 0.3;
  }

  50% {
    transform: translateY(-20px) rotate(45deg);
    opacity: 0.6;
  }
}

@keyframes float-rotate-3d {

  0%,
  100% {
    transform: perspective(200px) rotateX(20deg) rotateY(30deg) translateY(0);
  }

  50% {
    transform: perspective(200px) rotateX(35deg) rotateY(50deg) translateY(-15px);
  }
}

/* ---- Scroll Reveal Animations ---- */
.reveal {
  opacity: 0;
  transform: translateY(80px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1),
    transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-100px) rotateY(6deg);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1),
    transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0) rotateY(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(100px) rotateY(-6deg);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1),
    transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0) rotateY(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.8) rotateX(10deg);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1),
    transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1) rotateX(0);
}

/* Reveal with delay variants */
.reveal-d1 {
  transition-delay: 0.1s;
}

.reveal-d2 {
  transition-delay: 0.2s;
}

.reveal-d3 {
  transition-delay: 0.3s;
}

.reveal-d4 {
  transition-delay: 0.4s;
}

.reveal-d5 {
  transition-delay: 0.5s;
}

/* Stagger children */
.stagger>* {
  opacity: 0;
  transform: translateY(60px) scale(0.92);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.stagger.visible>*:nth-child(1) {
  transition-delay: 0.08s;
}

.stagger.visible>*:nth-child(2) {
  transition-delay: 0.18s;
}

.stagger.visible>*:nth-child(3) {
  transition-delay: 0.28s;
}

.stagger.visible>*:nth-child(4) {
  transition-delay: 0.38s;
}

.stagger.visible>*:nth-child(5) {
  transition-delay: 0.48s;
}

.stagger.visible>*:nth-child(6) {
  transition-delay: 0.58s;
}

.stagger.visible>* {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--space-4) 0;
  transition: all var(--transition-base);
}

.header.scrolled {
  background: hsla(220, 15%, 6%, 0.8);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid hsla(38, 85%, 55%, 0.06);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.5px;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent2));
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--color-text);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: var(--space-2) var(--space-6);
  background: linear-gradient(135deg, var(--color-accent), hsl(30, 90%, 48%));
  color: var(--color-bg) !important;
  font-weight: 600 !important;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast) !important;
  box-shadow: 0 2px 15px hsla(38, 85%, 55%, 0.2);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  transform: translateY(-2px) !important;
  box-shadow: var(--shadow-glow) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO — 3D Parallax
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  perspective: 1000px;
}

.hero-bg {
  position: absolute;
  inset: -40px;
  z-index: 0;
  transition: transform 0.3s ease-out;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.7) brightness(0.8);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, hsla(38, 85%, 55%, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, hsla(200, 70%, 50%, 0.04) 0%, transparent 50%),
    linear-gradient(135deg, hsla(220, 15%, 4%, 0.95) 0%, hsla(220, 15%, 4%, 0.7) 50%, hsla(220, 15%, 4%, 0.9) 100%);
  z-index: 1;
}

/* Animated grid lines in hero */
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(hsla(38, 85%, 55%, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, hsla(38, 85%, 55%, 0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 30% 60%, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 30% 60%, black 0%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding-top: var(--space-16);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: hsla(38, 85%, 55%, 0.06);
  border: 1px solid hsla(38, 85%, 55%, 0.15);
  border-radius: 100px;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: var(--space-8);
  letter-spacing: 1px;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.hero-badge::before {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 10px var(--color-accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 10px var(--color-accent);
  }

  50% {
    opacity: 0.5;
    box-shadow: 0 0 20px var(--color-accent);
  }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-6xl);
  font-weight: 700;
  line-height: 1.05;
  margin-bottom: var(--space-6);
  letter-spacing: -2px;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--color-accent), hsl(30, 95%, 60%), var(--color-accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.hero-text {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 550px;
  line-height: 1.8;
  margin-bottom: var(--space-12);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

/* ---- Buttons ---- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-8);
  background: linear-gradient(135deg, var(--color-accent), hsl(30, 90%, 48%));
  color: var(--color-bg);
  font-weight: 700;
  font-size: var(--text-base);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  letter-spacing: 0.5px;
  box-shadow: 0 4px 20px hsla(38, 85%, 55%, 0.25);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, hsla(255, 100%, 100%, 0.15) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-primary:hover::before {
  transform: translateX(100%);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px hsla(38, 85%, 55%, 0.4);
}

.btn-primary svg {
  transition: transform var(--transition-fast);
}

.btn-primary:hover svg {
  transform: translateX(4px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-8);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-weight: 500;
  font-size: var(--text-base);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.btn-outline:hover {
  border-color: var(--color-accent);
  background: hsla(38, 85%, 55%, 0.06);
  transform: translateY(-2px);
  box-shadow: 0 0 20px hsla(38, 85%, 55%, 0.08);
}

/* Hero scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero-scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    transform: scaleY(1);
    transform-origin: top;
  }

  50.01% {
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* ============================================
   STATS BAR — 3D Card Style
   ============================================ */
.stats-bar {
  padding: var(--space-16) 0;
  position: relative;
  border-bottom: 1px solid var(--color-border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.stat-item {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  transform-style: preserve-3d;
  perspective: 800px;
}

.stat-item:hover {
  transform: translateY(-4px);
  border-color: hsla(38, 85%, 55%, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 30px hsla(38, 85%, 55%, 0.05);
}

.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-accent), hsl(30, 95%, 65%));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* ============================================
   ABOUT — 3D Image
   ============================================ */
.about {
  padding: var(--space-32) 0;
  position: relative;
  overflow: hidden;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  transform-style: preserve-3d;
  perspective: 1200px;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-image:hover {
  transform: rotateY(-3deg) rotateX(2deg);
}

.about-image:hover img {
  transform: scale(1.05);
}

/* Gradient border glow */
.about-image::after {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--color-accent), transparent 40%, transparent 60%, var(--color-accent2));
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.about-image:hover::after {
  opacity: 1;
}

.about-text p {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.about-feature:hover {
  border-color: hsla(38, 85%, 55%, 0.2);
  transform: translateX(4px);
}

.about-feature svg {
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ============================================
   SERVICES — 3D Tilt Cards
   ============================================ */
.services {
  padding: var(--space-32) 0;
  background: var(--color-bg-alt);
  position: relative;
  overflow: hidden;
}

.services-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.services-header .section-desc {
  margin: 0 auto;
}

.services-header .section-label::before {
  display: none;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.service-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform;
}

/* Gradient border on hover */
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, var(--color-accent), transparent 40%, transparent 60%, var(--color-accent2));
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.service-card:hover::before {
  opacity: 1;
}

/* Spotlight glow that follows mouse */
.service-card::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, hsla(38, 85%, 55%, 0.18) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
  top: var(--mouse-y, 50%);
  left: var(--mouse-x, 50%);
}

.service-card:hover::after {
  opacity: 1;
}

.service-card:hover {
  border-color: transparent;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 60px hsla(38, 85%, 55%, 0.12), 0 0 100px hsla(38, 85%, 55%, 0.06);
  transform: perspective(800px) translateY(-12px) translateZ(15px);
}

.service-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, hsla(38, 85%, 55%, 0.12), hsla(200, 70%, 50%, 0.06));
  border-radius: var(--radius-md);
  margin-bottom: var(--space-6);
  color: var(--color-accent);
  transition: all var(--transition-base);
  transform: translateZ(20px);
}

.service-card:hover .service-icon {
  box-shadow: 0 0 35px hsla(38, 85%, 55%, 0.3), 0 0 60px hsla(38, 85%, 55%, 0.1);
  transform: translateZ(40px) scale(1.12);
  background: linear-gradient(135deg, hsla(38, 85%, 55%, 0.2), hsla(200, 70%, 50%, 0.12));
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-3);
  transform: translateZ(15px);
}

.service-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  transform: translateZ(10px);
}

/* ============================================
   PORTFOLIO — 3D Hover
   ============================================ */
.portfolio {
  padding: var(--space-32) 0;
  position: relative;
}

.portfolio-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-12);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-6);
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-item:first-child {
  grid-row: span 2;
}

.portfolio-item:hover {
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 40px hsla(38, 85%, 55%, 0.06);
  z-index: 2;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  min-height: 280px;
}

.portfolio-item:first-child img {
  min-height: 100%;
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, hsla(220, 15%, 4%, 0.95) 0%, hsla(220, 15%, 4%, 0.3) 40%, transparent 70%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-overlay h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-1);
  transform: translateY(10px);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-item:hover .portfolio-overlay h3 {
  transform: translateY(0);
}

.portfolio-overlay span {
  font-size: var(--text-sm);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  transform: translateY(10px);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.05s;
}

.portfolio-item:hover .portfolio-overlay span {
  transform: translateY(0);
}

/* View icon */
.portfolio-view {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.5);
  width: 56px;
  height: 56px;
  background: hsla(38, 85%, 55%, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid hsla(38, 85%, 55%, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  opacity: 0;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-item:hover .portfolio-view {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* ============================================
   TESTIMONIALS — Glass Cards
   ============================================ */
.testimonials {
  padding: var(--space-32) 0;
  background: var(--color-bg-alt);
  position: relative;
  overflow: hidden;
}

.testimonials-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.testimonials-header .section-desc {
  margin: 0 auto;
}

.testimonials-header .section-label::before {
  display: none;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.testimonial-card {
  padding: var(--space-8);
  background: hsla(220, 14%, 12%, 0.6);
  backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  transform-style: preserve-3d;
}

.testimonial-card:hover {
  transform: translateY(-6px) rotateX(2deg);
  border-color: hsla(38, 85%, 55%, 0.15);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 30px hsla(38, 85%, 55%, 0.04);
}

.testimonial-stars {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
  color: var(--color-accent);
}

.testimonial-card blockquote {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-bg);
}

.testimonial-info strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
}

.testimonial-info span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ============================================
   CTA SECTION — 3D Card
   ============================================ */
.cta-section {
  padding: var(--space-32) 0;
  position: relative;
}

.cta-inner {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-20) var(--space-16);
  text-align: center;
  overflow: hidden;
  transform-style: preserve-3d;
}

/* Animated gradient orb */
.cta-inner::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, hsla(38, 85%, 55%, 0.1) 0%, transparent 60%);
  top: -200px;
  right: -100px;
  animation: orb-float 8s ease-in-out infinite;
  pointer-events: none;
}

.cta-inner::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, hsla(200, 70%, 50%, 0.06) 0%, transparent 60%);
  bottom: -150px;
  left: -100px;
  animation: orb-float 10s ease-in-out infinite reverse;
  pointer-events: none;
}

@keyframes orb-float {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  50% {
    transform: translate(30px, -20px) scale(1.1);
  }
}

.cta-inner .section-title {
  max-width: 700px;
  margin: 0 auto var(--space-6);
}

.cta-inner .section-desc {
  max-width: 500px;
  margin: 0 auto var(--space-12);
}

.cta-inner .section-label::before {
  display: none;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  padding: var(--space-32) 0;
  background: var(--color-bg-alt);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.contact-item:hover {
  background: var(--color-surface);
  transform: translateX(8px);
}

.contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, hsla(38, 85%, 55%, 0.12), hsla(200, 70%, 50%, 0.06));
  border-radius: var(--radius-md);
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-item-text h4 {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.contact-item-text p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Contact Form — 3D focus */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow), 0 8px 20px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: var(--space-16) 0 var(--space-8);
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  max-width: 280px;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.social-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.social-icon:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: hsla(38, 85%, 55%, 0.08);
  transform: translateY(-3px);
  box-shadow: 0 4px 15px hsla(38, 85%, 55%, 0.1);
}

.footer-column h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-6);
}

.footer-column ul li {
  margin-bottom: var(--space-3);
}

.footer-column ul a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ============================================
   CUSTOM CURSOR
   ============================================ */
.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.1s ease-out;
  mix-blend-mode: difference;
}

.cursor-ring {
  width: 36px;
  height: 36px;
  border: 1px solid hsla(38, 85%, 55%, 0.5);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9998;
  transition: all 0.15s ease-out;
}

.cursor-ring.hover {
  width: 56px;
  height: 56px;
  border-color: var(--color-accent);
  background: hsla(38, 85%, 55%, 0.06);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-item:first-child {
    grid-row: span 1;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  :root {
    --text-6xl: 3rem;
    --text-5xl: 2.5rem;
    --text-4xl: 2rem;
  }

  .cursor-dot,
  .cursor-ring {
    display: none !important;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: hsla(220, 15%, 6%, 0.95);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--color-border);
    flex-direction: column;
    justify-content: center;
    padding: var(--space-8);
    gap: var(--space-6);
    transition: right var(--transition-slow);
  }

  .nav-links.active {
    right: 0;
  }

  .hamburger {
    display: flex;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }

  .cta-inner {
    padding: var(--space-12) var(--space-6);
  }

  .portfolio-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

  .floating-geo {
    display: none;
  }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .stagger>* {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero-bg img {
    transform: none;
    transition: none;
  }

  .hero-scroll-line {
    animation: none;
  }

  .geo-ring,
  .geo-diamond,
  .geo-dot,
  .geo-cube {
    animation: none;
  }

  .cursor-dot,
  .cursor-ring {
    display: none;
  }
}

/* Mobile overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.nav-overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* ============================================
   LIGHTBOX / GALLERY MODAL
   ============================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: hsla(220, 15%, 4%, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.lightbox-container {
  position: relative;
  width: 90%;
  max-width: 900px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: translateY(30px) scale(0.95);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox.active .lightbox-container {
  transform: translateY(0) scale(1);
}

.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
  margin-bottom: var(--space-4);
}

.lightbox-info h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
}

.lightbox-info span {
  font-size: var(--text-sm);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.lightbox-controls {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.lightbox-counter {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

.lightbox-close {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.lightbox-close:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: hsla(38, 85%, 55%, 0.08);
}

.lightbox-body {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.lightbox-image-wrapper {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  aspect-ratio: 16 / 10;
  position: relative;
}

.lightbox-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.4s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox-image-wrapper img.loading {
  opacity: 0;
  transform: scale(1.02);
}

.lightbox-nav {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  flex-shrink: 0;
  background: hsla(220, 14%, 12%, 0.6);
  backdrop-filter: blur(10px);
}

.lightbox-nav:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: hsla(38, 85%, 55%, 0.08);
  transform: scale(1.1);
}

.lightbox-thumbnails {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
  justify-content: center;
  overflow-x: auto;
  padding: var(--space-2) 0;
}

.lightbox-thumb {
  width: 72px;
  height: 48px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-fast);
  opacity: 0.5;
  flex-shrink: 0;
}

.lightbox-thumb.active {
  border-color: var(--color-accent);
  opacity: 1;
  box-shadow: 0 0 15px hsla(38, 85%, 55%, 0.2);
}

.lightbox-thumb:hover {
  opacity: 0.8;
}

.lightbox-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Lightbox responsive */
@media (max-width: 768px) {
  .lightbox-container {
    width: 95%;
  }

  .lightbox-nav {
    width: 36px;
    height: 36px;
  }

  .lightbox-nav svg {
    width: 18px;
    height: 18px;
  }

  .lightbox-info h3 {
    font-size: var(--text-base);
  }

  .lightbox-thumb {
    width: 56px;
    height: 38px;
  }

  .lightbox-image-wrapper {
    aspect-ratio: 4 / 3;
  }
}