/* ============================================
   9Bros — Design System & Global Styles
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Core Palette */
  --color-bg:             #070707;
  --color-bg-elevated:    #0e0e0e;
  --color-bg-subtle:      #151515;
  --color-surface:        #111111;
  --color-surface-hover:  #1a1a1a;

  --color-text-primary:   #f0f0f0;
  --color-text-secondary: #8a8a8a;
  --color-text-muted:     #505050;

  --color-accent:         #c8ff00;
  --color-accent-dim:     rgba(200, 255, 0, 0.12);
  --color-accent-glow:    rgba(200, 255, 0, 0.06);

  --color-border:         #1e1e1e;
  --color-border-hover:   #2e2e2e;
  --color-border-active:  #3a3a3a;

  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  --text-display:   clamp(2.8rem, 6vw, 5.5rem);
  --text-h1:        clamp(2.2rem, 4.5vw, 3.8rem);
  --text-h2:        clamp(1.6rem, 3vw, 2.4rem);
  --text-h3:        clamp(1.15rem, 2vw, 1.4rem);
  --text-body:      1rem;
  --text-body-lg:   1.125rem;
  --text-small:     0.875rem;
  --text-xs:        0.75rem;

  --weight-light:    300;
  --weight-regular:  400;
  --weight-medium:   500;
  --weight-semibold: 600;
  --weight-bold:     700;
  --weight-extrabold:800;
  --weight-black:    900;

  --leading-tight:   1.08;
  --leading-snug:    1.25;
  --leading-normal:  1.6;
  --leading-relaxed: 1.8;

  --tracking-tighter: -0.03em;
  --tracking-tight:   -0.02em;
  --tracking-normal:   0;
  --tracking-wide:     0.06em;
  --tracking-wider:    0.1em;

  /* Spacing */
  --space-xs:   0.25rem;
  --space-sm:   0.5rem;
  --space-md:   1rem;
  --space-lg:   1.5rem;
  --space-xl:   2rem;
  --space-2xl:  3rem;
  --space-3xl:  4rem;
  --space-4xl:  6rem;
  --space-5xl:  8rem;

  --section-padding: clamp(5rem, 12vw, 9rem);
  --container-max:   1200px;
  --container-padding: clamp(1.25rem, 4vw, 2rem);

  /* Border & Radius */
  --radius-sm:    8px;
  --radius-md:    12px;
  --radius-lg:    16px;
  --radius-xl:    24px;
  --radius-full:  9999px;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   600ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.4);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg:   0 8px 40px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 60px var(--color-accent-glow);

  /* Blur */
  --blur-sm:  8px;
  --blur-md:  16px;
  --blur-lg:  24px;
}


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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

ul, ol {
  list-style: none;
}

img, video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

::selection {
  background: var(--color-accent);
  color: var(--color-bg);
}

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

.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-label {
  font-size: calc(var(--text-xs) * 2);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  display: inline-block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-h1);
  font-weight: var(--weight-extrabold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tighter);
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  font-size: var(--text-body-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  max-width: 600px;
}

.divider {
  height: 1px;
  background: var(--color-border);
  border: none;
  margin: 0;
}


/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  background: rgba(7, 7, 7, 0.6);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.nav.scrolled {
  border-bottom-color: var(--color-border);
  background: rgba(7, 7, 7, 0.85);
}

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

.nav-logo {
  font-family: var(--font-heading);
  font-size: calc(1.35rem * 1.3);
  font-weight: var(--weight-black);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

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

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

.nav-links a {
  font-size: var(--text-small);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

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

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

.nav-cta {
  font-size: var(--text-small);
  font-weight: var(--weight-semibold);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-bg);
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
}

.nav-cta:hover {
  transform: scale(1.03);
  box-shadow: 0 0 20px var(--color-accent-dim);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* Mobile nav overlay */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(7, 7, 7, 0.97);
  backdrop-filter: blur(var(--blur-lg));
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.nav-mobile.open {
  display: flex;
  opacity: 1;
  pointer-events: auto;
}

.nav-mobile a {
  font-size: var(--text-h2);
  font-weight: var(--weight-bold);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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


/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

/* Radial gradient glow */
.hero-glow {
  position: absolute;
  width: 800px;
  height: 800px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  pointer-events: none;
}

.hero-glow--1 {
  top: -200px;
  right: -200px;
  background: var(--color-accent);
}

.hero-glow--2 {
  bottom: -300px;
  left: -100px;
  background: #00d4ff;
  opacity: 0.08;
}

/* Grid lines background */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, black 20%, transparent 100%);
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: var(--space-3xl);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 850px;
}

/* ---- Hero 3D model viewer ---- */
.hero-visual {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: transparent;
  border: none;
  box-shadow: none;
}

.hero-model {
  width: 100%;
  height: 100%;
  --poster-color: transparent;
  background: transparent;
  outline: none;
}

.model-progress {
  display: block;
  width: 40%;
  height: 3px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  transition: transform 0.2s ease;
  transform-origin: left;
}

.model-status {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  text-align: center;
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  pointer-events: none;
}

.model-status span {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.model-status.error {
  color: var(--color-accent);
}

.model-hint {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: rgba(10, 10, 10, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-secondary);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-black);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tighter);
  color: var(--color-text-primary);
  margin-bottom: var(--space-xl);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--color-accent) 0%, #00d4ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 560px;
  margin-bottom: var(--space-2xl);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-weight: var(--weight-semibold);
  font-size: var(--text-small);
  border-radius: var(--radius-full);
  padding: 0.75rem 1.75rem;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 25px var(--color-accent-dim);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-border-hover);
  background: var(--color-surface);
  transform: translateY(-2px);
}

.btn-icon {
  width: 18px;
  height: 18px;
}


/* ============================================
   CLIENTS / LOGOS
   ============================================ */
.clients {
  padding: var(--space-4xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.clients-label {
  text-align: center;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2xl);
}

.clients-track {
  display: flex;
  align-items: center;
  gap: var(--space-4xl);
  animation: marquee 30s linear infinite;
  width: max-content;
}

.clients-track:hover {
  animation-play-state: paused;
}

.client-logo {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: var(--weight-bold);
  color: var(--color-text-muted);
  white-space: nowrap;
  opacity: 0.5;
  transition: opacity var(--transition-base);
  user-select: none;
}

.client-logo:hover {
  opacity: 0.8;
}

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


/* ============================================
   SERVICES
   ============================================ */
.services {
  background: var(--color-bg);
}

.services-header {
  margin-bottom: var(--space-4xl);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent-dim), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

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

.service-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: 1.25rem;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: calc(var(--text-h3) * 1.2);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

.service-card p {
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

.services-divider {
  text-align: center;
  margin: var(--space-3xl) 0;
  position: relative;
}

.services-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-border);
}

.services-divider span {
  position: relative;
  z-index: 1;
  background: var(--color-bg);
  padding: 0 var(--space-xl);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-muted);
}


/* ============================================
   PORTFOLIO / SHOWCASE
   ============================================ */
.portfolio {
  background: var(--color-bg-elevated);
}

.portfolio-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-4xl);
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.portfolio-filters {
  display: flex;
  gap: var(--space-sm);
}

.filter-btn {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.portfolio-item {
  position: relative;
  display: block;
  width: 100%;
  text-align: left;
  font-family: inherit;
  color: inherit;
  padding: 0;
  margin: 0;
  -webkit-appearance: none;
  appearance: none;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  cursor: pointer;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.portfolio-item:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
}

.portfolio-item:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  box-sizing: border-box;
  padding: 24px 24px 70px;
  transition: transform var(--transition-slow);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 55%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg);
  opacity: 1;
  transition: opacity var(--transition-base);
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.portfolio-overlay h4 {
  font-size: var(--text-h3);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-xs);
}

.portfolio-overlay .tag {
  font-size: var(--text-xs);
  color: var(--color-accent);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

/* Portfolio: hint + "View in 3D" cue */
.portfolio-hint {
  font-size: var(--text-body);
  color: var(--color-text-secondary);
  margin-top: var(--space-md);
}

.portfolio-filters {
  flex-wrap: wrap;
}

.portfolio-empty {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  text-align: center;
  min-height: 300px;
  padding: var(--space-3xl) var(--space-xl);
  border: 1px dashed var(--color-border-hover);
  border-radius: var(--radius-lg);
  color: var(--color-text-muted);
}

.portfolio-empty svg {
  width: 42px;
  height: 42px;
  opacity: 0.6;
}

.portfolio-empty p {
  font-size: var(--text-body);
}

.portfolio-cue {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  opacity: 0;
  transform: translateY(-6px);
  transition: all var(--transition-base);
}

.portfolio-cue svg { width: 14px; height: 14px; }

.portfolio-item:hover .portfolio-cue,
.portfolio-item:focus-visible .portfolio-cue {
  opacity: 1;
  transform: translateY(0);
}

/* ---- 3D model modal ---- */
.model-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 3rem);
}

.model-modal.open { display: flex; }

.model-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.model-modal-dialog {
  position: relative;
  width: min(960px, 100%);
  height: min(80vh, 720px);
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.modal-model {
  width: 100%;
  height: 100%;
  background: #ffffff;
  --poster-color: #ffffff;
  outline: none;
}

.model-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 3;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-base);
}

.model-modal-close svg { width: 18px; height: 18px; }

.model-modal-close:hover {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

.model-modal-caption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: 4px;
  pointer-events: none;
}

.model-modal-caption .tag {
  font-size: var(--text-xs);
  color: #5f7a00;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: var(--weight-semibold);
}

.model-modal-caption h4 {
  font-size: var(--text-h3);
  font-weight: var(--weight-bold);
  color: #0a0a0a;
}

.model-modal-drag {
  font-size: var(--text-xs);
  color: #666666;
}

/* ---- 2D image gallery modal ---- */
.gallery-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(0.5rem, 3vw, 2rem);
}

.gallery-modal.open { display: flex; }

.gallery-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.gallery-dialog {
  position: relative;
  width: min(1000px, 100%);
  height: min(88vh, 860px);
  display: flex;
  flex-direction: column;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.gallery-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 5;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-base);
}

.gallery-close svg { width: 18px; height: 18px; }

.gallery-close:hover {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

.gallery-caption {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 4;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.85);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.gallery-caption .tag {
  font-size: var(--text-xs);
  color: #5f7a00;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: var(--weight-semibold);
}

.gallery-caption h4 {
  font-size: var(--text-h3);
  font-weight: var(--weight-bold);
  color: #0a0a0a;
}

.gallery-stage {
  position: relative;
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  padding: var(--space-xl);
}

.gallery-main {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 10, 0.55);
  border: none;
  color: #ffffff;
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base);
  z-index: 3;
}

.gallery-nav svg { width: 22px; height: 22px; }
.gallery-nav:hover { background: var(--color-accent); color: var(--color-bg); }
.gallery-prev { left: 14px; }
.gallery-next { right: 14px; }

.gallery-counter {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(10, 10, 10, 0.6);
  color: #ffffff;
  font-size: var(--text-xs);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.gallery-strip {
  flex: 0 0 auto;
  display: flex;
  gap: 8px;
  padding: 12px;
  overflow-x: auto;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
}

.gallery-thumb {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  padding: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid transparent;
  background: #ffffff;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gallery-thumb.active { border-color: var(--color-accent); }


/* ============================================
   PROCESS
   ============================================ */
.process {
  background: var(--color-bg);
}

.process-header {
  margin-bottom: var(--space-4xl);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
}

/* Connecting line */
.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border-hover), var(--color-border-hover), transparent);
}

.process-step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-xl);
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--weight-black);
  color: var(--color-accent);
  position: relative;
  z-index: 1;
  transition: all var(--transition-base);
}

.process-step:hover .step-number {
  border-color: var(--color-accent);
  box-shadow: 0 0 30px var(--color-accent-dim);
}

.process-step h3 {
  font-size: var(--text-h3);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-sm);
}

.process-step p {
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  max-width: 220px;
  margin: 0 auto;
}


/* ============================================
   STATS
   ============================================ */
.stats {
  padding: var(--space-4xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

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

.stat-item {
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--color-border);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: var(--text-h1);
  font-weight: var(--weight-black);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-tighter);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.stat-number .accent {
  color: var(--color-accent);
}

.stat-label {
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  font-weight: var(--weight-medium);
}


/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
  background: var(--color-bg-elevated);
}

.testimonials-header {
  margin-bottom: var(--space-4xl);
}

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

.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.testimonial-stars {
  color: var(--color-accent);
  font-size: var(--text-small);
  margin-bottom: var(--space-lg);
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: var(--text-body);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-xl);
  font-style: italic;
}

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

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--weight-bold);
  font-size: var(--text-small);
  color: var(--color-accent);
}

.testimonial-info h5 {
  font-size: var(--text-small);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
}

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


/* ============================================
   CTA SECTION
   ============================================ */
.cta {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(150px);
  opacity: 0.1;
  pointer-events: none;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-accent);
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: var(--text-h1);
  font-weight: var(--weight-black);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tighter);
  margin-bottom: var(--space-lg);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-subtitle {
  font-size: var(--text-body-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}


/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: var(--space-4xl) 0 var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-4xl);
}

.footer-brand p {
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  margin-top: var(--space-md);
  max-width: 320px;
}

.footer-col h4 {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.footer-col a {
  display: block;
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-text-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer-socials {
  display: flex;
  gap: var(--space-md);
}

.footer-socials a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.footer-socials a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}


/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }
.reveal-delay-5 { transition-delay: 500ms; }
.reveal-delay-6 { transition-delay: 600ms; }

/* Hero stagger */
.hero-content .reveal {
  transform: translateY(20px);
}


/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .hero-visual {
    max-width: 460px;
    margin: 0 auto;
    aspect-ratio: 4 / 3;
  }

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

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }

  .process-steps::before {
    display: none;
  }

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

  .stat-item:not(:last-child)::after {
    display: none;
  }

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

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

@media (max-width: 768px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: var(--space-4xl);
  }

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

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

  .portfolio-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .process-steps {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

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

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .clients-track {
    animation: none;
  }
}