/* ═══════════════════════════════════════
   ArchxFrames Studio — Global Styles
   No frameworks. Hand-written CSS3.
   ═══════════════════════════════════════ */

/* ─── CSS Custom Properties ─── */
:root {
  --bg-deep: #0a0a0b;
  --bg-surface: #111214;
  --surface-elevated: #1a1c1f;
  --surface-border: rgba(255, 255, 255, 0.08);
  --text-primary: #f2f2f2;
  --text-secondary: #9a9da3;
  --text-muted: #6a6d73;
  --accent-warm: #c9a36a;
  --silver-gradient: linear-gradient(135deg, #e8e8e8 0%, #b8bcc2 50%, #7d8288 100%);
  --silver-gradient-horizontal: linear-gradient(90deg, #e8e8e8 0%, #b8bcc2 50%, #7d8288 100%);
  --silver-solid: #b8bcc2;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-impact: 'Oswald', Impact, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --header-height: 80px;
  --header-height-mobile: 72px;
  --container-max: 1280px;
  --container-padding: clamp(1.25rem, 4vw, 3rem);

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-out-expo);
  --transition-base: 0.35s var(--ease-out-expo);
  --transition-slow: 0.65s var(--ease-out-expo);
}

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

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

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.65;
  color: var(--text-secondary);
  background: var(--bg-deep);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.no-js .reveal-up,
body.no-js .reveal-left,
body.no-js .reveal-right,
body.no-js .reveal-text,
body.no-js .reveal-line {
  opacity: 1 !important;
  transform: none !important;
}

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

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

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

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3, h4, p {
  margin: 0;
}

/* ─── Typography ─── */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.75rem, 7vw, 5.5rem);
}

h2 {
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  margin-bottom: 1.25rem;
}

h3 {
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1rem;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--silver-solid);
  margin-bottom: 1rem;
}

/* ─── Layout ─── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

section {
  position: relative;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.btn-primary {
  background: var(--silver-gradient);
  color: var(--bg-deep);
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.55) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.6s var(--ease-out-expo);
}

.btn-primary:hover::after {
  transform: translateX(120%);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(184, 188, 194, 0.18);
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--text-primary);
}

.btn-ghost:hover {
  border-color: var(--silver-solid);
  background: rgba(255, 255, 255, 0.05);
}

.btn-outline {
  padding: 0.65rem 1.35rem;
  border: 1px solid transparent;
  border-image: var(--silver-gradient-horizontal) 1;
  color: var(--text-primary);
  position: relative;
}

.btn-outline::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--silver-gradient);
  opacity: 0;
  transition: opacity var(--transition-fast);
  z-index: -1;
}

.btn-outline:hover::before {
  opacity: 1;
}

.btn-outline:hover {
  color: var(--bg-deep);
}

/* ─── Skip Link ─── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.25rem;
  background: var(--silver-gradient);
  color: var(--bg-deep);
  font-weight: 600;
  border-radius: 0 0 4px 4px;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

/* ─── Header ─── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: background var(--transition-base), border-color var(--transition-base), height var(--transition-base);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  height: var(--header-height-mobile);
  background: rgba(17, 18, 20, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--surface-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Logo */
.logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-mark {
  display: inline-flex;
  width: 36px;
  height: 36px;
}

.logo-mark svg {
  width: 100%;
  height: 100%;
}

.logo-text {
  font-family: var(--font-impact);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--silver-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo-img {
  height: 32px;
  width: auto;
}

/* Navigation */
.site-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-list {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  position: relative;
  padding: 0.25rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--silver-gradient);
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link:focus::after {
  width: 100%;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 0.5rem;
  z-index: 1002;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: flex;
  pointer-events: none;
}

.mobile-menu:not([hidden]) {
  pointer-events: auto;
}

.mobile-menu-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-menu:not([hidden]) .mobile-menu-backdrop {
  opacity: 1;
}

.mobile-menu-panel {
  position: relative;
  width: min(90%, 420px);
  margin-left: auto;
  height: 100%;
  background: var(--bg-surface);
  border-left: 1px solid var(--surface-border);
  padding: 6rem 2.5rem 2.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
}

.mobile-menu:not([hidden]) .mobile-menu-panel {
  transform: translateX(0);
}

.menu-close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-size: 2rem;
  color: var(--text-primary);
  width: 44px;
  height: 44px;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 6vw, 2.5rem);
  color: var(--text-primary);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--transition-base), transform var(--transition-base), color var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link:focus {
  color: var(--silver-solid);
}

.mobile-menu:not([hidden]) .mobile-nav-link {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu:not([hidden]) .mobile-nav-link:nth-child(1) { transition-delay: 0.08s; }
.mobile-menu:not([hidden]) .mobile-nav-link:nth-child(2) { transition-delay: 0.14s; }
.mobile-menu:not([hidden]) .mobile-nav-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu:not([hidden]) .mobile-nav-link:nth-child(4) { transition-delay: 0.26s; }
.mobile-menu:not([hidden]) .mobile-nav-link:nth-child(5) { transition-delay: 0.32s; }
.mobile-menu:not([hidden]) .mobile-nav-link:nth-child(6) { transition-delay: 0.38s; }

.mobile-nav-cta {
  margin-top: auto;
}

/* ─── Hero ─── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg-deep);
}

.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  will-change: transform;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-mobile-fallback {
  display: none;
  position: absolute;
  inset: 0;
}

.hero-mobile-fallback img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse at center, transparent 0%, rgba(10, 10, 11, 0.55) 70%, rgba(10, 10, 11, 0.92) 100%),
    linear-gradient(to top, rgba(10, 10, 11, 0.9) 0%, transparent 50%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: calc(var(--header-height) + 2rem) var(--container-padding) 6rem;
  width: 100%;
}

.hero-headline {
  max-width: 900px;
  margin-bottom: 1.5rem;
}

.hero-headline .reveal-line {
  display: block;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.hero-headline .reveal-line:nth-child(1) { transition-delay: 0.25s; }
.hero-headline .reveal-line:nth-child(2) { transition-delay: 0.4s; }

.hero.loaded .hero-headline .reveal-line,
.hero-headline .reveal-line.in-view {
  opacity: 1;
  transform: translateY(0);
}

.hero-subhead {
  max-width: 560px;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, var(--silver-solid), transparent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 0.4; }
  50% { transform: scaleY(0.6); opacity: 1; }
}

/* ─── Section Reveal Animations ─── */
.reveal-up,
.reveal-left,
.reveal-right,
.reveal-text {
  opacity: 0;
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-up {
  transform: translateY(32px);
}

.reveal-left {
  transform: translateX(-40px);
}

.reveal-right {
  transform: translateX(40px);
}

.reveal-text {
  transform: translateY(20px);
}

.in-view {
  opacity: 1;
  transform: translate(0, 0);
}

/* ─── Marquee Band ─── */
.marquee-band {
  padding: 4rem 0;
  overflow: hidden;
  background: var(--bg-surface);
  transform: rotate(-1.5deg) scale(1.02);
  margin: -1rem 0;
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
}

.marquee-row {
  display: flex;
  width: 100%;
  overflow: hidden;
  white-space: nowrap;
  user-select: none;
}

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

.marquee-track {
  display: inline-flex;
  align-items: center;
  animation: marquee-left 35s linear infinite;
  will-change: transform;
}

.marquee-row-b .marquee-track {
  animation: marquee-right 40s linear infinite;
}

.marquee-track span {
  font-family: var(--font-impact);
  font-size: clamp(3.5rem, 10vw, 9rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: 0 0.15em;
}

.marquee-row-a .marquee-track span:not(.sep) {
  background: var(--silver-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.marquee-row-b .marquee-track span:not(.sep) {
  color: transparent;
  -webkit-text-stroke: 1px var(--silver-solid);
  text-stroke: 1px var(--silver-solid);
}

.marquee-track .sep {
  font-size: clamp(1.5rem, 3vw, 3rem);
  color: var(--text-muted);
  padding: 0 0.35em;
}

@keyframes marquee-left {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes marquee-right {
  from { transform: translateX(-50%); }
  to { transform: translateX(0); }
}

/* ─── About ─── */
.about {
  padding: 8rem 0;
  background: var(--bg-deep);
  overflow: hidden;
}

.about-bg {
  position: absolute;
  inset: -15% 0;
  background-image: var(--bg-image);
  background-size: cover;
  background-position: center;
  opacity: 0.08;
  will-change: transform;
  pointer-events: none;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.about-image-wrap {
  position: relative;
}

.about-image-frame {
  position: relative;
  z-index: 2;
  border: 1px solid transparent;
  border-image: var(--silver-gradient) 1;
  padding: 0.5rem;
}

.about-image-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: grayscale(25%);
}

.about-image-shadow {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  right: -1.5rem;
  bottom: -1.5rem;
  background: var(--surface-elevated);
  z-index: 1;
}

.about-content p {
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}

.about-signoff {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.35rem;
  color: var(--text-primary);
  margin: 2rem 0 2.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
  margin-top: 2.5rem;
}

.stat-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.15rem;
}

.stat-number,
.stat-suffix {
  font-family: var(--font-impact);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  background: var(--silver-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

.stat-label {
  width: 100%;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

/* ─── Services ─── */
.services {
  padding: 8rem 0;
  background: var(--bg-surface);
}

.section-header {
  max-width: 720px;
  margin-bottom: 4rem;
}

.section-header p {
  font-size: 1.05rem;
}

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

.service-card {
  position: relative;
  background: var(--surface-elevated);
  border: 1px solid var(--surface-border);
  border-radius: 2px;
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.service-card-media {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.service-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  opacity: 0.55;
  transition: transform var(--transition-slow), opacity var(--transition-base);
}

.service-card:hover .service-card-media img {
  transform: scale(1.12);
  opacity: 0.9;
}

.service-card-body {
  position: relative;
  z-index: 2;
  padding: 1.75rem;
  background: var(--surface-elevated);
}

.service-card-body h3 {
  background: var(--silver-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.service-card-body p {
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.service-link:hover {
  color: var(--silver-solid);
  gap: 0.65rem;
}

/* ─── Parallax Breaker ─── */
.parallax-breaker {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-deep);
}

.breaker-bg {
  position: absolute;
  inset: -15% 0;
  background-image: var(--bg-image);
  background-size: cover;
  background-position: center;
  will-change: transform;
  z-index: 0;
}

.breaker-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to bottom, rgba(10,10,11,0.7), rgba(10,10,11,0.75));
}

.breaker-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem var(--container-padding);
}

.breaker-quote {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 600;
  color: var(--text-primary);
  max-width: 900px;
  line-height: 1.1;
}

.breaker-light .breaker-overlay {
  background: linear-gradient(to bottom, rgba(10,10,11,0.55), rgba(10,10,11,0.65));
}

/* ─── Portfolio ─── */
.portfolio {
  padding: 8rem 0;
  background: var(--bg-deep);
}

.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.filter-btn {
  padding: 0.6rem 1.25rem;
  border: 1px solid var(--surface-border);
  border-radius: 2px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  background: transparent;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn:focus {
  border-color: var(--silver-solid);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--silver-gradient);
  border-color: transparent;
  color: var(--bg-deep);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 320px;
  gap: 1rem;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  cursor: pointer;
  background: var(--surface-elevated);
}

.portfolio-item.hidden {
  display: none;
}

.portfolio-item.featured {
  grid-column: span 2;
  grid-row: span 2;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), opacity var(--transition-base);
}

.portfolio-item:hover img {
  transform: scale(1.08);
  opacity: 0.75;
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(10,10,11,0.95) 0%, rgba(10,10,11,0.3) 50%, transparent 100%);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
  transform: translateY(0);
}

.portfolio-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--silver-solid);
  margin-bottom: 0.5rem;
}

.portfolio-overlay h3 {
  font-size: clamp(1.1rem, 1.8vw, 1.5rem);
  margin-bottom: 0.25rem;
}

.portfolio-meta {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
}

.portfolio-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(10, 10, 11, 0.65);
  border: 1px solid var(--silver-solid);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  opacity: 0;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

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

.portfolio-play:hover {
  transform: translate(-50%, -50%) scale(1.1);
  background: var(--silver-gradient);
  color: var(--bg-deep);
}

/* ─── Process ─── */
.process {
  padding: 8rem 0;
  background: var(--bg-surface);
}

.process-timeline {
  position: relative;
}

.process-line {
  position: absolute;
  top: 3.5rem;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--surface-border);
  overflow: hidden;
}

.process-line span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--silver-gradient);
  transition: width 1.2s var(--ease-out-expo);
}

.process-line.in-view span {
  width: 100%;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  counter-reset: process;
}

.process-step {
  position: relative;
  padding-top: 5.5rem;
}

.process-number {
  position: absolute;
  top: 0;
  left: 0;
  font-family: var(--font-impact);
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--silver-solid);
  text-stroke: 1.5px var(--silver-solid);
  line-height: 1;
  opacity: 0.7;
}

.process-step h3 {
  margin-bottom: 0.75rem;
}

.process-step p {
  font-size: 0.95rem;
}

/* ─── Testimonials ─── */
.testimonials {
  padding: 8rem 0;
  background: var(--bg-deep);
}

.testimonial-slider {
  position: relative;
  max-width: 820px;
  margin: 0 auto;
}

.testimonial-track {
  position: relative;
  min-height: 260px;
}

.testimonial-slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s var(--ease-out-expo), transform 0.6s var(--ease-out-expo);
  pointer-events: none;
}

.testimonial-slide.active {
  position: relative;
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

.testimonial-slide p {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2rem);
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.45;
  margin-bottom: 2rem;
}

.testimonial-slide footer cite {
  display: block;
  font-style: normal;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  margin-bottom: 0.35rem;
}

.testimonial-slide footer span {
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
}

.testimonial-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.testimonial-dot.active {
  background: var(--silver-solid);
  transform: scale(1.3);
}

.testimonial-dot:hover {
  background: var(--text-secondary);
}

/* ─── Contact ─── */
.contact {
  position: relative;
  padding: 8rem 0;
  background: var(--bg-surface);
  overflow: hidden;
}

.contact-bg {
  position: absolute;
  inset: -15% 0;
  background-image: var(--bg-image);
  background-size: cover;
  background-position: center;
  opacity: 0.06;
  will-change: transform;
  pointer-events: none;
}

.contact-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.contact-info p {
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.contact-details {
  margin-bottom: 2rem;
}

.contact-details li {
  margin-bottom: 0.75rem;
  font-size: 1.05rem;
}

.contact-details a {
  color: var(--text-primary);
  position: relative;
}

.contact-details a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--silver-gradient);
  transition: width var(--transition-fast);
}

.contact-details a:hover::after {
  width: 100%;
}

.contact-social {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-social a {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--surface-border);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.contact-social a:hover {
  color: var(--silver-solid);
  border-color: var(--silver-solid);
  transform: translateY(-3px);
}

.contact-social svg {
  width: 18px;
  height: 18px;
}

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

/* Contact form */
.contact-form-wrap {
  background: var(--surface-elevated);
  border: 1px solid var(--surface-border);
  border-radius: 2px;
  padding: 2.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-field label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--surface-border);
  border-radius: 2px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--silver-solid);
  background: rgba(255, 255, 255, 0.05);
}

.form-field input.error,
.form-field textarea.error {
  border-color: #c96a6a;
}

.error-message {
  font-size: 0.8rem;
  color: #d68a8a;
  min-height: 1.2em;
}

.btn-submit {
  width: 100%;
  margin-top: 0.5rem;
}

.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(10,10,11,0.3);
  border-top-color: var(--bg-deep);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.btn-submit.loading .btn-text {
  opacity: 0.7;
}

.btn-submit.loading .btn-spinner {
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.form-status {
  min-height: 1.5em;
  font-size: 0.95rem;
  text-align: center;
}

.form-status.success {
  color: #8bc98b;
}

.form-status.error {
  color: #d68a8a;
}

/* ─── Footer ─── */
.site-footer {
  padding: 4rem 0 2.5rem;
  background: var(--bg-deep);
  border-top: 1px solid var(--surface-border);
}

.footer-inner {
  position: relative;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.footer-brand .logo-link {
  margin-bottom: 1rem;
}

.footer-tagline {
  font-size: 0.95rem;
  max-width: 280px;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-nav a {
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--silver-solid);
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--surface-border);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  color: var(--silver-solid);
  border-color: var(--silver-solid);
}

.footer-social svg {
  width: 16px;
  height: 16px;
}

.footer-copy {
  grid-column: 1 / -1;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 2rem;
  margin-bottom: 0;
}

.back-to-top {
  position: absolute;
  right: var(--container-padding);
  bottom: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border: 1px solid var(--surface-border);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.back-to-top:hover {
  color: var(--silver-solid);
  border-color: var(--silver-solid);
  transform: translateY(-3px);
}

.back-to-top svg {
  width: 18px;
  height: 18px;
}

/* ─── Lightbox ─── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 11, 0.96);
  backdrop-filter: blur(8px);
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox:not([hidden]) {
  opacity: 1;
  visibility: visible;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  color: var(--text-primary);
  font-size: 2rem;
  z-index: 10;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.lightbox-close:hover {
  color: var(--silver-solid);
  transform: rotate(90deg);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all var(--transition-fast);
}

.lightbox-nav:hover {
  border-color: var(--silver-solid);
  color: var(--silver-solid);
}

.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

.lightbox-stage {
  position: relative;
  max-width: 1100px;
  max-height: 78vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img,
.lightbox-video {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 2px;
}

.lightbox-video {
  width: 100%;
}

.lightbox-caption {
  margin-top: 1.5rem;
  text-align: center;
}

.lightbox-title {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.lightbox-meta {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
}

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

  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem 2rem;
  }

  .process-line {
    display: none;
  }
}

@media (max-width: 900px) {
  .site-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

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

  .about-image-wrap {
    max-width: 500px;
    margin: 0 auto;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .footer-brand .logo-link {
    justify-content: center;
  }

  .footer-tagline {
    margin: 0 auto;
  }

  .footer-nav ul {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .footer-social {
    justify-content: center;
  }

  .back-to-top {
    position: static;
    margin: 1.5rem auto 0;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 72px;
  }

  html {
    scroll-behavior: auto;
  }

  .hero-video {
    display: none;
  }

  .hero-mobile-fallback {
    display: block;
  }

  .hero-content {
    padding-top: calc(var(--header-height) + 1.5rem);
  }

  .marquee-band {
    transform: rotate(0);
    margin: 0;
  }

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

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 220px;
  }

  .portfolio-item.featured {
    grid-column: span 2;
    grid-row: span 2;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

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

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

  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
  .lightbox-nav {
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
  }
}

@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-item.featured {
    grid-column: span 1;
    grid-row: span 1;
  }

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

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .portfolio-filters {
    gap: 0.5rem;
  }

  .filter-btn {
    padding: 0.5rem 0.9rem;
    font-size: 0.7rem;
  }
}

/* ─── Reduced Motion ─── */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero-video {
    display: none;
  }

  .hero-mobile-fallback {
    display: block;
  }

  .scroll-line {
    animation: none;
  }

  [data-parallax] {
    transform: none !important;
  }

  .reveal-up,
  .reveal-left,
  .reveal-right,
  .reveal-text,
  .reveal-line {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ─── Focus Styles ─── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--silver-solid);
  outline-offset: 2px;
}

/* ─── Utility ─── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}