/* ============================================
   آذرکَن (Azarcan) — Design System
   Luxury Persian Lighting Design House
   ============================================ */

/* --- Design Tokens --- */
:root {
  /* Colors */
  --c-bg: #080808;
  --c-surface: #111111;
  --c-surface-2: #1A1A1A;
  --c-surface-3: #242424;
  --c-text: #F0EBE3;
  --c-text-2: #C4BDB2;
  --c-text-muted: #8A8578;
  --c-accent: #C9A84C;
  --c-accent-bright: #E8B94A;
  --c-accent-dim: #9A7A2E;
  --c-copper: #B87333;
  --c-deep: #0D1B2A;
  --c-overlay: rgba(8, 8, 8, 0.75);
  --c-glow: rgba(201, 168, 76, 0.15);
  --c-glow-strong: rgba(201, 168, 76, 0.3);

  /* Typography */
  --f-primary: 'Vazirmatn', 'Tahoma', 'Segoe UI', sans-serif;
  --f-size-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.8rem);
  --f-size-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.9rem);
  --f-size-base: clamp(0.95rem, 0.85rem + 0.5vw, 1.1rem);
  --f-size-md: clamp(1.1rem, 0.95rem + 0.75vw, 1.35rem);
  --f-size-lg: clamp(1.4rem, 1.1rem + 1.5vw, 2rem);
  --f-size-xl: clamp(1.8rem, 1.3rem + 2.5vw, 3rem);
  --f-size-2xl: clamp(2.5rem, 1.5rem + 5vw, 4.5rem);
  --f-size-3xl: clamp(3rem, 1.5rem + 7.5vw, 7rem);
  --f-size-hero: clamp(3.5rem, 2rem + 8vw, 9rem);
  --f-weight-light: 300;
  --f-weight-regular: 400;
  --f-weight-medium: 500;
  --f-weight-bold: 700;
  --f-weight-black: 900;
  --f-leading-tight: 1.1;
  --f-leading-normal: 1.7;
  --f-leading-relaxed: 2;
  --f-tracking-tight: -0.02em;
  --f-tracking-normal: 0;
  --f-tracking-wide: 0.08em;
  --f-tracking-wider: 0.15em;

  /* Spacing */
  --sp-2: 0.125rem;
  --sp-4: 0.25rem;
  --sp-8: 0.5rem;
  --sp-12: 0.75rem;
  --sp-16: 1rem;
  --sp-24: 1.5rem;
  --sp-32: 2rem;
  --sp-48: 3rem;
  --sp-64: 4rem;
  --sp-80: 5rem;
  --sp-96: 6rem;
  --sp-128: 8rem;
  --sp-160: 10rem;
  --sp-192: 12rem;

  /* Layout */
  --max-width: 1400px;
  --max-width-narrow: 900px;
  --max-width-wide: 1600px;
  --gutter: clamp(1rem, 2vw, 2.5rem);

  /* Radius */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-out-circ: cubic-bezier(0.85, 0, 0.15, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 0.2s;
  --dur-normal: 0.4s;
  --dur-slow: 0.8s;
  --dur-slower: 1.2s;
  --dur-slowest: 2s;

  /* Z-index */
  --z-cursor: 10000;
  --z-nav: 1000;
  --z-overlay: 900;
  --z-sticky: 100;
  --z-base: 1;
  --z-below: -1;

  /* 3D */
  --perspective: 1200px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: var(--c-accent-dim) var(--c-bg);
}

html::-webkit-scrollbar {
  width: 6px;
}
html::-webkit-scrollbar-track {
  background: var(--c-bg);
}
html::-webkit-scrollbar-thumb {
  background: var(--c-accent-dim);
  border-radius: var(--r-full);
}

body {
  font-family: var(--f-primary);
  font-size: var(--f-size-base);
  font-weight: var(--f-weight-regular);
  line-height: var(--f-leading-normal);
  color: var(--c-text);
  background-color: var(--c-bg);
  direction: rtl;
  text-align: right;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: none;
}

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

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

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

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

ul, ol {
  list-style: none;
}

/* --- Custom Cursor --- */
.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--c-accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--ease-out-expo),
              height 0.3s var(--ease-out-expo),
              background 0.3s ease,
              opacity 0.3s ease;
  mix-blend-mode: difference;
  will-change: transform;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(201, 168, 76, 0.4);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.4s var(--ease-out-expo),
              height 0.4s var(--ease-out-expo),
              border-color 0.4s ease,
              opacity 0.4s ease,
              background 0.4s ease;
  will-change: transform;
}

.cursor-dot.is-hover {
  width: 12px;
  height: 12px;
  background: var(--c-accent-bright);
}

.cursor-ring.is-hover {
  width: 60px;
  height: 60px;
  border-color: var(--c-accent);
  background: rgba(201, 168, 76, 0.06);
}

.cursor-dot.is-text {
  width: 3px;
  height: 28px;
  border-radius: 2px;
  background: var(--c-accent);
}

.cursor-ring.is-text {
  opacity: 0;
}

.cursor-dot.is-hidden,
.cursor-ring.is-hidden {
  opacity: 0;
}

.cursor-label {
  position: fixed;
  pointer-events: none;
  z-index: var(--z-cursor);
  font-size: var(--f-size-xs);
  font-weight: var(--f-weight-medium);
  letter-spacing: var(--f-tracking-wider);
  color: var(--c-accent);
  text-transform: uppercase;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
  will-change: transform, opacity;
}

.cursor-label.is-visible {
  opacity: 1;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: var(--z-nav);
  padding: var(--sp-24) var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.5s ease, backdrop-filter 0.5s ease, padding 0.4s ease;
}

.nav.is-scrolled {
  background: rgba(8, 8, 8, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--sp-16) var(--gutter);
  border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}

.nav__brand {
  font-size: var(--f-size-md);
  font-weight: var(--f-weight-bold);
  letter-spacing: var(--f-tracking-wide);
  color: var(--c-accent);
  position: relative;
}

.nav__brand::after {
  content: '';
  position: absolute;
  bottom: -2px;
  right: 0;
  width: 100%;
  height: 1px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-out-expo);
}

.nav__brand:hover::after {
  transform: scaleX(1);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-32);
}

.nav__link {
  font-size: var(--f-size-sm);
  font-weight: var(--f-weight-medium);
  letter-spacing: var(--f-tracking-wide);
  color: var(--c-text-2);
  position: relative;
  padding: var(--sp-4) 0;
  transition: color 0.3s ease;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 100%;
  height: 1px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-out-expo);
}

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

.nav__link:hover::after,
.nav__link.is-active::after {
  transform: scaleX(1);
}

.nav__cta {
  font-size: var(--f-size-sm);
  font-weight: var(--f-weight-medium);
  letter-spacing: var(--f-tracking-wide);
  color: var(--c-bg);
  background: var(--c-accent);
  padding: var(--sp-10) var(--sp-24);
  border-radius: var(--r-full);
  transition: background 0.3s ease, transform 0.3s var(--ease-spring);
}

.nav__cta:hover {
  background: var(--c-accent-bright);
  transform: scale(1.05);
}

/* Mobile Menu Button */
.nav__menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  gap: 6px;
  cursor: none;
}

.nav__menu-btn span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--c-text);
  transition: transform 0.4s var(--ease-out-expo), opacity 0.3s ease;
  transform-origin: center;
}

.nav__menu-btn.is-open span:nth-child(1) {
  transform: translateY(3.75px) rotate(45deg);
}
.nav__menu-btn.is-open span:nth-child(2) {
  opacity: 0;
}
.nav__menu-btn.is-open span:nth-child(3) {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-nav) - 1);
  background: var(--c-bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--sp-32);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease-out-expo);
}

.mobile-menu.is-open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu__link {
  font-size: var(--f-size-xl);
  font-weight: var(--f-weight-bold);
  color: var(--c-text);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s var(--ease-out-expo), color 0.3s ease;
}

.mobile-menu.is-open .mobile-menu__link {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu.is-open .mobile-menu__link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu.is-open .mobile-menu__link:nth-child(5) { transition-delay: 0.3s; }

.mobile-menu__link:hover {
  color: var(--c-accent);
}

/* --- Progress Bar --- */
.progress-bar {
  position: fixed;
  top: 0;
  right: 0;
  height: 2px;
  background: var(--c-accent);
  z-index: calc(var(--z-nav) + 1);
  transform-origin: right;
  transform: scaleX(0);
  will-change: transform;
}

/* --- Sections (General) --- */
.section {
  position: relative;
  overflow: hidden;
}

.section__container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-12);
  font-size: var(--f-size-xs);
  font-weight: var(--f-weight-medium);
  letter-spacing: var(--f-tracking-wider);
  color: var(--c-accent);
  text-transform: uppercase;
  margin-bottom: var(--sp-32);
}

.section__label::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--c-accent);
}

.section__heading {
  font-size: var(--f-size-2xl);
  font-weight: var(--f-weight-bold);
  line-height: var(--f-leading-tight);
  letter-spacing: var(--f-tracking-tight);
  color: var(--c-text);
}

.section__subheading {
  font-size: var(--f-size-md);
  font-weight: var(--f-weight-light);
  line-height: var(--f-leading-relaxed);
  color: var(--c-text-2);
  max-width: var(--max-width-narrow);
}

/* --- Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out-expo),
              transform 0.8s var(--ease-out-expo);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s var(--ease-out-expo),
              transform 0.8s var(--ease-out-expo);
}

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

.reveal-blur {
  opacity: 0;
  filter: blur(10px);
  transform: translateY(20px);
  transition: opacity 1s var(--ease-out-expo),
              filter 1s var(--ease-out-expo),
              transform 1s var(--ease-out-expo);
}

.reveal-blur.is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

/* =========================================
   SCENE 01 — Cinematic Hero
   ========================================= */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero__canvas canvas {
  width: 100%;
  height: 100%;
}

.hero__gradient {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: radial-gradient(ellipse at 50% 50%, transparent 0%, var(--c-bg) 70%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-24);
}

.hero__brand {
  font-size: var(--f-size-hero);
  font-weight: var(--f-weight-black);
  letter-spacing: var(--f-tracking-wide);
  color: var(--c-text);
  line-height: var(--f-leading-tight);
  opacity: 0;
  transform: translateY(30px) scale(0.95);
  animation: heroBrandReveal 1.5s var(--ease-out-expo) 0.3s forwards;
}

.hero__brand span {
  display: inline-block;
  background: linear-gradient(135deg, var(--c-text) 0%, var(--c-accent) 50%, var(--c-text) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s ease-in-out infinite;
}

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

@keyframes heroBrandReveal {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.hero__tagline {
  font-size: var(--f-size-md);
  font-weight: var(--f-weight-light);
  color: var(--c-text-muted);
  letter-spacing: var(--f-tracking-wide);
  opacity: 0;
  animation: heroFadeUp 1s var(--ease-out-expo) 0.9s forwards;
}

.hero__line {
  width: 60px;
  height: 1px;
  background: var(--c-accent);
  opacity: 0;
  transform: scaleX(0);
  animation: heroLineReveal 0.8s var(--ease-out-expo) 1.3s forwards;
}

@keyframes heroLineReveal {
  to {
    opacity: 1;
    transform: scaleX(1);
  }
}

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-12);
  font-size: var(--f-size-sm);
  font-weight: var(--f-weight-medium);
  letter-spacing: var(--f-tracking-wide);
  color: var(--c-bg);
  background: var(--c-accent);
  padding: var(--sp-14) var(--sp-32);
  border-radius: var(--r-full);
  opacity: 0;
  transform: translateY(20px);
  animation: heroFadeUp 0.8s var(--ease-out-expo) 1.6s forwards;
  transition: background 0.3s ease, transform 0.3s var(--ease-spring), box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.hero__cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.15) 50%, transparent 100%);
  transform: translateX(100%);
  transition: transform 0.6s var(--ease-out-expo);
}

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

.hero__cta:hover {
  background: var(--c-accent-bright);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(201, 168, 76, 0.3);
}

.hero__scroll-hint {
  position: absolute;
  bottom: var(--sp-48);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-12);
  opacity: 0;
  animation: heroFadeUp 0.8s var(--ease-out-expo) 2.2s forwards;
}

.hero__scroll-text {
  font-size: var(--f-size-xs);
  letter-spacing: var(--f-tracking-wider);
  color: var(--c-text-muted);
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: var(--c-text-muted);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 50%;
  background: var(--c-accent);
  animation: scrollLineMove 2s ease-in-out infinite;
}

@keyframes scrollLineMove {
  0% { top: -50%; }
  100% { top: 100%; }
}

/* =========================================
   SCENE 02 — Brand Introduction
   ========================================= */
.intro {
  padding: var(--sp-192) 0 var(--sp-160);
  background: var(--c-bg);
}

.intro__container {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter);
  text-align: center;
}

.intro__text-block {
  margin-bottom: var(--sp-96);
}

.intro__title {
  font-size: var(--f-size-2xl);
  font-weight: var(--f-weight-bold);
  line-height: var(--f-leading-tight);
  color: var(--c-text);
  margin-bottom: var(--sp-32);
}

.intro__title .word {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
}

.intro__title .word-inner {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 0.8s var(--ease-out-expo);
}

.intro__title .word-inner.is-revealed {
  transform: translateY(0);
}

.intro__title .accent {
  color: var(--c-accent);
}

.intro__body {
  font-size: var(--f-size-md);
  font-weight: var(--f-weight-light);
  line-height: var(--f-leading-relaxed);
  color: var(--c-text-2);
  max-width: 700px;
  margin: 0 auto;
}

.intro__philosophy {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-48);
  margin-top: var(--sp-96);
}

.intro__philosophy-item {
  text-align: center;
  padding: var(--sp-32);
  border: 1px solid rgba(201, 168, 76, 0.1);
  border-radius: var(--r-lg);
  transition: border-color 0.5s ease, transform 0.5s var(--ease-out-expo), background 0.5s ease;
}

.intro__philosophy-item:hover {
  border-color: rgba(201, 168, 76, 0.3);
  background: rgba(201, 168, 76, 0.03);
  transform: translateY(-4px);
}

.intro__philosophy-icon {
  font-size: var(--f-size-2xl);
  margin-bottom: var(--sp-16);
  display: block;
}

.intro__philosophy-title {
  font-size: var(--f-size-lg);
  font-weight: var(--f-weight-bold);
  color: var(--c-text);
  margin-bottom: var(--sp-12);
}

.intro__philosophy-desc {
  font-size: var(--f-size-sm);
  color: var(--c-text-muted);
  line-height: var(--f-leading-relaxed);
}

/* =========================================
   SCENE 03 — Scroll-driven Canvas Scene
   ========================================= */
.scroll-scene {
  position: relative;
  height: 500vh;
}

.scroll-scene__sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--c-bg);
}

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

.scroll-scene__canvas canvas {
  width: 100%;
  height: 100%;
}

.scroll-scene__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 50%, transparent 30%, var(--c-bg) 80%);
}

.scroll-scene__text {
  position: absolute;
  z-index: 2;
  bottom: 15%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  width: 90%;
  max-width: 700px;
  pointer-events: none;
}

.scroll-scene__heading {
  font-size: var(--f-size-xl);
  font-weight: var(--f-weight-bold);
  color: var(--c-text);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s var(--ease-out-expo);
}

.scroll-scene__heading.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.scroll-scene__subtext {
  font-size: var(--f-size-sm);
  color: var(--c-text-muted);
  margin-top: var(--sp-12);
  opacity: 0;
  transition: opacity 0.6s ease 0.2s;
}

.scroll-scene__subtext.is-visible {
  opacity: 1;
}

.scroll-scene__progress {
  position: absolute;
  bottom: var(--sp-32);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: var(--sp-12);
  font-size: var(--f-size-xs);
  color: var(--c-text-muted);
  letter-spacing: var(--f-tracking-wide);
}

.scroll-scene__progress-bar {
  width: 120px;
  height: 1px;
  background: rgba(138, 133, 120, 0.3);
  border-radius: var(--r-full);
  overflow: hidden;
}

.scroll-scene__progress-fill {
  height: 100%;
  width: 0%;
  background: var(--c-accent);
  transition: width 0.1s linear;
}

/* =========================================
   SCENE 04 — 3D Product Showcase
   ========================================= */
.product-3d {
  padding: var(--sp-192) 0;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-deep) 50%, var(--c-bg) 100%);
}

.product-3d__scene {
  perspective: var(--perspective);
  perspective-origin: 50% 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
}

.product-3d__object {
  transform-style: preserve-3d;
  transition: transform 0.1s linear;
  will-change: transform;
  width: 350px;
  height: 350px;
  position: relative;
}

.product-3d__face {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--r-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  backface-visibility: visible;
  background: rgba(201, 168, 76, 0.02);
}

.product-3d__face--front {
  transform: translateZ(175px);
}
.product-3d__face--back {
  transform: rotateY(180deg) translateZ(175px);
}
.product-3d__face--left {
  transform: rotateY(-90deg) translateZ(175px);
}
.product-3d__face--right {
  transform: rotateY(90deg) translateZ(175px);
}
.product-3d__face--top {
  transform: rotateX(90deg) translateZ(175px);
}
.product-3d__face--bottom {
  transform: rotateX(-90deg) translateZ(175px);
}

.product-3d__inner {
  width: 200px;
  height: 200px;
  border: 2px solid var(--c-accent);
  border-radius: 50%;
  box-shadow:
    0 0 40px rgba(201, 168, 76, 0.1),
    0 0 80px rgba(201, 168, 76, 0.05),
    inset 0 0 40px rgba(201, 168, 76, 0.05);
  animation: pulseGlow 4s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 40px rgba(201, 168, 76, 0.1), 0 0 80px rgba(201, 168, 76, 0.05), inset 0 0 40px rgba(201, 168, 76, 0.05); }
  50% { box-shadow: 0 0 60px rgba(201, 168, 76, 0.2), 0 0 120px rgba(201, 168, 76, 0.1), inset 0 0 60px rgba(201, 168, 76, 0.1); }
}

.product-3d__info {
  position: absolute;
  z-index: 2;
}

.product-3d__info--left {
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  text-align: right;
  max-width: 350px;
}

.product-3d__info--right {
  left: 8%;
  top: 50%;
  transform: translateY(-50%);
  text-align: left;
  max-width: 350px;
}

.product-3d__name {
  font-size: var(--f-size-xl);
  font-weight: var(--f-weight-bold);
  color: var(--c-text);
  margin-bottom: var(--sp-16);
}

.product-3d__desc {
  font-size: var(--f-size-sm);
  color: var(--c-text-muted);
  line-height: var(--f-leading-relaxed);
  margin-bottom: var(--sp-24);
}

.product-3d__price {
  font-size: var(--f-size-lg);
  font-weight: var(--f-weight-bold);
  color: var(--c-accent);
}

/* =========================================
   SCENE 05 — Collection Gallery
   ========================================= */
.collection {
  padding: var(--sp-160) 0;
  background: var(--c-bg);
}

.collection__header {
  text-align: center;
  margin-bottom: var(--sp-96);
}

.collection__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-32);
}

.collection__card {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: none;
  group: true;
}

.collection__card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out-expo), filter 0.8s ease;
 will-change: transform;
}

.collection__card:hover .collection__card-img {
  transform: scale(1.05);
  filter: brightness(0.7);
}

.collection__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 8, 8, 0.9) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--sp-32);
  transition: opacity 0.5s ease;
}

.collection__card-name {
  font-size: var(--f-size-lg);
  font-weight: var(--f-weight-bold);
  color: var(--c-text);
  margin-bottom: var(--sp-8);
}

.collection__card-category {
  font-size: var(--f-size-sm);
  color: var(--c-accent);
  letter-spacing: var(--f-tracking-wide);
  margin-bottom: var(--sp-16);
}

.collection__card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-8);
  font-size: var(--f-size-sm);
  font-weight: var(--f-weight-medium);
  color: var(--c-text);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease 0.1s, transform 0.4s var(--ease-out-expo) 0.1s;
}

.collection__card:hover .collection__card-link {
  opacity: 1;
  transform: translateY(0);
}

.collection__card-link svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s var(--ease-out-expo);
}

.collection__card-link:hover svg {
  transform: translateX(-4px);
}

/* =========================================
   SCENE 06 — Craftsmanship
   ========================================= */
.craft {
  padding: var(--sp-192) 0;
  background: var(--c-surface);
  position: relative;
  overflow: hidden;
}

.craft__container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.craft__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-96);
  align-items: center;
}

.craft__visual {
  position: relative;
}

.craft__img-main {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: var(--r-lg);
  position: relative;
  z-index: 1;
}

.craft__img-float {
  position: absolute;
  width: 50%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--r-md);
  border: 2px solid var(--c-bg);
  z-index: 2;
  bottom: -10%;
  left: -10%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

[dir="rtl"] .craft__img-float {
  left: auto;
  right: -10%;
}

.craft__content {
  max-width: 500px;
}

.craft__step {
  margin-bottom: var(--sp-48);
  padding-right: var(--sp-24);
  border-right: 2px solid rgba(201, 168, 76, 0.15);
  transition: border-color 0.4s ease;
}

.craft__step:hover {
  border-color: var(--c-accent);
}

.craft__step-number {
  font-size: var(--f-size-xs);
  font-weight: var(--f-weight-bold);
  color: var(--c-accent);
  letter-spacing: var(--f-tracking-wider);
  margin-bottom: var(--sp-8);
  display: block;
}

.craft__step-title {
  font-size: var(--f-size-lg);
  font-weight: var(--f-weight-bold);
  color: var(--c-text);
  margin-bottom: var(--sp-12);
}

.craft__step-desc {
  font-size: var(--f-size-sm);
  color: var(--c-text-muted);
  line-height: var(--f-leading-relaxed);
}

/* =========================================
   SCENE 07 — Metrics / Social Proof
   ========================================= */
.metrics {
  padding: var(--sp-128) 0;
  background: var(--c-bg);
  position: relative;
}

.metrics::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.2), transparent);
}

.metrics::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.2), transparent);
}

.metrics__container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.metrics__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-48);
  text-align: center;
}

.metrics__item {
  padding: var(--sp-32);
}

.metrics__number {
  font-size: var(--f-size-3xl);
  font-weight: var(--f-weight-black);
  color: var(--c-accent);
  line-height: 1;
  margin-bottom: var(--sp-12);
  font-variant-numeric: tabular-nums;
}

.metrics__label {
  font-size: var(--f-size-sm);
  color: var(--c-text-muted);
  letter-spacing: var(--f-tracking-wide);
}

/* =========================================
   SCENE 08 — Visual Storytelling
   ========================================= */
.storytelling {
  position: relative;
  padding: var(--sp-192) 0;
  overflow: hidden;
}

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

.storytelling__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.15;
}

.storytelling__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--c-bg) 0%, transparent 20%, transparent 80%, var(--c-bg) 100%);
}

.storytelling__content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter);
  text-align: center;
}

.storytelling__quote {
  font-size: var(--f-size-xl);
  font-weight: var(--f-weight-light);
  line-height: var(--f-leading-relaxed);
  color: var(--c-text);
  margin-bottom: var(--sp-32);
  position: relative;
}

.storytelling__quote::before {
  content: '\201D';
  position: absolute;
  top: -30px;
  right: -20px;
  font-size: 6rem;
  color: var(--c-accent);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.storytelling__author {
  font-size: var(--f-size-sm);
  color: var(--c-accent);
  letter-spacing: var(--f-tracking-wide);
}

/* =========================================
   SCENE 09 — Final CTA
   ========================================= */
.final-cta {
  position: relative;
  padding: var(--sp-192) 0 var(--sp-160);
  text-align: center;
  overflow: hidden;
}

.final-cta__glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  animation: ctaGlowPulse 6s ease-in-out infinite;
}

@keyframes ctaGlowPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
  50% { transform: translate(-50%, -50%) scale(1.2); opacity: 1; }
}

.final-cta__container {
  position: relative;
  z-index: 1;
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.final-cta__heading {
  font-size: var(--f-size-2xl);
  font-weight: var(--f-weight-bold);
  color: var(--c-text);
  margin-bottom: var(--sp-24);
  line-height: var(--f-leading-tight);
}

.final-cta__subtext {
  font-size: var(--f-size-md);
  color: var(--c-text-muted);
  line-height: var(--f-leading-relaxed);
  margin-bottom: var(--sp-48);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.final-cta__button {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-12);
  font-size: var(--f-size-base);
  font-weight: var(--f-weight-medium);
  letter-spacing: var(--f-tracking-wide);
  color: var(--c-bg);
  background: var(--c-accent);
  padding: var(--sp-18) var(--sp-48);
  border-radius: var(--r-full);
  transition: background 0.3s ease, transform 0.3s var(--ease-spring), box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.final-cta__button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.15) 50%, transparent 100%);
  transform: translateX(100%);
  transition: transform 0.6s var(--ease-out-expo);
}

.final-cta__button:hover::before {
  transform: translateX(-100%);
}

.final-cta__button:hover {
  background: var(--c-accent-bright);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(201, 168, 76, 0.35);
}

.final-cta__button svg {
  width: 18px;
  height: 18px;
  transition: transform 0.3s var(--ease-out-expo);
}

.final-cta__button:hover svg {
  transform: translateX(-4px);
}

/* =========================================
   SCENE 10 — Footer
   ========================================= */
.footer {
  padding: var(--sp-80) 0 var(--sp-48);
  border-top: 1px solid rgba(201, 168, 76, 0.08);
  background: var(--c-bg);
}

.footer__container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-64);
  margin-bottom: var(--sp-80);
}

.footer__brand-name {
  font-size: var(--f-size-lg);
  font-weight: var(--f-weight-bold);
  color: var(--c-accent);
  margin-bottom: var(--sp-16);
}

.footer__brand-desc {
  font-size: var(--f-size-sm);
  color: var(--c-text-muted);
  line-height: var(--f-leading-relaxed);
  max-width: 300px;
}

.footer__col-title {
  font-size: var(--f-size-sm);
  font-weight: var(--f-weight-bold);
  color: var(--c-text);
  letter-spacing: var(--f-tracking-wide);
  margin-bottom: var(--sp-24);
}

.footer__link {
  display: block;
  font-size: var(--f-size-sm);
  color: var(--c-text-muted);
  padding: var(--sp-6) 0;
  transition: color 0.3s ease, padding-right 0.3s ease;
}

.footer__link:hover {
  color: var(--c-accent);
  padding-right: var(--sp-8);
}

[dir="rtl"] .footer__link:hover {
  padding-right: 0;
  padding-left: var(--sp-8);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--sp-32);
  border-top: 1px solid rgba(201, 168, 76, 0.06);
}

.footer__copy {
  font-size: var(--f-size-xs);
  color: var(--c-text-muted);
}

.footer__socials {
  display: flex;
  gap: var(--sp-16);
}

.footer__social {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: 50%;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s var(--ease-spring);
}

.footer__social:hover {
  border-color: var(--c-accent);
  background: rgba(201, 168, 76, 0.08);
  transform: scale(1.1);
}

.footer__social svg {
  width: 16px;
  height: 16px;
  fill: var(--c-text-muted);
  transition: fill 0.3s ease;
}

.footer__social:hover svg {
  fill: var(--c-accent);
}

/* =========================================
   Parallax Layers
   ========================================= */
.parallax-container {
  position: relative;
  overflow: hidden;
}

.parallax-layer {
  will-change: transform;
  transition: none;
}

/* =========================================
   Magnetic Button
   ========================================= */
.magnetic {
  position: relative;
  display: inline-flex;
  will-change: transform;
}

/* =========================================
   Text Clip Animation
   ========================================= */
.clip-text {
  overflow: hidden;
  display: inline-block;
}

.clip-text__inner {
  display: inline-block;
  transform: translateY(100%);
  transition: transform 0.7s var(--ease-out-expo);
}

.clip-text.is-visible .clip-text__inner {
  transform: translateY(0);
}

/* --- Scene Transition --- */
.section-transition {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(201, 168, 76, 0.2) 50%, transparent 100%);
}

/* --- Focus States --- */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 4px;
  border-radius: 2px;
}

/* --- Smooth image load --- */
img {
  opacity: 1;
  transition: opacity 0.5s ease;
}

img[data-src] {
  opacity: 0;
}

img.is-loaded {
  opacity: 1;
}

/* =========================================
   Responsive Design
   ========================================= */
@media (max-width: 1024px) {
  .intro__philosophy {
    grid-template-columns: 1fr;
    gap: var(--sp-24);
  }

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

  .craft__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-64);
  }

  .craft__visual {
    order: -1;
  }

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

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-48);
  }

  .product-3d__info--left,
  .product-3d__info--right {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    transform: none;
    text-align: center;
    max-width: 100%;
  }

  .product-3d__scene {
    flex-direction: column;
    gap: var(--sp-48);
  }

  .product-3d__object {
    width: 250px;
    height: 250px;
  }

  .product-3d__face--front  { transform: translateZ(125px); }
  .product-3d__face--back   { transform: rotateY(180deg) translateZ(125px); }
  .product-3d__face--left   { transform: rotateY(-90deg) translateZ(125px); }
  .product-3d__face--right  { transform: rotateY(90deg) translateZ(125px); }
  .product-3d__face--top    { transform: rotateX(90deg) translateZ(125px); }
  .product-3d__face--bottom { transform: rotateX(-90deg) translateZ(125px); }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__cta {
    display: none;
  }

  .nav__menu-btn {
    display: flex;
  }

  .hero__brand {
    font-size: var(--f-size-2xl);
  }

  .collection__grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .metrics__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-32);
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-32);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--sp-24);
    text-align: center;
  }

  .scroll-scene {
    height: 300vh;
  }

  .product-3d__object {
    width: 200px;
    height: 200px;
  }

  .product-3d__face--front  { transform: translateZ(100px); }
  .product-3d__face--back   { transform: rotateY(180deg) translateZ(100px); }
  .product-3d__face--left   { transform: rotateY(-90deg) translateZ(100px); }
  .product-3d__face--right  { transform: rotateY(90deg) translateZ(100px); }
  .product-3d__face--top    { transform: rotateX(90deg) translateZ(100px); }
  .product-3d__face--bottom { transform: rotateX(-90deg) translateZ(100px); }

  .product-3d__inner {
    width: 120px;
    height: 120px;
  }
}

/* =========================================
   Accessibility: Reduced Motion
   ========================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal,
  .reveal-scale,
  .reveal-blur {
    opacity: 1;
    transform: none;
    filter: none;
  }

  .clip-text__inner {
    transform: none;
  }

  .intro__title .word-inner {
    transform: none;
  }

  .hero__brand,
  .hero__tagline,
  .hero__line,
  .hero__cta,
  .hero__scroll-hint {
    opacity: 1;
    transform: none;
    animation: none;
  }

  body {
    cursor: auto;
  }

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

/* Mobile: always hide custom cursor */
@media (pointer: coarse) {
  body {
    cursor: auto;
  }

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

  a, button {
    cursor: pointer;
  }
}

/* =========================================
   Utilities
   ========================================= */
.text-center { text-align: center; }
.text-accent { color: var(--c-accent); }
.text-muted { color: var(--c-text-muted); }

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