/* ========================================================
   VEYRA — KINETIC TITANIUM MINAUDIÈRE & HAUTE HORLOGERIE OBJECT
   Ultra-Luxury 3D Digital Commercial Platform
   Design System: Astral Obsidian & Dichroic Prismatic Violet
   ======================================================== */

:root {
  /* Color Palette — Dark Theme (Astral Obsidian & Dichroic Violet) */
  --bg-deep: #08040d;
  --bg-card: rgba(18, 12, 28, 0.75);
  --bg-glass: rgba(24, 15, 38, 0.6);
  --violet: #a855f7;
  --violet-bright: #c084fc;
  --violet-glow: rgba(168, 85, 247, 0.35);
  --pink-accent: #ec4899;
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.85);
  --text-muted: rgba(255, 255, 255, 0.55);
  --border-subtle: rgba(168, 85, 247, 0.16);
  --border-violet: rgba(168, 85, 247, 0.45);
  --border-strong: rgba(192, 132, 252, 0.7);

  /* Typography */
  --font-brand: 'Syne', sans-serif;
  --font-display: 'Syne', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'Space Grotesk', monospace;

  /* Layout & Animation */
  --nav-height: 76px;
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--bg-deep);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
  background: rgba(168, 85, 247, 0.28);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--violet);
}

/* ========================================================
   3D GLOBAL PERSPECTIVE LIGHTING & CHISELED DEPTH
   ======================================================== */
.brand-title {
  font-family: var(--font-brand);
  font-size: 1.45rem;
  letter-spacing: 0.18em;
  font-weight: 800;
  color: #ffffff;
  text-transform: uppercase;
  perspective: 800px;
  transform-style: preserve-3d;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9),
    0 2px 2px rgba(0, 0, 0, 0.8),
    0 4px 8px rgba(0, 0, 0, 0.95),
    0 0 25px var(--violet-glow);
  display: inline-block;
  transition: transform 0.3s var(--ease-out), text-shadow 0.3s ease;
}

.brand-title:hover {
  transform: perspective(600px) translateZ(10px);
  text-shadow:
    0 1px 0 #ffffff,
    0 3px 6px rgba(0, 0, 0, 0.9),
    0 0 35px var(--violet-bright);
}

.chapter-title,
.section-heading,
.pillar-title,
.acquire-details h3,
.ecosystem-left h3 {
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  perspective: 900px;
  transform-style: preserve-3d;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9),
    0 2px 1px rgba(255, 255, 255, 0.3),
    0 3px 3px rgba(0, 0, 0, 0.7),
    0 5px 8px rgba(0, 0, 0, 0.88),
    0 9px 22px rgba(0, 0, 0, 0.95),
    0 0 30px var(--violet-glow);
  transition: transform 0.3s var(--ease-out), text-shadow 0.3s ease;
}

.chapter-title em,
.section-heading em,
.acquire-details h3 em,
.ecosystem-left h3 em {
  font-style: italic;
  font-family: var(--font-display);
  font-weight: 700;
  display: inline-block;
  background: linear-gradient(
    110deg,
    #c084fc 0%,
    #ffffff 35%,
    #f472b6 55%,
    #7e22ce 80%,
    #c084fc 100%
  );
  background-size: 260% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: violet-shimmer-sweep 4.5s var(--ease-out) infinite;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.9)) drop-shadow(0 0 18px var(--violet-glow));
  transform: translateZ(16px);
}

@keyframes violet-shimmer-sweep {
  0% { background-position: 180% 0; }
  50% { background-position: -40% 0; }
  100% { background-position: -40% 0; }
}

/* ========================================================
   NAVIGATION
   ======================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 3.5vw, 44px);
  gap: clamp(12px, 2vw, 24px);
  background: rgba(8, 4, 13, 0.82);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
  transition: var(--transition);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 3px 8px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-violet);
  border-radius: 3px;
  color: var(--violet-bright);
  white-space: nowrap;
}

@media (max-width: 640px) {
  .brand-badge {
    display: none !important;
  }
}

.nav-links {
  display: flex;
  list-style: none;
  gap: clamp(14px, 1.8vw, 28px);
  align-items: center;
  flex-shrink: 1;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  padding-bottom: 4px;
  white-space: nowrap !important;
}

.nav-link:hover {
  color: #ffffff;
}

.nav-link:hover::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--violet);
  box-shadow: 0 0 8px var(--violet);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.nav-cta,
.acquire-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 20px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: #08040d;
  background: linear-gradient(180deg, #c084fc 0%, #a855f7 60%, #7e22ce 100%);
  border: 1px solid rgba(192, 132, 252, 0.8);
  border-radius: 3px;
  text-decoration: none;
  cursor: pointer;
  transform-style: preserve-3d;
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.9),
    inset 0 -2px 3px rgba(0, 0, 0, 0.4),
    0 3px 0 #581c87,
    0 6px 14px rgba(0, 0, 0, 0.7),
    0 0 18px var(--violet-glow);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
  transition: all 0.2s var(--ease-out);
  user-select: none;
}

.nav-cta:hover,
.acquire-btn:hover {
  transform: perspective(600px) translateY(-2px) translateZ(10px);
  box-shadow:
    inset 0 1px 2px rgba(255, 255, 255, 1),
    inset 0 -2px 4px rgba(0, 0, 0, 0.3),
    0 5px 0 #581c87,
    0 10px 22px rgba(0, 0, 0, 0.8),
    0 0 32px var(--violet);
}

.acquire-btn {
  width: 100%;
  padding: 16px 28px;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  border-radius: 4px;
}

.agency-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--violet-bright);
  background: rgba(168, 85, 247, 0.08);
  border: 1px solid var(--border-violet);
  border-radius: 30px;
  text-decoration: none;
  cursor: pointer;
  font-weight: 600;
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.25),
    0 3px 8px rgba(0, 0, 0, 0.6);
  transition: all 0.25s ease;
}

.agency-pill:hover {
  background: rgba(168, 85, 247, 0.18);
  border-color: var(--violet-bright);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow:
    inset 0 1px 2px rgba(255, 255, 255, 0.4),
    0 5px 14px rgba(0, 0, 0, 0.8),
    0 0 16px var(--violet-glow);
}

/* Mobile Hamburger Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid var(--border-violet);
  border-radius: 4px;
  cursor: pointer;
  padding: 0;
  z-index: 120;
  transition: var(--transition);
}

.mobile-menu-toggle span {
  width: 20px;
  height: 2px;
  background: var(--violet-bright);
  border-radius: 1px;
  transition: var(--transition);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========================================================
   MOBILE NAVIGATION DRAWER
   ======================================================== */
.mobile-nav-drawer {
  position: fixed;
  inset: 0;
  z-index: 110;
  pointer-events: none;
  visibility: hidden;
  transition: visibility 0.4s ease;
}

.mobile-nav-drawer.open {
  pointer-events: auto;
  visibility: visible;
}

.mobile-nav-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 4, 13, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.mobile-nav-drawer.open .mobile-nav-backdrop {
  opacity: 1;
}

.mobile-nav-content {
  position: absolute;
  top: 0;
  right: 0;
  width: min(85vw, 380px);
  height: 100%;
  background: #130a22;
  border-left: 1px solid var(--border-violet);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -15px 0 40px rgba(0, 0, 0, 0.85);
}

.mobile-nav-drawer.open .mobile-nav-content {
  transform: translateX(0);
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-brand {
  font-family: var(--font-brand);
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mobile-nav-brand em {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-style: normal;
  color: var(--violet-bright);
  letter-spacing: 0.16em;
}

.mobile-nav-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease;
}

.mobile-nav-close:hover {
  color: var(--violet-bright);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: auto 0;
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  padding: 10px 14px;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid transparent;
  border-radius: 4px;
  transition: all 0.25s ease;
}

.mobile-nav-item:hover {
  background: rgba(168, 85, 247, 0.1);
  border-color: var(--border-violet);
  transform: translateX(4px);
}

.mobile-nav-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--violet);
  letter-spacing: 0.15em;
  margin-bottom: 2px;
}

.mobile-nav-text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: 0.05em;
}

.mobile-nav-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  margin-top: 2px;
}

.mobile-nav-footer {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.mobile-hub-link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
}

.mobile-hub-link:hover {
  color: var(--violet-bright);
  border-color: var(--border-violet);
  background: rgba(168, 85, 247, 0.08);
}

/* ========================================================
   APPLE-GRADE 3D SCROLL CANVAS STAGE (240 FRAMES)
   ======================================================== */
#scroll-stage {
  position: relative;
  height: 400vh;
  background-color: var(--bg-deep);
}

.stage-viewport {
  position: sticky;
  top: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(168, 85, 247, 0.14) 0%, rgba(18, 12, 28, 0.6) 45%, #08040d 80%);
}

#film-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  z-index: 1;
}

.film-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    ellipse at center,
    transparent 45%,
    rgba(8, 4, 13, 0.5) 75%,
    rgba(8, 4, 13, 0.95) 100%
  );
  z-index: 2;
}

.cinematic-letterbox-top,
.cinematic-letterbox-bottom {
  position: absolute;
  left: 0;
  right: 0;
  height: 36px;
  background: #08040d;
  z-index: 3;
  pointer-events: none;
}

.cinematic-letterbox-top { top: 0; }
.cinematic-letterbox-bottom { bottom: 0; }

/* Alternating Chapter Captions (Non-Encroaching Peripheral Flanks) */
.stage-captions {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 4;
}

.chapter-block {
  position: absolute;
  top: 50%;
  max-width: 320px;
  width: 78%;
  padding: 22px 24px;
  background: rgba(18, 12, 28, 0.85);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: 10px;
  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.95),
    0 0 25px rgba(168, 85, 247, 0.15);
  opacity: 0;
  filter: blur(6px);
  pointer-events: none;
  transition:
    opacity 0.45s ease,
    transform 0.45s cubic-bezier(0.16, 1, 0.3, 1),
    filter 0.45s ease;
  will-change: transform, opacity, filter;
}

.chapter-block.pos-left {
  left: 3.5vw;
  right: auto;
  text-align: left;
  border-left: 2px solid var(--violet);
  transform: translateY(-44%) scale(0.97);
}

.chapter-block.pos-left.active {
  opacity: 1;
  filter: blur(0px);
  transform: translateY(-50%) scale(1);
}

.chapter-block.pos-right {
  right: 3.5vw;
  left: auto;
  text-align: left;
  border-right: 2px solid var(--violet);
  transform: translateY(-44%) scale(0.97);
}

.chapter-block.pos-right.active {
  opacity: 1;
  filter: blur(0px);
  transform: translateY(-50%) scale(1);
}

.chapter-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  color: var(--violet-bright);
  text-transform: uppercase;
  margin-bottom: 8px;
  font-weight: 600;
}

.chapter-title {
  font-size: 1.5rem;
  line-height: 1.2;
  color: #ffffff;
  margin-bottom: 8px;
}

.chapter-desc {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* Stage HUD */
.stage-hud {
  position: absolute;
  bottom: 48px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 20px;
  z-index: 5;
  pointer-events: none;
}

.hud-bar {
  width: 220px;
  height: 2px;
  background: rgba(255, 255, 255, 0.15);
  position: relative;
  overflow: hidden;
}

.hud-progress {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: var(--violet-bright);
  box-shadow: 0 0 10px var(--violet);
  transition: width 0.1s linear;
}

.hud-numbers {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  color: var(--violet-bright);
}

/* ========================================================
   EDITORIAL & SHOWCASE CONTENT
   ======================================================== */
.content-wrapper {
  position: relative;
  z-index: 10;
  background-color: var(--bg-deep);
}

.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 32px;
}

.section-header {
  text-align: center;
  padding: 120px 0 48px 0;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--violet-bright);
  margin-bottom: 14px;
  font-weight: 600;
}

.section-heading {
  font-size: 3.2rem;
  line-height: 1.15;
  color: #ffffff;
  margin-bottom: 18px;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Visual Split Grid */
.visual-showcase-split {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 64px;
  align-items: center;
  padding: 40px 0 90px 0;
}

.visual-showcase-split.reverse {
  grid-template-columns: 0.92fr 1.08fr;
}

.visual-showcase-split.reverse .showcase-media-frame {
  order: 2;
}

/* Media Frame with Floating Badge */
.showcase-media-frame {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border-violet);
  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.85),
    0 0 35px var(--violet-glow);
  aspect-ratio: 16 / 10;
}

.showcase-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.8s var(--ease-out);
}

.showcase-media-frame:hover .showcase-img {
  transform: scale(1.04);
}

.floating-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  padding: 8px 16px;
  background: rgba(8, 4, 13, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-violet);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--violet-bright);
}

/* Material Pillars */
.material-pillars {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.pillar-item {
  padding: 26px 30px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  transition: var(--transition);
}

.pillar-item:hover {
  border-color: var(--border-violet);
  background: rgba(28, 18, 44, 0.85);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px var(--violet-glow);
}

.pillar-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 10px;
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--violet-bright);
  padding: 2px 8px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-violet);
  border-radius: 2px;
}

.pillar-title {
  font-size: 1.35rem;
  color: #ffffff;
}

.pillar-desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* Sensory / Telemetry Strip */
.sensory-notes-strip {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 20px 28px;
  background: rgba(18, 12, 28, 0.65);
  border: 1px solid var(--border-violet);
  border-radius: 4px;
  margin-top: 10px;
}

.sensory-label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--violet-bright);
  font-weight: 700;
  flex-shrink: 0;
}

.sensory-items {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

/* ========================================================
   ACQUIRE / COMMISSION SECTION
   ======================================================== */
.acquire-section {
  padding: 100px 0 110px 0;
}

.acquire-card {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: center;
  background: rgba(18, 12, 28, 0.75);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid var(--border-violet);
  border-radius: 6px;
  padding: 56px;
  box-shadow:
    0 35px 80px rgba(0, 0, 0, 0.9),
    0 0 45px var(--violet-glow);
}

.acquire-visual {
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  aspect-ratio: 16 / 11;
}

.acquire-visual-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.acquire-details h3 {
  font-size: 2.5rem;
  margin-bottom: 16px;
  line-height: 1.2;
}

.acquire-details p {
  color: var(--text-secondary);
  font-size: 0.96rem;
  line-height: 1.7;
  margin-bottom: 28px;
}

.acquire-sizes {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.size-pill {
  flex: 1;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: var(--transition);
}

.size-pill.active,
.size-pill:hover {
  background: rgba(168, 85, 247, 0.12);
  border-color: var(--violet-bright);
}

.size-pill-name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.size-pill.active .size-pill-name {
  color: #ffffff;
}

.size-pill-price {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--violet-bright);
}

/* ========================================================
   COMPACT 2-CARD VELANOVA ECOSYSTEM SECTION
   ======================================================== */
.agency-ecosystem-section {
  padding: 70px 0 110px 0;
}

.ecosystem-box {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
  background: rgba(18, 12, 28, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 48px 56px;
}

.ecosystem-left h3 {
  font-size: 2.1rem;
  line-height: 1.25;
  margin-bottom: 16px;
}

.ecosystem-left p {
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.ecosystem-hubs {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hub-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 26px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  text-decoration: none;
  transition: var(--transition);
}

.hub-card:hover {
  border-color: var(--border-violet);
  background: rgba(168, 85, 247, 0.08);
  transform: translateX(4px);
}

.hub-info h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: #ffffff;
  margin-bottom: 4px;
}

.hub-info p {
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.hub-arrow {
  font-size: 1.3rem;
  color: var(--violet);
}

/* ========================================================
   MINIMAL SITE FOOTER
   ======================================================== */
.site-footer {
  padding: 44px 0;
  border-top: 1px solid var(--border-subtle);
  background: #050208;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.footer-brand {
  font-family: var(--font-brand);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: #ffffff;
}

/* ========================================================
   RESPONSIVE DESIGN SYSTEM (TABLETS & MOBILE)
   ======================================================== */
@media (max-width: 1180px) {
  .agency-pill {
    display: none;
  }
}

@media (max-width: 960px) {
  .navbar {
    padding: 0 20px;
    height: 68px;
  }
  .nav-links {
    display: none !important;
  }
  .agency-pill {
    display: none !important;
  }
  .mobile-menu-toggle {
    display: flex !important;
    flex-shrink: 0 !important;
  }
  .stage-hud {
    display: none;
  }
  .visual-showcase-split,
  .visual-showcase-split.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .visual-showcase-split.reverse .showcase-media-frame {
    order: 0;
  }
  .acquire-card {
    grid-template-columns: 1fr;
    padding: 36px 24px;
    gap: 36px;
  }
  .ecosystem-box {
    grid-template-columns: 1fr;
    padding: 30px 24px;
    gap: 30px;
  }
  .chapter-block {
    max-width: 86vw;
    padding: 24px 22px;
  }
  .chapter-block.pos-left {
    left: 7vw;
  }
  .chapter-block.pos-right {
    right: 7vw;
  }
  .chapter-title {
    font-size: 1.6rem;
  }
  .chapter-desc {
    font-size: 0.84rem;
  }
  .section-heading {
    font-size: 2.1rem;
  }
}

@media (max-width: 640px) {
  .navbar {
    padding: 0 14px;
    height: 60px;
  }
  .brand {
    gap: 8px;
    flex-shrink: 1;
    min-width: 0;
  }
  .brand-title {
    font-size: 1.1rem;
    white-space: nowrap;
  }
  .brand-badge {
    display: none !important;
  }
  .agency-pill {
    display: none !important;
  }
  .nav-right {
    gap: 8px;
    flex-shrink: 0;
  }
  .nav-cta {
    padding: 6px 10px;
    font-size: 0.65rem;
    white-space: nowrap;
    flex-shrink: 0;
  }
  .mobile-menu-toggle {
    display: flex !important;
    flex-shrink: 0 !important;
  }
  .container {
    padding: 0 20px;
  }
  .section-header {
    padding: 80px 0 24px 0;
  }
  .chapter-block {
    top: auto !important;
    bottom: clamp(20px, 4vh, 42px) !important;
    width: auto !important;
    max-width: calc(100% - 28px) !important;
    left: 14px !important;
    right: 14px !important;
    padding: 16px 18px !important;
    text-align: center !important;
    border-left: none !important;
    border-right: none !important;
    border-bottom: 2px solid var(--violet) !important;
    border-top: 1px solid rgba(168, 85, 247, 0.3) !important;
    transform: translateY(14px) !important;
  }
  .chapter-block.active {
    transform: translateY(0) !important;
    opacity: 1 !important;
    filter: blur(0) !important;
  }
  .chapter-title {
    font-size: 1.35rem;
  }
  .chapter-desc {
    font-size: 0.78rem;
  }
  .acquire-sizes {
    flex-direction: column;
  }
  .sensory-notes-strip {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
  .footer-inner {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }
}

/* ========================================================
   INTERACTIVE 3D TWIST / TILT EFFECT ON CARDS & IMAGES
   ======================================================== */
.showcase-media-frame,
.acquire-card,
.pillar-item,
.hub-card {
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform 0.15s ease-out, box-shadow 0.25s ease;
  position: relative;
}

.specular-glare-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  border-radius: inherit;
  transition: opacity 0.3s ease;
  z-index: 10;
  mix-blend-mode: screen;
}

.showcase-media-frame:hover {
  box-shadow:
    0 35px 80px rgba(0, 0, 0, 0.95),
    0 0 50px var(--violet-glow);
}

/* =========================================================
   UNIVERSAL THEME TOGGLE BUTTON & LIGHT MODE
   ========================================================= */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(24, 15, 38, 0.6);
  border: 1px solid rgba(168, 85, 247, 0.25);
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 99px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.25s ease;
}

.theme-toggle-btn:hover {
  border-color: var(--violet-bright);
  color: #ffffff;
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.35);
}

body.light-theme {
  --bg-deep: #faf8fc;
  --bg-card: rgba(255, 255, 255, 0.92);
  --text-primary: #1e112a;
  --text-secondary: rgba(30, 17, 42, 0.82);
  --text-muted: rgba(30, 17, 42, 0.55);
  --border-violet: rgba(147, 51, 234, 0.3);
  --border-subtle: rgba(30, 17, 42, 0.12);
  background-color: #faf8fc;
  color: #1e112a;
}

body.light-theme .navbar {
  background: rgba(250, 248, 252, 0.9);
  border-bottom: 1px solid rgba(147, 51, 234, 0.2);
}

body.light-theme .brand-title,
body.light-theme .section-heading,
body.light-theme .chapter-title,
body.light-theme .pillar-title,
body.light-theme .acquire-details h3,
body.light-theme .ecosystem-left h3 {
  color: #1e112a;
}

body.light-theme .nav-link {
  color: #4c1d95;
}

body.light-theme .nav-link:hover {
  color: #7e22ce;
}

body.light-theme .stage-viewport {
  background:
    radial-gradient(ellipse at 50% 50%, rgba(168, 85, 247, 0.15) 0%, rgba(243, 232, 255, 0.6) 50%, #faf8fc 85%);
}

body.light-theme .chapter-block,
body.light-theme .pillar-item,
body.light-theme .acquire-card,
body.light-theme .hub-card,
body.light-theme .ecosystem-box {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(147, 51, 234, 0.25);
  box-shadow: 0 10px 30px rgba(30, 17, 42, 0.08);
}

body.light-theme .site-footer {
  background: #ede9f6;
  border-top: 1px solid rgba(147, 51, 234, 0.2);
}

body.light-theme .footer-brand {
  color: #1e112a;
}

body.light-theme .theme-toggle-btn {
  background: #ffffff;
  border-color: rgba(147, 51, 234, 0.35);
  color: #1e112a;
}