/* =============================================================
   PORSCHE 911 — Premium Scroll-Driven Landing Page
   ============================================================= */

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

:root {
  --bg:           #0a0a0a;
  --text:         #f0ede8;
  --text-dim:     rgba(240, 237, 232, 0.5);
  --text-ghost:   rgba(240, 237, 232, 0.25);
  --accent:       #c60000;
  --font-display: 'Bebas Neue', 'Impact', 'Arial Narrow', sans-serif;
  --font-body:    'Inter', -apple-system, 'Helvetica Neue', Arial, sans-serif;
}

html { scroll-behavior: auto; overflow-x: hidden; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* =============================================================
   LOADER
   ============================================================= */
#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 8vh 8vw;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}

#loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-brand {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 8rem);
  letter-spacing: 0.12em;
  color: var(--text);
  line-height: 1;
  margin-bottom: 5vh;
}

#loader-bar {
  width: min(42vw, 380px);
  height: 1px;
  background: rgba(240, 237, 232, 0.1);
  margin-bottom: 14px;
  overflow: hidden;
}

#loader-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--text);
  transition: width 0.08s linear;
}

#loader-percent {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: rgba(240, 237, 232, 0.35);
  text-transform: uppercase;
}

/* =============================================================
   FIXED HEADER
   ============================================================= */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  padding: 2.8vh 5vw;
}

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

.logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.18em;
  color: var(--text);
}

.nav-links {
  display: flex;
  gap: 3.5vw;
}

.nav-links a {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(240, 237, 232, 0.45);
  text-decoration: none;
  transition: color 0.25s ease;
}

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

/* =============================================================
   HERO STANDALONE  (100vh, solid bg, side-aligned left)
   ============================================================= */
.hero-standalone {
  position: relative;
  height: 100vh;
  background: var(--bg);
  display: flex;
  align-items: flex-end;
  /* Side-aligned: text lives in left 45% */
  padding: 0 55vw 9vh 5vw;
  z-index: 2;
  overflow: hidden;
}

.hero-inner {
  width: 100%;
}

.hero-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-ghost);
  margin-bottom: 1.6rem;
}

/* MASSIVE TYPOGRAPHY — 12rem+ requirement */
.hero-heading {
  font-family: var(--font-display);
  font-size: clamp(10rem, 22vw, 26rem);
  line-height: 0.88;
  letter-spacing: -0.01em;
  color: var(--text);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  overflow: visible;
}

.hero-heading .word {
  display: block;
  overflow: hidden;
}

.hero-tagline {
  font-size: 0.88rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 2.8rem;
  line-height: 2;
  font-weight: 300;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 9vh;
  right: 5vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-ghost);
}

.scroll-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, rgba(240,237,232,0.3), transparent);
  animation: scroll-grow 2s ease-in-out infinite;
  transform-origin: top;
}

@keyframes scroll-grow {
  0%, 100% { transform: scaleY(1); opacity: 0.3; }
  50%       { transform: scaleY(0.5); opacity: 0.8; }
}

/* =============================================================
   CANVAS  (fixed, full viewport, circle-wipe reveal)
   ============================================================= */
.canvas-wrap {
  position: fixed;
  inset: 0;
  z-index: 0;
  clip-path: circle(0% at 50% 50%);
  will-change: clip-path;
}

#canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* =============================================================
   DARK OVERLAY  (fixed, full viewport, pointer-events:none)
   ============================================================= */
#dark-overlay {
  position: fixed;
  inset: 0;
  z-index: 3;
  background: #060606;
  opacity: 0;
  pointer-events: none;
}

/* =============================================================
   MARQUEES  (fixed, 12vw+ font, slide on scroll)
   ============================================================= */
.marquee-wrap {
  position: fixed;
  left: 0;
  right: 0;
  z-index: 5;
  overflow: hidden;
  pointer-events: none;
  opacity: 0;
  white-space: nowrap;
  will-change: opacity;
}

/* Primary marquee — centre of viewport */
#marquee-1 {
  top: 50%;
  transform: translateY(-50%);
}

/* Secondary marquee — bottom strip */
.marquee-bottom {
  bottom: 7vh;
}

/* MASSIVE marquee text — 12vw+ requirement */
.marquee-text {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13vw;             /* > 12vw ✓ */
  letter-spacing: 0.05em;
  color: rgba(240, 237, 232, 0.055);
  text-transform: uppercase;
  white-space: nowrap;
  will-change: transform;
  user-select: none;
}

.marquee-bottom .marquee-text {
  font-size: 3.5vw;
  letter-spacing: 0.12em;
  color: rgba(240, 237, 232, 0.12);
}

/* =============================================================
   SCROLL CONTAINER  (900vh, relative)
   ============================================================= */
#scroll-container {
  position: relative;
  height: 900vh;
  z-index: 1;
}

/* =============================================================
   SCROLL SECTIONS  (absolute, side-aligned, hidden by default)
   ============================================================= */
.scroll-section {
  position: absolute;
  width: 100%;
  /* transform: translateY(-50%) is applied inline per section via top% */
  transform: translateY(-50%);
  visibility: hidden;
  pointer-events: none;
  padding-top: 6vh;
  padding-bottom: 6vh;
  will-change: transform, opacity;
}

.scroll-section.is-active { pointer-events: auto; }

/* SIDE-ALIGNED TEXT ZONES — all text lives in outer 40% */
.align-left  { padding-left: 5vw;  padding-right: 55vw; }
.align-right { padding-left: 55vw; padding-right: 5vw;  }

.align-left  .section-inner,
.align-right .section-inner { max-width: 40vw; }

/* Absolute vertical positions = midpoint of data-enter/leave % */
[data-enter="7"]  { top: 15%;   }   /* (7+23)/2  = 15   */
[data-enter="23"] { top: 31%;   }   /* (23+39)/2 = 31   */
[data-enter="39"] { top: 46%;   }   /* (39+53)/2 = 46   */
[data-enter="53"] { top: 61.5%; }   /* (53+70)/2 = 61.5 */
[data-enter="70"] { top: 77%;   }   /* (70+84)/2 = 77   */
[data-enter="84"] { top: 92%;   }   /* (84+100)/2= 92   */

/* =============================================================
   SECTION TYPOGRAPHY
   ============================================================= */
.section-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-ghost);
  margin-bottom: 1.2rem;
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 5.5vw, 7rem);
  line-height: 0.93;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 2.2rem;
}

.section-body {
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--text-dim);
  font-weight: 300;
  max-width: 34ch;
}

.section-note {
  display: block;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-ghost);
  margin-top: 2.4rem;
}

/* =============================================================
   STATS SECTION  (centered — dark overlay exception per spec)
   ============================================================= */
.section-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4vh 8vw;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5vw;
  width: 100%;
  max-width: 1100px;
  text-align: center;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(4rem, 8vw, 9rem);
  line-height: 1;
  color: var(--text);
  letter-spacing: -0.02em;
}

.stat-suffix {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-ghost);
  margin-top: -6px;
}

.stat-label {
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(240, 237, 232, 0.22);
}

/* =============================================================
   CTA BUTTON
   ============================================================= */
.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 3.2rem;
  padding: 1.1rem 3rem;
  background: var(--text);
  color: var(--bg);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.3s ease, color 0.3s ease, gap 0.3s ease;
  cursor: pointer;
}

.cta-button:hover {
  background: var(--accent);
  color: #fff;
  gap: 22px;
}

.cta-arrow {
  font-size: 1.1rem;
  line-height: 1;
}

/* =============================================================
   MOBILE  (< 768px)
   ============================================================= */
@media (max-width: 768px) {

  .hero-standalone {
    padding: 0 5vw 8vh 5vw;
    align-items: flex-end;
  }

  .hero-heading { font-size: clamp(7rem, 24vw, 12rem); }

  /* Collapse side zones; add dark backdrop for readability */
  .align-left, .align-right {
    padding-left: 5vw;
    padding-right: 5vw;
  }

  .align-left  .section-inner,
  .align-right .section-inner {
    max-width: 100%;
    background: rgba(6, 6, 6, 0.82);
    padding: 2rem 1.6rem;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }

  #scroll-container { height: 600vh; }

  [data-enter="7"]  { top: 15%;   }
  [data-enter="23"] { top: 31%;   }
  [data-enter="39"] { top: 46%;   }
  [data-enter="53"] { top: 61.5%; }
  [data-enter="70"] { top: 77%;   }
  [data-enter="84"] { top: 92%;   }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem 6vw;
  }

  .marquee-text    { font-size: 22vw; }
  .marquee-bottom .marquee-text { font-size: 6vw; }

  .nav-links { display: none; }

  .section-heading { font-size: clamp(3rem, 10vw, 5rem); }
  .stat-number     { font-size: clamp(3.5rem, 12vw, 6rem); }
}