/* ========================================
   WEE.CAT PRESENTATION — WHITE CLEAN THEME
   ======================================== */

* { margin: 0; padding: 0; box-sizing: border-box; }
html { background: #ffffff; }

:root {
  --bg: #ffffff;
  --bg-surface: #f8f8fa;
  --bg-card: rgba(0, 0, 0, 0.03);
  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.15);
  --accent: #1a1a1a;
  --accent-soft: rgba(26, 26, 26, 0.08);
  --accent-glow: rgba(26, 26, 26, 0.15);
  --cat-purple: #9b59b6;
  --cat-cyan: #00d4ff;
  --cat-pink: #e84393;
  --white: #fff;
  --text: #1a1a1a;
  --text-muted: #666;
  --text-dim: #999;
  --text-faint: #ccc;
  --green: #2a7d4f;
  --rust: #c4533a;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Georgia', 'Times New Roman', serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

#bg-canvas {
  position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 0; pointer-events: none;
}

.presentation {
  position: relative; z-index: 1; width: 100vw; height: 100vh; overflow: hidden;
}

/* ── Slides ── */
.slide {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center; padding: 3rem;
  opacity: 0; transform: translateX(40px) scale(0.97);
  filter: blur(6px);
  transition:
    opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.8s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none; will-change: transform, opacity, filter;
  visibility: hidden;
}
.slide-active, .slide-exit-left, .slide-exit-right { visibility: visible; }
.slide-active {
  opacity: 1; transform: translateX(0) scale(1);
  filter: blur(0px);
  pointer-events: all;
}
.slide-exit-left {
  opacity: 0; transform: translateX(-40px) scale(0.97);
  filter: blur(6px);
  pointer-events: none;
}
.slide-exit-right {
  opacity: 0; transform: translateX(40px) scale(0.97);
  filter: blur(6px);
  pointer-events: none;
}
.slide-content { max-width: 1100px; width: 100%; margin: 0 auto; position: relative; }

/* ── Layouts ── */
.slide-title-layout { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 0.75rem; }
.slide-center-layout { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 1rem; }
.slide-two-col { display: grid; grid-template-columns: 2fr 3fr; gap: 2.5rem; align-items: center; }

/* ── Typography ── */
.slide-eyebrow {
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.15em; color: var(--text-muted);
}
.slide-main-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 700; line-height: 1.05;
  letter-spacing: -0.02em; color: var(--text);
}
.slide-heading {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 700; line-height: 1.15;
  letter-spacing: -0.01em; color: var(--text);
}
.slide-heading-big {
  font-size: clamp(2rem, 5vw, 3.5rem);
}
.slide-subtitle-big {
  font-size: clamp(1rem, 2vw, 1.4rem); color: var(--text-muted);
  font-weight: 400; max-width: 600px;
}
.slide-tagline {
  font-size: 0.9rem; color: var(--text-dim); max-width: 500px; line-height: 1.6;
}
.slide-body {
  font-size: 1.05rem; color: var(--text-muted); line-height: 1.7; max-width: 600px;
}
.slide-date {
  font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-faint);
  letter-spacing: 0.1em; margin-top: 1rem;
}

/* ── Title icon ── */
.title-icon { margin-bottom: 1rem; }
.title-icon img {
  width: 140px; height: 140px; border-radius: 28px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.08);
}

/* ── Cat logo in slides ── */
.cat-logo-inline {
  width: 80px; height: 80px; border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

/* ── Feature Cards ── */
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.2rem; width: 100%; margin-top: 1rem;
}
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.8rem; text-align: left;
  opacity: 0; transform: translateY(24px) scale(0.96);
  filter: blur(4px);
  transition:
    opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
.feature-card.visible { opacity: 1; transform: translateY(0) scale(1); filter: blur(0px); }
.feature-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem; font-weight: 600; margin-bottom: 0.5rem; color: var(--text);
}
.feature-card p {
  font-size: 0.85rem; color: var(--text-muted); line-height: 1.6;
}
.feature-icon {
  font-size: 1.5rem; margin-bottom: 0.6rem; display: block;
}
.feature-icon-img {
  width: 90px; height: 90px; object-fit: contain;
  margin-bottom: 0.8rem; display: block;
  mask-image: radial-gradient(ellipse 70% 70% at center, black 40%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at center, black 40%, transparent 72%);
}

/* ── Step Cards ── */
.steps-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem; width: 100%; margin-top: 1rem;
}
.step-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.5rem; text-align: center;
  opacity: 0; transform: translateY(20px) scale(0.96);
  filter: blur(3px);
  transition:
    opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.step-card.visible { opacity: 1; transform: translateY(0) scale(1); filter: blur(0px); }
.step-number {
  font-family: var(--font-mono); font-size: 2rem; font-weight: 700;
  color: var(--text-faint); margin-bottom: 0.5rem;
}
.step-icon-img {
  width: 90px; height: 90px; object-fit: contain;
  margin: 0 auto 0.8rem;
  mask-image: radial-gradient(ellipse 70% 70% at center, black 40%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at center, black 40%, transparent 72%);
}
.step-card h3 {
  font-family: var(--font-serif);
  font-size: 1rem; font-weight: 600; margin-bottom: 0.4rem;
}
.step-card p {
  font-size: 0.8rem; color: var(--text-muted); line-height: 1.5;
}

/* ── Code Block ── */
.code-block {
  background: #1a1a1a; color: #e8e4dd; border-radius: 10px;
  padding: 1.2rem 1.5rem; font-family: var(--font-mono);
  font-size: 0.8rem; line-height: 1.7; text-align: left;
  max-width: 600px; width: 100%; margin: 0.5rem auto;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  overflow-x: auto;
}
.code-block .comment { color: #6a6560; }
.code-block .keyword { color: #c4533a; }
.code-block .string { color: #2a7d4f; }
.code-block .prompt { color: #666; }

/* ── Stats Grid ── */
.stats-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem; width: 100%; margin-top: 1rem;
}
.stat-item {
  text-align: center; opacity: 0; transform: translateY(16px) scale(0.95);
  filter: blur(3px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.stat-item.visible { opacity: 1; transform: translateY(0) scale(1); filter: blur(0px); }
.stat-number {
  font-size: 2.5rem; font-weight: 800; color: var(--text);
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 0.8rem; color: var(--text-muted); margin-top: 0.3rem;
}
.stat-unit {
  font-size: 1rem; font-weight: 400; color: var(--text-dim);
}

/* ── Terminal Window ── */
.terminal-window {
  background: #1a1a1a; border-radius: 10px; overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.1); max-width: 550px; width: 100%;
  margin: 1rem auto;
}
.terminal-header {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 14px; background: #2a2a2a;
}
.terminal-dot { width: 10px; height: 10px; border-radius: 50%; }
.terminal-dot.red { background: #ff5f57; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #28c840; }
.terminal-title {
  font-family: var(--font-mono); font-size: 0.7rem; color: #888; margin-left: 8px;
}
.terminal-body {
  padding: 1rem 1.2rem; font-family: var(--font-mono);
  font-size: 0.78rem; line-height: 1.8; color: #e8e4dd;
}
.terminal-body .prompt { color: #2a7d4f; }
.terminal-body .cmd { color: #e8e4dd; }
.terminal-body .output { color: #888; }
.terminal-body .highlight { color: #c4533a; }

/* ── List styling ── */
.feature-list {
  list-style: none; text-align: left; max-width: 500px;
  margin: 0 auto;
}
.feature-list li {
  padding: 0.6rem 0; font-size: 0.95rem; color: var(--text-muted);
  border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 0.6rem;
  opacity: 0; transform: translateX(-12px);
  filter: blur(2px);
  transition:
    opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.feature-list li.visible { opacity: 1; transform: translateX(0); filter: blur(0px); }
.feature-list li:last-child { border-bottom: none; }
.list-check {
  color: var(--green); font-weight: 700; font-size: 1.1rem;
  flex-shrink: 0;
}

/* ── CTA slide ── */
.cta-url {
  font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600;
  color: var(--text); letter-spacing: -0.02em; margin-top: 0.5rem;
}
.cta-subtitle {
  font-size: 0.9rem; color: var(--text-dim); margin-top: 0.5rem;
}
.cta-button {
  display: inline-block; margin-top: 1.5rem;
  padding: 0.75rem 2rem; border-radius: 8px;
  background: var(--text); color: var(--white);
  font-family: var(--font); font-size: 0.95rem; font-weight: 500;
  text-decoration: none; letter-spacing: 0.01em;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.cta-button:disabled {
  opacity: 0.6; cursor: not-allowed; transform: none;
}

/* ── Waitlist Form ── */
.pres-waitlist-form {
  display: flex; gap: 0.5rem; margin-top: 1.5rem;
  align-items: center; justify-content: center;
}
.pres-waitlist-input {
  font-family: var(--font); font-size: 0.95rem;
  padding: 0.75rem 1.2rem; border-radius: 8px;
  border: 1px solid var(--border); background: var(--white);
  color: var(--text); width: 280px; outline: none;
  transition: border-color 0.2s ease;
}
.pres-waitlist-input::placeholder { color: var(--text-faint); }
.pres-waitlist-input:focus { border-color: var(--text-muted); }
.pres-waitlist-form .cta-button { margin-top: 0; }
.pres-waitlist-note {
  font-size: 0.8rem; margin-top: 0.75rem; min-height: 1.2em;
  color: var(--text-muted);
}
.pres-waitlist-note.success { color: var(--green); }
.pres-waitlist-note.error { color: var(--rust); }

/* ── Slide Counter ── */
.slide-counter {
  position: absolute; top: 1.2rem; right: 1.5rem;
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--text-dim); letter-spacing: 0.05em; z-index: 10;
}

/* ── Audio Controls ── */
.audio-controls {
  position: absolute; top: 1rem; left: 1.5rem;
  display: flex; align-items: center; gap: 0.6rem; z-index: 10;
}
.audio-toggle {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--text-muted);
  transition: all 0.2s ease;
}
.audio-toggle:hover { border-color: var(--border-hover); color: var(--text); }
.audio-toggle.muted { opacity: 0.4; }
.audio-toggle.muted .audio-on { display: none; }
.audio-toggle.muted .audio-off { display: block !important; }
.audio-toggle:not(.muted) .audio-off { display: none; }
.volume-slider {
  -webkit-appearance: none; width: 60px; height: 3px;
  background: var(--border); border-radius: 2px; outline: none;
}
.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 12px; height: 12px;
  border-radius: 50%; background: var(--text-muted); cursor: pointer;
}
.audio-progress {
  width: 50px; height: 3px; background: var(--border);
  border-radius: 2px; overflow: hidden;
}
.audio-progress-bar {
  width: 0%; height: 100%; background: var(--text-muted);
  border-radius: 2px; transition: width 0.2s linear;
}
.audio-sep {
  width: 1px; height: 20px; background: var(--border); margin: 0 0.2rem;
}
.audio-group { display: flex; align-items: center; gap: 0.4rem; }
.music-toggle { width: 32px; height: 32px; }

/* ── Play Overlay ── */
.play-overlay {
  position: absolute; inset: 0; z-index: 100;
  background: #faf9f7;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  opacity: 1;
  transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1), transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.play-overlay.fading {
  opacity: 0;
  transform: scale(1.04);
}
.play-overlay.hidden { display: none; }
.play-overlay-speedlines {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 0;
}
.play-overlay-content {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 0.5rem;
}
.play-overlay-hero {
  position: relative; width: min(40vw, 480px); height: min(40vw, 480px);
  margin-bottom: 1.5rem;
}
.play-overlay-illustration {
  width: 100%; height: 100%; object-fit: contain;
  animation: catFloat 6s ease-in-out infinite;
}
@keyframes catFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(3px, -8px) rotate(0.5deg); }
  50% { transform: translate(-2px, -12px) rotate(-0.3deg); }
  75% { transform: translate(4px, -5px) rotate(0.4deg); }
}
.play-overlay-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 4vw, 4rem); font-weight: 700; color: var(--text);
  letter-spacing: -0.02em;
}
.play-overlay-sub {
  font-size: clamp(1rem, 1.5vw, 1.4rem); color: var(--text-muted); margin-bottom: 2rem;
}
.play-overlay-btn {
  background: none; border: none; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
  color: var(--text); transition: transform 0.2s ease;
}
.play-overlay-btn:hover { transform: scale(1.05); }
.play-overlay-btn svg { width: clamp(64px, 6vw, 88px); height: clamp(64px, 6vw, 88px); }
.play-overlay-btn span {
  font-family: var(--font-mono); font-size: clamp(0.8rem, 1vw, 1rem);
  color: var(--text-muted); letter-spacing: 0.05em; text-transform: uppercase;
}

/* ── Progress Dots ── */
.progress-dots {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 10;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text-faint); border: none; cursor: pointer;
  transition: all 0.3s ease; padding: 0;
}
.dot.active { background: var(--text); transform: scale(1.3); }
.dot:hover { background: var(--text-muted); }

/* ── Nav Arrows ── */
.nav-arrow {
  position: absolute; top: 50%; z-index: 10;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 50%; width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--text-muted);
  transition: all 0.2s ease; transform: translateY(-50%);
}
.nav-arrow:hover { border-color: var(--border-hover); color: var(--text); background: var(--white); }
.nav-prev { left: 1rem; }
.nav-next { right: 1rem; }

/* ── Two-col image ── */
.slide-image {
  width: 100%; max-width: 400px; border-radius: 12px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.06);
}

/* ── Two-col text + image layout ── */
.slide-col-text { text-align: left; }
.slide-col-text .slide-eyebrow { text-align: left; }
.slide-col-text .slide-body { max-width: 100%; }
.slide-col-image { display: flex; align-items: center; justify-content: center; }
.slide-screenshot {
  width: 100%; max-width: 480px; border-radius: 12px;
  box-shadow: 0 12px 48px rgba(0,0,0,0.1);
  border: 1px solid var(--border);
}

/* ── Fullscreen Slideshow (Slide 3) ── */
.slide-fullscreen { padding: 0 !important; }
.slide-fullscreen .slide-content { max-width: none; }
.slideshow-fullscreen {
  position: absolute; inset: 0;
  background: #111;
}
.slideshow-img {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  object-fit: contain;
  object-position: center;
  opacity: 0;
  transition: opacity 0.8s ease;
  pointer-events: none;
  padding: 2rem;
}
.slideshow-img.slideshow-active {
  opacity: 1;
}
.slideshow-overlay {
  position: absolute; bottom: 2rem; right: 2.5rem;
  z-index: 5; display: flex; flex-direction: column; align-items: flex-end; gap: 0.5rem;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(12px);
  padding: 1rem 1.5rem; border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  text-align: right;
}
.slideshow-overlay .slide-heading {
  font-size: 1.2rem; line-height: 1.3;
}
.slideshow-caption {
  position: absolute; bottom: 2rem; left: 2.5rem;
  z-index: 5;
  padding: 0.4rem 1rem; border-radius: 8px;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(8px);
  color: #fff; font-size: 0.75rem; font-family: var(--font-mono);
  letter-spacing: 0.05em; text-transform: uppercase;
}
.slideshow-dots {
  display: flex; gap: 6px;
}
.slideshow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-faint); border: none; padding: 0;
  cursor: pointer; transition: all 0.3s ease;
}
.slideshow-dot.active {
  background: var(--text); transform: scale(1.4);
}

/* ── Architecture diagram ── */
.arch-diagram {
  display: flex; align-items: center; gap: 1rem;
  justify-content: center; flex-wrap: wrap; margin-top: 1rem;
}
.arch-box {
  background: var(--white); border: 1px solid var(--border);
  border-radius: 10px; padding: 0.8rem 1.2rem; text-align: center;
  opacity: 0; transform: scale(0.9);
  filter: blur(3px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.arch-box.visible { opacity: 1; transform: scale(1); filter: blur(0px); }
.arch-box h4 { font-size: 0.85rem; font-weight: 600; }
.arch-box p { font-size: 0.7rem; color: var(--text-muted); }
.arch-arrow {
  font-size: 1.2rem; color: var(--text-faint);
  opacity: 0; filter: blur(2px);
  transition:
    opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.arch-arrow.visible { opacity: 1; filter: blur(0px); }

/* ── End Screen (last slide bookend) ── */
.end-screen {
  position: absolute; inset: 0; z-index: 20;
  background: #faf9f7;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 2s cubic-bezier(0.4, 0, 0.2, 1);
}
.end-screen.visible {
  opacity: 1;
  pointer-events: all;
}
.end-screen-speedlines {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 0;
}
.end-screen-content {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 0.5rem;
}
.end-screen-hero {
  position: relative; width: min(40vw, 480px); height: min(40vw, 480px);
  margin-bottom: 1.5rem;
}
.end-screen-illustration {
  width: 100%; height: 100%; object-fit: contain;
  animation: catFloat 6s ease-in-out infinite;
}
.end-screen-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 4vw, 4rem); font-weight: 700; color: var(--text);
  letter-spacing: -0.02em;
}
.end-screen-sub {
  font-size: clamp(1rem, 1.5vw, 1.4rem); color: var(--text-muted);
}
.end-waitlist-form {
  margin-top: 1.5rem;
  opacity: 0; transform: translateY(12px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.6s,
              transform 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.6s;
}
.end-screen.visible .end-waitlist-form {
  opacity: 1; transform: translateY(0);
}

/* Hide mobile card dots on desktop */
.mobile-card-dots { display: none; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .slide { padding: 1rem 1rem 3rem; }
  .slide-two-col { grid-template-columns: 1fr; gap: 1.5rem; }
  .steps-grid { grid-template-columns: 1fr; gap: 0.8rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; gap: 0.8rem; }
  .nav-arrow { display: none; }

  /* Vertically center content on mobile (carousel keeps it short) */
  .slide {
    align-items: center;
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }
  .slide-center-layout { gap: 0.6rem; }

  /* Tighter typography */
  .slide-heading-big { font-size: clamp(1.3rem, 4.5vw, 1.8rem); }
  .slide-body { font-size: 0.85rem; line-height: 1.5; }
  .slide-tagline { font-size: 0.85rem; }
  .slide-subtitle-big { font-size: clamp(0.9rem, 2vw, 1.1rem); }
  .slide-eyebrow { font-size: 0.65rem; }

  /* Mobile card carousel — show one card at a time */
  .feature-grid,
  .steps-grid {
    display: block;
    position: relative;
    margin-top: 1rem !important;
  }
  .feature-card,
  .step-card,
  .feature-card.visible,
  .step-card.visible {
    position: absolute !important;
    top: 0; left: 0; right: 0;
    opacity: 0 !important;
    transform: translateX(20px) scale(0.96) !important;
    filter: blur(4px) !important;
    transition: opacity 0.5s ease, transform 0.5s ease, filter 0.5s ease !important;
    pointer-events: none;
    padding: 1.2rem;
  }
  .feature-card.mobile-active,
  .step-card.mobile-active,
  .feature-card.visible.mobile-active,
  .step-card.visible.mobile-active {
    position: relative !important;
    opacity: 1 !important;
    transform: translateX(0) scale(1) !important;
    filter: blur(0px) !important;
    pointer-events: all;
  }
  .feature-card h3 { font-size: 0.95rem; }
  .feature-card p { font-size: 0.8rem; }
  .feature-icon-img { width: 56px; height: 56px; }
  .step-card h3 { font-size: 0.95rem; }
  .step-card p { font-size: 0.78rem; }
  .step-icon-img { width: 56px; height: 56px; }

  /* Card carousel dots */
  .mobile-card-dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 0.8rem;
  }
  .mobile-card-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--text-faint); border: none; padding: 0;
    cursor: pointer; transition: all 0.3s ease;
  }
  .mobile-card-dot.active {
    background: var(--text); transform: scale(1.4);
  }

  /* Audio controls: compact on mobile, with safe area breathing room */
  .audio-controls { top: 1.5rem; left: 0.8rem; gap: 0.3rem; }
  .volume-slider { width: 40px; }
  .audio-progress { width: 30px; }
  .audio-sep { display: none; }
  .slide-counter { top: 1.7rem; right: 0.8rem; }

  /* Slideshow: better mobile layout */
  .slide-fullscreen {
    overflow: hidden !important;
    align-items: stretch !important;
    padding-top: 0 !important;
  }
  .slideshow-img { padding: 2rem 0 3.5rem; object-fit: contain; }
  .slideshow-overlay {
    bottom: 2.5rem; right: 0; left: 0;
    border-radius: 0;
    flex-direction: row; align-items: center; justify-content: space-between;
    padding: 0.5rem 1rem;
    text-align: left;
    background: rgba(255,255,255,0.95);
  }
  .slideshow-overlay .slide-eyebrow { display: none; }
  .slideshow-overlay .slide-heading { font-size: 0.8rem; }
  .slideshow-caption {
    bottom: auto; top: 0.5rem; left: 0.5rem;
    font-size: 0.65rem;
    padding: 0.3rem 0.7rem;
  }

  /* CTA slide */
  .cta-url { font-size: 1.2rem; }
  .pres-waitlist-form { flex-direction: column; gap: 0.5rem; }
  .pres-waitlist-input { width: 100%; max-width: 280px; }

  /* Play overlay */
  .play-overlay-hero { width: min(50vw, 200px); height: min(50vw, 200px); margin-bottom: 1rem; }
  .play-overlay-title { font-size: clamp(2rem, 6vw, 3rem); }

  /* End screen */
  .end-screen-hero { width: min(50vw, 200px); height: min(50vw, 200px); margin-bottom: 1rem; }
  .end-screen-title { font-size: clamp(2rem, 6vw, 3rem); }
  .end-waitlist-form { flex-direction: column; }
  .end-waitlist-form .pres-waitlist-input { width: 100%; max-width: 280px; }

  /* Progress dots */
  .progress-dots { bottom: 0.8rem; }
}