/* =============================================
   想说 / VoiceOut — style.css
   Alimama FangYuan font, fixed position layout
   Brand: yellow + brown, soft healing aesthetic
   ============================================= */

/* ── Alimama Font ─────────────────────────── */
@font-face {
  font-family: "AlimamaFangYuan";
  src: url("./assets/fonts/alimama.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

/* Global font application */
body,
button,
a,
input,
textarea,
nav,
.nav-logo,
.nav-links a,
.label,
.headline,
.subtitle,
.body-text,
#about-overlay,
#about-overlay * {
  font-family: "AlimamaFangYuan", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

:root {
  /* Brand colors */
  --brand-yellow: #F6D76B;
  --brand-yellow-light: #FFE066;
  --brand-brown: #5C3A1E;
  --brand-brown-dark: #4B2F18;
  --brand-cream: #FFF8EF;
  --brand-sky: #DDEFFC;
  --brand-grass: #DDE8C7;

  /* Supporting */
  --charcoal: #1A1714;
  --warm: #C9A87C;
  --accent: #E8A598;
  --fade: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  background: var(--charcoal);
  color: var(--brand-cream);
  overflow: hidden;
  height: 100%;
  width: 100%;
  -webkit-font-smoothing: antialiased;
}

/* =============================================
   NAVBAR — soft, minimal, Apple-like
   ============================================= */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 2.2rem;
  pointer-events: none;
}

#navbar > * {
  pointer-events: auto;
}

/* Top-left logo — no glass pill, just text */
.nav-logo {
  display: inline-flex;
  align-items: center;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #FFF8EF;
  text-decoration: none;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.20);
  background: transparent;
  border: none;
  box-shadow: none;
  transition: opacity 0.2s;
}

.nav-logo:hover {
  opacity: 0.85;
}

.nav-slash {
  color: var(--brand-yellow);
  margin: 0 0.3em;
}

/* Top-right nav — very subtle glass pill */
.nav-links {
  list-style: none;
  display: flex;
  gap: 0.2rem;
  align-items: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 6px 8px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  color: #FFF8EF;
  text-decoration: none;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.18);
  padding: 8px 12px;
  border-radius: 999px;
  transition: background 0.2s, color 0.2s;
  display: inline-block;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--brand-yellow);
}

/* Nav CTA — Join Beta, visually clear */
.nav-cta {
  position: relative;
  z-index: 25;
  background: #FFD95A !important;
  color: #5C3A1E !important;
  font-weight: 750 !important;
  border-radius: 999px !important;
  padding: 9px 16px !important;
  box-shadow: 0 4px 14px rgba(92, 58, 30, 0.14) !important;
  text-shadow: none !important;
  transition: transform 0.2s, box-shadow 0.2s !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(92, 58, 30, 0.22) !important;
  background: #FFE066 !important;
  color: #5C3A1E !important;
}

/* Beta trigger buttons - explicit pointer-events */
.beta-trigger {
  position: relative;
  z-index: 25;
  pointer-events: auto;
}

#nav-lang {
  font-weight: 650;
  cursor: pointer;
}

/* =============================================
   COMING SOON MODAL
   ============================================= */
#coming-soon-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 23, 20, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

#coming-soon-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.coming-soon-inner {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(92, 58, 30, 0.08);
  border-radius: 20px;
  padding: 2.5rem 2.2rem;
  max-width: 420px;
  width: 90%;
  text-align: center;
  box-shadow: 0 16px 40px rgba(92, 58, 30, 0.12);
  transform: translateY(12px) scale(0.97);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

#coming-soon-modal.is-open .coming-soon-inner {
  transform: translateY(0) scale(1);
}

.coming-soon-text {
  font-size: 1.1rem;
  font-weight: 500;
  line-height: 1.7;
  color: #5C3A1E;
  margin-bottom: 1.8rem;
}

.coming-soon-close {
  font-family: "AlimamaFangYuan", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: #5C3A1E;
  background: var(--brand-yellow);
  border: none;
  border-radius: 999px;
  padding: 0.9rem 2.4rem;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(246, 215, 107, 0.4);
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.coming-soon-close:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(246, 215, 107, 0.55);
  background: var(--brand-yellow-light);
}

.coming-soon-close:focus-visible {
  outline: 2px solid var(--brand-brown);
  outline-offset: 3px;
}

/* =============================================
   SCROLL INDICATOR — bottom center, first screen only
   ============================================= */
.scroll-indicator {
  position: fixed;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 30;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.8rem 1.2rem;
  pointer-events: auto;
  opacity: 1;
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.scroll-indicator.is-hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(12px);
  pointer-events: none;
}

.scroll-indicator-text {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--brand-cream);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
  text-transform: uppercase;
}

.scroll-indicator-chevron {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-cream);
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
  animation: chevronBounce 2.2s ease-in-out infinite;
}

.scroll-indicator-chevron svg {
  width: 28px;
  height: 28px;
}

@keyframes chevronBounce {
  0%, 100% {
    transform: translateY(0);
    opacity: 0.85;
  }
  50% {
    transform: translateY(10px);
    opacity: 0.4;
  }
}

/* =============================================
   ABOUT OVERLAY
   ============================================= */
#about-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: linear-gradient(160deg, var(--brand-sky) 0%, var(--brand-cream) 40%, var(--brand-grass) 100%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

#about-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* About page nav adjustments — switch to brown */
body.about-open #navbar .nav-logo {
  color: #5C3A1E;
  text-shadow: none;
}

body.about-open #navbar .nav-links {
  background: rgba(255, 248, 239, 0.72);
  border: 1px solid rgba(92, 58, 30, 0.10);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
}

body.about-open #navbar .nav-links a:not(.nav-cta) {
  color: #5C3A1E;
  text-shadow: none;
}

body.about-open #navbar .nav-links a:not(.nav-cta):hover {
  background: rgba(92, 58, 30, 0.08);
  color: #5C3A1E;
}

body.about-open #navbar .nav-slash {
  color: #5C3A1E;
}

.about-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 5rem 2.5rem 4rem;
  position: relative;
}

.about-inner::before {
  content: "☁️";
  position: fixed;
  top: 8rem;
  left: 2rem;
  font-size: 3rem;
  opacity: 0.12;
  filter: blur(2px);
  pointer-events: none;
  z-index: 1;
}

.about-inner::after {
  content: "🌿";
  position: fixed;
  bottom: 4rem;
  right: 2rem;
  font-size: 2.5rem;
  opacity: 0.1;
  filter: blur(2px);
  pointer-events: none;
  z-index: 1;
}

.about-close {
  position: fixed;
  top: 1.5rem;
  right: 2rem;
  z-index: 210;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  background: rgba(92, 58, 30, 0.08);
  color: var(--brand-brown);
  font-size: 1.6rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
}
.about-close:hover {
  background: rgba(92, 58, 30, 0.18);
  transform: rotate(90deg);
}

.about-hero {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  z-index: 2;
}

.about-title {
  font-weight: 700;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--brand-brown);
  margin-bottom: 1.5rem;
}

.about-lead {
  font-weight: 500;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.6;
  color: var(--brand-brown-dark);
  max-width: 680px;
  margin: 0 auto;
}

.about-card {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(92, 58, 30, 0.1);
  border-radius: 24px;
  padding: 2.5rem;
  margin-bottom: 2rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: relative;
  z-index: 2;
}

.about-card p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--brand-brown);
  margin-bottom: 1.2rem;
}

.about-card p:last-child {
  margin-bottom: 0;
}

.about-section {
  margin-bottom: 3rem;
  position: relative;
  z-index: 2;
}

.about-section h3 {
  font-weight: 700;
  font-size: clamp(1.3rem, 2.5vw, 1.6rem);
  line-height: 1.3;
  color: var(--brand-brown-dark);
  margin-bottom: 1.5rem;
  padding-left: 1rem;
  border-left: 4px solid var(--brand-yellow);
}

.about-section ul {
  margin-left: 0;
  margin-bottom: 1rem;
  list-style: none;
}

.about-section li {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--brand-brown);
  margin-bottom: 0.7rem;
  position: relative;
  padding-left: 1.8rem;
}

.about-section li::before {
  content: "🌱";
  position: absolute;
  left: 0;
  top: 0.15rem;
  font-size: 0.9rem;
  opacity: 0.6;
}

.method-card {
  background: rgba(255, 255, 255, 0.4);
  border-radius: 16px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(92, 58, 30, 0.08);
}

.method-card h4 {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--brand-brown-dark);
  margin-bottom: 0.5rem;
}

.method-card h4 span {
  font-weight: 400;
  opacity: 0.8;
}

.method-card p {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--brand-brown);
  margin-bottom: 0;
}

.garden-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.6) 0%, rgba(221,232,199,0.3) 100%);
}

.belief-box {
  background: rgba(246, 215, 107, 0.15);
  border-radius: 16px;
  padding: 1.5rem 2rem;
  margin-top: 1.5rem;
  border-left: 4px solid var(--brand-yellow);
}

.belief-box p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--brand-brown-dark);
  margin-bottom: 0.6rem;
}

.belief-box p:first-child {
  font-weight: 600;
  margin-bottom: 1rem;
}

.about-closing {
  text-align: center;
  padding: 3rem 0 2rem;
  position: relative;
  z-index: 2;
}

.about-end {
  font-weight: 700;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  color: var(--brand-brown-dark);
  margin-bottom: 2rem;
  letter-spacing: 0.02em;
}

.about-end::before,
.about-end::after {
  content: " ~ ";
  color: var(--brand-yellow);
}

.about-cta {
  position: relative;
  z-index: 25;
  display: inline-block;
  padding: 1rem 2.8rem;
  background: var(--brand-yellow);
  color: var(--brand-brown-dark);
  text-decoration: none;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.03em;
  box-shadow: 0 4px 20px rgba(246, 215, 107, 0.4);
  transition: transform 0.2s, box-shadow 0.2s;
}

.about-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 28px rgba(246, 215, 107, 0.55);
}

/* =============================================
   VIDEO BACKGROUNDS
   ============================================= */
#video-container {
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  background: linear-gradient(to bottom, #AEE2FF, #DDEFC8);
  pointer-events: none;
}

.bg-video {
  position: absolute;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.55s ease;
  pointer-events: none;
  background: transparent;
}

.bg-video.active {
  opacity: 1;
}

/* =============================================
   OVERLAY
   ============================================= */
#overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to bottom,
    rgba(26, 23, 20, 0.15) 0%,
    rgba(26, 23, 20, 0.02) 40%,
    rgba(26, 23, 20, 0.06) 70%,
    rgba(26, 23, 20, 0.35) 100%
  );
  pointer-events: none;
}

/* =============================================
   TEXT LAYER
   ============================================= */
#text-layer {
  position: fixed;
  inset: 0;
  z-index: 25;
  pointer-events: none;
}

/* =============================================
   TEXT PANELS
   ============================================= */
.text-panel {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--fade);
}

.text-panel.is-visible {
  opacity: 1;
}

/* =============================================
   TEXT CONTENT — unified text block
   ============================================= */
.text-content {
  position: absolute;
  display: flex;
  flex-direction: column;
  text-align: left;
  pointer-events: none;
}

.text-content > * {
  pointer-events: none;
}

.text-panel.is-visible a,
.text-panel.is-visible button {
  pointer-events: auto;
}

/* Width variants */
.text-content {
  max-width: min(42vw, 680px);
}

.text-content.narrow {
  max-width: min(34vw, 560px);
}

/* ── Fixed position classes ── */
.pos-safe-left-top {
  left: 4vw;
  top: 12vh;
}

.pos-safe-right-top {
  right: 5vw;
  top: 12vh;
  align-items: flex-start;
}

.pos-safe-left-mid {
  left: 4vw;
  top: 22vh;
}

.pos-safe-right-mid {
  right: 5vw;
  top: 22vh;
  align-items: flex-start;
}

.pos-safe-center-top {
  left: 50%;
  top: 10vh;
  transform: translateX(-50%);
  text-align: left;
  align-items: flex-start;
}

/* =============================================
   TYPOGRAPHY — Homepage
   ============================================= */
.label {
  font-size: clamp(0.9rem, 1.2vw, 1.15rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #FFD95A;
  margin-bottom: 18px;
  text-transform: none;
}

.headline {
  font-weight: 700;
  font-size: clamp(52px, 5vw, 86px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: #FFF8EF;
  margin-bottom: 0.3rem;
}

.subtitle {
  font-weight: 400;
  font-size: clamp(24px, 2.1vw, 34px);
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: rgba(255, 248, 239, 0.94);
  margin-top: 24px;
}

.body-text {
  font-weight: 400;
  font-size: clamp(18px, 1.5vw, 22px);
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: rgba(255, 248, 239, 0.85);
  margin-top: 16px;
}

/* Text shadow for legibility on video */
.label,
.headline,
.subtitle,
.body-text {
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.18);
}

/* =============================================
   SCROLL NUDGE (legacy, kept for compatibility)
   ============================================= */
.scroll-nudge {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  margin-top: 2.5rem;
  opacity: 0.45;
  pointer-events: auto;
}

.nudge-line {
  width: 2px;
  height: 48px;
  background: linear-gradient(to bottom, var(--brand-yellow), transparent);
  border-radius: 1px;
  animation: nudgePulse 2.2s ease-in-out infinite;
}

.nudge-text {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--brand-cream);
  opacity: 0.75;
}

@keyframes nudgePulse {
  0%,100% { opacity: 0.35; transform: scaleY(1); }
  50%      { opacity: 0.9; transform: scaleY(0.5); }
}

/* =============================================
   CTA — brand yellow, single button
   ============================================= */
.cta-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.2rem;
  margin-top: 2.5rem;
  pointer-events: none;
}

.cta-group a {
  pointer-events: auto;
}

.text-panel:not(.is-visible) a,
.text-panel:not(.is-visible) button {
  pointer-events: none !important;
}

.cta-primary {
  position: relative;
  z-index: 25;
  font-weight: 700;
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  letter-spacing: 0.03em;
  color: var(--brand-brown-dark);
  background: var(--brand-yellow);
  text-decoration: none;
  padding: 1.1rem 3rem;
  border-radius: 999px;
  box-shadow: 0 4px 24px rgba(246, 215, 107, 0.45);
  transition: background 0.22s, transform 0.18s, box-shadow 0.22s;
  white-space: nowrap;
}

.cta-primary:hover {
  background: var(--brand-yellow-light);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(246, 215, 107, 0.6);
}

/* =============================================
   SCROLL SNAP ROOT
   ============================================= */
#scroll-root {
  position: fixed;
  inset: 0;
  z-index: 20;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  -webkit-overflow-scrolling: touch;
  pointer-events: auto;
  width: 100vw;
  height: 100vh;
}

.snap-sec {
  height: 100vh;
  scroll-snap-align: start;
  scroll-snap-stop: normal;
  pointer-events: none;
}

/* =============================================
   PROGRESS DOTS
   ============================================= */
#progress-dots {
  position: fixed;
  right: 1.4rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: auto;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: none;
  background: rgba(244, 239, 230, 0.25);
  cursor: pointer;
  padding: 0;
  transition: background 0.3s, transform 0.3s;
}

.dot.active {
  background: var(--brand-yellow);
  transform: scale(1.6);
}

/* Screen 6 specific fix - smaller headline to avoid overlapping Little Cloud */
.screen-6-fix .headline {
  font-size: clamp(48px, 4.5vw, 78px);
}

.screen-6-fix .subtitle {
  font-size: clamp(24px, 2vw, 32px);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
  #navbar {
    padding: 0.8rem 1rem;
    gap: 0.65rem;
  }

  .nav-logo {
    font-size: 0.78rem;
    line-height: 1.2;
    flex: 0 1 auto;
    min-width: 0;
    max-width: 34vw;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .nav-links {
    flex: 0 0 auto;
    padding: 4px 5px;
    gap: 0.05rem;
    max-width: 63vw;
    overflow: hidden;
  }

  .nav-links a {
    font-size: 0.7rem;
    line-height: 1;
    padding: 6px 7px;
    white-space: nowrap;
  }

  .nav-cta {
    padding: 7px 10px !important;
    min-height: 32px;
    display: inline-flex !important;
    align-items: center;
  }

  .text-content,
  .text-content.narrow {
    max-width: 88vw;
    left: 6vw !important;
    right: auto !important;
    top: 10vh !important;
    transform: none !important;
    align-items: flex-start;
    text-align: left;
  }

  .headline {
    font-size: clamp(34px, 10vw, 48px);
    line-height: 1.15;
    letter-spacing: 0;
  }

  .subtitle {
    font-size: clamp(18px, 4.8vw, 22px);
    line-height: 1.5;
    margin-top: 14px;
  }

  .label {
    font-size: 13px;
    line-height: 1.35;
    margin-bottom: 10px;
  }

  .screen-6-fix .headline {
    font-size: clamp(34px, 10vw, 48px);
  }

  .screen-6-fix .subtitle {
    font-size: clamp(18px, 4.8vw, 22px);
  }

  .cta-primary { 
    white-space: normal; 
    text-align: center; 
    padding: 0.9rem 1.45rem;
    min-height: 44px;
    max-width: 88vw;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    line-height: 1.25;
  }

  .cta-group {
    margin-top: 1.6rem;
    align-items: flex-start;
  }

  .bg-video {
    object-fit: cover;
    object-position: center center;
  }

  #vid-0,
  #vid-9 {
    object-position: center center;
  }

  #vid-1,
  #vid-8 {
    object-position: 42% center;
  }

  #vid-2,
  #vid-3,
  #vid-4 {
    object-position: 38% center;
  }

  #vid-5,
  #vid-6,
  #vid-7 {
    object-position: 50% center;
  }

  .scroll-indicator {
    bottom: 1.4rem;
    gap: 0.45rem;
    padding: 0.6rem 0.9rem;
  }

  .scroll-indicator-text {
    font-size: 0.62rem;
  }

  .scroll-indicator-chevron svg {
    width: 22px;
    height: 22px;
  }

  .coming-soon-inner {
    padding: 2rem 1.8rem;
  }

  .coming-soon-text {
    font-size: 1rem;
  }

  #progress-dots {
    display: none;
  }

  .about-inner {
    padding: 5rem 1.2rem 3rem;
  }

  .about-title {
    font-size: clamp(2rem, 10vw, 2.8rem);
    line-height: 1.15;
  }

  .about-lead {
    font-size: 1rem;
    line-height: 1.65;
  }

  .about-close {
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
  }

  .about-card {
    padding: 1.4rem;
    border-radius: 20px;
  }

  .about-card p,
  .about-section li {
    font-size: 0.95rem;
    line-height: 1.7;
  }

  .about-section h3 {
    font-size: clamp(1.18rem, 5vw, 1.42rem);
    margin-bottom: 1.1rem;
  }

  .method-card {
    padding: 1.1rem;
  }

  .about-cta,
  .coming-soon-close {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
}

/* Focus states for accessibility */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--brand-yellow);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .bg-video,
  .text-panel {
    transition: none;
  }
  .nudge-line {
    animation: none;
  }
  .scroll-indicator-chevron {
    animation: none;
  }
  .coming-soon-inner {
    transition: none;
  }
}