:root {
  --bg: #050911;
  --ink: #f5f8fc;
  --muted: #aab8c7;
  --dim: #718397;
  --panel: rgba(12, 22, 36, 0.82);
  --panel-strong: rgba(13, 25, 42, 0.96);
  --line: rgba(157, 190, 217, 0.18);
  --caption: #54f4c4;
  --caption-soft: rgba(84, 244, 196, 0.16);
  --vod: #6da7ff;
  --live: #ff5b4f;
  --amber: #ffc968;
  --font-display: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(circle at 14% 8%, rgba(50, 160, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 84% 16%, rgba(84, 244, 196, 0.16), transparent 24rem),
    linear-gradient(135deg, #050911 0%, #081523 44%, #050911 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.25;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.026) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

.page {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
}

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

.nav {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 850;
  letter-spacing: 0;
}

.brand-mark {
  width: 32px;
  height: 32px;
  display: block;
  overflow: hidden;
  border-radius: 12px;
  filter: drop-shadow(0 0 24px rgba(84, 244, 196, 0.18));
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.language-selector {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 40px;
  padding: 0 13px;
  color: #e7eef7;
  font: inherit;
  font-size: 14px;
  font-weight: 750;
  border: 1px solid rgba(157, 190, 217, 0.22);
  border-radius: 999px;
  background: rgba(10, 20, 32, 0.82);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  cursor: pointer;
  outline: none;
}

.language-menu {
  position: relative;
  z-index: 20;
}

.language-menu summary {
  list-style: none;
}

.language-menu summary::-webkit-details-marker {
  display: none;
}

.language-selector svg {
  width: 16px;
  height: 16px;
  color: var(--caption);
}

.language-chevron {
  color: var(--dim);
  font-size: 12px;
  transition: transform 0.18s ease;
}

.language-menu[open] .language-selector {
  border-color: rgba(84, 244, 196, 0.38);
  background: rgba(12, 27, 40, 0.94);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 14px 36px rgba(0, 0, 0, 0.18);
}

.language-menu[open] .language-chevron {
  transform: rotate(180deg);
}

.language-selector:focus-visible {
  outline: 2px solid rgba(84, 244, 196, 0.42);
  outline-offset: 3px;
}

.language-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: min(250px, calc(100vw - 32px));
  max-height: 330px;
  padding: 8px;
  border: 1px solid rgba(157, 190, 217, 0.2);
  border-radius: 18px;
  background: rgba(8, 17, 28, 0.94);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 24px 70px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(22px);
  overflow: auto;
}

.language-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 40px;
  padding: 0 10px;
  color: rgba(231, 238, 247, 0.82);
  font-size: 14px;
  font-weight: 760;
  text-decoration: none;
  border-radius: 12px;
}

.language-option:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.07);
}

.language-option[aria-current="true"] {
  color: var(--caption);
  background: rgba(84, 244, 196, 0.11);
}

.language-option-code {
  min-width: 32px;
  color: rgba(170, 184, 199, 0.78);
  font-size: 11px;
  font-weight: 850;
  text-align: right;
}

.language-option[aria-current="true"] .language-option-code {
  color: var(--caption);
}

#language-container {
  position: relative;
  z-index: 20;
}

#language-container .dropdown {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-width: 0;
  min-height: 40px;
  padding: 0 13px;
  color: #e7eef7;
  font: inherit;
  font-size: 14px;
  font-weight: 750;
  border: 1px solid rgba(157, 190, 217, 0.22);
  border-radius: 999px;
  background: rgba(10, 20, 32, 0.82);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  outline: none;
}

#language-container .dropdown::before {
  content: "";
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  background: center / contain no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2354f4c4' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M2 12h20'/%3E%3Cpath d='M12 2a15.3 15.3 0 0 1 0 20'/%3E%3Cpath d='M12 2a15.3 15.3 0 0 0 0 20'/%3E%3C/svg%3E");
}

#language-container .dropdown:hover,
#language-container:has(.rotate-180) .dropdown {
  border-color: rgba(84, 244, 196, 0.38);
  background: rgba(12, 27, 40, 0.94);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 14px 36px rgba(0, 0, 0, 0.18);
}

#language-container .selected-item {
  color: #e7eef7;
  font-size: 14px;
  font-weight: 750;
}

#language-container .dropdown-arrow {
  margin-left: 0;
  color: var(--dim);
}

#language-container .arrow-icon {
  width: 16px;
  height: 16px;
}

#language-container .dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: min(250px, calc(100vw - 32px));
  max-height: 330px;
  padding: 8px;
  margin-top: 0;
  border: 1px solid rgba(157, 190, 217, 0.2);
  border-radius: 18px;
  background: rgba(8, 17, 28, 0.94);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 24px 70px rgba(0, 0, 0, 0.34);
  backdrop-filter: blur(22px);
  overflow: auto;
}

#language-container .dropdown-menu div {
  min-height: 40px;
  padding: 10px;
  color: rgba(231, 238, 247, 0.82);
  font-size: 14px;
  font-weight: 760;
  border-radius: 12px;
}

#language-container .dropdown-menu div:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.07);
}

#language-container .dropdown-menu-item.selected {
  color: var(--caption);
  background: rgba(84, 244, 196, 0.11);
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  gap: 56px;
  align-items: center;
  padding: 34px 0 44px;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 34px;
  padding: 0 13px;
  margin-bottom: 26px;
  color: var(--caption);
  font-size: 14px;
  font-weight: 800;
  border: 1px solid rgba(84, 244, 196, 0.26);
  border-radius: 999px;
  background: var(--caption-soft);
}

.eyebrow::before {
  content: "AI";
  display: grid;
  place-items: center;
  width: 28px;
  height: 22px;
  color: #061016;
  font-size: 12px;
  font-weight: 900;
  border-radius: 999px;
  background: var(--caption);
}

h1 {
  margin: 0;
  color: #ffffff;
  font-family: var(--font-display);
  font-size: clamp(64px, 10vw, 132px);
  line-height: 0.9;
  letter-spacing: 0;
}

.subtitle {
  margin: 18px 0 0;
  color: #dfe8f2;
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 850;
  line-height: 1.08;
  letter-spacing: 0;
}

.description {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.85;
}

.source-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.source-chip {
  padding: 9px 12px;
  color: #dce8f2;
  font-size: 14px;
  font-weight: 750;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.download-note {
  margin: 16px 0 0;
  color: rgba(170, 184, 199, 0.78);
  font-size: 14px;
  line-height: 1.55;
}

.cta {
  min-height: 54px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #061016;
  font-size: 16px;
  font-weight: 850;
  font-family: inherit;
  text-decoration: none;
  border: 0;
  border-radius: 16px;
  background: var(--caption);
  box-shadow: 0 18px 42px rgba(84, 244, 196, 0.24);
  cursor: pointer;
}

.cta-icon {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  color: currentColor;
  flex: 0 0 auto;
}

.cta-icon svg {
  width: 20px;
  height: 20px;
  display: block;
  fill: currentColor;
}

.cta-icon.android-icon svg {
  width: 22px;
  height: 22px;
}

.cta-icon.outline svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cta.secondary {
  color: #e7eef7;
  background: rgba(255, 255, 255, 0.075);
  border: 1px solid var(--line);
  box-shadow: none;
}

.device-stage {
  position: relative;
  min-height: 660px;
}

.device-stage::before {
  content: "";
  position: absolute;
  inset: 13% 6% 5%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(84, 244, 196, 0.18), transparent 58%);
  filter: blur(4px);
}

.phone {
  position: absolute;
  width: 284px;
  min-height: 574px;
  padding: 12px;
  border: 1px solid rgba(215, 234, 249, 0.24);
  border-radius: 42px;
  background: linear-gradient(155deg, #213041, #07101a 38%, #0a1421);
  box-shadow:
    0 34px 80px rgba(0, 0, 0, 0.42),
    inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.phone.ios {
  left: 22px;
  top: 36px;
  transform: rotate(-7deg);
  z-index: 2;
}

.phone.android {
  right: 0;
  top: 88px;
  transform: rotate(7deg);
}

.phone-shell {
  position: relative;
  min-height: 548px;
  overflow: hidden;
  border-radius: 32px;
  background:
    linear-gradient(to bottom, rgba(255, 255, 255, 0.06), transparent 28%),
    radial-gradient(circle at 58% 24%, rgba(65, 126, 255, 0.32), transparent 24%),
    linear-gradient(180deg, #101b2a 0%, #08111c 54%, #03070d 100%);
}

.phone.ios .phone-shell::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 10px;
  width: 82px;
  height: 24px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: #03070d;
  z-index: 4;
}

.phone.android .phone-shell::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 13px;
  width: 9px;
  height: 9px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: #03070d;
  z-index: 4;
}

.phone .phone-shell.player-layout::before {
  display: none;
}

.player-layout {
  background:
    radial-gradient(circle at 54% 28%, rgba(84, 244, 196, 0.12), transparent 28%),
    radial-gradient(circle at 24% 68%, rgba(109, 167, 255, 0.14), transparent 24%),
    linear-gradient(180deg, #10243a 0%, #071622 55%, #06111b 100%);
}

.player-ui {
  position: absolute;
  inset: 0;
  color: #f5f8fc;
}

.mock-status {
  position: absolute;
  top: 18px;
  left: 28px;
  right: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #ffffff;
  font-size: 17px;
  font-weight: 850;
  letter-spacing: 0;
}

.mock-status-icons {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 13px;
}

.mock-topbar {
  position: absolute;
  top: 66px;
  left: 20px;
  right: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255, 255, 255, 0.72);
}

.mock-tools {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  opacity: 0.5;
}

.mock-tool {
  width: 18px;
  height: 18px;
  border: 3px solid currentColor;
  border-radius: 6px;
  opacity: 0.88;
}

.mock-tool.search {
  position: relative;
  border-radius: 50%;
}

.mock-tool.search::after {
  content: "";
  position: absolute;
  width: 9px;
  height: 3px;
  right: -7px;
  bottom: -4px;
  border-radius: 999px;
  background: currentColor;
  transform: rotate(45deg);
}

.mock-video {
  position: absolute;
  top: 180px;
  left: 0;
  right: 0;
  height: 142px;
  overflow: hidden;
  background:
    linear-gradient(0deg, rgba(233, 177, 92, 0.78), rgba(233, 177, 92, 0.78)),
    linear-gradient(90deg, #7d241d, #d74334 42%, #f0be75 43%, #f0be75 100%);
}

.mock-video::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 30%, rgba(183, 35, 28, 0.78) 30% 62%, transparent 62%),
    radial-gradient(circle at 32% 70%, transparent 0 54px, rgba(120, 55, 36, 0.42) 55px 57px, transparent 58px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.32), transparent 22%, transparent 78%, rgba(0, 0, 0, 0.25));
}

.mock-player {
  position: absolute;
  width: 18px;
  height: 44px;
  border-radius: 999px;
  background: #f5f0df;
  box-shadow: 0 -14px 0 #2e2e2e;
}

.mock-player.one {
  left: 46px;
  top: 50px;
  transform: rotate(12deg);
}

.mock-player.two {
  left: 134px;
  top: 70px;
  background: #be312d;
  box-shadow: 0 -14px 0 #5b1717;
  transform: rotate(-8deg);
}

.mock-player.three {
  right: 48px;
  top: 40px;
  background: #bd312c;
  box-shadow: 0 -14px 0 #5b1717;
  transform: rotate(18deg);
}

.mock-mode-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 24px;
  padding: 0 9px;
  color: #ffffff;
  font-size: 11px;
  font-weight: 900;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(12px);
}

.mock-mode-label.live {
  background: rgba(255, 91, 79, 0.92);
}

.mock-mode-label.live::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
}

.mock-mode-label.vod {
  color: #dcebff;
  background: rgba(104, 167, 255, 0.28);
  border: 1px solid rgba(104, 167, 255, 0.42);
}

.mock-subtitle {
  position: absolute;
  left: 50%;
  bottom: 16px;
  display: grid;
  gap: 3px;
  min-width: 154px;
  padding: 8px 12px 9px;
  text-align: center;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.96);
  transform: translateX(-50%);
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.22);
}

.mock-subtitle-original {
  color: rgba(6, 16, 22, 0.66);
  font-size: 11px;
  font-weight: 850;
  line-height: 1.2;
}

.mock-subtitle-translated {
  color: #061016;
  font-size: 13px;
  font-weight: 950;
  line-height: 1.18;
}

.mock-caption-stack {
  position: absolute;
  top: 336px;
  left: 24px;
  right: 54px;
  z-index: 3;
  display: none;
  gap: 5px;
}

.mock-caption-row {
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  background: rgba(9, 20, 32, 0.78);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
}

.mock-caption-row.translated {
  color: #061016;
  font-size: 13px;
  font-weight: 900;
  background: rgba(84, 244, 196, 0.92);
  border-color: rgba(84, 244, 196, 0.72);
}

.mock-caption-row.original {
  color: rgba(221, 232, 244, 0.72);
  font-size: 11px;
  font-weight: 760;
}

.phone.captions-on .mock-caption-stack {
  display: grid;
}

.phone.captions-on .mock-ai-button {
  display: none;
}

.mock-actions {
  position: absolute;
  top: 334px;
  right: 12px;
  display: grid;
  gap: 12px;
  color: rgba(188, 207, 224, 0.4);
  text-align: center;
  font-size: 10px;
  font-weight: 800;
  opacity: 0.58;
}

.mock-action-icon {
  width: 24px;
  height: 24px;
  margin: 0 auto 3px;
  border-radius: 8px;
  background: rgba(188, 207, 224, 0.42);
  clip-path: polygon(50% 0, 61% 34%, 98% 34%, 68% 55%, 79% 91%, 50% 68%, 21% 91%, 32% 55%, 2% 34%, 39% 34%);
}

.mock-action-icon.bubble {
  clip-path: none;
  border-radius: 50% 50% 50% 12%;
}

.mock-action-icon.share {
  clip-path: polygon(18% 46%, 66% 0, 66% 25%, 100% 25%, 100% 72%, 66% 72%, 66% 100%);
}

.mock-ai-button {
  position: absolute;
  top: 362px;
  left: 50%;
  padding: 8px 22px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 15px;
  font-weight: 850;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  transform: translateX(-50%);
}

.mock-meta {
  position: absolute;
  left: 18px;
  right: 52px;
  top: 430px;
  opacity: 0.42;
}

.mock-author {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 10px;
}

.mock-avatar {
  width: 27px;
  height: 27px;
  border-radius: 50%;
  background: rgba(188, 207, 224, 0.36);
}

.mock-name {
  width: 72px;
  height: 12px;
  color: transparent;
  font-size: 13px;
  font-weight: 900;
  border-radius: 999px;
  background: rgba(220, 232, 244, 0.44);
  overflow: hidden;
}

.mock-follow {
  margin-left: auto;
  width: 42px;
  height: 18px;
  padding: 0;
  color: transparent;
  font-size: 11px;
  border: 1px solid rgba(220, 232, 244, 0.16);
  border-radius: 999px;
  background: rgba(220, 232, 244, 0.05);
  overflow: hidden;
}

.mock-title {
  width: 100%;
  height: 26px;
  color: transparent;
  font-size: 0;
  border-radius: 7px;
  background:
    linear-gradient(rgba(220, 232, 244, 0.32), rgba(220, 232, 244, 0.32)) left top / 92% 7px no-repeat,
    linear-gradient(rgba(220, 232, 244, 0.2), rgba(220, 232, 244, 0.2)) left 17px / 68% 7px no-repeat;
  overflow: hidden;
}

.mock-progress {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 24px;
  height: 2px;
  background: rgba(188, 207, 224, 0.11);
}

.mock-progress::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 78%;
  height: 100%;
  background: rgba(188, 207, 224, 0.34);
}

.phone.android .mock-status,
.phone.android .mock-topbar,
.phone.android .mock-meta,
.phone.android .mock-progress {
  opacity: 0.42;
}

.phone.android .mock-video {
  top: 170px;
}

.phone.android .mock-ai-button {
  color: #061016;
  background: var(--caption);
  box-shadow: 0 10px 26px rgba(84, 244, 196, 0.24);
}

.video-plane {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.04), transparent 30%),
    radial-gradient(circle at 44% 34%, rgba(255, 201, 104, 0.18), transparent 14%),
    linear-gradient(150deg, rgba(20, 56, 94, 0.92), rgba(4, 8, 14, 0.5) 52%, #03070d);
}

.video-plane::before,
.video-plane::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  filter: blur(1px);
}

.video-plane::before {
  width: 126px;
  height: 126px;
  left: 48px;
  top: 140px;
}

.video-plane::after {
  width: 94px;
  height: 170px;
  right: 40px;
  top: 118px;
  transform: rotate(-18deg);
}

.status-bar {
  position: absolute;
  left: 18px;
  right: 18px;
  top: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 3;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 0 9px;
  color: #ffffff;
  font-size: 11px;
  font-weight: 900;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
}

.badge.live {
  background: rgba(255, 91, 79, 0.9);
}

.badge.live::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
}

.badge.vod {
  color: #dcebff;
  background: rgba(104, 167, 255, 0.22);
  border: 1px solid rgba(104, 167, 255, 0.34);
}

.ai-panel {
  position: absolute;
  left: 16px;
  right: 16px;
  top: 94px;
  padding: 11px 12px;
  z-index: 3;
  border: 1px solid rgba(84, 244, 196, 0.22);
  border-radius: 18px;
  background: rgba(5, 12, 20, 0.56);
  backdrop-filter: blur(16px);
}

.ai-panel-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--caption);
  font-size: 12px;
  font-weight: 900;
}

.meter {
  display: grid;
  grid-template-columns: repeat(18, 1fr);
  gap: 3px;
  height: 34px;
  align-items: end;
  margin-top: 10px;
}

.meter span {
  border-radius: 999px;
  background: linear-gradient(to top, var(--caption), rgba(84, 244, 196, 0.24));
}

.meter span:nth-child(1) {
  height: 28%;
}

.meter span:nth-child(2) {
  height: 46%;
}

.meter span:nth-child(3) {
  height: 78%;
}

.meter span:nth-child(4) {
  height: 54%;
}

.meter span:nth-child(5) {
  height: 36%;
}

.meter span:nth-child(6) {
  height: 84%;
}

.meter span:nth-child(7) {
  height: 62%;
}

.meter span:nth-child(8) {
  height: 42%;
}

.meter span:nth-child(9) {
  height: 74%;
}

.meter span:nth-child(10) {
  height: 96%;
}

.meter span:nth-child(11) {
  height: 50%;
}

.meter span:nth-child(12) {
  height: 30%;
}

.meter span:nth-child(13) {
  height: 70%;
}

.meter span:nth-child(14) {
  height: 52%;
}

.meter span:nth-child(15) {
  height: 86%;
}

.meter span:nth-child(16) {
  height: 40%;
}

.meter span:nth-child(17) {
  height: 64%;
}

.meter span:nth-child(18) {
  height: 34%;
}

.caption-box {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 28px;
  z-index: 3;
  display: grid;
  gap: 8px;
}

.caption-line {
  padding: 10px 12px;
  color: #f4f7fb;
  font-size: 13px;
  line-height: 1.45;
  border-radius: 14px;
  background: rgba(3, 7, 13, 0.72);
  backdrop-filter: blur(18px);
}

.caption-line.translated {
  color: #061016;
  font-weight: 900;
  background: var(--caption);
}

.section {
  padding: 74px 0 92px;
}

.capability-section {
  padding-top: 42px;
}

.opening-section {
  padding: 12px 0 86px;
}

.opening-band {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(84, 244, 196, 0.12), transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.024)),
    rgba(12, 22, 36, 0.74);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.opening-title {
  margin: 0 0 18px;
  color: var(--caption);
  font-size: 15px;
  line-height: 1.3;
  font-weight: 850;
}

.opening-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.opening-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  min-height: 132px;
  padding: 20px;
  border: 1px solid rgba(157, 190, 217, 0.16);
  border-radius: 20px;
  background: rgba(5, 12, 22, 0.42);
}

.opening-step-number {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #061016;
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
  border-radius: 999px;
  background: var(--caption);
  font-variant-numeric: tabular-nums;
}

.opening-step:nth-child(2) .opening-step-number {
  background: var(--vod);
}

.opening-step h3 {
  margin: 0 0 10px;
  color: #ffffff;
  font-size: 18px;
  line-height: 1.22;
}

.opening-step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.68;
}

.section-heading {
  display: grid;
  gap: 14px;
  max-width: 780px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1.06;
  letter-spacing: 0;
}

.section-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.capability-card {
  min-height: 248px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.064), rgba(255, 255, 255, 0.026)),
    rgba(12, 22, 36, 0.78);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.capability-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 24px;
  color: #061016;
  border-radius: 15px;
  background: var(--caption);
}

.capability-card:nth-child(2) .capability-icon {
  background: var(--vod);
}

.capability-card:nth-child(3) .capability-icon {
  background: var(--amber);
}

.capability-card:nth-child(4) .capability-icon {
  color: #ffffff;
  background: var(--live);
}

.capability-icon svg {
  width: 23px;
  height: 23px;
  stroke: currentColor;
  stroke-width: 2.1;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.capability-card h3 {
  margin: 0 0 12px;
  color: #ffffff;
  font-size: 21px;
  line-height: 1.28;
}

.capability-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-card {
  min-height: 312px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.026)),
    var(--panel);
}

.feature-token {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 28px;
  color: #061016;
  border-radius: 15px;
  background: var(--caption);
}

.feature-token svg {
  width: 23px;
  height: 23px;
  stroke: currentColor;
  stroke-width: 2.1;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.story-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  margin-bottom: 16px;
  color: var(--caption);
  font-size: 12px;
  font-weight: 850;
  border: 1px solid rgba(84, 244, 196, 0.2);
  border-radius: 999px;
  background: rgba(84, 244, 196, 0.08);
}

.feature-card:nth-child(2) .feature-token {
  background: var(--vod);
}

.feature-card:nth-child(3) .feature-token {
  background: var(--amber);
}

.feature-card h3 {
  margin: 0 0 12px;
  color: #ffffff;
  font-size: 21px;
  line-height: 1.28;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.footer-cta {
  padding: 72px 0 88px;
  text-align: center;
}

.footer-cta h2 {
  max-width: 820px;
  margin: 0 auto 24px;
  font-size: clamp(36px, 6vw, 78px);
  line-height: 1.02;
}

.footer-cta p {
  max-width: 640px;
  margin: 0 auto 30px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.footer-cta .cta-row {
  justify-content: center;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 26px 0 34px;
  color: var(--dim);
  font-size: 13px;
  border-top: 1px solid var(--line);
}

.footer-links {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.footer-links a {
  color: #dce8f2;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--caption);
}

.footer-divider {
  width: 1px;
  height: 14px;
  background: var(--line);
}

@media (max-width: 1060px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 18px;
  }

  .device-stage {
    min-height: 600px;
  }

  .phone.ios {
    left: calc(50% - 268px);
  }

  .phone.android {
    right: calc(50% - 268px);
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .capability-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}

@media (max-width: 680px) {
  .page {
    width: min(100% - 22px, 1180px);
  }

  .nav {
    min-height: 64px;
  }

  .language-selector {
    min-height: 38px;
    padding: 0 11px;
  }

  .language-panel {
    width: min(220px, calc(100vw - 22px));
    max-height: 292px;
  }

  .hero {
    min-height: auto;
    padding: 24px 0 44px;
  }

  .description {
    font-size: 16px;
    line-height: 1.75;
  }

  .cta-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .cta {
    width: 100%;
  }

  .opening-section {
    padding: 0 0 58px;
  }

  .opening-band {
    padding: 18px;
    border-radius: 24px;
  }

  .opening-steps {
    grid-template-columns: 1fr;
  }

  .opening-step {
    min-height: auto;
  }

  .device-stage {
    min-height: 390px;
    margin-top: 22px;
    overflow: visible;
  }

  .phone {
    width: 236px;
    min-height: 482px;
    border-radius: 34px;
  }

  .phone-shell {
    min-height: 458px;
    border-radius: 25px;
  }

  .phone.ios {
    left: calc(50% - 198px);
    top: 2px;
    transform: rotate(-5deg) scale(0.78);
    transform-origin: top center;
  }

  .phone.android {
    right: calc(50% - 198px);
    top: 44px;
    transform: rotate(6deg) scale(0.78);
    transform-origin: top center;
  }

  .mock-status {
    top: 15px;
    left: 22px;
    right: 20px;
    font-size: 15px;
  }

  .mock-topbar {
    top: 54px;
    left: 17px;
    right: 17px;
  }

  .mock-video {
    top: 160px;
    height: 116px;
  }

  .phone.android .mock-video {
    top: 152px;
  }

  .mock-caption-stack {
    top: 282px;
    left: 18px;
    right: 46px;
    gap: 4px;
  }

  .mock-caption-row {
    padding: 6px 8px;
    font-size: 11px;
  }

  .mock-caption-row.translated {
    font-size: 11px;
  }

  .mock-caption-row.original {
    font-size: 10px;
  }

  .mock-actions {
    top: 278px;
    right: 9px;
    gap: 9px;
    font-size: 9px;
  }

  .mock-action-icon {
    width: 20px;
    height: 20px;
  }

  .mock-ai-button {
    top: 296px;
    padding: 7px 18px;
    font-size: 13px;
  }

  .mock-meta {
    left: 14px;
    right: 44px;
    top: 362px;
  }

  .mock-author {
    gap: 7px;
    margin-bottom: 7px;
  }

  .mock-avatar {
    width: 23px;
    height: 23px;
  }

  .mock-name {
    font-size: 11px;
  }

  .mock-follow {
    padding: 3px 7px;
    font-size: 10px;
  }

  .mock-title {
    font-size: 10px;
  }

  .mock-progress {
    left: 14px;
    right: 14px;
    bottom: 20px;
  }

  .ai-panel {
    left: 12px;
    right: 12px;
    top: 84px;
  }

  .caption-box {
    left: 12px;
    right: 12px;
    bottom: 22px;
  }

  .section {
    padding: 42px 0 56px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: auto;
  }

  .capability-grid {
    grid-template-columns: 1fr;
  }

  .capability-card {
    min-height: auto;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    padding-bottom: 28px;
  }
}