:root {
  color-scheme: light dark;
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface-soft: #eef2f8;
  --ink: #171b22;
  --muted: #66707d;
  --line: #d8dee8;
  --blue: #0878ff;
  --blue-strong: #0058c9;
  --teal: #00aebd;
  --magenta: #c02ee8;
  --gold: #ffb325;
  --green: #34c759;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.58;
}

body {
  margin: 0;
}

a {
  color: var(--blue-strong);
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(216, 222, 232, 0.82);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
}

.nav,
main,
.site-footer {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand img,
.hero-icon {
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(8, 120, 255, 0.22);
}

.nav-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.95rem;
  font-weight: 700;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-left: 2px;
}

.language-switch a {
  padding: 4px 8px;
  border: 1px solid transparent;
  border-radius: 8px;
}

.language-switch a[aria-current="page"] {
  border-color: var(--line);
  color: var(--ink);
  background: var(--surface-soft);
}

.product-hero {
  position: relative;
  min-height: 660px;
  display: grid;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(244, 246, 251, 0.98) 0%, rgba(244, 246, 251, 0.91) 42%, rgba(244, 246, 251, 0.4) 100%),
    url("/assets/ui-work-tab.png") right 44% center / auto 112% no-repeat,
    var(--surface-soft);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0) 28%, rgba(244, 246, 251, 0.78) 100%),
    radial-gradient(circle at 78% 24%, rgba(0, 174, 189, 0.18), transparent 30%),
    radial-gradient(circle at 86% 70%, rgba(255, 179, 37, 0.2), transparent 28%);
}

.hero-content {
  position: relative;
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
  padding: 76px clamp(300px, 31vw, 380px) 96px 0;
}

.hero-icon {
  width: 104px;
  height: 104px;
  margin-bottom: 28px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--blue-strong);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: 4.6rem;
  line-height: 1.04;
}

.lede {
  max-width: 700px;
  margin: 24px 0 0;
  color: #394453;
  font-size: 1.18rem;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.hero-mascot {
  position: absolute;
  right: clamp(8px, 3vw, 42px);
  bottom: 34px;
  z-index: 1;
  width: clamp(250px, 27vw, 350px);
  margin: 0;
  filter: drop-shadow(0 22px 28px rgba(19, 34, 54, 0.2));
  transform: rotate(-2deg);
}

.hero-mascot img {
  width: 100%;
  height: auto;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 16px;
  border: 1px solid var(--blue);
  border-radius: 8px;
  color: var(--blue-strong);
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  background: var(--blue);
  color: #ffffff;
}

main {
  padding: 0 0 72px;
}

.intro-band,
.section,
.mascot-band {
  padding: 58px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 88px;
}

.summary-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(0, 1fr);
  gap: 42px;
  align-items: start;
}

h2 {
  max-width: 760px;
  margin: 0;
  font-size: 2.35rem;
  line-height: 1.12;
}

.summary-grid p,
.mascot-copy p,
.section-heading + p {
  color: var(--muted);
  font-size: 1.04rem;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 30px;
}

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

.feature-card {
  min-height: 240px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.feature-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 22px;
  border-radius: 8px;
  color: #ffffff;
  font-size: 1.35rem;
  font-weight: 900;
}

.mark-blue {
  background: var(--blue);
}

.mark-teal {
  background: var(--teal);
}

.mark-magenta {
  background: var(--magenta);
}

.mark-gold {
  background: var(--gold);
}

.feature-card h3 {
  margin: 0 0 10px;
  font-size: 1.16rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
}

.player-showcase {
  overflow: hidden;
}

.player-heading {
  max-width: 880px;
}

.player-scene-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.player-scene {
  position: relative;
  min-height: 640px;
  display: grid;
  place-items: center;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface-soft);
}

.scene-evening {
  background:
    radial-gradient(circle at 18% 18%, rgba(0, 174, 189, 0.28), transparent 30%),
    linear-gradient(145deg, #172133 0%, #2d4065 52%, #f2c057 100%);
}

.scene-morning {
  background:
    radial-gradient(circle at 82% 20%, rgba(255, 255, 255, 0.8), transparent 24%),
    linear-gradient(145deg, #fbf2d1 0%, #8fd3cf 52%, #2f8ad8 100%);
}

.scene-travel {
  background:
    radial-gradient(circle at 22% 18%, rgba(255, 179, 37, 0.32), transparent 26%),
    linear-gradient(145deg, #f9f3e6 0%, #dc6f52 48%, #23395d 100%);
}

.phone-frame {
  width: min(100%, 292px);
  min-height: 560px;
  padding: 14px;
  border: 1px solid rgba(23, 27, 34, 0.12);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 56px rgba(19, 34, 54, 0.26);
}

.phone-status,
.player-topbar,
.progress-row,
.control-row,
.player-pills {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.phone-status {
  padding: 2px 10px 12px;
  color: #303946;
  font-size: 0.72rem;
  font-weight: 900;
}

.player-topbar {
  padding: 10px 12px;
  border: 1px solid rgba(216, 222, 232, 0.9);
  border-radius: 14px;
  color: #536171;
  font-size: 0.78rem;
  font-weight: 900;
}

.artwork-panel {
  position: relative;
  min-height: 230px;
  margin-top: 12px;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.36);
}

.artwork-evening {
  background:
    linear-gradient(165deg, rgba(8, 120, 255, 0.9), rgba(14, 25, 52, 0.98)),
    radial-gradient(circle at 30% 30%, #56d6ff, transparent 36%);
}

.artwork-morning {
  background:
    linear-gradient(160deg, #fff7c7 0%, #75d4c4 48%, #0878ff 100%);
}

.artwork-travel {
  background:
    linear-gradient(150deg, #ffe0a3 0%, #ff7a59 45%, #223a61 100%);
}

.artwork-panel::before {
  position: absolute;
  right: -38px;
  bottom: -18px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.22);
  content: "";
}

.artwork-panel::after {
  position: absolute;
  left: 28px;
  bottom: 42px;
  width: 180px;
  height: 58px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.22);
  transform: rotate(-12deg);
  content: "";
}

.artwork-badge {
  position: absolute;
  left: 14px;
  top: 14px;
  z-index: 1;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  color: #223044;
  font-size: 0.72rem;
  font-weight: 900;
}

.artwork-orb {
  position: absolute;
  z-index: 1;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.82);
}

.orb-one {
  right: 42px;
  top: 58px;
  width: 48px;
  height: 48px;
}

.orb-two {
  left: 46px;
  bottom: 58px;
  width: 28px;
  height: 28px;
}

.track-meta {
  display: grid;
  gap: 4px;
  margin-top: 14px;
  color: #171b22;
}

.track-meta strong {
  font-size: 1.08rem;
  line-height: 1.2;
}

.track-meta span {
  color: #66707d;
  font-size: 0.82rem;
  font-weight: 800;
}

.progress-row {
  gap: 8px;
  margin-top: 14px;
  color: #66707d;
  font-size: 0.72rem;
  font-weight: 900;
}

.progress-track {
  position: relative;
  flex: 1;
  height: 8px;
  border-radius: 999px;
  background: #dfe5ee;
  overflow: hidden;
}

.progress-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--blue);
}

.control-row {
  margin-top: 16px;
  padding: 0 24px;
  color: #596574;
  font-size: 0.86rem;
  font-weight: 900;
}

.control-row strong {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: var(--blue);
  color: #ffffff;
  font-size: 1.42rem;
  letter-spacing: 0;
}

.player-pills {
  gap: 8px;
  margin-top: 16px;
}

.player-pills span {
  flex: 1;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 8px;
  border: 1px solid #d8dee8;
  border-radius: 8px;
  color: #536171;
  font-size: 0.72rem;
  font-weight: 900;
  text-align: center;
}

.screens-section {
  overflow: hidden;
}

.screen-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.screen-shot {
  margin: 0;
}

.screen-shot img {
  width: 100%;
  max-height: 760px;
  object-fit: cover;
  object-position: top center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  box-shadow: 0 18px 36px rgba(19, 34, 54, 0.1);
}

.screen-shot figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 800;
  text-align: center;
}

.mascot-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 42px;
  align-items: center;
}

.mascot-copy p {
  max-width: 760px;
  margin: 20px 0 0;
}

.appeal-list {
  display: grid;
  gap: 12px;
  max-width: 760px;
  margin-top: 24px;
}

.appeal-list div {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.appeal-list strong {
  color: var(--ink);
}

.appeal-list span {
  color: var(--muted);
}

.mascot-figure {
  margin: 0;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    radial-gradient(circle at 28% 30%, rgba(0, 174, 189, 0.16), transparent 36%),
    radial-gradient(circle at 70% 72%, rgba(255, 179, 37, 0.18), transparent 32%),
    var(--surface);
  box-shadow: 0 18px 36px rgba(19, 34, 54, 0.1);
}

.mascot-figure img {
  width: min(100%, 360px);
  margin: 0 auto;
}

.mascot-figure figcaption {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
  text-align: center;
}

.site-footer {
  padding: 28px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101419;
    --surface: #171d24;
    --surface-soft: #1d2530;
    --ink: #f4f7fb;
    --muted: #bac3cf;
    --line: #303946;
    --blue: #4ea0ff;
    --blue-strong: #9bc9ff;
  }

  .site-header {
    background: rgba(16, 20, 25, 0.9);
  }

  .product-hero {
    background:
      linear-gradient(90deg, rgba(16, 20, 25, 0.98) 0%, rgba(16, 20, 25, 0.9) 44%, rgba(16, 20, 25, 0.5) 100%),
      url("/assets/ui-work-tab.png") right 44% center / auto 112% no-repeat,
      var(--surface-soft);
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(16, 20, 25, 0.7) 0%, rgba(16, 20, 25, 0) 30%, rgba(16, 20, 25, 0.82) 100%),
      radial-gradient(circle at 78% 24%, rgba(0, 174, 189, 0.16), transparent 30%),
      radial-gradient(circle at 86% 70%, rgba(255, 179, 37, 0.12), transparent 28%);
  }

  .lede {
    color: var(--muted);
  }
}

@media (max-width: 900px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .product-hero {
    min-height: 620px;
    background:
      linear-gradient(180deg, rgba(244, 246, 251, 0.98) 0%, rgba(244, 246, 251, 0.92) 55%, rgba(244, 246, 251, 0.5) 100%),
      url("/assets/ui-work-tab.png") center bottom -220px / 520px auto no-repeat,
      var(--surface-soft);
  }

  .hero-mascot {
    right: 18px;
    bottom: 22px;
    width: 224px;
  }

  h1 {
    max-width: 640px;
    font-size: 3rem;
  }

  h2 {
    font-size: 2rem;
  }

  .summary-grid,
  .mascot-band {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .screen-grid,
  .player-scene-grid {
    grid-template-columns: 1fr 1fr;
  }

  .player-scene {
    min-height: 600px;
    padding: 22px;
  }
}

@media (max-width: 640px) {
  .nav-links {
    gap: 12px;
  }

  .product-hero {
    min-height: 680px;
    background:
      linear-gradient(180deg, rgba(244, 246, 251, 0.98) 0%, rgba(244, 246, 251, 0.95) 58%, rgba(244, 246, 251, 0.36) 100%),
      url("/assets/ui-work-tab.png") center bottom -170px / 430px auto no-repeat,
      var(--surface-soft);
  }

  .hero-content {
    padding-top: 48px;
    padding-right: 0;
  }

  .hero-mascot {
    top: 52px;
    right: 8px;
    bottom: auto;
    width: 132px;
    filter: drop-shadow(0 14px 18px rgba(19, 34, 54, 0.18));
  }

  h1 {
    font-size: 2.35rem;
  }

  h2 {
    font-size: 1.65rem;
  }

  .feature-grid,
  .screen-grid,
  .player-scene-grid {
    grid-template-columns: 1fr;
  }

  .player-scene {
    min-height: auto;
    padding: 18px;
  }

  .phone-frame {
    width: min(100%, 310px);
  }

  .screen-shot img {
    max-width: 360px;
    max-height: 620px;
    margin: 0 auto;
  }

  .appeal-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .mascot-figure {
    padding: 18px;
  }
}