:root {
  --bg: #03050d;
  --bg-deep: #01030a;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-strong: rgba(255, 255, 255, 0.09);
  --line: rgba(255, 255, 255, 0.11);
  --line-cyan: rgba(78, 215, 255, 0.30);
  --text: #f4f7fb;
  --sub: rgba(244, 247, 251, 0.64);
  --faint: rgba(244, 247, 251, 0.42);
  --cyan: #48d7ff;
  --cyan-strong: #5febff;
  --amber: #f1b866;
  --coral: #ff746b;
  --maxw: 1120px;
  --radius: 8px;
  --app-radius: 18px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(760px 520px at 56% 0%, rgba(72, 215, 255, 0.16), transparent 64%),
    linear-gradient(180deg, #071024 0%, #03050d 34%, #000 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Hiragino Sans",
    "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Yu Gothic", "Meiryo", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0;
  font-feature-settings: "palt";
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; }

a:focus-visible,
summary:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

[id] { scroll-margin-top: 78px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(3, 5, 13, 0.78);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand img {
  width: 30px;
  height: 30px;
  border-radius: 7px;
}

.site-nav {
  margin-left: auto;
  display: flex;
  gap: 22px;
  color: var(--sub);
  font-size: 14px;
  font-weight: 650;
}

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

.mobile-nav { display: none; }

.section-shell,
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 88px 20px 0;
}

.hero {
  min-height: calc(100vh - 56px);
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(390px, 560px);
  gap: 48px;
  align-items: center;
  padding-top: 46px;
}

.hero__copy { max-width: 560px; }

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.product-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 7px 12px;
  border: 1px solid rgba(72, 215, 255, 0.28);
  border-radius: 999px;
  background: rgba(4, 12, 24, 0.46);
  color: rgba(244, 247, 251, 0.88);
  font-size: 13px;
  font-weight: 850;
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.product-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(72, 215, 255, 0.85);
}

h1,
h2,
h3,
p { margin-top: 0; }

h1 {
  margin-bottom: 18px;
  font-size: clamp(42px, 6vw, 66px);
  line-height: 1.04;
  letter-spacing: 0;
}

.nowrap {
  white-space: nowrap;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(28px, 4.6vw, 48px);
  line-height: 1.16;
  letter-spacing: 0;
}

.lead,
.section-lead {
  color: var(--sub);
  font-size: 17px;
}

.compatibility {
  display: inline-flex;
  margin: 4px 0 0;
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: rgba(244, 247, 251, 0.78);
  font-size: 13px;
  font-weight: 700;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 800;
}

.btn--primary {
  background: linear-gradient(90deg, #0b86ff, var(--cyan-strong));
  color: #00111a;
  box-shadow: 0 14px 42px rgba(72, 215, 255, 0.20);
}

.btn--ghost {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}

.note-line {
  color: var(--faint);
  font-size: 13px;
}

.hero__product {
  position: relative;
  min-height: 735px;
}

.section--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 440px);
  gap: 58px;
  align-items: center;
}

.section--reverse {
  grid-template-columns: minmax(330px, 440px) minmax(0, 1fr);
}

.truth-list,
.fact-grid,
.plan-rows,
.faq-list {
  display: grid;
  gap: 12px;
}

.truth-list div,
.fact-grid div,
.plan-rows div,
.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  padding: 15px 16px;
}

.truth-list strong,
.fact-grid strong,
.plan-rows strong {
  display: block;
  line-height: 1.35;
}

.truth-list span,
.fact-grid span,
.plan-rows span,
.faq-list p {
  display: block;
  margin: 4px 0 0;
  color: var(--sub);
  font-size: 14px;
}

.plan-rows span {
  color: var(--cyan);
  font-weight: 800;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 800;
}

.cta-final {
  max-width: 780px;
  margin: 0 auto;
  padding: 96px 20px 20px;
  text-align: center;
}

.cta-final p {
  color: var(--sub);
}

.site-footer {
  margin-top: 72px;
  border-top: 1px solid var(--line);
  color: var(--faint);
}

.site-footer__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 20px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

.site-footer nav {
  display: flex;
  gap: 18px;
}

/* App mock primitives */

.phone {
  position: relative;
  width: min(100%, 375px);
  margin: 0 auto;
  padding: 10px;
  border-radius: 42px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.04) 22%, rgba(0, 0, 0, 0.92) 72%),
    #0b0d14;
  box-shadow:
    0 34px 90px rgba(0, 0, 0, 0.54),
    0 0 42px rgba(72, 215, 255, 0.16);
}

.phone::before {
  content: "";
  position: absolute;
  top: 13px;
  left: 50%;
  width: 86px;
  height: 23px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: #05060b;
  z-index: 2;
}

.phone__screen {
  position: relative;
  height: 720px;
  overflow: hidden;
  border-radius: 33px;
  border: 1px solid rgba(255, 255, 255, 0.09);
}

.app-screen {
  padding: 28px 18px 18px;
  background:
    radial-gradient(320px 240px at 52% 20%, rgba(72, 215, 255, 0.18), transparent 68%),
    radial-gradient(260px 220px at 58% 0%, rgba(55, 70, 190, 0.18), transparent 72%),
    linear-gradient(180deg, #05091a, #02030a 58%, #000);
}

.phone--library {
  position: absolute;
  top: -10px;
  right: 48px;
  width: min(100%, 410px);
}

.phone--player .phone__screen { height: 780px; }
.phone--import .phone__screen,
.phone--pro .phone__screen,
.phone--settings .phone__screen { height: 640px; }
.phone--setlist .phone__screen { height: 690px; }

.library-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin: 18px 0;
}

.app-title {
  margin: 0;
  font-size: 36px;
  line-height: 1;
  font-weight: 850;
}

.app-subtitle {
  margin: 8px 0 0;
  color: var(--sub);
  font-size: 13px;
  font-weight: 650;
}

.import-button {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border: 1px solid rgba(72, 215, 255, 0.35);
  border-radius: var(--app-radius);
  background: rgba(72, 215, 255, 0.09);
  color: var(--cyan);
  font-size: 11px;
  font-weight: 800;
}

.import-button .plus {
  font-size: 30px;
  line-height: 0.7;
}

.live-preview {
  position: relative;
  height: 254px;
  overflow: hidden;
  border: 1px solid rgba(72, 215, 255, 0.22);
  border-radius: 24px;
  box-shadow: 0 18px 35px rgba(72, 215, 255, 0.12);
}

.live-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.live-preview::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.16), rgba(0, 0, 0, 0.82));
}

.live-preview__badge {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 1;
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.32);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.live-preview__badge span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

.live-preview__content {
  position: absolute;
  z-index: 1;
  left: 18px;
  right: 18px;
  bottom: 18px;
}

.live-preview__content p {
  margin: 0 0 4px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
}

.live-preview__content h2 {
  margin: 0 0 12px;
  font-size: 21px;
}

.mini-track,
.track-row,
.setlist-row,
.number-row,
.settings-row,
.option-row,
.benefit-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mini-track-control {
  margin-left: auto;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--cyan);
  color: #001018;
  font-weight: 900;
}

.mini-track strong,
.track-row strong,
.setlist-row strong,
.number-row strong {
  display: block;
  line-height: 1.25;
}

.mini-track span,
.track-row span,
.setlist-row small,
.number-row small {
  display: block;
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
}

.mini-track .mini-track-control {
  margin-left: auto;
  display: grid;
  place-items: center;
  color: #001018;
  font-size: 16px;
}

.album-art {
  flex: none;
  width: 50px;
  height: 50px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 72%, rgba(72, 215, 255, 0.42), transparent 32%),
    repeating-linear-gradient(90deg, transparent 0 10px, rgba(72, 215, 255, 0.20) 10px 13px),
    #05070e;
  border: 1px solid rgba(72, 215, 255, 0.18);
}

.album-art.blue {
  background:
    radial-gradient(circle at 50% 72%, rgba(47, 136, 255, 0.48), transparent 34%),
    repeating-linear-gradient(90deg, transparent 0 9px, rgba(47, 136, 255, 0.20) 9px 12px),
    #05070e;
}

.album-art.small {
  width: 48px;
  height: 48px;
}

.album-art.mini {
  width: 42px;
  height: 42px;
}

.album-art.hero-art {
  width: 100%;
  height: 100%;
  border-radius: 18px;
}

.section-label {
  margin: 18px 0 10px;
  color: rgba(72, 215, 255, 0.76);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.venue-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.venue-chip {
  position: relative;
  min-width: 0;
  padding: 9px 6px 10px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--sub);
  text-align: center;
  font-size: 11px;
  font-weight: 800;
}

.venue-chip img {
  width: 100%;
  height: 34px;
  border-radius: 10px;
  object-fit: cover;
  margin-bottom: 5px;
}

.venue-chip.selected {
  color: var(--cyan);
  background: rgba(72, 215, 255, 0.18);
  outline: 1.5px solid rgba(72, 215, 255, 0.70);
}

.venue-chip.locked::after {
  content: "P";
  position: absolute;
  top: 5px;
  right: 5px;
  display: grid;
  place-items: center;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.56);
  color: #fff;
  font-size: 8px;
}

.venue-strip--compact .venue-chip img { height: 30px; }

.search-row {
  margin: 16px 0;
  padding: 10px 12px;
  border: 1px solid rgba(72, 215, 255, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.055);
  color: rgba(255, 255, 255, 0.46);
  font-size: 13px;
}

.tracks-head,
.time-row,
.detail-head {
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  font-weight: 800;
}

.tracks-head span:first-child,
.detail-head span:first-child {
  color: rgba(72, 215, 255, 0.72);
  letter-spacing: 0.13em;
}

.track-list {
  display: grid;
  gap: 2px;
  margin-top: 6px;
}

.track-row {
  min-height: 68px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.track-row time {
  margin-left: auto;
  color: rgba(255, 255, 255, 0.46);
  font-size: 13px;
}

.track-row b {
  color: rgba(255, 255, 255, 0.62);
}

.mini-player-demo {
  position: absolute;
  left: -8px;
  bottom: 82px;
  z-index: 3;
  width: 372px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid rgba(72, 215, 255, 0.24);
  border-radius: 18px;
  background: rgba(11, 16, 31, 0.86);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  box-shadow:
    0 24px 70px rgba(0, 0, 0, 0.48),
    0 0 34px rgba(72, 215, 255, 0.14);
}

.mini-player-demo span {
  display: block;
  color: var(--cyan);
  font-size: 12px;
}

.mini-player-control {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.mini-player-control--primary {
  margin-left: auto;
}

.player-topbar,
.nav-title {
  min-height: 44px;
  display: grid;
  grid-template-columns: 44px 1fr 44px 44px;
  align-items: center;
  gap: 2px;
  text-align: center;
}

.nav-title {
  grid-template-columns: 66px 1fr 66px;
  margin-bottom: 16px;
}

.nav-title .nav-action {
  color: var(--cyan);
}

.player-topbar small {
  display: block;
  color: var(--cyan);
  font-size: 11px;
}

.stage-card {
  height: 244px;
  padding: 0 0;
  border-radius: 22px;
  overflow: hidden;
  background: #05070e;
  margin: 8px 0 14px;
}

.progress {
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  overflow: hidden;
}

.progress span {
  display: block;
  width: 38%;
  height: 100%;
  background: var(--cyan);
}

.controls {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  gap: 10px;
  margin: 8px 0 12px;
  color: var(--text);
  font-size: 21px;
  text-align: center;
}

.controls .play-control {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin: 0 auto;
  border-radius: 50%;
  background: #fff;
  color: #000;
  font-weight: 900;
}

.setting-card,
.panel,
.wide-action,
.detail-card {
  border: 1px solid rgba(72, 215, 255, 0.20);
  border-radius: var(--app-radius);
  background: rgba(72, 215, 255, 0.06);
}

.setting-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  margin-bottom: 12px;
}

.setting-card span,
.wide-action small {
  display: block;
  color: var(--sub);
  font-size: 12px;
}

.setting-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(72, 215, 255, 0.18);
  color: var(--cyan);
}

.toggle {
  margin-left: auto;
  width: 45px;
  height: 27px;
  padding: 3px;
  border-radius: 999px;
  background: var(--cyan);
}

.toggle span {
  display: block;
  width: 21px;
  height: 21px;
  margin-left: auto;
  border-radius: 50%;
  background: #fff;
}

.panel {
  margin-top: 12px;
  padding: 14px;
}

.panel p {
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 800;
}

.segments,
.style-grid {
  display: grid;
  gap: 6px;
}

.segments {
  grid-template-columns: repeat(4, 1fr);
}

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

.segments span,
.style-grid span {
  min-width: 0;
  padding: 8px 5px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--sub);
  text-align: center;
  font-size: 11px;
  font-weight: 750;
}

.segments span.active,
.style-grid span.active {
  background: rgba(72, 215, 255, 0.16);
  color: var(--cyan);
  outline: 1px solid rgba(72, 215, 255, 0.48);
}

.panel small {
  display: block;
  margin-top: 8px;
  color: var(--sub);
}

.wide-action {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
  padding: 14px;
}

.wide-action > span {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(72, 215, 255, 0.08);
  color: var(--cyan);
}

.wide-action b {
  margin-left: auto;
  color: var(--sub);
}

.wide-action.slim {
  min-height: 54px;
  padding: 12px;
}

.wide-action.slim > span {
  width: 28px;
  height: 28px;
}

.wide-action.slim small {
  margin-left: auto;
  color: var(--cyan);
  font-weight: 800;
}

.drop-panel {
  min-height: 150px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 9px;
  border: 1px dashed rgba(72, 215, 255, 0.36);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  text-align: center;
}

.folder-icon {
  color: var(--cyan);
  font-size: 42px;
}

.drop-panel span {
  color: var(--sub);
  font-size: 12px;
}

.option-row {
  min-height: 70px;
  margin-top: 12px;
  padding: 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
}

.option-row > span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.option-row small {
  display: block;
  color: var(--sub);
}

.option-row b {
  margin-left: auto;
  color: var(--sub);
}

.check-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  color: var(--sub);
  font-size: 12px;
}

.check-list li {
  margin: 8px 0;
}

.check-list li::before {
  content: "✓";
  margin-right: 8px;
  color: var(--cyan);
}

.pro-screen h3 {
  margin: 10px 0 8px;
  font-size: 34px;
}

.pro-screen p {
  color: var(--sub);
}

.benefit-row {
  margin: 12px 0;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
}

.benefit-row > span {
  color: var(--cyan);
  font-weight: 900;
}

.benefit-row small {
  display: block;
  color: var(--sub);
}

.purchase-button,
.new-setlist {
  width: 100%;
  min-height: 48px;
  margin-top: 14px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(90deg, #0b86ff, var(--cyan));
  color: #001018;
  font-weight: 850;
}

.restore-button {
  width: 100%;
  margin-top: 14px;
  border: 0;
  background: transparent;
  color: var(--text);
}

.purchase-button,
.restore-button {
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn--status {
  cursor: default;
  user-select: none;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.steps li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
}

.steps li > span {
  flex: none;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--cyan);
  color: #00111a;
  font-weight: 900;
}

.steps strong {
  display: block;
  margin-bottom: 5px;
}

.steps p {
  margin: 0;
  color: var(--sub);
  font-size: 13px;
  line-height: 1.65;
}

.legal-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 12px;
  color: var(--sub);
  font-size: 12px;
}

.setlist-row {
  min-height: 70px;
  margin-bottom: 10px;
  padding: 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
}

.setlist-row b {
  margin-left: auto;
  color: var(--sub);
}

.setlist-row .wave {
  margin-left: auto;
  color: var(--cyan);
}

.detail-card {
  margin-top: 16px;
  padding: 14px;
}

.number-row {
  min-height: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.number-row > span {
  width: 24px;
  color: var(--sub);
  text-align: right;
}

.number-row b {
  margin-left: auto;
  color: var(--cyan);
}

.option-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  font-weight: 700;
}

.switch-on {
  width: 42px;
  height: 26px;
  border-radius: 999px;
  background: var(--cyan);
}

.settings-screen {
  padding-top: 36px;
}

.list-section {
  margin-bottom: 16px;
}

.list-section p {
  margin: 0 0 7px;
  color: var(--sub);
  font-size: 12px;
  font-weight: 750;
}

.settings-row {
  min-height: 42px;
  justify-content: space-between;
  padding: 9px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.04);
}

.settings-row:first-of-type {
  border-radius: 12px 12px 0 0;
}

.settings-row:last-child {
  border-radius: 0 0 12px 12px;
  border-bottom: 0;
}

.settings-row span {
  color: var(--sub);
}

.settings-row.accent {
  color: var(--cyan);
}

.settings-row.danger {
  color: var(--coral);
}

/* Sub pages (privacy / terms / faq / support / 404) */

.page {
  max-width: 780px;
  margin: 0 auto;
  padding: 72px 20px 0;
}

.page h1 {
  font-size: clamp(32px, 5.4vw, 46px);
  line-height: 1.16;
  margin-bottom: 10px;
}

.page .page-meta {
  color: var(--faint);
  font-size: 13px;
  margin-bottom: 44px;
}

.page .page-lead {
  color: var(--sub);
  margin-bottom: 44px;
}

.page h2 {
  font-size: 22px;
  line-height: 1.45;
  margin: 54px 0 14px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.page h2:first-of-type {
  border-top: 0;
  padding-top: 0;
  margin-top: 0;
}

.page h3 {
  font-size: 17px;
  margin: 26px 0 8px;
}

.page p,
.page ul,
.page ol { color: var(--sub); }

.page ul,
.page ol {
  margin: 12px 0;
  padding-left: 24px;
}

.page li { margin: 6px 0; }
.page li::marker { color: var(--cyan); }

.page strong { color: var(--text); }

.page a {
  color: var(--cyan);
  font-weight: 650;
}

.page a:hover { text-decoration: underline; }

.table-scroll { overflow-x: auto; }

.page table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 18px 0;
}

.page th,
.page td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  color: var(--sub);
}

.page th {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  white-space: nowrap;
}

.note {
  margin: 22px 0;
  padding: 14px 16px;
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius);
  background: rgba(72, 215, 255, 0.07);
  color: var(--sub);
  font-size: 14px;
}

.note a { color: var(--cyan); }

.page .faq-list { margin: 14px 0 8px; }

.page .faq-list summary { color: var(--text); }

.page .faq-list details p:first-of-type { margin-top: 4px; }

.page .faq-list details ul {
  margin: 8px 0 0;
  font-size: 14px;
}

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

.page a.btn--primary { color: #00111a; }
.page a.btn--ghost { color: var(--text); }
.page a.btn:hover { text-decoration: none; }

.page--center {
  text-align: center;
  padding-top: 130px;
}

.page--center .page-actions { justify-content: center; }

@media (max-width: 960px) {
  .hero,
  .section--split,
  .section--reverse {
    grid-template-columns: 1fr;
  }

  .hero__product {
    min-height: 700px;
  }

  .phone--library {
    position: relative;
    right: auto;
  }

  .mini-player-demo {
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
  }

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

@media (max-width: 640px) {
  body { font-size: 15px; }
  .site-header__inner { padding: 10px 14px; }
  .site-nav { display: none; }
  .mobile-nav {
    position: relative;
    display: block;
    margin-left: auto;
  }
  .mobile-nav summary {
    padding: 7px 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--text);
    font-size: 13px;
    font-weight: 750;
    cursor: pointer;
    list-style: none;
  }
  .mobile-nav summary::-webkit-details-marker { display: none; }
  .mobile-nav nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    display: grid;
    min-width: 190px;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(3, 5, 13, 0.98);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.42);
  }
  .mobile-nav nav a {
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
    font-weight: 700;
  }
  .mobile-nav nav a:hover { background: var(--panel-strong); }
  .section-shell,
  .section { padding: 64px 14px 0; }
  .hero { padding-top: 34px; }
  .hero__product { min-height: 670px; }
  .phone { width: min(100%, 350px); }
  .phone__screen { height: 690px; }
  .phone--player .phone__screen { height: 760px; }
  .mini-player-demo { width: min(94vw, 330px); }
  .site-footer__inner {
    flex-direction: column;
  }
}

/* ==========================================================================
   Landing v2 — ライブ体験の入口(ヒーロー帯・特徴カード・会場ギャラリー・CTA帯)
   ========================================================================== */

.hero-stage {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 56px);
}

.hero-stage::before {
  content: "";
  position: absolute;
  inset: -4%;
  background:
    linear-gradient(90deg, rgba(3, 5, 13, 0.82) 0%, rgba(3, 5, 13, 0.48) 43%, rgba(3, 5, 13, 0.12) 100%),
    url("../assets/venue-arena.avif") center 35% / cover no-repeat;
  filter: saturate(1.22) brightness(1.04) contrast(1.04);
  transform: scale(1.04);
}

.hero-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(780px 430px at 76% 28%, rgba(72, 215, 255, 0.30), transparent 64%),
    radial-gradient(620px 360px at 34% 28%, rgba(241, 184, 102, 0.11), transparent 60%),
    linear-gradient(180deg, rgba(3, 5, 13, 0.20) 0%, rgba(3, 5, 13, 0.48) 56%, #03050d 98%);
}

.hero-stage > * {
  position: relative;
  z-index: 1;
}

/* 特徴カード帯(ヒーロー直下) */

.feature-strip {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  transform: translateY(-30px);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(9, 13, 24, 0.72);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.22);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.feature-icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(72, 215, 255, 0.10);
  color: var(--cyan);
}

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

.feature-item strong {
  display: block;
  line-height: 1.4;
}

.feature-item p {
  margin: 3px 0 0;
  color: var(--sub);
  font-size: 13px;
}

/* 会場ギャラリー */

.venue-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.venue-tile {
  position: relative;
  margin: 0;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #02040a;
  box-shadow: 0 20px 54px rgba(0, 0, 0, 0.25);
}

.venue-tile--featured {
  border-color: rgba(72, 215, 255, 0.45);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.34),
    0 0 42px rgba(72, 215, 255, 0.16);
}

.venue-tile img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.venue-tile:hover img {
  transform: scale(1.06);
}

.venue-tile figcaption {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px;
  background: linear-gradient(180deg, rgba(3, 5, 13, 0) 38%, rgba(3, 5, 13, 0.90) 100%);
}

.venue-tile strong {
  font-size: 20px;
  letter-spacing: 0.03em;
}

.venue-tile--featured strong {
  font-size: 24px;
}

.venue-tile--featured figcaption {
  padding: 18px;
}

.venue-tile--featured figcaption p {
  font-size: 13px;
}

.venue-tile figcaption p {
  margin: 4px 0 0;
  color: var(--sub);
  font-size: 12.5px;
  line-height: 1.6;
}

.venue-plan {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 3px 10px;
  border: 1px solid rgba(72, 215, 255, 0.35);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.45);
  color: var(--cyan);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.venue-plan--free {
  border: 0;
  background: var(--cyan);
  color: #00111a;
}

/* 支援セクションの一列化 */

.section--narrow {
  max-width: 860px;
}

/* 最下部CTA帯 */

.cta-stage {
  position: relative;
  overflow: hidden;
  margin-top: 96px;
}

.cta-stage::before {
  content: "";
  position: absolute;
  inset: -10%;
  background: url("../assets/venue-dome.avif") center 42% / cover no-repeat;
  filter: blur(24px) saturate(1.1) brightness(0.88);
  transform: scale(1.1);
}

.cta-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #03050d 0%, rgba(3, 5, 13, 0.52) 42%, rgba(3, 5, 13, 0.78) 100%);
}

.cta-stage .cta-final {
  position: relative;
  z-index: 1;
  padding-top: 88px;
  padding-bottom: 92px;
}

.cta-stage + .site-footer {
  margin-top: 0;
}

@media (max-width: 960px) {
  .feature-strip,
  .venue-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .feature-strip {
    gap: 8px;
    padding: 22px 14px 0;
  }

  .feature-item {
    flex-direction: column;
    gap: 10px;
    padding: 12px;
  }

  .venue-gallery {
    gap: 8px;
  }

  .venue-tile figcaption {
    padding: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .venue-tile img {
    transition: none;
  }

  .venue-tile:hover img {
    transform: none;
  }
}