:root {
  color-scheme: light;
  --paper: #f3efe6;
  --paper-bright: #fffdf7;
  --ink: #081b38;
  --muted: #5c6573;
  --line: rgba(8, 27, 56, 0.16);
  --blue: #1156d9;
  --blue-dark: #083587;
  --red: #ef4a32;
  --yellow: #ffd84d;
  --aqua: #85e8dc;
  --nav-h: 84px;
  --page-pad: clamp(20px, 4vw, 72px);
  --radius: 28px;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --serif: "Songti SC", "STSong", "SimSun", serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 16px);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

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

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

.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;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  padding: 11px 16px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--nav-h);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 247, 0.95);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1760px, 100%);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--page-pad);
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 12px;
}

.brand img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.brand span {
  display: grid;
  gap: 2px;
}

.brand strong {
  font-size: 20px;
  letter-spacing: 0.04em;
}

.brand small {
  color: var(--blue);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(13px, 1.6vw, 28px);
}

.site-nav a {
  position: relative;
  padding: 31px 0 29px;
  color: #344058;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 20px;
  left: 0;
  height: 3px;
  border-radius: 5px;
  background: var(--red);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a.active::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
}

.menu-toggle i {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background: var(--ink);
  transition: transform 180ms ease, opacity 180ms ease;
}

.opening-screen {
  display: grid;
  grid-template-columns: minmax(360px, 0.85fr) minmax(420px, 0.82fr) minmax(250px, 0.52fr);
  min-height: calc(100vh - var(--nav-h));
  border-bottom: 1px solid var(--line);
}

.opening-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(54px, 7vw, 124px) clamp(28px, 5vw, 92px);
  background: var(--blue);
  color: #fff;
}

.kicker {
  margin-bottom: 22px;
  color: var(--red);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.opening-copy .kicker {
  color: var(--yellow);
}

.opening-copy h1 {
  max-width: 780px;
  margin-bottom: 30px;
  font-size: clamp(43px, 5.3vw, 94px);
  line-height: 1.05;
  letter-spacing: -0.06em;
}

.opening-lead {
  max-width: 720px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.8);
  font-size: clamp(15px, 1.2vw, 19px);
  line-height: 2;
}

.opening-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.action {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  transition: transform 180ms ease, background 180ms ease;
}

.action:hover {
  transform: translateY(-2px);
}

.action.primary {
  border-color: var(--yellow);
  background: var(--yellow);
  color: var(--ink);
}

.action.secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.brand-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 56px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.65);
  font-size: 12px;
  font-weight: 700;
}

.brand-proof span::before {
  color: var(--yellow);
  content: "●";
  margin-right: 8px;
}

.opening-visual {
  position: relative;
  overflow: hidden;
  min-height: 680px;
  background: var(--red);
}

.cover-main {
  position: absolute;
  inset: 0;
  margin: 0;
}

.cover-main::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(6, 17, 36, 0.9) 100%);
  content: "";
}

.cover-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.cover-caption {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  left: 0;
  display: grid;
  gap: 8px;
  padding: 46px 34px 34px;
  color: #fff;
}

.cover-caption span {
  color: var(--yellow);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.cover-caption strong {
  font-size: clamp(22px, 2vw, 34px);
  line-height: 1.2;
}

.cover-caption small {
  color: rgba(255, 255, 255, 0.7);
}

.cover-code {
  position: absolute;
  z-index: 3;
  top: 24px;
  left: 24px;
  display: grid;
  width: 86px;
  height: 86px;
  place-content: center;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: rgba(8, 27, 56, 0.72);
  color: #fff;
  text-align: center;
  backdrop-filter: blur(9px);
}

.cover-code span {
  color: var(--yellow);
  font-size: 11px;
}

.cover-code strong {
  font-size: 15px;
}

.cover-code em {
  font-size: 9px;
  font-style: normal;
  letter-spacing: 0.1em;
}

.romance-dock {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--paper-bright);
}

.dock-title {
  display: grid;
  gap: 6px;
  padding: 26px;
  border-bottom: 1px solid var(--line);
}

.dock-title span {
  color: var(--red);
  font-size: 18px;
  font-weight: 900;
}

.dock-title small {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.16em;
}

.romance-dock article {
  display: grid;
  flex: 1;
  grid-template-rows: minmax(0, 1fr) auto;
  min-height: 0;
  border-bottom: 1px solid var(--line);
}

.romance-dock article img {
  width: 100%;
  height: 100%;
  min-height: 250px;
  object-fit: cover;
  object-position: center top;
}

.romance-dock article div {
  display: grid;
  gap: 7px;
  padding: 22px 26px;
}

.romance-dock article strong {
  font-size: clamp(17px, 1.3vw, 22px);
  line-height: 1.25;
}

.romance-dock article span {
  color: var(--muted);
  font-size: 12px;
}

.keyword-tape {
  overflow: hidden;
  border-bottom: 1px solid var(--ink);
  background: var(--yellow);
}

.keyword-tape div {
  display: flex;
  width: max-content;
  animation: tape 28s linear infinite;
}

.keyword-tape span {
  display: flex;
  align-items: center;
  padding: 18px 28px;
  border-right: 1px solid rgba(8, 27, 56, 0.25);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

@keyframes tape {
  to { transform: translateX(-25%); }
}

.library-section,
.latest-section,
.popular-section,
.geo-section,
.free-section {
  padding: clamp(72px, 9vw, 150px) var(--page-pad);
}

.section-header {
  display: grid;
  grid-template-columns: 90px minmax(260px, 0.95fr) minmax(280px, 0.75fr);
  gap: clamp(26px, 4vw, 72px);
  align-items: end;
  max-width: 1600px;
  margin: 0 auto clamp(48px, 7vw, 96px);
}

.section-number {
  display: grid;
  width: 70px;
  height: 70px;
  place-items: center;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-family: var(--serif);
  font-size: 28px;
}

.section-header h2,
.latest-intro h2,
.popular-heading h2,
.rebirth-copy h2,
.geo-brand h2,
.free-title-block h2 {
  margin-bottom: 0;
  font-size: clamp(38px, 5vw, 78px);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.section-header > p,
.popular-heading > p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 2;
}

.library-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 30px);
  max-width: 1600px;
  margin: 0 auto;
}

.folder-card {
  position: relative;
  overflow: hidden;
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px 28px 28px 28px;
  background: var(--paper-bright);
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.folder-card:hover {
  z-index: 2;
  box-shadow: 0 24px 70px rgba(8, 27, 56, 0.18);
  transform: translateY(-8px) rotate(-0.6deg);
}

.folder-tab {
  position: relative;
  width: 46%;
  margin: -18px 0 18px -18px;
  padding: 12px 18px;
  border-radius: 0 0 18px 0;
  background: var(--blue);
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}

.folder-card > img {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 18px;
  object-fit: cover;
  object-position: center top;
  background: #d9d9d9;
}

.folder-copy {
  padding: 22px 4px 6px;
}

.folder-copy > span {
  color: var(--blue);
  font-size: 11px;
  font-weight: 900;
}

.folder-copy h3 {
  margin: 10px 0 12px;
  font-size: clamp(25px, 2.2vw, 38px);
}

.folder-copy p {
  min-height: 5.8em;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
}

.folder-copy small {
  display: block;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-weight: 800;
}

.folder-red .folder-tab { background: var(--red); }
.folder-yellow .folder-tab { background: var(--yellow); color: var(--ink); }
.folder-dark .folder-tab { background: var(--ink); }

.latest-section {
  display: grid;
  grid-template-columns: minmax(320px, 0.55fr) minmax(600px, 1fr);
  gap: clamp(40px, 8vw, 140px);
  align-items: start;
  background: var(--ink);
  color: #fff;
}

.latest-intro {
  position: sticky;
  top: calc(var(--nav-h) + 40px);
}

.latest-intro > p:not(.kicker) {
  margin: 32px 0;
  color: rgba(255, 255, 255, 0.66);
  line-height: 2;
}

.latest-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.latest-keywords span {
  padding: 9px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 99px;
  color: var(--aqua);
  font-size: 12px;
  font-weight: 800;
}

.latest-records {
  display: grid;
  gap: 28px;
}

.record-card {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto 1fr;
  overflow: hidden;
  border-radius: 36px;
  background: var(--yellow);
  color: var(--ink);
}

.record-meta {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(8, 27, 56, 0.25);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.record-card > img {
  width: 100%;
  height: auto;
  min-height: 0;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center top;
}

.record-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 4vw, 66px);
  min-height: 330px;
}

.record-copy h3 {
  margin-bottom: 22px;
  font-family: var(--serif);
  font-size: clamp(42px, 5vw, 80px);
  font-weight: 500;
  line-height: 1;
}

.record-copy p {
  color: rgba(8, 27, 56, 0.74);
  line-height: 2;
}

.record-copy strong {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid rgba(8, 27, 56, 0.2);
  font-size: 14px;
}

.record-inverse {
  background: var(--blue);
  color: #fff;
}

.record-inverse .record-meta,
.record-inverse .record-copy strong {
  border-color: rgba(255, 255, 255, 0.2);
}

.record-inverse .record-copy p {
  color: rgba(255, 255, 255, 0.72);
}

.popular-section {
  background: var(--paper-bright);
}

.popular-heading {
  display: grid;
  grid-template-columns: 1fr minmax(320px, 0.6fr);
  gap: clamp(50px, 8vw, 150px);
  align-items: end;
  max-width: 1600px;
  margin: 0 auto clamp(50px, 6vw, 90px);
}

.energy-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 50px);
  max-width: 1600px;
  margin: 0 auto;
}

.energy-card {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto 1fr;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--red);
  color: #fff;
}

.energy-score {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 12px;
  font-weight: 900;
}

.energy-score strong {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
}

.energy-card > img {
  width: 100%;
  height: auto;
  min-height: 0;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center top;
}

.energy-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(26px, 3vw, 52px);
  min-height: 330px;
}

.energy-copy > span {
  color: var(--yellow);
  font-size: 11px;
  font-weight: 900;
}

.energy-copy h3 {
  margin: 12px 0 22px;
  font-size: clamp(36px, 4vw, 62px);
  line-height: 1.05;
}

.energy-copy p {
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.9;
}

.energy-copy small {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
}

.energy-two {
  background: var(--blue-dark);
}

.rebirth-section {
  display: grid;
  grid-template-columns: minmax(320px, 0.7fr) minmax(420px, 1fr) minmax(180px, 0.35fr);
  min-height: 680px;
  background: var(--blue);
  color: #fff;
}

.rebirth-poster {
  overflow: hidden;
}

.rebirth-poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.rebirth-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(50px, 7vw, 120px);
}

.rebirth-copy .kicker {
  color: var(--aqua);
}

.rebirth-title {
  display: inline-block;
  width: fit-content;
  margin: 34px 0 22px;
  padding: 11px 18px;
  border-radius: 999px;
  background: var(--yellow);
  color: var(--ink);
  font-size: 20px;
  font-weight: 900;
}

.rebirth-copy > p:not(.kicker) {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 16px;
  line-height: 2;
}

.rebirth-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.rebirth-facts span {
  padding: 9px 14px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 99px;
  font-size: 12px;
}

.rebirth-mark {
  display: grid;
  place-items: center;
  border-left: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--yellow);
  font-family: var(--serif);
  font-size: clamp(52px, 6vw, 90px);
  line-height: 1.3;
  text-align: center;
  writing-mode: vertical-rl;
}

.geo-section {
  display: grid;
  grid-template-columns: minmax(360px, 0.8fr) minmax(500px, 1.2fr);
  gap: clamp(40px, 8vw, 150px);
  background: var(--aqua);
}

.geo-brand {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 30px;
  align-items: center;
}

.geo-brand img {
  width: 170px;
  height: 170px;
  padding: 20px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  object-fit: contain;
}

.geo-brand h2 {
  font-size: clamp(38px, 4vw, 68px);
}

.geo-copy {
  align-self: center;
}

.geo-copy p {
  color: #23364d;
  font-size: 15px;
  line-height: 2;
}

.geo-lead {
  font-size: clamp(18px, 1.6vw, 24px) !important;
  font-weight: 800;
}

.geo-answer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 30px;
}

.geo-answer-grid article {
  padding: 20px;
  border: 1px solid rgba(8, 27, 56, 0.34);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.3);
}

.geo-answer-grid h3 {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.45;
}

.geo-answer-grid article p {
  margin: 0;
  font-size: 12px;
  line-height: 1.75;
}

.city-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
}

.city-line span {
  padding: 9px 15px;
  border: 1px solid var(--ink);
  border-radius: 99px;
  font-size: 12px;
  font-weight: 800;
}

.free-section {
  display: grid;
  grid-template-columns: minmax(300px, 0.65fr) minmax(500px, 1fr);
  gap: clamp(40px, 9vw, 180px);
  background: var(--paper);
}

.free-title-block > span {
  color: var(--red);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.15em;
}

.free-title-block h2 {
  margin-top: 24px;
}

.free-copy > p {
  margin-bottom: 38px;
  color: var(--muted);
  font-size: 15px;
  line-height: 2;
}

.free-copy ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.free-copy li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  padding: 25px 0;
  border-top: 1px solid var(--line);
}

.free-copy li > span {
  color: var(--blue);
  font-family: var(--serif);
  font-size: 26px;
}

.free-copy li strong {
  font-size: 18px;
}

.free-copy li p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.site-footer {
  padding: 64px var(--page-pad) 32px;
  background: var(--ink);
  color: #fff;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(280px, 1fr) auto;
  gap: clamp(28px, 6vw, 100px);
  align-items: center;
  max-width: 1600px;
  margin: 0 auto 42px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-brand img {
  width: 58px;
  height: 58px;
  object-fit: contain;
}

.footer-brand div {
  display: grid;
  gap: 5px;
}

.footer-brand strong {
  font-size: 22px;
}

.footer-brand span,
.footer-main > p,
.footer-main > div:last-child,
.footer-notice {
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  line-height: 1.9;
}

.footer-main > p {
  margin: 0;
}

.footer-main > div:last-child {
  display: grid;
  gap: 2px;
  text-align: right;
}

.footer-notice {
  max-width: 1600px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.back-top {
  position: fixed;
  z-index: 90;
  right: 24px;
  bottom: 24px;
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  font-size: 22px;
  box-shadow: 0 8px 24px rgba(8, 27, 56, 0.22);
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.back-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1280px) {
  .site-nav { gap: 13px; }
  .site-nav a { font-size: 12px; }
  .opening-screen { grid-template-columns: minmax(330px, 0.9fr) minmax(380px, 0.8fr) 260px; }
  .energy-card { grid-template-columns: 44% 1fr; }
  .energy-copy { padding: 28px; }
  .rebirth-section { grid-template-columns: 38% 1fr 150px; }
  .geo-answer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 1080px) {
  :root { --nav-h: 72px; }
  .menu-toggle { display: block; }
  .site-nav {
    position: fixed;
    top: var(--nav-h);
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    align-content: start;
    gap: 0;
    padding: 24px var(--page-pad) 60px;
    background: var(--paper-bright);
    opacity: 0;
    transform: translateY(-12px);
    visibility: hidden;
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }
  .site-nav.open { opacity: 1; transform: translateY(0); visibility: visible; }
  .site-nav a { padding: 20px 0; border-bottom: 1px solid var(--line); font-size: 18px; }
  .site-nav a::after { display: none; }
  .menu-toggle[aria-expanded="true"] i:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] i:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] i:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .opening-screen { grid-template-columns: 1fr 1fr; }
  .opening-copy { grid-column: 1 / -1; min-height: 620px; }
  .opening-visual { min-height: 760px; }
  .romance-dock { min-height: 760px; }
  .library-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .latest-section { grid-template-columns: 1fr; }
  .latest-intro { position: static; }
  .energy-grid { grid-template-columns: 1fr; }
  .rebirth-section { grid-template-columns: 42% 1fr; }
  .rebirth-mark { display: none; }
  .geo-section,
  .free-section { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-main > div:last-child { grid-column: 1 / -1; text-align: left; }
}

@media (max-width: 760px) {
  :root { --page-pad: 18px; }
  .brand img { width: 43px; height: 43px; }
  .brand strong { font-size: 18px; }
  .brand small { font-size: 8px; }
  .opening-screen { display: block; }
  .opening-copy { min-height: auto; padding: 70px 22px; }
  .opening-copy h1 { font-size: clamp(39px, 12vw, 58px); }
  .opening-lead { line-height: 1.85; }
  .brand-proof { margin-top: 38px; gap: 12px; }
  .opening-visual { min-height: 650px; }
  .romance-dock { min-height: auto; }
  .romance-dock article { grid-template-columns: 38% 1fr; grid-template-rows: 230px; }
  .romance-dock article img { min-height: 0; }
  .romance-dock article div { align-content: center; }
  .keyword-tape span { padding: 14px 20px; }
  .section-header { grid-template-columns: 56px 1fr; gap: 18px; }
  .section-number { width: 50px; height: 50px; font-size: 20px; }
  .section-header > p { grid-column: 1 / -1; }
  .section-header h2,
  .latest-intro h2,
  .popular-heading h2,
  .rebirth-copy h2,
  .geo-brand h2,
  .free-title-block h2 { font-size: clamp(37px, 11vw, 58px); }
  .library-board { grid-template-columns: 1fr; }
  .folder-copy p { min-height: 0; }
  .latest-section { padding-right: 14px; padding-left: 14px; }
  .record-card { grid-template-columns: 1fr; }
  .record-card > img { min-height: 0; aspect-ratio: 16 / 9; }
  .record-copy { min-height: 320px; }
  .popular-heading { grid-template-columns: 1fr; gap: 26px; }
  .energy-card { grid-template-columns: 1fr; }
  .energy-card > img { min-height: 0; aspect-ratio: 3 / 2; }
  .energy-copy { min-height: 330px; }
  .rebirth-section { grid-template-columns: 1fr; }
  .rebirth-poster img { aspect-ratio: 16 / 10; }
  .rebirth-copy { padding: 64px 22px; }
  .geo-brand { grid-template-columns: 88px 1fr; gap: 18px; }
  .geo-brand img { width: 88px; height: 88px; padding: 10px; }
  .free-copy li { grid-template-columns: 44px 1fr; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-main > div:last-child { grid-column: auto; }
  .back-top { right: 16px; bottom: 16px; width: 46px; height: 46px; }
}

@media (max-width: 420px) {
  .brand small { display: none; }
  .opening-actions .action { width: 100%; }
  .romance-dock article { grid-template-columns: 44% 1fr; }
  .romance-dock article div { padding: 18px; }
  .record-copy h3 { font-size: 43px; }
  .energy-copy h3 { font-size: 40px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}