:root {
  --bg: #130d18;
  --bg-soft: #24152b;
  --panel: rgba(255, 255, 255, 0.92);
  --panel-dark: rgba(255, 255, 255, 0.08);
  --text: #fff8f5;
  --text-dark: #312532;
  --muted: #cbb9c9;
  --muted-dark: #756675;
  --line: rgba(255, 255, 255, 0.16);
  --line-dark: rgba(49, 37, 50, 0.12);
  --accent: #ff8fab;
  --accent-strong: #ff5f8f;
  --accent-soft: #ffe3ec;
  --gold: #ffd37a;
  --blue: #90c8ff;
  --shadow: 0 28px 80px rgba(13, 8, 18, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background:
    radial-gradient(circle at 20% 0%, rgba(255, 143, 171, 0.28), transparent 34%),
    radial-gradient(circle at 88% 8%, rgba(144, 200, 255, 0.22), transparent 32%),
    linear-gradient(180deg, #130d18 0%, #24152b 42%, #fff7f1 42%, #fff8f3 100%);
  color: var(--text);
  line-height: 1.8;
}

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

a:hover {
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(19, 13, 24, 0.72);
  backdrop-filter: blur(18px);
}

.header-inner {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 14px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background:
    linear-gradient(135deg, var(--accent), var(--gold));
  color: #321020;
  box-shadow: 0 10px 28px rgba(255, 143, 171, 0.32);
}

.brand-text {
  font-size: 14px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  color: rgba(255, 248, 245, 0.82);
  font-size: 13px;
}

.nav a {
  padding: 8px 11px;
  border-radius: 999px;
}

.nav a:hover {
  background: rgba(255, 255, 255, 0.10);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 680px;
  padding: 86px 0 74px;
}

.hero-bg {
  position: absolute;
  pointer-events: none;
  border-radius: 999px;
  filter: blur(10px);
  opacity: 0.7;
}

.hero-bg-one {
  width: 360px;
  height: 360px;
  left: -100px;
  top: 80px;
  background: rgba(255, 143, 171, 0.20);
}

.hero-bg-two {
  width: 420px;
  height: 420px;
  right: -120px;
  top: 120px;
  background: rgba(144, 200, 255, 0.16);
}

.hero-inner {
  position: relative;
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  align-items: center;
  gap: 44px;
}

.kicker {
  margin: 0 0 10px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

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

h1 {
  margin: 0 0 18px;
  font-size: clamp(42px, 6.2vw, 76px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h1 span {
  display: block;
  margin-top: 14px;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.35;
  letter-spacing: -0.03em;
  color: rgba(255, 248, 245, 0.86);
}

h2 {
  margin: 0;
  font-size: clamp(28px, 4.2vw, 46px);
  line-height: 1.22;
  letter-spacing: -0.04em;
}

h3 {
  margin: 0 0 8px;
  font-size: 21px;
  line-height: 1.4;
}

.lead {
  margin: 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 17px;
}

.hero-note {
  margin: 16px 0 0;
  color: rgba(255, 248, 245, 0.66);
  font-size: 13px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button-row.center {
  justify-content: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border-radius: 999px;
  background:
    linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 18px 34px rgba(255, 95, 143, 0.26);
}

.button:hover {
  transform: translateY(-1px);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.12);
  color: #fff8f5;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: none;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.phone-frame {
  width: min(100%, 372px);
  min-height: 620px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 42px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.phone-status {
  width: 88px;
  height: 7px;
  margin: 0 auto 28px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.22);
}

.chat-card {
  margin: 14px 0;
  padding: 15px 16px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.90);
  color: var(--text-dark);
  box-shadow: 0 16px 36px rgba(18, 10, 24, 0.18);
}

.chat-card span {
  display: block;
  margin-bottom: 5px;
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.chat-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.from-user {
  margin-left: 36px;
  background: #2f2338;
  color: #fff8f5;
}

.from-user span {
  color: var(--gold);
}

.mini-player {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  padding: 16px;
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255, 143, 171, 0.94), rgba(255, 211, 122, 0.86));
  color: #2a1421;
}

.play-dot {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: 999px;
  background: #fff8f5;
  position: relative;
}

.play-dot::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 12px;
  border-left: 13px solid #ff5f8f;
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
}

.mini-player strong,
.mini-player small {
  display: block;
  line-height: 1.4;
}

.mini-player small {
  opacity: 0.72;
}

.section {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 82px 0;
  color: var(--text-dark);
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading .kicker,
.split-copy .kicker,
.download-card .kicker {
  color: var(--accent-strong);
}

.section-heading p,
.split-copy p,
.download-card p {
  color: var(--muted-dark);
  margin: 16px 0 0;
}

.feature-grid,
.plan-grid,
.support-grid,
.character-grid {
  display: grid;
  gap: 18px;
}

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

.feature-card,
.plan-card,
.support-card,
.character-card,
.contact-panel,
.download-card {
  border: 1px solid var(--line-dark);
  background: rgba(255, 255, 255, 0.86);
  border-radius: 28px;
  box-shadow: 0 18px 48px rgba(78, 42, 62, 0.08);
}

.feature-card,
.plan-card,
.character-card {
  padding: 28px;
}

.feature-card p,
.plan-card p,
.character-card p,
.support-card p {
  margin: 0;
  color: var(--muted-dark);
}

.icon-badge {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 16px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 900;
}

.split-section {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: center;
  gap: 24px;
}

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

.character-card {
  min-height: 260px;
  color: #fff8f5;
  border: 1px solid rgba(255, 255, 255, 0.18);
  overflow: hidden;
  position: relative;
}

.character-card::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  right: -58px;
  bottom: -60px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
}

.character-card h3,
.character-card p,
.character-label {
  position: relative;
  z-index: 1;
}

.character-card p {
  color: rgba(255, 248, 245, 0.78);
}

.character-label {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.yuki-card {
  background:
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.20), transparent 32%),
    linear-gradient(145deg, #ff7fa3, #6e355d);
}

.kai-card {
  background:
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.18), transparent 32%),
    linear-gradient(145deg, #5f89ff, #35275f);
}

.plan-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.plan-card.highlight {
  border-color: rgba(255, 95, 143, 0.34);
  background:
    linear-gradient(180deg, #ffffff 0%, #fff0f5 100%);
}

.center-link {
  text-align: center;
  margin-top: 24px;
}

.text-link {
  color: var(--accent-strong);
  font-weight: 800;
}

.text-link:hover {
  text-decoration: underline;
}

.safety-section {
  padding-top: 72px;
}

.support-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.support-card {
  display: block;
  padding: 24px;
  transition:
    transform 0.16s ease,
    box-shadow 0.16s ease;
}

.support-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 60px rgba(78, 42, 62, 0.13);
}

.support-card span {
  display: block;
  margin-bottom: 8px;
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.support-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.download-section {
  padding-top: 56px;
}

.download-card {
  padding: 42px;
  text-align: center;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 143, 171, 0.16), transparent 34%),
    radial-gradient(circle at 90% 10%, rgba(144, 200, 255, 0.16), transparent 34%),
    #ffffff;
}

.contact-panel {
  max-width: 820px;
  margin: 0 auto;
  padding: 34px;
}

.contact-label {
  margin: 0 0 6px;
  color: var(--muted-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.mail-address {
  margin: 0 0 18px;
  color: var(--accent-strong);
  font-size: clamp(22px, 4vw, 34px);
  font-weight: 900;
  line-height: 1.2;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.notice {
  margin: 18px 0 0;
  padding: 16px 18px;
  border: 1px solid rgba(255, 143, 171, 0.24);
  border-radius: 18px;
  background: #fff1f5;
  color: #68495a;
}

.footer {
  color: rgba(255, 248, 245, 0.74);
  background:
    linear-gradient(180deg, #24152b 0%, #130d18 100%);
}

.footer-inner {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
}

.footer-brand {
  margin: 0 0 4px;
  color: #fff8f5;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.footer-inner p {
  margin: 0;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 16px;
  font-size: 13px;
}

.footer-nav a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.copyright {
  grid-column: 1 / -1;
  color: rgba(255, 248, 245, 0.48);
  font-size: 12px;
}

@media (max-width: 920px) {
  body {
    background:
      radial-gradient(circle at 18% 0%, rgba(255, 143, 171, 0.24), transparent 34%),
      linear-gradient(180deg, #130d18 0%, #24152b 35%, #fff8f3 35%, #fff8f3 100%);
  }

  .hero {
    padding-top: 58px;
  }

  .hero-inner,
  .split-section {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    text-align: center;
  }

  .lead {
    margin: 0 auto;
  }

  .button-row {
    justify-content: center;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-nav {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    justify-content: flex-start;
  }

  .hero {
    min-height: auto;
    padding: 42px 0 58px;
  }

  .hero-inner,
  .section {
    width: min(100% - 24px, 1160px);
  }

  h1 {
    font-size: clamp(34px, 12vw, 48px);
  }

  h1 span {
    font-size: 21px;
  }

  .phone-frame {
    min-height: auto;
    border-radius: 34px;
    padding: 18px;
  }

  .section {
    padding: 56px 0;
  }

  .feature-grid,
  .plan-grid,
  .support-grid,
  .character-grid {
    grid-template-columns: 1fr;
  }

  .feature-card,
  .plan-card,
  .character-card,
  .contact-panel,
  .download-card,
  .support-card {
    border-radius: 22px;
  }

  .feature-card,
  .plan-card,
  .character-card,
  .contact-panel,
  .download-card {
    padding: 22px;
  }

  .button {
    width: 100%;
  }

  .mail-address {
    font-size: 22px;
  }
}

/* LP visual fix 2026-06-19 */
body {
  background: #fff8f3;
}

.hero {
  background:
    radial-gradient(circle at 20% 0%, rgba(255, 143, 171, 0.28), transparent 34%),
    radial-gradient(circle at 88% 8%, rgba(144, 200, 255, 0.22), transparent 32%),
    linear-gradient(180deg, #130d18 0%, #24152b 100%);
}

#features {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 92px max(16px, calc((100% - 1160px) / 2)) 96px;
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 143, 171, 0.18), transparent 34%),
    radial-gradient(circle at 84% 10%, rgba(144, 200, 255, 0.14), transparent 30%),
    linear-gradient(180deg, #24152b 0%, #160e1d 100%);
  color: var(--text);
}

#features .section-heading h2 {
  color: #fff8f5;
}

#features .section-heading p {
  color: rgba(255, 248, 245, 0.72);
}

#features .feature-card {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(255, 255, 255, 0.14);
}

.split-section {
  padding-top: 92px;
}

.split-copy h2 {
  color: var(--text-dark);
}

.download-section .button.secondary,
.contact-panel .button.secondary {
  background: #fff1f5;
  color: var(--accent-strong);
  border: 1px solid rgba(255, 95, 143, 0.22);
}

@media (max-width: 920px) {
  body {
    background: #fff8f3;
  }

  #features {
    padding-left: 16px;
    padding-right: 16px;
  }
}

/* LP readability fix 2026-06-19 */
.site-header {
  background: rgba(19, 13, 24, 0.88);
  box-shadow: 0 10px 30px rgba(8, 4, 12, 0.22);
}

.hero {
  min-height: 640px;
  padding-top: 72px;
  padding-bottom: 68px;
}

.lead {
  color: rgba(255, 248, 245, 0.82);
  font-weight: 500;
}

.hero-note {
  color: rgba(255, 248, 245, 0.72);
}

#features .feature-card h3 {
  color: #312532;
}

#features .feature-card p {
  color: #5f5260;
  font-weight: 500;
}

#features .icon-badge {
  background: #ffe3ec;
  color: #ff4f86;
}

.section-heading p,
.split-copy p,
.download-card p {
  color: #625461;
  font-weight: 500;
}

.feature-card,
.plan-card,
.support-card,
.character-card,
.contact-panel,
.download-card {
  box-shadow: 0 18px 46px rgba(52, 28, 46, 0.10);
}

@media (max-width: 640px) {
  .hero {
    padding-top: 34px;
    padding-bottom: 48px;
  }

  .hero-inner {
    gap: 34px;
  }

  .section {
    padding-top: 50px;
    padding-bottom: 50px;
  }

  #features {
    padding-top: 62px;
    padding-bottom: 62px;
  }

  .section-heading {
    margin-bottom: 26px;
  }

  .feature-card,
  .plan-card,
  .support-card,
  .character-card,
  .contact-panel,
  .download-card {
    box-shadow: 0 14px 34px rgba(52, 28, 46, 0.09);
  }
}

.screenshot-phone {
  padding: 12px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.06));
}

.screenshot-phone img {
  width: 100%;
  display: block;
  border-radius: 30px;
  box-shadow: 0 18px 44px rgba(8, 4, 12, 0.28);
}

@media (max-width: 640px) {
  .screenshot-phone {
    padding: 10px;
  }

  .screenshot-phone img {
    border-radius: 24px;
  }
}

/* Hero screenshot balance fix 2026-06-19 */
.screenshot-phone {
  width: min(100%, 330px);
  min-height: auto;
  border-radius: 38px;
}

.screenshot-phone img {
  border-radius: 26px;
}

@media (max-width: 920px) {
  .screenshot-phone {
    width: min(100%, 310px);
  }
}

@media (max-width: 640px) {
  .screenshot-phone {
    width: min(100%, 286px);
    border-radius: 32px;
  }

  .screenshot-phone img {
    border-radius: 22px;
  }
}

.app-gallery-section {
  padding-top: 86px;
}

.app-gallery {
  display: grid;
  grid-template-columns: 1.15fr repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.app-shot {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  border: 1px solid var(--line-dark);
  border-radius: 28px;
  background:
    linear-gradient(180deg, #ffffff 0%, #fff2f6 100%);
  box-shadow: 0 18px 46px rgba(52, 28, 46, 0.10);
}

.app-shot.large {
  grid-row: span 2;
  min-height: 740px;
}

.app-shot img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: top center;
}

.app-shot div {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(19, 13, 24, 0.72);
  color: #fff8f5;
  backdrop-filter: blur(12px);
}

.app-shot span {
  display: block;
  margin-bottom: 2px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.app-shot strong {
  display: block;
  font-size: 14px;
  line-height: 1.45;
}

@media (max-width: 920px) {
  .app-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .app-shot.large {
    grid-row: span 1;
    min-height: 420px;
  }

  .app-shot {
    min-height: 420px;
  }
}

@media (max-width: 640px) {
  .app-gallery-section {
    padding-top: 56px;
  }

  .app-gallery {
    display: flex;
    gap: 14px;
    overflow-x: auto;
    padding: 0 4px 14px;
    scroll-snap-type: x mandatory;
  }

  .app-shot,
  .app-shot.large {
    min-width: 242px;
    min-height: 538px;
    scroll-snap-align: start;
  }

  .app-shot {
    border-radius: 24px;
  }

  .app-shot div {
    left: 10px;
    right: 10px;
    bottom: 10px;
  }
}

/* App gallery screenshot display fix 2026-06-19 */
.app-shot {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 143, 171, 0.12), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #fff2f6 100%);
}

.app-shot img {
  width: auto;
  max-width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
}

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

@media (max-width: 920px) {
  .app-shot.large img {
    width: auto;
    max-width: 100%;
    object-fit: contain;
    object-position: center center;
  }
}

/* Support page readability fix 2026-06-25 */
.support-page .hero {
  min-height: auto;
  padding: 76px max(16px, calc((100% - 1160px) / 2)) 54px;
}

.support-page .hero-card {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.support-page .hero .lead {
  max-width: 860px;
  color: rgba(255, 248, 245, 0.82);
}

.support-page .main {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0 78px;
  color: var(--text-dark);
}

.support-page .panel {
  padding: 42px;
  border: 1px solid var(--line-dark);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 18px 46px rgba(52, 28, 46, 0.10);
}

.support-page .panel h2 {
  margin: 34px 0 12px;
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.35;
  color: var(--text-dark);
}

.support-page .panel h3 {
  margin: 26px 0 10px;
  font-size: 20px;
  line-height: 1.45;
  color: var(--text-dark);
}

.support-page .panel p {
  margin: 12px 0;
  color: #4f4350;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.9;
}

.support-page .panel .list {
  margin: 12px 0 24px;
  padding-left: 1.4em;
  color: #4f4350;
  font-weight: 500;
  line-height: 1.9;
}

.support-page .panel .list li {
  margin: 6px 0;
}

.support-page .panel a {
  color: var(--accent-strong);
  font-weight: 800;
}

.support-page .panel .mail-address {
  display: inline-block;
  margin: 8px 0 20px;
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.35;
}

.support-page .panel .notice {
  margin: 20px 0;
}

@media (max-width: 640px) {
  .support-page .hero {
    padding: 42px 16px 34px;
  }

  .support-page .main {
    width: min(100% - 24px, 980px);
    padding: 34px 0 56px;
  }

  .support-page .panel {
    padding: 22px;
    border-radius: 22px;
  }

  .support-page .panel p,
  .support-page .panel .list {
    font-size: 15px;
    line-height: 1.85;
  }
}