:root {
  --bg: #081018;
  --bg-soft: rgba(10, 18, 27, 0.78);
  --panel: rgba(11, 20, 31, 0.68);
  --panel-strong: rgba(14, 25, 37, 0.92);
  --line: rgba(196, 220, 255, 0.16);
  --line-strong: rgba(214, 231, 255, 0.28);
  --text: #edf3ff;
  --text-muted: #b9c6db;
  --accent: #89d0ff;
  --accent-strong: #d5ae63;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Serif SC", serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(110, 170, 255, 0.24), transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(213, 174, 99, 0.18), transparent 22%),
    linear-gradient(180deg, #050a10 0%, #0b1320 45%, #060d16 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black 48%, transparent 100%);
}

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

button {
  font: inherit;
}

.page-shell {
  position: relative;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding-bottom: 56px;
}

.ambient {
  position: fixed;
  width: 18rem;
  height: 18rem;
  border-radius: 999px;
  filter: blur(80px);
  opacity: 0.18;
  pointer-events: none;
}

.ambient-left {
  top: 10%;
  left: -4rem;
  background: #4b86ff;
}

.ambient-right {
  top: 45%;
  right: -5rem;
  background: #f0b652;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0 14px;
  backdrop-filter: blur(14px);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-kicker {
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-mark {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
}

.site-nav a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.78fr);
  gap: 28px;
  padding: 56px 0 36px;
}

.hero-copy,
.panel-frame,
.info-card,
.timeline-card,
.notice-item {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  box-shadow: var(--shadow);
}

.hero-copy {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 52px);
  border-radius: 30px;
  background:
    radial-gradient(circle at top right, rgba(137, 208, 255, 0.12), transparent 28%),
    linear-gradient(135deg, rgba(8, 17, 28, 0.96), rgba(13, 22, 34, 0.84));
}

.eyebrow,
.section-tag,
.panel-badge,
.panel-code,
.meta-label,
.practice-label,
.notice-index {
  font-family: "IBM Plex Mono", monospace;
}

.eyebrow,
.section-tag {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.info-card h2 {
  margin: 0;
  line-height: 1.08;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(2.8rem, 6vw, 5.2rem);
  text-wrap: balance;
}

.hero-text {
  max-width: 48rem;
  margin: 24px 0 0;
  color: var(--text-muted);
  font-size: 1.06rem;
  line-height: 1.95;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.meta-card {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
}

.meta-label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-muted);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.primary-button,
.secondary-button,
.submit-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.primary-button {
  border: 1px solid rgba(213, 174, 99, 0.38);
  color: #fff5df;
  background: linear-gradient(135deg, rgba(213, 174, 99, 0.34), rgba(137, 208, 255, 0.16));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  cursor: not-allowed;
}

.secondary-button {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.submit-button {
  border: 1px solid rgba(137, 208, 255, 0.34);
  color: #eaf7ff;
  background: linear-gradient(135deg, rgba(137, 208, 255, 0.18), rgba(255, 255, 255, 0.06));
}

.secondary-button:hover,
.secondary-button:focus-visible,
.submit-button:hover,
.submit-button:focus-visible {
  transform: translateY(-1px);
  border-color: var(--line-strong);
}

.hero-panel {
  display: flex;
}

.panel-frame {
  width: 100%;
  padding: 24px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(8, 17, 28, 0.72), rgba(9, 15, 24, 0.92)),
    rgba(9, 15, 24, 0.9);
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
}

.panel-badge,
.panel-code {
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brief-grid {
  display: grid;
  gap: 18px;
  margin: 0;
}

.brief-grid div {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.brief-grid div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.brief-grid dt {
  margin-bottom: 8px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.brief-grid dd {
  margin: 0;
  line-height: 1.8;
}

.content-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 22px;
  margin-top: 8px;
}

.bulletin-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    radial-gradient(circle at top right, rgba(213, 174, 99, 0.08), transparent 24%),
    var(--panel);
  box-shadow: var(--shadow);
}

.bulletin-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  margin-bottom: 18px;
}

.bulletin-header strong {
  font-size: 1.1rem;
  font-weight: 600;
}

.bulletin-header span {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.bulletin-empty,
.bulletin-entry {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
}

.bulletin-empty {
  color: var(--text-muted);
}

.bulletin-entry + .bulletin-entry {
  margin-top: 12px;
}

.bulletin-entry time {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.bulletin-entry p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.9;
}

.info-card {
  padding: 28px;
  border-radius: 26px;
  background: var(--panel);
}

.info-card h2 {
  margin-bottom: 18px;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.info-card p {
  margin: 0 0 14px;
  color: var(--text-muted);
  line-height: 1.95;
}

.prize-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 16px 0 0;
  list-style: none;
}

.prize-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
}

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

.bulletin-section,
.timeline-section,
.notice-section,
.club-section {
  margin-top: 26px;
}

.section-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 8px 18px;
  margin-bottom: 18px;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.schedule-card {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 28px 30px;
  border-radius: 26px;
  background:
    radial-gradient(circle at top right, rgba(137, 208, 255, 0.08), transparent 24%),
    var(--panel);
}

.schedule-topline,
.schedule-metrics {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.schedule-status,
.schedule-now,
.schedule-label,
.schedule-percent {
  font-family: "IBM Plex Mono", monospace;
}

.schedule-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff5df;
  font-size: 0.88rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.schedule-status::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-strong);
  box-shadow: 0 0 18px rgba(213, 174, 99, 0.7);
}

.schedule-now {
  color: var(--text-muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.schedule-bar-shell {
  position: relative;
  overflow: hidden;
  height: 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

.schedule-bar-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
  opacity: 0.7;
  pointer-events: none;
}

.schedule-bar-fill {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background:
    linear-gradient(90deg, rgba(137, 208, 255, 0.95), rgba(213, 174, 99, 0.9));
  box-shadow:
    0 0 24px rgba(137, 208, 255, 0.22),
    inset 0 0 18px rgba(255, 255, 255, 0.18);
  transition: width 600ms ease;
}

.schedule-point {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.schedule-point strong {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2rem, 4vw, 3.3rem);
  font-weight: 600;
  line-height: 0.92;
}

.schedule-point-end {
  text-align: right;
}

.schedule-center {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.schedule-label {
  color: var(--text-muted);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.schedule-percent {
  color: var(--accent);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  letter-spacing: 0.08em;
}

.schedule-caption {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.notice-list {
  display: grid;
  gap: 14px;
}

.notice-item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 16px;
  padding: 22px 24px;
  border-radius: 24px;
  background: var(--panel);
}

.notice-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border: 1px solid rgba(137, 208, 255, 0.28);
  border-radius: 50%;
  color: var(--accent);
  font-size: 0.92rem;
}

.notice-item p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.95;
}

.notice-item strong,
.notice-item a {
  color: var(--text);
}

.club-card {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(220px, 0.8fr);
  gap: 24px;
  align-items: center;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    radial-gradient(circle at top right, rgba(137, 208, 255, 0.08), transparent 22%),
    var(--panel);
  box-shadow: var(--shadow);
}

.club-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.club-copy h3 {
  margin: 0 0 16px;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.15;
}

.club-copy p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.95;
}

.club-qr-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}

.club-qr {
  width: min(100%, 260px);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: transparent;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.26);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 18px;
  margin-top: 32px;
  padding: 18px 0 8px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  z-index: 40;
  min-width: min(480px, calc(100vw - 40px));
  max-width: calc(100vw - 40px);
  padding: 14px 18px;
  border: 1px solid rgba(213, 174, 99, 0.28);
  border-radius: 16px;
  background: rgba(7, 13, 21, 0.95);
  box-shadow: var(--shadow);
  color: #fdf0d8;
  text-align: center;
  opacity: 0;
  transform: translate(-50%, 16px);
  pointer-events: none;
  transition:
    opacity 180ms ease,
    transform 180ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media (max-width: 980px) {
  .hero,
  .content-grid {
    grid-template-columns: 1fr;
  }

  .schedule-topline,
  .schedule-metrics {
    flex-direction: column;
    align-items: flex-start;
  }

  .club-card {
    grid-template-columns: 1fr;
  }

  .schedule-center,
  .schedule-point-end {
    width: 100%;
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding-top: 28px;
  }

  .hero h1 {
    max-width: 100%;
  }

  .hero-meta,
  .notice-item {
    grid-template-columns: 1fr;
  }

  .notice-item {
    padding: 20px;
  }

  .prize-list li {
    flex-direction: column;
    align-items: flex-start;
  }
}