[hidden] { display: none !important; }

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

html {
  overflow-x: hidden;
  overflow-x: clip;
  max-width: 100%;
}

body {
  margin: 0;
  max-width: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  background: #F5F7FA;
  color: #1A2E33;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  font-size: 1.02rem;
  line-height: 1.6;
}

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

a { color: #0E4D5C; }

h1, h2, h3 {
  font-family: "Source Serif 4", Georgia, serif;
  line-height: 1.18;
  font-weight: 600;
  color: #0E4D5C;
}

p { overflow-wrap: anywhere; }

:focus-visible {
  outline: 2px solid #0E4D5C;
  outline-offset: 3px;
}

::selection { background: #F2C14E; color: #0E4D5C; }

.wrap {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.kicker {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #0E4D5C;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  padding: 12px 20px;
  background: #F5F7FA;
  border-bottom: 1px solid #D5DEE3;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #0E4D5C;
  text-decoration: none;
  font-weight: 600;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
}

.site-header nav a {
  color: #0E4D5C;
  text-decoration: none;
  padding: 4px 0;
}

.site-header nav a[aria-current="page"] {
  box-shadow: inset 0 -3px 0 #F2C14E;
}

.header-actions {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.btn, a.play-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 10px 16px;
  border: 1px solid transparent;
  text-decoration: none;
  font: inherit;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-teal, a.play-link { background: #0E4D5C; color: #F5F7FA; }
.btn-teal:hover, a.play-link:hover { background: #0A3A46; }
.btn-yellow { background: #F2C14E; color: #0E4D5C; }
.btn-yellow:hover { background: #E3B23A; }
.btn-line { background: transparent; color: #0E4D5C; border-color: #0E4D5C; }
.btn-line:hover { background: #E7EEF1; }
.btn-small { padding: 8px 12px; font-size: 0.92rem; }

#player-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 4px 4px 12px;
  background: #fff;
  border: 1px solid #D5DEE3;
  border-radius: 999px;
}

#player-name {
  max-width: 12rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
  color: #0E4D5C;
}

.hero { padding: 28px 0 8px; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
}

.hero-copy h1 { margin: 0 0 12px; font-size: clamp(2rem, 4vw, 3.3rem); }

.hero-copy h1::after {
  content: "";
  display: block;
  width: 72px;
  height: 6px;
  margin-top: 14px;
  border-radius: 3px;
  background: #F2C14E;
}

.hero-copy p { margin: 0 0 18px; max-width: 42rem; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.hero-figure {
  margin: 0;
  background: #E6EEF1;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid #D5DEE3;
}

.hero-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.facts { padding: 22px 0; }

.fact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.fact {
  background: #fff;
  border: 1px solid #D5DEE3;
  border-bottom: 4px solid #F2C14E;
  border-radius: 14px;
  padding: 16px 16px 14px;
}

.fact p { margin: 0; }
.fact-value { font-family: "Source Serif 4", Georgia, serif; font-size: 1.7rem; color: #0E4D5C; font-weight: 600; }

.section { padding: 18px 0 28px; }

.section-head { max-width: 42rem; margin-bottom: 16px; }
.section-head h2 { margin: 0 0 8px; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.section-head p { margin: 0; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.game-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: #fff;
  border: 1px solid #D5DEE3;
  border-top: 4px solid #F2C14E;
  border-radius: 16px;
  overflow: hidden;
}

.game-card:hover { border-color: #0E4D5C; border-top-color: #F2C14E; }

.game-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #E6EEF1;
}

.game-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  flex: 1;
}

.game-card h3 { margin: 0; font-size: 1.45rem; }
.game-card p { margin: 0; flex: 1; }
a.play-link { align-self: flex-start; margin-top: 8px; }

.how-it-works { padding-bottom: 12px; }

.how-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 22px;
  align-items: center;
}

.story-frame {
  margin: 0;
  background: #fff;
  border: 1px solid #D5DEE3;
  border-radius: 16px;
  padding: 10px;
}

.story-frame img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 10px;
}

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

.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  background: #fff;
  border: 1px solid #D5DEE3;
  border-radius: 14px;
  padding: 14px;
}

.step-no {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #F2C14E;
  color: #0E4D5C;
  font-family: "Source Serif 4", Georgia, serif;
  font-weight: 700;
}

.steps h3 { margin: 0 0 4px; font-size: 1.2rem; }
.steps p { margin: 0; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.feature {
  background: #fff;
  border: 1px solid #D5DEE3;
  border-left: 4px solid #0E4D5C;
  border-radius: 12px;
  padding: 14px;
  min-width: 0;
}

.feature h3 { margin: 0 0 6px; font-size: 1.08rem; }
.feature p { margin: 0; font-size: 0.95rem; }

.band { padding: 8px 0 36px; }

.band-frame {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid #D5DEE3;
  background: #E6EEF1;
}

.band-frame img {
  width: 100%;
  height: 420px;
  max-height: 56vw;
  object-fit: cover;
}

.band-note {
  position: absolute;
  left: 18px;
  bottom: 18px;
  width: min(420px, calc(100% - 36px));
}

.page { padding: 32px 0 56px; display: grid; gap: 16px; }
.page h1 { margin: 0; font-size: clamp(2rem, 4vw, 3rem); }
.page h1::after {
  content: "";
  display: block;
  width: 72px;
  height: 6px;
  margin-top: 12px;
  border-radius: 3px;
  background: #F2C14E;
}

.prose { display: grid; gap: 12px; }
.prose h2 { margin: 10px 0 0; font-size: 1.5rem; }
.prose p, .prose li { margin: 0; max-width: 68ch; }
.prose ul { margin: 0; padding-left: 1.2rem; display: grid; gap: 6px; }

.lab-note {
  position: relative;
  background: #fff;
  border: 1px solid #D5DEE3;
  border-left: 4px solid #0E4D5C;
  border-radius: 2px 14px 14px 2px;
  padding: 14px 36px 14px 16px;
}

.lab-note::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 14px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #F2C14E;
}

.note-label {
  margin: 0 0 4px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #0E4D5C;
}

.stack-form, .modal-card form {
  display: grid;
  gap: 8px;
}

.stack-form {
  max-width: 36rem;
  background: #fff;
  border: 1px solid #D5DEE3;
  border-top: 6px solid #F2C14E;
  border-radius: 16px;
  padding: 18px;
}

.stack-form label, .modal-card form label { font-size: 0.9rem; font-weight: 600; color: #0E4D5C; }

input, textarea {
  width: 100%;
  border: 1px solid #C5D2D8;
  background: #F5F7FA;
  color: #1A2E33;
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
}

textarea { min-height: 130px; resize: vertical; }

.age-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
}

.age-row label {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-weight: 600;
}

.age-row input { width: auto; }

#login-error, #signup-error {
  margin: 0;
  padding: 8px 10px;
  background: #F2C14E;
  color: #0E4D5C;
  border-radius: 8px;
  font-weight: 600;
}

#login-error:empty, #signup-error:empty { display: none; }

#contact-ok { margin: 0; }

.modal {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 20px;
  overflow: auto;
  background: rgba(14, 77, 92, 0.46);
}

.modal-card {
  width: min(460px, 100%);
  background: #F5F7FA;
  border-radius: 16px;
  border-top: 6px solid #F2C14E;
  padding: 22px;
  display: grid;
  gap: 10px;
}

.modal-card h2 { margin: 0; font-size: 1.7rem; }
.modal-card p { margin: 0; }
.modal-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.age-gate {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 20px;
  overflow: auto;
  background: #F5F7FA;
}

.gate-card {
  width: min(520px, 100%);
  background: #fff;
  border: 1px solid #D5DEE3;
  border-top: 8px solid #0E4D5C;
  border-radius: 16px;
  padding: 26px 22px;
  display: grid;
  gap: 12px;
}

.gate-card h2 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.2rem); }
.gate-card p { margin: 0; }
.gate-actions { display: flex; flex-wrap: wrap; gap: 8px; }

#age-denied {
  margin: 0;
  padding: 10px 12px;
  background: #F2C14E;
  color: #0E4D5C;
  border-radius: 10px;
  font-weight: 600;
}

.cookie-banner {
  position: fixed;
  z-index: 70;
  left: 0;
  right: 0;
  bottom: 16px;
  margin-inline: auto;
  width: min(720px, calc(100% - 32px));
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  border: 1px solid #D5DEE3;
  border-left: 4px solid #F2C14E;
  border-radius: 14px;
  padding: 14px 16px;
  box-shadow: 0 10px 24px rgba(14, 77, 92, 0.12);
}

.cookie-banner p { margin: 0; flex: 1 1 220px; }

.site-footer {
  background: #0E4D5C;
  color: #F5F7FA;
  padding: 36px 20px 18px;
}

.footer-grid {
  width: min(1120px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.35fr 0.8fr 1.05fr 1.15fr;
  gap: 24px 28px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.footer-brand strong {
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.25rem;
}

.footer-brand p, .site-footer .footer-grid > div p { margin: 0; }

.site-footer nav, .site-footer .footer-grid > div:last-child {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.site-footer h2 {
  margin: 0 0 6px;
  color: #F5F7FA;
  font-size: 1.2rem;
}

.site-footer a { color: #F2C14E; }

.age-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 8px;
  border-radius: 50%;
  background: #F2C14E;
  color: #0E4D5C;
  font-weight: 700;
}

.footer-base {
  width: min(1120px, 100%);
  margin: 26px auto 0;
  padding-top: 14px;
  border-top: 1px solid rgba(245, 247, 250, 0.28);
  font-size: 0.9rem;
}

@media (max-width: 980px) {
  .hero-grid, .how-grid, .feature-grid, .footer-grid { grid-template-columns: 1fr 1fr; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .header-actions { margin-left: 0; }
}

@media (max-width: 720px) {
  .hero-grid, .how-grid, .fact-grid, .card-grid, .feature-grid, .footer-grid { grid-template-columns: 1fr; }
  .band-frame img { height: auto; max-height: none; aspect-ratio: 3 / 2; }
  .band-note { position: static; width: auto; margin: 12px; }
  .band-frame { display: flex; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .btn, a.play-link { transition: none; }
}