:root {
  --bg: #0a0b1e;
  --bg-card: #12162a;
  --border: #252a44;
  --text: #eef0ff;
  --muted: #8890b0;
  --yellow: #ffd230;
  --green: #5aad3a;
  --purple: #8b7cf8;
  --radius: 16px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a { color: var(--yellow); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ── Nav ── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 11, 30, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; max-width: 1080px; margin: 0 auto;
}
.logo img { height: 36px; width: auto; display: block; }
.nav-links { display: flex; gap: 20px; align-items: center; }
.nav-links a { color: var(--muted); font-size: 14px; font-weight: 600; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 520px;
  display: flex; align-items: flex-end;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url("../assets/ui/default_banner.png") center / cover no-repeat;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,11,30,0.35) 0%, rgba(10,11,30,0.92) 72%, var(--bg) 100%);
}
.hero-content {
  position: relative; z-index: 1;
  padding: 48px 20px 56px;
  max-width: 1080px; margin: 0 auto; width: 100%;
}
.hero-badge {
  display: inline-block;
  background: var(--yellow); color: #1a1200;
  font-size: 11px; font-weight: 900; letter-spacing: 0.08em;
  padding: 6px 12px; border-radius: 8px; margin-bottom: 16px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900; line-height: 1.08; margin: 0 0 12px;
}
.hero h1 .hi { color: var(--green); }
.hero h1 .lo { color: var(--yellow); }
.hero p.lead {
  font-size: 1.1rem; color: #c8cce8; max-width: 540px; margin: 0 0 28px;
}
.store-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.store-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: #fff; color: #111;
  padding: 12px 20px; border-radius: 12px;
  font-weight: 800; font-size: 14px;
  text-decoration: none; transition: transform 0.15s;
}
.store-btn:hover { transform: translateY(-2px); text-decoration: none; }
.store-btn span { color: inherit; }
.store-btn.android { background: var(--green); color: #fff; }
.store-btn.ios { background: #fff; color: #111; }
.store-btn small { display: block; font-size: 10px; font-weight: 600; opacity: 0.7; }
.store-soon { background: #252a44; color: #eef0ff; border: 1px solid var(--border); }
.store-soon:hover { background: #2f3555; }

.lang-strip {
  display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px;
}
.lang-strip span {
  font-size: 10px; font-weight: 800; letter-spacing: 0.06em;
  padding: 4px 8px; border-radius: 6px;
  background: rgba(20, 24, 40, 0.85); border: 1px solid var(--border);
  color: var(--muted);
}

/* ── App UI mock ── */
.app-ui-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center;
}
.app-ui-copy .bullet-list {
  color: var(--muted); font-size: 14px; line-height: 1.7; padding-left: 18px;
}
.phone-mock {
  display: flex; justify-content: center;
}
.phone-screen {
  width: min(300px, 100%);
  background: #0e1024; border-radius: 28px;
  border: 2px solid #3a4060; padding: 10px 10px 8px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.55), inset 0 1px 0 rgba(255,255,255,0.06);
}
.phone-banner {
  width: 100%; border-radius: 16px; display: block; margin-bottom: 8px;
}
.phone-actions {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 6px;
}
.phone-actions img, .phone-create-row img { width: 100%; height: auto; border-radius: 10px; display: block; }
.phone-create-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 8px;
}
.phone-cats {
  display: flex; gap: 4px; overflow: hidden; margin-bottom: 10px;
}
.phone-cats img { height: 36px; width: auto; border-radius: 8px; flex-shrink: 0; }
.phone-tabs {
  display: flex; justify-content: space-around; align-items: center;
  padding: 8px 4px 4px; border-top: 1px solid var(--border);
  background: #12162a; border-radius: 0 0 18px 18px;
}
.phone-tabs img { width: 28px; height: 28px; opacity: 0.95; }

/* ── World / regions ── */
.region-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px; margin-bottom: 16px;
}
.region-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 14px;
}
.region-card strong { display: block; color: var(--yellow); font-size: 14px; margin-bottom: 4px; }
.region-card span { color: var(--muted); font-size: 12px; line-height: 1.4; }
.world-extra { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.world-pill {
  background: #141828; border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 14px; font-size: 13px; color: #c8cce8;
}
.world-pill strong { color: var(--text); }
.map-note { color: var(--muted); font-size: 12px; margin-top: 16px; }
.map-note code { color: var(--yellow); font-size: 11px; }

/* ── Error page ── */
.error-page {
  min-height: calc(100vh - 70px);
  display: flex; align-items: center; justify-content: center;
  padding: 48px 20px;
}
.error-card {
  max-width: 420px; width: 100%; text-align: center;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 20px; padding: 40px 32px;
}
.error-code {
  font-size: clamp(3rem, 12vw, 4.5rem); font-weight: 900;
  color: var(--yellow); line-height: 1; margin: 0 0 12px;
}
.error-card h1 { font-size: 1.35rem; margin: 0 0 12px; }
.error-card p { color: var(--muted); font-size: 15px; margin: 0 0 24px; }
.error-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.error-btn {
  display: inline-block; padding: 12px 22px; border-radius: 12px;
  font-weight: 800; font-size: 14px; text-decoration: none;
}
.error-btn-primary { background: var(--green); color: #fff; }
.error-btn-primary:hover { text-decoration: none; color: #fff; }
.error-btn-secondary {
  background: transparent; color: var(--text);
  border: 1px solid var(--border);
}
.error-btn-secondary:hover { text-decoration: none; color: var(--text); background: #1a2038; }

/* ── Food chips ── */
.food-examples {
  display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0;
}
.food-examples span {
  font-size: 12px; font-weight: 700; padding: 6px 12px; border-radius: 999px;
  background: #1a2038; border: 1px solid var(--border); color: #b8c0e0;
}

/* ── AI prompts ── */
.prompt-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px; margin: 16px 0 28px;
}
.prompt-card {
  margin: 0; padding: 16px 18px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-left: 3px solid var(--purple); border-radius: 12px;
}
.prompt-card p { margin: 0 0 10px; color: #d8dcf0; font-size: 14px; line-height: 1.5; font-style: italic; }
.prompt-card footer { color: var(--muted); font-size: 11px; font-weight: 700; letter-spacing: 0.04em; }

/* ── Languages grid ── */
.lang-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 10px;
}
.lang-card {
  text-align: center; padding: 14px 8px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px;
}
.lang-card strong { display: block; color: var(--yellow); font-size: 15px; }
.lang-card span { display: block; color: var(--muted); font-size: 11px; margin-top: 4px; }

.feedback-row {
  margin-top: 20px; font-size: 13px; color: var(--muted);
}
.feedback-row a { font-weight: 800; }

.bullet-list { margin: 0; }

/* ── Sections ── */
section { padding: 64px 0; }
.section-label {
  color: var(--muted); font-size: 11px; font-weight: 900;
  letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 8px;
}
section h2 { font-size: 1.75rem; font-weight: 900; margin: 0 0 32px; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
}
.feature-card h3 { margin: 0 0 8px; font-size: 1rem; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; }

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}
.gallery img {
  width: 100%; border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.cta-band {
  background: linear-gradient(135deg, #1a2840 0%, #12162a 100%);
  border: 1px solid var(--border); border-radius: 20px;
  padding: 40px 32px; text-align: center;
}
.cta-band h2 { margin-bottom: 12px; }
.cta-band p { color: var(--muted); max-width: 480px; margin: 0 auto 24px; }

/* ── Deep link landing (scenario / player) ── */
.landing-card {
  max-width: 480px; margin: 80px auto; padding: 32px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 20px; text-align: center;
}
.landing-card h1 { font-size: 1.5rem; margin: 0 0 8px; }
.landing-card .code,
.mission-landing .code {
  font-family: ui-monospace, monospace;
  background: #1a2038; padding: 8px 14px; border-radius: 8px;
  font-size: 13px; color: var(--yellow); margin: 16px 0;
  word-break: break-all; display: inline-block;
}
.landing-card p { color: var(--muted); font-size: 14px; }
.landing-card .meta-line,
.mission-landing .meta-line { color: var(--yellow); font-size: 13px; font-weight: 600; }

.deep-page { min-height: 100vh; }
.deep-wrap { display: flex; align-items: center; justify-content: center; min-height: calc(100vh - 70px); padding: 24px 20px; }
.deep-wrap-wide { align-items: flex-start; padding-top: 36px; padding-bottom: 48px; }
.deep-card { margin: 0 auto; width: 100%; max-width: 420px; }
.deep-hero {
  display: block; width: min(280px, 80vw); height: auto; margin: 0 auto 20px;
}
.mission-banner {
  width: 100%; max-width: 100%; border-radius: 16px;
  border: 1px solid rgba(139, 124, 248, 0.35);
  margin: 0 0 18px;
}
.deep-desc { color: #c8cce8; margin: 0 0 12px; }
.deep-hint { margin-top: 12px; font-size: 13px; }
.deep-stores { justify-content: center; margin-top: 16px; }
.deep-back { margin-top: 20px; font-size: 13px; }
.open-app-btn {
  display: inline-block; margin: 8px auto 0; padding: 14px 28px;
  background: var(--green); color: #fff; border: 0; border-radius: 12px;
  font-weight: 800; font-size: 15px; cursor: pointer;
  box-shadow: 0 4px 0 #3d7a28;
}
.open-app-btn:active { transform: translateY(2px); box-shadow: 0 2px 0 #3d7a28; }

/* Rich mission share page */
.mission-landing {
  width: 100%; max-width: 920px; margin: 0 auto;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 28px;
  align-items: start;
}
.mission-hero-panel,
.mission-detail-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 28px 24px;
}
.mission-hero-panel {
  text-align: center;
  border-color: rgba(139, 124, 248, 0.4);
  box-shadow: 0 0 0 1px rgba(139, 124, 248, 0.12);
}
.mission-icon-ring {
  width: 72px; height: 72px; margin: 0 auto 14px;
  border-radius: 22px;
  display: flex; align-items: center; justify-content: center;
  font-size: 36px;
  background: rgba(139, 124, 248, 0.16);
  border: 2px solid rgba(139, 124, 248, 0.4);
}
.mission-kicker {
  color: var(--mission-accent, var(--purple));
  font-size: 11px; font-weight: 900; letter-spacing: 0.14em;
  text-transform: uppercase; margin: 0 0 8px;
}
.mission-landing h1 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 900; margin: 0 0 10px; line-height: 1.15;
}
.mission-cta-stack { margin-top: 8px; }
.mission-chips {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px;
}
.mission-chip {
  font-size: 12px; font-weight: 800;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(139, 124, 248, 0.14);
  border: 1px solid rgba(139, 124, 248, 0.35);
  color: var(--text);
}
@supports (color: color-mix(in srgb, red 50%, blue)) {
  .mission-hero-panel {
    border-color: color-mix(in srgb, var(--mission-accent, var(--purple)) 40%, var(--border));
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--mission-accent, var(--purple)) 18%, transparent);
  }
  .mission-banner {
    border-color: color-mix(in srgb, var(--mission-accent, var(--purple)) 45%, transparent);
  }
  .mission-icon-ring {
    background: color-mix(in srgb, var(--mission-accent, var(--purple)) 18%, #12162a);
    border-color: color-mix(in srgb, var(--mission-accent, var(--purple)) 45%, transparent);
  }
  .mission-chip {
    background: color-mix(in srgb, var(--mission-accent, var(--purple)) 16%, #1a2038);
    border-color: color-mix(in srgb, var(--mission-accent, var(--purple)) 40%, var(--border));
  }
}
.mission-chip-muted {
  background: #1a2038; border-color: var(--border); color: var(--muted); font-weight: 700;
}
.mission-block { margin-bottom: 26px; }
.mission-block h2 {
  margin: 0 0 12px; font-size: 1.05rem; font-weight: 900;
}
.mission-goal-list {
  margin: 0; padding-left: 18px; color: #c8cce8; font-size: 14px;
}
.mission-goal-list li { margin-bottom: 8px; }
.mission-how {
  margin: 0; padding-left: 18px; color: #c8cce8; font-size: 14px; line-height: 1.65;
}
.mission-how li { margin-bottom: 10px; }
.mission-how strong { color: var(--text); }
.mission-ai-teaser {
  padding: 16px;
  border-radius: 16px;
  background: linear-gradient(160deg, rgba(139,124,248,0.16), rgba(18,22,42,0.9));
  border: 1px solid rgba(139,124,248,0.35);
}
.mission-ai-teaser img {
  width: 100%; border-radius: 12px; margin-bottom: 12px;
  border: 1px solid var(--border);
}
.mission-ai-teaser p { color: var(--muted); font-size: 14px; margin: 0 0 14px; }
.mission-link-btn {
  display: inline-flex; align-items: center;
  font-weight: 800; font-size: 14px; color: var(--yellow);
}
.mission-link-btn:hover { text-decoration: underline; }

/* AI studio showcase on homepage */
.ai-showcase {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 28px; align-items: center;
  margin-bottom: 36px;
}
.ai-showcase-copy .section-intro { margin-bottom: 18px; }
.ai-flow {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 20px 0 8px;
}
.ai-flow-step {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 14px; padding: 14px 12px; text-align: center;
}
.ai-flow-step .ai-flow-icon { font-size: 28px; display: block; margin-bottom: 8px; }
.ai-flow-step strong { display: block; font-size: 13px; margin-bottom: 4px; }
.ai-flow-step span { display: block; color: var(--muted); font-size: 11px; line-height: 1.4; }
.ai-banner-art {
  width: 100%; border-radius: 18px; border: 1px solid rgba(192,140,255,0.35);
  box-shadow: 0 18px 40px rgba(0,0,0,0.35);
}
.video-frame {
  position: relative; width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 18px; overflow: hidden;
  border: 1px solid var(--border);
  background: #000;
  box-shadow: 0 16px 36px rgba(0,0,0,0.35);
}
.video-frame iframe {
  position: absolute; inset: 0; width: 100%; height: 100%; border: 0;
}
.preset-link-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px; margin-top: 18px;
}
.preset-link {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; border-radius: 12px;
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text); text-decoration: none; font-weight: 700; font-size: 13px;
  transition: border-color 0.15s, transform 0.15s;
}
.preset-link:hover {
  border-color: var(--purple); transform: translateY(-2px); text-decoration: none;
}
.preset-link span { font-size: 20px; }

/* Missions index page */
.missions-page { padding: 48px 0 72px; }
.missions-page h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 900; margin: 0 0 12px;
}
.missions-page .section-intro { margin-top: 0; max-width: 640px; }
.missions-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px; margin: 28px 0 40px;
}
.mission-card {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 16px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  text-decoration: none; color: inherit;
  transition: transform 0.15s, border-color 0.15s;
  border-left: 3px solid var(--mission-accent, var(--purple));
}
.mission-card:hover {
  transform: translateY(-2px);
  border-color: var(--mission-accent, var(--purple));
  text-decoration: none;
}
.mission-card-icon {
  flex-shrink: 0; width: 48px; height: 48px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  background: rgba(139, 124, 248, 0.12);
  border: 1px solid rgba(139, 124, 248, 0.28);
}
.mission-card-body { flex: 1; min-width: 0; }
.mission-card-body strong {
  display: block; font-size: 15px; font-weight: 800; margin-bottom: 4px;
}
.mission-card-blurb {
  display: block; color: var(--muted); font-size: 12px; line-height: 1.45;
  margin-bottom: 6px;
}
.mission-card-meta {
  display: block; color: var(--mission-accent, var(--yellow));
  font-size: 11px; font-weight: 700;
}
.mission-card-arrow {
  color: var(--muted); font-size: 22px; font-weight: 300; line-height: 1; margin-top: 4px;
}
.missions-footer-cta {
  text-align: center; padding: 28px 20px;
  background: linear-gradient(135deg, #1a2840 0%, #12162a 100%);
  border: 1px solid var(--border); border-radius: 18px;
}
.missions-footer-cta p { color: var(--muted); margin: 0; }

@media (max-width: 860px) {
  .mission-landing { grid-template-columns: 1fr; }
  .ai-showcase { grid-template-columns: 1fr; }
  .ai-flow { grid-template-columns: 1fr 1fr; }
}

/* ── Prose / legal ── */
.section-alt { background: #0d0f22; }
.section-intro { color: var(--muted); max-width: 640px; margin: -16px 0 28px; }
.prose h3 { margin: 28px 0 10px; font-size: 1.1rem; }
.prose p { color: #c8cce8; max-width: 720px; }
.code-block {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 20px; margin: 16px 0 24px;
}
.code-block code { color: var(--yellow); font-size: 14px; }

.steps { display: flex; flex-direction: column; gap: 20px; margin-bottom: 8px; }
.step { display: flex; gap: 16px; align-items: flex-start; }
.step-num {
  flex-shrink: 0; width: 36px; height: 36px; border-radius: 50%;
  background: var(--yellow); color: #1a1200; font-weight: 900;
  display: flex; align-items: center; justify-content: center;
}
.step h3 { margin: 0 0 6px; font-size: 1rem; }
.step p { margin: 0; color: var(--muted); font-size: 14px; }

.stat-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px; margin-bottom: 28px;
}
.stat {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 14px; padding: 18px; text-align: center;
}
.stat strong { display: block; font-size: 1.8rem; color: var(--yellow); }
.stat span { font-size: 12px; color: var(--muted); }
.cast-list { color: var(--muted); font-size: 14px; line-height: 1.7; margin-top: 20px; }
.cta-icon { border-radius: 18px; margin-bottom: 12px; }
.footer-links { margin-top: 8px; }
.footer-links a { color: var(--muted); font-size: 13px; }

.legal { padding: 48px 20px 64px; max-width: 720px; }
.legal h1 { margin: 0 0 8px; }
.legal h2 { margin: 32px 0 10px; font-size: 1.15rem; }
.legal p, .legal li { color: #c8cce8; line-height: 1.65; }
.legal ul { padding-left: 20px; }
.legal-updated { color: var(--muted); font-size: 13px; margin-bottom: 24px; }

footer {
  border-top: 1px solid var(--border);
  padding: 32px 20px; text-align: center;
  color: var(--muted); font-size: 13px;
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .hero { min-height: 440px; }
  .app-ui-grid { grid-template-columns: 1fr; }
  .phone-mock { order: -1; }
}