:root {
  color-scheme: dark;
  --bg: #070a12;
  --panel: #111827;
  --panel-soft: #172033;
  --text: #f8fafc;
  --muted: #a9b4c7;
  --accent: #7c3aed;
  --accent-2: #22c55e;
  --line: rgba(255, 255, 255, 0.1);
  --highlight: rgba(250, 204, 21, 0.28);
  --highlight-active: rgba(34, 197, 94, 0.38);
  --admob-banner-height: 0px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #16213e 0, var(--bg) 42%);
  color: var(--text);
  padding-bottom: 180px;
}

html.admob-banner-visible body {
  padding-bottom: calc(180px + var(--admob-banner-height));
}

button, select, input { font: inherit; }
button, .upload-button {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-soft);
  color: var(--text);
  padding: 10px 14px;
  cursor: pointer;
  touch-action: manipulation;
}
button:disabled { opacity: 0.45; cursor: not-allowed; }
button.primary, .upload-button {
  background: linear-gradient(135deg, var(--accent), #2563eb);
  border: 0;
  font-weight: 800;
}

.app-shell {
  width: min(1100px, 100%);
  margin: 0 auto;
  padding: 18px;
}
.topbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 12px 0 18px;
}
.top-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
.site-nav { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.site-nav a, .site-footer a {
  color: #bfdbfe;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 11px;
  background: rgba(17, 24, 39, 0.58);
}
.site-nav a:hover, .site-footer a:hover { color: #fff; border-color: rgba(124, 58, 237, 0.8); }
.compact-nav a { font-size: 13px; padding: 7px 10px; }
.eyebrow { margin: 0 0 4px; color: #93c5fd; font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(22px, 5vw, 36px); }
.upload-control { position: relative; display: inline-flex; align-items: center; }
.file-input {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  opacity: 0.01;
  overflow: hidden;
  pointer-events: none;
}

.usage-panel {
  max-width: 900px;
  margin: 4px auto 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid rgba(34, 197, 94, 0.36);
  background: rgba(34, 197, 94, 0.1);
  border-radius: 20px;
  padding: 14px 16px;
}
.usage-panel p { margin: 4px 0 0; color: var(--muted); line-height: 1.5; }
.mini-cta {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 10px 12px;
  text-decoration: none;
  color: #04130a;
  background: #86efac;
  font-weight: 900;
  border: 0;
}
.as-button { display: inline-flex; align-items: center; justify-content: center; }
.install-panel { border-color: rgba(124, 58, 237, 0.42); background: rgba(124, 58, 237, 0.1); }
.paywall-notice {
  max-width: 900px;
  margin: 12px auto;
  border: 1px solid rgba(250, 204, 21, 0.46);
  background: rgba(250, 204, 21, 0.12);
  border-radius: 22px;
  padding: 18px;
}
.paywall-notice p { color: var(--muted); line-height: 1.65; }
.account-panel {
  max-width: 900px;
  margin: 12px auto;
  border: 1px solid var(--line);
  background: rgba(17, 24, 39, 0.78);
  border-radius: 22px;
  padding: 16px;
}
.social-login-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-bottom: 12px; }
.social-login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 900;
  border: 1px solid var(--line);
}
.social-login.google { background: #fff; color: #111827; }
.social-login.kakao { background: #fee500; color: #191600; }
.social-login.naver { background: #03c75a; color: #fff; }
.account-divider { text-align: center; color: var(--muted); font-size: 13px; margin: 8px 0; }
.account-status-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 12px; }
.account-status { margin: 0; color: #bfdbfe; font-weight: 700; overflow-wrap: anywhere; }
.account-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.secondary-button { background: rgba(148, 163, 184, 0.12); color: var(--text); }
.danger-button { background: rgba(239, 68, 68, 0.12); color: #fecaca; border-color: rgba(248, 113, 113, 0.35); }
.account-row { display: flex; gap: 10px; align-items: end; margin: 10px 0; }
.account-row label { flex: 1 1 220px; color: #bfdbfe; font-weight: 700; }
.account-row input {
  display: block;
  width: 100%;
  margin-top: 7px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #0b1020;
  color: var(--text);
  padding: 12px;
}
.account-message { margin: 10px 0 0; color: var(--muted); line-height: 1.55; }

.empty-state { min-height: 52vh; display: grid; place-items: center; }
.empty-card {
  max-width: 560px;
  border: 1px solid var(--line);
  background: rgba(17, 24, 39, 0.82);
  backdrop-filter: blur(16px);
  border-radius: 28px;
  padding: 28px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}
.empty-card p, .empty-card li { color: var(--muted); line-height: 1.65; }
.demo-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 8px; }
.demo-button {
  border: 0;
  background: linear-gradient(135deg, #22c55e, #2563eb);
  color: #fff;
  font-weight: 900;
}
.demo-note { font-size: 13px; }

.hidden { display: none !important; }
html.native-app [data-payment-cta],
html.native-app .monetization-hero,
html.native-app .pricing-grid,
html.native-app .account-row,
html.native-app a[href="#pricing"] {
  display: none !important;
}
html.native-app body { padding-top: env(safe-area-inset-top); }
html.native-app .app-shell { padding-inline: max(12px, env(safe-area-inset-left)) max(12px, env(safe-area-inset-right)); }
.reader-toolbar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
  position: sticky;
  top: 0;
  z-index: 5;
  padding: 10px;
  background: rgba(7, 10, 18, 0.78);
  backdrop-filter: blur(12px);
}
#pageLabel { color: var(--muted); font-weight: 700; }
.pdf-stage {
  position: relative;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  background: #0b1020;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
}
#pdfCanvas { display: block; width: 100%; height: auto; background: #fff; }
.text-overlay { position: absolute; inset: 0; }
.text-block {
  position: absolute;
  border-radius: 5px;
  background: transparent;
  cursor: pointer;
  transition: background 120ms ease, outline 120ms ease;
}
.text-block:hover, .text-block:focus { background: var(--highlight); outline: 1px solid rgba(250, 204, 21, 0.6); }
.text-block.active { background: var(--highlight-active); outline: 2px solid rgba(34, 197, 94, 0.8); }

.player {
  position: fixed;
  left: 50%;
  bottom: max(12px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  width: min(980px, calc(100% - 18px));
  border: 1px solid var(--line);
  background: rgba(17, 24, 39, 0.94);
  backdrop-filter: blur(18px);
  border-radius: 24px;
  padding: 14px;
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.45);
  z-index: 20;
}

html.admob-banner-visible .player {
  bottom: calc(max(12px, env(safe-area-inset-bottom)) + var(--admob-banner-height));
}

.ad-privacy-options {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  text-decoration: underline;
}

.now-reading strong { display: block; font-size: 14px; color: #bfdbfe; margin-bottom: 5px; }
.now-reading p {
  margin: 0 0 12px;
  color: var(--text);
  line-height: 1.45;
  max-height: 3.1em;
  overflow: auto;
}
.player-controls { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.rate-control { display: flex; align-items: center; gap: 7px; color: var(--muted); }
.voice-control { flex: 1 1 220px; min-width: 190px; }
.voice-control select { width: 100%; max-width: 330px; }
select {
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--panel-soft);
  padding: 9px 11px;
}

.monetization-hero, .trust-section, .guide-section {
  max-width: 900px;
  margin: 24px auto 0;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.18), rgba(17, 24, 39, 0.86));
  border-radius: 28px;
  padding: 24px;
}
.guide-section { background: linear-gradient(135deg, rgba(34, 197, 94, 0.14), rgba(17, 24, 39, 0.9)); }
.monetization-hero h2, .trust-section h2, .guide-section h2 { margin: 0 0 10px; font-size: clamp(22px, 4vw, 32px); }
.monetization-hero p, .trust-section p, .guide-section p { color: var(--muted); line-height: 1.7; }
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.guide-grid article, .guide-note {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.72);
  padding: 14px;
}
.guide-grid strong, .guide-note strong { display: block; color: #bbf7d0; margin-bottom: 6px; }
.guide-note { display: grid; gap: 4px; margin-top: 12px; color: var(--muted); line-height: 1.65; }
.hero-actions, .policy-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.cta-button, .ghost-button, .policy-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 11px 14px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--line);
}
.cta-button { background: linear-gradient(135deg, var(--accent-2), #2563eb); font-weight: 800; border: 0; }
.ghost-button, .policy-links a { background: rgba(17, 24, 39, 0.72); color: #bfdbfe; }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 14px auto 0;
  max-width: 900px;
}
.pricing-card, .info-grid article, .legal-card, .metric-card {
  border: 1px solid var(--line);
  background: rgba(17, 24, 39, 0.78);
  border-radius: 22px;
  padding: 18px;
}
.pricing-card.featured { border-color: rgba(34, 197, 94, 0.7); box-shadow: 0 18px 50px rgba(34, 197, 94, 0.12); }
.plan-badge { color: #86efac; font-size: 12px; font-weight: 800; }
.pricing-card h3 { margin: 8px 0; font-size: 22px; }
.price { margin: 0 0 12px; font-size: 20px; font-weight: 900; color: #fff; }
.pricing-card li { color: var(--muted); line-height: 1.7; }
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 24px auto 12px;
  max-width: 900px;
}
.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 12px 0 22px;
}
.metric-card strong { display: block; color: #bfdbfe; font-size: 13px; }
.metric-card span { display: block; margin-top: 8px; font-size: 30px; font-weight: 900; color: #fff; }
.metric-card p { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.daily-metrics { display: grid; gap: 10px; }
.daily-metrics ul { margin: 8px 0 0; padding-left: 20px; }
.info-grid h2, .legal-card h2 { font-size: 18px; margin: 0 0 8px; }
.info-grid p, .legal-card p, .legal-card li { color: var(--muted); line-height: 1.7; }
.site-footer { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin: 24px 0; }
.static-page { padding-bottom: 40px; }
.legal-shell { max-width: 900px; }
.legal-card { margin-top: 18px; padding: 28px; }
.legal-card h1 { margin-bottom: 8px; }
.legal-card a { color: #93c5fd; }
.lead { font-size: 1.08rem; color: #dbeafe !important; }
.evidence-figure { margin: 22px auto; max-width: 560px; }
.evidence-figure img {
  display: block;
  width: min(100%, 430px);
  max-height: 760px;
  object-fit: contain;
  margin: 0 auto;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: #0b1020;
}
.evidence-figure figcaption, .evidence-gallery figcaption {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  margin-top: 8px;
  text-align: center;
}
.evidence-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}
.evidence-gallery figure { margin: 0; }
.evidence-gallery img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #0b1020;
}
.evidence-table { width: 100%; border-collapse: collapse; margin: 18px 0; }
.evidence-table th, .evidence-table td { border: 1px solid var(--line); padding: 12px; text-align: left; vertical-align: top; line-height: 1.55; }
.evidence-table th { color: #dbeafe; background: rgba(124, 58, 237, 0.18); }
.evidence-table td { color: var(--muted); }
.article-list small { display: block; margin-top: 8px; color: #86efac; font-weight: 800; }
.muted { color: var(--muted); }
.notice-box {
  border: 1px solid rgba(124, 58, 237, 0.45);
  border-radius: 16px;
  padding: 12px;
  background: rgba(124, 58, 237, 0.12);
}
.payment-steps { padding-left: 22px; }
.payment-steps li { margin: 8px 0; }
.copy-template {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: rgba(15, 23, 42, 0.82);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  color: #dbeafe;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  line-height: 1.7;
}
.copy-button {
  margin: 0 0 10px;
  background: linear-gradient(135deg, var(--accent-2), #2563eb);
  border: 0;
  font-weight: 900;
}

@media (max-width: 640px) {
  body { padding-bottom: 178px; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .top-actions { width: 100%; justify-content: flex-start; }
  .compact-nav { order: 2; }
  .info-grid, .pricing-grid, .guide-grid, .metric-grid { grid-template-columns: 1fr; }
  .evidence-gallery { grid-template-columns: 1fr; }
  .evidence-gallery img { aspect-ratio: 4 / 5; }
  .evidence-table { display: block; overflow-x: auto; }
  .usage-panel { align-items: flex-start; flex-direction: column; }
  .social-login-row { grid-template-columns: 1fr; }
  .account-row { align-items: stretch; flex-direction: column; }
  .mini-cta { width: 100%; text-align: center; }
  .legal-card { padding: 20px; }
  .app-shell { padding: 12px; }
  .empty-card { padding: 20px; border-radius: 22px; }
  .reader-toolbar { gap: 8px; }
  .player {
    bottom: max(6px, env(safe-area-inset-bottom));
    width: calc(100% - 10px);
    padding: 10px;
    border-radius: 16px;
  }
  .now-reading strong {
    margin-bottom: 3px;
    font-size: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .now-reading p {
    margin-bottom: 8px;
    max-height: 2.8em;
    font-size: 13px;
  }
  .player-controls {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }
  .player-controls button, .rate-control {
    width: 100%;
    min-width: 0;
    padding: 8px 6px;
    justify-content: center;
    font-size: 13px;
  }
  .rate-control { grid-column: span 2; }
  .rate-control select { min-width: 0; padding: 7px 8px; }
}

.article-list { display: grid; gap: 12px; margin-top: 20px; }
.article-list a { display: grid; gap: 6px; border: 1px solid var(--line); border-radius: 18px; padding: 16px; background: rgba(15, 23, 42, 0.72); text-decoration: none; }
.article-list a strong { color: #dbeafe; font-size: 18px; }
.article-list a span { color: var(--muted); line-height: 1.65; }
.article-page h2 { margin-top: 28px; }
.article-page p { font-size: 16px; }

.article-meta { color: #93c5fd; font-size: 13px; margin: -2px 0 18px; }
.main-footer { max-width: 900px; }