:root {
  --bg: #0a0a0a;
  --bg-soft: #111111;
  --panel: #161616;
  --panel-2: #1d1d1d;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(230, 51, 41, 0.35);
  --text: #ffffff;
  --muted: #b2b2b2;
  --muted-2: #767676;
  --red: #e63329;
  --red-dark: #b9251d;
  --green: #2fd17d;
  --amber: #f4bc42;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 20px 80px rgba(0, 0, 0, 0.45);
  --ease: 0.22s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(230, 51, 41, 0.15), transparent 32%),
    radial-gradient(circle at left center, rgba(230, 51, 41, 0.08), transparent 28%),
    var(--bg);
  line-height: 1.55;
}

body.modal-open {
  overflow: hidden;
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

.container {
  width: min(1220px, calc(100% - 32px));
  margin: 0 auto;
}

.hidden {
  display: none !important;
}

.compliance-bar {
  padding: 12px 16px;
  background: #050505;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  text-align: center;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.compliance-bar strong {
  color: var(--text);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 10, 0.93);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 76px;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  pointer-events: none;
  user-select: none;
  cursor: default;
}

.brand-mark {
  width: 18px;
  height: 18px;
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
  background: var(--red);
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.brand-name span {
  color: var(--red);
}

.brand-tag {
  color: var(--muted-2);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.header-actions,
.user-hub {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.btn,
.btn-ghost,
.btn-inline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  text-decoration: none;
  transition: all var(--ease);
  cursor: pointer;
}

.btn {
  border: none;
  padding: 13px 22px;
  background: var(--red);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.btn:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(230, 51, 41, 0.3);
}

.btn-ghost {
  border: 1px solid var(--line);
  padding: 12px 20px;
  background: transparent;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.btn-ghost:hover,
.btn-inline:hover {
  border-color: var(--line-strong);
  color: var(--text);
}

.btn-inline {
  border: 1px solid transparent;
  padding: 0;
  background: none;
  color: var(--red);
  font-weight: 700;
}

.btn:disabled,
.btn-ghost:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--red);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 900;
}

.user-email {
  font-size: 0.82rem;
  color: var(--muted);
}

.hero {
  padding: 64px 0 44px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(360px, 0.94fr);
  gap: 28px;
  align-items: stretch;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  margin-bottom: 20px;
  border-radius: 999px;
  background: rgba(47, 209, 125, 0.08);
  border: 1px solid rgba(47, 209, 125, 0.2);
  color: var(--green);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}

.hero-copy,
.hero-panel,
.section-card,
.deck-card,
.leaderboard,
.faq-card,
.policy-shell {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 42px;
}

.hero-copy h1 {
  margin: 0 0 18px;
  font-size: clamp(2.4rem, 5vw, 4.3rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.hero-copy h1 span {
  color: var(--red);
}

.hero-copy p {
  margin: 0;
  max-width: 640px;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

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

.meta-value {
  display: block;
  margin-bottom: 4px;
  font-size: 1.28rem;
  font-weight: 900;
}

.meta-label {
  font-size: 0.74rem;
  color: var(--muted-2);
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.hero-panel {
  padding: 30px;
  position: relative;
  overflow: hidden;
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: auto -60px -60px auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(230, 51, 41, 0.18), transparent 70%);
  pointer-events: none;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 20px;
}

.panel-title {
  font-size: 0.85rem;
  color: var(--muted-2);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.panel-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: rgba(47, 209, 125, 0.08);
  border: 1px solid rgba(47, 209, 125, 0.2);
  border-radius: 999px;
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.panel-grid {
  display: grid;
  gap: 14px;
}

.panel-slot {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.slot-code {
  min-width: 54px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(230, 51, 41, 0.14);
  color: var(--red);
  text-align: center;
  font-size: 0.84rem;
  font-weight: 900;
  text-transform: uppercase;
}

.slot-copy strong,
.slot-copy span {
  display: block;
}

.slot-copy strong {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.slot-copy span {
  color: var(--muted);
  font-size: 0.84rem;
}

.slot-mark {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 0.73rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-note {
  margin-top: 18px;
  color: var(--muted-2);
  font-size: 0.82rem;
  line-height: 1.7;
}

.section {
  padding: 22px 0 72px;
}

.section-header {
  margin-bottom: 24px;
}

.section-label {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--red);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.section-header h2 {
  margin: 0 0 10px;
  font-size: clamp(1.9rem, 4vw, 3rem);
  letter-spacing: -0.04em;
}

.section-header p {
  margin: 0;
  max-width: 760px;
  color: var(--muted);
}

.deck-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.deck-card {
  padding: 20px;
  min-height: 248px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  cursor: pointer;
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.deck-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.32);
}

.deck-card.active {
  border-color: var(--line-strong);
  background: linear-gradient(180deg, rgba(230, 51, 41, 0.11), rgba(255, 255, 255, 0.01));
}

.deck-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.deck-chip,
.deck-rank,
.deck-length {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.deck-chip {
  min-width: 54px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
}

.deck-rank {
  padding: 8px 10px;
  background: rgba(47, 209, 125, 0.08);
  border: 1px solid rgba(47, 209, 125, 0.18);
  color: var(--green);
}

.deck-card h3 {
  margin: 0;
  font-size: 1.34rem;
  line-height: 1.04;
  letter-spacing: -0.03em;
}

.deck-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.68;
}

.deck-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted-2);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.deck-length {
  padding: 8px 10px;
  border: 1px solid rgba(244, 188, 66, 0.18);
  background: rgba(244, 188, 66, 0.08);
  color: var(--amber);
}

.command-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.section-card {
  padding: 24px;
}

.section-card h3 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.section-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.stats-row {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
  margin-top: 24px;
}

.leaderboard {
  padding: 26px;
}

.leaderboard-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}

.leaderboard-head h3 {
  margin: 0;
  font-size: 1.08rem;
}

.leaderboard-note {
  color: var(--muted-2);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.board-list {
  display: grid;
  gap: 12px;
}

.board-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.board-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.board-rank {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-weight: 900;
}

.board-meta strong,
.board-meta span {
  display: block;
}

.board-meta strong {
  font-size: 0.92rem;
}

.board-meta span {
  color: var(--muted-2);
  font-size: 0.8rem;
}

.board-score {
  color: var(--green);
  font-size: 0.95rem;
  font-weight: 900;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.faq-card {
  padding: 24px;
}

.faq-card h3 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.faq-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.72;
}

.cta-block {
  padding: 26px;
  margin-top: 24px;
  border-radius: 24px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(135deg, rgba(230, 51, 41, 0.16), rgba(17, 17, 17, 0.92));
}

.cta-block h3 {
  margin: 0 0 10px;
  font-size: 1.34rem;
}

.cta-block p {
  margin: 0;
  max-width: 720px;
  color: rgba(255, 255, 255, 0.84);
}

.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.site-footer {
  padding: 34px 0 42px;
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(2, 0.8fr);
  gap: 18px;
}

.footer-brand,
.footer-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
}

.footer-brand p,
.footer-card p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.72;
}

.footer-card h3 {
  margin: 0 0 10px;
  font-size: 0.8rem;
  color: var(--muted-2);
  text-transform: uppercase;
  letter-spacing: 0.13em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--red);
}

.footer-disclaimer {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted-2);
  font-size: 0.76rem;
  line-height: 1.8;
}

.banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  max-width: 980px;
  margin: 0 auto;
  padding: 18px;
  border-radius: 20px;
  background: rgba(17, 17, 17, 0.98);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.banner-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
}

.banner-copy strong {
  display: block;
  margin-bottom: 6px;
}

.banner-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.7;
}

.banner-copy a {
  color: var(--red);
  text-decoration: none;
}

.banner-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.modal-shell {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: none;
  padding: 24px;
  background: rgba(0, 0, 0, 0.76);
  backdrop-filter: blur(8px);
}

.modal-shell.open {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-card {
  width: min(760px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  background: #111111;
  border: 1px solid var(--line);
  border-radius: 26px;
  box-shadow: var(--shadow);
}

.modal-card.modal-auth {
  width: min(520px, 100%);
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 24px 0;
}

.modal-kicker {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--red);
  font-size: 0.7rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.modal-head h2 {
  margin: 0;
  font-size: 1.6rem;
  letter-spacing: -0.03em;
}

.modal-head p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.modal-close {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 1.4rem;
  cursor: pointer;
}

.modal-close:hover {
  border-color: var(--line-strong);
}

.auth-switcher {
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 6px;
  margin: 22px 24px 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
}

.auth-tab {
  border: 0;
  background: transparent;
  border-radius: 999px;
  padding: 11px 14px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.auth-tab.active {
  background: var(--red);
  color: #fff;
}

.auth-body,
.quiz-body {
  padding: 24px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
}

.field input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 13px 14px;
  outline: none;
}

.field input:focus {
  border-color: var(--line-strong);
}

.form-note,
.legal-line {
  color: var(--muted-2);
  font-size: 0.8rem;
  line-height: 1.7;
}

.legal-line a {
  color: var(--red);
  text-decoration: none;
}

.quiz-topbar {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 12px;
  margin-bottom: 18px;
}

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

.quiz-label {
  color: var(--muted-2);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.quiz-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.quiz-title-row h3 {
  margin: 0;
  font-size: 1.32rem;
  letter-spacing: -0.03em;
}

.quiz-deck-tag {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(244, 188, 66, 0.18);
  background: rgba(244, 188, 66, 0.08);
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.progress-line {
  width: 100%;
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  margin: 10px 0;
}

.progress-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--red), #ff6c52);
  transition: width var(--ease);
}

.progress-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.83rem;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.status-card {
  padding: 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
}

.status-card strong,
.status-card span {
  display: block;
}

.status-card strong {
  font-size: 1.08rem;
}

.status-card span {
  margin-top: 2px;
  color: var(--muted-2);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.question-panel {
  padding: 20px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.question-text {
  margin: 14px 0 0;
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.choices {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.choice-btn {
  width: 100%;
  text-align: left;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
  transition: all var(--ease);
}

.choice-btn:hover {
  border-color: var(--line-strong);
  transform: translateY(-1px);
}

.choice-btn.correct {
  border-color: rgba(47, 209, 125, 0.32);
  background: rgba(47, 209, 125, 0.1);
}

.choice-btn.wrong {
  border-color: rgba(230, 51, 41, 0.32);
  background: rgba(230, 51, 41, 0.12);
}

.choice-btn:disabled {
  cursor: default;
  transform: none;
}

.feedback-line {
  min-height: 26px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.88rem;
}

.feedback-line.success {
  color: var(--green);
}

.feedback-line.fail {
  color: #ff8b80;
}

.quiz-final {
  display: none;
  padding: 22px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(230, 51, 41, 0.1), rgba(255, 255, 255, 0.03));
}

.quiz-final.open {
  display: block;
}

.quiz-final h3 {
  margin: 0 0 10px;
  font-size: 1.5rem;
}

.quiz-final p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.final-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 22px;
}

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

.final-card strong,
.final-card span {
  display: block;
}

.final-card strong {
  font-size: 1.24rem;
}

.final-card span {
  margin-top: 4px;
  color: var(--muted-2);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.policy-page {
  padding: 28px 0 72px;
}

.policy-shell {
  padding: 34px;
}

.policy-shell h1 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.04em;
}

.policy-meta {
  margin: 0 0 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  color: var(--muted-2);
  font-size: 0.82rem;
}

.policy-shell h2 {
  margin: 28px 0 10px;
  font-size: 1.15rem;
}

.policy-shell p,
.policy-shell li {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.85;
}

.policy-shell ul {
  margin: 0 0 14px;
  padding-left: 22px;
}

.policy-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 18px 0 0;
}

.policy-nav a {
  text-decoration: none;
}

@media (max-width: 1100px) {
  .hero-grid,
  .stats-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

  .command-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .site-header-inner,
  .header-actions,
  .user-hub,
  .banner-inner,
  .hero-actions,
  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .site-header-inner {
    padding: 16px 0;
  }

  .hero {
    padding-top: 28px;
  }

  .hero-copy,
  .hero-panel,
  .section-card,
  .leaderboard,
  .faq-card,
  .policy-shell {
    padding: 22px;
  }

  .hero-meta,
  .quiz-topbar,
  .final-grid,
  .status-grid {
    grid-template-columns: 1fr;
  }

  .deck-grid {
    grid-template-columns: 1fr;
  }

  .panel-slot {
    grid-template-columns: 1fr;
  }

  .modal-shell {
    padding: 12px;
  }

  .modal-card {
    max-height: calc(100vh - 24px);
    border-radius: 20px;
  }

  .modal-head,
  .auth-body,
  .quiz-body {
    padding: 18px;
  }

  .auth-switcher {
    margin: 16px 18px 0;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 20px, 1220px);
  }

  .compliance-bar {
    font-size: 0.68rem;
    line-height: 1.6;
  }

  .brand-name {
    font-size: 1rem;
  }

  .hero-copy h1 {
    font-size: 2.2rem;
  }

  .hero-copy p,
  .section-header p,
  .deck-card p,
  .faq-card p,
  .section-card p {
    font-size: 0.9rem;
  }

  .deck-foot,
  .progress-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .banner,
  .question-panel,
  .quiz-progress,
  .quiz-status {
    padding: 16px;
  }

  .quiz-title-row {
    flex-direction: column;
  }
}