:root {
  --ink: #1c1d24;
  --muted: #686b78;
  --line: #dfe4ea;
  --paper: #f8fafc;
  --snow: #ffffff;
  --violet: #5746af;
  --teal: #0f8a8a;
  --gold: #b8860b;
  --danger: #a52834;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, #eef5f8 0, #fff 420px);
}
a { color: inherit; text-decoration: none; }
main { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.site-header, .site-footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}
.site-footer { color: var(--muted); border-top: 1px solid var(--line); margin-top: 56px; }
.brand { font-weight: 800; font-size: 1.35rem; }
nav { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
nav a { color: var(--muted); font-weight: 650; }
.hero {
  min-height: 520px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 40px;
  align-items: center;
}
.eyebrow { color: var(--teal); font-weight: 800; text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; }
h1 { font-size: clamp(2.4rem, 6vw, 5.2rem); line-height: .95; margin: 0 0 18px; }
h2 { margin: 0 0 12px; }
p { color: var(--muted); line-height: 1.65; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.button, button {
  border: 0;
  border-radius: 8px;
  background: var(--violet);
  color: #fff;
  padding: 13px 18px;
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.button.secondary { background: #17202a; }
.button.small { padding: 9px 13px; }
.hero-card {
  height: 420px;
  position: relative;
  display: grid;
  place-items: center;
}
.hero-card span {
  position: absolute;
  width: 190px;
  height: 310px;
  border-radius: 16px;
  background:
    radial-gradient(circle at 50% 30%, rgba(255,255,255,.9), transparent 25%),
    linear-gradient(145deg, #14213d, #476c9b 48%, #f4d35e);
  border: 8px solid #fff;
  box-shadow: 0 28px 70px rgba(31, 41, 55, .22);
}
.hero-card span:nth-child(1) { transform: rotate(-14deg) translateX(-72px); }
.hero-card span:nth-child(2) { transform: translateY(-18px); }
.hero-card span:nth-child(3) { transform: rotate(14deg) translateX(72px); }
.features, .grid.two {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.grid.two { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
.features article, .box, .auth-box {
  background: rgba(255,255,255,.9);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 12px 30px rgba(30, 41, 59, .06);
}
.auth-box { max-width: 520px; margin: 48px auto; }
label { display: grid; gap: 8px; font-weight: 750; margin-bottom: 16px; }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  font: inherit;
  background: #fff;
}
textarea { min-height: 140px; resize: vertical; }
.flash {
  width: min(1180px, calc(100% - 32px));
  margin: 12px auto;
  padding: 14px 16px;
  border-radius: 8px;
  background: #eef7ff;
  border: 1px solid #b9dcff;
}
.flash.danger { background: #fff0f1; border-color: #ffc9cf; color: var(--danger); }
.flash.warning { background: #fff8e6; border-color: #f4d37b; }
.flash.success { background: #ecfdf3; border-color: #a6e7bd; }
.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin: 34px 0 22px;
}
.panel-head h1 { font-size: clamp(2rem, 4vw, 3.6rem); }
.credits {
  background: var(--ink);
  color: #fff;
  padding: 16px 18px;
  border-radius: 8px;
}
.reading-stage {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 28px;
  margin-top: 42px;
}
.reading-row {
  border-top: 1px solid var(--line);
  padding: 14px 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}
.reading-row summary { cursor: pointer; font-weight: 800; }
.reading-row summary span { color: var(--muted); font-weight: 600; margin-left: 10px; }
.reading-answer {
  max-height: 34em;
  overflow-y: auto;
  padding: 14px;
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--muted);
  line-height: 1.7;
  overflow-wrap: anywhere;
  white-space: normal;
  scrollbar-width: thin;
}
.mini-cards { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }
.mini-cards span {
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 999px;
  padding: 7px 10px;
  font-size: .9rem;
}
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 780px; }
th, td { border-bottom: 1px solid var(--line); padding: 12px; text-align: left; vertical-align: top; }
.user-admin-list {
  display: grid;
  gap: 14px;
}
.scroll-panel {
  max-height: 760px;
  overflow-y: auto;
  padding-right: 8px;
  scrollbar-width: thin;
  scrollbar-color: #9aa8b8 transparent;
}
.scroll-panel::-webkit-scrollbar {
  width: 10px;
}
.scroll-panel::-webkit-scrollbar-thumb {
  background: #9aa8b8;
  border-radius: 999px;
}
.scroll-panel::-webkit-scrollbar-track {
  background: transparent;
}
.readings-scroll {
  max-height: 760px;
}
.list-row-fixed {
  min-height: 72px;
}
.user-admin-card {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}
.user-admin-meta {
  display: grid;
  grid-template-columns: 1.1fr 1.5fr .7fr .7fr;
  gap: 10px;
  align-items: center;
}
.user-admin-meta span {
  color: var(--muted);
}
.admin-note {
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: #eef7ff;
}
.admin-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.admin-actions form { display: flex; gap: 6px; align-items: center; }
.admin-actions input { width: 120px; padding: 8px; }
.admin-actions .edit-user { flex-basis: 100%; }
.admin-actions .edit-user input { width: 180px; }
.icon-action {
  gap: 7px;
  min-height: 38px;
  padding: 9px 12px;
  border-radius: 8px;
  background: #263238;
  white-space: nowrap;
}
.icon-action span {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255,255,255,.18);
  font-weight: 900;
}
.icon-action.primary { background: var(--violet); }
.icon-action.edit { background: #315b7d; }
.icon-action.credits { background: var(--teal); }
.icon-action.block { background: #8a6a13; }
.icon-action.delete { background: var(--danger); }
.reveal-board {
  display: grid;
  grid-template-columns: repeat(6, minmax(58px, 1fr));
  gap: 10px;
  margin: 14px 0 18px;
}
.reveal-card {
  aspect-ratio: 2 / 3;
  min-height: 104px;
  border: 1px solid #cad5e1;
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 30%, rgba(255,255,255,.9), transparent 24%),
    linear-gradient(145deg, #132238, #466b99 55%, #d8b74b);
  color: #fff;
  font-size: 1.8rem;
  box-shadow: 0 10px 24px rgba(30, 41, 59, .14);
}
.reveal-card.revealed {
  background: linear-gradient(180deg, #fff, #eef7f8);
  color: var(--violet);
  border-color: var(--violet);
}
button:disabled {
  opacity: .55;
  cursor: not-allowed;
}
@media (max-width: 820px) {
  .site-header, .site-footer, .panel-head { align-items: flex-start; flex-direction: column; }
  .hero, .features, .grid.two, .reading-stage { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 28px; }
  .hero-card { height: 300px; }
  h1 { font-size: 3rem; }
  .reveal-board { grid-template-columns: repeat(3, 1fr); }
  .user-admin-meta { grid-template-columns: 1fr; }
  .admin-actions form { width: 100%; flex-wrap: wrap; }
  .reading-answer {
    max-height: 28em;
    font-size: .96rem;
  }
}