:root {
  --red: #E31C23;
  --blue: #002868;
  --white: #ffffff;
  --navy: #0f1d3d;
  --muted: #5b6477;
  --bg1: #f7faff;
  --bg2: #ecf2fa;
  --line: #dbe4f1;
  --card: rgba(255,255,255,.88);
  --success: #14804a;
  --danger: #c33138;
  --shadow: 0 18px 40px rgba(10,20,60,.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--navy);
  background:
    radial-gradient(circle at top left, rgba(227,28,35,.18), transparent 28%),
    radial-gradient(circle at top right, rgba(0,40,104,.20), transparent 30%),
    linear-gradient(135deg, var(--bg1), var(--bg2));
}

.topbar {
  height: 10px;
  background: linear-gradient(90deg, var(--red), #ff9ea2 25%, var(--white) 50%, #b9c6d9 70%, var(--blue));
}

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 18px 40px;
}

.card {
  background: var(--card);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.7);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  margin-bottom: 22px;
}

.hero-card {
  padding: 28px;
}

.eyebrow {
  display: inline-block;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--blue);
  background: linear-gradient(180deg, #fff, #edf3fa);
  border: 1px solid var(--line);
}

h1 {
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1.02;
  margin: 12px 0 14px;
  letter-spacing: -.03em;
}

h2, h3 {
  margin: 0 0 10px;
}

.grad {
  background: linear-gradient(90deg, var(--red), var(--blue));
  -webkit-background-clip: text;
  color: transparent;
}

.sub {
  color: var(--muted);
  line-height: 1.65;
  font-size: 1.05rem;
  max-width: 68ch;
}

.small-sub {
  font-size: .98rem;
}

.hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
}

button,
.btn {
  border: 0;
  border-radius: 16px;
  padding: 13px 16px;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
}

.primary,
.btn-primary {
  color: #fff;
  background: linear-gradient(90deg, var(--red), #a6121a 48%, var(--blue));
}

.secondary,
.btn-secondary {
  color: var(--navy);
  background: linear-gradient(180deg, #fff, #edf3fa);
  border: 1px solid var(--line);
}

.summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 22px 0 0;
}

.metric {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
}

.metric .k {
  font-size: .78rem;
  color: var(--muted);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: .05em;
}

.metric .v {
  font-size: 1.4rem;
  font-weight: 900;
  margin-top: 6px;
}

.content-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 22px;
}

.sidebar-card {
  padding: 22px;
}

.sidebar-card ol {
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.7;
}

.notice {
  margin-top: 16px;
  padding: 14px;
  background: linear-gradient(180deg, #fff, #f6f9fd);
  border: 1px solid var(--line);
  border-radius: 18px;
  line-height: 1.6;
}

.benefits {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.bullet {
  background: linear-gradient(180deg, #fff, #eef4fb);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px;
}

.bullet strong {
  display: block;
  margin-bottom: 5px;
}

.bullet span {
  color: var(--muted);
  line-height: 1.5;
}

.modules-card {
  padding: 22px;
}

.section-head {
  margin-bottom: 18px;
}

code {
  background: #f6f2ec;
  padding: 2px 6px;
  border-radius: 6px;
}

.modules {
  display: grid;
  gap: 16px;
}

.module {
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  background: rgba(255,255,255,.94);
  box-shadow: 0 10px 24px rgba(15,29,61,.06);
}

.module-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 18px;
  align-items: flex-start;
  background: linear-gradient(180deg, rgba(255,255,255,.75), rgba(238,244,251,.95));
}

.badge {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 10px;
  border: 1px solid var(--line);
}

.badge.locked {
  background: #fdebec;
  color: var(--danger);
}

.badge.open {
  background: #e9f8ef;
  color: var(--success);
}

.module-body {
  padding: 0 18px 18px;
}

.module-body p {
  color: var(--muted);
  line-height: 1.6;
}

.module iframe {
  width: 100%;
  height: 360px;
  border: 0;
  border-radius: 18px;
  margin-top: 16px;
  background: #f1f4f8;
}

.module-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.lock-overlay {
  padding: 16px;
  border-radius: 16px;
  background: linear-gradient(180deg, #fff, #f6f9fd);
  border: 1px dashed #c9d7ea;
  color: var(--muted);
  line-height: 1.6;
}

.small {
  font-size: 14px;
  color: var(--muted);
}

.status-value.locked {
  color: var(--danger);
}

.status-value.unlocked {
  color: var(--success);
}

@media (max-width: 960px) {
  .content-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .summary {
    grid-template-columns: 1fr;
  }

  .module-top {
    flex-direction: column;
  }

  .hero-actions,
  .module-actions {
    flex-direction: column;
  }
  .logout-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

  .primary,
  .secondary,
  .btn-primary,
  .btn-secondary {
    width: 100%;
  }
}