@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --brand-main: #8fa6b3;
  --brand-main-strong: #7c94a2;
  --brand-bright: #c7d6de;
  --brand-accent: #1d2932;
  --brand-accent-strong: #141f27;
  --surface-900: #0c151d;
  --surface-850: #0f1a22;
  --surface-800: #121f28;
  --surface-750: rgba(18, 31, 40, 0.88);
  --surface-700: rgba(23, 35, 45, 0.82);
  --surface-650: rgba(28, 41, 52, 0.78);
  --surface-glass: rgba(16, 27, 35, 0.75);
  --surface-border: rgba(143, 166, 179, 0.36);
  --surface-border-strong: rgba(143, 166, 179, 0.55);
  --glow: rgba(143, 166, 179, 0.35);
  --text-primary: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.72);
  --text-soft: rgba(255, 255, 255, 0.58);
  --shadow-xl: 0 32px 70px rgba(4, 10, 16, 0.55);
  --shadow-lg: 0 24px 60px rgba(6, 12, 18, 0.45);
  --shadow-md: 0 18px 40px rgba(6, 12, 18, 0.38);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --transition: 0.2s ease;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: 'Manrope', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at 0% -20%, rgba(143, 166, 179, 0.42) 0%, rgba(143, 166, 179, 0) 42%),
    linear-gradient(135deg, #0e1821 0%, #1d2932 58%, #101820 100%);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--brand-bright);
  text-decoration-color: rgba(199, 214, 222, 0.6);
  text-underline-offset: 0.18em;
  transition: color var(--transition), text-decoration-color var(--transition);
}

a:hover,
a:focus-visible {
  color: #ffffff;
  text-decoration-color: rgba(255, 255, 255, 0.8);
}

button,
input,
textarea,
select {
  font-family: inherit;
  color: var(--text-primary);
}

.page-shell {
  width: min(1100px, 100%);
  margin: 0 auto;
  padding: clamp(48px, 8vw, 104px) clamp(20px, 6vw, 64px) clamp(72px, 12vw, 120px);
}

.page-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: clamp(32px, 6vw, 72px);
}

.page-title {
  margin: 0;
  font-size: clamp(2.1rem, 6vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: clamp(1.05rem, 2.8vw, 1.2rem);
  max-width: 60ch;
}

.surface-card {
  background: var(--surface-700);
  border-radius: var(--radius-lg);
  border: 1px solid var(--surface-border);
  box-shadow: var(--shadow-xl);
  padding: clamp(24px, 4vw, 40px);
  backdrop-filter: blur(18px);
}

.surface-card.surface-bright {
  background: rgba(143, 166, 179, 0.18);
  border-color: rgba(143, 166, 179, 0.45);
}

.surface-card.surface-outline {
  background: rgba(16, 27, 35, 0.7);
  border-color: rgba(143, 166, 179, 0.32);
}

.surface-grid {
  display: grid;
  gap: clamp(18px, 4vw, 28px);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-main), #7a90a0);
  color: var(--text-primary);
  padding: 12px 22px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  box-shadow: 0 18px 35px rgba(143, 166, 179, 0.38);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 24px 45px rgba(143, 166, 179, 0.45);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--surface-border);
  padding: 12px 22px;
  border-radius: 999px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  transition: background var(--transition), border var(--transition), transform var(--transition);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: rgba(143, 166, 179, 0.12);
  border-color: var(--surface-border-strong);
  transform: translateY(-2px);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(143, 166, 179, 0.18);
  border: 1px solid rgba(143, 166, 179, 0.4);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.muted {
  color: var(--text-muted);
}

.list-reset {
  margin: 0;
  padding: 0;
  list-style: none;
}

.card-stack {
  display: grid;
  gap: 14px;
}

.card-stack > li {
  background: rgba(16, 28, 36, 0.82);
  border-radius: var(--radius-md);
  border: 1px solid rgba(143, 166, 179, 0.28);
  padding: 18px 20px;
  box-shadow: 0 16px 42px rgba(4, 10, 16, 0.45);
}

.input-field {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(143, 166, 179, 0.35);
  background: rgba(16, 27, 35, 0.82);
  transition: border var(--transition), box-shadow var(--transition);
}

.input-field:focus {
  outline: none;
  border-color: rgba(143, 166, 179, 0.75);
  box-shadow: 0 0 0 3px rgba(143, 166, 179, 0.28);
}

label {
  font-weight: 600;
  margin-bottom: 6px;
  display: inline-block;
}

.table-shell {
  width: 100%;
  border-collapse: collapse;
}

.table-shell thead th {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-soft);
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(143, 166, 179, 0.25);
}

.table-shell tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(143, 166, 179, 0.18);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 12px;
  background: rgba(143, 166, 179, 0.25);
  font-size: 0.82rem;
  font-weight: 600;
}

.footer {
  margin-top: clamp(40px, 8vw, 96px);
  font-size: 0.9rem;
  text-align: center;
  color: var(--text-soft);
}

.glow-ring {
  position: relative;
}

.glow-ring::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  border: 1px solid rgba(143, 166, 179, 0.4);
  opacity: 0.6;
  pointer-events: none;
}

@media (max-width: 900px) {
  .page-shell {
    padding: clamp(40px, 10vw, 80px) clamp(16px, 6vw, 40px) clamp(72px, 16vw, 120px);
  }
}

@media (max-width: 720px) {
  .button-row {
    width: 100%;
  }

  .btn-primary,
  .btn-secondary {
    flex: 1 1 auto;
    justify-content: center;
  }

  .page-header {
    text-align: left;
  }
}