:root {
  --bg: #050816;
  --bg-soft: #0d1328;
  --panel: rgba(10, 16, 36, 0.86);
  --panel-strong: rgba(13, 20, 44, 0.96);
  --card: rgba(14, 22, 44, 0.92);
  --text: #eef4ff;
  --muted: #98a7c7;
  --border: rgba(122, 164, 255, 0.18);
  --accent: linear-gradient(135deg, #38bdf8, #2563eb 60%, #7c3aed);
  --accent-solid: #3b82f6;
  --accent-hover: #60a5fa;
  --orange: #ff8a00;
  --success-bg: rgba(10, 86, 44, 0.25);
  --success-text: #bbf7d0;
  --error-bg: rgba(127, 29, 29, 0.28);
  --error-text: #fecaca;
  --shadow: 0 25px 70px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(255, 138, 0, 0.16), transparent 24%),
    linear-gradient(180deg, #030712 0%, #06101f 35%, #0a1020 100%);
  color: var(--text);
  min-height: 100vh;
}

a { color: #9bd6ff; }
.page-shell { min-height: 100vh; }
.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}
.main-content { padding-bottom: 36px; }
.site-header { padding: 28px 0 18px; }
.site-footer { padding: 8px 0 32px; }
.glass-panel,
.card,
.hero-card,
.footer-box {
  border: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}
.hero-card {
  display: grid;
  grid-template-columns: 1.5fr minmax(220px, 320px);
  gap: 24px;
  border-radius: 28px;
  padding: 24px;
}
.brand-box {
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand-logo {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.35);
}
.badge {
  display: inline-block;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.14);
  border: 1px solid rgba(96, 165, 250, 0.18);
  color: #bfdbfe;
  font-size: 13px;
  margin-bottom: 10px;
}
#siteTitle {
  margin: 0 0 10px;
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1;
}
.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  max-width: 680px;
}
.hero-side {
  display: flex;
  align-items: stretch;
}
.hero-stat {
  width: 100%;
  padding: 18px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(59,130,246,0.18), rgba(124,58,237,0.12));
  border: 1px solid rgba(148, 163, 184, 0.15);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}
.hero-stat strong { font-size: 18px; }
.hero-stat span { color: var(--muted); line-height: 1.55; }
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 14px;
  border-radius: 20px;
  margin-bottom: 18px;
}
.tab-btn {
  background: rgba(8, 15, 32, 0.8);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 12px 18px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 700;
  transition: .2s ease;
}
.tab-btn:hover { transform: translateY(-1px); border-color: rgba(96,165,250,0.35); }
.tab-btn.active {
  background: var(--accent);
  border-color: transparent;
}
.card {
  border-radius: 26px;
  padding: 24px;
  margin-bottom: 18px;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}
.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 12px;
  color: #93c5fd;
}
h2, h3, p { margin-top: 0; }
.tab-content { display: none; }
.tab-content.active { display: block; }
.form-grid { display: grid; gap: 16px; }
.two-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
label span {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
}
input, select, textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(3, 7, 18, 0.55);
  color: var(--text);
  padding: 13px 15px;
  font-size: 15px;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: rgba(96, 165, 250, 0.7);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
textarea { resize: vertical; min-height: 130px; }
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.align-end { align-items: end; }
.primary-btn, .secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 14px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 700;
  transition: .2s ease;
}
.primary-btn {
  color: #fff;
  background: var(--accent);
}
.primary-btn:hover,
.secondary-btn:hover {
  transform: translateY(-1px);
}
.secondary-btn {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-color: rgba(148, 163, 184, 0.2);
}
.small-btn {
  min-height: 40px;
  padding: 0 14px;
}
.status-box {
  margin-top: 16px;
  min-height: 24px;
  padding: 12px 14px;
  border-radius: 14px;
  display: none;
}
.status-box.success {
  display: block;
  background: var(--success-bg);
  color: var(--success-text);
  border: 1px solid rgba(34, 197, 94, 0.18);
}
.status-box.error {
  display: block;
  background: var(--error-bg);
  color: var(--error-text);
  border: 1px solid rgba(248, 113, 113, 0.18);
}
.dashboard-grid,
.announcements-list {
  display: grid;
  gap: 14px;
}
.dashboard-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.info-card,
.announcement-item,
.admin-block {
  background: rgba(5, 10, 24, 0.56);
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 18px;
  padding: 18px;
}
.info-card p,
.announcement-item p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.6;
}
.announcement-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.announcement-meta span {
  color: #93c5fd;
  font-size: 13px;
}
.table-wrap { overflow: auto; }
.admin-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 840px;
}
.admin-table th,
.admin-table td {
  padding: 12px 10px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  text-align: left;
  vertical-align: top;
}
.admin-table th { color: #bfdbfe; }
.compact-actions { gap: 8px; }
.video-box {
  max-width: 900px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: #000;
}
.footer-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-radius: 20px;
  padding: 18px 22px;
}
.footer-box p { margin: 0; color: var(--muted); }
.full-width { grid-column: 1 / -1; }
.top-gap { margin-top: 18px; }
.inline-check {
  display: flex;
  align-items: center;
  gap: 10px;
}
.inline-check input {
  width: 18px;
  height: 18px;
  margin: 0;
}
.hidden { display: none !important; }

@media (max-width: 860px) {
  .hero-card,
  .two-columns {
    grid-template-columns: 1fr;
  }
  .brand-box { align-items: flex-start; }
  .brand-logo {
    width: 92px;
    height: 92px;
  }
  .footer-box,
  .section-head,
  .announcement-meta {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .container { width: min(100% - 20px, 1120px); }
  .site-header { padding-top: 16px; }
  .hero-card,
  .card { padding: 18px; border-radius: 22px; }
  .tabs { padding: 10px; gap: 10px; }
  .tab-btn { width: 100%; }
  .actions { flex-direction: column; }
  .primary-btn, .secondary-btn { width: 100%; }
}


.notification-tab-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.notification-badge {
  min-width: 22px;
  height: 22px;
  padding: 0 7px;
  border-radius: 999px;
  background: linear-gradient(135deg, #fb7185, #ef4444);
  color: #fff;
  font-size: 12px;
  line-height: 22px;
  text-align: center;
  box-shadow: 0 10px 22px rgba(239, 68, 68, 0.28);
}

.announcement-item.is-new {
  border-color: rgba(96, 165, 250, 0.35);
  box-shadow: inset 0 0 0 1px rgba(96, 165, 250, 0.12);
}

.announcement-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.announcement-new-pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.18);
  color: #bfdbfe;
  border: 1px solid rgba(96, 165, 250, 0.24);
  font-size: 12px;
  font-weight: 700;
}

.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: grid;
  gap: 12px;
  width: min(360px, calc(100% - 24px));
}

.announcement-toast {
  border-radius: 18px;
  padding: 16px 18px;
  background: rgba(8, 15, 32, 0.94);
  border: 1px solid rgba(96, 165, 250, 0.24);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(16px);
  transform: translateY(-12px);
  opacity: 0;
  transition: opacity .22s ease, transform .22s ease;
}

.announcement-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.announcement-toast h4 {
  margin: 0 0 8px;
  font-size: 16px;
}

.announcement-toast p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.announcement-toast-actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.toast-link-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
}

.toast-close-btn {
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  min-height: 38px;
  padding: 0 14px;
  border-radius: 12px;
  cursor: pointer;
}

@media (max-width: 640px) {
  .toast-container {
    top: 12px;
    right: 10px;
    left: 10px;
    width: auto;
  }

  .announcement-toast-actions {
    flex-direction: column;
  }
}