/* ── Reset & base ────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-1: #1e3a5f;
  --bg-2: #0d1b2a;
  --bg-3: #1a0a2e;
  --accent-1: #ff6b6b;
  --accent-2: #ff8c42;
  --glass-bg: rgba(255,255,255,0.06);
  --glass-border: rgba(255,255,255,0.12);
  --text: #ffffff;
  --text-muted: rgba(255,255,255,0.45);
  --text-dim: rgba(255,255,255,0.25);
  --success: #4ade80;
  --warning: #ffaa00;
  --danger: #ff6b6b;
  --blue: #0088ff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: linear-gradient(160deg, var(--bg-1) 0%, var(--bg-2) 50%, var(--bg-3) 100%);
  min-height: 100vh;
  color: var(--text);
  display: flex;
  flex-direction: column;
}

/* ── Navbar ──────────────────────────────────────────────────────────────── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  border-bottom: 1px solid var(--glass-border);
  background: rgba(13,27,42,0.6);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 4px 12px rgba(255,107,107,0.35);
}

.brand-name {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.bot-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
}
.bot-status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.bot-status.active { color: var(--success); }
.bot-status.active .dot { background: var(--success); box-shadow: 0 0 6px var(--success); }
.bot-status.inactive { color: var(--text-muted); }
.bot-status.inactive .dot { background: var(--text-muted); }

.admin-link {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 7px 16px;
  color: var(--text-muted);
  font-size: 13px;
  text-decoration: none;
  transition: color 0.2s, border-color 0.2s;
}
.admin-link:hover { color: var(--text); border-color: rgba(255,255,255,0.25); }

/* ── Flash messages ──────────────────────────────────────────────────────── */
.flash-message {
  max-width: 640px;
  margin: 16px auto 0;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  border-left: 4px solid;
}
.flash-success { background: rgba(74,222,128,0.1); border-color: var(--success); color: var(--success); }
.flash-danger  { background: rgba(255,107,107,0.1); border-color: var(--danger); color: #ff9f9f; }
.flash-warning { background: rgba(255,170,0,0.1); border-color: var(--warning); color: var(--warning); }

/* ── Main / Hero ─────────────────────────────────────────────────────────── */
main { flex: 1; }

.hero {
  text-align: center;
  padding: 52px 24px 32px;
  max-width: 700px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,107,107,0.15);
  border: 1px solid rgba(255,107,107,0.3);
  border-radius: 20px;
  padding: 5px 16px;
  font-size: 12px;
  color: #ff9f9f;
  letter-spacing: 0.5px;
  margin-bottom: 18px;
}

.hero-title {
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.hero-title .gradient-text {
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 36px;
}

/* ── Glass card ──────────────────────────────────────────────────────────── */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 24px;
  backdrop-filter: blur(12px);
}

/* ── URL input ───────────────────────────────────────────────────────────── */
.url-input-wrap {
  display: flex;
  align-items: center;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 0 16px;
  height: 52px;
  gap: 10px;
  margin-bottom: 14px;
  transition: border-color 0.2s;
}
.url-input-wrap:focus-within { border-color: rgba(255,107,107,0.5); }
.url-input-wrap.valid   { border-color: rgba(74,222,128,0.4); }
.url-input-wrap.invalid { border-color: rgba(255,107,107,0.4); }

.url-icon { font-size: 18px; opacity: 0.5; flex-shrink: 0; }

#url-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 14px;
}
#url-input::placeholder { color: var(--text-dim); }

.url-feedback {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 14px;
  min-height: 16px;
  text-align: left;
}
.url-feedback.ok  { color: var(--success); }
.url-feedback.err { color: #ff9f9f; }

/* ── Download button ─────────────────────────────────────────────────────── */
.btn-download {
  width: 100%;
  height: 50px;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  border: none;
  border-radius: var(--radius);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 6px 24px rgba(255,107,107,0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-download:hover { transform: translateY(-1px); box-shadow: 0 10px 32px rgba(255,107,107,0.45); }
.btn-download:active { transform: translateY(0); }
.btn-download:disabled {
  background: rgba(255,255,255,0.08);
  box-shadow: none;
  cursor: not-allowed;
  color: var(--text-dim);
}

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Format picker ───────────────────────────────────────────────────────── */
#format-panel {
  margin-top: 16px;
  display: none;
}
#format-panel.visible { display: block; }

.video-meta {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.video-thumb {
  width: 96px;
  height: 64px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
  background: rgba(0,0,0,0.3);
}
.video-thumb-placeholder {
  width: 96px;
  height: 64px;
  border-radius: 8px;
  background: rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  flex-shrink: 0;
}

.video-meta-info { flex: 1; min-width: 0; }
.video-title {
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}
.video-sub { color: var(--text-muted); font-size: 12px; margin-bottom: 6px; }
.platform-badge {
  display: inline-block;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.formats-label {
  color: var(--text-muted);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.format-list { display: flex; flex-direction: column; gap: 8px; }

.format-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.format-item:hover { border-color: rgba(255,107,107,0.3); }
.format-item.selected {
  background: rgba(255,107,107,0.08);
  border-color: rgba(255,107,107,0.4);
}

.format-radio {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.2);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s;
}
.format-item.selected .format-radio {
  border-color: var(--accent-1);
  background: var(--accent-1);
}
.format-radio::after {
  content: '';
  display: none;
  width: 6px;
  height: 6px;
  background: #fff;
  border-radius: 50%;
}
.format-item.selected .format-radio::after { display: block; }

.format-info { flex: 1; }
.format-label { font-size: 13px; font-weight: 600; }
.format-item.selected .format-label { color: var(--text); }
.format-codec { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

.format-size { font-size: 13px; font-weight: 600; color: var(--text-muted); text-align: right; }
.format-item.selected .format-size { color: #ff9f9f; }

.best-badge {
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  border-radius: 4px;
  padding: 2px 6px;
  margin-left: 6px;
  vertical-align: middle;
}

/* ── Platform icons row ──────────────────────────────────────────────────── */
.platform-icons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.platform-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}

/* ── Telegram card ───────────────────────────────────────────────────────── */
.telegram-card {
  max-width: 640px;
  margin: 24px auto 0;
  background: rgba(0,136,255,0.08);
  border: 1px solid rgba(0,136,255,0.2);
  border-radius: 18px;
  padding: 18px 20px;
}

.telegram-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.telegram-icon {
  width: 40px;
  height: 40px;
  background: var(--blue);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.telegram-title { font-weight: 700; font-size: 15px; }
.telegram-sub { color: var(--text-muted); font-size: 12px; margin-top: 2px; }

.telegram-status {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-left: auto;
  font-size: 12px;
  font-weight: 600;
}
.telegram-status.active { color: var(--success); }
.telegram-status.active .dot { background: var(--success); box-shadow: 0 0 6px var(--success); }
.telegram-status .dot { width: 7px; height: 7px; border-radius: 50%; }

.btn-telegram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 44px;
  background: var(--blue);
  border-radius: var(--radius-sm);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
  transition: opacity 0.2s;
}
.btn-telegram:hover { opacity: 0.88; }

.warning-banner {
  background: rgba(255,170,0,0.1);
  border: 1px solid rgba(255,170,0,0.3);
  border-radius: 8px;
  padding: 10px 14px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12px;
}
.warning-banner strong { color: var(--warning); }
.warning-banner span { color: var(--text-muted); }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 24px;
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-size: 12px;
}

/* ── Admin layout ────────────────────────────────────────────────────────── */
.admin-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 24px;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-title { font-size: 22px; font-weight: 800; }
.admin-sub { color: var(--text-muted); font-size: 13px; margin-top: 2px; }

.admin-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.btn-outline {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 8px 18px;
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
  transition: color 0.2s, border-color 0.2s;
  display: inline-block;
}
.btn-outline:hover { color: var(--text); border-color: rgba(255,255,255,0.25); }

.btn-danger-outline {
  background: rgba(255,107,107,0.08);
  border: 1px solid rgba(255,107,107,0.25);
  border-radius: var(--radius-sm);
  padding: 8px 18px;
  color: #ff9f9f;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-danger-outline:hover { background: rgba(255,107,107,0.15); }

/* ── Stats row ───────────────────────────────────────────────────────────── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 18px;
}
.stat-card.warn {
  background: rgba(255,170,0,0.07);
  border-color: rgba(255,170,0,0.2);
}

.stat-label {
  color: var(--text-muted);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.stat-card.warn .stat-label { color: rgba(255,170,0,0.7); }

.stat-value { font-size: 26px; font-weight: 800; }
.stat-card.warn .stat-value { color: var(--warning); }

/* ── File table ──────────────────────────────────────────────────────────── */
.file-table-wrap {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.file-table-head {
  display: grid;
  grid-template-columns: 1fr 90px 100px 110px 70px;
  gap: 8px;
  padding: 11px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  color: var(--text-muted);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.file-row {
  display: grid;
  grid-template-columns: 1fr 90px 100px 110px 70px;
  gap: 8px;
  padding: 13px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  align-items: center;
  transition: background 0.15s;
}
.file-row:last-child { border-bottom: none; }
.file-row:hover { background: rgba(255,255,255,0.03); }
.file-row.expiring { background: rgba(255,170,0,0.04); }

.file-name {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.file-dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  flex-shrink: 0;
  background: var(--accent-1);
}
.file-name-text {
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-size, .file-age { color: var(--text-muted); font-size: 13px; }

.file-expiry { font-size: 13px; }
.file-expiry.ok { color: var(--success); }
.file-expiry.warn { color: var(--warning); font-weight: 600; }

.btn-delete {
  background: rgba(255,107,107,0.12);
  color: #ff9f9f;
  border: none;
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 12px;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-delete:hover { background: rgba(255,107,107,0.25); }

.file-table-empty {
  padding: 48px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* ── Admin login ─────────────────────────────────────────────────────────── */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 380px;
}

.login-title { font-size: 22px; font-weight: 800; text-align: center; margin-bottom: 6px; }
.login-sub { color: var(--text-muted); text-align: center; font-size: 13px; margin-bottom: 28px; }

.form-label {
  display: block;
  color: var(--text-muted);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  margin-bottom: 16px;
}
.form-input:focus { border-color: rgba(255,107,107,0.5); }

.login-error {
  background: rgba(255,107,107,0.1);
  border: 1px solid rgba(255,107,107,0.3);
  border-radius: 8px;
  padding: 10px 14px;
  color: #ff9f9f;
  font-size: 13px;
  margin-bottom: 16px;
  text-align: center;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .navbar { padding: 12px 16px; }
  .hero { padding: 32px 16px 24px; }
  .stats-row { grid-template-columns: 1fr; }
  .file-table-head,
  .file-row { grid-template-columns: 1fr 70px 80px; }
  .file-table-head > *:nth-child(n+4),
  .file-row > *:nth-child(n+4) { display: none; }
}