*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #22263a;
  --border: #2e3350;
  --accent: #5b6af0;
  --accent-hover: #4a59e0;
  --danger: #e05b5b;
  --success: #4caf50;
  --warn: #f0a050;
  --text: #e2e4f0;
  --text-dim: #8b8fa8;
  --radius: 10px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

/* ── Login ── */
#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  width: 340px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.login-box h1 { font-size: 20px; text-align: center; }
.login-box input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 14px;
  outline: none;
}
.login-box input:focus { border-color: var(--accent); }
.login-error { color: var(--danger); font-size: 13px; text-align: center; min-height: 18px; }
.btn-tg-main {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 11px 16px;
  background: #2aabee;
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .15s;
}
.btn-tg-main:hover { opacity: .88; }

/* ── Layout ── */
#app { display: none; flex-direction: row; min-height: 100vh; }
#app.visible { display: flex; }

nav {
  width: 220px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
  flex-shrink: 0;
}
nav .logo {
  font-size: 16px;
  font-weight: 700;
  padding: 0 20px 20px;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}
nav a {
  display: block;
  padding: 10px 20px;
  color: var(--text-dim);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: color .15s, border-color .15s, background .15s;
  cursor: pointer;
}
nav a:hover { color: var(--text); background: var(--surface2); }
nav a.active { color: var(--accent); border-left-color: var(--accent); background: var(--surface2); }
/* ── Profile dropdown ── */
.profile-wrap {
  position: relative;
  padding: 12px 12px 8px;
}
.profile-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--text);
  transition: background .15s;
}
.profile-btn:hover { background: var(--surface2); }
.profile-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--surface2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-dim);
}
.profile-name {
  flex: 1;
  font-size: 13px;
  font-weight: 500;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.profile-chevron {
  flex-shrink: 0;
  color: var(--text-dim);
  transition: transform .2s;
}
.profile-btn.open .profile-chevron { transform: rotate(180deg); }

.profile-dropdown {
  display: none;
  flex-direction: column;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-top: 4px;
}
.profile-dropdown.open { display: flex; }

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text-dim);
  cursor: pointer;
  background: none;
  border: none;
  text-align: left;
  text-decoration: none;
  transition: background .15s, color .15s;
  width: 100%;
}
.dropdown-item:hover { background: var(--border); color: var(--text); }
.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger:hover { background: rgba(224,91,91,.1); }
.dropdown-divider { height: 1px; background: var(--border); margin: 2px 0; }
.nav-divider { height: 1px; background: var(--border); margin: 4px 0 8px; }

main {
  flex: 1;
  padding: 28px 32px;
  overflow-y: auto;
}

/* ── Pages ── */
.page { display: none; }
.page.active { display: block; }

h2 { font-size: 20px; margin-bottom: 20px; }

/* ── Stats cards ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.stat-card .label { color: var(--text-dim); font-size: 12px; margin-bottom: 6px; }
.stat-card .value { font-size: 28px; font-weight: 700; }
.stat-card .value.running { color: var(--warn); }

/* ── Table ── */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
table { width: 100%; border-collapse: collapse; }
th {
  background: var(--surface2);
  padding: 10px 14px;
  text-align: left;
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 600;
  white-space: nowrap;
}
td {
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  vertical-align: top;
  max-width: 260px;
  word-break: break-all;
}
tr:hover td { background: var(--surface2); }

/* ── Badges ── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge-done { background: #1a3d1a; color: var(--success); }
.badge-running { background: #3d2c1a; color: var(--warn); }
.badge-error { background: #3d1a1a; color: var(--danger); }
.badge-stopped { background: #2a2a2a; color: var(--text-dim); }
.badge-playlist { background: #1a2a3d; color: #5b9af0; }
.badge-track { background: #2a1a3d; color: #a05bf0; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 6px;
  border: none;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity .15s;
}
.btn:hover { opacity: .85; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.btn-ghost:hover { color: var(--text); border-color: var(--text-dim); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ── Pagination ── */
.pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  justify-content: flex-end;
}
.pagination span { color: var(--text-dim); font-size: 13px; }

/* ── Toolbar ── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.toolbar input, .toolbar select {
  padding: 7px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 13px;
  outline: none;
}
.toolbar input:focus, .toolbar select:focus { border-color: var(--accent); }

/* ── Modal ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 100;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  width: 480px;
  max-width: 95vw;
  max-height: 90vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.modal h3 { font-size: 16px; }
.modal label { display: block; color: var(--text-dim); font-size: 12px; margin-bottom: 4px; }
.modal input, .modal textarea {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 13px;
  outline: none;
}
.modal input:focus, .modal textarea:focus { border-color: var(--accent); }
.modal textarea { resize: vertical; min-height: 80px; }
.modal-footer { display: flex; gap: 10px; justify-content: flex-end; }

/* ── Calendar ── */
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}
.cal-day {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 280px;
}
.cal-day-today { border-color: var(--accent); }
.cal-day-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.cal-day-name { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .5px; }
.cal-day-date { font-size: 20px; font-weight: 700; }
.cal-day-today .cal-day-date { color: var(--accent); }
.cal-events { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.cal-event {
  background: var(--surface2);
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  position: relative;
}
.cal-event-time { font-weight: 600; }
.cal-event-del {
  position: absolute; top: 4px; right: 4px;
  background: none; border: none; cursor: pointer;
  color: var(--text-dim); font-size: 13px; padding: 2px 5px; border-radius: 4px; line-height: 1;
}
.cal-event-del:hover { background: var(--danger); color: #fff; }
.cal-add-btn {
  background: none; border: 1px dashed var(--border); border-radius: 6px;
  color: var(--text-dim); font-size: 12px; padding: 6px; cursor: pointer; width: 100%;
  transition: all .15s;
}
.cal-add-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ── Events log ── */
.events-log {
  font-family: monospace;
  font-size: 12px;
  max-height: 400px;
  overflow-y: auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.event-row { display: flex; gap: 10px; }
.event-type { width: 60px; flex-shrink: 0; }
.event-type-sent { color: var(--success); }
.event-type-error { color: var(--danger); }
.event-type-skip { color: var(--text-dim); }
.event-type-info { color: var(--accent); }
.event-msg { color: var(--text-dim); }

/* ── Misc ── */
.empty { color: var(--text-dim); text-align: center; padding: 40px; }
.text-dim { color: var(--text-dim); }
.flex-gap { display: flex; gap: 8px; }