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

:root {
    --bg: #0d0d0d;
    --bg-card: #1a1a1a;
    --bg-input: #242424;
    --bg-hover: #2a2a2a;
    --border: #333;
    --text: #e5e5e5;
    --text-dim: #888;
    --accent: #e82127;
    --accent-hover: #ff3338;
    --success: #22c55e;
    --warning: #eab308;
    --danger: #ef4444;
    --radius: 8px;
    --radius-sm: 4px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}

/* === Typography === */
h1, h2, h3, h4 { font-weight: 600; }
.logo { font-size: 1.8rem; font-weight: 700; letter-spacing: 2px; }
.logo span { color: var(--accent); font-weight: 400; }
.logo-sm { font-size: 1.2rem; font-weight: 700; letter-spacing: 2px; }
.logo-sm span { color: var(--accent); font-weight: 400; }

/* === Utilities === */
.hidden { display: none !important; }
.mt-1 { margin-top: 1rem; }
.error-text { color: var(--danger); font-size: 0.85rem; margin-top: 0.5rem; }

/* === Buttons === */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0.6rem 1.2rem; border: none; border-radius: var(--radius-sm);
    font-size: 0.9rem; font-weight: 500; cursor: pointer;
    transition: background 0.15s, opacity 0.15s;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--bg-hover); }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
.btn-danger:hover { background: rgba(239,68,68,0.1); }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.btn-block { width: 100%; }
.btn-icon { padding: 0.3rem 0.5rem; font-size: 0.85rem; }

/* === Forms === */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.85rem; color: var(--text-dim); margin-bottom: 0.3rem; }
input[type="text"], input[type="password"], input[type="number"], input[type="date"],
textarea, select {
    width: 100%; padding: 0.55rem 0.75rem;
    background: var(--bg-input); color: var(--text);
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    font-size: 0.9rem; outline: none; transition: border 0.15s;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
.input-sm { width: 80px; }
.form-row { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }

/* === Login === */
.login-screen {
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; padding: 1rem;
}
.login-card {
    background: var(--bg-card); padding: 2.5rem;
    border-radius: var(--radius); border: 1px solid var(--border);
    width: 100%; max-width: 380px; text-align: center;
}
.login-subtitle { color: var(--text-dim); margin: 0.5rem 0 2rem; }
.login-card .form-group { text-align: left; }

/* === Dashboard === */
.dashboard { max-width: 1200px; margin: 0 auto; padding: 0 1rem 2rem; }

.topbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 0; border-bottom: 1px solid var(--border); margin-bottom: 1rem;
}
.topbar-right { display: flex; align-items: center; gap: 1rem; }
#autorefresh-btn.autorefresh-on { background: var(--accent); color: #fff; border-color: var(--accent); }
#autorefresh-btn.autorefresh-off { opacity: 0.5; }
.subs-arrow { transform: rotate(0deg); }
.subs-arrow.subs-arrow-collapsed { transform: rotate(-90deg); }
.user-badge {
    font-size: 0.85rem; color: var(--text-dim);
    background: var(--bg-input); padding: 0.3rem 0.75rem; border-radius: var(--radius-sm);
}

/* === Tabs === */
.nav-tabs {
    display: flex; gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 1.5rem;
}
.nav-tab {
    padding: 0.6rem 1.2rem; background: none; border: none;
    color: var(--text-dim); cursor: pointer; font-size: 0.9rem;
    border-bottom: 2px solid transparent; transition: color 0.15s, border 0.15s;
}
.nav-tab:hover { color: var(--text); }
.nav-tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* === Section Header === */
.section-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 1rem;
}
.actions-controls { display: flex; align-items: center; gap: 0.75rem; font-size: 0.85rem; }
.actions-controls label { display: flex; align-items: center; gap: 0.4rem; color: var(--text-dim); }
.actions-filters {
    display: flex; align-items: center; gap: 0.75rem; font-size: 0.85rem;
    margin-bottom: 1rem; flex-wrap: wrap;
}
.actions-filters label { display: flex; align-items: center; gap: 0.4rem; color: var(--text-dim); }
.actions-filters select { width: auto; min-width: 120px; }
.input-med { width: 150px; }

/* === Tables === */
.table-wrap { overflow-x: auto; }
table {
    width: 100%; border-collapse: collapse;
    background: var(--bg-card); border-radius: var(--radius);
    overflow: hidden;
}
th, td {
    padding: 0.65rem 0.85rem; text-align: left;
    border-bottom: 1px solid var(--border); font-size: 0.85rem;
}
th { color: var(--text-dim); font-weight: 600; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.5px; }
tr:hover td { background: var(--bg-hover); }
td .btn + .btn { margin-left: 0.3rem; }

/* === Chips/Tags === */
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }
.chip {
    display: inline-flex; align-items: center; gap: 0.3rem;
    padding: 0.25rem 0.65rem; background: var(--bg-input);
    border: 1px solid var(--border); border-radius: 999px;
    font-size: 0.8rem;
}
.chip-remove {
    background: none; border: none; color: var(--danger);
    cursor: pointer; font-size: 1rem; line-height: 1; padding: 0 0.15rem;
}
.chip-remove:hover { color: var(--accent-hover); }

/* === Modal === */
.modal-backdrop {
    position: fixed; inset: 0; background: rgba(0,0,0,0.6);
    z-index: 100;
}
.modal {
    position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%);
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.5rem; z-index: 101;
    width: 90%; max-width: 520px; max-height: 85vh; overflow-y: auto;
}
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.modal-header h3 { font-size: 1.1rem; }
.modal-close {
    background: none; border: none; color: var(--text-dim);
    font-size: 1.5rem; cursor: pointer; line-height: 1;
}
.modal-close:hover { color: var(--text); }
.modal-footer { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 1.25rem; }

/* === Toast === */
.toast {
    position: fixed; bottom: 1.5rem; right: 1.5rem;
    padding: 0.75rem 1.25rem; border-radius: var(--radius-sm);
    font-size: 0.85rem; z-index: 200;
    background: var(--bg-card); border: 1px solid var(--border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    transition: opacity 0.3s;
}
.toast.toast-success { border-color: var(--success); color: var(--success); }
.toast.toast-error { border-color: var(--danger); color: var(--danger); }

/* === Pagination === */
.pagination {
    display: flex; align-items: center; justify-content: center;
    gap: 0.5rem; margin-top: 1rem;
}
.pagination .btn { min-width: 2rem; }
.pagination .page-info { font-size: 0.85rem; color: var(--text-dim); }

/* === Subscriptions Tab === */
.subs-tab-controls {
    display: flex; align-items: center; gap: 0.75rem;
    margin-bottom: 1rem; font-size: 0.9rem;
}
.subs-tab-controls label { display: flex; align-items: center; gap: 0.5rem; color: var(--text-dim); }
.subs-tab-controls select {
    min-width: 220px; padding: 0.5rem 0.75rem;
    background: var(--bg-input); color: var(--text);
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    font-size: 0.9rem;
}
.subs-add-form { padding-top: 0.5rem; border-top: 1px solid var(--border); }

/* === Cards === */
.card {
    background: var(--bg-card); padding: 1.5rem;
    border-radius: var(--radius); border: 1px solid var(--border);
}
.card h3 { margin-bottom: 1rem; font-size: 1rem; }
.tg-stats { font-size: 0.85rem; color: var(--text-dim); }

/* === Sortable Headers === */
th.sortable { cursor: pointer; user-select: none; white-space: nowrap; }
th.sortable:hover { color: var(--accent); }
th.sortable::after { content: ' \2195'; font-size: 0.75em; opacity: 0.4; }
th.sortable.sort-asc::after { content: ' \2191'; opacity: 1; color: var(--accent); }
th.sortable.sort-desc::after { content: ' \2193'; opacity: 1; color: var(--accent); }

/* === Responsive === */
@media (max-width: 640px) {
    .login-card { padding: 1.5rem; }
    th, td { padding: 0.45rem 0.5rem; font-size: 0.8rem; }
    .modal { width: 95%; padding: 1rem; }
    .form-row { flex-direction: column; }
    .form-row .input-sm { width: 100%; }
}