/* ============================================================
   Vitour Bot — премиум тёмная тема (фиолет/индиго + янтарь).
   ============================================================ */

:root {
    --bg-deep:    #0b0d1e;
    --bg-base:    #11142a;
    --bg-elev:    #1a1e3a;
    --bg-card:    #161a30;
    --bg-input:   #0e1126;
    --border:     #252a4a;
    --border-hi:  #353d6b;

    --text:       #e8ecff;
    --text-mute:  #8a93c4;
    --text-faint: #5a6299;

    --primary:    #7c3aed;     /* фиолет */
    --primary-2:  #6366f1;     /* индиго — для градиента */
    --accent:     #fbbf24;     /* янтарь */
    --success:    #10b981;
    --warn:       #f59e0b;
    --danger:     #f43f5e;
    --info:       #38bdf8;

    --shadow-sm: 0 1px 2px rgba(0,0,0,.3);
    --shadow:    0 4px 16px rgba(0,0,0,.4), 0 1px 2px rgba(0,0,0,.3);
    --shadow-lg: 0 16px 40px rgba(0,0,0,.5), 0 4px 12px rgba(0,0,0,.4);
    --shadow-glow: 0 0 24px rgba(124,58,237,.25);

    --radius:    12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg-deep);
    color: var(--text);
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-feature-settings: 'cv11', 'ss01', 'ss03';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background:
        radial-gradient(ellipse at top left, rgba(124, 58, 237, 0.12), transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(56, 189, 248, 0.08), transparent 50%),
        var(--bg-deep);
    min-height: 100vh;
}

::selection { background: rgba(124,58,237,.4); color: white; }

/* ============================================================
   ЛЕЙАУТ: sidebar + main
   ============================================================ */

.app-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: linear-gradient(180deg, rgba(22,26,48,.95), rgba(11,13,30,.95));
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--border);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 8px 24px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 18px;
    box-shadow: var(--shadow-glow);
}

.sidebar-title {
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #c4b5fd, #fbbf24);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.sidebar-subtitle {
    font-size: 10px;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 2px;
}

.sidebar nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-mute);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    background: transparent;
    text-align: left;
    transition: all .15s ease;
    width: 100%;
}

.nav-item:hover {
    background: rgba(124,58,237,.08);
    color: var(--text);
}

.nav-item.active {
    background: linear-gradient(90deg, rgba(124,58,237,.18), rgba(99,102,241,.08));
    color: white;
    box-shadow: inset 3px 0 0 var(--primary);
}

.icon,
.nav-item .icon,
.sidebar-footer .icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: .85;
}

/* SVG без класса .icon в sidebar — на всякий случай ограничиваем. */
.sidebar svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.sidebar-footer {
    border-top: 1px solid var(--border);
    padding-top: 16px;
    margin-top: 16px;
}

.sidebar-footer a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    color: var(--text-faint);
    text-decoration: none;
    font-size: 13px;
    transition: all .15s;
}

.sidebar-footer a:hover { color: var(--danger); background: rgba(244,63,94,.06); }

.main {
    padding: 32px 40px;
    max-width: 1400px;
    width: 100%;
}

.page-header {
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}

.page-subtitle {
    color: var(--text-faint);
    font-size: 13px;
    margin-top: 2px;
}

/* ============================================================
   КАРТОЧКИ
   ============================================================ */

.card {
    background: var(--bg-card);
    background-image: linear-gradient(180deg, rgba(124,58,237,.03), transparent 100px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow-sm);
}

.card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin: 0 0 12px;
}

/* KPI карточки */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.kpi {
    background: var(--bg-card);
    background-image: linear-gradient(135deg, rgba(124,58,237,.08), transparent 60%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.kpi::before {
    content: '';
    position: absolute;
    top: -40px; right: -40px;
    width: 120px; height: 120px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124,58,237,.15), transparent 70%);
}

.kpi-value {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    line-height: 1.1;
    position: relative;
    z-index: 1;
}

.kpi-label {
    font-size: 11px;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 8px;
    font-weight: 500;
}

.kpi.kpi-success .kpi-value { color: var(--success); }
.kpi.kpi-warn    .kpi-value { color: var(--warn); }
.kpi.kpi-info    .kpi-value { color: var(--info); }
.kpi.kpi-amber   .kpi-value { color: var(--accent); }

/* ============================================================
   ТАБЛИЦЫ
   ============================================================ */

.tbl {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.tbl thead th {
    background: rgba(255,255,255,.02);
    color: var(--text-faint);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 10px;
    letter-spacing: 1.5px;
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.tbl tbody td {
    padding: 14px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.tbl tbody tr {
    transition: background .15s;
}

.tbl tbody tr:hover td {
    background: rgba(124,58,237,.05);
}

.tbl tbody tr:last-child td { border-bottom: none; }

/* ============================================================
   БЕЙДЖИ
   ============================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1.4;
}

.badge-ok    { background: rgba(16,185,129,.15);  color: #34d399; border: 1px solid rgba(16,185,129,.3); }
.badge-warn  { background: rgba(245,158,11,.15);  color: #fbbf24; border: 1px solid rgba(245,158,11,.3); }
.badge-err   { background: rgba(244,63,94,.15);   color: #fb7185; border: 1px solid rgba(244,63,94,.3); }
.badge-mute  { background: rgba(138,147,196,.12); color: var(--text-mute); border: 1px solid var(--border); }
.badge-info  { background: rgba(56,189,248,.15);  color: #38bdf8; border: 1px solid rgba(56,189,248,.3); }
.badge-primary { background: rgba(124,58,237,.18); color: #c4b5fd; border: 1px solid rgba(124,58,237,.35); }

/* ============================================================
   КНОПКИ
   ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all .15s ease;
    font-family: inherit;
    letter-spacing: 0.01em;
}

.btn:active { transform: translateY(1px); }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white;
    border-color: var(--primary);
    box-shadow: 0 1px 0 rgba(255,255,255,.1) inset, 0 4px 12px rgba(124,58,237,.3);
}

.btn-primary:hover {
    box-shadow: 0 1px 0 rgba(255,255,255,.15) inset, 0 6px 20px rgba(124,58,237,.45);
    filter: brightness(1.1);
}

.btn-danger {
    background: rgba(244,63,94,.1);
    color: #fb7185;
    border-color: rgba(244,63,94,.4);
}
.btn-danger:hover { background: rgba(244,63,94,.18); }

.btn-ghost {
    background: transparent;
    color: var(--text-mute);
    border-color: var(--border-hi);
}
.btn-ghost:hover { color: var(--text); border-color: var(--primary); background: rgba(124,58,237,.06); }

.btn-icon { padding: 8px 10px; }

/* ============================================================
   ИНПУТЫ И ФОРМЫ
   ============================================================ */

.input, .input-textarea, select.input {
    width: 100%;
    padding: 10px 13px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 13px;
    font-family: inherit;
    transition: all .15s;
}

.input:focus, select.input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124,58,237,.15);
}

textarea.input {
    font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
    line-height: 1.5;
    resize: vertical;
}

.field-label {
    display: block;
    font-size: 11px;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    margin-bottom: 6px;
}

input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
}

input[type="range"] {
    accent-color: var(--primary);
}

input[type="time"] {
    color-scheme: dark;
}

/* details/summary — секции в форме */
details {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 12px;
}

details summary {
    list-style: none;
    cursor: pointer;
    padding: 14px 18px;
    font-weight: 600;
    color: var(--text);
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    user-select: none;
}

details summary::-webkit-details-marker { display: none; }

details summary::after {
    content: '⌃';
    color: var(--text-faint);
    transition: transform .2s;
    transform: rotate(180deg);
    font-size: 16px;
}

details[open] summary::after { transform: rotate(0deg); }

details summary:hover { background: rgba(124,58,237,.05); }

details > div {
    padding: 6px 18px 18px;
    border-top: 1px solid var(--border);
}

/* ============================================================
   TOAST
   ============================================================ */

#toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    font-size: 13px;
    font-weight: 500;
    display: none;
    z-index: 999;
    animation: slideUp .3s ease;
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

#toast.show-ok   { background: linear-gradient(135deg, var(--success), #059669); color: white; display: block; }
#toast.show-err  { background: linear-gradient(135deg, var(--danger), #be123c);  color: white; display: block; }

/* ============================================================
   ДИАЛОГ — bubbles
   ============================================================ */

.msg-bubble {
    display: inline-block;
    max-width: 70%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 13px;
    line-height: 1.5;
}

.msg-in {
    background: var(--bg-elev);
    border: 1px solid var(--border);
}

.msg-out {
    background: linear-gradient(135deg, rgba(124,58,237,.2), rgba(99,102,241,.15));
    border: 1px solid rgba(124,58,237,.3);
}

.msg-meta {
    font-size: 10px;
    color: var(--text-faint);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.msg-list {
    background: var(--bg-deep);
    border-radius: var(--radius-sm);
    padding: 16px;
    max-height: 480px;
    overflow-y: auto;
    border: 1px solid var(--border);
}

.msg-list::-webkit-scrollbar { width: 8px; }
.msg-list::-webkit-scrollbar-track { background: transparent; }
.msg-list::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 4px; }

/* ============================================================
   ЛОГИН
   ============================================================ */

.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(ellipse at top left, rgba(124, 58, 237, 0.2), transparent 40%),
        radial-gradient(ellipse at bottom right, rgba(251, 191, 36, 0.08), transparent 40%),
        var(--bg-deep);
}

.auth-card {
    width: 100%;
    max-width: 380px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

.auth-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
}

.auth-logo-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 28px;
    box-shadow: var(--shadow-glow);
}

.auth-title {
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 3px;
    background: linear-gradient(135deg, #c4b5fd, #fbbf24);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 4px;
}

.auth-sub {
    text-align: center;
    color: var(--text-faint);
    font-size: 12px;
    margin-bottom: 28px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.auth-err {
    background: rgba(244,63,94,.1);
    border: 1px solid rgba(244,63,94,.3);
    color: #fb7185;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    font-size: 12px;
    text-align: center;
}

/* ============================================================
   УТИЛИТЫ
   ============================================================ */

.empty-state {
    text-align: center;
    padding: 48px 16px;
    color: var(--text-faint);
    font-size: 14px;
}

.empty-state::before {
    content: '◯';
    display: block;
    font-size: 32px;
    margin-bottom: 8px;
    opacity: .4;
}

.loading {
    color: var(--text-faint);
    font-size: 13px;
    padding: 24px;
    text-align: center;
}

.text-muted { color: var(--text-mute); }
.text-faint { color: var(--text-faint); }
.text-mono  { font-family: 'JetBrains Mono', ui-monospace, monospace; }
.text-xs    { font-size: 11px; }
.text-sm    { font-size: 13px; }

.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }

.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.col-span-2 { grid-column: span 2; }
.col-span-3 { grid-column: span 3; }

/* Responsive */
@media (max-width: 900px) {
    .app-shell { grid-template-columns: 1fr; }
    .sidebar { position: relative; height: auto; }
    .main { padding: 20px; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}