/* ============================================================
   StreamPanel - Design System
   Tema: Industrial Dark - sóbrio, técnico, profissional
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600&family=DM+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --bg-base:    #0d0f14;
    --bg-card:    #13161e;
    --bg-hover:   #1a1e2a;
    --border:     #252a38;
    --border-light: #2e3447;
    --text-primary: #e8ecf5;
    --text-muted:   #6b7491;
    --text-dim:     #3d4460;
    --accent:       #3b82f6;
    --accent-dark:  #1d4ed8;
    --accent-glow:  rgba(59,130,246,0.15);
    --success:      #22c55e;
    --success-bg:   rgba(34,197,94,0.1);
    --warning:      #f59e0b;
    --warning-bg:   rgba(245,158,11,0.1);
    --danger:       #ef4444;
    --danger-bg:    rgba(239,68,68,0.1);
    --radius:       8px;
    --radius-lg:    12px;
    --font-main:    'DM Sans', sans-serif;
    --font-mono:    'JetBrains Mono', monospace;
    --sidebar-w:    240px;
    --header-h:     60px;
}

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

html { font-size: 15px; scroll-behavior: smooth; }

body {
    font-family: var(--font-main);
    background: var(--bg-base);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* ---- Layout ---- */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-w);
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    transition: transform .25s ease;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 20px 16px;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
}

.sidebar-brand-icon {
    width: 34px; height: 34px;
    background: var(--accent);
    border-radius: 8px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.sidebar-brand-icon svg { width: 18px; height: 18px; color: #fff; }

.sidebar-brand-text strong {
    display: block;
    font-size: .95rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -.02em;
}

.sidebar-brand-text span {
    font-size: .7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto;
}

.nav-section-label {
    font-size: .65rem;
    font-family: var(--font-mono);
    color: var(--text-dim);
    letter-spacing: .1em;
    text-transform: uppercase;
    padding: 12px 10px 6px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--text-muted);
    font-size: .875rem;
    font-weight: 500;
    transition: all .15s ease;
    margin-bottom: 2px;
}

.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-item.active { background: var(--accent-glow); color: var(--accent); }
.nav-item svg { width: 16px; height: 16px; flex-shrink: 0; }

.sidebar-footer {
    padding: 12px;
    border-top: 1px solid var(--border);
}

.user-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    border-radius: var(--radius);
    background: var(--bg-hover);
}

.user-avatar {
    width: 32px; height: 32px;
    background: var(--accent-dark);
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: .75rem;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.user-info { flex: 1; min-width: 0; }
.user-info strong { display: block; font-size: .8rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-info span { font-size: .7rem; color: var(--text-muted); }

.btn-icon {
    width: 28px; height: 28px;
    display: grid;
    place-items: center;
    border-radius: 6px;
    color: var(--text-muted);
    text-decoration: none;
    transition: all .15s;
}
.btn-icon:hover { background: var(--border); color: var(--danger); }
.btn-icon svg { width: 14px; height: 14px; }

/* ---- Main content ---- */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.topbar {
    height: var(--header-h);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 28px;
    gap: 16px;
    position: sticky;
    top: 0;
    background: rgba(13,15,20,0.9);
    backdrop-filter: blur(10px);
    z-index: 50;
}

.topbar-title { font-size: 1rem; font-weight: 600; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.page-content { padding: 28px; flex: 1; }

/* ---- Cards / Stat cards ---- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--accent);
}

.stat-card.success::before { background: var(--success); }
.stat-card.warning::before { background: var(--warning); }
.stat-card.danger::before  { background: var(--danger); }

.stat-label { font-size: .75rem; color: var(--text-muted); margin-bottom: 8px; font-family: var(--font-mono); }
.stat-value { font-size: 1.9rem; font-weight: 700; letter-spacing: -.03em; line-height: 1; }
.stat-sub   { font-size: .75rem; color: var(--text-muted); margin-top: 4px; }

/* ---- Table ---- */
.table-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.table-title { font-weight: 600; font-size: .95rem; }

table { width: 100%; border-collapse: collapse; }
thead th {
    font-size: .7rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 11px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    background: var(--bg-base);
}

tbody tr { transition: background .1s; }
tbody tr:hover { background: var(--bg-hover); }
tbody td { padding: 13px 20px; font-size: .875rem; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: none; }

.mono { font-family: var(--font-mono); font-size: .8rem; }

/* ---- Badges ---- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: .7rem;
    font-family: var(--font-mono);
    padding: 3px 8px;
    border-radius: 100px;
    font-weight: 600;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger); }
.badge-info    { background: var(--accent-glow); color: var(--accent); }
.badge-muted   { background: var(--bg-hover); color: var(--text-muted); }

.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: .875rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all .15s ease;
    font-family: var(--font-main);
}

.btn svg { width: 15px; height: 15px; }
.btn-sm { padding: 5px 11px; font-size: .8rem; }

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }

.btn-ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--bg-hover); color: var(--text-primary); border-color: var(--border-light); }

.btn-danger { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239,68,68,.2); }
.btn-danger:hover { background: var(--danger); color: #fff; }

.btn-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(34,197,94,.2); }
.btn-success:hover { background: var(--success); color: #fff; }

/* ---- Forms ---- */
.form-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    max-width: 680px;
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-full { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-size: .8rem; color: var(--text-muted); font-weight: 500; }
.form-label span { color: var(--danger); }

.form-input,
.form-select,
.form-textarea {
    background: var(--bg-base);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    padding: 9px 13px;
    font-size: .875rem;
    font-family: var(--font-main);
    transition: border-color .15s;
    width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input.mono { font-family: var(--font-mono); }
.form-textarea { resize: vertical; min-height: 80px; }
.form-select option { background: var(--bg-card); }

.form-hint { font-size: .75rem; color: var(--text-dim); }

.form-check {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: .875rem;
    color: var(--text-muted);
}

.form-check input[type=checkbox] {
    width: 16px; height: 16px;
    accent-color: var(--accent);
    cursor: pointer;
}

/* ---- Alerts / Flash ---- */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: .875rem;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(34,197,94,.2); }
.alert-error   { background: var(--danger-bg);  color: var(--danger);  border: 1px solid rgba(239,68,68,.2); }
.alert-warning { background: var(--warning-bg); color: var(--warning); border: 1px solid rgba(245,158,11,.2); }

/* ---- Modal ---- */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 500;
    place-items: center;
}
.modal-overlay.open { display: grid; }

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 28px;
    width: 100%;
    max-width: 480px;
    animation: modalIn .2s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(.95) translateY(-10px); }
    to   { opacity: 1; transform: scale(1)  translateY(0); }
}

.modal-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 20px; }
.modal-footer { display: flex; gap: 10px; justify-content: flex-end; margin-top: 24px; }

/* ---- Player ---- */
.player-card {
    background: #000;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16/9;
    position: relative;
    border: 1px solid var(--border);
}

.player-card video { width: 100%; height: 100%; object-fit: contain; }

.player-offline {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-muted);
}

/* ---- Status indicator (live pulse) ---- */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .4; }
}
.live-dot {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 1.5s infinite;
}

/* ---- Misc ---- */
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.ml-auto { margin-left: auto; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: .875rem; }
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.empty-state svg { width: 40px; height: 40px; margin-bottom: 12px; opacity: .3; }

/* ---- Login page ---- */
.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: var(--bg-base);
    background-image: radial-gradient(ellipse at 20% 50%, rgba(59,130,246,0.05) 0%, transparent 60%);
}

.login-box {
    width: 100%;
    max-width: 380px;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo strong { display: block; font-size: 1.4rem; font-weight: 800; letter-spacing: -.03em; }
.login-logo span { font-size: .75rem; color: var(--text-muted); font-family: var(--font-mono); }

.login-box h2 { font-size: 1rem; font-weight: 600; margin-bottom: 24px; }
.login-box .form-group { margin-bottom: 16px; }

/* ---- Responsivo ---- */
@media (max-width: 900px) {
    /* Tabela: scroll horizontal */
    .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    table { min-width: 600px; }

    /* Player: coluna unica */
    .player-grid { grid-template-columns: 1fr !important; }
}

@media (max-width: 768px) {
    /* Sidebar deslizante */
    .sidebar {
        transform: translateX(-100%);
        box-shadow: none;
        transition: transform .25s ease, box-shadow .25s ease;
    }
    .sidebar.open {
        transform: translateX(0);
        box-shadow: 4px 0 24px rgba(0,0,0,.6);
    }

    /* Overlay escuro ao abrir sidebar */
    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,.5);
        z-index: 99;
    }
    .sidebar-overlay.open { display: block; }

    /* Conteudo ocupa tela toda */
    .main-content { margin-left: 0; }

    /* Toggle visivel no mobile */
    #sidebar-toggle { display: flex !important; }

    /* Topbar compacta */
    .topbar { padding: 0 16px; }
    .topbar-title { font-size: .875rem; }

    /* Conteudo com menos padding */
    .page-content { padding: 14px; }

    /* Formularios em coluna unica */
    .form-grid { grid-template-columns: 1fr; }
    .form-wrap { padding: 18px; }

    /* Stats em 2 colunas */
    .stat-grid { grid-template-columns: 1fr 1fr; }

    /* Tabela scroll horizontal */
    .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    table { min-width: 560px; }

    /* Botoes menores */
    .btn { padding: 7px 12px; font-size: .82rem; }
    .btn-sm { padding: 4px 8px; font-size: .75rem; }

    /* Modal ocupa mais largura */
    .modal { max-width: 96vw !important; padding: 20px; margin: 0 8px; }

    /* Login box sem padding excessivo */
    .login-box { padding: 28px 20px; }

    /* Player: coluna unica */
    div[style*="grid-template-columns:1fr 320px"] {
        display: flex !important;
        flex-direction: column !important;
    }

    /* Esconde colunas menos importantes na tabela */
    .hide-mobile { display: none !important; }
}

@media (max-width: 480px) {
    .stat-grid { grid-template-columns: 1fr; }
    .page-content { padding: 10px; }
    .topbar { padding: 0 12px; }

    /* Cabecalho de tabela menor */
    thead th { padding: 8px 12px; font-size: .65rem; }
    tbody td { padding: 10px 12px; font-size: .82rem; }

    /* Botoes de acao em coluna */
    .action-btns { flex-direction: column; gap: 4px; }
}