/* ============================================
   CCTV Project Manager - Main Stylesheet
   Theme: Industrial Utilitarian
============================================ */

:root {
    --bg-base: #0d0f12;
    --bg-surface: #141720;
    --bg-card: #1a1e2a;
    --bg-elevated: #1f2433;
    --border: #2a2f3d;
    --border-light: #343a4d;
    --accent: #00c8ff;
    --accent-dim: rgba(0,200,255,0.12);
    --accent-hover: #33d6ff;
    --green: #00e676;
    --green-dim: rgba(0,230,118,0.12);
    --orange: #ff9100;
    --orange-dim: rgba(255,145,0,0.12);
    --red: #ff3d57;
    --red-dim: rgba(255,61,87,0.12);
    --yellow: #ffd600;
    --text-primary: #e8ecf4;
    --text-secondary: #8892a4;
    --text-muted: #545d6e;
    --sidebar-width: 220px;
    --radius: 6px;
    --font: 'Barlow', sans-serif;
    --font-cond: 'Barlow Condensed', sans-serif;
}

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

html { font-size: 14px; }

body {
    font-family: var(--font);
    background: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* ---- LAYOUT ---- */
.app-shell { display: flex; min-height: 100vh; }

/* SIDEBAR */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    transition: transform 0.25s ease;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px 16px;
    border-bottom: 1px solid var(--border);
    font-family: var(--font-cond);
    font-size: 17px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-primary);
}

.brand-icon {
    width: 34px; height: 34px;
    background: var(--accent-dim);
    border: 1px solid var(--accent);
    border-radius: 4px;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.brand-text strong { color: var(--accent); }

.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 16px;
    color: var(--text-secondary);
    font-size: 13.5px;
    font-weight: 500;
    transition: all 0.15s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.04);
}

.nav-item.active {
    color: var(--accent);
    border-left-color: var(--accent);
    background: var(--accent-dim);
}

.nav-divider {
    height: 1px;
    background: var(--border);
    margin: 10px 16px;
}

.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-avatar {
    width: 30px; height: 30px;
    background: var(--accent-dim);
    border: 1px solid var(--accent);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    flex-shrink: 0;
}

.user-info { flex: 1; min-width: 0; }
.user-name { font-size: 12.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 11px; color: var(--text-muted); text-transform: capitalize; }

.logout-btn {
    color: var(--text-muted);
    padding: 4px;
    border-radius: 4px;
    display: flex;
    transition: color 0.15s;
}
.logout-btn:hover { color: var(--red); }

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

.topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 24px;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
}

.page-title {
    font-family: var(--font-cond);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    flex: 1;
}

.topbar-actions { display: flex; gap: 8px; }

.content-body { padding: 24px; flex: 1; }

/* ---- CARDS ---- */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.card-title {
    font-family: var(--font-cond);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    position: relative;
    overflow: hidden;
}

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

.stat-card.accent::before { background: var(--accent); }
.stat-card.green::before { background: var(--green); }
.stat-card.orange::before { background: var(--orange); }
.stat-card.red::before { background: var(--red); }

.stat-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.stat-value {
    font-family: var(--font-cond);
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
}

.stat-card.accent .stat-value { color: var(--accent); }
.stat-card.green .stat-value { color: var(--green); }
.stat-card.orange .stat-value { color: var(--orange); }
.stat-card.red .stat-value { color: var(--red); }

.stat-sub { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.15s;
    white-space: nowrap;
    text-decoration: none;
}

.btn-primary {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); color: #000; }

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-light);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-danger {
    background: var(--red-dim);
    color: var(--red);
    border-color: var(--red);
}
.btn-danger:hover { background: var(--red); color: #fff; }

.btn-success {
    background: var(--green-dim);
    color: var(--green);
    border-color: var(--green);
}

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-xs { padding: 3px 8px; font-size: 11px; }

/* ---- TABLE ---- */
.table-wrap { overflow-x: auto; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
}

thead th {
    padding: 10px 14px;
    text-align: left;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background 0.12s;
}

tbody tr:hover { background: rgba(255,255,255,0.025); }
tbody tr:last-child { border-bottom: none; }

td {
    padding: 11px 14px;
    vertical-align: middle;
}

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

.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid.cols-1 { grid-template-columns: 1fr; }
.form-span-2 { grid-column: span 2; }

.form-group { display: flex; flex-direction: column; gap: 5px; }

label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-secondary);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="tel"],
select,
textarea {
    background: var(--bg-elevated);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    color: var(--text-primary);
    padding: 9px 12px;
    font-family: var(--font);
    font-size: 13.5px;
    width: 100%;
    transition: border-color 0.15s;
    outline: none;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

textarea { resize: vertical; min-height: 80px; }

select option { background: var(--bg-elevated); }

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

/* ---- BADGES ---- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.badge-quote    { background: rgba(132,132,255,0.15); color: #8484ff; }
.badge-confirmed { background: var(--accent-dim); color: var(--accent); }
.badge-in_progress { background: var(--orange-dim); color: var(--orange); }
.badge-on_hold  { background: rgba(255,214,0,0.12); color: var(--yellow); }
.badge-completed { background: var(--green-dim); color: var(--green); }
.badge-cancelled { background: var(--red-dim); color: var(--red); }
.badge-low      { background: rgba(100,200,100,0.12); color: #6dc86d; }
.badge-medium   { background: var(--accent-dim); color: var(--accent); }
.badge-high     { background: var(--orange-dim); color: var(--orange); }
.badge-urgent   { background: var(--red-dim); color: var(--red); }
.badge-unpaid   { background: var(--red-dim); color: var(--red); }
.badge-partial  { background: var(--orange-dim); color: var(--orange); }
.badge-paid     { background: var(--green-dim); color: var(--green); }
.badge-available { background: var(--green-dim); color: var(--green); }
.badge-busy     { background: var(--orange-dim); color: var(--orange); }
.badge-unavailable { background: var(--red-dim); color: var(--red); }
.badge-new      { background: var(--accent-dim); color: var(--accent); }
.badge-good     { background: var(--green-dim); color: var(--green); }
.badge-fair     { background: var(--orange-dim); color: var(--orange); }
.badge-needs_repair { background: var(--red-dim); color: var(--red); }
.badge-retired  { background: rgba(100,100,100,0.2); color: #666; }

/* ---- ALERTS ---- */
.alert {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    margin: 0 24px;
    margin-top: 14px;
    border-radius: var(--radius);
    font-size: 13.5px;
    font-weight: 500;
}

.alert-success { background: var(--green-dim); border: 1px solid var(--green); color: var(--green); }
.alert-error   { background: var(--red-dim);   border: 1px solid var(--red);   color: var(--red); }
.alert-info    { background: var(--accent-dim); border: 1px solid var(--accent); color: var(--accent); }

.alert-close { background: none; border: none; cursor: pointer; color: inherit; font-size: 16px; padding: 0 4px; }

/* ---- MODAL ---- */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.open { display: flex; }

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    width: 100%;
    max-width: 640px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
}

.modal-title {
    font-family: var(--font-cond);
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
    padding: 2px 6px;
    transition: color 0.15s;
}
.modal-close:hover { color: var(--red); }

.modal-body { padding: 22px; }

/* ---- TABS ---- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }

.tab-btn {
    padding: 9px 16px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    margin-bottom: -1px;
}

.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---- SEARCH/FILTER BAR ---- */
.filter-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.filter-bar input,
.filter-bar select {
    width: auto;
    min-width: 150px;
}

.filter-bar input { flex: 1; min-width: 200px; max-width: 320px; }

/* ---- MISC ---- */
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-green  { color: var(--green); }
.text-orange { color: var(--orange); }
.text-red    { color: var(--red); }
.fw-bold     { font-weight: 700; }
.mt-16       { margin-top: 16px; }
.flex        { display: flex; }
.gap-8       { gap: 8px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state svg { opacity: 0.3; margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .menu-toggle { display: flex; }
    .form-grid { grid-template-columns: 1fr; }
    .form-grid.cols-3 { grid-template-columns: 1fr; }
    .form-span-2 { grid-column: span 1; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .content-body { padding: 16px; }
}