/**
 * GilGamez Conversational Intelligence & Model Gateway (`ggz_comm`) — Command Center Styles
 * Strictly adheres to DEVELOPMENT_RULES.md & gilgamez-vanilla-architecture SKILL.md:
 *   - 6px Platform Gold Custom Scrollbars (#c5a059)
 *   - Canonical 3-Zone Admin Layout (#admin-header 60px, #admin-sidebar 260px, #admin-main)
 *   - Master-Detail Accordion Tables (.table-row-master + .table-row-detail + .table-detail-collapse)
 *   - Zero horizontal overflow across 360px, 768px, 1280px, 1920px viewports
 */

:root {
    --comm-bg-base: #0a0d14;
    --comm-surface-1: #111726;
    --comm-surface-2: #172033;
    --comm-surface-3: #1e2942;
    --comm-accent-primary: #c5a059;
    --comm-accent-hover: #d4af37;
    --comm-text-primary: #f0f2f5;
    --comm-text-secondary: #9ba3b5;
    --comm-text-muted: #6c7589;
    --comm-text-gold: #e5c07b;
    --comm-border-subtle: rgba(255, 255, 255, 0.08);
    --comm-border-medium: rgba(197, 160, 89, 0.28);
    --comm-status-success: #2ecc71;
    --comm-status-warning: #f39c12;
    --comm-status-danger: #e74c3c;
    --comm-status-info: #3498db;
    --sidebar-w: 260px;
    --topbar-h: 60px;
}

* {
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: var(--comm-accent-primary) transparent;
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--comm-accent-primary);
    border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--comm-accent-hover);
}

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    max-width: 100vw;
    min-height: 100vh;
    background: var(--comm-bg-base);
    color: var(--comm-text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.mono {
    font-family: "JetBrains Mono", Consolas, "Courier New", monospace;
}

/* ==========================================================================
   Canonical 3-Zone Admin Shell
   ========================================================================== */
body.admin-body {
    display: grid;
    grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
    grid-template-rows: var(--topbar-h) minmax(0, 1fr);
    grid-template-areas:
        "sidebar header"
        "sidebar main";
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
}

#admin-header.admin-header {
    grid-area: header;
    height: 60px !important;
    min-height: 60px !important;
    max-height: 60px !important;
    border-bottom: 1px solid var(--comm-border-medium) !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    background: var(--comm-surface-1);
    z-index: 100;
    min-width: 0;
}

.header-left, .header-right {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.header-brand-group {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    overflow: hidden;
}

.header-env-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 6px;
    background: rgba(197, 160, 89, 0.14);
    border: 1px solid var(--comm-border-medium);
    color: var(--comm-text-gold);
    white-space: nowrap;
}

.header-model-label {
    font-size: 12px;
    color: var(--comm-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#admin-sidebar.admin-sidebar {
    grid-area: sidebar;
    width: var(--sidebar-w);
    background: var(--comm-surface-1);
    border-right: 1px solid var(--comm-border-subtle);
    display: flex;
    flex-direction: column;
    height: 100%;
    z-index: 200;
}

.sidebar-header {
    height: 60px;
    min-height: 60px;
    padding: 0 18px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--comm-border-subtle);
}

.admin-brand-link {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--comm-text-primary);
}

.admin-brand-icon {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: rgba(197, 160, 89, 0.16);
    border: 1px solid var(--comm-border-medium);
    color: var(--comm-text-gold);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.brand-text-stack {
    display: flex;
    flex-direction: column;
}

.admin-brand-title {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.06em;
    color: var(--comm-text-gold);
}

.admin-brand-subtitle {
    font-size: 11px;
    color: var(--comm-text-secondary);
}

.sidebar-nav-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 14px 12px;
}

.sidebar-group {
    margin-bottom: 18px;
}

.sidebar-group-title {
    display: block;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--comm-text-muted);
    padding: 0 10px 6px;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    padding: 8px 12px;
    border-radius: 8px;
    color: var(--comm-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 13px;
    transition: background 0.15s ease, color 0.15s ease;
    margin-bottom: 2px;
}

.sidebar-nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--comm-text-primary);
}

.sidebar-nav-item.is-active {
    background: rgba(197, 160, 89, 0.16);
    color: var(--comm-text-gold);
    border-left: 3px solid var(--comm-accent-primary);
    font-weight: 600;
}

.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--comm-border-subtle);
}

.sidebar-system-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--comm-text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--comm-text-muted);
    display: inline-block;
}

.status-dot.is-online {
    background: var(--comm-status-success);
    box-shadow: 0 0 8px rgba(46, 204, 113, 0.55);
}

#admin-main.admin-main {
    grid-area: main;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 24px;
    min-width: 0;
}

.admin-content-container {
    max-width: 1480px;
    margin: 0 auto;
    min-width: 0;
}

.mobile-menu-trigger {
    display: none;
}

.sidebar-overlay {
    display: none;
}

/* ==========================================================================
   Page Headers, Breadcrumbs & KPI Cards
   ========================================================================== */
.admin-breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--comm-text-secondary);
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.admin-breadcrumbs .current {
    color: var(--comm-text-gold);
    font-weight: 600;
}

.admin-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 22px;
    flex-wrap: wrap;
}

.admin-page-title {
    margin: 0 0 4px 0;
    font-size: 22px;
    font-weight: 700;
    color: var(--comm-text-primary);
}

.admin-page-subtitle {
    margin: 0;
    font-size: 13px;
    color: var(--comm-text-secondary);
    max-width: 780px;
}

.header-action-deck {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 16px;
    margin-bottom: 22px;
}

.kpi-card {
    background: var(--comm-surface-1);
    border: 1px solid var(--comm-border-subtle);
    border-radius: 12px;
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.kpi-card-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--comm-text-secondary);
}

.kpi-card-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--comm-text-primary);
}

.kpi-card-meta {
    font-size: 12px;
    color: var(--comm-text-muted);
}

/* ==========================================================================
   Panels, Forms & Buttons (Touch Targets >= 44px)
   ========================================================================== */
.comm-panel {
    background: var(--comm-surface-1);
    border: 1px solid var(--comm-border-subtle);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 22px;
    min-width: 0;
}

.comm-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.comm-panel-title {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--comm-text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.form-field label {
    font-size: 12px;
    font-weight: 600;
    color: var(--comm-text-secondary);
}

.form-input, .form-select, .form-textarea {
    min-height: 44px;
    padding: 9px 12px;
    border-radius: 8px;
    border: 1px solid var(--comm-border-subtle);
    background: var(--comm-bg-base);
    color: var(--comm-text-primary);
    font-size: 13px;
    width: 100%;
}

.form-textarea {
    min-height: 88px;
    resize: vertical;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--comm-accent-primary);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    border: 1px solid transparent;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.btn-sm {
    min-height: 44px;
    padding: 6px 14px;
    font-size: 12px;
}

.btn-primary {
    background: var(--comm-accent-primary);
    color: #0a0d14;
    font-weight: 700;
}

.btn-primary:hover {
    background: var(--comm-accent-hover);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--comm-border-medium);
    color: var(--comm-text-primary);
}

.btn-outline:hover {
    background: rgba(197, 160, 89, 0.12);
    border-color: var(--comm-accent-primary);
}

.btn-danger {
    background: rgba(231, 76, 60, 0.15);
    border-color: rgba(231, 76, 60, 0.4);
    color: #ff7675;
}

.btn-icon-only {
    min-width: 44px;
    min-height: 44px;
    padding: 8px;
    border-radius: 8px;
    background: transparent;
    border: 1px solid var(--comm-border-subtle);
    color: var(--comm-text-primary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ==========================================================================
   Badges & Chips
   ========================================================================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.badge-gold {
    background: rgba(197, 160, 89, 0.16);
    color: var(--comm-text-gold);
    border: 1px solid rgba(197, 160, 89, 0.35);
}

.badge-success {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.35);
}

.badge-warning {
    background: rgba(243, 156, 18, 0.15);
    color: #f39c12;
    border: 1px solid rgba(243, 156, 18, 0.35);
}

.badge-danger {
    background: rgba(231, 76, 60, 0.16);
    color: #ff7675;
    border: 1px solid rgba(231, 76, 60, 0.35);
}

.badge-info {
    background: rgba(52, 152, 219, 0.16);
    color: #5dade2;
    border: 1px solid rgba(52, 152, 219, 0.35);
}

.user-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--comm-surface-2);
    border: 1px solid var(--comm-border-subtle);
}

.user-avatar-badge {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--comm-accent-primary);
    color: #0a0d14;
    font-weight: 800;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ==========================================================================
   Master-Detail Accordion Table Architecture (Rule #19 — Zero Horizontal Scroll)
   ========================================================================== */
.comm-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

.comm-table th {
    text-align: left;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--comm-text-secondary);
    padding: 12px 14px;
    border-bottom: 1px solid var(--comm-border-subtle);
}

.comm-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--comm-border-subtle);
    vertical-align: middle;
}

.table-row-master {
    cursor: pointer;
    transition: background 0.15s ease;
}

.table-row-master:hover {
    background: rgba(255, 255, 255, 0.03);
}

.table-row-master.is-expanded {
    background: rgba(197, 160, 89, 0.08);
}

.table-row-detail > td {
    padding: 0 !important;
    border-bottom: none;
}

.table-detail-collapse {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.table-row-detail.is-open .table-detail-collapse {
    grid-template-rows: 1fr;
    border-bottom: 1px solid var(--comm-border-medium);
}

.table-detail-inner {
    overflow: hidden;
}

.detail-drawer-box {
    padding: 18px 16px;
    background: rgba(10, 13, 20, 0.65);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.detail-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.detail-meta-item {
    background: var(--comm-surface-2);
    border: 1px solid var(--comm-border-subtle);
    border-radius: 8px;
    padding: 10px 12px;
    min-width: 0;
}

.detail-meta-label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--comm-text-muted);
    margin-bottom: 4px;
}

.detail-meta-val {
    font-size: 13px;
    color: var(--comm-text-primary);
    word-break: break-word;
}

.detail-actions-bar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
    padding-top: 8px;
    border-top: 1px solid var(--comm-border-subtle);
}

.chevron-cell {
    width: 44px;
    text-align: right;
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: calc(100vw - 40px);
}

.toast-card {
    background: var(--comm-surface-2);
    border: 1px solid var(--comm-border-medium);
    border-radius: 10px;
    padding: 12px 16px;
    color: var(--comm-text-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
}

.toast-success { border-left: 4px solid var(--comm-status-success); }
.toast-error   { border-left: 4px solid var(--comm-status-danger); }
.toast-warning { border-left: 4px solid var(--comm-status-warning); }

.toast-close-btn {
    background: transparent;
    border: none;
    color: var(--comm-text-secondary);
    cursor: pointer;
    font-size: 18px;
    min-width: 32px;
    min-height: 32px;
}

/* ==========================================================================
   Responsive Breakpoints (1024px Tablet & 640px Mobile)
   ========================================================================== */
@media (max-width: 1023px) {
    body.admin-body {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas:
            "header"
            "main";
    }

    .mobile-menu-trigger {
        display: inline-flex;
    }

    .header-model-label {
        display: none !important;
    }

    #admin-sidebar.admin-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
    }

    #admin-sidebar.admin-sidebar.drawer-open {
        transform: translateX(0);
    }

    .sidebar-overlay.is-active {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.65);
        z-index: 150;
    }

    .hide-md {
        display: none !important;
    }
}

@media (max-width: 640px) {
    #admin-main.admin-main {
        padding: 14px 12px;
    }

    #admin-header.admin-header {
        padding: 0 12px;
    }

    .header-model-pill,
    .user-name-label,
    .hide-sm {
        display: none !important;
    }

    .comm-panel {
        padding: 14px 12px;
    }

    .admin-page-title {
        font-size: 18px;
    }

    .comm-table th,
    .comm-table td {
        padding: 10px 8px;
        font-size: 12px;
    }
}