/* ============================================================
   EVE Admin Dashboard — Warm Observatory Theme
   ============================================================ */

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

:root {
    /* Warm Observatory Palette */
    --bg-page: #1a1517;
    --bg-page-glow: radial-gradient(ellipse at 50% 0%, rgba(212, 96, 90, 0.06) 0%, transparent 70%);
    --bg-card: #261f23;
    --bg-card-hover: #2e2529;
    --bg-card-elevated: #302830;
    --border-card: rgba(255, 255, 255, 0.07);
    --border-subtle: rgba(255, 255, 255, 0.04);

    /* Text — M2: contrast-safe values (AA compliant on card/page backgrounds) */
    --text-primary: #ede8e6;
    --text-muted: #b0a5a2;
    --text-dim: #8a7d7a;

    /* Accent — EVE's coral, muted for admin */
    --accent: #d4605a;
    --accent-button: #b84a44; /* M2: darker for white-on-accent text (4.5:1) */
    --accent-light: rgba(212, 96, 90, 0.12);
    --accent-hover: #a8403b;

    /* Semantic — M2: negative bumped for card contrast */
    --positive: #5db87a;
    --negative: #e05555;
    --warning: #d4a05a;

    /* Chart Colors — distinct per panel */
    --chart-signups: #d4605a;
    --chart-sessions: #d4a05a;
    --chart-messages: #5a9dad; /* M7: teal instead of coral for clear separation */
    --chart-audio: #5a9dad;
    --chart-video: #8b7d9a;
    /* Funnel — wider hue separation for color-deficient users */
    --chart-funnel-1: #d4605a;
    --chart-funnel-2: #c97a3a;
    --chart-funnel-3: #d4a05a;
    --chart-funnel-4: #8bb858;
    --chart-funnel-5: #5db87a;
    --chart-funnel-6: #5a9dad;
    --chart-funnel-7: #6a7dca;
    --chart-funnel-8: #9b6db0;

    /* Typography */
    --font-display: 'Fraunces', serif;
    --font-body: 'Outfit', sans-serif;
    --font-mono: 'DM Mono', monospace;

    /* Type Scale */
    --text-hero: 3.5rem;
    --text-xl: 1.5rem;
    --text-lg: 1.1rem;
    --text-base: 0.9rem;
    --text-sm: 0.8rem;
    --text-xs: 0.7rem;

    /* Spacing */
    --radius: 14px;
    --radius-sm: 8px;
    --transition: 0.2s ease;

    /* Skeleton */
    --skeleton-base: rgba(255, 255, 255, 0.04);
    --skeleton-shimmer: rgba(255, 255, 255, 0.08);
}

html {
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Atmospheric background glow */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: var(--bg-page-glow);
    pointer-events: none;
    z-index: 0;
}

/* --- Auth Gate --- */
.auth-gate {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
    position: relative;
    z-index: 1;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    max-width: 400px;
    width: 100%;
    text-align: center;
}

.auth-card h1 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.auth-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: var(--text-base);
}

.auth-card .input-group {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

/* --- Auth Redirect & Access Denied --- */
.auth-redirect,
.access-denied {
    text-align: center;
}
.auth-redirect a,
.access-denied a {
    color: var(--accent);
    text-decoration: none;
}
.auth-redirect a:hover,
.access-denied a:hover {
    text-decoration: underline;
}

/* --- Shared Input / Button Styles --- */
input[type='text'],
input[type='password'],
input[type='date'] {
    background: var(--bg-page);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-mono);
    padding: 0.45rem 0.65rem;
    font-size: var(--text-sm);
    outline: none;
    transition: border-color var(--transition);
}

/* Auth card inputs stay larger */
.auth-card input[type='password'],
.auth-card input[type='text'] {
    font-family: var(--font-body);
    padding: 0.55rem 0.75rem;
    font-size: var(--text-base);
}

input[type='text']:focus,
input[type='password']:focus,
input[type='date']:focus {
    border-color: var(--accent);
}

.auth-card input[type='text'],
.auth-card input[type='password'] {
    flex: 1;
    min-width: 0;
}

.auth-error {
    color: var(--negative);
    font-size: var(--text-sm);
    min-height: 1.2em;
    margin-top: 0.25rem;
}

input[type='date']::-webkit-calendar-picker-indicator {
    filter: invert(0.7);
    cursor: pointer;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.55rem 1.2rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 500;
    cursor: pointer;
    transition:
        background var(--transition),
        opacity var(--transition);
    white-space: nowrap;
}

.btn:active {
    transform: scale(0.97);
}

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

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    border: 1px solid var(--border-card);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-danger-sm {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.8rem;
    border: 1px solid rgba(255, 59, 48, 0.4);
    border-radius: var(--radius-sm);
    background: rgba(255, 59, 48, 0.1);
    color: #ff6b6b;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition:
        background var(--transition),
        border-color var(--transition);
    white-space: nowrap;
}

.btn-danger-sm:hover {
    background: rgba(255, 59, 48, 0.2);
    border-color: rgba(255, 59, 48, 0.6);
}

/* Refresh button loading state */
.btn.is-loading {
    opacity: 0.6;
    pointer-events: none;
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 0.6;
    }
    50% {
        opacity: 0.3;
    }
}

/* --- Dashboard Layout --- */
.dashboard {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 2rem 3rem;
    position: relative;
    z-index: 1;
}

.hidden {
    display: none !important;
}

/* --- Header --- */
.dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-card);
}

.dashboard-header h1 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.dashboard-header h1::after {
    content: '.';
    color: var(--accent);
    font-weight: 700;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* --- Date Presets --- */
.date-presets {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.preset-pill {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-card);
    border-radius: 999px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 500;
    padding: 0.3rem 0.75rem;
    cursor: pointer;
    transition:
        background var(--transition),
        color var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

.preset-pill:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.preset-pill.active {
    background: var(--accent-button);
    border-color: var(--accent-button);
    color: #fff;
    box-shadow: 0 0 12px rgba(212, 96, 90, 0.25);
}

.preset-divider {
    width: 1px;
    height: 20px;
    background: var(--border-card);
    margin: 0 0.25rem;
}

.date-range-sep {
    color: var(--text-muted);
    font-size: var(--text-sm);
}

/* --- Tab Bar --- */
.tab-bar {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-card);
    padding-bottom: 0;
}

.tab {
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 500;
    padding: 0.6rem 1.25rem;
    cursor: pointer;
    transition:
        color var(--transition),
        border-color var(--transition);
}

.tab:hover {
    color: var(--text-primary);
}

.tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* --- Info-Tip Tooltips --- */
.info-tip {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: help;
    margin-left: 0.3rem;
}

.info-tip::before {
    content: 'i';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 1px solid var(--text-dim);
    font-family: var(--font-body);
    font-size: 9px;
    font-style: italic;
    color: var(--text-dim);
}

.info-tip .tip-text {
    display: none;
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card-elevated);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.75rem;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--text-primary);
    white-space: nowrap;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.info-tip:hover .tip-text,
.info-tip:focus .tip-text {
    display: block;
}

/* --- Stat Cards --- */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 1.25rem 1.25rem 1rem;
    transition:
        border-color var(--transition),
        background var(--transition),
        transform var(--transition),
        box-shadow var(--transition);
}

.stat-card:hover {
    border-color: rgba(255, 255, 255, 0.14);
    background: var(--bg-card-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.stat-card .label {
    font-size: var(--text-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.stat-card .value {
    font-family: var(--font-mono);
    font-size: 1.6rem; /* Design: bumped from 1.35rem for better hero ratio */
    font-weight: 600;
    line-height: 1.1;
    color: var(--text-primary);
}

.stat-card .change {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    margin-top: 0.5rem;
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
}

.change.positive {
    color: var(--positive);
    background: rgba(93, 184, 122, 0.1);
}

.change.negative {
    color: var(--negative);
    background: rgba(201, 64, 64, 0.1);
}

.change.neutral {
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.04);
}

/* --- Chart Grid --- */
.chart-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

.chart-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    position: relative;
    min-height: 340px;
    margin-bottom: 1rem;
}

.chart-panel h3 {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 400;
    margin-bottom: 1rem;
    color: var(--text-muted);
}

/* --- Feature Adoption Grid --- */
.adoption-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* --- Drill-Down Panel --- */
.drill-down {
    border-left: 3px solid var(--accent);
    margin-top: 1rem;
}

.drill-down summary {
    cursor: pointer;
    color: var(--text-muted);
    font-weight: 500;
    padding: 0.6rem 1rem;
    font-family: var(--font-body);
    font-size: var(--text-base);
}

.drill-down[open] summary {
    color: var(--text-primary);
}

.drill-down .chart-panel {
    margin-bottom: 0;
    border-left: none;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* --- Empty States --- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1rem;
    color: var(--text-dim);
    font-size: var(--text-sm);
    text-align: center;
    gap: 0.5rem;
}

.empty-state-icon {
    font-size: 1.5rem;
    opacity: 0.5;
}

/* --- Conversations Table --- */
.table-section {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.table-section h3 {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 400;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.conversations-table {
    width: 100%;
    border-collapse: collapse;
}

.conversations-table th {
    text-align: left;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border-card);
}

.conversations-table td {
    padding: 0.7rem 0.75rem;
    font-size: var(--text-base);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-muted);
}

/* Duration column uses mono font (4th column now, was 3rd) */
.conversations-table td:nth-child(4) {
    font-family: var(--font-mono);
    color: var(--text-primary);
}

/* Date column uses mono font */
.conversations-table td:first-child {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
}

.conversations-table tbody tr {
    cursor: pointer;
    transition: background var(--transition);
}

.conversations-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.025);
}

.conversations-table tbody tr:hover {
    background: var(--accent-light);
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 500;
}

.badge-available {
    background: rgba(93, 184, 122, 0.15);
    color: var(--positive);
}

.badge-none {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
}

.badge-video {
    background: rgba(139, 125, 154, 0.2);
    color: #b8a8d0;
}

.badge-voice {
    background: rgba(90, 157, 173, 0.2);
    color: #7ec0d0;
}

/* --- User Table (mirrors conversations-table) --- */
.user-table {
    width: 100%;
    border-collapse: collapse;
}

.user-table th {
    text-align: left;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border-card);
}

.user-table td {
    padding: 0.7rem 0.75rem;
    font-size: var(--text-base);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-muted);
}

.user-table td:first-child {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
}

.user-table tbody tr {
    transition: background var(--transition);
}

.user-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.025);
}

.user-table tbody tr:hover {
    background: var(--accent-light);
}

/* --- Admin Badge --- */
.admin-badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 500;
    background: rgba(212, 96, 90, 0.15);
    color: var(--accent);
}

/* --- Toggle Button --- */
.toggle-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    padding: 0.3rem 0.75rem;
    cursor: pointer;
    transition:
        background var(--transition),
        color var(--transition);
}
.toggle-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
}
.toggle-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
.toggle-btn.is-admin {
    background: rgba(201, 64, 64, 0.1);
    border-color: rgba(201, 64, 64, 0.3);
    color: var(--negative);
}

/* --- Audit Table (mirrors conversations-table) --- */
.audit-table {
    width: 100%;
    border-collapse: collapse;
}

.audit-table th {
    text-align: left;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border-card);
}

.audit-table td {
    padding: 0.7rem 0.75rem;
    font-size: var(--text-base);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-muted);
}

.audit-table td:first-child {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
}

.audit-table tbody tr {
    transition: background var(--transition);
}

.audit-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.025);
}

.audit-table tbody tr:hover {
    background: var(--accent-light);
}

/* --- Users Header --- */
.users-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}
.search-box input {
    background: var(--bg-page);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    padding: 0.45rem 0.75rem;
    font-size: var(--text-sm);
    outline: none;
    min-width: 200px;
}
.search-box input:focus {
    border-color: var(--accent);
}
.users-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
#user-filter {
    appearance: none;
    background: var(--bg-page);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    padding: 0.45rem 0.75rem;
    font-size: var(--text-sm);
    cursor: pointer;
    outline: none;
}
#user-filter:focus {
    border-color: var(--accent);
}

/* --- Toast Notifications --- */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    z-index: 200;
    animation: fadeIn 0.2s ease;
}
.toast.success {
    background: rgba(93, 184, 122, 0.15);
    color: var(--positive);
    border: 1px solid rgba(93, 184, 122, 0.3);
}
.toast.error {
    background: rgba(201, 64, 64, 0.15);
    color: var(--negative);
    border: 1px solid rgba(201, 64, 64, 0.3);
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
}

.pagination .page-info {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--text-muted);
}

/* --- Transcript Panel --- */
.transcript-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.15s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.transcript-panel {
    background: var(--bg-card-elevated);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    width: 100%;
    max-width: 700px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.2s ease;
}

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

.transcript-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-card);
}

.transcript-header h3 {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 500;
}

.transcript-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: color var(--transition);
}

.transcript-close:hover {
    color: var(--text-primary);
}

.transcript-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.transcript-body::-webkit-scrollbar {
    width: 6px;
}

.transcript-body::-webkit-scrollbar-track {
    background: transparent;
}

.transcript-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

/* Chat bubbles */
.chat-bubble {
    max-width: 80%;
    padding: 0.7rem 1rem;
    border-radius: var(--radius);
    font-size: var(--text-base);
    line-height: 1.55;
    word-wrap: break-word;
    opacity: 0;
    animation: bubbleIn 0.3s ease forwards;
}

.chat-bubble.user {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.06);
    border-bottom-left-radius: 4px;
}

.chat-bubble.assistant {
    align-self: flex-end;
    background: var(--accent);
    color: #fff;
    border-bottom-right-radius: 4px;
}

@keyframes bubbleIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tool calls */
.tool-call {
    align-self: flex-end;
    max-width: 80%;
}

.tool-call summary {
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--accent);
    background: var(--accent-light);
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: background var(--transition);
}

.tool-call summary:hover {
    background: rgba(212, 96, 90, 0.25);
}

.tool-call summary::before {
    content: '\25B6';
    font-size: 0.6rem;
    transition: transform var(--transition);
}

.tool-call[open] summary::before {
    transform: rotate(90deg);
}

.tool-call .tool-result {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.03);
    padding: 0.6rem 0.75rem;
    margin-top: 0.35rem;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    white-space: pre-wrap;
    max-height: 200px;
    overflow-y: auto;
}

.no-transcript {
    text-align: center;
    color: var(--text-muted);
    padding: 2rem;
    font-size: var(--text-base);
}

/* --- Loading / Error States --- */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: var(--text-muted);
    font-size: var(--text-base);
    gap: 0.6rem;
}

.loading-spinner::before {
    content: '';
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-card);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.error-banner {
    background: rgba(201, 64, 64, 0.1);
    border: 1px solid rgba(201, 64, 64, 0.25);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    color: var(--negative);
    font-size: var(--text-base);
    margin-bottom: 1rem;
}

.not-configured-msg {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.not-configured-msg h2 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

/* --- Skeleton Loading --- */
.skeleton .skeleton-line {
    background: var(--skeleton-base);
    border-radius: 4px;
    animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
    0%,
    100% {
        background: var(--skeleton-base);
    }
    50% {
        background: var(--skeleton-shimmer);
    }
}

.skeleton-label {
    width: 60%;
    height: 12px;
    margin-bottom: 8px;
}

.skeleton-value {
    width: 40%;
    height: 24px;
    margin-bottom: 6px;
}

.skeleton-change {
    width: 30%;
    height: 12px;
}

/* --- Entrance Animation --- */
@keyframes cardEnter {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.animate-in {
    animation: cardEnter 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* Elements start invisible until animated */
[data-animate] {
    opacity: 0;
}

/* --- Responsive --- */

/* >= 1200px: default (4 cols stat cards, 2x charts) */

/* 768-1200px */
@media (max-width: 1200px) {
    .stat-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 480-768px */
@media (max-width: 768px) {
    .dashboard {
        padding: 1rem;
    }

    .stat-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .chart-grid {
        grid-template-columns: 1fr;
    }

    .adoption-grid {
        grid-template-columns: 1fr;
    }

    .tab-bar {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-controls {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .date-presets {
        flex-wrap: wrap;
    }

    .conversations-table,
    .user-table,
    .audit-table {
        font-size: var(--text-sm);
    }

    .conversations-table th,
    .conversations-table td,
    .user-table th,
    .user-table td,
    .audit-table th,
    .audit-table td {
        padding: 0.5rem;
    }

    .table-section {
        overflow-x: auto;
    }

    .chat-bubble {
        max-width: 90%;
    }

    .transcript-panel {
        max-height: 95vh;
    }

    .users-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    .users-controls {
        width: 100%;
    }
}

/* < 480px */
@media (max-width: 480px) {
    .stat-cards {
        grid-template-columns: 1fr;
    }

    .conversations-table,
    .user-table,
    .audit-table {
        font-size: var(--text-xs);
    }
}

/* --- M4: Focus-visible indicators --- */
.btn:focus-visible,
.preset-pill:focus-visible,
.tab:focus-visible,
.transcript-close:focus-visible,
.toggle-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.conversations-table tbody tr:focus-visible,
.user-table tbody tr:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
    background: var(--accent-light);
}

/* --- M3: Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    [data-animate] {
        opacity: 1;
    }
}