/* =============================================================================
   Bot Admin CSS - Contract-konform
   ============================================================================= */

/* -----------------------------------------------------------------------------
   CSS Variables (Design Tokens)
   ----------------------------------------------------------------------------- */
:root {
    /* Colors */
    --color-primary: #1a56db;
    --color-primary-hover: #1e40af;
    --color-text: #1f2937;
    --color-text-secondary: #6b7280;
    --color-bg: #ffffff;
    --color-bg-secondary: #f9fafb;
    --color-border: #e5e7eb;

    /* Status Colors (CSS Contract COL-003) */
    --color-success: #155724;
    --color-success-bg: #d4edda;
    --color-error: #721c24;
    --color-error-bg: #f8d7da;
    --color-warning: #856404;
    --color-warning-bg: #fff3cd;
    --color-info: #004085;
    --color-info-bg: #cce5ff;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;

    /* Layout */
    --header-height: 56px;
    --content-max-width: 1200px;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
}

/* -----------------------------------------------------------------------------
   Reset & Base (CSS Contract LAY-001)
   ----------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-bg-secondary);
}

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

a:hover {
    text-decoration: underline;
}

a:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* -----------------------------------------------------------------------------
   Header & Navigation (Top-Nav Desktop)
   ----------------------------------------------------------------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    padding: 0 var(--space-lg);
    z-index: 100;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.brand-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    color: var(--color-text);
}

.brand-link:hover {
    text-decoration: none;
}

.brand-logo {
    width: 28px;
    height: 28px;
}

.nav-menu {
    display: flex;
    gap: var(--space-xs);
    margin-left: var(--space-xl);
}

.nav-menu a {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.nav-menu a:hover {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    text-decoration: none;
}

.nav-menu a.active {
    background: var(--color-primary);
    color: #fff;
}

.header-user {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.9rem;
}

.user-name {
    color: var(--color-text-secondary);
}

.logout-link {
    color: var(--color-text-secondary);
}

/* -----------------------------------------------------------------------------
   CSS-only Hamburger Menu (Mobile)
   ----------------------------------------------------------------------------- */
.nav-toggle {
    display: none;
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 24px;
    height: 24px;
    cursor: pointer;
}

.nav-hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    transition: transform 0.3s, opacity 0.3s;
}

.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 90;
}

/* Hamburger Animation */
.nav-toggle:checked ~ .header .nav-hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle:checked ~ .header .nav-hamburger span:nth-child(2) {
    opacity: 0;
}

.nav-toggle:checked ~ .header .nav-hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.nav-toggle:checked ~ .nav-overlay {
    display: block;
}

/* -----------------------------------------------------------------------------
   Main Content
   ----------------------------------------------------------------------------- */
.main {
    margin-top: var(--header-height);
    padding: var(--space-xl);
    max-width: var(--content-max-width);
    margin-left: auto;
    margin-right: auto;
}

/* -----------------------------------------------------------------------------
   Breadcrumb (View Structure Contract SHW-001)
   ----------------------------------------------------------------------------- */
.breadcrumb {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.breadcrumb a {
    color: var(--color-text-secondary);
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

/* -----------------------------------------------------------------------------
   Typography
   ----------------------------------------------------------------------------- */
h1 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 0 var(--space-lg) 0;
    color: var(--color-text);
}

h2 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: var(--space-xl) 0 var(--space-md) 0;
    color: var(--color-text);
}

/* -----------------------------------------------------------------------------
   Stats Grid (Only for Dashboard, NO Cards)
   ----------------------------------------------------------------------------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat-item {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* -----------------------------------------------------------------------------
   Tables (HTML Tables Contract)
   ----------------------------------------------------------------------------- */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

table th,
table td {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

table th {
    background: var(--color-bg-secondary);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-text-secondary);
    cursor: pointer;
    user-select: none;
}

table th[data-sort]:hover {
    background: var(--color-border);
}

table th[data-sort]::after {
    content: ' \2195';
    opacity: 0.3;
}

table th[data-sort].sort-asc::after {
    content: ' \2191';
    opacity: 1;
}

table th[data-sort].sort-desc::after {
    content: ' \2193';
    opacity: 1;
}

table tbody tr:hover {
    background: var(--color-bg-secondary);
}

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

.table-empty {
    padding: var(--space-xl);
    text-align: center;
    color: var(--color-text-secondary);
}

/* Truncate long text */
.truncate {
    max-width: 300px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* -----------------------------------------------------------------------------
   Table Controls (Filters)
   ----------------------------------------------------------------------------- */
.filters {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.filters input[type="search"] {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    min-width: 250px;
}

.filters input[type="search"]:focus {
    outline: none;
    border-color: var(--color-primary);
}

.filters select {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    background: var(--color-bg);
}

/* -----------------------------------------------------------------------------
   Forms (View Structure Contract NEW-001)
   ----------------------------------------------------------------------------- */
.form {
    max-width: 600px;
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 500;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
}

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

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-textarea--large {
    min-height: 250px;
}

.form-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

/* -----------------------------------------------------------------------------
   Buttons
   ----------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    cursor: pointer;
    background: var(--color-bg);
    color: var(--color-text);
    text-decoration: none;
}

.btn:hover {
    background: var(--color-bg-secondary);
    text-decoration: none;
}

.btn:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

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

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

.btn--danger {
    background: var(--color-error-bg);
    border-color: var(--color-error-bg);
    color: var(--color-error);
}

.btn--danger:hover {
    background: #f5c6cb;
}

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

/* Page Actions (Contract: page-actions container) */
.page-actions {
    margin-bottom: var(--space-lg);
}

/* Action Bar for Detail Views */
.action-bar {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* -----------------------------------------------------------------------------
   Badges (Status)
   ----------------------------------------------------------------------------- */
.badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.badge--pending {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.badge--active,
.badge--completed {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.badge--inactive,
.badge--failed {
    background: var(--color-error-bg);
    color: var(--color-error);
}

.badge--info {
    background: var(--color-info-bg);
    color: var(--color-info);
}

.badge--auth {
    background: #fff3cd;
    color: #856404;
}

.badge--faq {
    background: #cce5ff;
    color: #004085;
}

.badge--user {
    background: #d4edda;
    color: #155724;
}

.badge--system {
    background: #e2e3e5;
    color: #383d41;
}

.badge--other {
    background: #f8f9fa;
    color: #6c757d;
}

/* -----------------------------------------------------------------------------
   Alerts
   ----------------------------------------------------------------------------- */
.alert {
    padding: var(--space-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-lg);
}

.alert-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: var(--color-error-bg);
    color: var(--color-error);
    border: 1px solid #f5c6cb;
}

/* -----------------------------------------------------------------------------
   HTMX Messages (HTMX Contract)
   ----------------------------------------------------------------------------- */
.htmx-messages {
    position: fixed;
    top: calc(var(--header-height) + var(--space-md));
    right: var(--space-md);
    z-index: 1000;
    max-width: 400px;
}

.htmx-messages .alert {
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* HTMX Loading Indicator */
.htmx-indicator {
    display: none;
}

.htmx-request .htmx-indicator {
    display: inline;
}

.htmx-request .htmx-content {
    display: none;
}

/* -----------------------------------------------------------------------------
   Pagination
   ----------------------------------------------------------------------------- */
.pagination {
    display: flex;
    gap: var(--space-xs);
    margin-top: var(--space-lg);
}

.pagination a,
.pagination span {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
}

.pagination a:hover {
    background: var(--color-bg-secondary);
    text-decoration: none;
}

.pagination .current {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

/* -----------------------------------------------------------------------------
   Back Link (Contract SHW-004)
   ----------------------------------------------------------------------------- */
.back-link {
    margin-top: var(--space-xl);
}

/* -----------------------------------------------------------------------------
   Responsive (Mobile)
   ----------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .nav-hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        bottom: 0;
        width: 280px;
        background: var(--color-bg);
        border-right: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--space-md);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 95;
        margin-left: 0;
    }

    .nav-toggle:checked ~ .header .nav-menu {
        transform: translateX(0);
    }

    .nav-menu a {
        padding: var(--space-md);
        border-radius: var(--radius-sm);
    }

    .header-user {
        display: none;
    }

    .nav-toggle:checked ~ .header .header-user {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        width: 280px;
        padding: var(--space-md);
        border-top: 1px solid var(--color-border);
        background: var(--color-bg);
        z-index: 95;
    }

    .main {
        padding: var(--space-md);
    }

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

    .filters {
        flex-direction: column;
    }

    .filters input[type="search"] {
        min-width: 100%;
    }

    table {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .brand-text {
        display: none;
    }
}

/* -----------------------------------------------------------------------------
   Quality Dashboard
   ----------------------------------------------------------------------------- */
.stats-grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

.stat-card--success {
    background: var(--color-success-bg);
    border-color: var(--color-success);
}

.stat-card--warning {
    background: var(--color-warning-bg);
    border-color: var(--color-warning);
}

.stat-card--danger {
    background: var(--color-error-bg);
    border-color: var(--color-error);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
}

.card h2 {
    font-size: 1rem;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.reaction-bars {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.reaction-bar {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.reaction-label {
    width: 60px;
    font-size: 0.875rem;
}

.bar-container {
    flex: 1;
    height: 24px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.bar {
    height: 100%;
    border-radius: var(--radius-sm);
    transition: width 0.3s ease;
}

.bar--positive {
    background: #22c55e;
}

.bar--negative {
    background: #ef4444;
}

.reaction-count {
    width: 40px;
    text-align: right;
    font-weight: 600;
}

.score-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.score-item {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
}

.score-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.score-value {
    font-weight: 600;
}

.score-value--good {
    color: #22c55e;
}

.score-value--bad {
    color: #ef4444;
}

.trend-chart {
    display: flex;
    align-items: flex-end;
    height: 120px;
    gap: 2px;
    padding-top: var(--space-md);
}

.trend-bar-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.trend-bar {
    width: 100%;
    background: var(--color-primary);
    border-radius: 2px 2px 0 0;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: 2px;
}

.trend-segment {
    width: 100%;
    position: absolute;
    bottom: 0;
}

.trend-segment--positive {
    background: #22c55e;
}

.trend-segment--negative {
    background: #ef4444;
}

.trend-label {
    font-size: 0.625rem;
    color: var(--color-text-secondary);
    margin-top: 2px;
}

.hourly-chart {
    display: flex;
    align-items: flex-end;
    height: 80px;
    gap: 2px;
}

.hourly-bar-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.hourly-bar {
    width: 100%;
    background: var(--color-primary);
    border-radius: 2px 2px 0 0;
    min-height: 1px;
}

.hourly-label {
    font-size: 0.625rem;
    color: var(--color-text-secondary);
    margin-top: 2px;
}

.select-input {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    background: var(--color-bg);
}

@media (max-width: 768px) {
    .stats-grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

/* -----------------------------------------------------------------------------
   Tags
   ----------------------------------------------------------------------------- */
.tag-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--color-border);
}

.tag-badge--large {
    padding: 0.5rem 1rem;
    font-size: 1rem;
}

.color-picker-row {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.form-color {
    width: 60px;
    height: 40px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.color-preview {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    border: 1px solid var(--color-border);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.tag-checkbox {
    display: none;
}

.tag-checkbox + label {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.2s;
    border: 1px solid var(--color-border);
}

.tag-checkbox:checked + label {
    opacity: 1;
}

.score-badge {
    display: inline-block;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

.score-badge--high {
    background: #dcfce7;
    color: #166534;
}

.score-badge--medium {
    background: #fef9c3;
    color: #854d0e;
}

.score-badge--low {
    background: #fee2e2;
    color: #991b1b;
}

/* -----------------------------------------------------------------------------
   Improve View
   ----------------------------------------------------------------------------- */
.improve-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.improve-column h2 {
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.improve-box {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
}

.improve-box h3 {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.improve-box h3:not(:first-child) {
    margin-top: var(--space-lg);
}

.improve-box--original {
    background: var(--color-bg-secondary);
}

.improve-box .answer-text {
    line-height: 1.6;
}

.improve-box .score-info {
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.improve-changes,
.improve-reasoning {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
}

.improve-changes h4,
.improve-reasoning h4 {
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.improve-changes ul {
    margin: 0;
    padding-left: var(--space-lg);
}

.improve-changes li {
    margin-bottom: var(--space-xs);
}

.improve-reasoning p {
    margin: 0;
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .improve-comparison {
        grid-template-columns: 1fr;
    }
}