/* Reset & Base Variables - Anti AI Slop (Zero Gradients, High Contrast, Solid Colors) */
:root {
    --bg-page: #f8fafc;
    --bg-surface: #ffffff;
    --bg-muted: #f1f5f9;
    --border-color: #e2e8f0;
    --border-dark: #cbd5e1;
    
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-primary-light: #eff6ff;
    
    --color-success: #16a34a;
    --color-success-bg: #f0fdf4;
    --color-warning: #d97706;
    --color-warning-bg: #fffbeb;
    --color-danger: #dc2626;
    --color-danger-bg: #fef2f2;
    
    --text-main: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --text-white: #ffffff;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-page);
    color: var(--text-main);
    line-height: 1.5;
    min-height: 100vh;
}

/* Header */
.app-header {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 40;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 42px;
    height: 42px;
    background-color: var(--color-primary);
    color: var(--text-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.brand-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.01em;
}

.brand-subtitle {
    font-size: 13px;
    color: var(--text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    border: 1px solid transparent;
}

.status-badge.warning {
    background-color: var(--color-warning-bg);
    color: var(--color-warning);
    border-color: #fde68a;
}

.status-badge.success {
    background-color: var(--color-success-bg);
    color: var(--color-success);
    border-color: #bbf7d0;
}

.badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: currentColor;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    border: 1px solid transparent;
    transition: all 0.15s ease-in-out;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-hover);
}

.btn-secondary {
    background-color: var(--bg-surface);
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--bg-muted);
    border-color: var(--border-dark);
}

.btn-download {
    background-color: #1e3a8a;
    color: var(--text-white);
    padding: 10px 18px;
    font-size: 14px;
}

.btn-download:hover {
    background-color: #172554;
}

.btn-icon {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    border-radius: var(--radius-sm);
}

.btn-icon:hover {
    color: var(--text-main);
    background-color: var(--bg-muted);
}

/* Main Layout */
.main-container {
    max-width: 1200px;
    margin: 28px auto;
    padding: 0 24px;
}

/* Tabs */
.nav-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 12px 18px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background-color: rgba(37, 99, 235, 0.04);
}

.tab-content {
    display: none;
}

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

/* Cards */
.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
}

.card-header {
    margin-bottom: 20px;
}

.card-header h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 6px;
}

.text-muted {
    color: var(--text-muted);
    font-size: 14px;
}

.text-sm {
    font-size: 13px;
}

/* Drop Zone */
.drop-zone {
    border: 2px dashed var(--border-dark);
    border-radius: var(--radius-md);
    background-color: var(--bg-page);
    padding: 44px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s ease;
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.drop-zone-icon {
    margin-bottom: 14px;
}

.drop-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 4px;
}

.drop-sub {
    font-size: 13px;
    color: var(--text-muted);
}

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

.font-medium {
    font-weight: 600;
}

.format-tags {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 18px;
}

.tag {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-secondary);
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
}

/* Selected File Bar */
.file-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-muted);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-top: 16px;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.file-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
}

.file-size {
    font-size: 12px;
    color: var(--text-muted);
}

.form-actions {
    margin-top: 24px;
    display: flex;
    justify-content: flex-end;
}

/* Processing Card & Progress Bar */
.processing-card {
    padding: 32px 28px;
    border: 1px solid var(--border-color);
}

.processing-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.processing-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    border: 1px solid #bfdbfe;
    font-size: 12.5px;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 9999px;
}

.badge-dot-pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-primary);
    animation: dot-pulse 1.4s ease-in-out infinite;
}

@keyframes dot-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(0.8); }
}

.progress-percent-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
}

.processing-progress-bar {
    width: 100%;
    height: 10px;
    background-color: var(--bg-muted);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 20px;
}

.progress-fill {
    height: 100%;
    width: 0%;
    background-color: var(--color-primary);
    border-radius: 6px;
    transition: width 0.5s ease-in-out;
}

.processing-content {
    text-align: left;
    margin-bottom: 18px;
}

.processing-content h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 4px;
}

.processing-step-desc {
    font-size: 14.5px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.processing-file-meta {
    font-size: 12.5px;
    color: var(--text-muted);
    margin-top: 6px;
}

.background-info-box {
    display: flex;
    align-items: center;
    gap: 12px;
    background-color: var(--bg-page);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.shrink-0 {
    flex-shrink: 0;
}

.processing-error-box {
    margin-top: 16px;
    padding: 16px;
    background-color: var(--color-danger-bg);
    border: 1px solid #fecaca;
    border-radius: var(--radius-md);
    text-align: left;
}

.text-danger {
    color: var(--color-danger);
    font-size: 13.5px;
    font-weight: 500;
}

/* Result Card */
.result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 20px;
    gap: 16px;
}

.badge-success {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    background-color: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid #bbf7d0;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
}

.result-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 4px;
}

.result-meta {
    font-size: 13px;
    color: var(--text-muted);
}

/* Sub-tabs */
.sub-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.sub-tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 10px 16px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
}

.sub-tab-btn:hover {
    color: var(--text-main);
}

.sub-tab-btn.active {
    color: #1e3a8a;
    border-bottom-color: #1e3a8a;
}

.subtab-content {
    display: none;
}

.subtab-content.active {
    display: block;
}

/* Sections in MoM */
.section-block {
    margin-bottom: 24px;
}

.section-title {
    font-size: 15px;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 10px;
}

.text-body {
    font-size: 14px;
    color: var(--text-secondary);
}

.leading-relaxed {
    line-height: 1.7;
}

.discussion-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.discussion-item {
    background-color: var(--bg-page);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
}

.discussion-topic {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 4px;
}

.decisions-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.decisions-list li {
    font-size: 14px;
    color: var(--text-secondary);
    position: relative;
    padding-left: 20px;
}

.decisions-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    text-align: left;
}

.data-table th {
    background-color: #1e3a8a;
    color: var(--text-white);
    padding: 10px 14px;
    font-weight: 600;
    border: 1px solid #1e3a8a;
}

.data-table td {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.data-table tr:nth-child(even) td {
    background-color: #f8fafc;
}

/* Transcript list */
.transcript-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 6px;
}

.transcript-item {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-page);
    border: 1px solid var(--border-color);
    font-size: 13.5px;
}

.transcript-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.transcript-time {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11.5px;
    color: var(--text-muted);
}

.transcript-speaker {
    font-weight: 700;
    color: #1e3a8a;
}

.transcript-text {
    color: var(--text-main);
    line-height: 1.5;
}

/* VPS Callout */
.vps-callout {
    display: flex;
    gap: 14px;
    background-color: var(--color-primary-light);
    border: 1px solid #bfdbfe;
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 24px;
}

.callout-title {
    font-size: 14px;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 4px;
}

.callout-text {
    font-size: 13px;
    color: var(--text-secondary);
}

.code-badge {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-dark);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 4px;
    color: #1e3a8a;
}

/* Forms */
.form-group {
    margin-bottom: 18px;
}

.form-row {
    display: flex;
    gap: 16px;
}

.flex-1 {
    flex: 1;
}

.form-label {
    display: block;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 6px;
}

.form-input, .form-select {
    width: 100%;
    padding: 9px 12px;
    font-size: 14px;
    font-family: inherit;
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    background-color: var(--bg-surface);
    color: var(--text-main);
    outline: none;
    transition: border-color 0.15s ease;
}

.form-input:focus, .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 1px var(--color-primary);
}

.form-hint {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

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

.form-hint a:hover {
    text-decoration: underline;
}

/* Bot Status Box */
.bot-status-box {
    margin-top: 20px;
    padding: 16px;
    background-color: var(--bg-muted);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-indicator-ping {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--color-success);
    flex-shrink: 0;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
}

.modal-card {
    background-color: var(--bg-surface);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-main);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 24px;
    background-color: var(--bg-page);
    border-top: 1px solid var(--border-color);
}

.mb-4 {
    margin-bottom: 16px;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background-color: #0f172a;
    color: #ffffff;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 500;
    box-shadow: var(--shadow-md);
    z-index: 60;
    transition: all 0.2s ease;
}

.toast.error {
    background-color: var(--color-danger);
}

.toast.success {
    background-color: var(--color-success);
}

.empty-state {
    text-align: center;
    padding: 48px 20px;
}

.empty-text {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 12px;
}

.hidden {
    display: none !important;
}