/**
 * roMVP - Ocampo Design System (ODS) Edition
 *
 * Early Adopter Testing & MVP Builder Platform
 * Based on ODS v1.0 - Adaptive Density System
 *
 * Roberto Ocampo <rocampo@ocampo.ai>
 * Ocampo Lab 2026
 */

/* ============================================================
   ODS Variables - Base System (DENSE MODE DEFAULT - v2.0)
   Padding reduced by 50% for compact UI
   ============================================================ */
:root {
    /* === COLORES ODS === */
    --ods-bg-body: #0f172a;
    --ods-bg-card: #1e293b;
    --ods-bg-elevated: #334155;
    --ods-bg-input: #334155;
    --ods-bg-hover: #475569;

    --ods-text-primary: #f8fafc;
    --ods-text-secondary: #94a3b8;
    --ods-text-muted: #64748b;

    --ods-accent-primary: #6366f1;
    --ods-accent-primary-rgb: 99, 102, 241;
    --ods-accent-primary-light: #818cf8;
    --ods-accent-primary-dark: #4f46e5;
    --ods-accent-success: #10b981;
    --ods-accent-warning: #f59e0b;
    --ods-accent-error: #ef4444;
    --ods-accent-info: #3b82f6;
    --ods-accent-secondary: #8b5cf6;

    --ods-border: #334155;
    --ods-border-hover: #475569;
    --ods-border-focus: var(--ods-accent-primary);

    /* === GRADIENTES ODS === */
    --ods-gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --ods-gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --ods-gradient-dark: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);

    /* === BORDES ODS === */
    --ods-radius-sm: 4px;
    --ods-radius-md: 6px;
    --ods-radius-lg: 8px;
    --ods-radius-xl: 12px;
    --ods-radius-full: 9999px;

    /* === SOMBRAS ODS === */
    --ods-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --ods-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --ods-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --ods-shadow-glow: 0 0 0 2px rgba(99, 102, 241, 0.15), 0 4px 12px rgba(99, 102, 241, 0.1);

    /* === SPACING ODS - DENSE MODE (50% reduced) === */
    --ods-space-2xs: 2px;
    --ods-space-xs: 4px;
    --ods-space-sm: 6px;
    --ods-space-md: 8px;
    --ods-space-lg: 12px;
    --ods-space-xl: 16px;
    --ods-space-2xl: 24px;

    --ods-padding-card: 12px;
    --ods-padding-section: 24px 12px;
    --ods-padding-btn: 6px 12px;
    --ods-padding-btn-sm: 4px 8px;
    --ods-padding-btn-lg: 8px 16px;
    --ods-padding-input: 6px 10px;

    --ods-gap-grid: 12px;
    --ods-gap-list: 8px;
    --ods-gap-inline: 6px;

    /* === TIPOGRAFIA ODS === */
    --ods-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --ods-font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* === LEGACY ALIASES (for backwards compatibility) === */
    --primary: var(--ods-accent-primary);
    --primary-rgb: var(--ods-accent-primary-rgb);
    --primary-dark: var(--ods-accent-primary-dark);
    --primary-light: var(--ods-accent-primary-light);
    --secondary: var(--ods-accent-success);
    --secondary-dark: #059669;
    --accent: var(--ods-accent-warning);
    --bg-dark: var(--ods-bg-body);
    --bg-card: var(--ods-bg-card);
    --bg-input: var(--ods-bg-input);
    --bg-hover: var(--ods-bg-hover);
    --text-primary: var(--ods-text-primary);
    --text-secondary: var(--ods-text-secondary);
    --text-muted: var(--ods-text-muted);
    --success: var(--ods-accent-success);
    --warning: var(--ods-accent-warning);
    --error: var(--ods-accent-error);
    --info: var(--ods-accent-info);
    --border: var(--ods-border);
    --shadow: var(--ods-shadow-sm);
    --shadow-lg: var(--ods-shadow-lg);
    --font-sans: var(--ods-font-sans);
    --font-mono: var(--ods-font-mono);
    --radius-sm: var(--ods-radius-sm);
    --radius-md: var(--ods-radius-md);
    --radius-lg: var(--ods-radius-lg);
    --radius-full: var(--ods-radius-full);
    --space-2xs: var(--ods-space-2xs);
    --space-xs: var(--ods-space-xs);
    --space-sm: var(--ods-space-sm);
    --space-md: var(--ods-space-md);
    --space-lg: var(--ods-space-lg);
    --space-xl: var(--ods-space-xl);
    --space-2xl: var(--ods-space-2xl);
}

/* ============================================================
   ODS Dense Mode - Automatic Compact Layout
   ============================================================ */
[data-ods-density="dense"],
.ods-dense {
    --ods-space-2xs: 2px;
    --ods-space-xs: 4px;
    --ods-space-sm: 6px;
    --ods-space-md: 8px;
    --ods-space-lg: 12px;
    --ods-space-xl: 16px;
    --ods-space-2xl: 24px;

    --ods-padding-card: 12px;
    --ods-padding-section: 24px 12px;
    --ods-padding-btn: 6px 12px;
    --ods-padding-btn-sm: 4px 8px;
    --ods-padding-input: 6px 10px;

    --ods-gap-grid: 12px;
    --ods-gap-list: 8px;
    --ods-gap-inline: 6px;

    /* Update legacy aliases */
    --space-2xs: var(--ods-space-2xs);
    --space-xs: var(--ods-space-xs);
    --space-sm: var(--ods-space-sm);
    --space-md: var(--ods-space-md);
    --space-lg: var(--ods-space-lg);
    --space-xl: var(--ods-space-xl);
    --space-2xl: var(--ods-space-2xl);

    font-size: 14px;
}

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

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

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

a {
    color: var(--ods-accent-primary-light);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--ods-accent-primary);
}

/* ============================================================
   Layout
   ============================================================ */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--ods-space-md);
}

.container-sm { max-width: 560px; }
.container-lg { max-width: 1320px; }

/* ============================================================
   Navegacion
   ============================================================ */
.navbar {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--ods-border);
    padding: var(--ods-space-sm) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--ods-space-xs);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ods-text-primary);
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--ods-gradient-primary);
    border-radius: var(--ods-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.nav-links {
    display: flex;
    gap: var(--ods-space-sm);
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--ods-text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    padding: var(--ods-space-xs) var(--ods-space-sm);
    border-radius: var(--ods-radius-sm);
    transition: all 0.2s ease;
}

.nav-links a:hover {
    color: var(--ods-text-primary);
    background: var(--ods-bg-input);
    transform: translateY(-1px);
}

.nav-links a.active {
    color: var(--ods-accent-primary-light);
    background: rgba(99, 102, 241, 0.15);
}

/* Language Switcher - Minimal Style */
.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: var(--ods-space-2xs);
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 0;
    color: var(--ods-text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
}

.lang-switch:hover {
    background: transparent;
    color: var(--ods-accent-primary-light);
    border-color: transparent;
    transform: scale(1.05);
    box-shadow: none;
}

/* Gear Icon for Dashboard */
.nav-gear-icon {
    font-size: 1.2rem;
    color: var(--ods-text-secondary);
    transition: all 0.3s ease;
    text-decoration: none;
    padding: var(--ods-space-xs);
}

.nav-gear-icon:hover {
    color: #fbbf24;
    transform: rotate(15deg);
}

.nav-gear-icon.active {
    color: #f97316;
}

/* Credits Display with Glow */
.credits-display {
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
}

.credits-display:hover {
    color: var(--ods-accent-primary-light) !important;
}

.credits-display strong {
    color: var(--ods-accent-success);
    transition: all 0.3s ease;
}

.credits-display:hover strong {
    text-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
    animation: creditsPulse 1.5s ease-in-out infinite;
}

@keyframes creditsPulse {
    0%, 100% { text-shadow: 0 0 8px rgba(16, 185, 129, 0.6); }
    50% { text-shadow: 0 0 16px rgba(16, 185, 129, 0.9); }
}

/* ============================================================
   Hero Section
   ============================================================ */
.hero {
    padding: var(--ods-space-xl) 0;
    text-align: center;
    background: var(--ods-gradient-dark);
}

.hero h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: var(--ods-space-sm);
    background: linear-gradient(135deg, var(--ods-text-primary) 0%, var(--ods-accent-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.05rem;
    color: var(--ods-text-secondary);
    max-width: 540px;
    margin: 0 auto var(--ods-space-lg);
}

/* ============================================================
   Botones (ODS Enhanced)
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--ods-space-xs);
    padding: var(--ods-padding-btn);
    border-radius: var(--ods-radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.4s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--ods-gradient-primary);
    color: white;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--ods-shadow-glow), 0 4px 16px rgba(99, 102, 241, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    background: var(--ods-bg-input);
    color: var(--ods-text-primary);
    border: 1px solid var(--ods-border);
}

.btn-secondary:hover {
    background: var(--ods-bg-hover);
    border-color: var(--ods-accent-primary);
    transform: translateY(-1px);
    box-shadow: var(--ods-shadow-md);
}

.btn-success {
    background: var(--ods-gradient-success);
    color: white;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, var(--ods-accent-error) 0%, #dc2626 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.4);
}

.btn-lg {
    padding: var(--ods-padding-btn-lg);
    font-size: 1rem;
    border-radius: var(--ods-radius-lg);
}

.btn-sm {
    padding: var(--ods-padding-btn-sm);
    font-size: 0.8rem;
    border-radius: var(--ods-radius-sm);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.btn:disabled::before {
    display: none;
}

/* ============================================================
   Cards (ODS Enhanced with Glow)
   ============================================================ */
.card {
    background: var(--ods-bg-card);
    border: 1px solid var(--ods-border);
    border-radius: var(--ods-radius-lg);
    padding: var(--ods-padding-card);
    transition: all 0.2s ease;
}

.card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--ods-shadow-glow);
}

.card-header {
    margin-bottom: var(--ods-space-md);
    padding-bottom: var(--ods-space-sm);
    border-bottom: 1px solid var(--ods-border);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--ods-space-2xs);
}

.card-subtitle {
    color: var(--ods-text-secondary);
    font-size: 0.85rem;
}

/* ============================================================
   Formularios
   ============================================================ */
.form-group {
    margin-bottom: var(--ods-space-md);
}

.form-label {
    display: block;
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: var(--ods-space-xs);
    color: var(--ods-text-primary);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--ods-padding-input);
    background: var(--ods-bg-input);
    border: 2px solid var(--ods-border);
    border-radius: var(--ods-radius-md);
    color: var(--ods-text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: all 0.2s ease;
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
    border-color: var(--ods-border-hover);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--ods-accent-primary);
    box-shadow: var(--ods-shadow-glow);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    background: var(--ods-bg-card);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--ods-text-muted);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-error {
    color: var(--ods-accent-error);
    font-size: 0.8rem;
    margin-top: var(--ods-space-2xs);
}

.form-hint {
    color: var(--ods-text-muted);
    font-size: 0.8rem;
    margin-top: var(--ods-space-2xs);
}

/* ============================================================
   Alerts (ODS Style)
   ============================================================ */
.alert {
    padding: var(--ods-space-sm) var(--ods-space-md);
    border-radius: var(--ods-radius-md);
    margin-bottom: var(--ods-space-sm);
    display: flex;
    align-items: center;
    gap: var(--ods-space-sm);
    font-size: 0.9rem;
    border-left: 4px solid;
    animation: ods-slide-in 0.3s ease;
}

@keyframes ods-slide-in {
    from {
        opacity: 0;
        transform: translateX(-12px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--ods-accent-success);
    color: var(--ods-accent-success);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--ods-accent-error);
    color: var(--ods-accent-error);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: var(--ods-accent-warning);
    color: var(--ods-accent-warning);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--ods-accent-info);
    color: var(--ods-accent-info);
}

/* ============================================================
   Progress / Stages
   ============================================================ */
.stages {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--ods-space-lg);
    position: relative;
}

.stages::before {
    content: '';
    position: absolute;
    top: 16px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--ods-border);
    z-index: 0;
}

.stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    flex: 1;
}

.stage-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--ods-bg-input);
    border: 2px solid var(--ods-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: var(--ods-space-xs);
    transition: all 0.2s ease;
}

.stage.active .stage-number {
    background: var(--ods-accent-primary);
    border-color: var(--ods-accent-primary);
    color: white;
    box-shadow: var(--ods-shadow-glow);
}

.stage.completed .stage-number {
    background: var(--ods-accent-success);
    border-color: var(--ods-accent-success);
    color: white;
}

.stage-label {
    font-size: 0.75rem;
    color: var(--ods-text-muted);
    text-align: center;
}

.stage.active .stage-label,
.stage.completed .stage-label {
    color: var(--ods-text-primary);
}

/* ============================================================
   Timer
   ============================================================ */
.timer {
    background: var(--ods-bg-card);
    border: 2px solid var(--ods-accent-primary);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-space-md);
    text-align: center;
    margin-bottom: var(--ods-space-lg);
}

.timer-value {
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--ods-font-mono);
    color: var(--ods-accent-primary-light);
}

.timer-label {
    color: var(--ods-text-secondary);
    font-size: 0.8rem;
    margin-top: var(--ods-space-2xs);
}

.timer.warning { border-color: var(--ods-accent-warning); }
.timer.warning .timer-value { color: var(--ods-accent-warning); }
.timer.danger { border-color: var(--ods-accent-error); animation: ods-pulse 1s infinite; }
.timer.danger .timer-value { color: var(--ods-accent-error); }

@keyframes ods-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ============================================================
   Dashboard Grid
   ============================================================ */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--ods-gap-grid);
}

.stat-card {
    background: var(--ods-bg-card);
    border: 1px solid var(--ods-border);
    border-radius: var(--ods-radius-lg);
    padding: var(--ods-padding-card);
    transition: all 0.2s ease;
    cursor: default;
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: var(--ods-shadow-glow);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--ods-text-primary);
    transition: color 0.2s ease;
}

.stat-card:hover .stat-value {
    color: var(--ods-accent-primary-light);
}

.stat-label {
    color: var(--ods-text-secondary);
    font-size: 0.8rem;
    margin-top: var(--ods-space-2xs);
}

/* Dense mode adjustments for stats */
[data-ods-density="dense"] .stat-card {
    padding: var(--ods-padding-card);
}

[data-ods-density="dense"] .stat-value {
    font-size: 1.5rem;
}

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

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

.table th,
.table td {
    padding: var(--ods-space-sm) var(--ods-space-md);
    text-align: left;
    border-bottom: 1px solid var(--ods-border);
    font-size: 0.9rem;
}

.table th {
    background: var(--ods-bg-elevated);
    font-weight: 600;
    color: var(--ods-text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.table tbody tr {
    transition: all 0.2s ease;
}

.table tbody tr:hover {
    background: var(--ods-bg-hover);
}

/* Dense mode for tables */
[data-ods-density="dense"] .table th,
[data-ods-density="dense"] .table td {
    padding: var(--ods-space-xs) var(--ods-space-sm);
    font-size: 0.85rem;
}

[data-ods-density="dense"] .table th {
    font-size: 0.75rem;
}

/* ============================================================
   Badges
   ============================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--ods-space-2xs) var(--ods-space-sm);
    border-radius: var(--ods-radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    transition: all 0.2s ease;
}

.badge:hover {
    transform: scale(1.05);
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--ods-accent-success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--ods-accent-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-error {
    background: rgba(239, 68, 68, 0.2);
    color: var(--ods-accent-error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
    background: rgba(59, 130, 246, 0.2);
    color: var(--ods-accent-info);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-primary {
    background: rgba(99, 102, 241, 0.2);
    color: var(--ods-accent-primary-light);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

/* ============================================================
   Auth Pages
   ============================================================ */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--ods-space-md);
}

.auth-card {
    width: 100%;
    max-width: 380px;
}

.auth-header {
    text-align: center;
    margin-bottom: var(--ods-space-lg);
}

.auth-logo {
    width: 52px;
    height: 52px;
    background: var(--ods-gradient-primary);
    border-radius: var(--ods-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin: 0 auto var(--ods-space-sm);
}

.auth-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--ods-space-2xs);
}

.auth-subtitle {
    color: var(--ods-text-secondary);
    font-size: 0.9rem;
}

/* ============================================================
   PIN Input
   ============================================================ */
.pin-input {
    display: flex;
    gap: var(--ods-space-xs);
    justify-content: center;
    margin: var(--ods-space-md) 0;
}

.pin-digit {
    width: 42px;
    height: 50px;
    text-align: center;
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--ods-font-mono);
    background: var(--ods-bg-input);
    border: 2px solid var(--ods-border);
    border-radius: var(--ods-radius-sm);
    color: var(--ods-text-primary);
    transition: border-color 0.2s ease;
}

.pin-digit:focus {
    outline: none;
    border-color: var(--ods-accent-primary);
    box-shadow: var(--ods-shadow-glow);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

/* ============================================================
   Loading / Spinner
   ============================================================ */
.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--ods-border);
    border-top-color: var(--ods-accent-primary);
    border-radius: 50%;
    animation: ods-spin 0.7s linear infinite;
}

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

.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-text {
    margin-top: var(--ods-space-sm);
    color: var(--ods-text-secondary);
    font-size: 0.9rem;
}

/* ============================================================
   Feature Grid
   ============================================================ */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--ods-gap-grid);
}

.feature-card {
    background: var(--ods-bg-card);
    border: 1px solid var(--ods-border);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-padding-card);
    text-align: center;
    transition: all 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--ods-shadow-glow);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--ods-gradient-primary);
    border-radius: var(--ods-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin: 0 auto var(--ods-space-sm);
}

.feature-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--ods-space-xs);
}

.feature-desc {
    color: var(--ods-text-secondary);
    font-size: 0.85rem;
    line-height: 1.4;
}

/* ============================================================
   Stages Preview
   ============================================================ */
.stages-preview {
    background: var(--ods-bg-card);
    border: 1px solid var(--ods-border);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-padding-card);
    margin-top: var(--ods-space-lg);
}

.stages-preview h2 {
    text-align: center;
    margin-bottom: var(--ods-space-lg);
    font-size: 1.25rem;
}

.stage-item {
    display: flex;
    align-items: flex-start;
    gap: var(--ods-space-md);
    padding: var(--ods-space-md) 0;
    border-bottom: 1px solid var(--ods-border);
}

.stage-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.stage-item:first-of-type {
    padding-top: 0;
}

.stage-num {
    width: 40px;
    height: 40px;
    background: var(--ods-accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

.stage-content h3 {
    font-size: 1rem;
    margin-bottom: var(--ods-space-2xs);
}

.stage-content p {
    color: var(--ods-text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* ============================================================
   CTA Section
   ============================================================ */
.cta-section {
    text-align: center;
    padding: var(--ods-space-xl) 0;
    background: var(--ods-gradient-dark);
    margin-top: var(--ods-space-lg);
}

.cta-section h2 {
    font-size: 1.5rem;
    margin-bottom: var(--ods-space-sm);
}

.cta-section p {
    color: var(--ods-text-secondary);
    margin-bottom: var(--ods-space-lg);
}

/* ============================================================
   Help Page
   ============================================================ */
.help-layout {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--ods-space-lg);
}

.help-nav {
    position: sticky;
    top: 56px;
    background: var(--ods-bg-card);
    border: 1px solid var(--ods-border);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-space-md);
    max-height: calc(100vh - 80px);
    overflow-y: auto;
}

.help-nav h4 {
    color: var(--ods-text-muted);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--ods-space-xs);
}

.help-nav ul {
    list-style: none;
    margin-bottom: var(--ods-space-md);
}

.help-nav a {
    display: block;
    padding: var(--ods-space-xs) 0;
    color: var(--ods-text-secondary);
    font-size: 0.85rem;
}

.help-nav a:hover,
.help-nav a.active {
    color: var(--ods-accent-primary-light);
}

.help-content section {
    margin-bottom: var(--ods-space-xl);
}

.help-content h2 {
    font-size: 1.25rem;
    margin-bottom: var(--ods-space-md);
    padding-bottom: var(--ods-space-sm);
    border-bottom: 1px solid var(--ods-border);
}

.help-content h3 {
    font-size: 1rem;
    margin: var(--ods-space-md) 0 var(--ods-space-sm);
}

.example-box {
    background: var(--ods-bg-input);
    border-radius: var(--ods-radius-sm);
    padding: var(--ods-space-md);
    margin: var(--ods-space-sm) 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
    html { font-size: 14px; }

    .nav-links {
        gap: var(--ods-space-sm);
    }

    .nav-links a {
        font-size: 0.85rem;
    }

    .stages {
        flex-wrap: wrap;
        gap: var(--ods-space-sm);
    }

    .stages::before {
        display: none;
    }

    .stage {
        flex: 0 0 auto;
    }

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

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

    .help-layout {
        grid-template-columns: 1fr;
    }

    .help-nav {
        position: static;
        max-height: none;
    }

    .pin-digit {
        width: 36px;
        height: 44px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.5rem;
    }

    .hero p {
        font-size: 0.95rem;
    }
}

/* ============================================================
   MOBILE NAVIGATION - Hamburger Menu
   ============================================================ */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: var(--ods-bg-input);
    border: 1px solid var(--ods-border);
    border-radius: var(--ods-radius-sm);
    cursor: pointer;
    gap: 4px;
    z-index: 101;
}

.mobile-menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--ods-text-primary);
    border-radius: 1px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--ods-bg-card);
        flex-direction: column;
        align-items: stretch;
        padding: 80px var(--ods-space-lg) var(--ods-space-lg);
        gap: var(--ods-space-xs);
        transition: right 0.3s ease;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3);
        z-index: 100;
        overflow-y: auto;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: var(--ods-space-md) var(--ods-space-lg);
        border-radius: var(--ods-radius-md);
        font-size: 1rem;
    }

    .nav-links a:hover {
        background: var(--ods-bg-hover);
    }

    .mobile-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 99;
    }

    .mobile-overlay.active {
        display: block;
    }

    /* Navbar adjustments */
    .navbar-content {
        padding: 0 var(--ods-space-md);
    }

    .logo {
        font-size: 1.1rem;
    }

    .logo-icon {
        width: 28px;
        height: 28px;
        font-size: 0.9rem;
    }
}

/* Small phone adjustments */
@media (max-width: 375px) {
    .logo span:not(.logo-icon) {
        display: none;
    }

    .container {
        padding: 0 var(--ods-space-sm);
    }

    .card {
        padding: var(--ods-space-sm);
    }

    .btn {
        padding: var(--ods-space-xs) var(--ods-space-sm);
        font-size: 0.85rem;
    }
}

/* ============================================================
   Utility Classes
   ============================================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--ods-text-muted); }
.text-success { color: var(--ods-accent-success); }
.text-error { color: var(--ods-accent-error); }
.text-warning { color: var(--ods-accent-warning); }

.mt-xs { margin-top: var(--ods-space-xs); }
.mt-sm { margin-top: var(--ods-space-sm); }
.mt-md { margin-top: var(--ods-space-md); }
.mt-lg { margin-top: var(--ods-space-lg); }
.mt-xl { margin-top: var(--ods-space-xl); }

.mb-xs { margin-bottom: var(--ods-space-xs); }
.mb-sm { margin-bottom: var(--ods-space-sm); }
.mb-md { margin-bottom: var(--ods-space-md); }
.mb-lg { margin-bottom: var(--ods-space-lg); }
.mb-xl { margin-bottom: var(--ods-space-xl); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-xs { gap: var(--ods-space-xs); }
.gap-sm { gap: var(--ods-space-sm); }
.gap-md { gap: var(--ods-space-md); }
.gap-lg { gap: var(--ods-space-lg); }

.hidden { display: none !important; }
.visible { display: block; }

/* Layout utilities to replace inline styles */
.max-w-400 { max-width: 400px; margin: 0 auto; }
.max-w-500 { max-width: 500px; margin: 0 auto; }
.max-w-600 { max-width: 600px; margin: 0 auto; }
.max-w-800 { max-width: 800px; margin: 0 auto; }
.max-w-1000 { max-width: 1000px; margin: 0 auto; }

.w-full { width: 100%; }
.w-50 { width: 50%; }

.section-padding { padding: var(--ods-padding-section); }
.card-padding { padding: var(--ods-padding-card); }

.py-sm { padding-top: var(--ods-space-sm); padding-bottom: var(--ods-space-sm); }
.py-md { padding-top: var(--ods-space-md); padding-bottom: var(--ods-space-md); }
.py-lg { padding-top: var(--ods-space-lg); padding-bottom: var(--ods-space-lg); }
.py-xl { padding-top: var(--ods-space-xl); padding-bottom: var(--ods-space-xl); }

.px-sm { padding-left: var(--ods-space-sm); padding-right: var(--ods-space-sm); }
.px-md { padding-left: var(--ods-space-md); padding-right: var(--ods-space-md); }

.flex-1 { flex: 1; }
.flex-2 { flex: 2; }

.btn-block { width: 100%; }

/* Typography */
.font-mono { font-family: var(--ods-font-mono); }

/* Footer */
footer {
    text-align: center;
    padding: var(--ods-space-lg);
    color: var(--ods-text-muted);
    font-size: 0.8rem;
}

/* ============================================================
   QUESTION TOOLTIPS
   ============================================================ */

.question-wrapper {
    position: relative;
    margin-bottom: var(--ods-space-lg);
}

.question-header {
    display: flex;
    align-items: start;
    gap: var(--ods-space-sm);
    margin-bottom: var(--ods-space-sm);
}

.question-text {
    flex: 1;
    font-weight: 500;
    color: var(--ods-text-primary);
}

.tooltip-trigger {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--ods-accent-primary);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    position: relative;
}

.tooltip-trigger:hover {
    background: #818cf8;
    transform: scale(1.1);
    box-shadow: var(--ods-shadow-glow);
}

.tooltip-trigger::after {
    content: '?';
}

.tooltip-content {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--ods-space-sm);
    width: 350px;
    max-width: calc(100vw - 40px);
    background: var(--ods-bg-card);
    border: 1px solid var(--ods-accent-primary);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-space-md);
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), var(--ods-shadow-glow);
    animation: tooltipFadeIn 0.2s ease;
}

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

.tooltip-content::before {
    content: '';
    position: absolute;
    top: -8px;
    right: 12px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid var(--ods-accent-primary);
}

.tooltip-title {
    display: flex;
    align-items: center;
    gap: var(--ods-space-xs);
    font-weight: 600;
    color: var(--ods-accent-primary);
    margin-bottom: var(--ods-space-sm);
    font-size: 0.85rem;
}

.tooltip-body {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--ods-text-secondary);
}

.tooltip-body strong {
    color: var(--ods-text-primary);
}

.tooltip-close {
    position: absolute;
    top: var(--ods-space-sm);
    right: var(--ods-space-sm);
    background: none;
    border: none;
    color: var(--ods-text-muted);
    cursor: pointer;
    font-size: 1.2rem;
    line-height: 1;
    padding: 4px;
}

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

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

/* Mobile tooltip adjustments */
@media (max-width: 480px) {
    .tooltip-content {
        position: fixed;
        top: auto;
        bottom: 20px;
        left: 20px;
        right: 20px;
        width: auto;
        max-width: none;
    }

    .tooltip-content::before {
        display: none;
    }
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */

.toast-container {
    position: fixed;
    top: var(--ods-space-lg);
    right: var(--ods-space-lg);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: var(--ods-space-sm);
    pointer-events: none;
}

.toast {
    background: var(--ods-bg-card);
    border: 1px solid var(--ods-border);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-space-md) var(--ods-space-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    gap: var(--ods-space-sm);
    min-width: 300px;
    max-width: 450px;
    pointer-events: auto;
    animation: toastSlideIn 0.3s ease-out;
    transition: all 0.3s ease;
}

.toast.toast-success { border-left: 4px solid var(--ods-accent-success); }
.toast.toast-error { border-left: 4px solid var(--ods-accent-error); }
.toast.toast-warning { border-left: 4px solid var(--ods-accent-warning); }
.toast.toast-info { border-left: 4px solid var(--ods-accent-primary); }

.toast-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    color: var(--ods-text-primary);
    margin-bottom: 2px;
}

.toast-message {
    font-size: 0.875rem;
    color: var(--ods-text-secondary);
}

.toast-close {
    background: none;
    border: none;
    color: var(--ods-text-muted);
    cursor: pointer;
    padding: var(--ods-space-xs);
    font-size: 1.25rem;
    line-height: 1;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.toast-close:hover { opacity: 1; }

.toast.toast-hiding {
    animation: toastSlideOut 0.3s ease-in forwards;
}

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

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

/* ============================================================
   ANALYSIS PROGRESS PANEL
   ============================================================ */

.analysis-panel {
    background: var(--ods-bg-card);
    border: 1px solid var(--ods-border);
    border-radius: var(--ods-radius-lg);
    padding: var(--ods-space-2xl);
    text-align: center;
    max-width: 500px;
    margin: var(--ods-space-2xl) auto;
}

.analysis-icon {
    font-size: 4rem;
    margin-bottom: var(--ods-space-lg);
    animation: pulse 2s ease-in-out infinite;
}

.analysis-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ods-text-primary);
    margin-bottom: var(--ods-space-sm);
}

.analysis-step {
    color: var(--ods-text-secondary);
    margin-bottom: var(--ods-space-xl);
    min-height: 24px;
}

.progress-bar-container {
    background: var(--ods-bg-input);
    border-radius: 100px;
    height: 12px;
    overflow: hidden;
    margin-bottom: var(--ods-space-md);
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--ods-accent-primary), #818cf8);
    border-radius: 100px;
    transition: width 0.5s ease-out;
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-percentage {
    font-size: 0.875rem;
    color: var(--ods-text-muted);
    font-weight: 600;
}

.analysis-steps {
    text-align: left;
    margin-top: var(--ods-space-xl);
    padding-top: var(--ods-space-lg);
    border-top: 1px solid var(--ods-border);
}

.analysis-steps h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ods-text-muted);
    margin-bottom: var(--ods-space-md);
}

.step-item {
    display: flex;
    align-items: center;
    gap: var(--ods-space-sm);
    padding: var(--ods-space-xs) 0;
    color: var(--ods-text-muted);
    font-size: 0.875rem;
    transition: color 0.3s;
}

.step-item.completed {
    color: var(--ods-accent-success);
}

.step-item.active {
    color: var(--ods-accent-primary);
    font-weight: 500;
}

.step-item .step-icon {
    width: 20px;
    text-align: center;
}

.step-item.completed .step-icon::before { content: '✓'; }
.step-item.active .step-icon::before { content: '◉'; }
.step-item:not(.completed):not(.active) .step-icon::before { content: '○'; }

.analysis-note {
    margin-top: var(--ods-space-lg);
    padding: var(--ods-space-md);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--ods-radius-md);
    font-size: 0.875rem;
    color: var(--ods-text-secondary);
}

.analysis-note strong {
    color: var(--ods-accent-primary);
}

/* Analysis Complete State */
.analysis-panel.completed {
    border-color: var(--ods-accent-success);
}

.analysis-panel.completed .analysis-icon {
    animation: none;
    color: var(--ods-accent-success);
}

.analysis-panel.error {
    border-color: var(--ods-accent-error);
}

.analysis-panel.error .analysis-icon {
    animation: none;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

/* ============================================================
   ODS Density Manager Script Placeholder
   Include ods-density.js for automatic density detection
   ============================================================ */

/* Timer Paused State */
.timer.paused {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(99, 102, 241, 0.05));
    border-color: var(--ods-accent-primary);
    animation: pulse-pause 2s ease-in-out infinite;
}

.timer.paused .timer-value {
    color: var(--ods-accent-primary);
    font-size: 2rem;
}

@keyframes pulse-pause {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ===== Feedback Summary (Top Banner) ===== */
.feedback-summary {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.15), rgba(251, 191, 36, 0.05));
    border: 2px solid var(--ods-accent-warning);
    border-radius: var(--ods-radius-lg);
    padding: var(--ods-space-lg);
}

.feedback-header {
    display: flex;
    align-items: center;
    gap: var(--ods-space-sm);
    color: var(--ods-text-primary);
    font-size: 1.1rem;
}

.feedback-icon {
    font-size: 1.5rem;
}

.feedback-submessage {
    margin: var(--ods-space-sm) 0 0 0;
    color: var(--ods-text-secondary);
}

.feedback-list {
    margin-top: var(--ods-space-md);
    padding-top: var(--ods-space-md);
    border-top: 1px solid rgba(251, 191, 36, 0.3);
}

.feedback-list ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--ods-space-sm);
    list-style: none;
    padding: 0;
    margin: var(--ods-space-sm) 0 0 0;
}

.feedback-link {
    background: var(--ods-accent-warning);
    color: var(--ods-bg-primary);
    padding: var(--ods-space-xs) var(--ods-space-sm);
    border-radius: var(--ods-radius-sm);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
}

.feedback-link:hover {
    background: #d97706;
}

/* ===== Question Feedback (Orange Banner per Question) ===== */
.question-wrapper.needs-attention {
    border-left: 4px solid var(--ods-accent-warning);
    padding-left: var(--ods-space-md);
    margin-left: calc(-1 * var(--ods-space-md));
}

.question-number {
    color: var(--ods-accent-primary);
    font-weight: 700;
    margin-right: var(--ods-space-xs);
}

.textarea-warning {
    border-color: var(--ods-accent-warning) !important;
    background: rgba(251, 191, 36, 0.05);
}

.textarea-warning:focus {
    border-color: var(--ods-accent-warning) !important;
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.2);
}

.question-feedback {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2), rgba(251, 191, 36, 0.1));
    border: 1px solid var(--ods-accent-warning);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-space-md);
    margin-top: var(--ods-space-sm);
    display: flex;
    align-items: flex-start;
    gap: var(--ods-space-sm);
}

.feedback-indicator {
    flex-shrink: 0;
    font-size: 1.2rem;
}

.feedback-text {
    color: var(--ods-text-primary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Animation for scroll to feedback */
@keyframes highlight-question {
    0% { background-color: rgba(251, 191, 36, 0.3); }
    100% { background-color: transparent; }
}

.question-wrapper:target {
    animation: highlight-question 2s ease-out;
}

/* ===== Timer Container with Info Icon ===== */
.timer-container {
    display: flex;
    align-items: flex-start;
    gap: var(--ods-space-md);
    margin-bottom: var(--ods-space-lg);
}

.timer-container .timer {
    flex: 1;
}

/* Timer Info Icon */
.timer-info-icon {
    position: relative;
    cursor: pointer;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ods-bg-card);
    border: 2px solid var(--ods-border);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.timer-info-icon:hover,
.timer-info-icon:focus {
    border-color: var(--ods-accent-primary);
    background: rgba(99, 102, 241, 0.1);
}

.info-icon {
    font-size: 1.5rem;
}

.info-tooltip {
    position: absolute;
    top: 60px;
    right: 0;
    width: 320px;
    background: var(--ods-bg-card);
    border: 2px solid var(--ods-accent-primary);
    border-radius: var(--ods-radius-lg);
    padding: var(--ods-space-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.timer-info-icon:hover .info-tooltip,
.timer-info-icon:focus .info-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.info-tooltip-header {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ods-accent-primary);
    margin-bottom: var(--ods-space-md);
    padding-bottom: var(--ods-space-sm);
    border-bottom: 1px solid var(--ods-border);
}

.info-tooltip-content p {
    margin: 0 0 var(--ods-space-sm) 0;
    color: var(--ods-text-primary);
}

.info-tooltip-content ul {
    margin: var(--ods-space-sm) 0;
    padding-left: var(--ods-space-md);
    list-style: none;
}

.info-tooltip-content li {
    margin-bottom: var(--ods-space-xs);
    color: var(--ods-text-secondary);
}

.last-saved {
    margin-top: var(--ods-space-md) !important;
    padding-top: var(--ods-space-sm);
    border-top: 1px solid var(--ods-border);
    font-size: 0.85rem;
    color: var(--ods-text-muted);
}

/* ===== Autosave Status Indicator ===== */
.autosave-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--ods-space-xs);
    padding: var(--ods-space-sm) var(--ods-space-md);
    background: var(--ods-bg-card);
    border-radius: var(--ods-radius-md);
    font-size: 0.85rem;
    color: var(--ods-text-muted);
    margin-bottom: var(--ods-space-lg);
    transition: all 0.3s ease;
}

.autosave-status.saving {
    color: var(--ods-accent-warning);
    background: rgba(251, 191, 36, 0.1);
}

.autosave-status.saved {
    color: var(--ods-accent-success);
    background: rgba(34, 197, 94, 0.1);
}

.autosave-status.error {
    color: var(--ods-accent-error);
    background: rgba(239, 68, 68, 0.1);
}

.autosave-icon {
    font-size: 1rem;
}

/* ===== Submit Button Wrapper with Tooltip ===== */
.submit-wrapper {
    position: relative;
}

.btn-block {
    width: 100%;
}

.submit-tooltip {
    position: absolute;
    bottom: calc(100% + 15px);
    left: 50%;
    transform: translateX(-50%);
    width: 350px;
    background: var(--ods-bg-card);
    border: 2px solid var(--ods-accent-primary);
    border-radius: var(--ods-radius-lg);
    padding: var(--ods-space-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(10px);
    transition: all 0.3s ease;
}

.submit-tooltip::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 10px 10px 0 10px;
    border-style: solid;
    border-color: var(--ods-accent-primary) transparent transparent transparent;
}

.submit-wrapper:hover .submit-tooltip,
.submit-wrapper button:focus + .submit-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.submit-tooltip-header {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ods-accent-primary);
    margin-bottom: var(--ods-space-md);
}

.submit-tooltip-content p {
    margin: 0 0 var(--ods-space-sm) 0;
    color: var(--ods-text-primary);
}

.submit-tooltip-content ul {
    margin: var(--ods-space-sm) 0 var(--ods-space-md) 0;
    padding-left: var(--ods-space-lg);
}

.submit-tooltip-content li {
    margin-bottom: var(--ods-space-xs);
    color: var(--ods-text-secondary);
}

.submit-tooltip-warning {
    background: rgba(251, 191, 36, 0.15);
    border: 1px solid var(--ods-accent-warning);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-space-md);
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--ods-text-primary);
}

/* ===== Enhanced Loading Overlay ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-content {
    text-align: center;
    max-width: 500px;
    padding: var(--ods-space-xl);
}

.loading-logo {
    font-size: 4rem;
    margin-bottom: var(--ods-space-lg);
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Spinner Ring */
.loading-spinner-ring {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto var(--ods-space-xl);
}

.spinner-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 4px solid transparent;
    border-top-color: var(--ods-accent-primary);
    border-right-color: var(--ods-accent-secondary);
    border-radius: 50%;
    animation: spin 1.2s linear infinite;
}

.spinner-ring::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    border: 4px solid transparent;
    border-top-color: var(--ods-accent-warning);
    border-radius: 50%;
    animation: spin 0.8s linear infinite reverse;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ods-text-primary);
    margin-bottom: var(--ods-space-md);
}

.loading-status {
    font-size: 1.1rem;
    color: var(--ods-accent-primary);
    margin-bottom: var(--ods-space-lg);
    min-height: 1.5em;
    transition: opacity 0.3s ease;
}

/* Progress Bar */
.loading-progress {
    width: 100%;
    height: 6px;
    background: var(--ods-bg-input);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: var(--ods-space-xl);
}

.loading-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--ods-accent-primary), var(--ods-accent-secondary), var(--ods-accent-primary));
    background-size: 200% 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
    animation: shimmer 2s linear infinite;
}

.loading-progress-bar.pulse {
    box-shadow: 0 0 10px var(--ods-accent-primary);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Loading Steps */
.loading-steps {
    display: flex;
    flex-direction: column;
    gap: var(--ods-space-sm);
    text-align: left;
    margin-bottom: var(--ods-space-xl);
    padding: var(--ods-space-lg);
    background: var(--ods-bg-card);
    border-radius: var(--ods-radius-lg);
    border: 1px solid var(--ods-border);
}

.loading-step {
    display: flex;
    align-items: center;
    gap: var(--ods-space-sm);
    padding: var(--ods-space-sm);
    color: var(--ods-text-muted);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border-radius: var(--ods-radius-sm);
}

.loading-step.active {
    color: var(--ods-accent-success);
    background: rgba(34, 197, 94, 0.1);
}

.loading-step .step-icon {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

.loading-step.active .step-icon {
    animation: pop 0.3s ease;
}

@keyframes pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

/* Loading Tip */
.loading-tip {
    font-size: 0.9rem;
    color: var(--ods-text-secondary);
    font-style: italic;
    padding: var(--ods-space-md);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--ods-radius-md);
    border-left: 3px solid var(--ods-accent-primary);
    transition: opacity 0.3s ease;
}

/* Loading Timer */
.loading-timer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--ods-space-sm);
    margin-bottom: var(--ods-space-md);
}

.timer-icon {
    font-size: 1.5rem;
}

.timer-count {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem;
    font-weight: 700;
    color: var(--ods-accent-primary);
}

.loading-estimate {
    font-size: 0.85rem;
    color: var(--ods-text-muted);
    margin-bottom: var(--ods-space-lg);
}

/* ============================================================
   ITERATION PROGRESS CARD - Indicador de Iteraciones
   ============================================================ */

.iteration-progress-card {
    background: var(--ods-bg-card);
    border: 2px solid var(--ods-border);
    border-radius: var(--ods-radius-lg);
    padding: var(--ods-space-md);
    margin-bottom: var(--ods-space-lg);
}

.iteration-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--ods-space-sm);
}

.iteration-badge {
    background: var(--ods-accent-primary);
    color: white;
    padding: var(--ods-space-xs) var(--ods-space-sm);
    border-radius: var(--ods-radius-full);
    font-weight: 700;
    font-size: 0.9rem;
}

.iteration-badge.warning {
    background: var(--ods-accent-warning);
}

.iteration-badge.danger {
    background: var(--ods-accent-error);
    animation: ods-pulse 1s infinite;
}

.iteration-remaining {
    color: var(--ods-text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.iteration-bar {
    height: 6px;
    background: var(--ods-bg-input);
    border-radius: var(--ods-radius-full);
    overflow: hidden;
}

.iteration-fill {
    height: 100%;
    background: var(--ods-gradient-primary);
    border-radius: var(--ods-radius-full);
    transition: width 0.5s ease;
}

.iteration-badge.warning + .iteration-remaining {
    color: var(--ods-accent-warning);
}

/* ============================================================
   TEXTAREA DINÁMICO - Expansión Automática
   ============================================================ */

.form-textarea.auto-expanding {
    min-height: 100px;
    max-height: 200px;
    resize: vertical;
    overflow-y: auto;
    transition: height 0.2s ease, border-color 0.3s ease;
}

/* ============================================================
   TEXTAREA ESTADOS VISUALES
   ============================================================ */

.form-textarea.valid {
    border-color: var(--ods-accent-success) !important;
    background: rgba(16, 185, 129, 0.05);
}

.form-textarea.valid:focus {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.form-textarea.invalid {
    border-color: var(--ods-accent-error) !important;
    background: rgba(239, 68, 68, 0.05);
}

.form-textarea.invalid:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-textarea.validating {
    border-color: var(--ods-accent-warning) !important;
    animation: shimmerValidating 1.5s ease-in-out infinite;
}

@keyframes shimmerValidating {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ============================================================
   SMART TEXTAREA - Countdown y Tooltip
   ============================================================ */

.smart-textarea-wrapper {
    position: relative;
}

.smart-countdown {
    position: absolute;
    top: var(--ods-space-xs);
    right: var(--ods-space-xs);
    display: flex;
    align-items: center;
    gap: var(--ods-space-2xs);
    background: var(--ods-bg-elevated);
    padding: var(--ods-space-2xs) var(--ods-space-xs);
    border-radius: var(--ods-radius-sm);
    font-size: 0.75rem;
    color: var(--ods-text-muted);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
}

.form-textarea:focus + .smart-countdown,
.smart-countdown.visible {
    opacity: 1;
}

.smart-countdown .val {
    font-family: var(--ods-font-mono);
    font-weight: 600;
    color: var(--ods-accent-primary);
}

.smart-tooltip {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--ods-bg-card);
    border: 2px solid var(--ods-accent-warning);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-space-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all 0.3s ease;
}

.smart-tooltip.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.smart-tooltip::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid var(--ods-accent-warning);
}

.smart-tooltip .warn {
    display: block;
    color: var(--ods-accent-warning);
    font-weight: 600;
    margin-bottom: var(--ods-space-xs);
}

.smart-tooltip .tip {
    display: block;
    color: var(--ods-text-secondary);
    font-size: 0.9rem;
}

/* ============================================================
   MODAL DE CONFLICTOS
   ============================================================ */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--ods-bg-card);
    border: 2px solid var(--ods-accent-warning);
    border-radius: var(--ods-radius-xl);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--ods-space-lg);
    border-bottom: 1px solid var(--ods-border);
    background: rgba(251, 191, 36, 0.1);
}

.modal-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ods-accent-warning);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--ods-text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--ods-space-xs);
    line-height: 1;
    transition: color 0.2s ease;
}

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

.modal-body {
    padding: var(--ods-space-lg);
    max-height: 400px;
    overflow-y: auto;
}

.modal-conflict-item {
    display: flex;
    align-items: flex-start;
    gap: var(--ods-space-md);
    padding: var(--ods-space-md);
    background: var(--ods-bg-input);
    border-radius: var(--ods-radius-md);
    margin-bottom: var(--ods-space-sm);
}

.modal-conflict-item:last-child {
    margin-bottom: 0;
}

.conflict-number {
    background: var(--ods-accent-warning);
    color: var(--ods-bg-body);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.conflict-details {
    flex: 1;
}

.conflict-question {
    font-weight: 600;
    color: var(--ods-text-primary);
    margin-bottom: var(--ods-space-xs);
    font-size: 0.9rem;
}

.conflict-feedback {
    color: var(--ods-text-secondary);
    font-size: 0.85rem;
    line-height: 1.4;
}

.modal-footer {
    display: flex;
    gap: var(--ods-space-md);
    padding: var(--ods-space-lg);
    border-top: 1px solid var(--ods-border);
    background: var(--ods-bg-elevated);
}

.modal-footer .btn {
    flex: 1;
}

/* Responsive modal */
@media (max-width: 480px) {
    .modal-content {
        width: 95%;
        max-height: 85vh;
    }

    .modal-footer {
        flex-direction: column;
    }
}

/* ============================================================
   ADMIN PANEL MOBILE - Full Responsive Support
   ============================================================ */

/* Admin tabs - horizontal scroll on mobile */
@media (max-width: 768px) {
    .admin-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        margin-left: calc(-1 * var(--ods-space-md));
        margin-right: calc(-1 * var(--ods-space-md));
        padding-left: var(--ods-space-md);
        padding-right: var(--ods-space-md);
    }

    .admin-tabs::-webkit-scrollbar {
        display: none;
    }

    .admin-tab {
        white-space: nowrap;
        flex-shrink: 0;
        padding: var(--ods-space-xs) var(--ods-space-sm);
        font-size: 0.85rem;
    }

    /* Pending cards stack vertically */
    .pending-card {
        flex-direction: column;
        align-items: stretch;
    }

    .pending-info {
        margin-bottom: var(--ods-space-sm);
    }

    .pending-actions {
        width: 100%;
        flex-wrap: wrap;
        gap: var(--ods-space-xs);
    }

    .pending-actions form {
        flex: 1;
        min-width: calc(50% - var(--ods-space-xs));
    }

    .pending-actions .btn {
        width: 100%;
    }

    /* Dashboard grid 2 columns */
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Forms stack on mobile */
    .card form.flex {
        flex-direction: column;
    }

    .card form.flex .form-input,
    .card form.flex .form-select {
        width: 100%;
        min-width: 100% !important;
    }

    .card form.flex .btn {
        width: 100%;
        margin-top: var(--ods-space-xs);
    }
}

@media (max-width: 480px) {
    .dashboard-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--ods-space-sm);
    }

    .stat-card {
        padding: var(--ods-space-sm);
    }

    .stat-value {
        font-size: 1.25rem;
    }

    .stat-label {
        font-size: 0.7rem;
    }

    .pending-actions {
        flex-direction: column;
    }

    .pending-actions form {
        width: 100%;
        min-width: 100%;
    }

    /* Admin header adjustments */
    h1.mb-lg {
        font-size: 1.25rem;
    }

    /* Card headers */
    .card-title {
        font-size: 0.95rem;
    }
}

@media (max-width: 375px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .admin-tab {
        padding: var(--ods-space-xs) var(--ods-space-xs);
        font-size: 0.8rem;
    }

    .logo span:not(.logo-icon) {
        display: none;
    }

    .logo .badge {
        display: none;
    }
}

/* ============================================================
   PHONE INPUT WITH COUNTRY SELECTOR
   ============================================================ */

.phone-input-group {
    display: flex;
    gap: var(--ods-space-xs);
    align-items: stretch;
}

.country-select {
    flex: 0 0 auto;
    min-width: 140px;
    padding: var(--ods-padding-input);
    background: var(--ods-bg-input);
    border: 2px solid var(--ods-border);
    border-radius: var(--ods-radius-md);
    color: var(--ods-text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
}

.country-select:hover {
    border-color: var(--ods-border-hover);
}

.country-select:focus {
    outline: none;
    border-color: var(--ods-accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    background: var(--ods-bg-card);
}

.phone-input-group .form-input {
    flex: 1;
}

/* Channel Selection Options */
.channel-options {
    display: flex;
    gap: var(--ods-space-sm);
    margin-top: var(--ods-space-sm);
    padding: var(--ods-space-sm);
    background: var(--ods-bg-elevated);
    border-radius: var(--ods-radius-md);
    border: 1px solid var(--ods-border);
}

.channel-option {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--ods-space-xs);
    padding: var(--ods-space-sm) var(--ods-space-md);
    background: var(--ods-bg-card);
    border: 2px solid var(--ods-border);
    border-radius: var(--ods-radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

.channel-option:hover {
    border-color: var(--ods-border-hover);
    background: var(--ods-bg-hover);
}

.channel-option input[type="radio"] {
    display: none;
}

.channel-option.selected,
.channel-option:has(input:checked) {
    border-color: var(--ods-accent-primary);
    background: rgba(99, 102, 241, 0.15);
}

.channel-option .channel-icon {
    font-size: 1.2rem;
}

.channel-option .channel-label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--ods-text-primary);
}

.channel-option.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Auth Notice Box */
.auth-notice {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(59, 130, 246, 0.05));
    border: 1px solid var(--ods-accent-info);
    border-radius: var(--ods-radius-md);
    padding: var(--ods-space-md);
    margin-bottom: var(--ods-space-lg);
}

.auth-notice-header {
    display: flex;
    align-items: center;
    gap: var(--ods-space-sm);
    margin-bottom: var(--ods-space-xs);
}

.auth-notice-icon {
    font-size: 1.25rem;
}

.auth-notice-title {
    font-weight: 700;
    color: var(--ods-accent-info);
    font-size: 0.95rem;
}

.auth-notice-text {
    color: var(--ods-text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* Phone hint dynamic */
.phone-hint-dynamic {
    display: block;
    margin-top: var(--ods-space-xs);
    font-size: 0.8rem;
    color: var(--ods-text-muted);
    transition: all 0.3s ease;
}

.phone-hint-dynamic.whatsapp-only {
    color: var(--ods-accent-success);
}

/* Responsive adjustments */
@media (max-width: 480px) {
    .phone-input-group {
        flex-direction: column;
    }

    .country-select {
        min-width: 100%;
    }

    .channel-options {
        flex-direction: column;
    }

    .channel-option {
        justify-content: flex-start;
        padding: var(--ods-space-md);
    }
}