/**
 * QR Code Studio Pro + IA - 1001Web.ca
 * style.css - VERSION 1.0.2
 * Date: 2025-12-01
 * 
 * Design basé sur Outils SEO Pro v2.4.0
 * Générateur QR avec IA Grok intégrée
 */

/* =====================================================
   VARIABLES & RESET
   ===================================================== */
:root {
    --primary: #697BE6;
    --secondary: #9253AC;
    --success: #4caf50;
    --success-light: #8bc34a;
    --error: #f44336;
    --warning: #ff9800;
    --info: #2196f3;
    --container-max: 1200px;
    --container-narrow: 900px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --transition: 0.3s ease;
}

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

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
}

/* Dark mode */
body.dark-mode {
    background: linear-gradient(135deg, #0f0f1a 0%, #1a1a2e 50%, #16213e 100%);
    color: #e0e0e0;
}

/* =====================================================
   THEME SWITCHER
   ===================================================== */
.theme-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 12px;
    border-radius: 30px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.theme-switcher i {
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition);
    opacity: 0.5;
}

.theme-switcher i:hover {
    opacity: 1;
    transform: scale(1.2);
}

body:not(.dark-mode) #sun-icon { opacity: 1; color: var(--warning); }
body.dark-mode #moon-icon { opacity: 1; color: var(--primary); }

/* =====================================================
   CONTAINER & HEADER
   ===================================================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--spacing-lg);
}

header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-top: var(--spacing-lg);
}

.logo-container {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.logo {
    max-width: 200px;
    height: auto;
    transition: transform var(--transition);
}

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

/* Logo switching based on theme */
.logo-light {
    display: block;
}

.logo-dark {
    display: none;
}

body.dark-mode .logo-light {
    display: none;
}

body.dark-mode .logo-dark {
    display: block;
}

/* Back to tools link */
.back-to-tools {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: var(--spacing-md);
    padding: 10px 20px;
    background: rgba(105, 123, 230, 0.1);
    border: 1px solid rgba(105, 123, 230, 0.3);
    border-radius: 30px;
    color: var(--primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition);
}

.back-to-tools:hover {
    background: rgba(105, 123, 230, 0.2);
    transform: translateX(-5px);
}

body.dark-mode .back-to-tools {
    color: #8ab4f8;
    border-color: rgba(138, 180, 248, 0.3);
    background: rgba(138, 180, 248, 0.1);
}

/* Go to Top Button */
.go-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(105, 123, 230, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.go-to-top.visible {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

.go-to-top:hover {
    transform: translateY(-5px) scale(1.1) !important;
    box-shadow: 0 8px 30px rgba(105, 123, 230, 0.5);
}

header h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-subtitle {
    font-size: 1.1rem;
    opacity: 0.85;
    max-width: 100%;
    margin: 0 auto;
    white-space: nowrap;
}

@media (max-width: 700px) {
    .header-subtitle {
        white-space: normal;
        font-size: 1rem;
        line-height: 1.6;
        max-width: 90%;
    }
}

@media (max-width: 480px) {
    .header-subtitle {
        font-size: 0.95rem;
    }
}

.header-subtitle strong {
    color: var(--primary);
}

body.dark-mode .header-subtitle strong {
    color: #8ab4f8;
}

/* =====================================================
   INTRO FEATURES
   ===================================================== */
.seo-intro {
    margin-bottom: var(--spacing-xl);
}

.intro-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.intro-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(105, 123, 230, 0.1);
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(105, 123, 230, 0.2);
    transition: all var(--transition);
}

.intro-feature:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(105, 123, 230, 0.2);
}

.intro-feature i {
    color: var(--primary);
}

body.dark-mode .intro-feature {
    background: rgba(105, 123, 230, 0.15);
    border-color: rgba(105, 123, 230, 0.3);
}

body.dark-mode .intro-feature i {
    color: #8ab4f8;
}

/* =====================================================
   MAIN LAYOUT - 2 COLONNES
   ===================================================== */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-lg);
    align-items: start;
}

@media (max-width: 1000px) {
    .main-grid {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   CARDS
   ===================================================== */
.card {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

body.dark-mode .card {
    background: rgba(30, 30, 50, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid rgba(128, 128, 128, 0.2);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 1.1rem;
}

.card-header i {
    color: var(--primary);
    font-size: 1.3rem;
}

body.dark-mode .card-header i {
    color: #8ab4f8;
}

.card-body {
    padding: var(--spacing-lg);
}

/* =====================================================
   TABS
   ===================================================== */
.tabs-header {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid rgba(128, 128, 128, 0.15);
    overflow: visible;
}

body.dark-mode .tabs-header {
    background: rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.1);
}

.tab-btn {
    padding: 12px 20px;
    border: none;
    background: transparent;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    color: inherit;
    opacity: 0.7;
    cursor: pointer;
    transition: all var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    flex-shrink: 0;
}

@media (max-width: 500px) {
    .tabs-header {
        justify-content: center;
    }
    
    .tab-btn {
        padding: 10px 14px;
        font-size: 0.8rem;
    }
}

.tab-btn:hover {
    opacity: 1;
    background: rgba(105, 123, 230, 0.1);
}

.tab-btn.active {
    opacity: 1;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(105, 123, 230, 0.3);
}

.tab-content {
    display: none;
    padding: var(--spacing-lg);
}

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

/* =====================================================
   PRESETS GRID
   ===================================================== */
.presets-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: var(--spacing-lg);
}

@media (max-width: 600px) {
    .presets-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.preset {
    background: rgba(0, 0, 0, 0.03);
    border: 2px solid rgba(128, 128, 128, 0.15);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-sm);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
}

body.dark-mode .preset {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.preset:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(105, 123, 230, 0.2);
}

.preset.active {
    border-color: var(--primary);
    background: rgba(105, 123, 230, 0.1);
}

body.dark-mode .preset.active {
    background: rgba(105, 123, 230, 0.2);
}

.preset-icon {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.preset-label {
    font-size: 0.8rem;
    font-weight: 600;
    opacity: 0.8;
}

/* =====================================================
   FORM ELEMENTS
   ===================================================== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 10px;
    opacity: 0.9;
}

.form-group label i {
    color: var(--primary);
}

body.dark-mode .form-group label i {
    color: #8ab4f8;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid rgba(128, 128, 128, 0.2);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.8);
    color: inherit;
    transition: all var(--transition);
}

body.dark-mode .form-input,
body.dark-mode .form-textarea,
body.dark-mode .form-select {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.15);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(105, 123, 230, 0.15);
}

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

.form-hint {
    font-size: 0.8rem;
    opacity: 0.6;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

@media (max-width: 500px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   COLORS
   ===================================================== */
.color-row {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

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

.color-preview {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    border: 3px solid rgba(128, 128, 128, 0.2);
    cursor: pointer;
    overflow: hidden;
    position: relative;
    transition: all var(--transition);
}

.color-preview:hover {
    transform: scale(1.1);
    border-color: var(--primary);
}

.color-preview input {
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    cursor: pointer;
}

.color-group label {
    font-size: 0.85rem;
    font-weight: 500;
    opacity: 0.8;
}

.color-presets {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: var(--spacing-sm);
}

.color-chip {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: 2px solid rgba(128, 128, 128, 0.2);
    cursor: pointer;
    transition: all var(--transition);
}

.color-chip:hover {
    transform: scale(1.15);
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* =====================================================
   RANGE SLIDER
   ===================================================== */
.range-group {
    margin-bottom: var(--spacing-md);
}

.range-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.range-value {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

input[type="range"] {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: rgba(128, 128, 128, 0.2);
    -webkit-appearance: none;
    cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(105, 123, 230, 0.4);
    transition: all var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* =====================================================
   TOGGLE SWITCH
   ===================================================== */
.toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(128, 128, 128, 0.15);
}

.toggle-row:last-child {
    border-bottom: none;
}

.toggle-info h4 {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.toggle-info p {
    font-size: 0.8rem;
    opacity: 0.6;
}

.toggle {
    width: 52px;
    height: 28px;
    background: rgba(128, 128, 128, 0.3);
    border-radius: 14px;
    position: relative;
    cursor: pointer;
    transition: all var(--transition);
}

.toggle.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.toggle::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: all var(--transition);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.toggle.active::after {
    left: 27px;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
    padding: 14px 28px;
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(105, 123, 230, 0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(105, 123, 230, 0.45);
}

.btn-ai {
    background: linear-gradient(135deg, var(--success), var(--success-light));
    color: white;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.35);
}

.btn-ai:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(76, 175, 80, 0.45);
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(128, 128, 128, 0.3);
    color: inherit;
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(105, 123, 230, 0.1);
}

.btn-block {
    width: 100%;
}

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

.btn-group {
    display: flex;
    gap: 12px;
    margin-top: var(--spacing-md);
}

.btn-group .btn {
    flex: 1;
}

/* =====================================================
   QR PREVIEW
   ===================================================== */
.preview-card {
    position: sticky;
    top: 20px;
}

.qr-frame {
    background: rgba(0, 0, 0, 0.03);
    border: 2px dashed rgba(128, 128, 128, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

body.dark-mode .qr-frame {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.1);
}

.qr-frame.has-qr {
    border-style: solid;
    border-color: var(--success);
    background: rgba(76, 175, 80, 0.05);
}

.qr-frame canvas {
    border-radius: var(--radius-sm);
    max-width: 100%;
}

.placeholder {
    text-align: center;
    opacity: 0.5;
}

.placeholder .big-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
}

.placeholder p {
    font-size: 0.9rem;
}

/* =====================================================
   STATS
   ===================================================== */
.qr-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: var(--spacing-md);
}

.stat-box {
    text-align: center;
    padding: var(--spacing-sm);
    background: rgba(0, 0, 0, 0.03);
    border-radius: var(--radius-md);
}

body.dark-mode .stat-box {
    background: rgba(255, 255, 255, 0.05);
}

.stat-box .value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

body.dark-mode .stat-box .value {
    color: #8ab4f8;
}

.stat-box .label {
    font-size: 0.7rem;
    opacity: 0.6;
    margin-top: 2px;
}

/* =====================================================
   DOWNLOAD BUTTONS
   ===================================================== */
.download-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: var(--spacing-md);
}

.dl-btn {
    padding: var(--spacing-md) var(--spacing-sm);
    border-radius: var(--radius-md);
    border: 2px solid rgba(128, 128, 128, 0.15);
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

body.dark-mode .dl-btn {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.dl-btn:hover:not(:disabled) {
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(105, 123, 230, 0.2);
}

.dl-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.dl-btn .icon {
    font-size: 1.8rem;
    margin-bottom: 6px;
}

.dl-btn .fmt {
    font-weight: 600;
    font-size: 0.9rem;
}

.dl-btn .desc {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* =====================================================
   HISTORY
   ===================================================== */
.history-section {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(128, 128, 128, 0.15);
}

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

.history-header h4 {
    font-size: 0.9rem;
    opacity: 0.8;
}

.clear-btn {
    font-size: 0.8rem;
    color: var(--error);
    background: none;
    border: none;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity var(--transition);
}

.clear-btn:hover {
    opacity: 1;
}

.history-grid {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.history-item {
    width: 55px;
    height: 55px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid rgba(128, 128, 128, 0.15);
    background: white;
    transition: all var(--transition);
}

body.dark-mode .history-item {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.1);
}

.history-item:hover {
    border-color: var(--primary);
    transform: scale(1.1);
}

.history-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.no-history {
    font-size: 0.85rem;
    opacity: 0.5;
}

/* =====================================================
   MODAL
   ===================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

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

.modal {
    background: white;
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 550px;
    max-height: 90vh;
    overflow: auto;
    transform: scale(0.9) translateY(20px);
    transition: all var(--transition);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

body.dark-mode .modal {
    background: #1a1a2e;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 1.3rem;
    cursor: pointer;
    transition: all var(--transition);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--spacing-lg);
}

/* =====================================================
   AI EXAMPLES
   ===================================================== */
.ai-examples {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.03);
    border-radius: var(--radius-md);
    border: 1px solid rgba(128, 128, 128, 0.1);
}

body.dark-mode .ai-examples {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.ai-examples-title {
    font-size: 0.85rem;
    opacity: 0.7;
    margin-bottom: var(--spacing-sm);
}

.example-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chip {
    padding: 8px 14px;
    border-radius: 20px;
    border: 1px solid rgba(128, 128, 128, 0.2);
    background: rgba(255, 255, 255, 0.8);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition);
}

body.dark-mode .chip {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
}

.chip:hover {
    border-color: var(--success);
    color: var(--success);
    background: rgba(76, 175, 80, 0.1);
}

/* =====================================================
   AI STATUS
   ===================================================== */
.ai-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    margin-top: var(--spacing-md);
    padding: 10px;
    border-radius: var(--radius-md);
    background: rgba(0, 0, 0, 0.03);
}

body.dark-mode .ai-status {
    background: rgba(255, 255, 255, 0.05);
}

.ai-status.loading {
    color: var(--warning);
}

.ai-status.error {
    color: var(--error);
}

.ai-status.ready {
    color: var(--success);
}

/* =====================================================
   LOGO UPLOAD
   ===================================================== */
.logo-upload {
    border: 2px dashed rgba(128, 128, 128, 0.3);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
}

.logo-upload:hover {
    border-color: var(--primary);
    background: rgba(105, 123, 230, 0.05);
}

.logo-upload input {
    display: none;
}

.logo-upload .icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.4;
}

.logo-upload p {
    font-size: 0.9rem;
    opacity: 0.7;
}

.logo-preview {
    margin-top: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.logo-preview img {
    max-width: 100px;
    max-height: 100px;
    border-radius: var(--radius-md);
    border: 2px solid rgba(128, 128, 128, 0.2);
}

.logo-preview .remove {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 28px;
    height: 28px;
    background: var(--error);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition);
}

.logo-preview .remove:hover {
    transform: scale(1.1);
}

/* =====================================================
   TOAST
   ===================================================== */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    padding: 16px 28px;
    border-radius: var(--radius-md);
    background: #333;
    color: white;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition);
    z-index: 3000;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    background: linear-gradient(135deg, var(--success), var(--success-light));
}

.toast.error {
    background: linear-gradient(135deg, var(--error), #ff5722);
}

/* =====================================================
   TURNSTILE
   ===================================================== */
.turnstile-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
}

.turnstile-container h2 {
    margin-bottom: var(--spacing-md);
    font-size: 1.3rem;
}

.turnstile-container p {
    margin-bottom: var(--spacing-md);
    opacity: 0.8;
}

/* =====================================================
   FOOTER
   ===================================================== */
footer {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    margin-top: var(--spacing-xl);
    opacity: 0.7;
    font-size: 0.9rem;
}

footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

footer a:hover {
    text-decoration: underline;
}

body.dark-mode footer a {
    color: #8ab4f8;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-md);
    }
    
    header h1 {
        font-size: 1.6rem;
    }
    
    .intro-features {
        gap: var(--spacing-sm);
    }
    
    .intro-feature {
        padding: 8px 14px;
        font-size: 0.8rem;
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .download-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .theme-switcher {
        top: 10px;
        right: 10px;
    }
}

@media (max-width: 480px) {
    .presets-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .preset {
        padding: var(--spacing-sm);
    }
    
    .preset-icon {
        font-size: 1.4rem;
    }
    
    .qr-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
    }
    
    .toast {
        left: 15px;
        right: 15px;
        bottom: 15px;
    }
}

/* =====================================================
   DESIGN TAB - QR STYLES
   ===================================================== */
.design-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.design-grid.eyes-grid {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 600px) {
    .design-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .design-grid.eyes-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.design-option {
    background: rgba(0, 0, 0, 0.03);
    border: 2px solid rgba(128, 128, 128, 0.15);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
}

body.dark-mode .design-option {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.design-option:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
}

.design-option.active {
    border-color: var(--primary);
    background: rgba(105, 123, 230, 0.15);
    box-shadow: 0 4px 15px rgba(105, 123, 230, 0.2);
}

.design-preview {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
}

.design-option span {
    font-size: 0.75rem;
    font-weight: 600;
    opacity: 0.8;
}

/* QR Mini Previews */
.qr-mini {
    width: 40px;
    height: 40px;
    background: currentColor;
    position: relative;
}

.qr-mini.square {
    background: 
        linear-gradient(to right, currentColor 33%, transparent 33%, transparent 66%, currentColor 66%) 0 0 / 100% 33%,
        linear-gradient(to right, transparent 33%, currentColor 33%, currentColor 66%, transparent 66%) 0 33% / 100% 33%,
        linear-gradient(to right, currentColor 33%, transparent 33%, transparent 66%, currentColor 66%) 0 66% / 100% 33%;
    background-repeat: no-repeat;
}

.qr-mini.rounded {
    background: currentColor;
    border-radius: 8px;
}

.qr-mini.dots {
    background: radial-gradient(circle, currentColor 40%, transparent 40%);
    background-size: 12px 12px;
}

.qr-mini.diamond {
    background: currentColor;
    transform: rotate(45deg) scale(0.7);
}

.qr-mini.star {
    background: currentColor;
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
}

.qr-mini.hexagon {
    background: currentColor;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

/* Eye Mini Previews */
.eye-mini {
    width: 30px;
    height: 30px;
    border: 4px solid currentColor;
    position: relative;
}

.eye-mini::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    background: currentColor;
}

.eye-mini.square {
    border-radius: 0;
}

.eye-mini.square::after {
    border-radius: 0;
}

.eye-mini.rounded {
    border-radius: 6px;
}

.eye-mini.rounded::after {
    border-radius: 3px;
}

.eye-mini.circle {
    border-radius: 50%;
}

.eye-mini.circle::after {
    border-radius: 50%;
}

.eye-mini.leaf {
    border-radius: 0 50% 0 50%;
}

.eye-mini.leaf::after {
    border-radius: 0 50% 0 50%;
}

/* Templates Grid */
.templates-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

@media (max-width: 600px) {
    .templates-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.template-card {
    background: rgba(0, 0, 0, 0.03);
    border: 2px solid rgba(128, 128, 128, 0.15);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
}

body.dark-mode .template-card {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}

.template-card:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(105, 123, 230, 0.2);
}

.template-preview {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-xs);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
}

.template-card span {
    font-size: 0.75rem;
    font-weight: 600;
    opacity: 0.8;
}

/* Template Previews */
.template-preview.modern {
    background: linear-gradient(135deg, #4338ca 0%, #6366f1 100%);
}

.template-preview.modern::after {
    content: '';
    position: absolute;
    inset: 8px;
    background: white;
    border-radius: 4px;
}

.template-preview.corporate {
    background: #1e3a5f;
}

.template-preview.corporate::after {
    content: '';
    position: absolute;
    inset: 8px;
    background: #ffffff;
    border-radius: 2px;
}

.template-preview.creative {
    background: linear-gradient(45deg, #9f1239, #be123c);
}

.template-preview.creative::after {
    content: '';
    position: absolute;
    inset: 8px;
    background: rgba(255,255,255,0.95);
    border-radius: 50%;
}

.template-preview.minimal {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
}

.template-preview.minimal::after {
    content: '';
    position: absolute;
    inset: 10px;
    background: #000000;
    border-radius: 0;
}

.template-preview.neon {
    background: #0a0a0a;
    box-shadow: inset 0 0 20px rgba(0, 255, 136, 0.3);
}

.template-preview.neon::after {
    content: '';
    position: absolute;
    inset: 8px;
    background: #00ff88;
    border-radius: 4px;
    box-shadow: 0 0 10px #00ff88;
}

.template-preview.nature {
    background: linear-gradient(135deg, #065f46, #059669);
}

.template-preview.nature::after {
    content: '';
    position: absolute;
    inset: 8px;
    background: white;
    border-radius: 8px;
}

/* =====================================================
   TOOLTIPS SYSTEM
   ===================================================== */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::before,
[data-tooltip]::after {
    position: absolute;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 99999;
}

[data-tooltip]::before {
    content: attr(data-tooltip);
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(5px);
    padding: 10px 14px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 400;
    line-height: 1.4;
    white-space: normal;
    max-width: 250px;
    min-width: 150px;
    width: max-content;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(105, 123, 230, 0.3);
    text-align: center;
}

[data-tooltip]::after {
    content: '';
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%) translateY(5px);
    border: 8px solid transparent;
    border-top-color: #16213e;
}

[data-tooltip]:hover::before,
[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* Tooltip en bas (pour tabs et éléments en haut) */
[data-tooltip-bottom] {
    position: relative;
}

[data-tooltip-bottom]::before,
[data-tooltip-bottom]::after {
    position: absolute;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 99999;
}

[data-tooltip-bottom]::before {
    content: attr(data-tooltip-bottom);
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) translateY(-5px);
    padding: 10px 14px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 400;
    line-height: 1.4;
    white-space: normal;
    max-width: 220px;
    min-width: 150px;
    width: max-content;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(105, 123, 230, 0.3);
    text-align: center;
}

[data-tooltip-bottom]::after {
    content: '';
    top: calc(100% + 4px);
    left: 50%;
    transform: translateX(-50%) translateY(-5px);
    border: 8px solid transparent;
    border-bottom-color: #1a1a2e;
}

[data-tooltip-bottom]:hover::before,
[data-tooltip-bottom]:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* Tooltip à gauche (pour boutons à droite de l'écran) */
[data-tooltip-left] {
    position: relative;
}

[data-tooltip-left]::before,
[data-tooltip-left]::after {
    position: absolute;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 99999;
}

[data-tooltip-left]::before {
    content: attr(data-tooltip-left);
    right: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%) translateX(5px);
    padding: 10px 14px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 400;
    line-height: 1.4;
    white-space: nowrap;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(105, 123, 230, 0.3);
}

[data-tooltip-left]::after {
    content: '';
    right: calc(100% + 4px);
    top: 50%;
    transform: translateY(-50%) translateX(5px);
    border: 8px solid transparent;
    border-left-color: #16213e;
}

[data-tooltip-left]:hover::before,
[data-tooltip-left]:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
}

/* Tooltip icon */
.tooltip-icon {
    font-size: 0.8rem;
    opacity: 0.5;
    cursor: help;
    margin-left: 5px;
    transition: opacity var(--transition);
}

.tooltip-icon:hover {
    opacity: 1;
    color: var(--primary);
}

/* =====================================================
   HELP MODAL (Warning Style)
   ===================================================== */
.modal-header-warning {
    background: linear-gradient(135deg, var(--warning), #f59e0b) !important;
}

.help-content {
    padding: var(--spacing-md);
}

.help-section {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(0, 0, 0, 0.03);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary);
}

body.dark-mode .help-section {
    background: rgba(255, 255, 255, 0.05);
}

.help-section h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
    color: var(--primary);
}

body.dark-mode .help-section h4 {
    color: #8ab4f8;
}

.help-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.help-section li {
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
    font-size: 0.9rem;
}

.help-section li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.help-section.error {
    border-left-color: var(--error);
}

.help-section.error h4 {
    color: var(--error);
}

.help-section.tip {
    border-left-color: var(--success);
}

.help-section.tip h4 {
    color: var(--success);
}

/* =====================================================
   VERSION BADGE
   ===================================================== */
footer strong {
    color: var(--primary);
}

body.dark-mode footer strong {
    color: #8ab4f8;
}