/* ========================================
   Gift List - Design System
   ======================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&family=Inter:wght@400;500&display=swap');

/* ----------------------------------------
   CSS Custom Properties (Design Tokens)
   ---------------------------------------- */
:root {
    /* Colors - Primary */
    --color-primary: #FF6B9D;
    --color-primary-light: #E8A0BF;
    --color-primary-dark: #E5547A;
    --color-primary-gradient: linear-gradient(135deg, #E8A0BF 0%, #FF6B9D 100%);

    /* Colors - Secondary */
    --color-secondary: #F5C542;
    --color-secondary-light: #FFD966;
    --color-secondary-dark: #D4A72C;

    /* Colors - Background */
    --color-bg: #FFF5F7;
    --color-bg-white: #FFFFFF;
    --color-bg-card: #FFFFFF;
    --color-bg-overlay: rgba(0, 0, 0, 0.5);

    /* Colors - Text */
    --color-text: #2D2D2D;
    --color-text-light: #666666;
    --color-text-muted: #999999;
    --color-text-white: #FFFFFF;

    /* Colors - Status */
    --color-success: #4CAF50;
    --color-success-light: #E8F5E9;
    --color-error: #F44336;
    --color-error-light: #FFEBEE;
    --color-warning: #FF9800;
    --color-warning-light: #FFF3E0;
    --color-info: #2196F3;
    --color-info-light: #E3F2FD;

    /* Colors - Borders */
    --color-border: #E0E0E0;
    --color-border-light: #F0F0F0;

    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50%;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.16);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Layout */
    --max-width: 1200px;
    --navbar-height: 64px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

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

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

ul, ol {
    list-style: none;
}

/* ----------------------------------------
   Typography
   ---------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--space-md);
    color: var(--color-text-light);
}

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }

/* ----------------------------------------
   Layout
   ---------------------------------------- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.page-content {
    padding-top: calc(var(--navbar-height) + var(--space-xl));
    padding-bottom: var(--space-3xl);
    min-height: calc(100vh - var(--navbar-height));
}

.grid {
    display: grid;
    gap: var(--space-lg);
}

.grid-2 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

/* ----------------------------------------
   Navbar
   ---------------------------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    background: var(--color-bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.navbar-brand {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.navbar-brand:hover {
    color: var(--color-primary-dark);
}

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

.navbar-nav a {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-light);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.navbar-nav a:hover {
    color: var(--color-primary);
    background: var(--color-bg);
}

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

.navbar-user-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
}

.navbar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    font-size: var(--font-size-xl);
    color: var(--color-text);
}

/* ----------------------------------------
   Buttons
   ---------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 24px;
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--color-primary-gradient);
    color: var(--color-text-white);
    box-shadow: 0 4px 12px rgba(255, 107, 157, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 107, 157, 0.4);
}

.btn-secondary {
    background: var(--color-bg-white);
    color: var(--color-primary);
    border: 2px solid var(--color-primary-light);
}

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

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

.btn-danger:hover:not(:disabled) {
    background: #D32F2F;
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-light);
    padding: 8px 16px;
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-bg);
    color: var(--color-text);
}

.btn-sm {
    padding: 8px 16px;
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: 16px 32px;
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
}

.btn-block {
    width: 100%;
}

.btn-icon {
    padding: 8px;
    border-radius: var(--radius-full);
}

/* ----------------------------------------
   Cards
   ---------------------------------------- */
.card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    margin-bottom: var(--space-md);
}

.card-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.card-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border-light);
}

.card-meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ----------------------------------------
   Gift Cards
   ---------------------------------------- */
.gift-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.gift-card-content {
    position: relative;
    z-index: 1;
}

/* Unsplash background image layer */
.gift-card.has-bg-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: var(--bg-image);
    background-size: cover;
    background-position: center;
    opacity: 0.12;
    z-index: 0;
    transition: opacity var(--transition-base);
}

.gift-card.has-bg-image:hover::before {
    opacity: 0.18;
}

/* Emoji fallback watermark (when no Unsplash image) */
.gift-card:not(.has-bg-image)::before {
    content: attr(data-emoji);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
    opacity: 0.08;
    z-index: 0;
    pointer-events: none;
}

.gift-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-sm);
}

.gift-card.reserved {
    background: #FFF8E1;
    border-color: var(--color-warning);
}

.gift-card.reserved.has-bg-image::before {
    opacity: 0.08;
}

.gift-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.gift-card-name {
    font-family: var(--font-heading);
    font-size: var(--font-size-base);
    font-weight: 600;
}

.gift-card-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.gift-card-reserved-by {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    font-style: italic;
}

.gift-card-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* ----------------------------------------
   Badges
   ---------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: var(--radius-xl);
    white-space: nowrap;
}

.badge-available {
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge-reserved {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.badge-count {
    background: var(--color-primary-light);
    color: var(--color-text-white);
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

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

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

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-bg-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.15);
}

.form-input.error,
.form-textarea.error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(244, 67, 54, 0.15);
}

.form-input.success,
.form-textarea.success {
    border-color: var(--color-success);
}

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

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

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-error);
    margin-top: var(--space-xs);
}

/* ----------------------------------------
   Auth Card (Login/Register)
   ---------------------------------------- */
.auth-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - var(--navbar-height));
    padding: var(--space-xl);
}

.auth-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2xl);
    width: 100%;
    max-width: 440px;
}

.auth-card h1 {
    font-size: var(--font-size-2xl);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.auth-card .auth-link {
    text-align: center;
    margin-top: var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.password-strength {
    height: 4px;
    border-radius: 2px;
    background: var(--color-border);
    margin-top: var(--space-sm);
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    border-radius: 2px;
    transition: width var(--transition-base), background var(--transition-base);
    width: 0%;
}

.password-strength-bar.weak { width: 33%; background: var(--color-error); }
.password-strength-bar.medium { width: 66%; background: var(--color-warning); }
.password-strength-bar.strong { width: 100%; background: var(--color-success); }

/* ----------------------------------------
   Hero Section
   ---------------------------------------- */
.hero {
    text-align: center;
    padding: var(--space-3xl) 0;
}

.hero-split {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    text-align: left;
}

.hero-left {
    flex: 1;
    min-width: 0;
}

.hero-right {
    flex: 1;
    min-width: 0;
}

.hero-emoji {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    display: block;
}

.hero h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-md);
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 0 var(--space-xl);
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-start;
    flex-wrap: wrap;
    align-items: center;
}

.hero-separator {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-transform: uppercase;
}

/* ----------------------------------------
   AI Demo Animation (Homepage)
   ---------------------------------------- */
.ai-demo {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border-light);
}

.ai-demo-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-md);
    text-align: center;
    line-height: 1.4;
}

.ai-demo-screen {
    background: var(--color-bg);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    min-height: 200px;
}

.ai-demo-prompt {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-bg-white);
    border: 1px solid var(--color-primary-light);
    border-radius: var(--radius-md);
    padding: 0.6rem 1rem;
    margin-bottom: var(--space-lg);
    font-size: 0.8rem;
    color: var(--color-text-light);
    overflow: hidden;
}

.ai-demo-spark {
    font-size: 1rem;
    flex-shrink: 0;
    animation: sparkPulse 2s ease-in-out infinite;
}

@keyframes sparkPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.ai-demo-typing {
    white-space: nowrap;
    overflow: hidden;
    border-right: 2px solid var(--color-primary);
    animation: typing 5s steps(45) infinite, blink 0.6s step-end infinite alternate;
    max-width: 100%;
}

@keyframes typing {
    0% { width: 0; }
    55%, 90% { width: 100%; }
    97%, 100% { width: 0; }
}

@keyframes blink {
    50% { border-color: transparent; }
}

.ai-demo-cards {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.ai-demo-card {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-bg-white);
    border-radius: var(--radius-md);
    padding: 0.6rem 0.85rem;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid var(--color-border-light);
    opacity: 0;
    transform: translateY(8px);
    animation: cardCycle 5s ease infinite;
}

.ai-demo-card-1 { animation-delay: 1.5s; }
.ai-demo-card-2 { animation-delay: 2.3s; }
.ai-demo-card-3 { animation-delay: 3.1s; }

@keyframes cardCycle {
    0% { opacity: 0; transform: translateY(8px); }
    12% { opacity: 1; transform: translateY(0); }
    78% { opacity: 1; transform: translateY(0); }
    93%, 100% { opacity: 0; transform: translateY(-4px); }
}

.ai-demo-card-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

/* Lien cliquable sur la démo IA */
.ai-demo-link {
    display: block;
    text-decoration: none;
    color: inherit;
    border-radius: var(--radius-lg);
}

.ai-demo-link:hover .ai-demo {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
    border-color: var(--color-primary-light);
    transition: all var(--transition-base);
}

.ai-demo-cta {
    margin-top: var(--space-md);
    text-align: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
    padding: 0.5rem;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #FFF0F5, #F5F0FF);
    border: 1px solid var(--color-primary-light);
}

/* ----------------------------------------
   Features Section
   ---------------------------------------- */
.features {
    padding: var(--space-3xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.feature-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    display: block;
}

.feature-card h3 {
    margin-bottom: var(--space-sm);
}

.feature-card p {
    font-size: var(--font-size-sm);
}

/* ----------------------------------------
   Create page layout (single page, 2 columns)
   ---------------------------------------- */
.create-header {
    max-width: 680px;
    margin: 0 auto var(--space-xl);
}

.create-header .form-input {
    margin-bottom: var(--space-sm);
}

.create-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: stretch;
}

.create-col-ai {
    display: flex;
    flex-direction: column;
}

.create-col-ai .ai-box {
    flex: 1; /* fill full column height for visual parity */
}

.create-col-manual {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.create-gifts-section {
    margin-top: var(--space-xl);
}

.create-share-card {
    margin-top: var(--space-xl);
    text-align: center;
}

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

/* ----------------------------------------
   Wizard (legacy, kept for reference)
   ---------------------------------------- */
.wizard-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: var(--space-2xl);
    padding: 0 var(--space-lg);
}

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

.wizard-step-number {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: var(--font-size-sm);
    font-weight: 600;
    background: var(--color-border);
    color: var(--color-text-muted);
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.wizard-step.active .wizard-step-number {
    background: var(--color-primary-gradient);
    color: var(--color-text-white);
    box-shadow: 0 4px 12px rgba(255, 107, 157, 0.3);
}

.wizard-step.completed .wizard-step-number {
    background: var(--color-success);
    color: var(--color-text-white);
}

.wizard-step-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.wizard-step.active .wizard-step-label {
    color: var(--color-text);
}

.wizard-step.completed .wizard-step-label {
    color: var(--color-success);
}

.wizard-line {
    flex: 1;
    height: 2px;
    background: var(--color-border);
    margin: 0 var(--space-sm);
    min-width: 20px;
    transition: background var(--transition-base);
}

.wizard-line.completed {
    background: var(--color-success);
}

.wizard-panel {
    display: none;
    animation: fadeIn var(--transition-base);
}

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

/* ----------------------------------------
   Toast Notifications
   ---------------------------------------- */
.toast-container {
    position: fixed;
    top: calc(var(--navbar-height) + var(--space-md));
    right: var(--space-md);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    max-width: 400px;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: slideIn var(--transition-base);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

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

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

.toast-info {
    background: var(--color-info);
    color: var(--color-text-white);
}

.toast-warning {
    background: var(--color-warning);
    color: var(--color-text-white);
}

.toast-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: var(--font-size-lg);
    opacity: 0.7;
    padding: 0;
    line-height: 1;
    margin-left: auto;
}

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

.toast.removing {
    animation: slideOut var(--transition-fast);
}

/* ----------------------------------------
   Modal
   ---------------------------------------- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-overlay);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    animation: fadeIn var(--transition-fast);
}

.modal {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 480px;
    padding: var(--space-xl);
    animation: scaleIn var(--transition-base);
}

.modal-title {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.modal-message {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--space-xl);
}

.modal-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
}

/* ----------------------------------------
   Loader
   ---------------------------------------- */
.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.85);
    z-index: 4000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn var(--transition-fast);
}

.loader-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

/* ----------------------------------------
   Empty State
   ---------------------------------------- */
.empty-state {
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    display: block;
}

.empty-state h3 {
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.empty-state p {
    margin-bottom: var(--space-xl);
    color: var(--color-text-muted);
}

/* ----------------------------------------
   AI Suggestion Box
   ---------------------------------------- */
.ai-box {
    background: linear-gradient(135deg, #F3E5F5 0%, #E8EAF6 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-top: var(--space-xl);
    border: 1px solid #CE93D8;
}

.ai-box-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.ai-box-header h3 {
    font-size: var(--font-size-base);
    color: #7B1FA2;
}

.ai-suggestions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.ai-suggestion-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border: 1px solid var(--color-border-light);
    cursor: pointer;
    transition: opacity 0.3s ease, transform 0.3s ease, border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.ai-suggestion-card.fade-out {
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none;
}

.ai-suggestion-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* Cartes sélectionnables (ideas.html) */
.idea-selectable {
    position: relative;
    user-select: none;
}

.idea-selectable.selected {
    border-color: var(--color-primary);
    background: #F3E5F5;
    box-shadow: 0 0 0 2px rgba(var(--color-primary-rgb, 124, 58, 237), 0.15);
}

.idea-checkbox-label {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    line-height: 1;
}

.idea-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-primary);
    display: block;
}

/* Boutons d'action ideas.html */
.ideas-actions {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    flex-wrap: wrap;
}

.ai-suggestion-card h4 {
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-xs);
}

.ai-suggestion-card p {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    margin-bottom: var(--space-sm);
}

/* ----------------------------------------
   Share Section
   ---------------------------------------- */
.share-section {
    text-align: center;
    padding: var(--space-xl);
}

.share-link-box {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    margin: var(--space-lg) auto;
    max-width: 500px;
}

.share-link-box input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: var(--font-size-sm);
    color: var(--color-text);
    outline: none;
    padding: var(--space-sm);
}

.share-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-top: var(--space-lg);
    flex-wrap: wrap;
}

/* ----------------------------------------
   List Header
   ---------------------------------------- */

.list-header {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--space-xl);
    margin-bottom: var(--space-md);
}

.list-header-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.list-header-actions { flex-shrink: 0; }

.list-header h1 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-xs);
}

.list-header p { color: var(--color-text-light); }

/* Champs éditables inline (owner) */
.editable-field {
    cursor: text;
    border-radius: var(--radius-sm);
    outline: none;
    padding: 2px 6px;
    margin: -2px -6px;
    transition: background var(--transition-fast), box-shadow var(--transition-fast);
}
.editable-field:hover { background: rgba(0,0,0,0.04); }
.editable-field:focus {
    background: rgba(0,0,0,0.05);
    box-shadow: 0 0 0 2px #E9D5FF;
}
.editable-field:empty::before {
    content: attr(data-placeholder);
    color: var(--color-text-muted);
    font-style: italic;
    font-weight: normal;
    pointer-events: none;
}

/* Bannière propriétaire compacte (pleine largeur sous le header) */
.owner-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    background: linear-gradient(135deg, #F3E5F5 0%, #E8EAF6 100%);
    border: 1px solid #CE93D8;
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.owner-banner-left {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.owner-banner-sep { color: var(--color-text-muted); }

.owner-share-box { margin: 0; }
.owner-share-box input { width: 180px; font-size: var(--font-size-xs); }

.owner-banner-right { flex-shrink: 0; }

.owner-email-form {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.form-input-sm {
    padding: 0.35rem 0.6rem;
    font-size: var(--font-size-sm);
    height: auto;
}

@media (max-width: 768px) {
    .owner-banner { flex-direction: column; align-items: flex-start; }
    .owner-share-box input { width: 130px; }
}

.list-stats {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-md);
    flex-wrap: wrap;
}

.list-stat {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.list-stat strong {
    color: var(--color-text);
}

/* ----------------------------------------
   Section headers
   ---------------------------------------- */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.section-header h2 {
    font-size: var(--font-size-xl);
}

/* ----------------------------------------
   Footer
   ---------------------------------------- */
.footer {
    text-align: center;
    padding: var(--space-xl) 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    border-top: 1px solid var(--color-border-light);
    margin-top: var(--space-3xl);
}

/* ----------------------------------------
   Animations
   ---------------------------------------- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

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

.fade-in {
    animation: fadeIn var(--transition-base);
}

/* ----------------------------------------
   Responsive Design
   ---------------------------------------- */

/* Tablet */
@media (max-width: 768px) {
    :root {
        --font-size-3xl: 1.75rem;
        --font-size-4xl: 2rem;
    }

    .hero {
        padding: var(--space-2xl) 0;
    }

    .hero-split {
        flex-direction: column;
        text-align: center;
    }

    .hero-split .hero-left {
        order: 1;
    }

    .hero-split .hero-right {
        order: 2;
        max-width: 400px;
        margin: 0 auto;
        width: 100%;
    }

    .hero p {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-emoji {
        font-size: 3rem;
    }

    .ai-demo-card span:not(.ai-demo-card-icon) {
        font-size: 0.8rem;
    }

    .navbar-nav {
        display: none;
        position: absolute;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background: var(--color-bg-white);
        flex-direction: column;
        padding: var(--space-md);
        box-shadow: var(--shadow-md);
        border-top: 1px solid var(--color-border-light);
    }

    .navbar-nav.open {
        display: flex;
    }

    .navbar-toggle {
        display: block;
    }

    .wizard-step-label {
        display: none;
    }

    .toast-container {
        left: var(--space-md);
        right: var(--space-md);
        max-width: none;
    }

    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }

    .modal {
        margin: var(--space-md);
    }
}

/* Mobile */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }

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

    .auth-card {
        padding: var(--space-lg);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
    }

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

    .ai-demo-title {
        font-size: 0.85rem;
    }

    .ai-demo-typing {
        font-size: 0.75rem;
    }

    .gift-card-actions {
        flex-direction: column;
    }

    .gift-card-actions .btn {
        width: 100%;
    }

    .share-link-box {
        flex-direction: column;
    }

    .modal-actions {
        flex-direction: column-reverse;
    }

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

/* ----------------------------------------
   Utility Classes
   ---------------------------------------- */
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.hidden { display: none !important; }
.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ----------------------------------------
   Liens marchands (affiliation)
   Disposés en ligne : la version en colonne pleine largeur donnait à ces
   liens plus de poids visuel qu'au cadeau lui-même.
   ---------------------------------------- */
.shop-links {
    margin-top: 0.75rem;
    padding-top: 0.6rem;
    border-top: 1px solid var(--color-border-light);
}

.shop-links-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.4rem;
}

.shop-links-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.shop-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-md);
    font-size: 0.78rem;
    font-weight: 500;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.1s;
}

.shop-link:hover {
    opacity: 0.85;
    transform: translateY(-1px);
}

.shop-link-score {
    font-size: 0.68rem;
    font-weight: 600;
    opacity: 0.7;
}

.shop-link-high {
    background-color: var(--color-success-light);
    color: #2E7D32;
    border: 1px solid #A5D6A7;
}

.shop-link-mid {
    background-color: var(--color-warning-light);
    color: #E65100;
    border: 1px solid #FFCC80;
}

.shop-link-low {
    background-color: var(--color-bg);
    color: var(--color-text-light);
    border: 1px solid var(--color-border);
}

/* ----------------------------------------
   Transparence affiliation
   ---------------------------------------- */
.affiliate-disclosure {
    max-width: 720px;
    margin: var(--space-xl) auto 0;
    font-size: 0.75rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    text-align: center;
}

.affiliate-disclosure a {
    color: var(--color-text-light);
}

/* ----------------------------------------
   Quota IA
   ---------------------------------------- */
.quota-notice {
    margin-top: 0.75rem;
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius-md);
    background-color: var(--color-info-light);
    border: 1px solid #90CAF9;
    color: #0D47A1;
    font-size: 0.82rem;
}

.quota-notice a {
    color: #0D47A1;
    font-weight: 600;
}

/* ----------------------------------------
   Premium — bandeau d'état et tarifs
   ---------------------------------------- */
.premium-status {
    max-width: 640px;
    margin: 0 auto var(--space-xl);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    text-align: center;
    font-size: 0.9rem;
}

.premium-status-active {
    background: var(--color-success-light);
    border: 1px solid #A5D6A7;
    color: #2E7D32;
}

.premium-status-free {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    color: var(--color-text-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    max-width: 880px;
    margin: 0 auto;
    align-items: start;
}

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

.pricing-card-featured {
    border: 2px solid var(--color-primary);
    box-shadow: 0 8px 30px rgba(255, 107, 157, 0.15);
}

.pricing-badge {
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary-gradient);
    color: var(--color-text-white);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 0.25rem 0.85rem;
    border-radius: 999px;
    white-space: nowrap;
}

.pricing-price {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0.5rem 0 0;
}

.pricing-period {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-muted);
}

.pricing-alt {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0 0 1rem;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 1.25rem 0;
}

.pricing-features li {
    padding: 0.4rem 0;
    font-size: 0.9rem;
    line-height: 1.5;
    border-bottom: 1px solid var(--color-border-light);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.navbar-premium {
    color: var(--color-primary) !important;
    font-weight: 600;
}

/* ----------------------------------------
   Pages légales
   ---------------------------------------- */
.legal {
    max-width: 720px;
}

.legal h2 {
    margin-top: var(--space-xl);
    font-size: 1.25rem;
}

.legal p,
.legal li {
    line-height: 1.7;
    color: var(--color-text-light);
}

.legal ul {
    padding-left: 1.25rem;
}

.legal code {
    background: var(--color-bg);
    padding: 0.1rem 0.3rem;
    border-radius: 4px;
    font-size: 0.85em;
}

/* ----------------------------------------
   Pied de page
   ---------------------------------------- */
.footer-links {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 0.5rem;
    font-size: 0.8rem;
}

/* ----------------------------------------
   Accessibilité : libellés réservés aux lecteurs d'écran
   ---------------------------------------- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}