/* ==========================================
   ATELIER TSUNA - STYLES PRINCIPAUX
   Bougies artisanales premium
   ========================================== */

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Palette de couleurs premium */
    --color-beige: #F5F1E8;
    --color-sand: #E8DCC4;
    --color-cream: #FAF7F0;
    --color-gold: #D4AF37;
    --color-terracotta: #C87464;
    --color-amber: #E8A87C;
    --color-dark: #2C2420;
    --color-grey: #6B6560;
    --color-white: #FFFFFF;
    --color-success: #7FAA65;
    
    /* Typographie */
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-2xl: 6rem;
    
    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(44, 36, 32, 0.08);
    --shadow-md: 0 4px 16px rgba(44, 36, 32, 0.12);
    --shadow-lg: 0 8px 32px rgba(44, 36, 32, 0.16);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-dark);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */
.header {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
    letter-spacing: 0.5px;
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-weight: 500;
    color: var(--color-grey);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: color 0.3s, background-color 0.3s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-dark);
    background-color: var(--color-beige);
}

/* Burger Menu */
.burger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.burger span {
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    transition: transform 0.3s, opacity 0.3s;
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger.active span:nth-child(2) {
    opacity: 0;
}

.burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    position: relative;
    height: 75vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(44, 36, 32, 0.7) 0%, rgba(200, 116, 100, 0.3) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    color: var(--color-white);
    max-width: 600px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-beige);
    line-height: 1.7;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, background-color 0.3s;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--color-terracotta) 0%, var(--color-amber) 100%);
    color: var(--color-white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #B5654F 0%, #D9946D 100%);
}

.btn-secondary {
    background-color: var(--color-sand);
    color: var(--color-dark);
}

.btn-secondary:hover {
    background-color: #D8CCB4;
}

.btn-whatsapp {
    background-color: #25D366;
    color: var(--color-white);
}

.btn-whatsapp:hover {
    background-color: #20BA5A;
}

.btn-full {
    width: 100%;
}

/* ==========================================
   SECTIONS
   ========================================== */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--color-grey);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.page-header {
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-sand) 100%);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.page-title {
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    color: var(--color-grey);
    font-size: 1.125rem;
}

/* ==========================================
   PRODUCT CARDS
   ========================================== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.products-grid-large {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.product-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.product-card:hover .product-image img {
    transform: scale(1.08);
}

.badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-amber) 100%);
    color: var(--color-white);
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.badge-new {
    background: linear-gradient(135deg, var(--color-terracotta) 0%, var(--color-amber) 100%);
}

.product-info {
    padding: var(--spacing-md);
}

.product-name {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.product-description {
    color: var(--color-grey);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-terracotta);
    font-family: var(--font-display);
}

/* ==========================================
   FEATURES
   ========================================== */
.why-section {
    background-color: var(--color-white);
}

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

.feature-card {
    text-align: center;
    padding: var(--spacing-md);
}

.feature-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-sand) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-terracotta);
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--color-grey);
    line-height: 1.7;
}

/* ==========================================
   REASSURANCE
   ========================================== */
.reassurance-section {
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-sand) 100%);
}

.reassurance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.reassurance-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.reassurance-item svg {
    flex-shrink: 0;
    color: var(--color-terracotta);
}

.reassurance-item strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--color-dark);
}

.reassurance-item span {
    color: var(--color-grey);
    font-size: 0.9rem;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background-color: var(--color-dark);
    color: var(--color-beige);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-beige);
}

.footer-brand p {
    color: var(--color-sand);
}

.footer h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-gold);
    font-size: 1rem;
}

.footer ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer a {
    color: var(--color-sand);
    transition: color 0.3s;
}

.footer a:hover {
    color: var(--color-gold);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(232, 220, 196, 0.2);
    color: var(--color-sand);
    font-size: 0.9rem;
}

/* ==========================================
   PRODUCT DETAIL PAGE
   ========================================== */
.breadcrumb {
    padding: var(--spacing-md) 0;
    color: var(--color-grey);
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--color-grey);
    transition: color 0.3s;
}

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

.product-detail {
    padding: var(--spacing-lg) 0 var(--spacing-2xl);
}

.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.product-image-main {
    position: sticky;
    top: 100px;
}

.product-image-main img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.product-details .badge {
    position: static;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.product-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.product-price-large {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-terracotta);
    font-family: var(--font-display);
    margin-bottom: var(--spacing-md);
}

.product-description-full {
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.product-description-full p {
    margin-bottom: var(--spacing-sm);
}

.product-specs,
.product-care {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--color-beige);
    border-radius: var(--radius-md);
}

.product-specs h3,
.product-care h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.specs-list {
    list-style: none;
    padding-left: 0;
}

.specs-list li {
    padding: var(--spacing-xs) 0;
    color: var(--color-grey);
    position: relative;
    padding-left: 1.5rem;
}

.specs-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-terracotta);
    font-weight: bold;
}

.product-reassurance {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.reassurance-item-small {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-grey);
    font-size: 0.9rem;
}

.reassurance-item-small svg {
    color: var(--color-terracotta);
    flex-shrink: 0;
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* ==========================================
   FILTERS
   ========================================== */
.filters-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--color-white);
}

.filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.filter-pill {
    padding: 0.625rem 1.5rem;
    background-color: var(--color-beige);
    color: var(--color-grey);
    border: none;
    border-radius: 24px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s, color 0.3s, transform 0.2s;
}

.filter-pill:hover {
    background-color: var(--color-sand);
    transform: translateY(-2px);
}

.filter-pill.active {
    background: linear-gradient(135deg, var(--color-terracotta) 0%, var(--color-amber) 100%);
    color: var(--color-white);
}

/* ==========================================
   CTA SECTION
   ========================================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-terracotta) 0%, var(--color-amber) 100%);
    color: var(--color-white);
}

.cta-card {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-card h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.cta-card p {
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
}

/* ==========================================
   FAQ
   ========================================== */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-category {
    margin-bottom: var(--spacing-xl);
}

.faq-category-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-terracotta);
}

.faq-item {
    margin-bottom: var(--spacing-md);
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: none;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-dark);
    cursor: pointer;
    transition: background-color 0.3s;
}

.faq-question:hover {
    background-color: var(--color-beige);
}

.faq-icon {
    flex-shrink: 0;
    color: var(--color-terracotta);
    transition: transform 0.3s;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s, padding 0.4s;
}

.faq-item.active .faq-answer {
    max-height: 600px;
    padding: 0 var(--spacing-md) var(--spacing-md);
}

.faq-answer p {
    color: var(--color-grey);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.faq-answer ul {
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.faq-answer li {
    color: var(--color-grey);
    margin-bottom: var(--spacing-xs);
    padding-left: 1rem;
    position: relative;
}

.faq-answer li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-terracotta);
}

.faq-cta {
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-sand) 100%);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-xl);
}

.faq-cta h3 {
    margin-bottom: var(--spacing-sm);
}

.faq-cta p {
    color: var(--color-grey);
    margin-bottom: var(--spacing-md);
}

/* ==========================================
   CONTACT PAGE
   ========================================== */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact-info h2 {
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--color-grey);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-sand) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-terracotta);
}

.contact-item h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--color-grey);
    margin-bottom: 0.25rem;
}

.contact-item a {
    color: var(--color-terracotta);
    transition: color 0.3s;
}

.contact-item a:hover {
    color: var(--color-amber);
}

.text-small {
    font-size: 0.9rem;
}

.whatsapp-cta {
    margin-bottom: var(--spacing-lg);
}

.response-time {
    padding: var(--spacing-md);
    background-color: var(--color-beige);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-terracotta);
}

.response-time p {
    margin-bottom: 0.5rem;
    color: var(--color-grey);
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 500;
    color: var(--color-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--color-sand);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-dark);
    background-color: var(--color-cream);
    transition: border-color 0.3s, background-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-terracotta);
    background-color: var(--color-white);
}

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

.form-note {
    font-size: 0.875rem;
    color: var(--color-grey);
    text-align: center;
}

/* ==========================================
   ANIMATIONS
   ========================================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }
.fade-in:nth-child(4) { animation-delay: 0.4s; }

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 968px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .product-layout,
    .contact-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .product-image-main {
        position: static;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-2xl: 4rem;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.3s, opacity 0.3s, visibility 0.3s;
    }
    
    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        padding: var(--spacing-md);
        gap: 0;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-sm);
    }
    
    .burger {
        display: flex;
    }
    
    .hero {
        height: 60vh;
        min-height: 400px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .reassurance-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .product-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
    }
}