/* =================================================================
   EQUIPEMENT CATEGORY - TRAITEUR ORIENTAL THEME
   Design magazine premium avec couleurs orientales cohérentes
================================================================= */

:root {
    --primary-blue: #1e40af;
    --secondary-blue: #3b82f6;
    --accent-gold: #f59e0b;
    --warm-gold: #fbbf24;
    --deep-blue: #1e3a8a;
    --light-blue: #eff6ff;
    --text-dark: #1f2937;
    --text-medium: #4b5563;
    --text-light: #6b7280;
    --background-light: #f8fafc;
    --white: #ffffff;
    --border-light: #e5e7eb;
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-strong: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* =================================================================
   HERO SECTION AVEC PARALLAX
================================================================= */

.hero-section {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 120%;
    height: 120%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="oriental" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="2" fill="rgba(255,255,255,0.1)"/><path d="M5,5 Q10,0 15,5 Q10,10 5,5" fill="rgba(251,191,36,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23oriental)"/></svg>') repeat;
    animation: parallaxMove 20s ease-in-out infinite;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 64, 175, 0.2);
}

.hero-content {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.title-accent {
    color: var(--accent-gold);
    display: block;
}

.title-subtitle {
    font-size: 0.7em;
    font-weight: 400;
    opacity: 0.9;
    display: block;
    margin-top: 0.5rem;
}

.hero-description {
    font-size: 1.25rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-gold);
    line-height: 1;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 0.25rem;
}

.stat-divider {
    width: 1px;
    height: 2rem;
    background: rgba(255, 255, 255, 0.3);
}

.equipment-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.showcase-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.showcase-item:hover,
.showcase-item.active {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.item-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
}

.showcase-item span {
    color: var(--white);
    font-weight: 500;
    font-size: 0.95rem;
}

@keyframes parallaxMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(-2%, 1%) rotate(1deg); }
    50% { transform: translate(1%, -1%) rotate(-0.5deg); }
    75% { transform: translate(-1%, 2%) rotate(0.5deg); }
}

/* =================================================================
   CALCULATEUR DE PERFORMANCES
================================================================= */

.calculator-section {
    padding: 4rem 0;
    background: var(--background-light);
}

.calculator-card {
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-strong);
    overflow: hidden;
    border: 1px solid var(--border-light);
}

.calculator-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    padding: 2rem;
    text-align: center;
}

.calculator-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.calculator-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.calculator-grid {
    padding: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    align-items: start;
}

.calc-input-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.calc-input-group label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.calc-input-group input,
.calc-input-group select {
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-light);
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
}

.calc-input-group input:focus,
.calc-input-group select:focus {
    outline: none;
    border-color: var(--secondary-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.calc-results {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--light-blue) 0%, rgba(59, 130, 246, 0.05) 100%);
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid rgba(59, 130, 246, 0.1);
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.875rem 0;
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
}

.result-item:last-child {
    border-bottom: none;
}

.result-item.total {
    background: var(--white);
    margin: 1rem -1rem -1rem -1rem;
    padding: 1.25rem 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-soft);
    border-bottom: none;
}

.result-label {
    font-weight: 500;
    color: var(--text-dark);
}

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

.result-item.total .result-value {
    color: var(--accent-gold);
    font-size: 1.25rem;
}

/* =================================================================
   NAVIGATION CATÉGORIES
================================================================= */

.categories-nav {
    padding: 3rem 0;
    background: var(--white);
}

.nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.nav-item {
    background: var(--white);
    border: 2px solid var(--border-light);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--accent-gold) 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-item:hover::before,
.nav-item.active::before {
    transform: scaleX(1);
}

.nav-item:hover,
.nav-item.active {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
    border-color: var(--secondary-blue);
}

.nav-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.nav-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.nav-item p {
    color: var(--text-medium);
    line-height: 1.5;
}

/* =================================================================
   MAIN CONTENT - LAYOUT MAGAZINE
================================================================= */

.main-content {
    padding: 4rem 0;
    background: var(--background-light);
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 4rem;
    align-items: start;
}

.section-header {
    margin-bottom: 3rem;
    text-align: center;
}

.section-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--accent-gold) 100%);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-medium);
    line-height: 1.6;
}

.articles-grid {
    display: grid;
    gap: 2rem;
}

.article-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 0;
}

.article-card.featured {
    grid-template-columns: 1fr;
    grid-template-rows: 300px 1fr;
}

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

.card-image {
    position: relative;
    background: linear-gradient(135deg, var(--light-blue) 0%, rgba(251, 191, 36, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder {
    font-size: 3rem;
    color: var(--secondary-blue);
    opacity: 0.6;
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-gold);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.card-content {
    padding: 1.5rem;
}

.article-card.featured .card-content {
    padding: 2rem;
}

.card-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.85rem;
}

.meta-date {
    color: var(--text-light);
}

.meta-category {
    color: var(--secondary-blue);
    font-weight: 500;
    background: rgba(59, 130, 246, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
}

.card-title {
    margin-bottom: 1rem;
}

.card-title a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.article-card.featured .card-title a {
    font-size: 1.5rem;
}

.card-title a:hover {
    color: var(--secondary-blue);
}

.card-excerpt {
    color: var(--text-medium);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.card-link {
    color: var(--secondary-blue);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.card-link:hover {
    color: var(--primary-blue);
    gap: 0.75rem;
}

.link-arrow {
    transition: transform 0.3s ease;
}

.card-link:hover .link-arrow {
    transform: translateX(4px);
}

/* =================================================================
   SIDEBAR
================================================================= */

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-widget {
    background: var(--white);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-light);
}

.widget-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--light-blue);
    position: relative;
}

.widget-title::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--accent-gold);
}

.popular-equipment {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.equipment-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
}

.equipment-item:hover {
    background: var(--light-blue);
    border-color: var(--secondary-blue);
}

.item-image {
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-blue);
    border-radius: 10px;
    border: 2px solid rgba(59, 130, 246, 0.2);
}

.item-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.item-price {
    font-size: 0.85rem;
    color: var(--secondary-blue);
    font-weight: 500;
}

/* Tableau comparatif */
.comparison-table-container {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--border-light);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.comparison-table th {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    padding: 1rem 0.75rem;
    text-align: left;
    font-weight: 600;
}

.comparison-table td {
    padding: 1rem 0.75rem;
    border-bottom: 1px solid var(--border-light);
}

.comparison-table tr:hover {
    background: var(--light-blue);
}

.comparison-table tr.popular {
    background: rgba(251, 191, 36, 0.1);
    border: 2px solid var(--accent-gold);
}

.comparison-table .price {
    font-weight: 700;
    color: var(--accent-gold);
    font-size: 1.1rem;
}

.comparison-table td strong {
    color: var(--text-dark);
    display: block;
    margin-bottom: 0.25rem;
}

.comparison-table td small {
    color: var(--text-medium);
    font-size: 0.8rem;
}

/* Services list */
.services-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.service-item:hover {
    background: var(--light-blue);
}

.service-icon {
    font-size: 1.1rem;
    color: var(--accent-gold);
}

.service-item span:last-child {
    color: var(--text-dark);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* =================================================================
   SECTION CONSEILS
================================================================= */

.tips-section {
    padding: 4rem 0;
    background: var(--white);
}

.tips-header {
    text-align: center;
    margin-bottom: 3rem;
}

.tips-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.tips-header p {
    font-size: 1.2rem;
    color: var(--text-medium);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.tip-card {
    background: var(--white);
    border: 2px solid var(--border-light);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tip-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--light-blue) 0%, rgba(251, 191, 36, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tip-card:hover::before {
    opacity: 1;
}

.tip-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-strong);
    border-color: var(--secondary-blue);
}

.tip-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.tip-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.tip-card p {
    color: var(--text-medium);
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

/* =================================================================
   NO CONTENT STATE
================================================================= */

.no-content {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--white);
    border-radius: 16px;
    border: 2px dashed var(--border-light);
}

.no-content-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.6;
}

.no-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.no-content p {
    color: var(--text-medium);
    line-height: 1.6;
    max-width: 500px;
    margin: 0 auto;
}

/* =================================================================
   RESPONSIVE DESIGN
================================================================= */

@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .sidebar {
        order: -1;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .equipment-showcase {
        grid-template-columns: 1fr 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .calculator-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1.5rem;
    }
    
    .nav-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }
    
    .nav-item {
        padding: 1.5rem;
    }
    
    .article-card {
        grid-template-columns: 1fr;
        grid-template-rows: 200px 1fr;
    }
    
    .article-card.featured {
        grid-template-rows: 250px 1fr;
    }
    
    .tips-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .sidebar {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-section {
        min-height: 60vh;
    }
    
    .hero-content {
        padding: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .equipment-showcase {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .showcase-item {
        padding: 1rem;
    }
    
    .calculator-card {
        margin: 0 1rem;
    }
    
    .calculator-header {
        padding: 1.5rem;
    }
    
    .calculator-grid {
        padding: 1rem;
    }
    
    .nav-item {
        padding: 1rem;
    }
    
    .nav-icon {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
    
    .tips-header h2 {
        font-size: 1.75rem;
    }
    
    .tip-card {
        padding: 1.5rem;
    }
}

/* =================================================================
   ANIMATIONS ET MICRO-INTERACTIONS
================================================================= */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.article-card {
    animation: fadeInUp 0.6s ease forwards;
}

.article-card:nth-child(2) { animation-delay: 0.1s; }
.article-card:nth-child(3) { animation-delay: 0.2s; }
.article-card:nth-child(4) { animation-delay: 0.3s; }

.tip-card {
    animation: fadeInUp 0.6s ease forwards;
}

.tip-card:nth-child(2) { animation-delay: 0.1s; }
.tip-card:nth-child(3) { animation-delay: 0.2s; }
.tip-card:nth-child(4) { animation-delay: 0.3s; }

/* Pulse effect pour les éléments interactifs */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.showcase-item.active {
    animation: pulse 2s ease-in-out infinite;
}

/* Smooth transitions pour tous les éléments interactifs */
* {
    transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

/* Focus states pour l'accessibilité */
.nav-item:focus,
.article-card:focus,
.tip-card:focus,
.equipment-item:focus {
    outline: 3px solid var(--accent-gold);
    outline-offset: 2px;
}

/* États de chargement subtils */
.calculator-card {
    position: relative;
    overflow: hidden;
}

.calculator-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
    animation: loading 2s ease-in-out infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}