/* ===================================
   VARIABLES & RESET
   =================================== */

:root {
    --color-primary: #B73A3A;
    --color-dark: #3A3A3A;
    --color-light: #E8E8E8;
    --color-bg: #F5F5F5;
    --color-white: #FFFFFF;
    --color-accent: #A8A8A8;
    
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    --transition: all 0.3s ease;
}

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

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-white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

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

.logo-image {
    width: 200px;
    height: 70px;
    object-fit: contain;
    transition: var(--transition);
}

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

.logo-text-wrapper {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 2px;
    line-height: 1;
}

.logo-subtitle {
    font-size: 11px;
    color: var(--color-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
    align-items: center;
}

.nav-link {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-dark);
    padding: 8px 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    list-style: none;
    min-width: 200px;
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 12px 20px;
    font-size: 14px;
    color: var(--color-dark);
}

.dropdown-menu a:hover {
    background-color: var(--color-bg);
    color: var(--color-primary);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.language-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
}

.lang-btn {
    background: none;
    border: none;
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-accent);
    cursor: pointer;
    padding: 5px 8px;
    transition: var(--transition);
}

.lang-btn.active {
    color: var(--color-primary);
}

.lang-btn:hover {
    color: var(--color-primary);
}

.lang-separator {
    color: var(--color-accent);
    font-size: 13px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    position: relative;
    min-height: calc(100vh - 70px);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 70px;
    padding: 60px 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 50px,
            rgba(184, 58, 58, 0.03) 50px,
            rgba(184, 58, 58, 0.03) 51px
        );
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.9) 0%,
        rgba(245, 245, 245, 0.95) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 20px 20px;
    animation: fadeInUp 0.8s ease-out;
}

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

.hero-logo {
    margin-bottom: 30px;
}

.hero-logo-image {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    animation: fadeInScale 0.8s ease-out;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--color-primary) 0%, #8b2e2e 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(183, 58, 58, 0.2);
}

.hero-title {
    font-size: 72px;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 8px;
    margin-bottom: 10px;
}

.hero-subtitle {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-dark);
    font-weight: 600;
}

.hero-headline {
    font-size: 36px;
    font-weight: 600;
    color: var(--color-dark);
    margin: 30px 0;
    line-height: 1.4;
}

.hero-services {
    font-size: 18px;
    color: var(--color-accent);
    margin-bottom: 40px;
    font-weight: 300;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 100"><path d="M0,50 Q300,10 600,50 T1200,50 L1200,100 L0,100 Z" fill="%23ffffff"/></svg>');
    background-size: cover;
}

/* ===================================
   BUTTONS
   =================================== */

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: #9e2f2f;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(183, 58, 58, 0.3);
}

.btn-secondary {
    background-color: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* ===================================
   PRODUCTS SECTION
   =================================== */

.products-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.section-title {
    font-size: 42px;
    text-align: center;
    color: var(--color-dark);
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--color-primary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 50px 35px;
    margin-top: 60px;
}

.product-card {
    background-color: var(--color-white);
    border: none;
    border-radius: 16px;
    padding: 0;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    position: relative;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, #d64545 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 40px rgba(183, 58, 58, 0.15);
}

.product-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

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

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-card h3,
.product-card p,
.product-card .product-link {
    padding: 0 30px;
}

.product-card h3 {
    font-size: 22px;
    color: var(--color-dark);
    margin: 25px 0 15px;
    font-weight: 600;
}

.product-card p {
    font-size: 15px;
    color: var(--color-accent);
    line-height: 1.6;
    margin-bottom: 25px;
    min-height: 75px;
}

.product-link {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 30px;
    transition: all 0.3s ease;
    position: relative;
}

.product-link::after {
    content: '→';
    margin-left: 8px;
    transition: margin-left 0.3s ease;
}

.product-card:hover .product-link::after {
    margin-left: 12px;
}

.product-link:hover {
    color: var(--color-dark);
}

/* ===================================
   SERVICES HIGHLIGHT SECTION
   =================================== */

.service-card-modern:hover {
    transform: translateY(-8px) scale(1.02) !important;
    box-shadow: 0 12px 50px rgba(0, 0, 0, 0.2) !important;
}

.service-card-link:hover .service-card-modern span:last-child {
    margin-left: 15px !important;
}

@media (max-width: 768px) {
    .services-highlight > .container > div:last-child {
        grid-template-columns: 1fr !important;
        gap: 30px !important;
    }
    
    .service-card-modern {
        height: 320px !important;
    }
}

/* ===================================
   STATS SECTION
   =================================== */

.stats-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-dark) 0%, #2a2a2a 100%);
    color: var(--color-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.stat-detail {
    font-size: 14px;
    color: var(--color-light);
    font-weight: 300;
}

/* ===================================
   QUALITY SECTION
   =================================== */

.quality-section {
    padding: 100px 0;
    background-color: var(--color-bg);
}

.quality-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.quality-text {
    font-size: 18px;
    line-height: 1.8;
    color: var(--color-dark);
    margin-bottom: 50px;
}

.quality-icons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.quality-icon-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.quality-icon {
    width: 80px;
    height: 80px;
}

.quality-icon svg {
    width: 100%;
    height: 100%;
}

.quality-icon-item span {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
}

.quality-cta {
    margin-top: 40px;
}

/* ===================================
   CTA SECTION
   =================================== */

.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, #8b2e2e 100%);
    color: var(--color-white);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.cta-section .btn-primary {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.cta-section .btn-primary:hover {
    background-color: var(--color-light);
    transform: translateY(-2px);
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    font-size: 28px;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.footer-col h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--color-white);
}

.footer-col p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-light);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul a {
    font-size: 14px;
    color: var(--color-light);
}

.footer-col ul a:hover {
    color: var(--color-primary);
}

.footer-col a[href^="tel"],
.footer-col a[href^="mailto"] {
    color: var(--color-primary);
}

.footer-col a[href^="tel"]:hover,
.footer-col a[href^="mailto"]:hover {
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 13px;
    color: var(--color-light);
}

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

@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 280px;
        height: calc(100vh - 70px);
        background-color: var(--color-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 30px;
        gap: 0;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        width: 100%;
        margin-bottom: 20px;
    }

    .nav-link {
        display: block;
        width: 100%;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: 20px;
        margin-top: 10px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
}

@media (max-width: 768px) {
    .logo-image {
        width: 35px;
        height: 35px;
    }

    .logo-text {
        font-size: 24px;
    }

    .logo-subtitle {
        font-size: 9px;
    }

    .hero {
        min-height: auto;
        padding: 40px 0 60px;
    }

    .hero-content {
        padding: 15px 20px;
    }

    .hero-logo-image {
        width: 90px;
        height: 90px;
    }

    .hero-title {
        font-size: 48px;
        letter-spacing: 4px;
    }

    .hero-headline {
        font-size: 24px;
        margin: 25px 0;
        line-height: 1.3;
    }

    .hero-services {
        font-size: 15px;
        margin-bottom: 30px;
    }

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

    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }

    .section-title {
        font-size: 32px;
    }

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

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .quality-icons {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-content h2 {
        font-size: 28px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .logo-image {
        width: 180px;
        height: 60px;
    }

    .logo-text {
        font-size: 20px;
        letter-spacing: 1px;
    }

    .logo-subtitle {
        font-size: 8px;
    }

    .hero {
        padding: 30px 0 50px;
    }

    .hero-content {
        padding: 10px 15px;
    }

    .hero-logo-image {
        width: 70px;
        height: 70px;
    }

    .hero-title {
        font-size: 32px;
        letter-spacing: 2px;
    }

    .hero-headline {
        font-size: 20px;
        margin: 20px 0;
    }

    .hero-services {
        font-size: 14px;
        margin-bottom: 25px;
    }

    .hero-cta .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .quality-icons {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   COMPARISON SECTION RESPONSIVE
   =================================== */

@media (max-width: 768px) {
    .comparison-grid {
        grid-template-columns: 1fr !important;
        gap: 30px !important;
    }

    .comparison-card {
        padding: 25px !important;
    }

    .comparison-image img {
        height: 250px !important;
    }

    .comparison-card h3 {
        font-size: 20px !important;
    }

    .comparison-card ul {
        font-size: 14px !important;
    }

    .before-after-section .section-intro h2 {
        font-size: 28px;
    }

    .before-after-section .section-intro p {
        font-size: 16px !important;
    }

    /* Info supplémentaire en colonne sur mobile */
    .before-after-section > .container > div:last-child > div {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .before-after-section > .container > div:last-child h4 {
        font-size: 16px !important;
    }

    .before-after-section > .container > div:last-child p {
        font-size: 14px !important;
    }
}

@media (max-width: 480px) {
    .comparison-card {
        padding: 20px !important;
    }

    .comparison-image {
        margin: 15px 0 !important;
    }

    .comparison-image img {
        height: 200px !important;
    }

    .comparison-card h3 {
        font-size: 18px !important;
        margin: 15px 0 10px !important;
    }

    .comparison-card ul {
        font-size: 13px !important;
        line-height: 1.6 !important;
        padding-left: 15px !important;
    }

    .comparison-card ul li {
        margin-bottom: 5px;
    }

    /* Badge AVANT/APRÈS plus petit */
    .comparison-card > div:first-child {
        font-size: 12px !important;
        padding: 6px 20px !important;
    }

    .before-after-section {
        padding: 60px 0 !important;
    }

    .before-after-section .section-intro {
        margin-bottom: 35px !important;
    }

    .before-after-section .section-intro h2 {
        font-size: 24px !important;
    }

    .before-after-section .section-intro p {
        font-size: 15px !important;
    }

    .before-after-section > .container > div:last-child {
        margin-top: 35px !important;
        padding: 20px !important;
    }

    .before-after-section > .container > div:last-child h3 {
        font-size: 20px !important;
    }
}