/* ============================================
   VERS LA RESILIENCE - Styles principaux
   CIETED EURL - 2025
   ============================================ */

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

:root {
    --color-primary: #2d6a4f;
    --color-primary-dark: #1b4332;
    --color-primary-light: #52b788;
    --color-accent: #d4a843;
    --color-accent-hover: #c4952f;
    --color-text: #2c2c2c;
    --color-text-light: #5a5a5a;
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9f7;
    --color-bg-dark: #1b4332;
    --color-white: #ffffff;
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.15);
    --radius: 8px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 1.7;
    background: var(--color-bg);
}

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

a:hover {
    color: var(--color-accent);
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-accent);
}

.section-title p {
    color: var(--color-text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 20px auto 0;
}

section {
    padding: 80px 0;
}

/* --- Header / Navigation --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0;
    padding-bottom: 0;
    height: 70px;
}

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

.logo-icon {
    width: 42px;
    height: 42px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-weight: 700;
    font-size: 1.2rem;
}

.logo-text {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1.2;
}

.logo-text small {
    display: block;
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--color-text-light);
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-menu a {
    padding: 8px 16px;
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-primary);
    background: var(--color-bg-alt);
}

.nav-cta {
    background: var(--color-accent) !important;
    color: var(--color-white) !important;
    font-weight: 600 !important;
    padding: 10px 20px !important;
}

.nav-cta:hover {
    background: var(--color-accent-hover) !important;
    color: var(--color-white) !important;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
}

.hamburger span {
    width: 26px;
    height: 2.5px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

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

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

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

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
    overflow: hidden;
    padding-top: 70px;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.03)" d="M0,96L48,112C96,128,192,160,288,186.7C384,213,480,235,576,213.3C672,192,768,128,864,128C960,128,1056,192,1152,213.3C1248,235,1344,213,1392,202.7L1440,192L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
}

.hero-content {
    text-align: center;
    color: var(--color-white);
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 40px 24px;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-content h1 span {
    color: var(--color-accent);
}

.hero-content p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 168, 67, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

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

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.2);
}

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

.hero-stat .number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-accent);
}

.hero-stat .label {
    font-size: 0.85rem;
    opacity: 0.8;
    margin-top: 4px;
}

/* --- About Section --- */
.about {
    background: var(--color-bg-alt);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 4rem;
    box-shadow: var(--shadow-lg);
}

.about-image-placeholder small {
    position: absolute;
    bottom: 16px;
    font-size: 0.8rem;
    opacity: 0.7;
}

.about-text h3 {
    font-size: 1.6rem;
    color: var(--color-primary-dark);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--color-text-light);
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 30px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    color: var(--color-text);
}

.about-feature .icon {
    width: 32px;
    height: 32px;
    background: var(--color-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 0.9rem;
    flex-shrink: 0;
}

/* --- Services Section --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid #eee;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.service-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 1.8rem;
    color: var(--color-white);
}

.service-card h3 {
    font-size: 1.3rem;
    color: var(--color-primary-dark);
    margin-bottom: 16px;
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

.service-card .btn-link {
    display: inline-block;
    margin-top: 20px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.service-card .btn-link:hover {
    color: var(--color-accent);
}

/* --- Realisations Section --- */
.realisations {
    background: var(--color-bg-alt);
}

.realisations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.realisation-card {
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.realisation-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.realisation-image {
    width: 100%;
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 2.5rem;
    position: relative;
}

.realisation-image .tag {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--color-accent);
    color: var(--color-white);
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.realisation-info {
    padding: 24px;
}

.realisation-info h3 {
    font-size: 1.15rem;
    color: var(--color-primary-dark);
    margin-bottom: 8px;
}

.realisation-info p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    line-height: 1.6;
}

.realisation-info .price {
    display: inline-block;
    margin-top: 12px;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

/* --- Testimonials Section --- */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-accent);
}

.testimonial-stars {
    color: var(--color-accent);
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.testimonial-text {
    color: var(--color-text-light);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

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

.testimonial-avatar {
    width: 44px;
    height: 44px;
    background: var(--color-primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-weight: 700;
    font-size: 1rem;
}

.testimonial-author-info strong {
    display: block;
    font-size: 0.95rem;
    color: var(--color-text);
}

.testimonial-author-info span {
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* --- Contact Section --- */
.contact {
    background: var(--color-bg-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 1.4rem;
    color: var(--color-primary-dark);
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--color-text-light);
    margin-bottom: 30px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-item .icon {
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-item-text strong {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 2px;
}

.contact-item-text span {
    font-size: 1rem;
    color: var(--color-text);
    font-weight: 500;
}

.contact-form {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--color-text);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: var(--radius);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--color-bg);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(82, 183, 136, 0.15);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(45, 106, 79, 0.3);
}

/* --- CTA Banner --- */
.cta-banner {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    padding: 60px 0;
    text-align: center;
    color: var(--color-white);
}

.cta-banner h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.cta-banner p {
    opacity: 0.9;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

/* --- Footer --- */
.footer {
    background: var(--color-bg-dark);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-about .logo {
    margin-bottom: 16px;
}

.footer-about .logo-text {
    color: var(--color-white);
}

.footer-about p {
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer h4 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--color-accent);
}

.footer ul li {
    margin-bottom: 10px;
}

.footer ul a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer ul a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}

.footer-bottom {
    text-align: center;
    padding: 24px 0;
    font-size: 0.85rem;
}

/* --- Sub-pages --- */
.page-header {
    margin-top: 70px;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: var(--color-white);
    padding: 80px 0 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

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

.breadcrumb {
    margin-top: 16px;
    font-size: 0.9rem;
    opacity: 0.7;
}

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

.page-content {
    padding: 60px 0;
}

.page-content h2 {
    font-size: 1.6rem;
    color: var(--color-primary-dark);
    margin: 40px 0 16px;
}

.page-content h3 {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin: 30px 0 12px;
}

.page-content p {
    color: var(--color-text-light);
    margin-bottom: 16px;
    line-height: 1.8;
}

.page-content ul {
    margin: 16px 0;
    padding-left: 24px;
    list-style: disc;
}

.page-content ul li {
    color: var(--color-text-light);
    margin-bottom: 8px;
    line-height: 1.7;
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }

    .services-grid,
    .realisations-grid,
    .testimonials-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .hero-stats {
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        transform: translateY(-120%);
        transition: var(--transition);
        gap: 4px;
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .nav-menu a {
        width: 100%;
        text-align: center;
        padding: 12px;
    }

    .hero-content h1 {
        font-size: 1.8rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .services-grid,
    .realisations-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    section {
        padding: 60px 0;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .about-features {
        grid-template-columns: 1fr;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.5rem;
    }

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

    .btn {
        width: 100%;
        justify-content: center;
    }

    .contact-form {
        padding: 24px;
    }
}