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

:root {
    --primary-color: #0066cc;
    --secondary-color: #00a8ff;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --white: #ffffff;
    --text-color: #2c3e50;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

/* Typography - Headings */
h1 {
    font-size: 2rem !important;
    color: white !important;
    font-weight: 700;
}

h2 {
    font-size: 1.7rem !important;
    color: var(--dark-color);
    font-weight: 700;
    text-transform: uppercase !important;
}

h2.h2-large {
    font-size: 2.3rem !important;
}

h3 {
    font-size: 1.3rem !important;
    color: var(--dark-color);
    font-weight: 700;
}

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

/* Navigation */
header {
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    padding: 0;
    transition: all 0.3s ease;
}

/* Brand text - caché par défaut */
.brand-text {
    display: none;
    white-space: nowrap;
}

.brand-text .brand-climatic {
    background: linear-gradient(135deg, #0066cc 0%, #42a5f5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 1.3rem;
}

.brand-text .brand-apostrophe {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 1.3rem;
}

.brand-text .brand-confort {
    background: linear-gradient(135deg, #e74c3c 0%, #ff6b6b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 1.3rem;
}

/* Header scrollé */
header.scrolled .navbar {
    padding: 0;
}

header.scrolled .nav-logo {
    display: none;
}

header.scrolled .brand-text {
    display: block;
}

header.scrolled .nav-menu {
    flex-wrap: nowrap;
    gap: 1.5rem;
}

header.scrolled .nav-menu .social-links {
    margin-right: 0 !important;
}

header.scrolled .dropdown-menu {
    z-index: 10000;
}

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

.navbar .container {
    display: flex;
    align-items: center;
    min-height: 50px;
    padding-top: 0.3rem;
    padding-bottom: 0.3rem;
    justify-content: space-between;
}

.nav-logo {
    background: transparent;
    padding: 0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    margin-right: -50%;
}

.nav-logo img {
    width: 110px;
    height: auto;
    object-fit: contain;
    object-position: center;
    margin: 0;
    padding: 0;
    display: block;
}

.nav-logo h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 1.5rem;
}

.nav-menu > li {
    position: relative;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

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

/* Dropdown menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    border-radius: var(--border-radius);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

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

.dropdown-menu li {
    list-style: none;
}

.dropdown-menu a {
    display: block;
    padding: 0.8rem 1.5rem;
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

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

.dropdown-menu i {
    margin-right: 0.5rem;
    width: 20px;
}

/* Sous-menu pour PRODUITS */
.dropdown-menu li {
    position: relative;
}

.submenu {
    position: absolute;
    left: 100%;
    top: 0;
    background-color: var(--white);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    border-radius: var(--border-radius);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-10px);
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    margin-left: 0.5rem;
}

.dropdown-menu li:hover > .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.submenu li a {
    padding: 0.7rem 1.5rem;
    font-size: 0.95rem;
}

.submenu li a:hover {
    background-color: var(--light-color);
    color: var(--primary-color);
    padding-left: 2rem;
}

.btn-devis {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white) !important;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    transition: var(--transition);
    font-weight: 500;
    font-size: 1rem;
}

.btn-devis:hover {
    transform: translateY(-2px) scale(1.05);
    filter: brightness(1.1);
}

.social-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    font-size: 1.5rem;
    text-decoration: none !important;
    color: var(--text-color);
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    border-radius: 5px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: 600px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><path d="M0,300 Q300,200 600,300 T1200,300 L1200,600 L0,600 Z" fill="rgba(255,255,255,0.1)"/></svg>') no-repeat bottom;
    background-size: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h2 {
    font-size: 2.6rem;
    margin-bottom: 0;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8),
                 -1px -1px 2px rgba(0, 0, 0, 0.5);
    font-weight: bold;
}

.hero p {
    font-size: 1.49rem;
    margin-top: -0.3rem;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8),
                 -1px -1px 2px rgba(0, 0, 0, 0.5);
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    padding: 0.8rem 2rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: rgba(255, 255, 255, 0.18);
    color: var(--white);
    border: 2px solid var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.btn-primary:hover {
    background-color: var(--white);
    color: #2c3e50;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    text-shadow: none;
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.18);
    color: var(--white);
    border: 2px solid var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.btn-secondary:hover {
    background-color: var(--white);
    color: #2c3e50;
    transform: translateY(-3px);
    text-shadow: none;
}

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

.btn-light:hover {
    background-color: var(--light-color);
    transform: translateY(-3px);
}

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: var(--light-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--white);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

/* Page Header - Bandeau gris des pages internes */
.page-header {
    background: #2c3e50;
    color: white;
    padding: 2.5rem 0;
    text-align: center;
    margin-bottom: 0;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

/* Espacement uniforme après le page-header */
.page-header + section {
    padding-top: 2rem !important;
}

.page-header + section h2:first-of-type,
.page-header + section .section-title:first-of-type {
    margin-top: 0 !important;
}

/* Services Section */
.services {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.2);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.service-link:hover {
    color: var(--secondary-color);
}

/* About Preview Section */
.about-preview {
    padding: 4rem 0;
    background-color: var(--light-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Testimonials Section */
.testimonials {
    padding: 4rem 0;
    background-color: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background-color: var(--light-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.stars {
    color: #ffd700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 1rem;
}

.testimonial-card h4 {
    text-align: right;
    color: var(--primary-color);
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    text-align: center;
    padding: 4rem 0;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 0.8rem 0 0.6rem;
    text-align: center;
}

.footer-top {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 0.6rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-links {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.9rem;
    justify-content: center;
}

.footer-links span {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
}

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

.footer-links .separator {
    color: rgba(255, 255, 255, 0.3);
    margin: 0 0.3rem;
    font-size: 0.7rem;
}

.footer-links .social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    margin-left: 0.3rem;
    font-size: 0.9rem;
}

.footer-links .social-icon:hover {
    background: var(--secondary-color);
    color: white;
}

.footer-search {
    display: flex;
    align-items: center;
    position: relative;
}

.footer-search input {
    padding: 0 1.5rem 0 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition);
    min-width: 150px;
    height: auto;
    line-height: 1.5;
}

.footer-search input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.footer-search input:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(0, 168, 255, 0.2);
}

.footer-search button {
    position: absolute;
    right: 2px;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    width: 20px;
    height: 20px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.footer-search button:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer-bottom p {
    margin: 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
    text-align: center;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Responsive Footer */
@media (max-width: 768px) {
    .footer-top {
        flex-direction: column;
        gap: 1rem;
    }
}

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

    .social-links a {
        width: 35px;
        height: 35px;
        font-size: 1.1rem;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

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

    .hero h2 {
        font-size: 2rem;
    }

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

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

    .about-image i {
        font-size: 120px !important;
    }

    .section-title {
        font-size: 2rem;
    }

    .cta h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero {
        height: 500px;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}