/* ===== VARIABLES CSS ===== */
:root {
    --color-primary: #D4AF37;
    --color-primary-dark: #B8941F;
    --color-secondary: #333;
    --color-white: #fff;
    --color-light: #f8f9fa;
    --color-text: #333;
    --color-text-light: #666;
    --color-border: rgba(212, 175, 55, 0.2);
    --color-shadow: rgba(0, 0, 0, 0.1);
    --color-shadow-gold: rgba(212, 175, 55, 0.2);
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Playfair Display', serif;
}

/* ===== RESET ET BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-white);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== TYPOGRAPHIE ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.8rem; }
h3 { font-size: 2.2rem; }
h4 { font-size: 1.8rem; }

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.6rem; }
    h4 { font-size: 1.4rem; }
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 2px 20px var(--color-shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo a {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-logo a:hover {
    color: var(--color-primary-dark);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

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

.nav-login {
    background: var(--color-primary);
    color: var(--color-white) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 600;
}

.nav-login:hover {
    background: var(--color-secondary);
    color: var(--color-white) !important;
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* ===== SECTIONS GÉNÉRALES ===== */
.section {
    padding: 60px 0;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.parallax-bg {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    z-index: 1;
}

@media (max-width: 768px) {
    .parallax-bg {
        background-attachment: scroll;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

/* ===== HERO SECTION ===== */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.8)),
                url('https://images.unsplash.com/photo-1560448204-e02f11c3d0e2?w=1920&h=1080&fit=crop&crop=center') center/cover no-repeat fixed;
}

.hero-content {
    text-align: center;
    z-index: 2;
}

.hero h1 {
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.8;
    color: var(--color-text-light);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s both;
}

/* ===== BOUTONS ===== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    box-shadow: 0 4px 15px var(--color-shadow);
}

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

.btn-primary:hover {
    background: var(--color-secondary);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px var(--color-shadow-gold);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-primary);
}

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

/* ===== SERVICES ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.service-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
    box-shadow: 0 5px 20px var(--color-shadow);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
    box-shadow: 0 20px 40px var(--color-shadow-gold);
}

.service-icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

/* ===== BIENS ===== */
.biens-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.bien-card {
    background: var(--color-white);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
    box-shadow: 0 5px 20px var(--color-shadow);
}

.bien-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-primary);
}

.bien-card:hover .bien-overlay {
    opacity: 1 !important;
}

.bien-image {
    height: 250px;
    background: linear-gradient(45deg, var(--color-primary), #f4d03f);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--color-secondary);
}

.bien-content {
    padding: 1.5rem;
}

/* ===== FORMULAIRES ===== */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-white);
    padding: 3rem;
    border-radius: 15px;
    border: 1px solid var(--color-border);
    box-shadow: 0 10px 30px var(--color-shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-primary);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem;
    background: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-shadow-gold);
}

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

/* ===== DASHBOARD ===== */
.dashboard {
    padding-top: 100px;
    min-height: 100vh;
}

.dashboard-container {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.sidebar {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 15px;
    height: fit-content;
    border: 1px solid var(--color-border);
    box-shadow: 0 5px 20px var(--color-shadow);
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu li {
    margin-bottom: 0.5rem;
}

.sidebar-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--color-text);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
}

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

.main-content {
    background: var(--color-white);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--color-border);
    box-shadow: 0 5px 20px var(--color-shadow);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--color-light);
    padding: 3rem 0 1rem;
    border-top: 1px solid var(--color-border);
    position: relative;
    z-index: 2;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: var(--color-secondary);
    text-align: center;
    line-height: 40px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--color-white);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-legal {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-legal a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px var(--color-shadow);
        padding: 2rem 0;
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

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

    .dashboard-container {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

    .section {
        padding: 40px 0;
    }

    .form-container {
        padding: 2rem 1rem;
    }
}

/* ===== EFFETS SPÉCIAUX ===== */
.parallax-bg {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.golden-separator {
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    margin: 2rem 0;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { opacity: 0.3; }
    50% { opacity: 1; }
    100% { opacity: 0.3; }
}

/* ===== SECTIONS CTA ===== */
.cta-content {
    position: relative;
    z-index: 2;
    background: var(--color-white);
    padding: 3rem;
    border-radius: 15px;
    border: 1px solid var(--color-border);
    box-shadow: 0 10px 30px var(--color-shadow);
    margin: 2rem 0;
}

.cta-content h2 {
    color: var(--color-text);
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--color-text-light);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

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

@media (max-width: 768px) {
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-content {
        padding: 2rem 1rem;
    }
}

/* ===== UTILITAIRES ===== */
.text-center { text-align: center; }
.text-gold { color: var(--color-primary); }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }