/* ============================================
   GO-LEARNING - Styles
   Centre de Formation Multidisciplinaire
   ============================================ */

:root {
    --color-primary: #0284C7;
    --color-primary-light: #0EA5E9;
    --color-primary-dark: #0369A1;
    --color-secondary: #0F172A;
    --color-accent: #E0F2FE;
    --color-sky: #BAE6FD;
    --color-cream: #F8FAFC;
    --color-white: #FFFFFF;
    --color-text: #334155;
    --color-text-light: #64748B;
    --color-text-muted: #94A3B8;
    
    --font-display: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;
    
    --shadow-soft: 0 4px 20px rgba(2, 132, 199, 0.08);
    --shadow-medium: 0 8px 30px rgba(2, 132, 199, 0.12);
    --shadow-strong: 0 15px 50px rgba(2, 132, 199, 0.15);
    
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --border-radius: 8px;
    --border-radius-lg: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-cream);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-secondary);
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--color-text-light);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 2px solid transparent;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-medium);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    border-color: var(--color-primary);
}

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

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

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

.btn-full {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition-medium);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    padding: 1rem 0;
    box-shadow: var(--shadow-soft);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-favicon {
    width: 40px;
    height: 40px;
}

.logo-favicon-footer {
    width: 36px;
    height: 36px;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    transition: var(--transition-medium);
}

.navbar.scrolled .logo-text {
    color: var(--color-secondary);
}

.logo-accent {
    color: var(--color-primary-light);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-white);
    position: relative;
    transition: var(--transition-medium);
}

.navbar.scrolled .nav-menu a {
    color: var(--color-text);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-medium);
}

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

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

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

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition-medium);
}

.navbar.scrolled .nav-toggle span {
    background: var(--color-secondary);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0F172A 0%, #1e293b 50%, #0f172a 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(2, 132, 199, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(14, 165, 233, 0.15) 0%, transparent 40%),
        radial-gradient(ellipse at 60% 80%, rgba(2, 132, 199, 0.1) 0%, transparent 40%);
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230284C7' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: rgba(2, 132, 199, 0.2);
    border: 1px solid var(--color-primary-light);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--color-primary-light);
    margin-bottom: 2rem;
    animation: fadeInDown 0.8s ease;
}

.hero h1 {
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.hero-title-line {
    display: block;
    font-weight: 400;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.hero-title-accent {
    display: block;
    font-style: italic;
    color: var(--color-primary-light);
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.8s forwards;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 2;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--color-primary-light), transparent);
    animation: scrollPulse 2s ease infinite;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scrollPulse {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.8); opacity: 0.5; }
}

/* Section Styles */
section {
    padding: 6rem 0;
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.section-tag::before,
.section-tag::after {
    content: '—';
    margin: 0 0.75rem;
    color: var(--color-primary-light);
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
}

/* Services/Formations Section */
.services {
    background: var(--color-white);
}

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

.service-card {
    position: relative;
    padding: 3rem 2rem;
    background: var(--color-cream);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: var(--transition-medium);
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.service-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    transform: scaleX(0);
    transition: var(--transition-medium);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent), var(--color-sky));
    border-radius: 50%;
    color: var(--color-primary);
    transition: var(--transition-medium);
}

.service-icon svg {
    width: 40px;
    height: 40px;
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    transform: scale(1.1);
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    font-size: 0.9375rem;
}

.service-number {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.1;
}

/* About Section */
.about {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-cream) 100%);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-images {
    position: relative;
}

.about-img {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.about-img-1 {
    width: 80%;
    aspect-ratio: 4/5;
}

.about-img-2 {
    position: absolute;
    bottom: -2rem;
    right: 0;
    width: 60%;
    aspect-ratio: 4/5;
    border: 5px solid var(--color-white);
}

.about-decoration {
    position: absolute;
    top: -2rem;
    left: -2rem;
    width: 150px;
    height: 150px;
    border: 3px solid var(--color-primary);
    border-radius: var(--border-radius-lg);
    opacity: 0.3;
    z-index: -1;
}

.img-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-sky));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--color-primary-dark);
}

.placeholder-icon {
    font-size: 3rem;
}

.about-content .section-tag {
    display: block;
    text-align: left;
}

.about-content .section-tag::before {
    display: none;
}

.about-content h2 {
    margin-bottom: 1.5rem;
}

.about-lead {
    font-size: 1.125rem;
    color: var(--color-text);
    font-weight: 500;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.feature-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 0.75rem;
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info .section-tag {
    display: block;
    text-align: left;
}

.contact-info .section-tag::before {
    display: none;
}

.contact-info h2 {
    margin-bottom: 1rem;
}

.contact-details {
    margin-top: 2.5rem;
}

.contact-item {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent), var(--color-sky));
    border-radius: 50%;
    color: var(--color-primary);
}

.contact-icon svg {
    width: 22px;
    height: 22px;
}

.contact-text {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 0.25rem;
}

.contact-text span,
.contact-text a {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

.contact-text a:hover {
    color: var(--color-primary);
}

.activity-badge {
    margin-top: 2rem;
    padding: 1.25rem;
    background: var(--color-accent);
    border-radius: var(--border-radius);
    font-size: 0.9375rem;
    color: var(--color-text);
}

.activity-badge strong {
    color: var(--color-primary-dark);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-cream);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
}

.contact-form h3 {
    text-align: center;
    margin-bottom: 2rem;
}

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-white);
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    transition: var(--transition-medium);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group label {
    position: absolute;
    left: 1.25rem;
    top: 1rem;
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: var(--transition-medium);
    background: var(--color-white);
    padding: 0 0.25rem;
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label,
.form-group select:focus ~ label,
.form-group select:valid ~ label {
    top: -0.5rem;
    font-size: 0.75rem;
    color: var(--color-primary);
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23666' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

/* Footer */
.footer {
    background: var(--color-secondary);
    padding: 4rem 0 2rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    margin-bottom: 1.5rem;
}

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

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
}

.footer-links h4 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-body);
    font-weight: 600;
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a,
.footer-links li {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0.25rem;
}

/* Privacy Page */
.privacy-page {
    padding-top: 80px;
}

.privacy-hero {
    background: linear-gradient(135deg, var(--color-secondary), #1e293b);
    padding: 4rem 0;
    text-align: center;
}

.privacy-hero h1 {
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.privacy-hero p {
    color: rgba(255, 255, 255, 0.6);
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 0;
}

.privacy-section {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    margin-bottom: 2rem;
    box-shadow: var(--shadow-soft);
}

.privacy-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent), var(--color-sky));
    border-radius: 50%;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.privacy-icon svg {
    width: 28px;
    height: 28px;
}

.privacy-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.privacy-section p {
    margin-bottom: 0;
}

.highlight-email {
    margin-top: 1rem !important;
}

.highlight-email a {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    border-radius: 50px;
    font-weight: 500;
}

.highlight-email a:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.privacy-cta {
    background: linear-gradient(135deg, var(--color-accent), var(--color-cream));
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
}

.privacy-cta h3 {
    margin-bottom: 1rem;
}

.privacy-cta p {
    margin-bottom: 1.5rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .about-grid {
        gap: 3rem;
    }
    
    .contact-grid {
        gap: 3rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: var(--transition-medium);
        box-shadow: var(--shadow-strong);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu a {
        color: var(--color-text);
        font-size: 1rem;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-images {
        order: 2;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .about-content {
        text-align: center;
    }
    
    .about-content .section-tag {
        text-align: center;
    }
    
    .about-features {
        grid-template-columns: 1fr;
        text-align: left;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        text-align: center;
    }
    
    .contact-info .section-tag {
        text-align: center;
    }
    
    .contact-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand .logo {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    section {
        padding: 4rem 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 2rem 1.5rem;
    }
    
    .privacy-section {
        padding: 2rem 1.5rem;
    }
}