/* ================================
   FEED THE TRIBE - DESIGN SYSTEM
   ================================ */

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

:root {
    /* Palette Couleurs */
    --terre-profonde: #2C1810;
    --vert-sauge: #7A9B76;
    --or-chaud: #B8860B;
    --creme: #F5F1E8;
    --noir-charbon: #1A1A1A;
    --blanc-naturel: #FAFAF8;
    --gris-doux: #8B8B8B;
    
    /* Typographie */
    --font-display: 'Cormorant Garamond', serif;
    --font-body: 'Inter', sans-serif;
    --font-accent: 'Italiana', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-elegant: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    color: var(--noir-charbon);
    background-color: var(--blanc-naturel);
    line-height: 1.7;
    overflow-x: hidden;
}

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

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.8rem); }

p {
    font-size: clamp(1rem, 2vw, 1.125rem);
    color: var(--noir-charbon);
    opacity: 0.9;
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 2px;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--vert-sauge);
    color: var(--blanc-naturel);
}

.btn-primary:hover {
    background-color: #698a65;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(122, 155, 118, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--blanc-naturel);
    color: var(--terre-profonde);
}

.btn-outline {
    background-color: transparent;
    color: var(--vert-sauge);
    border: 2px solid var(--vert-sauge);
}

.btn-outline:hover {
    background-color: var(--vert-sauge);
    color: var(--blanc-naturel);
}

/* === NAVIGATION === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: transparent;
    padding: 1.5rem 0;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background-color: rgba(250, 250, 248, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-family: var(--font-accent);
    font-size: 1.5rem;
    color: var(--blanc-naturel);
    transition: var(--transition-smooth);
    letter-spacing: 1px;
}

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

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

.nav-link {
    font-size: 0.95rem;
    color: var(--blanc-naturel);
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
    font-weight: 400;
}

.navbar.scrolled .nav-link {
    color: var(--noir-charbon);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--or-chaud);
    transition: var(--transition-smooth);
}

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

.cta-link {
    background-color: var(--vert-sauge);
    padding: 0.6rem 1.5rem;
    border-radius: 2px;
    color: var(--blanc-naturel) !important;
}

.cta-link:hover {
    background-color: #698a65;
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background-color: var(--blanc-naturel);
    transition: var(--transition-smooth);
}

.navbar.scrolled .hamburger span {
    background-color: var(--noir-charbon);
}

/* === HERO SECTION === */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--terre-profonde) 0%, #3d2418 50%, var(--vert-sauge) 100%);
    z-index: -2;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(184, 134, 11, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(122, 155, 118, 0.15) 0%, transparent 50%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 26, 0.3);
    z-index: -1;
}

.hero-content {
    text-align: center;
    color: var(--blanc-naturel);
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    margin-bottom: 1.5rem;
    font-weight: 300;
    letter-spacing: 2px;
}

.hero-title-line {
    display: block;
    opacity: 0;
    animation: fadeInLine 0.8s ease-out forwards;
}

.hero-title-line:nth-child(1) { animation-delay: 0.2s; }
.hero-title-line:nth-child(2) { animation-delay: 0.4s; }
.hero-title-line:nth-child(3) { animation-delay: 0.6s; }

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    font-weight: 300;
    margin-bottom: 3rem;
    opacity: 0.95;
    font-family: var(--font-display);
    animation: fadeIn 1s ease-out 0.8s forwards;
    opacity: 0;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeIn 1s ease-out 1s forwards;
    opacity: 0;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--blanc-naturel);
    opacity: 0.7;
    animation: bounce 2s infinite;
}

.scroll-text {
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--blanc-naturel), transparent);
}

/* === SECTION COMMUNE === */
section {
    padding: var(--spacing-xl) 0;
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-title {
    margin-bottom: 1rem;
    color: var(--terre-profonde);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--or-chaud), transparent);
}

.section-description {
    font-size: 1.2rem;
    color: var(--gris-doux);
    font-family: var(--font-display);
}

/* === MANIFESTO === */
.manifesto {
    background-color: var(--creme);
}

.manifesto-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: var(--spacing-lg);
}

.manifesto-card {
    text-align: center;
    padding: 2rem;
    transition: var(--transition-elegant);
}

.manifesto-card:hover {
    transform: translateY(-10px);
}

.manifesto-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.manifesto-title {
    color: var(--terre-profonde);
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.manifesto-text {
    color: var(--noir-charbon);
    opacity: 0.85;
    line-height: 1.8;
}

/* === ÉVÉNEMENTS === */
.evenements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-bottom: var(--spacing-lg);
}

.event-card {
    background-color: var(--blanc-naturel);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition-elegant);
}

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

.event-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.event-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--vert-sauge) 0%, var(--terre-profonde) 100%);
    position: relative;
}

.event-image-placeholder::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.event-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--or-chaud);
    color: var(--blanc-naturel);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.event-content {
    padding: 2rem;
}

.event-date {
    color: var(--vert-sauge);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.event-title {
    color: var(--terre-profonde);
    margin-bottom: 0.75rem;
    font-size: 1.6rem;
}

.event-location {
    color: var(--gris-doux);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.event-description {
    color: var(--noir-charbon);
    opacity: 0.8;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.event-link {
    color: var(--vert-sauge);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    transition: var(--transition-smooth);
}

.event-link:hover {
    color: var(--terre-profonde);
    transform: translateX(5px);
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* === LA TRIBU === */
.tribu {
    background-color: var(--creme);
}

.tribu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 4rem;
    margin-bottom: var(--spacing-lg);
}

.tribu-card {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.tribu-image {
    position: relative;
    height: 400px;
    border-radius: 4px;
    overflow: hidden;
}

.tribu-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--terre-profonde) 0%, var(--vert-sauge) 100%);
    position: relative;
}

.tribu-image-placeholder::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
}

.tribu-content {
    flex: 1;
}

.tribu-name {
    color: var(--terre-profonde);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.tribu-role {
    color: var(--vert-sauge);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    font-family: var(--font-display);
}

.tribu-bio {
    color: var(--noir-charbon);
    opacity: 0.85;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.tribu-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tribu-expertise span {
    background-color: var(--blanc-naturel);
    color: var(--terre-profonde);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.tribu-mission {
    text-align: center;
    max-width: 900px;
    margin: 0 auto var(--spacing-lg);
    padding: 3rem;
    background-color: var(--blanc-naturel);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.tribu-mission-text {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--terre-profonde);
    line-height: 1.8;
}

.tribu-legitimacy {
    max-width: 800px;
    margin: 0 auto;
}

.legitimacy-badge {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background-color: var(--blanc-naturel);
    border-radius: 8px;
    border-left: 4px solid var(--or-chaud);
}

.legitimacy-icon {
    font-size: 2rem;
}

.legitimacy-badge h4 {
    color: var(--terre-profonde);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.legitimacy-badge p {
    color: var(--noir-charbon);
    opacity: 0.8;
    font-size: 0.95rem;
}

/* === TÉMOIGNAGES === */
.temoignages {
    background: linear-gradient(135deg, var(--terre-profonde) 0%, #3d2418 100%);
    color: var(--blanc-naturel);
}

.temoignages .section-title,
.temoignages .section-description {
    color: var(--blanc-naturel);
}

.temoignages .section-title::after {
    background: linear-gradient(to right, transparent, var(--or-chaud), transparent);
}

.temoignages-slider {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    min-height: 400px;
}

.temoignage-card {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transform: scale(0.9);
    transition: var(--transition-elegant);
    pointer-events: none;
}

.temoignage-card.active {
    position: relative;
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.temoignage-content {
    background-color: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.temoignage-text {
    font-family: var(--font-display);
    font-size: 1.3rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    font-style: italic;
    color: var(--blanc-naturel);
}

.temoignage-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--vert-sauge), var(--or-chaud));
}

.author-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.author-role {
    font-size: 0.9rem;
    opacity: 0.8;
}

.temoignages-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 3rem;
}

.temoignage-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.temoignage-dot.active {
    background-color: var(--or-chaud);
    transform: scale(1.3);
}

/* === NEWSLETTER === */
.newsletter {
    background-color: var(--vert-sauge);
    color: var(--blanc-naturel);
}

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

.newsletter-title {
    color: var(--blanc-naturel);
    margin-bottom: 1rem;
}

.newsletter-description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.7;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto 1.5rem;
}

.form-group {
    position: relative;
}

.form-group input {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-size: 1rem;
    font-family: var(--font-body);
    color: var(--blanc-naturel);
    transition: var(--transition-smooth);
}

.form-group input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-group input:focus {
    outline: none;
    border-color: var(--blanc-naturel);
    background-color: rgba(255, 255, 255, 0.15);
}

.newsletter-form .btn-primary {
    background-color: var(--terre-profonde);
    width: 100%;
}

.newsletter-form .btn-primary:hover {
    background-color: var(--noir-charbon);
}

.newsletter-privacy {
    font-size: 0.85rem;
    opacity: 0.7;
}

/* === FOOTER === */
.footer {
    background-color: var(--terre-profonde);
    color: var(--blanc-naturel);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    font-family: var(--font-accent);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--blanc-naturel);
}

.footer-tagline {
    font-family: var(--font-display);
    font-size: 1.1rem;
    opacity: 0.8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--or-chaud);
}

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

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

.footer-column a {
    color: var(--blanc-naturel);
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition-smooth);
    font-size: 0.95rem;
}

.footer-column a:hover {
    opacity: 1;
    color: var(--or-chaud);
    transform: translateX(3px);
    display: inline-block;
}

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

.footer-bottom p {
    font-size: 0.9rem;
    opacity: 0.7;
    color: var(--blanc-naturel);
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* === RESPONSIVE === */
@media (max-width: 968px) {
    .tribu-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--blanc-naturel);
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        transition: var(--transition-smooth);
        align-items: flex-start;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-link {
        color: var(--noir-charbon) !important;
        font-size: 1.2rem;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .manifesto-grid,
    .evenements-grid {
        grid-template-columns: 1fr;
    }
    
    .temoignage-content {
        padding: 2rem;
    }
    
    .temoignage-text {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .tribu-image {
        height: 300px;
    }
    
    .newsletter-form {
        width: 100%;
    }
}