/* ========================================
   WEBINAIRE - CSS ULTRA-OPTIMISÉ
   Encodage UTF-8 fixé | Performance maximale
======================================== */

:root {
    /* Couleurs */
    --primary: #7CB342; --dark: #558B2F; --light: #AED581;
    --accent: #FFD54F; --orange: #FF9800;
    --text-dark: #1B263B; --text-gray: #415A77; --text-light: #778DA9;
    --white: #FFFFFF; --bg-light: #F8F9FA; --border: #E0E1DD;
    
    /* Espacement Fibonacci optimisé */
    --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px;
    --s6: 32px; --s7: 48px; --s8: 64px;
    
    /* Typographie améliorée */
    --fs-xs: 13px; --fs-s: 15px; --fs-base: 17px; --fs-m: 19px;
    --fs-l: 22px; --fs-xl: 26px; --fs-2xl: 32px; --fs-3xl: 40px;
    --fs-4xl: 48px; --fs-5xl: 56px;
    
    --radius-s: 6px; --radius-m: 10px; --radius-l: 14px; --radius-xl: 20px;
    --shadow-s: 0 2px 8px rgba(0,0,0,.06); --shadow-m: 0 4px 12px rgba(0,0,0,.1);
    --shadow-l: 0 6px 20px rgba(0,0,0,.12); --shadow-xl: 0 10px 30px rgba(0,0,0,.15);
    --trans: all .3s cubic-bezier(.4,0,.2,1);
}

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

html { 
    scroll-behavior: smooth; 
    font-size: 16px; /* Base pour rem */
}

body {
    font: 400 var(--fs-base)/1.7 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark); 
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

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

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

button { 
    font-family: inherit; 
    border: none; 
    cursor: pointer; 
    transition: var(--trans);
    background: none;
}

svg { flex-shrink: 0; }

.container { 
    max-width: 1200px; 
    margin: 0 auto; 
    padding: 0 clamp(1rem, 5vw, var(--s5));
    width: 100%;
}

/* ========== HEADER ========== */
.header {
    background: rgba(255,255,255,.98); 
    backdrop-filter: blur(10px);
    padding: var(--s4) 0; 
    position: fixed; 
    width: 100%; 
    top: 0; 
    z-index: 1000;
    box-shadow: var(--shadow-s); 
    transition: var(--trans);
}

.header-content { 
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    gap: var(--s4);
}

.logo { flex-shrink: 0; }

.logo-img { 
    height: clamp(36px, 5vw, 45px);
    width: auto;
    transition: var(--trans); 
}

.logo-img:hover { transform: scale(1.05); }

.nav-menu { 
    display: flex; 
    gap: clamp(var(--s4), 3vw, var(--s6));
    align-items: center;
}

.nav-menu a {
    color: var(--text-dark); 
    font-weight: 500; 
    font-size: var(--fs-s);
    position: relative; 
    padding: var(--s1) 0;
    white-space: nowrap;
}

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

.nav-menu a:hover { color: var(--primary); }
.nav-menu a:hover::after { width: 100%; }

.btn-inscription-header {
    background: var(--primary); 
    color: var(--white);
    padding: var(--s3) var(--s5); 
    border-radius: var(--radius-m);
    font-weight: 600; 
    font-size: var(--fs-s); 
    box-shadow: var(--shadow-s);
    white-space: nowrap;
}

.btn-inscription-header:hover {
    background: var(--dark); 
    transform: translateY(-2px); 
    box-shadow: var(--shadow-m);
}

/* ========== HERO ========== */
.hero {
    position: relative; 
    min-height: 100vh; 
    display: flex;
    align-items: center; 
    padding: calc(80px + var(--s5)) var(--s4) var(--s7);
    overflow: hidden;
}

.hero-background {
    position: absolute; 
    inset: 0; 
    z-index: -2; 
    opacity: .96;
    background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 50%, var(--orange) 100%);
}

.hero-background::before {
    content: ''; 
    position: absolute; 
    top: 0; 
    right: 0; 
    width: 55%; 
    height: 100%;
    background: radial-gradient(circle at top right, rgba(255,255,255,.1) 0%, transparent 70%);
}

.hero-content {
    text-align: center; 
    color: var(--white); 
    animation: fadeInUp 1s ease; 
    max-width: 880px;
    margin: 0 auto;
    width: 100%;
}

.hero-title {
    font: 700 clamp(2rem, 6vw, var(--fs-5xl))/1.2 'Poppins', sans-serif;
    margin-bottom: var(--s6); 
    text-shadow: 0 4px 8px rgba(0,0,0,.2);
}

.hero-subtitle {
    font-size: clamp(var(--fs-s), 2.5vw, var(--fs-m));
    margin-bottom: var(--s6); 
    opacity: .95;
    line-height: 1.6; 
    max-width: 700px; 
    margin-left: auto; 
    margin-right: auto;
}

.hero-badges {
    display: flex; 
    gap: var(--s4); 
    justify-content: center;
    margin-bottom: var(--s6); 
    flex-wrap: wrap;
}

.badge {
    background: rgba(255,255,255,.15); 
    backdrop-filter: blur(10px);
    padding: var(--s3) var(--s5); 
    border-radius: var(--radius-l);
    display: flex; 
    align-items: center; 
    gap: var(--s2); 
    font-size: var(--fs-s);
    border: 1px solid rgba(255,255,255,.25); 
    transition: var(--trans);
    min-height: 44px; /* Touch target */
}

.badge:hover {
    background: rgba(255,255,255,.25); 
    transform: translateY(-3px); 
    box-shadow: var(--shadow-l);
}

.badge-icon { width: 20px; height: 20px; }

.btn-primary {
    background: var(--white); 
    color: var(--primary);
    padding: clamp(var(--s3), 2vw, var(--s4)) clamp(var(--s5), 4vw, var(--s7));
    border-radius: var(--radius-l);
    font: 600 clamp(var(--fs-s), 2vw, var(--fs-m))/1 inherit; 
    box-shadow: var(--shadow-xl);
    position: relative; 
    overflow: hidden;
    min-height: 48px; /* Touch target */
}

.btn-primary::before {
    content: ''; 
    position: absolute; 
    top: 50%; 
    left: 50%;
    width: 0; 
    height: 0; 
    border-radius: 50%;
    background: rgba(124,179,66,.1);
    transform: translate(-50%,-50%); 
    transition: .6s;
}

.btn-primary:hover::before { width: 300px; height: 300px; }
.btn-primary:hover {
    background: var(--bg-light); 
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0,0,0,.2);
}

.countdown {
    display: flex; 
    gap: clamp(var(--s3), 3vw, var(--s5));
    justify-content: center; 
    margin-top: var(--s6);
    flex-wrap: wrap;
}

.countdown-item { 
    text-align: center; 
    transition: var(--trans);
}

.countdown-item:hover { transform: scale(1.08); }

.countdown-value {
    display: block; 
    font: 700 clamp(var(--fs-2xl), 5vw, var(--fs-4xl))/1 inherit;
    background: rgba(255,255,255,.15); 
    backdrop-filter: blur(10px);
    padding: var(--s4) var(--s5); 
    border-radius: var(--radius-m);
    min-width: clamp(60px, 10vw, 80px);
    margin-bottom: var(--s2);
    border: 2px solid rgba(255,255,255,.2); 
    box-shadow: var(--shadow-m);
}

.countdown-label {
    font-size: var(--fs-xs); 
    opacity: .9; 
    text-transform: uppercase;
    letter-spacing: 1px; 
    font-weight: 500;
}

/* ========== SECTIONS ========== */
.section { padding: clamp(var(--s6), 8vw, var(--s7)) 0; }

.section-title {
    font: 700 clamp(var(--fs-2xl), 5vw, var(--fs-3xl))/1.3 'Poppins', sans-serif;
    margin-bottom: var(--s4); 
    color: var(--text-dark);
}

.section-title.centered { text-align: center; }

.section-intro {
    font-size: clamp(var(--fs-s), 2vw, var(--fs-base));
    color: var(--text-gray);
    margin-bottom: var(--s6); 
    max-width: 800px; 
    line-height: 1.7;
}

.section-intro.centered { 
    text-align: center; 
    margin-inline: auto; 
}

/* ========== CARDS GRID ========== */
.cards-grid { 
    display: grid; 
    gap: clamp(var(--s4), 3vw, var(--s5));
}

.cards-grid.three-cols { 
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
}

.cards-grid.four-cols { 
    grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
}

.card {
    background: var(--white); 
    padding: clamp(var(--s4), 3vw, var(--s5));
    border-radius: var(--radius-l);
    box-shadow: var(--shadow-s); 
    border: 1px solid var(--border);
    transition: var(--trans); 
    position: relative; 
    overflow: hidden;
}

.card::before {
    content: ''; 
    position: absolute; 
    inset: 0 auto 0 0;
    width: 3px; 
    height: 0; 
    background: var(--primary); 
    transition: var(--trans);
}

.card:hover::before { height: 100%; }
.card:hover {
    transform: translateY(-5px); 
    box-shadow: var(--shadow-l); 
    border-color: var(--primary);
}

.card-icon-simple {
    width: clamp(40px, 6vw, 48px);
    height: clamp(40px, 6vw, 48px);
    margin-bottom: var(--s4);
    color: var(--primary);
}

.card-title { 
    font: 600 clamp(var(--fs-base), 2.5vw, var(--fs-l))/1.3 inherit; 
    margin-bottom: var(--s3); 
}

.card-text { 
    color: var(--text-gray); 
    font-size: clamp(var(--fs-xs), 2vw, var(--fs-s));
    line-height: 1.6; 
}

/* ========== STATS ========== */
.stats-container {
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
    gap: clamp(var(--s4), 4vw, var(--s6));
    margin-top: var(--s6);
}

.stat-box {
    text-align: center; 
    padding: clamp(var(--s4), 3vw, var(--s5));
    background: var(--white);
    border-radius: var(--radius-l); 
    box-shadow: var(--shadow-s);
    border: 1px solid var(--border); 
    transition: var(--trans);
}

.stat-box:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: var(--shadow-xl); 
    border-color: var(--primary);
}

.stat-number {
    font: 700 clamp(var(--fs-3xl), 6vw, var(--fs-5xl))/1 inherit;
    margin-bottom: var(--s3);
    background: linear-gradient(135deg, var(--primary), var(--dark));
    -webkit-background-clip: text; 
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label { 
    color: var(--text-gray); 
    font-size: clamp(var(--fs-s), 2vw, var(--fs-base));
}

/* ========== PROGRAM - RESPONSIVE ========== */
.program-wrapper {
    display: grid; 
    grid-template-columns: 1fr;
    gap: var(--s6); 
    align-items: start;
}

@media (min-width: 969px) {
    .program-wrapper {
        grid-template-columns: 1.3fr 1fr;
    }
}

.timeline-path {
    display: flex; 
    flex-direction: column; 
    gap: var(--s4); 
    position: relative;
}

@media (min-width: 769px) {
    .timeline-path::before {
        content: ''; 
        position: absolute; 
        left: 55px; 
        top: 90px; 
        bottom: 90px;
        width: 3px; 
        background: linear-gradient(180deg, 
            var(--primary) 0%, var(--dark) 50%, var(--primary) 100%);
        border-radius: 10px; 
        z-index: 0; 
        opacity: .25;
    }
}

.timeline-item {
    background: var(--white); 
    border-radius: var(--radius-l);
    padding: var(--s4); 
    box-shadow: var(--shadow-s);
    border: 2px solid var(--border); 
    transition: var(--trans);
    display: grid; 
    grid-template-columns: auto 1fr;
    gap: var(--s4);
    align-items: center; 
    position: relative; 
    z-index: 1;
    cursor: pointer; 
    opacity: .65;
}

.timeline-item.active {
    opacity: 1;
    border-color: var(--primary); 
    box-shadow: var(--shadow-m);
}

.timeline-item:hover, 
.timeline-item.active {
    transform: scale(1.02);
}

.timeline-badge {
    width: 90px; 
    height: 90px; 
    border-radius: var(--radius-m);
    background: linear-gradient(135deg, var(--primary), var(--dark));
    color: var(--white); 
    display: flex; 
    align-items: center; 
    justify-content: center;
    font: 700 clamp(var(--fs-l), 3vw, var(--fs-xl))/1 inherit;
    box-shadow: var(--shadow-m);
    position: relative; 
    transition: var(--trans);
    flex-shrink: 0;
}

.timeline-title { 
    font: 600 clamp(var(--fs-base), 2.5vw, var(--fs-m))/1.3 inherit; 
    margin-bottom: var(--s2); 
}

.timeline-duration {
    color: var(--text-gray); 
    font-size: var(--fs-xs);
    display: flex; 
    align-items: center; 
    gap: var(--s1); 
    font-weight: 500;
}

/* ========== POSTER ========== */
.program-poster { 
    position: sticky; 
    top: 100px;
}

.poster-container {
    background: var(--white); 
    border-radius: var(--radius-l);
    padding: var(--s4); 
    box-shadow: var(--shadow-m);
    border: 2px solid var(--border); 
    position: relative;
    overflow: hidden; 
    transition: var(--trans);
}

.poster-image {
    width: 100%; 
    height: auto; 
    border-radius: var(--radius-m);
    display: block; 
    transition: var(--trans);
}

/* ========== SPEAKERS ========== */
.speakers-grid {
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: clamp(var(--s4), 3vw, var(--s5));
}

.speaker-card {
    text-align: center; 
    padding: clamp(var(--s4), 3vw, var(--s6));
    background: var(--white);
    border-radius: var(--radius-l); 
    box-shadow: var(--shadow-s);
    border: 2px solid var(--border); 
    transition: var(--trans);
    position: relative; 
    overflow: hidden;
}

.speaker-avatar {
    width: clamp(120px, 20vw, 150px);
    height: clamp(120px, 20vw, 150px);
    margin: 0 auto var(--s5);
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center;
    box-shadow: var(--shadow-m); 
    transition: var(--trans);
    background: linear-gradient(135deg, var(--accent), var(--orange));
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.speaker-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid #68c003;
}

.speaker-name { 
    font: 700 clamp(var(--fs-l), 3vw, var(--fs-xl))/1.3 inherit; 
    margin-bottom: var(--s2); 
}

.speaker-title { 
    color: var(--text-gray); 
    margin-bottom: var(--s1); 
    font-size: clamp(var(--fs-xs), 2vw, var(--fs-s));
}

.speaker-org { 
    color: var(--primary); 
    font-weight: 600; 
    font-size: clamp(var(--fs-xs), 2vw, var(--fs-s));
}

/* ========== AUDIENCE ========== */

.audience-section { 
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%); }

.audience-grid {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: var(--s4); margin: var(--s6) 0;
}



.audience-item {
    text-align: center; 
    padding: clamp(var(--s3), 2vw, var(--s5));
    background: var(--white);
    border-radius: var(--radius-m); 
    box-shadow: 0 1px 3px rgba(0,0,0,.04);
    border: 2px solid transparent; 
    transition: var(--trans);
}

.audience-icon {
    width: clamp(56px, 8vw, 70px);
    height: clamp(56px, 8vw, 70px);
    margin: 0 auto var(--s3);
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center;
    box-shadow: var(--shadow-s); 
    transition: var(--trans);
    background: linear-gradient(135deg, var(--light), var(--primary));
    color: var(--white);
}

/* ========== MODAL ========== */
.modal {
    display: none; 
    position: fixed; 
    inset: 0; 
    z-index: 2000;
    align-items: center; 
    justify-content: center;
    padding: var(--s4);
}

.modal.active { display: flex; }

.modal-overlay {
    position: absolute; 
    inset: 0; 
    background: rgba(0,0,0,.7); 
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative; 
    background: var(--white); 
    border-radius: var(--radius-l);
    max-width: 600px; 
    width: 100%; 
    max-height: 90vh; 
    overflow-y: auto;
    padding: clamp(var(--s4), 4vw, var(--s6));
    box-shadow: var(--shadow-xl); 
    animation: modalSlideIn .3s ease;
}

@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(-50px); }
}

.modal-title { 
    font: 700 clamp(var(--fs-xl), 4vw, var(--fs-3xl))/1.2 'Poppins', sans-serif; 
    margin-bottom: var(--s2); 
}

/* ========== FORM ========== */
.form-input {
    padding: var(--s3); 
    border: 2px solid var(--border);
    border-radius: var(--radius-m); 
    transition: var(--trans);
    font-size: var(--fs-s);
    width: 100%;
    min-height: 44px; /* Touch target */
}

.form-input:focus {
    outline: none; 
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124,179,66,.1);
}

/* ========== FOOTER ========== */
.footer { 
    background: var(--text-dark); 
    color: var(--white); 
    padding: clamp(var(--s5), 4vw, var(--s6)) 0 var(--s4); 
}

.footer-content {
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
    gap: clamp(var(--s4), 3vw, var(--s6));
    margin-bottom: var(--s5);
}


.footer-bottom {
    display: flex;
    flex-direction: column; /* texte au-dessus, icônes en dessous */
    align-items: center;    /* centrage horizontal */
    justify-content: center;
    text-align: center;
    gap: 0.75rem;
    margin-top: auto;
}

.footer-bottom p {
    margin: 0;
}

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

.social-links a {
    color: var(--white);
    transition: opacity 0.3s ease;
}

.social-links a:hover {
    opacity: 0.7;
}







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

.fade-in {
    opacity: 0; 
    transform: translateY(30px);
    transition: opacity .6s ease, transform .6s ease;
}

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

/* ========== RESPONSIVE AMÉLIORÉ ========== */
@media (max-width: 1200px) {
    .container { padding: 0 var(--s4); }
}

@media (max-width: 968px) {
    .program-poster { 
        position: relative; 
        top: 0; 
    }
    
    .hero { min-height: 90vh; }
}

@media (max-width: 768px) {
    .nav-menu { display: none; }
    
    .hero { 
        min-height: 85vh; 
        padding-top: calc(60px + var(--s4));
    }
    
    .countdown { gap: var(--s3); }
}

@media (max-width: 568px) {
    .hero-badges { 
        flex-direction: column; 
        align-items: stretch; 
    }
    
    .badge { 
        width: 100%; 
        justify-content: center; 
    }
}

/* ========== UTILITIES ========== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ========== PRINT ========== */
@media print {
    .header, .footer, .modal, .btn-primary { display: none; }
    .section { page-break-inside: avoid; }
}

/* ========================================
   STYLES CSS COMPLÉMENTAIRES
   À ajouter à la fin de style.css
======================================== */

/* ========== FORM STYLES COMPLETS ========== */
.form {
    display: flex;
    flex-direction: column;
    gap: var(--s4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--s2);
}

.form-label {
    font-weight: 600;
    font-size: var(--fs-s);
    color: var(--text-dark);
}

.form-input {
    padding: var(--s3);
    border: 2px solid var(--border);
    border-radius: var(--radius-m);
    font-size: var(--fs-s);
    font-family: inherit;
    transition: var(--trans);
    width: 100%;
    min-height: 44px;
}

.form-input:hover {
    border-color: var(--text-light);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 179, 66, 0.1);
}

.form-input.error {
    border-color: #EF4444;
    background-color: rgba(239, 68, 68, 0.05);
}

.form-error {
    color: #EF4444;
    font-size: var(--fs-xs);
    display: none;
    margin-top: var(--s1);
    font-weight: 500;
}

.form-input.error + .form-error {
    display: block;
}

/* Select custom styling */
.form-input[type="select"],
select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23415A77' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

/* Textarea */
textarea.form-input {
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

/* ========== BUTTON LOADING STATE ========== */
.btn-submit {
    position: relative;
    overflow: hidden;
}

.btn-submit.loading .btn-text {
    opacity: 0;
}

.btn-submit .btn-loader {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn-submit.loading .btn-loader {
    display: block;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* ========== SUCCESS MESSAGE ========== */
.success-message {
    display: none;
    text-align: center;
    padding: var(--s5);
    animation: fadeInScale 0.4s ease;
}

.success-message.active {
    display: block;
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--s4);
    background: linear-gradient(135deg, var(--primary), var(--dark));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--fs-4xl);
    font-weight: 700;
    box-shadow: var(--shadow-xl);
    animation: successPulse 0.6s ease;
}

@keyframes successPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.success-message h3 {
    font-size: clamp(var(--fs-xl), 3vw, var(--fs-2xl));
    margin-bottom: var(--s4);
    color: var(--text-dark);
}

.success-message p {
    color: var(--text-gray);
    margin-bottom: var(--s5);
    font-size: var(--fs-base);
}

/* ========== FORM NOTICE ========== */
.form-notice {
    font-size: var(--fs-xs);
    color: var(--text-gray);
    text-align: center;
    margin-top: var(--s4);
    line-height: 1.5;
}

/* ========== CARD HOVER EFFECTS (Améliorés) ========== */
.card-icon-circle {
    width: clamp(64px, 10vw, 80px);
    height: clamp(64px, 10vw, 80px);
    margin: 0 auto var(--s4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-m);
    transition: var(--trans);
    background: linear-gradient(135deg, var(--light), var(--primary));
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.card-icon-circle::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.3), transparent);
    transform: scale(0);
    transition: transform 0.4s ease;
}

.learning-card:hover .card-icon-circle::before {
    transform: scale(1);
}

.learning-card:hover .card-icon-circle {
    transform: scale(1.1) rotate(360deg);
    box-shadow: var(--shadow-xl);
}

/* ========== CHALLENGE SECTION ========== */
.challenge-section {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
}

.challenge-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(var(--s5), 5vw, var(--s7));
    align-items: center;
}

@media (min-width: 969px) {
    .challenge-content {
        grid-template-columns: 1fr 1fr;
    }
}

.challenge-list {
    list-style: none;
}

.challenge-list li {
    display: flex;
    gap: var(--s3);
    margin-bottom: var(--s4);
    padding: var(--s3);
    border-radius: var(--radius-m);
    transition: var(--trans);
    font-size: clamp(var(--fs-s), 2vw, var(--fs-base));
    align-items: flex-start;
}

.challenge-list li:hover {
    background: var(--white);
    transform: translateX(8px);
    box-shadow: var(--shadow-s);
}

.check-icon {
    color: var(--primary);
    flex-shrink: 0;
    width: 24px;
    height: 24px;
}

.highlight-box {
    background: linear-gradient(135deg, var(--primary), var(--dark));
    padding: clamp(var(--s4), 4vw, var(--s6));
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.quote-icon {
    position: absolute;
    top: var(--s4);
    left: var(--s4);
    color: rgba(255, 255, 255, 0.15);
    width: 48px;
    height: 48px;
}

.highlight-text {
    color: var(--white);
    font: italic 500 clamp(var(--fs-base), 2.5vw, var(--fs-l))/1.7 inherit;
    position: relative;
    z-index: 1;
}

/* ========== WHY WEBINAR SECTION ========== */
.why-webinar {
    background: linear-gradient(180deg, var(--white) 0%, var(--bg-light) 100%);
}

.card-stat {
    position: relative;
    overflow: visible;
}

.card-stat::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-l);
    opacity: 0;
    z-index: -1;
    transition: var(--trans);
    filter: blur(10px);
}

.card-stat:hover::after {
    opacity: 0.3;
}

.card-stat:hover {
    transform: translateY(-8px) scale(1.03);
}

/* ========== CRUCIAL SECTION ========== */
.crucial-section {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 50%, var(--bg-light) 100%);
    position: relative;
    overflow: hidden;
}

.crucial-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124, 179, 66, 0.08) 0%, transparent 70%);
    transform: translateY(-50%);
    animation: float 20s ease-in-out infinite;
}

.crucial-section::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 213, 79, 0.08) 0%, transparent 70%);
    transform: translateY(-50%);
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translateY(-50%) translateX(0);
    }
    50% {
        transform: translateY(-50%) translateX(30px);
    }
}

.crucial-section .container {
    position: relative;
    z-index: 1;
}

/* ========== PROGRAM SECTION ========== */
.program-section {
    background: var(--white);
    position: relative;
}

.program-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 250px;
    z-index: 0;
    background: linear-gradient(180deg, var(--bg-light) 0%, transparent 100%);
}

.program-section .container {
    position: relative;
    z-index: 1;
}

.timeline-card.featured {
    padding: var(--s4);
    border: 2px dashed var(--primary);
    background: linear-gradient(135deg, rgba(174, 213, 129, 0.15), rgba(255, 213, 79, 0.15));
    border-radius: var(--radius-m);
    margin: calc(-1 * var(--s2));
}

.timeline-badge.featured {
    background: linear-gradient(135deg, var(--accent), var(--orange));
}

.timeline-badge::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-m);
    transform: scale(0);
    transition: var(--trans);
}

.timeline-item:hover .timeline-badge::after,
.timeline-item.active .timeline-badge::after {
    transform: scale(1.2);
    opacity: 0;
}

.timeline-item:hover .timeline-badge,
.timeline-item.active .timeline-badge {
    transform: rotate(5deg) scale(1.05);
}

/* ========== POSTER OVERLAY ========== */
.poster-overlay {
    position: absolute;
    bottom: var(--s4);
    left: var(--s4);
    right: var(--s4);
    background: rgba(27, 38, 59, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--s4);
    border-radius: var(--radius-m);
    transform: translateY(100%);
    transition: var(--trans);
}

.poster-container:hover .poster-overlay {
    transform: translateY(0);
}

.poster-text {
    color: var(--white);
    text-align: center;
    font-size: var(--fs-s);
    margin-bottom: var(--s3);
    font-weight: 500;
}

.poster-share {
    display: flex;
    justify-content: center;
    gap: var(--s3);
}

.share-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--trans);
    border: none;
    cursor: pointer;
}

.share-btn:hover {
    transform: translateY(-3px) scale(1.1);
    background: var(--accent);
    box-shadow: var(--shadow-m);
}

/* ========== SPEAKERS ENHANCEMENTS ========== */
.speakers-section {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
}

.speaker-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    transform: scale(0);
    transition: 0.5s;
    background: radial-gradient(circle, rgba(124, 179, 66, 0.08) 0%, transparent 70%);
}

.speaker-card:hover::before {
    transform: scale(1);
}

.speaker-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.speaker-card:hover .speaker-avatar {
    transform: scale(1.08) rotate(5deg);
    box-shadow: var(--shadow-xl);
}

.speaker-avatar::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00856f 0%, #a1dd31 100%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.speaker-card:hover .speaker-avatar::before {
    opacity: 1;
}

/* ========== CTA SECTION ========== */
.cta-section {
    padding: clamp(var(--s7), 10vw, var(--s8)) 0;
    position: relative;
    overflow: hidden;
}

.cta-background {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(135deg, var(--primary) 0%, var(--orange) 100%);
}

.cta-content {
    text-align: center;
    color: var(--white);
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font: 700 clamp(var(--fs-3xl), 5vw, var(--fs-4xl))/1.2 'Poppins', sans-serif;
    margin-bottom: var(--s4);
}

.cta-subtitle {
    font-size: clamp(var(--fs-s), 2.5vw, var(--fs-m));
    margin-bottom: var(--s6);
    opacity: 0.95;
}

/* ========== FOOTER STYLES ========== */
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--s2);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--fs-s);
    transition: var(--trans);
}

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

.social-links {
    display: flex;
    gap: var(--s3);
}

.social-links a {
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--trans);
}

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

/* ========== KEYBOARD FOCUS ========== */
.keyboard-focus {
    outline: 3px solid var(--primary) !important;
    outline-offset: 2px !important;
}

/* ========== SKIP LINK ========== */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: var(--s2) var(--s4);
    z-index: 10000;
    border-radius: 0 0 var(--radius-m) 0;
    font-weight: 600;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 0;
}

/* ========== RESPONSIVE ADJUSTMENTS ========== */
@media (max-width: 568px) {
    .modal-content {
        padding: var(--s4);
        max-height: 95vh;
    }
    
    .modal-title {
        font-size: var(--fs-xl);
    }
    
    .form-group {
        gap: var(--s1);
    }
    
    .success-icon {
        width: 60px;
        height: 60px;
        font-size: var(--fs-2xl);
    }
}



.faq-section{
  background:#f9fafb;
  padding:80px 0;
}

.faq-list{
  max-width:760px;
  margin:40px auto 0;
  display:flex;
  flex-direction:column;
  gap:14px;
}

.faq-item{
  background:#fff;
  border-radius:14px;
  overflow:hidden;
  border:1px solid rgba(0,0,0,.06);
  transition:.3s ease;
}

.faq-item:hover{
  background:rgba(124,179,66,.08);
}

.faq-item[open]{
  background:#7CB342;
  color:#fff;
}

/* Question */
.faq-question{
  padding:20px 56px 20px 22px;
  font-weight:600;
  cursor:pointer;
  position:relative;
  list-style:none;
}

.faq-question::-webkit-details-marker{display:none}

/* Icon */
.faq-question::after{
  content:"+";
  position:absolute;
  right:20px;
  top:50%;
  transform:translateY(-50%);
  width:28px;height:28px;
  border-radius:50%;
  background:rgba(124,179,66,.15);
  color:#7CB342;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:.3s;
}

.faq-item[open] .faq-question::after{
  content:"–";
  background:#fff;
  color:#7CB342;
}

/* Answer */
.faq-answer{
  padding:0 22px 20px;
  line-height:1.6;
  animation:fade .25s ease;
}

@keyframes fade{
  from{opacity:0;transform:translateY(-4px)}
  to{opacity:1;transform:translateY(0)}
}