:root {
    --violet: #6A3992;
    --violet-light: #8e54c1;
    --glass: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
    --text: #2d1a3d;
    --bg-body: #f8f4fb;
    --shadow: rgba(106, 57, 146, 0.08);
}
.dark-theme {
    --glass: rgba(20, 10, 30, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text: #f0e6f7;
    --bg-body: #0f0816;
    --shadow: rgba(0, 0, 0, 0.4);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; background: var(--bg-body); color: var(--text); overflow-x: hidden; transition: background 0.3s, color 0.3s; scroll-behavior: smooth; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 80px 0; }
.bg-violet-soft { background: rgba(106, 57, 146, 0.05); }
.bg-violet-dark { background: #1a0b2e; }

/* BARRE DE SCROLL INDICATOR */
#scroll-progress { position: fixed; top: 0; left: 0; height: 3px; background: var(--violet); width: 0%; z-index: 2000; transition: width 0.1s ease-out; }

/* Navigation */
.main-header { position: fixed; top: 0; width: 100%; z-index: 1000; background: var(--glass); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); border-bottom: 1px solid var(--glass-border); padding: 15px 0; }
.main-header nav { display: flex; justify-content: space-between; align-items: center; }
.brand { display: flex; align-items: center; gap: 10px; }
.nav-logo { width: 45px; height: 45px; border-radius: 50%; border: 2px solid var(--violet); }
.brand-text { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 1.2rem; }
.brand-text span { color: var(--violet); }
.nav-links { list-style: none; display: flex; gap: 25px; align-items: center; }
.nav-links a { text-decoration: none; color: var(--text); font-weight: 600; font-size: 0.9rem; transition: 0.3s; position: relative; }
.nav-links a::after { content: ''; position: absolute; width: 0; height: 2px; bottom: -4px; left: 0; background-color: var(--violet); transition: width 0.3s ease; }
.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--violet); }

/* Hero Banner */
.hero-2-0 { padding-top: 100px; }
.hero-overlay { position: relative; height: 450px; border-radius: 30px; overflow: hidden; margin: 0 20px; box-shadow: 0 15px 35px var(--shadow); }
.hero-img { width: 100%; height: 100%; object-fit: cover; content-visibility: auto; }
.hero-text-box { position: absolute; bottom: 30px; left: 30px; padding: 30px; max-width: 500px; border-radius: 20px;}
.hero-text-box h1 { font-family: 'Montserrat', sans-serif; font-size: 2.5rem; margin-bottom: 10px; }
.status-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(0,255,0,0.15); color: #00d300; padding: 5px 15px; border-radius: 20px; font-weight: 700; font-size: 0.8rem; }
.dot { width: 8px; height: 8px; background: #00d300; border-radius: 50%; animation: blink 1.5s infinite; }

/* Grid & Items */
.title-left { font-family: 'Montserrat', sans-serif; font-size: 2rem; margin-bottom: 10px; color: var(--violet); }
.services-grid-2-0 { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; }
.service-card { text-align: center; padding: 40px 20px; text-decoration: none; color: var(--text); transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1), border-color 0.3s, background-color 0.3s; border-radius: 25px; }
.service-card:hover { transform: translateY(-8px); background: rgba(106, 57, 146, 0.08); border-color: var(--violet); box-shadow: 0 15px 30px var(--shadow); }
.service-icon { width: 70px; height: 70px; margin: 0 auto 20px; display: flex; align-items: center; justify-content: center; }
.service-icon i { font-size: 2.5rem; color: var(--violet); }
.service-icon img { width: 100%; height: auto; }

/* ASSR */
.assr-container { display: flex; justify-content: space-between; align-items: center; padding: 50px; border-radius: 25px; box-shadow: 0 10px 30px var(--shadow); }
.assr-info { flex: 1; }
.badge-new { background: var(--violet); color: white; padding: 4px 10px; border-radius: 5px; font-size: 0.8rem; font-weight: 700; }
.assr-info h2 { font-family: 'Montserrat', sans-serif; margin: 15px 0 10px; font-size: 2rem; }
.assr-links { display: flex; gap: 15px; margin-top: 25px; flex-wrap: wrap; }
.btn-assr { background: var(--violet); color: white; padding: 12px 25px; border-radius: 12px; text-decoration: none; font-weight: 700; transition: background 0.3s, transform 0.2s; }
.btn-assr:hover { background: var(--violet-light); transform: translateY(-2px); }
.btn-assr-alt { border: 2px solid var(--violet); color: var(--violet); padding: 12px 25px; border-radius: 12px; text-decoration: none; font-weight: 700; transition: 0.3s; }
.btn-assr-alt:hover { background: rgba(106, 57, 146, 0.1); transform: translateY(-2px); }
.assr-icon-big { font-size: 5rem; opacity: 0.2; color: var(--violet); }

/* Système de filtres Actualités */
.filter-container { display: flex; gap: 10px; margin-bottom: 25px; flex-wrap: wrap; }
.filter-btn { background: var(--glass); border: 1px solid var(--glass-border); padding: 8px 18px; border-radius: 20px; color: var(--text); font-weight: 600; cursor: pointer; transition: 0.2s; }
.filter-btn:hover, .filter-btn.active { background: var(--violet); color: white; border-color: var(--violet); }

/* Actualités Animées */
.news-grid-2-0 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; min-height: 380px; }
.news-card-2-0 { border-radius: 20px; overflow: hidden; display: flex; flex-direction: column; transition: transform 0.3s ease, box-shadow 0.3s, opacity 0.3s ease, scale 0.3s ease; transform-origin: center; }
.news-card-2-0.hide { opacity: 0; scale: 0.8; pointer-events: none; position: absolute; width: 0; height: 0; overflow: hidden; margin: 0; padding: 0; border: none; }
.news-card-2-0:hover { transform: translateY(-5px); box-shadow: 0 15px 35px var(--shadow); }
.news-thumb { height: 140px; background: linear-gradient(135deg, rgba(106, 57, 146, 0.15), rgba(142, 84, 193, 0.05)); display: flex; align-items: center; justify-content: center; position: relative; border-bottom: 1px solid var(--glass-border); }
.news-thumb i { font-size: 3rem; color: var(--violet); }
.news-badge-tag { position: absolute; top: 15px; left: 15px; padding: 4px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; color: white; }
.news-badge-tag.info { background: #3b82f6; }
.news-badge-tag.event { background: #10b981; }
.news-badge-tag.exam { background: #f59e0b; }
.news-body { padding: 25px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.news-meta-date { font-size: 0.8rem; opacity: 0.6; font-weight: 600; }
.news-read-more { margin-top: auto; text-decoration: none; color: var(--violet); font-weight: 700; display: inline-flex; align-items: center; gap: 6px; transition: gap 0.2s; }
.news-read-more:hover { gap: 10px; }

/* FAQ Accordéon */
.faq-container { display: flex; flex-direction: column; gap: 15px; max-width: 850px; margin: 0 auto; }
.faq-item { border-radius: 15px; overflow: hidden; }
.faq-question { width: 100%; background: none; border: none; padding: 20px 25px; display: flex; justify-content: space-between; align-items: center; text-align: left; font-family: 'Inter', sans-serif; font-size: 1.05rem; font-weight: 600; color: var(--text); cursor: pointer; }
.faq-question:hover { background: rgba(106, 57, 146, 0.04); }
.arrow-icon { transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.3s cubic-bezier(0.25, 1, 0.5, 1); padding: 0 25px; }
.faq-answer-content { overflow: hidden; }
.faq-answer p { font-size: 0.95rem; line-height: 1.6; padding-bottom: 20px; opacity: 0.85; }
.faq-item.active .arrow-icon { transform: rotate(180deg); color: var(--violet); }
.faq-item.active .faq-answer { grid-template-rows: 1fr; border-top: 1px solid var(--glass-border); padding-top: 15px; }

/* Note de Direction */
.document-premium-2-0 { display: flex; border-radius: 25px; overflow: hidden; box-shadow: 0 15px 35px var(--shadow); }
.doc-sidebar { background: var(--violet); color: white; padding: 40px 20px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 15px; }
.sidebar-text { writing-mode: vertical-lr; transform: rotate(180deg); font-family: 'Montserrat', sans-serif; font-weight: 800; letter-spacing: 2px; }
.doc-main-body { padding: 40px; flex: 1; display: flex; flex-direction: column; gap: 20px; background: rgba(255,255,255,0.1); }
.doc-author-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 2px dashed var(--glass-border); padding-bottom: 15px; }
.stamp { border: 2px dashed #ff4d4d; color: #ff4d4d; padding: 5px 15px; font-weight: 700; border-radius: 5px; transform: rotate(-5deg); }
.law-notice { background: rgba(255, 77, 77, 0.08); border-left: 4px solid #ff4d4d; padding: 15px 20px; border-radius: 0 12px 12px 0; display: flex; gap: 15px; }
.signature-block { align-self: flex-end; text-align: right; margin-top: 15px; }

/* Administration */
.admin-grid-2-0 { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 15px; }
.admin-card { text-align: center; padding: 25px; border-radius: 20px; box-shadow: 0 10px 20px var(--shadow); }
.admin-card i { font-size: 2rem; color: var(--violet); margin-bottom: 10px; }

/* Contacts & Forms */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.5fr; gap: 30px; margin-top: 30px; }
.contact-info-box { padding: 30px; border-radius: 20px; display: flex; flex-direction: column; gap: 20px; }
.info-item { display: flex; gap: 15px; align-items: center; }
.info-item i { color: var(--violet); font-size: 1.2rem; }
.contact-form { padding: 30px; border-radius: 20px; display: flex; flex-direction: column; gap: 20px; box-shadow: 0 15px 30px var(--shadow); }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group input, .form-group select, .form-group textarea { padding: 12px; border-radius: 10px; border: 1px solid var(--glass-border); background: rgba(255, 255, 255, 0.3); color: var(--text); font-family: inherit; font-size: 0.95rem; outline: none; transition: border-color 0.3s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--violet); background: rgba(255, 255, 255, 0.5); }
.btn-submit { background: var(--violet); color: white; border: none; padding: 14px; border-radius: 10px; font-weight: 700; cursor: pointer; display: flex; justify-content: center; gap: 10px; transition: background 0.3s, transform 0.2s; }
.btn-submit:hover { background: var(--violet-light); transform: translateY(-2px); }

/* Interface Floating Items */
.chat-toggle-btn, .back-to-top { position: fixed; right: 30px; width: 55px; height: 55px; border-radius: 50%; background: var(--violet); color: white; border: none; font-size: 1.4rem; cursor: pointer; z-index: 2000; box-shadow: 0 10px 25px rgba(106, 57, 146, 0.3); transition: transform 0.3s, opacity 0.3s, visibility 0.3s; }
.chat-toggle-btn { bottom: 30px; }
.chat-toggle-btn:hover, .back-to-top:hover { transform: scale(1.1); }
.back-to-top { bottom: 100px; opacity: 0; visibility: hidden; background: var(--text); color: var(--bg-body); }
.back-to-top.show { opacity: 1; visibility: visible; }

.chat-container { position: fixed; bottom: 100px; right: 30px; width: 350px; height: 450px; border-radius: 20px; z-index: 2000; display: none; flex-direction: column; overflow: hidden; box-shadow: 0 15px 40px rgba(0,0,0,0.15); }
.chat-header { background: var(--violet); color: white; padding: 15px; display: flex; justify-content: space-between; align-items: center; }
.chat-bot-info { display: flex; align-items: center; gap: 10px; }
.close-chat-btn { background: none; border: none; color: white; font-size: 1.2rem; cursor: pointer; }
.chat-messages { flex: 1; padding: 15px; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; background: rgba(255,255,255,0.05); }
.message { padding: 10px 14px; border-radius: 15px; font-size: 0.9rem; max-width: 80%; }
.bot-msg { background: var(--glass); color: var(--text); align-self: flex-start; border-bottom-left-radius: 2px; border: 1px solid var(--glass-border); }
.user-msg { background: var(--violet); color: white; align-self: flex-end; border-bottom-right-radius: 2px; }
.chat-input-area { padding: 10px; display: flex; gap: 10px; background: var(--glass); border-top: 1px solid var(--glass-border); }
.chat-input-area input { flex: 1; padding: 10px; border-radius: 10px; border: 1px solid var(--glass-border); background: transparent; color: var(--text); outline: none; }
.chat-input-area button { background: var(--violet); color: white; border: none; padding: 10px 15px; border-radius: 10px; cursor: pointer; }

/* Effects & Blobs (Will trigger GPU acceleration) */
.glass-panel { background: var(--glass); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border: 1px solid var(--glass-border); }
.glass-background-blobs { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: -1; overflow: hidden; pointer-events: none; }
.glass-blob { position: absolute; border-radius: 50%; filter: blur(60px); -webkit-filter: blur(60px); opacity: 0.3; transform: translate3d(0,0,0); }
.blob-1 { width: 400px; height: 400px; background: var(--violet); top: -100px; right: -100px; }
.blob-2 { width: 300px; height: 300px; background: #bc84ee; bottom: -50px; left: -50px; }
.blob-3 { width: 250px; height: 250px; background: #6A3992; top: 40%; left: 10%; opacity: 0.1; }

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
@keyframes butterfly { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.04); } }
.butterfly { animation: butterfly 2.5s infinite ease-in-out; }
.main-footer { text-align: center; padding: 30px 0; border-top: 1px solid var(--glass-border); font-size: 0.9rem; opacity: 0.8; }
.theme-btn { background: var(--violet); color: white; border: none; width: 40px; height: 40px; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; }

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-text-box h1 { font-size: 1.8rem; }
    .assr-container, .document-premium-2-0, .contact-wrapper { flex-direction: column; grid-template-columns: 1fr; }
    .doc-sidebar { writing-mode: horizontal-tb; flex-direction: row; padding: 20px; }
    .sidebar-text { writing-mode: horizontal-tb; transform: none; }
    .doc-main-body, .contact-form { padding: 20px; }
    .chat-container { width: calc(100% - 40px); right: 20px; bottom: 90px; }
    .back-to-top { bottom: 160px; right: 20px; }
    .chat-toggle-btn { right: 20px; }
}