/* ================= VARIABLES & RESET ================= */
:root {
    --primary: #0A2C70;
    --primary-hover: #071f52;
    --secondary: #FF7A00;
    --gray: #6c757d;
    --light-gray: #f8f9fa;
    --blue-light: #5a7dff;
    --white: #ffffff;
    --text-dark: #333333;
    --text-muted: #64748b;
    --success: #28a745;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    overflow-x: hidden;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ================= PRELOADER ================= */
#schoolead-preloader {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: var(--white);
    z-index: 99999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
.spinner-wrapper {
    position: relative;
    width: 90px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.spinner-wrapper img {
    width: 45px;
    z-index: 10;
    border-radius: 5px;
}
.circle-orange, .circle-blue {
    position: absolute;
    border-radius: 50%;
    border: 3px solid transparent;
}
.circle-orange {
    width: 100%; height: 100%;
    border-top-color: var(--secondary);
    border-bottom-color: var(--secondary);
    animation: spin 1.2s linear infinite;
}
.circle-blue {
    width: 70%; height: 70%;
    border-left-color: var(--primary);
    border-right-color: var(--primary);
    animation: spin 1.8s linear infinite reverse;
}
.preloader-text {
    font-size: 20px;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 2px;
}
@keyframes spin { 100% { transform: rotate(360deg); } }

/* ================= HEADER MAIN ================= */
.header {
    position: fixed;
    width: 100%;
    top: 0; left: 0;
    background: var(--white);
    box-shadow: 0 2px 15px rgba(0,0,0,.08);
    z-index: 1000;
}
.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.logo img { width: 42px; height: auto; }
.logo-text h2 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: -2px;
    font-weight: 800;
}
.logo-text span {
    font-size: 10px;
    color: var(--gray);
    display: block;
}
.navbar ul {
    display: flex;
    gap: 20px;
    list-style: none;
}
.navbar a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: .3s;
}
.navbar a:hover, .navbar a.active { color: var(--primary); font-weight: 600; }

.sidenav {
    display: flex;
    align-items: center;
    gap: 10px;
}
.btn-idemo, .btn-login, .btn-demo {
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    padding: 8px 14px;
    transition: .3s;
    text-align: center;
    white-space: nowrap;
}
.btn-idemo {
    border: 1.5px solid var(--secondary);
    color: var(--secondary);
}
.btn-idemo:hover, .btn-idemo.active { background: var(--secondary); color: var(--white); }
.btn-login { color: var(--primary); border: 1.5px solid transparent; }
.btn-login:hover { background: var(--light-gray); }
.btn-demo {
    background: var(--primary);
    color: var(--white);
    border: 1.5px solid var(--primary);
}
.btn-demo:hover { background: transparent; color: var(--primary); }

/* Menu Mobile Toggle (Hamburger) */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    z-index: 1002;
}
.menu-toggle span {
    width: 25px; height: 3px;
    background: var(--primary);
    border-radius: 2px;
    transition: 0.3s ease-in-out;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ================= CONTENU PRINCIPAL PAGE DÉMO ================= */
.page-demo-main {
    padding-top: 110px;
    padding-bottom: 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #edf2f7 100%);
    min-height: calc(100vh - 70px);
}

.demo-hero {
    padding: 20px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-text .badge-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(10, 44, 112, 0.08);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-text h1 {
    font-size: 34px;
    line-height: 1.25;
    color: var(--primary);
    margin-bottom: 18px;
    font-weight: 800;
}

.hero-text > p {
    font-size: 15px;
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 30px;
}

.demo-features-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.feature-item i {
    font-size: 22px;
    color: var(--success);
    margin-top: 2px;
}

.feature-item h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 13px;
    color: var(--gray);
    line-height: 1.4;
}

/* Carte Formulaire Principal */
.hero-form-card {
    background: var(--white);
    border-radius: 16px;
    padding: 35px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border: 1px solid #eaeaea;
}

.form-card-header {
    margin-bottom: 25px;
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 15px;
}

.form-card-header h3 {
    font-size: 22px;
    color: var(--primary);
    margin-bottom: 6px;
    font-weight: 700;
}

.form-card-header p {
    font-size: 13px;
    color: var(--gray);
}

.page-demo-form .form-group {
    margin-bottom: 18px;
}

.page-demo-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.page-demo-form label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.page-demo-form input, 
.page-demo-form select, 
.page-demo-form textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid #dcdcdc;
    border-radius: 8px;
    font-size: 13px;
    outline: none;
    transition: 0.3s;
    background: #fcfcfc;
}

.page-demo-form input:focus, 
.page-demo-form select:focus, 
.page-demo-form textarea:focus {
    border-color: var(--blue-light);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(90,125,255,0.15);
}

.btn-submit-demo {
    width: 100%;
    padding: 14px;
    background: var(--secondary);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

.btn-submit-demo:hover {
    background: #e06c00;
    box-shadow: 0 4px 15px rgba(255, 122, 0, 0.3);
}

/* ================= WIDGETS FLOTTANTS ================= */
.widget-btn {
    width: 50px; height: 50px;
    border-radius: 50%;
    border: none;
    color: var(--white);
    font-size: 22px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0,0,0,0.18);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex; justify-content: center; align-items: center;
}
.widget-btn:hover { transform: translateY(-3px); box-shadow: 0 6px 20px rgba(0,0,0,0.25); }

/* WIDGET GAUCHE (WhatsApp & Calendrier) */
.left-widgets {
    position: fixed;
    bottom: 25px; left: 25px;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.calendar-btn { background: var(--primary); }
.wa-trigger { background: #25D366; }
.whatsapp-container { position: relative; }

/* Bulle WhatsApp épurée */
.wa-info-card {
    position: absolute;
    bottom: 0; left: 65px;
    width: 240px;
    background: var(--white);
    border-radius: 12px;
    padding: 15px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.15);
    opacity: 0; visibility: hidden;
    transform: translateX(-10px);
    transition: 0.3s ease;
    border: 1px solid #eaeaea;
}
.wa-info-card.active { opacity: 1; visibility: visible; transform: translateX(0); }
.wa-info-card p {
    font-size: 13px;
    color: var(--text-dark);
    margin-bottom: 12px;
    font-weight: 600;
    line-height: 1.3;
}
.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #25D366; color: var(--white);
    text-decoration: none; padding: 10px 14px;
    border-radius: 8px; font-weight: 600; font-size: 13px;
    transition: background 0.2s;
}
.whatsapp-btn:hover { background: #20ba5a; }
.close-wa {
    position: absolute; top: 8px; right: 12px;
    background: none; border: none; font-size: 18px;
    color: var(--gray); cursor: pointer;
}

#wa-info-card {
    display: none;
}

#wa-info-card.active {
    display: block;
}

/* WIDGET DROITE (Chat rapide) */
.right-widgets {
    position: fixed;
    bottom: 25px; right: 25px;
    z-index: 1001;
    display: flex; flex-direction: column; align-items: flex-end;
}
.chat-trigger-btn {
    width: 55px; height: 55px;
    border-radius: 50%;
    background: #2570ff;
    color: var(--white); border: none; font-size: 22px;
    cursor: pointer; box-shadow: 0 4px 15px rgba(37,112,255,0.4);
    position: relative;
    transition: 0.3s;
    display: flex; align-items: center; justify-content: center;
}
.chat-badge {
    position: absolute;
    top: -2px; right: -2px;
    background: #e63946; color: var(--white);
    font-size: 11px; font-weight: bold;
    width: 20px; height: 20px;
    border-radius: 50%; display: flex;
    align-items: center; justify-content: center;
    border: 2px solid var(--white);
}
.chat-window {
    position: absolute;
    bottom: 70px; right: 0;
    width: 320px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
    opacity: 0; visibility: hidden;
    transform: translateY(15px);
    transition: 0.3s ease;
    overflow: hidden;
    border: 1px solid #eaeaea;
}
.chat-window.active { opacity: 1; visibility: visible; transform: translateY(0); }
.chat-header {
    background: transparent;
    padding: 10px 15px 0;
    text-align: right;
}
.close-chat {
    background: none; border: none;
    font-size: 22px; color: var(--gray); cursor: pointer;
}
.chat-body { padding: 0 20px 20px; }
.chat-message {
    background: #f8f9fa;
    border: 1px solid #eaeaea;
    padding: 12px 15px; border-radius: 8px;
    font-size: 13px; color: var(--text-dark);
    margin-bottom: 12px;
    line-height: 1.4;
}
.chat-options { display: flex; flex-direction: column; gap: 8px; }
.chat-opt {
    text-decoration: none;
    border: 1.5px solid #2570ff;
    color: #2570ff;
    padding: 9px 14px;
    border-radius: 20px;
    font-size: 12px; font-weight: 600;
    transition: 0.2s; background: var(--white);
    text-align: center;
}
.chat-opt:hover { background: #2570ff; color: var(--white); }

/* ================= MODALE DÉMO (MULTI-ÉTAPES) ================= */
.demo-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(3px);
    z-index: 2000;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: 0.3s ease;
    padding: 15px;
}
.demo-overlay.active { opacity: 1; visibility: visible; }
.demo-modal-content {
    background: var(--white);
    width: 100%; max-width: 780px;
    border-radius: 16px;
    overflow: hidden;
    display: flex; flex-direction: column;
    max-height: 90vh;
    box-shadow: 0 10px 40px rgba(0,0,0,0.25);
}
.demo-header {
    background: var(--blue-light); color: var(--white);
    padding: 25px 35px; position: relative;
}
.close-demo {
    position: absolute; top: 15px; right: 20px;
    background: rgba(255,255,255,0.2); border: none;
    color: var(--white); font-size: 20px; width: 32px; height: 32px;
    border-radius: 6px; cursor: pointer; transition: 0.2s;
    display: flex; align-items: center; justify-content: center;
}
.close-demo:hover { background: rgba(255,255,255,0.4); }
.demo-tag { font-size: 11px; font-weight: bold; letter-spacing: 1px; display: block; margin-bottom: 8px; opacity: 0.9; }
.demo-header h2 { font-size: 22px; margin-bottom: 6px; }
.demo-header p { font-size: 13px; opacity: 0.9; margin-bottom: 15px; line-height: 1.4; }
.demo-badges { display: flex; gap: 10px; flex-wrap: wrap; }
.demo-badges span {
    background: rgba(255,255,255,0.2); padding: 4px 10px;
    border-radius: 20px; font-size: 11px; font-weight: 500;
}
.demo-body { padding: 25px 35px; overflow-y: auto; flex: 1; }
.demo-choices { display: flex; gap: 15px; margin-bottom: 25px; }
.choice-card {
    flex: 1; border: 1.5px solid #eaeaea; border-radius: 10px; padding: 15px; cursor: pointer; transition: 0.3s;
}
.choice-card.active { border-color: var(--blue-light); box-shadow: 0 4px 15px rgba(90,125,255,0.12); }
.choice-card.secondary { background: var(--blue-light); color: var(--white); border-color: var(--blue-light); }
.choice-icon { font-size: 20px; margin-bottom: 10px; color: var(--blue-light); }
.choice-card.secondary .choice-icon { color: var(--white); }
.choice-card h4 { font-size: 14px; margin-bottom: 6px; }
.choice-card p { font-size: 12px; color: var(--gray); margin-bottom: 8px; line-height: 1.3; }
.choice-card.secondary p { color: rgba(255,255,255,0.85); }
.choice-card a { color: var(--white); font-size: 12px; font-weight: bold; text-decoration: none; }

/* Stepper */
.demo-stepper { display: flex; justify-content: space-between; border-bottom: 1px solid #eaeaea; padding-bottom: 15px; margin-bottom: 25px; }
.step { display: flex; flex-direction: column; align-items: center; gap: 6px; opacity: 0.5; transition: 0.3s; }
.step.active { opacity: 1; color: var(--blue-light); font-weight: 600; }
.step-circle { width: 28px; height: 28px; background: #eaeaea; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: bold; color: var(--gray); }
.step.active .step-circle { background: var(--blue-light); color: var(--white); }
.step span { font-size: 12px; }

/* Formulaires et étapes modale */
.demo-form-section h3 { font-size: 17px; margin-bottom: 4px; color: var(--text-dark); }
.demo-form-section p { font-size: 12px; color: var(--gray); margin-bottom: 18px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.input-group.full-width { grid-column: 1 / -1; }
.input-group label { display: block; font-size: 12px; font-weight: 600; margin-bottom: 6px; color: var(--text-dark); }
.input-group input, .input-group select, .input-group textarea {
    width: 100%; padding: 10px 12px; border: 1px solid #dcdcdc; border-radius: 8px; font-size: 13px; outline: none; transition: 0.3s;
}
.input-group input:focus, .input-group select:focus, .input-group textarea:focus { border-color: var(--blue-light); box-shadow: 0 0 0 3px rgba(90,125,255,0.15); }
.phone-group { display: flex; gap: 8px; }
.phone-group select { width: 38%; }
.phone-group input { width: 62%; }
.input-group small { display: block; margin-top: 4px; font-size: 11px; color: var(--gray); }

/* Faux reCAPTCHA */
.recaptcha-mock {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid #d3d3d3;
    background: #f9f9f9;
    border-radius: 6px;
    padding: 10px 15px;
    max-width: 300px;
    margin-top: 5px;
}
.recaptcha-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-dark);
}
.recaptcha-checkbox input[type="checkbox"] {
    width: 18px; height: 18px; cursor: pointer;
}
.recaptcha-mock img {
    height: 30px; width: auto; opacity: 0.8;
}

/* Notice de sécurité (Étape 4) */
.security-notice {
    background: #eef3ff;
    color: var(--blue-light);
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    text-align: center;
    margin-top: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Footer de Modale */
.demo-footer {
    padding: 15px 35px;
    border-top: 1px solid #eaeaea;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fcfcfc;
}
.step-indicator { font-size: 12px; color: var(--gray); font-weight: 500; }
.footer-actions-right { display: flex; align-items: center; gap: 12px; }

.btn-back {
    background: transparent;
    border: 1px solid #dcdcdc;
    color: var(--text-dark);
    padding: 9px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: 0.2s;
    display: flex; align-items: center; gap: 6px;
}
.btn-back:hover { background: #f0f0f0; }

.link-skip {
    color: var(--gray);
    font-size: 12px;
    text-decoration: underline;
    transition: 0.2s;
    cursor: pointer;
}
.link-skip:hover { color: var(--text-dark); }

.btn-continue {
    background: var(--blue-light);
    color: var(--white);
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
}
.btn-continue:hover { background: #4a6aef; }

.btn-confirm {
    background: var(--success);
    color: var(--white);
    border: none;
    padding: 10px 22px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
    display: flex; align-items: center; gap: 6px;
}
.btn-confirm:hover { background: #218838; }

/* ================= POPUP PROMO ================= */
.popup-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex; justify-content: center; align-items: center;
    z-index: 9999;
    opacity: 0; visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    padding: 20px;
}
.popup-overlay.active { opacity: 1; visibility: visible; }
.popup-content {
    background: #fff;
    width: 100%; max-width: 900px;
    border-radius: 12px;
    display: flex; position: relative;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: translateY(20px) scale(0.95);
    transition: transform 0.4s ease;
}
.popup-overlay.active .popup-content { transform: translateY(0) scale(1); }
.close-btn {
    position: absolute; top: 15px; right: 15px;
    width: 35px; height: 35px;
    border-radius: 50%; border: none;
    background: #fff; color: var(--text-dark);
    font-size: 24px; cursor: pointer; z-index: 10;
    display: flex; justify-content: center; align-items: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1); transition: 0.3s;
}
.close-btn:hover { background: #f1f5f9; color: red; }
.popup-left { flex: 1; background: #fef5f0; }
.popup-left img { width: 100%; height: 100%; object-fit: cover; }
.popup-right { flex: 1; padding: 40px; display: flex; flex-direction: column; justify-content: center; }
.popup-right h2 { color: var(--primary); font-size: 24px; margin-bottom: 15px; }
.popup-right p { color: var(--text-muted); font-size: 15px; line-height: 1.6; margin-bottom: 25px; }
.popup-features { list-style: none; padding: 0; margin-bottom: 30px; }
.popup-features li { margin-bottom: 12px; color: var(--text-dark); font-size: 15px; font-weight: 500; }
.popup-features li i { color: var(--text-dark); margin-right: 10px; }
.popup-actions { display: flex; flex-direction: column; gap: 15px; }
.popup-actions a {
    display: flex; justify-content: center; align-items: center; gap: 10px;
    padding: 14px; border-radius: 8px; font-weight: 600; text-decoration: none;
    transition: 0.3s; font-size: 16px;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-outline { background: #fff; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: #f8fafc; }

/* ================= FOOTER ================= */
.footer {
    background: #0f172a;
    color: #fff;
    padding-top: 80px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
}
.footer-about img { width: 150px; margin-bottom: 20px; }
.footer-about p { color: #cbd5e1; line-height: 1.8; margin-bottom: 20px; }
.footer h3 {
    margin-bottom: 25px; font-size: 20px; color: #fff;
    position: relative; padding-bottom: 10px;
}
.footer h3::after {
    content: ''; position: absolute; left: 0; bottom: 0;
    width: 40px; height: 3px; background: var(--primary); border-radius: 2px;
}
.footer-links ul { list-style: none; padding: 0; }
.footer-links ul li { margin-bottom: 15px; }
.footer-links ul li a { color: #cbd5e1; text-decoration: none; transition: 0.3s; display: inline-block; }
.footer-links ul li a:hover { color: var(--primary); transform: translateX(5px); }
.footer-contact p { color: #cbd5e1; margin-bottom: 15px; display: flex; align-items: center; }
.footer-contact i { color: var(--primary); margin-right: 15px; font-size: 18px; width: 20px; text-align: center; }
.social-icons { display: flex; gap: 15px; }
.social-icons a {
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(255, 255, 255, 0.08); display: flex;
    justify-content: center; align-items: center; color: #fff;
    text-decoration: none; transition: 0.3s;
}
.social-icons a:hover { background: var(--primary); transform: translateY(-3px); }
.footer-bottom {
    margin-top: 60px; border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center; padding: 25px 0; color: #94a3b8; font-size: 14px;
}

/* ================= MEDIA QUERIES (RESPONSIVE) ================= */

/* Tablette large & Ordinateur portable (992px) */
@media (max-width: 992px) {
    .header .container { padding: 0 15px; }
    .navbar ul { gap: 15px; }
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-text h1 { font-size: 28px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* Tablette & Mobile paysage (768px) */
@media (max-width: 768px) {
    .menu-toggle { display: flex; }
    
    .navbar {
        position: absolute;
        top: 70px; left: 0; width: 100%;
        background: var(--white);
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        padding: 20px;
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
        display: flex;
        flex-direction: column;
        gap: 20px;
    }
    .navbar.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
    .navbar ul { flex-direction: column; gap: 12px; text-align: center; width: 100%; }
    .navbar ul li a { display: block; padding: 8px 0; font-size: 15px; }

    .sidenav {
        display: flex;
        flex-direction: column;
        width: 100%;
        gap: 10px;
        padding-top: 15px;
        border-top: 1px solid #eee;
    }
    .btn-idemo, .btn-login, .btn-demo { width: 100%; padding: 12px; font-size: 14px; }

    /* Hero Form */
    .hero-form-card { padding: 25px; }
    .page-demo-form .form-row { grid-template-columns: 1fr; gap: 0; }

    /* Modale & Popup */
    .demo-header { padding: 20px; }
    .demo-body { padding: 20px; }
    .demo-choices { flex-direction: column; gap: 10px; }
    .demo-footer { padding: 15px 20px; }
    .step span { display: none; }

    .popup-content { flex-direction: column; max-height: 90vh; overflow-y: auto; }
    .popup-left { height: 200px; }
    .popup-right { padding: 25px; }
}

/* Mobile (576px - 520px) */
@media (max-width: 576px) {
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 520px) {
    .form-grid { grid-template-columns: 1fr; }
    .phone-group { flex-direction: column; gap: 6px; }
    .phone-group select, .phone-group input { width: 100%; }
    
    .demo-footer {
        flex-direction: column-reverse;
        gap: 12px;
        align-items: stretch;
    }
    .step-indicator { text-align: center; }
    .footer-actions-right { justify-content: space-between; width: 100%; }
    .btn-back { width: auto; }
    .btn-continue, .btn-confirm { flex: 1; text-align: center; justify-content: center; }
}

/* Petit mobile (480px et moins) */
@media (max-width: 480px) {
    .page-demo-main { padding-top: 90px; padding-bottom: 50px; }
    .left-widgets { bottom: 15px; left: 15px; gap: 10px; }
    .right-widgets { bottom: 15px; right: 15px; }
    .widget-btn { width: 45px; height: 45px; font-size: 18px; }
    .chat-trigger-btn { width: 50px; height: 50px; font-size: 20px; }
    
    .wa-info-card { left: 0; bottom: 55px; width: calc(100vw - 30px); }
    .chat-window { right: 0; bottom: 60px; width: calc(100vw - 30px); }

    .demo-overlay { padding: 10px; }
    .demo-header h2 { font-size: 18px; }
    .demo-badges { display: none; }
    .recaptcha-mock { width: 100%; max-width: 100%; }
}