/* ==========================================
  SCHOOLEAD - ABOUT & DASHBOARD STYLESHEET
========================================== */

/* ================= VARIABLES & RESET ================= */
:root {
    /* Brand & Theme Colors */
    --bleu: #0057B8;
    --bleu-nuit: #003B7A;
    --orange: #FF8C00;
    --orange-light: #FFA733;
    --blanc: #ffffff;
    --gris: #F5F8FC;
    --texte: #172B4D;

    /* UI & Modal System Variables */
    --primary: #0A2C70;
    --secondary: #FF7A00;
    --gray: #6c757d;
    --light-gray: #f8f9fa;
    --blue-light: #5a7dff;
    --white: #ffffff;
    --text-dark: #333333;
    --text-muted: #64748b;
    --success: #28a745;
    
    /* Popup Button Colors */
    --popup-primary: #4f46e5;
    --popup-primary-hover: #4338ca;
}

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

html {
    scroll-behavior: smooth;
}

body {
    color: var(--texte);
    background: white;
    overflow-x: hidden;
    line-height: 1.6;
    font-family: "Inter", "Manrope", 'Poppins', 'Segoe UI', Arial, sans-serif;
}

i {
    font-family: 'Poppins', sans-serif;
}

h1, h2, h3 {
    font-weight: 800;
}

section {
    padding: 100px 8%;
}

p {
    font-size: 17px;
    line-height: 1.8;
    color: #596579;
}

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


/* ================= 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 & NAVIGATION ================= */
.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;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.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 { 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); }


/* ================= HERO SECTION & BUTTONS ================= */
.about-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    padding-top: 120px;
    background: radial-gradient(circle at top right, #e9f3ff, transparent 40%);
}

.about-text {
    width: 50%;
}

.about-text h1 {
    font-size: 48px;
    line-height: 1.15;
    color: var(--bleu-nuit);
}

.about-text h1 span {
    color: var(--orange);
}

.about-text p {
    margin: 30px 0;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.btn-orange,
.btn-blue {
    padding: 16px 35px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    cursor: pointer;
    transition: 0.3s ease;
    text-align: center;
}

.btn-orange {
    background: var(--orange);
    color: white;
}

.btn-orange:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(255, 140, 0, .35);
}

.btn-blue {
    background: var(--bleu);
    color: white;
}

.btn-blue:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 87, 184, .35);
}


/* ================= DASHBOARD 3D ================= */
.finance-dashboard {
    width: 100%;
    max-width: 520px;
    height: 550px;
    position: relative;
    perspective: 1200px;
    margin: auto;
    animation: dashboardFloat 5s infinite ease-in-out;
}

@keyframes dashboardFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.dashboard-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotateX(10deg);
    width: 220px;
    height: 220px;
    border-radius: 50px;
    background: linear-gradient(135deg, var(--bleu), var(--bleu-nuit));
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 22px;
    font-weight: 900;
    box-shadow: 0 30px 70px rgba(0, 87, 184, .4);
    z-index: 2;
}

.floating-card {
    position: absolute;
    background: white;
    padding: 25px;
    border-radius: 20px;
    width: 220px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, .12);
    animation: cardMove 4s infinite alternate;
    border-left: 5px solid var(--orange);
    z-index: 3;
}

.floating-card i {
    font-size: 30px;
    color: var(--orange);
}

.floating-card strong {
    display: block;
    font-size: 25px;
    color: var(--bleu-nuit);
    margin-top: 10px;
}

.card1 {
    top: 40px;
    left: 0;
}

.card2 {
    top: 70px;
    right: 0;
    animation-delay: 1s;
}

.card3 {
    bottom: 100px;
    left: 40px;
    animation-delay: 2s;
}

.card4 {
    bottom: 60px;
    right: 20px;
    animation-delay: 3s;
}

@keyframes cardMove {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(-15px);
    }
}


/* ================= PROBLEME & ERP CONNECTE ================= */
.problem {
    background: var(--gris);
}

.problem h2,
.erp-about h2,
.vision h2,
.engagement h2 {
    text-align: center;
    font-size: 40px;
    color: var(--bleu-nuit);
    margin-bottom: 60px;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.problem-card,
.impact-card {
    background: white;
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, .08);
}

.problem-card h3,
.impact-card h3 {
    color: var(--bleu);
    font-size: 25px;
    margin-bottom: 25px;
}

.problem-card li,
.impact-card li {
    list-style: none;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
}

.problem-card li::before,
.impact-card li::before {
    content: "✓";
    color: var(--orange);
    font-weight: bold;
    margin-right: 15px;
    flex-shrink: 0;
}

/* ERP Connecté */
.erp-about {
    background: #f9fcff;
}

.erp-map {
    height: 650px;
    position: relative;
    max-width: 900px;
    margin: auto;
}

.center-school {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--orange), var(--orange-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 30px;
    font-weight: 900;
    box-shadow: 0 0 50px rgba(255, 140, 0, .5);
    animation: pulseERP 2s infinite;
    z-index: 2;
}

@keyframes pulseERP {
    0%, 100% {
        box-shadow: 0 0 50px rgba(255, 140, 0, .5);
    }
    50% {
        box-shadow: 0 0 90px rgba(255, 140, 0, .8);
    }
}

.erp-node {
    position: absolute;
    background: white;
    padding: 20px 30px;
    border-radius: 15px;
    font-weight: 700;
    color: var(--bleu-nuit);
    box-shadow: 0 15px 30px rgba(0, 87, 184, .15);
    transition: 0.4s ease;
}

.erp-node:hover {
    background: var(--bleu);
    color: white;
    transform: scale(1.1);
}

.node1 { top: 20px; left: 40%; }
.node2 { top: 150px; right: 30px; }
.node3 { bottom: 150px; right: 40px; }
.node4 { bottom: 30px; left: 40%; }
.node5 { bottom: 150px; left: 40px; }
.node6 { top: 150px; left: 30px; }
.node7 { top: 300px; left: 5%; }
.node8 { top: 300px; right: 5%; }


/* ================= VISION, ENGAGEMENT, IMPACT & CTA ================= */
.vision {
    text-align: center;
}

.vision p {
    max-width: 900px;
    margin: auto;
    font-size: 20px;
}

.engagement {
    background: var(--gris);
}

.engagement-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.engagement-grid div {
    background: white;
    padding: 35px;
    border-radius: 20px;
    transition: 0.3s ease;
}

.engagement-grid div:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 87, 184, .15);
}

.engagement-grid i {
    font-size: 40px;
    color: var(--orange);
    margin-bottom: 20px;
    display: block;
}

/* Compteurs Impact */
.impact {
    background: linear-gradient(135deg, var(--bleu), var(--bleu-nuit));
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    text-align: center;
    gap: 30px;
}

.counter strong {
    display: block;
    font-size: 55px;
    color: white;
}

.counter span {
    color: white;
    font-weight: 700;
}

/* CTA */
.about-cta {
    text-align: center;
    background: linear-gradient(135deg, #003B7A, #0057B8);
}

.about-cta h2 {
    font-size: 42px;
    color: white;
    margin-bottom: 15px;
}

.about-cta p {
    color: white;
    margin: 25px auto;
    max-width: 700px;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Animation Scroll */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: 1s ease;
}

.reveal.active {
    opacity: 1;
    transform: none;
}


/* ================= 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 */
.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 */
.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(--popup-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(--popup-primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--popup-primary-hover);
}

.btn-outline {
    background: #fff;
    color: var(--popup-primary);
    border: 2px solid var(--popup-primary);
}

.btn-outline:hover {
    background: #f8fafc;
}


/* ================= FOOTER ================= */
.footer {
    background: #0f172a;
    color: #fff;
    padding-top: 80px;
}

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

.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;
}


/* ==========================================
  RESPONSIVE BREAKPOINTS (HIERARCHY)
========================================== */

/* 1. DESKTOPS MOYENS (<= 1200px) */
@media (max-width: 1200px) {
    section {
        padding: 80px 6%;
    }

    .about-text h1 {
        font-size: 40px;
    }

    .erp-map {
        max-width: 100%;
        height: 580px;
    }

    .node7 { left: 1%; }
    .node8 { right: 1%; }
}

/* 2. TABLETTES PAYSAGE / PETITS DESKTOPS (<= 992px) */
@media (max-width: 992px) {
    .header .container { padding: 0 15px; }
    .navbar ul { gap: 15px; }

    .about-hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
        min-height: auto;
    }

    .about-text {
        width: 100%;
    }

    .hero-buttons {
        justify-content: center;
    }

    .engagement-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .impact {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .problem h2,
    .erp-about h2,
    .vision h2,
    .engagement h2,
    .about-cta h2 {
        font-size: 34px;
        margin-bottom: 40px;
    }
}

/* 3. TABLETTES PORTRAIT (<= 768px) */
@media (max-width: 768px) {
    section {
        padding: 60px 5%;
    }

    .menu-toggle { display: flex; }
    
    /* Navigation Mobile */
    .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;
    }

    .problem-grid {
        grid-template-columns: 1fr;
    }

    /* Schéma ERP Responsive */
    .erp-map {
        height: auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .center-school {
        position: relative;
        top: 0;
        left: 0;
        transform: none;
        margin-bottom: 20px;
        width: 180px;
        height: 180px;
        font-size: 24px;
    }

    .erp-node {
        position: relative;
        top: auto !important;
        bottom: auto !important;
        left: auto !important;
        right: auto !important;
        width: 100%;
        max-width: 320px;
        text-align: center;
    }

    .counter strong {
        font-size: 42px;
    }

    .vision p {
        font-size: 17px;
    }

    /* Modale & Popups sur tablette */
    .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: 250px;
    }
    
    .popup-right {
        padding: 25px;
    }
}

/* 4. GRANDS MOBILES / PHABLETS (<= 576px / 520px) */
@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 520px) {
    .about-text h1 {
        font-size: 32px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn-orange,
    .btn-blue {
        width: 100%;
    }

    /* Redimensionner le Dashboard 3D sans overflow */
    .finance-dashboard {
        height: 480px;
        transform: scale(0.9);
        transform-origin: center top;
    }

    .floating-card {
        width: 180px;
        padding: 18px;
    }

    .floating-card strong {
        font-size: 20px;
    }

    .card1 { top: 10px; left: -10px; }
    .card2 { top: 30px; right: -10px; }
    .card3 { bottom: 60px; left: 0; }
    .card4 { bottom: 20px; right: 0; }

    .engagement-grid {
        grid-template-columns: 1fr;
    }

    .impact {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .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; }
}

/* 5. MOBILES STANDARDS (<= 480px) */
@media (max-width: 480px) {
    section {
        padding: 45px 4%;
    }

    .about-text h1 {
        font-size: 28px;
    }

    .problem-card,
    .impact-card {
        padding: 25px 20px;
    }

    .finance-dashboard {
        height: 420px;
        transform: scale(0.8);
    }

    .about-cta h2 {
        font-size: 28px;
    }

    .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%; }
}

/* 6. PETITS MOBILES (<= 360px) */
@media (max-width: 360px) {
    .about-text h1 {
        font-size: 24px;
    }

    .problem h2,
    .erp-about h2,
    .vision h2,
    .engagement h2,
    .about-cta h2 {
        font-size: 24px;
    }

    .finance-dashboard {
        height: 380px;
        transform: scale(0.72);
    }

    .counter strong {
        font-size: 34px;
    }

    .btn-orange,
    .btn-blue {
        padding: 14px 20px;
        font-size: 15px;
    }
}

/* Prevent CSS from overriding Font Awesome icons */
.fa, .fas, .far, .fab, .fa-solid, .fa-regular, .fa-brands {
    font-family: "Font Awesome 6 Free", "Font Awesome 6 Brands" !important;
}