/* ==================================================================
   CLEVERLEARN — Landing Page
   Charte graphique : héritée de style.css + interactions.css
   Toutes les couleurs sont variabilisées via les CSS variables du root.
================================================================== */
 
/* ------------------------------------------------------------------
   1- Root : reprise stricte des variables de la charte
------------------------------------------------------------------ */
:root {
    /* Background */
    --mesh-gradient:
        radial-gradient(at 0% 0%, hsla(253,16%,93%,1) 0, transparent 50%),
        radial-gradient(at 50% 0%, hsla(225,100%,94%,1) 0, transparent 50%),
        radial-gradient(at 100% 0%, hsla(339,100%,96%,1) 0, transparent 50%);
 
    --orb-1: #e0c3fc;
    --orb-2: #8ec5fc;
    --background-color: #F3F4F6;
 
    /* Couleurs primaires */
    --primary-hue1: 250;
    --primary-hue2: 85%;
    --primary-hue3: 65%;
    --primary-color: hsl(var(--primary-hue1), var(--primary-hue2), var(--primary-hue3));
    --primary-attenuated: hsla(var(--primary-hue1), var(--primary-hue2), var(--primary-hue3), 0.8);
    --primary-mid: hsla(var(--primary-hue1), var(--primary-hue2), var(--primary-hue3), 0.5);
    --primary-light: hsla(var(--primary-hue1), var(--primary-hue2), var(--primary-hue3), 0.3);
    --primary-very-light: hsla(var(--primary-hue1), var(--primary-hue2), var(--primary-hue3), 0.1);
 
    /* Couleurs secondaires (blanc) */
    --secondary-hue1: 0;
    --secondary-hue2: 0%;
    --secondary-hue3: 100%;
    --secondary-color: hsl(var(--secondary-hue1), var(--secondary-hue2), var(--secondary-hue3));
    --secondary-attenuated: hsla(var(--secondary-hue1), var(--secondary-hue2), var(--secondary-hue3), 0.8);
    --secondary-mid: hsla(var(--secondary-hue1), var(--secondary-hue2), var(--secondary-hue3), 0.5);
    --secondary-light: hsla(var(--secondary-hue1), var(--secondary-hue2), var(--secondary-hue3), 0.3);
    --secondary-very-light: hsla(var(--secondary-hue1), var(--secondary-hue2), var(--secondary-hue3), 0.1);
 
    /* Couleurs accent (bleu) */
    --accent-hue1: 220;
    --accent-hue2: 58%;
    --accent-hue3: 58%;
    --accent-color: hsl(var(--accent-hue1), var(--accent-hue2), var(--accent-hue3));
    --accent-attenuated: hsla(var(--accent-hue1), var(--accent-hue2), var(--accent-hue3), 0.8);
    --accent-mid: hsla(var(--accent-hue1), var(--accent-hue2), var(--accent-hue3), 0.5);
    --accent-light: hsla(var(--accent-hue1), var(--accent-hue2), var(--accent-hue3), 0.3);
    --accent-very-light: hsla(var(--accent-hue1), var(--accent-hue2), var(--accent-hue3), 0.1);
 
    --accent-gradient: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    --accent-gradient-to-bottom: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
    --accent-gradient-hover: linear-gradient(135deg, var(--primary-mid) 0%, var(--accent-mid) 100%);
 
    /* Neutre */
    --neutral-hue1: 0;
    --neutral-hue2: 0%;
    --neutral-hue3: 0%;
    --neutral-color: hsl(var(--neutral-hue1), var(--neutral-hue2), var(--neutral-hue3));
    --neutral-very-light: hsla(var(--neutral-hue1), var(--neutral-hue2), var(--neutral-hue3), 0.1);
 
    /* États */
    --success-hue1: 142;
    --success-hue2: 70%;
    --success-hue3: 45%;
    --success-color: hsl(var(--success-hue1), var(--success-hue2), var(--success-hue3));
    --success-bg: hsla(var(--success-hue1), var(--success-hue2), var(--success-hue3), 0.15);
 
    /* Texte */
    --text-main: #1E1E2E;
    --text-muted: #6B7280;
 
    /* Formes */
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 8px;
    --glass-panel-shadow: 0 20px 50px -12px var(--neutral-very-light), inset 0 0 0 1px var(--secondary-light);
 
    /* Transitions */
    --transition: cubic-bezier(0.34, 1.56, 0.64, 1);
 
    /* Cards */
    --card-1: #e0e7ff;
    --card-2: #c7d2fe;
}
 
/* ------------------------------------------------------------------
   2- Reset et base
------------------------------------------------------------------ */
* { box-sizing: border-box; margin: 0; padding: 0; }
 
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}
 
body {
    font-family: 'Lexend', sans-serif;
    background-color: var(--background-color);
    background-image: var(--mesh-gradient);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}
 
h1, h2, h3, h4 {
    color: var(--text-main);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}
 
p { color: var(--text-muted); }
 
a { color: inherit; text-decoration: none; }
 
img { max-width: 100%; height: auto; display: block; }
 
/* Orbes flottantes */
.bg-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.4;
    animation: floatOrb 20s infinite ease-in-out alternate;
    pointer-events: none;
}
.orb-1 { width: 600px; height: 600px; background: var(--orb-1); top: -150px; left: -150px; }
.orb-2 { width: 500px; height: 500px; background: var(--orb-2); bottom: -100px; right: -100px; animation-delay: -5s; }
.orb-3 { width: 400px; height: 400px; background: var(--orb-1); top: 50%; left: 60%; animation-delay: -10s; opacity: 0.25; }
 
@keyframes floatOrb {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}
 
@media (max-width: 768px) {
    .bg-orb { width: 350px; height: 350px; opacity: 0.35; }
    .orb-1 { top: -80px; left: -120px; }
    .orb-2 { bottom: -80px; right: -100px; }
    .orb-3 { display: none; }
}
 
/* Wrapper principal */
.page-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
}
 
@media (max-width: 768px) { .page-wrapper { padding: 0.75rem; } }
@media (max-width: 480px) { .page-wrapper { padding: 0.6rem; } }
 
/* Glass panel (hérité de la charte) */
.glass-panel {
    background: var(--secondary-light);
    backdrop-filter: blur(40px) saturate(150%);
    -webkit-backdrop-filter: blur(40px) saturate(150%);
    border: 1px solid var(--secondary-attenuated);
    box-shadow: var(--glass-panel-shadow);
    border-radius: var(--radius-lg);
}
 
/* ------------------------------------------------------------------
   3- Header / Navigation
------------------------------------------------------------------ */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: var(--secondary-mid);
    backdrop-filter: blur(30px) saturate(140%);
    -webkit-backdrop-filter: blur(30px) saturate(140%);
    border: 1px solid var(--secondary-attenuated);
    box-shadow: var(--glass-panel-shadow);
    border-radius: var(--radius-lg);
    padding: 0.85rem 1.5rem;
    margin-bottom: 3rem;
    position: sticky;
    top: 1rem;
    z-index: 1000;
}
 
.brand {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
    min-width: 0;
}
 
.logo {
    height: 38px;
    width: auto;
    flex-shrink: 0;
}
 
.brand-name {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
    white-space: nowrap;
}
 
.header-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}
 
.header-nav a {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s var(--transition);
    white-space: nowrap;
}
 
.header-nav a:hover { color: var(--primary-color); }
 
.header-cta-text { display: inline; }
.header-cta-icon { display: none; }
 
@media (max-width: 1024px) {
    .header-nav { display: none; }
}
 
@media (max-width: 768px) {
    .site-header {
        padding: 0.7rem 1rem;
        margin-bottom: 1.5rem;
        top: 0.5rem;
    }
    .logo { height: 32px; }
    .brand-name { font-size: 1.05rem; }
}
 
@media (max-width: 480px) {
    .site-header {
        padding: 0.55rem 0.75rem;
        gap: 0.5rem;
        border-radius: var(--radius-md);
    }
    .logo { height: 28px; }
    .brand-name { display: none; }
    .header-cta-text { display: none; }
    .header-cta-icon { display: inline-flex; }
    .site-header .btn-primary {
        padding: 0.55rem 0.85rem;
        font-size: 0.85rem;
        min-height: 40px;
    }
}
 
/* ------------------------------------------------------------------
   4- Boutons
------------------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    font-family: 'Lexend', sans-serif;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.4s var(--transition);
    border: none;
    white-space: nowrap;
    min-height: 44px;
}
 
.btn-primary {
    padding: 0.85rem 1.5rem;
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    background: var(--accent-gradient);
    color: var(--secondary-color);
    box-shadow: 0 4px 15px var(--accent-light);
    position: relative;
    overflow: hidden;
}
 
.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--secondary-mid), transparent);
    transition: 0.6s;
}
 
.btn-primary:hover {
    background: var(--accent-gradient-hover);
    box-shadow: 0 8px 25px var(--accent-mid);
    transform: translateY(-2px) scale(1.02);
    color: var(--secondary-color);
}
 
.btn-primary:hover::before { left: 100%; }
 
.btn-primary i { transition: transform 0.3s var(--transition); }
.btn-primary:hover i:last-child { transform: translateX(4px); }
 
.btn-secondary {
    padding: 0.85rem 1.4rem;
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    background: var(--secondary-mid);
    color: var(--primary-color);
    border: 1px solid var(--secondary-attenuated);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
 
.btn-secondary:hover {
    background: var(--secondary-attenuated);
    border-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--primary-light);
}
 
.btn-large {
    padding: 1.05rem 1.85rem;
    font-size: 1rem;
}
 
@media (max-width: 480px) {
    .btn-large {
        padding: 0.95rem 1.3rem;
        font-size: 0.92rem;
        width: 100%;
    }
}
 
/* ------------------------------------------------------------------
   5- Hero
------------------------------------------------------------------ */
.hero {
    padding: 4rem 3rem;
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    overflow: hidden;
}
 
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-very-light);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.75rem;
    border: 1px solid var(--primary-light);
}
 
.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-color);
    box-shadow: 0 0 8px var(--primary-color);
    animation: pulseGlow 2s infinite;
}
 
@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 0 0 var(--primary-light); }
    50% { box-shadow: 0 0 12px 4px var(--primary-light); }
}
 
.hero h1 {
    font-size: clamp(1.85rem, 5.5vw, 3.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}
 
.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
 
.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 680px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}
 
.cta-group {
    display: flex;
    gap: 0.85rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}
 
.hero-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    flex-wrap: wrap;
}
 
.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
 
.hero-trust-item i { color: var(--success-color); }
 
@media (max-width: 768px) {
    .hero {
        padding: 2.5rem 1.5rem;
        margin-bottom: 2.5rem;
    }
    .hero-subtitle {
        font-size: 0.98rem;
        margin-bottom: 2rem;
    }
    .badge {
        font-size: 0.7rem;
        padding: 0.4rem 0.85rem;
        margin-bottom: 1.25rem;
    }
}
 
@media (max-width: 480px) {
    .hero {
        padding: 2rem 1rem;
        border-radius: var(--radius-md);
    }
    .hero h1 { margin-bottom: 1rem; }
    .cta-group {
        flex-direction: column;
        gap: 0.7rem;
        margin-bottom: 2rem;
        width: 100%;
    }
    .cta-group .btn { width: 100%; }
    .hero-trust {
        gap: 0.85rem 1.25rem;
        font-size: 0.8rem;
    }
}
 
/* ------------------------------------------------------------------
   6- Section générique
------------------------------------------------------------------ */
.section { margin-bottom: 5rem; }
 
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 3rem;
}
 
.section-eyebrow {
    color: var(--primary-color);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.75rem;
}
 
.section h2 {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}
 
.section-intro {
    font-size: 1.02rem;
    color: var(--text-muted);
}
 
@media (max-width: 768px) {
    .section { margin-bottom: 3.5rem; }
    .section-header { margin-bottom: 2rem; }
    .section-intro { font-size: 0.95rem; }
}
 
@media (max-width: 480px) {
    .section { margin-bottom: 2.75rem; }
    .section-header { margin-bottom: 1.75rem; }
}
 
/* ------------------------------------------------------------------
   7- Constat (problèmes)
------------------------------------------------------------------ */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
 
.problem-card {
    padding: 2rem;
    transition: all 0.4s var(--transition);
}
 
.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 25px 60px -12px var(--primary-light), inset 0 0 0 1px var(--secondary-light);
}
 
.problem-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--primary-very-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin-bottom: 1.25rem;
    border: 1px solid var(--primary-light);
}
 
.problem-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.6rem;
    color: var(--text-main);
}
 
.problem-card p {
    font-size: 0.95rem;
    line-height: 1.55;
    margin: 0;
}
 
@media (max-width: 900px) {
    .problem-grid { grid-template-columns: 1fr; gap: 1rem; }
}
 
@media (max-width: 480px) {
    .problem-card { padding: 1.5rem; }
}
 
/* ------------------------------------------------------------------
   8- Solution (3 piliers)
------------------------------------------------------------------ */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
 
.solution-card {
    padding: 2.25rem 2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--transition);
}
 
.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    opacity: 0.6;
    transition: opacity 0.3s;
}
 
.solution-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 60px -12px var(--accent-light), inset 0 0 0 1px var(--secondary-color);
}
 
.solution-card:hover::before { opacity: 1; }
 
.solution-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--accent-gradient);
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 1.25rem;
    box-shadow: 0 6px 18px var(--accent-light);
}
 
.solution-card h3 {
    font-size: 1.18rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}
 
.solution-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}
 
.solution-card .feature-list {
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--secondary-light);
    list-style: none;
}
 
.solution-card .feature-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-main);
    padding: 0.35rem 0;
}
 
.solution-card .feature-list i {
    color: var(--success-color);
    font-size: 0.8rem;
}
 
@media (max-width: 900px) {
    .solution-grid { grid-template-columns: 1fr; gap: 1rem; }
}
 
@media (max-width: 480px) {
    .solution-card { padding: 1.75rem 1.4rem; }
}
 
/* ------------------------------------------------------------------
   9- Architecture pédagogique (Parcours → Notions → Capsules)
------------------------------------------------------------------ */
.architecture-flow {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    position: relative;
    align-items: stretch;
}
 
.arch-item {
    position: relative;
    display: flex;
}
 
.arch-card {
    padding: 2.25rem 1.75rem;
    text-align: center;
    width: 100%;
    transition: all 0.4s var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}
 
.arch-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 60px -12px var(--accent-light), inset 0 0 0 1px var(--secondary-color);
}
 
.arch-img-naked {
    width: 90px;
    height: 90px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-very-light);
    border-radius: 50%;
    border: 1px solid var(--primary-light);
    padding: 1rem;
    transition: all 0.4s var(--transition);
}
 
.arch-card:hover .arch-img-naked {
    background: var(--accent-very-light);
    border-color: var(--accent-light);
    transform: scale(1.05);
}
 
.arch-img-naked img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
 
.arch-card h4 {
    font-size: 1.2rem;
    margin-bottom: 0.6rem;
    color: var(--primary-color);
}
 
.arch-card p {
    font-size: 0.92rem;
    line-height: 1.55;
    margin: 0;
}
 
/* Flèche entre les cartes (desktop uniquement) */
.arrow-separator {
    position: absolute;
    top: 50%;
    right: -26px;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--secondary-color);
    border: 1px solid var(--primary-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    z-index: 5;
    box-shadow: 0 4px 12px var(--primary-light);
}
 
.arch-item:last-child .arrow-separator { display: none; }
 
@media (max-width: 900px) {
    .architecture-flow {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    .arrow-separator { display: none; }
}
 
@media (max-width: 480px) {
    .arch-card { padding: 1.75rem 1.4rem; }
    .arch-img-naked { width: 72px; height: 72px; margin-bottom: 1.1rem; }
}
 
/* ------------------------------------------------------------------
   10- Comment ça marche (étapes)
------------------------------------------------------------------ */
.how-it-works {
    padding: 3rem;
}
 
.steps-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    position: relative;
}
 
.steps-row::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 12.5%;
    right: 12.5%;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0.3;
    z-index: 0;
}
 
.how-step {
    text-align: center;
    position: relative;
    z-index: 1;
    padding: 0 0.5rem;
}
 
.how-step-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--secondary-color);
    border: 2px solid var(--primary-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin: 0 auto 1rem;
    box-shadow: 0 8px 20px var(--primary-light);
    transition: all 0.3s var(--transition);
}
 
.how-step:hover .how-step-circle {
    background: var(--accent-gradient);
    color: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: scale(1.08);
}
 
.how-step h4 {
    font-size: 1rem;
    margin-bottom: 0.4rem;
    color: var(--text-main);
}
 
.how-step p {
    font-size: 0.85rem;
    line-height: 1.5;
    margin: 0;
}
 
@media (max-width: 900px) {
    .how-it-works { padding: 2.25rem 1.75rem; }
    .steps-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .steps-row::before { display: none; }
    .how-step {
        display: grid;
        grid-template-columns: 60px 1fr;
        text-align: left;
        align-items: center;
        gap: 1rem;
        padding: 0;
    }
    .how-step-circle { margin: 0; }
}
 
@media (max-width: 480px) {
    .how-it-works {
        padding: 1.75rem 1.25rem;
        border-radius: var(--radius-md);
    }
    .how-step-circle { width: 50px; height: 50px; font-size: 1.15rem; }
    .how-step { grid-template-columns: 50px 1fr; gap: 0.85rem; }
}
 
/* ------------------------------------------------------------------
   11- Outil (3 visuels du produit)
------------------------------------------------------------------ */
.outil-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
 
.outil-card {
    padding: 1.5rem;
    transition: all 0.4s var(--transition);
    display: flex;
    flex-direction: column;
}
 
.outil-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 60px -12px var(--accent-light), inset 0 0 0 1px var(--secondary-color);
}
 
.outil-image {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 1.5rem;
    background: white;
    border: 1px solid var(--secondary-light);
    box-shadow: 0 8px 24px var(--neutral-very-light);
        width: 100%;
    height: 180px;
    display: flex; align-items: center; justify-content: center;
}
 
.outil-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, var(--primary-very-light) 100%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;

}
 
.outil-card:hover .outil-image::after { opacity: 1; }
 
.outil-image img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform 0.5s var(--transition);
}
 
.outil-card:hover .outil-image img { transform: scale(1.03); }
 
.outil-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary-color);
    background: var(--primary-very-light);
    padding: 0.3rem 0.7rem;
    border-radius: 100px;
    margin-bottom: 0.75rem;
    align-self: flex-start;
    border: 1px solid var(--primary-light);
}
 
.outil-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}
 
.outil-card p {
    font-size: 0.92rem;
    line-height: 1.55;
    margin: 0;
}
 
@media (max-width: 900px) {
    .outil-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
}
 
@media (max-width: 480px) {
    .outil-card { padding: 1.25rem; }
    .outil-image { margin-bottom: 1.1rem; }
}
 
/* ------------------------------------------------------------------
   12- Stats — bandeau de chiffres clés mis en valeur
------------------------------------------------------------------ */
.stats-band {
    padding: 2.5rem 2rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    position: relative;
    overflow: hidden;
}
 
.stats-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-very-light) 0%, transparent 50%, var(--accent-very-light) 100%);
    opacity: 0.7;
    pointer-events: none;
}
 
.stat-cell {
    text-align: center;
    padding: 1rem 0.5rem;
    position: relative;
    z-index: 1;
}
 
.stat-cell:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 20%;
    bottom: 20%;
    width: 1px;
    background: var(--secondary-attenuated);
}
 
.stat-value {
    font-size: clamp(2rem, 4.5vw, 2.75rem);
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
    letter-spacing: -0.03em;
}
 
.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.3;
    font-weight: 500;
}
 
@media (max-width: 900px) {
    .stats-band {
        grid-template-columns: repeat(2, 1fr);
        gap: 0;
        padding: 2rem 1.25rem;
    }
    .stat-cell::after { display: none; }
    .stat-cell:nth-child(1),
    .stat-cell:nth-child(2) {
        border-bottom: 1px solid var(--secondary-attenuated);
        padding-bottom: 1.5rem;
        margin-bottom: 0.5rem;
    }
    .stat-cell:nth-child(odd) {
        border-right: 1px solid var(--secondary-attenuated);
    }
}
 
@media (max-width: 480px) {
    .stats-band {
        padding: 1.5rem 1rem;
        border-radius: var(--radius-md);
    }
    .stat-cell { padding: 0.85rem 0.25rem; }
    .stat-label { font-size: 0.78rem; }
}
 
/* ------------------------------------------------------------------
   13- CTA Final
------------------------------------------------------------------ */
.final-cta {
    padding: 4rem 3rem;
    text-align: center;
    background: linear-gradient(135deg, var(--secondary-mid) 0%, var(--primary-very-light) 100%);
    position: relative;
    overflow: hidden;
}
 
.final-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: var(--orb-1);
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    z-index: 0;
}
 
.final-cta::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: var(--orb-2);
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    z-index: 0;
}
 
.final-cta > * { position: relative; z-index: 1; }
 
.final-cta h2 {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
 
.final-cta p {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2rem;
}
 
.final-cta .cta-meta {
    margin-top: 1.5rem;
    font-size: 0.88rem;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
 
.final-cta .cta-meta i { color: var(--accent-color); }
 
@media (max-width: 768px) {
    .final-cta { padding: 2.75rem 1.5rem; }
    .final-cta p { font-size: 0.97rem; }
}
 
@media (max-width: 480px) {
    .final-cta {
        padding: 2.25rem 1.1rem;
        border-radius: var(--radius-md);
    }
    .final-cta .cta-meta {
        font-size: 0.8rem;
        flex-direction: column;
        gap: 0.3rem;
        margin-top: 1.25rem;
        text-align: center;
    }
}
 
/* ------------------------------------------------------------------
   14- Footer
------------------------------------------------------------------ */
.site-footer {
    margin-top: 4rem;
    padding: 2rem 0 1rem;
    border-top: 1px solid var(--secondary-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
 
.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-muted);
    font-size: 0.88rem;
}
 
.footer-links {
    display: flex;
    gap: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    flex-wrap: wrap;
}
 
.footer-links a:hover { color: var(--primary-color); }
 
@media (max-width: 480px) {
    .site-footer {
        flex-direction: column;
        text-align: center;
        margin-top: 2.5rem;
    }
    .footer-links { justify-content: center; gap: 1rem; }
}
 
/* ------------------------------------------------------------------
   15- Animations d'entrée (apparition douce au scroll)
------------------------------------------------------------------ */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s var(--transition);
}
 
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}
 
@media (prefers-reduced-motion: reduce) {
    .fade-up { opacity: 1; transform: none; transition: none; }
    .bg-orb { animation: none; }
    * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}