/* ============================================
   KEPIO — Landing Page Styles
   Palette : Bleu + Orange
   Font : Inter
   ============================================ */

/* --- CSS Variables --- */
:root {
    --blue-900: #0f2942;
    --blue-800: #143654;
    --blue-700: #1a4a6e;
    --blue-600: #1e5f8a;
    --blue-500: #2374a8;
    --blue-400: #3a8cc4;
    --blue-300: #6aabda;
    --blue-200: #a3cfe8;
    --blue-100: #d6eaf5;
    --blue-50: #eef6fb;

    --orange-600: #c75b1e;
    --orange-500: #e67e22;
    --orange-400: #f09840;
    --orange-300: #f5b06a;
    --orange-200: #f9cfa0;
    --orange-100: #fde8d0;
    --orange-50: #fef7ee;

    --gray-900: #1a1a2e;
    --gray-800: #2d2d44;
    --gray-700: #4a4a5e;
    --gray-600: #6b6b7e;
    --gray-500: #8e8e9e;
    --gray-400: #b0b0be;
    --gray-300: #d1d1db;
    --gray-200: #e5e5eb;
    --gray-100: #f3f3f6;
    --gray-50: #f9f9fb;

    --white: #ffffff;
    --black: #0a0a14;

    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;

    --primary: var(--blue-700);
    --primary-dark: var(--blue-800);
    --primary-light: var(--blue-100);
    --accent: var(--orange-500);
    --accent-dark: var(--orange-600);
    --accent-light: var(--orange-100);

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.1), 0 4px 8px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.12);

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-800);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--accent);
}

ul {
    list-style: none;
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    color: var(--gray-900);
    line-height: 1.25;
    font-weight: 700;
}

h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
h4 { font-size: 1.05rem; }

.section-subtitle {
    color: var(--gray-600);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 48px;
    text-align: center;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1.4;
}

.btn svg { width: 18px; height: 18px; }

.btn-primary {
    background: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}
.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230, 126, 34, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
}

.btn-linkedin {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: #0a66c2;
    color: var(--white);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition);
}
.btn-linkedin:hover {
    background: #004182;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(10, 102, 194, 0.3);
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
}
.nav-logo:hover { color: var(--primary); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-700);
}
.nav-links a:hover { color: var(--primary); }

.nav-cta {
    background: var(--accent);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-weight: 600 !important;
}
.nav-cta:hover {
    background: var(--accent-dark);
    color: var(--white) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: all var(--transition);
}

/* ============================================
   SECTION 1 : HERO
   ============================================ */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(170deg, var(--blue-50) 0%, var(--white) 60%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    margin-bottom: 20px;
    color: var(--gray-900);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--gray-600);
    line-height: 1.75;
    margin-bottom: 32px;
}

.hero-cta-group {
    margin-bottom: 20px;
}

.hero-trust {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-500);
    font-size: 0.88rem;
}
.hero-trust svg { width: 16px; height: 16px; color: var(--success); }

/* Hero Visual: Before/After */
.hero-compare {
    display: flex;
    align-items: center;
    gap: 16px;
}

.hero-arrow {
    flex-shrink: 0;
}
.hero-arrow svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
}

.compare-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 10px;
}
.compare-label--before {
    background: #fde8e8;
    color: var(--danger);
}
.compare-label--after {
    background: #dcfce7;
    color: #16a34a;
}

/* Excel Chaos Mock */
.excel-chaos {
    background: var(--white);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    font-size: 0.72rem;
}
.excel-header {
    background: #217346;
    color: var(--white);
    padding: 6px 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.7rem;
    font-weight: 500;
}
.excel-close svg { width: 12px; height: 12px; }
.excel-grid {
    padding: 4px;
}
.excel-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
}
.excel-row span {
    padding: 4px 6px;
    border: 1px solid var(--gray-200);
    font-family: 'Courier New', monospace;
    font-size: 0.68rem;
    white-space: nowrap;
    overflow: hidden;
}
.excel-row--header span {
    background: var(--gray-100);
    font-weight: 700;
    text-align: center;
    color: var(--gray-600);
}
.excel-error {
    background: #fde8e8 !important;
    color: var(--danger) !important;
    font-weight: 700 !important;
}
.excel-warning {
    background: #fef3cd !important;
    color: #92400e !important;
    font-size: 0.6rem !important;
}
.excel-missing {
    color: var(--gray-400) !important;
    font-style: italic;
}

/* Dashboard Clean Mock */
.dashboard-clean {
    background: var(--white);
    border: 2px solid var(--blue-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.dashboard-header {
    background: var(--primary);
    color: var(--white);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.72rem;
    font-weight: 600;
}
.dashboard-live {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.65rem;
}
.live-dot {
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.dashboard-body { padding: 12px; }

.dashboard-kpi-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}
.dashboard-kpi {
    text-align: center;
    padding: 8px 4px;
    background: var(--blue-50);
    border-radius: var(--radius-sm);
}
.kpi-label {
    display: block;
    font-size: 0.6rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}
.kpi-value {
    display: block;
    font-size: 0.9rem;
    font-weight: 800;
    color: var(--gray-900);
}
.kpi-trend {
    display: inline-block;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 10px;
    margin-top: 2px;
}
.kpi-trend--up { background: #dcfce7; color: #16a34a; }
.kpi-trend--stable { background: var(--gray-100); color: var(--gray-500); }

.dashboard-chart { padding: 4px 0; }
.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 60px;
}
.chart-bar {
    flex: 1;
    background: linear-gradient(180deg, var(--blue-400), var(--blue-600));
    border-radius: 4px 4px 0 0;
    position: relative;
    min-height: 10px;
    transition: all var(--transition);
}
.chart-bar span {
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.55rem;
    color: var(--gray-500);
}
.chart-bar--alert {
    background: linear-gradient(180deg, var(--orange-400), var(--danger));
}

/* ============================================
   SECTION 2 : LE CONSTAT
   ============================================ */
.constat {
    padding: 100px 0;
    background: var(--white);
    text-align: center;
}

.constat h2 { margin-bottom: 12px; }

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 16px;
}

.card-pain {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: left;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.card-pain::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--danger);
    opacity: 0.7;
}
.card-pain:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: transparent;
}

.card-icon {
    width: 52px;
    height: 52px;
    background: #fde8e8;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.card-icon svg { width: 24px; height: 24px; color: var(--danger); }

.card-pain h3 {
    margin-bottom: 12px;
    font-size: 1.15rem;
}

.card-pain p {
    color: var(--gray-600);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.card-stat {
    background: var(--gray-50);
    border-radius: var(--radius-md);
    padding: 16px;
    border-left: 4px solid var(--accent);
}
.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
}
.stat-label {
    font-size: 0.82rem;
    color: var(--gray-600);
}

/* ============================================
   SECTION 3 : LA SOLUTION
   ============================================ */
.solution {
    padding: 100px 0;
    background: var(--blue-50);
    text-align: center;
}

.solution h2 { margin-bottom: 12px; }

.timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 16px;
    position: relative;
}

/* Connection line between steps */
.timeline::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 20%;
    right: 20%;
    height: 3px;
    background: linear-gradient(90deg, var(--blue-300), var(--accent), var(--blue-300));
    border-radius: 2px;
    z-index: 0;
}

.timeline-step {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: left;
    position: relative;
    z-index: 1;
    border: 1px solid var(--gray-200);
    transition: all var(--transition);
}
.timeline-step:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--blue-200);
}

.step-number {
    position: absolute;
    top: -18px;
    left: 28px;
    width: 36px;
    height: 36px;
    background: var(--accent);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(230, 126, 34, 0.3);
}

.step-icon {
    width: 56px;
    height: 56px;
    background: var(--blue-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    margin-top: 8px;
}
.step-icon svg { width: 26px; height: 26px; color: var(--primary); }

.timeline-step h3 {
    margin-bottom: 16px;
    font-size: 1.1rem;
}

.step-list {
    margin-bottom: 20px;
}
.step-list li {
    padding: 5px 0 5px 20px;
    position: relative;
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.6;
}
.step-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 13px;
    width: 6px;
    height: 6px;
    background: var(--blue-400);
    border-radius: 50%;
}

.step-reassurance {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--success);
    padding: 12px 16px;
    background: #f0fdf4;
    border-radius: var(--radius-sm);
}
.step-reassurance svg { width: 16px; height: 16px; flex-shrink: 0; }

/* ============================================
   SECTION 4 : LES OFFRES
   ============================================ */
.offres {
    padding: 100px 0;
    background: var(--white);
    text-align: center;
}

.offres h2 { margin-bottom: 12px; }

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: start;
    margin-top: 16px;
}

.pricing-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    position: relative;
    text-align: left;
    transition: all var(--transition);
}
.pricing-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.pricing-card--featured {
    border: 2px solid var(--accent);
    box-shadow: var(--shadow-lg);
    transform: scale(1.04);
    z-index: 2;
}
.pricing-card--featured:hover {
    transform: scale(1.04) translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 20px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.pricing-badge--free { background: #dcfce7; color: #16a34a; }
.pricing-badge--popular { background: var(--accent); color: var(--white); }
.pricing-badge--serenity { background: var(--blue-100); color: var(--primary); }

.pricing-title {
    font-size: 1.3rem;
    margin-bottom: 8px;
    margin-top: 10px;
    text-align: center;
}

.pricing-price {
    text-align: center;
    margin-bottom: 4px;
}
.price-amount {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--gray-900);
}

.pricing-duration {
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--gray-200);
}

.pricing-features {
    margin-bottom: 28px;
}
.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.5;
}
.pricing-features svg { width: 18px; height: 18px; color: var(--primary); flex-shrink: 0; margin-top: 2px; }

.pricing-card .btn {
    width: 100%;
    margin-bottom: 12px;
}

.pricing-reassurance {
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray-500);
    font-style: italic;
}

.pricing-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed var(--gray-200);
}

/* ============================================
   SECTION 5 : CAS CLIENTS
   ============================================ */
.cas-clients {
    padding: 100px 0;
    background: var(--gray-50);
    text-align: center;
}

.cas-clients h2 { margin-bottom: 12px; }

.case-study {
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    padding: 40px;
    margin-bottom: 40px;
    text-align: left;
    transition: all var(--transition);
}
.case-study:last-child { margin-bottom: 0; }
.case-study:hover {
    box-shadow: var(--shadow-lg);
}

.case-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-200);
}

.case-icon {
    width: 52px;
    height: 52px;
    background: var(--accent-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.case-icon svg { width: 24px; height: 24px; color: var(--accent); }

.case-sector {
    display: block;
    font-weight: 700;
    color: var(--gray-900);
    font-size: 1rem;
}
.case-info {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.case-body {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.case-before h3,
.case-solution h3,
.case-after h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    margin-bottom: 12px;
}
.case-before h3 svg { color: var(--danger); width: 18px; height: 18px; }
.case-solution h3 svg { color: var(--primary); width: 18px; height: 18px; }
.case-after h3 svg { color: var(--success); width: 18px; height: 18px; }

.case-before p,
.case-solution p {
    font-size: 0.9rem;
    color: var(--gray-600);
    line-height: 1.7;
}

.case-results {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.result-item {
    background: var(--blue-50);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    border-left: 3px solid var(--accent);
}
.result-number {
    display: block;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--accent);
}
.result-label {
    font-size: 0.82rem;
    color: var(--gray-600);
}

.case-quote {
    background: var(--blue-50);
    border-radius: var(--radius-md);
    padding: 24px 32px;
    border-left: 4px solid var(--primary);
    position: relative;
}
.case-quote p {
    font-size: 1.05rem;
    font-style: italic;
    color: var(--gray-800);
    line-height: 1.7;
    margin-bottom: 8px;
}
.case-quote cite {
    font-size: 0.85rem;
    color: var(--gray-500);
    font-style: normal;
    font-weight: 600;
}

/* ============================================
   SECTION 6 : LE FONDATEUR
   ============================================ */
.fondateur {
    padding: 100px 0;
    background: var(--white);
    text-align: center;
}

.fondateur h2 { margin-bottom: 12px; }

.fondateur-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 48px;
    text-align: left;
    align-items: start;
}

.fondateur-block {
    margin-bottom: 32px;
}
.fondateur-block h3 {
    margin-bottom: 12px;
    color: var(--primary);
}
.fondateur-block p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.8;
}

.fondateur-values h3 {
    margin-bottom: 20px;
    color: var(--primary);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.value-item {
    background: var(--blue-50);
    border-radius: var(--radius-md);
    padding: 24px 20px;
    border: 1px solid var(--blue-100);
}
.value-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}
.value-icon svg { width: 20px; height: 20px; color: var(--white); }

.value-item h4 {
    margin-bottom: 8px;
    color: var(--gray-900);
}
.value-item p {
    font-size: 0.85rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* Sidebar */
.fondateur-sidebar {
    position: sticky;
    top: 100px;
}

.fondateur-credentials {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-bottom: 20px;
    border: 1px solid var(--gray-200);
}

.credentials-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-500);
    margin-bottom: 12px;
}

.credentials-logos {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.credential-logo {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    text-align: center;
}

/* ============================================
   SECTION 7 : CONTACT / CTA FINAL
   ============================================ */
.contact {
    padding: 100px 0;
    background: linear-gradient(170deg, var(--blue-900) 0%, var(--blue-800) 100%);
    text-align: center;
}

.contact h2 {
    color: var(--white);
    margin-bottom: 12px;
}

.contact .section-subtitle {
    color: var(--blue-200);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    text-align: left;
}

.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
}
.contact-form-wrapper h3 {
    margin-bottom: 24px;
    color: var(--gray-900);
}

.contact-calendly {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    overflow: hidden;
}
.contact-calendly h3 {
    margin-bottom: 8px;
    color: var(--gray-900);
}
.calendly-intro {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 16px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.optional {
    font-weight: 400;
    color: var(--gray-400);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    font-size: 0.92rem;
    color: var(--gray-800);
    transition: all var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--blue-400);
    box-shadow: 0 0 0 3px rgba(35, 116, 168, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.form-group textarea {
    resize: vertical;
}

.form-reassurance {
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-top: 12px;
}

/* Form message (EmailJS) */
.form-message {
    display: none;
    margin: 20px 0;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    line-height: 1.5;
    border-left: 4px solid;
    animation: slideDown 0.3s ease-in-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-message.success {
    background-color: #d4edda;
    border-left-color: var(--success);
    color: #155724;
}

.form-message.error {
    background-color: #f8d7da;
    border-left-color: var(--danger);
    color: #721c24;
}

.form-message a {
    color: inherit;
    text-decoration: underline;
}

#submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: var(--gray-500);
    border-color: var(--gray-500);
}

/* Form success message */
.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}
.form-success.active {
    display: block;
}
.form-success-icon {
    width: 64px;
    height: 64px;
    background: #dcfce7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}
.form-success-icon svg { width: 32px; height: 32px; color: var(--success); }
.form-success h3 { margin-bottom: 8px; }
.form-success p { color: var(--gray-600); font-size: 0.9rem; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--black);
    color: var(--gray-400);
    padding: 60px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--white);
    display: inline-block;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.7;
}

.footer-contact h4,
.footer-links h4 {
    color: var(--white);
    font-size: 0.9rem;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-contact p { margin-bottom: 8px; }
.footer-contact a {
    color: var(--gray-400);
    font-size: 0.88rem;
}
.footer-contact a:hover { color: var(--accent); }

.footer-social {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    color: var(--gray-400);
    font-size: 0.88rem;
}
.footer-social:hover { color: #0a66c2; }

.footer-links {
    display: flex;
    flex-direction: column;
}
.footer-links a {
    color: var(--gray-400);
    font-size: 0.88rem;
    padding: 4px 0;
}
.footer-links a:hover { color: var(--white); }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 0.8rem;
}

.footer-legal {
    display: flex;
    gap: 20px;
}
.footer-legal a {
    color: var(--gray-500);
    font-size: 0.8rem;
}
.footer-legal a:hover { color: var(--gray-300); }

/* ============================================
   ANIMATIONS (Scroll reveal)
   ============================================ */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animations for cards */
.cards-grid [data-animate]:nth-child(2) { transition-delay: 0.1s; }
.cards-grid [data-animate]:nth-child(3) { transition-delay: 0.2s; }
.timeline [data-animate]:nth-child(2) { transition-delay: 0.15s; }
.timeline [data-animate]:nth-child(3) { transition-delay: 0.3s; }
.pricing-grid [data-animate]:nth-child(2) { transition-delay: 0.1s; }
.pricing-grid [data-animate]:nth-child(3) { transition-delay: 0.2s; }

/* ============================================
   RESPONSIVE
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-visual { order: -1; }

    .hero-compare {
        max-width: 600px;
        margin: 0 auto;
    }

    .fondateur-content {
        grid-template-columns: 1fr;
    }

    .values-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .fondateur-sidebar {
        position: static;
        display: flex;
        gap: 20px;
        align-items: start;
    }

    .fondateur-credentials {
        margin-bottom: 0;
        flex: 1;
    }

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

/* Tablet Small */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
    }

    .nav-links.open { display: flex; }

    .nav-cta {
        text-align: center;
        display: block;
    }

    .cards-grid,
    .pricing-grid,
    .timeline {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .timeline::before { display: none; }

    .pricing-card--featured {
        transform: none;
    }
    .pricing-card--featured:hover {
        transform: translateY(-4px);
    }

    .case-body {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

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

    .fondateur-sidebar {
        flex-direction: column;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .hero-compare {
        flex-direction: column;
        gap: 12px;
    }

    .hero-arrow {
        transform: rotate(90deg);
    }
}

/* Mobile */
@media (max-width: 480px) {
    .container { padding: 0 16px; }

    .hero { padding: 110px 0 60px; }

    .constat,
    .solution,
    .offres,
    .cas-clients,
    .fondateur,
    .contact {
        padding: 72px 0;
    }

    .case-study { padding: 24px; }

    .contact-form-wrapper { padding: 24px; }
    .contact-calendly { padding: 20px; }

    .pricing-card { padding: 28px 20px; }

    .btn-lg { padding: 14px 28px; font-size: 0.95rem; }

    .dashboard-kpi-row {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   PAGE DEMO BTP
   ============================================ */

.demo-hero {
    padding: 140px 0 60px;
    background: linear-gradient(170deg, var(--blue-50) 0%, var(--white) 60%);
    text-align: center;
}

.demo-badge {
    display: inline-block;
    background: var(--blue-100);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.demo-hero h1 {
    margin-bottom: 16px;
}

.demo-subtitle {
    font-size: 1.2rem;
    color: var(--gray-600);
    margin-bottom: 24px;
}

.demo-context {
    max-width: 800px;
    margin: 0 auto;
    color: var(--gray-600);
    line-height: 1.8;
}

.demo-text {
    max-width: 720px;
    margin: 0 auto 1.25rem auto;
    color: var(--gray-600);
    line-height: 1.85;
    font-size: 1.05rem;
    text-align: left;
}

.demo-text:last-child {
    margin-bottom: 0;
}

.demo-embed {
    padding: 40px 0 80px;
    background: var(--white);
}

.powerbi-wrapper {
    max-width: 1664px;
    margin: 0 auto;
    padding: 20px;
}

.powerbi-wrapper iframe {
    width: 100%;
    height: 1100px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.demo-note {
    text-align: center;
    margin-top: 20px;
    color: var(--gray-600);
    font-size: 0.9rem;
    padding: 16px;
    background: var(--blue-50);
    border-radius: var(--radius-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.demo-indicators,
.demo-benefits {
    padding: 64px 0;
}

.demo-indicators {
    background: var(--gray-50);
}

.demo-benefits {
    background: var(--white);
}

.demo-indicators h2,
.demo-benefits h2 {
    max-width: 720px;
    margin: 0 auto 28px auto;
    text-align: left;
    font-size: 1.55rem;
    padding-left: 20px;
    border-left: 3px solid var(--primary);
}

.demo-cta {
    padding: 64px 0;
    background: linear-gradient(170deg, var(--blue-900) 0%, var(--blue-800) 100%);
    text-align: center;
}

.demo-cta h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.demo-cta > .container > p {
    color: var(--blue-200);
    max-width: 620px;
    margin: 0 auto 20px;
    line-height: 1.8;
    font-size: 1.05rem;
}

.demo-cta .cta-sub {
    color: var(--blue-300);
    font-size: 0.9rem;
    margin-top: 16px;
}

/* ============================================
   PAGE BLOG - INDEX
   ============================================ */

.blog-hero {
    padding: 140px 0 60px;
    background: linear-gradient(170deg, var(--blue-50) 0%, var(--white) 60%);
    text-align: center;
}

.blog-hero h1 {
    margin-bottom: 16px;
}

.blog-hero-subtitle {
    font-size: 1.15rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.blog-grid-section {
    padding: 60px 0 100px;
    background: var(--white);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all var(--transition);
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}

.blog-image-placeholder {
    height: 200px;
    border-radius: 0;
}

.blog-card-content {
    padding: 24px;
}

.blog-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
}

.blog-date {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.blog-category {
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 600;
}

.blog-card h2 {
    font-size: 1.15rem;
    margin-bottom: 12px;
    line-height: 1.4;
}

.blog-excerpt {
    color: var(--gray-600);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.btn-read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition);
}

.btn-read-more:hover {
    color: var(--accent);
    gap: 12px;
}

.btn-read-more svg {
    width: 16px;
    height: 16px;
}

.blog-cta {
    padding: 80px 0;
    background: var(--gray-50);
    text-align: center;
}

.blog-cta h2 {
    margin-bottom: 12px;
}

.blog-cta p {
    color: var(--gray-600);
    margin-bottom: 32px;
}

/* ============================================
   PAGE BLOG - ARTICLE
   ============================================ */

.article-header {
    padding: 120px 0 60px;
    background: linear-gradient(170deg, var(--blue-50) 0%, var(--white) 60%);
}

.article-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 24px;
    transition: all var(--transition);
}

.article-back:hover {
    color: var(--primary);
}

.article-back svg {
    width: 16px;
    height: 16px;
}

.article-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.article-date,
.article-category,
.article-reading-time {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.article-category {
    color: var(--primary);
    font-weight: 600;
}

.article-header h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    margin-bottom: 24px;
    max-width: 900px;
}

.article-intro {
    font-size: 1.15rem;
    color: var(--gray-600);
    line-height: 1.8;
    max-width: 800px;
}

.article-content {
    padding: 60px 0 80px;
    background: var(--white);
}

.container--article {
    max-width: 800px;
}

.article-lead {
    font-size: 1.1rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 40px;
}

.article-content h2 {
    margin-top: 48px;
    margin-bottom: 20px;
    padding-top: 24px;
    border-top: 1px solid var(--gray-200);
}

.article-content h2:first-of-type {
    border-top: none;
    padding-top: 0;
}

.article-content h3 {
    margin-top: 32px;
    margin-bottom: 16px;
    color: var(--gray-800);
}

.article-content p {
    margin-bottom: 16px;
    line-height: 1.8;
    font-size: 1.05rem;
}

.article-content ul,
.article-content ol {
    margin-bottom: 20px;
    padding-left: 24px;
}

.article-content li {
    margin-bottom: 8px;
    line-height: 1.7;
    font-size: 1.02rem;
    color: var(--gray-700);
}

.article-content ul li {
    list-style-type: disc;
}

.article-content ol li {
    list-style-type: decimal;
}

.article-content ul ul,
.article-content ol ul {
    margin-top: 8px;
    margin-bottom: 8px;
}

.article-content code {
    background: var(--gray-100);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--gray-800);
}

.article-code {
    background: var(--gray-100);
    border-radius: var(--radius-md);
    padding: 24px;
    margin: 24px 0;
    border-left: 4px solid var(--primary);
}

.article-code p {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--gray-700);
}

.article-code--large {
    background: var(--blue-50);
}

.article-callout {
    background: var(--blue-50);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin: 40px 0;
    border: 1px solid var(--blue-200);
}

.article-callout--bonus {
    background: var(--orange-50);
    border-color: var(--orange-200);
}

.article-callout h2 {
    margin-top: 0 !important;
    padding-top: 0 !important;
    border-top: none !important;
    font-size: 1.3rem;
    color: var(--primary);
}

.article-callout--bonus h2 {
    color: var(--accent-dark);
}

.article-cta {
    background: linear-gradient(170deg, var(--blue-900) 0%, var(--blue-800) 100%);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin: 48px 0;
    text-align: center;
}

.article-cta h3 {
    color: var(--white);
    margin-top: 0;
    margin-bottom: 12px;
}

.article-cta p {
    color: var(--blue-200);
    margin-bottom: 24px;
}

.article-cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.article-cta .btn-outline {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.article-cta .btn-outline:hover {
    background: var(--white);
    color: var(--primary);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--gray-200);
}

.tag {
    background: var(--gray-100);
    color: var(--gray-600);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.related-articles {
    padding: 80px 0;
    background: var(--gray-50);
}

.related-articles h2 {
    text-align: center;
    margin-bottom: 40px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.related-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all var(--transition);
    text-decoration: none;
}

.related-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.related-image {
    height: 120px;
}

.related-card h3 {
    padding: 20px;
    font-size: 1rem;
    color: var(--gray-900);
    line-height: 1.4;
}

/* Nav active state */
.nav-links a.active {
    color: var(--primary);
    font-weight: 600;
}

/* ============================================
   RESPONSIVE - NOUVELLES PAGES
   ============================================ */

@media (max-width: 1024px) {
    .powerbi-wrapper iframe {
        height: 800px;
    }
}

@media (max-width: 768px) {
    .powerbi-wrapper iframe {
        height: 600px;
    }

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

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

    .article-cta-buttons {
        flex-direction: column;
    }

    .article-cta-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .demo-hero,
    .blog-hero,
    .article-header {
        padding: 110px 0 40px;
    }

    .demo-embed,
    .demo-indicators,
    .demo-benefits,
    .demo-cta,
    .blog-grid-section,
    .blog-cta,
    .article-content,
    .related-articles {
        padding: 40px 0;
    }

    .demo-indicators h2,
    .demo-benefits h2 {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }

    .demo-text {
        font-size: 1rem;
    }

    .article-callout,
    .article-cta {
        padding: 24px;
    }
}