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

:root {
    --color-primary: #1a56db;
    --color-primary-dark: #1342a8;
    --color-primary-light: #e8eefb;
    --color-secondary: #6b7280;
    --color-success: #059669;
    --color-success-light: #ecfdf5;
    --color-warning: #d97706;
    --color-warning-light: #fffbeb;
    --color-danger: #dc2626;
    --color-danger-light: #fef2f2;
    --color-info: #2563eb;
    --color-info-light: #eff6ff;
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-bg: #ffffff;
    --color-bg-alt: #f9fafb;
    --color-border: #e5e7eb;
    --color-code-bg: #1e293b;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
    --container-width: 1200px;
    --header-height: 64px;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

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

h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; }
h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

/* ── Header ───────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-height);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
    text-decoration: none;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-primary);
    color: white;
    border-radius: 6px;
    font-size: 14px;
}

/* ── Navigation ───────────────────────────────────────────── */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 4px;
}

.nav-menu > .menu-item > a {
    display: block;
    padding: 8px 16px;
    color: var(--color-text);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius);
    text-decoration: none;
    transition: background 0.15s;
}

.nav-menu > .menu-item > a:hover {
    background: var(--color-bg-alt);
    text-decoration: none;
}

/* Dropdown */
.menu-item-has-children { position: relative; }

.sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 8px 0;
    list-style: none;
    z-index: 200;
}

.menu-item-has-children:hover > .sub-menu { display: block; }

.sub-menu li a {
    display: block;
    padding: 6px 20px;
    color: var(--color-text);
    font-size: 0.85rem;
    text-decoration: none;
    transition: background 0.1s;
}

.sub-menu li a:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
    text-decoration: none;
}

.menu-section-title {
    padding: 8px 20px 4px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
    pointer-events: none;
}

.menu-section-title:not(:first-child) {
    border-top: 1px solid var(--color-border);
    margin-top: 4px;
    padding-top: 12px;
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: 0.2s;
}

@media (max-width: 900px) {
    .menu-toggle { display: flex; }
    .site-nav { display: none; }
    .site-nav.is-open {
        display: block;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
        padding: 16px;
    }
    .site-nav.is-open .nav-menu {
        flex-direction: column;
    }
    .site-nav.is-open .sub-menu {
        position: static;
        box-shadow: none;
        border: none;
        padding-left: 16px;
    }
    .site-nav.is-open .menu-item-has-children > .sub-menu {
        display: block;
    }
}

/* ── Main content ─────────────────────────────────────────── */
.site-main {
    min-height: calc(100vh - var(--header-height) - 80px);
    padding: 40px 0;
}

.page-content h1 { margin-bottom: 24px; }
.page-content p { margin-bottom: 16px; }

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    padding: 24px 0;
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.footer-links { margin-top: 8px; }
.footer-links .sep { margin: 0 8px; opacity: 0.4; }

/* ── Homepage ─────────────────────────────────────────────── */
.hero {
    text-align: center;
    padding: 60px 0 40px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.hero p {
    font-size: 1.15rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

.sections-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.section-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: box-shadow 0.2s, border-color 0.2s;
}

.section-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.section-card .card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.card-icon.triggers { background: var(--color-info-light); }
.card-icon.forms { background: var(--color-success-light); }
.card-icon.ecommerce { background: var(--color-warning-light); }
.card-icon.marketing { background: var(--color-danger-light); }

.section-card h2 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.section-card .card-desc {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.page-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.page-list li a {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--color-text);
    text-decoration: none;
    transition: all 0.15s;
}

.page-list li a:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-beginner { background: #dcfce7; color: #166534; }
.badge-intermediate { background: #fef3c7; color: #92400e; }
.badge-advanced { background: #fce7f3; color: #9d174d; }

/* ── Demo Pages ───────────────────────────────────────────── */
.demo-page {
    max-width: 900px;
    margin: 0 auto;
}

.demo-instructions {
    background: var(--color-info-light);
    border: 1px solid #bfdbfe;
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 32px;
}

.demo-instructions.warning {
    background: var(--color-warning-light);
    border-color: #fde68a;
}

.demo-instructions.success {
    background: var(--color-success-light);
    border-color: #a7f3d0;
}

.demo-instructions h2 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.demo-instructions p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.demo-instructions .steps {
    list-style: none;
    counter-reset: step;
}

.demo-instructions .steps li {
    counter-increment: step;
    padding: 6px 0 6px 32px;
    position: relative;
    font-size: 0.9rem;
}

.demo-instructions .steps li::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 6px;
    width: 22px;
    height: 22px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

/* Demo zone */
.demo-zone {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin: 24px 0;
    background: var(--color-bg-alt);
    position: relative;
}

.demo-zone::before {
    content: 'Zone de demo';
    position: absolute;
    top: -12px;
    left: 16px;
    background: var(--color-bg);
    padding: 0 8px;
    font-size: 0.75rem;
    color: var(--color-text-light);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.demo-zone .demo-label {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

/* Buttons used in demos */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-dark); text-decoration: none; color: white; }

.btn-secondary { background: var(--color-bg-alt); color: var(--color-text); border: 1px solid var(--color-border); }
.btn-secondary:hover { border-color: var(--color-primary); color: var(--color-primary); text-decoration: none; }

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

.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

/* ── Code Blocks ──────────────────────────────────────────── */
.code-block {
    margin: 24px 0;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-code-bg);
}

.code-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.code-block-title {
    font-size: 0.8rem;
    color: #94a3b8;
    font-weight: 600;
}

.code-block-copy {
    background: none;
    border: 1px solid rgba(255,255,255,0.15);
    color: #94a3b8;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.15s;
}

.code-block-copy:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

.code-block pre {
    margin: 0;
    padding: 16px;
    overflow-x: auto;
}

.code-block code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.6;
    color: #e2e8f0;
}

/* ── Forms ─────────────────────────────────────────────────── */
.demo-form {
    max-width: 500px;
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: inherit;
    transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}

/* ── Ecommerce ────────────────────────────────────────────── */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 24px;
}

.product-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow 0.2s;
}

.product-card:hover { box-shadow: var(--shadow-md); }

.product-card-img {
    width: 100%;
    height: 200px;
    background: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.product-card-body {
    padding: 16px;
}

.product-card-body h3 {
    margin-bottom: 4px;
}

.product-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 8px 0;
}

.product-category {
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Cart table */
.cart-table {
    width: 100%;
    border-collapse: collapse;
}

.cart-table th,
.cart-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.cart-table th {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
}

.cart-total {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 24px;
    padding: 24px 0;
    font-size: 1.2rem;
    font-weight: 700;
}

/* Checkout steps */
.checkout-steps {
    display: flex;
    gap: 4px;
    margin-bottom: 32px;
}

.checkout-step {
    flex: 1;
    padding: 12px;
    text-align: center;
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    font-size: 0.85rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.checkout-step.active {
    background: var(--color-primary);
    color: white;
}

.checkout-step.done {
    background: var(--color-success-light);
    color: var(--color-success);
}

/* ── Marketing Pages ──────────────────────────────────────── */
.annotation {
    position: relative;
    border: 2px dashed var(--color-primary);
    border-radius: var(--radius);
    padding: 4px;
    margin: 4px 0;
}

.annotation-label {
    position: absolute;
    top: -12px;
    right: 12px;
    background: var(--color-primary);
    color: white;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    white-space: nowrap;
}

/* ── DataLayer Monitor ────────────────────────────────────── */
.datalayer-monitor {
    position: fixed;
    bottom: 16px;
    right: 16px;
    width: 380px;
    max-height: 300px;
    background: var(--color-code-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    overflow: hidden;
}

.monitor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: rgba(255,255,255,0.05);
    color: #94a3b8;
    font-size: 0.8rem;
    font-weight: 600;
}

.monitor-header button {
    background: none;
    border: none;
    color: #94a3b8;
    font-size: 1.2rem;
    cursor: pointer;
}

.monitor-log {
    padding: 12px 16px;
    overflow-y: auto;
    max-height: 250px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: #a5f3fc;
    line-height: 1.5;
}

.monitor-log .event-entry {
    padding: 4px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.monitor-log .event-name { color: #fbbf24; font-weight: 600; }
.monitor-log .event-time { color: #64748b; }

/* ── Embed containers ─────────────────────────────────────── */
.embed-container {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 16px 0;
    min-height: 400px;
}

.embed-container iframe {
    width: 100%;
    border: none;
}

/* ── Utilities ────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-light); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.flex { display: flex; }
.flex-center { align-items: center; justify-content: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }