/*
Theme Name: BaapKaamaal Pro
Theme URI: https://baapkaamaal.com
Author: BaapKaamaal
Author URI: https://baapkaamaal.com
Description: Magazine business francophone - Entrepreneuriat, Finance, Formation et Digital. Optimisé SEO avec Schema.org, Open Graph, Twitter Cards pour Position 0 et Position 1. Sécurité renforcée.
Version: 1.0.8
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: baapkaamaal-pro
Tags: blog, business, education, custom-logo, custom-menu, featured-images, light-mode, seo-optimized, secure

BaapKaamaal Pro - L'excellence entrepreneuriale à portée de clic.
SEO Optimisé : Schema.org JSON-LD, Open Graph, Twitter Cards, Breadcrumbs structurés.
Sécurité : Protection CSRF, XSS, Headers HTTP, XML-RPC désactivé.
*/

/* ================================
   DESIGN TOKENS - LIGHT THEME
   ================================ */
:root {
    /* Light Theme Colors */
    --bk-bg-primary: #ffffff;
    --bk-bg-secondary: #f8fafc;
    --bk-bg-tertiary: #f1f5f9;
    --bk-bg-card: #ffffff;
    
    /* Accent Colors - Emerald & Orange */
    --bk-accent-primary: #059669;
    --bk-accent-secondary: #047857;
    --bk-accent-tertiary: #f97316;
    --bk-accent-gold: #eab308;
    --bk-accent-blue: #0284c7;
    --bk-accent-violet: #7c3aed;
    
    /* Text Colors */
    --bk-text-primary: #0f172a;
    --bk-text-secondary: #475569;
    --bk-text-muted: #94a3b8;
    --bk-text-light: #64748b;
    --bk-text-inverse: #ffffff;
    
    /* Borders & Surfaces */
    --bk-border: #e2e8f0;
    --bk-border-light: #f1f5f9;
    --bk-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --bk-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --bk-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --bk-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --bk-shadow-2xl: 0 20px 40px -10px rgba(0, 0, 0, 0.1);
    
    /* Gradients */
    --bk-gradient-primary: linear-gradient(135deg, #059669 0%, #047857 100%);
    --bk-gradient-warm: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --bk-gradient-hero: linear-gradient(180deg, #f0fdf4 0%, #ffffff 100%);
    --bk-gradient-subtle: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
    
    /* Typography */
    --bk-font-display: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --bk-font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing & Sizing */
    --bk-container: 1180px;
    --bk-radius-sm: 6px;
    --bk-radius-md: 10px;
    --bk-radius-lg: 14px;
    --bk-radius-xl: 20px;
    --bk-radius-full: 9999px;
    
    /* Header */
    --bk-header-height: 70px;
}

/* ================================
   RESET & BASE
   ================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--bk-font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--bk-text-primary);
    background: var(--bk-bg-primary);
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.2s ease;
}

/* Screen reader only */
.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    position: absolute !important;
    height: 1px;
    width: 1px;
    overflow: hidden;
}

.skip-link:focus {
    clip: auto;
    height: auto;
    width: auto;
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 9999;
    padding: 15px 20px;
    background: var(--bk-accent-primary);
    color: white;
    border-radius: var(--bk-radius-md);
}

/* ================================
   TYPOGRAPHY
   ================================ */
h1, h2, h3, h4, h5, h6 {
    margin: 0;
    font-family: var(--bk-font-display);
    font-weight: 700;
    line-height: 1.25;
    color: var(--bk-text-primary);
}

p {
    margin: 0;
}

/* Gradient Text */
.bk-gradient-text {
    background: var(--bk-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ================================
   LAYOUT
   ================================ */
.bk-container {
    width: 100%;
    max-width: var(--bk-container);
    margin: 0 auto;
    padding: 0 20px;
}

.bk-section {
    padding: 80px 0;
}

.bk-section--alt {
    background: var(--bk-bg-secondary);
}

/* Header Spacer */
.bk-header-spacer {
    height: var(--bk-header-height);
}

/* ================================
   BUTTONS
   ================================ */
.bk-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--bk-font-display);
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--bk-radius-full);
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
}

.bk-btn--sm {
    padding: 10px 18px;
    font-size: 13px;
}

.bk-btn--lg {
    padding: 14px 28px;
    font-size: 15px;
}

.bk-btn--primary {
    background: var(--bk-gradient-primary);
    color: var(--bk-text-inverse);
    box-shadow: var(--bk-shadow-sm);
}

.bk-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(5, 150, 105, 0.35);
}

.bk-btn--outline {
    background: transparent;
    color: var(--bk-accent-primary);
    border: 2px solid var(--bk-accent-primary);
}

.bk-btn--outline:hover {
    background: var(--bk-accent-primary);
    color: var(--bk-text-inverse);
}

.bk-btn--ghost {
    background: rgba(5, 150, 105, 0.08);
    color: var(--bk-accent-primary);
}

.bk-btn--ghost:hover {
    background: rgba(5, 150, 105, 0.15);
}

/* ================================
   CARDS
   ================================ */
.bk-card {
    background: var(--bk-bg-card);
    border: 1px solid var(--bk-border);
    border-radius: var(--bk-radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--bk-shadow-sm);
}

.bk-card:hover {
    border-color: var(--bk-accent-primary);
    transform: translateY(-6px);
    box-shadow: var(--bk-shadow-xl);
}

/* ================================
   HEADER
   ================================ */
.bk-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--bk-border);
}

.bk-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--bk-header-height);
}

.bk-header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.bk-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--bk-font-display);
    font-size: 22px;
    font-weight: 800;
    color: var(--bk-text-primary);
    letter-spacing: -0.02em;
}

.bk-logo--footer {
    font-size: 20px;
}

.bk-logo__accent {
    color: var(--bk-accent-primary);
}

.bk-logo__icon {
    width: 38px;
    height: 38px;
    background: var(--bk-gradient-primary);
    border-radius: var(--bk-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.bk-logo__icon--sm {
    width: 34px;
    height: 34px;
}

.bk-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.bk-nav__link {
    padding: 8px 16px;
    font-family: var(--bk-font-display);
    font-size: 14px;
    font-weight: 500;
    color: var(--bk-text-secondary);
    border-radius: var(--bk-radius-full);
    transition: all 0.2s ease;
}

.bk-nav__link:hover {
    color: var(--bk-accent-primary);
    background: rgba(5, 150, 105, 0.08);
}

.bk-nav__link--active {
    color: var(--bk-accent-primary);
    background: rgba(5, 150, 105, 0.1);
}

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

.bk-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--bk-text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Mobile Nav */
.bk-mobile-nav {
    display: none;
    position: absolute;
    top: var(--bk-header-height);
    left: 0;
    right: 0;
    background: var(--bk-bg-primary);
    border-bottom: 1px solid var(--bk-border);
    padding: 20px;
    box-shadow: var(--bk-shadow-md);
}

.bk-mobile-nav__link {
    display: block;
    padding: 12px 0;
    font-family: var(--bk-font-display);
    font-size: 15px;
    font-weight: 500;
    color: var(--bk-text-secondary);
    border-bottom: 1px solid var(--bk-border-light);
}

.bk-mobile-nav__link:last-child {
    border-bottom: none;
}

/* ================================
   FOOTER
   ================================ */
.bk-footer {
    background: var(--bk-bg-secondary);
    border-top: 1px solid var(--bk-border);
    padding: 60px 0 30px;
}

.bk-footer__grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.bk-footer__brand {
    max-width: 260px;
}

.bk-footer__tagline {
    font-size: 14px;
    color: var(--bk-text-muted);
    margin-top: 14px;
    line-height: 1.6;
}

.bk-footer__title {
    font-family: var(--bk-font-display);
    font-size: 13px;
    font-weight: 700;
    color: var(--bk-text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.bk-footer__links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.bk-footer__links li {
    margin-bottom: 10px;
}

.bk-footer__links a {
    font-size: 14px;
    color: var(--bk-text-muted);
}

.bk-footer__links a:hover {
    color: var(--bk-accent-primary);
}

.bk-footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--bk-border);
    font-size: 13px;
    color: var(--bk-text-muted);
}

.bk-footer__made {
    display: flex;
    align-items: center;
    gap: 6px;
}

.bk-footer__social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.bk-footer__social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bk-bg-primary);
    border: 1px solid var(--bk-border);
    border-radius: var(--bk-radius-md);
    color: var(--bk-text-secondary);
    transition: all 0.2s ease;
}

.bk-footer__social a:hover {
    background: var(--bk-accent-primary);
    border-color: var(--bk-accent-primary);
    color: white;
}

/* ================================
   CATEGORY BADGES
   ================================ */
.bk-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    font-family: var(--bk-font-display);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--bk-radius-full);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.bk-badge--entrepreneuriat {
    background: rgba(5, 150, 105, 0.1);
    color: #059669;
}

.bk-badge--finance {
    background: rgba(249, 115, 22, 0.1);
    color: #ea580c;
}

.bk-badge--formation {
    background: rgba(2, 132, 199, 0.1);
    color: #0284c7;
}

.bk-badge--digital {
    background: rgba(139, 92, 246, 0.1);
    color: #7c3aed;
}

/* ================================
   ARTICLE CARDS
   ================================ */
.bk-article-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.bk-article-card__image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    border-radius: var(--bk-radius-lg) var(--bk-radius-lg) 0 0;
}

.bk-article-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.bk-card:hover .bk-article-card__image img {
    transform: scale(1.05);
}

.bk-article-card__content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
}

.bk-article-card__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--bk-text-muted);
}

.bk-article-card__title {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 10px;
    color: var(--bk-text-primary);
}

.bk-article-card__title a:hover {
    color: var(--bk-accent-primary);
}

.bk-article-card__excerpt {
    flex: 1;
    font-size: 14px;
    color: var(--bk-text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.bk-article-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--bk-border-light);
}

.bk-article-card__date {
    font-size: 13px;
    color: var(--bk-text-muted);
}

.bk-article-card__read-more {
    font-family: var(--bk-font-display);
    font-size: 13px;
    font-weight: 600;
    color: var(--bk-accent-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.bk-article-card__read-more:hover {
    gap: 10px;
}

/* ================================
   HERO SECTION
   ================================ */
.bk-hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 60px 0 80px;
    background: var(--bk-gradient-hero);
    position: relative;
    overflow: hidden;
}

.bk-hero__decoration {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.bk-hero__decoration--1 {
    top: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(5,150,105,0.08) 0%, transparent 70%);
}

.bk-hero__decoration--2 {
    bottom: -100px;
    left: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(249,115,22,0.06) 0%, transparent 70%);
}

.bk-hero__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.bk-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(5, 150, 105, 0.1);
    border: 1px solid rgba(5, 150, 105, 0.2);
    border-radius: var(--bk-radius-full);
    margin-bottom: 24px;
}

.bk-hero__badge-dot {
    width: 8px;
    height: 8px;
    background: var(--bk-accent-primary);
    border-radius: 50%;
}

.bk-hero__badge-text {
    font-family: var(--bk-font-display);
    font-size: 12px;
    font-weight: 600;
    color: var(--bk-accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bk-hero__title {
    font-family: var(--bk-font-display);
    font-size: 52px;
    font-weight: 800;
    color: var(--bk-text-primary);
    line-height: 1.1;
    margin: 0 0 20px 0;
    letter-spacing: -0.02em;
}

.bk-hero__subtitle {
    font-size: 18px;
    color: var(--bk-text-secondary);
    line-height: 1.7;
    margin: 0 0 32px 0;
    max-width: 460px;
}

.bk-hero__cta {
    display: flex;
    gap: 14px;
    margin-bottom: 48px;
}

.bk-hero__stats {
    display: flex;
    gap: 32px;
}

.bk-hero__stat-value {
    display: block;
    font-family: var(--bk-font-display);
    font-size: 28px;
    font-weight: 800;
}

.bk-hero__stat-value--primary {
    color: var(--bk-accent-primary);
}

.bk-hero__stat-value--secondary {
    color: var(--bk-accent-tertiary);
}

.bk-hero__stat-value--tertiary {
    color: var(--bk-accent-blue);
}

.bk-hero__stat-label {
    font-size: 13px;
    color: var(--bk-text-muted);
}

/* Hero Visual */
.bk-hero__visual {
    position: relative;
}

.bk-hero__card {
    background: var(--bk-bg-primary);
    border: 1px solid var(--bk-border);
    border-radius: var(--bk-radius-xl);
    padding: 24px;
    box-shadow: var(--bk-shadow-2xl);
}

.bk-hero__card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.bk-hero__card-dots {
    display: flex;
    gap: 6px;
}

.bk-hero__card-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.bk-hero__card-dot--red { background: #ef4444; }
.bk-hero__card-dot--yellow { background: #eab308; }
.bk-hero__card-dot--green { background: #22c55e; }

.bk-hero__card-url {
    font-family: var(--bk-font-display);
    font-size: 11px;
    color: var(--bk-text-muted);
}

.bk-hero__card-image {
    width: 100%;
    border-radius: var(--bk-radius-lg);
    margin-bottom: 20px;
}

.bk-hero__mini-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.bk-hero__mini-stat {
    background: var(--bk-bg-secondary);
    border-radius: var(--bk-radius-md);
    padding: 14px;
    text-align: center;
}

.bk-hero__mini-stat-label {
    display: block;
    font-size: 11px;
    color: var(--bk-text-muted);
    margin-bottom: 4px;
}

.bk-hero__mini-stat-value {
    font-family: var(--bk-font-display);
    font-size: 18px;
    font-weight: 700;
}

.bk-hero__mini-stat-value--green { color: var(--bk-accent-primary); }
.bk-hero__mini-stat-value--dark { color: var(--bk-text-primary); }
.bk-hero__mini-stat-value--orange { color: var(--bk-accent-tertiary); }

.bk-hero__floating-badge {
    position: absolute;
    top: -15px;
    right: -15px;
    background: var(--bk-gradient-warm);
    color: white;
    padding: 10px 16px;
    border-radius: var(--bk-radius-full);
    font-family: var(--bk-font-display);
    font-size: 12px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(249,115,22,0.3);
}

/* ================================
   CATEGORIES SECTION
   ================================ */
.bk-categories {
    padding: 80px 0;
    background: var(--bk-bg-primary);
}

.bk-categories__header {
    text-align: center;
    margin-bottom: 50px;
}

.bk-categories__label {
    display: inline-block;
    font-family: var(--bk-font-display);
    font-size: 12px;
    font-weight: 600;
    color: var(--bk-accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.bk-categories__title {
    font-family: var(--bk-font-display);
    font-size: 36px;
    font-weight: 800;
    color: var(--bk-text-primary);
    margin: 0 0 14px 0;
}

.bk-categories__subtitle {
    font-size: 17px;
    color: var(--bk-text-light);
    max-width: 520px;
    margin: 0 auto;
}

.bk-categories__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* Category Card */
.bk-category-card {
    position: relative;
    padding: 28px;
    border-radius: var(--bk-radius-xl);
    border: 2px solid var(--bk-border);
    transition: all 0.3s ease;
    overflow: hidden;
}

.bk-category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--bk-shadow-xl);
}

.bk-category-card--entrepreneuriat:hover { border-color: #059669; }
.bk-category-card--finance:hover { border-color: #f97316; }
.bk-category-card--formation:hover { border-color: #0284c7; }
.bk-category-card--digital:hover { border-color: #7c3aed; }

.bk-category-card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--bk-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.bk-category-card__icon--entrepreneuriat {
    background: rgba(5, 150, 105, 0.1);
    color: #059669;
}

.bk-category-card__icon--finance {
    background: rgba(249, 115, 22, 0.1);
    color: #f97316;
}

.bk-category-card__icon--formation {
    background: rgba(2, 132, 199, 0.1);
    color: #0284c7;
}

.bk-category-card__icon--digital {
    background: rgba(124, 58, 237, 0.1);
    color: #7c3aed;
}

.bk-category-card__title {
    font-family: var(--bk-font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--bk-text-primary);
    margin: 0 0 10px 0;
}

.bk-category-card__desc {
    font-size: 14px;
    color: var(--bk-text-light);
    line-height: 1.6;
    margin: 0 0 20px 0;
}

.bk-category-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--bk-font-display);
    font-size: 13px;
    font-weight: 600;
}

.bk-category-card__link--entrepreneuriat { color: #059669; }
.bk-category-card__link--finance { color: #f97316; }
.bk-category-card__link--formation { color: #0284c7; }
.bk-category-card__link--digital { color: #7c3aed; }

.bk-category-card__link:hover {
    gap: 10px;
}

/* ================================
   NEWSLETTER SECTION
   ================================ */
.bk-newsletter {
    padding: 80px 0;
    background: var(--bk-bg-tertiary);
}

.bk-newsletter__inner {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.bk-newsletter__icon {
    width: 64px;
    height: 64px;
    background: var(--bk-gradient-primary);
    border-radius: var(--bk-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: white;
}

.bk-newsletter__title {
    font-family: var(--bk-font-display);
    font-size: 32px;
    font-weight: 800;
    color: var(--bk-text-primary);
    margin: 0 0 14px 0;
}

.bk-newsletter__subtitle {
    font-size: 16px;
    color: var(--bk-text-light);
    margin: 0 0 32px 0;
}

.bk-newsletter__form {
    display: flex;
    gap: 12px;
    max-width: 460px;
    margin: 0 auto 24px;
}

.bk-newsletter__input {
    flex: 1;
    padding: 14px 20px;
    background: var(--bk-bg-primary);
    border: 2px solid var(--bk-border);
    border-radius: var(--bk-radius-full);
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s;
}

.bk-newsletter__input:focus {
    border-color: var(--bk-accent-primary);
}

.bk-newsletter__trust {
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 13px;
    color: var(--bk-text-muted);
}

.bk-newsletter__trust-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.bk-newsletter__trust-icon {
    color: var(--bk-accent-primary);
}

/* ================================
   ABOUT SECTION
   ================================ */
.bk-about {
    padding: 80px 0;
    background: var(--bk-bg-secondary);
}

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

.bk-about__image-wrapper {
    position: relative;
}

.bk-about__image {
    width: 100%;
    border-radius: var(--bk-radius-xl);
    box-shadow: var(--bk-shadow-2xl);
}

.bk-about__badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--bk-bg-primary);
    border-radius: var(--bk-radius-lg);
    padding: 20px;
    box-shadow: var(--bk-shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
}

.bk-about__badge-icon {
    width: 48px;
    height: 48px;
    background: var(--bk-gradient-primary);
    border-radius: var(--bk-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.bk-about__badge-value {
    display: block;
    font-family: var(--bk-font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--bk-text-primary);
}

.bk-about__badge-label {
    font-size: 13px;
    color: var(--bk-text-light);
}

.bk-about__label {
    display: inline-block;
    font-family: var(--bk-font-display);
    font-size: 12px;
    font-weight: 600;
    color: var(--bk-accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.bk-about__title {
    font-family: var(--bk-font-display);
    font-size: 36px;
    font-weight: 800;
    color: var(--bk-text-primary);
    margin: 0 0 20px 0;
    line-height: 1.2;
}

.bk-about__text {
    font-size: 16px;
    color: var(--bk-text-secondary);
    line-height: 1.8;
    margin: 0 0 24px 0;
}

.bk-about__features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.bk-about__feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bk-about__feature-icon {
    width: 32px;
    height: 32px;
    background: rgba(5, 150, 105, 0.1);
    border-radius: var(--bk-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bk-accent-primary);
}

.bk-about__feature-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--bk-text-primary);
}

/* ================================
   ARCHIVE / SINGLE PAGES
   ================================ */
.bk-page-header {
    padding: 60px 0 40px;
    background: var(--bk-gradient-subtle);
    position: relative;
}

.bk-page-header--archive {
    padding: 60px 0 50px;
}

.bk-page-header__bg {
    position: absolute;
    inset: 0;
    opacity: 0.05;
    background-size: cover;
    background-position: center;
}

.bk-page-header__inner {
    max-width: 780px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.bk-page-header__inner--wide {
    max-width: 100%;
}

/* Breadcrumb */
.bk-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--bk-text-muted);
    margin-bottom: 24px;
}

.bk-breadcrumb a {
    color: var(--bk-text-light);
}

.bk-breadcrumb__current {
    color: var(--bk-text-primary);
}

/* Page Title */
.bk-page-title {
    font-family: var(--bk-font-display);
    font-size: 40px;
    font-weight: 800;
    color: var(--bk-text-primary);
    line-height: 1.2;
    margin: 0 0 20px 0;
}

.bk-page-title--archive {
    margin-bottom: 12px;
}

/* Archive Header */
.bk-archive-header {
    display: flex;
    align-items: flex-start;
    gap: 24px;
}

.bk-archive-icon {
    width: 72px;
    height: 72px;
    flex-shrink: 0;
    border-radius: var(--bk-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.bk-archive-desc {
    font-size: 17px;
    color: var(--bk-text-light);
    line-height: 1.7;
    max-width: 600px;
    margin: 0;
}

.bk-archive-count {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bk-bg-tertiary);
    border-radius: var(--bk-radius-full);
    font-size: 13px;
    font-weight: 500;
    color: var(--bk-text-light);
    margin-top: 16px;
}

/* Articles Grid */
.bk-articles-section {
    padding: 50px 0 80px;
    background: var(--bk-bg-primary);
}

.bk-articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

/* ================================
   SINGLE POST
   ================================ */
.bk-post-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--bk-border);
}

.bk-post-author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bk-post-author__avatar {
    border-radius: 50%;
}

.bk-post-author__name {
    display: block;
    font-family: var(--bk-font-display);
    font-size: 14px;
    font-weight: 600;
    color: var(--bk-text-primary);
}

.bk-post-author__label {
    font-size: 12px;
    color: var(--bk-text-muted);
}

.bk-post-info {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--bk-text-light);
    font-size: 14px;
}

.bk-post-info--updated {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    padding: 6px 12px;
    border-radius: var(--bk-radius-full);
    color: #166534;
    font-weight: 500;
}

.bk-post-info--updated svg {
    color: #22c55e;
}

/* Featured Image */
.bk-post-featured {
    padding: 0 0 40px;
}

.bk-post-featured__inner {
    max-width: 900px;
    margin: 0 auto;
}

.bk-post-featured__image {
    width: 100%;
    height: auto;
    border-radius: var(--bk-radius-lg);
    box-shadow: var(--bk-shadow-lg);
}

/* Post Content */
.bk-post-content {
    padding: 0 0 60px;
}

.bk-post-content__inner {
    max-width: 720px;
    margin: 0 auto;
}

/* Content Styles */
.bk-content {
    font-size: 17px;
    line-height: 1.8;
    color: #334155;
}

.bk-content h2 {
    font-family: var(--bk-font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--bk-text-primary);
    margin: 40px 0 16px 0;
}

.bk-content h3 {
    font-family: var(--bk-font-display);
    font-size: 22px;
    font-weight: 600;
    color: var(--bk-text-primary);
    margin: 32px 0 12px 0;
}

.bk-content p {
    margin: 0 0 20px 0;
}

.bk-content a {
    color: var(--bk-accent-primary);
    text-decoration: underline;
    text-decoration-color: rgba(5, 150, 105, 0.3);
    text-underline-offset: 3px;
}

.bk-content a:hover {
    text-decoration-color: var(--bk-accent-primary);
}

.bk-content ul, .bk-content ol {
    margin: 0 0 24px 0;
    padding-left: 24px;
}

.bk-content li {
    margin-bottom: 8px;
}

.bk-content blockquote {
    margin: 32px 0;
    padding: 24px 28px;
    background: var(--bk-bg-secondary);
    border-left: 4px solid var(--bk-accent-primary);
    border-radius: 0 var(--bk-radius-lg) var(--bk-radius-lg) 0;
    font-style: italic;
    color: var(--bk-text-secondary);
}

.bk-content img {
    border-radius: var(--bk-radius-lg);
    margin: 24px 0;
}

.bk-content pre {
    background: #1e293b;
    color: #e2e8f0;
    padding: 20px;
    border-radius: var(--bk-radius-lg);
    overflow-x: auto;
    margin: 24px 0;
}

.bk-content code {
    background: var(--bk-bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
}

.bk-content pre code {
    background: none;
    padding: 0;
}

/* Tags */
.bk-post-tags {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--bk-border);
}

.bk-post-tags__label {
    font-family: var(--bk-font-display);
    font-size: 13px;
    font-weight: 600;
    color: var(--bk-text-light);
    margin-right: 12px;
}

.bk-post-tags a {
    display: inline-block;
    padding: 6px 12px;
    margin: 4px;
    background: var(--bk-bg-secondary);
    border: 1px solid var(--bk-border);
    border-radius: var(--bk-radius-full);
    font-size: 13px;
    color: var(--bk-text-light);
    transition: all 0.2s;
}

.bk-post-tags a:hover {
    background: var(--bk-accent-primary);
    border-color: var(--bk-accent-primary);
    color: white;
}

/* Share Box */
.bk-share {
    margin-top: 30px;
    padding: 24px;
    background: var(--bk-bg-secondary);
    border-radius: var(--bk-radius-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.bk-share__label {
    font-family: var(--bk-font-display);
    font-size: 14px;
    font-weight: 600;
    color: var(--bk-text-primary);
}

.bk-share__links {
    display: flex;
    gap: 10px;
}

.bk-share__link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bk-bg-primary);
    border: 1px solid var(--bk-border);
    border-radius: var(--bk-radius-md);
    color: var(--bk-text-light);
    transition: all 0.2s;
}

.bk-share__link:hover {
    background: var(--bk-accent-primary);
    border-color: var(--bk-accent-primary);
    color: white;
}

/* Author Box */
.bk-author-box {
    padding: 40px 0;
    background: var(--bk-bg-secondary);
}

.bk-author-box__inner {
    max-width: 720px;
    margin: 0 auto;
}

.bk-author-box__card {
    display: flex;
    gap: 24px;
    padding: 28px;
    background: var(--bk-bg-primary);
    border: 1px solid var(--bk-border);
    border-radius: var(--bk-radius-lg);
}

.bk-author-box__avatar {
    border-radius: var(--bk-radius-lg);
    flex-shrink: 0;
}

.bk-author-box__label {
    display: block;
    font-size: 12px;
    color: var(--bk-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 6px;
}

.bk-author-box__name {
    font-family: var(--bk-font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--bk-text-primary);
    margin: 0 0 8px 0;
}

.bk-author-box__bio {
    font-size: 14px;
    color: var(--bk-text-light);
    line-height: 1.6;
    margin: 0;
}

/* Related Posts */
.bk-related {
    padding: 60px 0;
    background: var(--bk-bg-primary);
}

.bk-related__title {
    font-family: var(--bk-font-display);
    font-size: 28px;
    font-weight: 800;
    color: var(--bk-text-primary);
    margin: 0 0 32px 0;
    text-align: center;
}

/* ================================
   404 PAGE
   ================================ */
.bk-404 {
    min-height: calc(100vh - 140px);
    display: flex;
    align-items: center;
    padding: 60px 0;
    background: var(--bk-gradient-subtle);
}

.bk-404__inner {
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
}

.bk-404__visual {
    position: relative;
    margin-bottom: 32px;
}

.bk-404__number {
    font-family: var(--bk-font-display);
    font-size: 160px;
    font-weight: 900;
    color: var(--bk-bg-tertiary);
    line-height: 1;
    display: block;
}

.bk-404__icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--bk-gradient-primary);
    border-radius: var(--bk-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px -5px rgba(5, 150, 105, 0.3);
    color: white;
}

.bk-404__title {
    font-family: var(--bk-font-display);
    font-size: 32px;
    font-weight: 800;
    color: var(--bk-text-primary);
    margin: 0 0 14px 0;
}

.bk-404__text {
    font-size: 17px;
    color: var(--bk-text-light);
    line-height: 1.7;
    margin: 0 0 32px 0;
}

.bk-404__cta {
    display: flex;
    gap: 14px;
    justify-content: center;
    margin-bottom: 40px;
}

.bk-404__search {
    max-width: 400px;
    margin: 0 auto;
}

.bk-404__search-form {
    display: flex;
    gap: 10px;
}

.bk-404__search-input {
    flex: 1;
    padding: 14px 18px;
    background: var(--bk-bg-primary);
    border: 2px solid var(--bk-border);
    border-radius: var(--bk-radius-full);
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s;
}

.bk-404__search-input:focus {
    border-color: var(--bk-accent-primary);
}

.bk-404__categories {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--bk-border);
}

.bk-404__categories-label {
    font-size: 14px;
    color: var(--bk-text-muted);
    margin: 0 0 16px 0;
}

.bk-404__categories-list {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.bk-404__category-link {
    padding: 8px 16px;
    font-family: var(--bk-font-display);
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--bk-radius-full);
    transition: all 0.2s;
}

/* ================================
   PAGINATION
   ================================ */
.bk-pagination {
    display: flex;
    justify-content: center;
    padding: 40px 0;
}

.bk-pagination__inner {
    display: flex;
    align-items: center;
    gap: 8px;
}

.bk-pagination__page {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--bk-font-display);
    font-size: 14px;
    font-weight: 500;
    color: var(--bk-text-secondary);
    background: var(--bk-bg-primary);
    border: 1px solid var(--bk-border);
    border-radius: var(--bk-radius-md);
    transition: all 0.2s ease;
}

.bk-pagination__page:hover {
    border-color: var(--bk-accent-primary);
    color: var(--bk-accent-primary);
}

.bk-pagination__page--current {
    background: var(--bk-accent-primary);
    border-color: var(--bk-accent-primary);
    color: white;
}

/* ================================
   NO POSTS
   ================================ */
.bk-no-posts {
    text-align: center;
    padding: 80px 0;
}

.bk-no-posts__icon {
    width: 80px;
    height: 80px;
    background: var(--bk-bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: var(--bk-text-muted);
}

.bk-no-posts__title {
    font-family: var(--bk-font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--bk-text-primary);
    margin: 0 0 12px 0;
}

.bk-no-posts__text {
    font-size: 16px;
    color: var(--bk-text-light);
    margin: 0 0 24px 0;
}

/* ================================
   FORMS
   ================================ */
.bk-form-message {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--bk-radius-sm);
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    animation: bk-fade-in 0.3s ease;
}

.bk-form-message--success {
    background: rgba(5, 150, 105, 0.1);
    color: var(--bk-accent-primary);
}

.bk-form-message--error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

/* ================================
   RESPONSIVE
   ================================ */
@media (max-width: 1024px) {
    .bk-footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bk-hero__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .bk-hero__visual {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .bk-categories__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bk-about__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .bk-articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --bk-header-height: 60px;
    }
    
    .bk-section {
        padding: 50px 0;
    }
    
    .bk-nav {
        display: none;
    }
    
    .bk-menu-toggle {
        display: flex;
    }
    
    .bk-footer__grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .bk-footer__bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .bk-hero__title {
        font-size: 36px;
    }
    
    .bk-hero__stats {
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .bk-categories__grid {
        grid-template-columns: 1fr;
    }
    
    .bk-newsletter__form {
        flex-direction: column;
    }
    
    .bk-newsletter__trust {
        flex-direction: column;
        gap: 10px;
    }
    
    .bk-about__features {
        grid-template-columns: 1fr;
    }
    
    .bk-archive-header {
        flex-direction: column;
        gap: 16px;
    }
    
    .bk-page-title {
        font-size: 32px;
    }
    
    .bk-articles-grid {
        grid-template-columns: 1fr;
    }
    
    .bk-post-meta {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .bk-share {
        flex-direction: column;
        gap: 16px;
    }
    
    .bk-author-box__card {
        flex-direction: column;
        text-align: center;
    }
    
    .bk-404__number {
        font-size: 100px;
    }
    
    .bk-404__cta {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .bk-container {
        padding: 0 16px;
    }
    
    .bk-logo {
        font-size: 18px;
    }
    
    .bk-btn {
        padding: 10px 18px;
        font-size: 13px;
    }
    
    .bk-hero__mini-stats {
        grid-template-columns: 1fr;
    }
}

/* ================================
   ANIMATIONS
   ================================ */
@keyframes bk-fade-in {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bk-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ================================
   STYLES TABLEAUX SEO ARTICLES
   ================================ */
.bk-content table,
.bk-single__content table,
.entry-content table,
article table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.95rem;
    background: var(--bk-bg-card);
    border-radius: var(--bk-radius-lg);
    overflow: hidden;
    box-shadow: var(--bk-shadow-md);
}

.bk-content table thead,
.bk-single__content table thead,
.entry-content table thead,
article table thead {
    background: var(--bk-gradient-primary);
}

.bk-content table th,
.bk-single__content table th,
.entry-content table th,
article table th {
    padding: 16px 20px;
    text-align: left;
    font-family: var(--bk-font-display);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--bk-text-inverse);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
}

.bk-content table td,
.bk-single__content table td,
.entry-content table td,
article table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--bk-border-light);
    color: var(--bk-text-secondary);
    vertical-align: top;
}

.bk-content table tbody tr:last-child td,
.bk-single__content table tbody tr:last-child td,
.entry-content table tbody tr:last-child td,
article table tbody tr:last-child td {
    border-bottom: none;
}

.bk-content table tbody tr:nth-child(even),
.bk-single__content table tbody tr:nth-child(even),
.entry-content table tbody tr:nth-child(even),
article table tbody tr:nth-child(even) {
    background: var(--bk-bg-secondary);
}

.bk-content table tbody tr:hover,
.bk-single__content table tbody tr:hover,
.entry-content table tbody tr:hover,
article table tbody tr:hover {
    background: rgba(5, 150, 105, 0.05);
}

.bk-content table td:first-child,
.bk-single__content table td:first-child,
.entry-content table td:first-child,
article table td:first-child {
    font-weight: 600;
    color: var(--bk-text-primary);
}

/* Responsive Tables */
@media (max-width: 768px) {
    .bk-content table,
    .bk-single__content table,
    .entry-content table,
    article table {
        font-size: 0.85rem;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .bk-content table th,
    .bk-single__content table th,
    .entry-content table th,
    article table th,
    .bk-content table td,
    .bk-single__content table td,
    .entry-content table td,
    article table td {
        padding: 12px 14px;
        white-space: nowrap;
    }
}

/* ================================
   STYLES BLOCKQUOTES ARTICLES
   ================================ */
.bk-content blockquote,
.bk-single__content blockquote,
.entry-content blockquote,
article blockquote {
    margin: 2rem 0;
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, #fef3c7 0%, #fef9c3 100%);
    border-left: 5px solid var(--bk-accent-tertiary);
    border-radius: 0 var(--bk-radius-md) var(--bk-radius-md) 0;
    font-style: normal;
    position: relative;
}

.bk-content blockquote::before,
.bk-single__content blockquote::before,
.entry-content blockquote::before,
article blockquote::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 15px;
    font-size: 4rem;
    font-family: Georgia, serif;
    color: var(--bk-accent-tertiary);
    opacity: 0.3;
    line-height: 1;
}

.bk-content blockquote p,
.bk-single__content blockquote p,
.entry-content blockquote p,
article blockquote p {
    margin: 0;
    color: var(--bk-text-primary);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ================================
   STYLES FIGURES/IMAGES ARTICLES  
   ================================ */
.bk-content figure,
.bk-single__content figure,
.entry-content figure,
article figure {
    margin: 2rem 0;
    padding: 0;
}

.bk-content figure img,
.bk-single__content figure img,
.entry-content figure img,
article figure img {
    width: 100%;
    height: auto;
    border-radius: var(--bk-radius-lg);
    box-shadow: var(--bk-shadow-md);
}

.bk-content figcaption,
.bk-single__content figcaption,
.entry-content figcaption,
article figcaption {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    color: var(--bk-text-muted);
    text-align: center;
    font-style: italic;
}

/* ================================
   STYLES LISTES ARTICLES
   ================================ */
.bk-single__content ul,
.entry-content ul,
article ul {
    margin: 1.5rem 0;
    padding-left: 0;
    list-style: none;
}

.bk-single__content ul li,
.entry-content ul li,
article ul li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.bk-single__content ul li::before,
.entry-content ul li::before,
article ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 8px;
    height: 8px;
    background: var(--bk-accent-primary);
    border-radius: 50%;
}

.bk-single__content ol,
.entry-content ol,
article ol {
    margin: 1.5rem 0;
    padding-left: 0;
    list-style: none;
    counter-reset: ol-counter;
}

.bk-single__content ol li,
.entry-content ol li,
article ol li {
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: 0.75rem;
    line-height: 1.7;
    counter-increment: ol-counter;
}

.bk-single__content ol li::before,
.entry-content ol li::before,
article ol li::before {
    content: counter(ol-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 1.75rem;
    height: 1.75rem;
    background: var(--bk-accent-primary);
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ================================
   STYLES HEADINGS ARTICLES
   ================================ */
.bk-single__content h2,
.entry-content h2,
article h2 {
    font-family: var(--bk-font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--bk-text-primary);
    margin: 3rem 0 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--bk-accent-primary);
    line-height: 1.3;
}

.bk-single__content h3,
.entry-content h3,
article h3 {
    font-family: var(--bk-font-display);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--bk-text-primary);
    margin: 2.5rem 0 1rem;
    padding-left: 1rem;
    border-left: 4px solid var(--bk-accent-tertiary);
    line-height: 1.4;
}

.bk-single__content h4,
.entry-content h4,
article h4 {
    font-family: var(--bk-font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--bk-text-primary);
    margin: 2rem 0 0.75rem;
}

/* ================================
   SOMMAIRE AUTOMATIQUE (TOC)
   ================================ */
.bk-toc {
    background: var(--bk-bg-secondary);
    border: 1px solid var(--bk-border);
    border-radius: var(--bk-radius-lg);
    padding: 1.5rem 2rem;
    margin: 2rem 0;
}

.bk-toc__title {
    font-family: var(--bk-font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--bk-text-primary);
    margin: 0 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bk-toc__title::before {
    content: '📑';
}

.bk-toc ul {
    margin: 0;
    padding-left: 1.25rem;
    list-style: decimal;
}

.bk-toc ul li {
    padding-left: 0.5rem;
    margin-bottom: 0.5rem;
}

.bk-toc ul li::before {
    display: none;
}

.bk-toc a {
    color: var(--bk-accent-primary);
    text-decoration: none;
    font-weight: 500;
}

.bk-toc a:hover {
    text-decoration: underline;
}