/* ==========================================================================
   Équilibre & Silhouette - Design System & Stylesheet
   Guide de nutrition naturelle et bien-être (France)
   ========================================================================== */

:root {
  --primary: #15803d;
  --primary-hover: #166534;
  --primary-light: #dcfce7;
  --primary-text: #14532d;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
  --accent: #0284c7;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --max-width: 1140px;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

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

/* Header & Navigation */
header {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
}

.logo svg {
  width: 28px;
  height: 28px;
  fill: var(--primary);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 24px;
  align-items: center;
}

nav a {
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 6px 0;
  position: relative;
}

nav a:hover, nav a.active {
  color: var(--primary);
}

nav a.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary);
  border-radius: 2px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
  stroke: var(--text-main);
}

/* Badges & Buttons */
.badge {
  display: inline-block;
  background-color: var(--primary-light);
  color: var(--primary-text);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: 9999px;
  margin-bottom: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: #ffffff;
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  background-color: #f1f5f9;
  border-color: #cbd5e1;
}

/* Hero Section */
.hero {
  background: linear-gradient(180deg, #f0fdf4 0%, var(--bg-body) 100%);
  padding: 48px 0 36px;
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.hero-content h1 {
  font-size: 2.2rem;
  line-height: 1.25;
  color: #0f172a;
  margin-bottom: 16px;
  font-weight: 800;
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.hero-image img {
  box-shadow: var(--shadow-lg);
  max-height: 380px;
  width: 100%;
  object-fit: cover;
}

/* Content Layout (Main + Sidebar) */
.content-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 36px;
  margin-top: 40px;
  margin-bottom: 60px;
}

.main-articles {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.article-card h2 {
  font-size: 1.55rem;
  color: #0f172a;
  margin-bottom: 16px;
  line-height: 1.35;
}

.article-card p {
  color: #334155;
  margin-bottom: 18px;
}

.article-image {
  margin: 20px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.article-image img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.checklist {
  list-style: none;
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checklist li {
  position: relative;
  padding-left: 28px;
  color: #334155;
}

.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--primary);
  font-weight: bold;
  font-size: 1.1rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 20px 0;
}

.feature-box {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.feature-box strong {
  display: block;
  color: var(--text-main);
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.feature-box span {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
  display: block;
}

.disclaimer-box {
  background: #fffbeb;
  border-left: 4px solid #f59e0b;
  padding: 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: 24px;
  font-size: 0.88rem;
  color: #92400e;
}

/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.sidebar-widget h3 {
  font-size: 1.1rem;
  color: #0f172a;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--primary-light);
  padding-bottom: 8px;
}

.sidebar-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-links a {
  color: #334155;
  font-size: 0.9rem;
  font-weight: 500;
  display: block;
  line-height: 1.4;
}

.sidebar-links a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.author-mini {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 12px;
}

.author-mini img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
}

/* Static & Article Pages */
.page-header {
  background: #ffffff;
  padding: 36px 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 36px;
}

.page-header h1 {
  font-size: 2rem;
  color: #0f172a;
  margin-bottom: 8px;
}

.page-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.single-content {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 60px;
}

.single-content h2 {
  font-size: 1.4rem;
  color: #0f172a;
  margin: 28px 0 14px;
}

.single-content p {
  margin-bottom: 16px;
  color: #334155;
}

.single-content ul {
  margin: 16px 0 20px 24px;
  color: #334155;
}

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

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* Footer */
footer {
  background-color: #0f172a;
  color: #cbd5e1;
  padding: 48px 0 24px;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-col p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #94a3b8;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col a {
  color: #94a3b8;
  font-size: 0.88rem;
}

.footer-col a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: #64748b;
  flex-wrap: wrap;
  gap: 12px;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #0f172a;
  color: #f8fafc;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  border-top: 1px solid #334155;
  font-size: 0.88rem;
}

.cookie-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-actions button {
  padding: 8px 16px;
  font-size: 0.85rem;
}

/* Mobile Responsive */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .content-layout {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 768px) {
  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
    box-shadow: var(--shadow-md);
  }
  nav.open {
    display: block;
  }
  nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .mobile-menu-btn {
    display: block;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}