/*
 * Theme Name: Adrien Dubois
 * Theme URI: https://adrien-dubois.fr
 * Author: Adrien Dubois
 * Author URI: https://adrien-dubois.fr
 * Description: Thème custom performant, minimaliste, orienté résultats
 * Version: 1.0.0
 * License: GPL v2 or later
 * Text Domain: adrien-dubois
 */

:root {
  --color-white: #ffffff;
  --color-bg: #f9fafb;
  --color-border: #e5e7eb;
  --color-text: #111827;
  --color-text-secondary: #6b7280;
  --color-accent: #0d9488;
  --color-accent-hover: #059669;
  
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", sans-serif;
  --font-mono: "Monaco", "Courier New", monospace;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-white);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
}

/* Typography */

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 3rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2rem;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
}

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

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

/* Layout Core */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-2xl) 0;
}

.section--hero {
  padding: 5rem var(--spacing-md);
  background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

/* Header */

header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

nav ul {
  list-style: none;
  display: flex;
  gap: var(--spacing-lg);
}

nav a {
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Hero Section */

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  min-height: 600px;
}

.hero-content h1 {
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.4;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
}

/* Buttons */

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s;
  border: 2px solid;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Featured Projects */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.project-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--color-border);
  transition: all 0.3s;
}

.project-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.project-card h3 {
  margin-bottom: var(--spacing-sm);
}

.project-meta {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

.tag {
  display: inline-block;
  padding: 0.25rem var(--spacing-sm);
  background-color: var(--color-border);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Stats Section */

.stats-section {
  background: var(--color-text);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0;
  margin: var(--spacing-2xl) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  font-size: 0.95rem;
  opacity: 0.9;
}

/* Skills/Expertise Section */

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.skill-card {
  background: var(--color-white);
  border-left: 4px solid var(--color-accent);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.skill-card h4 {
  margin-bottom: var(--spacing-sm);
}

/* About Section */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.about-content p {
  margin-bottom: var(--spacing-md);
}

.about-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Blog List */

.blog-list {
  margin-top: var(--spacing-xl);
}

.blog-item {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  transition: background 0.2s;
}

.blog-item:hover {
  background: var(--color-bg);
}

.blog-item:last-child {
  border-bottom: none;
}

.blog-meta {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

.blog-item h3 {
  margin-bottom: var(--spacing-sm);
}

.blog-excerpt {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

/* Contact Form */

form {
  max-width: 600px;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

input,
textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition: border-color 0.2s;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

textarea {
  resize: vertical;
  min-height: 150px;
}

/* Footer */

footer {
  background: var(--color-text);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0;
  margin-top: var(--spacing-2xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-col h4 {
  color: var(--color-white);
}

.footer-col a {
  color: var(--color-white);
  opacity: 0.8;
  transition: opacity 0.2s;
}

.footer-col a:hover {
  color: var(--color-accent);
  opacity: 1;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.7;
}

/* Responsive */

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .section {
    padding: var(--spacing-xl) 0;
  }

  .section--hero {
    padding: 3rem var(--spacing-md);
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

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

  nav ul {
    gap: var(--spacing-md);
    flex-direction: column;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Utility Classes */

.text-center {
  text-align: center;
}

.mb-0 {
  margin-bottom: 0;
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.opacity-70 {
  opacity: 0.7;
}

.inline-code {
  background: var(--color-bg);
  padding: 0 var(--spacing-xs);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--color-accent);
}