/*
Theme Name: Studangel
Theme URI: https://studangel.com
Author: Studangel
Description: Thème WordPress pour studangel.com — Le mag des étudiants. Page d'accueil avec les 5 derniers articles par catégorie. Aesthetic clair, jeune et coloré.
Version: 1.0.3
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: Proprietary
Text Domain: studangel
Tags: blog, education, students, light, custom-menu, featured-images, threaded-comments
*/

/* ============================================================
   CSS Custom Properties — Palette claire jeune
   ============================================================ */
:root {
  --color-bg:           #fdfbff;
  --color-bg-alt:       #f5f0ff;
  --color-bg-card:      #ffffff;
  --color-bg-footer:    #1a0b2e;
  --color-border:       #ece5f6;
  --color-border-hover: #d4c5f0;

  --color-primary:      #7c3aed;  /* violet */
  --color-primary-dark: #5b21b6;
  --color-primary-soft: #f3ebff;
  --color-accent:       #facc15;  /* jaune */
  --color-accent-dark:  #ca8a04;
  --color-pink:         #ec4899;
  --color-teal:         #14b8a6;
  --color-coral:        #fb7185;
  --color-blue:         #3b82f6;

  --color-text:         #1f1b2e;
  --color-text-muted:   #6b6580;
  --color-text-light:   #9c98ab;
  --color-text-onbg:    #ffffff;

  --font-sans:          'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display:       'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm:          0.5rem;
  --radius-md:          1rem;
  --radius-lg:          1.5rem;
  --radius-xl:          2rem;
  --radius-pill:        999px;

  --shadow-sm:          0 1px 2px rgba(31, 27, 46, 0.04);
  --shadow-card:        0 4px 24px rgba(124, 58, 237, 0.08);
  --shadow-card-hover:  0 12px 32px rgba(124, 58, 237, 0.18);
  --shadow-btn:         0 4px 14px rgba(124, 58, 237, 0.35);

  --max-width:          1200px;
  --transition:         0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 4vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: 1.25rem; }

p { color: var(--color-text); }

button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ============================================================
   Layout helpers
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--transition);
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-onbg);
  box-shadow: var(--shadow-btn);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-text-onbg);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
}

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(253, 251, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.65rem 0;
  min-height: 64px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-text);
  letter-spacing: -0.03em;
  line-height: 1;
  flex-shrink: 0;
}
.site-logo:hover { color: var(--color-text); }

/* Constrain custom logo (uploaded via Customizer) to a sane header height */
.site-logo img,
.custom-logo {
  display: block;
  height: 48px !important;
  width: auto !important;
  max-width: 220px;
  object-fit: contain;
}
.custom-logo-link { display: inline-flex; align-items: center; }

.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-pink));
  color: #fff;
  border-radius: 0.65rem;
  font-size: 1rem;
  font-weight: 800;
  box-shadow: var(--shadow-btn);
}
.logo-text span { color: var(--color-accent); }

.primary-nav {
  display: flex !important;
  align-items: center !important;
  flex: 1 1 auto !important;
  justify-content: flex-end !important;
  min-width: 0 !important;
}
/* Defeat any third-party plugin styles that grid-ify or wrap the menu */
.primary-nav ul,
.primary-nav .menu,
.primary-nav > ul {
  list-style: none !important;
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  gap: 0.15rem !important;
  align-items: center !important;
  justify-content: flex-end !important;
  margin: 0 !important;
  padding: 0 !important;
  width: auto !important;
  grid-template-columns: none !important;
}
.primary-nav li,
.primary-nav .menu li {
  flex: 0 0 auto !important;
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
  width: auto !important;
  list-style: none !important;
}
.primary-nav a {
  display: inline-block !important;
  padding: 0.45rem 0.8rem !important;
  border-radius: var(--radius-pill);
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.92rem;
  white-space: nowrap !important;
  text-decoration: none;
  line-height: 1.4;
}
.primary-nav a:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}
.primary-nav .current-menu-item > a,
.primary-nav .current-cat > a {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: var(--radius-pill);
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}
.menu-toggle:hover { background: var(--color-primary-soft); }

@media (max-width: 980px) {
  .primary-nav {
    position: fixed;
    inset: 64px 0 0 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    overflow-y: auto;
  }
  .primary-nav.is-open { transform: translateX(0); }
  .primary-nav ul {
    flex-direction: column;
    gap: 0.25rem;
    align-items: stretch;
  }
  .primary-nav a { padding: 0.85rem 1rem; }
  .menu-toggle { display: inline-flex; }
}

/* ============================================================
   Hero (front page)
   ============================================================ */
.hero {
  position: relative;
  padding: 4rem 0 3rem;
  background: linear-gradient(135deg, var(--color-primary-soft) 0%, #fff5f0 50%, #fef9e7 100%);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.25), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -120px; left: -80px;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.25), transparent 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}
.hero-eyebrow {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.hero h1 {
  margin-bottom: 1rem;
}
.hero h1 .accent {
  background: linear-gradient(120deg, var(--color-primary), var(--color-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
}
.hero-cta { display: inline-flex; gap: 0.75rem; flex-wrap: wrap; justify-content: center; }

/* ============================================================
   Section by category
   ============================================================ */
.cat-section {
  padding: 3.5rem 0 1rem;
}
.cat-section + .cat-section { padding-top: 0.5rem; }

.cat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.cat-title {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
}
.cat-dot {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--cat-color, var(--color-primary));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--cat-color, var(--color-primary)) 25%, transparent);
}
.cat-link {
  font-weight: 700;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.cat-link:hover { gap: 0.5rem; }

/* Card grid */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}
@media (min-width: 900px) {
  .post-grid--five {
    grid-template-columns: repeat(5, 1fr);
  }
}

.post-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  box-shadow: var(--shadow-sm);
}
.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-border-hover);
}

.post-card-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary-soft), var(--color-bg-alt));
}
.post-card-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.post-card:hover .post-card-thumb img { transform: scale(1.05); }

.post-card-thumb--placeholder {
  display: grid;
  place-items: center;
  color: var(--cat-color, var(--color-primary));
  font-size: 2.5rem;
  font-weight: 800;
  font-family: var(--font-display);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--cat-color, var(--color-primary)) 15%, white),
    color-mix(in srgb, var(--cat-color, var(--color-primary)) 5%, white));
}

.post-card-body {
  padding: 1rem 1.1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}
.post-card-meta {
  font-size: 0.8rem;
  color: var(--color-text-light);
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
.post-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}
.post-card-title a { color: inherit; }
.post-card-title a:hover { color: var(--color-primary); }
.post-card-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.no-posts {
  padding: 2rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  text-align: center;
  border: 1px dashed var(--color-border-hover);
}

/* ============================================================
   Single / Page
   ============================================================ */
.article-body, .page-body {
  max-width: 720px;
  margin: 2.5rem auto;
  padding: 0 1.25rem;
}
.article-header {
  text-align: center;
  margin-bottom: 2rem;
}
.article-eyebrow {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}
.article-meta {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}
.article-thumb {
  margin: 2rem 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.article-content {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--color-text);
}
.article-content > * + * { margin-top: 1.2rem; }
.article-content h2, .article-content h3 { margin-top: 2rem; }
.article-content a { text-decoration: underline; text-underline-offset: 3px; }
.article-content blockquote {
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-soft);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
}
.article-content img { border-radius: var(--radius-md); }
.article-content code {
  background: var(--color-bg-alt);
  padding: 0.15rem 0.4rem;
  border-radius: 0.35rem;
  font-size: 0.9em;
}

.archive-header {
  text-align: center;
  padding: 3rem 0 1.5rem;
}
.archive-header p { color: var(--color-text-muted); margin-top: 0.5rem; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--color-bg-footer);
  color: #c8c2dc;
  margin-top: 4rem;
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-brand {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.5rem;
}
.footer-tagline {
  color: #a299c2;
  max-width: 380px;
  font-size: 0.95rem;
}
.footer-heading {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 0.85rem;
  font-weight: 700;
}
.footer-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; font-size: 0.9rem; }
.footer-list a { color: #c8c2dc; }
.footer-list a:hover { color: var(--color-accent); }
.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
  font-size: 0.85rem;
  color: #8a83a3;
}

/* ============================================================
   404
   ============================================================ */
.error-404 {
  text-align: center;
  padding: 5rem 1.25rem;
}
.error-404 .big {
  font-size: clamp(5rem, 12vw, 8rem);
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(120deg, var(--color-primary), var(--color-pink), var(--color-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 1rem;
}
.error-404 p { color: var(--color-text-muted); margin-bottom: 1.5rem; }

/* ============================================================
   WP core alignment / utilities
   ============================================================ */
.alignleft  { float: left;  margin: 0 1rem 1rem 0; }
.alignright { float: right; margin: 0 0 1rem 1rem; }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }
.wp-caption-text {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 0.4rem;
}