/* ============================================================
   HOPLION — Design System
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

/* --- Variables --- */
:root {
  --blue-primary: #244199;
  --blue-dark: #1D357D;
  --blue-secondary: #527AF3;
  --blue-light: #EEF2FF;
  --orange: #F97316;
  --orange-dark: #EA580C;
  --orange-light: #FFF7ED;
  --white: #FFFFFF;
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --border: #E5E7EB;
  --bg: #F8FAFC;
  --success: #22C55E;
  --success-light: #F0FDF4;
  --error: #EF4444;
  --error-light: #FEF2F2;
  --warning: #F59E0B;
  --font-title: 'Sora', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 20px;
  --r-full: 9999px;
  --sh-sm: 0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --sh-md: 0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.04);
  --sh-lg: 0 12px 40px rgba(0,0,0,.10), 0 4px 12px rgba(0,0,0,.05);
  --sh-blue: 0 8px 28px rgba(36,65,153,.22);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text-primary); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; font-family: inherit; }
ul { list-style: none; }
input, textarea, select { font-family: inherit; }

/* --- Typography --- */
h1, h2, h3, h4, h5 { font-family: var(--font-title); font-weight: 700; line-height: 1.2; color: var(--text-primary); }
h1 { font-size: clamp(2rem, 4.5vw, 3.5rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.1rem, 2vw, 1.375rem); }
h4 { font-size: 1.0625rem; font-weight: 600; }
p { color: var(--text-secondary); line-height: 1.7; }

/* --- Layout --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 820px; margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--r-md); font-size: .9375rem; font-weight: 600;
  font-family: var(--font-body); transition: all .2s ease; cursor: pointer; border: none;
  white-space: nowrap; text-decoration: none; line-height: 1;
}
.btn-primary { background: var(--blue-primary); color: #fff; box-shadow: var(--sh-blue); }
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-1px); box-shadow: 0 12px 32px rgba(36,65,153,.30); }
.btn-secondary { background: var(--orange); color: #fff; }
.btn-secondary:hover { background: var(--orange-dark); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--blue-primary); border: 2px solid var(--blue-primary); }
.btn-outline:hover { background: var(--blue-primary); color: #fff; }
.btn-ghost { background: transparent; color: var(--text-primary); }
.btn-ghost:hover { background: var(--bg); }
.btn-white { background: #fff; color: var(--blue-primary); box-shadow: var(--sh-md); }
.btn-white:hover { background: var(--bg); transform: translateY(-1px); }
.btn-lg { padding: 16px 32px; font-size: 1rem; border-radius: var(--r-lg); }
.btn-sm { padding: 8px 16px; font-size: .875rem; border-radius: var(--r-sm); }
.btn-full { width: 100%; }
.btn-icon { padding: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; }

/* --- Badge --- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: var(--r-full); font-size: .8125rem; font-weight: 600;
}
.badge-blue { background: var(--blue-light); color: var(--blue-primary); }
.badge-orange { background: var(--orange-light); color: var(--orange); }
.badge-green { background: var(--success-light); color: #15803D; }
.badge-gray { background: var(--bg); color: var(--text-secondary); }
.badge-white { background: rgba(255,255,255,.15); color: #fff; }

/* --- Cards --- */
.card {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--r-xl);
  padding: 28px; box-shadow: var(--sh-sm); transition: all .3s ease;
}
.card:hover { box-shadow: var(--sh-md); transform: translateY(-2px); }
.card-featured { border-color: var(--blue-secondary); box-shadow: 0 0 0 1px var(--blue-secondary), var(--sh-lg); }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,.95); backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid transparent;
  transition: all .3s ease;
}
.header.scrolled { border-bottom-color: var(--border); box-shadow: var(--sh-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo-text { font-family: var(--font-title); font-weight: 800; font-size: 1.25rem; color: var(--blue-primary); letter-spacing: -0.03em; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: .9375rem; font-weight: 500; color: var(--text-primary); transition: color .2s; position: relative; }
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: var(--blue-primary); transition: width .2s; border-radius: 2px; }
.nav-links a:hover { color: var(--blue-primary); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--blue-primary); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
/* Section auth dupliquée dans le menu burger : cachée sur desktop */
.mobile-only { display: none !important; }
.nav-mobile-auth { width: 100%; flex-direction: column; gap: 8px; padding-top: 12px; margin-top: 8px; border-top: 2px solid var(--border); }
.nav-mobile-auth .mobile-auth-btn { width: 100%; justify-content: center; padding: 12px 16px; border-bottom: none !important; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; background: none; border: none; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: all .25s; }
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding-top: calc(70px + 88px); padding-bottom: 88px;
  background: var(--white); position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -200px; right: -200px;
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(82,122,243,.07) 0%, transparent 65%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; bottom: -100px; left: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(249,115,22,.05) 0%, transparent 65%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; position: relative; z-index: 1; }
.hero-badge { margin-bottom: 20px; }
.hero-title { margin-bottom: 20px; }
.hero-title em { font-style: normal; color: var(--blue-secondary); }
.hero-subtitle { font-size: 1.125rem; margin-bottom: 32px; max-width: 520px; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-stats { display: flex; gap: 32px; }
.hero-stat { }
.hero-stat-value { font-family: var(--font-title); font-size: 1.625rem; font-weight: 800; color: var(--text-primary); line-height: 1; }
.hero-stat-label { font-size: .8125rem; color: var(--text-secondary); margin-top: 4px; }

/* Dashboard Mockup */
.mockup-wrapper { position: relative; }
.mockup-bg {
  position: absolute; inset: -20px; border-radius: 28px;
  background: linear-gradient(135deg, rgba(36,65,153,.06), rgba(82,122,243,.06));
  z-index: 0;
}
.mockup-card {
  position: relative; z-index: 1;
  background: var(--white); border-radius: var(--r-xl);
  box-shadow: var(--sh-lg); border: 1px solid var(--border);
  overflow: hidden;
}
.mockup-topbar {
  background: var(--blue-primary); padding: 14px 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.mockup-topbar-title { font-family: var(--font-title); font-weight: 700; color: #fff; font-size: .9375rem; }
.mockup-dots { display: flex; gap: 6px; }
.mockup-dot { width: 8px; height: 8px; border-radius: 50%; }
.mockup-body { padding: 20px; }
.mockup-greeting { font-size: .8125rem; color: var(--text-secondary); margin-bottom: 16px; }
.mockup-stats-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-bottom: 16px; }
.mockup-stat { background: var(--bg); border-radius: var(--r-md); padding: 10px; text-align: center; }
.mockup-stat-val { font-family: var(--font-title); font-size: 1.25rem; font-weight: 800; color: var(--text-primary); }
.mockup-stat-lbl { font-size: .6875rem; color: var(--text-secondary); margin-top: 2px; }
.mockup-section-title { font-family: var(--font-title); font-size: .75rem; font-weight: 700; color: var(--text-secondary); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 10px; }
.mockup-progress-item { margin-bottom: 12px; }
.mockup-progress-label { display: flex; justify-content: space-between; font-size: .8125rem; font-weight: 500; color: var(--text-primary); margin-bottom: 6px; }
.mockup-bar { height: 6px; background: var(--border); border-radius: var(--r-full); overflow: hidden; }
.mockup-bar-fill { height: 100%; border-radius: var(--r-full); background: linear-gradient(90deg, var(--blue-primary), var(--blue-secondary)); }
.mockup-badge-row { display: flex; gap: 8px; margin-top: 14px; }
.mockup-badge-item { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.mockup-badge-icon { width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(135deg, #F59E0B, #FCD34D); display: flex; align-items: center; justify-content: center; font-size: 1rem; box-shadow: 0 3px 8px rgba(245,158,11,.3); }
.mockup-badge-label { font-size: .625rem; color: var(--text-secondary); font-weight: 600; }
.mockup-cta { margin-top: 14px; }

/* ============================================================
   SECTIONS
   ============================================================ */
.section-tag { display: inline-block; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-subtitle { font-size: 1.0625rem; color: var(--text-secondary); margin-top: 12px; max-width: 600px; margin-left: auto; margin-right: auto; }

/* --- Stats banner --- */
.stats-banner { background: var(--blue-primary); padding: 48px 0; }
.stats-banner-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 32px; }
.stats-banner-item { text-align: center; min-width: 0; }
.stats-banner-value { font-family: var(--font-title); font-size: 2.25rem; font-weight: 800; color: #fff; line-height: 1.1; word-break: break-word; }
.stats-banner-label { font-size: .9375rem; color: rgba(255,255,255,.75); margin-top: 6px; line-height: 1.4; }

/* --- Features --- */
.features-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.feature-icon { width: 48px; height: 48px; background: var(--blue-light); border-radius: var(--r-md); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; color: var(--blue-primary); }
.feature-title { font-size: 1.0625rem; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; font-family: var(--font-title); }
.feature-desc { font-size: .9rem; }

/* --- Formations --- */
.formations-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 24px; }
.formation-card { border-radius: var(--r-xl); overflow: hidden; border: 1px solid var(--border); transition: all .3s ease; background: var(--white); display: flex; flex-direction: column; }
.formation-card:hover { box-shadow: var(--sh-lg); transform: translateY(-4px); }
.formation-card-head { padding: 28px; }
.fc-blue { background: linear-gradient(135deg, #244199, #527AF3); }
.fc-green { background: linear-gradient(135deg, #059669, #34D399); }
.fc-red { background: linear-gradient(135deg, #DC2626, #F87171); }
.fc-purple { background: linear-gradient(135deg, #7C3AED, #A78BFA); }
.fc-orange { background: linear-gradient(135deg, #EA580C, #FB923C); }
.formation-card-icon { width: 44px; height: 44px; background: rgba(255,255,255,.15); border-radius: var(--r-md); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; color: #fff; font-size: 1.25rem; }
.formation-card-name { font-family: var(--font-title); font-size: 1.25rem; font-weight: 800; color: #fff; margin-bottom: 4px; }
.formation-card-desc { font-size: .875rem; color: rgba(255,255,255,.8); }
.formation-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.formation-features { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; flex: 1; }
.formation-feature { display: flex; align-items: center; gap: 8px; font-size: .875rem; color: var(--text-secondary); }
.formation-feature svg { color: var(--success); flex-shrink: 0; }

/* --- Pricing --- */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 24px; }
.pricing-card {
  border-radius: var(--r-xl); border: 2px solid var(--border);
  padding: 28px; background: var(--white); transition: all .3s ease;
  position: relative; display: flex; flex-direction: column;
}
.pricing-card:hover { border-color: var(--blue-secondary); box-shadow: var(--sh-lg); transform: translateY(-4px); }
.pricing-card.popular { border-color: var(--blue-primary); box-shadow: var(--sh-blue); }
.popular-tag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--blue-primary); color: #fff; padding: 4px 16px;
  border-radius: var(--r-full); font-size: .8rem; font-weight: 700; white-space: nowrap;
}
.pricing-name { font-family: var(--font-title); font-size: .875rem; font-weight: 700; color: var(--blue-primary); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
.pricing-price { font-family: var(--font-title); font-size: 2.75rem; font-weight: 800; color: var(--text-primary); line-height: 1; margin: 12px 0; }
.pricing-price sup { font-size: 1.25rem; vertical-align: top; margin-top: 6px; }
.pricing-price sub { font-size: .9rem; font-weight: 500; color: var(--text-secondary); }
.pricing-desc { font-size: .875rem; color: var(--text-secondary); margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.pricing-features { display: flex; flex-direction: column; gap: 10px; flex: 1; margin-bottom: 24px; }
.pricing-feature { display: flex; align-items: flex-start; gap: 8px; font-size: .875rem; color: var(--text-secondary); }
.check { color: var(--success); flex-shrink: 0; margin-top: 1px; }

/* ============================================================
   QUIZ ENGINE
   ============================================================ */
.quiz-container { max-width: 780px; margin: 0 auto; }
.quiz-header-bar {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; gap: 16px;
}
.quiz-info { flex: 1; }
.quiz-counter { font-family: var(--font-title); font-weight: 800; font-size: 1.125rem; color: var(--text-primary); margin-bottom: 8px; }
.quiz-progress { height: 6px; background: var(--border); border-radius: var(--r-full); overflow: hidden; }
.quiz-progress-fill { height: 100%; background: linear-gradient(90deg, var(--blue-primary), var(--blue-secondary)); border-radius: var(--r-full); transition: width .5s ease; }
.quiz-score-badge { background: var(--blue-light); color: var(--blue-primary); border-radius: var(--r-lg); padding: 12px 20px; text-align: center; min-width: 100px; }
.quiz-score-val { font-family: var(--font-title); font-size: 1.5rem; font-weight: 800; line-height: 1; }
.quiz-score-lbl { font-size: .6875rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; margin-top: 2px; }

.question-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 32px; margin-bottom: 20px; }
.question-num { font-size: .8125rem; font-weight: 700; color: var(--blue-primary); margin-bottom: 12px; text-transform: uppercase; letter-spacing: .05em; }
.question-text { font-size: 1.0625rem; font-weight: 600; color: var(--text-primary); margin-bottom: 28px; line-height: 1.55; font-family: var(--font-title); }
.options-list { display: flex; flex-direction: column; gap: 12px; }
.option-btn {
  display: flex; align-items: center; gap: 14px; width: 100%;
  padding: 14px 18px; border: 2px solid var(--border); border-radius: var(--r-lg);
  cursor: pointer; transition: all .2s; font-size: .9375rem; color: var(--text-primary);
  background: var(--white); text-align: left; font-family: var(--font-body);
}
.option-btn:hover:not([data-state]) { border-color: var(--blue-secondary); background: var(--blue-light); }
.option-btn[data-state="selected"] { border-color: var(--blue-primary); background: var(--blue-light); }
.option-btn[data-state="correct"] { border-color: var(--success); background: var(--success-light); color: #166534; }
.option-btn[data-state="wrong"] { border-color: var(--error); background: var(--error-light); color: #991B1B; }
.option-btn[data-state="missed"] { border-color: var(--success); background: #f8fff8; }
.option-letter {
  width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .8125rem; flex-shrink: 0; background: var(--bg);
  font-family: var(--font-title);
}
.option-btn[data-state="correct"] .option-letter,
.option-btn[data-state="missed"] .option-letter { border-color: var(--success); background: var(--success); color: #fff; }
.option-btn[data-state="wrong"] .option-letter { border-color: var(--error); background: var(--error); color: #fff; }
.option-btn[data-state="selected"] .option-letter { border-color: var(--blue-primary); background: var(--blue-primary); color: #fff; }

.explanation-box {
  background: #EFF6FF; border: 1px solid #BFDBFE;
  border-radius: var(--r-lg); padding: 18px 20px; margin-top: 20px;
  animation: fadeInUp .3s ease;
}
.explanation-box h4 { font-family: var(--font-title); font-size: .9375rem; color: #1D4ED8; margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.explanation-box p { font-size: .9rem; color: #1E40AF; line-height: 1.65; }

.quiz-actions { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }

/* Results screen */
.results-card {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: 48px 40px; text-align: center;
}
.results-score { font-family: var(--font-title); font-size: 5rem; font-weight: 800; line-height: 1; margin: 16px 0; }
.results-score.pass { color: var(--success); }
.results-score.fail { color: var(--orange); }
.results-circle { width: 120px; height: 120px; border-radius: 50%; border: 6px solid; display: flex; flex-direction: column; align-items: center; justify-content: center; margin: 0 auto 20px; }
.results-circle.pass { border-color: var(--success); background: var(--success-light); }
.results-circle.fail { border-color: var(--orange); background: var(--orange-light); }
.results-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin: 28px 0; }
.results-stat { background: var(--bg); border-radius: var(--r-lg); padding: 16px; }
.results-stat-val { font-family: var(--font-title); font-size: 1.5rem; font-weight: 800; color: var(--text-primary); }
.results-stat-lbl { font-size: .8125rem; color: var(--text-secondary); margin-top: 4px; }
.results-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }

/* ============================================================
   EXAM MODE
   ============================================================ */
.exam-topbar {
  background: var(--text-primary); padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
  border-radius: var(--r-xl); margin-bottom: 24px;
}
.exam-timer-display { font-family: var(--font-title); font-size: 2rem; font-weight: 800; color: #fff; }
.exam-timer-display.warn { color: #FCD34D; }
.exam-timer-display.danger { color: #FCA5A5; animation: pulse 1s infinite; }
.exam-progress-info { color: rgba(255,255,255,.8); font-size: .9375rem; }
.exam-nav-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(40px,1fr)); gap: 8px; margin-bottom: 24px; }
.exam-nav-btn {
  aspect-ratio: 1; border-radius: var(--r-sm); border: 2px solid var(--border);
  background: var(--white); font-weight: 700; font-size: .875rem; cursor: pointer;
  transition: all .15s; font-family: var(--font-title);
}
.exam-nav-btn.answered { background: var(--blue-primary); border-color: var(--blue-primary); color: #fff; }
.exam-nav-btn.current { border-color: var(--orange); color: var(--orange); }

/* ============================================================
   DASHBOARD
   ============================================================ */
.dashboard-layout { min-height: 100vh; position: relative; }
.sidebar {
  background: var(--white); border-right: 1px solid var(--border);
  position: fixed; top: 70px; left: 0; bottom: 0; width: 260px;
  overflow-y: auto; z-index: 100; padding: 24px 0;
}
.sidebar-user { padding: 0 20px 20px; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.sidebar-user-name { font-family: var(--font-title); font-weight: 700; font-size: 1rem; color: var(--text-primary); }
.sidebar-user-level { font-size: .8125rem; color: var(--text-secondary); margin-top: 4px; display: flex; align-items: center; gap: 6px; }
.sidebar-avatar { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--blue-primary), var(--blue-secondary)); display: flex; align-items: center; justify-content: center; color: #fff; font-family: var(--font-title); font-weight: 800; font-size: 1rem; margin-bottom: 10px; }
.sidebar-label { font-size: .6875rem; font-weight: 700; color: var(--text-secondary); text-transform: uppercase; letter-spacing: .08em; padding: 8px 20px 4px; }
.sidebar-link {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 20px; font-size: .9375rem; font-weight: 500;
  color: var(--text-secondary); transition: all .2s; cursor: pointer;
}
.sidebar-link:hover, .sidebar-link.active { color: var(--blue-primary); background: var(--blue-light); }
.sidebar-link.active { font-weight: 600; border-right: 3px solid var(--blue-primary); }
.sidebar-link svg { flex-shrink: 0; }

.dashboard-main { margin-left: 260px; padding: 40px 40px; padding-top: calc(70px + 40px); width: auto; box-sizing: border-box; }
.dash-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; flex-wrap: wrap; gap: 16px; }
.dash-welcome { font-family: var(--font-title); font-size: 1.75rem; font-weight: 800; color: var(--text-primary); }
.dash-welcome span { color: var(--blue-secondary); }
.dash-date { font-size: .9375rem; color: var(--text-secondary); margin-top: 4px; }

/* Stat cards */
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-bottom: 32px; }
.stat-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 20px; }
.stat-card-icon { width: 42px; height: 42px; border-radius: var(--r-md); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.stat-card-value { font-family: var(--font-title); font-size: 1.875rem; font-weight: 800; color: var(--text-primary); margin-bottom: 2px; }
.stat-card-label { font-size: .8125rem; color: var(--text-secondary); }
.stat-card-trend { font-size: .8125rem; font-weight: 600; margin-top: 6px; }
.trend-up { color: var(--success); }
.trend-down { color: var(--error); }

/* Progress section */
.dash-grid-2 { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; margin-bottom: 32px; }
.dash-grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; margin-bottom: 32px; }
.dash-section-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 24px; }
.dash-section-title { font-family: var(--font-title); font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 20px; display: flex; align-items: center; justify-content: space-between; }
.progress-item { margin-bottom: 16px; }
.progress-item:last-child { margin-bottom: 0; }
.progress-label { display: flex; justify-content: space-between; align-items: center; font-size: .875rem; font-weight: 500; color: var(--text-primary); margin-bottom: 6px; }
.progress-pct { font-weight: 700; color: var(--blue-primary); }
.progress-bar { height: 8px; background: var(--border); border-radius: var(--r-full); overflow: hidden; }
.progress-bar-fill { height: 100%; border-radius: var(--r-full); background: linear-gradient(90deg, var(--blue-primary), var(--blue-secondary)); transition: width 1.2s ease; }

/* Badges gamification */
.badges-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }
.badge-item { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 12px 8px; border-radius: var(--r-md); border: 1px solid var(--border); }
.badge-item.unlocked { border-color: #FDE68A; background: #FFFBEB; }
.badge-item.locked { opacity: .45; filter: grayscale(1); }
.badge-emoji { font-size: 1.5rem; }
.badge-name-sm { font-size: .6875rem; font-weight: 700; color: var(--text-secondary); text-align: center; line-height: 1.3; }

/* Streak */
.streak-card { background: linear-gradient(135deg, #FFF7ED, #FFEDD5); border: 1px solid #FED7AA; border-radius: var(--r-xl); padding: 20px; }
.streak-num { font-family: var(--font-title); font-size: 3rem; font-weight: 800; color: var(--orange); line-height: 1; }
.streak-label { font-size: .875rem; color: #9A3412; font-weight: 600; }
.streak-days { display: flex; gap: 6px; margin-top: 12px; }
.streak-day { width: 28px; height: 28px; border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; font-size: .6875rem; font-weight: 700; }
.streak-day.done { background: var(--orange); color: #fff; }
.streak-day.today { background: #FED7AA; color: var(--orange); border: 2px solid var(--orange); }
.streak-day.future { background: var(--border); color: var(--text-secondary); }

/* Recent activity */
.activity-item { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.activity-item:last-child { border-bottom: none; }
.activity-icon { width: 36px; height: 36px; border-radius: var(--r-md); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 1rem; }
.activity-info { flex: 1; }
.activity-title { font-size: .875rem; font-weight: 600; color: var(--text-primary); }
.activity-meta { font-size: .75rem; color: var(--text-secondary); margin-top: 2px; }
.activity-score { font-family: var(--font-title); font-weight: 800; font-size: .9375rem; }

/* Level bar */
.level-bar-wrapper { background: var(--bg); border-radius: var(--r-xl); padding: 20px; }
.level-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.level-name { font-family: var(--font-title); font-weight: 800; font-size: 1rem; color: var(--text-primary); }
.level-xp { font-size: .8125rem; color: var(--text-secondary); }
.level-bar { height: 10px; background: var(--border); border-radius: var(--r-full); overflow: hidden; }
.level-fill { height: 100%; background: linear-gradient(90deg, var(--orange), #FCD34D); border-radius: var(--r-full); }

/* ============================================================
   FORMATION PAGE
   ============================================================ */
.formation-hero {
  padding-top: calc(70px + 64px); padding-bottom: 64px;
  position: relative; overflow: hidden;
}
.formation-hero::after {
  content: ''; position: absolute; bottom: -60px; left: 50%; transform: translateX(-50%);
  width: 100%; height: 120px; background: var(--white);
  border-radius: 50% 50% 0 0 / 40px;
}
.formation-hero-content { position: relative; z-index: 1; }
.formation-hero h1 { color: #fff; margin-bottom: 12px; }
.formation-hero p { color: rgba(255,255,255,.85); font-size: 1.125rem; max-width: 600px; }
.formation-meta { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 20px; }
.formation-meta-item { display: flex; align-items: center; gap: 8px; font-size: .9375rem; color: rgba(255,255,255,.85); }

.uvs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 20px; }
.uv-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--r-xl); padding: 24px; cursor: pointer; transition: all .3s; }
.uv-card:hover { border-color: var(--blue-secondary); box-shadow: var(--sh-md); transform: translateY(-2px); }
.uv-num { font-size: .75rem; font-weight: 700; color: var(--blue-primary); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
.uv-title { font-family: var(--font-title); font-size: 1.0625rem; font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.uv-count { font-size: .875rem; color: var(--text-secondary); }
.uv-progress { margin-top: 14px; }
.uv-progress-row { display: flex; align-items: center; justify-content: space-between; font-size: .75rem; color: var(--text-secondary); margin-bottom: 6px; }

/* ============================================================
   COURSES PAGE
   ============================================================ */
.courses-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px,1fr)); gap: 24px; }
.course-card { border-radius: var(--r-xl); border: 1px solid var(--border); overflow: hidden; transition: all .3s; background: var(--white); }
.course-card:hover { box-shadow: var(--sh-lg); transform: translateY(-4px); }
.course-thumb { height: 156px; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.course-thumb-icon { font-size: 3rem; }
.course-body { padding: 20px; }
.course-meta { display: flex; align-items: center; gap: 12px; font-size: .8125rem; color: var(--text-secondary); margin-bottom: 10px; }
.course-title { font-family: var(--font-title); font-size: 1.0625rem; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; line-height: 1.35; }
.course-desc { font-size: .875rem; color: var(--text-secondary); margin-bottom: 16px; line-height: 1.6; }
.course-progress { margin-bottom: 16px; }
.course-progress-row { display: flex; justify-content: space-between; font-size: .8125rem; margin-bottom: 6px; }
.course-bar { height: 5px; background: var(--border); border-radius: var(--r-full); overflow: hidden; }
.course-bar-fill { height: 100%; background: linear-gradient(90deg, var(--blue-primary), var(--blue-secondary)); border-radius: var(--r-full); }

/* ============================================================
   BLOG PAGE
   ============================================================ */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px,1fr)); gap: 28px; }
.blog-card { border-radius: var(--r-xl); border: 1px solid var(--border); overflow: hidden; transition: all .3s; background: var(--white); }
.blog-card:hover { box-shadow: var(--sh-lg); transform: translateY(-4px); }
.blog-thumb { height: 200px; display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; }
.blog-thumb-icon { font-size: 4rem; }
.blog-body { padding: 24px; }
.blog-meta { display: flex; align-items: center; gap: 12px; font-size: .8125rem; color: var(--text-secondary); margin-bottom: 12px; }
.blog-title { font-family: var(--font-title); font-size: 1.125rem; font-weight: 700; color: var(--text-primary); margin-bottom: 10px; line-height: 1.4; }
.blog-excerpt { font-size: .9rem; color: var(--text-secondary); line-height: 1.65; margin-bottom: 16px; }
.blog-readmore { font-size: .875rem; font-weight: 600; color: var(--blue-primary); display: flex; align-items: center; gap: 4px; transition: gap .2s; }
.blog-card:hover .blog-readmore { gap: 8px; }

/* ============================================================
   AUTH PAGE
   ============================================================ */
.auth-page { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; }
.auth-visual {
  background: linear-gradient(135deg, var(--blue-primary) 0%, var(--blue-secondary) 100%);
  padding: 80px 60px; display: flex; flex-direction: column; justify-content: center;
  position: relative; overflow: hidden;
}
.auth-visual::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: rgba(255,255,255,.05);
}
.auth-visual-title { font-family: var(--font-title); font-size: 2rem; font-weight: 800; color: #fff; margin-bottom: 16px; position: relative; z-index: 1; }
.auth-visual-desc { color: rgba(255,255,255,.8); font-size: 1rem; line-height: 1.7; position: relative; z-index: 1; margin-bottom: 32px; }
.auth-feature-list { position: relative; z-index: 1; }
.auth-feature { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,.9); font-size: .9375rem; margin-bottom: 14px; }
.auth-form-side { display: flex; align-items: center; justify-content: center; padding: 40px; background: var(--bg); }
.auth-form-card { background: var(--white); border-radius: var(--r-xl); padding: 40px; width: 100%; max-width: 440px; box-shadow: var(--sh-lg); border: 1px solid var(--border); }
.auth-logo { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; }
.auth-logo-text { font-family: var(--font-title); font-weight: 800; font-size: 1.25rem; color: var(--blue-primary); }
.auth-title { font-family: var(--font-title); font-size: 1.5rem; font-weight: 800; color: var(--text-primary); margin-bottom: 6px; }
.auth-subtitle { font-size: .9375rem; color: var(--text-secondary); margin-bottom: 28px; }
.form-tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 28px; }
.form-tab { flex: 1; padding: 12px; text-align: center; font-weight: 600; font-size: .9375rem; color: var(--text-secondary); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all .2s; }
.form-tab.active { color: var(--blue-primary); border-bottom-color: var(--blue-primary); }
.form-panel { display: none; }
.form-panel.active { display: block; }
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: .875rem; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }
.form-input {
  width: 100%; padding: 12px 16px; border: 2px solid var(--border);
  border-radius: var(--r-md); font-size: .9375rem; color: var(--text-primary);
  transition: border-color .2s; outline: none; background: var(--white);
}
.form-input:focus { border-color: var(--blue-secondary); box-shadow: 0 0 0 3px rgba(82,122,243,.12); }
.form-note { font-size: .8125rem; color: var(--text-secondary); margin-top: 12px; text-align: center; }
.form-note a { color: var(--blue-primary); font-weight: 600; }
.form-divider { display: flex; align-items: center; gap: 12px; margin: 20px 0; color: var(--text-secondary); font-size: .875rem; }
.form-divider::before, .form-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: #0F172A; padding: 80px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand-desc { color: rgba(255,255,255,.55); font-size: .9375rem; line-height: 1.7; margin-top: 14px; max-width: 300px; }
.footer-logo-text { font-family: var(--font-title); font-weight: 800; font-size: 1.375rem; color: #fff; }
.footer-col-title { font-family: var(--font-title); font-weight: 700; color: #fff; margin-bottom: 18px; font-size: .9375rem; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,.55); font-size: .9375rem; transition: color .2s; }
.footer-links a:hover { color: #fff; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.08); font-size: .875rem; color: rgba(255,255,255,.4); flex-wrap: wrap; gap: 12px; }
.footer-bottom a { color: rgba(255,255,255,.4); }
.footer-bottom a:hover { color: rgba(255,255,255,.7); }
.social-links { display: flex; gap: 12px; margin-top: 16px; }
.social-link { width: 36px; height: 36px; border-radius: var(--r-sm); background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.6); transition: all .2s; }
.social-link:hover { background: rgba(255,255,255,.15); color: #fff; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .5; } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes scaleIn { from { transform: scale(.95); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.fade-up { animation: fadeInUp .6s ease both; }
.fade-up-d1 { animation-delay: .1s; }
.fade-up-d2 { animation-delay: .2s; }
.fade-up-d3 { animation-delay: .3s; }
.fade-up-d4 { animation-delay: .4s; }
.float-anim { animation: float 4s ease-in-out infinite; }
.scale-in { animation: scaleIn .4s ease; }

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.text-primary { color: var(--text-primary) !important; }
.text-blue { color: var(--blue-primary) !important; }
.text-orange { color: var(--orange) !important; }
.text-muted { color: var(--text-secondary) !important; }
.fw-800 { font-weight: 800; font-family: var(--font-title); }
.hidden { display: none !important; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.gap-3 { gap: 12px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.align-center { align-items: center; }
.w-full { width: 100%; }
.bg-blue { background: var(--blue-light); }
.rounded-full { border-radius: var(--r-full); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  .hero-grid { gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1024px) {
  .sidebar { display: none; }
  .dashboard-layout { display: block; }
  .dashboard-main { margin-left: 0; padding: 24px; padding-top: calc(70px + 24px); }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-ctas { justify-content: center; }
  .hero-stats { justify-content: center; }
  .mockup-wrapper { display: none; }
  .auth-page { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .auth-form-side { padding: 24px; padding-top: calc(70px + 24px); min-height: 100vh; }
  .features-grid { grid-template-columns: repeat(2,1fr); }
  .stats-banner-grid { grid-template-columns: repeat(2,1fr); }
  .dash-grid-2 { grid-template-columns: 1fr; }
  .badges-grid { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 768px) {
  .nav-links { display: none; position: fixed; top: 70px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--border); padding: 16px 24px; flex-direction: column; align-items: stretch; gap: 4px; box-shadow: var(--sh-md); z-index: 999; }
  .nav-links > a { padding: 12px 8px; border-bottom: 1px solid var(--border); width: 100%; }
  .nav-links > a:last-of-type { border-bottom: none; }
  .nav-links.open { display: flex; animation: fadeIn .2s ease; }
  .nav-toggle { display: flex; }
  .nav-actions .btn { display: none; } /* on cache les boutons auth en haut, ils seront dans le burger */
  .mobile-only { display: flex !important; } /* afficher la section auth dupliquée dans le burger */
  .features-grid { grid-template-columns: 1fr; }
  .formations-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .dash-grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  section { padding: 64px 0; }
  .hero { padding-top: calc(70px + 64px); padding-bottom: 64px; }
  .results-grid { grid-template-columns: repeat(2,1fr); }
  .uvs-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr; }
  .badges-grid { grid-template-columns: repeat(2,1fr); }
  .stats-banner { padding: 36px 0; }
  .stats-banner-grid { grid-template-columns: repeat(2,1fr); gap: 20px; }
  .stats-banner-value { font-size: 1.75rem; }
  .stats-banner-label { font-size: .8125rem; }
}
@media (max-width: 480px) {
  h1 { font-size: 1.875rem; }
  h2 { font-size: 1.5rem; }
  .btn-lg { padding: 14px 24px; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stats-banner-grid { gap: 14px; }
  .stats-banner-value { font-size: 1.5rem; }
}