/*
Theme Name: Exam Diag Immo Premium
Theme URI: https://diagvoda.fr
Author: Exam Diag Immo Team
Author URI: https://diagvoda.fr
Description: Thème premium pour la plateforme d'entraînement aux certifications de diagnostiqueur immobilier. Design moderne, responsive, animations élégantes, système QCM intégré.
Version: 1.0.0
License: GPL v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: diagvoda
Domain Path: /languages
Requires at least: 6.4
Requires PHP: 8.2
*/

/* ==============================================
   DIAGVODA PREMIUM - Main Stylesheet
   ============================================== */

:root {
  --color-navy: #0F172A;
  --color-blue: #3B82F6;
  --color-blue-light: #60A5FA;
  --color-white: #FFFFFF;
  --color-cream: #F8FAFC;
  --color-gray-100: #F1F5F9;
  --color-gray-200: #E2E8F0;
  --color-gray-300: #CBD5E1;
  --color-gray-400: #94A3B8;
  --color-gray-500: #64748B;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1E293B;
  --color-success: #10B981;
  --color-error: #EF4444;
  --color-warning: #F59E0B;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-blue: 0 4px 14px rgba(59, 130, 246, 0.39);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-navy);
  background: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--color-blue);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover { color: #2563EB; }

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-navy);
}

h1 { font-size: 48px; }
h2 { font-size: 36px; }
h3 { font-size: 24px; }
h4 { font-size: 20px; }
h5 { font-size: 18px; }
h6 { font-size: 16px; }

p { margin-bottom: 1rem; }

/* Forms */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
  width: 100%;
  height: 56px;
  padding: 0 20px;
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--color-navy);
  background: var(--color-white);
  transition: var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

input::placeholder { color: var(--color-gray-400); }

textarea { height: auto; padding: 16px 20px; min-height: 120px; resize: vertical; }

label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-blue);
  color: var(--color-white);
  box-shadow: var(--shadow-blue);
}

.btn-primary:hover {
  background: #2563EB;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
  color: var(--color-white);
}

.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border: 2px solid var(--color-gray-200);
}

.btn-secondary:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
  background: rgba(59, 130, 246, 0.05);
}

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

.btn-outline:hover {
  background: var(--color-blue);
  color: var(--color-white);
}

.btn-large { padding: 16px 32px; font-size: 16px; border-radius: var(--radius-lg); }

.btn-block { width: 100%; }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

/* WordPress Specific */
.wp-block-group { max-width: 100%; }

.alignwide { max-width: 1280px; margin-left: auto; margin-right: auto; }
.alignfull { max-width: 100%; }

/* Screen Reader */
.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
}

/* WooCommerce Overrides */
.woocommerce-message,
.woocommerce-info,
.woocommerce-error {
  border-radius: var(--radius-md) !important;
  padding: 16px 20px !important;
  font-family: var(--font-body) !important;
}

.woocommerce button.button,
.woocommerce a.button {
  border-radius: var(--radius-md) !important;
  font-family: var(--font-heading) !important;
  font-weight: 600 !important;
  padding: 14px 24px !important;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.5); opacity: 0; }
}

.animate-fade-up {
  animation: fadeUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  opacity: 0;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.gradient-text {
  background: linear-gradient(135deg, var(--color-blue), var(--color-blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hidden { display: none !important; }

/* Responsive */
@media (max-width: 1023px) {
  .container { padding: 0 24px; }
  h1 { font-size: 36px; }
  h2 { font-size: 28px; }
  h3 { font-size: 22px; }
}

@media (max-width: 639px) {
  .container { padding: 0 16px; }
  h1 { font-size: 28px; }
  h2 { font-size: 24px; }
  h3 { font-size: 20px; }
  
  .btn { width: 100%; }
  .btn-large { padding: 14px 24px; font-size: 15px; }
}

/* ==============================================
   DASHBOARD STYLES
   ============================================== */

.dashboard-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

/* Sidebar */
.dashboard-sidebar {
  background: var(--color-white);
  border-right: 1px solid var(--color-gray-200);
  padding: var(--space-5);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  text-decoration: none;
}

.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-blue), var(--color-blue-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-family: var(--font-heading);
  font-size: 16px;
}

.sidebar-logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-navy);
}

.sidebar-logo-text span { color: var(--color-blue); }

/* Progress Widget */
.progress-widget {
  background: linear-gradient(135deg, var(--color-navy), #1E293B);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-5);
  color: white;
}

.progress-widget-title {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: var(--space-4);
  opacity: 0.9;
}

.progress-circle-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.progress-circle {
  width: 140px;
  height: 140px;
  position: relative;
}

.progress-circle svg { transform: rotate(-90deg); }

.progress-circle-bg {
  fill: none;
  stroke: rgba(255,255,255,0.1);
  stroke-width: 8;
}

.progress-circle-fill {
  fill: none;
  stroke: url(#progressGradient);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 377;
  stroke-dashoffset: 184;
  transition: stroke-dashoffset 1s ease-out;
}

.progress-circle-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 800;
}

.progress-circle-label {
  text-align: center;
  font-size: 13px;
  opacity: 0.7;
}

.progress-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.progress-stat {
  text-align: center;
  padding: var(--space-3);
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
}

.progress-stat-value {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
}

.progress-stat-label {
  font-size: 12px;
  opacity: 0.7;
  margin-top: 2px;
}

/* Time Widget */
.time-widget {
  background: var(--color-cream);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-5);
}

.time-widget-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.time-widget-header svg { color: var(--color-blue); }

.time-widget-title {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
}

.time-widget-bar {
  height: 6px;
  background: var(--color-gray-200);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: var(--space-3);
}

.time-widget-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-blue), var(--color-blue-light));
  border-radius: 3px;
}

.time-widget-text {
  font-size: 13px;
  color: var(--color-gray-600);
}

.time-widget-text strong { color: var(--color-navy); }

/* Sidebar Nav */
.sidebar-nav-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-gray-400);
  margin-bottom: var(--space-3);
  padding-left: var(--space-3);
}

.sidebar-nav {
  list-style: none;
  margin-bottom: var(--space-5);
}

.sidebar-nav li { margin-bottom: 2px; }

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-gray-600);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition-base);
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
  background: var(--color-cream);
  color: var(--color-navy);
}

.sidebar-nav a.active { font-weight: 600; }

/* Main Content */
.dashboard-main {
  padding: var(--space-6);
  overflow-y: auto;
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
}

.dashboard-header-title h1 {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-navy);
}

.dashboard-header-subtitle {
  color: var(--color-gray-600);
  font-size: 15px;
  margin-top: 2px;
}

.header-profile {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-notification {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: var(--transition-base);
}

.header-notification:hover { border-color: var(--color-blue); }

.header-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-base);
}

.header-user:hover { border-color: var(--color-blue); }

.header-user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-blue), #8B5CF6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 14px;
}

.header-user-name { font-weight: 600; font-size: 14px; }

/* Welcome Banner */
.welcome-banner {
  background: linear-gradient(135deg, var(--color-blue), #2563EB);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  color: white;
  margin-bottom: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.welcome-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}

.welcome-banner-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--space-2);
  position: relative;
}

.welcome-banner-text {
  opacity: 0.9;
  font-size: 15px;
  position: relative;
}

.welcome-banner-action {
  background: white;
  color: var(--color-blue);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: var(--transition-base);
  position: relative;
  flex-shrink: 0;
}

.welcome-banner-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

/* Section Title Bar */
.section-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-5);
}

.section-title-bar h2 {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
}

.section-title-bar a {
  color: var(--color-blue);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Modules Grid */
.dash-modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.dash-module-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  border: 1px solid var(--color-gray-200);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: block;
}

.dash-module-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--module-color, var(--color-blue));
}

.dash-module-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.dash-module-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-4);
}

.dash-module-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: var(--module-bg, var(--color-gray-100));
}

.dash-module-progress-pct {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--module-color, var(--color-blue));
}

.dash-module-name {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.dash-module-bar {
  height: 6px;
  background: var(--color-gray-100);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: var(--space-3);
}

.dash-module-bar-fill {
  height: 100%;
  background: var(--module-color, var(--color-blue));
  border-radius: 3px;
  transition: width 0.6s ease-out;
}

.dash-module-meta {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--color-gray-400);
}

/* Mobile Header (Dashboard) */
.mobile-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
}

.mobile-header-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-navy);
}

.mobile-header-logo span { color: var(--color-blue); }

.mobile-menu-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 20px;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 999;
  backdrop-filter: blur(4px);
}

.sidebar-overlay.active { display: block; }

/* ==============================================
   QCM INTERFACE STYLES
   ============================================== */

.qcm-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.qcm-header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.qcm-header-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.qcm-module-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: #FEF2F2;
  border-radius: var(--radius-md);
  color: var(--color-error);
  font-size: 14px;
  font-weight: 600;
}

.qcm-mode-badge {
  padding: var(--space-2) var(--space-3);
  background: var(--color-cream);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-gray-600);
}

.qcm-timer {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-navy);
}

.qcm-timer.warning { color: var(--color-error); }

.qcm-progress-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.qcm-progress-bar {
  height: 4px;
  background: var(--color-gray-100);
  border-radius: 2px;
  margin-top: var(--space-3);
  overflow: hidden;
}

.qcm-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-blue), var(--color-blue-light));
  border-radius: 2px;
  transition: width 0.3s ease;
  width: 0%;
}

.qcm-progress-text {
  font-size: 13px;
  color: var(--color-gray-400);
  text-align: right;
  margin-top: var(--space-1);
}

.qcm-container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-5);
}

.question-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-5);
}

.question-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-5);
}

.question-number {
  width: 40px;
  height: 40px;
  background: var(--color-error);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.question-meta { display: flex; gap: var(--space-3); }

.question-difficulty {
  padding: var(--space-1) var(--space-3);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
}

.difficulty-easy { background: #ECFDF5; color: #059669; }
.difficulty-medium { background: #FFFBEB; color: #D97706; }
.difficulty-hard { background: #FEF2F2; color: #DC2626; }
.difficulty-trap { background: #F5F3FF; color: #7C3AED; }

.question-text {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--color-navy);
  margin-bottom: var(--space-5);
}

.answers-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.answer-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-cream);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-base);
  position: relative;
}

.answer-item:hover { border-color: var(--color-blue); background: white; }
.answer-item.selected { border-color: var(--color-blue); background: rgba(59, 130, 246, 0.05); }
.answer-item.correct { border-color: var(--color-success); background: rgba(16, 185, 129, 0.05); }
.answer-item.incorrect { border-color: var(--color-error); background: rgba(239, 68, 68, 0.05); }
.answer-item.locked { pointer-events: none; opacity: 0.8; }

.answer-radio {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-gray-400);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.answer-item.selected .answer-radio { border-color: var(--color-blue); background: var(--color-blue); }
.answer-item.correct .answer-radio { border-color: var(--color-success); background: var(--color-success); }
.answer-item.incorrect .answer-radio { border-color: var(--color-error); background: var(--color-error); }

.answer-radio::after {
  content: '';
  width: 8px;
  height: 8px;
  background: white;
  border-radius: 50%;
  display: none;
}

.answer-item.selected .answer-radio::after,
.answer-item.correct .answer-radio::after,
.answer-item.incorrect .answer-radio::after { display: block; }

.answer-text { font-size: 15px; line-height: 1.6; flex: 1; }

.answer-badge {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 600;
  flex-shrink: 0;
}

.badge-correct { background: #ECFDF5; color: #059669; }
.badge-incorrect { background: #FEF2F2; color: #DC2626; }

.explanation-box {
  margin-top: var(--space-4);
  padding: var(--space-4);
  background: linear-gradient(135deg, #EFF6FF, #DBEAFE);
  border: 1px solid #BFDBFE;
  border-radius: var(--radius-lg);
  display: none;
}

.explanation-box.visible { display: block; }

.explanation-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 14px;
  color: var(--color-blue);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.explanation-text { font-size: 14px; color: var(--color-gray-600); line-height: 1.7; }

.explanation-tip {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid #BFDBFE;
  font-size: 13px;
  color: var(--color-gray-600);
}

.explanation-tip strong { color: #D97706; }

.open-answer-area {
  width: 100%;
  padding: 1rem;
  background: var(--color-cream);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  resize: vertical;
  min-height: 120px;
  outline: none;
  transition: var(--transition-base);
}

.open-answer-area:focus { border-color: var(--color-blue); background: white; }

.open-feedback {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  display: none;
}

.open-feedback.visible { display: block; }
.open-feedback.correct { background: rgba(16,185,129,0.08); border: 1px solid rgba(16,185,129,0.3); }
.open-feedback.incorrect { background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.3); }
.open-feedback.partial { background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.3); }

.open-sample {
  margin-top: var(--space-3);
  padding: var(--space-3);
  background: white;
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--color-gray-600);
}

.qcm-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-6);
}

.qcm-nav-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
}

.qcm-nav-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.qcm-nav-btn-prev { background: var(--color-cream); color: var(--color-gray-600); border: 1px solid var(--color-gray-200); }
.qcm-nav-btn-next { background: var(--color-blue); color: white; }
.qcm-nav-btn-finish { background: linear-gradient(135deg, #10B981, #059669); color: white; }

.question-dots {
  display: flex;
  gap: var(--space-1);
  justify-content: center;
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.question-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-gray-200);
  cursor: pointer;
  transition: var(--transition-base);
}

.question-dot.answered { background: var(--color-blue); }
.question-dot.correct { background: var(--color-success); }
.question-dot.incorrect { background: var(--color-error); }
.question-dot.current { box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2); }

.results-screen {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.results-score-circle {
  width: 180px;
  height: 180px;
  margin: 0 auto var(--space-5);
  position: relative;
}

.results-score-circle svg { transform: rotate(-90deg); }

.results-score-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.results-score-value {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 800;
}

.results-score-label { font-size: 14px; color: var(--color-gray-400); }

.results-message {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.results-details {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.results-detail {
  padding: var(--space-4);
  background: var(--color-cream);
  border-radius: var(--radius-lg);
}

.results-detail-value {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
}

.results-detail-label {
  font-size: 13px;
  color: var(--color-gray-400);
  margin-top: var(--space-1);
}

.results-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

.btn-new {
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, #00a8e8, #00d2b4);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0,168,232,0.25);
}

/* ==============================================
   FICHE VIEWER (Full Screen Protected Reader)
   ============================================== */

.fiche-viewer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.95);
  z-index: 9999;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.fiche-viewer-overlay.active { display: flex; }

.fiche-viewer-content {
  width: 100%;
  max-width: 960px;
  height: 90vh;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
}

.fiche-viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--color-navy);
  color: white;
  flex-shrink: 0;
}

.fiche-viewer-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
}

.fiche-viewer-page {
  font-size: 14px;
  opacity: 0.8;
}

.fiche-viewer-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.fiche-viewer-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.1);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
  font-size: 18px;
}

.fiche-viewer-btn:hover { background: rgba(255,255,255,0.2); }

.fiche-viewer-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6) var(--space-6);
  position: relative;
  -webkit-overflow-scrolling: touch;
}

.fiche-viewer-body::-webkit-scrollbar { width: 8px; }
.fiche-viewer-body::-webkit-scrollbar-track { background: var(--color-gray-100); }
.fiche-viewer-body::-webkit-scrollbar-thumb { background: var(--color-gray-300); border-radius: 4px; }

.fiche-viewer-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--color-cream);
  border-top: 1px solid var(--color-gray-200);
  flex-shrink: 0;
}

.fiche-viewer-nav-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  background: white;
  color: var(--color-navy);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.fiche-viewer-nav-btn:hover:not(:disabled) { border-color: var(--color-blue); color: var(--color-blue); }
.fiche-viewer-nav-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.fiche-viewer-progress {
  height: 4px;
  background: var(--color-gray-200);
  border-radius: 2px;
  overflow: hidden;
  width: 200px;
}

.fiche-viewer-progress-fill {
  height: 100%;
  background: var(--color-blue);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.fiche-slide {
  display: none;
  animation: fadeIn 0.3s ease;
}

.fiche-slide.active { display: block; }

.fiche-slide h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-navy);
}

.fiche-slide ul {
  list-style: none;
  padding: 0;
}

.fiche-slide li {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: 15px;
  line-height: 1.7;
}

.fiche-slide li:last-child { border-bottom: none; }

.fiche-slide strong { color: var(--color-blue); }

.fiche-slide p { margin-bottom: var(--space-3); line-height: 1.7; }

.fiche-schema {
  margin: var(--space-4) 0;
  text-align: center;
}

.fiche-schema img,
.fiche-schema svg {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

/* Swipe hint for mobile */
.fiche-swipe-hint {
  display: none;
  text-align: center;
  font-size: 12px;
  color: var(--color-gray-400);
  padding: var(--space-2);
}

/* ==============================================
   DASHBOARD & QCM RESPONSIVE
   ============================================== */

@media (max-width: 1023px) {
  .container { padding: 0 24px; }
  h1 { font-size: 36px; }
  h2 { font-size: 28px; }
  h3 { font-size: 22px; }

  .dashboard-layout { grid-template-columns: 1fr; }
  .dashboard-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    box-shadow: 4px 0 24px rgba(0,0,0,0.15);
  }
  .dashboard-sidebar.open { transform: translateX(0); }
  .mobile-header { display: flex !important; }
  .dash-modules-grid { grid-template-columns: repeat(2, 1fr); }

  .qcm-container { padding: var(--space-4) var(--space-4); }
  .question-card { padding: var(--space-5); }
  .results-score-circle { width: 160px; height: 160px; }
  .results-score-value { font-size: 40px; }
  .fiche-viewer-content { max-width: 90vw; height: 85vh; }
}

@media (max-width: 767px) {
  .container { padding: 0 16px; }
  h1 { font-size: 28px; }
  h2 { font-size: 24px; }
  h3 { font-size: 20px; }
  .btn { width: 100%; }
  .btn-large { padding: 14px 24px; font-size: 15px; }

  .dashboard-main { padding: var(--space-4); }
  .dash-modules-grid { grid-template-columns: 1fr; }
  .welcome-banner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-4);
    padding: var(--space-5);
  }
  .welcome-banner-title { font-size: 20px; }
  .welcome-banner-text { font-size: 14px; }
  .dashboard-header {
    flex-direction: row;
    gap: var(--space-3);
    align-items: center;
  }
  .dashboard-header-title h1 { font-size: 22px; }
  .header-user-name { display: none; }
  .section-title-bar h2 { font-size: 18px; }
  .dash-module-card { padding: var(--space-4); }
  .dash-module-name { font-size: 15px; }

  .qcm-header-inner { flex-wrap: wrap; gap: var(--space-3); padding: 0 var(--space-4); }
  .qcm-header-right { width: 100%; justify-content: space-between; }
  .qcm-timer { font-size: 16px; }
  .question-card { padding: var(--space-4); border-radius: var(--radius-lg); }
  .question-text { font-size: 16px; }
  .answer-item { padding: var(--space-3); gap: var(--space-3); }
  .answer-text { font-size: 14px; }
  .results-details { grid-template-columns: 1fr; }
  .results-score-circle { width: 140px; height: 140px; }
  .results-score-value { font-size: 36px; }
  .results-message { font-size: 20px; }
  .qcm-nav { flex-direction: column; gap: var(--space-3); }
  .qcm-nav-btn { width: 100%; justify-content: center; }
  .question-dots { gap: 6px; }
  .question-dot { width: 8px; height: 8px; }
  .btn-new { font-size: 12px; padding: 0.4rem 0.75rem; }
  .fiche-viewer-content { max-width: 100vw; height: 100vh; border-radius: 0; }
  .fiche-viewer-body { padding: var(--space-4); }
  .fiche-slide h3 { font-size: 18px; }
  .fiche-slide li { font-size: 14px; }
  .fiche-swipe-hint { display: block; }
}

@media (max-width: 359px) {
  .question-card { padding: var(--space-3); }
  .qcm-container { padding: var(--space-3); }
  .results-score-circle { width: 120px; height: 120px; }
  .results-score-value { font-size: 28px; }
  .fiche-viewer-nav-btn { padding: var(--space-2) var(--space-3); font-size: 12px; }
}

/* ==============================================
   LANDING PAGE — Exam Diag Immo
   ============================================== */

.landing-hero {
  background: linear-gradient(135deg, #0c1925 0%, #152733 50%, #0a1a2a 100%);
  color: white;
  padding: 120px 0 100px;
  position: relative;
  overflow: hidden;
}
.landing-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,168,232,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.landing-hero-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}
.landing-hero-badge {
  display: inline-block;
  background: rgba(0,168,232,0.15);
  border: 1px solid rgba(0,168,232,0.3);
  color: #00a8e8;
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 32px;
}
.landing-hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  color: white;
}
.landing-hero h1 span {
  background: linear-gradient(90deg, #00a8e8, #00d2b4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.landing-hero-subtitle {
  font-size: 20px;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  max-width: 680px;
  margin: 0 auto 40px;
}
.landing-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 40px;
  background: linear-gradient(135deg, #00a8e8, #00d2b4);
  color: white;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 8px 32px rgba(0,168,232,0.3);
}
.landing-hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,168,232,0.4);
  color: white;
}
.landing-hero-trust {
  margin-top: 40px;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
}

.landing-section {
  padding: 80px 0;
}
.landing-section-alt {
  background: #f8fafc;
}
.landing-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}
.landing-section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}
.landing-section-header h2 {
  font-size: 36px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 16px;
}
.landing-section-header p {
  font-size: 18px;
  color: #64748b;
  line-height: 1.7;
}

.landing-problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.landing-problem-card {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 32px;
  text-align: center;
}
.landing-problem-icon {
  font-size: 40px;
  margin-bottom: 16px;
}
.landing-problem-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 8px;
}
.landing-problem-card p {
  font-size: 15px;
  color: #64748b;
  line-height: 1.6;
}

.landing-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.landing-feature-card {
  background: white;
  border-radius: 16px;
  padding: 40px;
  border: 1px solid #e2e8f0;
  display: flex;
  gap: 24px;
  align-items: flex-start;
}
.landing-feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, #00a8e8, #00d2b4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}
.landing-feature-content h3 {
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 8px;
}
.landing-feature-content p {
  font-size: 15px;
  color: #64748b;
  line-height: 1.6;
}
.landing-feature-tag {
  display: inline-block;
  background: #ecfdf5;
  color: #10b981;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  margin-top: 12px;
}

.landing-modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.landing-module-card {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 28px 20px;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.landing-module-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.08);
}
.landing-module-icon {
  font-size: 32px;
  margin-bottom: 12px;
}
.landing-module-card h4 {
  font-size: 15px;
  font-weight: 600;
  color: #0f172a;
}

.landing-pricing {
  background: linear-gradient(135deg, #0c1925 0%, #152733 100%);
  color: white;
  padding: 100px 0;
  text-align: center;
}
.landing-pricing-card {
  max-width: 480px;
  margin: 0 auto;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px;
  padding: 48px;
  backdrop-filter: blur(10px);
}
.landing-pricing-label {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: #00a8e8;
  margin-bottom: 16px;
}
.landing-pricing-price {
  font-size: 64px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
}
.landing-pricing-price span {
  font-size: 20px;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
}
.landing-pricing-period {
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 32px;
}
.landing-pricing-features {
  text-align: left;
  margin-bottom: 32px;
}
.landing-pricing-features li {
  list-style: none;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.landing-pricing-features li::before {
  content: '✓';
  color: #00d2b4;
  font-weight: 700;
}
.landing-pricing-guarantee {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  margin-top: 20px;
}

.landing-cta-bar {
  background: linear-gradient(135deg, #00a8e8, #00d2b4);
  padding: 60px 0;
  text-align: center;
}
.landing-cta-bar h2 {
  color: white;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 24px;
}
.landing-cta-bar a {
  display: inline-block;
  padding: 16px 40px;
  background: white;
  color: #0f172a;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s;
}
.landing-cta-bar a:hover {
  transform: translateY(-2px);
  color: #0f172a;
}

@media (max-width: 1023px) {
  .landing-hero h1 { font-size: 40px; }
  .landing-problem-grid { grid-template-columns: 1fr; }
  .landing-features-grid { grid-template-columns: 1fr; }
  .landing-modules-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  .landing-hero { padding: 80px 0 60px; }
  .landing-hero h1 { font-size: 32px; }
  .landing-hero-subtitle { font-size: 17px; }
  .landing-section { padding: 60px 0; }
  .landing-section-header h2 { font-size: 28px; }
  .landing-pricing-card { padding: 32px 24px; }
  .landing-pricing-price { font-size: 48px; }
  .landing-cta-bar h2 { font-size: 24px; }
  .landing-modules-grid { grid-template-columns: 1fr; }
}

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