/* ==========================================================================
   FERVANTO • PAK HAY MO - HEALTH INFORMATION & RESEARCH PORTAL
   Established 1975 | Paris, France
   Clean Human Craft CSS Stylesheet
   ========================================================================== */

:root {
  --color-primary: #0f2942;
  --color-primary-dark: #0a1c2e;
  --color-primary-light: #1e3a5f;
  --color-accent: #c59b27;
  --color-accent-hover: #b38a1f;
  --color-accent-light: #fdf8eb;
  --color-secondary: #0284c7;
  --color-success: #15803d;
  --color-bg-light: #f8fafc;
  --color-bg-card: #ffffff;
  --color-text-main: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --font-serif: "Merriweather", Georgia, Cambria, "Times New Roman", Times, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  line-height: 1.6;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  flex: 1 0 auto;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.25;
  margin-top: 0;
}

p {
  margin-top: 0;
  margin-bottom: 1.25rem;
}

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

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

/* Reading Progress Bar */
#reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  width: 0%;
  z-index: 9999;
  transition: width 0.1s ease;
}

/* Header & Topbar */
.top-bar {
  background-color: var(--color-primary-dark);
  color: #cbd5e1;
  font-size: 0.8125rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar a {
  color: #e2e8f0;
}

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

.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.6rem;
  background-color: var(--color-accent-light);
  border: 1px solid rgba(197, 155, 39, 0.3);
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #854d0e;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: #334155;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background-color: #f1f5f9;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #ffffff !important;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  color: #ffffff !important;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-accent:hover {
  background: linear-gradient(135deg, #a17816, var(--color-accent));
  box-shadow: var(--shadow-lg);
  transform: translateY(-1px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: 2px solid var(--color-primary);
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #ffffff !important;
  transform: translateY(-1px);
}

/* Cards & Containers */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: #cbd5e1;
}

.heritage-stamp {
  position: relative;
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background-color: #fef3c7;
  border: 1px dashed #d97706;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.8125rem;
  color: #92400e;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Assessment Interactive Tool */
.quiz-container {
  background: #ffffff;
  border: 2px solid #e2e8f0;
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: var(--shadow-lg);
}

.quiz-step {
  display: none;
}

.quiz-step.active {
  display: block;
  animation: fadeIn 0.3s ease forwards;
}

.quiz-option {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
  border: 2px solid #e2e8f0;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
  background: #f8fafc;
}

.quiz-option:hover {
  border-color: var(--color-secondary);
  background: #f0f9ff;
  transform: translateX(4px);
}

.quiz-option.selected {
  border-color: var(--color-primary);
  background: #eff6ff;
  font-weight: 600;
}

.quiz-radio {
  width: 1.25rem;
  height: 1.25rem;
  accent-color: var(--color-primary);
}

.quiz-progress {
  height: 8px;
  background-color: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.quiz-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  width: 25%;
  transition: width 0.3s ease;
}

/* Accordion */
.accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: 0.875rem;
  overflow: hidden;
  background: #ffffff;
  transition: border-color 0.2s ease;
}

.accordion-item:hover {
  border-color: #cbd5e1;
}

.accordion-header {
  width: 100%;
  padding: 1.25rem 1.5rem;
  text-align: left;
  background: transparent;
  border: none;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.accordion-header:hover {
  background-color: #f8fafc;
}

.accordion-icon {
  font-size: 1.25rem;
  font-weight: 400;
  transition: transform 0.3s ease;
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
  color: var(--color-accent);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out, padding 0.3s ease;
  background-color: #fafbfc;
  color: #475569;
  line-height: 1.65;
}

.accordion-item.active .accordion-body {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--color-border);
}

/* Toast Notification */
#toast-notification {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--color-primary-dark);
  color: #ffffff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 10000;
  transform: translateY(120%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  border-left: 4px solid var(--color-accent);
}

#toast-notification.show {
  transform: translateY(0);
}

/* Back to Top */
#back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #ffffff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: scale(0.8);
  transition: all 0.3s ease;
  z-index: 900;
}

#back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

#back-to-top:hover {
  background: var(--color-accent);
  transform: translateY(-3px);
}

/* Cookie Consent */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(15, 41, 66, 0.97);
  backdrop-filter: blur(8px);
  color: #f1f5f9;
  padding: 1.25rem 1.5rem;
  z-index: 9990;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
}

/* Table styling */
.compliance-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9375rem;
}

.compliance-table th, .compliance-table td {
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-border);
  text-align: left;
}

.compliance-table th {
  background-color: #f1f5f9;
  color: var(--color-primary);
  font-weight: 700;
}

.compliance-table tr:nth-child(even) td {
  background-color: #f8fafc;
}

/* Disclaimer Box */
.disclaimer-box {
  background-color: #fffbeb;
  border: 1px solid #fde68a;
  border-left: 4px solid #d97706;
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  color: #92400e;
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseSubtle {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.85; }
}

.animate-fade-in {
  animation: fadeIn 0.4s ease forwards;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 2rem;
  border-left: 2px solid #e2e8f0;
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
}

.timeline-dot {
  position: absolute;
  left: -2.55rem;
  top: 0.25rem;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid #ffffff;
  box-shadow: 0 0 0 2px #e2e8f0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .quiz-container {
    padding: 1.5rem;
  }
  .site-header .nav-desktop {
    display: none;
  }
}