/* Swiss Museum Web Portal Stylesheet */
:root {
  --primary: #D52B1E;
  --primary-rgb: 213, 43, 30;
  --primary-hover: #B82015;
  --accent: #2B6CB0;
  --bg: #FAFAFC;
  --surface: #FFFFFF;
  --surface-subtle: #F1F3F9;
  --border: #E2E8F0;
  --text: #0F172A;
  --text-muted: #64748B;
  --text-inverse: #FFFFFF;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Newsreader', Georgia, serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #090D14;
    --surface: #131A26;
    --surface-subtle: #1C2536;
    --border: #2A364F;
    --text: #F8FAFC;
    --text-muted: #94A3B8;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 14px rgba(0,0,0,0.5);
    --shadow-lg: 0 12px 36px rgba(0,0,0,0.6);
  }
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

@media (prefers-color-scheme: dark) {
  .header {
    background: rgba(19, 26, 38, 0.85);
  }
}

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text);
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  box-shadow: 0 4px 10px rgba(var(--primary-rgb), 0.3);
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-badge {
  font-size: 0.75rem;
  background: var(--surface-subtle);
  color: var(--primary);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid var(--border);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: var(--surface-subtle);
}

/* Main Layout */
.main-content {
  flex: 1;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

/* Hero Section */
.hero {
  text-align: center;
  margin-bottom: 3.5rem;
  padding: 2.5rem 1rem;
  background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.05) 0%, rgba(43, 108, 176, 0.05) 100%);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.hero-tag {
  display: inline-block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
}

/* Document / Page Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.75rem;
  margin-bottom: 3rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--primary-rgb), 0.3);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(var(--primary-rgb), 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex: 1;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
}

.card-link:hover {
  text-decoration: underline;
}

/* Policy Content Container */
.policy-container {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-md);
}

.policy-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.policy-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 2rem 0 1rem 0;
  letter-spacing: -0.02em;
  color: var(--text);

  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.policy-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 1.5rem 0 0.75rem 0;
}

.policy-content p {
  margin-bottom: 1.2rem;
  color: var(--text-muted);
}

.policy-content ul, .policy-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  color: var(--text-muted);
}

.policy-content li {
  margin-bottom: 0.5rem;
}

.highlight-box {
  background: var(--surface-subtle);
  border-left: 4px solid var(--primary);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.5rem 0;
}

.highlight-box p {
  margin: 0;
  color: var(--text);
  font-weight: 500;
}

/* Contact & Support Elements */
.contact-card {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-subtle) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  text-align: center;
  margin: 2rem 0;
}

.email-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  margin-top: 1rem;
}

.email-badge:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

/* Accordion FAQs */
.faq-list {
  margin-top: 1.5rem;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  overflow: hidden;
  background: var(--surface);
  transition: var(--transition);
}

.faq-item[open] {
  box-shadow: var(--shadow-sm);
}

.faq-question {
  padding: 1.2rem 1.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  user-select: none;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--primary);
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-question::after {
  content: '−';
}

.faq-answer {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--text-muted);
  border-top: 1px solid transparent;
}

/* Contact Form */
.support-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 700;
}

.form-control {
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}

.btn-primary {
  background: var(--primary);
  color: white;
  padding: 0.9rem 1.5rem;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

/* Footer */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  margin-top: 4rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
}

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

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }
  .policy-container {
    padding: 1.5rem;
  }
  .nav-container {
    flex-direction: column;
    gap: 1rem;
  }
}