/* =====================================
   PORTAL DESIGN SYSTEM v2
   Mobile-first, modern, consistent
   ===================================== */

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --primary-50: #eff6ff;
  --secondary: #1e40af;
  --accent: #f59e0b;
  --accent-light: #fef3c7;
  --success: #059669;
  --success-light: #d1fae5;
  --warning: #d97706;
  --warning-light: #fef3c7;
  --danger: #dc2626;
  --danger-light: #fee2e2;
  --info: #0284c7;
  --info-light: #e0f2fe;

  --text: #111827;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --bg: #f8fafc;
  --bg-alt: #f1f5f9;
  --card: #ffffff;
  --border: #e5e7eb;
  --border-light: #f3f4f6;

  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow: 0 1px 3px 0 rgba(0,0,0,0.1), 0 1px 2px -1px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);

  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  padding-top: 56px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary-dark); }

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

/* ===== TOP BAR ===== */
.top-bar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.top-bar-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 56px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  gap: 12px;
}

.top-bar-brand { font-weight: 600; color: var(--text); white-space: nowrap; }
.top-bar-brand span { color: var(--primary); }

.contact-quick {
  display: flex;
  gap: 16px;
  align-items: center;
}

.contact-quick a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.8125rem;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color 0.2s;
}

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

/* ===== HEADER ===== */
.header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  padding: 48px 16px;
  position: relative;
  overflow: hidden;
}

.header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}

.header::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.header h1 {
  color: #fff;
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.header p {
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  font-weight: 400;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== CONTAINER ===== */
.container { max-width: 1400px; margin: 0 auto; padding: 0; }

.main-content { padding: 24px 16px; }

/* ===== SECTION TITLE ===== */
.section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
  letter-spacing: -0.025em;
}

.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  margin-top: 8px;
}

/* ===== CARDS ===== */
.card {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 24px;
  transition: all 0.25s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  line-height: 1.4;
  white-space: nowrap;
}

.btn:hover {
  background: var(--bg-alt);
  border-color: var(--text-muted);
  color: var(--text);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}

.btn-success {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
}

.btn-success:hover {
  background: #047857;
  border-color: #047857;
  color: #fff;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}

.btn-danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  color: #fff;
}

.btn-sm { padding: 6px 12px; font-size: 0.8125rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-family: var(--font);
  color: var(--text);
  background: var(--card);
  transition: all 0.2s;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}

.form-group input::placeholder { color: var(--text-muted); }

.form-group textarea { resize: vertical; min-height: 100px; }

/* ===== ALERTS ===== */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.alert-success {
  background: var(--success-light);
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.alert-danger {
  background: var(--danger-light);
  color: #991b1b;
  border: 1px solid #fca5a5;
}

.alert-warning {
  background: var(--warning-light);
  color: #92400e;
  border: 1px solid #fcd34d;
}

.alert-info {
  background: var(--info-light);
  color: #075985;
  border: 1px solid #bae6fd;
}

/* ===== ERROR MESSAGE ===== */
.error-message {
  background: var(--danger-light);
  color: #991b1b;
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  text-align: center;
  font-size: 0.875rem;
  border: 1px solid #fca5a5;
}

/* ===== STATUS BADGE ===== */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.status-badge.success {
  background: var(--success-light);
  color: #065f46;
}

.status-badge.warning {
  background: var(--warning-light);
  color: #92400e;
}

.status-badge.danger {
  background: var(--danger-light);
  color: #991b1b;
}

.status-badge.info {
  background: var(--info-light);
  color: #075985;
}

.status-active { color: var(--success); }
.status-warning { color: var(--warning); }
.status-danger { color: var(--danger); }
.status-info { color: var(--info); }

/* ===== LOADING SPINNER ===== */
.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2.5px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ===== USER HEADER ===== */
.user-header {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}

.user-info .welcome-text {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
}

.logout-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--danger);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 7px 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.logout-btn:hover {
  background: #b91c1c;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(220,38,38,0.25);
}

/* ===== CONTACT INFO ===== */
.contact-info {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  text-align: center;
  margin-top: 28px;
  box-shadow: var(--shadow-sm);
}

.contact-info h3 {
  color: var(--text);
  font-size: 1.125rem;
  margin-bottom: 18px;
  font-weight: 700;
}

.contact-methods {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.contact-method {
  padding: 12px 20px;
  background: var(--bg);
  border-radius: var(--radius);
  min-width: 140px;
}

.contact-method strong {
  display: block;
  color: var(--text);
  margin-bottom: 2px;
  font-size: 0.875rem;
}

.contact-method span {
  color: var(--text-secondary);
  font-size: 0.8125rem;
}

/* ===== FOOTER LANDING ===== */
.footer-landing {
  background: var(--card);
  border-top: 1px solid var(--border);
  padding: 40px 16px;
  margin-top: 40px;
}

.footer-landing-content {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

.footer-landing h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.footer-landing > p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 24px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}

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

.footer-social {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.footer-social a {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all 0.2s;
}

.footer-social a:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-50);
}

.copyright {
  color: var(--text-muted);
  font-size: 0.8125rem;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}

/* ===== RESPONSIVE TABLET (768px+) ===== */
@media (min-width: 768px) {
  body { padding-top: 60px; }

  .top-bar-content { padding: 0 24px; font-size: 0.875rem; }
  .top-bar-content { min-height: 60px; }

  .header { padding: 64px 24px; }
  .header h1 { font-size: 2.25rem; }
  .header p { font-size: 1.125rem; }

  .main-content { padding: 32px 24px; }

  .section-title { font-size: 1.5rem; margin-bottom: 28px; }

  .card { padding: 28px; }

  .contact-info { padding: 36px 32px; }
  .contact-info h3 { font-size: 1.25rem; }
}

/* ===== RESPONSIVE DESKTOP (1024px+) ===== */
@media (min-width: 1024px) {
  .header { padding: 80px 32px; }
  .header h1 { font-size: 2.75rem; }

  .main-content { padding: 40px 32px; }

  .section-title { font-size: 1.75rem; }

  .card { padding: 32px; }
}

/* ===== RESPONSIVE LARGE (1280px+) ===== */
@media (min-width: 1280px) {
  .top-bar-content { padding: 0 40px; }
  .header { padding: 96px 40px; }
  .main-content { padding: 48px 40px; }
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.w-full { width: 100%; }