:root {
  --primary: #0A3A4A;
  --primary-dark: #072A36;
  --primary-light: #D6E9F0;
  --secondary: #F5A623;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --border-color: #e2e8f0;
  --error: #ef4444;
  --success: #10b981;
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.5;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header Styles */
.main-header {
  background-color: white;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  z-index: 105;
  position: relative;
}

.logo span {
  color: var(--secondary);
  font-weight: 400;
}

/* Desktop Navigation */
.desktop-nav {
  display: flex;
  gap: 2rem;
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  
  .logo {
    font-size: 1.125rem;
  }
}

/* Mobile Menu Button */
.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  z-index: 105;
  position: relative;
  padding: 0.25rem;
}

@media (max-width: 768px) {
  .mobile-menu-button {
    display: block;
  }
}

.mobile-menu-button.open svg {
  stroke: var(--primary);
}

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-primary);
  z-index: 100;
  padding-top: 5rem;
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.mobile-nav.open {
  display: block;
  transform: translateY(0);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.mobile-nav .nav-link {
  font-size: 1.25rem;
  padding: 0.5rem 0;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

@media (max-width: 768px) {
  .nav-links {
    gap: 1rem;
  }
}

.nav-link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Page Header */
.page-header {
  padding: 3rem 0 2rem;
  text-align: center;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.page-title {
  font-size: 2.25rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-weight: 700;
}

.page-description {
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.125rem;
}

@media (max-width: 768px) {
  .page-header {
    padding: 2rem 0 1.5rem;
  }
  
  .page-title {
    font-size: 1.75rem;
  }
  
  .page-description {
    font-size: 1rem;
  }
}

/* Content Layout */
.content-container {
  display: grid;
  grid-template-columns: minmax(300px, 1fr) minmax(0, 2fr);
  gap: 2rem;
  margin: 2rem 0 4rem;
}

@media (max-width: 992px) {
  .content-container {
    grid-template-columns: 1fr;
  }
}

/* Positions List */
.positions-list {
  background-color: var(--bg-primary);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  border: 1px solid var(--border-color);
  height: fit-content;
}

.positions-list-container {
  display: flex;
  flex-direction: column;
}

.position-item {
  padding: 1.25rem;
  background-color: var(--bg-primary);
  cursor: pointer;
  transition: background-color 0.2s;
  border-bottom: 1px solid var(--border-color);
}

.position-item:last-child {
  border-bottom: none;
}

.position-item:hover {
  background-color: var(--bg-secondary);
}

.position-item.active {
  background-color: var(--primary-light);
  border-left: 4px solid var(--primary);
}

.position-item-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.position-item-meta {
  display: flex;
  align-items: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.position-item-meta svg {
  width: 1rem;
  height: 1rem;
  margin-right: 0.25rem;
}

.position-item-meta .separator {
  margin: 0 0.5rem;
}

/* Position Details */
.position-details {
  background-color: var(--bg-primary);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  padding: 2rem;
  border: 1px solid var(--border-color);
}

@media (max-width: 768px) {
  .position-details {
    padding: 1.5rem;
  }
}

.position-details-placeholder {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 300px;
  color: var(--text-secondary);
  font-size: 1.125rem;
  text-align: center;
}

.position-details-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.position-details-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
}

.position-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
}

.position-details-meta {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}

.position-details-meta svg {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: 0.5rem;
}

.position-details-description {
  margin-bottom: 2rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.position-details-section {
  margin-bottom: 2rem;
}

.position-details-section-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
}

.position-details-section-title svg {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: 0.5rem;
  color: var(--primary);
}

.position-details-list {
  list-style-position: outside;
  padding-left: 1.5rem;
}

.position-details-list li {
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.position-details-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 2rem;
}

@media (max-width: 768px) {
  .position-details-footer {
    justify-content: center;
  }
  
  .position-details-footer .btn {
    width: 100%;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: none;
  font-size: 0.875rem;
  transition: all 0.2s;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
}

.btn-icon {
  margin-left: 0.5rem;
}

/* Loading Spinner */
.loading-spinner {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 5rem 0;
}

.loading-spinner:after {
  content: "";
  width: 3rem;
  height: 3rem;
  border: 0.25rem solid #f3f3f3;
  border-top: 0.25rem solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.error-message, .empty-state {
  text-align: center;
  padding: 3rem 0;
  color: var(--text-secondary);
}

/* Back to List Button for Mobile */
.back-to-list {
  display: none;
  margin-bottom: 1rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  align-items: center;
  gap: 0.5rem;
}

@media (max-width: 992px) {
  .back-to-list {
    display: flex;
  }
}

/* Mobile-specific adjustments */
@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .position-item {
    padding: 1rem;
  }
  
  .position-details {
    padding: 1.25rem;
  }
  
  .position-details-title {
    font-size: 1.5rem;
  }
}

/* 添加這些樣式到 positions.css */
.logo-container {
  display: flex;
  align-items: center;
}

.nav-logo {
  height: 40px;
  margin-right: 10px;
}

@media (max-width: 768px) {
  .logo-container {
    flex-wrap: nowrap;
  }
  
  .nav-logo {
    height: 32px;
    margin-right: 8px;
  }
  
  .logo {
    font-size: 16px;
    white-space: nowrap;
  }
}