/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */

:root {
  /* Color Palette - Dark Theme (Default) */
  --bg-app: #090d16;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(24, 33, 53, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-inverse: #0f172a;
  
  --primary-color: #6366f1; /* Indigo */
  --primary-glow: rgba(99, 102, 241, 0.15);
  --primary-hover: #4f46e5;
  
  --accent-color: #f59e0b; /* Amber */
  --success-color: #10b981; /* Emerald */
  --danger-color: #ef4444; /* Rose */
  --info-color: #06b6d4; /* Cyan */
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  --font-family: 'Inter', sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme overrides */
body.light-theme {
  --bg-app: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: rgba(255, 255, 255, 1);
  --border-color: rgba(0, 0, 0, 0.08);
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-inverse: #ffffff;
  
  --primary-color: #4f46e5;
  --primary-glow: rgba(79, 70, 229, 0.1);
  --primary-hover: #3730a3;
  
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-app);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

button, input, textarea {
  font-family: inherit;
  color: inherit;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.app-header {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 2.25rem;
  height: 2.25rem;
  color: var(--primary-color);
  background: var(--primary-glow);
  padding: 0.45rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.logo-area h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.logo-area .subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

/* Sun/Moon Theme Toggle icon display */
body.dark-theme .sun-icon { display: block; }
body.dark-theme .moon-icon { display: none; }
body.light-theme .sun-icon { display: none; }
body.light-theme .moon-icon { display: block; }

/* Navigation Tab Bar */
.app-nav {
  border-top: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  gap: 1.5rem;
}

.nav-tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.75rem 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
}

.nav-tab i {
  width: 1.1rem;
  height: 1.1rem;
}

.nav-tab:hover {
  color: var(--text-main);
}

.nav-tab.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

/* ==========================================================================
   LAYOUT & CONTAINER
   ========================================================================== */

.app-content {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.content-view {
  display: none;
  animation: fadeIn 0.4s ease-out;
}

.content-view.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .section-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.section-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn i {
  width: 1.1rem;
  height: 1.1rem;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--text-inverse);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-main);
}

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

.btn-block {
  width: 100%;
}

/* ==========================================================================
   FILTERS
   ========================================================================== */

.filters {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 0.25rem;
  border-radius: var(--radius-md);
  gap: 0.25rem;
}

.filter-btn {
  background: transparent;
  border: none;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--text-main);
}

.filter-btn.active {
  background-color: var(--primary-color);
  color: var(--text-inverse);
}

/* ==========================================================================
   GUDSTJENESTER GRID & CARDS (MEMBER VIEW)
   ========================================================================== */

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-4px);
  background: var(--bg-card-hover);
  border-color: rgba(99, 102, 241, 0.25);
  box-shadow: var(--shadow-lg);
}

/* Decorative strip on the left */
.service-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background-color: var(--primary-color);
}

.card-date-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-color);
}

.card-title-group h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  letter-spacing: -0.01em;
}

.card-notes {
  font-size: 0.85rem;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.15);
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--primary-color);
}

body.light-theme .card-notes {
  background: rgba(0, 0, 0, 0.03);
}

.card-roles-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

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

.roles-title {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.roles-progress {
  font-size: 0.8rem;
  font-weight: 600;
}

/* Roles list inside card */
.roles-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.role-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

body.light-theme .role-row {
  background: rgba(0, 0, 0, 0.01);
}

.role-name {
  font-weight: 500;
}

.role-assignee {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.assignee-name {
  font-weight: 600;
  color: var(--success-color);
  background: rgba(16, 185, 129, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.assignee-name i {
  width: 0.8rem;
  height: 0.8rem;
}

.btn-action {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  border: 1px solid transparent;
}

.btn-action i {
  width: 0.8rem;
  height: 0.8rem;
}

.btn-signup {
  background: var(--primary-color);
  color: var(--text-inverse);
}

.btn-signup:hover {
  background: var(--primary-hover);
  transform: scale(1.02);
}

.btn-leave {
  background: transparent;
  border-color: var(--danger-color);
  color: var(--danger-color);
}

.btn-leave:hover {
  background: rgba(239, 68, 68, 0.1);
}

/* ==========================================================================
   ADMINISTRATION LAYOUT
   ========================================================================== */

.admin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .admin-grid {
    grid-template-columns: 1fr 1.5fr;
    align-items: start;
  }
}

.admin-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
}

.card-icon {
  color: var(--primary-color);
  width: 1.5rem;
  height: 1.5rem;
}

.card-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
}

/* Form Styles */
.service-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

input[type="text"],
input[type="date"],
input[type="time"],
textarea {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  outline: none;
}

body.light-theme input[type="text"],
body.light-theme input[type="date"],
body.light-theme input[type="time"],
body.light-theme textarea {
  background: #ffffff;
}

input[type="text"]:focus,
input[type="date"]:focus,
input[type="time"]:focus,
textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.input-help {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Admin list of services */
.admin-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.admin-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

body.light-theme .admin-item {
  background: rgba(0, 0, 0, 0.01);
}

.admin-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.admin-item-info h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.admin-item-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  gap: 0.75rem;
}

.btn-delete {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--danger-color);
}

.btn-delete:hover {
  background: var(--danger-color);
  color: var(--text-inverse);
  transform: translateY(-1px);
}

/* ==========================================================================
   MODAL DIALOG
   ========================================================================== */

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal.active {
  display: flex;
  animation: fadeIn 0.2s ease-out;
}

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 450px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: scaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#modal-service-details {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.modal-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Recent names section inside modal */
.recent-names-area {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.recent-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

.recent-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

body.light-theme .chip {
  background: rgba(0, 0, 0, 0.03);
}

.chip:hover {
  background: var(--primary-glow);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

/* ==========================================================================
   EMPTY STATES
   ========================================================================== */

.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  max-width: 500px;
  margin: 2rem auto;
}

.empty-icon {
  width: 3.5rem;
  height: 3.5rem;
  color: var(--text-muted);
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 1.15rem;
  font-weight: 600;
}

.empty-state p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.app-footer-bar {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  background: var(--bg-card);
  margin-top: auto;
}