/* Global variables & fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

@font-face {
  font-family: 'Comic Neue';
  src: url('/ComicNeue-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}

:root {
  /* Accent Color: Light blue-ish green (Teal) */
  --accent-color: #4ba2bd;
  --accent-hover: #94ddf3;
  --accent-light: #f0fdfa;
  
  /* Layout Colors: Clean white & plain */
  --bg-color: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  
  --text-color: #0f172a;
  --text-secondary: #64748b;
  --border-color: #e2e8f0;
  
  --danger-color: #ef4444;
  --danger-hover: #dc2626;
  --success-color: #10b981;
  --success-light: #ecfdf5;

  --font-family: 'Comic Neue', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --border-radius: 0px;
  --border-radius-sm: 0px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
}

/* Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  -webkit-tap-highlight-color: transparent;
}

/* Overrides om Outfit te gebruiken voor chats, bestanden en documenten */
.message-text,
.file-item,
.preview-body,
.preview-text,
.sheet-render-area,
table,
td,
th,
.file-subtext,
.file-name {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif !important;
}

body {
  background-color: var(--bg-secondary);
  color: var(--text-color);
  font-size: 16px;
  line-height: 1.5;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

/* Header & Navigation */
header {
  background: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 0;
  height: 56px;
}

.nav-tabs {
  display: flex;
  height: 100%;
  width: 100%;
}

.nav-tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.75rem;
  transition: var(--transition);
  height: 100%;
  gap: 2px;
}

.nav-tab .icon {
  width: 18px;
  height: 18px;
}

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

.nav-tab.active {
  background-color: var(--accent-color);
  color: #ffffff;
}

/* Main Area */
main {
  flex: 1;
  overflow: hidden;
  position: relative;
}

.view {
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.view.hidden {
  display: none !important;
}

.hidden {
  display: none !important;
}

#view-files,
#view-kern,
#view-user,
#view-admin {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.view-private-kern {
  background-color: #ffe5e0 !important; /* Premium light salmon */
}

.section-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Cards & Containers */
.card {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.card-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

hr {
  border: 0;
  border-top: 1px solid var(--border-color);
  margin: 1.25rem 0;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.375rem;
}

input[type="text"],
input[type="password"],
select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-size: 0.95rem;
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  color: var(--text-color);
  transition: var(--transition);
  outline: none;
}

input[type="text"]:focus,
input[type="password"]:focus,
select:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.inline-form {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.inline-form input {
  flex: 1;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--border-radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  gap: 0.5rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

.btn-primary {
  background-color: var(--accent-color);
  color: #ffffff;
}

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

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

.btn-danger:hover {
  background-color: var(--danger-color);
  color: #ffffff;
}

.btn-round {
  border-radius: 0;
  width: 44px;
  height: 44px;
  padding: 0;
}

/* Icons */
.icon {
  width: 16px;
  height: 16px;
  stroke-width: 2;
}

.icon-lg {
  width: 32px;
  height: 32px;
}

/* Auth Page */
#view-login {
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.auth-card {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  width: 100%;
  max-width: 380px;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
}

.auth-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.auth-logo {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 0.25rem;
  letter-spacing: -0.03em;
}

.auth-logo::before {
  content: "Cal.";
  color: var(--accent-color);
}

.auth-header p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.error-msg {
  background-color: #fef2f2;
  color: var(--danger-color);
  border: 1px solid #fee2e2;
  font-size: 0.85rem;
  padding: 0.75rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.25rem;
}

.status-msg {
  background-color: var(--accent-light);
  color: var(--accent-hover);
  border: 1px solid #ccfbf1;
  font-size: 0.85rem;
  padding: 0.75rem;
  border-radius: var(--border-radius);
  margin-top: 1rem;
}

/* Dropzone */
.file-dropzone {
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius);
  padding: 2rem;
  text-align: center;
  position: relative;
  background-color: var(--bg-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.file-dropzone:hover {
  border-color: var(--accent-color);
  background-color: var(--accent-light);
}

.file-dropzone input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.dropzone-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
}

.dropzone-text p {
  font-weight: 500;
  color: var(--text-color);
}

.dropzone-text small {
  font-size: 0.75rem;
}

/* Search Bar */
.search-bar {
  position: relative;
  width: 100%;
  max-width: 300px;
}

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-secondary);
  pointer-events: none;
}

.search-bar input {
  padding-left: 34px !important;
}

/* File list styling */
.file-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-color);
  transition: var(--transition);
  cursor: pointer;
}

.file-item:hover {
  border-color: var(--accent-color);
  background: var(--accent-light);
}

.file-info-col {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

.file-icon-wrapper {
  color: var(--accent-color);
  display: flex;
  align-items: center;
}

.file-meta {
  min-width: 0;
}

.file-name {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-color);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-subtext {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.file-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 0.375rem;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon:hover {
  color: var(--danger-color);
  background: #fef2f2;
}

/* Chat Layout */
.chat-layout {
  display: flex;
  flex-direction: column;
  flex: 1;
  height: 100%;
  background-color: var(--bg-color);
  overflow: hidden;
}

.chat-groups-tabs {
  display: flex;
  gap: 0;
  overflow-x: auto;
  padding: 0;
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-color);
  width: 100%;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}

.chat-groups-tabs::-webkit-scrollbar {
  height: 0px;
  background: transparent;
}

.chat-groups-tabs .group-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: 12px 8px;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 500;
  font-size: 0.85rem;
  transition: var(--transition);
  background-color: #ffffff;
  text-align: center;
}

.chat-groups-tabs .group-item:hover {
  background-color: var(--bg-secondary);
  color: var(--text-color);
}

.chat-groups-tabs .group-item.active {
  background-color: var(--accent-color);
  color: #ffffff;
}

.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.chat-header {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 56px;
}

#chat-typing-indicator {
  font-size: 0.75rem;
  color: var(--accent-color);
  font-style: italic;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background-color: var(--bg-color);
}

.message-bubble {
  display: flex;
  gap: 12px;
  width: 100%;
  padding: 10px 16px;
  align-self: stretch !important;
  max-width: 100% !important;
  background-color: transparent !important;
  color: var(--text-color) !important;
  border-radius: 0 !important;
  border-bottom: 1px solid var(--border-color);
}

.message-bubble:hover {
  background-color: var(--bg-secondary);
}

.chat-avatar {
  width: 38px;
  height: 38px;
  object-fit: cover;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  flex-shrink: 0;
}

.message-content-wrapper {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.message-meta {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 2px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.message-sender {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-color);
}

.message-time {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.message-text {
  font-size: 0.925rem;
  line-height: 1.4;
  word-break: break-word;
  color: var(--text-color);
  white-space: pre-wrap;
}

.chat-input-area {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 0.75rem;
  background: var(--bg-color);
}

.chat-input-area input {
  border-radius: 20px !important;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.modal-overlay.hidden {
  display: none !important;
}

.modal {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  max-height: 90vh;
}

.modal-fullscreen {
  max-width: 90vw;
  width: 1200px;
  height: 85vh;
}

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

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.25rem;
}

.modal-close:hover {
  color: var(--text-color);
}

.modal-body {
  padding: 1.25rem;
  overflow-y: auto;
  flex: 1;
}

/* Credentials Output */
.credentials-box {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: var(--border-radius);
  font-family: monospace;
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.cred-row {
  margin-bottom: 0.25rem;
}

.alert-success {
  background-color: var(--success-light);
  color: var(--success-color);
  border: 1px solid #d1fae5;
  font-size: 0.85rem;
  padding: 0.75rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.25rem;
}

.qr-section {
  text-align: center;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.qr-section p {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.qr-container {
  display: inline-flex;
  padding: 8px;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  margin-bottom: 0.5rem;
}

.qr-link a {
  color: var(--accent-color);
  font-size: 0.85rem;
  text-decoration: none;
  font-weight: 500;
}

.qr-link a:hover {
  text-decoration: underline;
}

/* User view */
.profile-card {
  text-align: center;
  max-width: 400px;
  margin: 2rem auto;
}

.avatar-large {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: var(--accent-light);
  color: var(--accent-color);
  font-size: 2rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  border: 2px solid var(--accent-color);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  background-color: var(--accent-light);
  color: var(--accent-color);
  border-radius: 12px;
  margin-top: 0.25rem;
}

.profile-info {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.info-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
}

.info-label {
  color: var(--text-secondary);
}

.info-value {
  font-weight: 500;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th, td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

th {
  background-color: var(--bg-secondary);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

tbody tr:hover {
  background-color: var(--bg-secondary);
}

/* Group Admin List */
.group-admin-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.group-admin-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-secondary);
}

/* Document Previews */
.preview-body {
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--bg-secondary);
  overflow: auto;
}

/* Spreadsheet specific rendering rules */
.preview-body table {
  width: max-content;
  min-width: 100%;
  border-collapse: collapse;
  font-family: monospace;
  font-size: 13px;
  background-color: #ffffff;
}

.preview-body th,
.preview-body td {
  border: 1px solid #cbd5e1;
  padding: 4px 8px;
  white-space: nowrap;
}

.preview-body th {
  background-color: var(--bg-tertiary);
  font-weight: bold;
  position: sticky;
  top: 0;
  z-index: 10;
}

.preview-body tr:nth-child(even) {
  background-color: #f8fafc;
}

.preview-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.preview-pdf,
.preview-text {
  width: 100%;
  height: 100%;
  border: none;
  background-color: #ffffff;
  padding: 1rem;
  font-family: monospace;
  white-space: pre-wrap;
  overflow: auto;
}

/* Mobile responsive adaptations */
@media(max-width: 768px) {
  .header-container {
    padding: 0;
  }
  
  .nav-tab {
    padding: 0 0.5rem;
  }
  
  .modal-fullscreen {
    max-width: 100vw;
    height: 100vh;
    border-radius: 0;
  }
  
  .section-container {
    padding: 0.25rem 0;
    gap: 0.5rem;
  }
  
  .card {
    border-radius: 0;
    border-left: none;
    border-right: none;
    padding: 1rem 0.75rem;
  }
  
  .modal {
    border-radius: 0;
    max-height: 100vh;
  }
}

/* Toggleable online gebruikers balk */
#chat-online-dropdown {
  display: flex;
  gap: 12px;
  padding: 8px 16px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
  width: 100%;
}

#chat-online-dropdown.hidden {
  display: none !important;
}

.online-drop-user {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
  flex-shrink: 0;
  min-width: 54px;
}

.online-drop-avatar-wrapper {
  position: relative;
  width: 34px;
  height: 34px;
}

.online-drop-avatar {
  width: 34px;
  height: 34px;
  object-fit: cover;
  border: 1px solid var(--border-color);
  background-color: #ffffff;
}

.online-drop-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 8px;
  height: 8px;
  background-color: var(--success-color);
  border-radius: 50%;
  border: 1px solid #ffffff;
}

.online-drop-name {
  font-size: 0.75rem;
  font-weight: 600;
  max-width: 60px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}