/* CloudApp - Google Drive style */
:root {
  --gdrive-bg: #fff;
  --gdrive-bg-secondary: #f8f9fa;
  --gdrive-border: #dadce0;
  --gdrive-text: #3c4043;
  --gdrive-text-secondary: #5f6368;
  --gdrive-link: #3c4043;
  --gdrive-link-hover: #202124;
  --gdrive-primary: #1a73e8;
  --gdrive-primary-hover: #1765cc;
  --gdrive-green: #34a853;
  --gdrive-green-hover: #2d8e47;
  --gdrive-red: #ea4335;
  --gdrive-radius: 8px;
  --gdrive-radius-sm: 4px;
  --gdrive-shadow: 0 1px 2px rgba(60,64,67,.3), 0 1px 3px 1px rgba(60,64,67,.15);
  --gdrive-shadow-hover: 0 1px 3px rgba(60,64,67,.3), 0 4px 8px 3px rgba(60,64,67,.15);
}

* { box-sizing: border-box; }
body { margin: 0; font-family: 'Google Sans', Roboto, system-ui, -apple-system, sans-serif; background: var(--gdrive-bg-secondary); color: var(--gdrive-text); font-size: 14px; }

/* Linki - bez podkreślenia, czarno-szare, hover: pogrubienie */
a {
  color: var(--gdrive-link);
  text-decoration: none;
  transition: font-weight .15s;
}
a:hover {
  font-weight: 600;
  color: var(--gdrive-link-hover);
}
a.action-link { font-size: 13px; }

/* Przyciski - lekko zaokrąglone, hover: zmiana tła i koloru */
.btn, button[type="submit"], .sa-btn {
  padding: 8px 16px;
  border-radius: var(--gdrive-radius-sm);
  border: 1px solid var(--gdrive-border);
  background: var(--gdrive-bg);
  color: var(--gdrive-text);
  cursor: pointer;
  font-size: 14px;
  transition: background .2s, color .2s, border-color .2s;
}
.btn:hover, button[type="submit"]:hover, .sa-btn:hover {
  background: var(--gdrive-bg-secondary);
  border-color: var(--gdrive-text-secondary);
}
.btn-primary, .sa-btn-primary, #uploadBtn {
  background: var(--gdrive-primary);
  color: #fff;
  border-color: var(--gdrive-primary);
}
.btn-primary:hover, .sa-btn-primary:hover, #uploadBtn:hover {
  background: var(--gdrive-primary-hover);
  border-color: var(--gdrive-primary-hover);
  color: #fff;
}

/* Inputy */
input[type="text"], input[type="email"], input[type="password"], input[type="number"], select {
  padding: 10px 12px;
  border: 1px solid var(--gdrive-border);
  border-radius: var(--gdrive-radius-sm);
  font-size: 14px;
  background: var(--gdrive-bg);
  transition: border-color .2s, box-shadow .2s;
}
input:focus, select:focus {
  outline: none;
  border-color: var(--gdrive-primary);
  box-shadow: 0 0 0 2px rgba(26,115,232,.2);
}

/* Header */
.header {
  background: var(--gdrive-bg);
  padding: 8px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--gdrive-border);
  min-height: 56px;
}
.header .brand { font-size: 22px; font-weight: 400; color: var(--gdrive-text); }
.header nav { display: flex; gap: 8px; align-items: center; }
.header nav a {
  padding: 8px 16px;
  border-radius: var(--gdrive-radius-sm);
  font-weight: 500;
}
.header nav a:hover {
  background: var(--gdrive-bg-secondary);
}

/* Main layout */
.main {
  display: grid;
  grid-template-columns: 240px 1fr 320px;
  min-height: calc(100vh - 56px);
}
.sidebar {
  background: var(--gdrive-bg);
  padding: 16px;
  border-right: 1px solid var(--gdrive-border);
}
.content {
  padding: 24px;
  overflow: auto;
  background: var(--gdrive-bg);
  margin: 8px 8px 8px 0;
  border-radius: var(--gdrive-radius);
  box-shadow: var(--gdrive-shadow);
}
.details {
  background: var(--gdrive-bg);
  padding: 24px;
  border-left: 1px solid var(--gdrive-border);
}

/* Breadcrumb */
.breadcrumb {
  margin-bottom: 16px;
  font-size: 14px;
  color: var(--gdrive-text-secondary);
}
.breadcrumb a { color: var(--gdrive-primary); }
.breadcrumb a:hover { color: var(--gdrive-primary-hover); }
.breadcrumb-sep { margin: 0 4px; color: var(--gdrive-text-secondary); }

/* Toolbar */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gdrive-border);
}
.view-toggle { display: flex; gap: 4px; }
.view-btn {
  padding: 8px;
  border: none;
  background: transparent;
  border-radius: var(--gdrive-radius-sm);
  cursor: pointer;
  color: var(--gdrive-text-secondary);
  transition: background .2s, color .2s;
}
.view-btn:hover { background: var(--gdrive-bg-secondary); color: var(--gdrive-text); }
.view-btn.active { background: var(--gdrive-primary); color: #fff; }
.sort-label { font-size: 13px; color: var(--gdrive-text-secondary); }

/* Upload */
.upload-area { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.btn-upload {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 10px 16px;
  border-radius: var(--gdrive-radius-sm);
  border: none;
  font-size: 14px;
  cursor: pointer;
  transition: background .2s, opacity .2s;
}
.btn-upload { background: var(--gdrive-primary); color: #fff; }
.btn-upload:hover { background: var(--gdrive-primary-hover); }
.btn-upload-folder { background: var(--gdrive-green); color: #fff; }
.btn-upload-folder:hover { background: var(--gdrive-green-hover); }
.btn-icon { width: 20px; height: 20px; }
.create-docs { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
.create-doc-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 8px;
  border: 1px solid var(--gdrive-border);
  border-radius: var(--gdrive-radius-sm);
  background: var(--gdrive-bg);
  color: var(--gdrive-text);
  font-size: 12px;
  cursor: pointer;
  transition: background .2s, border-color .2s;
}
.create-doc-btn:hover { background: var(--gdrive-bg-secondary); border-color: var(--gdrive-text-secondary); }
.create-icon-img { width: 32px; height: 32px; }
.create-label { font-weight: 500; text-align: center; line-height: 1.2; }
.sidebar .muted { font-size: 12px; color: var(--gdrive-text-secondary); margin-bottom: 8px; display: block; }
#newFolderForm input { width: 100%; margin-bottom: 8px; }
#newFolderForm button { width: 100%; margin-top: 4px; }

/* Files grid - widok kart (Google Drive) */
.files-grid.view-icons {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}
.files-grid.view-icons .files-list-header { display: none; }
.files-grid.view-icons .file-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  border-radius: var(--gdrive-radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s, box-shadow .2s, border-color .2s;
}
.files-grid.view-icons .file-item:hover {
  background: var(--gdrive-bg-secondary);
  box-shadow: var(--gdrive-shadow-hover);
  border-color: var(--gdrive-border);
}
.files-grid.view-icons .file-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 12px;
  flex-shrink: 0;
}
.files-grid.view-icons .file-name {
  font-size: 13px;
  text-align: center;
  word-break: break-word;
  line-height: 1.3;
}
.files-grid.view-icons .file-size { font-size: 12px; color: var(--gdrive-text-secondary); margin-top: 4px; }
.files-grid.view-icons .file-actions {
  margin-top: 8px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  opacity: 0;
  transition: opacity .2s;
}
.files-grid.view-icons .file-item:hover .file-actions { opacity: 1; }
.files-grid.view-icons .col-owner, .files-grid.view-icons .col-modified, .files-grid.view-icons .col-size { display: none; }
.files-grid.view-icons .file-cell-name {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}
.files-grid.view-icons .file-cell-name .file-icon { margin-bottom: 12px; }
.files-grid.view-icons .file-cell-name .file-info { text-align: center; width: 100%; }

/* Files list - widok listy (Google Drive) */
.files-grid.view-list {
  display: flex;
  flex-direction: column;
}
.files-list-header {
  display: grid;
  grid-template-columns: minmax(120px, 280px) 100px 130px 90px minmax(140px, 1fr);
  gap: 12px;
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 600;
  color: var(--gdrive-text-secondary);
  text-transform: uppercase;
  letter-spacing: .5px;
  border-bottom: 1px solid var(--gdrive-border);
}
.files-grid.view-list .file-item {
  display: grid;
  grid-template-columns: minmax(120px, 280px) 100px 130px 90px minmax(140px, 1fr);
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  border-radius: var(--gdrive-radius-sm);
  cursor: pointer;
  transition: background .2s;
}
.files-grid.view-list .file-item:hover { background: var(--gdrive-bg-secondary); }
.files-grid.view-list .file-cell-name .file-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}
.files-grid.view-list .file-cell-name .file-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.files-grid.view-list .file-item .file-cell-name {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}
/* W widoku kart kolumny owner/modified/size są ukryte */
.files-grid.view-icons .col-owner,
.files-grid.view-icons .col-modified,
.files-grid.view-icons .col-size { display: none; }
.files-grid.view-list .file-name { font-size: 14px; }
.files-grid.view-list .file-size { font-size: 12px; color: var(--gdrive-text-secondary); }
.files-grid.view-list .col-owner, .files-grid.view-list .col-modified, .files-grid.view-list .col-size {
  font-size: 13px;
  color: var(--gdrive-text-secondary);
}
.files-grid.view-list .file-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  min-width: 0;
}

/* Ikony plików z /assets/icons/ (cache w .htaccess) */
.file-icon {
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  border-radius: 4px;
}

/* Details panel */
#detailsContent { font-size: 14px; line-height: 1.6; }
#detailsContent p { margin: 0 0 12px; }
#detailsContent .media-player { width: 100%; max-width: 100%; margin: 12px 0; border-radius: var(--gdrive-radius-sm); }
#detailsContent .detail-type { font-weight: 500; color: var(--gdrive-text); }
.detail-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.detail-btn {
  padding: 8px 14px;
  border-radius: var(--gdrive-radius-sm);
  border: 1px solid var(--gdrive-border);
  background: var(--gdrive-bg);
  color: var(--gdrive-text);
  font-size: 13px;
  text-decoration: none;
  cursor: pointer;
  transition: background .2s;
}
.detail-btn:hover { background: var(--gdrive-bg-secondary); }
.detail-btn-danger { color: var(--gdrive-red); border-color: var(--gdrive-red); }
.detail-btn-danger:hover { background: rgba(234,67,53,.1); }

/* Wersjonowanie w panelu szczegółów */
.versions-list { margin-top: 8px; }
.version-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 12px;
  margin-bottom: 8px;
  background: var(--gdrive-bg-secondary);
  border-radius: var(--gdrive-radius-sm);
  font-size: 13px;
}
.version-info { color: var(--gdrive-text-secondary); }
.version-actions { display: flex; gap: 8px; }

/* Lightbox */
.lightbox { display: none; position: fixed; inset: 0; z-index: 9999; align-items: center; justify-content: center; padding: 24px; }
.lightbox[aria-hidden="false"] { display: flex; }
.lightbox-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.6); cursor: pointer; }
.lightbox-content { position: relative; max-width: 95vw; max-height: 95vh; background: var(--gdrive-bg); border-radius: var(--gdrive-radius); box-shadow: var(--gdrive-shadow-hover); overflow: hidden; }
.lightbox-close { position: absolute; top: 12px; right: 12px; width: 36px; height: 36px; border: none; background: var(--gdrive-bg-secondary); border-radius: 50%; font-size: 24px; line-height: 1; cursor: pointer; z-index: 1; color: var(--gdrive-text); }
.lightbox-close:hover { background: var(--gdrive-border); }
.lightbox-body { padding: 24px; max-height: 85vh; overflow: auto; }
.lightbox-body img, .lightbox-body video { max-width: 90vw; max-height: 80vh; display: block; }
.lightbox-body audio { width: 100%; max-width: 400px; margin: 24px 0; }
.lightbox-body iframe { width: 90vw; height: 80vh; max-width: 900px; border: none; }
.lightbox-share-form .form-row { margin-bottom: 16px; }
.muted { color: var(--gdrive-text-secondary); font-size: 13px; }

/* Progress bar - widoczny, z opisem */
.progress-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px 24px;
  background: var(--gdrive-bg);
  box-shadow: 0 -4px 20px rgba(0,0,0,.15);
  border-top: 1px solid var(--gdrive-border);
}
.progress-bar.hidden { display: none !important; }
.progress-bar .progress-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--gdrive-text);
  margin-bottom: 12px;
}
.progress-bar .progress-track {
  width: 100%;
  max-width: 400px;
  height: 12px;
  background: var(--gdrive-border);
  border-radius: 6px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--gdrive-primary);
  width: 0%;
  transition: width .2s;
}
.progress-text {
  font-size: 13px;
  color: var(--gdrive-text-secondary);
  margin-top: 8px;
}

/* Login */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--gdrive-bg-secondary); }
.login-box {
  background: var(--gdrive-bg);
  padding: 48px;
  border-radius: var(--gdrive-radius);
  box-shadow: var(--gdrive-shadow);
  width: 100%;
  max-width: 400px;
}
.login-box h1 { margin: 0 0 24px; text-align: center; font-weight: 400; font-size: 24px; }
.login-box input { width: 100%; padding: 12px 16px; margin-bottom: 16px; }
.login-box button { width: 100%; padding: 12px; }
.login-box .error { color: var(--gdrive-red); margin-bottom: 16px; font-size: 13px; }
.success { color: var(--gdrive-green); margin-bottom: 16px; }
.error { color: var(--gdrive-red); margin-bottom: 16px; }

/* Tables */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { border: 1px solid var(--gdrive-border); padding: 12px; text-align: left; }
.table th { background: var(--gdrive-bg-secondary); font-weight: 500; }

/* Settings page - Google Drive style */
.settings-main { grid-template-columns: 1fr !important; }
.settings-content { max-width: 720px; padding: 24px; }
.settings-section {
  background: var(--gdrive-bg);
  border-radius: var(--gdrive-radius);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--gdrive-shadow);
}
.settings-title { margin: 0 0 16px; font-size: 18px; font-weight: 500; color: var(--gdrive-text); }
.settings-subtitle { margin: 24px 0 12px; font-size: 15px; font-weight: 500; color: var(--gdrive-text); }
.settings-table-wrap { overflow-x: auto; margin-bottom: 8px; }
.settings-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.settings-table th, .settings-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--gdrive-border);
}
.settings-table th {
  font-weight: 600;
  color: var(--gdrive-text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.settings-table tbody tr:hover { background: var(--gdrive-bg-secondary); }
.badge { display: inline-block; padding: 4px 10px; border-radius: 16px; font-size: 12px; font-weight: 500; }
.badge-admin { background: #e8f0fe; color: var(--gdrive-primary); }
.badge-member { background: var(--gdrive-bg-secondary); color: var(--gdrive-text-secondary); }
.settings-form .form-row { margin-bottom: 16px; }
.settings-form label { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 500; color: var(--gdrive-text); }
.form-input { width: 100%; max-width: 360px; }
.form-select { width: 100%; max-width: 360px; cursor: pointer; }
.form-row-check { margin-bottom: 12px; }
.checkbox-label, .radio-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 400;
  cursor: pointer;
}
.radio-group { display: flex; gap: 24px; flex-wrap: wrap; }
.radio-group .radio-label { margin: 0; }
.settings-form .btn { margin-top: 8px; }
.settings-form-inline .form-select { max-width: 200px; }
.message { padding: 12px 16px; border-radius: var(--gdrive-radius-sm); margin-bottom: 16px; }
.message.success { background: #e6f4ea; color: #137333; }
.message.error { background: #fce8e6; color: #c5221f; }
.header nav a.active { background: #e8f0fe; color: var(--gdrive-primary); }