/* ==========================================================================
   HPANG FILE EXPLORER - MODERN GLASSMORPHIC STUDIO DESIGN SYSTEM
   ========================================================================== */

:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(31, 41, 55, 0.6);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-active: rgba(255, 255, 255, 0.08);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(99, 102, 241, 0.5);
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  
  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #a855f7;
  
  --sidebar-width: 280px;
  --header-height: 64px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  --shadow-subtle: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px -5px rgba(99, 102, 241, 0.3);
  --glass-blur: blur(16px);
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(241, 245, 249, 0.9);
  --bg-glass: rgba(0, 0, 0, 0.03);
  --bg-glass-active: rgba(0, 0, 0, 0.06);
  --border-color: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(99, 102, 241, 0.4);
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  --shadow-subtle: 0 4px 20px -2px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 20px -5px rgba(99, 102, 241, 0.2);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Ambient Background Glow */
.ambient-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.ambient-blob-1 {
  position: absolute;
  top: -15%;
  left: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, rgba(99, 102, 241, 0) 70%);
  filter: blur(60px);
}

.ambient-blob-2 {
  position: absolute;
  bottom: -10%;
  right: 5%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, rgba(6, 182, 212, 0) 70%);
  filter: blur(80px);
}

/* ==========================================================================
   LOGIN SCREEN
   ========================================================================== */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  position: relative;
  z-index: 10;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-subtle), var(--shadow-glow);
  text-align: center;
  transition: transform 0.3s ease;
}

.auth-card.shake {
  animation: shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes shake {
  10%, 90% { transform: translate3d(-2px, 0, 0); }
  20%, 80% { transform: translate3d(4px, 0, 0); }
  30%, 50%, 70% { transform: translate3d(-6px, 0, 0); }
  40%, 60% { transform: translate3d(6px, 0, 0); }
}

.auth-icon-wrapper {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(6, 182, 212, 0.2));
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-primary);
}

.auth-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

.auth-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.auth-form-group {
  position: relative;
  margin-bottom: 20px;
  text-align: left;
}

.auth-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.input-with-icon {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
}

.auth-input {
  width: 100%;
  padding: 13px 44px 13px 42px;
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: var(--font-sans);
}

.auth-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.pass-toggle-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
}

.pass-toggle-btn:hover {
  color: var(--text-muted);
}

.auth-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--accent-primary), #4338ca);
  color: #ffffff;
  font-weight: 600;
  font-size: 15px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, opacity 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.auth-btn:hover {
  opacity: 0.95;
  transform: translateY(-1px);
}

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

.auth-error {
  display: none;
  color: var(--accent-rose);
  background: rgba(244, 63, 94, 0.1);
  border: 1px solid rgba(244, 63, 94, 0.2);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-top: 16px;
  text-align: left;
}

.auth-footer {
  margin-top: 24px;
  font-size: 12px;
  color: var(--text-dim);
}

/* ==========================================================================
   APP LAYOUT
   ========================================================================== */
.app-container {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 10;
}

/* SIDEBAR */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 40;
}

.sidebar-header {
  height: var(--header-height);
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.3px;
}

.brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-cyan));
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}

.badge-ro {
  font-size: 10px;
  font-weight: 700;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 2px 7px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.sidebar-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
}

.sidebar-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-dim);
  padding: 8px 12px;
  margin-bottom: 4px;
}

.tree-list {
  list-style: none;
}

.tree-item {
  margin: 1px 0;
}

.tree-node {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s;
  user-select: none;
}

.tree-node:hover {
  background: var(--bg-glass);
  color: var(--text-main);
}

.tree-node.active {
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
  font-weight: 600;
}

.tree-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  color: var(--text-dim);
  transition: transform 0.2s;
}

.tree-toggle.expanded {
  transform: rotate(90deg);
}

.tree-sub {
  padding-left: 18px;
  display: none;
}

.tree-sub.open {
  display: block;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-card);
}

.stats-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 12px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  font-size: 11px;
}

.stat-item {
  color: var(--text-muted);
}

.stat-item strong {
  display: block;
  font-size: 13px;
  color: var(--text-main);
  font-weight: 600;
  margin-top: 2px;
}

.user-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
}

.user-avatar {
  width: 28px;
  height: 28px;
  background: var(--bg-glass-active);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

/* MAIN CONTENT */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 100vh;
}

/* TOP NAVBAR */
.topbar {
  height: var(--header-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  gap: 16px;
  z-index: 30;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.menu-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* BREADCRUMBS */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
  font-size: 13px;
  color: var(--text-muted);
}

.breadcrumbs::-webkit-scrollbar {
  display: none;
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text-muted);
  text-decoration: none;
}

.breadcrumb-item:hover {
  background: var(--bg-glass);
  color: var(--text-main);
}

.breadcrumb-item.active {
  color: var(--text-main);
  font-weight: 600;
  background: var(--bg-glass-active);
}

.breadcrumb-separator {
  color: var(--text-dim);
  font-size: 10px;
}

/* SEARCH & ACTION TOOLBAR */
.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-box {
  position: relative;
  width: 240px;
}

.search-input {
  width: 100%;
  padding: 8px 36px 8px 32px;
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 13px;
  outline: none;
  transition: all 0.2s;
}

.search-input:focus {
  border-color: var(--accent-primary);
  width: 280px;
  background: var(--bg-secondary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
}

.search-kbd {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-glass-active);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.icon-btn {
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s;
}

.icon-btn:hover {
  background: var(--bg-glass-active);
  color: var(--text-main);
  border-color: rgba(255, 255, 255, 0.15);
}

.icon-btn.active {
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}

/* EXPLORER WORKSPACE */
.explorer-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.explorer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 12px;
}

.dir-summary {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
}

.dir-summary strong {
  color: var(--text-main);
}

.sort-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.select-custom {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  outline: none;
  cursor: pointer;
}

/* ==========================================================================
   GRID VIEW
   ========================================================================== */
.file-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.grid-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.grid-card:hover {
  transform: translateY(-3px);
  border-color: rgba(99, 102, 241, 0.4);
  background: var(--bg-card-hover);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
}

.grid-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--bg-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  position: relative;
}

.grid-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 14px;
}

.grid-filename {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-bottom: 6px;
}

.grid-meta {
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
}

.badge-tag {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
  text-transform: uppercase;
}

/* ==========================================================================
   LIST VIEW
   ========================================================================== */
.file-list-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.file-list-table th {
  background: var(--bg-glass-active);
  padding: 12px 16px;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}

.file-list-table td {
  padding: 12px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-muted);
}

.file-list-table tr:last-child td {
  border-bottom: none;
}

.file-list-table tbody tr {
  cursor: pointer;
  transition: background 0.15s;
}

.file-list-table tbody tr:hover {
  background: var(--bg-card-hover);
}

.list-name-cell {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
  font-weight: 600;
}

.list-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--bg-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.code-font {
  font-family: var(--font-mono);
  font-size: 12px;
}

/* File Type Colors */
.type-dir { color: #facc15; }
.type-php { color: #818cf8; }
.type-html { color: #f97316; }
.type-css { color: #38bdf8; }
.type-js { color: #fde047; }
.type-json { color: #a78bfa; }
.type-md { color: #34d399; }
.type-image { color: #ec4899; }
.type-media { color: #06b6d4; }
.type-file { color: #9ca3af; }

/* EMPTY STATE */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-dim);
  text-align: center;
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

/* ==========================================================================
   PREVIEW MODAL
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay.open {
  display: flex;
}

.preview-modal {
  width: 100%;
  max-width: 1100px;
  height: 85vh;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-subtle), 0 20px 50px rgba(0, 0, 0, 0.6);
  animation: modalIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.preview-modal.fullscreen {
  max-width: 100vw;
  height: 100vh;
  border-radius: 0;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  height: 56px;
  padding: 0 20px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.modal-filename {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.modal-meta-tag {
  font-size: 11px;
  padding: 2px 8px;
  background: var(--bg-glass-active);
  border-radius: var(--radius-full);
  color: var(--text-muted);
}

.modal-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-body {
  flex: 1;
  overflow: auto;
  position: relative;
  background: #0d1117;
  display: flex;
  flex-direction: column;
}

/* Code Viewer */
.code-viewer-container {
  flex: 1;
  display: flex;
  overflow: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
}

.code-line-numbers {
  padding: 16px 12px;
  text-align: right;
  color: #484f58;
  user-select: none;
  background: rgba(0, 0, 0, 0.2);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.code-content-wrap {
  flex: 1;
  padding: 16px;
  overflow-x: auto;
}

.code-content-wrap pre {
  margin: 0;
  font-family: inherit;
  color: #c9d1d9;
}

/* Image Preview */
.image-preview-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: repeating-conic-gradient(rgba(255,255,255,0.03) 0% 25%, transparent 0% 50%) 50% / 20px 20px;
}

.image-preview-element {
  max-width: 100%;
  max-height: 60vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transition: transform 0.2s;
}

.image-tools {
  margin-top: 16px;
  display: flex;
  gap: 8px;
  background: var(--bg-card);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
}

/* Markdown Preview */
.markdown-body {
  padding: 32px;
  color: #c9d1d9;
  font-family: var(--font-sans);
  line-height: 1.7;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3 {
  color: #f0f6fc;
  margin-top: 24px;
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 6px;
}

.markdown-body p {
  margin-bottom: 16px;
}

.markdown-body pre {
  background: #161b22;
  padding: 16px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  margin-bottom: 16px;
  font-family: var(--font-mono);
}

.markdown-body code {
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 85%;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
}

.markdown-body th, .markdown-body td {
  border: 1px solid #30363d;
  padding: 8px 12px;
}

.markdown-body th {
  background: #161b22;
}

/* Media Preview (Audio/Video) */
.media-preview-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.media-preview-container video {
  max-width: 100%;
  max-height: 65vh;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.media-preview-container audio {
  width: 100%;
  max-width: 500px;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  box-shadow: var(--shadow-subtle);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideToast 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideToast {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    transform: translateX(-100%);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    z-index: 35;
    display: none;
  }

  .sidebar-backdrop.active {
    display: block;
  }

  .menu-toggle-btn {
    display: inline-flex;
  }

  .search-box {
    width: 160px;
  }

  .search-input:focus {
    width: 200px;
  }

  .file-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
}