/* =========================================
   GOBBLE DRIVE - GLOBAL STYLES
   Vibrant Orange Palette & Charcoal Dark Mode
   Thick Doodle Typography & Theme Switcher
   ========================================= */

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

/* =========================================
   THEME DESIGN TOKENS
   ========================================= */

/* Default / Light Theme */
:root, [data-theme="light"] {
  --primary-color: #FF5B14;
  --primary-hover: #E04705;
  --primary-active: #FFEFE6;
  --primary-active-text: #662000;
  --bg-color: #FFF8F3;
  --bg-gradient: linear-gradient(165deg, #FFF8F3 0%, #FFEFE6 50%, #FFE2D1 100%);
  --surface-color: #FFFFFF;
  --text-main: #2A2421;
  --text-muted: #7D7067;
  --border-light: #EFE3D9;
  --hover-bg: #FFF2E8;
  
  --danger: #E03A1E;
  --danger-hover: #B82810;
  --success: #2E8B57;
  --warning: #F5A623;
  
  --focus-ring: rgba(255, 91, 20, 0.25);
  --overlay-bg: rgba(60, 40, 30, 0.4);
  --shadow-color: rgba(100, 50, 20, 0.08);
  --shadow-hover: rgba(100, 50, 20, 0.16);

  --font-heading: 'Fredoka', 'Shantell Sans', 'Architects Daughter', cursive;
  --font-emphasis: 'Shantell Sans', 'Fredoka', cursive;
  --font-body: 'Nunito', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --sidebar-width: 250px;
  --header-height: 64px;
}

/* Dark Theme (Charcoal Grey-Brown Negative Space) */
[data-theme="dark"] {
  --primary-color: #FF7336;
  --primary-hover: #FF8E5C;
  --primary-active: #3D2B22;
  --primary-active-text: #FFC9B0;
  --bg-color: #1E1A17;
  --bg-gradient: linear-gradient(165deg, #1A1614 0%, #221D1A 50%, #2A231F 100%);
  --surface-color: #2B2521;
  --text-main: #F5EBE6;
  --text-muted: #B0A298;
  --border-light: #3D352F;
  --hover-bg: #38302A;
  
  --danger: #FF5A43;
  --danger-hover: #FF7B69;
  --success: #4EBA7E;
  --warning: #FFC107;
  
  --focus-ring: rgba(255, 115, 54, 0.35);
  --overlay-bg: rgba(0, 0, 0, 0.65);
  --shadow-color: rgba(0, 0, 0, 0.35);
  --shadow-hover: rgba(0, 0, 0, 0.5);
}

html,
body {
  overflow-x: hidden;
  height: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.5;
  transition: background 0.3s ease, color 0.3s ease;
}

body.modal-open {
  overflow: hidden;
}

h1, h2, h3, h4, .hero-title, .breadcrumb-link, .modal-content h3, .auth-brand h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.01em;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.15s ease;
}

/* =========================================
   DASHBOARD APPLICATION LAYOUT
   ========================================= */

.dashboard-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: var(--header-height) 1fr;
  grid-template-areas:
    "header header"
    "sidebar main";
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  position: relative;
  background: var(--bg-gradient);
}

/* =========================================
   APP HEADER & LOGO MASK TINTING
   ========================================= */

.app-header {
  grid-area: header;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-light);
  z-index: 30;
  box-shadow: 0 2px 10px var(--shadow-color);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.brand-container {
  display: flex;
  align-items: center;
  height: var(--header-height);
  padding: 4px 0;
  overflow: hidden;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.brand-container:hover {
  transform: scale(1.04);
}

/* Logo displayed as full-color image, adapted for dark mode via filter */
.brand-icon-nav {
  width: 120px;
  height: auto;
  object-fit: contain;
  -webkit-mask-size: contain;
  mask-size: contain;
  display: block;
  transition: filter 0.3s ease;
  position: relative;
  top: 8px;
}

[data-theme="dark"] .brand-icon-nav {
  filter: brightness(0) saturate(100%) invert(50%) sepia(68%) saturate(1295%) hue-rotate(337deg) brightness(103%) contrast(101%);
}

/* Search Bar Component */
.search-bar {
  flex: 0 1 460px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 14px;
  color: var(--text-muted);
  font-size: 1.15rem;
  pointer-events: none;
}

.search-bar input {
  width: 100%;
  padding: 0.6rem 1rem 0.6rem 2.6rem;
  border-radius: 24px;
  border: 1.5px solid transparent;
  background-color: var(--hover-bg);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-main);
  transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}

.search-bar input::placeholder {
  color: var(--text-muted);
  font-weight: 500;
}

.search-bar input:focus {
  outline: none;
  background-color: var(--surface-color);
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--surface-color);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  box-shadow: 0 10px 30px var(--shadow-hover);
  z-index: 200;
  max-height: 340px;
  overflow-y: auto;
  padding: 0.5rem;
  display: none;
}

.search-dropdown.show {
  display: block;
  animation: fadeInDown 0.2s ease-out;
}

.search-no-results {
  padding: 1rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.search-result-item:hover {
  background-color: var(--hover-bg);
  transform: translateX(3px);
}

.search-result-icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background-color: var(--hover-bg);
  color: var(--primary-color);
  font-size: 1.3rem;
  flex-shrink: 0;
}

.search-result-details {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  overflow: hidden;
}

.search-result-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-result-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* User Profile & Theme Switcher Controls */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.theme-toggle-btn {
  background: var(--hover-bg);
  border: 1px solid var(--border-light);
  color: var(--text-main);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.2s ease, border-color 0.2s ease;
}

.theme-toggle-btn:hover {
  transform: scale(1.1) rotate(15deg);
  background-color: var(--primary-active);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

[data-theme="light"] .theme-icon-dark { display: none; }
[data-theme="light"] .theme-icon-light { display: inline-block; color: #E04705; }
[data-theme="dark"] .theme-icon-light { display: none; }
[data-theme="dark"] .theme-icon-dark { display: inline-block; color: #FF7336; }

.user-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.user-profile-pill {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.25rem 0.85rem 0.25rem 0.3rem;
  background-color: var(--hover-bg);
  border: 1px solid var(--border-light);
  border-radius: 30px;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  user-select: none;
  cursor: pointer;
}

.user-profile-pill:hover {
  background-color: var(--primary-active);
  border-color: var(--primary-color);
  transform: translateY(-1px);
}

.user-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
}

.avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 2px 8px var(--shadow-color);
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  cursor: default;
}

.avatar:hover {
  transform: scale(1.08);
}

/* Hamburger Button */
.hamburger-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-main);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 8px;
  transition: background-color 0.2s ease;
}

.hamburger-btn:hover {
  background-color: var(--hover-bg);
}

/* =========================================
   NAVIGATION SIDEBAR
   ========================================= */

.app-sidebar {
  grid-area: sidebar;
  background-color: var(--surface-color);
  border-right: 1px solid var(--border-light);
  padding: 1.25rem 0.75rem;
  overflow-y: auto;
  z-index: 25;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.side-nav {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  height: 100%;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  border-radius: 24px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.nav-item .nav-icon {
  font-size: 1.2rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.nav-item:hover {
  background-color: var(--hover-bg);
  color: var(--primary-hover);
  transform: translateX(4px);
}

.nav-item:hover .nav-icon {
  color: var(--primary-color);
}

.nav-item.active {
  background-color: var(--primary-active);
  color: var(--primary-active-text);
  font-weight: 700;
}

.nav-item.active .nav-icon {
  color: var(--primary-color);
}

/* Folder Tree Section */
.folder-tree-section {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--border-light);
}

.tree-root-toggle {
  font-family: var(--font-heading);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.5rem;
  cursor: pointer;
}

.tree-section-icon {
  font-size: 1.1rem;
  color: var(--primary-color);
}

.folder-tree {
  list-style: none;
  margin-top: 0.5rem;
}

.folder-tree li {
  margin-bottom: 0.2rem;
}

.tree-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.6rem;
  border-radius: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-main);
  transition: background-color 0.15s ease, transform 0.15s ease;
}

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

.caret-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.tree-item.open .caret-icon {
  transform: rotate(90deg);
}

.caret-spacer {
  width: 18px;
}

.tree-folder-icon {
  font-size: 1.1rem;
  color: var(--primary-color);
}

.nested-tree {
  padding-left: 1.25rem;
  display: none;
}

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

/* =========================================
   MAIN CONTENT AREA & BREADCRUMBS
   ========================================= */

.app-main {
  grid-area: main;
  padding: 1.5rem 2rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-size: 1.45rem;
}

.breadcrumb-link {
  font-family: var(--font-heading);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-main);
  font-weight: 700;
  transition: color 0.15s ease;
}

.breadcrumb-link i {
  color: var(--primary-color);
  font-size: 1.3rem;
}

.breadcrumb-link:hover {
  color: var(--primary-hover);
}

.breadcrumb-separator {
  color: var(--text-muted);
  font-size: 1rem;
  display: flex;
  align-items: center;
}

.breadcrumb-current {
  font-family: var(--font-heading);
  color: var(--primary-color);
  font-weight: 700;
}

.grid-section-header {
  grid-column: 1 / -1;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 1rem;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px dashed var(--border-light);
  padding-bottom: 0.5rem;
}

.grid-section-header i {
  color: var(--primary-color);
}

/* =========================================
   ITEM GRID & CARDS
   ========================================= */

.item-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem;
}

.grid-item {
  position: relative;
  background-color: var(--surface-color);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  text-align: center;
  box-shadow: 0 2px 8px var(--shadow-color);
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.3s ease;
  cursor: pointer;
  user-select: none;
}

.grid-item:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 8px 24px var(--shadow-hover);
  border-color: var(--primary-color);
}

.folder-icon, .file-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background-color: var(--hover-bg);
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.grid-item:hover .folder-icon, .grid-item:hover .file-icon {
  background-color: var(--primary-active);
  transform: scale(1.06);
}

.item-type-icon {
  font-size: 2.3rem;
  color: var(--primary-color);
}

.file-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  width: 100%;
}

.item-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-ext {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  background-color: var(--primary-color);
  color: #FFFFFF;
  font-size: 0.68rem;
  font-weight: 700;
  border-radius: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.item-size {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.1rem;
}

.recent-folder-badge {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background-color: var(--hover-bg);
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.recent-folder-badge:hover {
  color: var(--primary-color);
}

/* Card Action Buttons (Options & Star) */
.options-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  background: none;
  border: none;
  font-size: 1.1rem;
  color: var(--text-muted);
  cursor: pointer;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.options-btn::before,
.star-toggle-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  min-width: 44px;
  min-height: 44px;
}

.star-toggle-btn {
  position: absolute;
  top: 10px;
  left: 10px;
  background-color: var(--surface-color);
  border: 1px solid var(--border-light);
  font-size: 1.15rem;
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  box-shadow: 0 2px 6px var(--shadow-color);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.2s ease, border-color 0.2s ease;
}

.star-toggle-btn:hover {
  transform: scale(1.18) rotate(12deg);
  background-color: var(--hover-bg);
  border-color: var(--primary-color);
}

.star-toggle-btn .star-icon {
  font-size: 1.1rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, opacity 0.15s ease;
}

.star-toggle-btn .star-icon.is-starred,
.star-toggle-btn .star-icon.ph-fill {
  color: var(--primary-color) !important;
  opacity: 1 !important;
}

.star-toggle-btn .star-icon:not(.is-starred):not(.ph-fill) {
  color: var(--text-muted);
  opacity: 0.7;
}

.star-toggle-btn:hover .star-icon:not(.is-starred):not(.ph-fill) {
  color: var(--primary-color);
  opacity: 1;
}

/* =========================================
   FLOATING ACTION BUTTON & BUTTONS
   ========================================= */

.floating-add-btn {
  position: fixed;
  bottom: 2.25rem;
  right: 2.25rem;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 6px 20px rgba(255, 91, 20, 0.4);
  cursor: pointer;
  z-index: 50;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.2s ease, box-shadow 0.2s ease;
}

.floating-add-btn:hover {
  background-color: var(--primary-hover);
  transform: scale(1.08) rotate(90deg);
  box-shadow: 0 8px 25px rgba(224, 71, 5, 0.5);
}

.btn-primary, .btn-upload {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: flex-end;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: 24px;
  border: none;
  background-color: var(--primary-color);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(255, 91, 20, 0.3);
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover, .btn-upload:hover {
  background-color: var(--primary-hover);
  transform: scale(1.03);
  box-shadow: 0 6px 16px rgba(224, 71, 5, 0.4);
}

.btn-primary:active, .btn-upload:active {
  transform: scale(0.97);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: 24px;
  border: 1.5px solid var(--border-light);
  background-color: transparent;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn-secondary:hover {
  background-color: var(--hover-bg);
  border-color: var(--primary-color);
  color: var(--primary-hover);
  transform: scale(1.02);
}

.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: 24px;
  border: none;
  background-color: var(--danger);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(224, 58, 30, 0.3);
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.2s ease;
}

.btn-danger:hover {
  background-color: var(--danger-hover);
  transform: scale(1.03);
}

/* =========================================
   OPTIONS CONTEXT MENU
   ========================================= */

@keyframes contextMenuPopDrop {
  0% {
    opacity: 0;
    transform: translateY(-12px) scale(0.9);
  }
  60% {
    opacity: 1;
    transform: translateY(4px) scale(1.02);
  }
  80% {
    transform: translateY(-1px) scale(1);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes contextMenuPopOut {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateY(-8px) scale(0.94);
  }
}

.options-menu {
  position: absolute;
  display: none;
  background-color: var(--surface-color);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  box-shadow: 0 12px 36px var(--shadow-hover), 0 0 0 1px var(--border-light);
  padding: 0.5rem;
  z-index: 1000;
  min-width: 190px;
  flex-direction: column;
  gap: 0.2rem;
  opacity: 0;
  transform: translateY(-12px) scale(0.9);
  transform-origin: top center;
  transition: background-color 0.3s ease;
}

.options-menu.active, .options-menu.show {
  display: flex !important;
  animation: contextMenuPopDrop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.options-menu.closing {
  display: flex !important;
  pointer-events: none;
  animation: contextMenuPopOut 0.15s cubic-bezier(0.4, 0, 1, 1) forwards;
}

.options-menu button, .options-menu a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.6rem 0.9rem;
  border: none;
  background: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  text-align: left;
  transition: background-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

.options-menu button:active, .options-menu a:active {
  transform: scale(0.97);
}

.options-menu button:hover, .options-menu a:hover {
  background-color: var(--hover-bg);
  color: var(--primary-hover);
}

.options-menu .option-icon {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.options-menu button:hover .option-icon, .options-menu a:hover .option-icon {
  color: var(--primary-color);
}

.options-menu .danger-option {
  color: var(--danger);
}

.options-menu .danger-option:hover {
  background-color: var(--hover-bg);
  color: var(--danger);
}

.options-menu .danger-option .option-icon {
  color: var(--danger);
}

/* =========================================
   DETAILS MODAL PANE
   ========================================= */

#detailsModal {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  top: var(--header-height);
  right: 0;
  bottom: 0;
  width: 300px;
  z-index: 20;
  border-left: 1px solid var(--border-light);
  background-color: var(--surface-color);
  overflow-y: auto;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.3s ease, background-color 0.3s ease;
  transform: translateX(100%);
  box-shadow: -4px 0 20px var(--shadow-color);
}

.dashboard-layout.show-details #detailsModal {
  visibility: visible;
  opacity: 1;
  transform: translateX(0);
}

.details-cont {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.details-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.75rem;
}

.details-header h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.details-header h3 i {
  color: var(--primary-color);
}

.close-details-btn {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
}

.close-details-btn:hover {
  background-color: var(--hover-bg);
  color: var(--text-main);
}

.details-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.details-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.details-data {
  font-size: 0.95rem;
  color: var(--text-main);
  word-break: break-word;
}

/* =========================================
   MODAL OVERLAYS & POPUPS
   ========================================= */

.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  background-color: var(--overlay-bg);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal-overlay.show, .modal-overlay.active {
  display: flex;
  opacity: 1;
}

.modal-content {
  background-color: var(--surface-color);
  border-radius: 20px;
  padding: 1.75rem;
  width: 90%;
  max-width: 440px;
  max-height: 85vh;
  max-height: 85dvh;
  overflow-y: auto;
  box-shadow: 0 12px 40px var(--shadow-hover);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  border: 1px solid var(--border-light);
}

.modal-overlay.show .modal-content, .modal-overlay.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-content h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-content h3 i {
  color: var(--primary-color);
}

.modal-header-tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.75rem;
  position: relative;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 20px;
  background: var(--hover-bg);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.tab-btn.active {
  background-color: var(--primary-color);
  color: #FFFFFF;
}

.close-modal {
  margin-left: auto;
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
}

.form-group input, select, .modal-content input[type="text"] {
  width: 100%;
  padding: 0.7rem 1rem;
  border-radius: 12px;
  border: 1.5px solid var(--border-light);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-main);
  background-color: var(--surface-color);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.3s ease, color 0.3s ease;
}

.form-group input:focus, select:focus, .modal-content input[type="text"]:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.modal-buttons, .modal-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.link-copy-box {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.link-copy-box input {
  flex: 1;
}

/* =========================================
   UPLOAD MODAL REDESIGN
   ========================================= */

.upload-modal-content {
  max-width: 500px;
}

.upload-modal-tabs {
  display: flex;
  gap: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1.5px solid var(--border-light);
  background-color: var(--hover-bg);
}

.upload-tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1rem;
  border: none;
  background: transparent;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

.upload-tab-btn i {
  font-size: 1.15rem;
}

.upload-tab-btn.active {
  background-color: var(--primary-color);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(255, 91, 20, 0.3);
}

.upload-tab-btn:not(.active):hover {
  background-color: var(--surface-color);
  color: var(--primary-color);
}

.upload-dropzone, .upload-drop-zone {
  border: 2.5px dashed var(--border-light);
  border-radius: 18px;
  padding: 2.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
  background-color: var(--hover-bg);
  position: relative;
  margin-bottom: 1.25rem;
}

.upload-dropzone:hover, .upload-dropzone.drag-over,
.upload-drop-zone:hover, .upload-drop-zone.drag-over {
  border-color: var(--primary-color);
  background-color: var(--primary-active);
  transform: scale(1.01);
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.dropzone-icon, .upload-drop-icon {
  font-size: 3rem;
  color: var(--primary-color);
  opacity: 0.85;
}

.dropzone-text, .upload-drop-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
}

.dropzone-browse {
  color: var(--primary-color);
  text-decoration: underline;
  cursor: pointer;
}

.dropzone-file-input, .upload-drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.selected-file-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-color);
  word-break: break-all;
  display: block;
}

.upload-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.upload-file-preview {
  display: none;
  align-items: center;
  gap: 1rem;
  padding: 1.75rem 1.5rem;
  background-color: var(--primary-active);
  border-radius: 18px;
  border: 2.5px solid var(--primary-color);
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 16px var(--shadow-color);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.upload-file-preview:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--shadow-hover);
}

.upload-file-preview.has-file {
  display: flex;
}

.upload-file-preview-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
}

.upload-file-preview-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.upload-file-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--primary-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.upload-file-size {
  font-size: 0.85rem;
  color: var(--primary-color);
  opacity: 0.8;
}

.upload-file-remove {
  background-color: var(--surface-color);
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  font-size: 1.2rem;
  cursor: pointer;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, background-color 0.15s ease, transform 0.15s ease;
}

.upload-file-remove:hover {
  color: #FFFFFF;
  background-color: var(--danger);
  border-color: var(--danger);
  transform: scale(1.1) rotate(90deg);
}

.folder-name-input-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.folder-name-icon-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.folder-name-icon-row i {
  font-size: 2.5rem;
  color: var(--primary-color);
}

.folder-name-icon-row input {
  flex: 1;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1.5px solid var(--border-light);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  background-color: var(--surface-color);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.folder-name-icon-row input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.upload-submit-area {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.5rem;
}

/* =========================================
   EMPTY STATES & NOTIFICATIONS
   ========================================= */

.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  width: 100%;
}

.empty-state-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
  max-width: 400px;
  padding: 2.5rem 2rem;
  border: 2px dashed var(--border-light);
  border-radius: 20px;
  background-color: var(--surface-color);
  box-shadow: 0 4px 16px var(--shadow-color);
}

.empty-icon {
  font-size: 3.5rem;
  color: var(--primary-color);
  opacity: 0.85;
}

.empty-state-content p {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Flash Notifications */
.notif-message {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  animation: fadeInDown 0.3s ease-out;
}

.notif-message.error {
  background-color: var(--hover-bg);
  border-left: 4px solid var(--danger);
  color: var(--danger);
}

.notif-message.success {
  background-color: var(--hover-bg);
  border-left: 4px solid var(--success);
  color: var(--success);
}

.notif-icon {
  font-size: 1.3rem;
}

/* =========================================
   TUTORIAL SPOTLIGHT TOUR
   ========================================= */

.tutorial-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 9000;
  display: none;
  pointer-events: auto;
}

.tutorial-overlay.active {
  display: block;
}

.tutorial-spotlight {
  border-radius: 14px;
  border: 3.5px solid var(--primary-color);
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
  z-index: 9001 !important;
  transition: all 0.3s ease;
  pointer-events: auto !important;
}

.tutorial-modal {
  position: fixed;
  z-index: 9002;
  background: var(--surface-color);
  border-radius: 18px;
  padding: 1.5rem;
  width: 320px;
  box-shadow: 0 10px 30px var(--shadow-hover);
  display: none;
  flex-direction: column;
  gap: 1rem;
  border: 1px solid var(--border-light);
  animation: popIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.tutorial-modal.active {
  display: flex;
}

.tutorial-close-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
}

.tutorial-content h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--text-main);
  margin-bottom: 0.3rem;
}

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

.tutorial-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
}

#tutorialStepCount {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
}

/* =========================================
   PUBLIC LANDING & AUTH PAGES
   ========================================= */

.public-landing-page, .auth-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 1rem;
  position: relative;
}

.top-theme-toggle {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 50;
}

.hero-banner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 640px;
  gap: 1.5rem;
}

/* Large Hero Title Logo Graphic — Full Color */
.hero-logo-img {
  width: 100%;
  max-width: 460px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 24px var(--shadow-hover));
  animation: float 4s ease-in-out infinite;
  transition: filter 0.3s ease;
  display: block;
}

[data-theme="dark"] .hero-logo-img {
  filter: brightness(0) saturate(100%) invert(50%) sepia(68%) saturate(1295%) hue-rotate(337deg) brightness(103%) contrast(101%);
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--text-muted);
  font-weight: 700;
}

.hero-btn {
  padding: 0.85rem 2.2rem;
  font-size: 1.1rem;
  margin-top: 0.5rem;
}

.members-login {
  margin-top: 3rem;
  text-align: center;
}

.members-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}

.members-link {
  color: var(--primary-color);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.members-link:hover {
  color: var(--primary-hover);
}

/* Auth Cards (Login & Signup) */
.auth-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-light);
  border-radius: 24px;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 12px 36px var(--shadow-hover);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.auth-brand {
  display: flex;
  height: 100px;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.5rem;
  position: relative;
  top: 10px;
}

.auth-logo-nav {
  width: 200px;
  height: auto;
  object-fit: contain;
  -webkit-mask-size: contain;
  mask-size: contain;
  display: block;
  transition: filter 0.3s ease;
}

[data-theme="dark"] .auth-logo-nav {
  filter: brightness(0) saturate(100%) invert(50%) sepia(68%) saturate(1295%) hue-rotate(337deg) brightness(103%) contrast(101%);
}

.auth-card h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  color: var(--text-main);
  text-align: center;
}

.auth-subtitle {
  color: var(--text-muted);
  text-align: center;
  font-size: 0.95rem;
  margin-top: -0.5rem;
}

.auth-card form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.auth-card label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-main);
}

.auth-card input {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  border: 1.5px solid var(--border-light);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background-color: var(--surface-color);
  color: var(--text-main);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.3s ease, color 0.3s ease;
}

.auth-card input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.auth-submit-btn {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.75rem;
}

.auth-footer {
  text-align: center;
  margin-top: 0.5rem;
}

.auth-link {
  color: var(--primary-color);
  font-weight: 700;
  font-size: 0.95rem;
}

.auth-link:hover {
  color: var(--primary-hover);
}

.error-card {
  text-align: center;
  align-items: center;
}

.error-icon {
  font-size: 4rem;
  color: var(--danger);
  margin-bottom: 1rem;
}

.error-message-content h1 {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.error-message-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Keyframe Animations */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes popIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* =========================================
   PUBLIC SHARE PAGE
   ========================================= */

.dashboard-layout.public-view {
  grid-template-columns: 1fr;
  grid-template-areas:
    "header"
    "main";
}

.public-main {
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
  padding: 4rem 2rem;
}

.public-main .breadcrumbs {
  justify-content: center;
  margin-bottom: 3rem;
  font-size: 2.2rem;
  text-align: center;
}

.public-main .item-grid {
  justify-content: center;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.public-main .grid-item {
  padding: 2.5rem 1.5rem;
}

.public-main .file-icon,
.public-main .folder-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
}

.public-main .item-type-icon {
  font-size: 3.5rem;
}

.public-main .item-name {
  font-size: 1.25rem;
  margin-top: 0.5rem;
}

.public-main .item-size {
  font-size: 0.95rem;
}

.public-main .btn-download-public {
  margin-top: 1.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 30px;
  background-color: var(--primary-color);
  color: #fff;
  font-weight: 700;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.2s, box-shadow 0.2s;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px var(--shadow-color);
}

.public-main .btn-download-public:hover {
  transform: translateY(-3px) scale(1.02);
  background-color: var(--primary-hover);
  box-shadow: 0 8px 20px var(--shadow-hover);
}

.public-main .empty-state {
  margin-top: 5rem;
}

/* =========================================
   MEDIA QUERIES (RESPONSIVE LAYOUT)
   ========================================= */

@media (max-width: 1024px) {
  :root {
    --sidebar-width: 210px;
  }
}

@media (max-width: 767px) {
  .dashboard-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    grid-template-areas:
      "header"
      "main";
  }

  .app-header {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0.85rem;
    gap: 0.6rem 0.5rem;
  }

  .hamburger-btn {
    order: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
  }

  .brand-container {
    order: 1;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0.75rem;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    z-index: 1;
  }

  .brand-container:hover {
    transform: translateX(-50%) scale(1.04);
  }

  .brand-icon-nav {
    max-width: 110px;
    top: 10px;
  }

  .header-actions {
    order: 2;
  }

  .search-bar {
    order: 3;
    flex: 1 1 100%;
    width: 100%;
    margin: 0.25rem 0 0 0;
  }

  .search-dropdown {
    max-height: calc(100vh - 130px);
    max-height: calc(100dvh - 130px);
    padding: 0.25rem;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  }

  .search-result-item {
    padding: 0.6rem 0.75rem;
    gap: 0.6rem;
  }

  .user-profile-pill {
    padding: 0.25rem;
  }

  .user-name {
    display: none;
  }

  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background-color: var(--overlay-bg);
    z-index: 150;
  }

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

  .app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 260px;
    padding: 1.5rem 1rem;
    z-index: 160;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background-color: var(--surface-color);
  }

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

  .app-sidebar .nav-item {
    padding: 0.75rem 1rem;
  }

  .app-main {
    padding: 1rem 0.75rem;
  }

  .breadcrumbs {
    font-size: 1.2rem;
  }

  .item-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.85rem;
  }

  .grid-item {
    padding: 1.25rem 0.75rem;
  }

  .folder-icon, .file-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    margin-top: 0.25rem;
  }

  .item-type-icon {
    font-size: 1.8rem;
  }

  .star-toggle-btn {
    top: 6px;
    left: 6px;
    width: 26px;
    height: 26px;
    font-size: 0.95rem;
  }

  .options-btn {
    top: 6px;
    right: 6px;
    width: 26px;
    height: 26px;
    font-size: 0.95rem;
  }

  .floating-add-btn {
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 50;
  }

  #detailsModal {
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 60vh;
    height: 60dvh;
    border-left: none;
    border-top: 1px solid var(--border-light);
    border-radius: 20px 20px 0 0;
    transform: translateY(100%);
    z-index: 200;
  }

  .dashboard-layout.show-details #detailsModal {
    transform: translateY(0);
  }

  .options-menu {
    width: calc(100vw - 2rem);
    max-width: 320px;
  }

  .options-menu button,
  .options-menu a {
    padding: 0.75rem 1rem;
    font-size: 1rem;
  }

  .preview-modal-content.modal-content {
    width: 95vw;
    max-width: 95vw;
    margin: 1rem auto;
  }

  .preview-modal-header {
    padding: 1rem 1.25rem;
  }

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

  .preview-modal-body {
    padding: 1rem;
    min-height: 200px;
  }

  .public-main {
    padding: 2rem 1rem;
  }

  .public-main .breadcrumbs {
    font-size: 1.35rem;
    margin-bottom: 1.5rem;
  }

  .public-main .item-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 1rem;
  }

  .public-main .grid-item {
    padding: 1.5rem 1rem;
  }
}

/* =========================================
   PREVIEW MODAL
   ========================================= */

.preview-modal-overlay {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background-color: rgba(0, 0, 0, 0.4);
}

.preview-modal-content.modal-content {
  max-width: 90vw;
  width: 1000px;
  padding: 0;
  border-radius: 24px;
  box-shadow: 0 24px 64px var(--shadow-hover), 0 0 0 1px var(--border-light);
  background-color: var(--surface-color);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.preview-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-light);
  z-index: 10;
}

.preview-modal-header h3 {
  font-size: 1.4rem;
  margin: 0;
  color: var(--text-main);
}

.preview-modal-header .close-modal {
  background: var(--hover-bg);
  border: 1px solid var(--border-light);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.preview-modal-header .close-modal:hover {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
  transform: rotate(90deg) scale(1.1);
}

.preview-modal-body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 300px;
  max-height: 75vh;
  max-height: 75dvh;
  padding: 2rem;
  background-color: var(--bg-color);
  overflow: auto;
  position: relative;
}

.preview-modal-body img,
.preview-modal-body video,
.preview-modal-body iframe {
  border-radius: 12px;
  box-shadow: 0 8px 32px var(--shadow-color);
  border: 1px solid var(--border-light);
  max-width: 100%;
  max-height: 70vh;
  max-height: 70dvh;
}