/* ==================== */
/* Fira Code Font       */
/* ==================== */
@font-face {
  font-family: 'Fira Code';
  src: url('vendor/firacode/woff2/FiraCode-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Fira Code';
  src: url('vendor/firacode/woff2/FiraCode-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ==================== */
/* CSS Variables        */
/* ==================== */

/* Default Theme: Eye Three (i3-gaps inspired) */
:root,
:root[data-theme="eye-three"] {
  /* Pattern color/scale — set by JS, consumed by patterns and previews */
  --pc: var(--pattern-rgb, 255, 255, 255);
  --ps: var(--pattern-scale, 1);

  /* Theme Variables - Override these for custom themes */
  --theme-bg-primary: #0d0d0d;
  --theme-bg-secondary: #161616;
  --theme-bg-tertiary: #1f1f1f;
  --theme-text-primary: #c5c8c6;
  --theme-text-secondary: #707880;
  --theme-border-color: #2a2a2a;
  --theme-accent: #81a1c1;
  --theme-accent-dim: #5e81ac;
  --theme-gap: 8px;
  --theme-transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  /* Semantic Tool Colors */
  --theme-color-red: #ec644e;
  --theme-color-orange: #ff6b35;
  --theme-color-yellow: #f9bc60;
  --theme-color-green: #4caf50;
  --theme-color-cyan: #81a1c1;
  --theme-color-blue: #64b5f6;
  --theme-color-purple: #7c3aed;
  --theme-color-pink: #ec4899;

  /* Legacy variables for backward compatibility */
  --bg-primary: var(--theme-bg-primary);
  --bg-secondary: var(--theme-bg-secondary);
  --bg-tertiary: var(--theme-bg-tertiary);
  --text-primary: var(--theme-text-primary);
  --text-secondary: var(--theme-text-secondary);
  --border-color: var(--theme-border-color);
  --accent: var(--theme-accent);
  --accent-dim: var(--theme-accent-dim);
  --gap: var(--theme-gap);
  --transition: var(--theme-transition);
}

/* Nord Theme */
:root[data-theme="nord"] {
  --theme-bg-primary: #2e3440;
  --theme-bg-secondary: #3b4252;
  --theme-bg-tertiary: #434c5e;
  --theme-text-primary: #eceff4;
  --theme-text-secondary: #d8dee9;
  --theme-border-color: #4c566a;
  --theme-accent: #88c0d0;
  --theme-accent-dim: #5e81ac;
  --theme-gap: 8px;
  --theme-transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  /* Semantic Tool Colors - Nord Palette */
  --theme-color-red: #bf616a;
  --theme-color-orange: #d08770;
  --theme-color-yellow: #ebcb8b;
  --theme-color-green: #a3be8c;
  --theme-color-cyan: #88c0d0;
  --theme-color-blue: #81a1c1;
  --theme-color-purple: #b48ead;
  --theme-color-pink: #b48ead;

  /* Legacy variables for backward compatibility */
  --bg-primary: var(--theme-bg-primary);
  --bg-secondary: var(--theme-bg-secondary);
  --bg-tertiary: var(--theme-bg-tertiary);
  --text-primary: var(--theme-text-primary);
  --text-secondary: var(--theme-text-secondary);
  --border-color: var(--theme-border-color);
  --accent: var(--theme-accent);
  --accent-dim: var(--theme-accent-dim);
  --gap: var(--theme-gap);
  --transition: var(--theme-transition);
}

/* Pastel Light Theme */
:root[data-theme="pastel"] {
  --theme-bg-primary: #faf9f6;
  --theme-bg-secondary: #f0ede6;
  --theme-bg-tertiary: #e8e3d8;
  --theme-text-primary: #2d2d2d;
  --theme-text-secondary: #6b6b6b;
  --theme-border-color: #d4cfc4;
  --theme-accent: #7b9ea8;
  --theme-accent-dim: #9fb8c0;
  --theme-gap: 8px;
  --theme-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  /* Semantic Tool Colors - Soft Pastels */
  --theme-color-red: #e8a5a5;
  --theme-color-orange: #f5c090;
  --theme-color-yellow: #f5e6a8;
  --theme-color-green: #b8d4a8;
  --theme-color-cyan: #a8d5e2;
  --theme-color-blue: #a8c5e8;
  --theme-color-purple: #c5a8e8;
  --theme-color-pink: #e8a8c5;

  /* Legacy variables for backward compatibility */
  --bg-primary: var(--theme-bg-primary);
  --bg-secondary: var(--theme-bg-secondary);
  --bg-tertiary: var(--theme-bg-tertiary);
  --text-primary: var(--theme-text-primary);
  --text-secondary: var(--theme-text-secondary);
  --border-color: var(--theme-border-color);
  --accent: var(--theme-accent);
  --accent-dim: var(--theme-accent-dim);
  --gap: var(--theme-gap);
  --transition: var(--theme-transition);
}

/* Catppuccin Mocha Theme */
:root[data-theme="catppuccin-mocha"] {
  --theme-bg-primary: #1e1e2e;
  --theme-bg-secondary: #181825;
  --theme-bg-tertiary: #11111b;
  --theme-text-primary: #cdd6f4;
  --theme-text-secondary: #a6adc8;
  --theme-border-color: #6c7086;
  --theme-accent: #89b4fa;
  --theme-accent-dim: #74c7ec;
  --theme-gap: 8px;
  --theme-transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  /* Semantic Tool Colors - Catppuccin Mocha Accents */
  --theme-color-red: #f38ba8;
  --theme-color-orange: #fab387;
  --theme-color-yellow: #f9e2af;
  --theme-color-green: #a6e3a1;
  --theme-color-cyan: #89dceb;
  --theme-color-blue: #89b4fa;
  --theme-color-purple: #cba6f7;
  --theme-color-pink: #f5c2e7;

  /* Legacy variables for backward compatibility */
  --bg-primary: var(--theme-bg-primary);
  --bg-secondary: var(--theme-bg-secondary);
  --bg-tertiary: var(--theme-bg-tertiary);
  --text-primary: var(--theme-text-primary);
  --text-secondary: var(--theme-text-secondary);
  --border-color: var(--theme-border-color);
  --accent: var(--theme-accent);
  --accent-dim: var(--theme-accent-dim);
  --gap: var(--theme-gap);
  --transition: var(--theme-transition);
}

/* Solarized Dark Theme */
:root[data-theme="solarized-dark"] {
  --theme-bg-primary: #002b36;
  --theme-bg-secondary: #073642;
  --theme-bg-tertiary: #073642;
  --theme-text-primary: #839496;
  --theme-text-secondary: #586e75;
  --theme-border-color: #586e75;
  --theme-accent: #268bd2;
  --theme-accent-dim: #2aa198;
  --theme-gap: 8px;
  --theme-transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  /* Semantic Tool Colors - Solarized Accents */
  --theme-color-red: #dc322f;
  --theme-color-orange: #cb4b16;
  --theme-color-yellow: #b58900;
  --theme-color-green: #859900;
  --theme-color-cyan: #2aa198;
  --theme-color-blue: #268bd2;
  --theme-color-purple: #6c71c4;
  --theme-color-pink: #d33682;

  /* Legacy variables for backward compatibility */
  --bg-primary: var(--theme-bg-primary);
  --bg-secondary: var(--theme-bg-secondary);
  --bg-tertiary: var(--theme-bg-tertiary);
  --text-primary: var(--theme-text-primary);
  --text-secondary: var(--theme-text-secondary);
  --border-color: var(--theme-border-color);
  --accent: var(--theme-accent);
  --accent-dim: var(--theme-accent-dim);
  --gap: var(--theme-gap);
  --transition: var(--theme-transition);
}

/* Gruvbox Dark Theme */
:root[data-theme="gruvbox"] {
  --theme-bg-primary: #282828;
  --theme-bg-secondary: #3c3836;
  --theme-bg-tertiary: #504945;
  --theme-text-primary: #ebdbb2;
  --theme-text-secondary: #a89984;
  --theme-border-color: #504945;
  --theme-accent: #fabd2f;
  --theme-accent-dim: #d79921;
  --theme-gap: 8px;
  --theme-transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);

  /* Semantic Tool Colors - Gruvbox bright palette */
  --theme-color-red: #fb4934;
  --theme-color-orange: #fe8019;
  --theme-color-yellow: #fabd2f;
  --theme-color-green: #b8bb26;
  --theme-color-cyan: #8ec07c;
  --theme-color-blue: #83a598;
  --theme-color-purple: #d3869b;
  --theme-color-pink: #d3869b;

  /* Legacy variables for backward compatibility */
  --bg-primary: var(--theme-bg-primary);
  --bg-secondary: var(--theme-bg-secondary);
  --bg-tertiary: var(--theme-bg-tertiary);
  --text-primary: var(--theme-text-primary);
  --text-secondary: var(--theme-text-secondary);
  --border-color: var(--theme-border-color);
  --accent: var(--theme-accent);
  --accent-dim: var(--theme-accent-dim);
  --gap: var(--theme-gap);
  --transition: var(--theme-transition);
}

/* Pastel Theme Overrides - Softer Aesthetic */
[data-theme="pastel"] {
  letter-spacing: 0.005em;
}

[data-theme="pastel"] body {
  background:
    radial-gradient(ellipse at 20% 30%, rgba(197, 168, 232, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(168, 213, 226, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 90%, rgba(232, 165, 165, 0.06) 0%, transparent 40%),
    linear-gradient(135deg, #faf9f6 0%, #f5f2ed 100%);
  background-attachment: fixed;
}

[data-theme="pastel"] .tool-card {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="pastel"] .card-header {
  border-radius: 0;
  background: linear-gradient(135deg, var(--header-color, var(--accent)) 0%, color-mix(in srgb, var(--header-color, var(--accent)) 80%, white) 100%) !important;
}

[data-theme="pastel"] .tool-name {
  font-weight: 600;
  letter-spacing: 0.02em;
}

[data-theme="pastel"] button {
  border-radius: 8px;
  font-weight: 500;
}

[data-theme="pastel"] .btn-fullscreen,
[data-theme="pastel"] .btn-close {
  border-radius: 6px;
}

[data-theme="pastel"] .dashboard-controls button {
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

[data-theme="pastel"] .dashboard-controls button:hover {
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
  transform: translateY(-1px);
}

[data-theme="pastel"] .modal-content {
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

[data-theme="pastel"] .theme-option {
  border-radius: 12px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

[data-theme="pastel"] .theme-option:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

[data-theme="pastel"] .theme-color-swatch {
  border-radius: 4px;
}

[data-theme="pastel"] .tool-item {
  border-radius: 10px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

[data-theme="pastel"] .tool-item:hover {
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
  transform: translateY(-1px);
}

[data-theme="pastel"] h1,
[data-theme="pastel"] h2,
[data-theme="pastel"] h3 {
  font-weight: 600;
  letter-spacing: 0.01em;
}

[data-theme="pastel"] .pattern-option {
  border-radius: 12px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

[data-theme="pastel"] .pattern-preview {
  border-radius: 6px;
}

/* Catppuccin Mocha Theme uses default i3-gaps styling (no overrides needed) */

/* ==================== */
/* Reset & Base         */
/* ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Fira Code', 'JetBrains Mono', 'SF Mono', 'Cascadia Code',
               'Consolas', monospace;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  min-height: 100vh;
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: -0.01em;
}

/* ==================== */
/* Dashboard Header     */
/* ==================== */
.dashboard-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--gap) calc(var(--gap) * 2);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dashboard-header h1 {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ===== Audio Control ===== */
.audio-control {
  position: relative;
}

.btn-audio {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  padding: 6px 12px;
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  font-weight: 400;
}

.btn-audio:hover {
  background: var(--bg-tertiary);
  color: var(--accent);
  border-color: var(--accent-dim);
}

.btn-audio.playing {
  color: var(--accent);
  border-color: var(--accent-dim);
}

.btn-audio.muted {
  opacity: 1;
}

/* Popup that appears on hover */
.audio-popup {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding-top: 4px; /* visual gap without breaking hover */
  z-index: 1001;
}

.audio-popup-inner {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: calc(var(--gap) * 1.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap);
  min-width: 40px;
}

.audio-control:hover .audio-popup {
  display: block;
}

/* Vertical range slider */
.audio-popup input[type="range"] {
  -webkit-appearance: slider-vertical;
  appearance: slider-vertical;
  writing-mode: vertical-lr;
  direction: rtl;
  width: 4px;
  height: 100px;
  min-width: 4px;
  flex: none;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  outline: none;
}

.audio-popup input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 0;
  cursor: pointer;
}

.audio-popup input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 0;
  cursor: pointer;
}

.audio-volume-label {
  font-size: 10px;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.audio-popup-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 6px;
  font-size: 11px;
  cursor: pointer;
  transition: all var(--transition);
  border-radius: 0;
  width: 100%;
  text-align: center;
}

.audio-popup-btn:hover {
  background: var(--bg-primary);
  border-color: var(--accent-dim);
  color: var(--accent);
}

.dashboard-controls {
  display: flex;
  gap: var(--gap);
  align-items: center;
}

.dashboard-controls button {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  padding: 6px 12px;
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  font-weight: 400;
}

.dashboard-controls button:hover {
  background: var(--bg-tertiary);
  color: var(--accent);
  border-color: var(--accent-dim);
}

.dashboard-controls button:active {
  background: var(--bg-primary);
}

#btn-compact-toggle {
  display: inline;
  align-items: center;
  justify-content: center;
}

/* ==================== */
/* Dashboard Container  */
/* ==================== */
.dashboard-container {
  padding: var(--gap);
  height: calc(100vh - 33px - calc(var(--gap) * 2));
  position: relative;
  overflow: auto;
  background-color: var(--bg-primary);
}

.dashboard-grid {
  position: relative;
  width: 100%;
  height: 100%;
}

/* ==================== */
/* Background Patterns  */
/* ==================== */

/* Polka (default) */
[data-pattern="polka"] .dashboard-container {
  background-image: radial-gradient(circle, rgba(var(--pc), 0.35) 1.5px, transparent 1.5px);
  background-size: calc(20px * var(--ps)) calc(20px * var(--ps));
}

/* Graph paper */
[data-pattern="graph"] .dashboard-container {
  background-image:
    linear-gradient(rgba(var(--pc), 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--pc), 0.15) 1px, transparent 1px);
  background-size: calc(20px * var(--ps)) calc(20px * var(--ps));
}

/* Cross / plus */
[data-pattern="cross"] .dashboard-container {
  background-image:
    radial-gradient(circle, rgba(var(--pc), 0.3) 1px, transparent 1px),
    linear-gradient(rgba(var(--pc), 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--pc), 0.12) 1px, transparent 1px);
  background-size: calc(24px * var(--ps)) calc(24px * var(--ps));
}

/* Isometric */
[data-pattern="isometric"] .dashboard-container {
  background-image:
    linear-gradient(30deg, rgba(var(--pc), 0.18) 12%, transparent 12.5%, transparent 87%, rgba(var(--pc), 0.18) 87.5%),
    linear-gradient(150deg, rgba(var(--pc), 0.18) 12%, transparent 12.5%, transparent 87%, rgba(var(--pc), 0.18) 87.5%),
    linear-gradient(30deg, rgba(var(--pc), 0.18) 12%, transparent 12.5%, transparent 87%, rgba(var(--pc), 0.18) 87.5%),
    linear-gradient(150deg, rgba(var(--pc), 0.18) 12%, transparent 12.5%, transparent 87%, rgba(var(--pc), 0.18) 87.5%),
    linear-gradient(60deg, rgba(var(--pc), 0.12) 25%, transparent 25.5%, transparent 75%, rgba(var(--pc), 0.12) 75%),
    linear-gradient(60deg, rgba(var(--pc), 0.12) 25%, transparent 25.5%, transparent 75%, rgba(var(--pc), 0.12) 75%);
  background-size: calc(20px * var(--ps)) calc(35px * var(--ps));
  background-position: 0 0, 0 0, calc(10px * var(--ps)) calc(18px * var(--ps)), calc(10px * var(--ps)) calc(18px * var(--ps)), 0 0, calc(10px * var(--ps)) calc(18px * var(--ps));
}

/* Boxes */
[data-pattern="boxes"] .dashboard-container {
  background-image:
    linear-gradient(rgba(var(--pc), 0.2) 2px, transparent 2px),
    linear-gradient(90deg, rgba(var(--pc), 0.2) 2px, transparent 2px),
    linear-gradient(rgba(var(--pc), 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--pc), 0.08) 1px, transparent 1px);
  background-size: calc(100px * var(--ps)) calc(100px * var(--ps)), calc(100px * var(--ps)) calc(100px * var(--ps)), calc(20px * var(--ps)) calc(20px * var(--ps)), calc(20px * var(--ps)) calc(20px * var(--ps));
  background-position: -2px -2px, -2px -2px, -1px -1px, -1px -1px;
}

/* Checker */
[data-pattern="checker"] .dashboard-container {
  background-image:
    linear-gradient(45deg, rgba(var(--pc), 0.15) 25%, transparent 25%, transparent 75%, rgba(var(--pc), 0.15) 75%),
    linear-gradient(45deg, rgba(var(--pc), 0.15) 25%, transparent 25%, transparent 75%, rgba(var(--pc), 0.15) 75%);
  background-size: calc(30px * var(--ps)) calc(30px * var(--ps));
  background-position: 0 0, calc(15px * var(--ps)) calc(15px * var(--ps));
}

/* Diagonal lines */
[data-pattern="diagonal"] .dashboard-container {
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent calc(7px * var(--ps)),
    rgba(var(--pc), 0.12) calc(7px * var(--ps)),
    rgba(var(--pc), 0.12) calc(8px * var(--ps))
  );
}

/* None */
[data-pattern="none"] .dashboard-container {
  background-image: none;
}

/* ==================== */
/* GridStack 24-Column  */
/* ==================== */
.gs-24 > .grid-stack-item { width: 4.167% }
.gs-24 > .grid-stack-item[gs-x="1"] { left: 4.167% }
.gs-24 > .grid-stack-item[gs-w="2"] { width: 8.333% }
.gs-24 > .grid-stack-item[gs-x="2"] { left: 8.333% }
.gs-24 > .grid-stack-item[gs-w="3"] { width: 12.5% }
.gs-24 > .grid-stack-item[gs-x="3"] { left: 12.5% }
.gs-24 > .grid-stack-item[gs-w="4"] { width: 16.667% }
.gs-24 > .grid-stack-item[gs-x="4"] { left: 16.667% }
.gs-24 > .grid-stack-item[gs-w="5"] { width: 20.833% }
.gs-24 > .grid-stack-item[gs-x="5"] { left: 20.833% }
.gs-24 > .grid-stack-item[gs-w="6"] { width: 25% }
.gs-24 > .grid-stack-item[gs-x="6"] { left: 25% }
.gs-24 > .grid-stack-item[gs-w="7"] { width: 29.167% }
.gs-24 > .grid-stack-item[gs-x="7"] { left: 29.167% }
.gs-24 > .grid-stack-item[gs-w="8"] { width: 33.333% }
.gs-24 > .grid-stack-item[gs-x="8"] { left: 33.333% }
.gs-24 > .grid-stack-item[gs-w="9"] { width: 37.5% }
.gs-24 > .grid-stack-item[gs-x="9"] { left: 37.5% }
.gs-24 > .grid-stack-item[gs-w="10"] { width: 41.667% }
.gs-24 > .grid-stack-item[gs-x="10"] { left: 41.667% }
.gs-24 > .grid-stack-item[gs-w="11"] { width: 45.833% }
.gs-24 > .grid-stack-item[gs-x="11"] { left: 45.833% }
.gs-24 > .grid-stack-item[gs-w="12"] { width: 50% }
.gs-24 > .grid-stack-item[gs-x="12"] { left: 50% }
.gs-24 > .grid-stack-item[gs-w="13"] { width: 54.167% }
.gs-24 > .grid-stack-item[gs-x="13"] { left: 54.167% }
.gs-24 > .grid-stack-item[gs-w="14"] { width: 58.333% }
.gs-24 > .grid-stack-item[gs-x="14"] { left: 58.333% }
.gs-24 > .grid-stack-item[gs-w="15"] { width: 62.5% }
.gs-24 > .grid-stack-item[gs-x="15"] { left: 62.5% }
.gs-24 > .grid-stack-item[gs-w="16"] { width: 66.667% }
.gs-24 > .grid-stack-item[gs-x="16"] { left: 66.667% }
.gs-24 > .grid-stack-item[gs-w="17"] { width: 70.833% }
.gs-24 > .grid-stack-item[gs-x="17"] { left: 70.833% }
.gs-24 > .grid-stack-item[gs-w="18"] { width: 75% }
.gs-24 > .grid-stack-item[gs-x="18"] { left: 75% }
.gs-24 > .grid-stack-item[gs-w="19"] { width: 79.167% }
.gs-24 > .grid-stack-item[gs-x="19"] { left: 79.167% }
.gs-24 > .grid-stack-item[gs-w="20"] { width: 83.333% }
.gs-24 > .grid-stack-item[gs-x="20"] { left: 83.333% }
.gs-24 > .grid-stack-item[gs-w="21"] { width: 87.5% }
.gs-24 > .grid-stack-item[gs-x="21"] { left: 87.5% }
.gs-24 > .grid-stack-item[gs-w="22"] { width: 91.667% }
.gs-24 > .grid-stack-item[gs-x="22"] { left: 91.667% }
.gs-24 > .grid-stack-item[gs-w="23"] { width: 95.833% }
.gs-24 > .grid-stack-item[gs-x="23"] { left: 95.833% }
.gs-24 > .grid-stack-item[gs-w="24"] { width: 100% }

/* ==================== */
/* GridStack Overrides  */
/* ==================== */
.grid-stack {
  background: transparent;
}

.grid-stack-item {
  background: transparent;
}

/* Smooth animations for displaced grid items when others move */
.grid-stack-animate .grid-stack-item:not(.ui-draggable-dragging):not(.ui-resizable-resizing) {
  transition: left 0.15s cubic-bezier(0.22, 1, 0.36, 1),
              top 0.15s cubic-bezier(0.22, 1, 0.36, 1),
              height 0.15s cubic-bezier(0.22, 1, 0.36, 1),
              width 0.15s cubic-bezier(0.22, 1, 0.36, 1) !important;
}

.grid-stack-item-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition);
}

.grid-stack-item:hover .grid-stack-item-content {
  border-color: var(--tool-header-color, var(--accent-dim));
}

.grid-stack-item.ui-draggable-dragging .grid-stack-item-content {
  opacity: 0.95;
  border-color: var(--accent);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5),
              0 4px 12px rgba(0, 0, 0, 0.3);
  transform: scale(1.01);
}

.grid-stack-item.ui-draggable-dragging {
  z-index: 10001 !important;
  cursor: grabbing !important;
}

.grid-stack-item.ui-draggable-dragging * {
  cursor: grabbing !important;
}

.grid-stack-item.ui-resizable-resizing .grid-stack-item-content {
  opacity: 0.95;
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4),
              0 2px 8px rgba(0, 0, 0, 0.2);
}

/* GridStack placeholder — filled ghost instead of dashed wireframe */
.grid-stack-placeholder > .placeholder-content {
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-radius: 0;
  transition: left 0.1s ease-out,
              top 0.1s ease-out,
              width 0.1s ease-out,
              height 0.1s ease-out;
}

/* ==================== */
/* Tool Cards           */
/* ==================== */
.tool-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card-header {
  padding: 4px calc(var(--gap) * 1.5);
  display: flex;
  align-items: center;
  gap: var(--gap);
  cursor: move;
  user-select: none;
  border-bottom: 1px solid var(--border-color);
  min-height: 22px;
  flex-shrink: 0;
  background: var(--bg-secondary);
}

.card-header:active {
  cursor: grabbing;
}

.tool-icon {
  font-size: 11px;
  line-height: 1;
  flex-shrink: 0;
  opacity: 1;
  font-style: normal;
  color: #ffffff;
}

.tool-icon-img {
  width: 12px;
  height: 12px;
  object-fit: contain;
  flex-shrink: 0;
  opacity: 0.9;
}

.fullscreen-icon {
  font-size: 14px;
  line-height: 1;
  opacity: 1;
  font-style: normal;
  color: #ffffff;
}

.tool-name {
  font-family: 'Fira Code', monospace;
  font-weight: 700;
  font-size: 11px;
  color: #ffffff;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.card-actions button {
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 12px;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 0;
  transition: color var(--transition);
  line-height: 1;
  opacity: 0.7;
}

.card-actions button:hover {
  color: var(--accent);
  opacity: 1;
}

.btn-fullscreen {
  font-size: 11px !important;
}

.btn-close {
  font-size: 14px !important;
}

.card-body {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: var(--bg-secondary);
}

.card-body iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  background: var(--bg-secondary);
}

/* Disable pointer-events on ALL iframes during any drag/resize operation */
.dashboard-grid.dragging iframe {
  pointer-events: none;
}

/* ==================== */
/* GridStack Resize Handles */
/* ==================== */
.ui-resizable-handle {
  z-index: 10;
}

/* Hide edge handles */
.ui-resizable-n,
.ui-resizable-s,
.ui-resizable-e,
.ui-resizable-w {
  display: none;
}

/* Hide top corners */
.ui-resizable-ne,
.ui-resizable-nw {
  visibility: hidden;
}

/* Only show bottom corners */
.ui-resizable-se,
.ui-resizable-sw {
  width: 10px;
  height: 10px;
}

/* Bottom-right corner */
.ui-resizable-se::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 5px;
  height: 5px;
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  opacity: 0;
  transition: opacity var(--transition);
}

/* Bottom-left corner */
.ui-resizable-sw::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 5px;
  height: 5px;
  border-left: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  opacity: 0;
  transition: opacity var(--transition);
}

.grid-stack-item:hover .ui-resizable-se::after,
.grid-stack-item:hover .ui-resizable-sw::after {
  opacity: 0.4;
}

.grid-stack-item.ui-resizable-resizing .ui-resizable-se::after,
.grid-stack-item.ui-resizable-resizing .ui-resizable-sw::after {
  border-color: var(--accent);
  opacity: 0.7;
}

/* ==================== */
/* Fullscreen Mode      */
/* ==================== */
/* CSS-only fullscreen: the grid item stays in the DOM, no iframe movement */
.grid-stack-item.fullscreen {
  position: fixed !important;
  inset: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  z-index: 9999 !important;
  margin: 0 !important;
  padding: 0 !important;
}

.grid-stack-item.fullscreen .grid-stack-item-content {
  position: absolute !important;
  inset: 0 !important;
  width: 100% !important;
  height: 100% !important;
  border: none;
  box-shadow: none;
}

.grid-stack-item.fullscreen .card-header {
  cursor: default;
}

.grid-stack-item.fullscreen .btn-fullscreen {
  display: none;
}

.btn-exit-fullscreen {
  display: none;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 11px;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 0;
  transition: color var(--transition);
  line-height: 1;
  opacity: 0.7;
}

.btn-exit-fullscreen:hover {
  color: var(--accent);
  opacity: 1;
}

.grid-stack-item.fullscreen .btn-exit-fullscreen {
  display: inline;
}

/* ==================== */
/* Tool Selector Modal  */
/* ==================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 8888;
  display: none;
  align-items: center;
  justify-content: center;
  padding: calc(var(--gap) * 2);
  backdrop-filter: blur(2px);
}

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

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: var(--gap) calc(var(--gap) * 2);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.modal-header-actions {
  display: flex;
  align-items: center;
  gap: var(--gap);
}

.modal-view-toggle {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  padding: 2px 4px;
  line-height: 1;
  border-radius: 0;
  transition: color var(--transition);
}

.modal-view-toggle:hover {
  color: var(--accent);
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 4px;
  line-height: 1;
  border-radius: 0;
  transition: color var(--transition);
}

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

.modal-body {
  padding: var(--gap);
  overflow-y: auto;
  flex: 1;
}

.tool-list {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

/* Icon grid view */
.tool-list.icon-view {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: var(--gap);
}

.tool-list.icon-view .tool-item {
  flex-direction: column;
  padding: calc(var(--gap) * 2);
  gap: var(--gap);
  text-align: center;
  justify-content: center;
  aspect-ratio: 1;
}

.tool-list.icon-view .tool-item-icon,
.tool-list.icon-view .tool-item-icon-img {
  font-size: 28px;
  width: 32px;
  height: 32px;
}

.tool-list.icon-view .tool-item-info {
  flex: none;
}

.tool-list.icon-view .tool-item-name {
  font-size: 11px;
  margin-bottom: 0;
}

.tool-list.icon-view .tool-item-description,
.tool-list.icon-view .tool-toggle-indicator {
  display: none;
}

.tool-item {
  display: flex;
  align-items: center;
  gap: calc(var(--gap) * 1.5);
  padding: var(--gap) calc(var(--gap) * 1.5);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition);
}

.tool-item:hover {
  background: var(--bg-primary);
  border-color: var(--accent-dim);
}

.tool-item.active {
  border-color: var(--accent);
  background: var(--bg-primary);
}

.tool-item-icon {
  font-size: 12px;
  line-height: 1;
  flex-shrink: 0;
  opacity: 1;
  font-style: normal;
  color: var(--text-primary);
}

.tool-item-icon-img {
  width: 16px;
  height: 16px;
  object-fit: contain;
  flex-shrink: 0;
  opacity: 0.7;
}

.tool-item-info {
  flex: 1;
}

.tool-item-name {
  font-weight: 400;
  font-size: 12px;
  margin-bottom: 2px;
  color: var(--text-primary);
}

.tool-item-description {
  font-size: 11px;
  color: var(--text-secondary);
  opacity: 0.8;
}

.tool-item-checkbox {
  width: 14px;
  height: 14px;
  cursor: pointer;
  accent-color: var(--accent);
}

.tool-item.active {
  border-color: var(--accent-dim);
}

.tool-toggle-indicator {
  color: var(--accent);
  font-size: 12px;
  flex-shrink: 0;
  min-width: 16px;
  text-align: center;
}

/* ==================== */
/* Settings Modal       */
/* ==================== */
.settings-section {
  margin-bottom: calc(var(--gap) * 3);
}

.settings-section:last-child {
  margin-bottom: 0;
}

.settings-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin-bottom: calc(var(--gap) * 2);
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: calc(var(--gap) * 2);
}

.theme-option {
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  padding: calc(var(--gap) * 2);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: calc(var(--gap) * 2);
}

.theme-option:hover {
  border-color: var(--accent-dim);
  background: var(--bg-secondary);
}

.theme-option.active {
  border-color: var(--accent);
  background: var(--bg-secondary);
}

.theme-option-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.theme-option-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}

.theme-option-checkmark {
  color: var(--accent);
  font-size: 14px;
  opacity: 0;
  transition: opacity var(--transition);
}

.theme-option.active .theme-option-checkmark {
  opacity: 1;
}

.theme-option-preview {
  display: flex;
  gap: calc(var(--gap) / 2);
  height: 24px;
}

.theme-color-swatch {
  flex: 1;
  border: 1px solid rgba(0, 0, 0, 0.2);
}

/* ==================== */
/* Pattern Selector     */
/* ==================== */
.pattern-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
}

.pattern-option {
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  padding: var(--gap);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap);
}

.pattern-option:hover {
  border-color: var(--accent-dim);
  background: var(--bg-secondary);
}

.pattern-option.active {
  border-color: var(--accent);
  background: var(--bg-secondary);
}

.pattern-preview {
  width: 100%;
  aspect-ratio: 1.5;
  background-color: var(--bg-primary);
}

.pattern-name {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pattern-option.active .pattern-name {
  color: var(--accent);
}

/* Pattern preview thumbnails — use --pc (color) and --ps (scale) from :root */

[data-pattern-preview="polka"] {
  background-image: radial-gradient(circle, rgba(var(--pc), 0.35) 1.5px, transparent 1.5px);
  background-size: calc(10px * var(--ps)) calc(10px * var(--ps));
}

[data-pattern-preview="graph"] {
  background-image:
    linear-gradient(rgba(var(--pc), 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--pc), 0.15) 1px, transparent 1px);
  background-size: calc(10px * var(--ps)) calc(10px * var(--ps));
}

[data-pattern-preview="cross"] {
  background-image:
    radial-gradient(circle, rgba(var(--pc), 0.3) 1px, transparent 1px),
    linear-gradient(rgba(var(--pc), 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--pc), 0.12) 1px, transparent 1px);
  background-size: calc(12px * var(--ps)) calc(12px * var(--ps));
}

[data-pattern-preview="isometric"] {
  background-image:
    linear-gradient(30deg, rgba(var(--pc), 0.18) 12%, transparent 12.5%, transparent 87%, rgba(var(--pc), 0.18) 87.5%),
    linear-gradient(150deg, rgba(var(--pc), 0.18) 12%, transparent 12.5%, transparent 87%, rgba(var(--pc), 0.18) 87.5%),
    linear-gradient(30deg, rgba(var(--pc), 0.18) 12%, transparent 12.5%, transparent 87%, rgba(var(--pc), 0.18) 87.5%),
    linear-gradient(150deg, rgba(var(--pc), 0.18) 12%, transparent 12.5%, transparent 87%, rgba(var(--pc), 0.18) 87.5%),
    linear-gradient(60deg, rgba(var(--pc), 0.12) 25%, transparent 25.5%, transparent 75%, rgba(var(--pc), 0.12) 75%),
    linear-gradient(60deg, rgba(var(--pc), 0.12) 25%, transparent 25.5%, transparent 75%, rgba(var(--pc), 0.12) 75%);
  background-size: calc(10px * var(--ps)) calc(18px * var(--ps));
  background-position: 0 0, 0 0, calc(5px * var(--ps)) calc(9px * var(--ps)), calc(5px * var(--ps)) calc(9px * var(--ps)), 0 0, calc(5px * var(--ps)) calc(9px * var(--ps));
}

[data-pattern-preview="boxes"] {
  background-image:
    linear-gradient(rgba(var(--pc), 0.2) 2px, transparent 2px),
    linear-gradient(90deg, rgba(var(--pc), 0.2) 2px, transparent 2px),
    linear-gradient(rgba(var(--pc), 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--pc), 0.08) 1px, transparent 1px);
  background-size: calc(50px * var(--ps)) calc(50px * var(--ps)), calc(50px * var(--ps)) calc(50px * var(--ps)), calc(10px * var(--ps)) calc(10px * var(--ps)), calc(10px * var(--ps)) calc(10px * var(--ps));
  background-position: -2px -2px, -2px -2px, -1px -1px, -1px -1px;
}

[data-pattern-preview="checker"] {
  background-image:
    linear-gradient(45deg, rgba(var(--pc), 0.15) 25%, transparent 25%, transparent 75%, rgba(var(--pc), 0.15) 75%),
    linear-gradient(45deg, rgba(var(--pc), 0.15) 25%, transparent 25%, transparent 75%, rgba(var(--pc), 0.15) 75%);
  background-size: calc(15px * var(--ps)) calc(15px * var(--ps));
  background-position: 0 0, calc(7.5px * var(--ps)) calc(7.5px * var(--ps));
}

[data-pattern-preview="diagonal"] {
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent calc(4px * var(--ps)),
    rgba(var(--pc), 0.12) calc(4px * var(--ps)),
    rgba(var(--pc), 0.12) calc(5px * var(--ps))
  );
}

[data-pattern-preview="none"] {
  background-image: none;
}

/* ==================== */
/* Settings Toggles     */
/* ==================== */
.settings-btn-group {
  display: flex;
  gap: var(--gap);
}

.settings-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: calc(var(--gap) * 1.5) var(--gap);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 16px;
  cursor: pointer;
  transition: all var(--transition);
}

.settings-btn:hover {
  background: var(--bg-primary);
  border-color: var(--accent-dim);
  color: var(--text-primary);
}

.settings-btn.active {
  border-color: var(--accent);
  background: var(--bg-primary);
  color: var(--accent);
}

.settings-btn-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ==================== */
/* Settings Slider      */
/* ==================== */
.settings-slider {
  padding: calc(var(--gap) * 1.5);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  margin-top: var(--gap);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.slider-label {
  font-size: 12px;
  color: var(--text-primary);
}

.slider-value {
  font-size: 12px;
  color: var(--accent);
  font-family: inherit;
}

.settings-slider input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  outline: none;
  margin-top: var(--gap);
  cursor: pointer;
}

.settings-slider input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: background var(--transition);
}

.settings-slider input[type="range"]::-webkit-slider-thumb:hover {
  background: var(--accent-dim);
}

.settings-slider input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: none;
  border-radius: 0;
  cursor: pointer;
}

.settings-slider input[type="range"]::-moz-range-track {
  height: 4px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0;
}

/* Color slider — discrete color blocks as the track */
.color-slider-track {
  position: relative;
  display: flex;
  height: 6px;
  margin-top: var(--gap);
  border: 1px solid var(--border-color);
}

.color-slider-stop {
  flex: 1;
}

.color-slider-track input[type="range"] {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  transform: translateY(-50%);
  margin: 0;
  height: 6px;
  background: transparent;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
}

.color-slider-track input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: none;
  border-radius: 0;
  cursor: pointer;
}

.color-slider-track input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: none;
  border-radius: 0;
  cursor: pointer;
}

.color-slider-track input[type="range"]::-moz-range-track {
  background: transparent;
  border: none;
}

.settings-danger-btn {
  width: 100%;
  background: transparent;
  color: var(--theme-color-red, #ec644e);
  border: 1px solid var(--theme-color-red, #ec644e);
  padding: calc(var(--gap) * 1.5);
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--gap);
}

.settings-danger-btn:hover {
  background: var(--theme-color-red, #ec644e);
  color: var(--bg-primary);
}

.settings-hint {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: var(--gap);
  opacity: 0.8;
}

/* ==================== */
/* Rounded Corners Mode */
/* ==================== */
[data-rounded="true"] .grid-stack-item-content {
  border-radius: 8px;
}

[data-rounded="true"] .tool-card {
  border-radius: 8px;
  overflow: hidden;
}

[data-rounded="true"] .card-header {
  border-radius: 0;
}

[data-rounded="true"] .dashboard-controls button {
  border-radius: 6px;
}

[data-rounded="true"] .modal-content {
  border-radius: 12px;
}

[data-rounded="true"] .theme-option {
  border-radius: 8px;
}

[data-rounded="true"] .theme-color-swatch {
  border-radius: 3px;
}

[data-rounded="true"] .pattern-option {
  border-radius: 8px;
}

[data-rounded="true"] .pattern-preview {
  border-radius: 4px;
}

[data-rounded="true"] .tool-item {
  border-radius: 8px;
}

[data-rounded="true"] .settings-btn {
  border-radius: 8px;
}

[data-rounded="true"] .settings-slider {
  border-radius: 8px;
}

[data-rounded="true"] .btn-fullscreen,
[data-rounded="true"] .btn-close {
  border-radius: 4px;
}

[data-rounded="true"] .fullscreen-overlay .btn-exit-fullscreen {
  border-radius: 6px;
}

[data-rounded="true"] .grid-stack-placeholder > .placeholder-content {
  border-radius: 8px;
}

[data-rounded="true"] .settings-danger-btn {
  border-radius: 8px;
}

/* ==================== */
/* Shadow Mode          */
/* ==================== */
[data-shadow="true"] .grid-stack-item-content {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.2);
}

[data-shadow="true"] .grid-stack-item:hover .grid-stack-item-content {
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.5), 0 3px 6px rgba(0, 0, 0, 0.25);
}

[data-shadow="true"] .grid-stack-item.ui-draggable-dragging .grid-stack-item-content {
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.6), 0 6px 16px rgba(0, 0, 0, 0.35);
}

[data-shadow="true"][data-theme="pastel"] .grid-stack-item-content {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.05);
}

[data-shadow="true"][data-theme="pastel"] .grid-stack-item:hover .grid-stack-item-content {
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15), 0 3px 6px rgba(0, 0, 0, 0.08);
}

/* ==================== */
/* Responsive Design    */
/* ==================== */
@media (max-width: 768px) {
  .dashboard-header {
    padding: var(--gap);
    flex-direction: column;
    gap: var(--gap);
    align-items: flex-start;
  }

  .dashboard-header h1 {
    font-size: 11px;
  }

  .dashboard-controls {
    width: 100%;
    justify-content: space-between;
  }

  .dashboard-controls button {
    flex: 1;
    font-size: 11px;
    padding: 6px 10px;
  }

  .dashboard-container {
    padding: var(--gap);
  }

  .modal-content {
    max-width: 100%;
    max-height: 90vh;
  }
}

/* ==================== */
/* Scrollbar Styling    */
/* ==================== */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-dim);
}

* {
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) transparent;
}

/* ==================== */
/* Loading State        */
/* ==================== */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--text-secondary);
  font-size: 11px;
  letter-spacing: 0.05em;
}

.loading::after {
  content: "...";
  animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
  0%, 20% { content: "."; }
  40% { content: ".."; }
  60%, 100% { content: "..."; }
}

/* ==================== */
/* Additional i3-gaps polish */
/* ==================== */
::selection {
  background: var(--accent-dim);
  color: var(--bg-primary);
}

button {
  text-transform: lowercase;
}

button:focus,
input:focus {
  outline: none;
}

/* ==================== */
/* Animations            */
/* ==================== */

/* --- Modal open/close --- */
@keyframes modal-overlay-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes modal-content-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes modal-overlay-out {
  from { opacity: 1; }
  to   { opacity: 0; }
}

@keyframes modal-content-out {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(8px); }
}

.modal-overlay.active {
  animation: modal-overlay-in 0.2s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.modal-overlay.active .modal-content {
  animation: modal-content-in 0.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.modal-overlay.closing {
  display: flex;
  animation: modal-overlay-out 0.15s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.modal-overlay.closing .modal-content {
  animation: modal-content-out 0.15s cubic-bezier(0.4, 0, 0.2, 1) both;
}

/* --- Fullscreen enter/exit --- */
@keyframes fullscreen-in {
  from { opacity: 0; transform: scale(0.98); }
  to   { opacity: 1; transform: scale(1); }
}

.grid-stack-item.fullscreen .grid-stack-item-content {
  animation: fullscreen-in 0.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* --- Tool card entrance --- */
@keyframes card-enter {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.grid-stack-item.card-entering .grid-stack-item-content {
  animation: card-enter 0.25s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* --- Tool card exit --- */
@keyframes card-exit {
  from { opacity: 1; transform: scale(1); }
  to   { opacity: 0; transform: scale(0.97); }
}

.grid-stack-item.card-exiting .grid-stack-item-content {
  animation: card-exit 0.2s cubic-bezier(0.4, 0, 0.2, 1) both;
}

/* --- Theme switching crossfade --- */
.theme-transitioning,
.theme-transitioning *,
.theme-transitioning *::before,
.theme-transitioning *::after {
  transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* --- Button click glow --- */
@keyframes btn-glow {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 40%, transparent); }
  100% { box-shadow: 0 0 0 6px transparent; }
}

.dashboard-controls button:active {
  transform: scale(0.97);
}

.dashboard-controls button.clicked {
  animation: btn-glow 0.3s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.card-actions button:active {
  transform: scale(0.9);
}

.theme-option:active {
  transform: scale(0.97);
}