/* Dexpix Color Picker v2.1 */

:root {
  --dp: #1b5e8c;
  --dpd: #134a6e;
  --dpl: #e8f4fd;
  --dpt: #1e293b;
  --dpm: #64748b;
  --dpbg: #f8fafc;
  --dpw: #ffffff;
  --dpb: #e2e8f0;
  --dp-success: #10b981;
  --dp-error: #ef4444;
  --dp-body: #475569;
  --dp-shadow: 0 1px 3px rgba(0,0,0,0.06);
  --dp-shadow-hover: 0 8px 25px rgba(27,94,140,0.12);
  --dp-transition: 0.2s ease;
}

.pk-app *,
.pk-app *::before,
.pk-app *::after { box-sizing: border-box; margin: 0; padding: 0; }

.pk-app {
  font-family: system-ui, -apple-system, sans-serif;
  color: var(--dpt); background: var(--dpbg); padding: 32px 16px 48px; -webkit-font-smoothing: antialiased;
}

.pk-header { text-align: center; margin-bottom: 32px; max-width: 1100px; margin-left: auto; margin-right: auto; }
.pk-header h2 { font-size: 22px; font-weight: 600; color: var(--dpt); margin-bottom: 8px; }
.pk-header p { color: var(--dp-body); font-size: 16px; line-height: 1.75; }

.pk-layout { display: grid; grid-template-columns: 1fr 340px; gap: 24px; max-width: 1100px; margin: 0 auto; }
@media (max-width: 900px) { .pk-layout { grid-template-columns: 1fr; } }

.pk-card { background: var(--dpw); border: 1px solid var(--dpb); border-radius: 12px; padding: 24px; box-shadow: var(--dp-shadow); }
.pk-card-title { font-size: 14px; font-weight: 600; color: var(--dpt); margin-bottom: 16px; }
.pk-card-subtitle { font-size: 13px; color: var(--dpm); margin-bottom: 12px; line-height: 1.5; }

/* Left Panel */
.pk-picker-panel { background: var(--dpw); border: 1px solid var(--dpb); border-radius: 12px; padding: 24px; box-shadow: var(--dp-shadow); display: flex; flex-direction: column; }

/* Spectrum */
.pk-section-label {
  font-size: 12px; font-weight: 600; color: var(--dpm); text-transform: uppercase;
  letter-spacing: 0.05em; margin-bottom: 8px; display: flex; align-items: center; gap: 6px;
}

.pk-section-label-hint {
  font-weight: 400; text-transform: none; letter-spacing: 0; font-size: 12px; color: var(--dpm); opacity: 0.7;
}

.pk-spectrum-wrap {
  position: relative; width: 100%; aspect-ratio: 5/3; border-radius: 8px; overflow: hidden;
  cursor: crosshair; border: 1px solid var(--dpb); touch-action: none;
}

.pk-spectrum {
  position: absolute; inset: 0;
  background: linear-gradient(to right, #fff, hsl(0,100%,50%));
}

.pk-spectrum::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent, #000);
}

.pk-spectrum-cursor {
  position: absolute; width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid #fff; box-shadow: 0 0 0 1px rgba(0,0,0,0.3), inset 0 0 0 1px rgba(0,0,0,0.15);
  transform: translate(-50%, -50%); pointer-events: none; z-index: 2;
}

/* Sliders */
.pk-slider-section { margin-top: 16px; }

.pk-slider-row { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.pk-slider-row:last-child { margin-bottom: 0; }

.pk-slider-icon {
  width: 28px; height: 28px; border-radius: 6px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: var(--dpw);
}

.pk-slider-wrap { flex: 1; position: relative; height: 20px; border-radius: 10px; cursor: crosshair; touch-action: none; border: 1px solid var(--dpb); }

.pk-hue-bar {
  width: 100%; height: 100%; border-radius: 10px;
  background: linear-gradient(to right, #ff0000, #ffff00, #00ff00, #00ffff, #0000ff, #ff00ff, #ff0000);
}

.pk-alpha-bg {
  position: absolute; inset: 0;
  background: repeating-conic-gradient(#ccc 0% 25%, #fff 0% 50%) 0 0 / 10px 10px;
  border-radius: 10px;
}

.pk-alpha-bar { position: absolute; inset: 0; border-radius: 10px; }

.pk-slider-cursor {
  position: absolute; top: -2px; width: 8px; height: 24px; border-radius: 4px;
  background: #fff; border: 1px solid rgba(0,0,0,0.3); box-shadow: 0 1px 3px rgba(0,0,0,0.15);
  transform: translateX(-50%); pointer-events: none;
}

.pk-slider-val {
  font-family: 'Courier New', monospace; font-size: 13px; color: var(--dpt);
  font-weight: 600; min-width: 36px; text-align: right;
}

/* Selected Color */
.pk-selected-section { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--dpb); }

.pk-selected-row { display: flex; gap: 16px; align-items: center; }

.pk-swatch {
  width: 72px; height: 72px; border-radius: 12px; border: 1px solid var(--dpb);
  position: relative; overflow: hidden; flex-shrink: 0;
}

.pk-swatch-bg {
  position: absolute; inset: 0;
  background: repeating-conic-gradient(#ccc 0% 25%, #fff 0% 50%) 0 0 / 10px 10px;
}

.pk-swatch-color { position: absolute; inset: 0; }

.pk-selected-info { flex: 1; }
.pk-selected-hex { font-family: 'Courier New', monospace; font-size: 22px; font-weight: 700; color: var(--dpt); letter-spacing: 0.02em; }
.pk-selected-sub { font-family: 'Courier New', monospace; font-size: 13px; color: var(--dpm); margin-top: 4px; }

/* Format Outputs */
.pk-formats-section { margin-top: 20px; }

.pk-formats { display: flex; flex-direction: column; gap: 6px; }

.pk-format-row { display: flex; align-items: center; gap: 6px; }

.pk-format-label {
  font-size: 11px; font-weight: 700; color: var(--dpw); min-width: 40px;
  text-align: center; padding: 5px 4px; border-radius: 4px; background: var(--dpm);
  text-transform: uppercase; letter-spacing: 0.03em;
}

.pk-format-input {
  flex: 1; font-family: 'Courier New', monospace; font-size: 13px; color: var(--dpt);
  background: var(--dpbg); border: 1px solid var(--dpb); border-radius: 6px;
  padding: 7px 10px; outline: none; transition: border-color var(--dp-transition);
}

.pk-format-input:focus { border-color: var(--dp); }

.pk-format-copy {
  padding: 6px 10px; background: var(--dpw); border: 1px solid var(--dpb); border-radius: 6px;
  font-family: system-ui, -apple-system, sans-serif; font-size: 12px; font-weight: 500;
  color: var(--dpm); cursor: pointer; transition: all var(--dp-transition); white-space: nowrap;
}

.pk-format-copy:hover { border-color: var(--dp); color: var(--dp); }
.pk-format-copy.copied { background: var(--dp-success); color: #fff; border-color: var(--dp-success); }

/* History */
.pk-history { display: flex; gap: 6px; flex-wrap: wrap; min-height: 32px; }

.pk-history-empty { font-size: 13px; color: var(--dpm); opacity: 0.6; }

.pk-history-swatch {
  width: 32px; height: 32px; border-radius: 6px; border: 1px solid var(--dpb);
  cursor: pointer; transition: all var(--dp-transition); position: relative; overflow: hidden;
}

.pk-history-swatch:hover { transform: scale(1.15); box-shadow: var(--dp-shadow-hover); }

.pk-history-bg {
  position: absolute; inset: 0;
  background: repeating-conic-gradient(#ccc 0% 25%, #fff 0% 50%) 0 0 / 8px 8px;
}

.pk-history-color { position: absolute; inset: 0; }

/* Palettes */
.pk-palette-tabs { display: flex; gap: 4px; margin-bottom: 12px; flex-wrap: wrap; }

.pk-palette-tab {
  padding: 5px 10px; background: var(--dpbg); border: 1px solid var(--dpb); border-radius: 6px;
  font-family: system-ui, -apple-system, sans-serif; font-size: 12px; font-weight: 500;
  color: var(--dpm); cursor: pointer; transition: all var(--dp-transition);
}

.pk-palette-tab:hover { border-color: var(--dp); }
.pk-palette-tab.active { background: var(--dp); color: #fff; border-color: var(--dp); }

.pk-palette-grid { display: flex; gap: 4px; flex-wrap: wrap; }

.pk-palette-color {
  width: 28px; height: 28px; border-radius: 4px; border: 1px solid var(--dpb);
  cursor: pointer; transition: all var(--dp-transition);
}

.pk-palette-color:hover { transform: scale(1.2); box-shadow: var(--dp-shadow-hover); z-index: 1; }

/* Share */
.pk-share-section { margin-top: 16px; }
.pk-share-url-row { display: flex; gap: 8px; margin-bottom: 16px; }
.pk-share-url-input { flex: 1; background: var(--dpbg); border: 1px solid var(--dpb); border-radius: 6px; padding: 8px 16px; font-family: 'Courier New', monospace; font-size: 14px; color: var(--dpt); outline: none; min-width: 0; }
.pk-share-copy-btn { display: inline-flex; align-items: center; background: var(--dp); border: none; color: #fff; font-family: system-ui, -apple-system, sans-serif; font-size: 14px; font-weight: 500; padding: 8px 16px; border-radius: 6px; cursor: pointer; transition: background var(--dp-transition); white-space: nowrap; }
.pk-share-copy-btn:hover { background: var(--dpd); }
.pk-share-copy-btn.copied { background: var(--dp-success); }

.pk-share-socials { display: flex; gap: 8px; }
.pk-share-social-btn { flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--dpw); border: 1px solid var(--dpb); border-radius: 6px; padding: 8px 16px; font-family: system-ui, -apple-system, sans-serif; font-size: 14px; font-weight: 500; color: var(--dpt); cursor: pointer; transition: all var(--dp-transition); text-decoration: none; }
.pk-share-social-btn:hover { border-color: var(--dp); color: var(--dp); }
.pk-share-social-btn svg { width: 16px; height: 16px; flex-shrink: 0; }

@media (max-width: 900px) { .pk-app { padding: 24px 16px 48px; } }