/* ============================================
   PROFESSIONAL FLOATING COLOR PICKER
   CLEAN, ORGANISED, THEME‑READY (CSS VARS)
   ============================================ */

/* ---------- LIGHT MODE (default) ---------- */
:root {
    --picker-bg: #ffffff;
    --picker-border: rgba(0, 0, 0, 0.12);
    --picker-shadow: 0 8px 30px rgba(0, 0, 0, 0.15), 0 2px 6px rgba(0, 0, 0, 0.08);
    --picker-text: #1e293b;
    --picker-input-bg: #f8fafc;
    --picker-input-border: rgba(0, 0, 0, 0.15);
    --picker-input-focus-border: #4CAF50;
    --picker-input-focus-bg: #ffffff;
    --picker-slider-track-bg: #f1f5f9;
    --picker-slider-track-border: rgba(0, 0, 0, 0.1);
    --picker-slider-thumb-border: #ffffff;
    --picker-slider-thumb-shadow: 0 0 1px 2px rgba(0, 0, 0, 0.15);
    --picker-slider-thumb-inner-ring: rgba(0, 0, 0, 0.25);
    --picker-slider-label: #64748b;
    --picker-mode-select-bg: #f8fafc;
    --picker-mode-select-border: rgba(0, 0, 0, 0.15);
    --picker-mode-select-color: #1e293b;
    --picker-mode-dropdown-bg: #ffffff;
    --picker-mode-dropdown-border: rgba(0, 0, 0, 0.15);
    --picker-mode-option-color: #1e293b;
    --picker-mode-option-hover-bg: rgba(76, 175, 80, 0.1);
    --picker-mode-option-active-bg: rgba(76, 175, 80, 0.12);
    --picker-mode-option-active-color: #1e293b;
    --picker-mode-option-check: #4CAF50;
    --picker-icon-btn-bg: #f1f5f9;
    --picker-icon-btn-color: #475569;
    --picker-icon-btn-hover-bg: #e2e8f0;
    --picker-icon-btn-hover-color: #1e293b;
    --picker-footer-border: rgba(0, 0, 0, 0.08);
    --picker-hex-row-bg: #f8fafc;
    --picker-hex-row-border: rgba(0, 0, 0, 0.15);
    --picker-hex-row-focus-bg: #ffffff;
    --picker-hex-row-focus-border: #318aba;
    --picker-hex-preview-separator: rgba(0, 0, 0, 0.15);
    --picker-hex-preview-bg: #ccc;
    --picker-canvas-shadow: rgba(0, 0, 0, 0.08);
    --picker-handle-border: #ffffff;
    --picker-handle-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
    --picker-initial-marker-bg: rgba(255, 255, 255, 0.8);
}

/* ---------- DARK MODE ---------- */
[data-theme="dark"] {
    --picker-bg: #1e293b;
    --picker-border: rgba(255, 255, 255, 0.15);
    --picker-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
    --picker-text: #f1f5f9;
    --picker-input-bg: #334155;
    --picker-input-border: rgba(255, 255, 255, 0.2);
    --picker-input-focus-border: #4CAF50;
    --picker-input-focus-bg: #475569;
    --picker-slider-track-bg: #334155;
    --picker-slider-track-border: rgba(255, 255, 255, 0.1);
    --picker-slider-thumb-border: #ffffff;
    --picker-slider-thumb-shadow: 0 0 1px 2px rgba(0, 0, 0, 0.35);
    --picker-slider-thumb-inner-ring: rgba(0, 0, 0, 0.4);
    --picker-slider-label: #94a3b8;
    --picker-mode-select-bg: #334155;
    --picker-mode-select-border: rgba(255, 255, 255, 0.2);
    --picker-mode-select-color: #f1f5f9;
    --picker-mode-dropdown-bg: #1e293b;
    --picker-mode-dropdown-border: rgba(255, 255, 255, 0.2);
    --picker-mode-option-color: #f1f5f9;
    --picker-mode-option-hover-bg: rgba(76, 175, 80, 0.15);
    --picker-mode-option-active-bg: rgba(76, 175, 80, 0.2);
    --picker-mode-option-active-color: #f1f5f9;
    --picker-mode-option-check: #4CAF50;
    --picker-icon-btn-bg: #334155;
    --picker-icon-btn-color: #94a3b8;
    --picker-icon-btn-hover-bg: #475569;
    --picker-icon-btn-hover-color: #f1f5f9;
    --picker-footer-border: rgba(255, 255, 255, 0.08);
    --picker-hex-row-bg: #334155;
    --picker-hex-row-border: rgba(255, 255, 255, 0.2);
    --picker-hex-row-focus-bg: #475569;
    --picker-hex-row-focus-border: #318aba;
    --picker-hex-preview-separator: rgba(255, 255, 255, 0.2);
    --picker-hex-preview-bg: #334155;
    --picker-canvas-shadow: rgba(0, 0, 0, 0.2);
    --picker-handle-border: #ffffff;
    --picker-handle-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
    --picker-initial-marker-bg: rgba(255, 255, 255, 0.65);
}

/* ---------- BASE PICKER ---------- */
#floatingColorPicker {
    position: fixed;
    background: var(--picker-bg);
    border: 1px solid var(--picker-border);
    border-radius: 12px;
    box-shadow: var(--picker-shadow);
    z-index: 999999;
    display: block;
    visibility: hidden;
    font-family: Arial, sans-serif;
    overflow: hidden;
    user-select: none;
}
#floatingColorPicker.active {
    visibility: visible;
    animation: pickerFadeIn 0.15s ease;
}
@keyframes pickerFadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.picker-content-wrap {
    padding: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

/* ---------- 2D SV PAD ---------- */
.picker-sv-wrap {
    margin-bottom: 0;
    position: relative;
    width: 250px;
}
.picker-sv-canvas {
    width: 250px;
    height: 150px;
    border-radius: 8px;
    display: block;
    box-shadow: inset 0 0 0 1px var(--picker-canvas-shadow);
    touch-action: none;
}
.picker-sv-handle {
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid var(--picker-handle-border);
    box-shadow: var(--picker-handle-shadow);
    transform: translate(-50%, -50%);
    pointer-events: none;
    transition: transform 0.05s ease;
    z-index: 2;
    cursor: pointer;
}
.picker-sv-handle.active {
    transform: translate(-50%, -50%) scale(1.1);
}

/* ---------- HUE SLIDER ---------- */
.picker-hue-wrap {
    width: 250px;
}
.picker-hue-slider {
    width: 250px;
    height: 10px;
    border-radius: 5px;
    position: relative;
    background: linear-gradient(to right, #f00, #ff0, #0f0, #0ff, #00f, #f0f, #f00);
    box-shadow: inset 0 0 0 1px var(--picker-slider-track-border);
    touch-action: none;
}
.picker-hue-thumb {
    position: absolute;
    top: 50%;
    width: 10px;
    height: 10px;
    background: transparent;
    border: 6px solid var(--picker-slider-thumb-border);
    border-radius: 50%;
    box-shadow:
        var(--picker-slider-thumb-shadow),
        inset 0 0 0 1px var(--picker-slider-thumb-inner-ring);
    transform: translate(-50%, -50%);
    z-index: 2;
    touch-action: none;
    cursor: pointer;
}

/* ---------- GENERIC SLIDERS (HSB/HSL/RGB/CMYK/LAB) ---------- */
.picker-slider-wrap {
    width: 250px;
}
.picker-slider {
    width: 250px;
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.picker-slider .slider-label {
    font-size: 10px;
    color: var(--picker-slider-label);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 4px;
    padding-left: 2px;
    font-weight: 500;
}
.picker-slider .slider-track {
    width: 100%;
    height: 10px;
    border-radius: 5px;
    position: relative;
    box-shadow: inset 0 0 0 1px var(--picker-slider-track-border);
    background: var(--picker-slider-track-bg);
    touch-action: none;
}
.picker-slider .slider-thumb {
    position: absolute;
    top: 50%;
    width: 10px;
    height: 10px;
    background: transparent;
    border: 6px solid var(--picker-slider-thumb-border);
    border-radius: 50%;
    box-shadow:
        var(--picker-slider-thumb-shadow),
        inset 0 0 0 1px var(--picker-slider-thumb-inner-ring);
    transform: translate(-50%, -50%);
    z-index: 2;
    touch-action: none;
    cursor: pointer;
}

/* ---------- UNIFIED HEX ROW (preview inside input – box with border) ---------- */
.picker-hex-row {
    width: 250px;
    display: flex;
    align-items: stretch;
    border: 1px solid var(--picker-hex-row-border);
    border-radius: 6px;
    overflow: hidden;                      /* keeps border-radius clipping */
    transition: border-color 0.15s, background 0.15s;
}
.picker-hex-row:focus-within {
    border-color: var(--picker-hex-row-focus-border);    
    transition: border .3s ease-in-out 0s;
    -ms-transition: border .3s ease-in-out 0s;
    -moz-transition: border .3s ease-in-out 0s;
    -webkit-transition:border .3s ease-in-out 0s;
    -o-transition: border .3s ease-in-out 0s
}
.picker-hex-input {
    flex: 1;
    padding: 7px 10px;
    font-size: 12px;
    font-family: monospace;
    border: none !important;
    outline: none;
    background: transparent;
    color: var(--picker-text);
    text-transform: uppercase;
}
.picker-hex-input::placeholder {
    color: var(--picker-slider-label);
}
.picker-hex-preview {
    width: 26px;                           /* smaller than before */
    flex-shrink: 0;
    margin: 4px 4px 4px 8px;              /* gap all around: top/right/bottom/left */
    border: 1px solid var(--picker-hex-row-border);
    border-radius: 4px;
    background: var(--picker-hex-preview-bg);
    box-shadow: none;
    transition: background 0.15s, border-color 0.15s;
}

/* ---------- FOOTER & MODE DROPDOWN ---------- */
.picker-footer {
    width: 250px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 5px;
    border-top: 1px solid var(--picker-footer-border);
}
.picker-mode-select {
    padding: 6px 10px;
    font-size: 11px;
    border: 1px solid var(--picker-mode-select-border);
    border-radius: 6px;
    background: var(--picker-mode-select-bg);
    color: var(--picker-mode-select-color);
    cursor: pointer;
    min-width: 80px;
    text-align: left;
    position: relative;
    text-shadow: none;
}
.picker-mode-select:hover {
    background: none;
    color: var(--picker-text);
    border: 1px solid rgb(141 141 141 / 42%);
}
.picker-mode-select:focus {
    outline: none;
    border-color: var(--picker-input-focus-border);
}
.picker-mode-select::after {
    content: '\25BE';
    margin-left: 4px;
    font-size: 10px;
    color: var(--picker-slider-label);
}
.picker-mode-dropdown {
    position: fixed;
    background: var(--picker-mode-dropdown-bg);
    border: 1px solid var(--picker-mode-dropdown-border);
    border-radius: 6px;
    box-shadow: var(--picker-shadow);
    z-index: 1000000;
    display: none;
    min-width: 120px;
    overflow: hidden;
}
.picker-mode-dropdown.active {
    display: block;
}
.mode-option {
    padding: 8px 12px;
    font-size: 11px;
    color: var(--picker-mode-option-color);
    cursor: pointer;
    transition: background 0.15s;
    position: relative;
}
.mode-option:hover {
    background: var(--picker-mode-option-hover-bg);
}
.mode-option.active {
    background: var(--picker-mode-option-active-bg);
    font-weight: 600;
    color: var(--picker-mode-option-active-color);
}
.mode-option .mode-check-icon {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    color: var(--picker-mode-option-check);
    font-weight: normal;
}

/* ---------- ICON BUTTONS ---------- */
.picker-icons {
    display: flex;
    gap: 4px;
}
.picker-icon-btn {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 6px;
    background: var(--picker-icon-btn-bg);
    color: var(--picker-icon-btn-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    transition: background 0.15s, color 0.15s, transform 0.1s;
    text-shadow: none;
}
.picker-icon-btn:hover {
    background: var(--picker-icon-btn-hover-bg);
    color: var(--picker-icon-btn-hover-color);
}
.picker-icon-btn:active {
    transform: scale(0.95);
}

/* ---------- INITIAL VALUE MARKERS ---------- */
.slider-initial-marker {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--picker-initial-marker-bg);
    pointer-events: none;
    z-index: 1;
    transition: none;
}
.picker-sv-initial-marker {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--picker-initial-marker-bg);
    pointer-events: none;
    z-index: 1;
    transform: translate(-50%, -50%);
    transition: none;
}