/* Color Palette Tool Specific Styles */
.text-gradient-teal {
    background: var(--grad-teal);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}
.tool-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: calc(var(--nav-height) + 2rem) 2rem 4rem;
}
.back-link {
    display: inline-flex; align-items: center; gap: 0.5rem;
    color: var(--text-secondary); text-decoration: none;
    font-size: 0.95rem; font-weight: 500; margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}
.back-link:hover { color: var(--accent-teal); transform: translateX(-4px); }
.back-link svg { width: 18px; height: 18px; fill: currentColor; transform: rotate(180deg); }
.tool-header { margin-bottom: 2rem; }
.tool-main-title { font-size: 2.2rem; font-weight: 800; margin-bottom: 0.5rem; }
.tool-subtitle { color: var(--text-secondary); font-size: 1rem; }
.tool-grid-layout {
    display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 1.5rem;
}
@media (max-width: 992px) { .tool-grid-layout { grid-template-columns: 1fr; } }
.tool-panel {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg); padding: 2rem;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    display: flex; flex-direction: column; gap: 1.5rem;
    transition: var(--transition-smooth); position: relative; overflow: hidden;
}
.tool-panel::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
    background: linear-gradient(135deg, #a855f7, #6366f1); opacity: 0.7;
}
.panel-header {
    border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 1rem;
}
.panel-title {
    font-family: 'Be Vietnam Pro', sans-serif; font-size: 1.2rem;
    font-weight: 700; color: white; display: flex; align-items: center; gap: 0.5rem;
}
.dropzone {
    border: 2px dashed rgba(168, 85, 247, 0.35); border-radius: var(--border-radius-md);
    background: rgba(15, 23, 42, 0.3); padding: 2.5rem 1.5rem;
    text-align: center; cursor: pointer; transition: var(--transition-smooth);
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.75rem;
}
.dropzone:hover, .dropzone.dragover {
    border-color: #a855f7; background: rgba(168, 85, 247, 0.05);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.1);
}
.dropzone-icon { width: 44px; height: 44px; color: #a855f7; opacity: 0.8; transition: var(--transition-smooth); }
.dropzone:hover .dropzone-icon { transform: translateY(-4px); opacity: 1; }
.dropzone-title { font-size: 1rem; font-weight: 600; color: white; }
.settings-group {
    background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--border-radius-sm); padding: 1.25rem;
    display: flex; flex-direction: column; gap: 0.75rem;
}
.form-label { font-size: 0.8rem; color: var(--text-secondary); font-weight: 600; }
.range-slider-container { display: flex; align-items: center; gap: 1rem; }
.range-slider {
    flex-grow: 1; height: 6px; -webkit-appearance: none; appearance: none;
    background: rgba(255,255,255,0.1); border-radius: 3px; outline: none;
}
.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 18px; height: 18px; border-radius: 50%; background: #a855f7;
    cursor: pointer; box-shadow: 0 0 10px rgba(168,85,247,0.5); transition: var(--transition-smooth);
}
.range-slider::-webkit-slider-thumb:hover { transform: scale(1.2); }
.range-val { font-weight: 700; font-family: monospace; color: white; min-width: 2rem; text-align: right; }
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0.7rem 1.25rem; border-radius: var(--border-radius-sm);
    font-family: 'Inter', sans-serif; font-weight: 600; font-size: 0.9rem;
    cursor: pointer; transition: var(--transition-smooth); border: none; outline: none;
}
.btn-primary { background: linear-gradient(135deg, #a855f7, #6366f1); color: white; box-shadow: 0 4px 20px rgba(168,85,247,0.25); }
.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.1); }
.btn-secondary {
    background: rgba(255,255,255,0.04); border: 1px solid var(--border-color); color: var(--text-primary);
}
.btn-secondary:hover { background: rgba(255,255,255,0.08); }
.preview-container { display: flex; flex-direction: column; gap: 1.5rem; }
#preview-canvas { border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,0.5); cursor: crosshair; }
#no-result { color: var(--text-secondary); font-size: 0.9rem; text-align: center; padding: 3rem 1rem; }
.color-palette-grid { display: flex; flex-direction: column; gap: 0.75rem; }
.color-swatch {
    display: flex; align-items: center; gap: 1rem; padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.07);
    border-radius: 10px; transition: var(--transition-smooth); cursor: default;
}
.color-swatch:hover { background: rgba(255,255,255,0.07); }
.swatch-block {
    width: 40px; height: 40px; border-radius: 8px; flex-shrink: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.4);
}
.swatch-info { flex: 1; display: flex; flex-direction: column; gap: 0.2rem; }
.swatch-hex { font-family: monospace; font-size: 0.95rem; font-weight: 700; color: white; }
.swatch-rgb { font-size: 0.75rem; color: var(--text-secondary); }
.swatch-actions { display: flex; gap: 0.5rem; }
.btn-copy-swatch {
    background: rgba(168,85,247,0.1); border: 1px solid rgba(168,85,247,0.2); color: #a855f7;
    padding: 0.3rem 0.65rem; border-radius: 5px; font-size: 0.75rem; font-weight: 600;
    cursor: pointer; transition: var(--transition-smooth);
}
.btn-copy-swatch:hover { background: rgba(168,85,247,0.2); }
.btn-copy-swatch.copied { background: rgba(34,197,94,0.15); color: #22c55e; border-color: rgba(34,197,94,0.3); }
/* Color picker cursor tooltip */
.color-hover-tooltip {
    position: fixed; pointer-events: none; background: rgba(15,23,42,0.95);
    border: 1px solid rgba(255,255,255,0.15); border-radius: 8px;
    padding: 0.5rem 0.75rem; font-size: 0.8rem; font-weight: 600;
    color: white; display: flex; align-items: center; gap: 0.5rem;
    z-index: 9999; transform: translate(14px, 14px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.5);
}
.tooltip-color-dot { width: 16px; height: 16px; border-radius: 50%; border: 2px solid white; flex-shrink: 0; }
/* Mobile tabs */
.mobile-tabs-container {
    display: none; background: rgba(15,23,42,0.5); border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--border-radius-md); padding: 0.35rem; margin-bottom: 1.5rem; gap: 0.35rem;
}
.mobile-tab-btn {
    flex: 1; background: transparent; border: none; color: var(--text-secondary);
    font-size: 0.85rem; font-weight: 600; padding: 0.6rem; border-radius: 4px;
    cursor: pointer; transition: var(--transition-smooth);
}
.mobile-tab-btn.active { background: rgba(168,85,247,0.1); color: white; }
@media (max-width: 992px) {
    .mobile-tabs-container { display: flex; }
    .tool-panel { display: none; }
    .active-panel { display: flex !important; }
    .tool-container { padding-left: 1rem; padding-right: 1rem; }
    .tool-panel { padding: 1.25rem; }
}
.extracted-swatch-picked {
    padding: 0.75rem 1rem; background: rgba(255,255,255,0.03);
    border: 1px solid rgba(168,85,247,0.3); border-radius: 10px; margin-top: 0.5rem;
}
.extracted-swatch-picked .swatch-title { font-size: 0.78rem; color: var(--text-secondary); margin-bottom: 0.5rem; }