.tool-header{text-align:center;margin-bottom:40px}.header-badge{display:flex;justify-content:center;gap:12px;margin-bottom:24px;flex-wrap:wrap}.badge{background:linear-gradient(135deg, #f59e0b, #d97706);color:white;padding:6px 18px;border-radius:40px;font-size:0.75rem;font-weight:500;box-shadow:0 2px 8px rgba(0,0,0,0.1)}.tool-header h1{font-size:2.2rem;font-weight:800;background:linear-gradient(135deg, #1e293b, #f59e0b);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}.tool-header p{color:var(--gray-500);font-size:1rem}.color-showcase{border-radius:28px;margin-bottom:32px;padding:40px;text-align:center;transition:background-color .3s ease;box-shadow:0 20px 35px -10px rgba(0,0,0,0.15)}.color-info{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}.color-code{font-size:1.8rem;font-weight:700;font-family:monospace;background:rgba(0,0,0,0.5);backdrop-filter:blur(10px);padding:12px 24px;border-radius:60px;color:white;letter-spacing:1px}.color-actions{display:flex;gap:12px}.showcase-btn{background:rgba(255,255,255,0.2);backdrop-filter:blur(10px);border:none;padding:10px 24px;border-radius:40px;color:white;cursor:pointer;transition:all 0.3s;font-weight:500}.showcase-btn:hover{background:rgba(255,255,255,0.3);transform:translateY(-2px)}.palette-container{display:grid;grid-template-columns:1fr 1fr;gap:24px}.color-picker-section{display:flex;flex-direction:column;gap:24px}.picker-card,.save-card,.scheme-card,.history-card,.theory-card{background:white;border-radius:24px;padding:20px;border:1px solid var(--gray-200);box-shadow:0 4px 15px rgba(0,0,0,0.03)}.picker-card h3,.save-card h3,.scheme-card h3,.history-card h3,.theory-card h3{font-size:0.9rem;margin-bottom:16px;color:var(--gray-700);display:flex;align-items:center;gap:8px}.picker-wrapper{display:flex;justify-content:center;margin-bottom:20px}.color-picker{width:120px;height:120px;border:3px solid white;border-radius:60px;cursor:pointer;box-shadow:0 8px 20px rgba(0,0,0,0.1)}.color-values{display:grid;gap:12px}.value-group label{display:block;font-size:0.65rem;color:var(--gray-500);margin-bottom:4px}.value-input{display:flex;align-items:center;gap:6px;background:var(--gray-50);border-radius:30px;padding:6px 12px}.value-input span{font-size:0.8rem;color:var(--gray-500)}.color-input{flex:1;border:none;background:transparent;font-family:monospace;font-size:0.85rem;padding:6px 0}.color-input:focus{outline:none}.copy-value{background:transparent;border:none;cursor:pointer;color:var(--gray-400);padding:4px;border-radius:20px}.copy-value:hover{color:#f59e0b}.save-controls{display:flex;gap:12px;margin-bottom:16px}.save-btn,.clear-btn{flex:1;padding:10px;border-radius:40px;border:none;cursor:pointer;font-size:0.8rem;transition:all 0.2s}.save-btn{background:linear-gradient(135deg, #f59e0b, #d97706);color:white}.clear-btn{background:var(--gray-100);color:var(--gray-600)}.clear-btn:hover{background:#fee2e2;color:#dc2626}.saved-colors{display:flex;flex-wrap:wrap;gap:12px;min-height:80px}.saved-color{width:50px;height:50px;border-radius:12px;cursor:pointer;transition:all 0.2s;box-shadow:0 2px 8px rgba(0,0,0,0.1);position:relative}.saved-color:hover{transform:scale(1.05)}.saved-color .remove-color{position:absolute;top:-6px;right:-6px;width:18px;height:18px;background:#ef4444;color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;opacity:0;transition:opacity 0.2s}.saved-color:hover .remove-color{opacity:1}.scheme-buttons{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}.scheme-btn{background:var(--gray-100);border:1px solid var(--gray-200);padding:6px 14px;border-radius:30px;font-size:0.7rem;cursor:pointer;transition:all 0.2s}.scheme-btn.active{background:#f59e0b;border-color:#f59e0b;color:white}.scheme-colors{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}.scheme-color{text-align:center;cursor:pointer;transition:transform 0.2s}.scheme-color:hover{transform:translateY(-4px)}.scheme-color-box{width:60px;height:60px;border-radius:16px;margin-bottom:8px;box-shadow:0 4px 10px rgba(0,0,0,0.1)}.scheme-color-value{font-size:0.6rem;font-family:monospace;color:var(--gray-500)}.history-colors{display:flex;flex-wrap:wrap;gap:12px;min-height:60px}.history-color{width:45px;height:45px;border-radius:12px;cursor:pointer;transition:all 0.2s;box-shadow:0 2px 6px rgba(0,0,0,0.1)}.history-color:hover{transform:scale(1.05)}.theory-content{display:grid;gap:12px}.theory-item{display:flex;align-items:center;gap:12px}.theory-color{width:32px;height:32px;border-radius:10px}.theory-info strong{display:block;font-size:0.75rem}.theory-info p{font-size:0.65rem;color:var(--gray-500)}.empty-saved{text-align:center;padding:20px;color:var(--gray-400);font-size:0.75rem}@media (max-width:900px){.palette-container{grid-template-columns:1fr}.color-info{justify-content:center;text-align:center}.color-code{font-size:1.2rem}}@media (max-width:480px){.scheme-colors{justify-content:center}.save-controls{flex-direction:column}}