.tip-calculator{padding:2rem 0}.tip-calculator .tool-header{text-align:center;margin-bottom:2rem}.tip-calculator .tool-header h1{font-size:2rem;color:var(--gray-800);margin-bottom:.5rem}.tip-calculator .tool-header p{color:var(--gray-600)}.tip-calculator .calc-layout{display:grid;grid-template-columns:420px 1fr;gap:var(--tool-content-gap, 2rem);align-items:start}.tip-calculator .calc-inputs{position:sticky;top:100px}.tip-calculator .calc-inputs h3{margin-bottom:1.5rem;color:var(--gray-800)}.currency-input{position:relative;display:flex;align-items:center}.currency-symbol{position:absolute;left:1rem;color:var(--gray-500);font-size:1.1rem}.currency-input input{padding-left:2rem;font-size:1.25rem;font-weight:600}.input-section h3{font-size:1.15rem;font-weight:700;color:var(--gray-900);margin-bottom:1.25rem;padding-bottom:.75rem;border-bottom:2px solid var(--primary);letter-spacing:.03em}.input-section{margin-bottom:2rem}.input-section>label{display:block;font-weight:600;color:var(--gray-900);margin-bottom:.75rem;font-size:.9rem}.input-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}.service-ratings{display:flex;gap:.5rem;flex-wrap:wrap}.rating-btn{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.75rem 1rem;background:var(--white);border:2px solid var(--gray-200);border-radius:var(--radius);cursor:pointer;transition:all .2s;flex:1;min-width:60px}.rating-btn:hover{border-color:var(--primary-light)}.rating-btn.active{border-color:var(--primary);background:#4f46e50d}.rating-emoji{font-size:1.5rem}.rating-label{font-size:.75rem;color:var(--gray-600)}.preset-tips{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}.preset-btn{display:flex;flex-direction:column;align-items:center;padding:.75rem 1rem;background:var(--white);border:2px solid var(--gray-200);border-radius:var(--radius);cursor:pointer;transition:all .2s;flex:1;min-width:60px}.preset-btn:hover{border-color:var(--primary-light)}.preset-btn.active{border-color:var(--primary);background:var(--primary);color:#fff}.preset-value{font-size:1.1rem;font-weight:600}.preset-desc{font-size:.7rem;opacity:.8}.custom-tip-row{display:flex;align-items:center;gap:1rem}.custom-tip-row span{color:var(--gray-600);font-size:.9rem}.custom-tip-input{position:relative;flex:1;max-width:150px}.custom-tip-input input{padding-right:2rem}.percent-symbol{position:absolute;right:1rem;top:50%;transform:translateY(-50%);color:var(--gray-500)}.split-controls{display:flex;align-items:center;gap:1rem;background:var(--gray-100);border-radius:var(--radius);padding:.5rem}.split-btn{width:40px;height:40px;border-radius:50%;border:none;background:var(--white);color:var(--primary);font-size:1.5rem;cursor:pointer;box-shadow:0 1px 3px #0000001a;transition:all .2s}.split-btn:hover{background:var(--primary);color:#fff}.split-count{flex:1;text-align:center;font-weight:600;font-size:1.1rem;color:var(--gray-700)}.round-up-option{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--gray-200)}.checkbox-label{display:flex;align-items:center;gap:.75rem;cursor:pointer}.checkbox-label input[type=checkbox]{width:20px;height:20px;accent-color:var(--gray-900)}.checkbox-label span{color:var(--gray-900)}.calc-results{display:flex;flex-direction:column;gap:1.5rem}.result-hero{display:flex;align-items:center;padding:2rem;background:linear-gradient(135deg,var(--primary) 0%,#7C3AED 100%);color:#fff}.result-section{flex:1;text-align:center}.result-label{font-size:.875rem;text-transform:uppercase;letter-spacing:.05em;opacity:.9;margin-bottom:.5rem}.result-value{font-size:2.5rem;font-weight:700;line-height:1.2}.result-value.highlight{font-size:3rem}.result-meta{font-size:.875rem;opacity:.8;margin-top:.25rem}.result-divider{width:1px;height:80px;background:#ffffff4d;margin:0 2rem}.split-results h4{margin-bottom:1rem;color:var(--gray-700)}.split-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}.split-item{text-align:center;padding:1rem;background:var(--gray-50);border-radius:var(--radius)}.split-label{display:block;font-size:.875rem;color:var(--gray-500);margin-bottom:.25rem}.split-value{display:block;font-size:1.5rem;font-weight:700;color:var(--gray-800)}.breakdown-card h4{margin-bottom:1rem;color:var(--gray-700)}.breakdown-list{display:flex;flex-direction:column;gap:.75rem}.breakdown-row{display:flex;justify-content:space-between;padding-bottom:.75rem;border-bottom:1px solid var(--gray-200)}.breakdown-row:last-child{border-bottom:none;padding-bottom:0}.breakdown-row span:first-child{color:var(--gray-600)}.breakdown-row span:last-child{font-weight:600;color:var(--gray-800)}.breakdown-row.round-up span{color:var(--primary);font-style:italic}.breakdown-row.total{padding-top:.75rem;margin-top:.5rem;border-top:2px solid var(--gray-300)}.breakdown-row.total span:first-child{font-weight:600;color:var(--gray-800)}.breakdown-row.total span:last-child{font-size:1.25rem;color:var(--primary)}.quick-amounts h4{margin-bottom:1rem;color:var(--gray-700)}.quick-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:.5rem}.quick-item{text-align:center;padding:.75rem .5rem;background:var(--gray-50);border-radius:var(--radius)}.quick-percent{font-size:.875rem;font-weight:600;color:var(--primary);margin-bottom:.25rem}.quick-tip{font-size:.9rem;font-weight:600;color:var(--gray-700)}.quick-total{font-size:.75rem;color:var(--gray-500)}.tip-guide h4{margin-bottom:1rem;color:var(--gray-700)}.guide-list{list-style:none;padding:0;margin:0}.guide-list li{padding:.5rem 0;color:var(--gray-600);font-size:.9rem;border-bottom:1px dashed var(--gray-200)}.guide-list li:last-child{border-bottom:none}.guide-list strong{color:var(--gray-800)}@media (max-width: 1023px){.tip-calculator .calc-layout{grid-template-columns:1fr}.tip-calculator .calc-inputs{position:static}}@media (max-width: 600px){.result-hero{flex-direction:column;gap:1.5rem}.result-divider{width:80%;height:1px;margin:0}.result-value.highlight{font-size:2.5rem}.quick-grid{grid-template-columns:repeat(3,1fr)}.service-ratings,.preset-tips{display:grid;grid-template-columns:repeat(3,1fr)}}.tip-calculator .copy-results-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;width:100%;padding:.875rem 1.5rem;margin-top:1rem;background:linear-gradient(135deg,var(--primary) 0%,#6366f1 100%);color:#fff;border:none;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 8px #4f46e54d}.tip-calculator .copy-results-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #4f46e566}.tip-calculator .copy-results-btn:active{transform:translateY(0)}.tip-calculator .copy-results-btn svg{flex-shrink:0}