@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--radius-sm:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color 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components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.fixed{position:fixed}.mt-2{margin-top:calc(var(--spacing) * 2)}.block{display:block}.flex{display:flex}.hidden{display:none}.table{display:table}.min-h-screen{min-height:100vh}.flex-1{flex:1}.flex-col{flex-direction:column}}:root{--bg:#f4f5f7;--surface:#fff;--surface-2:#f9fafb;--text:#111827;--text-2:#374151;--muted:#6b7280;--border:#e5e7eb;--border-strong:#d1d5db;--primary:#111;--primary-hover:#2b2b2b;--selected-bg:#ecfdf3;--selected-border:#10b981;--selected-line:#a7f3d0;--selected-text:#047857;--warn-bg:#fffbeb;--warn-border:#fde68a;--warn-text:#92400e;--danger:#dc2626;--radius:16px;--radius-sm:12px;--shadow:0 1px 2px #1018280a, 0 1px 3px #1018280f;--font:"Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", 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var(--border);background:var(--surface);text-align:center;color:var(--muted);padding:28px 20px;font-size:13px}.site-footer p+p{opacity:.8;margin-top:4px;font-size:12px}.page{flex-direction:column;gap:16px;max-width:640px;margin:0 auto;padding:0 16px;display:flex}.page-wide{max-width:960px}.page-head{padding:0 4px}.page-head h1{letter-spacing:-.02em;font-size:26px;font-weight:800;line-height:1.3}.page-head p{color:var(--muted);margin-top:6px;font-size:15px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.section-title{letter-spacing:-.01em;font-size:18px;font-weight:700}.section-desc{color:var(--muted);margin-top:4px;font-size:14px}.calc-page{background:var(--surface);border:1px solid var(--border);width:calc(100% - 32px);box-shadow:var(--shadow);border-radius:20px;gap:24px;padding:32px 24px}.calc-page>.page-head{text-align:center}.calc-page>.card{box-shadow:none;background:0 0;border:0;border-radius:0;padding:0}.media{border-radius:var(--radius-sm);margin-bottom:20px;overflow:hidden}.yt-embed{aspect-ratio:16/9;background:#000;position:relative}.yt-embed iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.media img{width:100%;height:auto;display:block}.guide-img{margin:16px 0}.guide-img img{object-fit:contain;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;width:100%;height:auto;max-height:440px;display:block}.option-list{flex-direction:column;gap:10px;margin-top:16px;display:flex}.option-btn{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);text-align:left;justify-content:space-between;align-items:center;gap:12px;width:100%;padding:16px 18px;font-size:16px;font-weight:600;transition:border-color .15s,background-color .15s;display:flex}.option-btn:hover{border-color:var(--primary);background:var(--surface-2)}.option-btn svg{color:var(--muted);flex:none}.option-btn:hover 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var(--selected-line);border-radius:var(--radius-sm);background:var(--selected-bg);margin-top:10px;padding:14px}.combo-head{justify-content:space-between;align-items:center;gap:8px;display:flex}.combo-rank{font-size:15px;font-weight:800}.combo-chips{flex-wrap:wrap;gap:6px;margin-top:10px;display:flex}.combo-chip{border:1px solid var(--border);background:#fff;border-radius:8px;padding:4px 10px;font-size:14px;font-weight:600}.combo-meta{color:var(--muted);margin-top:8px;font-size:13px}.combo-foot{border-top:1px dashed var(--border);color:var(--text-2);justify-content:space-between;align-items:baseline;margin-top:10px;padding-top:10px;font-size:14px;display:flex}.combo-foot strong{color:var(--text);font-size:17px;font-weight:800}.modal{z-index:110;background:#11182780;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.modal-content{background:#fff;border-radius:20px 20px 0 0;flex-direction:column;width:100%;max-width:520px;max-height:85vh;display:flex;box-shadow:0 10px 40px #0003}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 20px;display:flex}.modal-header h3{font-size:17px;font-weight:700}.modal-close{width:36px;height:36px;color:var(--muted);border-radius:999px;place-items:center;font-size:18px;transition:background-color .15s;display:grid}.modal-close:hover{color:var(--text);background:#f3f4f6}.modal-body{overscroll-behavior:contain;padding:14px 16px 20px;overflow-y:auto}.modal-option{border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;margin-bottom:8px;padding:14px;transition:border-color .15s,background-color .15s}.modal-option:hover{border-color:var(--border-strong);background:var(--surface-2)}.modal-option.active{background:var(--selected-bg);border-color:var(--selected-border);box-shadow:inset 0 0 0 1px var(--selected-border)}.purchase-modal{z-index:130}.btn:disabled{opacity:.45;cursor:not-allowed}.sheet-footer-split,.purchase-actions{grid-template-columns:1fr 1.6fr;gap:8px;display:grid}.purchase-lead{border-radius:var(--radius-sm);background:var(--surface-2);color:var(--text-2);padding:12px 14px;font-size:14px;line-height:1.7}.purchase-lead strong{color:var(--text);font-size:15px}.purchase-block{margin-top:18px}.purchase-block h4{margin-bottom:8px;font-size:15px;font-weight:800}.color-options{grid-template-columns:1fr 1fr;gap:8px;display:grid}.color-option{border:1px solid var(--border);border-radius:var(--radius-sm);text-align:left;background:#fff;flex-direction:column;align-items:flex-start;gap:2px;padding:12px;transition:border-color .15s,box-shadow .15s;display:flex}.color-option:hover{border-color:var(--border-strong)}.color-option.active{background:var(--selected-bg);border-color:var(--selected-border);box-shadow:inset 0 0 0 1px var(--selected-border)}.color-option.active 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button:disabled{color:#d1d5db;cursor:not-allowed}.stepper span{text-align:center;font-variant-numeric:tabular-nums;min-width:32px;font-size:15px;font-weight:700}.purchase-hint{color:var(--muted);margin-top:8px;font-size:13px}.purchase-items{border-top:1px solid var(--border)}.purchase-item{border-bottom:1px solid #f0f1f3;justify-content:space-between;gap:12px;padding:9px 0;font-size:14px;display:flex}.purchase-item span:last-child{font-variant-numeric:tabular-nums;flex:none;font-weight:600}.purchase-color{color:var(--muted)}.purchase-total{justify-content:space-between;align-items:baseline;padding-top:12px;font-size:15px;display:flex}.purchase-total strong{font-size:20px;font-weight:800}.purchase-warn{border:1px solid var(--warn-border);background:var(--warn-bg);color:var(--warn-text);border-radius:10px;margin-top:10px;padding:10px 12px;font-size:13px}.bb-modal{z-index:120;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.bb-modal .modal__backdrop{background:#11182780;position:absolute;inset:0}.bb-modal .modal__dialog{background:#fff;border-radius:20px;width:calc(100% - 32px);max-width:420px;padding:24px;position:relative;box-shadow:0 10px 40px #0003}.bb-modal .modal__header h2{font-size:18px;font-weight:700}.bb-modal .modal__body{color:var(--text-2);margin:12px 0 20px;font-size:15px;line-height:1.7}.bb-modal .modal__body p+p{margin-top:8px}.bb-modal .modal__footer{flex-direction:column;gap:8px;display:flex}.sheet{z-index:100;background:#11182780;justify-content:center;align-items:flex-end;animation:.15s ease-out fade-in;display:flex;position:fixed;inset:0}.sheet-content{background:var(--bg);border-radius:20px 20px 0 0;flex-direction:column;width:100%;max-width:600px;max-height:92vh;animation:.22s ease-out sheet-up;display:flex;box-shadow:0 10px 40px #0003}.sheet-header{background:var(--surface);border-bottom:1px solid var(--border);border-radius:20px 20px 0 0;justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.sheet-header h2{font-size:18px;font-weight:800}.sheet-body{overscroll-behavior:contain;flex:1;padding:16px;overflow-y:auto}.sheet-footer{padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--border)}@keyframes sheet-up{0%{opacity:0;transform:translateY(24px)}}@keyframes fade-in{0%{opacity:0}}.hero{padding:12px 4px 8px}.hero h1{letter-spacing:-.03em;font-size:30px;font-weight:800;line-height:1.3}.hero p{color:var(--muted);margin-top:8px;font-size:16px}.calc-group h2{color:var(--muted);margin:8px 4px 10px;font-size:14px;font-weight:700}.calc-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;display:grid}.calc-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);align-items:center;gap:14px;padding:18px;transition:border-color .15s,transform .15s;display:flex}a.calc-card:hover{border-color:var(--primary);transform:translateY(-1px)}.calc-card.disabled{opacity:.5}.calc-badge{letter-spacing:-.02em;background:#f3f4f6;border-radius:12px;flex:none;place-items:center;width:46px;height:46px;font-size:13px;font-weight:800;display:grid}.calc-card .body{flex:1;min-width:0}.calc-card .name{font-size:16px;font-weight:700}.calc-card .desc{color:var(--muted);margin-top:2px;font-size:13px}.calc-card svg{color:var(--muted);flex:none}@media (min-width:640px){.modal,.sheet{align-items:center;padding:20px}.modal-content,.sheet-content{border-radius:20px}.sheet-content{max-height:88vh;overflow:hidden}}@media (max-width:480px){.site-main{padding-top:20px}.site-main:has(.calc-page){background:var(--surface);padding:0}.calc-page{width:100%;box-shadow:none;border-width:0;border-radius:0;padding:28px 16px 40px}.card{padding:16px}.page-head h1{font-size:22px}.hero h1{font-size:25px}.brand-sub{display:none}}