:root{--accent: #fa233b;--accent-dark: #d81e33;--accent-soft: #fff0f2;--bg: #f2f2f5;--card: #ffffff;--text: #1c1c1e;--text-2: #6e6e73;--text-3: #a1a1a6;--line: #ececef;--radius: 16px}*{box-sizing:border-box}body{margin:0;font-family:SUIT,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;font-weight:400;font-style:normal;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.container{max-width:760px;margin:0 auto;padding:20px 16px 100px}.muted{color:var(--text-2)}.app-header{display:flex;align-items:center;justify-content:space-between;padding:8px 4px 20px}.app-title{display:flex;align-items:center;gap:12px}.app-title h2{margin:0;font-size:26px;font-weight:800;letter-spacing:-.02em}.app-logo{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,#fb5c74,var(--accent));color:#fff;font-size:22px}.header-actions{display:flex;gap:4px}.btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:980px;padding:9px 18px;font-size:14px;font-weight:600;cursor:pointer;transition:transform .08s ease,background .15s ease,opacity .15s ease;white-space:nowrap}.btn:active{transform:scale(.96)}.btn:disabled{opacity:.4;cursor:default}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-dark)}.btn-outline{background:#fff;border:1px solid var(--line);color:var(--text)}.btn-outline:hover:not(:disabled){background:#fafafa}.btn-ghost{background:transparent;color:var(--accent);padding:9px 12px}.btn-ghost:hover:not(:disabled){background:var(--accent-soft)}.btn-sm{padding:6px 12px;font-size:13px}.banner-warn{background:var(--accent-soft);border:1px solid #ffd4da;color:var(--accent-dark);border-radius:12px;padding:12px 14px;font-size:13px;margin-bottom:16px}.hero-card{background:var(--card);border-radius:var(--radius);padding:4px 20px 16px;display:flex;flex-direction:column;margin-bottom:20px}.hero-line{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 2px}.hero-line-label{min-width:0}.hero-line-value{font-size:24px;font-weight:800;letter-spacing:-.02em;text-align:right;white-space:nowrap}.hero-line-value.accent{color:var(--accent)}.hero-line-value.sm{font-size:17px;font-weight:700}.hero-hr{height:1px;background:var(--line)}.hero-label{font-size:12px;font-weight:600;color:var(--text-3)}.hero-sub{font-size:12px;color:var(--text-2);margin-top:3px}.hero-actions{display:flex;gap:8px;margin-top:12px}.hero-action-btn{flex:1;gap:7px;padding:13px;border-radius:12px;background:var(--card);border:1px solid var(--line);color:var(--text);font-size:15px;font-weight:600}.hero-action-btn:hover:not(:disabled){background:#fafafa;border-color:#e2e2e6}.hero-action-icon{display:inline-flex;align-items:center;color:var(--accent);line-height:1}.pill-actions{display:flex;gap:10px;margin-bottom:20px}.pill-btn{flex:1;gap:7px;padding:12px;border-radius:980px;background:#e9e9ec;color:var(--text);font-size:13px;font-weight:700}.pill-btn:hover:not(:disabled){background:#e0e0e4}.pill-btn-icon{display:inline-flex;align-items:center;color:var(--accent);line-height:1}.pill-btn-icon.kakao{color:#3c1e1e}.section{background:var(--card);border-radius:var(--radius);padding:8px 20px 12px}.section-head{display:flex;align-items:center;justify-content:space-between;padding:12px 0 8px}.section-head h3{margin:0;font-size:18px;font-weight:700}.section-head .muted{font-weight:500;font-size:14px}.empty{padding:16px 0 20px}.member-list{display:flex;flex-direction:column}.member-row{display:flex;align-items:center;gap:12px;padding:14px 0;border-top:1px solid var(--line);flex-wrap:wrap}.member-row:first-child{border-top:none}.member-main{flex:1;min-width:140px}.member-name{font-size:15px;font-weight:600}.member-meta{font-size:12px;color:var(--text-3);margin-top:2px}.member-amount{font-size:15px;font-weight:700;color:var(--text)}.member-actions{display:flex;gap:4px;flex-wrap:wrap}.badge{font-size:11px;font-weight:700;padding:4px 10px;border-radius:999px}.badge-unpaid{background:var(--accent-soft);color:var(--accent)}.badge-paid{background:#e9f7ec;color:#1a7f37}input,textarea{width:100%;padding:11px 13px;border-radius:10px;border:1px solid var(--line);background:#fafafa;font-size:14px;margin-bottom:10px;font-family:inherit;color:var(--text)}input:focus,textarea:focus{outline:none;border-color:var(--accent);background:#fff}input[type=checkbox]{width:auto;margin:0}.field-label{display:block;font-size:12px;font-weight:600;color:var(--text-2);margin-bottom:4px}.checkbox-row{display:flex;align-items:center;gap:8px;font-size:14px;margin:6px 0 12px;cursor:pointer}.calc-preview{background:var(--accent-soft);border-radius:12px;padding:12px 14px;font-size:14px;margin-bottom:14px}.row{display:flex;gap:8px;align-items:center;justify-content:space-between}.card{background:var(--card);border-radius:var(--radius);padding:24px;margin-bottom:16px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;padding:16px;z-index:50;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.modal{background:var(--card);border-radius:18px;padding:22px;width:100%;max-width:440px;max-height:90vh;overflow-y:auto}.modal h3{font-size:19px;font-weight:700}.modal pre{white-space:pre-wrap;word-break:break-word;background:var(--bg);padding:14px;border-radius:12px;font-size:13.5px;line-height:1.55;font-family:inherit;margin:0}.pay-open-row{display:flex;gap:8px;align-items:center;margin-bottom:8px}.pay-open-row .btn-primary{text-decoration:none}.pay-fields{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-top:6px}.pay-field{padding:10px 12px;border-top:1px solid var(--line)}.pay-field:first-child{border-top:none}.pay-field-label{font-size:12px;font-weight:600;color:var(--text-2);margin-bottom:4px}.pay-field-body{display:flex;align-items:center;gap:8px;justify-content:space-between}.pay-field-value{font-size:15px;font-weight:600;word-break:break-word;flex:1;min-width:0}.pay-field-value.muted{font-weight:400;font-size:13px}@media (max-width: 520px){.app-header{flex-direction:column;align-items:stretch;gap:8px}.header-actions{justify-content:flex-end}.member-amount{order:3}}