/* ============================================================
   Design Tokens — v0 레퍼런스 기반 (2026-04-07)
   ============================================================ */
:root {
  /* 메인 컬러 */
  --color-primary: #1B65E3;
  --color-primary-dark: #1550B8;
  --color-primary-light: #EBF2FF;
  --color-primary-10: rgba(27,101,227,0.1);
  --color-primary-20: rgba(27,101,227,0.2);
  --color-accent: #F0F5FF;

  /* 시멘틱 컬러 */
  --color-success: #00C853;
  --color-success-dark: #00A843;
  --color-success-light: #E6F9EE;
  --color-danger: #F44336;
  --color-danger-dark: #D32F2F;
  --color-danger-light: #FFEBEE;
  --color-warning: #FF9800;
  --color-warning-light: #FFF8E1;

  /* 텍스트 */
  --color-text: #191F28;
  --color-text-secondary: #6B7684;
  --color-text-muted: #8B95A1;
  --color-text-tertiary: #8B95A1; /* alias */

  /* 배경 / 서피스 */
  --color-bg: #F7F8FA;
  --color-surface: #FFFFFF;
  --color-input-bg: #F7F8FA;
  --color-info-bg: #EBF2FF;
  --color-info-text: #4A6FA5;
  --color-transfer-bg: #FFF8F0;
  --color-transfer-border: #FDE8D0;

  /* 테두리 */
  --color-border: #E5E8EB;
  --color-border-light: #F2F4F6;
  --color-accent-light: #F0F5FF; /* alias */

  /* 기타 */
  --color-kakao: #FEE500;
  --color-share: #8e44ad;
  --color-share-dark: #7d3c98;

  /* 그림자 */
  --shadow-card: 0 1px 4px rgba(0,0,0,0.04);
  --shadow-active: 0 2px 8px rgba(27,101,227,0.25);
  --shadow-modal: 0 -8px 32px rgba(0,0,0,0.08);
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.04); /* alias */
  --shadow-md: 0 2px 8px rgba(0,0,0,0.08); /* alias */
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.08); /* alias */

  /* 라운딩 */
  --radius-sm: 10px;
  --radius-md: 12px;
  --radius-lg: 14px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-full: 9999px;

  /* 간격 */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;

  /* 타이포그래피 */
  --font-family: system-ui, -apple-system, 'Apple SD Gothic Neo',
    'Malgun Gothic', sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-md: 15px;
  --font-size-lg: 18px;
  --font-size-xl: 22px;
  --font-size-2xl: 28px;
  --line-height-tight: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;
}

/* ============================================================
   Base
   ============================================================ */
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
body{font-family:var(--font-family);background:var(--color-bg);color:var(--color-text);line-height:1.5;-webkit-font-smoothing:antialiased;padding-bottom:120px}

/* ============================================================
   Layout
   ============================================================ */
.container{width:100%;max-width:560px;margin:0 auto;padding:0 16px}
@media(min-width:640px){.container{max-width:640px}}
@media(min-width:1024px){.container{max-width:720px}}

/* ============================================================
   Header — h-14 sticky
   ============================================================ */
.header{background:var(--color-primary);padding:14px 20px;display:flex;flex-direction:column;align-items:center;justify-content:center;position:sticky;top:0;z-index:50}
.header h1{font-size:16px;font-weight:700;color:#fff;margin:0;letter-spacing:-0.3px}
.header p{font-size:11px;color:rgba(255,255,255,0.7);margin:2px 0 0;opacity:0.7}

/* ============================================================
   Tab Nav — 세그먼트 컨트롤, sticky top-14
   ============================================================ */
.tab-nav{position:sticky;top:56px;z-index:40;background:var(--color-bg);padding:16px 16px 8px}
.tab-nav-inner{max-width:560px;margin:0 auto;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:3px;display:flex}
@media(min-width:640px){.tab-nav-inner{max-width:640px}}
@media(min-width:1024px){.tab-nav-inner{max-width:720px}}
.tab-btn{flex:1;padding:8px 0;font-size:13px;font-weight:600;color:var(--color-text-secondary);background:transparent;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all 0.2s}
.tab-btn.active{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-active)}
.tab-btn:hover:not(.active){color:var(--color-text)}
.tab-content{display:none;padding-top:8px}.tab-content.active{display:block}

/* ============================================================
   Card — rounded-[20px] p-6
   ============================================================ */
.card{background:var(--color-surface);border-radius:var(--radius-2xl);padding:24px;margin-bottom:16px;box-shadow:var(--shadow-card)}
.card h2,.card h3,.card-title,.section-title{font-size:15px;font-weight:700;color:var(--color-text);margin:0 0 16px;display:flex;align-items:center;gap:6px;letter-spacing:-0.2px}
.card-title .icon{font-size:18px}
.input-group{margin-bottom:20px}
.input-group label{display:block;font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-secondary);margin-bottom:6px}
.input-row{display:flex;gap:8px;align-items:stretch}
.input-row input{flex:1}
.input-row .btn-sm{white-space:nowrap;padding:0 16px;font-size:14px}
label{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-secondary);margin-bottom:4px;display:block}

/* ============================================================
   Preset Grid — grid-cols-2 gap-3
   ============================================================ */
.preset-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:var(--space-md)}
.preset-card{display:flex;flex-direction:column;align-items:center;padding:20px 16px;border-radius:var(--radius-xl);border:1.5px solid var(--color-border-light);background:var(--color-surface);cursor:pointer;transition:all 0.15s;-webkit-tap-highlight-color:transparent}
.preset-card:active{transform:scale(0.96)}
.preset-card.selected{border-color:var(--color-primary);background:var(--color-accent);box-shadow:0 0 0 2px var(--color-primary-20)}
.preset-card .preset-icon,.preset-card .emoji{font-size:24px;margin-bottom:8px;color:var(--color-text-secondary);display:block}
.preset-card.selected .preset-icon,.preset-card.selected .emoji{color:var(--color-primary)}
.preset-card .preset-title,.preset-card .preset-name,.preset-card .card-title{font-size:14px;font-weight:700;color:var(--color-text);margin:0}
.preset-card.selected .preset-title,.preset-card.selected .preset-name,.preset-card.selected .card-title{color:var(--color-primary)}
.preset-card .preset-desc,.preset-card .card-desc{font-size:11px;color:var(--color-text-muted);margin-top:2px}

/* ============================================================
   Inputs — px-4 py-3 bg-input border-[1.5px] rounded-xl
   ============================================================ */
input[type="text"],input[type="number"],textarea{width:100%;padding:12px 16px;background:var(--color-input-bg);border:1.5px solid var(--color-border);border-radius:var(--radius-md);font-size:14px;font-family:var(--font-family);color:var(--color-text);outline:none;transition:border-color 0.2s,box-shadow 0.2s;box-sizing:border-box;-webkit-appearance:none}
textarea{resize:vertical;min-height:60px}
select{width:100%;padding:12px 16px;background:var(--color-input-bg);border:1.5px solid var(--color-border);border-radius:var(--radius-md);font-size:14px;font-family:var(--font-family);color:var(--color-text);appearance:auto;outline:none;box-sizing:border-box}
input:focus,textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 2px var(--color-primary-20)}
select:focus{border-color:var(--color-primary)}
input::placeholder,textarea::placeholder{color:var(--color-text-muted);font-size:14px}

/* ============================================================
   Buttons
   ============================================================ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:16px var(--space-lg);border:none;border-radius:var(--radius-lg);font-size:16px;font-weight:600;cursor:pointer;transition:all 0.15s;width:100%;-webkit-tap-highlight-color:transparent;letter-spacing:-0.2px}
.btn-primary{background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-lg)}.btn-primary:hover{opacity:0.9}.btn-primary:active{transform:scale(0.99)}.btn-primary:disabled{opacity:0.5;cursor:not-allowed}
.btn-success{background:var(--color-success);color:#fff;border:none;border-radius:var(--radius-lg);padding:12px 20px;font-size:14px;font-weight:600;cursor:pointer}.btn-success:active{background:var(--color-success-dark)}
.btn-danger{background:none;border:none;color:var(--color-danger);font-size:var(--font-size-sm);font-weight:600;padding:6px;cursor:pointer;width:auto;border-radius:0}
.btn-outline{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:16px var(--space-lg);font-size:16px;font-weight:600;cursor:pointer;transition:background 0.15s}.btn-outline:hover{background:var(--color-bg)}
.btn-kakao{background:var(--color-kakao);color:#191F28;border:none;border-radius:var(--radius-lg);padding:12px 20px;font-size:14px;font-weight:600;cursor:pointer}
.btn-share{background:var(--color-share);color:#fff;border:none;border-radius:var(--radius-lg);padding:12px 20px;font-size:14px;font-weight:600;cursor:pointer}.btn-share:active{background:var(--color-share-dark)}
.btn-sm{padding:12px 20px;font-size:14px;font-weight:600;border-radius:var(--radius-lg);width:auto}
.btn-xs{padding:5px 10px;font-size:11px;width:auto;border-radius:var(--radius-sm)}
.btn-receipt{background:var(--color-share);color:#fff;font-size:var(--font-size-xs);padding:6px 12px;width:auto;border-radius:var(--radius-sm)}.btn-receipt:active{background:var(--color-share-dark)}

/* 항목 추가 버튼 — border-2 border-dashed */
.add-item-btn{width:100%;padding:16px;border:2px dashed var(--color-border);border-radius:var(--radius-lg);background:transparent;color:var(--color-text-secondary);font-size:14px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all 0.15s}
.add-item-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}

/* ============================================================
   Member Tags — rounded-full border px-3 py-1.5
   ============================================================ */
.member-tags{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-top:12px}
.member-tag{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-full);border:1px solid var(--color-border-light);background:var(--color-bg);font-size:14px;color:var(--color-text);cursor:pointer;transition:all 0.15s;user-select:none}
.member-tag .bank-info{font-size:10px;color:var(--color-text-muted);margin-left:2px}
.member-tag .remove,.member-tag .remove-btn{display:flex;align-items:center;color:var(--color-text-muted);font-size:14px;cursor:pointer;background:none;border:none;transition:color 0.15s}
.member-tag .remove:hover,.member-tag .remove-btn:hover{color:var(--color-danger)}

/* ============================================================
   Tag Buttons (참여자/결제자 선택)
   ============================================================ */
.tag-btn{padding:8px 16px;border-radius:var(--radius-full);font-size:14px;font-weight:500;cursor:pointer;transition:all 0.15s;border:none;font-family:var(--font-family)}
.tag-btn.inactive{background:var(--color-bg);color:var(--color-text-secondary)}
.tag-btn.active{background:var(--color-primary);color:#fff}
/* 기존 check-tag / radio-tag 하위 호환 */
.checkbox-grid{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-top:var(--space-sm)}
.check-tag{padding:10px var(--space-md);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:500;background:var(--color-border-light);color:var(--color-text-secondary);cursor:pointer;transition:all 0.15s;user-select:none;border:2px solid transparent}
.check-tag.selected{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.check-tag:active{transform:scale(0.95)}
.radio-tag{padding:10px var(--space-md);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:500;background:var(--color-border-light);color:var(--color-text-secondary);cursor:pointer;transition:all 0.15s;user-select:none;border:2px solid transparent}
.radio-tag.selected{background:var(--color-danger);color:#fff;border-color:var(--color-danger)}

/* ============================================================
   Round Cards — rounded-[16px] p-5
   ============================================================ */
.round-card{background:var(--color-surface);border-radius:var(--radius-xl);padding:20px;margin-bottom:12px;box-shadow:var(--shadow-card)}
.round-card .badge{display:inline-block;padding:2px 8px;background:var(--color-primary-10);color:var(--color-primary);font-size:12px;font-weight:600;border-radius:6px}
.round-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.round-number{font-size:var(--font-size-lg);font-weight:700;color:var(--color-primary)}
.round-summary{font-size:var(--font-size-xs);color:var(--color-text-secondary)}
.round-detail{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:6px;line-height:var(--line-height-relaxed)}
.round-detail strong{color:var(--color-text)}
.round-actions{display:flex;gap:var(--space-sm);margin-top:12px;flex-wrap:wrap}

/* ============================================================
   Result
   ============================================================ */
.result-row{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--color-border-light)}
.result-row:last-child{border-bottom:none}
.result-row .name{font-size:14px;font-weight:500}
.result-row .positive{color:var(--color-primary);font-weight:700}
.result-row .negative{color:var(--color-danger);font-weight:700}
.amount-plus{color:var(--color-success)}.amount-minus{color:var(--color-danger)}

/* ============================================================
   Transfer Card — bg-[#FFF8F0] border-[#FDE8D0] rounded-[16px]
   ============================================================ */
.transfer-card{background:var(--color-transfer-bg);border:1px solid var(--color-transfer-border);border-radius:var(--radius-xl);padding:16px 20px;margin-bottom:12px}
.transfer-card .amount{font-size:18px;font-weight:800;color:var(--color-primary);letter-spacing:-0.5px}
.transfer-main{display:flex;align-items:center}
.transfer-arrow{margin:0 10px;font-weight:700;color:var(--color-danger)}
.transfer-amount{margin-left:auto;font-weight:700;color:var(--color-danger-dark)}
.transfer-account{font-size:11px;color:#6b5430;margin-top:var(--space-sm);padding-top:var(--space-sm);border-top:1px dashed #ddb;cursor:pointer;display:flex;align-items:center;gap:6px}
.transfer-account:active{opacity:0.6}
.transfer-account .copy-hint{font-size:10px;color:var(--color-primary);font-weight:600;background:var(--color-primary-light);padding:2px 6px;border-radius:var(--space-xs)}

/* ============================================================
   Info Box — bg-[#EBF2FF] rounded-[14px]
   ============================================================ */
.info-box{background:var(--color-info-bg);border-radius:var(--radius-lg);padding:16px;display:flex;align-items:flex-start;gap:10px;font-size:var(--font-size-sm);color:var(--color-info-text);line-height:1.6;margin-bottom:14px}

/* ============================================================
   Share Grid — grid-cols-3 gap-3
   ============================================================ */
.share-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:16px}
.share-btn{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);cursor:pointer;transition:background 0.15s;font-size:12px;color:var(--color-text);font-family:var(--font-family)}
.share-btn:hover{background:var(--color-bg)}
.share-btn .icon{color:var(--color-text-muted)}

/* ============================================================
   Modal
   ============================================================ */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.4);z-index:200;align-items:flex-end;justify-content:center}
.modal-overlay.show{display:flex}
.modal,.modal-content{background:var(--color-surface);border-radius:24px 24px 0 0;padding:32px 24px 40px;width:100%;max-width:560px;max-height:85vh;overflow-y:auto;box-shadow:var(--shadow-modal);animation:slideUp 0.3s ease}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
.modal-title{font-size:17px;font-weight:700;color:var(--color-text);margin-bottom:24px;text-align:center;letter-spacing:-0.3px}

/* ============================================================
   Toast
   ============================================================ */
.toast{position:fixed;bottom:80px;left:50%;transform:translateX(-50%);background:rgba(25,31,40,0.9);color:#fff;border-radius:var(--radius-md);padding:14px 24px;font-size:14px;font-weight:500;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:10000;opacity:0;transition:opacity 0.3s;pointer-events:none;max-width:90%;text-align:center}
.toast.show{opacity:1}

/* ============================================================
   Empty State
   ============================================================ */
.empty-state{text-align:center;padding:40px 20px;color:var(--color-text-muted);font-size:14px;line-height:1.6}
.empty-state .icon,.empty-state .emoji{font-size:40px;margin-bottom:12px;display:block}

/* ============================================================
   Select All
   ============================================================ */
.select-all-row{display:flex;justify-content:flex-end;margin-bottom:var(--space-xs)}
.select-all-btn{font-size:var(--font-size-xs);color:var(--color-primary);background:none;border:none;cursor:pointer;font-weight:600;text-decoration:underline;padding:var(--space-xs) 0}

/* ============================================================
   Per Person
   ============================================================ */
.per-person{margin-top:12px;padding:12px 16px;background:var(--color-primary-light);border-radius:var(--radius-sm);font-size:14px;font-weight:600;color:var(--color-primary);text-align:center}

/* ============================================================
   Person Detail Card
   ============================================================ */
.person-detail-card{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-md);margin-bottom:10px;box-shadow:var(--shadow-card)}
.person-name-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-sm)}
.person-name{font-size:var(--font-size-md);font-weight:700;color:var(--color-text)}
.person-total{font-size:14px;font-weight:700}
.person-rounds{font-size:var(--font-size-xs);color:var(--color-text-secondary);line-height:var(--line-height-relaxed)}
.person-rounds span{display:inline-block;background:var(--color-border-light);padding:2px var(--space-sm);border-radius:6px;margin:2px var(--space-xs) 2px 0}
.person-paid{margin-top:var(--space-sm);padding:var(--space-sm) 12px;background:var(--color-success-light);border-radius:var(--radius-full);font-size:var(--font-size-xs);color:var(--color-success-dark);font-weight:600}

/* ============================================================
   Button Groups / Tab Nav Buttons
   ============================================================ */
.btn-group{display:flex;gap:var(--space-sm)}.btn-group .btn{flex:1}
.tab-nav-buttons{display:flex;gap:12px;margin-top:16px;margin-bottom:var(--space-xl)}
.tab-nav-buttons button,.tab-nav-buttons .btn{flex:1}

/* ============================================================
   Payer Block
   ============================================================ */
.payer-block{background:var(--color-border-light);border-radius:var(--radius-md);padding:14px;margin-bottom:10px}
.payer-block-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-sm)}
.payer-block-title{font-size:var(--font-size-sm);font-weight:600;color:var(--color-text)}

/* ============================================================
   Adjust Row
   ============================================================ */
.adjust-row{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) 0;border-bottom:1px solid var(--color-border-light);font-size:var(--font-size-sm)}
.adjust-row:last-child{border-bottom:none}
.adjust-name{flex:0 0 60px;font-weight:600;color:var(--color-text)}
.adjust-input{width:90px;padding:var(--space-sm) 10px;font-size:var(--font-size-sm);text-align:right}
.adjust-label{font-size:11px;color:var(--color-text-muted);flex:1}

/* ============================================================
   View Mode Banner
   ============================================================ */
.view-mode-banner{background:var(--color-success);color:#fff;padding:14px var(--space-md);border-radius:var(--radius-md);margin-bottom:14px;text-align:center;font-size:var(--font-size-sm);font-weight:600}

/* ============================================================
   Receipt Upload (레이아웃 유지)
   ============================================================ */
.receipt-upload-area{border:2px dashed var(--color-border);border-radius:var(--radius-md);padding:var(--space-md);text-align:center;cursor:pointer;transition:border-color 0.2s;margin-top:var(--space-sm)}
.receipt-upload-area:active{border-color:var(--color-primary)}
.receipt-upload-area .icon{font-size:28px;margin-bottom:6px}
.receipt-upload-area p{font-size:var(--font-size-xs);color:var(--color-text-secondary)}
.receipt-thumbs{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-top:10px}
.receipt-thumb{position:relative;display:inline-block}
.receipt-thumb img{width:80px;height:80px;object-fit:cover;border-radius:10px;border:1px solid var(--color-border)}
.receipt-thumb .remove-receipt{position:absolute;top:-6px;right:-6px;width:22px;height:22px;border-radius:var(--radius-full);background:var(--color-danger);color:#fff;border:none;font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.receipt-thumb .upload-status{position:absolute;bottom:2px;left:2px;right:2px;text-align:center;font-size:9px;padding:2px;border-radius:0 0 var(--radius-sm) var(--radius-sm)}
.receipt-thumb .status-uploading{background:rgba(255,152,0,0.9);color:var(--color-text)}
.receipt-thumb .status-done{background:rgba(0,200,83,0.9);color:#fff}
.receipt-thumb .status-fail{background:rgba(244,67,54,0.9);color:#fff}

/* ============================================================
   Receipt Viewer (레이아웃 유지)
   ============================================================ */
.receipt-viewer{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.9);z-index:600;flex-direction:column;align-items:center;justify-content:center;padding:20px}
.receipt-viewer.show{display:flex}
.receipt-viewer img{max-width:100%;max-height:70vh;border-radius:var(--radius-sm);object-fit:contain}
.receipt-viewer .close-btn{position:absolute;top:20px;right:20px;width:40px;height:40px;border-radius:var(--radius-full);background:rgba(255,255,255,0.2);color:#fff;border:none;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.receipt-viewer .nav-info{color:#fff;font-size:var(--font-size-sm);margin-top:12px;opacity:0.7}
.receipt-nav{display:flex;gap:12px;margin-top:12px}
.receipt-nav button{padding:var(--space-sm) 20px;border-radius:var(--radius-sm);border:none;background:rgba(255,255,255,0.2);color:#fff;font-size:var(--font-size-sm);font-weight:600;cursor:pointer}
.receipt-nav button:active{background:rgba(255,255,255,0.3)}

/* ============================================================
   Capture Area (레이아웃 유지)
   ============================================================ */
#captureArea{background:var(--color-surface);padding:28px 20px 24px}
#captureArea .capture-header{text-align:center;margin-bottom:20px;padding-bottom:var(--space-md);border-bottom:2px solid var(--color-primary)}
#captureArea .capture-header h2{font-size:var(--font-size-lg);color:var(--color-primary);font-weight:800}
#captureArea .capture-header .date{font-size:11px;color:var(--color-text-muted);margin-top:var(--space-xs)}
#captureArea .capture-section{margin-bottom:18px}
#captureArea .capture-section-title{font-size:var(--font-size-sm);font-weight:700;color:var(--color-primary);margin-bottom:10px;padding-left:10px;border-left:3px solid var(--color-primary)}
#captureArea .capture-row{display:flex;justify-content:space-between;align-items:center;padding:7px 0;font-size:var(--font-size-xs);border-bottom:1px solid var(--color-border-light)}
#captureArea .capture-row:last-child{border-bottom:none}
#captureArea .capture-transfer{background:var(--color-warning-light);border-radius:var(--radius-sm);padding:10px 14px;margin-bottom:6px;font-size:var(--font-size-sm);font-weight:600}
#captureArea .capture-transfer .main-row{display:flex;align-items:center}
#captureArea .capture-transfer .arrow{margin:0 var(--space-sm);color:var(--color-danger);font-weight:800}
#captureArea .capture-transfer .amt{margin-left:auto;color:var(--color-danger-dark);font-weight:800}
#captureArea .capture-transfer .acct{font-size:10px;color:#6b5430;margin-top:var(--space-xs)}
#captureArea .capture-person{background:var(--color-border-light);border-radius:var(--radius-sm);padding:10px 12px;margin-bottom:6px}
#captureArea .capture-person-name{display:flex;justify-content:space-between;align-items:center;font-size:var(--font-size-sm);font-weight:700;margin-bottom:var(--space-xs)}
#captureArea .capture-person-detail{font-size:11px;color:var(--color-text-secondary)}
#captureArea .capture-footer{text-align:center;margin-top:var(--space-md);padding-top:12px;border-top:1px solid var(--color-border);font-size:10px;color:var(--color-text-muted)}

/* ============================================================
   Preview Overlay (레이아웃 유지)
   ============================================================ */
.preview-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.85);z-index:500;flex-direction:column;align-items:center;justify-content:center;padding:20px}
.preview-overlay.show{display:flex}
.preview-overlay img{max-width:100%;max-height:60vh;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg)}
.preview-buttons{margin-top:20px;display:flex;gap:10px;width:100%;max-width:360px}
.preview-buttons .btn{flex:1}

/* ============================================================
   Loading / Spinner (레이아웃 유지)
   ============================================================ */
.loading-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(255,255,255,0.9);z-index:400;align-items:center;justify-content:center;flex-direction:column}
.loading-overlay.show{display:flex}
.spinner{width:40px;height:40px;border:4px solid var(--color-border);border-top-color:var(--color-primary);border-radius:var(--radius-full);animation:spin 0.8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-overlay p{margin-top:12px;font-size:var(--font-size-sm);color:var(--color-text-secondary)}

/* ============================================================
   Session List
   ============================================================ */
.session-list-item{display:flex;align-items:center;justify-content:space-between;background:var(--color-surface);border-radius:var(--radius-md);padding:16px;margin-bottom:8px;box-shadow:var(--shadow-card)}
.session-list-item.active{background:var(--color-accent);border-left:3px solid var(--color-primary);padding-left:13px}
.session-item-info{flex:1;min-width:0}
.session-item-title{font-size:14px;font-weight:600;color:var(--color-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.session-item-title.active{color:var(--color-primary)}
.session-item-meta{font-size:11px;color:var(--color-text-secondary);margin-top:3px}
.session-item-actions{display:flex;gap:6px;flex-shrink:0;margin-left:10px}
.session-current-badge{font-size:10px;background:var(--color-primary);color:#fff;border-radius:var(--space-xs);padding:1px 5px;vertical-align:middle;margin-left:var(--space-xs)}

/* ============================================================
   Preset Links (SEO 내부 링크 — index.html용)
   ============================================================ */
.preset-links{display:flex;justify-content:center;gap:16px;padding:16px 0;font-size:13px}
.preset-links a{color:var(--color-text-secondary);text-decoration:none}
.preset-links a:hover{color:var(--color-primary)}

/* Related Grid — index.html 계산기 모음 */
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;list-style:none;padding:0}
@media(min-width:768px){.related-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.related-grid{grid-template-columns:repeat(4,1fr)}}

/* ============================================================
   Section Title & Subtitle
   ============================================================ */
.section-title{font-size:18px;font-weight:700;color:var(--color-text);margin-bottom:4px}
.section-subtitle{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--space-md)}

/* ============================================================
   Related Link (calculator hub)
   ============================================================ */
.related-link{display:inline-flex;align-items:center;justify-content:center;gap:4px;padding:10px 8px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:12px;color:var(--color-text);text-decoration:none;text-align:center;transition:border-color 0.15s,color 0.15s;word-break:keep-all;line-height:1.3;min-height:40px}
.related-link:hover{border-color:var(--color-primary);color:var(--color-primary)}

/* ============================================================
   Modal content (alias for .modal)
   ============================================================ */
.modal-content{background:var(--color-surface);border-radius:24px 24px 0 0;padding:32px 24px 40px;width:100%;max-width:560px;max-height:85vh;overflow-y:auto;box-shadow:var(--shadow-modal);animation:slideUp 0.3s ease}

/* ============================================================
   Card Title (explicit block — flex + icon shrink)
   ============================================================ */
.card-title{display:flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--color-text);margin-bottom:16px;letter-spacing:-0.2px}
.card-title .icon{font-size:16px;flex-shrink:0}

/* ============================================================
   Install Guide (PWA 설치 배너)
   ============================================================ */
.install-guide{background:var(--color-primary-light);color:var(--color-text);padding:12px 20px;text-align:center;font-size:13px;line-height:1.5;border-bottom:1px solid var(--color-border)}
.install-guide button{display:inline-block;margin:8px 4px 0;padding:6px 16px;border-radius:var(--radius-md);font-size:13px;font-weight:600;cursor:pointer;border:none}
.install-guide .install-btn{background:var(--color-primary);color:#fff}
.install-guide .dismiss-btn{background:var(--color-surface);color:var(--color-text-secondary);border:1px solid var(--color-border)}