/* ============================================
   FINANCIAL - Design System v3
   AIKOBICHA (藍媚茶) Light Theme + 芫荽字體
   ============================================ */
@import url("https://fontsapi.zeoseven.com/103/main/result.css");

:root {
  /* AIKOBICHA-inspired warm light palette */
  --aikobicha: #555647;
  --aikobicha-light: #6e7060;
  --aikobicha-dark: #3d3e33;
  --bg-base: #f8f6f1;
  --bg-card: #ffffff;
  --bg-card-hover: #fdfcf9;
  --bg-input: #f2f0ea;
  --bg-input-focus: #eae7de;
  --border: #d8d4c8;
  --border-focus: #555647;
  --primary: #555647;
  --primary-glow: rgba(85,86,71,0.15);
  --accent-green: #3a7d5c;
  --accent-red: #b84a4a;
  --accent-amber: #b8860b;
  --accent-purple: #7a6298;
  --text-primary: #2c2d25;
  --text-secondary: #5e6054;
  --text-muted: #8e9082;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-card: 0 2px 8px rgba(85,86,71,0.08), 0 1px 3px rgba(0,0,0,0.06);
  --shadow-btn: 0 4px 16px rgba(85,86,71,0.2);
  --transition: 0.2s cubic-bezier(0.4,0,0.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:15px;scroll-behavior:smooth}
body{font-family:'Iansui','Inter',-apple-system,BlinkMacSystemFont,system-ui,sans-serif;background:var(--bg-base);color:var(--text-primary);line-height:1.75;-webkit-font-smoothing:antialiased;min-height:100vh;overflow-x:hidden}

/* Header */
.app-header{position:sticky;top:0;z-index:100;background:rgba(248,246,241,0.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);padding:1rem 1.5rem}
.header-inner{max-width:580px;margin:0 auto;display:flex;align-items:baseline;gap:0.75rem}
.logo{font-size:1.4rem;font-weight:700;color:var(--aikobicha-dark);letter-spacing:1px}
.tagline{font-size:0.8rem;color:var(--text-muted);font-weight:400}

/* Container */
.container{max-width:580px;width:100%;margin:0 auto;padding:1.5rem 1rem 3rem}

/* Card */
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;margin-bottom:1.25rem;box-shadow:var(--shadow-card);transition:background var(--transition),box-shadow var(--transition);overflow:hidden}
.card:hover{background:var(--bg-card-hover);box-shadow:0 4px 16px rgba(85,86,71,0.12)}
.card-title{font-size:1rem;font-weight:600;margin-bottom:1.2rem;display:flex;align-items:center;gap:0.5rem;color:var(--aikobicha-dark)}
.card-title .icon{font-size:1.15rem}

/* Form */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0.75rem}
.full-span{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:0.3rem;min-width:0}
.field label{font-size:0.75rem;font-weight:500;color:var(--text-secondary);letter-spacing:0.02em;word-break:break-all}
.input-group{display:flex;align-items:center;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);transition:border-color var(--transition),background var(--transition),box-shadow var(--transition);overflow:hidden;min-width:0}
.input-group:focus-within{border-color:var(--border-focus);background:var(--bg-input-focus);box-shadow:0 0 0 3px var(--primary-glow)}
.input-group input{flex:1;background:transparent;border:none;outline:none;color:var(--text-primary);font-size:0.95rem;font-weight:500;padding:0.6rem 0.75rem;font-family:inherit;min-width:0}
.input-group input::placeholder{color:var(--text-muted)}
.input-group .suffix{font-size:0.72rem;color:var(--text-muted);padding-right:0.75rem;white-space:nowrap;user-select:none}

/* Dynamic Rows */
.income-row,.card-row,.expense-row{display:grid;gap:0.5rem;align-items:end;margin-bottom:0.75rem;padding-bottom:0.75rem;border-bottom:1px solid var(--border);animation:slideIn 0.25s ease}
.income-row:last-child,.card-row:last-child,.expense-row:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.income-row{grid-template-columns:1fr 1fr}
.card-row{grid-template-columns:1fr 1fr}
.expense-row{grid-template-columns:1fr 1fr}
.income-row .field label,.card-row .field label,.expense-row .field label{font-size:0.7rem}

/* Preset expense name (non-editable) */
.preset-name{display:flex;align-items:center;gap:0.4rem;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:0.6rem 0.75rem;font-size:0.9rem;font-weight:500;color:var(--text-primary);min-height:38px}
.preset-name .lock-icon{font-size:0.7rem;color:var(--text-muted);opacity:0.6}

.remove-btn{width:100%;height:34px;border-radius:var(--radius-sm);border:1px solid rgba(184,74,74,0.3);background:rgba(184,74,74,0.06);color:var(--accent-red);font-size:0.85rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition);grid-column:1/-1}
.remove-btn:hover{background:rgba(184,74,74,0.15);border-color:rgba(184,74,74,0.5)}

/* Buttons */
.btn{font-family:inherit;font-weight:600;font-size:0.85rem;cursor:pointer;border:none;border-radius:var(--radius-sm);padding:0.6rem 1rem;transition:all var(--transition)}
.btn-outline{background:transparent;border:1px dashed var(--text-muted);color:var(--text-secondary);width:100%;margin-top:0.75rem}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:rgba(85,86,71,0.05)}
.btn-primary{background:linear-gradient(135deg,var(--aikobicha),var(--aikobicha-dark));color:#fff;box-shadow:var(--shadow-btn)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(85,86,71,0.3)}
.btn-primary:active{transform:translateY(0)}
.btn-generate{width:100%;padding:1rem;font-size:1.05rem;margin-bottom:1rem;border-radius:var(--radius)}
.mt-1{margin-top:1rem}

/* Export Bar */
.export-bar{display:flex;gap:0.75rem;margin-bottom:1.5rem}
.export-bar.hidden{display:none}
.btn-export{flex:1;padding:0.75rem;border-radius:var(--radius-sm);font-size:0.9rem;text-align:center}
.btn-md{background:rgba(85,86,71,0.06);border:1px solid var(--border);color:var(--text-primary)}
.btn-md:hover{background:rgba(85,86,71,0.12);border-color:var(--primary)}
.btn-pdf{background:rgba(184,74,74,0.08);border:1px solid rgba(184,74,74,0.25);color:var(--accent-red)}
.btn-pdf:hover{background:rgba(184,74,74,0.15);border-color:rgba(184,74,74,0.4)}

/* Report */
.report-container{animation:fadeUp 0.4s ease}
.report-container.hidden{display:none}
.report-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;margin-bottom:1.25rem;box-shadow:var(--shadow-card);overflow:hidden}
.report-section h3{font-size:1rem;font-weight:600;margin-bottom:1rem;display:flex;align-items:center;gap:0.5rem;color:var(--aikobicha-dark)}

/* Summary */
.summary-bar{display:grid;grid-template-columns:1fr 1fr;gap:0.75rem;margin-bottom:1rem}
.summary-bar.tri{grid-template-columns:1fr 1fr 1fr}
.summary-item{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:0.75rem;text-align:center}
.summary-item .label{font-size:0.7rem;color:var(--text-muted);margin-bottom:0.25rem}
.summary-item .value{font-size:1.15rem;font-weight:700}
.summary-item .value.green{color:var(--accent-green)}
.summary-item .value.red{color:var(--accent-red)}
.summary-item .value.blue{color:var(--primary)}
.summary-item .value.amber{color:var(--accent-amber)}

/* Allocation */
.alloc-block{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem;margin-bottom:0.75rem}
.alloc-block h5{font-size:0.8rem;font-weight:600;margin-bottom:0.6rem;display:flex;align-items:center;gap:0.4rem;color:var(--aikobicha-dark)}
.alloc-row{display:flex;justify-content:space-between;align-items:center;padding:0.35rem 0;font-size:0.82rem;border-bottom:1px solid rgba(85,86,71,0.08)}
.alloc-row:last-child{border-bottom:none}
.alloc-row .ar-label{color:var(--text-secondary)}
.alloc-row .ar-day{font-size:0.7rem;color:var(--text-muted);margin-left:0.4rem}
.alloc-row .ar-amount{font-weight:600}
.alloc-row .ar-amount.pos{color:var(--accent-green)}
.alloc-row .ar-amount.neg{color:var(--accent-red)}
.alloc-row.total-row{border-top:1px solid var(--border);margin-top:0.3rem;padding-top:0.5rem;font-weight:600}
.alloc-row.total-row .ar-label{color:var(--text-primary)}

/* Timeline */
.timeline{position:relative;padding-left:1.25rem;margin:1rem 0}
.timeline::before{content:'';position:absolute;left:4px;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--aikobicha),var(--accent-purple));border-radius:1px}
.timeline-item{position:relative;padding:0.5rem 0;display:flex;justify-content:space-between;align-items:center}
.timeline-item::before{content:'';position:absolute;left:-1.25rem;top:50%;transform:translate(-1px,-50%);width:10px;height:10px;border-radius:50%;border:2px solid var(--primary);background:var(--bg-base)}
.timeline-item.income::before{border-color:var(--accent-green);background:var(--accent-green)}
.timeline-item.expense::before{border-color:var(--accent-red);background:var(--accent-red)}
.timeline-item.payment::before{border-color:var(--accent-amber);background:var(--accent-amber)}
.timeline-item.savings::before{border-color:var(--accent-purple);background:var(--accent-purple)}
.timeline-item .tl-left{display:flex;align-items:center;gap:0.5rem}
.timeline-item .tl-day{font-size:0.72rem;font-weight:600;color:var(--text-muted);width:28px}
.timeline-item .tl-label{font-size:0.85rem;color:var(--text-secondary)}
.timeline-item .tl-amount{font-size:0.9rem;font-weight:600}
.timeline-item .tl-amount.positive{color:var(--accent-green)}
.timeline-item .tl-amount.negative{color:var(--accent-red)}
.timeline-item .tl-amount.warning{color:var(--accent-amber)}

/* Cash Flow Alert */
.cashflow-alert{display:flex;align-items:center;gap:0.6rem;padding:0.75rem 1rem;border-radius:var(--radius-sm);font-size:0.82rem;margin-top:0.75rem}
.cashflow-alert.safe{background:rgba(58,125,92,0.08);border:1px solid rgba(58,125,92,0.25);color:var(--accent-green)}
.cashflow-alert.danger{background:rgba(184,74,74,0.08);border:1px solid rgba(184,74,74,0.25);color:var(--accent-red)}
.cashflow-alert .cfa-icon{font-size:1.1rem}
.cashflow-alert .cfa-text{font-weight:500}
.cashflow-alert .cfa-val{font-weight:700;margin-left:auto}

/* Tables */
.report-table{width:100%;border-collapse:collapse;font-size:0.8rem;margin-top:0.5rem}
.report-table th{text-align:left;font-weight:600;color:var(--text-muted);padding:0.5rem 0.4rem;border-bottom:2px solid var(--border);font-size:0.72rem;text-transform:uppercase;letter-spacing:0.04em}
.report-table td{padding:0.45rem 0.4rem;border-bottom:1px solid rgba(85,86,71,0.08);color:var(--text-secondary)}
.report-table tr:last-child td{border-bottom:none}
.report-table .num{text-align:right;font-variant-numeric:tabular-nums;font-weight:500}

/* Progress */
.progress-wrap{margin:1rem 0}
.progress-label{display:flex;justify-content:space-between;font-size:0.75rem;color:var(--text-muted);margin-bottom:0.35rem}
.progress-bar{height:8px;background:rgba(85,86,71,0.1);border-radius:4px;overflow:hidden}
.progress-fill{height:100%;border-radius:4px;transition:width 0.6s ease}
.progress-fill.on-track{background:linear-gradient(90deg,var(--accent-green),#4a9e72)}
.progress-fill.behind{background:linear-gradient(90deg,var(--accent-amber),var(--accent-red))}

/* Badge */
.badge{display:inline-block;padding:0.25rem 0.65rem;border-radius:20px;font-size:0.72rem;font-weight:600}
.badge.success{background:rgba(58,125,92,0.12);color:var(--accent-green);border:1px solid rgba(58,125,92,0.3)}
.badge.danger{background:rgba(184,74,74,0.12);color:var(--accent-red);border:1px solid rgba(184,74,74,0.3)}

/* Scroll Table */
.projection-scroll{max-height:360px;overflow-y:auto;border-radius:var(--radius-sm);border:1px solid var(--border)}
.projection-scroll::-webkit-scrollbar{width:4px}
.projection-scroll::-webkit-scrollbar-track{background:transparent}
.projection-scroll::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:2px}

/* Interest */
.interest-stat{display:grid;grid-template-columns:1fr 1fr;gap:0.75rem;margin-top:1rem}
.interest-stat-item{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem;text-align:center}
.interest-stat-item .is-label{font-size:0.72rem;color:var(--text-muted);margin-bottom:0.3rem}
.interest-stat-item .is-value{font-size:1.3rem;font-weight:700;color:var(--accent-red)}

/* Footer */
.app-footer{text-align:center;padding:2rem 1rem;font-size:0.72rem;color:var(--text-muted)}

/* Animations */
@keyframes slideIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

/* ============================================
   Responsive – Mobile-first adaptive layout
   ============================================ */

/* --- Desktop: widen container for larger screens --- */
@media (min-width: 769px) {
  .container { max-width: 720px }
  .header-inner { max-width: 720px }
}

/* --- Tablet (≤768px) --- */
@media (max-width: 768px) {
  .container { padding: 1.25rem 0.75rem 2.5rem }
  .card { padding: 1.25rem }
  .report-section { padding: 1.25rem }
  .summary-bar.tri { grid-template-columns: 1fr 1fr }
}

/* --- Small tablet / large phone landscape (≤640px) --- */
@media (max-width: 640px) {
  html { font-size: 14.5px }
  .header-inner { flex-direction: column; gap: 0.2rem; text-align: center }
  .form-grid { grid-template-columns: 1fr; gap: 0.6rem }

  /* Hide preset expense spacer */
  .expense-row > div[style*="width:32px"] { grid-column: 1 / -1; height: 0; width: 0; overflow: hidden }

  /* Summary grids */
  .summary-bar { grid-template-columns: 1fr 1fr }
  .summary-bar.tri { grid-template-columns: 1fr }

  /* Report table: horizontal scroll */
  .report-section table { display: block }
  .report-table { min-width: 480px }
  .report-section { overflow-x: auto; -webkit-overflow-scrolling: touch }

  /* Allocation */
  .alloc-block { padding: 0.75rem }

  /* Interest stats */
  .interest-stat { grid-template-columns: 1fr }

  /* Export bar stack */
  .export-bar { flex-direction: column; gap: 0.5rem }
  .btn-export { padding: 0.85rem }
}

/* --- Mobile portrait (≤480px) --- */
@media (max-width: 480px) {
  html { font-size: 14px }
  .app-header { padding: 0.75rem 1rem }
  .logo { font-size: 1.2rem }
  .tagline { font-size: 0.72rem }

  .container { padding: 1rem 0.6rem 2rem }
  .card { padding: 1rem; margin-bottom: 1rem; border-radius: var(--radius) }
  .card-title { font-size: 0.92rem; margin-bottom: 1rem }

  /* All dynamic rows: full single column stack */
  .income-row,
  .card-row,
  .expense-row {
    grid-template-columns: 1fr;
    gap: 0.4rem;
    padding-bottom: 0.6rem;
    margin-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
  }
  .income-row:last-child, .card-row:last-child, .expense-row:last-child { border-bottom: none }
  .income-row .remove-btn,
  .card-row .remove-btn,
  .expense-row .remove-btn {
    grid-column: 1;
    width: 100%;
    border-radius: var(--radius-sm);
    height: 38px;
  }

  /* Form inputs: larger touch targets */
  .input-group input { padding: 0.7rem 0.75rem; font-size: 1rem }
  .preset-name { padding: 0.7rem 0.75rem; font-size: 0.92rem; min-height: 42px }

  /* Buttons: bigger tap area */
  .btn-outline { padding: 0.75rem; font-size: 0.9rem }
  .btn-generate { padding: 0.9rem; font-size: 1rem }
  .remove-btn { width: 100%; height: 38px; border-radius: var(--radius-sm) }

  /* Summary items */
  .summary-bar { grid-template-columns: 1fr; gap: 0.5rem; margin-bottom: 0.75rem }
  .summary-bar.tri { grid-template-columns: 1fr }
  .summary-item { padding: 0.6rem }
  .summary-item .value { font-size: 1.05rem }
  .summary-item .label { font-size: 0.68rem }

  /* Report */
  .report-section { padding: 1rem; border-radius: var(--radius) }
  .report-section h3 { font-size: 0.92rem }

  /* Timeline */
  .timeline-item .tl-label { font-size: 0.78rem }
  .timeline-item .tl-amount { font-size: 0.82rem }

  /* Cash flow alert */
  .cashflow-alert { flex-wrap: wrap; font-size: 0.78rem; padding: 0.6rem 0.75rem; gap: 0.4rem }
  .cashflow-alert .cfa-val { width: 100%; text-align: right; margin-left: 0 }

  /* Progress */
  .progress-label { font-size: 0.68rem }

  /* Interest stats */
  .interest-stat { grid-template-columns: 1fr; gap: 0.5rem }
  .interest-stat-item { padding: 0.75rem }
  .interest-stat-item .is-value { font-size: 1.1rem }

  /* Projection table */
  .projection-scroll { max-height: 280px }

  /* Footer */
  .app-footer { padding: 1.5rem 0.75rem; font-size: 0.68rem }

  /* Badge */
  .badge { font-size: 0.68rem; padding: 0.2rem 0.5rem }
}

/* --- Very small phones (≤360px) --- */
@media (max-width: 360px) {
  html { font-size: 13px }
  .container { padding: 0.75rem 0.5rem 1.5rem }
  .card { padding: 0.85rem }
  .summary-item .value { font-size: 0.95rem }
  .logo { font-size: 1.1rem }
}