/* Frontend UI - Bang Tinh Vay */
/* IMPORTANT: avoid self-referencing CSS variables (breaks in many browsers and makes buttons look "missing"). */
.ltbtv{--lt-btv-brand:#a50f0f;--lt-btv-text:#111;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--lt-btv-text);}
.ltbtv *{box-sizing:border-box}
.ltbtv-card{background:var(--lt-btv-card-bg,#fff);border:var(--lt-btv-borderw,1px) solid var(--lt-btv-border,#ececec);border-radius:var(--lt-btv-radius,18px);box-shadow:0 10px 30px rgba(0,0,0,.06);overflow:visible}
.ltbtv-card-header{padding:18px 20px;border-bottom:1px solid rgba(0,0,0,.06)}
.ltbtv-title-front{font-weight:var(--lt-btv-fw-title,900);font-size:18px;margin:0 0 2px}
.ltbtv-subtitle{font-size:13px;color:#666}
.ltbtv-card-body{padding:18px 20px}

/* Layout 2 cột (Form trái, Kết quả phải) */
.ltbtv-shell{display:grid;grid-template-columns:1.05fr .95fr;gap:16px;align-items:start}
.ltbtv-left{min-width:0}
.ltbtv-right{min-width:0;background:var(--lt-btv-right-bg,#fff);border-radius:var(--lt-btv-radius,18px);padding:14px;border:1px solid rgba(0,0,0,.06);box-shadow:0 12px 40px rgba(0,0,0,.08)}
/* If outer background is dark, keep header readable by putting it on a soft white panel */
.ltbtv-right .ltbtv-right-head{display:flex;justify-content:space-between;align-items:flex-end;gap:10px;margin-bottom:12px;background:rgba(255,255,255,.92);border:1px solid rgba(0,0,0,.06);border-radius:14px;padding:12px 12px;backdrop-filter:saturate(140%) blur(6px)}
.ltbtv-right .ltbtv-right-title{color:var(--lt-btv-text,#111);font-weight:900;font-size:16px;margin:0}
.ltbtv-right .ltbtv-right-sub{color:rgba(0,0,0,.55);font-size:12px;margin:4px 0 0;line-height:1.35}

.ltbtv-right-panels{position:relative}
.ltbtv-right-panel{display:none}
.ltbtv-right-panel.is-active{display:block}
.ltbtv-tabs{display:flex;gap:10px;margin-bottom:16px}
.ltbtv-tab{border:1px solid var(--lt-btv-tab-border, rgba(0,0,0,.12));background:var(--lt-btv-tab-bg,#fff);border-radius:12px;padding:10px 14px;font-weight:var(--lt-btv-tab-weight,800);font-size:var(--lt-btv-tab-size,14px);text-transform:var(--lt-btv-tab-tt,none);color:var(--lt-btv-tab-color,#111);cursor:pointer;flex:1}
.ltbtv-tab.is-active{border-color:var(--lt-btv-tab-a-border,var(--lt-btv-brand));background:var(--lt-btv-tab-a-bg,#fff);color:var(--lt-btv-tab-a-color,#111);box-shadow:0 0 0 2px rgba(165,15,15,.10)}
.ltbtv-panels{position:relative}
.ltbtv-panel{display:none}
.ltbtv-panel.is-active{display:block}
.ltbtv-section{border:1px solid rgba(0,0,0,.06);border-radius:14px;padding:14px 14px;margin-bottom:14px;background:#fff;overflow:visible}
.ltbtv-section-title{font-weight:var(--lt-btv-sec-title-weight,900);font-size:var(--lt-btv-sec-title-size,15px);margin-bottom:10px;color:var(--lt-btv-sec-title-color,var(--lt-btv-brand))}
.ltbtv-grid-front{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.ltbtv-field label{display:block;font-weight:800;margin:0 0 6px;font-size:13px}
.ltbtv-field input,.ltbtv-field select,.ltbtv-field textarea{width:100%;padding:11px 12px;border-radius:var(--lt-btv-field-radius,10px);border:var(--lt-btv-field-borderw,1px) solid var(--lt-btv-field-border,#d9d9d9);font-weight:var(--lt-btv-fw,700);background:#fff;outline:none;position:relative;z-index:3}
.ltbtv-field input:focus,.ltbtv-field select:focus,.ltbtv-field textarea:focus{border-color:var(--lt-btv-brand);box-shadow:0 0 0 2px rgba(165,15,15,.10)}
.ltbtv-field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#444 50%),linear-gradient(135deg,#444 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 12px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:34px}

/* Bank preview */
.ltbtv-bank-preview{display:flex;gap:10px;align-items:center;margin-top:12px;padding:10px 12px;border:1px dashed rgba(0,0,0,.12);border-radius:12px}
.ltbtv-bank-preview--full{width:100%}
.ltbtv-package-info{margin-top:10px;padding:12px;border:1px solid rgba(0,0,0,.08);border-radius:12px;background:rgba(0,0,0,.02)}
.ltbtv-package-info{font-size:14px;line-height:1.45}
.ltbtv-package-info .ltbtv-pi-title{font-weight:900;margin-bottom:8px}
.ltbtv-package-info .ltbtv-pi-grid{display:grid;grid-template-columns:1fr;gap:8px}
.ltbtv-package-info .ltbtv-pi-row{display:flex;gap:10px;justify-content:space-between;border-bottom:1px dashed rgba(0,0,0,.08);padding-bottom:8px}
.ltbtv-package-info .ltbtv-pi-row:last-child{border-bottom:0;padding-bottom:0}
.ltbtv-package-info .k{color:#555;font-weight:700}
.ltbtv-package-info .v{color:#111;font-weight:700;text-align:right;white-space:pre-wrap}

/* Loading spinner on button */
.ltbtv-btn{position:relative}
.ltbtv-btn.is-loading{opacity:.85;pointer-events:none}
.ltbtv-btn.is-loading::after{content:"";position:absolute;right:10px;top:50%;width:14px;height:14px;margin-top:-7px;border:2px solid rgba(255,255,255,.6);border-top-color:#fff;border-radius:50%;animation:ltbtv-spin 1.2s linear infinite}
.ltbtv-btn.ltbtv-btn-ghost.is-loading::after{border-color:rgba(0,0,0,.35);border-top-color:rgba(0,0,0,.8)}
@keyframes ltbtv-spin{to{transform:rotate(360deg)}}
.ltbtv-bank-logo-wrap{width:100px;height:100px;flex:0 0 100px;border-radius:16px;overflow:hidden;background:#f6f6f6;display:flex;align-items:center;justify-content:center}
.ltbtv-bank-logo-wrap img{max-width:100%;max-height:100%}
.ltbtv-bank-name{font-weight:700;font-size:15px;line-height:1.25}
.ltbtv-bank-sub{font-size:12px;color:#666;margin-top:2px}

/* Locked/grey input when package rates are applied */
.ltbtv-input-locked{opacity:.55;pointer-events:none;background:#f5f5f5}

/* Buttons - keep base exactly as requested */
.ltbtv-btn{border:0;border-radius:var(--lt-btv-btn-radius,7px);padding:0 var(--lt-btv-btn-px,10px);font-weight:var(--lt-btv-btn-weight,900);font-size:var(--lt-btv-btn-size,14px);cursor:pointer;box-shadow:1px 1px 3px 2px #e9cdcd;line-height:var(--lt-btv-btn-h,36px);height:var(--lt-btv-btn-h,36px);display:inline-flex;align-items:center;justify-content:center;gap:8px}
.ltbtv-btn-primary{background:var(--lt-btv-btn-bg,var(--lt-btv-brand));color:var(--lt-btv-btn-color,#fff)}
.ltbtv-btn-ghost{background:#f2f2f2;color:#222}
.ltbtv-btn:disabled{opacity:.6;cursor:not-allowed}

/* Prevent dropdown being visually clipped/covered by nearby blocks */
.ltbtv-field select{position:relative;z-index:3}
.ltbtv-field input{position:relative;z-index:2}
.ltbtv-bank-preview{position:relative;z-index:1}

/* Locked (auto-applied) inputs when a bank package is selected */
.ltbtv-input-locked{opacity:.55;pointer-events:none;background:#f6f6f6}

.ltbtv-actions{display:flex;gap:10px;flex-wrap:wrap}
.ltbtv-note{font-size:12px;color:#666;margin-top:10px;line-height:1.4}

.ltbtv-results{margin-top:16px}
.ltbtv-result-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.ltbtv-result-card{border:1px solid rgba(0,0,0,.06);border-radius:16px;padding:14px;background:#fff}

/* Result card (customizable via CSS vars) */
.ltbtv-result-card--pro{border-radius:18px;box-shadow:0 14px 45px rgba(0,0,0,.08);border:1px solid rgba(0,0,0,.06);background:var(--lt-btv-result-card-bg,#fff);font-size:var(--lt-btv-result-text-size,14px);font-weight:var(--lt-btv-result-text-weight,700)}
.ltbtv-result-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:12px}
.ltbtv-result-title{margin:0;font-weight:var(--lt-btv-result-title-weight,800);font-size:var(--lt-btv-result-title-size,18px);color:var(--lt-btv-result-title-color,#111)}
.ltbtv-result-sub{margin-top:4px;font-size:12px;color:#666;line-height:1.4;font-weight:600}
.ltbtv-result-badge{flex:0 0 auto;border:1px solid rgba(0,0,0,.08);border-radius:999px;padding:6px 10px;font-weight:800;font-size:12px;background:#fafafa}
.ltbtv-kpi-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:6px}
.ltbtv-kpi-tile{border:1px solid rgba(0,0,0,.06);border-radius:14px;padding:12px;background:var(--lt-btv-kpi-bg,#fff)}
.ltbtv-kpi-tile .k{font-size:var(--lt-btv-kpi-label-size,12px);color:#666;font-weight:700;margin-bottom:6px}
.ltbtv-kpi-tile .v{font-size:var(--lt-btv-kpi-value-size,18px);font-weight:var(--lt-btv-kpi-value-weight,900);color:#111;line-height:1.2}
.ltbtv-kpi-tile small{font-weight:700;font-size:12px;color:#666}
.ltbtv-result-actions{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.ltbtv-result-note{font-size:12px;color:#666;margin-top:10px;line-height:1.4}

/* Consult */
.ltbtv-consult-note{font-size:12px;color:#666;margin-top:10px;line-height:1.35}
.ltbtv-success{padding:12px;border-radius:14px;background:rgba(46,160,67,.08);border:1px solid rgba(46,160,67,.22);font-weight:700}

.ltbtv-author{margin-top:12px;font-size:12px;color:#777;text-align:center}

/* Modal */
.ltbtv-modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;padding:18px;z-index:99999}
.ltbtv-modal{background:#fff;border-radius:16px;width:min(980px,100%);max-height:min(85vh,800px);overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.ltbtv-modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid rgba(0,0,0,.08)}
.ltbtv-modal-title{font-weight:900}
.ltbtv-modal-body{padding:12px 16px;overflow:auto;max-height:calc(85vh - 64px)}
.ltbtv-modal-tabs{display:block}
.ltbtv-modal-tabbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.ltbtv-modal-tab{appearance:none;border:1px solid rgba(0,0,0,.08);background:#fff;border-radius:999px;padding:8px 12px;font-weight:800;font-size:12px;cursor:pointer}
.ltbtv-modal-tab.is-active{background:var(--lt-btv-brand);border-color:var(--lt-btv-brand);color:#fff}
.ltbtv-modal-panel{display:none}
.ltbtv-modal-panel.is-active{display:block}
.ltbtv-modal-actions{margin-top:14px;display:flex;justify-content:flex-end}
.ltbtv-modal-scroll{max-height:52vh;overflow:auto;border:1px solid rgba(0,0,0,.06);border-radius:12px;background:#fff}
.ltbtv-modal-scroll .ltbtv-table{margin:0}
.ltbtv-table{width:100%;border-collapse:collapse}
.ltbtv-table th,.ltbtv-table td{/*padding:8px 10px ;*/border-bottom:1px solid rgba(0,0,0,.06);font-size:13px;text-align:left}
.ltbtv-table th{font-weight:900;background:#fafafa;position:sticky;top:0}

/* Advisor output */
.ltbtv-advisor-out{margin-top:14px}
.ltbtv-advice-card{border-radius:22px;padding:18px;border:1px solid rgba(0,0,0,.06);background:#fff;margin-bottom:14px;box-shadow:0 14px 45px rgba(0,0,0,.07)}
.ltbtv-advice-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.ltbtv-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border-radius:999px;font-weight:900;font-size:12px;background:#eef7f2;color:#0b6b3a;border:1px solid rgba(11,107,58,.15)}
.ltbtv-badge.risky{background:#fff3e6;color:#b45309;border-color:rgba(180,83,9,.18)}
.ltbtv-advice-bank{font-weight:900;font-size:16px;line-height:1.22;flex:1 1 auto;min-width:220px}
.ltbtv-advice-small{font-size:13px;color:#6b7280;line-height:1.45}

/* KPI grid inside advisor cards */
.ltbtv-kpi{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:14px}
.ltbtv-kpi-item{border:1px solid rgba(0,0,0,.06);border-radius:16px;padding:12px 12px 11px;background:rgba(0,0,0,.015)}
.ltbtv-kpi-item .k{font-size:12px;color:#6b7280;font-weight:800;margin-bottom:6px}
.ltbtv-kpi-item .v{font-size:18px;font-weight:900;line-height:1.15;color:#111}

.ltbtv-advice-card .ltbtv-actions{margin-top:14px}
.ltbtv-advice-card .ltbtv-actions .ltbtv-btn{border-radius:999px;padding-left:18px;padding-right:18px;min-width:240px}
@media (max-width: 820px){
  .ltbtv-advice-card .ltbtv-actions .ltbtv-btn{width:100%;min-width:0}
}

@media (max-width: 820px){
  .ltbtv-kpi{grid-template-columns:1fr}
}

@media (max-width: 820px){
  .ltbtv-shell{grid-template-columns:1fr}
  .ltbtv-grid-front{grid-template-columns:1fr}
  .ltbtv-result-grid{grid-template-columns:1fr}
  .ltbtv-kpi-grid{grid-template-columns:1fr}
  .ltbtv-card-header,.ltbtv-card-body{padding:14px}
}
/* v1.3.7: Form field padding/height fix */
.ltbtv-field input,
.ltbtv-field select {
    padding: 8px 12px;
    height: 45px;
    line-height: 1.4;
}

.ltbtv-field textarea {
    padding: 10px 12px;
    line-height: 1.5;
}

/* Lock package select until bank chosen */
.ltbtv-field select:disabled{
  background:#f3f5f7;
  color:#777;
  cursor:not-allowed;
}