/* Sun Reaches: bộ tính giá dùng chung (trang chủ và landing). Chủ đề đổi bằng data-theme="light|dark". */
.sp{
  --sp-bg:#fff; --sp-fg:#0F1B2D; --sp-soft:#51607A; --sp-line:#D8E0EA; --sp-line-strong:#B4C0D0;
  --sp-accent:#F5A623; --sp-accent-hi:#FFB83D; --sp-on-accent:#0F1B2D; --sp-wash:#FFF4DC;
  --sp-bad:#8E1B26;
  --sp-res-bg:#0F1B2D; --sp-res-fg:#F3F6FB; --sp-res-soft:#B8C4D6; --sp-res-line:rgba(255,255,255,.16); --sp-good:#7EE2B8;
  --sp-head:"Barlow Condensed","Arial Narrow",system-ui,sans-serif;
  container-type:inline-size; container-name:sp;
  color:var(--sp-fg); font-size:16px; line-height:1.5;
}
.sp[data-theme="dark"]{
  --sp-bg:#121B2E; --sp-fg:#F3F6FB; --sp-soft:#9AA8BE; --sp-line:rgba(255,255,255,.12); --sp-line-strong:rgba(255,255,255,.28);
  --sp-wash:rgba(245,166,35,.14); --sp-bad:#FF9AA3;
  --sp-res-bg:#060911; --sp-head:inherit;
}
.sp *,.sp *::before,.sp *::after{box-sizing:border-box}
/* Chống rò rỉ kiểu của trang chủ: các đoạn văn trong bộ tính giá không nhận màu, cỡ chữ và lề chung của trang */
:where(.sp) p{margin:0;font-size:inherit;line-height:inherit;color:inherit}
.sp [hidden]{display:none!important}
.sp :focus-visible{outline:3px solid var(--sp-accent);outline-offset:2px}

.sp-grid{display:grid;gap:16px}
.sp-controls{background:var(--sp-bg);border:1px solid var(--sp-line);border-radius:14px;padding:20px;display:grid;gap:22px;align-content:start}
.sp-result{background:var(--sp-res-bg);color:var(--sp-res-fg);border-radius:14px;padding:22px;display:flex;flex-direction:column;gap:6px}
@container sp (min-width:780px){
  .sp-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:0}
  .sp-controls{border-radius:14px 0 0 14px;padding:28px}
  .sp-result{border-radius:0 14px 14px 0;padding:28px}
}

.sp-fs{border:0;margin:0;padding:0;min-width:0}
.sp-lg{display:block;font-weight:700;font-size:.95rem;margin:0 0 10px;padding:0}
.sp-field{min-width:0}

/* Chọn phạm vi */
.sp-opt{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;margin:0 0 8px;border:1.5px solid var(--sp-line);border-radius:10px;cursor:pointer;min-height:56px;transition:border-color .15s ease,background-color .15s ease}
.sp-opt:hover{border-color:var(--sp-line-strong)}
.sp-opt input{-webkit-appearance:none;appearance:none;flex:0 0 20px;width:20px;height:20px;margin:2px 0 0;border:2px solid var(--sp-line-strong);border-radius:50%;display:grid;place-content:center;background:transparent;cursor:pointer}
.sp-opt input::after{content:"";width:10px;height:10px;border-radius:50%;background:var(--sp-accent);transform:scale(0);transition:transform .16s cubic-bezier(.3,1.6,.5,1)}
.sp-opt input:checked::after{transform:scale(1)}
.sp-opt.is-on{border-color:var(--sp-accent);background:var(--sp-wash)}
.sp-opt-body{display:grid;gap:2px;min-width:0}
.sp-opt-body b{font-weight:700;line-height:1.3}
.sp-opt-body small{color:var(--sp-soft);font-size:.86rem;line-height:1.4}

/* Số tài khoản */
.sp-seats{display:flex;gap:8px;align-items:center}
.sp-stepbtn{flex:0 0 48px;width:48px;height:48px;border-radius:10px;border:1.5px solid var(--sp-line-strong);background:var(--sp-bg);color:inherit;font:inherit;font-size:1.5rem;font-weight:600;line-height:1;cursor:pointer;transition:transform .12s ease,background-color .15s ease}
.sp-stepbtn:hover{background:var(--sp-wash)}
.sp-stepbtn:active{transform:scale(.94)}
.sp-num{width:100%;max-width:160px;height:48px;text-align:center;font-family:var(--sp-head);font-weight:800;font-size:1.8rem;line-height:1;border:1.5px solid var(--sp-line-strong);border-radius:10px;background:var(--sp-bg);color:inherit;font-variant-numeric:tabular-nums;-moz-appearance:textfield;appearance:textfield}
.sp-num::-webkit-outer-spin-button,.sp-num::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.sp-num[aria-invalid="true"]{border-color:var(--sp-bad)}
.sp-range{-webkit-appearance:none;appearance:none;width:100%;height:30px;background:transparent;margin:12px 0 6px;cursor:pointer}
.sp-range::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:linear-gradient(to right,var(--sp-accent) var(--p,0%),var(--sp-line) var(--p,0%))}
.sp-range::-moz-range-track{height:6px;border-radius:3px;background:var(--sp-line)}
.sp-range::-moz-range-progress{height:6px;border-radius:3px;background:var(--sp-accent)}
.sp-range::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;margin-top:-10px;border-radius:50%;background:var(--sp-accent);border:3px solid var(--sp-bg);box-shadow:0 0 0 2px var(--sp-fg),0 2px 6px rgba(0,0,0,.25);transition:transform .12s ease}
.sp-range::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--sp-accent);border:3px solid var(--sp-bg);box-shadow:0 0 0 2px var(--sp-fg)}
.sp-range:active::-webkit-slider-thumb{transform:scale(1.12)}
.sp-range:focus-visible{outline:none}
.sp-range:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 2px var(--sp-fg),0 0 0 6px rgba(245,166,35,.6)}
.sp-range:focus-visible::-moz-range-thumb{box-shadow:0 0 0 2px var(--sp-fg),0 0 0 6px rgba(245,166,35,.6)}
.sp-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.sp-chip{min-height:40px;padding:0 14px;border-radius:999px;border:1.5px solid var(--sp-line-strong);background:transparent;color:inherit;font:inherit;font-weight:600;font-size:.9rem;cursor:pointer;font-variant-numeric:tabular-nums;transition:background-color .15s ease,transform .12s ease}
.sp-chip:hover{background:var(--sp-wash)}
.sp-chip:active{transform:scale(.96)}
.sp-chip[aria-pressed="true"]{background:var(--sp-accent);border-color:var(--sp-accent);color:var(--sp-on-accent)}
.sp-help{font-size:.85rem;color:var(--sp-soft);margin:10px 0 0}
.sp-mini{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin:12px 0 0;padding:10px 14px;border-radius:10px;background:var(--sp-wash);font-weight:600}
.sp-mini b{font-family:var(--sp-head);font-size:1.45rem;line-height:1.1}
@container sp (min-width:780px){.sp-mini{display:none}}
.sp-err{font-size:.88rem;font-weight:600;color:var(--sp-bad);margin:6px 0 0}
@media (pointer:coarse){.sp-chip{min-height:44px}}

/* Thời hạn */
.sp-seg{display:grid;grid-template-columns:repeat(4,1fr);border:1.5px solid var(--sp-line-strong);border-radius:10px;overflow:hidden}
.sp-segopt{position:relative;display:block;cursor:pointer;border-left:1px solid var(--sp-line)}
.sp-segopt:first-child{border-left:0}
.sp-segopt input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.sp-segopt span{display:grid;place-items:center;align-content:center;gap:2px;min-height:58px;padding:8px 4px;text-align:center;font-weight:700;font-size:.92rem;line-height:1.25;transition:background-color .18s ease,color .18s ease}
.sp-segopt em{display:block;font-style:normal;font-weight:500;font-size:.74rem;color:var(--sp-soft)}
.sp-segopt:hover span{background:var(--sp-wash)}
.sp-segopt.is-on span{background:var(--sp-fg);color:var(--sp-bg)}
.sp-segopt.is-on em{color:var(--sp-accent)}
.sp[data-theme="dark"] .sp-segopt.is-on span{background:var(--sp-accent);color:var(--sp-on-accent)}
.sp[data-theme="dark"] .sp-segopt.is-on em{color:var(--sp-on-accent)}
.sp-segopt input:focus-visible + span{outline:3px solid var(--sp-accent);outline-offset:-3px}
@container sp (max-width:430px){.sp-seg{grid-template-columns:repeat(2,1fr)}.sp-segopt:nth-child(3){border-left:0}.sp-segopt:nth-child(n+3){border-top:1px solid var(--sp-line)}}

.sp-select{width:100%;height:48px;border-radius:10px;border:1.5px solid var(--sp-line-strong);padding:0 12px;background:var(--sp-bg);color:inherit;font:inherit}

/* Kết quả */
.sp-tier{margin:0;font-weight:700;font-size:.9rem;color:var(--sp-accent)}
.sp-total{display:flex;align-items:baseline;gap:4px;margin:2px 0 4px;font-family:var(--sp-head);font-weight:800;font-size:clamp(2.6rem,12vw,3.6rem);line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
@supports (font-size:1cqi){.sp-total{font-size:clamp(2.6rem,11cqi,3.8rem)}}
.sp-cur{font-size:.55em;color:var(--sp-res-soft);font-weight:700}
.sp-quote-only{margin:2px 0 4px;font-family:var(--sp-head);font-weight:800;font-size:1.9rem;line-height:1.1}
.sp-sub{margin:0;color:var(--sp-res-soft);font-size:.92rem}
.sp-break{list-style:none;margin:12px 0 0;padding:12px 0 0;border-top:1px solid var(--sp-res-line);display:grid;gap:8px;font-size:.94rem;color:var(--sp-res-soft)}
.sp-break:empty{display:none}
.sp-break b{color:var(--sp-res-fg);font-weight:700}
.sp-break li{position:relative;padding-left:18px}
.sp-break li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:2px;background:var(--sp-res-line);background:currentColor;opacity:.5}
.sp-break .sp-good{color:var(--sp-good)}
.sp-break .sp-good b{color:var(--sp-good)}
.sp-break .sp-hint{color:var(--sp-res-fg)}
.sp-break .sp-hint::before{background:var(--sp-accent);opacity:1;height:2px}
.sp-extra{margin:10px 0 0;padding:10px 12px;font-size:.9rem;background:rgba(245,166,35,.12);border-left:3px solid var(--sp-accent);border-radius:0 8px 8px 0;color:var(--sp-res-fg)}

.sp-cta{display:grid;gap:10px;margin-top:auto;padding-top:16px}
.sp-btn{min-height:50px;padding:0 18px;border-radius:9px;border:2px solid rgba(255,255,255,.34);background:transparent;color:var(--sp-res-fg);font:inherit;font-weight:700;font-size:1rem;line-height:1.25;cursor:pointer;transition:transform .12s ease,background-color .15s ease}
.sp-btn:hover{background:rgba(255,255,255,.08)}
.sp-btn:active{transform:scale(.98)}
.sp-btn:disabled{opacity:.65;cursor:progress}
.sp-btn-primary{background:var(--sp-accent);border-color:var(--sp-accent);color:var(--sp-on-accent)}
.sp-btn-primary:hover{background:var(--sp-accent-hi)}

.sp-order{display:grid;gap:12px;margin-top:14px;padding-top:16px;border-top:1px solid var(--sp-res-line)}
.sp-order-h{margin:0;font-weight:700}
.sp-f label{display:block;font-size:.88rem;font-weight:600;margin-bottom:5px}
.sp-f label span{font-weight:400;color:var(--sp-res-soft)}
.sp-f input{width:100%;min-height:48px;padding:0 12px;border-radius:8px;border:1.5px solid rgba(255,255,255,.3);background:rgba(255,255,255,.07);color:var(--sp-res-fg);font:inherit;font-size:16px}
.sp-f input:focus{border-color:var(--sp-accent)}
.sp-hp{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden}
.sp-order-err{margin:0;padding:10px 12px;border-radius:8px;background:rgba(220,63,75,.18);color:#FFC9CE;font-weight:600;font-size:.92rem}
.sp-order-note{margin:0;font-size:.82rem;color:var(--sp-res-soft)}
.sp-foot{margin:14px 0 0;font-size:.8rem;color:var(--sp-res-soft)}
.sp-live{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

@media (prefers-reduced-motion:reduce){
  .sp *,.sp *::before,.sp *::after{transition:none!important}
}