@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Poppins:wght@400;500;600&display=swap');

:root {
  --ink: #072739;
  --ink-soft: #436170;
  --cyan: #23ade9;
  --cyan-dark: #087aa8;
  --cyan-soft: #e7f7fd;
  --yellow: #ffdf2b;
  --paper: #fff;
  --canvas: #f2f7f8;
  --line: #d6e3e8;
  --font-display: Inter, Arial, sans-serif;
  --font-body: Poppins, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { background: var(--canvas); scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--canvas); font: 14px/1.65 var(--font-body); -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid rgba(35,173,233,.55); outline-offset: 3px; }

.hero { color: #fff; background: radial-gradient(circle at 95% 0, transparent 0 100px, rgba(35,173,233,.32) 101px 103px, transparent 104px 165px, rgba(35,173,233,.15) 166px 168px, transparent 169px), var(--ink); border-bottom: 5px solid var(--yellow); }
.hero-inner { max-width: 1320px; margin: auto; padding: 26px clamp(20px,5vw,72px) 56px; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 24px; border-bottom: 1px solid rgba(255,255,255,.17); padding-bottom: 22px; }
.brand { display: inline-flex; align-items: center; min-height: 58px; }
.brand img { display: block; width: 154px; height: auto; }
.site-link { color: #d5edf6; text-decoration: none; font: 600 12px var(--font-display); }
.site-link:hover { color: var(--yellow); text-decoration: underline; text-underline-offset: 4px; }
.hero-copy { padding-top: 54px; max-width: 850px; }
h1, h2, h3, .big, .price, .btn, .badge { font-family: var(--font-display); }
h1 { margin: 0; max-width: 820px; font-size: clamp(38px,5vw,64px); font-weight: 600; line-height: 1.04; letter-spacing: -.055em; text-wrap: balance; }
.hero-copy .lede { margin: 22px 0 0; max-width: 650px; color: #d5e3e9; font-size: 15px; line-height: 1.75; }
.hero-mark { display: inline-block; width: 38px; height: 5px; margin: 30px 0 0; border-radius: 9px; background: var(--cyan); }

.wrap { max-width: 1320px; margin: 0 auto; padding: 46px clamp(20px,5vw,72px) 80px; }
.layout { display: grid; grid-template-columns: minmax(320px,390px) minmax(0,1fr); gap: 30px; align-items: start; }
.panel, .vol, .term { min-width: 0; background: var(--paper); border: 1px solid var(--line); border-radius: 16px; }
.panel { padding: 26px; }
.inputs { display: flex; flex-direction: column; gap: 34px; }
.group { display: flex; flex-direction: column; gap: 16px; margin: 0; padding: 0; border: 0; min-width: 0; }
.group + .group { border-top: 1px solid var(--line); padding-top: 30px; }
.group h2 { margin: 0 0 2px; font-size: 23px; font-weight: 600; line-height: 1.15; letter-spacing: -.035em; }
.section-index { display: inline-grid; place-items: center; width: 29px; height: 29px; margin-right: 8px; color: var(--cyan-dark); background: var(--cyan-soft); border-radius: 50%; font: 700 11px var(--font-display); vertical-align: 3px; }
.field { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.lbl, legend.lbl { padding: 0; color: var(--ink); font: 600 13px/1.45 var(--font-display); }
.hint, .note { margin: 0; color: #607782; font-size: 12px; line-height: 1.6; }
input[type=number] { width: 100%; min-width: 0; height: 48px; padding: 0 14px; border: 1px solid #bcd0d9; border-radius: 10px; color: var(--ink); background: #fcfefe; font: 500 15px var(--font-display); font-variant-numeric: tabular-nums; }
input[type=number]:hover, .affix:hover { border-color: #8eafbd; }
input[type=number]:focus { border-color: var(--cyan); outline: 4px solid rgba(35,173,233,.15); }
.stepper { display: grid; grid-template-columns: 48px minmax(0,1fr) 48px; gap: 7px; }
.stepper input { text-align: center; }
.stepper button { height: 48px; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); background: #f8fafb; font: 500 22px var(--font-display); }
.stepper button:hover { color: var(--cyan-dark); border-color: var(--cyan); background: var(--cyan-soft); }
.affix { display: flex; align-items: stretch; min-width: 0; border: 1px solid #bcd0d9; border-radius: 10px; background: #fcfefe; }
.affix:focus-within { border-color: var(--cyan); outline: 4px solid rgba(35,173,233,.15); }
.affix span { display: flex; align-items: center; padding: 0 12px; color: var(--ink-soft); font: 600 14px var(--font-display); }
.affix input { flex: 1; width: 100%; border: 0; background: transparent; outline: 0; }
.affix input:focus { border: 0; outline: 0; }
.seg { display: grid; grid-template-columns: repeat(4,1fr); gap: 5px; }
.seg label { position: relative; min-width: 0; }
.seg input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.seg span { display: grid; place-items: center; min-height: 46px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink-soft); background: #f8fafb; font: 700 12px var(--font-display); }
.seg input:checked + span { color: var(--ink); border-color: var(--cyan); background: var(--cyan-soft); box-shadow: inset 0 -3px var(--cyan); }
.seg input:focus-visible + span { outline: 3px solid rgba(35,173,233,.55); outline-offset: 2px; }
.disc-row { display: grid; grid-template-columns: minmax(0,1fr) 104px; gap: 10px; align-items: center; }
.disc-row label { color: var(--ink-soft); font-size: 13px; }
details { border-top: 1px solid var(--line); padding-top: 16px; }
summary { color: var(--cyan-dark); cursor: pointer; font: 700 12px/1.5 var(--font-display); }
details > .inner { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; padding-top: 18px; }
details > .inner .wide { grid-column: 1/-1; }

.results { display: flex; flex-direction: column; gap: 36px; min-width: 0; }
.block-head { margin-bottom: 16px; }
.block-head h2, .summary-head h2 { margin: 0 0 5px; font-size: 27px; font-weight: 600; letter-spacing: -.04em; line-height: 1.15; }
.block-head p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.strip { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; }
.vol { padding: 19px; }
.vol:nth-child(3) { color: #fff; background: var(--ink); border-color: var(--ink); }
.vol h3, .term h3 { margin: 0; color: var(--cyan-dark); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.vol:nth-child(3) h3 { color: var(--cyan); }
.big { margin: 16px 0 18px; font-size: clamp(27px,2.6vw,37px); font-weight: 600; letter-spacing: -.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.big small { display: block; margin-top: 7px; color: var(--ink-soft); font: 500 11px var(--font-body); letter-spacing: 0; }
.vol:nth-child(3) .big { color: var(--yellow); }
.vol:nth-child(3) .big small { color: #b9d0da; }
dl { display: flex; flex-direction: column; margin: 0; }
dl > div { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); font-size: 12px; line-height: 1.45; }
dt { color: var(--ink-soft); }
dd { margin: 0; text-align: right; font: 600 12px/1.45 var(--font-display); font-variant-numeric: tabular-nums; }
.vol:nth-child(3) dl > div { border-color: rgba(255,255,255,.17); }
.vol:nth-child(3) dt { color: #b9d0da; }
.terms { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.term { display: flex; flex-direction: column; gap: 10px; padding: 20px; }
.term:nth-child(4) { border-color: #aadfe9; background: #f8fdfe; }
.term-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; flex-wrap: wrap; }
.badge { padding: 5px 9px; border-radius: 999px; color: var(--cyan-dark); background: var(--cyan-soft); font-size: 10px; font-weight: 700; white-space: nowrap; }
.badge.none { color: var(--ink-soft); background: #f5f9fa; }
.price { margin: 9px 0 0; color: var(--ink); font-size: clamp(27px,2.8vw,39px); font-weight: 600; letter-spacing: -.05em; line-height: 1; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.term:nth-child(4) .price { color: #087aa8; }
.sub { margin: 0 0 8px; color: var(--ink-soft); font-size: 12px; }
.summary-panel { display: flex; flex-direction: column; gap: 15px; }
.summary-head { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; }
.summary-head h2 { margin: 0; }
.summary-actions { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.btn { min-height: 46px; padding: 0 20px; border: 0; border-radius: 999px; color: white; background: var(--ink); font-size: 12px; font-weight: 700; }
.btn:hover { color: var(--ink); background: var(--cyan); }
.btn-secondary { color: var(--ink); background: white; border: 1px solid var(--line); }
.btn-secondary:hover { border-color: var(--cyan); background: var(--cyan-soft); }
.btn:disabled { cursor: wait; opacity: .55; }
.status { color: #087251; font-size: 12px; }
pre { overflow-wrap: anywhere; white-space: pre-wrap; margin: 0; padding: 18px; border: 1px solid var(--line); border-radius: 11px; color: #294652; background: #f8fafb; font: 12px/1.7 var(--font-body); }
.footer { padding: 24px; text-align: center; color: var(--ink-soft); font-size: 12px; }
.footer a { color: var(--cyan-dark); text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.embed .hero { color: var(--ink); background: var(--canvas); border: 0; }
.embed .hero-inner { padding: 30px clamp(20px,5vw,72px) 0; }
.embed .topbar, .embed .footer { display: none; }
.embed .hero-copy { max-width: 850px; padding: 0; }
.embed h1 { font-size: clamp(34px,3.8vw,48px); }
.embed .hero-copy .lede { max-width: 700px; margin-top: 12px; color: var(--ink-soft); }
.embed .hero-mark { width: 42px; height: 4px; margin-top: 20px; background: var(--yellow); }
.embed .wrap { padding-top: 30px; padding-bottom: 26px; }

@media (max-width: 1120px) { .layout { grid-template-columns: minmax(280px,340px) minmax(0,1fr); gap: 22px; } .strip { grid-template-columns: repeat(2,minmax(0,1fr)); } .vol:nth-child(3) { grid-column: 1/-1; } }
@media (max-width: 800px) { .hero-inner { padding-bottom: 38px; } .hero-copy { padding-top: 38px; } .layout { grid-template-columns: 1fr; } .inputs { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 28px; } .group + .group { border: 0; padding-top: 0; } }
@media (max-width: 620px) { .hero-inner { padding: 15px 20px 34px; } .topbar { padding-bottom: 12px; } .brand img { width: 124px; } .site-link { font-size: 11px; } .hero-copy { padding-top: 34px; } .hero-copy .lede { font-size: 13px; } .wrap { padding: 30px 18px 52px; } .inputs { display: flex; } .group + .group { border-top: 1px solid var(--line); padding-top: 30px; } .panel { padding: 21px; } .strip, .terms { grid-template-columns: 1fr; } .vol:nth-child(3) { grid-column: auto; } .block-head h2, .summary-head h2 { font-size: 24px; } }
@media (max-width: 620px) { .embed .hero-inner { padding: 24px 18px 0; } .embed .hero-copy .lede { font-size: 13px; } .embed .wrap { padding-top: 26px; } }
@media (max-width: 390px) { details > .inner { grid-template-columns: 1fr; } details > .inner .wide { grid-column: auto; } .disc-row { grid-template-columns: 1fr 92px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; } }