@font-face { font-family: "Barlow"; font-weight: 400; font-style: normal; font-display: swap; src: url("fonts/barlow-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 500; font-style: normal; font-display: swap; src: url("fonts/barlow-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 600; font-style: normal; font-display: swap; src: url("fonts/barlow-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Barlow"; font-weight: 700; font-style: normal; font-display: swap; src: url("fonts/barlow-latin-700-normal.woff2") format("woff2"); }

:root {
  --dark: #122E33;
  --dark-2: #0D2327;
  --teal: #0E6F6A;
  --teal-weak: rgba(14,111,106,.10);
  --coral: #E0583E;
  --coral-ink: #C9442A;
  --coral-weak: #FBE7E1;
  --mint: #BFE3DC;
  --paper: #EEF5F2;
  --white: #FFFFFF;
  --ink: #122E33;
  --ink-2: #4A6766;
  --hair: rgba(18,46,51,.12);
  --lift: 0 1px 2px rgba(18,46,51,.05), 0 10px 30px -12px rgba(18,46,51,.18);
  --r: 18px;
  --max: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--white); color: var(--ink);
  font: 400 18px/1.55 "Barlow", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--teal); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--white); padding: 10px 14px; border-radius: 8px; z-index: 50; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--coral); outline-offset: 3px; border-radius: 6px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 52px; padding: 0 24px; border-radius: 12px;
  font: 600 17px/1 "Barlow", sans-serif; text-decoration: none; letter-spacing: .01em;
  transition: transform .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--coral); color: var(--white); }
.btn-primary:hover { background: #CF4B32; }
.btn-ghost { color: var(--white); border: 1.5px solid rgba(191,227,220,.45); }
.btn-ghost:hover { border-color: var(--mint); }
.btn-dark { background: var(--dark); color: var(--white); }

/* ---------- header ---------- */
.top { position: sticky; top: 0; z-index: 20; background: rgba(18,46,51,.94); backdrop-filter: saturate(1.4) blur(10px); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.top .logo img { height: 50px; width: auto; }
.top nav { display: flex; align-items: center; gap: 26px; }
.top nav a.link { color: var(--mint); text-decoration: none; font-weight: 500; font-size: 16px; }
.top nav a.link:hover { color: var(--white); }
.top .btn { min-height: 42px; padding: 0 18px; font-size: 15.5px; }

/* ---------- hero ---------- */
.hero { background: var(--dark); color: var(--white); padding: 72px 0 88px; overflow: hidden; position: relative; }
.hero::after {
  content: ""; position: absolute; right: -180px; top: -140px; width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(14,111,106,.45), rgba(14,111,106,0)); pointer-events: none;
}
.hero .wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; position: relative; z-index: 1; }
.eyebrow { font-weight: 600; font-size: 14px; letter-spacing: .16em; text-transform: uppercase; color: var(--coral); margin: 0 0 18px; }
.hero h1 { font-size: clamp(40px, 5.6vw, 66px); line-height: 1.02; letter-spacing: -.02em; font-weight: 700; margin: 0 0 22px; }
.hero h1 em { font-style: normal; color: var(--mint); }
.hero .lede { font-size: 21px; line-height: 1.5; color: #CFE5E0; max-width: 34em; margin: 0 0 34px; }
.hero .ctas { display: flex; flex-wrap: wrap; gap: 14px; }
.hero .fine { margin-top: 22px; font-size: 16px; color: #B5D3CD; }

/* ---------- phone mockup ---------- */
.phone {
  width: 100%; max-width: 330px; margin: 0 auto; background: #F2F6F4; border-radius: 40px;
  padding: 14px; box-shadow: 0 30px 80px -20px rgba(0,0,0,.55), 0 0 0 8px #0A1C1F, 0 0 0 9px rgba(191,227,220,.18);
  color: var(--ink); font-size: 13px; line-height: 1.35;
}
.phone .bar { display: flex; align-items: center; gap: 9px; padding: 6px 6px 12px; }
.phone .bar img { width: 30px; height: 30px; border-radius: 7px; }
.phone .bar .date { font-size: 10.5px; color: var(--ink-2); }
.phone .bar .site { font-weight: 700; font-size: 16px; line-height: 1.1; }
.phone .chip { margin-left: auto; font-size: 9.5px; font-weight: 600; border: 1px solid var(--hair); border-radius: 99px; padding: 3px 8px; color: var(--ink-2); background: var(--white); }
.phone .heroCard { background: var(--dark); color: var(--white); border-radius: 16px; padding: 14px 14px 12px; }
.phone .heroCard .lbl { font-size: 10.5px; color: #CFE5E0; }
.phone .big { font-size: 46px; font-weight: 700; letter-spacing: -.02em; line-height: 1; margin: 6px 0 10px; }
.phone .big small { font-size: 13px; font-weight: 500; letter-spacing: 0; margin-left: 4px; }
.phone .split { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(191,227,220,.2); padding-top: 9px; font-size: 10px; color: #CFE5E0; }
.phone .split b { display: block; font-size: 14px; color: var(--white); font-weight: 600; }
.phone .split b.neg { color: #FF8B73; }
.phone .alert { background: var(--coral-weak); border: 1px solid #F3C3B6; border-radius: 13px; padding: 10px 12px; margin-top: 9px; }
.phone .alert strong { color: var(--coral-ink); font-size: 13px; display: block; margin-bottom: 2px; }
.phone .alert p { margin: 0; font-size: 11px; }
.phone .tbl { background: var(--white); border-radius: 13px; padding: 4px 12px; margin-top: 9px; }
.phone .row { display: grid; grid-template-columns: 1fr auto 56px; gap: 8px; padding: 7px 0; border-bottom: 1px solid var(--hair); font-size: 12px; }
.phone .row:last-child { border-bottom: 0; }
.phone .row.h { font-size: 9.5px; color: var(--ink-2); }
.phone .row span:not(:first-child) { text-align: right; font-variant-numeric: tabular-nums; }
.phone .tankbar { height: 8px; background: var(--paper); border-radius: 99px; overflow: hidden; margin: 6px 0 4px; }
.phone .tankbar i { display: block; height: 100%; background: var(--teal); border-radius: 99px; }
.phone .tankcard { background: var(--white); border-radius: 13px; padding: 11px 12px; margin-top: 9px; }
.phone .tankcard .t { display: flex; justify-content: space-between; font-weight: 600; font-size: 13px; }
.phone .tankcard .t span { font-weight: 400; font-size: 11px; color: var(--ink-2); }
.phone .tankcard .pair { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 7px; font-size: 10px; color: var(--ink-2); }
.phone .tankcard .pair b { display: block; font-size: 15px; color: var(--ink); }
.phone .tankcard .ok { margin-top: 8px; font-size: 11px; color: var(--teal); font-weight: 600; }

/* ---------- sections ---------- */
section { padding: 96px 0; }
.alt { background: var(--paper); }
.kicker { font-weight: 600; font-size: 14px; letter-spacing: .16em; text-transform: uppercase; color: var(--teal); margin: 0 0 12px; }
h2 { font-size: clamp(32px, 3.8vw, 46px); line-height: 1.08; letter-spacing: -.015em; font-weight: 700; margin: 0 0 18px; }
.sub { font-size: 20px; color: var(--ink-2); max-width: 40em; margin: 0 0 44px; }
.note { font-size: 16px; color: var(--ink-2); margin-top: 22px; }

/* margin waterfall */
.waterfall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.wf { background: var(--white); border-radius: var(--r); padding: 26px 24px 24px; box-shadow: var(--lift); position: relative; }
.wf .lbl { font-size: 15px; font-weight: 600; color: var(--ink-2); text-transform: uppercase; letter-spacing: .08em; }
.wf .num { font-size: 54px; font-weight: 700; letter-spacing: -.02em; line-height: 1.05; margin: 10px 0 6px; font-variant-numeric: tabular-nums; }
.wf .num small { font-size: 22px; font-weight: 600; }
.wf .what { font-size: 15.5px; color: var(--ink-2); }
.wf.neg .num { color: var(--coral-ink); }
.wf.keep { background: var(--dark); color: var(--white); }
.wf.keep .lbl, .wf.keep .what { color: var(--mint); }
.wf .meter { height: 8px; border-radius: 99px; background: var(--paper); margin-top: 18px; overflow: hidden; }
.wf .meter i { display: block; height: 100%; border-radius: 99px; background: var(--teal); }
.wf.neg .meter i { background: var(--coral); }
.wf.keep .meter { background: rgba(191,227,220,.18); }
.wf.keep .meter i { background: var(--mint); }
.callout { margin-top: 30px; font-size: 22px; font-weight: 600; line-height: 1.35; max-width: 34em; }
.callout span { color: var(--coral-ink); }

/* cards */
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--white); border-radius: var(--r); padding: 30px 28px; box-shadow: var(--lift); }
.alt .card { box-shadow: var(--lift); }
.card .ico { width: 48px; height: 48px; border-radius: 12px; background: var(--teal-weak); display: grid; place-items: center; margin-bottom: 18px; }
.card .ico svg { width: 26px; height: 26px; stroke: var(--teal); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.card.warn .ico { background: var(--coral-weak); }
.card.warn .ico svg { stroke: var(--coral-ink); }
.card h3 { font-size: 23px; line-height: 1.2; margin: 0 0 10px; font-weight: 700; }
.card p { margin: 0; color: var(--ink-2); font-size: 17px; }

/* features */
.feature { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
.feature.flip { grid-template-columns: 1.1fr .9fr; }
.feature.flip .media { order: 2; }
.list { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 20px; }
.list li { display: grid; grid-template-columns: 30px 1fr; gap: 14px; }
.list li::before {
  content: ""; width: 26px; height: 26px; border-radius: 50%; margin-top: 2px;
  background: var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.2 4.2L19 7'/%3E%3C/svg%3E") center/16px no-repeat;
}
.list b { display: block; font-size: 19px; }
.list span { color: var(--ink-2); font-size: 17px; }

/* data promise */
.promise { background: var(--dark); color: var(--white); }
.promise .kicker { color: var(--coral); }
.promise .sub { color: #CFE5E0; }
.promise .card { background: rgba(255,255,255,.05); box-shadow: none; border: 1px solid rgba(191,227,220,.16); }
.promise .card h3 { color: var(--white); }
.promise .card p { color: #CFE5E0; }
.promise .card .ico { background: rgba(191,227,220,.12); }
.promise .card .ico svg { stroke: var(--mint); }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: s; }
.step { background: var(--white); border-radius: var(--r); padding: 30px 28px; box-shadow: var(--lift); counter-increment: s; }
.step::before { content: counter(s); display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--coral); color: var(--white); font-weight: 700; font-size: 20px; margin-bottom: 18px; }
.step h3 { font-size: 22px; margin: 0 0 8px; }
.step p { margin: 0; color: var(--ink-2); font-size: 17px; }
.offer { margin-top: 40px; background: var(--dark); color: var(--white); border-radius: 24px; padding: 40px 44px; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; }
.offer h3 { font-size: 30px; line-height: 1.15; margin: 0 0 8px; }
.offer p { margin: 0; color: #CFE5E0; font-size: 18px; }
.offer .btn { white-space: nowrap; }

/* faq */
.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--hair); padding: 22px 0; }
.faq summary { cursor: pointer; list-style: none; font-weight: 600; font-size: 20px; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--teal); font-size: 28px; line-height: 1; font-weight: 500; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 12px 0 0; color: var(--ink-2); font-size: 17.5px; max-width: 44em; }

/* footer */
footer { background: var(--dark-2); color: #B5D3CD; padding: 56px 0 40px; font-size: 16px; }
footer .wrap { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: end; }
footer img { height: 48px; width: auto; margin-bottom: 14px; }
footer a { color: var(--mint); }
footer .legal { grid-column: 1 / -1; border-top: 1px solid rgba(191,227,220,.12); padding-top: 22px; margin-top: 12px; font-size: 15px; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero .wrap, .feature, .feature.flip { grid-template-columns: 1fr; gap: 48px; }
  .feature.flip .media { order: 0; }
  .waterfall { grid-template-columns: repeat(2, 1fr); }
  .grid3, .steps { grid-template-columns: 1fr; }
  .offer { grid-template-columns: 1fr; padding: 32px 28px; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .top nav a.link { display: none; }
  .top .logo img { height: 42px; }
  .hero { padding: 48px 0 64px; }
  .hero .lede { font-size: 19px; }
  .hero .ctas .btn { flex: 1 1 100%; }
  section { padding: 68px 0; }
  .sub { font-size: 18px; margin-bottom: 32px; }
  .waterfall { grid-template-columns: 1fr 1fr; gap: 12px; }
  .wf { padding: 20px 18px; }
  .wf .num { font-size: 40px; }
  .wf .what { font-size: 14px; }
  .callout { font-size: 19px; }
  .offer .btn { width: 100%; }
  footer .wrap { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } .btn:hover { transform: none; } }

/* ---------- added: disclosures, promises, trust, prose pages ---------- */
.tag { display: inline-block; font-size: 15px; font-weight: 600; color: var(--coral-ink); background: var(--coral-weak); border-radius: 99px; padding: 5px 14px; margin: 0 0 18px; }
.inputs { margin-top: 18px; font-size: 16px; color: var(--ink-2); }
.promises { list-style: none; padding: 0; margin: 36px 0 0; display: grid; gap: 14px; max-width: 860px; }
.promises li { background: rgba(255,255,255,.05); border: 1px solid rgba(191,227,220,.16); border-radius: 14px; padding: 18px 22px; color: #E3F1EE; font-size: 18px; }
.promises b { color: var(--white); }
.context { margin-top: 26px; color: #CFE5E0; font-size: 17px; max-width: 46em; }
.context a { color: var(--mint); }
.dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.dl > div { background: var(--white); border-radius: var(--r); padding: 28px; box-shadow: var(--lift); }
.dl h3 { font-size: 20px; margin: 0 0 10px; }
.dl p { margin: 0; color: var(--ink-2); font-size: 17px; }
.dl ul { margin: 0; padding-left: 20px; color: var(--ink-2); font-size: 17px; }
.dl ul li { margin: 4px 0; }
.dl .wont { border: 2px solid var(--coral-weak); }
.links { display: flex; flex-wrap: wrap; gap: 14px 28px; margin-top: 30px; font-weight: 600; font-size: 18px; }
.offer .alt-contact { margin-top: 12px; font-size: 16px; color: #CFE5E0; }
.offer .alt-contact a { color: var(--mint); }
.offer .side { display: grid; gap: 10px; justify-items: end; text-align: right; }
.offer .side small { color: #B5D3CD; font-size: 15px; }
.who { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: start; }
.who .facts { background: var(--paper); border-radius: var(--r); padding: 28px 30px; }
.who .facts dt { font-size: 14px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); margin-top: 16px; }
.who .facts dt:first-child { margin-top: 0; }
.who .facts dd { margin: 4px 0 0; font-size: 18px; font-weight: 500; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 14px; }
footer nav a { color: var(--mint); text-decoration: none; }
footer nav a:hover { text-decoration: underline; }

.prose-hero { background: var(--dark); color: var(--white); padding: 64px 0 56px; }
.prose-hero h1 { font-size: clamp(34px, 4.4vw, 52px); line-height: 1.06; margin: 0 0 14px; letter-spacing: -.015em; }
.prose-hero p { margin: 0; color: #CFE5E0; font-size: 19px; max-width: 40em; }
.prose { max-width: 760px; padding: 56px 24px 88px; margin: 0 auto; }
.prose h2 { font-size: 28px; margin: 44px 0 12px; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 21px; margin: 28px 0 8px; }
.prose p, .prose li { color: #26474A; font-size: 18px; }
.prose li { margin: 6px 0; }
.prose .formula { background: var(--paper); border-radius: 14px; padding: 20px 24px; font-size: 18px; font-weight: 600; line-height: 1.8; }
.prose .formula span { color: var(--coral-ink); }
.prose .formula b { color: var(--teal); }
.prose .meta { color: var(--ink-2); font-size: 16px; }
.prose table { border-collapse: collapse; width: 100%; font-size: 17px; margin: 14px 0; }
.prose td, .prose th { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--hair); vertical-align: top; }
.prose th { font-size: 15px; color: var(--ink-2); text-transform: uppercase; letter-spacing: .06em; }

@media (max-width: 960px) {
  .dl, .who { grid-template-columns: 1fr; }
  .offer .side { justify-items: stretch; text-align: left; }
}
@media (max-width: 640px) {
  .promises li { font-size: 17px; padding: 16px 18px; }
  .prose { padding: 40px 20px 64px; }
}