/* Vetro Formulations — site styles
   Display: Source Serif 4 (optical sizes). Text: Source Sans 3. Both SIL OFL.
   Palette: lagoon ink on a soft mineral ground, verdigris glass, brass detail. */

@font-face { font-family: "Source Serif 4"; src: url("/fonts/source-serif-4.woff2") format("woff2"); font-weight: 200 900; font-style: normal; font-display: swap; }
@font-face { font-family: "Source Sans 3"; src: url("/fonts/source-sans-3.woff2") format("woff2"); font-weight: 200 900; font-style: normal; font-display: swap; }

:root {
  --mist: #e7ebe8;       /* page ground: soft mineral grey-green, not white */
  --porcelain: #eff1ee;  /* alternate sections */
  --white: #f6f7f4;      /* raised panels, deliberately off-white */
  --lagoon: #10242a;
  --lagoon-2: #33464a;
  --lagoon-3: #5b6c70;
  --verdigris: #3c6e69;
  --brass: #9a7a48;
  --rule: #c3ccc8;
  --rule-soft: #d4dbd8;
  --error: #9b3a2e;
  --t1: #8db3b0; --t2: #a7b99f; --t3: #c9ae76; --t4: #9a7a48;

  --display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;

  --fs-small: 1rem;
  --fs-body: 1.125rem;
  --fs-lede: clamp(1.2rem, 1.7vw, 1.4rem);
  --fs-h3: 1.2rem;
  --fs-h2: clamp(2.1rem, 4.2vw, 3.4rem);
  --fs-h1: clamp(2.9rem, 6.6vw, 5.9rem);

  --gutter: clamp(1rem, 4.5vw, 4rem);
  --max: 82rem;
  --section: clamp(5rem, 11vw, 9.5rem);
  --ease: cubic-bezier(.22,.7,.18,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--mist);
  color: var(--lagoon);
  font: 400 var(--fs-body)/1.65 var(--sans);
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
a:hover { color: var(--verdigris); }
:focus-visible { outline: 2px solid var(--verdigris); outline-offset: 3px; }
::selection { background: var(--lagoon); color: var(--mist); }

h1, h2 { font-family: var(--display); font-weight: 500; line-height: 1.08; margin: 0; letter-spacing: -0.015em; font-optical-sizing: auto; }
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); line-height: 1.06; }
h3 { font: 500 var(--fs-h3)/1.35 var(--sans); letter-spacing: 0.01em; margin: 0; }
p { margin: 0 0 1em; max-width: 60ch; }
.lede { font-size: var(--fs-lede); line-height: 1.6; color: var(--lagoon-2); max-width: 36ch; font-weight: 400; }
.fine { font-size: var(--fs-small); color: var(--lagoon-2); }

.wrap { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 0; background: var(--lagoon); color: #fff; padding: .7rem 1rem; z-index: 20; }
.skip:focus { left: 1rem; }

/* ---------- Header ---------- */
.site-header { position: relative; z-index: 5; border-bottom: 1px solid var(--rule); background: var(--mist); }
.site-header .wrap { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 5.25rem; gap: 1.5rem; }
.brand { justify-self: center; display: inline-flex; flex-direction: column; align-items: center; gap: .1rem; text-decoration: none; color: var(--lagoon); }
.brand-word { font: 400 1.7rem/1 var(--display); letter-spacing: .34em; margin-right: -.34em; }
.brand-sub { font: 500 .66rem/1 var(--sans); letter-spacing: .32em; margin-right: -.32em; color: var(--lagoon-2); text-transform: uppercase; }
.nav { display: flex; gap: clamp(1rem, 2.4vw, 2.25rem); font-size: .95rem; font-weight: 450; letter-spacing: .02em; }
.nav-right { justify-content: flex-end; }
.nav a { text-decoration: none; padding: .4rem 0; position: relative; color: var(--lagoon); }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: clamp(3rem, 7vw, 6.5rem) 0 clamp(3.5rem, 7vw, 6rem); overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.hero h1 { max-width: 12ch; margin-bottom: 1.75rem; }
.hero .lede { margin-bottom: 2.75rem; }

/* ---------- ZIP form ---------- */
.zip-form { max-width: 34rem; }
.zip-form label { display: block; font-size: var(--fs-small); letter-spacing: .02em; color: var(--lagoon-2); margin-bottom: .6rem; }
.zip-row { display: flex; align-items: stretch; gap: 1rem; border-bottom: 1px solid var(--lagoon); padding-bottom: .5rem; }
.zip-row:focus-within { border-bottom-color: var(--verdigris); }
.zip-row input {
  flex: 1 1 8rem; min-width: 0; border: 0; background: transparent; color: var(--lagoon);
  font: 400 clamp(1.9rem, 3vw, 2.4rem)/1.1 var(--display); letter-spacing: .14em; padding: .2rem 0;
  font-variant-numeric: lining-nums;
}
.zip-row input:focus { outline: none; }
.zip-row input::placeholder { color: var(--lagoon-3); letter-spacing: .02em; font: 400 1.25rem var(--sans); }
.zip-row input[aria-invalid="true"] { color: var(--error); }
.zip-form .msg { min-height: 1.6em; margin: .8rem 0 0; font-size: var(--fs-small); color: var(--lagoon-2); }
.zip-form .msg.error { color: var(--error); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  font: 500 .95rem/1 var(--sans); letter-spacing: .06em; padding: 1.05rem 1.75rem; min-height: 3.25rem;
  border: 1px solid var(--lagoon); border-radius: 0; cursor: pointer; text-decoration: none;
  background: var(--lagoon); color: var(--mist); white-space: nowrap;
  transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn:hover { background: var(--verdigris); border-color: var(--verdigris); color: #fff; }
.btn[disabled] { opacity: .55; cursor: progress; }
.btn-light { background: transparent; color: var(--lagoon); }
.btn-light:hover { background: var(--lagoon); border-color: var(--lagoon); color: var(--mist); }
.btn-wide { width: 100%; }
.link { font-size: .95rem; letter-spacing: .03em; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: .15rem; }

/* ---------- The glass ---------- */
.glass-stage { position: relative; justify-self: center; width: min(100%, 340px); padding-top: 1rem; }
.glass-stage::before { /* studio light */
  content: ""; position: absolute; inset: -12% -30% 8%; z-index: -1;
  background: radial-gradient(closest-side, rgba(246,247,244,.9), rgba(246,247,244,.45) 45%, rgba(246,247,244,0) 100%);
}
.glass { width: 100%; height: auto; overflow: visible; --level: .74; --haze: 0; }
.glass .water { transform-box: fill-box; transform-origin: 50% 100%; transform: scaleY(var(--level)); animation: fill 1.8s var(--ease) .2s both; }
.glass .haze { opacity: var(--haze); transition: opacity 2.2s ease .3s; }
.glass .film { opacity: calc(var(--haze) * .9); transition: opacity 2.2s ease .6s; }
@keyframes fill { from { transform: scaleY(0.04); } to { transform: scaleY(var(--level)); } }
@media (prefers-reduced-motion: reduce) { .glass .water { animation: none; } .glass .haze, .glass .film { transition: none; } }

.readout { margin-top: 1.5rem; text-align: center; min-height: 5.5rem; }
.readout .gpg { margin: 0 auto; font-size: var(--fs-small); color: var(--lagoon-2); letter-spacing: .03em; }
.readout .gpg span { display: block; font: 400 3.4rem/1 var(--display); color: var(--lagoon); letter-spacing: -0.01em; margin-bottom: .35rem; font-variant-numeric: lining-nums; }
.readout .tier { margin: .4rem auto 0; font-weight: 500; font-size: 1.05rem; }
.readout .idle { color: var(--lagoon-2); font-size: var(--fs-small); max-width: 24ch; margin: 0 auto; }

/* ---------- Water report ---------- */
.result { padding-bottom: var(--section); }
.result[hidden] { display: none; }
.report { background: var(--white); border: 1px solid var(--rule); box-shadow: 0 30px 60px -40px rgba(16,36,42,.25); }
.report-head { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); border-bottom: 1px solid var(--rule); }
.report-head > div, .report-body > section { padding: clamp(1.75rem, 4.5vw, 3.5rem); }
.report-reading { border-right: 1px solid var(--rule-soft); }
.report-for { font-size: var(--fs-small); letter-spacing: .03em; color: var(--lagoon-2); margin-bottom: 1.5rem; }
.report h2 { font-size: clamp(2.2rem, 4vw, 3.2rem); margin-bottom: 1rem; }
.report h2:focus { outline: none; }
.report-figure { font-size: var(--fs-small); color: var(--lagoon-2); margin-bottom: .25rem; }
.report-figure span { font: 400 clamp(4rem, 8vw, 6.25rem)/.95 var(--display); color: var(--lagoon); letter-spacing: -0.02em; margin-right: .5rem; font-variant-numeric: lining-nums; }
.report-area { font-size: 1.1rem; font-weight: 500; margin: 1rem 0 0; }

.scale-bar { margin: .25rem 0 1.5rem; }
.scale-track { position: relative; display: grid; grid-template-columns: 3fr 4fr 5fr 8fr; height: 3px; }
.scale-track span:nth-child(1) { background: var(--t1); }
.scale-track span:nth-child(2) { background: var(--t2); }
.scale-track span:nth-child(3) { background: var(--t3); }
.scale-track span:nth-child(4) { background: var(--t4); }
.scale-pin { position: absolute; top: -9px; width: 1px; height: 21px; background: var(--lagoon); transition: left 1.4s var(--ease); }
.scale-pin::after { content: ""; position: absolute; top: -4px; left: -3.5px; width: 8px; height: 8px; border-radius: 50%; background: var(--lagoon); }
.scale-labels { display: grid; grid-template-columns: 3fr 4fr 5fr 8fr; font-size: .85rem; color: var(--lagoon-2); margin-top: .7rem; line-height: 1.4; }
.scale-labels b { display: block; color: var(--lagoon); font-weight: 500; }
.report-note { font-size: 1.15rem; font-weight: 500; line-height: 1.5; max-width: 40ch; }
.report-source { font-size: var(--fs-small); color: var(--lagoon-2); line-height: 1.6; max-width: 58ch; }
.report-source a { color: var(--lagoon); }
.badge { display: inline-block; font-size: .8rem; font-weight: 500; letter-spacing: .06em; padding: .18rem .55rem; border: 1px solid var(--verdigris); color: var(--verdigris); margin-right: .45rem; vertical-align: .1em; line-height: 1.4; }
.badge.is-estimate { border-color: #7d6136; color: #7d6136; }

.override { margin-top: 1.25rem; border-top: 1px solid var(--rule-soft); padding-top: 1rem; }
.override summary { cursor: pointer; font-size: var(--fs-small); color: var(--lagoon); list-style: none; display: inline-flex; gap: .5rem; align-items: center; }
.override summary::-webkit-details-marker { display: none; }
.override summary::before { content: "+"; font-family: var(--display); font-size: 1.1rem; color: var(--verdigris); width: 1ch; }
.override[open] summary::before { content: "–"; }
.override .fine { margin: .75rem 0; }
.tier-choices { grid-template-columns: repeat(auto-fit, minmax(7.5rem, 1fr)); }

.report-body { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); }
.rx { border-right: 1px solid var(--rule-soft); }
.rx h3 { display: flex; flex-direction: column; gap: .35rem; margin-bottom: 2rem; }
.form-no { font: 400 clamp(1.9rem, 3.2vw, 2.5rem)/1 var(--display); letter-spacing: -0.01em; }
.form-codes { font-size: var(--fs-small); color: var(--lagoon-2); font-weight: 400; }
.rx-system { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: clamp(1.25rem, 3vw, 2.5rem); align-items: center; padding: 1.5rem 0; border-top: 1px solid var(--rule-soft); }
.rx-vessels { display: flex; align-items: end; gap: .25rem; background: var(--porcelain); padding: 1rem 1rem .5rem; }
.rx-vessels .vessel { width: clamp(84px, 9vw, 112px); }
.rx-parts { margin: 0; }
.rx-parts dt { font-weight: 500; margin-top: .9rem; }
.rx-parts dt:first-child { margin-top: 0; }
.rx-parts dd { margin: .15rem 0 0; font-size: var(--fs-small); color: var(--lagoon-2); max-width: 46ch; }
.dose { font-weight: 500; font-size: .9em; color: #7d6136; margin-left: .4rem; }
.rx-empty { color: var(--lagoon-2); }

.order { background: var(--porcelain); }
fieldset { border: 0; margin: 0 0 1.75rem; padding: 0; min-width: 0; }
legend { font-weight: 500; margin-bottom: .75rem; padding: 0; }
.choices { display: grid; grid-template-columns: 1fr; gap: .5rem; }
.choice { position: relative; display: block; }
.choice input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.choice span { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: .85rem 1rem; border: 1px solid var(--rule); background: var(--white); font-size: .95rem; line-height: 1.35; transition: border-color .25s var(--ease), box-shadow .25s var(--ease); }
.choice span em { font-style: normal; color: var(--lagoon-2); font-size: .875rem; text-align: right; }
.choice:hover span { border-color: var(--lagoon-3); }
.choice input:checked + span { border-color: var(--lagoon); box-shadow: inset 0 0 0 1px var(--lagoon); }
.choice input:focus-visible + span { outline: 2px solid var(--verdigris); outline-offset: 2px; }
.tier-choices .choice span { flex-direction: column; gap: .1rem; }
.tier-choices .choice span em { text-align: left; }

.household { display: flex; align-items: center; justify-content: space-between; gap: .75rem; font-size: var(--fs-small); margin: -.25rem 0 .9rem; flex-wrap: wrap; }
.household select { font: inherit; padding: .45rem 2rem .45rem .7rem; border: 1px solid var(--rule); border-radius: 0; background: var(--white); color: var(--lagoon); }

.total { display: flex; justify-content: space-between; align-items: baseline; border-top: 1px solid var(--rule); padding-top: 1.25rem; margin-bottom: 1.25rem; gap: 1rem; }
.total .amount { font: 400 2.4rem/1 var(--display); font-variant-numeric: lining-nums; }
.checkout-msg { min-height: 1.4em; margin: .85rem 0 0; }
.checkout-msg.error { color: var(--error); }

/* ---------- Sections ---------- */
.section { padding: var(--section) 0; }
.section-white { background: var(--porcelain); border-block: 1px solid var(--rule-soft); }
.section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1.5rem clamp(2rem, 6vw, 6rem); align-items: end; margin-bottom: clamp(3rem, 6vw, 5rem); }
.section-head p { color: var(--lagoon-2); margin: 0; max-width: 46ch; }
.section-head.solo { grid-template-columns: 1fr; }
.section-head.solo h2 { max-width: 18ch; }

.effects { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 4.5rem); }
.effects > div { border-top: 1px solid var(--lagoon); padding-top: 1.5rem; }
.effects h3 { font: 500 1.6rem/1.15 var(--display); margin-bottom: .75rem; }
.effects p { color: var(--lagoon-2); margin: 0; }

.big-fact { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 1.5rem clamp(2rem, 5vw, 4.5rem); align-items: center; margin-top: clamp(4rem, 8vw, 7rem); }
.big-fact strong { font: 400 clamp(6rem, 16vw, 13rem)/.8 var(--display); letter-spacing: -0.04em; color: var(--lagoon); }
.big-fact strong sup { font-size: .38em; vertical-align: .95em; letter-spacing: 0; margin-left: .05em; }
.big-fact p { font: 500 clamp(1.25rem, 2vw, 1.6rem)/1.45 var(--sans); margin: 0; max-width: 28ch; }

/* systems */
.systems { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 4rem); }
.system { display: flex; flex-direction: column; }
.plinth { background: linear-gradient(180deg, var(--white), var(--mist)); border: 1px solid var(--rule-soft); display: flex; justify-content: center; align-items: end; gap: clamp(.5rem, 2vw, 1.5rem); padding: clamp(2rem, 5vw, 3.5rem) 1rem 1.25rem; margin-bottom: 2rem; }
.plinth .vessel-slot { width: clamp(110px, 14vw, 170px); }
.system h3 { font: 500 clamp(1.7rem, 2.6vw, 2.2rem)/1.1 var(--display); margin-bottom: .4rem; }
.system .price { color: var(--lagoon-2); margin-bottom: 1.5rem; font-size: .95rem; }
.system dl { margin: 0 0 2rem; flex: 1; }
.system dt { font-weight: 500; }
.system dd { margin: .1rem 0 1rem; color: var(--lagoon-2); font-size: .95rem; }

/* part showcase on product pages */
.showcase { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 5rem); }
.part-card { display: grid; grid-template-columns: clamp(110px, 13vw, 150px) minmax(0, 1fr); gap: clamp(1.25rem, 3vw, 2.5rem); align-items: start; }
.part-card .vessel-slot { background: var(--porcelain); border: 1px solid var(--rule-soft); padding: 1rem .75rem .5rem; }
.part-card .letter { font: 500 .85rem/1 var(--sans); letter-spacing: .08em; color: var(--verdigris); }
.part-card.b .letter { color: #7d6136; }
.part-card h3 { font: 500 clamp(1.6rem, 2.4vw, 2rem)/1.15 var(--display); margin: .5rem 0 1.25rem; }
.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: .8rem; }
.ticks li { position: relative; padding-left: 1.75rem; color: var(--lagoon-2); }
.ticks li::before { content: ""; position: absolute; left: 0; top: .78em; width: .9rem; height: 1px; background: var(--verdigris); }
.ticks.cross li::before { background: var(--lagoon-3); }

/* comparison */
.compare { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); border-top: 1px solid var(--lagoon); }
.compare > div { padding: clamp(1.75rem, 4vw, 3rem) clamp(0rem, 3vw, 3rem) 0 0; }
.compare > div + div { padding-left: clamp(1.5rem, 4vw, 3rem); border-left: 1px solid var(--rule); }
.compare h3 { font: 500 clamp(1.5rem, 2.4vw, 2rem)/1.1 var(--display); margin-bottom: 1.5rem; }
.compare .them h3 { color: var(--lagoon-2); }
.compare .us .ticks li { color: var(--lagoon); }

/* benchmarks */
.bench { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 4.5rem); }
.bench > div { border-top: 1px solid var(--lagoon); padding-top: 1.5rem; }
.bench strong { display: block; font: 400 clamp(3.6rem, 8vw, 6rem)/1 var(--display); letter-spacing: -0.03em; margin-bottom: .75rem; }
.bench p { color: var(--lagoon-2); margin: 0; max-width: 26ch; }

/* tier scale */
.tiers { display: grid; grid-template-columns: 3fr 4fr 5fr 8fr; }
.tiers > div { padding: 1.5rem 1.25rem 0 0; border-top: 3px solid; min-width: 0; }
.tiers > div + div { padding-left: 1.25rem; }
.tiers .t1 { border-top-color: var(--t1); } .tiers .t2 { border-top-color: var(--t2); }
.tiers .t3 { border-top-color: var(--t3); } .tiers .t4 { border-top-color: var(--t4); }
.tiers .form { font: 500 .85rem/1 var(--sans); letter-spacing: .08em; color: var(--lagoon-2); margin-bottom: .7rem; }
.tiers h3 { font: 500 1.65rem/1.1 var(--display); margin-bottom: .15rem; }
.tiers .range { font-size: var(--fs-small); color: var(--lagoon-2); margin-bottom: .9rem; }
.tiers p:last-child { font-size: 1rem; color: var(--lagoon-2); margin: 0; }

/* steps (a real sequence) */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 4.5rem); counter-reset: s; }
.steps li { counter-increment: s; border-top: 1px solid var(--lagoon); padding-top: 1.5rem; }
.steps li::before { content: counter(s); display: block; font: 500 1rem/1 var(--sans); color: var(--verdigris); margin-bottom: 1.1rem; }
.steps h3 { font: 500 1.6rem/1.15 var(--display); margin-bottom: .6rem; }
.steps p { color: var(--lagoon-2); margin: 0; }

/* FAQ */
.faq-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(2rem, 6vw, 6rem); }
.faq details { border-top: 1px solid var(--rule); }
.faq details:last-child { border-bottom: 1px solid var(--rule); }
.faq summary { cursor: pointer; padding: 1.35rem 0; font: 500 1.15rem/1.4 var(--sans); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--sans); font-weight: 300; font-size: 1.5rem; line-height: 1; color: var(--verdigris); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--lagoon-2); padding-bottom: 1.4rem; margin: 0; }

/* Final CTA */
.final { padding: clamp(5.5rem, 12vw, 10rem) 0; background: var(--lagoon); color: var(--mist); text-align: center; }
.final h2 { max-width: 18ch; margin: 0 auto 2.5rem; color: #fff; }
.final .btn { background: var(--mist); color: var(--lagoon); border-color: var(--mist); }
.final .btn:hover { background: transparent; color: var(--mist); }

/* Water page */
.data-meta { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem clamp(2rem, 5vw, 4rem); }
.data-meta li { border-top: 1px solid var(--rule); padding-top: 1rem; color: var(--lagoon-2); }
.data-meta strong { font: 400 1.6rem/1 var(--display); color: var(--lagoon); margin-right: .25rem; }
.sources { margin-top: clamp(2.5rem, 5vw, 4rem); font-size: var(--fs-small); color: var(--lagoon-2); max-width: 70ch; }
.state-tools { display: flex; gap: 1.5rem; flex-wrap: wrap; align-items: end; margin-bottom: 2rem; }
.state-tools label { font-size: var(--fs-small); color: var(--lagoon-2); }
.state-tools input[type=search] { display: block; margin-top: .4rem; font: inherit; padding: .7rem 0; border: 0; border-bottom: 1px solid var(--lagoon); min-width: 16rem; background: transparent; color: var(--lagoon); }
.state-tools input[type=search]:focus { outline: none; border-bottom-color: var(--verdigris); }
.state-tools .check { display: inline-flex; gap: .5rem; align-items: center; padding-bottom: .7rem; }
.state-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(12.5rem, 1fr)); gap: 0 2rem; list-style: none; padding: 0; margin: 0; }
.state-grid li { display: grid; grid-template-columns: 1fr auto; column-gap: 1rem; padding: .9rem 0 .9rem 1rem; border-bottom: 1px solid var(--rule-soft); position: relative; }
.state-grid li::before { content: ""; position: absolute; left: 0; top: 1.25rem; width: 5px; height: 5px; border-radius: 50%; }
.state-grid li.t1::before { background: var(--t1); } .state-grid li.t2::before { background: var(--t2); }
.state-grid li.t3::before { background: var(--t3); } .state-grid li.t4::before { background: var(--t4); }
.state-grid .n { grid-column: 1; }
.state-grid .g { grid-column: 2; grid-row: 1 / span 2; font: 400 1.5rem/1.2 var(--display); font-variant-numeric: lining-nums tabular-nums; }
.state-grid .fine { grid-column: 1; font-size: .85rem; }
.state-grid .empty { grid-column: 1 / -1; display: block; padding-left: 0; }
.state-grid .empty::before { display: none; }
#water-next { margin-top: 2rem; }
.next-actions { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: 1.25rem; }

/* Vessels */
.vessel { width: 100%; height: auto; overflow: visible; }
.v-glass { fill: rgba(255,255,255,.6); stroke: var(--lagoon); stroke-width: 1.1; }
.v-liquid { fill: var(--verdigris); opacity: .16; }
.v-pod { fill: #dbe7e4; stroke: var(--lagoon); stroke-width: .6; }
.v-tin { fill: #e8ecea; stroke: var(--lagoon); stroke-width: 1.1; }
.v-lid { fill: var(--lagoon); }
.v-label { fill: #fff; }
.v-label-rule { fill: none; stroke: var(--brass); stroke-width: .5; }
.v-hair { stroke: var(--brass); stroke-width: .5; }
.v-shine { stroke: #fff; stroke-width: 3; stroke-linecap: round; opacity: .7; fill: none; }
.v-shadow { fill: var(--lagoon); opacity: .1; }
.v-brand { font: 400 5.6px var(--display); letter-spacing: 1.8px; fill: var(--lagoon); }
.v-name { font: 400 8.6px var(--display); fill: var(--lagoon); }
.v-form { font: 500 5.6px var(--sans); letter-spacing: .4px; fill: var(--lagoon); }
.v-foot { font: 400 4.1px var(--sans); fill: var(--lagoon-2); }

/* Success */
.success-card { max-width: 44rem; }
.success-card h1 { font-size: clamp(2.6rem, 5vw, 4.2rem); margin-bottom: 1.5rem; }
.success-card dl { display: grid; grid-template-columns: max-content 1fr; gap: .9rem 2rem; margin: 2.5rem 0; padding: 2rem 0; border-block: 1px solid var(--rule); }
.success-card dt { color: var(--lagoon-2); }
.success-card dd { margin: 0; font-weight: 500; }
.success-actions { display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; margin-top: 2rem; }

/* Footer */
.site-footer { padding: clamp(3rem, 6vw, 5rem) 0 3rem; font-size: var(--fs-small); color: var(--lagoon-2); border-top: 1px solid var(--rule); }
.footer-top { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; align-items: start; margin-bottom: 2.5rem; }
.footer-top .brand { justify-self: start; align-items: flex-start; }
.footer-top .brand-word, .footer-top .brand-sub { margin-right: 0; }
.site-footer nav { display: flex; gap: 1.5rem 2rem; flex-wrap: wrap; }
.site-footer a { color: var(--lagoon); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.footer-legal { display: flex; justify-content: space-between; gap: 1rem 2rem; flex-wrap: wrap; border-top: 1px solid var(--rule-soft); padding-top: 1.5rem; }
.footer-legal p { margin: 0; max-width: none; }
.footer-legal a { color: var(--lagoon-2); text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .report-head, .report-body { grid-template-columns: minmax(0, 1fr); }
  .report-reading { border-right: 0; border-bottom: 1px solid var(--rule-soft); }
  .rx { border-right: 0; border-bottom: 1px solid var(--rule-soft); }
  .faq-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .site-header .wrap { grid-template-columns: 1fr; justify-items: center; gap: .5rem; padding: 1rem 0 .75rem; }
  .site-header .nav { justify-content: center; }
  .nav-left { order: 2; } .nav-right { order: 3; }
  .hero .wrap { grid-template-columns: minmax(0, 1fr); }
  .glass-stage { width: 100%; order: -1; display: grid; grid-template-columns: 96px 1fr; align-items: end; gap: 1.25rem; padding-top: 0; }
  .glass-stage::before { inset: -20% 40% -10% -30%; }
  .readout { text-align: left; min-height: 0; margin: 0 0 .5rem; }
  .readout .gpg, .readout .tier, .readout .idle { margin: 0; }
  .readout .gpg span { font-size: 2.6rem; }
  .section-head { grid-template-columns: 1fr; align-items: start; }
  .systems, .showcase, .compare, .effects, .bench, .steps, .data-meta { grid-template-columns: 1fr; }
  .compare > div + div { border-left: 0; border-top: 1px solid var(--rule); padding-left: 0; }
  .compare > div { padding-bottom: 2rem; }
  .tiers { grid-template-columns: 1fr 1fr; row-gap: 2rem; }
  .tiers > div + div { padding-left: 0; }
  .tiers > div:nth-child(even) { padding-left: 1.25rem; }
  .big-fact { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .zip-row { flex-wrap: wrap; border-bottom: 0; padding-bottom: 0; gap: .75rem; }
  .zip-row input { flex-basis: 100%; border-bottom: 1px solid var(--lagoon); padding-bottom: .5rem; }
  .zip-row .btn { width: 100%; }
  .rx-system { grid-template-columns: 1fr; }
  .rx-vessels { justify-content: center; }
  .part-card { grid-template-columns: 96px minmax(0, 1fr); }
  .tiers { grid-template-columns: 1fr; }
  .tiers > div:nth-child(even) { padding-left: 0; }
  .nav { gap: 1.1rem; font-size: .85rem; }
}