/* NailsCleanPro store - tech-lab minimal. Hairlines, mono figures, one accent. */
:root {
  --paper: #ffffff;
  --wash: #f5f8fa;
  --tint: #e9f2fa;
  --line: #dce3ea;
  --line-2: #b9c5d0;
  --ink: #12171c;
  --ink-2: #4d5964;
  --blue: #176bb0;
  --blue-d: #0e4a7d;
  --navy: #0d2f57;
  --green: #1a7f47;
  --amber: #b0740f;
  --sans: 'IBM Plex Sans', system-ui, -apple-system, Segoe UI, sans-serif;
  --mono: 'Red Hat Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --r: 5px;
  --pad: 22px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 16.5px/1.62 var(--sans);
  letter-spacing: -0.003em;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-d); }
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; font-weight: 600; letter-spacing: -0.02em; }
h1 { font-size: clamp(1.9rem, 3.4vw, 2.5rem); }
h2 { font-size: clamp(1.35rem, 2.7vw, 1.85rem); }
h3 { font-size: 1.13rem; }
p { margin: 0 0 1.05em; }
ul, ol { margin: 0 0 1.05em; padding-left: 1.15em; }
li { margin-bottom: .42em; }
.wrap { width: min(1160px, 100% - 40px); margin-inline: auto; }
.narrow { width: min(760px, 100%); }
.skip {
  position: absolute; left: -999px; top: 0; background: var(--navy); color: #fff;
  padding: 10px 16px; z-index: 200;
}
.skip:focus { left: 8px; top: 8px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.eyebrow {
  font: 500 11.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-2); margin: 0 0 .85em;
}
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* header */
.promo {
  background: var(--navy); color: #e6eef6; text-align: center;
  font: 400 13px/1.45 var(--sans); padding: 8px 16px;
}
.top { border-bottom: 1px solid var(--line); background: var(--paper); position: relative; z-index: 60; }
.top__in { display: flex; align-items: center; gap: 18px; min-height: 66px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.logo__mark {
  width: 30px; height: 30px; display: grid; place-items: center; border-radius: 4px;
  background: var(--navy); color: #fff; font: 700 12px/1 var(--mono); letter-spacing: .04em;
}
.logo__word { font-weight: 600; font-size: 1.16rem; letter-spacing: -0.03em; }
.logo__word em { font-style: normal; color: var(--blue); }
.menu { margin-left: auto; }
.menu ul { display: flex; gap: 24px; list-style: none; margin: 0; padding: 0; }
.menu a {
  text-decoration: none; color: var(--ink-2); font-size: .93rem; font-weight: 500;
  padding: 6px 0; border-bottom: 2px solid transparent;
}
.menu a:hover { color: var(--ink); border-bottom-color: var(--blue); }
.burger { display: none; }
.top__cta { margin-left: 4px; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--blue); color: #fff; text-decoration: none; font-weight: 600;
  border: 1px solid var(--blue); border-radius: var(--r); padding: 15px 26px;
  font-size: 1.02rem; transition: background .15s ease, border-color .15s ease;
}
.btn:hover { background: var(--blue-d); border-color: var(--blue-d); }
.btn--sm { padding: 9px 16px; font-size: .9rem; }
.btn--wide { width: 100%; padding: 17px 20px; font-size: 1.1rem; }
.btn--ghost { background: transparent; color: var(--blue-d); border-color: var(--line-2); }
.btn--ghost:hover { background: var(--wash); color: var(--blue-d); border-color: var(--blue); }

/* buy box - layout A, split PDP */
.buy { border-bottom: 1px solid var(--line); padding: 26px 0 34px; background:
  linear-gradient(180deg, var(--wash) 0 200px, var(--paper) 200px); }
.buy__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); gap: 44px; align-items: start; }
.shot {
  border: 1px solid var(--line); border-radius: var(--r); background: var(--paper);
  padding: 18px; position: relative;
}
.shot img { margin: 0 auto; }
.shot__tag {
  position: absolute; left: 14px; top: 14px; font: 500 10.5px/1 var(--mono);
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2);
  border: 1px solid var(--line); border-radius: 3px; padding: 6px 8px; background: var(--paper);
}
.shot__cap { font-size: .84rem; color: var(--ink-2); margin: 12px 0 0; text-align: center; }
.stars { color: var(--amber); letter-spacing: .06em; }
.rate { display: flex; align-items: center; gap: 10px; font-size: .93rem; margin: 0 0 14px; flex-wrap: wrap; }
.rate a { color: var(--ink-2); }
h1.pdp { margin-bottom: .5em; }
#spray-summary {
  font-weight: 600; font-size: 1.02rem; line-height: 1.52; border-left: 3px solid var(--blue);
  padding: 2px 0 2px 14px; margin: 0 0 18px; color: var(--ink);
}
.packs { list-style: none; margin: 0 0 16px; padding: 0; display: grid; gap: 9px; }
.pack { position: relative; }
.pack input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.pack label {
  display: grid; grid-template-columns: 52px minmax(0, 1fr) auto; gap: 14px; align-items: center;
  border: 1px solid var(--line); border-radius: var(--r); padding: 9px 15px; cursor: pointer;
  min-height: 72px; background: var(--paper); transition: border-color .14s ease, background .14s ease;
}
.pack label:hover { border-color: var(--line-2); }
.pack input:checked + label { border-color: var(--blue); background: var(--tint); box-shadow: inset 0 0 0 1px var(--blue); }
.pack input:focus-visible + label { outline: 2px solid var(--blue); outline-offset: 2px; }
.pack__pic { width: 46px; }
.pack__pic img { width: 46px; height: auto; }
.pack__n { font-weight: 600; font-size: 1.02rem; display: block; line-height: 1.3; }
.pack__sub { font-size: .82rem; color: var(--ink-2); display: block; line-height: 1.45; }
.pack__ship { font-size: .82rem; color: var(--green); display: block; font-weight: 500; line-height: 1.45; }
.pack__ship.is-paid { color: var(--ink-2); font-weight: 400; }
.pack__right { text-align: right; }
.pack__unit { font: 700 1.22rem/1 var(--mono); font-variant-numeric: tabular-nums; }
.pack__each { font-size: .74rem; color: var(--ink-2); display: block; margin-top: 3px; }
.pack__was { font-size: .8rem; color: var(--ink-2); display: block; }
.flag {
  position: absolute; right: 12px; top: -9px; z-index: 2;
  font: 500 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase;
  background: var(--navy); color: #fff; padding: 5px 9px; border-radius: 3px;
}
.total {
  display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 14px 0; margin: 0 0 16px; min-height: 62px;
}
.total__l { font-size: .9rem; color: var(--ink-2); }
.total__r { text-align: right; min-width: 190px; }
.total__sum { font: 700 1.85rem/1 var(--mono); font-variant-numeric: tabular-nums; }
.total__keep { display: block; font-size: .86rem; color: var(--green); font-weight: 600; margin-top: 4px; }
.micro { list-style: none; margin: 14px 0 0; padding: 0; font-size: .87rem; color: var(--ink-2); }
.micro li { padding-left: 20px; position: relative; margin-bottom: .35em; }
.micro li::before {
  content: ''; position: absolute; left: 2px; top: .55em; width: 9px; height: 9px;
  border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); transform: rotate(-45deg);
}
.stock { font-size: .87rem; color: var(--ink-2); margin: 0 0 16px; }
.stock b { color: var(--green); font-weight: 600; }

/* trust strip */
.trust { border-bottom: 1px solid var(--line); background: var(--wash); }
.trust ul {
  list-style: none; margin: 0; padding: 16px 0; display: grid; gap: 10px;
  grid-template-columns: repeat(5, 1fr);
}
.trust li {
  margin: 0; text-align: center; font: 500 11.5px/1.4 var(--mono);
  letter-spacing: .07em; text-transform: uppercase; color: var(--ink-2);
}

/* generic sections */
.sec { padding: 52px 0; border-bottom: 1px solid var(--line); }
.sec--flat { border-bottom: 0; }
.sec--wash { background: var(--wash); }
.lede { font-size: 1.08rem; color: var(--ink-2); max-width: 66ch; }
.cols3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.card { border: 1px solid var(--line); border-radius: var(--r); padding: var(--pad); background: var(--paper); }
.card h3 { margin-bottom: .35em; }
.card p:last-child { margin-bottom: 0; }

/* spec sheet + tables */
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
caption { text-align: left; font-size: .86rem; color: var(--ink-2); padding-bottom: 8px; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font: 500 11.5px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); }
.spec { border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.spec th { width: 32%; font-weight: 600; background: var(--wash); }
.spec tr:last-child th, .spec tr:last-child td { border-bottom: 0; }
.tablewrap { overflow-x: auto; }

/* callout blocks */
.brief { border: 1px solid var(--line); border-left: 3px solid var(--navy); border-radius: var(--r); padding: var(--pad); background: var(--wash); }
.brief p:last-child { margin-bottom: 0; }
.note { border: 1px dashed var(--line-2); border-radius: var(--r); padding: 16px 18px; font-size: .93rem; color: var(--ink-2); }
.note p:last-child { margin-bottom: 0; }
.keeps { list-style: none; margin: 0; padding: 0; counter-reset: k; }
.keeps li { padding-left: 34px; position: relative; margin-bottom: .7em; }
.keeps li::before {
  counter-increment: k; content: counter(k, decimal-leading-zero);
  position: absolute; left: 0; top: .18em; font: 500 12px/1 var(--mono); color: var(--blue); letter-spacing: .06em;
}

/* Q&A */
.qa { border-top: 1px solid var(--line); padding-top: 22px; margin-top: 22px; }
.qa h3 { font-size: 1.08rem; }
.qa p:last-child { margin-bottom: 0; }

/* guarantee band */
.promise { background: var(--navy); color: #eaf1f8; padding: 44px 0; }
.promise__in { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 34px; align-items: center; }
.promise__num { font: 700 4.4rem/0.9 var(--mono); color: #fff; }
.promise__num span { display: block; font: 500 12px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: #9dbcd8; margin-top: 10px; }
.promise h2 { color: #fff; }
.promise a { color: #b9d6ef; }

/* reviews */
.wall { columns: 3; column-gap: 22px; }
.rev {
  break-inside: avoid; border: 1px solid var(--line); border-radius: var(--r);
  padding: 18px; margin: 0 0 22px; background: var(--paper);
}
.rev__top { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; margin-bottom: 8px; }
.rev__who { font-weight: 600; font-size: .95rem; }
.rev__where { font-size: .8rem; color: var(--ink-2); }
.rev__ver { font: 500 10px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--green); }
.rev p { font-size: .94rem; margin: 0; }
.bars { list-style: none; margin: 0; padding: 0; }
.bars li { display: grid; grid-template-columns: 76px 1fr 46px; gap: 12px; align-items: center; }
.bars span:first-child { font-size: .87rem; color: var(--ink-2); }
.bars i { display: block; height: 9px; background: var(--line); border-radius: 2px; overflow: hidden; }
.bars i b { display: block; height: 100%; background: var(--blue); }
.bars span:last-child { text-align: right; font: 500 .85rem/1 var(--mono); }
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.stat { border: 1px solid var(--line); border-radius: var(--r); padding: 16px; text-align: center; }
.stat b { display: block; font: 700 1.7rem/1 var(--mono); color: var(--navy); }
.stat span { display: block; font-size: .81rem; color: var(--ink-2); margin-top: 6px; }

/* label panel (the store family signature, adapted to a topical product) */
.label { border: 3px solid var(--ink); border-radius: 2px; padding: 0; background: var(--paper); max-width: 520px; }
.label__h { font: 700 1.45rem/1.1 var(--sans); margin: 0; padding: 12px 14px 8px; border-bottom: 8px solid var(--ink); }
.label__meta { padding: 8px 14px; border-bottom: 5px solid var(--ink); font-size: .9rem; }
.label__meta p { margin: 0 0 .25em; }
.label table { font-size: .9rem; }
.label th, .label td { padding: 7px 14px; border-bottom: 1px solid var(--ink); }
.label thead th { font: 500 10.5px/1.3 var(--mono); letter-spacing: .08em; }
.label tbody th { font-weight: 400; }
.label td { text-align: right; width: 30%; }
.label__foot { padding: 10px 14px; font-size: .82rem; border-top: 5px solid var(--ink); color: var(--ink-2); }
.label__foot p { margin: 0 0 .4em; }
.label__foot p:last-child { margin: 0; }

/* faq accordion */
.acc { border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.acc details { border-bottom: 1px solid var(--line); }
.acc details:last-child { border-bottom: 0; }
.acc summary {
  cursor: pointer; padding: 15px 18px; font-weight: 600; font-size: 1rem; list-style: none;
  display: flex; justify-content: space-between; gap: 14px; align-items: baseline;
}
.acc summary::-webkit-details-marker { display: none; }
.acc summary::after { content: '+'; font-family: var(--mono); color: var(--blue); font-size: 1.2rem; }
.acc details[open] summary::after { content: '-'; }
.acc summary:hover { background: var(--wash); }
.acc__body { padding: 0 18px 16px; font-size: .96rem; color: var(--ink-2); }
.acc__body p:last-child { margin-bottom: 0; }

/* references */
.refs { font-size: .9rem; }
.refs ol { padding-left: 1.3em; }
.refs a { word-break: break-word; }

/* steps */
.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
.steps li { counter-increment: s; border-top: 2px solid var(--navy); padding-top: 14px; margin: 0; }
.steps li::before { content: 'Step ' counter(s); display: block; font: 500 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--blue); margin-bottom: 8px; }
.steps h3 { font-size: 1rem; }
.steps p { font-size: .93rem; margin: 0; color: var(--ink-2); }

/* footer */
.foot { background: #0b1218; color: #b6c2cd; padding: 46px 0 26px; font-size: .92rem; }
.foot__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 30px; }
.foot__logo { font-size: 1.16rem; font-weight: 600; color: #fff; margin: 0 0 .6em; letter-spacing: -0.03em; }
.foot__logo em { font-style: normal; color: #5fa8e0; }
.foot__co { font-size: .86rem; line-height: 1.7; }
.foot__pay { font-size: .82rem; color: #8494a1; }
.foot__h { font: 500 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: #fff; margin: 0 0 14px; }
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin-bottom: .55em; }
.foot a { color: #b6c2cd; text-decoration: none; }
.foot a:hover { color: #fff; text-decoration: underline; }
.foot__legal { border-top: 1px solid #1d2932; margin-top: 34px; padding-top: 20px; font-size: .8rem; color: #7d8b98; }
.foot__meta { color: #64727e; }

/* sticky dock, revealed variant */
.dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90; background: rgba(13, 47, 87, .97);
  border-top: 1px solid #1d4373; transform: translateY(100%); transition: transform .22s ease;
}
.dock.is-up { transform: translateY(0); }
.dock__in { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 10px 0; }
.dock__txt { margin: 0; color: #dbe7f2; font-size: .95rem; }
.dock__txt strong { color: #fff; }
.dock__pack { color: #9dbcd8; font-size: .88rem; }
.dock__sum { font: 700 1.05rem/1 var(--mono); color: #fff; margin-left: 6px; }
.btn--dock { padding: 11px 20px; font-size: .95rem; }

/* breadcrumb */
.crumb { font-size: .84rem; color: var(--ink-2); padding: 16px 0 0; }
.crumb a { color: var(--ink-2); }
.byline { font-size: .88rem; color: var(--ink-2); border-left: 2px solid var(--line-2); padding-left: 14px; }
.updated { font: 500 11.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); }

.hero-sub { padding: 30px 0 0; }
.cta-band { text-align: center; padding: 44px 0; border-top: 1px solid var(--line); }
.cta-band .btn { margin-top: 10px; }

@media (max-width: 1000px) {
  .buy__grid { grid-template-columns: 1fr; gap: 26px; }
  .wall { columns: 2; }
  .foot__grid { grid-template-columns: 1fr 1fr 1fr; }
  .trust ul { grid-template-columns: repeat(3, 1fr); }
  .stats { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
  .cols3, .steps { grid-template-columns: 1fr; }
  .wall { columns: 1; }
  .promise__in { grid-template-columns: 1fr; gap: 16px; text-align: left; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .foot__grid { grid-template-columns: 1fr 1fr; }
  .burger {
    display: flex; flex-direction: column; gap: 4px; margin-left: auto; background: none;
    border: 1px solid var(--line); border-radius: 4px; padding: 14px 13px; cursor: pointer;
  }
  .burger span { display: block; width: 18px; height: 2px; background: var(--ink); }
  .menu {
    position: absolute; top: 100%; left: 0; right: 0; background: var(--paper);
    border-bottom: 1px solid var(--line); margin: 0; padding: 8px 20px 16px;
    opacity: 0; visibility: hidden; transition: opacity .2s ease, visibility 0s linear .2s;
  }
  .menu.is-open { opacity: 1; visibility: visible; transition: opacity .2s ease, visibility 0s; }
  .menu ul { flex-direction: column; gap: 0; }
  .menu a { display: block; padding: 11px 0; border-bottom: 1px solid var(--line); }
  .top__cta { display: none; }
  .pack label { grid-template-columns: 52px minmax(0, 1fr) auto; padding: 11px 12px; gap: 10px; }
  .pack__pic, .pack__pic img { width: 46px; }
  .total__r { min-width: 150px; }
  .label__h { font-size: 1.2rem; }
  /* keep the dock to one line on a 375px screen */
  .dock__in { padding: 8px 0; gap: 10px; }
  .dock__txt { font-size: .86rem; line-height: 1.3; }
  .dock__pack { display: block; font-size: .78rem; }
  .dock__sum { margin-left: 0; font-size: 1rem; }
  .btn--dock { padding: 10px 14px; font-size: .88rem; white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}