:root {
  --ink: #16232f;
  --ink-soft: #4a5866;
  --bay: #0e2f44;
  --bay-2: #164560;
  --kraft: #c9965c;
  --kraft-light: #f3e6d4;
  --sun: #e3672b;
  --sun-dark: #c4521b;
  --paper: #fbf8f3;
  --white: #ffffff;
  --line: #e6dfd4;
  --ok: #2f7d55;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(14, 47, 68, .06), 0 6px 20px rgba(14, 47, 68, .06);
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-head: "Archivo", "Inter", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.6 var(--font-body);
}
img { max-width: 100%; height: auto; }
a { color: var(--bay-2); }
a:hover { color: var(--sun-dark); }
h1, h2, h3, .h3 { font-family: var(--font-head); line-height: 1.15; color: var(--bay); margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800; letter-spacing: -.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 800; letter-spacing: -.01em; }
h3, .h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 12px; top: 12px; background: var(--white); padding: 8px 12px; z-index: 10; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 18px; border-radius: 8px; border: 2px solid transparent;
  font: 600 .98rem/1.2 var(--font-body); text-decoration: none; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.btn-lg { padding: 15px 24px; font-size: 1.05rem; }
.btn-primary { background: var(--sun); color: var(--white); }
.btn-primary:hover { background: var(--sun-dark); color: var(--white); }
.btn-secondary { background: transparent; color: var(--bay); border-color: var(--bay); }
.btn-secondary:hover { background: var(--bay); color: var(--white); }
.btn-ghost-light { color: var(--white); border-color: rgba(255,255,255,.5); }
.btn-ghost-light:hover { border-color: var(--white); color: var(--white); background: rgba(255,255,255,.08); }

/* Header */
.site-header { background: var(--white); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.header-inner { display: flex; align-items: center; gap: 24px; min-height: 70px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--bay); font-family: var(--font-head); font-size: 1.05rem; line-height: 1.1; }
.logo strong { display: block; font-weight: 800; }
.logo span { font-weight: 500; }
.nav-desktop { display: flex; gap: 22px; margin-left: auto; }
.nav-desktop a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: .95rem; }
.nav-desktop a:hover, .nav-desktop a[aria-current] { color: var(--sun-dark); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.header-phone { font-weight: 600; color: var(--bay); text-decoration: none; white-space: nowrap; }
.nav-mobile { display: none; margin-left: auto; position: relative; }
.nav-mobile summary { list-style: none; cursor: pointer; font-weight: 600; padding: 8px 14px; border: 1.5px solid var(--bay); border-radius: 8px; color: var(--bay); }
.nav-mobile summary::-webkit-details-marker { display: none; }
.nav-mobile nav { position: absolute; right: 0; top: calc(100% + 8px); background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 8px; display: flex; flex-direction: column; min-width: 240px; }
.nav-mobile nav a { padding: 10px 12px; text-decoration: none; color: var(--ink); border-radius: 6px; }
.nav-mobile nav a:hover { background: var(--paper); }

@media (max-width: 1100px) {
  .nav-desktop { display: none; }
  .header-actions { margin-left: auto; }
  .nav-mobile { display: block; margin-left: 0; }
}
@media (max-width: 640px) {
  .header-actions { display: none; }
  .nav-mobile { margin-left: auto; }
  .logo { font-size: .95rem; }
}

/* Hero */
.hero { background: var(--bay); color: var(--white); position: relative; overflow: hidden; }
.hero::after {
  content: ""; position: absolute; inset: auto -10% -40% auto; width: 520px; height: 520px;
  background: repeating-linear-gradient(90deg, rgba(201,150,92,.16) 0 2px, transparent 2px 14px);
  border-radius: 50%; pointer-events: none;
}
.hero-inner { display: grid; grid-template-columns: 1.25fr 1fr; gap: 48px; padding: 72px 20px 80px; position: relative; z-index: 1; }
.hero h1 { color: var(--white); }
.hero .lede { color: #d7e3ea; font-size: 1.15rem; max-width: 36em; }
.eyebrow { display: inline-block; font: 600 .78rem/1 var(--font-body); letter-spacing: .12em; text-transform: uppercase; color: var(--kraft); margin-bottom: 14px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.hero .btn-secondary { color: var(--white); border-color: rgba(255,255,255,.5); }
.hero .btn-secondary:hover { background: rgba(255,255,255,.1); border-color: var(--white); }
.hero-points { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; color: #c9d7e0; font-size: .95rem; }
.hero-points li::before { content: "✓ "; color: var(--kraft); font-weight: 700; }

.hero-card { background: var(--white); color: var(--ink); border-radius: 14px; padding: 28px; box-shadow: 0 20px 50px rgba(0,0,0,.25); align-self: center; border-top: 6px solid var(--kraft); }
.hero-card h2 { font-size: 1.35rem; }
.hero-card ol { padding-left: 1.2em; margin: 0 0 20px; }
.hero-card li { margin-bottom: 8px; }
.hero-card .btn { width: 100%; }
.hero-card .fine { font-size: .85rem; color: var(--ink-soft); margin: 12px 0 0; text-align: center; }

@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; padding: 48px 20px 56px; gap: 32px; }
}

/* Page hero */
.page-hero { background: var(--white); border-bottom: 1px solid var(--line); padding: 44px 0 40px; }
.page-hero .lede { font-size: 1.12rem; color: var(--ink-soft); max-width: 46em; }
.crumbs { font-size: .88rem; color: var(--ink-soft); margin-bottom: 14px; }
.crumbs a { color: var(--ink-soft); }

/* Sections */
.section { padding: 64px 0; }
.section-alt { background: var(--white); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 720px; margin-bottom: 32px; }
.section-head p { color: var(--ink-soft); font-size: 1.08rem; }

.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px) { .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.card p { color: var(--ink-soft); margin-bottom: .6em; }
.product-card { text-decoration: none; color: inherit; display: flex; flex-direction: column; transition: transform .15s, border-color .15s; }
.product-card:hover { transform: translateY(-2px); border-color: var(--kraft); color: inherit; }
.card-link { margin-top: auto; font-weight: 600; color: var(--sun-dark); font-size: .95rem; }
.card .num { font: 800 1.6rem/1 var(--font-head); color: var(--kraft); display: block; margin-bottom: 10px; }

.two-col { display: grid; grid-template-columns: 1.6fr 1fr; gap: 40px; align-items: start; }
@media (max-width: 820px) { .two-col { grid-template-columns: 1fr; } }
.panel { background: var(--kraft-light); border-radius: var(--radius); padding: 24px; }
.panel h3 { margin-top: 4px; }
.panel h3 + ul { margin-bottom: 20px; }

.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.checklist li { padding-left: 30px; position: relative; }
.checklist li::before { content: ""; position: absolute; left: 0; top: .35em; width: 18px; height: 18px; border-radius: 50%; background: var(--ok) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='white'%3E%3Cpath d='M8 13.4 4.6 10l-1.2 1.2L8 15.8l9-9-1.2-1.2z'/%3E%3C/svg%3E") center/14px no-repeat; }
.two-col > div > .checklist { grid-template-columns: 1fr 1fr; gap: 12px 24px; }
@media (max-width: 580px) { .two-col > div > .checklist { grid-template-columns: 1fr; } }
.checklist.small { font-size: .95rem; gap: 8px; }

.pill-list { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.pill-list a { display: inline-block; padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--white); text-decoration: none; color: var(--bay); font-weight: 500; font-size: .95rem; }
.pill-list a:hover { border-color: var(--kraft); }

.area-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px 16px; }
.area-list li::before { content: "● "; color: var(--kraft); font-size: .7em; vertical-align: middle; }

/* FAQ */
.faqs { display: grid; gap: 10px; }
.faq { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 0 20px; }
.faq summary { cursor: pointer; padding: 16px 0; font-weight: 600; color: var(--bay); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--kraft); }
.faq[open] summary::after { content: "–"; }
.faq p { color: var(--ink-soft); padding-bottom: 6px; }

/* CTA band */
.cta-band { background: var(--bay); color: var(--white); padding: 56px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.cta-band h2 { color: var(--white); }
.cta-band p { color: #c9d7e0; max-width: 40em; margin: 0; }
.cta-actions { display: flex; flex-direction: column; gap: 10px; flex-shrink: 0; }
@media (max-width: 820px) { .cta-inner { flex-direction: column; align-items: flex-start; } .cta-actions { width: 100%; } }

/* Article */
.article { padding: 48px 0 64px; }
.article h2 { margin-top: 1.6em; }
.article h3 { margin-top: 1.3em; }
.article ul, .article ol { padding-left: 1.3em; }
.article li { margin-bottom: .4em; }
.article table { width: 100%; border-collapse: collapse; margin: 1em 0 1.6em; background: var(--white); font-size: .95rem; }
.article th, .article td { text-align: left; padding: 10px 12px; border: 1px solid var(--line); vertical-align: top; }
.article th { background: var(--kraft-light); color: var(--bay); }
.table-scroll { overflow-x: auto; }
.callout { background: var(--kraft-light); border-left: 4px solid var(--kraft); padding: 16px 20px; border-radius: 0 var(--radius) var(--radius) 0; margin: 1.4em 0; }
.callout p:last-child { margin: 0; }
.byline { color: var(--ink-soft); font-size: .92rem; }

/* Forms */
.form-card { background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 28px; box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 580px) { .form-grid { grid-template-columns: 1fr; } }
label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 6px; color: var(--bay); }
.optional { font-weight: 400; color: var(--ink-soft); }
input, select, textarea {
  width: 100%; padding: 11px 12px; border: 1.5px solid var(--line); border-radius: 8px;
  font: 400 1rem/1.4 var(--font-body); color: var(--ink); background: var(--white);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--bay-2); box-shadow: 0 0 0 3px rgba(22,69,96,.15); }
textarea { min-height: 110px; resize: vertical; }
.checks { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.checks label { display: flex; align-items: center; gap: 8px; font-weight: 500; color: var(--ink); margin: 0; }
.checks input { width: auto; }
.hidden { display: none; }
.form-note { font-size: .88rem; color: var(--ink-soft); margin-top: 14px; }

/* Calculator */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 820px) { .calc { grid-template-columns: 1fr; } }
.calc fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin: 0 0 16px; background: var(--white); }
.calc legend { font: 700 1rem var(--font-head); color: var(--bay); padding: 0 6px; }
.dims { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
@media (max-width: 420px) { .dims { grid-template-columns: 1fr 1fr; } }
.result { background: var(--bay); color: var(--white); border-radius: 14px; padding: 26px; position: sticky; top: 90px; }
.result h2 { color: var(--white); font-size: 1.3rem; }
.result dl { display: grid; grid-template-columns: 1fr auto; gap: 10px 16px; margin: 0 0 18px; }
.result dt { color: #c9d7e0; }
.result dd { margin: 0; font-weight: 600; text-align: right; }
.big-number { font: 800 2.6rem/1 var(--font-head); color: var(--kraft); margin: 6px 0 4px; }
.result .fine { font-size: .85rem; color: #a9bccb; }

/* Footer */
.site-footer { background: #0a2232; color: #b9c9d4; padding: 56px 0 24px; font-size: .95rem; }
.site-footer a { color: #e5edf2; text-decoration: none; }
.site-footer a:hover { color: var(--kraft); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand { font: 800 1.15rem var(--font-head); color: var(--white); }
.footer-head { font-weight: 700; color: var(--white); text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 40px; padding-top: 20px; font-size: .85rem; }