:root {
  --teal: #0f766e;
  --teal-dark: #115e59;
  --teal-soft: #e6f4f1;
  --navy: #12263a;
  --ink: #1f2933;
  --muted: #5b6770;
  --line: #e4e7eb;
  --bg: #fbfaf7;
  --card: #ffffff;
  --warm: #f6efe6;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(18, 38, 58, .06), 0 8px 24px rgba(18, 38, 58, .06);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--bg); line-height: 1.65; font-size: 17px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; height: auto; }
a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--teal-dark); }
h1, h2, h3 { font-family: var(--serif); color: var(--navy); line-height: 1.2; font-weight: 600; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); margin: 0 0 .6rem; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin: 2.4rem 0 .8rem; }
h3 { font-size: 1.22rem; margin: 1.6rem 0 .4rem; }
p { margin: 0 0 1rem; }
.container { width: min(1120px, 92vw); margin: 0 auto; }
.narrow { width: min(760px, 92vw); margin: 0 auto; }
.hero-grid > *, .grid > *, .foot-grid > *, .steps > * { min-width: 0; }
body { overflow-x: hidden; }

/* header */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(251, 250, 247, .92); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: .55rem; text-decoration: none; color: var(--navy); font-family: var(--serif); font-weight: 700; font-size: 1.35rem; }
.brand svg { width: 30px; height: 30px; }
.brand span b { color: var(--teal); font-weight: 700; }
.menu { display: flex; gap: 1.6rem; list-style: none; margin: 0; padding: 0; }
.menu a { color: var(--ink); text-decoration: none; font-size: .96rem; font-weight: 500; }
.menu a:hover, .menu a[aria-current="page"] { color: var(--teal); }
.menu-toggle { display: none; background: none; border: 0; padding: .4rem; cursor: pointer; color: var(--navy); }
.menu-toggle svg { width: 26px; height: 26px; }

/* hero */
.hero { padding: 3.2rem 0 2.6rem; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 3rem; align-items: center; }
.eyebrow { display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); background: var(--teal-soft); padding: .3rem .7rem; border-radius: 999px; margin-bottom: 1rem; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 34rem; }
.hero-img { border-radius: 22px; overflow: hidden; box-shadow: var(--shadow); aspect-ratio: 4 / 3; }
.hero-img img { width: 100%; height: 100%; object-fit: cover; }
.btn { display: inline-flex; align-items: center; gap: .45rem; background: var(--teal); color: #fff; text-decoration: none; padding: .8rem 1.3rem; border-radius: 999px; font-weight: 600; font-size: .98rem; transition: background .15s, transform .15s; border: 0; }
.btn:hover { background: var(--teal-dark); color: #fff; transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--navy); border: 1px solid var(--line); }
.btn.ghost:hover { background: #fff; color: var(--teal); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.4rem; }
.trust { display: flex; flex-wrap: wrap; gap: 1.2rem; margin-top: 1.8rem; color: var(--muted); font-size: .92rem; }
.trust span { display: flex; align-items: center; gap: .4rem; }
.trust svg { width: 18px; height: 18px; color: var(--teal); flex: none; }

/* sections & cards */
section.block { padding: 2.6rem 0; }
.section-head { max-width: 40rem; margin-bottom: 1.6rem; }
.section-head h2 { margin-top: 0; }
.section-head p { color: var(--muted); }
.grid { display: grid; gap: 1.4rem; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; text-decoration: none; color: inherit; transition: transform .2s, box-shadow .2s; }
a.card:hover { transform: translateY(-3px); box-shadow: 0 2px 4px rgba(18,38,58,.06), 0 16px 36px rgba(18,38,58,.1); color: inherit; }
.card .thumb { aspect-ratio: 4 / 3; overflow: hidden; background: var(--warm); }
.card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
a.card:hover .thumb img { transform: scale(1.03); }
.card .body { padding: 1.2rem 1.3rem 1.4rem; display: flex; flex-direction: column; gap: .4rem; flex: 1; }
.card h3 { margin: 0; font-size: 1.15rem; }
.card p { color: var(--muted); font-size: .95rem; margin: 0; }
.card .more { margin-top: auto; padding-top: .6rem; color: var(--teal); font-weight: 600; font-size: .92rem; }
.tag { font-size: .75rem; font-weight: 600; color: var(--teal); text-transform: uppercase; letter-spacing: .06em; }

.band { background: var(--warm); border-radius: 24px; padding: 2.4rem; }
.steps { counter-reset: s; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.step { background: #fff; border-radius: var(--radius); padding: 1.4rem; border: 1px solid var(--line); }
.step::before { counter-increment: s; content: counter(s); display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--teal-soft); color: var(--teal); font-weight: 700; margin-bottom: .6rem; }
.step h3 { margin: 0 0 .3rem; font-size: 1.08rem; }
.step p { margin: 0; color: var(--muted); font-size: .95rem; }

.alert { border-left: 4px solid #c2410c; background: #fff7ed; padding: 1.1rem 1.3rem; border-radius: 0 12px 12px 0; margin: 1.6rem 0; }
.alert strong { color: #9a3412; }
.alert ul { margin: .4rem 0 0; padding-left: 1.2rem; }
.note { background: var(--teal-soft); border-radius: 12px; padding: 1rem 1.2rem; margin: 1.4rem 0; font-size: .97rem; }

/* article */
.article-hero { padding: 2.6rem 0 1rem; }
.breadcrumb { font-size: .85rem; color: var(--muted); margin-bottom: 1rem; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.meta { color: var(--muted); font-size: .9rem; margin-bottom: 1.4rem; }
.article-cover { border-radius: 20px; overflow: hidden; margin: 1.2rem 0 2rem; aspect-ratio: 16 / 9; box-shadow: var(--shadow); }
.article-cover img { width: 100%; height: 100%; object-fit: cover; }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 1.1rem; }
.prose li { margin-bottom: .45rem; }
.summary { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.3rem 1.5rem; margin: 0 0 2rem; box-shadow: var(--shadow); }
.summary h2 { font-size: 1.15rem; margin: 0 0 .6rem; font-family: var(--sans); font-weight: 700; color: var(--navy); }
.summary ul { margin: 0; }
table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.6rem; font-size: .95rem; background: #fff; border-radius: 12px; overflow: hidden; }
th, td { text-align: left; padding: .75rem .9rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--teal-soft); color: var(--navy); font-weight: 600; }
.table-wrap { overflow-x: auto; }

.pick { display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.4rem; margin: 1rem 0; box-shadow: var(--shadow); }
.pick h3 { margin: 0 0 .2rem; font-size: 1.08rem; }
.pick p { margin: 0; color: var(--muted); font-size: .94rem; }
.pick .btn { white-space: nowrap; }
.sources { font-size: .9rem; color: var(--muted); border-top: 1px solid var(--line); margin-top: 2.4rem; padding-top: 1.2rem; }
.sources ol { padding-left: 1.2rem; }
.related { margin-top: 3rem; }

/* footer */
.site-footer { margin-top: 4rem; background: var(--navy); color: #c9d3dc; padding: 3rem 0 1.6rem; font-size: .93rem; }
.site-footer a { color: #e7eef3; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.foot-grid h4 { color: #fff; font-size: .95rem; margin: 0 0 .7rem; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; }
.foot-grid li { margin-bottom: .4rem; }
.foot-brand { font-family: var(--serif); color: #fff; font-size: 1.3rem; font-weight: 700; margin-bottom: .5rem; }
.fineprint { border-top: 1px solid rgba(255,255,255,.12); margin-top: 2rem; padding-top: 1.2rem; font-size: .82rem; color: #9fb0bf; }
.fineprint a { color: #9fb0bf; text-decoration: underline; }

/* promo bar + verified offers (managed by the content robots, data-driven) */
.topbar { background: var(--navy); color: #e7eef3; font-size: .92rem; }
.topbar .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .4rem .9rem; padding: .55rem 0; text-align: center; }
.topbar a { color: #99f6e4; font-weight: 600; text-decoration: none; white-space: nowrap; }
.topbar a:hover { color: #fff; }
.topbar small { color: #9fb0bf; }
.offers { margin: 2.2rem 0; }
.offers h2 { margin-top: 0; }
.offer-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.1rem; }
.offer { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.3rem 1.3rem 1.2rem; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: .45rem; }
.offer h3 { margin: 0; font-size: 1.1rem; padding-right: 4.5rem; }
.offer p { margin: 0; color: var(--muted); font-size: .94rem; }
.offer .badge { position: absolute; top: 1rem; right: 1rem; background: #fde68a; color: #78350f; font-size: .75rem; font-weight: 700; padding: .25rem .6rem; border-radius: 999px; letter-spacing: .02em; }
.offer .badge.deal { background: #fee2e2; color: #991b1b; }
.offer .rating { font-size: .88rem; color: var(--ink); }
.offer .rating .stars { color: #f59e0b; letter-spacing: .05em; }
.offer .buyers { font-size: .9rem; background: var(--bg); border-radius: 10px; padding: .6rem .75rem; }
.offer .buyers small { color: var(--muted); }
.offer-foot { margin-top: auto; padding-top: .6rem; display: flex; flex-direction: column; align-items: stretch; gap: .7rem; }
.offer-foot .btn { justify-content: center; text-align: center; }
.offer .price b { font-size: 1.25rem; color: var(--navy); }
.offer .price s { color: var(--muted); margin-left: .35rem; }
.offer .price small { display: block; color: var(--muted); font-size: .75rem; }
.offers-note { font-size: .8rem; color: var(--muted); margin-top: .8rem; }
.offers.home { padding: 2.2rem 0 .6rem; margin: 0; }

@media (max-width: 900px) {
  .hero-grid, .grid.cols-3, .grid.cols-2, .steps, .foot-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 1.6rem; }
  .hero-img { order: -1; }
  .menu-toggle { display: block; }
  .menu { display: none; position: absolute; top: 66px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg); border-bottom: 1px solid var(--line); padding: .5rem 4vw 1rem; }
  .menu.open { display: flex; }
  .menu a { display: block; padding: .7rem 0; border-bottom: 1px solid var(--line); }
  .pick { grid-template-columns: 1fr; }
  .band { padding: 1.6rem; }
}