/* ============================================================
   StoreBuilder Review — editorial comparison site
   Self-contained, no external dependencies.
   ============================================================ */

:root {
  --ink: #16181d;
  --ink-soft: #4a4f57;
  --muted: #767b85;
  --line: #e6e8ec;
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --accent: #1a66ff;
  --accent-dark: #0d49c7;
  --gold: #f6a609;
  --green: #1f9d57;
  --red: #d23b3b;
  --winner: #5e8e3e;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(16,24,40,.06), 0 8px 24px rgba(16,24,40,.06);
  --serif: Georgia, 'Times New Roman', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, 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: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4, h5 { font-family: var(--serif); line-height: 1.2; color: var(--ink); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-family: var(--sans); }
.brand:hover { text-decoration: none; }
.brand-mark {
  display: grid; place-items: center;
  width: 34px; height: 34px;
  background: var(--accent); color: #fff;
  border-radius: 8px; font-weight: 800; font-size: 14px; letter-spacing: .5px;
}
.brand-text { font-size: 18px; font-weight: 600; letter-spacing: -.2px; }
.brand-text strong { color: var(--accent); font-weight: 800; }

.main-nav { display: flex; gap: 26px; }
.main-nav a { color: var(--ink-soft); font-size: 15px; font-weight: 500; }
.main-nav a:hover { color: var(--accent); text-decoration: none; }

.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: 0; cursor: pointer; padding: 8px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav { display: none; flex-direction: column; border-top: 1px solid var(--line); background: #fff; }
.mobile-nav a { padding: 14px 20px; color: var(--ink); border-bottom: 1px solid var(--line); font-weight: 500; }
.mobile-nav.open { display: flex; }

/* ============ HERO ============ */
.hero { padding: 44px 0 32px; border-bottom: 1px solid var(--line); }
.breadcrumb { color: var(--muted); font-size: 13px; letter-spacing: .04em; text-transform: uppercase; margin: 0 0 14px; }
.hero h1 { font-size: clamp(30px, 5vw, 48px); margin: 0 0 18px; letter-spacing: -.5px; }
.deck { font-size: 19px; color: var(--ink-soft); max-width: 760px; margin: 0 0 26px; }

.byline { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; margin-bottom: 22px; }
.byline-people { display: flex; align-items: center; gap: 12px; }
.avatar {
  display: grid; place-items: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #7aa2ff);
  color: #fff; font-weight: 700; font-size: 15px;
}
.byline-name { margin: 0; font-size: 14px; }
.byline-sub { margin: 2px 0 0; font-size: 13px; color: var(--muted); }
.byline-meta { display: flex; gap: 8px; flex-wrap: wrap; }
.pill { background: var(--bg-soft); border: 1px solid var(--line); color: var(--ink-soft); font-size: 12.5px; font-weight: 600; padding: 5px 11px; border-radius: 999px; }
.pill-muted { color: var(--muted); font-weight: 500; }

.disclosure {
  font-size: 13.5px; color: var(--ink-soft);
  background: #fbfaf4; border: 1px solid #f0e6c8; border-left: 3px solid var(--gold);
  padding: 12px 16px; border-radius: 8px; margin: 0;
}

/* ============ TOP PICKS ============ */
.toppicks { padding: 30px 0; background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.section-eyebrow { font-family: var(--sans); font-size: 13px; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin: 0 0 16px; font-weight: 700; }
.picks-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.pick {
  display: flex; flex-direction: column; gap: 4px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px; color: var(--ink); transition: .18s;
}
.pick:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow); border-color: #d7dbe2; }
.pick-rank { font-family: var(--serif); font-size: 13px; color: var(--accent); font-weight: 700; }
.pick-name { font-weight: 700; font-size: 16px; }
.pick-tag { font-size: 12.5px; color: var(--muted); }

/* ============ RANKINGS ============ */
.rankings { padding: 48px 0; }
.rankings > .container > h2,
.compare h2, .guide h2, .methodology h2, .faq h2 {
  font-size: clamp(24px, 3.4vw, 34px); margin: 0 0 8px; letter-spacing: -.3px;
}
.rankings > .container > h2 { margin-bottom: 28px; }
.section-intro { color: var(--ink-soft); font-size: 17px; max-width: 740px; margin: 0 0 24px; }

.card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  box-shadow: var(--shadow);
  padding: 26px;
  margin-bottom: 26px;
}
.card-winner {
  border: 2px solid var(--winner);
  box-shadow: 0 10px 40px rgba(94,142,62,.16);
}
.ribbon {
  position: absolute; top: -14px; left: 26px;
  background: var(--winner); color: #fff;
  font-size: 13px; font-weight: 700; letter-spacing: .02em;
  padding: 6px 14px; border-radius: 999px;
  box-shadow: 0 4px 12px rgba(94,142,62,.3);
}

.card-head { display: grid; grid-template-columns: auto 1fr auto; gap: 20px; align-items: center; }
.logo {
  display: grid; place-items: center;
  min-width: 120px; height: 64px; padding: 0 16px;
  background: var(--brand, #111); color: #fff;
  border-radius: 10px;
  font-family: var(--sans); font-weight: 800; font-size: 20px; letter-spacing: -.4px;
  text-align: center;
}
.card-winner .logo { height: 72px; font-size: 22px; }
.besttag { margin: 0 0 2px; font-size: 13px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: .04em; }
.card-headtext h3 { margin: 0 0 4px; font-size: 26px; }
.card-sub { margin: 0; color: var(--ink-soft); font-size: 15px; }

.ratebox { text-align: center; min-width: 92px; }
.score { display: block; font-family: var(--serif); font-size: 34px; font-weight: 700; line-height: 1; color: var(--ink); }
.ratelabel { display: block; font-size: 11.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-top: 4px; }

/* Star rating via gradient clip */
.stars {
  --pct: calc(var(--rating) / 5 * 100%);
  display: inline-block;
  font-size: 18px;
  line-height: 1;
  letter-spacing: 2px;
  background: linear-gradient(90deg, var(--gold) var(--pct), #d7dbe2 var(--pct));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.stars.sm { font-size: 14px; letter-spacing: 1px; vertical-align: middle; }
.ratebox .stars { display: block; margin: 6px 0 2px; }

.specs {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  margin: 22px 0; border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
}
.specs > div { padding: 12px 16px; border-right: 1px solid var(--line); }
.specs > div:last-child { border-right: 0; }
.spec-k { display: block; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 3px; }
.spec-v { display: block; font-weight: 700; font-size: 15px; }

.cta {
  display: inline-block;
  background: var(--accent); color: #fff;
  font-weight: 700; font-size: 15px;
  padding: 13px 24px; border-radius: 10px;
  transition: .18s;
}
.cta:hover { background: var(--accent-dark); text-decoration: none; transform: translateY(-1px); }
.cta-alt { background: #fff; color: var(--accent); border: 1.5px solid var(--accent); }
.cta-alt:hover { background: var(--accent); color: #fff; }

.card-body { margin-top: 22px; }
.card-body > p { font-size: 16px; color: var(--ink-soft); margin: 0 0 20px; }

.proscons { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.proscons h4 { margin: 0 0 10px; font-family: var(--sans); font-size: 14px; text-transform: uppercase; letter-spacing: .05em; }
.pros h4 { color: var(--green); }
.cons h4 { color: var(--red); }
.proscons ul { margin: 0; padding: 0; list-style: none; }
.proscons li { position: relative; padding-left: 26px; margin-bottom: 9px; font-size: 14.5px; color: var(--ink-soft); }
.pros li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--green); font-weight: 800; }
.cons li::before { content: "✕"; position: absolute; left: 0; top: 0; color: var(--red); font-weight: 800; }

/* ============ COMPARE TABLE ============ */
.compare { padding: 48px 0; background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sort-controls { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.sort-controls span { font-size: 14px; color: var(--muted); font-weight: 600; }
.sort-controls button {
  background: #fff; border: 1px solid var(--line); color: var(--ink-soft);
  padding: 7px 14px; border-radius: 999px; font-size: 13.5px; font-weight: 600; cursor: pointer; transition: .15s;
}
.sort-controls button:hover { border-color: var(--accent); color: var(--accent); }
.sort-controls button.is-active { background: var(--accent); color: #fff; border-color: var(--accent); }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
thead th {
  text-align: left; font-family: var(--sans); font-size: 12.5px; text-transform: uppercase; letter-spacing: .04em;
  color: var(--muted); padding: 14px 16px; border-bottom: 2px solid var(--line); white-space: nowrap; background: #fbfcfd;
}
tbody td { padding: 15px 16px; border-bottom: 1px solid var(--line); font-size: 14.5px; color: var(--ink-soft); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: #fafbff; }
tbody td strong { color: var(--ink); font-size: 15.5px; }
.tbadge { background: var(--winner); color: #fff; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 999px; margin-left: 6px; }
.tcta { display: inline-block; background: var(--accent); color: #fff; font-weight: 700; font-size: 13px; padding: 8px 16px; border-radius: 8px; white-space: nowrap; }
.tcta:hover { background: var(--accent-dark); text-decoration: none; }

/* ============ GUIDE ============ */
.guide { padding: 56px 0; }
.guide-grid { display: grid; grid-template-columns: 1fr 320px; gap: 40px; align-items: start; }
.guide-main h2 { margin-bottom: 16px; }
.guide-main h3 { font-size: 21px; margin: 30px 0 10px; }
.guide-main p { font-size: 16.5px; color: var(--ink-soft); margin: 0 0 14px; }

.guide-aside { position: sticky; top: 84px; }
.aside-card { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.aside-card h4 { margin: 0 0 4px; font-size: 13px; font-family: var(--sans); text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.aside-lead { margin: 0 0 14px; font-weight: 700; font-size: 18px; font-family: var(--serif); color: var(--ink); }
.aside-list { list-style: none; margin: 0 0 18px; padding: 0; }
.aside-list li { font-size: 14.5px; color: var(--ink-soft); padding: 9px 0; border-bottom: 1px solid var(--line); }
.aside-list li:last-child { border-bottom: 0; }
.aside-list strong { color: var(--ink); }
.aside-card .cta { display: block; text-align: center; }

/* ============ METHODOLOGY ============ */
.methodology { padding: 56px 0; background: var(--bg-soft); border-top: 1px solid var(--line); }
.method-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin: 8px 0 22px; }
.method-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.method-pct { display: block; font-family: var(--serif); font-size: 30px; font-weight: 700; color: var(--accent); line-height: 1; margin-bottom: 10px; }
.method-item h4 { margin: 0 0 6px; font-size: 15px; font-family: var(--sans); }
.method-item p { margin: 0; font-size: 13.5px; color: var(--muted); }
.method-note { font-size: 14px; color: var(--muted); font-style: italic; margin: 0; }

/* ============ FAQ ============ */
.faq { padding: 56px 0; }
.faq h2 { margin-bottom: 22px; }
.accordion { max-width: 820px; }
.acc-item { border: 1px solid var(--line); border-radius: 10px; margin-bottom: 12px; overflow: hidden; background: #fff; }
.acc-q {
  width: 100%; text-align: left; background: none; border: 0; cursor: pointer;
  font-family: var(--serif); font-size: 18px; font-weight: 700; color: var(--ink);
  padding: 18px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.acc-q:hover { color: var(--accent); }
.acc-icon { font-family: var(--sans); font-size: 24px; font-weight: 400; color: var(--accent); transition: transform .25s; flex-shrink: 0; }
.acc-q[aria-expanded="true"] .acc-icon { transform: rotate(45deg); }
.acc-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.acc-a p { margin: 0; padding: 0 20px 20px; font-size: 15.5px; color: var(--ink-soft); }

/* ============ FOOTER ============ */
.site-footer { background: var(--ink); color: #c7ccd6; padding: 44px 0 28px; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 32px; padding-bottom: 28px; border-bottom: 1px solid #2b2f37; }
.footer-brand { max-width: 280px; }
.footer-brand .brand-mark { background: var(--accent); }
.footer-brand .brand-text { color: #fff; }
.footer-brand .brand-text strong { color: #7aa2ff; }
.footer-tag { margin: 12px 0 0; font-size: 14px; color: #9aa0ab; }
.footer-cols { display: flex; gap: 56px; }
.footer-cols h5 { color: #fff; font-family: var(--sans); font-size: 13px; text-transform: uppercase; letter-spacing: .05em; margin: 0 0 12px; }
.footer-cols a { display: block; color: #c7ccd6; font-size: 14px; padding: 4px 0; }
.footer-cols a:hover { color: #fff; }
.footer-legal { padding-top: 22px; }
.footer-legal p { font-size: 12.5px; color: #8a909b; margin: 0 0 8px; line-height: 1.6; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .picks-grid { grid-template-columns: repeat(2, 1fr); }
  .guide-grid { grid-template-columns: 1fr; }
  .guide-aside { position: static; }
  .method-grid { grid-template-columns: repeat(2, 1fr); }
  .specs { grid-template-columns: repeat(2, 1fr); }
  .specs > div:nth-child(2) { border-right: 0; }
  .specs > div:nth-child(1), .specs > div:nth-child(2) { border-bottom: 1px solid var(--line); }
}
@media (max-width: 680px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .card-head { grid-template-columns: 1fr; text-align: left; gap: 14px; }
  .ratebox { text-align: left; display: flex; align-items: baseline; gap: 10px; }
  .ratebox .stars { display: inline-block; margin: 0; }
  .ratelabel { display: none; }
  .proscons { grid-template-columns: 1fr; gap: 16px; }
  .card { padding: 20px; }
  .hero h1 { font-size: 30px; }
  .deck { font-size: 17px; }
}
@media (max-width: 480px) {
  .picks-grid { grid-template-columns: 1fr; }
  .method-grid { grid-template-columns: 1fr; }
  .footer-cols { gap: 32px; }
}