/* Vaz Junior — practical guides
   Palette: ink #14233D · fridge #F3F6FA · paper #FFFFFF · signal gold #F0B43C · slate #4B5A70 · alert #B83A26 */
:root {
  --ink: #14233D;
  --ink-soft: #24365A;
  --fridge: #F3F6FA;
  --paper: #FFFFFF;
  --gold: #F0B43C;
  --gold-deep: #A8740B;
  --slate: #4B5A70;
  --line: #D8E0EB;
  --alert: #B83A26;
  --head: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --body: "Literata", Georgia, serif;
  --wrap: 1120px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--fridge); color: var(--ink); font-family: var(--body); font-size: 18px; line-height: 1.65; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--ink); text-underline-offset: 3px; }
a:hover { color: var(--gold-deep); }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 4px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
h1, h2, h3 { font-family: var(--head); line-height: 1.08; margin: 0; color: var(--ink); }
h2 { font-size: clamp(30px, 4vw, 42px); font-weight: 800; letter-spacing: -0.015em; font-stretch: 112%; }
h3 { font-size: 21px; font-weight: 700; }
p { margin: 0 0 1em; max-width: 64ch; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; background: var(--paper); padding: 8px 12px; z-index: 10; }

/* Header */
.site-head { border-bottom: 1px solid var(--line); background: var(--paper); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.brand { font-family: var(--head); font-weight: 800; font-size: 21px; font-stretch: 115%; text-decoration: none; display: flex; align-items: center; gap: 10px; }
.brand svg { width: 26px; height: 30px; }
.nav { display: flex; gap: 26px; font-family: var(--head); font-size: 16px; font-weight: 500; }
.nav a { text-decoration: none; color: var(--slate); }
.nav a:hover { color: var(--ink); }

/* Buttons */
.btn { display: inline-block; font-family: var(--head); font-weight: 700; font-size: 18px; text-decoration: none; padding: 16px 28px; border-radius: 10px; background: var(--gold); color: var(--ink); border: 2px solid var(--gold); transition: background .15s, transform .15s; }
.btn:hover { background: #F6C566; color: var(--ink); transform: translateY(-1px); }
.btn.ghost { background: transparent; border-color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); }

/* Hero */
.hero { padding: 72px 0 88px; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(44px, 6.4vw, 78px); font-weight: 900; font-stretch: 118%; letter-spacing: -0.025em; line-height: 0.98; }
.hero h1 span { display: block; }
.hero .lede { font-size: 21px; color: var(--ink-soft); margin: 28px 0 32px; max-width: 34ch; }
.buy-row { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.price { font-family: var(--head); font-weight: 800; font-size: 34px; font-stretch: 110%; }
.buy-note { font-family: var(--head); font-size: 15px; color: var(--slate); margin-top: 16px; }

/* The fridge: cover + emergency card */
.fridge { position: relative; min-height: 560px; }
.fridge .cover { width: 66%; border-radius: 4px; box-shadow: 0 22px 40px -18px rgba(20,35,61,.55); position: relative; z-index: 1; }
.ecard { position: absolute; z-index: 2; right: 0; bottom: 0; width: 64%; background: var(--paper); border-radius: 6px; padding: 22px 20px 18px; box-shadow: 0 18px 34px -16px rgba(20,35,61,.45); transform: rotate(3.5deg); font-family: var(--head); }
.ecard::before { content: ""; position: absolute; top: -14px; left: 50%; width: 30px; height: 30px; margin-left: -15px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #F7CF7A, var(--gold) 55%, var(--gold-deep)); box-shadow: 0 3px 5px rgba(0,0,0,.25); }
.ecard-title { font-weight: 900; font-size: 16px; text-align: center; letter-spacing: .04em; }
.ecard-rule { background: var(--gold); font-weight: 700; font-size: 13px; text-align: center; padding: 8px 10px; border-radius: 4px; margin: 10px 0 12px; line-height: 1.35; }
.ecard dl { margin: 0; font-size: 12.5px; }
.ecard dl div { display: flex; justify-content: space-between; gap: 10px; border-bottom: 1px solid var(--line); padding: 6px 0; }
.ecard dt { font-weight: 600; }
.ecard dd { margin: 0; color: var(--slate); font-family: var(--body); font-style: italic; }
.ecard ol { margin: 12px 0 0; padding-left: 18px; font-size: 12.5px; line-height: 1.45; color: var(--alert); font-weight: 600; }

/* Problem band */
.band { background: var(--ink); color: #E7EDF6; padding: 64px 0; }
.band .wrap { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }
.band h2 { color: var(--paper); }
.band p { color: #C9D4E4; }
.band strong { color: var(--gold); font-weight: 700; }
.band small { display: block; font-family: var(--head); font-size: 14px; color: #8FA0BA; margin-top: 8px; }

/* Sections */
.section { padding: 88px 0; }
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head p { color: var(--slate); margin-top: 14px; }

/* Weekend timeline */
.weekend { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 4px solid var(--ink); }
.slot { padding: 22px 22px 8px 0; border-right: 1px solid var(--line); }
.slot + .slot { padding-left: 22px; }
.slot:last-child { border-right: 0; }
.slot time { font-family: var(--head); font-weight: 700; font-size: 15px; color: var(--gold-deep); display: block; margin-bottom: 8px; }
.slot h3 { margin-bottom: 10px; }
.slot p { font-size: 16px; color: var(--slate); }

/* Chapters */
.inside { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.chapters { list-style: none; margin: 0; padding: 0; counter-reset: ch; }
.chapters li { counter-increment: ch; display: grid; grid-template-columns: 48px 1fr; gap: 6px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.chapters li::before { content: counter(ch); font-family: var(--head); font-weight: 800; font-size: 22px; color: var(--gold-deep); }
.chapters strong { font-family: var(--head); font-weight: 700; font-size: 19px; display: block; }
.chapters span { font-size: 16px; color: var(--slate); }
.bonus { background: var(--paper); border-radius: 12px; padding: 28px 30px; border: 1px solid var(--line); }
.bonus h3 { margin-bottom: 18px; }
.bonus ul { margin: 0; padding: 0; list-style: none; }
.bonus li { padding: 12px 0; border-bottom: 1px dashed var(--line); font-size: 17px; }
.bonus li:last-child { border-bottom: 0; }
.bonus li b { font-family: var(--head); display: block; font-size: 18px; }
.facts { margin-top: 26px; font-family: var(--head); font-size: 16px; color: var(--slate); display: grid; grid-template-columns: auto 1fr; gap: 6px 18px; }
.facts dt { font-weight: 700; color: var(--ink); }
.facts dd { margin: 0; }

/* Who */
.who { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.who-col { border-top: 4px solid var(--ink); padding-top: 18px; }
.who-col.not { border-top-color: var(--alert); }
.who-col ul { padding-left: 20px; margin: 14px 0 0; }
.who-col li { margin-bottom: 8px; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq summary { font-family: var(--head); font-weight: 700; font-size: 19px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 26px; line-height: 1; color: var(--gold-deep); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 12px 0 0; color: var(--slate); }

/* Shelf */
.shelf { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; }
.book { display: grid; grid-template-columns: 140px 1fr; gap: 24px; align-items: start; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; padding: 22px; }
.book img { border-radius: 3px; box-shadow: 0 10px 20px -12px rgba(20,35,61,.6); }
.book h3 { margin-bottom: 8px; }
.book p { font-size: 16px; color: var(--slate); }
.tag { display: inline-block; font-family: var(--head); font-size: 14px; font-weight: 600; padding: 4px 10px; border-radius: 6px; background: var(--fridge); color: var(--slate); }
.tag.live { background: #FDF0D4; color: var(--gold-deep); }

/* About */
.about { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 56px; align-items: start; }

/* Final CTA */
.final { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 72px 0; }
.final .wrap { display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; }
.final h2 { max-width: 18ch; }

/* Footer */
.site-foot { padding: 44px 0 56px; font-family: var(--head); font-size: 15px; color: var(--slate); }
.site-foot .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.site-foot nav { display: flex; gap: 22px; flex-wrap: wrap; }
.site-foot a { color: var(--slate); }

/* Legal pages */
.legal { padding: 64px 0 88px; }
.legal .wrap { max-width: 760px; }
.legal h1 { font-size: clamp(34px, 5vw, 48px); font-weight: 900; font-stretch: 112%; margin-bottom: 8px; }
.legal .updated { font-family: var(--head); color: var(--slate); font-size: 15px; margin-bottom: 36px; }
.legal h2 { font-size: 24px; margin: 36px 0 12px; font-stretch: 105%; }
.legal ul { padding-left: 22px; }
.legal li { margin-bottom: 6px; }

/* Responsive */
@media (max-width: 900px) {
  .hero .wrap, .band .wrap, .inside, .about { grid-template-columns: 1fr; gap: 40px; }
  .fridge { min-height: 0; max-width: 460px; padding-bottom: 120px; }
  .weekend { grid-template-columns: 1fr 1fr; }
  .slot:nth-child(2) { border-right: 0; }
  .slot:nth-child(3) { padding-left: 0; border-top: 1px solid var(--line); }
  .slot:nth-child(4) { border-top: 1px solid var(--line); }
  .shelf, .who { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  body { font-size: 17px; }
  .wrap { padding: 0 16px; }
  .nav { gap: 16px; font-size: 15px; }
  .nav a.hide-sm { display: none; }
  .hero { padding: 44px 0 64px; }
  .ecard { width: 78%; }
  .weekend { grid-template-columns: 1fr; }
  .slot, .slot + .slot { padding: 18px 0 4px; border-right: 0; border-top: 1px solid var(--line); }
  .book { grid-template-columns: 96px 1fr; padding: 16px; gap: 16px; }
  .section { padding: 64px 0; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }