/* ==========================================================
   Jann Schwarz — Amazon Associates Guide
   Main stylesheet
   ========================================================== */

:root {
  --ink: #14181f;
  --ink-soft: #3d4654;
  --muted: #6b7584;
  --paper: #fbfaf7;
  --card: #ffffff;
  --line: #e6e2d9;
  --accent: #e8870c;
  --accent-dark: #b9680a;
  --accent-soft: #fdf1e1;
  --deep: #102a43;
  --deep-2: #1d3d5c;
  --ok: #1f7a4d;
  --warn: #9a3412;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 42, 67, .06), 0 8px 24px rgba(16, 42, 67, .06);
  --max: 1120px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--accent-dark); text-underline-offset: 3px; }
a:hover { color: var(--accent); }

h1, h2, h3, h4 {
  font-family: var(--serif);
  line-height: 1.2;
  color: var(--deep);
  margin: 0 0 .6em;
  font-weight: 600;
}
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); letter-spacing: -.01em; }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1.1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 780px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--deep); color: #fff; padding: 8px 14px; z-index: 100;
}
.skip-link:focus { left: 10px; top: 10px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 250, 247, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 68px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--serif); font-weight: 600; font-size: 1.2rem;
  color: var(--deep); text-decoration: none;
}
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--deep); color: var(--accent);
  display: grid; place-items: center;
  font-family: var(--serif); font-size: 1.1rem; font-weight: 700;
}
.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  display: block; padding: 8px 12px; border-radius: 8px;
  color: var(--ink-soft); text-decoration: none; font-size: .95rem; font-weight: 500;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { background: var(--accent-soft); color: var(--deep); }

.nav-toggle { display: none; }
.nav-toggle-label {
  display: none; cursor: pointer; padding: 8px; border-radius: 8px;
}
.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
  display: block; width: 22px; height: 2px; background: var(--deep); position: relative; content: "";
}
.nav-toggle-label span::before { position: absolute; top: -7px; }
.nav-toggle-label span::after { position: absolute; top: 7px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: 10px;
  font-weight: 600; font-size: 1rem; text-decoration: none;
  border: 2px solid transparent; transition: transform .15s, background .15s, color .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #1a1205; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.1); color: #fff; }
.btn-outline { border-color: var(--deep); color: var(--deep); }
.btn-outline:hover { background: var(--deep); color: #fff; }
.btn-small { padding: 8px 14px; font-size: .9rem; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(circle at 85% 20%, rgba(232, 135, 12, .22), transparent 45%),
    linear-gradient(160deg, var(--deep) 0%, var(--deep-2) 100%);
  color: #e9eef4;
  padding: 88px 0 96px;
}
.hero h1 { color: #fff; max-width: 16ch; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lead { font-size: 1.2rem; max-width: 58ch; color: #c9d5e2; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 14px;
}
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-top: 56px; padding-top: 32px; border-top: 1px solid rgba(255,255,255,.14);
}
.stat strong { display: block; font-family: var(--serif); font-size: 1.9rem; color: #fff; line-height: 1.1; }
.stat span { font-size: .9rem; color: #a9b8c9; }

/* ---------- Sections ---------- */
section { padding: 80px 0; }
.section-alt { background: #f3f0e9; }
.section-head { max-width: 680px; margin-bottom: 40px; }
.section-head p { color: var(--ink-soft); font-size: 1.08rem; }

/* TOC */
.toc {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 28px; box-shadow: var(--shadow);
}
.toc h3 { font-size: 1rem; font-family: var(--sans); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.toc ol { columns: 2; column-gap: 40px; margin: 0; padding-left: 20px; }
.toc li { margin-bottom: 6px; break-inside: avoid; }
.toc a { color: var(--deep); text-decoration: none; font-weight: 500; }
.toc a:hover { color: var(--accent-dark); text-decoration: underline; }

/* Steps / flow */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
.flow-item {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 22px; position: relative; box-shadow: var(--shadow);
}
.flow-item::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent-dark);
  font-family: var(--serif); font-weight: 700; margin-bottom: 14px;
}
.flow-item h3 { font-size: 1.1rem; }
.flow-item p { font-size: .96rem; color: var(--ink-soft); margin: 0; }

/* Cards grid */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow);
}
.card h3 { margin-bottom: .4em; }
.card p:last-child, .card ul:last-child { margin-bottom: 0; }
.card .icon {
  width: 44px; height: 44px; border-radius: 10px; background: var(--deep);
  color: var(--accent); display: grid; place-items: center; font-size: 1.3rem; margin-bottom: 16px;
}

/* Lists */
.check-list, .x-list { list-style: none; padding: 0; margin: 0 0 1em; }
.check-list li, .x-list li { padding-left: 30px; position: relative; margin-bottom: 10px; }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--ok); font-weight: 700;
}
.x-list li::before {
  content: "✕"; position: absolute; left: 0; top: 0;
  color: var(--warn); font-weight: 700;
}

/* Signup steps */
.steps { list-style: none; padding: 0; margin: 0; counter-reset: s; }
.steps li {
  counter-increment: s; position: relative;
  padding: 0 0 28px 64px; border-left: 2px dashed var(--line); margin-left: 20px;
}
.steps li:last-child { border-left-color: transparent; padding-bottom: 0; }
.steps li::before {
  content: counter(s);
  position: absolute; left: -21px; top: -4px;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--deep); color: #fff;
  display: grid; place-items: center; font-weight: 700;
}
.steps h3 { margin-bottom: .3em; }
.steps p { color: var(--ink-soft); }

/* Table */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; font-size: .97rem; }
th, td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); }
th { background: var(--deep); color: #fff; font-weight: 600; font-size: .9rem; letter-spacing: .02em; }
tr:last-child td { border-bottom: 0; }
td.rate { font-weight: 700; color: var(--deep); white-space: nowrap; }

/* Callouts */
.callout {
  border-left: 4px solid var(--accent); background: var(--accent-soft);
  padding: 18px 22px; border-radius: 0 10px 10px 0; margin: 24px 0;
}
.callout strong { color: var(--deep); }
.callout.info { border-color: var(--deep-2); background: #e8eef5; }
.callout p:last-child { margin-bottom: 0; }

.example {
  background: var(--deep); color: #dbe5ef; border-radius: var(--radius); padding: 28px;
}
.example h3 { color: #fff; }
.example .math { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 1rem; color: var(--accent); }

/* FAQ */
.faq details {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 22px; margin-bottom: 12px;
}
.faq summary {
  cursor: pointer; font-weight: 600; color: var(--deep); 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(--accent-dark); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 12px 0 0; color: var(--ink-soft); }

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, var(--accent) 0%, #f2a541 100%);
  color: #1a1205; border-radius: 20px; padding: 48px; text-align: center;
}
.cta-band h2 { color: #1a1205; }
.cta-band p { max-width: 560px; margin: 0 auto 24px; }
.cta-band .btn-primary { background: var(--deep); color: #fff; }
.cta-band .btn-primary:hover { background: #000; }
.cta-note { font-size: .85rem; margin-top: 14px !important; opacity: .8; }

/* ---------- Legal / inner pages ---------- */
.page-hero {
  background: linear-gradient(160deg, var(--deep) 0%, var(--deep-2) 100%);
  color: #c9d5e2; padding: 64px 0 56px;
}
.page-hero h1 { color: #fff; font-size: clamp(2rem, 4.4vw, 2.8rem); }
.page-hero p { margin: 0; }
.legal { padding: 56px 0 80px; }
.legal h2 { font-size: 1.5rem; margin-top: 2em; }
.legal h3 { font-size: 1.15rem; margin-top: 1.4em; }
.legal ul { padding-left: 22px; }
.legal li { margin-bottom: 6px; }
.updated { font-size: .9rem; color: #a9b8c9; }

.company-box {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 28px; box-shadow: var(--shadow); margin: 24px 0;
}
.company-box dl { display: grid; grid-template-columns: 180px 1fr; gap: 8px 16px; margin: 0; }
.company-box dt { font-weight: 600; color: var(--muted); font-size: .92rem; }
.company-box dd { margin: 0; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; align-items: start; }
.contact-email {
  font-family: var(--serif); font-size: clamp(1.3rem, 3vw, 1.8rem); font-weight: 600;
  color: var(--deep); text-decoration: none; word-break: break-all;
}
.contact-email:hover { color: var(--accent-dark); }
form .field { margin-bottom: 16px; }
label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 6px; color: var(--deep); }
input, textarea, select {
  width: 100%; padding: 12px 14px; border: 1px solid #d5cfc2; border-radius: 10px;
  font: inherit; font-size: 1rem; background: #fff; color: var(--ink);
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
textarea { min-height: 150px; resize: vertical; }
.form-note { font-size: .85rem; color: var(--muted); }

/* ---------- Footer ---------- */
.site-footer { background: #0b1d2f; color: #a9b8c9; padding: 56px 0 28px; font-size: .94rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; }
.site-footer h4 { color: #fff; font-family: var(--sans); font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: #d6e0ea; text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.site-footer .brand { color: #fff; margin-bottom: 14px; }
.footer-disclosure {
  margin-top: 40px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1);
  font-size: .84rem; color: #8193a7;
}
.footer-disclosure p { margin-bottom: .6em; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .flow { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  section { padding: 56px 0; }
  .hero { padding: 64px 0 72px; }
  .nav-toggle-label { display: block; }
  .nav-links {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--line); padding: 8px 16px 16px;
  }
  .nav-links a { padding: 12px; }
  .nav-toggle:checked ~ .nav-links { display: flex; }
  .flow, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .toc ol { columns: 1; }
  .cta-band { padding: 36px 22px; }
  .company-box dl { grid-template-columns: 1fr; gap: 2px; }
  .company-box dd { margin-bottom: 10px; }
  .footer-grid { grid-template-columns: 1fr; }
}