/* ---------------------------------------------------------------
   Advertorial landing – editorial design system
   Palette: ink / ivory / brass. Serif display + grotesk body.
----------------------------------------------------------------*/

:root {
  --ink: #1a1512;
  --ink-soft: #443a33;
  --ivory: #faf5ec;
  --paper: #fffcf6;
  --brass: #c26a3c;
  --brass-deep: #9a4a24;
  --line: #e4d9c6;
  --maxw: 720px;
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body: "Inter Tight", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ivory);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--brass-deep);
}

/* ---------- layout ---------- */

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 22px;
}

.wrap-wide {
  max-width: 1080px;
}

.topbar {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brandmark {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink);
}

.topbar__meta {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #8a8474;
}

/* ---------- advertorial flag ---------- */

.adflag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 40px 0 20px;
  padding: 7px 14px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.adflag::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--brass);
  border-radius: 50%;
}

/* ---------- article ---------- */

h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 6.4vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 22px;
}

h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(25px, 3.6vw, 34px);
  line-height: 1.2;
  margin: 54px 0 16px;
}

h3 {
  font-family: var(--font-body);
  font-size: 19px;
  font-weight: 650;
  margin: 0 0 6px;
}

p {
  margin: 0 0 20px;
}

.lede {
  font-size: 21px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.byline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-items: center;
  padding: 14px 0;
  margin-bottom: 30px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: #7d7768;
  text-transform: uppercase;
}

figure {
  margin: 34px 0;
}

figure img {
  width: 100%;
  height: auto;
  border-radius: 2px;
}

figcaption {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: #857f70;
  border-left: 2px solid var(--brass);
  padding-left: 12px;
}

blockquote {
  margin: 36px 0;
  padding: 4px 0 4px 26px;
  border-left: 3px solid var(--brass);
  font-family: var(--font-display);
  font-size: 23px;
  line-height: 1.45;
  font-style: italic;
}

blockquote cite {
  display: block;
  margin-top: 12px;
  font-family: var(--font-body);
  font-size: 14px;
  font-style: normal;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #8a8474;
}

/* ---------- spec list ---------- */

.specs {
  margin: 34px 0;
  border-top: 1px solid var(--line);
}

.spec {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.spec__num {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--brass);
  line-height: 1;
}

.spec p {
  margin: 0;
  font-size: 17px;
  color: var(--ink-soft);
}

/* ---------- price panel ---------- */

.pricebox {
  margin: 44px 0;
  padding: 30px 26px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 3px;
}

.pricebox__label {
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #b6ae9a;
  margin: 0 0 8px;
}

.pricebox__value {
  font-family: var(--font-display);
  font-size: 54px;
  line-height: 1;
  color: #fff;
  margin: 0 0 10px;
}

.pricebox__value small {
  font-size: 18px;
  color: var(--brass);
  margin-left: 10px;
  letter-spacing: 0.04em;
}

.pricebox p {
  color: #ddd6c4;
  font-size: 16px;
  margin: 0;
}

/* ---------- form ---------- */

.formcard {
  margin: 48px 0 20px;
  padding: 32px 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brass);
  border-radius: 3px;
}

.formcard h2 {
  margin-top: 0;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #7d7768;
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  padding: 13px 14px;
  font: inherit;
  font-size: 17px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 2px;
}

.field input:focus {
  outline: 2px solid var(--brass);
  outline-offset: 1px;
}

.btn {
  display: inline-block;
  width: 100%;
  padding: 16px 22px;
  font: inherit;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: var(--ink);
  border: 0;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn:hover {
  background: var(--brass-deep);
}

.formnote {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.5;
  color: #8a8474;
}

.error {
  color: #9b2c1f;
  font-size: 14px;
  margin: 0 0 14px;
}

.success {
  padding: 26px 22px;
  background: #eef3ea;
  border: 1px solid #c2d3b6;
  border-left: 4px solid #5b7c4a;
  border-radius: 2px;
  font-size: 18px;
  line-height: 1.6;
}

/* ---------- footer ---------- */

.footer {
  margin-top: 70px;
  padding: 44px 0 56px;
  background: var(--ink);
  color: #c9c2b1;
  font-size: 15px;
}

.footer a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 130, 60, 0.6);
}

.footer a:hover {
  color: var(--brass);
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer__block {
  margin-bottom: 18px;
  line-height: 1.7;
}

.footer__block strong {
  color: var(--paper);
  font-weight: 600;
}

.footer__legal {
  font-size: 13px;
  color: #8f8877;
  line-height: 1.7;
}

/* ---------- legal pages ---------- */

.legal {
  padding-bottom: 30px;
}

.legal h1 {
  font-size: clamp(30px, 5vw, 44px);
  margin-top: 44px;
}

.legal h2 {
  font-size: clamp(21px, 3vw, 26px);
  margin-top: 40px;
}

.legal p,
.legal li {
  font-size: 17px;
  color: var(--ink-soft);
}

.legal ul {
  padding-left: 20px;
  margin: 0 0 20px;
}

.legal li {
  margin-bottom: 8px;
}

.updated {
  display: inline-block;
  margin-bottom: 26px;
  padding: 6px 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #7d7768;
}

.backlink {
  display: inline-block;
  margin: 34px 0 0;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 560px) {
  body {
    font-size: 17px;
  }
  .pricebox__value {
    font-size: 44px;
  }
}