:root {
  --navy: #0a1522;
  --navy-soft: #10243a;
  --ink: #17202a;
  --cream: #f4efe5;
  --paper: #fbf8f1;
  --gold: #c89648;
  --gold-light: #e4c78f;
  --muted: #696b6f;
  --line: #ded7c9;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Arial, Helvetica, sans-serif; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

main { overflow: hidden; }
.site-header {
  height: 88px;
  padding: 0 clamp(24px, 6vw, 92px);
  background: var(--navy);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(228, 199, 143, 0.2);
}
.brand { display: inline-flex; align-items: center; gap: 12px; font: 600 1.3rem Georgia, serif; letter-spacing: .01em; }
.brand-logo {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  background: var(--gold-light);
  -webkit-mask: url("/bureau-books-logo.png") center / contain no-repeat;
  mask: url("/bureau-books-logo.png") center / contain no-repeat;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.22));
}
nav { display: flex; gap: clamp(20px, 4vw, 44px); font-size: .79rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
nav a { color: #ded9cf; transition: color .2s; }
nav a:hover { color: var(--gold-light); }

.hero {
  min-height: 650px;
  padding: 70px clamp(24px, 7vw, 110px) 82px;
  background: radial-gradient(circle at 75% 46%, #223b54 0, var(--navy-soft) 25%, var(--navy) 60%);
  color: white;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, .9fr);
  align-items: center;
  gap: 50px;
  position: relative;
}
.hero::before { content: ""; position: absolute; inset: 0; opacity: .16; background: repeating-linear-gradient(90deg, transparent 0 62px, rgba(255,255,255,.08) 63px); pointer-events: none; }
.hero-copy { position: relative; z-index: 2; max-width: 710px; }
.eyebrow { margin: 0 0 20px; color: var(--gold-light); font-size: .72rem; font-weight: 800; letter-spacing: .22em; text-transform: uppercase; }
.eyebrow.dark { color: #896123; }
.hero h1 { margin: 0; font: 500 clamp(3.8rem, 7.2vw, 7.2rem)/.91 Georgia, "Times New Roman", serif; letter-spacing: -.045em; }
.hero h1 em { color: var(--gold-light); font-weight: 400; }
.hero-intro { max-width: 600px; margin: 28px 0 0; color: #cfd3d8; font: 400 1.08rem/1.75 Arial, sans-serif; }
.hero-actions { margin-top: 35px; display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.button { min-height: 48px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; border-radius: 2px; border: 1px solid transparent; font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--gold); color: #111c27; }
.button-primary:hover { background: #dbad65; }
.text-link { color: #f4efe5; font-size: .84rem; font-weight: 700; border-bottom: 1px solid rgba(228,199,143,.55); padding: 8px 0; }
.text-link span { color: var(--gold-light); margin-left: 6px; }

.hero-art { position: relative; min-height: 460px; display: grid; place-items: center; }
.glow { position: absolute; width: 380px; height: 380px; border-radius: 50%; background: rgba(200,150,72,.2); filter: blur(55px); }
.book { position: absolute; border-radius: 3px 10px 10px 3px; box-shadow: -18px 26px 55px rgba(0,0,0,.45); }
.book::after { content: ""; position: absolute; right: -9px; top: 7px; bottom: 7px; width: 10px; background: repeating-linear-gradient(0deg, #d8cfb9 0 2px, #a89e88 3px); border-radius: 0 4px 4px 0; }
.book-back { width: 270px; height: 375px; background: #5b2f26; transform: translate(90px, 20px) rotate(8deg); display: flex; align-items: flex-end; padding: 26px; color: #d3aa70; font: 600 .66rem Arial; letter-spacing: .25em; }
.book-front { width: 285px; height: 405px; background: linear-gradient(145deg, #1d3450, #0b1c30); transform: translate(-52px, 2px) rotate(-8deg); border: 1px solid rgba(228,199,143,.45); display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--gold-light); }
.book-front strong { font: 400 7.4rem Georgia, serif; line-height: 1; }
.book-front small { margin: 12px 0 22px; font-size: .58rem; letter-spacing: .25em; }
.book-rule { width: 52%; height: 1px; background: rgba(228,199,143,.6); }
.headphones { position: absolute; width: 235px; height: 235px; transform: translate(120px, 85px) rotate(14deg); z-index: 3; }
.headband { position: absolute; inset: 0; border: 20px solid #9d6b32; border-bottom-color: transparent; border-radius: 50%; box-shadow: inset 0 0 0 6px #2a211b, 0 8px 18px rgba(0,0,0,.35); }
.ear { position: absolute; bottom: 1px; width: 63px; height: 94px; border-radius: 28px; background: linear-gradient(90deg, #3c2b23, #b58140 45%, #33251f); border: 8px solid #171516; box-shadow: 0 8px 18px rgba(0,0,0,.35); }
.ear-left { left: 0; transform: rotate(-12deg); }
.ear-right { right: 0; transform: rotate(12deg); }

.trust-strip { margin: -1px 0 0; padding: 26px clamp(24px, 7vw, 110px); background: #efe7d8; display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.trust-strip > div { display: flex; justify-content: center; align-items: center; gap: 16px; padding: 5px 24px; border-right: 1px solid #d5cbbb; }
.trust-strip > div:last-child { border: 0; }
.trust-strip > div > span { color: #916628; font: 600 1.25rem Georgia, serif; min-width: 28px; }
.trust-strip p { margin: 0; display: grid; gap: 4px; }
.trust-strip strong { font: 600 1rem Georgia, serif; }
.trust-strip small { color: var(--muted); font-size: .72rem; }

.catalog-section { padding: 100px clamp(24px, 7vw, 110px) 110px; }
.section-heading { display: grid; grid-template-columns: 1fr 460px; align-items: end; gap: 60px; max-width: 1200px; margin: 0 auto 50px; }
.section-heading h2, .how-intro h2 { margin: 0; font: 500 clamp(2.7rem, 5vw, 4.5rem)/1 Georgia, serif; letter-spacing: -.035em; }
.section-heading > p { margin: 0; color: var(--muted); line-height: 1.75; }
.catalog-grid { max-width: 1200px; margin: 0 auto; display: grid; gap: 28px; }
.book-card { display: grid; grid-template-columns: 210px 1fr; gap: 34px; border: 1px solid var(--line); background: white; padding: 28px; }
.cover-placeholder { min-height: 285px; background: var(--navy-soft); color: var(--gold-light); border: 1px solid var(--gold); display: grid; place-items: center; box-shadow: 8px 10px 0 #e5ddcf; }
.cover-placeholder span { font: 400 5rem Georgia, serif; }
.book-card-copy { align-self: center; }
.availability { color: #896123; font-size: .7rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.book-card h3, .empty-catalog h3 { margin: 7px 0; font: 500 2rem Georgia, serif; }
.author { color: #7e6339; }
.book-card-copy > p:not(.availability,.author) { color: var(--muted); line-height: 1.6; }
.card-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.button-outline { border-color: #bcb2a2; background: transparent; }
.button-outline:hover { border-color: var(--gold); }
.empty-catalog { max-width: 1200px; margin: 0 auto; min-height: 250px; border: 1px solid var(--line); background: linear-gradient(120deg, #f2ecdf, white); display: flex; align-items: center; gap: 34px; padding: 45px clamp(30px, 5vw, 70px); }
.empty-catalog p:last-child { margin: 10px 0 0; max-width: 660px; color: var(--muted); line-height: 1.7; }
.empty-seal { flex: 0 0 112px; height: 112px; border: 1px solid var(--gold); border-radius: 50%; display: grid; place-items: center; color: #9a6c2c; font: 400 3.6rem Georgia, serif; box-shadow: inset 0 0 0 7px var(--paper); }

.how-section { background: var(--navy); color: white; padding: 100px clamp(24px, 7vw, 110px); display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(60px, 9vw, 130px); }
.how-intro { max-width: 520px; }
.how-intro h2 { color: var(--cream); }
.how-intro > p:last-child { color: #bfc5cb; line-height: 1.75; margin-top: 25px; }
.steps { list-style: none; padding: 0; margin: 0; }
.steps li { display: grid; grid-template-columns: 60px 1fr; gap: 24px; padding: 24px 0 28px; border-bottom: 1px solid rgba(228,199,143,.22); }
.steps li:first-child { padding-top: 0; }
.steps li > span { color: var(--gold); font: 500 1.15rem Georgia, serif; }
.steps h3 { margin: 0 0 7px; font: 500 1.4rem Georgia, serif; }
.steps p { margin: 0; color: #bfc5cb; line-height: 1.6; font-size: .88rem; }

footer { padding: 40px clamp(24px, 7vw, 110px); background: #07101a; color: #cec8bd; display: flex; align-items: center; gap: 30px; }
.footer-brand { color: white; }
.footer-brand .brand-logo { width: 54px; height: 54px; }
footer > p { margin: 0; font: italic 1rem Georgia, serif; color: #a8a49d; }
.copyright { margin-left: auto !important; font: 400 .7rem Arial !important; letter-spacing: .06em; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 70px; }
  .hero-copy { text-align: center; margin: 0 auto; }
  .hero-actions { justify-content: center; }
  .hero-art { min-height: 430px; transform: scale(.88); margin: -20px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .how-section { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .site-header { height: auto; min-height: 80px; padding: 16px 20px; }
  nav { display: none; }
  .hero { min-height: auto; padding: 58px 22px 66px; }
  .hero h1 { font-size: clamp(3.35rem, 17vw, 5rem); }
  .hero-art { min-height: 350px; transform: scale(.68); margin: -60px -80px; }
  .trust-strip { grid-template-columns: 1fr; padding: 12px 24px; }
  .trust-strip > div { justify-content: flex-start; border-right: 0; border-bottom: 1px solid #d5cbbb; padding: 18px 4px; }
  .catalog-section, .how-section { padding: 74px 22px; }
  .book-card { grid-template-columns: 1fr; }
  .cover-placeholder { width: min(230px, 100%); }
  .empty-catalog { align-items: flex-start; flex-direction: column; padding: 34px 26px; }
  .empty-seal { flex-basis: 92px; width: 92px; height: 92px; }
  footer { align-items: flex-start; flex-direction: column; gap: 18px; }
  .copyright { margin-left: 0 !important; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}