:root{
  --bg:#f7f3eb;
  --bg-alt:#fbf7f0;
  --paper:#fffdf9;
  --paper-strong:#fffaf3;
  --ink:#1e1a17;
  --muted:#6f655d;
  --line:#d9cfc4;
  --line-soft:rgba(120,100,80,.14);
  --red:#8f1f1f;
  --red-dark:#681515;
  --red-soft:#b64a4a;
  --gold:#b08a57;
  --gold-soft:#d8c09a;
  --shadow:0 18px 40px rgba(30,26,23,.10);
  --shadow-soft:0 10px 24px rgba(30,26,23,.08);
  --radius:22px;
  --radius-sm:16px;
  --radius-lg:28px;
  --max:1180px;
  --nav-h:68px;
  --font-body: Georgia, "Times New Roman", serif;
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

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

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.7;
  background:
    linear-gradient(rgba(247,243,235,.94), rgba(247,243,235,.97)),
    url("/images/hanko-washi-paper-fibers.jpg") center/cover fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

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

a{
  color:var(--red-dark);
  text-decoration:none;
}

a:hover{
  text-decoration:underline;
}

button,
input,
textarea,
select{
  font:inherit;
}

::selection{
  background:rgba(143,31,31,.16);
  color:var(--ink);
}

/* Layout helpers */
.wrap{
  max-width:var(--max);
  margin:0 auto;
  padding:0 22px;
}

.narrow{
  max-width:860px;
}

.center{
  text-align:center;
}

.hidden{
  display:none !important;
}

/* Top navigation */
.topbar{
  position:sticky;
  top:0;
  z-index:80;
  min-height:var(--nav-h);
  backdrop-filter:blur(10px);
  background:rgba(255,253,249,.86);
  border-bottom:1px solid rgba(120,100,80,.12);
  transition:box-shadow .2s ease, background .2s ease;
}

.topbar.is-scrolled{
  box-shadow:0 8px 24px rgba(30,26,23,.08);
}

.topbar .inner{
  max-width:var(--max);
  margin:0 auto;
  min-height:var(--nav-h);
  padding:14px 22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
  font-weight:700;
  letter-spacing:.02em;
}

.brand a{
  color:inherit;
}

.brand-mark{
  width:38px;
  height:38px;
  flex:0 0 auto;
  border-radius:50%;
  background:url("/images/hanko-vermilion-impression-closeup.jpg") center/cover no-repeat;
  border:2px solid rgba(143,31,31,.18);
  box-shadow:0 6px 18px rgba(143,31,31,.14);
}

.brand span{
  font-size:1.02rem;
  color:var(--ink);
}

.nav{
  display:flex;
  flex-wrap:wrap;
  gap:16px 18px;
  justify-content:flex-end;
  align-items:center;
}

.nav a{
  font-family:var(--font-ui);
  font-size:.95rem;
  color:#3d352f;
}

.nav a[aria-current="page"]{
  color:var(--red-dark);
  font-weight:700;
}

.nav-toggle{
  display:none;
  border:1px solid var(--line);
  background:var(--paper);
  color:var(--ink);
  border-radius:12px;
  padding:10px 12px;
  cursor:pointer;
  box-shadow:var(--shadow-soft);
}

/* Hero */
.hero{
  position:relative;
  min-height:76vh;
  display:flex;
  align-items:end;
  color:#fff8ef;
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
  overflow:hidden;
}

.hero::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:140px;
  background:linear-gradient(to bottom, rgba(247,243,235,0), rgba(247,243,235,1));
}

.hero.hero-dark{
  background-image:
    linear-gradient(90deg, rgba(24,20,18,.78) 0%, rgba(24,20,18,.50) 38%, rgba(24,20,18,.16) 64%, rgba(24,20,18,.06) 100%),
    var(--hero-image);
}

.hero.hero-light{
  color:var(--ink);
  background-image:
    linear-gradient(90deg, rgba(255,253,249,.88) 0%, rgba(255,253,249,.68) 36%, rgba(255,253,249,.26) 62%, rgba(255,253,249,.08) 100%),
    var(--hero-image);
}

.hero-inner{
  position:relative;
  z-index:1;
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:90px 22px 110px;
}

.eyebrow{
  display:inline-block;
  font-family:var(--font-ui);
  font-size:.84rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  padding:8px 12px;
  border-radius:999px;
  margin-bottom:18px;
}

.hero-dark .eyebrow{
  border:1px solid rgba(255,248,239,.28);
  background:rgba(255,248,239,.08);
  color:#fff8ef;
}

.hero-light .eyebrow{
  border:1px solid rgba(104,21,21,.12);
  background:rgba(255,255,255,.55);
  color:var(--red-dark);
}

.hero h1{
  margin:0;
  max-width:780px;
  font-size:clamp(2.4rem, 6vw, 5rem);
  line-height:1.02;
  letter-spacing:-.03em;
}

.hero p{
  max-width:720px;
  margin:22px 0 0;
  font-size:1.12rem;
}

.hero-dark p{
  color:rgba(255,248,239,.9);
}

.hero-light p{
  color:#463c35;
}

.meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 16px;
  margin-top:26px;
  font-family:var(--font-ui);
  font-size:.95rem;
}

.hero-dark .meta{
  color:rgba(255,248,239,.78);
}

.hero-light .meta{
  color:var(--muted);
}

/* Intro overlap card */
.intro{
  margin-top:-48px;
  position:relative;
  z-index:2;
}

.intro-card{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:26px;
  padding:28px;
  background:var(--paper);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

.intro-card p:first-child{
  margin-top:0;
  font-size:1.18rem;
}

.aside-note{
  background:var(--bg-alt);
  border:1px solid var(--line);
  border-radius:18px;
  padding:18px;
}

.aside-note h2,
.aside-note h3{
  margin:0 0 8px;
  font-size:1rem;
  letter-spacing:.02em;
}

.aside-note p{
  margin:0;
  color:var(--muted);
  font-size:.98rem;
}

/* Section */
section.content{
  padding:44px 0 10px;
}

.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:18px;
}

.section-head h2{
  margin:0;
  font-size:clamp(1.7rem, 3vw, 2.8rem);
  line-height:1.1;
  letter-spacing:-.02em;
}

.section-head p{
  max-width:460px;
  margin:0;
  color:var(--muted);
  font-size:1rem;
}

/* Cards */
.card{
  background:var(--paper);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
}

.card .body{
  padding:22px;
}

.card h3{
  margin:0 0 10px;
  font-size:1.35rem;
  line-height:1.2;
}

.card p:last-child{
  margin-bottom:0;
}

.image-top{
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
}

/* Grids */
.grid-2{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:26px;
}

.grid-3{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:22px;
}

.grid-4{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:18px;
}

/* Timeline */
.timeline{
  display:grid;
  grid-template-columns:repeat(5, 1fr);
  gap:14px;
  margin-top:22px;
}

.time-item{
  background:var(--paper);
  border:1px solid var(--line-soft);
  border-radius:18px;
  padding:18px;
  box-shadow:var(--shadow);
}

.time-item .year{
  color:var(--red);
  font-family:var(--font-ui);
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:8px;
  font-size:.95rem;
}

.time-item h3{
  margin:0 0 8px;
  font-size:1.08rem;
  line-height:1.2;
}

.time-item p{
  margin:0;
  color:var(--muted);
  font-size:.95rem;
}

/* Quote block */
.quote-block{
  margin:34px 0;
  padding:34px 28px;
  border-radius:28px;
  background:
    linear-gradient(135deg, rgba(255,253,249,.92), rgba(250,245,237,.96)),
    url("/images/hanko-shadow-on-paper.jpg") right center/contain no-repeat;
  border:1px solid var(--line-soft);
  box-shadow:var(--shadow);
}

.quote-block blockquote{
  margin:0;
  max-width:760px;
  font-size:clamp(1.4rem, 2.5vw, 2rem);
  line-height:1.35;
  letter-spacing:-.02em;
}

.quote-block cite{
  display:block;
  margin-top:14px;
  color:var(--muted);
  font-style:normal;
}

/* Compare panels */
.compare{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
  margin-top:18px;
}

.compare .panel{
  background:var(--paper);
  border:1px solid var(--line-soft);
  border-radius:20px;
  padding:22px;
  box-shadow:var(--shadow);
}

.compare h3{
  margin:0 0 10px;
}

.compare ul{
  margin:0;
  padding-left:18px;
}

.compare li{
  margin:0 0 8px;
}

/* Feature band */
.feature-band{
  margin:42px 0;
  border-radius:28px;
  overflow:hidden;
  position:relative;
  min-height:360px;
  display:flex;
  align-items:end;
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
  box-shadow:var(--shadow);
}

.feature-band.dark{
  color:#fff8ef;
  background-image:
    linear-gradient(90deg, rgba(18,14,12,.74), rgba(18,14,12,.28) 58%, rgba(18,14,12,.08) 100%),
    var(--band-image);
}

.feature-band.light{
  color:var(--ink);
  background-image:
    linear-gradient(90deg, rgba(255,253,249,.82), rgba(255,253,249,.36) 58%, rgba(255,253,249,.08) 100%),
    var(--band-image);
}

.feature-band .overlay{
  padding:34px 30px;
  max-width:640px;
}

.feature-band h2{
  margin:0 0 10px;
  font-size:clamp(1.9rem, 3vw, 3rem);
  line-height:1.1;
}

.feature-band p{
  margin:0;
  font-size:1.05rem;
}

.feature-band.dark p{
  color:rgba(255,248,239,.9);
}

.feature-band.light p{
  color:#463c35;
}

/* Related cards */
.related{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:18px;
  margin-top:20px;
}

.cardlink{
  display:block;
  background:var(--paper);
  border:1px solid var(--line-soft);
  border-radius:20px;
  overflow:hidden;
  box-shadow:var(--shadow);
  color:inherit;
  transition:transform .18s ease, box-shadow .18s ease;
}

.cardlink:hover{
  text-decoration:none;
  transform:translateY(-2px);
  box-shadow:0 20px 44px rgba(30,26,23,.12);
}

.thumb{
  width:100%;
  aspect-ratio:16 / 10;
  object-fit:cover;
}

.copy{
  padding:16px;
}

.copy h3{
  margin:0 0 8px;
  font-size:1.06rem;
  line-height:1.25;
}

.copy p{
  margin:0;
  color:var(--muted);
  font-size:.93rem;
}

/* Prose */
.prose{
  max-width:800px;
}

.prose > *:first-child{
  margin-top:0;
}

.prose h2,
.prose h3,
.prose h4{
  line-height:1.15;
  letter-spacing:-.02em;
}

.prose h2{
  font-size:clamp(1.8rem, 3vw, 2.6rem);
  margin:1.8em 0 .5em;
}

.prose h3{
  font-size:1.36rem;
  margin:1.5em 0 .45em;
}

.prose p,
.prose li{
  font-size:1.05rem;
}

.prose figure{
  margin:30px 0;
}

.prose figcaption{
  margin-top:10px;
  color:var(--muted);
  font-size:.95rem;
  font-family:var(--font-ui);
}

.prose img{
  border-radius:20px;
  box-shadow:var(--shadow);
  border:1px solid var(--line-soft);
}

.prose hr{
  border:none;
  border-top:1px solid var(--line);
  margin:32px 0;
}

.prose blockquote{
  margin:28px 0;
  padding:18px 20px;
  border-left:4px solid var(--red);
  background:var(--bg-alt);
  border-radius:14px;
}

.prose table{
  width:100%;
  border-collapse:collapse;
  margin:26px 0;
  font-family:var(--font-ui);
  font-size:.96rem;
  background:var(--paper);
  border:1px solid var(--line-soft);
  box-shadow:var(--shadow-soft);
  border-radius:18px;
  overflow:hidden;
}

.prose th,
.prose td{
  border-bottom:1px solid var(--line);
  padding:12px 14px;
  text-align:left;
  vertical-align:top;
}

.prose th{
  background:#faf5ee;
}

.prose tr:last-child td{
  border-bottom:none;
}

/* Image strips */
.image-strip{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:16px;
  margin:24px 0;
}

.image-strip img{
  width:100%;
  aspect-ratio:4 / 3;
  object-fit:cover;
  border-radius:20px;
  box-shadow:var(--shadow);
  border:1px solid var(--line-soft);
}

/* Footer */
.footer{
  margin-top:58px;
  border-top:1px solid rgba(120,100,80,.14);
  padding:28px 0 48px;
  color:var(--muted);
  font-family:var(--font-ui);
  font-size:.95rem;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:18px;
  align-items:start;
}

.footer a{
  color:inherit;
}

/* Utility classes */
.mt-0{margin-top:0 !important}
.mb-0{margin-bottom:0 !important}
.mb-16{margin-bottom:16px !important}
.mb-24{margin-bottom:24px !important}
.mb-32{margin-bottom:32px !important}
.mb-40{margin-bottom:40px !important}

.paper{
  background:var(--paper);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

.pad-20{padding:20px}
.pad-24{padding:24px}
.pad-28{padding:28px}

/* Responsive */
@media (max-width:1080px){
  .timeline{grid-template-columns:repeat(3,1fr)}
  .related{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:840px){
  .intro-card,
  .grid-2,
  .grid-3,
  .compare,
  .footer-grid{
    grid-template-columns:1fr;
  }

  .section-head{
    display:block;
  }

  .section-head p{
    margin-top:10px;
  }

  .timeline{
    grid-template-columns:1fr 1fr;
  }

  .hero{
    min-height:66vh;
  }

  .hero-inner{
    padding:74px 22px 94px;
  }

  .image-strip{
    grid-template-columns:1fr;
  }
}

@media (max-width:700px){
  .nav-toggle{
    display:inline-flex;
    align-items:center;
    justify-content:center;
  }

  .nav{
    display:none;
    position:absolute;
    left:14px;
    right:14px;
    top:calc(100% + 8px);
    padding:14px;
    background:rgba(255,253,249,.98);
    border:1px solid var(--line);
    border-radius:18px;
    box-shadow:var(--shadow);
    flex-direction:column;
    align-items:flex-start;
  }

  .topbar.nav-open .nav{
    display:flex;
  }

  .topbar .inner{
    position:relative;
  }
}

@media (max-width:560px){
  .timeline,
  .related,
  .grid-4{
    grid-template-columns:1fr;
  }

  .intro-card{
    padding:22px;
  }

  .card .body,
  .compare .panel{
    padding:18px;
  }

  .quote-block{
    padding:24px 20px;
    background-size:cover;
  }

  .hero h1{
    font-size:clamp(2.1rem, 11vw, 3.4rem);
  }

  .hero p{
    font-size:1rem;
  }
}

@media (prefers-reduced-motion:reduce){
  html{
    scroll-behavior:auto;
  }

  *,
  *::before,
  *::after{
    animation:none !important;
    transition:none !important;
  }
}