:root { --paper: #f6f1ea; --ink: #241c18; --navy: #1c3554; --sand: #c4a574; --line: #e4d9cc; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "Sawarabi Mincho", serif; font-size: 1.08rem; line-height: 1.6; }
img { max-width: 100%; display: block; }
figure { margin: 0; }
p, a, h1, li, figcaption { overflow-wrap: anywhere; }
a { color: var(--navy); }
h1, h2, h3 { font-family: "Zen Antique", serif; font-weight: 400; line-height: 1.15; margin: 0 0 0.4em; }
header { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 22px; background: #fffdf9; border-bottom: 1px solid var(--ink); }
.logo { color: var(--ink); text-decoration: none; font-family: "Zen Antique", serif; font-size: 1.45rem; }
.nav { display: flex; gap: 16px; }
.nav a { color: var(--ink); text-decoration: none; }
.nav-toggle { display: none; background: var(--navy); color: #fff; border: 0; padding: 7px 12px; font: inherit; }
.ov-split { display: grid; grid-template-columns: 0.72fr 1.28fr; }
.ov-split img { width: 100%; height: 640px; object-fit: cover; object-position: center top; }
.ov-split figcaption { padding: 8px 12px 12px; }
.ov-split div { padding: 48px max(20px, calc((100vw - 1100px) / 2)) 48px 36px; display: flex; flex-direction: column; justify-content: center; }
.ov-split h1 { font-size: clamp(2.3rem, 4.4vw, 3.8rem); }
.btn { display: inline-block; margin-top: 12px; background: var(--navy); color: #fff; text-decoration: none; padding: 10px 16px; width: fit-content; }
.ov-bell { max-width: 520px; margin: 0 auto; padding: 48px 20px; text-align: center; }
.ov-bell img { width: 100%; height: auto; }
.ov-bell figcaption { padding-top: 12px; text-align: left; }
.ov-rail { max-width: 800px; margin: 0 auto; padding: 10px 20px 36px; }
.ov-rail article { display: grid; grid-template-columns: 64px 1fr; gap: 12px; padding: 16px 0; border-top: 1px solid var(--line); }
.ov-rail span { font-family: "Zen Antique", serif; font-size: 1.8rem; color: var(--sand); }
.ov-quote { padding: 56px 12vw; background: var(--navy); color: #f6f1ea; }
.ov-quote p { margin: 0; font-family: "Zen Antique", serif; font-size: clamp(1.6rem, 3vw, 2.3rem); }
.ov-pair { display: grid; grid-template-columns: 1.6fr 0.8fr; }
.ov-pair article { padding: 36px 8vw; min-width: 0; }
.ov-pair article:last-child { background: #efe6da; padding: 36px 28px; }
.ov-line { margin: 0 8vw 28px; padding-top: 16px; border-top: 4px solid var(--sand); font-size: 1.25rem; }
.ov-qa { max-width: 720px; margin: 0 auto; padding: 8px 20px 20px; }
.ov-qa div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.ov-qa b { display: block; }
.ov-form, .ov-end, .ov-title { max-width: 700px; margin: 0 auto; padding: 28px 20px 64px; }
.ov-title { padding-top: 40px; }
.ov-title h1 { font-size: clamp(2.8rem, 7vw, 4.6rem); }
form { display: flex; flex-direction: column; gap: 10px; }
label { font-size: 0.92rem; }
input, textarea { font: inherit; width: 100%; padding: 10px 12px; border: 1px solid #d2c6b8; background: #fff; color: var(--ink); }
button[type="submit"] { font: inherit; background: var(--navy); color: #fff; border: 0; padding: 12px 16px; width: fit-content; cursor: pointer; }
.ov-uneven { display: grid; grid-template-columns: 0.7fr 1.3fr; }
.ov-uneven article { padding: 28px 32px; min-width: 0; }
.ov-uneven article:first-child { background: var(--navy); color: #f6f1ea; }
.ov-count { padding: 10px 8vw 24px; }
.ov-count li { margin: 0 0 12px; }
.ov-frame { padding: 8px 8vw 24px; display: grid; grid-template-columns: 280px 1fr; gap: 20px; align-items: center; }
.ov-frame img { width: 100%; }
.ov-dash { margin: 8px 8vw 20px; padding: 16px 18px; outline: 1px dashed var(--navy); }
.ov-where { padding: 8px 8vw 16px; columns: 2; column-gap: 32px; }
.ov-hour { padding: 20px 8vw; background: #efe6da; }
.ov-giant { padding: 28px 6vw 0; }
.ov-giant h1 { font-size: clamp(2.8rem, 9vw, 6.4rem); }
.ov-block { padding: 8px 6vw 12px; max-width: 36em; }
.ov-links { display: flex; flex-direction: column; gap: 4px; padding: 8px 6vw 20px; }
.ov-links a { text-decoration: none; color: var(--ink); font-size: clamp(1.1rem, 2.6vw, 1.7rem); }
.ov-wide img { width: 100%; max-height: 560px; object-fit: cover; }
.ov-wide figcaption { padding: 10px 6vw 0; }
.ov-write { padding: 16px 6vw; }
.ov-ribbon { padding: 18px 6vw; background: var(--navy); color: #f6f1ea; }
footer { padding: 24px 22px 32px; border-top: 1px solid var(--ink); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
footer a { color: var(--ink); }
.modal[hidden] { display: none; }
.modal { position: fixed; inset: 0; background: rgba(28, 22, 18, 0.5); display: grid; place-items: center; z-index: 40; padding: 20px; }
.modal div { background: #fff; padding: 26px 22px; max-width: 420px; width: 100%; }
.modal button { font: inherit; margin-top: 14px; background: var(--navy); color: #fff; border: 0; padding: 8px 14px; }
@media (max-width: 800px) {
  .nav-toggle { display: inline-flex; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fffdf9; flex-direction: column; padding: 12px 22px 16px; border-bottom: 1px solid var(--ink); }
  .nav.is-open { display: flex; }
  .ov-split, .ov-pair, .ov-uneven, .ov-frame { grid-template-columns: 1fr; }
  .ov-split img { height: 520px; object-position: center top; }
  .ov-where { columns: 1; }
  .logo { font-size: 1.2rem; }
  .ov-rail article { grid-template-columns: 42px 1fr; }
}