/* 江藤本舗 — 白基調の老舗デザイン（藍紺×朱・明朝） */
:root {
  --paper: #f7f3ea;
  --paper-deep: #efe8d8;
  --ai: #1f3a5a;
  --ai-deep: #16293f;
  --shu: #b23a2e;
  --ink: #2b2b28;
  --ink-soft: #5a574e;
  --line: #d8cfba;
  --serif: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", "MS PMincho", serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--serif);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.wrap { width: min(1040px, 92%); margin-inline: auto; }

/* header */
.topbar { height: 5px; background: var(--ai); }
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0;
  flex-wrap: wrap;
}
.brand { text-decoration: none; display: flex; align-items: baseline; gap: .8rem; }
.brand .name { font-size: 1.55rem; font-weight: 700; letter-spacing: .12em; color: var(--ai-deep); }
.brand .kana { font-size: .68rem; letter-spacing: .35em; color: var(--ink-soft); }
.gnav ul { list-style: none; display: flex; gap: 1.4rem; margin: 0; padding: 0; font-size: .95rem; }
.gnav a { text-decoration: none; color: var(--ink); padding-bottom: 3px; border-bottom: 2px solid transparent; transition: .2s; }
.gnav a:hover { color: var(--ai); border-color: var(--shu); }

/* hero */
.hero { background: var(--paper); }
.hero .wrap { padding: 4.5rem 0 3.5rem; }
.hero .since { color: var(--shu); letter-spacing: .3em; font-size: .85rem; }
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); margin: .6rem 0 0; letter-spacing: .1em; color: var(--ai-deep); line-height: 1.4; }
.hero .lead { margin-top: 1.4rem; max-width: 40rem; color: var(--ink-soft); }
.hero .rule { width: 64px; height: 2px; background: var(--ai); margin-top: 1.6rem; }

/* news */
.news { background: #fff; border-block: 1px solid var(--line); }
.news .wrap { display: flex; gap: 1.5rem; align-items: center; padding: 1rem 0; flex-wrap: wrap; }
.news h2 { font-size: .85rem; letter-spacing: .25em; color: var(--ai); margin: 0; white-space: nowrap; }
.news ul { list-style: none; margin: 0; padding: 0; flex: 1; min-width: 260px; font-size: .92rem; }
.news li { display: flex; gap: 1.4rem; padding: .35rem 0; border-bottom: 1px dotted var(--line); }
.news li:last-child { border-bottom: 0; }
.news time { color: var(--shu); white-space: nowrap; }

/* main grid */
.main { padding: 3.5rem 0 1rem; }
.main .grid { display: grid; grid-template-columns: 1fr 290px; gap: 3rem; }
@media (max-width: 860px) { .main .grid { grid-template-columns: 1fr; } }

.sec-label { color: var(--shu); letter-spacing: .3em; font-size: .75rem; text-transform: uppercase; }
.sec-title { font-size: 1.7rem; margin: .3rem 0 0; color: var(--ai-deep); letter-spacing: .06em; }
.sec-rule { width: 48px; height: 2px; background: var(--ai); margin: .9rem 0 1.6rem; }

.greeting p { margin: 0 0 1.1rem; }
.greeting .sign { text-align: right; color: var(--ink-soft); margin-top: 1.5rem; }
.greeting .sign b { color: var(--ink); font-size: 1.05rem; }

.works { margin-top: 3rem; }
.works ol { list-style: none; counter-reset: w; margin: 1.4rem 0 0; padding: 0; border-top: 1px solid var(--ai); }
.works li { counter-increment: w; position: relative; padding: 1.3rem .2rem 1.3rem 3.4rem; border-bottom: 1px solid var(--line); }
.works li::before { content: counter(w, decimal-leading-zero); position: absolute; left: .2rem; top: 1.35rem; color: var(--shu); font-size: 1.3rem; line-height: 1.2; }
.works h4 { margin: 0; font-size: 1.12rem; color: var(--ai-deep); }
.works p { margin: .5rem 0 0; color: var(--ink-soft); font-size: .96rem; }

/* sidebar */
.aside { display: flex; flex-direction: column; gap: 1.6rem; }
.card { border: 1px solid var(--line); background: #fff; }
.card > h3 { margin: 0; background: var(--ai); color: #fff; font-size: .9rem; letter-spacing: .15em; padding: .6rem 1rem; font-weight: 600; }
.card dl { margin: 0; padding: .4rem 1rem 1rem; }
.card dt { color: var(--ink-soft); font-size: .78rem; margin-top: .9rem; }
.card dd { margin: .15rem 0 0; }
.quality { border: 1px solid var(--shu); background: #fff; padding: 1.1rem 1.2rem; }
.quality h3 { margin: 0 0 .5rem; color: var(--shu); font-size: .95rem; }
.quality p { margin: 0; font-size: .9rem; color: var(--ink-soft); }
.seal { font-size: .78rem; color: var(--ink-soft); text-align: center; border: 1px dashed var(--line); padding: .8rem; }

/* footer */
.site-footer { margin-top: 4rem; background: var(--ai-deep); color: #d6dde6; }
.site-footer .wrap { padding: 3rem 0 2rem; }
.site-footer .fname { font-size: 1.3rem; color: #fff; letter-spacing: .12em; }
.site-footer address { font-style: normal; margin-top: 1rem; font-size: .92rem; line-height: 2; }
.site-footer a { color: #fff; }
.site-footer .fnav { margin-top: 1.4rem; font-size: .85rem; }
.site-footer .fnav a { color: #b9c4d2; text-decoration: none; margin-right: 1rem; }
.site-footer .fnav a:hover { color: #fff; }
.site-footer .copy { margin-top: 1.8rem; font-size: .75rem; color: #8b99ab; border-top: 1px solid #2c4663; padding-top: 1rem; }

/* privacy page */
.doc { padding: 3rem 0 2rem; }
.doc .wrap { width: min(760px, 92%); }
.doc h1 { color: var(--ai-deep); font-size: 2rem; letter-spacing: .06em; }
.doc h2 { color: var(--ai); font-size: 1.2rem; margin-top: 2.2rem; border-left: 4px solid var(--shu); padding-left: .7rem; }
.doc p, .doc li { color: var(--ink); }
.doc ul { padding-left: 1.3rem; }
.back { display: inline-block; margin-top: 2.5rem; color: var(--ai); text-decoration: none; border-bottom: 1px solid var(--shu); }