/* Tricolore: 濃紺の地、白い線と粒子、赤はアクセントの一点だけ。全ページ共通のダーク単一テーマ */
:root {
  color-scheme: dark;
  --void: #040a18;
  --deep: #0b1f3f;
  --panel: #0a1730;
  --ink: #f5f7fb;
  --dim: #8e9bb6;
  --line: rgba(255, 255, 255, 0.12);
  --red: #e8343a;
  --blue: #7896ff;
  --f-jp: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --f-en: "Barlow", "Helvetica Neue", Arial, sans-serif;
  --gut: clamp(16px, 5vw, 80px);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--void); color: var(--ink); font-family: var(--f-jp); line-height: 1.8; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 1px solid var(--red); outline-offset: 4px; }

/* header */
.head { position: absolute; z-index: 20; top: 0; left: 0; right: 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: calc(env(safe-area-inset-top, 0px) + 22px) var(--gut) 22px; background: linear-gradient(rgba(4,10,24,.85), transparent); }
.head .logo img { height: 38px; width: auto; }
.nav { display: flex; gap: clamp(18px, 2.6vw, 38px); font-family: var(--f-en); font-size: 12px; letter-spacing: .24em; color: var(--dim); }
.nav a { position: relative; padding: 6px 0; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.nav a[aria-current="page"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--red); }
.menu-btn { display: none; background: none; border: 1px solid var(--line); color: var(--ink); font-family: var(--f-en); font-size: 11px; letter-spacing: .24em; padding: 8px 12px; border-radius: 2px; cursor: pointer; }
@media (max-width: 760px) {
  .head .logo img { height: 28px; }
  .menu-btn { display: block; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; background: rgba(4,10,24,.97); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 8px var(--gut); }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
  .nav a:last-child { border-bottom: 0; }
  .nav a[aria-current="page"]::after { display: none; }
  .head.open .nav { display: flex; }
}

/* top hero */
.hero { position: relative; height: clamp(560px, 100svh, 960px); overflow: hidden; background: radial-gradient(120% 80% at 70% 70%, var(--deep), var(--void) 70%); }
.field { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hud { position: absolute; inset: 0; pointer-events: none; font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; color: var(--dim); }
.corner { position: absolute; width: 22px; height: 22px; border-color: var(--line); border-style: solid; }
.c1 { top: 84px; left: var(--gut); border-width: 1px 0 0 1px; }
.c2 { top: 84px; right: var(--gut); border-width: 1px 1px 0 0; }
.c3 { bottom: 28px; left: var(--gut); border-width: 0 0 1px 1px; }
.c4 { bottom: 28px; right: var(--gut); border-width: 0 1px 1px 0; }
.readout { position: absolute; bottom: 40px; left: calc(var(--gut) + 34px); display: grid; gap: 4px; }
.readout b { color: var(--ink); font-weight: 400; }
.stream { position: absolute; top: 120px; right: calc(var(--gut) + 34px); width: 210px; display: grid; gap: 3px; text-align: right; opacity: .8; }
.stream div:first-child { color: var(--red); }
.copy { position: absolute; z-index: 3; left: var(--gut); top: 50%; transform: translateY(-50%); max-width: min(640px, calc(100% - 32px)); pointer-events: none; }
.tag { font-family: var(--f-mono); font-size: 11px; letter-spacing: .3em; color: var(--red); margin: 0 0 28px; display: flex; align-items: center; gap: 12px; }
.tag::before { content: ""; width: 28px; height: 1px; background: var(--red); }
.hero h1 { font-weight: 500; font-size: clamp(30px, 5.2vw, 64px); line-height: 1.32; letter-spacing: .06em; margin: 0; text-wrap: balance; text-shadow: 0 0 40px rgba(4, 10, 24, .9); }
.sub { font-family: var(--f-en); font-weight: 300; font-size: clamp(14px, 1.4vw, 17px); letter-spacing: .34em; text-transform: uppercase; color: var(--dim); margin: 26px 0 0; }
@media (max-width: 760px) { .stream { display: none; } .copy { top: auto; bottom: 104px; transform: none; } .sub { font-size: 12px; letter-spacing: .16em; } }

/* entries */
.entries { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.entry { position: relative; padding: clamp(28px, 4vw, 48px) clamp(16px, 3vw, 40px); border-right: 1px solid var(--line); display: grid; gap: 14px; min-width: 0; transition: background .4s; }
.entry:last-child { border-right: 0; }
.entry:hover { background: rgba(255, 255, 255, .03); }
.entry .k { font-family: var(--f-en); font-size: 13px; letter-spacing: .32em; display: flex; justify-content: space-between; align-items: center; }
.entry .k i { font-style: normal; font-family: var(--f-mono); color: var(--dim); transition: transform .3s, color .3s; }
.entry:hover .k i { transform: translateX(4px); color: var(--red); }
.entry p { margin: 0; font-size: 15px; }
.entry::after { content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0; background: var(--red); transition: width .5s; }
.entry:hover::after { width: 100%; }
@media (max-width: 760px) { .entries { grid-template-columns: 1fr; } .entry { border-right: 0; border-bottom: 1px solid var(--line); } }

/* sub pages */
.band { position: relative; height: clamp(300px, 46vh, 440px); overflow: hidden; background: radial-gradient(120% 90% at 70% 90%, var(--deep), var(--void) 70%); border-bottom: 1px solid var(--line); }
.band .title { position: absolute; z-index: 3; left: var(--gut); bottom: clamp(32px, 6vh, 56px); pointer-events: none; }
.band .title .en { font-family: var(--f-en); font-weight: 300; font-size: clamp(40px, 7vw, 88px); letter-spacing: .14em; line-height: 1; margin: 0; }
.band .title .jp { margin: 16px 0 0; font-size: 14px; letter-spacing: .2em; color: var(--dim); display: flex; align-items: center; gap: 12px; }
.band .title .jp::before { content: ""; width: 24px; height: 1px; background: var(--red); }
.wrap { max-width: 1120px; margin-inline: auto; padding-inline: var(--gut); }
.section { padding-block: clamp(56px, 9vw, 112px); }
.lead { max-width: 36em; color: var(--dim); margin: 0 0 48px; }

.rows { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.rows li { display: grid; grid-template-columns: minmax(180px, 260px) 1fr; gap: 8px 48px; padding-block: clamp(28px, 4vw, 44px); border-bottom: 1px solid var(--line); }
.rows .lab { font-family: var(--f-mono); font-size: 11px; letter-spacing: .24em; color: var(--red); padding-top: 8px; }
.rows .body { min-width: 0; }
.rows h2 { font-weight: 500; font-size: clamp(20px, 2.4vw, 26px); letter-spacing: .04em; margin: 0 0 8px; }
.rows p { margin: 0; color: var(--dim); }
@media (max-width: 760px) { .rows li { grid-template-columns: 1fr; } .rows .lab { padding-top: 0; } }

.products { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.product { background: var(--void); padding: clamp(32px, 5vw, 64px); display: grid; gap: 18px; min-width: 0; position: relative; overflow: hidden; }
.product::before { content: ""; position: absolute; inset: auto -20% -60% -20%; height: 120%; background: radial-gradient(closest-side, rgba(120,150,255,.14), transparent); pointer-events: none; }
.product .name { font-family: var(--f-en); font-weight: 500; font-size: clamp(30px, 4vw, 46px); letter-spacing: .16em; margin: 0; }
.product .name span { color: var(--red); }
.product p { margin: 0; color: var(--dim); position: relative; }
@media (max-width: 760px) { .products { grid-template-columns: 1fr; } }

.profile { margin: 0; display: grid; grid-template-columns: minmax(140px, 220px) 1fr; border-top: 1px solid var(--line); }
.profile dt, .profile dd { padding-block: 20px; border-bottom: 1px solid var(--line); margin: 0; }
.profile dt { color: var(--dim); font-size: 14px; }
.profile dd { min-width: 0; }
.profile ul { margin: 0; padding-left: 1.2em; }
.profile a { border-bottom: 1px solid var(--red); }
@media (max-width: 760px) { .profile { grid-template-columns: 1fr; } .profile dt { border-bottom: 0; padding-bottom: 0; } .profile dd { padding-top: 4px; } }

/* form */
.form { display: grid; gap: 22px; max-width: 760px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field-w { display: grid; gap: 8px; min-width: 0; }
.field-head { display: flex; align-items: baseline; gap: 8px; }
label { font-size: 14px; font-weight: 500; }
.req { color: var(--red); font-size: 12px; }
input, select, textarea { font: inherit; font-size: 16px; color: var(--ink); background: var(--panel); border: 1px solid var(--line); border-radius: 2px; padding: 12px 14px; width: 100%; }
textarea { min-height: 180px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 1px solid var(--red); border-color: transparent; }
.btn { justify-self: start; font: inherit; font-family: var(--f-en); font-weight: 500; letter-spacing: .24em; background: var(--ink); color: var(--void); border: 0; border-radius: 2px; padding: 16px 44px; cursor: pointer; transition: background .3s, color .3s; }
.btn:hover { background: var(--red); color: #fff; }
.form-note { font-size: 13px; color: var(--dim); margin: 0; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
@media (max-width: 760px) { .row2 { grid-template-columns: 1fr; } }

/* notice / balance sheet */
.notice-list h2 { font-weight: 500; font-size: 22px; margin: 0 0 20px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.notice-item h3 { font-size: 18px; font-weight: 500; margin: 0 0 8px; }
.notice-meta { display: grid; grid-template-columns: auto 1fr; gap: 2px 16px; margin: 0 0 28px; font-size: 14px; color: var(--dim); }
.notice-meta dd { margin: 0; }
.bs-paper { background: #fff; color: #0b1f3f; padding: clamp(20px, 4vw, 40px); border-radius: 2px; }
.bs-head { text-align: right; font-size: 14px; margin-bottom: 16px; }
.bs-head p { margin: 0 0 6px; }
.bs-head .bs-title { text-align: center; font-weight: 700; font-size: 17px; margin-bottom: 12px; }
.bs-caption { display: flex; justify-content: space-between; gap: 12px; font-weight: 700; margin: 0 0 8px; }
.bs-caption span { font-weight: 400; font-size: 13px; }
.bs-scroll { overflow-x: auto; }
.bs { width: 100%; min-width: 560px; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.bs th, .bs td { border: 1px solid #c9d0de; padding: 6px 10px; text-align: left; font-weight: 400; }
.bs thead th { background: #eef1f7; font-weight: 700; text-align: center; }
.bs .grp { font-weight: 700; }
.bs .ind { padding-left: 22px; } .bs .ind2 { padding-left: 34px; } .bs .ind3 { padding-left: 46px; }
.bs .num { text-align: right; white-space: nowrap; }
.bs tfoot th, .bs tfoot td { font-weight: 700; border-top: 2px solid #0b1f3f; }
.bs-note { font-size: 14px; margin: 12px 0 0; }

.back { display: inline-flex; gap: 10px; margin-top: 40px; font-family: var(--f-en); letter-spacing: .2em; font-size: 13px; color: var(--dim); }
.back:hover { color: var(--ink); }

/* footer */
.foot { border-top: 1px solid var(--line); padding: 48px var(--gut) calc(env(safe-area-inset-bottom, 0px) + 32px); display: grid; grid-template-columns: auto 1fr; gap: 28px 48px; align-items: start; }
.foot .logo img { height: 34px; width: auto; }
.foot nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px 28px; font-family: var(--f-en); font-size: 12px; letter-spacing: .2em; color: var(--dim); }
.foot nav a:hover { color: var(--ink); }
.foot small { grid-column: 1 / -1; font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; color: var(--dim); }
@media (max-width: 760px) { .foot { grid-template-columns: 1fr; } .foot nav { justify-content: flex-start; } }

/* business rows with photos */
.rows-img li { grid-template-columns: minmax(0, 44%) 1fr; align-items: center; gap: 24px clamp(28px, 5vw, 64px); }
.rows-img li:nth-child(even) { grid-template-columns: 1fr minmax(0, 44%); }
.rows-img li:nth-child(even) .ph { order: 2; }
.rows-img .body { display: grid; gap: 4px; }
.rows-img .lab { padding-top: 0; margin-bottom: 8px; }
.ph { position: relative; margin: 0; aspect-ratio: 3 / 2; max-width: 100%; overflow: hidden; border-radius: 2px; background: var(--panel); }
.ph img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s ease; filter: saturate(.85) contrast(1.05); }
.ph::after { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, rgba(11,31,63,.05), rgba(4,10,24,.45)); mix-blend-mode: multiply; pointer-events: none; }
.ph::before { content: ""; position: absolute; z-index: 1; left: 12px; top: 12px; width: 14px; height: 14px; border-top: 1px solid rgba(255,255,255,.6); border-left: 1px solid rgba(255,255,255,.6); pointer-events: none; }
.rows-img li:hover .ph img { transform: scale(1.04); }
@media (max-width: 760px) { .rows-img li, .rows-img li:nth-child(even) { grid-template-columns: 1fr; } .rows-img li:nth-child(even) .ph { order: 0; } }
@media (prefers-reduced-motion: reduce) { .ph img { transition: none; } }