/* ====================================================================
   DJ CULTURE HISTORY — Otolight トンマナ（黒い前衛 × 精密ラベル）
   設計トークン：design_tokens_otolight.md より
   ==================================================================== */

:root {
  /* 純白テーマ（2026-07 site.cssと統一） */
  --bg: #FFFFFF;
  --panel: #F5F5F5;
  --panel2: #EFEFEF;
  --ink: #111111;
  --hi: #000000;
  --dim: #767676;
  --dim2: #AEAEAE;
  --line: rgba(0, 0, 0, 0.11);
  --line2: rgba(0, 0, 0, 0.05);
  --accent: #000000;
  --accent2: #767676;

  /* type colors（白地で見えるダークグレー階調） */
  --t-venue: #111111;
  --t-person: #4A4A4A;
  --t-machine: #6E6E6E;
  --t-software: #9A9A9A;
  --t-concept: #808080;

  --mono: "Space Mono", "SF Mono", ui-monospace, Menlo, monospace;
  --sans: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  height: 100%;
}

body { overflow-x: hidden; }

/* film grain overlay 0.06 */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.06;
  mix-blend-mode: multiply;
  display: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* mono label helper */
.mono { font-family: var(--mono); letter-spacing: 0.04em; }
.idx {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dim2);
  letter-spacing: 0.12em;
}

/* ========================= HEADER ========================= */
header.site {
  padding: 34px clamp(20px, 5vw, 64px) 22px;
  border-bottom: 1px solid var(--line2);
}
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--accent);
  text-transform: uppercase;
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
.eyebrow .sep { color: var(--dim2); }
h1.title {
  margin-top: 16px;
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 300;
  letter-spacing: 0.01em;
  color: var(--hi);
  line-height: 1.2;
}
.tagline {
  margin-top: 10px;
  color: var(--dim);
  font-size: 14px;
  font-weight: 300;
  max-width: 640px;
  line-height: 1.7;
}
.integrity {
  margin-top: 18px;
  display: inline-flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--panel);
  font-size: 12px;
  color: var(--dim);
  font-family: var(--mono);
  letter-spacing: 0.02em;
}
.integrity b { color: var(--ink); font-weight: 500; }
.integrity .dot { color: var(--accent); }

/* ========================= CONTROLS ========================= */
.controls {
  display: flex;
  gap: 24px;
  align-items: center;
  padding: 16px clamp(20px, 5vw, 64px);
  border-bottom: 1px solid var(--line2);
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  z-index: 50;
}
.viewtoggle { display: flex; border: 1px solid var(--line); border-radius: 2px; overflow: hidden; }
.viewtoggle button {
  background: transparent;
  color: var(--dim);
  border: none;
  padding: 8px 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all 0.15s;
}
.viewtoggle button + button { border-left: 1px solid var(--line); }
.viewtoggle button.active { background: var(--accent); color: #fff; }
.viewtoggle button:not(.active):hover { color: var(--ink); background: var(--panel); }

.legend { display: flex; gap: 16px; flex-wrap: wrap; font-family: var(--mono); font-size: 11px; color: var(--dim); }
.legend .li { display: inline-flex; gap: 6px; align-items: center; letter-spacing: 0.04em; }
.legend .swatch { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.legend .swatch.researching { background: transparent; border: 1px dashed var(--dim2); }

/* ========================= STAGE ========================= */
main { position: relative; }
.view { display: none; }
.view.active { display: block; }

/* ---------- TIMELINE ---------- */
#timeline { padding: 40px clamp(20px, 5vw, 64px) 120px; }
.tl-wrap { position: relative; max-width: 880px; margin: 0 auto; }
.tl-axis {
  position: absolute;
  left: 78px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--line);
}
.tl-row {
  position: relative;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 28px;
  padding: 14px 0;
  align-items: start;
}
.tl-year {
  text-align: right;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--dim);
  padding-top: 14px;
  letter-spacing: 0.02em;
}
.tl-node {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--nodecolor, var(--accent));
  border-radius: 2px;
  padding: 14px 18px;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s, background 0.15s;
}
.tl-node::before {
  content: "";
  position: absolute;
  left: -36px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--nodecolor, var(--accent));
  box-shadow: 0 0 0 4px var(--bg);
}
.tl-node:hover { background: var(--panel2); transform: translateX(3px); }
.tl-node.researching {
  border-left-style: dashed;
  border-left-color: var(--dim2);
  background: transparent;
}
.tl-node.researching::before { background: transparent; border: 1px dashed var(--dim2); }
.tl-node .nh { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.tl-node .ntype {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--nodecolor, var(--accent));
}
.tl-node h3 { font-size: 16px; font-weight: 400; color: var(--hi); }
.tl-node .nsum { margin-top: 7px; font-size: 13px; color: var(--dim); line-height: 1.6; font-weight: 300; }
.tl-node .badge {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  padding: 2px 7px;
  border-radius: 2px;
  border: 1px solid var(--line);
  color: var(--dim2);
  text-transform: uppercase;
}
.tl-node .badge.primary { color: var(--accent); border-color: rgba(0,0,0,0.35); }
.tl-node .badge.researching { color: var(--dim2); border-style: dashed; }

/* ---------- NETWORK ---------- */
#network { padding: 0; }
#net-svg { display: block; width: 100%; height: calc(100vh - 220px); min-height: 520px; cursor: grab; }
#net-svg:active { cursor: grabbing; }
.net-link { stroke: var(--line); stroke-width: 1; }
.net-link.frontier { stroke-dasharray: 3 4; stroke: var(--line2); }
.net-node circle { cursor: pointer; transition: r 0.15s; }
.net-node text {
  font-family: var(--sans);
  font-size: 12px;
  fill: var(--ink);
  pointer-events: none;
  text-anchor: middle;
}
.net-node.researching text { fill: var(--dim2); }
.net-node.dim { opacity: 0.18; }
.net-link.dim { opacity: 0.08; }
.net-hint {
  position: absolute;
  bottom: 18px;
  left: clamp(20px, 5vw, 64px);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dim2);
  letter-spacing: 0.04em;
}
.net-hint #wm-unplaced { color: var(--dim2); }

/* ========================= WORLD MAP ========================= */
#world { position: relative; }
#world-svg { display: block; width: 100%; height: calc(100vh - 220px); min-height: 520px; cursor: grab; }
#world-svg:active { cursor: grabbing; }
.wm-land { fill: rgba(0, 0, 0, 0.045); stroke: rgba(0, 0, 0, 0.20); stroke-width: 1; }
.wm-grat { stroke: var(--line2); stroke-width: 1; }
.wm-region {
  fill: var(--dim2); opacity: 0.55;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.22em; text-transform: uppercase;
}
.wm-hub-ring { fill: none; stroke: var(--line); stroke-width: 1; }
.wm-hub-label {
  fill: var(--dim); font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.06em;
}
.wm-hub-count { fill: var(--dim2); font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.04em; }
.wm-link { stroke: var(--line); stroke-width: 1; }
.wm-link.frontier { stroke-dasharray: 3 4; stroke: var(--line2); }
.wm-link.faded { opacity: 0.03; }
.wm-link.hot { stroke: var(--ink); opacity: 0.42; }
#world .net-node text { opacity: 0; transition: opacity 0.12s; }
#world .net-node.hot text { opacity: 1; }
#world .net-node.hot circle { r: 9; }

/* ========================= DETAIL PANEL ========================= */
.detail {
  position: fixed;
  top: 0;
  right: 0;
  width: min(480px, 100vw);
  height: 100%;
  background: var(--panel);
  border-left: 1px solid var(--line);
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.1, 1);
  z-index: 200;
  overflow-y: auto;
  box-shadow: none;
}
.detail.open { transform: translateX(0); box-shadow: -24px 0 60px rgba(0,0,0,0.14); }
.detail-inner { padding: 28px clamp(22px, 4vw, 38px) 80px; }
.detail .close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--dim);
  width: 32px;
  height: 32px;
  border-radius: 2px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 15px;
}
.detail .close:hover { color: var(--ink); border-color: var(--ink); }
.detail .d-type {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--nodecolor, var(--accent));
}
.detail h2 { margin-top: 12px; font-size: 27px; font-weight: 300; color: var(--hi); line-height: 1.25; }
.detail .d-meta {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
}
.detail .d-meta .row { display: flex; gap: 10px; }
.detail .d-meta .k { color: var(--dim2); min-width: 56px; }
.detail .d-quality {
  margin-top: 16px;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 6px 12px;
  border-radius: 2px;
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}
.d-quality.primary { color: var(--accent); border-color: rgba(0,0,0,0.35); }
.d-quality.established { color: var(--accent2); border-color: rgba(140,140,140,0.35); }
.d-quality.researching { color: var(--dim2); border-style: dashed; }

.d-section { margin-top: 30px; }
.d-section .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim2);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line2);
  margin-bottom: 14px;
}
.d-body p { font-size: 14.5px; line-height: 1.85; color: var(--ink); font-weight: 300; margin-bottom: 14px; }
.d-body p:last-child { margin-bottom: 0; }

.d-correction {
  background: rgba(171, 171, 171, 0.06);
  border: 1px solid rgba(171, 171, 171, 0.25);
  border-radius: 2px;
  padding: 14px 16px;
}
.d-correction .ctitle {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--t-concept);
  margin-bottom: 10px;
}
.d-correction p { font-size: 13px; line-height: 1.7; color: var(--ink); font-weight: 300; margin-bottom: 10px; }
.d-correction p:last-child { margin-bottom: 0; }

.d-sources { display: flex; flex-direction: column; gap: 9px; }
.d-source {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 13px;
  background: var(--panel2);
  border: 1px solid var(--line2);
  border-radius: 2px;
}
.d-source .kind {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--dim2);
  white-space: nowrap;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 2px;
}
.d-source .kind.primary { color: var(--accent); border-color: rgba(0,0,0,0.35); }
.d-source .stext { font-size: 13px; color: var(--ink); line-height: 1.5; font-weight: 300; }

/* 証言レイヤー */
.d-testimonies { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.d-testimony {
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent2);
  border-radius: 2px;
  padding: 14px 16px;
  background: var(--panel2);
}
.t-head { display: flex; gap: 9px; align-items: baseline; flex-wrap: wrap; margin-bottom: 9px; }
.t-handle { font-family: var(--mono); font-size: 13px; color: var(--hi); letter-spacing: 0.03em; }
.t-id {
  font-family: var(--mono); font-size: 10px; color: var(--accent2);
  border: 1px solid rgba(140,140,140,0.3); border-radius: 2px; padding: 1px 7px;
}
.t-meta { font-family: var(--mono); font-size: 10px; color: var(--dim2); margin-left: auto; }
.t-text { font-size: 13.5px; line-height: 1.75; color: var(--ink); font-weight: 300; }
.t-impact {
  margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line2);
  font-size: 12px; line-height: 1.6; color: var(--dim); font-weight: 300;
}
.t-invite {
  border: 1px dashed var(--line); border-radius: 2px; padding: 16px;
  font-size: 13px; line-height: 1.75; color: var(--dim); font-weight: 300;
}
.t-invite .big {
  display: block; font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em;
  color: var(--ink); margin-bottom: 9px;
}
.t-invite .soon {
  display: block; margin-top: 11px; font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.06em; color: var(--dim2);
}

.d-links { display: flex; flex-wrap: wrap; gap: 8px; }
.d-link {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink);
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s;
}
.d-link:hover { border-color: var(--accent); color: var(--accent); }
.d-link.researching { color: var(--dim2); border-style: dashed; }

.d-researching {
  margin-top: 24px;
  padding: 20px;
  border: 1px dashed var(--line);
  border-radius: 2px;
  text-align: center;
  color: var(--dim);
  font-size: 13.5px;
  line-height: 1.8;
  font-weight: 300;
}
.d-researching .big { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; color: var(--dim2); display: block; margin-bottom: 10px; }

.scrim {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s;
  z-index: 150;
}
.scrim.open { opacity: 1; pointer-events: auto; }

/* ========================= FOOTER ========================= */
footer.site {
  border-top: 1px solid var(--line2);
  padding: 40px clamp(20px, 5vw, 64px) 60px;
  color: var(--dim);
  font-size: 13px;
  line-height: 1.9;
  font-weight: 300;
}
footer.site .grow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--dim2);
  margin-top: 14px;
}
footer.site b { color: var(--ink); font-weight: 500; }

/* 日本への接続（箱鳴り・日本レンズ） */
.d-japan {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 14px 16px;
}
.d-japan .jtitle {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 10px;
}
.d-japan p { font-size: 13px; line-height: 1.75; color: var(--ink); font-weight: 300; }

/* クラスタ絞り込みバー（ネットワーク時のみ） */
.clusterfilter { display: none; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 12px clamp(20px, 5vw, 64px); border-bottom: 1px solid var(--line2);
  position: sticky; top: 55px; background: rgba(255,255,255,0.92); backdrop-filter: blur(8px); z-index: 49; }
.clusterfilter .cflabel { font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; color: var(--dim2); text-transform: uppercase; margin-right: 4px; }
.cf { background: none; border: 1px solid var(--line); border-radius: 2px; color: var(--dim);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; padding: 5px 12px; cursor: pointer; transition: all 0.15s; }
.cf:hover { color: var(--ink); }
.cf.on { color: var(--hi); border-color: var(--accent); background: var(--panel); }

/* 絞り込みで薄くする */
.net-node.faded { opacity: 0.07; pointer-events: none; }
.net-link.faded { opacity: 0.03; }

/* ── 証言フォーム（2026-08-14／登録不要で書ける・公開だけ承認制） ──
   トーンは主張せず事実ベース。壁に見えるものを画面に置かない。 */
.t-form {
  border: 1px dashed var(--line); border-radius: 2px; padding: 16px;
  display: flex; flex-direction: column; gap: 11px;
}
.t-form-lead {
  font-size: 13px; line-height: 1.75; color: var(--dim); font-weight: 300;
}
.t-form-lead .big {
  display: block; font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em;
  color: var(--ink); margin-bottom: 9px;
}
.t-form input[type="text"],
.t-form textarea {
  width: 100%; box-sizing: border-box; background: var(--bg);
  border: 1px solid var(--line); border-radius: 2px; padding: 10px 11px;
  font-family: inherit; font-size: 13.5px; line-height: 1.75; color: var(--ink);
  font-weight: 300; resize: vertical;
}
.t-form input[type="text"]::placeholder,
.t-form textarea::placeholder { color: var(--dim2); }
.t-form input[type="text"]:focus-visible,
.t-form textarea:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; border-color: transparent; }
.t-turnstile:empty { display: none; }
.t-consent {
  display: flex; gap: 9px; align-items: flex-start; cursor: pointer;
  font-size: 12px; line-height: 1.7; color: var(--dim); font-weight: 300;
}
.t-consent input { margin-top: 3px; flex: none; accent-color: var(--ink); }
.t-submit {
  align-self: flex-start; background: var(--ink); color: var(--bg);
  border: 0; border-radius: 2px; padding: 9px 22px; cursor: pointer;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em;
}
.t-submit:disabled { background: var(--dim2); cursor: default; }
.t-submit:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.t-note {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; color: var(--dim2);
}
.t-status:empty { display: none; }
.t-status { font-size: 12px; line-height: 1.7; color: var(--ink); }