/* Taki design system: dark-first, Blender-inspired panel chrome.
   Tokens only here; components use tokens, never raw colors. */

:root {
  /* surfaces, darkest to lightest */
  --bg-canvas: #141419;
  --bg-page: #1a1a21;
  --bg-panel: #22222b;
  --bg-raised: #2a2a35;
  --bg-input: #16161c;
  --border: #34343f;
  --border-strong: #45455299;

  /* text */
  --text: #e8e8ee;
  --text-dim: #a3a3b2;
  --text-faint: #6d6d7c;

  /* brand: waterfall cyan-blue with a warm accent */
  --accent: #38bdf8;
  --accent-strong: #0ea5e9;
  --accent-soft: #38bdf822;
  --warn: #fbbf24;
  --danger: #f87171;
  --ok: #4ade80;

  /* node category colors (Blender-style headers) */
  --node-green: #4ade80;
  --node-blue: #60a5fa;
  --node-purple: #c084fc;
  --node-cyan: #22d3ee;
  --node-orange: #fb923c;
  --node-red: #f87171;
  --node-teal: #2dd4bf;
  --node-gray: #9ca3af;

  --radius: 10px;
  --radius-sm: 6px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Hiragino Sans", "Noto Sans JP", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  --shadow: 0 8px 28px #00000055;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg-page);
  color: var(--text);
  font-size: 14.5px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- top bar ------------------------------------------------ */
.topbar {
  display: flex; align-items: center; gap: 20px;
  padding: 0 20px; height: 52px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.brand {
  font-weight: 700; font-size: 16px; color: var(--text);
  display: flex; align-items: center; gap: 8px;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(160deg, var(--accent), #2563eb);
  color: #fff; font-size: 15px;
}
/* baked-glyph SVGs: no text nodes, so browsers never detect Japanese */
.brand-mark .brand-glyph { width: 62%; height: 62%; display: block; }
.locale-toggle .nihongo-glyph { height: 11px; width: auto; display: block; }
.topbar-links { display: flex; gap: 4px; flex: 1; }
.topbar-links a {
  color: var(--text-dim); padding: 6px 12px; border-radius: var(--radius-sm);
  font-weight: 500;
}
.topbar-links a:hover { color: var(--text); background: var(--bg-raised); text-decoration: none; }
.topbar-links a.active { color: var(--text); background: var(--bg-raised); }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.org-chip {
  color: var(--text-faint); font-size: 13px; max-width: 180px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.locale-toggle {
  background: none; border: 1px solid var(--border); color: var(--text-dim);
  border-radius: var(--radius-sm); padding: 4px 10px; cursor: pointer;
  font-family: var(--font); font-size: 12.5px;
}
.locale-toggle:hover { color: var(--text); border-color: var(--border-strong); }

/* ---- layout ------------------------------------------------- */
.page { max-width: 1200px; margin: 0 auto; padding: 28px 24px 80px; }
.page-title { font-size: 22px; font-weight: 700; margin: 0 0 4px; }
.page-sub { color: var(--text-dim); margin: 0 0 24px; }

.panel {
  background: var(--bg-panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
}
.panel + .panel { margin-top: 16px; }

/* ---- buttons and inputs ------------------------------------- */
.btn, .btn-ghost, .btn-danger {
  font-family: var(--font); font-size: 14px; font-weight: 600;
  border-radius: var(--radius-sm); padding: 8px 16px; cursor: pointer;
  border: 1px solid transparent; transition: filter .12s, background .12s;
}
.btn { background: var(--accent-strong); color: #fff; }
.btn:hover { filter: brightness(1.12); }
.btn-ghost { background: none; border-color: var(--border); color: var(--text-dim); }
.btn-ghost:hover { color: var(--text); border-color: var(--border-strong); }
.btn-danger { background: none; border-color: var(--danger); color: var(--danger); }
.btn:disabled, .btn-ghost:disabled { opacity: .5; cursor: default; }

label { display: block; font-size: 12.5px; color: var(--text-dim); margin: 14px 0 5px; font-weight: 600; }
input[type=text], input[type=email], input[type=password], input[type=tel],
input[type=number], textarea, select {
  width: 100%; background: var(--bg-input); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 9px 12px; font-family: var(--font); font-size: 14px;
}
input:focus, textarea:focus, select:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ---- auth card ---------------------------------------------- */
.auth-wrap { min-height: 90vh; display: grid; place-items: center; }
.auth-card {
  width: 400px; max-width: 92vw; background: var(--bg-panel);
  border: 1px solid var(--border); border-radius: 14px; padding: 32px;
  box-shadow: var(--shadow);
}
.auth-card h1 { font-size: 20px; margin: 0 0 2px; }
.auth-card .hint { color: var(--text-dim); font-size: 13px; margin-bottom: 8px; }
.auth-card .btn { width: 100%; margin-top: 20px; padding: 11px; }
.auth-alt { text-align: center; margin-top: 16px; font-size: 13px; color: var(--text-dim); }
.auth-error { color: var(--danger); font-size: 13px; margin-top: 12px; min-height: 18px; }

/* ---- table -------------------------------------------------- */
table.data { width: 100%; border-collapse: collapse; }
table.data th {
  text-align: left; color: var(--text-faint); font-size: 12px;
  text-transform: uppercase; letter-spacing: .04em;
  padding: 8px 12px; border-bottom: 1px solid var(--border);
}
table.data td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
table.data tr:hover td { background: var(--bg-raised); }

/* ---- toast -------------------------------------------------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translate(-50%, 16px);
  background: var(--bg-raised); border: 1px solid var(--border-strong);
  color: var(--text); padding: 10px 18px; border-radius: 8px;
  opacity: 0; pointer-events: none; transition: all .18s; z-index: 500;
  box-shadow: var(--shadow);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast[data-kind=error] { border-color: var(--danger); }
.toast[data-kind=success] { border-color: var(--ok); }

.empty {
  color: var(--text-faint); text-align: center; padding: 48px 0;
}

/* ---- social sign-in ----------------------------------------- */
.auth-divider {
  display: flex; align-items: center; gap: 12px; margin: 22px 0 14px;
  color: var(--text-faint); font-size: 12px;
}
.auth-divider::before, .auth-divider::after {
  content: ""; flex: 1; height: 1px; background: var(--border);
}
.auth-social { display: flex; flex-direction: column; gap: 8px; }
.social-btn {
  display: block; text-align: center; padding: 10px;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); font-weight: 600; font-size: 14px;
}
.social-btn:hover { border-color: var(--border-strong); background: var(--bg-raised); text-decoration: none; }