/* ALLFORCES デモ共通。AIコンパス (ai-media.co.jp) のトーンに揃える */
:root {
  --ink: #16211f; --ink-soft: #43524e; --muted: #6f7f7a;
  --paper: #f5f7f6; --surface: #ffffff; --line: #dfe5e2;
  --brand: #2c5364; --brand-deep: #0f2027; --accent: #4db6ac; --accent-ink: #06232b;
  --ok: #1a7f5a; --warn: #b4531f;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--paper); color: var(--ink);
  font-family: "Hiragino Sans", "Yu Gothic UI", "Noto Sans JP", system-ui, sans-serif;
  font-size: 15px; line-height: 1.75; -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); }
.demo-bar {
  background: var(--brand-deep); color: #fff; padding: 10px 20px;
  display: flex; align-items: center; gap: 14px; font-size: 13px;
}
.demo-bar a { color: #cfe6e1; text-decoration: none; }
.demo-bar a:hover { text-decoration: underline; }
.demo-bar .tag { background: rgba(255,255,255,.14); padding: 2px 9px; border-radius: 4px; letter-spacing: .06em; font-size: 11px; }
.demo-bar .sp { flex: 1; }
.wrap { max-width: 980px; margin: 0 auto; padding: 32px 20px 80px; }
.head h1 { font-size: 26px; margin: 0 0 8px; line-height: 1.35; }
.head p  { color: var(--ink-soft); margin: 0 0 6px; max-width: 64ch; }
.head .fine { font-size: 12.5px; color: var(--muted); }
.grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(280px, 1fr); gap: 24px; margin-top: 28px; }
@media (max-width: 800px) { .grid { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; }
.card h2 { font-size: 15px; margin: 0 0 10px; color: var(--brand); letter-spacing: .02em; }
.card ul { margin: 0; padding-left: 18px; color: var(--ink-soft); font-size: 13.5px; }
.card li { margin-bottom: 5px; }

/* chat */
.chat { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; display: flex; flex-direction: column; min-height: 520px; }
.chat-log { flex: 1; padding: 18px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; }
.msg { max-width: 82%; padding: 10px 14px; border-radius: 12px; font-size: 14.5px; white-space: pre-wrap; word-break: break-word; }
.msg.user { align-self: flex-end; background: var(--brand); color: #fff; border-bottom-right-radius: 4px; }
.msg.bot  { align-self: flex-start; background: var(--paper); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.msg.bot .meta { display: block; margin-top: 6px; font-size: 11.5px; color: var(--muted); }
.msg.sys  { align-self: center; font-size: 12px; color: var(--muted); background: none; }
.chat-form { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--line); }
.chat-form input {
  flex: 1; font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink);
}
.chat-form input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.chat-form button {
  font: inherit; font-weight: 600; padding: 10px 18px; border: 0; border-radius: 8px;
  background: var(--accent); color: var(--accent-ink); cursor: pointer;
}
.chat-form button:disabled { opacity: .5; cursor: default; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 12px 12px; }
.chip { font: inherit; font-size: 12.5px; padding: 6px 11px; border: 1px solid var(--line); border-radius: 999px; background: #fff; cursor: pointer; color: var(--ink-soft); }
.chip:hover { border-color: var(--brand); color: var(--brand); }
.badge { display: inline-block; font-size: 11.5px; padding: 2px 8px; border-radius: 4px; background: #e6f0ee; color: var(--brand); margin-right: 6px; }
.note { font-size: 12.5px; color: var(--muted); }