:root{color-scheme:light;--bg:#eef2f7;--card:#ffffff;--line:#d6ddea;--line-strong:#93a4bf;--text:#101826;--muted:#4a5c78;--accent:#0f4c81;--accent-weak:#e8f1ff;--danger-bg:#fff2f2;--danger-line:#f7b5b5;--success-bg:#f1fbf3;--success-line:#9ed8ae;--radius:12px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:Noto Sans JP,Hiragino Sans,Yu Gothic UI,Yu Gothic,sans-serif;background:radial-gradient(circle at 100% 0,#f9fbff,var(--bg));color:var(--text);line-height:1.6;letter-spacing:.01em;min-height:100vh}a{color:inherit}h1,h2,h3,h4,h5,h6{margin:0;line-height:1.3}p{margin:0}.loading-view{place-content:center;grid-gap:8px;gap:8px}.loading-view,.login-shell{min-height:100vh;display:grid}.login-shell{place-content:center;padding:16px}.login-panel{width:min(460px,92vw)}.login-panel h1{margin-bottom:8px}.login-lead{color:var(--muted);margin-bottom:10px}.login-error{color:#b42318;font-size:13px}.page-shell{width:100%;padding:16px}.line-portal{max-width:980px;margin:0 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10px;background:#fff;color:var(--text)}textarea{min-height:88px;resize:vertical}.inline-2{display:grid;grid-gap:10px;gap:10px;grid-template-columns:repeat(2,minmax(0,1fr))}.grid.two{display:grid;grid-gap:12px;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr))}.mt{margin-top:12px}.list{display:grid;grid-gap:10px;gap:10px}.item{border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;background:#fcfdff}.item.active{border-color:var(--accent);background:var(--accent-weak)}.departure-item{align-items:stretch}.departure-item.departure-pending{border-color:#d7dee9;background:#fcfdff}.departure-item.departure-partial{border-color:#f0c98b;background:#fffaf1}.departure-item.departure-complete{border-color:#9ed8ae;background:#f1fbf3}.title{font-weight:700;font-size:15px}.sub{font-size:13px;color:var(--muted)}.actions-col{display:grid;grid-gap:8px;gap:8px;justify-items:end}.actions-inline{display:flex;flex-wrap:wrap;justify-content:flex-end;align-items:center}.actions-row{display:flex;flex-wrap:wrap;gap:6px}.btn{border:1px solid transparent;border-radius:9px;background:var(--accent);color:#fff;padding:8px 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rgba(14,24,38,.2)}.modal-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.modal-chat-box{max-height:340px}.thumb{width:72px;height:72px;object-fit:cover;border:1px solid var(--line);border-radius:8px;background:#f3f7ff}.precheck-message{white-space:pre-wrap;background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:12px;line-height:1.6}.precheck-image{max-width:100%;max-height:240px;border:1px solid var(--line);border-radius:8px;background:#f3f7ff}.precheck-time-input{min-width:0;max-width:100%;width:100%}.precheck-chat-box{max-height:260px;overflow-x:hidden}.floating-toast{position:fixed;right:20px;bottom:20px;z-index:4000;max-width:min(520px,calc(100vw - 24px));padding:12px 14px;border-radius:10px;box-shadow:0 8px 20px rgba(0,0,0,.12);border:1px solid 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