:root {
  --accent: #98aec6;
  --dark: #393f4a;
  --bg: #f4f6fc;
  --white: #ffffff;
  --border: #d6dce5;
  --text: #393f4a;
  --text-sub: #5a6270;
  --serif: 'Shippori Mincho', serif;
  --sans: 'Noto Sans JP', sans-serif;
  --num: 'Lato', sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--sans);background:var(--bg);min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:20px 16px 40px}
.card{width:100%;max-width:440px;background:var(--white);border-radius:16px;overflow:hidden;box-shadow:0 2px 24px rgba(57,63,74,0.09)}
.card-header{background:var(--dark);padding:20px 24px;text-align:center}
.card-header-sub{font-family:var(--num);font-size:10px;letter-spacing:0.25em;color:var(--accent);margin-bottom:4px;font-weight:700}
.card-header-title{font-family:var(--serif);font-size:15px;color:var(--white);font-weight:600}
.card-body{padding:32px 24px}
.screen{display:none;animation:fi 0.3s ease}
.screen.active{display:block}
@keyframes fi{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.sc-title{font-family:var(--serif);font-size:20px;font-weight:600;color:var(--text);text-align:center;margin-bottom:8px;line-height:1.6}
.sc-sub{font-size:13px;color:var(--text-sub);text-align:center;margin-bottom:28px;line-height:1.8}
.stars{display:flex;justify-content:center;gap:8px;margin-bottom:32px}
.star{font-size:38px;cursor:pointer;color:var(--border);transition:color 0.12s,transform 0.12s;user-select:none;line-height:1}
.star:hover,.star.lit{color:#e8b84b}
.star:hover{transform:scale(1.14)}
.btn{display:block;width:100%;padding:14px;border-radius:8px;font-size:15px;font-weight:500;cursor:pointer;border:none;transition:opacity 0.2s,transform 0.1s;text-align:center;margin-bottom:10px;font-family:var(--sans)}
.btn:active{transform:scale(0.98)}
.btn:last-child{margin-bottom:0}
.btn-primary{background:var(--dark);color:var(--white)}
.btn-primary:hover{opacity:0.86}
.btn-primary:disabled{opacity:0.35;pointer-events:none}
.btn-google{background:#4285f4;color:white;display:flex;align-items:center;justify-content:center;gap:10px}
.btn-google:hover{opacity:0.9}
.btn-outline{background:transparent;color:var(--text-sub);border:1px solid var(--border)}
.btn-outline:hover{background:var(--bg)}
.divline{height:1px;background:var(--border);margin:18px 0}
.concern-grid{display:grid;gap:8px;margin-bottom:18px}
.ci{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid var(--border);border-radius:8px;cursor:pointer;transition:all 0.15s;font-size:13px;color:var(--text)}
.ci:hover{border-color:var(--accent);background:#f7f9fc}
.ci.sel{border-color:var(--accent);background:#eef3f8}
.cdot{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--border);flex-shrink:0;transition:all 0.15s;display:flex;align-items:center;justify-content:center}
.ci.sel .cdot{background:var(--accent);border-color:var(--accent)}
.ci.sel .cdot::after{content:'';display:block;width:6px;height:6px;border-radius:50%;background:white}
.ftxt{width:100%;border:1px solid var(--border);border-radius:8px;padding:12px;font-size:13px;color:var(--text);background:var(--white);resize:none;height:88px;margin-bottom:14px;line-height:1.7;font-family:var(--sans)}
.ftxt:focus{outline:none;border-color:var(--accent)}
.notice{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:12px 14px;margin-bottom:18px;font-size:12px;color:var(--text-sub);line-height:1.7}
/* Admin */
.admin-login{width:100%;max-width:360px;background:var(--white);border-radius:16px;padding:36px 28px;box-shadow:0 2px 24px rgba(57,63,74,0.09);text-align:center}
.admin-login-title{font-family:var(--serif);font-size:22px;color:var(--dark);margin-bottom:6px;font-weight:600}
.admin-login-sub{font-size:13px;color:var(--text-sub);margin-bottom:24px}
.login-input{width:100%;border:1px solid var(--border);border-radius:8px;padding:12px 14px;font-size:15px;color:var(--text);margin-bottom:12px;font-family:var(--sans)}
.login-input:focus{outline:none;border-color:var(--accent)}
.pw-error{font-size:12px;color:#c62828;margin-bottom:10px;min-height:18px}
.admin-wrap{width:100%;max-width:680px}
.admin-header{background:var(--dark);border-radius:12px 12px 0 0;padding:16px 24px;display:flex;align-items:center;justify-content:space-between}
.admin-header-title{font-family:var(--serif);font-size:15px;color:var(--white);font-weight:600}
.admin-logout{font-size:12px;color:var(--accent);cursor:pointer;background:none;border:none;font-family:var(--sans)}
.admin-logout:hover{text-decoration:underline}
.admin-body{background:var(--white);border-radius:0 0 12px 12px;padding:24px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:24px}
.stat{background:var(--bg);border-radius:8px;padding:14px;text-align:center}
.stat-num{font-family:var(--num);font-size:26px;font-weight:700;color:var(--dark)}
.stat-lbl{font-size:11px;color:var(--text-sub);margin-top:3px}
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th{padding:8px 12px;text-align:left;font-weight:500;color:var(--text-sub);border-bottom:1px solid var(--border);font-size:12px;white-space:nowrap}
td{padding:11px 12px;border-bottom:1px solid var(--bg);color:var(--text);vertical-align:top}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:500}
.badge-good{background:#e8f5e9;color:#2e7d32}
.badge-bad{background:#fce4ec;color:#c62828}
.stars-disp{color:#e8b84b;font-size:13px;letter-spacing:-1px}
.empty{text-align:center;padding:36px 0;color:var(--text-sub);font-size:14px}
.clear-btn{font-size:12px;color:var(--text-sub);background:transparent;border:1px solid var(--border);border-radius:6px;padding:5px 12px;cursor:pointer;margin-top:16px;font-family:var(--sans)}
.clear-btn:hover{background:var(--bg)}
.comment-cell{max-width:200px;word-break:break-all;color:var(--text-sub);font-size:12px}
.loading{text-align:center;padding:36px 0;color:var(--text-sub);font-size:14px}
.cooldown-msg{font-size:12px;color:#c62828;margin-bottom:10px;text-align:center}
.section-title{font-family:var(--serif);font-size:14px;font-weight:600;color:var(--text);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border)}
.chart-wrap{margin-bottom:24px}
.chart-wrap canvas{width:100%;height:auto;display:block;border-radius:8px}
.btn-csv{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--text-sub);background:transparent;border:1px solid var(--border);border-radius:6px;padding:6px 14px;cursor:pointer;font-family:var(--sans);margin-bottom:20px}
.btn-csv:hover{background:var(--bg)}
.analytics-divider{height:1px;background:var(--border);margin:24px 0}
.pager{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:12px;font-size:13px;color:var(--text-sub)}
.pager-btn{background:transparent;border:1px solid var(--border);border-radius:6px;padding:5px 12px;cursor:pointer;font-size:12px;color:var(--text-sub);font-family:var(--sans)}
.pager-btn:hover{background:var(--bg)}
.pager-btn:disabled{opacity:0.3;pointer-events:none}