:root{--bg:#fff9f5;--primary:#ff7897;--primary-hover:#ec5f7f;--mint:#35aa9b;--yellow:#e9a941;--pink:#ed74aa;--text:#443735;--muted:#927f7b;--line:#f1e3df;--white:#fff;--radius:16px;--shadow:0 8px 24px rgba(121,70,62,.075)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Segoe UI","Yu Gothic UI","Hiragino Kaku Gothic ProN","Meiryo",sans-serif;line-height:1.7}.site-header{position:sticky;top:0;z-index:20;background:linear-gradient(120deg,#ff9a8b,#ff6f91,#ff8fb1,#ffb26b);box-shadow:0 4px 16px #d9647b35}.header-inner{max-width:1120px;margin:auto;padding:13px 20px}.brand{display:inline-flex;gap:10px;align-items:center;color:#fff;text-decoration:none;font-size:1.45rem;font-weight:800;letter-spacing:.04em}.brand>span:first-child{font-size:1.8rem}.brand small{display:block;font-size:.7rem;font-weight:500;letter-spacing:.08em}nav{display:flex;gap:4px;max-width:1120px;margin:auto;padding:0 16px 10px;overflow-x:auto;scrollbar-width:none}nav a{flex:none;color:#fff;text-decoration:none;padding:6px 11px;border-radius:999px;font-size:.82rem;white-space:nowrap}nav a:hover,nav a.active{background:#fff;color:var(--primary-hover);font-weight:700}main{max-width:1120px;margin:0 auto;padding:28px 20px 56px}.hero{padding:27px;background:linear-gradient(135deg,#fff,#fff0eb);border:1px solid var(--line);border-radius:22px;margin-bottom:22px}.hero h1{font-size:clamp(1.55rem,4vw,2.3rem);margin:0 0 5px}.hero p{margin:0;color:var(--muted)}h2{font-size:1.18rem;margin:0 0 14px}.section-title{display:flex;align-items:center;justify-content:space-between;margin:26px 0 12px}.section-title h2{margin:0}.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.card{grid-column:span 6;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.card.full{grid-column:1/-1}.card.third{grid-column:span 4}.metric{grid-column:span 3;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:17px;box-shadow:var(--shadow)}.metric .label{color:var(--muted);font-size:.82rem}.metric strong{display:block;font-size:1.9rem;color:var(--primary);line-height:1.35}.metric small{color:var(--muted)}.badge{display:inline-block;padding:3px 9px;border-radius:99px;background:#ffe6ec;color:#bc385c;font-size:.72rem;font-weight:700}.badge.mint{background:#dff7f3;color:#087d70}.badge.yellow{background:#fff0cd;color:#986100}.empty{text-align:center;padding:38px 15px;color:var(--muted);background:#fffaf8;border:1px dashed #edcec7;border-radius:12px}.empty span{display:block;font-size:2rem}.empty strong{color:var(--text)}.empty p{margin:4px 0 0;font-size:.85rem}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}table{width:100%;border-collapse:collapse;min-width:580px;background:#fff}th,td{text-align:left;padding:11px 13px;border-bottom:1px solid var(--line);font-size:.86rem}th{background:#fff1ed;color:#765853;white-space:nowrap}tr:last-child td{border-bottom:0}.progress{height:11px;background:#f7e5e2;border-radius:99px;overflow:hidden;margin-top:8px}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--yellow));border-radius:inherit}.list{list-style:none;margin:0;padding:0}.list li{padding:12px 0;border-bottom:1px solid var(--line)}.list li:last-child{border:0}.list small{display:block;color:var(--muted)}.comment{padding:16px;background:#fff8e8;border-left:4px solid var(--yellow);border-radius:10px}.form-frame{width:100%;height:560px;border:1px solid var(--line);border-radius:12px}.notice{padding:14px 16px;background:#fff3d6;border:1px solid #f4d58b;border-radius:12px;color:#70501a}.calendar-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.btn{border:0;background:var(--primary);color:#fff;padding:8px 14px;border-radius:9px;cursor:pointer}.btn:hover{background:var(--primary-hover)}.calendar{display:grid;grid-template-columns:repeat(7,1fr);border:1px solid var(--line);border-radius:12px;overflow:hidden}.cal-label,.cal-day{padding:8px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:88px;background:#fff}.cal-label{min-height:auto;text-align:center;background:#fff1ed;font-size:.8rem;font-weight:700}.cal-day.muted{background:#fffaf8;color:#c4b5b2}.cal-day b{font-size:.8rem}.event{display:block;margin-top:4px;padding:2px 5px;border-radius:5px;background:#ffe3ea;font-size:.7rem}.event.振替{background:#dff7f3}.event.学校予定{background:#fff0cd}.chart-box{position:relative;height:310px}.tags{display:flex;flex-wrap:wrap;gap:9px;align-items:center}.tag{color:#a53258;background:#ffe6ee;border-radius:99px;padding:6px 11px}footer{padding:30px 20px;text-align:center;background:#fff;border-top:1px solid var(--line);color:var(--muted)}footer>*{display:block}footer strong{color:var(--primary);font-size:1.1rem}footer small{margin-top:7px}.split{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.muted{color:var(--muted)}
@media(max-width:760px){main{padding:20px 13px 42px}.header-inner{padding:10px 14px}.hero{padding:21px}.card,.card.third{grid-column:1/-1}.metric{grid-column:span 6}.calendar{font-size:.75rem}.cal-day{min-height:72px;padding:5px}.event{font-size:.62rem;overflow:hidden}.split{display:block}}
@media(max-width:420px){.metric{grid-column:1/-1}}
.hero{padding:29px;background:linear-gradient(135deg,#fff,#fff2ed 58%,#effaf7);border-radius:24px}.metric strong{font-size:1.75rem;color:var(--mint)}.notice{background:#f1faf7;border-color:#cce9e2;color:#376e65}
.auth-lock{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;padding:20px;background:linear-gradient(145deg,#fff9f5,#ffe9ed 55%,#e9f8f4)}.auth-card{width:min(100%,390px);padding:32px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 18px 60px rgba(111,65,61,.16);text-align:center}.auth-flower{font-size:2.5rem}.auth-card h1{margin:4px 0;color:var(--primary)}.auth-card p{color:var(--muted)}.auth-card label{display:block;text-align:left;font-size:.82rem;font-weight:700}.auth-card input{width:100%;margin:6px 0 14px;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit}.auth-card input:focus{outline:3px solid #35aa9b25;border-color:var(--mint)}.auth-card .btn{width:100%;font-size:1rem}.auth-card .auth-error{min-height:1.6em;margin:10px 0 0;color:#c43d62;font-size:.85rem}