.amin-sp-shell{font-family:inherit;max-width:1120px;margin:30px auto;padding:clamp(16px,3vw,30px);background:#f6f8fc;border:1px solid #e3e8f2;border-radius:22px;color:#18243a;line-height:1.9}.amin-sp-shell *{box-sizing:border-box}.amin-sp-head{display:flex;gap:20px;align-items:center;justify-content:space-between;padding:24px;background:linear-gradient(135deg,#183b68,#2766a5);color:#fff;border-radius:16px}.amin-sp-head h2{margin:4px 0;font-size:clamp(22px,3vw,30px);color:#fff}.amin-sp-head p{margin:0;color:#e8f1ff}.amin-sp-kicker{font-size:12px;opacity:.85}.amin-sp-logout{color:#fff;border:1px solid #ffffff80;border-radius:10px;padding:8px 13px;text-decoration:none;white-space:nowrap}.amin-sp-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0}.amin-sp-stats>div{background:#fff;border:1px solid #e4eaf3;border-radius:14px;padding:16px}.amin-sp-stats small,.amin-sp-list small,.amin-sp-assignment-title small,.amin-sp-notice small{display:block;color:#6b7890;font-size:13px}.amin-sp-stats strong{display:block;font-size:20px;color:#173c69}.amin-sp-nav{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.amin-sp-nav a{background:#e5edf8;color:#214e7e;padding:7px 13px;border-radius:20px;text-decoration:none;font-size:14px}.amin-sp-card{background:#fff;border:1px solid #e4eaf3;border-radius:16px;padding:20px;margin:16px 0;scroll-margin-top:20px}.amin-sp-card h3{margin:0 0 15px;padding-bottom:10px;border-bottom:1px solid #edf0f5;color:#1b4776;font-size:20px}.amin-sp-table-wrap{overflow:auto}.amin-sp-shell table{width:100%;border-collapse:collapse;min-width:650px}.amin-sp-shell th,.amin-sp-shell td{padding:11px 12px;text-align:right;border-bottom:1px solid #edf0f5}.amin-sp-shell th{background:#f5f8fc;color:#354963}.amin-sp-list article,.amin-sp-assignment{display:block;border:1px solid #e8edf4;border-radius:13px;padding:15px;margin:10px 0}.amin-sp-list article{display:flex;justify-content:space-between;align-items:center;gap:15px}.amin-sp-btn{display:inline-block;background:#245b91;color:#fff!important;padding:8px 14px;border:0;border-radius:9px;text-decoration:none;cursor:pointer;font:inherit;white-space:nowrap}.amin-sp-assignment-title{display:flex;justify-content:space-between;align-items:center;gap:12px}.amin-sp-pill{display:inline-block;background:#dff5e9;color:#17633d;padding:3px 10px;border-radius:20px;font-size:12px;white-space:nowrap}.amin-sp-pill.pending{background:#fff1d7;color:#885800}.amin-sp-content{margin:12px 0}.amin-sp-answer label{display:block;font-weight:600}.amin-sp-answer textarea{width:100%;margin:6px 0 10px;padding:12px;border:1px solid #cfd8e6;border-radius:10px;font:inherit}.amin-sp-notice{padding:12px 0;border-bottom:1px solid #edf0f5}.amin-sp-notice:last-child{border-bottom:0}.amin-sp-notice strong{display:block;color:#244f7e}.amin-sp-empty{background:#f7f9fc;padding:14px;border-radius:10px;color:#6b7890}.amin-sp-success,.amin-sp-error{padding:12px 14px;border-radius:10px;margin:12px 0}.amin-sp-success{background:#e3f7ec;color:#17633d}.amin-sp-error{background:#fff0f0;color:#9b2929}@media(max-width:680px){.amin-sp-head{align-items:flex-start;flex-direction:column}.amin-sp-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.amin-sp-list article{align-items:flex-start;flex-direction:column}.amin-sp-card{padding:14px}.amin-sp-assignment-title{align-items:flex-start;flex-direction:column}}
/* 2.1.0 */
.amin-sp-pill.closed{background:#eceef3;color:#6b7590}.amin-sp-mine{background:#f6f7fc;border-radius:12px;padding:10px 12px;margin:10px 0}.amin-sp-answer-text{white-space:pre-wrap;margin-top:4px}.amin-sp-feedback{background:#e9f7ef;border-radius:12px;padding:10px 12px;margin:8px 0;color:#14623a}.amin-sp-answer label{display:flex;flex-direction:column;gap:5px;margin:8px 0;font-size:13px;font-weight:700}.amin-sp-bh{list-style:none;padding:0}.amin-sp-bh li{padding:6px 0;border-bottom:1px solid #edf0f6}.amin-sp-bh .is-pos{color:#14623a}.amin-sp-bh .is-neg{color:#a3221a}.amin-att-pill{display:inline-block;margin-left:12px;color:var(--chip);font-weight:800}
/* Phone: tables become stacked cards so nothing is cut off */
.amin-sp-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
@media(max-width:600px){.amin-sp-table-wrap table,.amin-sp-table-wrap tbody,.amin-sp-table-wrap tr,.amin-sp-table-wrap td{display:block;width:100%}.amin-sp-table-wrap thead{display:none}.amin-sp-table-wrap tr{border:1px solid #e6eaf3;border-radius:14px;padding:10px 12px;margin:0 0 10px}.amin-sp-table-wrap td{border:0!important;padding:4px 0!important;white-space:normal;word-break:break-word}.amin-sp-table-wrap td:first-child{font-weight:800}}
/* Student panel login (separate from teacher login) */
.amin-stu-login{display:grid;place-items:center;padding:20px 0}
.amin-stu-card{width:min(440px,100%);background:#fff;border:1px solid #e3e8f3;border-radius:26px;padding:28px 26px;box-shadow:0 20px 50px #1d2a5a14;text-align:right}
.amin-stu-icon{display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:linear-gradient(135deg,#0f766e,#14b8a6);color:#fff;font-size:28px;margin-bottom:10px}
.amin-stu-card h2{margin:0 0 6px;font-size:22px}.amin-stu-card p{color:#5d6680;font-size:14px;line-height:1.9}
.amin-stu-card form{display:grid;gap:8px;margin-top:10px}.amin-stu-card label{font-weight:700;font-size:13px}
.amin-stu-card input[type=text],.amin-stu-card input:not([type]),.amin-stu-card input[type=password]{border:1px solid #d5dbe8;border-radius:14px;padding:12px 14px;font:inherit;width:100%}
.amin-stu-card .amin-stu-remember{display:flex;gap:8px;align-items:center;font-weight:500}
.amin-stu-card button{margin-top:6px;width:100%;justify-content:center}
.amin-stu-note{background:#eef6ff;border-radius:14px;padding:10px 12px;color:#1e4b8f!important}
.amin-stu-error{background:#fdecec;border-radius:14px;padding:10px 12px;color:#a3221a!important;font-weight:700}
.amin-stu-help{font-size:12px!important;margin:12px 0 0}
/* 2.8.0 */
.amin-sp-new{font-style:normal;background:#e11d48;color:#fff;border-radius:999px;padding:0 7px;font-size:10px;margin-right:4px}
.amin-sp-news{background:#eef6ff;border-radius:14px;padding:10px 14px;color:#1e4b8f;font-weight:700}
.amin-pe-plan{list-style:none;margin:0;padding:0;display:grid;gap:8px}.amin-pe-plan li{display:grid;grid-template-columns:150px 1fr;gap:12px;align-items:center;border:1px solid #e6eaf3;border-radius:14px;padding:10px 12px}.amin-pe-plan li.is-soon{border-color:#f5c2c7;background:#fff7f7}
.amin-pe-plan time{font-size:12px;color:#5d6680}.amin-pe-plan time b{display:block;color:#1d2433;font-size:14px}.amin-pe-plan span{display:inline-block;background:#eef0ff;color:#4338b5;border-radius:999px;padding:0 8px;font-size:11px;margin-left:6px}.amin-pe-plan small{display:block;color:#7a8399}
@media(max-width:560px){.amin-pe-plan li{grid-template-columns:1fr}}
.amin-sp-print{float:left;font-size:13px;font-weight:600}
.amin-msg-compose{display:grid;gap:8px;margin-top:12px}.amin-msg-compose textarea,.amin-msg-compose select{border:1px solid #d5dbe8;border-radius:12px;padding:10px;font:inherit;width:100%}
.amin-msg-box{border:1px solid #e6eaf3;border-radius:14px;padding:8px 12px;margin:6px 0}.amin-msg-box summary{cursor:pointer;font-weight:800}
.amin-msg-thread{list-style:none;margin:8px 0;padding:0;display:flex;flex-direction:column;gap:6px}.amin-msg-thread li{max-width:85%;background:#f1f3fa;border-radius:14px;padding:8px 12px;align-self:flex-start}.amin-msg-thread li.is-mine{background:#e0f2f1;align-self:flex-end}.amin-msg-thread p{margin:0}.amin-msg-thread small{color:#7a8399;font-size:11px}