:root{--navy:#0b275a;--blue:#1769ff;--mint:#10c7a2;--line:#e1e8f2;--soft:#f3f6fb;--ink:#17243b;--muted:#687386}*{box-sizing:border-box}body{margin:0;font-family:Pretendard,"Noto Sans KR","Malgun Gothic",sans-serif;color:var(--ink);background:var(--soft)}a{text-decoration:none;color:inherit}button,input{font:inherit}.login-wrap,.launch-wrap{min-height:100vh;display:grid;place-items:center}.login-box,.launch-box{width:min(430px,calc(100% - 28px));background:#fff;padding:34px;border-radius:24px;box-shadow:0 24px 70px rgba(20,50,100,.15);display:grid;gap:15px}.login-box h1,.launch-box h1{margin:0;color:var(--navy)}.login-box h1 b,header>a b{color:var(--mint)}.login-box label{display:grid;gap:6px;font-weight:800}.login-box input{padding:13px;border:1px solid var(--line);border-radius:11px}.login-box button,.launch-box button{background:var(--blue);color:#fff;border:0;border-radius:12px;padding:13px;font-weight:900;cursor:pointer}.error{background:#fff0f0;color:#b42318;padding:11px;border-radius:10px}header{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 5%;position:sticky;top:0}header>a{font-size:24px;font-weight:900;color:var(--navy)}main{max-width:1100px;margin:0 auto;padding:34px 18px}.hero h1{margin:0;font-size:30px}.hero p{color:var(--muted)}.room-list{display:grid;gap:14px;margin-top:24px}.student-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:20px;box-shadow:0 10px 25px rgba(20,50,100,.05)}.subject{display:inline-flex;background:#edf4ff;color:var(--blue);border-radius:999px;padding:5px 9px;font-size:12px;font-weight:900}.student-card h2{margin:8px 0 3px}.student-card h2 small{font-size:13px;color:var(--muted)}.student-card p{margin:0;color:var(--muted)}.remaining{text-align:center}.remaining small{display:block;color:var(--muted)}.remaining strong{font-size:27px;color:var(--blue)}.actions{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.actions form{margin:0}.actions button,.actions a{border:0;border-radius:10px;padding:10px 13px;font-weight:900;cursor:pointer}.primary{background:var(--blue);color:#fff}.complete{background:var(--mint);color:#fff}.secondary{background:#edf1f6;color:#465269}.actions button:disabled{background:#d8dee7;color:#8490a1}.empty{background:#fff;padding:30px;border-radius:18px;text-align:center;color:var(--muted)}.launch-box{text-align:center}.launch-box a{color:var(--blue);font-weight:800}@media(max-width:760px){.student-card{grid-template-columns:1fr}.remaining{text-align:left}.actions{justify-content:flex-start}}

.notice{padding:13px 15px;border-radius:12px;margin:14px 0}.notice.success{background:#e9fbf4;color:#08745b}.notice.error{background:#fff0f0;color:#b42318}

:root{--navy:#10245c;--blue:#4965f5;--mint:#15c6a3;--soft:#f5f7ff}.login-brand{display:flex;align-items:flex-end;gap:8px;font-size:31px;letter-spacing:-2px}.login-brand small,.brand-text small{font-size:8px;letter-spacing:.13em;color:var(--blue);padding-bottom:3px}.login-links{display:flex!important;flex-direction:row!important;justify-content:center;gap:8px;color:var(--muted);font-size:13px}.teacher-head{height:auto;padding:0 5%;z-index:30}.teacher-head-row{width:100%;min-height:72px;display:flex;align-items:center;gap:28px}.brand-text{display:inline-flex;align-items:flex-end;gap:7px;font-size:25px!important;font-weight:950;color:var(--navy);white-space:nowrap}.teacher-nav{display:flex;align-self:stretch;align-items:center;gap:7px;margin-left:auto}.teacher-nav a{height:100%;display:flex;align-items:center;padding:0 13px;color:#59657a;font-size:14px;font-weight:800;border-bottom:3px solid transparent}.teacher-nav a.active{color:var(--blue);border-bottom-color:var(--blue)}.teacher-user{font-size:13px;color:#59657a;white-space:nowrap}.teacher-user a{font-weight:800}.hero-kicker{display:block;font-size:10px;letter-spacing:.14em;color:var(--blue);font-weight:900;margin-bottom:7px}.complete{display:inline-flex;align-items:center;background:var(--mint);color:#fff!important}.page-title{margin:0 0 7px;font-size:30px}.page-desc{margin:0 0 24px;color:var(--muted)}.teacher-content{display:grid;gap:14px}.teacher-card-panel{background:#fff;border:1px solid var(--line);border-radius:19px;padding:22px;box-shadow:0 10px 26px rgba(20,48,95,.05)}.teacher-card-panel h2{margin:0 0 15px}.teacher-row{display:grid;grid-template-columns:1fr auto;gap:15px;align-items:center;padding:15px 0;border-top:1px solid var(--line)}.teacher-row:first-of-type{border-top:0}.teacher-row h3{margin:0 0 5px}.teacher-row p{margin:0;color:var(--muted);font-size:13px}.status-pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:#eef1ff;color:var(--blue);font-size:11px;font-weight:900}.status-pill.done{background:#e9fbf4;color:#08745b}.edit-form{display:grid;gap:14px}.edit-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.edit-form label{display:grid;gap:6px;font-size:12px;font-weight:900}.edit-form input,.edit-form textarea,.edit-form select{width:100%;padding:12px;border:1px solid var(--line);border-radius:11px;background:#fff}.edit-form textarea{min-height:105px;resize:vertical}.edit-form button{border:0;border-radius:11px;padding:13px;background:var(--blue);color:#fff;font-weight:900;cursor:pointer}.wide{grid-column:1/-1}
@media(max-width:900px){.teacher-head-row{flex-wrap:wrap;padding:12px 0}.teacher-nav{order:3;width:100%;overflow:auto}.teacher-nav a{height:42px}.teacher-user{margin-left:auto}}
@media(max-width:640px){.teacher-nav{gap:0}.teacher-nav a{font-size:12px;padding:0 10px}.teacher-row,.edit-grid{grid-template-columns:1fr}}
.student-search-form{display:grid;gap:8px}.student-search-form label{font-weight:900;color:var(--navy)}.student-search-form>div{display:flex;gap:8px}.student-search-form input{flex:1;min-width:0;padding:13px;border:1px solid var(--line);border-radius:11px}.student-search-form button,.matched-student-row button{border:0;border-radius:11px;padding:12px 18px;background:var(--blue);color:#fff;font-weight:900;cursor:pointer;white-space:nowrap}.matched-students{margin-top:14px}.matched-student-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0;border-top:1px solid var(--line)}.matched-student-row h3{margin:0 0 5px}.matched-student-row h3 small{font-size:13px;color:var(--muted)}.matched-student-row p{margin:0;color:var(--muted);font-size:13px}.matched-student-row form{margin:0}@media(max-width:640px){.matched-student-row{align-items:stretch;flex-direction:column}.matched-student-row button{width:100%}}