/* Public course cover; authentication and teaching behavior stay in their original modules. */
.expression-login{background:#151717;color:#f5efe2;padding:30px 28px 20px;justify-content:flex-start;overflow-x:clip}
.expression-login .bg-orb,.expression-login .particles{display:none}
.expression-login-brand{width:min(1200px,100%);display:flex;align-items:center;justify-content:space-between;gap:18px;margin:0 auto 26px}
.expression-login-brand>a:first-child{display:flex;gap:12px;align-items:center;text-decoration:none;color:#f7f0de;font-weight:750;font-size:20px;letter-spacing:1px}
.expression-brand-mark{display:grid;place-items:center;width:44px;height:44px;border:1px solid #baa16c;border-radius:13px;font:600 24px Georgia,serif;color:#dec48d;background:linear-gradient(140deg,#444033,#1b1c1b)}
.expression-login-brand small{display:block;margin-top:3px;color:#a9aa9f;font-size:11px;font-weight:400;letter-spacing:2px}
.expression-login-jump{color:#e0ca9a;text-decoration:none;font-size:13px;white-space:nowrap;padding:10px 0}
.expression-login-layout{width:min(1200px,100%);display:grid;grid-template-columns:minmax(0,1.4fr) minmax(350px,1fr);gap:28px;align-items:start}
.expression-login-cover{position:relative;isolation:isolate;min-height:670px;overflow:hidden;border:1px solid #8a77512e;border-radius:26px;background:#24231f}
.expression-cover-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:65% center;z-index:-3}
.expression-login-cover:before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(19,21,20,.96),rgba(19,21,20,.52) 58%,rgba(19,21,20,.12)),linear-gradient(0deg,rgba(15,18,17,.95),transparent 55%)}
.expression-cover-copy{padding:54px 38px 140px;position:relative}
.expression-eyebrow{font-size:12px;letter-spacing:2px;color:#dcc18a;border-left:2px solid #c5a667;padding-left:12px;margin-bottom:36px}
.expression-cover-copy h1{font-family:'Songti SC','Noto Serif CJK SC','STSong',serif;font-size:clamp(32px,3.4vw,47px);font-weight:600;line-height:1.5;letter-spacing:1px;color:#fcf6ea;margin:0 0 22px}
.expression-cover-copy h1 span{color:#e0c48b}
.expression-cover-summary{font-size:17px;color:#e1ded3;line-height:1.8;margin-bottom:30px;letter-spacing:1px}
.expression-mobile-break{display:none}
.expression-cover-cta{display:inline-flex;gap:22px;align-items:center;min-height:48px;padding:13px 20px;border:1px solid #e6cc95;border-radius:9px;background:linear-gradient(115deg,#e4cea0,#bfa16a);color:#242720;text-decoration:none;font-size:14px;font-weight:750}
.expression-cover-cta:hover{background:#ecd8af}
.expression-cover-note{margin-top:18px!important;color:#c1bcae;font-size:11px;line-height:1.7}
.expression-cover-foot{position:absolute;bottom:28px;left:38px;right:38px;display:flex;flex-direction:column;gap:9px;color:#e2d7bd;font-size:14px;letter-spacing:1px;border-top:1px solid #d6c49842;padding-top:18px}
.expression-cover-foot span:last-child{font-size:9px;letter-spacing:3px;color:#a9aa9f}
.expression-login .card{width:100%;max-width:none;background:#232624;border:1px solid #4c4d43;border-radius:26px;box-shadow:0 20px 60px #0002;padding:54px 30px 28px;backdrop-filter:none;scroll-margin-top:18px}
.expression-login .card:before{display:none}
.expression-login .logo{margin:16px 0 20px;text-align:left}
.expression-login .logo-icon{display:none!important}
.expression-account-title{font-size:24px;line-height:1.4;color:#f8f2e5;margin:5px 0 8px}
.expression-login .logo p{color:#aaa99c;font-size:10px;letter-spacing:1.3px}
.expression-login .login-heading{display:none}
.expression-login .login-subtitle{text-align:left;color:#b8b9ae;line-height:1.6}
.expression-login .portal-kicker{background:#bfa16a16;border-color:#bfa16a55;color:#e2c990}
.expression-login .portal-switch{border-color:#aba58c55;color:#dbd3bf;background:#ffffff06;font-size:11px}
.expression-login .role-tabs{background:#151916;margin-bottom:22px;gap:3px}
.expression-login .role-tab{min-height:44px;color:#b9bcaf}
.expression-login .role-tab.active,.expression-login.management-mode .role-tab.active{background:#dfc797;color:#262a21;box-shadow:0 3px 12px #0002}
.expression-login .field label{color:#c4c5b9;font-size:13px}
.expression-login .field input,.expression-login .field select{background:#191d1a;border-color:#53584b;color:#fff8e8;min-height:48px}
.expression-login .field input:focus,.expression-login .field select:focus{border-color:#dec58e;box-shadow:0 0 0 3px #dec58e24}
.expression-login .field input::placeholder{color:#92988a}
.expression-login .btn-login,.expression-login.management-mode .btn-login{background:#ddc594;color:#22271f;box-shadow:none;animation:none;letter-spacing:1px;min-height:48px}
.expression-login .btn-login:hover{background:#eddab2;box-shadow:none}
.expression-login .account-hints{background:#191e19;border-color:#4a5142;color:#bbbeaf;margin-top:0}
.expression-login .account-hint{background:#ddd0aa0d;border-color:#9f966b77}
.expression-login .account-hints small{display:block;color:#aeb19f;font-size:11px;line-height:1.5;margin-top:8px}
.expression-login .account-hints-title{color:#b9bcad}
.expression-login .btn-secondary,.expression-login .toggle-btn{color:#c6c7ba}
.expression-login .toggle-btn{line-height:1.6}
.expression-login .school-hint{position:static;margin:22px auto 0;max-width:100%;text-align:center;line-height:1.7}
.expression-login .school-hint span{color:#939b8b;font-size:11px}
.expression-login a:focus-visible,.expression-login button:focus-visible,.expression-home-entry a:focus-visible{outline:3px solid #e4c580;outline-offset:4px}
.expression-home-entry{box-sizing:border-box;display:grid;grid-template-columns:86px minmax(0,1fr) auto;align-items:center;gap:19px;width:100%;margin:0 0 16px;padding:16px 20px 16px 16px;border:1px solid #c6aa6c66;border-radius:18px;background:linear-gradient(120deg,#262b26,#171e1b);color:#f4ead4;overflow:hidden;min-width:0}
.expression-entry-picture{width:86px;height:86px;overflow:hidden;border-radius:12px;position:relative}
.expression-entry-picture:after{content:"";position:absolute;inset:0;border:1px solid #e6d2a530;border-radius:inherit;pointer-events:none}
.expression-entry-picture img{width:100%;height:100%;object-fit:cover;object-position:65% 65%}
.expression-entry-copy{min-width:0}
.expression-entry-copy p{margin:0 0 7px;color:#d4ba80;font-size:11px;line-height:1.5;letter-spacing:1px}
.expression-entry-copy h2{margin:0 0 7px;font-size:20px;line-height:1.45;color:#fff4da;letter-spacing:.3px;overflow-wrap:anywhere}
.expression-entry-copy>span{font-size:12px;line-height:1.6;color:#c0c6b5}
.expression-home-entry>a{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:11px 15px;min-height:44px;white-space:nowrap;border:1px solid #dac08b66;border-radius:9px;text-decoration:none;color:#f2dcae;background:#e2c58d0a;font-size:13px;font-weight:700}
.expression-home-entry>a:hover{background:#e2c58d22}
.expression-home-entry.expression-management-entry{flex:none;width:calc(100% - 48px);margin:18px 24px 0}
@media(max-width:900px){.expression-login{padding:22px 20px}.expression-login-layout{grid-template-columns:minmax(0,1fr) minmax(315px,.95fr);gap:18px}.expression-cover-copy{padding:40px 24px 110px}.expression-login-cover{min-height:620px}.expression-cover-copy h1{font-size:32px}.expression-mobile-break{display:block}.expression-login .card{padding:48px 24px 22px}.expression-cover-foot{left:24px;right:24px}.expression-home-entry{gap:14px}.expression-entry-copy h2{font-size:18px}}
@media(max-width:700px){.expression-login{padding:18px 14px 22px}.expression-login-brand{margin-bottom:18px}.expression-login-brand>a:first-child{font-size:17px;gap:10px}.expression-brand-mark{width:36px;height:36px;border-radius:10px;font-size:21px}.expression-login-brand small{font-size:10px}.expression-login-layout{display:flex;flex-direction:column;gap:16px}.expression-login-cover{width:100%;min-height:0;border-radius:19px}.expression-cover-copy{padding:24px 22px}.expression-cover-photo{object-position:66% center}.expression-login-cover:before{background:linear-gradient(90deg,#151a18f5,#151a18b3 60%,#151a1838)}.expression-eyebrow{font-size:10px;letter-spacing:1px;margin-bottom:13px}.expression-cover-copy h1{font-size:30px;line-height:1.35;margin-bottom:12px;letter-spacing:0}.expression-cover-summary{font-size:12px;line-height:1.6;margin-bottom:16px;letter-spacing:0}.expression-mobile-break{display:none}.expression-cover-cta{min-height:44px;padding:10px 14px;font-size:12px;gap:14px}.expression-cover-note{font-size:10px;margin-top:12px!important}.expression-cover-foot{display:none}.expression-login .card{border-radius:19px;padding:46px 22px 24px}.expression-login .logo{margin-top:6px;margin-bottom:16px}.expression-account-title{font-size:21px}.expression-login .portal-switch{top:13px;right:14px}.expression-home-entry{grid-template-columns:66px minmax(0,1fr);gap:12px;padding:14px;border-radius:15px}.expression-entry-picture{width:66px;height:84px;grid-row:1/3}.expression-entry-copy h2{font-size:17px;margin-bottom:4px}.expression-entry-copy p{font-size:9px;letter-spacing:.3px;margin-bottom:5px}.expression-entry-copy>span{font-size:11px}.expression-home-entry>a{grid-column:2;justify-self:start;padding:7px 13px;min-height:40px;font-size:12px}.expression-home-entry.expression-management-entry{width:calc(100% - 32px);margin:14px 16px 0}}
@media(prefers-reduced-motion:reduce){.expression-login *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}