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@media(max-width:900px){.hero-grid{grid-template-columns:1.1fr .9fr}.hero-card-front{right:-35px}.hero-card-back{left:0}.subject-grid,.slot-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid,.management-layout{grid-template-columns:minmax(0,1fr) 290px}.enrollment-grid{grid-template-columns:1fr 400px;gap:25px}.head-actions{flex-wrap:wrap;justify-content:flex-end}}
@media(max-width:700px){.shell{width:min(100% - 36px,1180px)}.site-header{height:68px}.brand{font-size:21px}.main-nav{gap:13px}.main-nav a,.nav-logout,.nav-user{font-size:11px}.nav-user{display:none}.nav-login,.nav-logout{padding:9px 10px}.hero-grid,.how-grid,.auth-page,.dashboard-grid,.management-layout,.enrollment-grid{grid-template-columns:1fr}.hero-grid{min-height:0}.hero{min-height:0}.hero-copy{padding:70px 0 40px}.hero h1{font-size:58px}.hero-art{height:320px}.hero-card-front{top:45px;right:12%;width:260px;height:260px}.hero-card-title{font-size:24px}.hero-card-back{top:10px;left:14%;width:240px;height:220px}.orbit-one{right:0;top:-100px}.orbit-two{right:80px;top:-30px}.section{padding:60px 0}.subject-grid,.slot-grid{grid-template-columns:1fr}.how-section{padding:60px 0}.how-grid{gap:25px}.auth-art{padding:60px 30px}.auth-deco{font-size:160px}.auth-panel{padding:60px 25px}.dashboard-page{padding:50px 0 80px}.page-head{align-items:end}.page-head h1{font-size:43px}.head-stats span{font-size:39px}.interior-head{align-items:start}.interior-head h1{font-size:40px}.head-icon{display:none}.head-actions{justify-content:flex-start}.management-head{flex-direction:column}.management-layout{gap:35px}.slot-create-form{grid-template-columns:repeat(2,1fr)}.enrollment-grid{gap:30px}.enrollment-page h1{font-size:60px}.booking-summary{margin-top:25px}.success-card{padding:30px 20px}.success-card h1{font-size:38px}}
@media(max-width:450px){.main-nav>a:first-child{display:none}.brand-mark{width:28px;height:28px}.hero h1{font-size:50px}.hero-card-front{right:0}.hero-card-back{left:2%}.section-heading h2{font-size:32px}.section-heading .count-pill{display:none}.page-head h1{font-size:36px}.head-stats span{font-size:30px}.head-stats small{font-size:9px}.dashboard-subject-icon{width:42px;height:42px}.dashboard-subject-card{padding:15px;gap:10px}.dashboard-subject-body h3{font-size:15px}.meta-line{gap:6px}.meta-line span+span:before{margin-right:6px}.manage-slot{align-items:start;flex-direction:column}.manage-slot-actions{width:100%;justify-content:space-between}.edit-popover{right:auto;left:0;width:250px}.form-row,.confirmation-details{grid-template-columns:1fr}.slot-create-form{grid-template-columns:1fr}.footer-inner{align-items:start;gap:12px;flex-direction:column}}
.brand-mark.has-logo{background:transparent;overflow:hidden}.brand-mark img{width:100%;height:100%;object-fit:contain}.settings-shortcut{margin-top:22px}.settings-page{padding-top:30px}.settings-page>.shell>.back-link{margin:0 0 25px}.settings-head{margin-bottom:30px}.settings-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(290px,1fr);gap:22px;align-items:start}.settings-panel{overflow:hidden}.settings-panel .panel-heading{align-items:center}.settings-panel-body{padding:24px}.settings-panel-body>p{color:var(--muted);font-size:12px;line-height:1.7;margin-bottom:20px}.settings-panel-body>small,.logo-upload-row small{display:block;color:var(--muted);font-size:10px;line-height:1.5;margin-top:12px}.settings-side{display:grid;gap:18px}.branding-form{padding:25px;display:grid;gap:25px}.field-label{display:grid;gap:8px;font-size:11px;font-weight:800;color:#476154}.field-label input:not([type=file]){width:100%;height:44px;border:1px solid #d9e3d9;border-radius:7px;padding:0 12px;background:#fff;color:var(--ink);outline:none;font-size:12px}.field-label input:focus{border-color:var(--accent)}.theme-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px}.theme-choice{position:relative;display:grid;gap:5px;padding:12px;border:1px solid var(--line);border-radius:10px;cursor:pointer;transition:border-color .15s,box-shadow .15s}.theme-choice:has(input:checked){border-color:var(--accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 25%,transparent)}.theme-choice input{position:absolute;right:13px;top:13px;accent-color:var(--deep)}.theme-choice strong{font-size:12px}.theme-choice small{color:var(--muted);font-size:10px}.theme-preview{height:69px;border-radius:7px;display:flex;align-items:end;gap:5px;padding:9px;margin-bottom:5px;overflow:hidden}.theme-preview i,.theme-preview b,.theme-preview em{display:block;border-radius:4px;font-style:normal}.theme-preview i{height:44px;width:38%}.theme-preview b{height:26px;width:26%}.theme-preview em{height:33px;width:18%}.theme-preview-labflow{background:#eaf2dd}.theme-preview-labflow i{background:#12382e}.theme-preview-labflow b{background:#d6ee7a}.theme-preview-labflow em{background:#8dae64}.theme-preview-ihu{background:#f1faff}.theme-preview-ihu i{background:#1c3c64}.theme-preview-ihu b{background:#fb9608}.theme-preview-ihu em{background:#66d5d4}.logo-upload-row{display:flex;gap:15px;align-items:center}.current-logo{width:60px;height:60px;flex:none;border:1px solid var(--line);border-radius:10px;display:grid;place-items:center;background:var(--paper);color:var(--accent);font-size:28px;overflow:hidden}.current-logo img{width:100%;height:100%;object-fit:contain}.logo-upload-row>div:last-child{min-width:0;flex:1}.field-label input[type=file]{font-size:11px;max-width:100%;color:var(--muted)}.checkbox-label{display:flex;align-items:center;gap:7px;margin-top:11px;font-size:11px;color:var(--danger)}.backup-stats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.backup-stats span{background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:8px;color:var(--muted);font-size:10px}.backup-stats b{color:var(--ink)}.restore-panel .btn-outline{color:var(--deep)}.calendar-section{margin-top:63px}.calendar-heading{margin-bottom:18px}.calendar-heading p{font-size:12px;color:var(--muted);margin:7px 0 0}.calendar-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:0 5px 22px rgba(28,60,37,.03)}.weekly-calendar{display:grid;grid-template-columns:repeat(7,minmax(145px,1fr));min-width:1060px}.calendar-day{min-height:250px;border-right:1px solid var(--line)}.calendar-day:last-child{border-right:0}.calendar-day-head{display:grid;gap:2px;padding:15px 12px;border-bottom:1px solid var(--line);background:var(--paper)}.calendar-day-short{font-size:9px;font-weight:800;letter-spacing:.12em;color:#789452}.calendar-day-head strong{font-family:Manrope,sans-serif;font-size:14px}.calendar-day-head small{font-size:10px;color:var(--muted)}.calendar-events{padding:9px;display:grid;align-content:start;gap:8px}.calendar-event{display:grid;gap:5px;padding:11px;border-left:3px solid var(--accent);border-radius:5px;background:#f0f5e9;transition:transform .15s,box-shadow .15s}.calendar-event:hover{transform:translateY(-2px);box-shadow:0 5px 14px rgba(0,0,0,.08)}.calendar-event strong{font-size:11px;line-height:1.25}.calendar-event>span:not(.calendar-time){font-size:10px;color:#5d735f}.calendar-event small{font-size:9px;color:#819287;line-height:1.35}.calendar-time{font-size:10px;font-weight:800;color:#547648}.calendar-course{word-break:break-word}.calendar-empty{padding:25px 0;text-align:center;color:#b4c0b5;font-size:10px}.calendar-empty-state{margin-top:0}
body.theme-ihu{--ink:#1c3c64;--deep:#1c3c64;--deepest:#142f50;--muted:#68798d;--line:#dce5ef;--paper:#f6f9fc;--lime:#fb9608;--mint:#f1faff;--accent:#fb9608;--shadow:0 16px 45px rgba(28,60,100,.08)}.theme-ihu .brand-dot,.theme-ihu .accent-dot{color:#fb9608}.theme-ihu .brand-mark{background:#1c3c64;color:#fb9608}.theme-ihu .brand-mark.has-logo{background:transparent}.theme-ihu .eyebrow,.theme-ihu .form-kicker,.theme-ihu .lab-index{color:#a65b00}.theme-ihu .eyebrow.light{color:#ffbf61}.theme-ihu .main-nav>a.active{border-color:#fb9608}.theme-ihu .hero,.theme-ihu .auth-art{background:#1c3c64}.theme-ihu .how-section{background:#183655}.theme-ihu .hero h1 em,.theme-ihu .how-section h2 em,.theme-ihu .auth-art h1 em{color:#ffad31}.theme-ihu .hero-copy>p,.theme-ihu .auth-art>p{color:#d5e2f0}.theme-ihu .mini-spark,.theme-ihu .sparkle{color:#ffad31}.theme-ihu .hero-card-back{background:#315b83;color:#d7e6f4}.theme-ihu .hero-card-front{background:#f1faff;color:#1c3c64}.theme-ihu .availability{background:#ffdfad;color:#784300}.theme-ihu .hero-card-bottom{border-color:#d5e3f0}.theme-ihu .avatar-group i{border-color:#f1faff}.theme-ihu .subject-card,.theme-ihu .dashboard-subject-card,.theme-ihu .panel,.theme-ihu .lab-section,.theme-ihu .manage-lab{border-color:#dfe7f0}.theme-ihu .course-code,.theme-ihu .dashboard-subject-icon,.theme-ihu .head-icon,.theme-ihu .person-avatar,.theme-ihu .current-logo{background:#e9f2fa;color:#1c3c64}.theme-ihu .count-pill,.theme-ihu .subtle-count{background:#e9f2fa;color:#476684}.theme-ihu .page-head h1 em,.theme-ihu .enrollment-page h1 em,.theme-ihu .success-page h1 em{color:#e98200}.theme-ihu .booking-summary{background:#eef5fb;border-color:#dce9f3}.theme-ihu .booking-summary .form-kicker{color:#a65b00}.theme-ihu .calendar-event{background:#edf4fa}.theme-ihu .calendar-time,.theme-ihu .calendar-event>span:not(.calendar-time),.theme-ihu .calendar-day-short{color:#335a80}.theme-ihu .status-badge.open{color:#1b7b83}.theme-ihu .step>span{color:#ffad31}.theme-ihu .step p{color:#caddec}.theme-ihu .site-footer{background:#eef4f9}.theme-ihu .subject-card-footer span:last-child,.theme-ihu .slot-link{color:#1c3c64}.theme-ihu .nav-login:hover,.theme-ihu .nav-logout:hover{background:#edf4fa}.theme-ihu .btn-lime:hover{background:#ffb348}.theme-ihu .hero-note{color:#d5e2f0}
@media(max-width:800px){.settings-grid{grid-template-columns:1fr}.calendar-section{margin-top:48px}}
@media(max-width:450px){.theme-options{grid-template-columns:1fr}.logo-upload-row{align-items:start}.weekly-calendar{min-width:1015px}.calendar-day{min-height:220px}}
.footer-logo{width:19px;height:19px;object-fit:contain}
.brand-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:450px){.nav-wrap{gap:7px}.brand{font-size:17px;letter-spacing:-.04em;min-width:0;max-width:140px;gap:6px}.brand-mark{flex:none}.main-nav{gap:9px;flex:none}.nav-logout{white-space:nowrap;font-size:10px;padding:8px}.nav-user{display:none}}
.language-form{display:inline-flex;flex:none}.language-toggle{height:36px;min-width:39px;padding:0 8px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--deep);font-size:11px;font-weight:800;letter-spacing:.04em}.language-toggle:hover{border-color:var(--accent);background:var(--mint)}
@media(max-width:700px){.main-nav{gap:9px}.nav-wrap{gap:9px}}
@media(max-width:450px){.brand{max-width:115px}.main-nav{gap:6px}.main-nav>a:not(.nav-login){font-size:10px}.nav-logout{font-size:9px;padding:8px 6px}.language-toggle{min-width:34px;height:32px;padding:0 5px;font-size:10px}}

.roster-panel .roster-duplicate-option{display:flex;align-items:flex-start;gap:8px;margin:0;color:var(--muted);font-size:11px;font-weight:600;line-height:1.45}
.roster-panel .roster-duplicate-option input[type=checkbox]{width:15px;height:15px;flex:none;padding:0;margin:0;accent-color:var(--deep)}

.roster-management-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:20px;align-items:start}
.roster-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}
.roster-page table{min-width:680px}
.roster-page td{overflow-wrap:anywhere}
.roster-search{display:grid;gap:8px;padding:18px 25px;border-bottom:1px solid var(--line);font-size:11px;font-weight:800;color:var(--muted)}
.roster-search>div{display:flex;align-items:center;gap:9px}
.roster-search input{min-width:0;flex:1;height:38px;border:1px solid var(--line);border-radius:7px;padding:0 11px;background:#fff;color:var(--ink)}
.roster-search a,.roster-pagination a{font-size:11px;font-weight:800;color:var(--deep)}
.roster-search a:hover,.roster-pagination a:hover{text-decoration:underline}
.roster-pagination{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 25px;color:var(--muted);font-size:11px}
.roster-enrolled{font-size:10px;color:var(--muted);font-weight:800}
.roster-add-panel .stack-form small,.roster-replacement-note{font-size:11px;line-height:1.5;color:var(--muted)}
.roster-replacement-note{margin:18px 0 0}
.roster-clear-section{border-top:1px solid var(--line);margin-top:28px;padding-top:25px}.roster-clear-section h2{font-size:18px;margin:8px 0}.roster-clear-section p{font-size:11px;line-height:1.55;color:var(--muted);margin-bottom:15px}.roster-clear-confirm{display:flex;align-items:flex-start;gap:8px;font-size:11px;line-height:1.45;color:var(--ink)}.roster-clear-confirm input{width:15px;height:15px;flex:none;margin:1px 0 0;accent-color:var(--danger)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#963d30}.btn-danger:disabled{opacity:.5;cursor:not-allowed;transform:none}
@media(max-width:900px){.roster-management-layout{grid-template-columns:1fr}.roster-add-panel{order:-1}}
@media(max-width:550px){.roster-heading{align-items:flex-start;flex-direction:column}.roster-search>div{flex-wrap:wrap}.roster-search input{flex-basis:100%}}

.slot-students-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:20px;align-items:start}
.slot-add-panel .template-link{margin-top:18px}
.slot-add-note{margin:16px 0 0;color:var(--muted);font-size:11px;line-height:1.5}
@media(max-width:900px){.slot-students-layout{grid-template-columns:1fr}.slot-add-panel{order:-1}}