.main-nav{gap:12px;overflow:auto;padding-inline:2px}.nav-group{display:grid;gap:4px}.nav-group-label{padding:0 12px 4px;color:color-mix(in srgb,var(--muted) 78%,transparent);font-size:.54rem;font-weight:800;letter-spacing:.14em}.nav-group .nav-item{padding-block:9px}.account-mini{width:100%;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:9px;padding:8px;margin-block-end:8px;border:1px solid var(--line);border-radius:12px;background:var(--surface);text-align:start}.account-avatar{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:var(--primary-soft);color:var(--primary);font-weight:800;overflow:hidden}.account-avatar img{width:100%;height:100%;object-fit:cover}.account-mini b,.account-mini small{display:block;max-width:125px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-mini b{font-size:.67rem}.account-mini small{font-size:.55rem;color:var(--muted)}
.fact-sheet{grid-auto-flow:column;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(4,auto)}.fill-controls{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.mini-segment{display:flex;padding:3px;background:var(--surface-soft);border-radius:9px}.mini-segment button{border:0;background:transparent;padding:6px 9px;border-radius:7px;color:var(--muted);font-size:.65rem;font-weight:700}.mini-segment button.active{background:var(--surface);color:var(--primary);box-shadow:var(--shadow-sm)}.fill-grid:not(.shuffled){grid-auto-flow:column;grid-template-rows:repeat(4,auto)}.fill-grid.shuffled label{animation:cardShuffle .35s ease both}
.mastery-columns{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.mastery-columns>div{display:grid;align-content:start}.mastery-columns button{display:grid;grid-template-columns:22px 1fr 37px;align-items:center;gap:7px;width:100%;border:0;background:transparent;padding:6px 0;font-size:.66rem}.mastery-columns .progress-bar{height:5px}.achievement-summary{display:flex;align-items:center;gap:13px;padding:14px 18px;margin-block-end:13px;color:var(--primary)}.achievement-summary>div{flex:1;display:flex;align-items:center;gap:13px}.achievement-summary .progress-bar{flex:1}.new-record{display:inline-flex;padding:7px 13px;border-radius:99px;background:var(--green-soft);color:var(--green);font-weight:800;font-size:.72rem;margin-block:5px 10px;animation:pop .45s ease}
.auth-shell{min-height:calc(100vh - 160px);display:grid;grid-template-columns:1fr minmax(360px,480px);align-items:center;gap:clamp(35px,8vw,110px);max-width:1100px;margin:auto}.auth-intro{max-width:520px}.auth-intro>p{font-size:1rem}.auth-benefits{display:grid;gap:9px;margin-block-start:24px}.auth-benefits span{display:flex;align-items:center;gap:9px;font-weight:700;font-size:.78rem}.auth-benefits .icon{color:var(--green)}.auth-card{padding:27px}.auth-logo{width:55px;height:55px;display:grid;place-items:center;border-radius:17px;background:var(--primary-soft);color:var(--primary);margin:0 auto 18px}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;padding:4px;background:var(--surface-soft);border-radius:11px;margin-block-end:17px}.auth-tabs button{border:0;background:transparent;padding:9px;border-radius:8px;color:var(--muted);font-weight:750}.auth-tabs button.active{background:var(--surface);color:var(--text);box-shadow:var(--shadow-sm)}.google-button{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:11px;border:1px solid var(--line);border-radius:11px;color:var(--text);text-decoration:none;font-weight:750}.google-button.unavailable{opacity:.55}.google-g{display:grid;place-items:center;width:21px;height:21px;border-radius:50%;background:linear-gradient(135deg,#4285f4 25%,#34a853 25% 50%,#fbbc05 50% 75%,#ea4335 75%);color:#fff;font-weight:800}.auth-divider{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.62rem;margin:16px 0}.auth-divider:before,.auth-divider:after{content:'';height:1px;flex:1;background:var(--line)}.auth-form{display:grid;gap:12px}.auth-form label>span,.auth-form label>small{display:block}.auth-form label>span{font-weight:700;font-size:.7rem;margin-block-end:5px}.auth-form label>small{color:var(--muted);font-size:.58rem;margin-block-start:4px}.auth-form input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;background:var(--surface-soft);color:var(--text)}.auth-form input:focus{border-color:var(--primary);outline:0}.auth-form.inline{display:flex;align-items:center;margin-block-start:15px}.auth-error{min-height:16px;color:var(--red);font-size:.66rem;margin:0}.guest-button{display:block;margin:16px auto 0;border:0;background:none;color:var(--muted);font-size:.68rem}.account-grid{display:grid;grid-template-columns:minmax(270px,.7fr) 1.3fr;gap:14px}.profile-card,.security-card{padding:27px}.profile-card{text-align:center}.profile-avatar{width:78px;height:78px;display:grid;place-items:center;margin:0 auto 13px;border-radius:22px;background:var(--primary-soft);color:var(--primary);font:800 1.8rem 'Manrope';overflow:hidden}.profile-avatar img{width:100%;height:100%;object-fit:cover}.profile-card h2{margin-block-end:3px}.provider-badge,.security-status{display:inline-flex;padding:5px 9px;border-radius:99px;background:var(--surface-soft);color:var(--muted);font-size:.61rem;font-weight:750}.profile-card .button{width:100%;margin-block-start:9px}.security-feature{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;padding:18px 0;border-block:1px solid var(--line)}.security-feature h3{margin:0 0 4px}.security-feature p{font-size:.7rem;margin:0}.security-status.enabled{background:var(--green-soft);color:var(--green)}.totp-setup{text-align:center;margin-block-start:20px}.totp-setup img{display:block;width:190px;max-width:100%;margin:auto;border-radius:13px}.totp-setup code{display:inline-block;margin-block-start:9px;padding:6px;background:var(--surface-soft);border-radius:6px;font-size:.65rem}.totp-setup>p{font-size:.7rem}.account-loading{min-height:350px;display:grid;place-items:center;color:var(--primary)}
@keyframes cardShuffle{from{opacity:0;transform:translateY(8px) rotate(.5deg)}}
@media(max-width:850px){.nav-group-label,.account-mini{display:none}.fact-sheet{grid-template-columns:repeat(2,1fr);grid-template-rows:repeat(6,auto)}.fill-grid:not(.shuffled){grid-template-rows:repeat(6,auto)}.auth-shell{grid-template-columns:1fr;gap:20px}.auth-intro{text-align:center;margin:auto}.account-grid{grid-template-columns:1fr}}
@media(max-width:640px){.fact-sheet,.fill-grid:not(.shuffled){display:grid;grid-auto-flow:row;grid-template-columns:1fr;grid-template-rows:none}.fill-controls{width:100%;margin-block-start:13px}.mastery-columns{grid-template-columns:1fr 1fr;gap:10px}.auth-shell{display:block}.auth-intro{margin-block-end:22px}.auth-card{padding:20px}.auth-form.inline{display:grid}.security-feature{grid-template-columns:auto 1fr}.security-status{grid-column:2}.account-grid{grid-template-columns:1fr}}
.authenticator-phone{width:86px;height:86px;display:grid;place-items:center;margin:0 auto 12px;border-radius:24px;background:linear-gradient(145deg,var(--primary-soft),var(--surface-soft));color:var(--primary);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.verification-shell{min-height:calc(100vh - 160px);display:grid;place-items:center;padding:24px 0}.verification-card{position:relative;width:min(100%,520px);padding:38px;text-align:center;overflow:hidden}.verification-card:before{content:'';position:absolute;inset:0 0 auto;height:5px;background:linear-gradient(90deg,var(--primary),#8f7cff,#45c6a8)}.verification-mark{width:72px;height:72px;display:grid;place-items:center;margin:0 auto 18px;border-radius:23px;background:linear-gradient(145deg,var(--primary-soft),var(--surface-soft));color:var(--primary);box-shadow:0 14px 30px color-mix(in srgb,var(--primary) 15%,transparent)}.verification-card h1{margin:7px 0 10px;font-size:clamp(1.8rem,5vw,2.5rem)}.verification-card>p{margin:0 auto 25px;max-width:410px;color:var(--muted);font-size:.8rem;line-height:1.7}.verification-card>p strong{display:block;color:var(--text);font-size:.9rem;overflow-wrap:anywhere}.verification-form{text-align:start}.verification-code-input{height:66px!important;text-align:center;font-size:1.65rem!important;font-weight:800;letter-spacing:.42em;padding-inline:calc(12px - .21em)!important;font-variant-numeric:tabular-nums}.verification-meta{display:flex;justify-content:center;align-items:center;gap:7px;margin:17px 0;color:var(--muted);font-size:.64rem}.development-code{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:17px 0;padding:11px 14px;border:1px dashed color-mix(in srgb,var(--primary) 40%,var(--line));border-radius:11px;background:var(--primary-soft);color:var(--primary);font-size:.63rem;text-align:start}.development-code strong{font-size:1rem;letter-spacing:.16em}.verification-actions{display:flex;justify-content:center;gap:18px;margin-top:19px}.verification-actions button{border:0;background:none;color:var(--primary);font-size:.68rem;font-weight:750}.verification-actions button+button{color:var(--muted)}@media(max-width:640px){.verification-card{padding:28px 20px}.verification-code-input{font-size:1.4rem!important}.verification-actions{flex-direction:column;gap:10px}}
.forgot-password{border:0;background:none;color:var(--primary);font-size:.65rem;font-weight:750;text-align:end;margin-top:-7px}.admin-header{padding-bottom:10px}.admin-tabs{position:sticky;top:10px;z-index:4;display:flex;gap:5px;margin:0 0 18px;padding:5px;border:1px solid var(--line);border-radius:14px;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(12px);overflow:auto}.admin-tabs button{flex:1;min-width:max-content;padding:9px 13px;border:0;border-radius:10px;background:transparent;color:var(--muted);font-size:.67rem;font-weight:800}.admin-tabs button.active{background:var(--primary);color:#fff;box-shadow:var(--shadow-sm)}.admin-stat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.admin-stat-grid article{padding:17px}.admin-stat-grid span{display:block;color:var(--primary)}.admin-stat-grid strong{display:block;margin-top:12px;font-size:1.35rem}.admin-stat-grid small{color:var(--muted);font-size:.58rem}.admin-split{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:13px}.admin-database,.admin-privacy{padding:25px}.admin-database dl{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.admin-database dl div{padding:11px;border-radius:10px;background:var(--surface-soft)}.admin-database dt{color:var(--muted);font-size:.57rem}.admin-database dd{margin:4px 0 0;font-weight:800}.admin-privacy>span{color:var(--green)}.admin-search{display:flex;gap:8px;margin-bottom:11px}.admin-search input{flex:1;padding:11px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text)}.admin-table-wrap{overflow:auto}.admin-table{width:100%;border-collapse:collapse;min-width:790px}.admin-table th,.admin-table td{padding:12px;text-align:start;border-bottom:1px solid var(--line);font-size:.65rem}.admin-table th{color:var(--muted);font-size:.56rem;text-transform:uppercase;letter-spacing:.08em}.admin-user{display:flex;align-items:center;gap:9px}.admin-user i{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--primary-soft);color:var(--primary);font-style:normal;font-weight:800}.admin-user small{display:block;color:var(--muted);margin-top:2px}.admin-safe-note{padding:11px;color:var(--muted);font-size:.64rem;text-align:center}.admin-settings{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.admin-settings article{padding:21px}.admin-settings article>div{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:13px}.admin-settings label span{display:block;margin-bottom:4px;color:var(--muted);font-size:.58rem}.admin-settings input,.admin-settings select{width:100%;padding:9px;border:1px solid var(--line);border-radius:8px;background:var(--surface-soft);color:var(--text);font-size:.66rem}.admin-save{grid-column:1/-1}.admin-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:12px}.admin-toolbar p{margin:4px 0;color:var(--muted);font-size:.7rem}.backup-list,.audit-list{display:grid;gap:9px}.backup-list article,.audit-list article{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;padding:15px}.backup-list article>span{color:var(--primary)}.backup-list small,.audit-list small{display:block;color:var(--muted);font-size:.58rem;margin-top:3px}.audit-action{display:inline-flex;padding:6px 8px;border-radius:7px;background:var(--primary-soft);color:var(--primary);font-size:.58rem;font-weight:800}.audit-locked{color:var(--muted);font-size:.6rem}.admin-empty,.admin-error,.admin-denied{padding:35px;text-align:center}.admin-error{color:var(--red)}
@media(max-width:1050px){.admin-stat-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:720px){.admin-stat-grid{grid-template-columns:repeat(2,1fr)}.admin-split,.admin-settings{grid-template-columns:1fr}.admin-settings article>div{grid-template-columns:1fr}.admin-toolbar{align-items:flex-start;flex-direction:column}.backup-list article,.audit-list article{grid-template-columns:auto 1fr}.backup-list .button,.audit-list .button,.audit-locked{grid-column:2}}
.icon-button{display:inline-grid;place-items:center;min-width:34px;min-height:34px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--primary);cursor:pointer}.icon-button:hover{background:var(--primary-soft)}.status-chip{display:inline-flex;padding:4px 8px;border-radius:99px;font-size:.62rem;font-weight:800}.status-chip.active{background:var(--green-soft);color:var(--green)}.status-chip.suspended{background:var(--red-soft);color:var(--red)}.admin-access{margin-block-start:16px}.admin-access-list{display:grid;gap:8px}.admin-access-list>div{display:grid;grid-template-columns:1fr auto auto;gap:16px;align-items:center;padding:10px 0;border-top:1px solid var(--line);font-size:.76rem}.admin-access-list span{font-family:ui-monospace,monospace;color:var(--primary)}.admin-access-list small{color:var(--muted)}.admin-detail,.audit-detail{margin-block:16px}.admin-detail-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.admin-detail-heading h2,.admin-detail-heading h3{margin:.2rem 0}.admin-detail-heading p{margin:0;color:var(--muted);font-size:.75rem}.admin-detail-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}.admin-detail-stats div,.audit-detail dl div{padding:10px;border-radius:10px;background:var(--surface-soft)}.admin-detail-stats dt,.audit-detail dt{font-size:.6rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.admin-detail-stats dd,.audit-detail dd{margin:4px 0 0;font-weight:750;overflow-wrap:anywhere}.admin-user-controls,.backup-schedule form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;align-items:end}.admin-user-controls label,.backup-schedule label{display:grid;gap:5px;font-size:.7rem;font-weight:750}.admin-user-controls input,.admin-user-controls select,.backup-schedule input,.backup-schedule select,.admin-search select{min-height:40px;border:1px solid var(--line);border-radius:9px;background:var(--surface);padding:0 10px;color:var(--text)}.admin-reason{padding:10px;border-left:3px solid var(--orange);background:var(--surface-soft);font-size:.78rem}.backup-schedule{display:grid;gap:15px;margin-block:15px}.backup-schedule>div h3{margin:.15rem 0}.audit-detail dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.audit-detail pre{max-height:250px;overflow:auto;padding:12px;border-radius:10px;background:#10141d;color:#d9e1f2;font-size:.68rem}.audit-list .panel{grid-template-columns:auto 1fr auto auto}@media(max-width:700px){.admin-access-list>div{grid-template-columns:1fr;gap:3px}.admin-detail-stats,.audit-detail dl,.admin-user-controls,.backup-schedule form{grid-template-columns:1fr}.audit-list .panel{grid-template-columns:auto 1fr auto}.audit-list .audit-locked{grid-column:2}.admin-search{grid-template-columns:1fr!important}.admin-table{min-width:780px}}