html,body,#root{min-width:100%;min-height:100%;margin:0}body{color:#172033;background:#f6f8fb;font-family:Arial,Helvetica,sans-serif}:root{--navy:#0f315f;--blue:#1976d2;--blue-dark:#145fae;--muted:#6d7f98;--line:#e6edf5;--page:#f5f8fc;--white:#fff;--shadow:0 18px 45px #1e3f6714}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--page);color:#18314f;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,textarea,select{font:inherit}a{color:inherit}.site-shell,.class-page{background:radial-gradient(circle at 8% 0%, #e0f0ffb8, transparent 28%), radial-gradient(circle at 95% 15%, #ffeaeead, transparent 25%), var(--page);min-height:100vh}.site-header{z-index:40;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#fffffff0;border-bottom:1px solid #dee7f1db;position:sticky;top:0}.site-header-inner{justify-content:space-between;align-items:center;gap:28px;width:min(1180px,100% - 40px);min-height:78px;margin:0 auto;display:flex}.site-brand{align-items:center;gap:13px;min-width:0;text-decoration:none;display:inline-flex}.brand-mark{filter:drop-shadow(0 7px 10px #276db524);flex:none;width:50px;height:42px;display:inline-block;position:relative}.brand-book-left,.brand-book-right{background:#eaf5ff;border:3px solid #1976d2;width:24px;height:34px;position:absolute;top:4px}.brand-book-left{border-right-width:2px;border-radius:7px 2px 3px 7px;left:1px;transform:skewY(4deg)}.brand-book-right{background:#fff4c9;border-color:#f1b52b;border-left-width:2px;border-radius:2px 7px 7px 3px;right:1px;transform:skewY(-4deg)}.brand-mark:after{content:"";background:#174c87;border-radius:99px;width:2px;height:31px;position:absolute;top:6px;left:24px}.brand-copy{flex-direction:column;min-width:0;display:flex}.brand-copy strong{color:#143864;letter-spacing:-.35px;font-size:20px;line-height:1.1}.brand-copy small{color:#8391a6;margin-top:4px;font-size:12px}.site-nav{align-items:center;gap:30px;display:flex}.site-nav>a:not(.teacher-login-button){color:#5d718b;font-size:14px;font-weight:650;text-decoration:none;transition:all .18s}.site-nav>a:not(.teacher-login-button):hover{color:var(--blue)}.teacher-login-button{color:#fff;white-space:nowrap;background:linear-gradient(135deg,#1883e5,#116ac1);border-radius:11px;padding:11px 17px;font-size:13px;font-weight:750;text-decoration:none;box-shadow:0 8px 20px #1976d233}.teacher-login-button:hover{transform:translateY(-1px)}.home-hero{width:min(1180px,100% - 40px);min-height:470px;box-shadow:var(--shadow);background:#fff;border-radius:30px;grid-template-columns:minmax(0,.92fr) minmax(430px,1.08fr);margin:34px auto 0;display:grid;overflow:hidden}.home-hero-copy{z-index:1;background:radial-gradient(circle at 0 0,#eaf7ff,#0000 48%),linear-gradient(120deg,#fff 50%,#fbfdff);padding:65px 30px 56px 56px;position:relative}.eyebrow{color:#247bcf;letter-spacing:1.8px;font-size:11px;font-weight:850;line-height:1;display:inline-block}.home-hero h1{color:#0f315f;letter-spacing:-2.4px;max-width:590px;margin:18px 0 16px;font-size:clamp(42px,4.5vw,62px);line-height:.99}.home-hero-copy>p{color:#60748e;max-width:560px;margin:0;font-size:17px;line-height:1.65}.hero-accent{background:#ffd22e;border-radius:99px;width:78px;height:6px;margin:20px 0 24px}.hero-benefits{flex-wrap:wrap;align-items:center;gap:24px;display:flex}.benefit-item{color:#395570;align-items:center;gap:10px;font-size:13px;font-weight:650;line-height:1.25;display:flex}.benefit-icon{border-radius:50%;place-items:center;width:43px;height:43px;font-size:19px;display:grid}.benefit-icon.mint{background:#e2f8f2}.benefit-icon.pink{background:#ffe8ef}.benefit-icon.blue{background:#e6f1ff}.home-hero-media{background:#edf6ff;min-height:470px;position:relative}.home-hero-media:before{content:"";z-index:1;pointer-events:none;background:linear-gradient(90deg,#ffffff29,#0000 18%);position:absolute;inset:0}.home-hero-media img{object-fit:cover;object-position:center center;width:100%;height:100%;min-height:470px;display:block}.classes-showcase{width:min(1180px,100% - 40px);margin:52px auto 0}.section-title-row{justify-content:space-between;align-items:end;gap:30px;margin-bottom:23px;display:flex}.section-title-row h2{color:#143864;letter-spacing:-1px;margin:6px 0 0;font-size:32px}.section-title-row>p{color:#7b8da4;text-align:right;max-width:460px;margin:0 0 3px;font-size:14px;line-height:1.55}.grade-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:14px;display:grid}.grade-card{border:1px solid #fffc;border-radius:20px;flex-direction:column;justify-content:space-between;min-height:205px;padding:22px 19px 17px;text-decoration:none;transition:all .2s;display:flex;overflow:hidden;box-shadow:0 12px 28px #223f6212}.grade-card:hover{transform:translateY(-5px);box-shadow:0 20px 38px #223f6221}.grade-card-1{color:#1764bf;background:linear-gradient(150deg,#e6f3ff,#f8fbff)}.grade-card-2{color:#118267;background:linear-gradient(150deg,#e1f7ef,#f9fffc)}.grade-card-3{color:#e36e0a;background:linear-gradient(150deg,#fff3ce,#fffdf5)}.grade-card-4{color:#e93f69;background:linear-gradient(150deg,#ffe7ed,#fff8fa)}.grade-card-5{color:#7952dc;background:linear-gradient(150deg,#eee6ff,#faf8ff)}.grade-card-6{color:#0c8798;background:linear-gradient(150deg,#e3f7fa,#f8feff)}.grade-card-top{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.grade-letter{letter-spacing:-2px;font-size:49px;font-weight:900;line-height:.9;display:block}.grade-card h3{margin:7px 0 0;font-size:16px;font-weight:760}.grade-visual{filter:drop-shadow(0 5px 7px #1a3e601f);font-size:34px}.grade-card-bottom{color:#1c3a58a3;justify-content:space-between;align-items:center;gap:8px;font-size:11px;font-weight:700;display:flex}.round-arrow{color:#153b67;background:#fff;border-radius:50%;place-items:center;width:34px;height:34px;font-size:18px;display:grid;box-shadow:0 5px 15px #1f3f6314}.soft-status{color:#2c5e8d;background:#eaf4ff;border-radius:14px;margin-bottom:18px;padding:16px 18px;font-size:14px}.soft-status.error{color:#ad3e3e;background:#fff0f0}.trust-strip{background:radial-gradient(circle at 5% 100%,#c5dcfa73,#0000 25%),radial-gradient(circle at 95% 100%,#e0d4ff59,#0000 25%),#eef5fc;border-radius:23px 23px 0 0;grid-template-columns:repeat(3,1fr);gap:20px;width:min(1180px,100% - 40px);margin:54px auto 0;padding:25px 32px;display:grid}.trust-strip>div{justify-content:center;align-items:center;gap:14px;min-height:55px;display:flex}.trust-strip>div+div{border-left:1px solid #849bb538}.trust-strip p{color:#72869e;margin:0;font-size:12px;line-height:1.4}.trust-strip strong{color:#395a7d;font-size:13px}.trust-icon{text-align:center;min-width:36px;font-size:27px}.trust-icon.heart{color:#f36f91}.trust-icon.star{color:#ffbd24}.site-footer{color:#8998aa;background:#eaf2fa;justify-content:center;align-items:center;min-height:74px;padding:20px;font-size:12px;display:flex}.site-footer>div{align-items:center;gap:8px;display:flex}.class-site-header{position:sticky}.class-main{width:min(1080px,100% - 40px);margin:0 auto;padding:24px 0 64px}.breadcrumb-row{color:#8493a8;align-items:center;gap:8px;margin-bottom:15px;font-size:12px;display:flex}.breadcrumb-row a{color:#4c7eae;text-decoration:none}.class-hero{background:radial-gradient(circle at 100%,#ffdae2b8,#0000 35%),linear-gradient(120deg,#e8f5ff,#fff8f9);border-radius:25px;justify-content:space-between;align-items:center;gap:32px;min-height:180px;padding:32px 36px;display:flex;box-shadow:0 13px 34px #2843620f}.class-hero-copy h1{color:#11345f;letter-spacing:-1px;margin:9px 0 8px;font-size:36px}.class-hero-copy p{color:#6e8097;max-width:650px;margin:0;font-size:14px;line-height:1.55}.class-hero-badge{background:#ffffffd6;border-radius:28px;flex:none;place-items:center;width:96px;height:96px;font-size:45px;display:grid;box-shadow:0 10px 28px #27456614}.class-toolbar{border:1px solid var(--line);background:#fff;border-radius:17px;justify-content:space-between;align-items:center;gap:18px;margin-top:18px;padding:12px;display:flex;box-shadow:0 6px 20px #24406209}.filter-tabs{flex-wrap:wrap;gap:8px;display:flex}.filter-tabs button{color:#64768e;cursor:pointer;background:#f2f6fa;border:0;border-radius:999px;align-items:center;gap:7px;padding:9px 13px;font-size:12px;font-weight:750;transition:all .18s;display:inline-flex}.filter-tabs button span{background:#fff;border-radius:999px;place-items:center;min-width:21px;height:21px;font-size:10px;display:grid}.filter-tabs button.active{color:#fff;background:linear-gradient(135deg,#ff6969,#ff4d62);box-shadow:0 8px 18px #ff526433}.filter-tabs button.active span{color:#e44959}.last-updated{text-align:right;color:#95a2b3;white-space:nowrap;flex-direction:column;font-size:10px;line-height:1.3;display:flex}.last-updated strong{color:#60748d;margin-top:2px;font-size:11px}.assignment-days{margin-top:28px}.assignment-day+.assignment-day{margin-top:36px}.day-heading{align-items:center;gap:13px;margin-bottom:13px;display:flex}.day-calendar{background:#e7f3ff;border-radius:14px;flex-direction:column;flex:none;justify-content:center;align-items:center;width:53px;height:53px;display:flex}.day-calendar span{color:#1768bb;font-size:19px;font-weight:850;line-height:1}.day-calendar small{color:#6590bb;text-transform:uppercase;margin-top:4px;font-size:9px;font-weight:800}.day-heading-copy{min-width:0}.friendly-date{color:#1a8d5f;background:#e8f8ef;border-radius:999px;margin-bottom:3px;padding:3px 8px;font-size:9px;font-weight:850;display:inline-flex}.day-heading h2{color:#18385f;text-transform:capitalize;letter-spacing:-.25px;margin:1px 0;font-size:19px}.day-heading p{color:#9aa6b5;margin:0;font-size:10px}.day-assignments{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;display:grid}.parent-assignment-card{background:#fff;border:1px solid #e3ebf3;border-radius:18px;min-width:0;padding:20px;box-shadow:0 9px 25px #27415e0b}.subject-row{align-items:center;gap:11px;display:flex}.subject-icon{border-radius:12px;flex:none;place-items:center;width:44px;height:44px;font-size:20px;display:grid}.subject-blue{background:#dff1ff}.subject-purple{background:#eee5ff}.subject-orange{background:#fff0dd}.subject-green{background:#e3f7e9}.subject-cyan{background:#dff6fa}.subject-pink{background:#ffe5ef}.subject-label{color:#9aa6b4;letter-spacing:1.3px;font-size:8px;font-weight:850}.subject-row h3{color:#13345f;margin:2px 0 0;font-size:17px}.parent-assignment-card h4{color:#24405f;margin:17px 0 5px;font-size:13px}.assignment-description{color:#677991;white-space:pre-wrap;margin:6px 0 0;font-size:12px;line-height:1.6}.parent-files{border-top:1px solid #ebeff4;flex-direction:column;gap:7px;margin-top:18px;padding-top:13px;display:flex}.files-title{color:#9ba6b5;text-transform:uppercase;letter-spacing:.8px;font-size:8px;font-weight:800}.parent-file{color:#315b87;background:#f5f8fc;border:1px solid #e7edf4;border-radius:9px;align-items:center;gap:9px;min-width:0;padding:9px 10px;text-decoration:none;transition:all .16s;display:flex}.parent-file:hover{background:#edf5fd}.file-type-icon{flex:none;font-size:16px}.file-name{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-size:10px;overflow:hidden}.file-action{color:#2677c8;font-size:9px;font-weight:800}.empty-assignments{border:1px solid var(--line);text-align:center;background:#fff;border-radius:20px;margin-top:30px;padding:48px 20px;box-shadow:0 8px 24px #2640610a}.empty-icon{font-size:40px}.empty-assignments h2{color:#16375f;margin:10px 0 5px}.empty-assignments p{color:#8290a3;margin:0;font-size:13px}.class-footer{color:#748aa3;background:#eaf4fc;justify-content:center;align-items:center;gap:8px;min-height:72px;padding:20px;font-size:12px;display:flex}.class-footer span{color:#62a8eb;font-size:20px}.class-loading{text-align:center;color:#5d728d;place-items:center;min-height:100vh;padding:30px;display:grid}@media (width<=1080px){.home-hero{grid-template-columns:1fr .9fr}.home-hero-copy{padding-left:38px}.grade-grid{grid-template-columns:repeat(3,1fr)}}@media (width<=820px){.site-header-inner{width:min(100% - 28px,1180px);min-height:68px}.brand-copy small{display:none}.site-nav{gap:12px}.site-nav>a:not(.teacher-login-button){display:none}.teacher-login-button{padding:9px 12px;font-size:11px}.home-hero{grid-template-columns:1fr;width:min(100% - 28px,1180px);min-height:auto;margin-top:18px}.home-hero-copy{padding:38px 26px 32px}.home-hero h1{font-size:clamp(38px,10vw,52px)}.home-hero-media,.home-hero-media img{min-height:300px}.classes-showcase,.trust-strip{width:min(100% - 28px,1180px)}.section-title-row{flex-direction:column;align-items:flex-start;gap:8px}.section-title-row>p{text-align:left}.trust-strip{grid-template-columns:1fr;padding:20px}.trust-strip>div{justify-content:flex-start}.trust-strip>div+div{border-top:1px solid #849bb538;border-left:0;padding-top:14px}.class-main{width:min(100% - 28px,1080px)}.class-nav>a:not(.teacher-login-button){display:none}.class-hero{padding:25px}.class-hero-badge{width:78px;height:78px;font-size:36px}.class-toolbar{flex-direction:column;align-items:stretch}.last-updated{text-align:left}.day-assignments{grid-template-columns:1fr}}@media (width<=560px){.site-header-inner{width:calc(100% - 22px)}.brand-mark{width:43px;height:37px}.brand-book-left,.brand-book-right{width:21px;height:31px}.brand-mark:after{height:28px;left:21px}.brand-copy strong{font-size:16px}.teacher-login-button{place-items:center;width:39px;height:39px;padding:0;font-size:0;display:grid}.teacher-login-button:after{content:"🔒";font-size:16px}.home-hero{border-radius:22px;width:calc(100% - 22px)}.home-hero-copy{padding:31px 20px 28px}.home-hero-copy>p{font-size:14px}.hero-benefits{gap:12px}.benefit-item{flex-direction:column;flex:30%;align-items:flex-start;min-width:90px;font-size:10px}.home-hero-media,.home-hero-media img{min-height:245px}.classes-showcase,.trust-strip{width:calc(100% - 22px)}.classes-showcase{margin-top:34px}.section-title-row h2{font-size:27px}.grade-grid{grid-template-columns:repeat(2,1fr);gap:10px}.grade-card{min-height:170px;padding:17px 14px 13px}.grade-letter{font-size:39px}.grade-visual{font-size:26px}.grade-card-bottom>span:first-child{display:none}.grade-card-bottom{justify-content:flex-end}.site-footer>div{text-align:center;flex-wrap:wrap;justify-content:center}.class-main{width:calc(100% - 22px);padding-top:14px}.breadcrumb-row{margin-left:2px}.class-hero{border-radius:20px;min-height:145px;padding:22px 19px}.class-hero-copy h1{font-size:28px}.class-hero-copy p{font-size:12px}.class-hero-badge{display:none}.class-toolbar{padding:10px}.filter-tabs{grid-template-columns:1fr 1fr;width:100%;display:grid}.filter-tabs button{justify-content:center}.day-heading{align-items:flex-start}.day-calendar{width:48px;height:48px}.day-heading h2{font-size:15px}.parent-assignment-card{padding:16px}.file-action{display:none}}.teacher-auth-page{background:#f5f8fc;grid-template-columns:minmax(420px,.9fr) minmax(500px,1.1fr);min-height:100vh;display:grid}.teacher-auth-visual{background:radial-gradient(circle at 15% 15%,#67b8ff47,#0000 28%),radial-gradient(circle at 85% 82%,#ffca5e2e,#0000 25%),linear-gradient(145deg,#0d315f 0%,#164d82 65%,#1b67a5 100%);flex-direction:column;min-height:100vh;padding:42px clamp(34px,5vw,72px);display:flex;position:relative;overflow:hidden}.teacher-auth-visual:after{content:"";border:70px solid #ffffff0d;border-radius:50%;width:360px;height:360px;position:absolute;bottom:-120px;right:-90px}.teacher-auth-brand{z-index:2;align-items:center;gap:14px;width:fit-content;text-decoration:none;display:inline-flex;position:relative}.teacher-auth-brand .brand-copy strong{color:#fff}.teacher-auth-brand .brand-copy small{color:#ffffffad}.teacher-auth-copy{z-index:2;max-width:590px;margin:auto 0;padding:70px 0;position:relative}.teacher-auth-copy .eyebrow{color:#8dcbff}.teacher-auth-copy h1{color:#fff;letter-spacing:-2.6px;margin:17px 0;font-size:clamp(42px,5vw,67px);line-height:1.02}.teacher-auth-copy>p{color:#ffffffc7;max-width:560px;margin:0;font-size:17px;line-height:1.7}.teacher-auth-points{color:#ffffffe6;gap:12px;margin-top:32px;font-size:14px;font-weight:650;display:grid}.teacher-auth-back{z-index:2;color:#ffffffb8;width:fit-content;font-size:13px;font-weight:700;text-decoration:none;position:relative}.teacher-auth-form-wrap{place-items:center;min-height:100vh;padding:38px;display:grid}.teacher-auth-card{background:#fff;border:1px solid #e4eaf2;border-radius:26px;width:min(470px,100%);padding:42px;box-shadow:0 22px 60px #2142661c}.teacher-auth-lock{background:linear-gradient(135deg,#eaf5ff,#eef7ff);border-radius:17px;place-items:center;width:58px;height:58px;margin-bottom:24px;font-size:25px;display:grid}.teacher-auth-card h2{color:#15365f;letter-spacing:-.8px;margin:8px 0;font-size:30px}.teacher-auth-card>p{color:#7a8ba1;margin:0 0 28px;font-size:14px;line-height:1.6}.teacher-auth-submit{width:100%;margin-top:8px}.teacher-auth-mobile-back{text-align:center;color:#59718e;margin-top:22px;font-size:13px;font-weight:700;text-decoration:none;display:none}.admin-app{background:radial-gradient(circle at 100% 0,#dfefffbf,#0000 24%),#f5f8fc;grid-template-columns:244px minmax(0,1fr);min-height:100vh;display:grid}.admin-sidebar{color:#fff;z-index:20;background:linear-gradient(#103661 0%,#0d2d53 100%);flex-direction:column;height:100vh;padding:28px 18px 22px;display:flex;position:sticky;top:0}.admin-brand{border-bottom:1px solid #ffffff17;align-items:center;gap:12px;padding:0 10px 26px;text-decoration:none;display:flex}.admin-brand>span:last-child{flex-direction:column;min-width:0;display:flex}.admin-brand strong{color:#fff;letter-spacing:-.2px;font-size:15px}.admin-brand small{color:#ffffff94;margin-top:3px;font-size:10px}.admin-nav{gap:7px;margin-top:28px;display:grid}.admin-nav a{color:#ffffffb8;border-radius:11px;align-items:center;gap:11px;min-height:45px;padding:0 13px;font-size:12px;font-weight:700;text-decoration:none;transition:all .16s;display:flex}.admin-nav a span{text-align:center;width:23px;font-size:17px}.admin-nav a:hover,.admin-nav a.active{color:#fff;background:linear-gradient(135deg,#1784e3,#146dc2);box-shadow:0 9px 22px #04183038}.admin-sidebar-logout{color:#ffffffc7;cursor:pointer;background:#ffffff12;border:0;border-radius:11px;align-items:center;gap:11px;min-height:44px;margin-top:auto;padding:0 13px;font-size:12px;font-weight:700;display:flex}.admin-sidebar-logout:hover{color:#fff;background:#ffffff1f}.admin-main{width:min(1500px,100%);min-width:0;padding:34px 38px 55px}.admin-topbar{justify-content:space-between;align-items:center;gap:30px;display:flex}.admin-topbar h1{color:#14365f;letter-spacing:-1.2px;margin:6px 0 5px;font-size:34px}.admin-topbar>div:first-child>p{color:#7c8ca0;margin:0;font-size:13px}.admin-user-chip{background:#fff;border:1px solid #e2e9f1;border-radius:15px;align-items:center;gap:10px;min-width:0;padding:8px 12px 8px 8px;display:flex;box-shadow:0 7px 20px #203e620b}.admin-user-avatar{color:#fff;background:linear-gradient(135deg,#217fd3,#145faa);border-radius:12px;place-items:center;width:40px;height:40px;font-weight:850;display:grid}.admin-user-chip>div:last-child{flex-direction:column;min-width:0;display:flex}.admin-user-chip strong{color:#28445f;font-size:11px}.admin-user-chip span{text-overflow:ellipsis;white-space:nowrap;color:#8593a5;max-width:240px;margin-top:2px;font-size:10px;overflow:hidden}.admin-page-alert{max-width:none;margin-top:20px}.admin-alert{border-radius:11px;padding:12px 14px;font-size:12px;font-weight:650}.admin-alert.success{color:#247e51;background:#eaf8ef;border:1px solid #d8f0e1}.admin-alert.error{color:#b83c43;background:#fff0f1;border:1px solid #f3d9dc}.admin-stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:26px;display:grid}.admin-stat-card{background:#fff;border:1px solid #e3eaf2;border-radius:17px;align-items:center;gap:14px;min-height:104px;padding:17px;display:flex;box-shadow:0 8px 24px #2140640b}.admin-stat-icon{border-radius:14px;flex:none;place-items:center;width:48px;height:48px;font-size:21px;display:grid}.stat-blue .admin-stat-icon{background:#e6f2ff}.stat-green .admin-stat-icon{background:#e6f7ed}.stat-purple .admin-stat-icon{background:#eee7ff}.stat-orange .admin-stat-icon{background:#fff0df}.admin-stat-card>div{flex-direction:column;min-width:0;display:flex}.admin-stat-card strong{color:#16365e;font-size:24px;line-height:1}.admin-stat-card div span{color:#8190a3;margin-top:6px;font-size:10px;font-weight:700}.admin-workspace{grid-template-columns:minmax(360px,.72fr) minmax(520px,1.28fr);align-items:start;gap:20px;margin-top:22px;display:grid}.admin-panel{background:#fff;border:1px solid #e2e9f1;border-radius:20px;min-width:0;box-shadow:0 12px 32px #2241650e}.admin-editor-panel{padding:22px;position:sticky;top:24px}.admin-editor-panel.is-editing{border-color:#8cbce8;box-shadow:0 14px 38px #226eb71c}.admin-list-panel{padding:22px}.admin-panel-heading{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px;display:flex}.admin-panel-heading h2{color:#16365f;letter-spacing:-.5px;margin:5px 0 0;font-size:21px}.admin-edit-badge,.admin-result-count{color:#2473bd;text-transform:uppercase;letter-spacing:.6px;white-space:nowrap;background:#eaf4ff;border-radius:99px;padding:6px 9px;font-size:9px;font-weight:850}.admin-form{gap:15px;display:grid}.admin-field,.admin-filter-field{gap:7px;display:grid}.admin-field>span,.admin-filter-field>span{color:#4e637d;font-size:11px;font-weight:750}.admin-field input,.admin-field select,.admin-field textarea,.admin-filter-field input,.admin-filter-field select{color:#203a58;background:#fff;border:1px solid #dbe4ed;border-radius:10px;outline:none;width:100%;transition:all .16s}.admin-field input,.admin-field select,.admin-filter-field input,.admin-filter-field select{height:43px;padding:0 12px}.admin-field textarea{resize:vertical;min-height:110px;padding:11px 12px;line-height:1.55}.admin-field input:focus,.admin-field select:focus,.admin-field textarea:focus,.admin-filter-field input:focus,.admin-filter-field select:focus{border-color:#65a9e6;box-shadow:0 0 0 3px #2f7fd317}.admin-field>small{color:#9aa6b4;justify-self:end;margin-top:-4px;font-size:9px}.admin-file-section{background:#f9fbfd;border:1px solid #e5ebf2;border-radius:13px;padding:14px}.admin-file-title{justify-content:space-between;align-items:end;gap:12px;display:flex}.admin-file-title>span{color:#4e637d;font-size:11px;font-weight:750}.admin-file-title small{color:#98a4b3;font-size:8px}.admin-existing-files,.admin-selected-files{gap:7px;margin-top:11px;display:grid}.admin-existing-files>strong{color:#6c7d91;font-size:10px}.admin-existing-file,.admin-selected-file{background:#fff;border:1px solid #e4eaf1;border-radius:9px;align-items:center;gap:8px;min-width:0;padding:8px 9px;display:flex}.admin-file-icon{flex:none}.admin-existing-file-name,.admin-selected-file>span:nth-child(2){text-overflow:ellipsis;white-space:nowrap;color:#50647c;flex:1;min-width:0;font-size:10px;overflow:hidden}.admin-selected-file small{color:#9aa5b2;font-size:9px}.admin-mini-danger{color:#c24b52;cursor:pointer;background:#fff0f0;border:0;border-radius:7px;flex:none;padding:6px 8px;font-size:9px;font-weight:800}.admin-upload-zone{color:#557391;cursor:pointer;text-align:center;background:#f5faff;border:1.5px dashed #bdd4e9;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;min-height:108px;margin-top:12px;display:flex;position:relative}.admin-upload-zone:hover{background:#eef7ff;border-color:#5ea5e2}.admin-upload-zone input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.admin-upload-icon{color:#2f7fd3;font-size:24px;line-height:1}.admin-upload-zone strong{color:#355a7e;margin-top:6px;font-size:11px}.admin-upload-zone small{color:#94a2b3;margin-top:3px;font-size:9px}.admin-form-actions{gap:9px;display:flex}.admin-primary-button,.admin-secondary-button,.admin-clear-filters,.admin-edit-button,.admin-delete-button{cursor:pointer;border-radius:9px;min-height:40px;font-weight:800}.admin-primary-button{color:#fff;background:linear-gradient(135deg,#1a83df,#146bbf);border:0;flex:1;font-size:11px;box-shadow:0 8px 18px #1e77cb2e}.admin-primary-button:disabled{cursor:not-allowed;opacity:.65}.admin-secondary-button{color:#64758a;background:#fff;border:1px solid #d9e2eb;padding:0 14px;font-size:10px}.admin-list-heading{margin-bottom:14px}.admin-filters{background:#f6f9fc;border-radius:12px;grid-template-columns:1fr 1fr auto;align-items:end;gap:9px;padding:11px;display:grid}.admin-clear-filters{color:#65768a;background:#fff;border:1px solid #dbe4ed;height:43px;padding:0 12px;font-size:9px}.admin-empty-state{text-align:center;color:#7f8ea1;align-content:center;place-items:center;min-height:260px;display:grid}.admin-empty-state>span{font-size:38px}.admin-empty-state h3{color:#3b5470;margin:10px 0 4px}.admin-empty-state p{max-width:360px;margin:0;font-size:11px;line-height:1.6}.admin-assignment-list{gap:9px;margin-top:13px;display:grid}.admin-assignment-row{background:#fff;border:1px solid #e5ebf2;border-radius:13px;grid-template-columns:52px minmax(0,1fr) auto;align-items:start;gap:13px;min-width:0;padding:14px;transition:all .15s;display:grid}.admin-assignment-row:hover{border-color:#cbdbea;box-shadow:0 7px 18px #2142660b}.admin-assignment-row.is-editing{background:#fbfdff;border-color:#7bb1e3}.admin-row-date{background:#eaf4ff;border-radius:11px;align-content:center;place-items:center;width:52px;height:55px;display:grid}.admin-row-date strong{color:#1e67aa;font-size:17px;line-height:1}.admin-row-date span{color:#6f8aa5;text-transform:uppercase;margin-top:4px;font-size:8px;font-weight:800}.admin-row-main{min-width:0}.admin-row-meta{color:#929eac;text-transform:capitalize;flex-wrap:wrap;align-items:center;gap:7px;font-size:8px;display:flex}.admin-class-chip{color:#216fae;background:#e8f4ff;border-radius:99px;padding:4px 7px;font-weight:800}.admin-row-main h3{color:#17375f;margin:7px 0 3px;font-size:15px}.admin-row-title{color:#4f6279;margin-bottom:4px;font-size:10px;display:block}.admin-row-main>p{color:#728198;margin:0;font-size:10px;line-height:1.5}.admin-row-files{color:#8290a2;flex-wrap:wrap;align-items:flex-start;gap:9px;margin-top:9px;font-size:8px;display:flex}.admin-row-files>span:first-child{font-weight:800}.admin-row-files>div{flex-wrap:wrap;gap:6px;display:flex}.admin-row-files>div span{text-overflow:ellipsis;white-space:nowrap;background:#f5f8fb;border-radius:6px;max-width:150px;padding:3px 6px;overflow:hidden}.admin-row-actions{gap:6px;display:grid}.admin-edit-button,.admin-delete-button{white-space:nowrap;justify-content:center;align-items:center;gap:5px;min-height:34px;padding:0 9px;font-size:9px;display:inline-flex}.admin-edit-button{color:#2470b6;background:#eff7ff;border:1px solid #bdd7ef}.admin-delete-button{color:#bd4b53;background:#fff2f3;border:1px solid #f0d2d5}@media (width<=1180px){.admin-workspace{grid-template-columns:1fr}.admin-editor-panel{position:static}}@media (width<=900px){.admin-app{grid-template-columns:1fr}.admin-sidebar{flex-direction:row;align-items:center;gap:12px;width:100%;height:auto;padding:13px 15px;position:static}.admin-brand{border-bottom:0;padding:0}.admin-brand .brand-mark{width:40px;height:34px}.admin-brand>span:last-child{display:none}.admin-nav{gap:5px;margin:0 0 0 auto;display:flex}.admin-nav a{min-height:38px;padding:0 10px}.admin-nav a span{width:auto}.admin-nav a{font-size:0}.admin-nav a span{font-size:17px}.admin-sidebar-logout{min-height:38px;margin:0;padding:0 10px;font-size:0}.admin-sidebar-logout span{font-size:17px}.admin-main{padding:26px 20px 45px}.admin-stats{grid-template-columns:repeat(2,1fr)}}@media (width<=680px){.teacher-auth-page{grid-template-columns:1fr}.teacher-auth-visual{display:none}.teacher-auth-form-wrap{min-height:100vh;padding:18px}.teacher-auth-card{border-radius:20px;padding:28px 22px}.teacher-auth-mobile-back{display:block}.admin-topbar{flex-direction:column;align-items:flex-start}.admin-user-chip{width:100%}.admin-user-chip span{max-width:none}.admin-stats{grid-template-columns:1fr 1fr;gap:9px}.admin-stat-card{min-height:88px;padding:12px}.admin-stat-icon{border-radius:11px;width:39px;height:39px;font-size:17px}.admin-stat-card strong{font-size:20px}.admin-panel{border-radius:16px}.admin-editor-panel,.admin-list-panel{padding:16px}.admin-filters{grid-template-columns:1fr}.admin-clear-filters{width:100%}.admin-assignment-row{grid-template-columns:43px minmax(0,1fr)}.admin-row-date{width:43px;height:48px}.admin-row-actions{grid-column:1/-1;grid-template-columns:1fr 1fr}.admin-edit-button,.admin-delete-button{min-height:37px}.admin-form-actions{flex-direction:column}.admin-secondary-button{min-height:40px}}@media (width<=440px){.admin-main{padding:20px 12px 38px}.admin-topbar h1{font-size:28px}.admin-stats{grid-template-columns:1fr}.admin-nav a:nth-child(2),.admin-nav a:nth-child(3){display:none}.admin-panel-heading{flex-direction:column}.admin-file-title{flex-direction:column;align-items:flex-start}.admin-row-files>div{display:none}}
