:root {
    --navy:#13294b;
    --orange:#c54308;
    --paper:#f6f5f1;
    --ink:#182c46;
    --muted:#627084;
    --line:#dce1e6;
    --white:#fff;
    --soft:#eef1f5;
    --radius:18px ;
}

* {
    box-sizing:border-box ;
}

body {
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font:15px/1.55 system-ui, -apple-system, BlinkMacSystemFont,"Segoe UI",sans-serif;
}

button,input,select {
    font:inherit ;
}

button {
    cursor:pointer ;
}

button:disabled {
    cursor:default;
    opacity:.45 ;
}

a {
    color:inherit ;
}

button,input,select,summary,a {
    outline-offset:4px;
}

button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible {
    outline:3px solid #d95a22;
}

[hidden] {
    display:none!important;
}

.shell {
    max-width:1180px;
    margin:auto;
    padding:0 32px;
}

.topbar {
    border-bottom:1px solid var(--line);
    background:var(--white);
}

.topbar .shell {
    display:flex;
    align-items:center;
    justify-content:space-between;
    min-height:82px;
    gap:16px;
}

.brand {
    display:flex;
    align-items:center;
    gap:12px;
    font-weight:750;
    text-decoration:none;
    font-size:18px;
}

.mark {
    display:grid;
    place-items:center;
    width:37px;
    height:37px;
    border-radius:10px;
    background:var(--navy);
    color:#fff;
    font-size:23px;
}

.brand small {
    font-size:11px;
    font-weight:650;
    color:var(--muted);
    display:block;
    letter-spacing:1.7px;
}

.toplink {
    font-size:13px;
    font-weight:600;
    text-underline-offset:5px;
}

.hero {
    padding:52px 0 32px;
}

.eyebrow {
    font-size:11px;
    font-weight:800;
    letter-spacing:2px;
    color:var(--orange);
    text-transform:uppercase;
    margin:0 0 12px;
}

h1 {
    font-size:clamp(34px,4.5vw,52px);
    line-height:1.12;
    letter-spacing:-2px;
    margin:0 0 17px;
    font-weight:760;
}

h1 span {
    color:var(--orange);
}

.intro {
    color:var(--muted);
    font-size:16px;
    max-width:590px;
    margin:0;
}

.workspace {
    display:grid;
    grid-template-columns:minmax(0,1fr) 350px;
    gap:24px;
    align-items:start;
}

.panel {
    background:var(--white);
    border:1px solid var(--line);
    border-radius:var(--radius);
    overflow:hidden;
}

.panel-head {
    padding:24px 26px 0;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
}

h2 {
    font-size:19px;
    letter-spacing:-.4px;
    margin:0;
}

h3 {
    font-size:15px;
    margin:0;
}

.sub {
    color:var(--muted);
    font-size:13px;
    margin:5px 0 0;
}

.count {
    font-size:12px;
    background:var(--soft);
    padding:5px 10px;
    border-radius:20px;
    white-space:nowrap;
}

.entry {
    padding:24px 26px;
    background:linear-gradient(#fff,#fafbfc);
    border-bottom:1px solid var(--line);
}

.fields {
    display:grid;
    grid-template-columns:minmax(0,1.6fr) 1fr .8fr;
    gap:12px;
}

label {
    display:block;
    font-size:12px;
    font-weight:700;
    margin-bottom:7px;
}

input,select {
    width:100%;
    min-width:0;
    height:45px;
    border:1px solid #cbd2db;
    border-radius:8px;
    padding:0 12px;
    background:var(--white);
    color:var(--ink);
}

input::placeholder {
    color:#7b8796;
}

input[aria-invalid=true] {
    border-color:#b02f25;
}

.form-actions {
    display:flex;
    align-items:center;
    gap:10px;
    margin-top:17px;
}

.btn {
    border:1px solid transparent;
    border-radius:8px;
    padding:10px 16px;
    font-size:13px;
    font-weight:700;
    min-height:42px;
}

.primary {
    background:var(--navy);
    color:#fff;
}

.primary:hover {
    background:#24456e;
}

.secondary {
    background:var(--white);
    border-color:var(--line);
    color:var(--ink);
}

.secondary:hover {
    background:var(--soft);
}

.text-btn {
    border:0;
    background:transparent;
    color:var(--muted);
    padding:8px;
    font-size:12px;
    text-decoration:underline;
    text-underline-offset:3px;
}

.error {
    color:#a02b24;
    font-size:12px;
    margin:12px 0 0;
}

.course-area {
    padding:0 26px;
}

.empty {
    text-align:center;
    padding:38px 15px 42px;
}

.empty-symbol {
    font-size:24px;
    color:var(--orange);
    background:#fff2ea;
    display:grid;
    place-items:center;
    width:48px;
    height:48px;
    border-radius:13px;
    margin:0 auto 14px;
}

.empty p {
    font-size:13px;
    color:var(--muted);
    margin:6px 0 0;
}

.table-wrap {
    overflow-x:auto;
}

table {
    border-collapse:collapse;
    width:100%;
    text-align:left;
    font-size:13px;
}

th {
    font-size:10px;
    text-transform:uppercase;
    letter-spacing:1px;
    color:var(--muted);
    font-weight:750;
    padding:19px 8px 12px;
}

td {
    padding:17px 8px;
    border-top:1px solid var(--line);
}

td:first-child {
    font-weight:650;
    max-width:210px;
    overflow-wrap:anywhere;
}

td:last-child,th:last-child {
    text-align:right;
}

td button {
    border:0;
    background:none;
    padding:6px;
    color:var(--muted);
    font-size:12px;
    border-radius:5px;
}

td button:hover {
    background:var(--soft);
    color:var(--navy);
}

.grade-chip {
    display:inline-block;
    min-width:34px;
    text-align:center;
    padding:3px 6px;
    border-radius:6px;
    background:var(--soft);
    font-weight:700;
}

.panel-foot {
    border-top:1px solid var(--line);
    padding:14px 26px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:10px;
    color:var(--muted);
    font-size:11px;
}

.saved {
    display:flex;
    align-items:center;
    gap:7px;
}

.dot {
    width:6px;
    height:6px;
    border-radius:50%;
    background:#46856a;
    flex-shrink:0;
}

.previous {
    margin-top:22px;
    padding:24px 26px;
}

.previous .fields {
    grid-template-columns:1fr 1fr;
    margin-top:19px;
}

.optional {
    font-size:10px;
    font-weight:700;
    letter-spacing:.5px;
    background:var(--soft);
    padding:4px 7px;
    border-radius:5px;
    margin-left:8px;
}

.hint {
    font-size:11px;
    color:var(--muted);
    margin:10px 0 0;
}

.results {
    background:var(--navy);
    color:#fff;
    padding:26px;
    border-radius:var(--radius);
    position:relative;
    overflow:hidden;
}

.result-heading {
    display:flex;
    align-items:center;
    justify-content:space-between;
}

.live {
    font-size:10px;
    text-transform:uppercase;
    letter-spacing:1px;
    color:#bdd9ce;
    display:flex;
    align-items:center;
    gap:6px;
}

.live .dot {
    background:#a9d5b8;
}

.metric-label {
    font-size:13px;
    color:#c3cddd;
    margin:27px 0 0;
}

.big-number {
    font-size:73px;
    line-height:1.18;
    letter-spacing:-4px;
    font-weight:700;
    font-variant-numeric:tabular-nums;
}

.denominator {
    color:#aabbd0;
    font-size:13px;
    letter-spacing:0;
    margin-left:10px;
}

.meter {
    height:5px;
    background:#344866;
    border-radius:5px;
    overflow:hidden;
    margin:15px 0 7px;
}

.meter div {
    height:100%;
    background:#ff9567;
    width:0;
    transition:width .25s;
}

.scale-labels {
    display:flex;
    justify-content:space-between;
    font-size:10px;
    color:#b4c2d4;
}

.cumulative {
    border-top:1px solid #3b4e6a;
    border-bottom:1px solid #3b4e6a;
    padding:19px 0;
    margin-top:22px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:12px;
}

.cumulative .metric-label {
    margin:0;
}

.cum-number {
    font-size:31px;
    font-weight:700;
    letter-spacing:-1px;
    font-variant-numeric:tabular-nums;
}

.result-note {
    font-size:11px;
    color:#bcc9d9;
    margin:12px 0 0;
}

.stats {
    display:grid;
    grid-template-columns:1fr 1fr;
    margin-top:22px;
    gap:20px;
}

.stats span {
    display:block;
    font-size:11px;
    color:#bdcadd;
}

.stats strong {
    font-size:22px;
    font-weight:600;
}

.aside-note {
    padding:20px 6px;
    font-size:12px;
    color:var(--muted);
    display:flex;
    align-items:flex-start;
    gap:10px;
}

.aside-note p {
    margin:0;
}

.aside-note b {
    color:var(--ink);
    display:block;
    margin-bottom:4px;
}

.note-icon {
    font-size:18px;
    color:var(--orange);
}

.help {
    margin:32px 0;
    border-top:1px solid var(--line);
    padding-top:24px;
}

.help summary {
    cursor:pointer;
    font-weight:650;
    font-size:14px;
}

.help-content {
    max-width:750px;
    color:var(--muted);
    font-size:13px;
    padding:10px 0;
}

.help-content p {
    margin:10px 0;
}

.grade-scale {
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-top:16px;
}

.grade-scale span {
    padding:7px 10px;
    background:var(--white);
    border:1px solid var(--line);
    border-radius:7px;
    font-size:12px;
}

footer {
    border-top:1px solid var(--line);
    padding:24px 0 32px;
    color:var(--muted);
    font-size:11px;
}

footer .shell {
    display:flex;
    justify-content:space-between;
    gap:18px;
}

#announcement {
    position:absolute;
    width:1px;
    height:1px;
    overflow:hidden;
    clip-path:inset(50%);
}

dialog {
    border:1px solid var(--line);
    border-radius:16px;
    padding:26px;
    max-width:400px;
    width:calc(100% - 40px);
    color:var(--ink);
}

dialog::backdrop {
    background:#13294b88;
}

dialog p {
    font-size:14px;
    color:var(--muted);
}

.danger {
    background:#a82d20;
    color:white;
}

.skip {
    position:absolute;
    left:16px;
    top:-80px;
    background:white;
    padding:10px;
    z-index:2;
}

.skip:focus {
    top:10px;
}

@media(max-width:900px) {
    .workspace {
        grid-template-columns:minmax(0,1fr) 300px;
    }
    .shell {
        padding:0 22px;
    }
    .entry,.previous,.results {
        padding:22px;
    }
    .panel-head {
        padding:22px 22px 0;
    }
    .course-area {
        padding:0 18px;
    }
    .panel-foot {
        padding:14px 20px;
    }
    .fields {
        grid-template-columns:1fr 1fr;
    }
    .course-field {
        grid-column:1/-1;
    }
}

@media(max-width:700px) {
    .shell {
        padding:0 18px;
    }
    .topbar .shell {
        min-height:72px;
    }
    .brand {
        font-size:16px;
    }
    .hero {
        padding:34px 0 26px;
    }
    h1 {
        letter-spacing:-1.3px;
    }
    .workspace {
        grid-template-columns:1fr;
    }
    .fields {
        grid-template-columns:minmax(0,1fr) minmax(0,1fr);
    }
    .results {
        padding:26px;
    }
    .big-number {
        font-size:64px;
    }
    .aside-note {
        padding-bottom:0;
    }
    .help {
        margin-top:24px;
    }
    footer .shell {
        flex-direction:column;
        gap:6px;
    }
    .panel-foot {
        flex-wrap:wrap;
    }
    .toplink {
        font-size:12px;
    }
    td,th {
        padding-left:4px;
        padding-right:4px;
    }
    td:last-child {
        min-width:91px;
    }
    .previous .fields {
        gap:12px;
    }
    .optional {
        display:inline-block;
    }
    .intro {
        font-size:14px;
    }
}

@media(prefers-reduced-motion:reduce) {
    * {
        transition:none!important;
    }
}

@media print {
    .topbar,.entry,.panel-foot,.form-actions,.aside-note,footer,td:last-child,th:last-child {
        display:none;
    }
    .workspace {
        display:block;
    }
    .results {
        margin-top:20px;
        color:black;
        background:white;
        border:1px solid #ccc;
    }
    .results * {
        color:black!important;
    }
    .shell {
        padding:0;
    }
    .hero {
        padding-top:0;
    }
    .previous {
        break-inside:avoid;
    }
}