.gradebox{margin-top:14px}
.gr-cta{display:flex;align-items:center;gap:16px;text-decoration:none;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:16px 18px;transition:border-color .2s,transform .2s var(--ease)}
.gr-cta:hover{border-color:var(--navy);transform:translateY(-2px)}
.gr-cta-ic{flex:none;min-width:58px;height:58px;padding:0 10px;border-radius:14px;background:var(--navy);color:#fff;display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:1.25rem}
.gr-cta-txt{flex:1;min-width:0}
.gr-cta-txt b{display:block;font-family:var(--display);font-size:1.15rem}
.gr-cta-txt small{display:block;color:var(--muted);font-size:.88rem}
.gr-cta-go{color:var(--muted)}

.gr-band{--c:var(--navy);padding-bottom:28px}
.gr-band h1{margin-bottom:18px}
.gr-sum{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));gap:10px;position:relative;z-index:1}
.gr-sum>div{background:rgba(255,255,255,.1);border-radius:14px;padding:12px 16px;display:flex;flex-direction:column}
.gr-sum small{opacity:.8;font-size:.8rem}
.gr-sum b{font-family:var(--display);font-size:2rem;line-height:1.1}
.gr-sum span{opacity:.8;font-size:.82rem}
.gr-wrap{padding-top:22px;padding-bottom:80px}
.gr-note{color:var(--muted);font-size:.9rem;margin:0 0 16px}
.gr-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:14px}
.gr-card{background:var(--surface);border:1px solid var(--line);border-top:5px solid var(--c);border-radius:16px;padding:14px 16px 16px;display:grid;gap:12px;scroll-margin-top:20px}
.gr-card header{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.gr-card h3{font-family:var(--display);font-size:1.05rem;margin:0;line-height:1.25}
.gr-card header span{flex:none;font-size:.76rem;font-weight:700;color:var(--muted)}
.gr-inputs{display:grid;grid-template-columns:repeat(auto-fit,minmax(70px,1fr));gap:8px}
.gr-inputs label{display:flex;flex-direction:column;gap:4px;font-size:.76rem;font-weight:600;color:var(--muted)}
.gr-inputs input{width:100%;min-width:0;height:44px;border-radius:10px;border:1px solid var(--line);background:var(--bg);padding:0 10px;font:inherit;font-size:1.05rem;font-weight:700;color:var(--ink);text-align:center;outline:none;transition:border-color .2s}
.gr-inputs input:focus{border-color:var(--c)}
.gr-inputs input.bad{border-color:var(--danger);background:color-mix(in srgb,var(--danger) 8%,var(--bg))}
.gr-w summary{cursor:pointer;font-size:.8rem;color:var(--muted);font-weight:600}
.gr-w[open] summary{margin-bottom:8px}
.gr-wrow{display:flex;gap:10px;align-items:end;flex-wrap:wrap}
.gr-wrow label{display:flex;flex-direction:column;gap:3px;font-size:.74rem;color:var(--muted)}
.gr-wrow input{width:78px;height:36px;border-radius:8px;border:1px solid var(--line);background:var(--bg);padding:0 8px;color:var(--ink);font:inherit}
.gr-wrow span{font-size:.8rem;color:var(--muted);padding-bottom:8px}
.gr-wrow b{color:var(--ink);font-size:.95rem;margin-left:4px}
.gr-w small{display:block;margin-top:6px;color:var(--muted);font-size:.74rem}
.gr-res{display:flex;align-items:center;gap:12px;border-radius:12px;padding:10px 12px;background:var(--bg)}
.gr-letter{flex:none;width:52px;height:52px;border-radius:12px;display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:1.35rem;background:var(--line);color:var(--muted)}
.gr-res b{display:block;font-size:.95rem}
.gr-res small{display:block;color:var(--muted);font-size:.8rem;line-height:1.4}
.gr-res.st-pass .gr-letter,.gr-res.st-cond-pass .gr-letter{background:#1E8A4C;color:#fff}
.gr-res.st-cond-fail .gr-letter{background:#D98A1F;color:#fff}
.gr-res.st-fail .gr-letter{background:var(--danger);color:#fff}
.gr-res.st-cond-fail small{color:#B4570F;font-weight:600}
.gr-res.st-fail small{color:var(--danger);font-weight:600}
.gr-need{width:100%}
.gr-need b{font-size:.88rem;margin-bottom:4px}
.gr-need ul{list-style:none;margin:0;padding:0;display:grid;gap:3px}
.gr-need li{display:flex;justify-content:space-between;gap:10px;font-size:.86rem}
.gr-need em{font-style:normal;font-weight:800;color:var(--c)}
:root[data-theme="dark"] .gr-need em{color:color-mix(in srgb,var(--c) 45%,#fff)}
.gr-need em.no{color:var(--danger)}
.gr-rules{margin-top:22px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px 18px}
.gr-rules summary{cursor:pointer;font-family:var(--display);font-weight:700}
.gr-rules p,.gr-rules li{font-size:.88rem;line-height:1.55}
.gr-rules ul{padding-left:20px}
.gr-table{border-collapse:collapse;font-size:.86rem;margin:6px 0}
.gr-table th,.gr-table td{border:1px solid var(--line);padding:5px 14px;text-align:center}
.gr-table th{background:var(--bg)}
.gr-mini{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;transition:border-color .2s}
.gr-mini:hover{border-color:var(--c)}
.gr-mini b{flex:none;min-width:44px;height:44px;padding:0 6px;border-radius:10px;display:grid;place-items:center;font-family:var(--display);font-size:1.15rem;background:var(--bg)}
.gr-mini b.st-pass,.gr-mini b.st-cond-pass{background:#1E8A4C;color:#fff}
.gr-mini b.st-cond-fail{background:#D98A1F;color:#fff}
.gr-mini b.st-fail{background:var(--danger);color:#fff}
.gr-mini span{flex:1;font-size:.88rem}
.gr-mini em{font-style:normal;font-size:.78rem;font-weight:700;color:var(--muted);display:inline-flex;align-items:center;gap:2px}
@media (max-width:820px){.gr-sum{grid-template-columns:repeat(3,minmax(0,1fr))}.gr-sum>div:first-child{grid-column:1/-1}}