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auto;display:flex}.header-icon{opacity:.9;flex-shrink:0}.header-text{flex:1}.header h1{letter-spacing:-.5px;font-size:1.6rem;font-weight:800}.header-subtitle{opacity:.8;margin-top:2px;font-size:.88rem}.header-class-badge{color:#fff;cursor:pointer;letter-spacing:.3px;background:#ffffff2e;border:2px solid #ffffff73;border-radius:24px;flex-shrink:0;padding:6px 18px;font-size:1rem;font-weight:700;transition:background .15s,border-color .15s}.header-class-badge:hover{background:#ffffff47;border-color:#ffffffb3}.overall-card{background:var(--clr-card);border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);border:3px solid var(--clr-border);padding:28px 24px;transition:border-color 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0;display:flex}.overall-sim-block{flex-direction:column;align-items:center;gap:2px;display:flex}.overall-sim-label{text-transform:uppercase;letter-spacing:.08em;color:#0284c7;opacity:.85;font-size:.72rem;font-weight:700}.overall-sim-value{color:#0ea5e9;font-size:3rem;font-weight:900;line-height:1.1}.overall-sim-value.good{color:var(--clr-good)}.overall-sim-value.ok{color:var(--clr-ok)}.overall-sim-value.bad{color:var(--clr-bad)}.overall-sim-hint{color:#0284c7;opacity:.75;font-size:.82rem;font-style:italic}.overall-sim-count{color:#0284c7;font-weight:600}.btn-sim-toggle{color:#0284c7;cursor:pointer;font-size:.82rem;font-weight:600;font-family:var(--font);white-space:nowrap;background:#0ea5e91a;border:1.5px solid #7dd3fc;border-radius:20px;padding:5px 14px;transition:background .15s,border-color .15s,color 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grade-toast-in-up{0%{opacity:0;transform:translateY(50px)scale(.88)}55%{opacity:1;transform:translateY(-8px)scale(1.03)}75%{transform:translateY(4px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes grade-toast-in-down{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}@keyframes grade-toast-out{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(24px)}}@keyframes grade-toast-glow{0%,to{box-shadow:0 4px 24px #15803d2e}50%{box-shadow:0 4px 32px #15803d73,0 0 0 5px #15803d14}}.grade-toast{z-index:500;text-align:center;pointer-events:none;border-radius:14px;width:fit-content;max-width:min(420px,100vw - 32px);margin:0 auto;padding:14px 22px;font-size:.92rem;font-weight:600;line-height:1.45;animation-name:grade-toast-in-down;animation-duration:.4s;animation-timing-function:ease-out;animation-fill-mode:both;position:fixed;bottom:28px;left:0;right:0}.grade-toast--up{color:#15803d;background:#dcfce7;border:1.5px solid 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16px;font-size:.88rem;font-weight:600}.modal-overlay{z-index:200;background:#00000073;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal{background:var(--clr-card);border-radius:var(--radius);width:100%;max-width:380px;padding:28px 24px 20px;box-shadow:0 20px 60px #00000040}.modal-title{text-align:center;margin-bottom:8px;font-size:1.3rem;font-weight:800}.modal-subtitle{color:var(--clr-text-light);text-align:center;margin-bottom:20px;font-size:.85rem;line-height:1.5}.modal-section{margin-bottom:14px}.modal-section-label{text-transform:uppercase;letter-spacing:.07em;color:var(--clr-text-light);margin-bottom:6px;font-size:.72rem;font-weight:700;display:block}.class-row{gap:6px;display:flex}.btn-class{border:2px solid var(--clr-border);background:var(--clr-bg);border-radius:var(--radius-sm);cursor:pointer;font-size:1.05rem;font-weight:700;font-family:var(--font);flex:1;min-height:44px;padding:10px 4px;transition:background .12s,border-color .12s,color .12s}.btn-class:hover{background:var(--clr-primary);color:#fff;border-color:var(--clr-primary)}.modal-close-btn{width:100%;margin-top:8px}@media (width<=480px){.header h1{font-size:1.3rem}.overall-value{font-size:3rem}.main{gap:12px;padding:12px 10px 32px}.subject-card{padding:8px}.subject-grid{gap:10px}.add-subject-form{flex-direction:column}.add-subject-input{min-width:unset;width:100%}.btn-primary{justify-content:center;width:100%}}