:root{color-scheme:light dark;--bg: #FAFAFA;--surface: #FFFFFF;--surface-muted: #F0F0F4;--surface-disabled: #EFEFF2;--text: #1A1A1A;--text-muted: #4D4D57;--field-text: #000000;--placeholder: #757575;--primary: #3C5BA9;--primary-strong: #3C5BA9;--primary-soft: #DBE1FF;--primary-softer: #E7EBFA;--primary-soft-active: #B5C1FF;--accent: #5F52A7;--accent-strong: #5F52A7;--danger: #C62828;--danger-fill: #C62828;--success-fill: #2E7D32;--on-fill: #FAFAFA;--badge-neutral-bg: #ECEEF5;--badge-neutral-text: #3C4257;--badge-success-bg: #E3F4E5;--badge-success-text: #1B6E2D;--badge-danger-bg: #FDE7E7;--disabled-bg: #E8E6F0;--disabled-text: #5C5670;--disabled-border: #8E89A8;--hover: #1A1A1A10;--hover-on-fill: rgba(250, 250, 250, .15);--overlay: rgba(250, 250, 250, .5);--shadow-popup: 0 4px 12px rgba(26, 26, 26, .18);--shadow-toast: 0 4px 16px rgba(26, 26, 26, .25);--shadow-bar: 0 -4px 12px rgba(26, 26, 26, .12);--dialog-outline: transparent;--focus: #000000;--space-1: 4px;--space-2: 8px;--space-3: 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#ECECF11A;--hover-on-fill: rgba(250, 250, 250, .15);--overlay: rgba(18, 18, 24, .6);--shadow-popup: 0 4px 12px rgba(0, 0, 0, .5);--shadow-toast: 0 4px 16px rgba(0, 0, 0, .6);--shadow-bar: 0 -4px 12px rgba(0, 0, 0, .45);--dialog-outline: #3A3A48;--focus: #FFFFFF}}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}:where(a,button,input,select,textarea,[tabindex]:not([tabindex="-1"])):focus-visible{outline:3px solid var(--focus);outline-offset:2px}::placeholder{color:var(--placeholder)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}select{--select-arrow-inset: 14px;--select-arrow-half: 6px;appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:linear-gradient(45deg,transparent calc(50% - 1px),currentColor calc(50% - 1px),currentColor calc(50% + 1px),transparent calc(50% + 1px)),linear-gradient(135deg,transparent calc(50% - 1px),currentColor calc(50% - 1px),currentColor calc(50% + 1px),transparent calc(50% + 1px));background-repeat:no-repeat;background-size:var(--select-arrow-half) var(--select-arrow-half);background-position:right calc(var(--select-arrow-inset) + var(--select-arrow-half)) center,right var(--select-arrow-inset) center}body{background-color:var(--bg);color:var(--text)}.page{box-sizing:border-box;width:100%;max-width:1100px;margin:0 auto;padding-left:var(--space-4);padding-right:var(--space-4)}@media (min-width: 768px){.page{padding-left:var(--space-5);padding-right:var(--space-5)}}.diploma-container{display:flex;flex-direction:column;align-items:center;padding:20px 0}.diploma-container .student-selector-field 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32px);overflow-y:auto}.error-dialog-background:focus{outline:none}.error-message{margin:20px 0 24px}.error-details{margin:0 0 24px;color:var(--text-muted);font-size:var(--font-size-xs)}.error-details summary{cursor:pointer;min-height:44px;display:flex;align-items:center}.error-details summary:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.error-details code{display:block;margin-top:4px;overflow-wrap:anywhere;white-space:pre-wrap}.error-dialog-title{font-size:var(--font-size-xl)}.loading-overlay-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}@media (prefers-reduced-motion: reduce){.page-overlay[role=status]{flex-direction:column;gap:16px}.circular-loader{animation:none}.loading-overlay-text{position:static;width:auto;height:auto;overflow:visible;clip:auto;font-size:var(--font-size-md)}}.appbar-container{display:grid;grid-template-columns:1fr minmax(0,max-content) 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th{position:sticky;top:0;z-index:2;background-color:var(--primary-softer);text-align:left;font-weight:600;padding:10px 12px;word-break:normal;border-bottom:2px solid var(--primary-strong)}.subjects-table td{padding:2px 12px;vertical-align:middle}.subjects-table tbody tr:nth-child(2n) td{background-color:var(--surface-muted)}.subjects-table .subjects-number-col{width:1%;white-space:nowrap;color:var(--text-muted);text-align:center;font-variant-numeric:tabular-nums}.rshu-search-input.subject-search{width:100%;padding:0}.rshu-search-input.subject-search .suggestions{margin:4px 0 0}.subject-field{gap:2px}.subject-field input.rshu-input{min-height:44px}.subjects-action-bar{position:sticky;bottom:0;z-index:3;box-sizing:border-box;width:100%;max-width:960px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;padding:10px 12px;margin-top:8px;background-color:var(--surface);border-top:2px solid var(--primary-strong);box-shadow:var(--shadow-bar)}.subjects-progress{margin:0;display:flex;align-items:center;gap:12px;font-weight:600}.subjects-progress-bar{width:120px;height:8px;accent-color:var(--primary-strong)}.subjects-actions{display:flex;flex-wrap:wrap;gap:12px}.subjects-actions .rshu-button{min-height:44px;font-size:var(--font-size-md);padding:12px 18px}.subjects-header h2{font-size:var(--font-size-lg)}@media (max-width: 480px){.subjects-table th,.subjects-table td{padding-left:6px;padding-right:6px}.subjects-progress-bar{display:none}.subjects-actions{width:100%}.subjects-actions .rshu-button{flex:1 1 auto;font-size:var(--font-size-sm)}}