:root{color-scheme:light;--bg-primary: #fafafa;--bg-secondary: #f0f0f0;--bg-tertiary: #e5e5e5;--bg-card: #ffffff;--text-primary: #171717;--text-secondary: #525252;--text-tertiary: #a3a3a3;--border: #e5e5e5;--border-hover: #d4d4d4;--accent: #171717;--accent-hover: #404040;--accent-subtle: #f5f5f5;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--shadow: 0 1px 3px rgba(0, 0, 0, .04), 0 1px 2px rgba(0, 0, 0, .06);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .05), 0 1px 3px rgba(0, 0, 0, .08);--radius: 12px;--radius-sm: 8px;--radius-xs: 6px;--transition: .15s cubic-bezier(.4, 0, .2, 1);--sidebar-width: 240px}[data-theme=dark]{color-scheme:dark;--bg-primary: #0a0a0a;--bg-secondary: #141414;--bg-tertiary: #1f1f1f;--bg-card: #141414;--text-primary: #fafafa;--text-secondary: #a3a3a3;--text-tertiary: #636363;--border: #262626;--border-hover: #404040;--accent: #fafafa;--accent-hover: #d4d4d4;--accent-subtle: #1a1a1a;--shadow: 0 1px 3px rgba(0, 0, 0, .2), 0 1px 2px rgba(0, 0, 0, .3);--shadow-lg: 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100%;min-width:0}}.cancelled-lessons{margin-top:24px}.cancelled-lessons__toggle{display:flex;align-items:center;gap:8px;padding:10px 14px;border:1px dashed var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;list-style:none;transition:border-color var(--transition),color var(--transition)}.cancelled-lessons__toggle::-webkit-details-marker{display:none}.cancelled-lessons__toggle:hover{border-color:var(--border-hover);color:var(--text-primary)}.cancelled-lessons__chevron{flex-shrink:0;transition:transform var(--transition)}.cancelled-lessons[open] .cancelled-lessons__chevron{transform:rotate(90deg)}.cancelled-lessons[open] .lesson-grid{margin-top:16px}.schedule-editor{display:flex;flex-direction:column;gap:16px}.schedule-week{display:flex;flex-direction:column;gap:4px}.schedule-week__row{display:flex;align-items:center;gap:10px;width:100%;padding:4px 8px;border-radius:var(--radius-xs);transition:background var(--transition)}.schedule-week__row:hover,.schedule-week__row--active{background:var(--accent-subtle)}.schedule-week__day{width:24px;flex-shrink:0;font-size:12px;font-weight:600;color:var(--text-secondary);text-align:left}.schedule-week__row--active .schedule-week__day{color:var(--text-primary)}.day-bar{position:relative;flex:1;height:14px;border-radius:4px;background:var(--bg-secondary);overflow:hidden}.day-bar>span{position:absolute;top:0;bottom:0}.day-bar__off{background-image:repeating-linear-gradient(-45deg,transparent 0 4px,color-mix(in srgb,var(--border) 60%,transparent) 4px 5px)}.schedule-week__scale{display:flex;justify-content:space-between;padding-left:34px;font-size:10px;color:var(--text-tertiary)}.schedule-day{display:flex;flex-direction:column;gap:10px;padding:14px;border:1px solid var(--border);border-radius:var(--radius-sm)}.schedule-day__head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.schedule-day__title{margin:0;font-size:14px;text-transform:capitalize}.schedule-copy{min-width:0;width:auto}.schedule-band{display:flex;align-items:center;gap:10px}.schedule-band__from{font-size:12px;color:var(--text-tertiary);width:18px;flex-shrink:0}.schedule-band__time{width:110px;flex-shrink:0}.schedule-band__interval{flex:1;min-width:0;margin-bottom:0}.schedule-day__actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:4px}.mode-choice{display:flex;flex-direction:column;gap:8px}.mode-choice__option{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:border-color var(--transition)}.mode-choice__option:hover{border-color:var(--border-hover)}.mode-choice__option:has(input:checked){border-color:var(--accent)}.mode-choice__option input{margin-top:3px}.mode-choice__option span{display:flex;flex-direction:column}.mode-choice__option em{font-style:normal;color:var(--text-tertiary)}.mode-choice__option small{color:var(--text-tertiary)}