.btn-group{display:inline-flex;border-radius:var(--border-radius-lg);box-shadow:var(--glow-blue-subtle);overflow:hidden}.btn-group-horizontal{flex-direction:row}.btn-group-horizontal>*{border-radius:0}.btn-group-horizontal>:first-child{border-top-left-radius:var(--border-radius-lg);border-bottom-left-radius:var(--border-radius-lg)}.btn-group-horizontal>:last-child{border-top-right-radius:var(--border-radius-lg);border-bottom-right-radius:var(--border-radius-lg)}.btn-group-horizontal>*+*{margin-left:1px;border-left:1px solid var(--border-subtle,rgba(0,0,0,.08))}.btn-group-vertical{flex-direction:column}.btn-group-vertical>*{border-radius:0}.btn-group-vertical>:first-child{border-top-left-radius:var(--border-radius-lg);border-top-right-radius:var(--border-radius-lg)}.btn-group-vertical>:last-child{border-bottom-left-radius:var(--border-radius-lg);border-bottom-right-radius:var(--border-radius-lg)}.btn-group-vertical>*+*{margin-top:1px;border-top:1px solid var(--border-subtle,rgba(0,0,0,.08))}.btn-group>:focus-visible,.btn-group>:hover{z-index:1;position:relative}@media (max-width:768px){.btn-group{box-shadow:var(--glow-blue-static,var(--glow-blue-subtle))}}@media (prefers-reduced-motion:reduce){.btn-group{transition:none}}.calendar{width:100%;max-width:320px;background:#fff;border-radius:var(--border-radius-xl,20px);padding:16px;color:var(--text-primary,#111827);position:relative;overflow:visible;isolation:isolate;transition:var(--transition-glow)}.calendar:before{content:"";position:absolute;inset:-3px;border-radius:calc(var(--border-radius-xl, 20px) + 3px);background:transparent;box-shadow:0 0 0 2px rgba(56,189,248,.4),0 0 8px rgba(56,189,248,.3),0 0 16px rgba(125,211,252,.2);filter:url(#solomon-border-warp);animation:calendar-border-pulse 3s ease-in-out infinite;pointer-events:none;z-index:-1}.calendar-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.calendar-month-label{font-size:15px;font-weight:600;color:var(--text-primary,#111827);-webkit-user-select:none;-moz-user-select:none;user-select:none}.calendar-nav{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border:1px solid var(--border-medium,rgba(0,0,0,.12));border-radius:var(--border-radius-sm,8px);background:transparent;color:var(--text-secondary,#374151);cursor:pointer;transition:var(--transition-glow),var(--transition-colors)}.calendar-nav:hover{color:var(--text-primary,#111827);border-color:rgba(56,189,248,.5);box-shadow:var(--glow-blue-subtle);background:rgba(56,189,248,.05)}.calendar-nav:focus-visible{outline:none;box-shadow:var(--glow-blue-intense)}.calendar-weekdays{display:grid;grid-template-columns:repeat(7,1fr);gap:2px;margin-bottom:4px}.calendar-weekday{text-align:center;font-size:11px;font-weight:600;text-transform:uppercase;color:var(--text-muted,#6b7280);padding:4px 0;-webkit-user-select:none;-moz-user-select:none;user-select:none}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px}.calendar-cell{position:relative;display:flex;align-items:center;justify-content:center;aspect-ratio:1;border:none;border-radius:var(--border-radius-sm,8px);background:transparent;color:var(--text-secondary,#374151);font-size:13px;font-weight:500;cursor:default;padding:0}.calendar-cell-empty{pointer-events:none}.calendar-cell-day{cursor:pointer;transition:var(--transition-colors),var(--transition-glow)}.calendar-cell-day:hover{color:var(--text-primary,#111827);background:rgba(56,189,248,.08)}.calendar-cell-day:focus-visible{outline:none;box-shadow:var(--glow-blue-intense)}.calendar-cell-selected{background:rgba(56,189,248,.12);color:#0369a1;font-weight:700;box-shadow:var(--glow-blue)}.calendar-cell-selected:hover{background:rgba(56,189,248,.18);color:#0369a1;box-shadow:var(--glow-blue-hover)}.calendar-cell-today:after{content:"";position:absolute;bottom:3px;left:50%;transform:translateX(-50%);width:4px;height:4px;border-radius:50%;background:rgba(56,189,248,.8);box-shadow:0 0 6px rgba(56,189,248,.6)}.calendar-cell-today.calendar-cell-selected:after{background:#0284c7;box-shadow:0 0 6px rgba(56,189,248,.7)}@media (max-width:768px){.calendar:before{animation:none!important;filter:none!important;box-shadow:0 0 0 1px rgba(56,189,248,.25)}.calendar-cell-selected{box-shadow:0 0 0 2px rgba(56,189,248,.4)}.calendar-nav:hover{box-shadow:none;border-color:rgba(56,189,248,.4)}}@media (prefers-reduced-motion:reduce){.calendar{animation:none!important}.calendar,.calendar-cell-day,.calendar-nav{transition:none}}@keyframes calendar-border-pulse{0%,to{box-shadow:0 0 0 2px rgba(56,189,248,.4),0 0 8px rgba(56,189,248,.3),0 0 16px rgba(125,211,252,.2)}50%{box-shadow:0 0 0 2px rgba(56,189,248,.6),0 0 12px rgba(56,189,248,.5),0 0 24px rgba(125,211,252,.3)}}