:root{--fondo: #f5f6f8;--superficie: #ffffff;--texto: #1c1f26;--texto-suave: #6b7280;--acento: #1f6feb;--acento-texto: #ffffff;--borde: #e2e5ea;--peligro: #d93025;--exito: #1a7f37;--p-arranque: #d93025;--p-primera: #e8710a;--p-normal: #6b7280;--p-guardar: #1f6feb;--radio: 12px;--sombra: 0 1px 2px rgba(0, 0, 0, .06);color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--fondo: #0f1115;--superficie: #1a1d24;--texto: #e7e9ee;--texto-suave: #9aa3b2;--acento: #4c8dff;--borde: #2b303a;--sombra: none}}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--fondo);color:var(--texto);font-family:-apple-system,BlinkMacSystemFont,Segoe 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150px)}.pestanas{position:fixed;left:0;right:0;bottom:0;z-index:10;display:flex;padding-bottom:env(safe-area-inset-bottom);background:var(--superficie);border-top:1px solid var(--borde)}.pestanas a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;min-height:56px;padding-top:8px;color:var(--texto-suave);font-size:11px}.pestanas a .icono{font-size:22px;line-height:1}.pestanas a.activa{color:var(--acento)}.boton{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:0 16px;border:1px solid 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button{width:36px;height:36px;border:1px solid var(--borde);border-radius:8px;background:var(--superficie);font-size:18px}.contador span{min-width:26px;text-align:center;font-weight:700}.spinner{display:inline-block;width:18px;height:18px;border:2px solid var(--borde);border-top-color:var(--acento);border-radius:50%;animation:girar .8s linear infinite}@keyframes girar{to{transform:rotate(360deg)}}