:root{--color-primario:#e2231a;--color-primario-oscuro:#b71c13;--color-secundario:#1857c9;--color-secundario-oscuro:#123f94;--color-terciario:#d98a34;--color-fondo:#f7f3ec;--color-tarjeta:#fff;--color-input-fondo:#fff;--color-marcada-fondo:#fdeceb;--color-texto:#1a1a1e;--color-texto-suave:#5b5b66;--color-borde:#e7e1d6;--color-error:#c0392b;--color-advertencia:#b8860b;--color-ok:#1857c9;--color-overlay:#14100c8c;--radio:12px;--sombra:0 1px 3px #00000014, 0 1px 2px #0000000f;font-size:16px}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--color-primario:#ff5a4d;--color-primario-oscuro:#ff7c70;--color-secundario:#5b96ff;--color-secundario-oscuro:#7fadff;--color-terciario:#f2a559;--color-fondo:#121014;--color-tarjeta:#1d1b20;--color-input-fondo:#26232a;--color-marcada-fondo:#3a2220;--color-texto:#f2efe9;--color-texto-suave:#a8a2b0;--color-borde:#322e38;--color-error:#ff6b5b;--color-advertencia:#e0a72e;--color-ok:#5b96ff;--color-overlay:#000000a6;--sombra:0 1px 3px #0006, 0 1px 2px #0000004d}}:root[data-theme=dark]{--color-primario:#ff5a4d;--color-primario-oscuro:#ff7c70;--color-secundario:#5b96ff;--color-secundario-oscuro:#7fadff;--color-terciario:#f2a559;--color-fondo:#121014;--color-tarjeta:#1d1b20;--color-input-fondo:#26232a;--color-marcada-fondo:#3a2220;--color-texto:#f2efe9;--color-texto-suave:#a8a2b0;--color-borde:#322e38;--color-error:#ff6b5b;--color-advertencia:#e0a72e;--color-ok:#5b96ff;--color-overlay:#000000a6;--sombra:0 1px 3px #0006, 0 1px 2px #0000004d}*{box-sizing:border-box}body{background:var(--color-fondo);color:var(--color-texto);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;transition:background-color .2s,color .2s}#pantalla-auth{min-height:100vh;padding:max(24px, env(safe-area-inset-top)) max(24px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left));justify-content:center;align-items:center;display:flex}.tarjeta-auth{background:var(--color-tarjeta);border-radius:var(--radio);box-shadow:var(--sombra);width:100%;max-width:380px;padding:32px 28px}.tarjeta-auth h1{margin:0 0 4px;font-size:1.4rem}.subtitulo{color:var(--color-texto-suave);margin:0 0 20px;font-size:.9rem}.tabs-auth{border-bottom:1px solid var(--color-borde);margin-bottom:20px;display:flex}.tab-auth{color:var(--color-texto-suave);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;padding:10px;font-size:.95rem}.tab-auth.activo{color:var(--color-primario);border-bottom-color:var(--color-primario);font-weight:600}.form-auth,.form-inline{flex-direction:column;gap:14px;display:flex}label{color:var(--color-texto-suave);flex-direction:column;gap:4px;font-size:.85rem;display:flex}input,select,textarea{border:1px solid var(--color-borde);background:var(--color-input-fondo);color:var(--color-texto);border-radius:8px;padding:10px 12px;font-family:inherit;font-size:1rem}input:focus,select:focus,textarea:focus{outline:2px solid var(--color-primario);outline-offset:1px}.btn{cursor:pointer;border:none;border-radius:8px;min-height:44px;padding:12px 16px;font-size:.95rem;font-weight:600}.btn-primario{background:var(--color-primario);color:#fff}.btn-primario:hover{background:var(--color-primario-oscuro)}.btn-primario:disabled{opacity:.6;cursor:not-allowed}.btn-icono{border:1px solid var(--color-borde);cursor:pointer;width:44px;height:44px;color:var(--color-texto);background:0 0;border-radius:8px;font-size:1.1rem}.btn-texto{color:var(--color-primario);cursor:pointer;background:0 0;border:none;min-height:32px;padding:6px 4px;font-size:.8rem;font-weight:600}.btn-texto:hover{text-decoration:underline}.btn-texto:disabled{color:var(--color-texto-suave);cursor:not-allowed;opacity:.6}.btn-texto:disabled:hover{text-decoration:none}.error{color:var(--color-error);min-height:1em;margin:0;font-size:.85rem}.advertencia{color:var(--color-advertencia);font-size:.85rem}.guardado-ok{color:var(--color-ok);min-height:1em;font-size:.85rem}.app-header{background:var(--color-tarjeta);border-bottom:1px solid var(--color-borde);padding:max(12px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 12px max(16px, env(safe-area-inset-left));z-index:10;align-items:center;gap:12px;display:flex;position:sticky;top:0}.app-header-principal{flex:1;align-items:center;gap:16px;min-width:0;display:flex}.marca-header{flex-shrink:0;align-items:center;gap:10px;min-width:0;max-width:45%;display:flex}.marca-header>div{min-width:0}.marca-header strong{text-overflow:ellipsis;white-space:nowrap;font-size:1rem;display:block;overflow:hidden}.fecha-hoy{color:var(--color-texto-suave);text-transform:capitalize;font-size:.8rem}.nav-tabs{scrollbar-width:none;flex:1;align-items:center;gap:4px;min-width:0;display:flex;overflow-x:auto}.nav-tabs::-webkit-scrollbar{display:none}.nav-tab{color:var(--color-texto-suave);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:20px;flex-shrink:0;min-height:36px;padding:8px 12px;font-size:.85rem}.nav-tab.activo{background:linear-gradient(135deg, var(--color-primario), var(--color-secundario));color:#fff;font-weight:600}.btn-hamburguesa{border:1px solid var(--color-borde);background:var(--color-tarjeta);color:var(--color-texto);cursor:pointer;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.1rem;display:none}.app-main{max-width:720px;padding:16px max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));flex-direction:column;gap:16px;margin:0 auto;display:flex}.vista{flex-direction:column;gap:16px;display:flex}.tarjeta{background:var(--color-tarjeta);border-radius:var(--radio);box-shadow:var(--sombra);padding:20px}.tarjeta h2{margin:0 0 8px;font-size:1.05rem}.tarjeta h3{color:var(--color-texto-suave);margin:16px 0 8px;font-size:.9rem}.ayuda{color:var(--color-texto-suave);margin:0 0 12px;font-size:.82rem}.dato-destacado{color:var(--color-primario);font-size:.9rem;font-weight:600}.selector-fecha{justify-content:center;align-items:center;gap:10px;display:flex}.selector-fecha input[type=date]{text-align:center;flex:1;max-width:220px}.anillos-macros{background:var(--color-tarjeta);border-radius:var(--radio);box-shadow:var(--sombra);justify-content:space-around;gap:12px;padding:20px;display:flex}.anillo{text-align:center;width:96px;height:96px;position:relative}.anillo svg{width:100%;height:100%;transform:rotate(-90deg)}.anillo circle{fill:none;stroke-width:8px}.anillo circle.fondo{stroke:var(--color-borde)}.anillo circle.progreso{stroke:var(--color-primario);stroke-linecap:round;stroke-dasharray:264;stroke-dashoffset:264px;transition:stroke-dashoffset .3s}.anillo[data-metric=proteina] circle.progreso{stroke:var(--color-secundario)}.anillo[data-metric=agua] circle.progreso{stroke:var(--color-terciario)}.anillo-texto{flex-direction:column;justify-content:center;align-items:center;font-size:.75rem;display:flex;position:absolute;inset:0}.anillo-valor{font-size:1.1rem;font-weight:700}.anillo-meta{color:var(--color-texto-suave);font-size:.62rem}.lista-comidas{flex-direction:column;gap:10px;display:flex}.comida-item{border:1px solid var(--color-borde);border-radius:8px;align-items:flex-start;gap:10px;padding:10px;display:flex}.comida-check{width:22px;height:22px;accent-color:var(--color-primario);cursor:pointer;flex-shrink:0;margin-top:3px}.comida-item.marcada{background:var(--color-marcada-fondo);border-color:var(--color-primario)}.comida-info{flex:1;min-width:0}.comida-titulo{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.comida-titulo strong{text-transform:capitalize;font-size:.9rem}.etiqueta-sustituida{background:var(--color-fondo);border:1px solid var(--color-borde);color:var(--color-texto-suave);white-space:nowrap;border-radius:20px;padding:2px 8px;font-size:.68rem}.comida-desc{color:var(--color-texto-suave);margin-top:2px;font-size:.83rem}.comida-macros{color:var(--color-texto-suave);margin-top:2px;font-size:.75rem}.comida-acciones{flex-wrap:wrap;gap:12px;margin-top:6px;display:flex}.tarjeta-agua{margin-top:12px}.contador-agua{justify-content:center;align-items:center;gap:16px;display:flex}.contador-agua>span:first-of-type{text-align:center;min-width:36px;font-size:1.8rem;font-weight:700}.agua-unidad{color:var(--color-texto-suave);font-size:.8rem}.agua-progreso{text-align:center;margin:10px 0 0}.fila-check{flex-direction:row;align-items:center;gap:8px}.fila-check input{width:20px;height:20px;accent-color:var(--color-primario)}.lista-historial,.lista-recetas{flex-direction:column;gap:8px;max-height:320px;display:flex;overflow-y:auto}.item-historial{border:1px solid var(--color-borde);border-radius:8px;justify-content:space-between;gap:8px;padding:10px;font-size:.85rem;display:flex}.item-historial span:last-child{color:var(--color-texto-suave);text-align:right}.selector-mes{justify-content:center;align-items:center;gap:10px;display:flex}.selector-mes input[type=month]{text-align:center;flex:1;max-width:200px}.grafica-barras{align-items:flex-end;gap:3px;height:160px;padding-top:8px;display:flex;position:relative;overflow-x:auto}.grafica-barra-col{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;min-width:10px;height:100%;display:flex}.grafica-barra{border-radius:3px 3px 0 0;width:100%;min-height:2px}.grafica-barra-dia{color:var(--color-texto-suave);margin-top:3px;font-size:.6rem}.grafica-linea-meta{border-top:1px dashed var(--color-terciario);position:absolute;left:0;right:0}.resumen-mes{flex-direction:column;gap:8px;display:flex}.resumen-mes-fila{justify-content:space-between;font-size:.88rem;display:flex}.resumen-mes-fila strong{color:var(--color-primario)}.receta-meta,.receta-macros{color:var(--color-texto-suave);flex-wrap:wrap;gap:12px;margin-bottom:8px;font-size:.82rem;display:flex}.receta-macros span{background:var(--color-fondo);border-radius:20px;padding:4px 10px}.receta-preview{border-top:1px solid var(--color-borde);margin-top:16px;padding-top:16px}.receta-preview ul{margin:0 0 12px;padding-left:20px;font-size:.88rem}.tarjeta ul,.tarjeta ol{padding-left:20px;font-size:.88rem}.tarjeta li{margin-bottom:4px}.item-receta-historial{text-align:left;width:100%;font:inherit;border:1px solid var(--color-borde);cursor:pointer;background:0 0;border-radius:8px;padding:10px;display:block}.item-receta-historial:hover{border-color:var(--color-primario)}.item-receta-historial strong{font-size:.88rem;display:block}.item-receta-historial span{color:var(--color-texto-suave);font-size:.75rem}.lista-plan{color:var(--color-texto-suave);margin:0;padding-left:20px;font-size:.88rem}.lista-plan li{margin-bottom:4px}.modal-fondo{background:var(--color-overlay);z-index:100;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal-caja{background:var(--color-tarjeta);border-radius:var(--radio);box-shadow:var(--sombra);width:100%;max-width:480px;max-height:90vh;padding:20px;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.modal-header h2{margin:0;font-size:1.05rem}@media (width>=640px){.app-main{max-width:720px;padding-top:24px}.form-inline{grid-template-columns:1fr 1fr;align-items:end;gap:14px 16px;display:grid}.form-inline>button,.form-inline>.error,.form-inline>.ayuda{grid-column:1/-1}.form-inline>label:has(textarea){grid-column:1/-1}}@media (width>=1024px){.app-main{max-width:720px}}@media (width<=1023px){.btn-hamburguesa{display:flex}.nav-tabs{display:none}.nav-tabs.nav-tabs--abierto{background:var(--color-tarjeta);border:1px solid var(--color-borde);border-radius:var(--radio);box-shadow:var(--sombra);z-index:15;flex-direction:column;align-items:stretch;margin:4px 12px 0;padding:8px;display:flex;position:absolute;top:100%;left:0;right:0;overflow-x:visible}.nav-tabs--abierto .nav-tab{text-align:left;border-radius:8px;width:100%}}@media (width<=480px){.anillo{width:80px;height:80px}.marca-header strong{font-size:.9rem}}.rayo-icono{flex-shrink:0}.marca-auth{justify-content:center;align-items:center;gap:10px;margin-bottom:4px;display:flex}.marca-auth h1{margin:0}.theme-toggle{border:1px solid var(--color-borde);background:var(--color-tarjeta);width:40px;height:40px;color:var(--color-texto);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:1.1rem;display:flex}.theme-toggle--flotante{top:max(12px, env(safe-area-inset-top));right:max(12px, env(safe-area-inset-right));z-index:20;box-shadow:var(--sombra);position:fixed}