:root{
  --fondo:#FDFBF7; --superficie:#FFFFFF; --texto:#241F1A; --texto-suave:#6B5F55;
  --verde:#0F4038; --verde-borde:#0A2F29; --acento:#15803D; --acento-hover:#116632;
  --acento-suave:#EEF7F1; --calido:#C2410C; --alerta:#B91C1C;
  --borde:#E7DFD4; --borde-fuerte:#D8CCBB; --exito:#15803D;
  --serif:"Fraunces",Georgia,serif; --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r:14px; --sombra:0 1px 2px rgba(36,31,26,.06),0 8px 24px rgba(36,31,26,.06);
  --nav-h:64px;
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--fondo);color:var(--texto);font-family:var(--sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;padding-top:env(safe-area-inset-top,0)}
body.con-nav{padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom,0))}
a{color:var(--acento)}
img,video{max-width:100%;display:block}
button,input,textarea{font:inherit;color:inherit}

.topbar{position:sticky;top:env(safe-area-inset-top,0);z-index:20;display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 16px;background:var(--verde);color:#fff;border-bottom:1px solid var(--verde-borde)}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-family:var(--serif);font-size:19px;letter-spacing:.01em}
.brand strong{font-weight:700}
.brand-dot{width:10px;height:10px;border-radius:50%;background:#7CE0A8;box-shadow:0 0 0 3px rgba(124,224,168,.25)}
.topbar-user{color:#fff;text-decoration:none;font-weight:600;font-size:14px;opacity:.9}

.main{max-width:640px;margin:0 auto;padding:20px 16px 32px}

.h1{font-family:var(--serif);font-weight:700;font-size:28px;line-height:1.15;margin:4px 0 10px;text-wrap:balance}
.h3{font-family:var(--serif);font-weight:700;font-size:19px;line-height:1.25;margin:0 0 8px}
.lead{font-size:17px;line-height:1.55;margin:0 0 12px}
.muted{color:var(--texto-suave)}
.small{font-size:13.5px}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:12px;font-weight:700;color:var(--acento);margin:0 0 4px}
.meta{color:var(--texto-suave);font-size:14px;margin:0 0 8px}
.check{display:flex;align-items:flex-start;gap:8px;color:var(--exito);font-weight:600;font-size:14.5px;margin:4px 0 0}
.check span{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:var(--acento-suave);color:var(--exito);font-size:12px;flex:none;margin-top:2px}

.card{background:var(--superficie);border:1px solid var(--borde);border-radius:var(--r);padding:20px;box-shadow:var(--sombra)}
[hidden]{display:none!important}
.stack{display:grid;gap:12px}
.label{font-weight:600;font-size:14px}
.input{width:100%;padding:13px 14px;border:1.5px solid var(--borde-fuerte);border-radius:12px;background:#fff;font-size:17px}
.input:focus{outline:none;border-color:var(--acento);box-shadow:0 0 0 3px rgba(21,128,61,.15)}
textarea.input{resize:vertical;min-height:72px}
.alert{background:#FEF2F2;color:var(--alerta);border:1px solid #FECACA;border-radius:10px;padding:10px 12px;font-size:15px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 18px;border-radius:12px;border:1.5px solid transparent;font-weight:700;font-size:16.5px;text-decoration:none;cursor:pointer;transition:background .15s,transform .05s;width:100%}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--acento);color:#fff}
.btn-primary:hover{background:var(--acento-hover)}
.btn-ghost{background:#fff;border-color:var(--borde-fuerte);color:var(--texto)}
.btn-ghost.on{background:var(--acento-suave);border-color:var(--acento);color:var(--acento)}
.btn[disabled]{opacity:.6;cursor:default}
.row-actions{display:flex;gap:10px;margin:14px 0}
.row-actions .btn{flex:1}
.btn-sticky{position:sticky;bottom:calc(var(--nav-h) + 12px + env(safe-area-inset-bottom,0));box-shadow:0 10px 30px rgba(15,64,56,.25);margin-top:16px}
.link-quiet{color:var(--texto-suave);font-size:14px;text-decoration:underline}
.pill{display:inline-block;background:var(--acento-suave);color:var(--acento);font-weight:600;font-size:13.5px;padding:6px 12px;border-radius:999px;text-decoration:none}

.mary-bubble{display:flex;gap:12px;align-items:flex-start;background:var(--superficie);border:1px solid var(--borde);border-radius:18px 18px 18px 4px;padding:14px 16px;margin:12px 0 18px;box-shadow:var(--sombra)}
.mary-bubble img{width:44px;height:44px;border-radius:50%;flex:none;object-fit:cover;background:var(--acento-suave)}
.mary-bubble p{margin:0;font-size:16px;line-height:1.5}
.mary-bubble.answer{border-radius:18px;align-items:flex-start}
.answer-text{white-space:pre-wrap;font-size:16px;line-height:1.55}

.recetas-grid{display:grid;gap:14px}
.receta-card{display:grid;grid-template-columns:118px 1fr;gap:12px;background:var(--superficie);border:1px solid var(--borde);border-radius:var(--r);overflow:hidden;text-decoration:none;color:inherit;box-shadow:var(--sombra)}
.receta-media{position:relative;aspect-ratio:1;background:var(--acento-suave);min-width:0}
.receta-media img,.receta-media video{width:100%;height:100%;object-fit:cover}
.receta-media .num{position:absolute;top:8px;left:8px;background:var(--verde);color:#fff;font-weight:700;font-size:12px;width:24px;height:24px;border-radius:50%;display:grid;place-items:center}
.badge-video{position:absolute;bottom:8px;left:8px;background:rgba(36,31,26,.85);color:#fff;font-size:11px;font-weight:700;padding:3px 7px;border-radius:999px;letter-spacing:.04em}
.receta-body{padding:12px 12px 12px 0;min-width:0}
.receta-body .h3{font-size:17px;margin-bottom:4px}
.receta-body .meta{margin-bottom:4px}

.list-plain{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.row-link{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--superficie);border:1px solid var(--borde);border-radius:12px;padding:14px 14px;text-decoration:none;color:inherit}
.row-link .chev{color:var(--texto-suave);font-size:22px}

.lista-head{margin-bottom:8px}
.aisle{margin:18px 0}
.aisle-title{position:sticky;top:52px;background:var(--fondo);padding:8px 0;margin:0;z-index:5;border-bottom:1px solid var(--borde)}
.check-list{list-style:none;margin:0;padding:0}
.check-item{display:flex;align-items:flex-start;gap:12px;padding:12px 4px;border-bottom:1px solid var(--borde);cursor:pointer;-webkit-tap-highlight-color:transparent}
.check-item input{position:absolute;opacity:0;width:0;height:0}
.check-item .box{width:26px;height:26px;border:2px solid var(--borde-fuerte);border-radius:8px;flex:none;margin-top:1px;background:#fff;display:grid;place-items:center;transition:all .12s}
.check-item.on .box{background:var(--acento);border-color:var(--acento)}
.check-item.on .box::after{content:"";width:7px;height:12px;border:solid #fff;border-width:0 2.5px 2.5px 0;transform:rotate(45deg) translate(-1px,-1px)}
.check-item .txt{display:grid;gap:1px}
.check-item .name{font-weight:600;font-size:16.5px}
.check-item .qty{color:var(--texto-suave);font-size:14px}
.check-item .note{color:var(--texto-suave);font-size:13px;font-style:italic}
.check-item.on .name{color:var(--texto-suave);text-decoration:line-through}

.receta-hero{margin:-20px -16px 14px;background:var(--acento-suave)}
.receta-hero img{width:100%;aspect-ratio:4/3;object-fit:cover}
.receta-hero video{width:100%;aspect-ratio:9/16;max-height:70vh;object-fit:cover;background:#000}
.ing-list{list-style:none;margin:0 0 8px;padding:0}
.ing-list li{display:grid;grid-template-columns:92px 1fr;gap:10px;padding:8px 0;border-bottom:1px solid var(--borde)}
.ing-list .qty{font-weight:700;font-variant-numeric:tabular-nums}
.steps{padding-left:0;margin:0;counter-reset:p;list-style:none}
.steps li{display:grid;grid-template-columns:32px 1fr;gap:12px;padding:10px 0;border-bottom:1px solid var(--borde);counter-increment:p}
.steps li::before{content:counter(p);width:30px;height:30px;border-radius:50%;background:var(--verde);color:#fff;font-weight:700;display:grid;place-items:center;font-size:14px}
.steps p{margin:3px 0 0;font-size:16.5px;line-height:1.55}
.tips{background:var(--acento-suave);border-radius:12px;padding:14px 16px;margin:16px 0}
.tips p{margin:0 0 6px}

.filters{display:grid;gap:10px;margin:8px 0 16px}
.chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;padding:8px 12px;border-radius:999px;border:1.5px solid var(--borde-fuerte);background:#fff;text-decoration:none;color:var(--texto);font-size:14px;font-weight:600}
.chip.on{background:var(--verde);border-color:var(--verde);color:#fff}
.banner-club{background:var(--verde);color:#fff;border-radius:var(--r);padding:16px;margin:0 0 16px;display:grid;gap:12px}
.banner-club p{margin:0}
.banner-club .btn{background:#fff;color:var(--verde)}

.mode-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;background:var(--acento-suave);padding:5px;border-radius:14px;margin:0 0 12px}
.mode-tabs button{border:0;background:transparent;border-radius:10px;padding:10px 6px;font-weight:700;font-size:13.5px;color:var(--verde);cursor:pointer}
.mode-tabs button.on{background:#fff;box-shadow:var(--sombra)}
.mode-help{margin:0 0 14px;color:var(--texto-suave);font-size:15px}
.btn-camera{min-height:56px}
.preview{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--borde)}
.preview img{width:100%;max-height:320px;object-fit:cover}
.preview .x{position:absolute;top:8px;right:8px;width:34px;height:34px;border-radius:50%;border:0;background:rgba(36,31,26,.85);color:#fff;font-size:22px;line-height:1;cursor:pointer}
.respuesta{margin-top:18px}
.aviso{margin-top:20px}
.spinner{display:inline-block;width:18px;height:18px;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.bottomnav{position:fixed;left:0;right:0;bottom:0;z-index:30;height:calc(var(--nav-h) + env(safe-area-inset-bottom,0));padding-bottom:env(safe-area-inset-bottom,0);background:#fff;border-top:1px solid var(--borde);display:grid;grid-template-columns:repeat(5,1fr)}
.bottomnav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;text-decoration:none;color:var(--texto-suave);font-size:11.5px;font-weight:600}
.bottomnav a svg{width:24px;height:24px}
.bottomnav a.on{color:var(--acento)}
.bottomnav a.on svg{stroke-width:2.2}

.entrar{margin-top:24px}
@media (min-width:760px){
  .main{padding:28px 16px 48px}
  .recetas-grid{grid-template-columns:1fr 1fr}
  .receta-card{grid-template-columns:1fr;}
  .receta-media{aspect-ratio:4/3}
  .receta-body{padding:14px}
  .receta-hero{margin:0 0 14px;border-radius:var(--r);overflow:hidden}
  .btn{width:auto;min-width:220px}
  .row-actions .btn{flex:0 1 auto}
}