/* ============================================================
   Casa Cañutez — sistema visual "brasa"
   Tema cálido oscuro para un panel de estufas. Tipografía
   redondeada, escala fluida y objetivos táctiles amplios.
   ============================================================ */
:root{
  /* Superficies cálidas */
  --bg:#151210; --bg-elev:#1e1916; --card:#241d19; --card2:#2d2521; --line:#3b3029;
  /* Texto */
  --txt:#f6efe8; --muted:#bcab9d; --faint:#8b7d70;
  /* Brasa */
  --ember:#ff7a3d; --amber:#ffb84d; --ember-deep:#e85428;
  /* Estados */
  --ok:#4bd68a; --warn:#ffc24a; --danger:#ff6b6b;
  /* Radios y sombras */
  --r-lg:22px; --r-md:16px; --r-sm:12px;
  --shadow:0 14px 34px rgba(0,0,0,.42);
  --glow:0 0 0 1px rgba(255,122,61,.35), 0 10px 30px rgba(232,84,40,.18);
  /* Tipografía redondeada y amable */
  --font:"SF Pro Rounded",ui-rounded,-apple-system,BlinkMacSystemFont,"Segoe UI Variable","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  /* Escala fluida (móvil → escritorio) */
  --fs-h1:clamp(1.55rem,4.5vw,2.1rem);
  --fs-h2:clamp(1.35rem,3.6vw,1.6rem);
  --fs-lg:clamp(1.06rem,2.6vw,1.15rem);
  --fs-md:1.02rem;
  --fs-sm:.94rem;
  --fs-xs:.82rem;
}
*{box-sizing:border-box;margin:0;padding:0}
html{font-size:100%;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  font-size:var(--fs-md);
  line-height:1.5;
  color:var(--txt);
  background:
    radial-gradient(1100px 620px at 88% -8%,rgba(255,122,61,.14),transparent 58%),
    radial-gradient(820px 520px at -8% 6%,rgba(255,184,77,.08),transparent 55%),
    var(--bg);
  background-attachment:fixed;
  min-height:100dvh;
  -webkit-font-smoothing:antialiased;
}
.hidden{display:none !important}
.muted{color:var(--muted);font-size:var(--fs-sm)}
b{font-weight:700}

/* -------------------- botones -------------------- */
.btn{
  border:0;border-radius:var(--r-sm);padding:.8rem 1.15rem;
  font-family:inherit;font-size:var(--fs-md);font-weight:650;line-height:1;
  color:var(--txt);background:var(--card2);cursor:pointer;
  transition:transform .12s,filter .15s,border-color .15s,color .15s;
  min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:.4rem;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:linear-gradient(135deg,var(--ember),var(--ember-deep));color:#fff;box-shadow:0 8px 20px rgba(232,84,40,.32)}
.btn--primary:hover{filter:brightness(1.06)}
.btn--ghost{background:transparent;border:1.5px solid var(--line);color:var(--muted)}
.btn--ghost:hover{color:var(--txt);border-color:var(--ember)}
.btn--danger-ghost{background:transparent;border:1.5px solid var(--danger);color:var(--danger)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn:focus-visible,input:focus-visible,button:focus-visible{outline:3px solid rgba(255,184,77,.6);outline-offset:2px}

/* -------------------- login -------------------- */
.login{min-height:100dvh;display:grid;place-items:center;padding:1.4rem}
.login__card{
  width:min(400px,100%);background:linear-gradient(180deg,var(--card),var(--bg-elev));
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:2.4rem 1.8rem;box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:.7rem;text-align:center;
}
.login__logo{font-size:3rem;line-height:1;filter:drop-shadow(0 4px 12px rgba(255,122,61,.5))}
.login__card h1{font-size:var(--fs-h1);font-weight:800;letter-spacing:-.02em}
.login__sub{color:var(--amber);margin-bottom:1rem;font-size:var(--fs-sm);font-weight:600;letter-spacing:.14em;text-transform:uppercase}
.login__card label{text-align:left;display:flex;flex-direction:column;gap:.4rem;font-size:var(--fs-sm);color:var(--muted);margin-top:.4rem;font-weight:600}
.login__card input{
  width:100%;background:var(--bg);border:1.5px solid var(--line);border-radius:var(--r-sm);
  padding:.95rem 1rem;color:var(--txt);font-family:inherit;font-size:1.06rem;
}
.login__card input:focus{outline:0;border-color:var(--ember)}
.login__card .btn{margin-top:1.1rem;padding:.95rem;font-size:var(--fs-lg);font-weight:700}
.login__err{color:var(--danger);font-size:var(--fs-sm);min-height:1.2em;font-weight:600}

/* -------------------- topbar + tabs -------------------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1rem 1.2rem;padding-top:max(1rem,env(safe-area-inset-top));
  position:sticky;top:0;z-index:20;
  background:linear-gradient(180deg,rgba(21,18,16,.96),rgba(21,18,16,.82));
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.topbar__brand{font-weight:800;font-size:var(--fs-lg);letter-spacing:-.01em;display:flex;align-items:center;gap:.5rem}
.topbar__brand span{font-size:1.4em;filter:drop-shadow(0 2px 6px rgba(255,122,61,.5))}
.topbar__logout{
  background:transparent;border:1.5px solid var(--line);color:var(--muted);
  border-radius:999px;padding:.6rem 1.05rem;font-family:inherit;font-size:var(--fs-sm);font-weight:600;cursor:pointer;min-height:42px;
}
.topbar__logout:hover{color:var(--txt);border-color:var(--ember)}

.tabs{
  display:flex;gap:.55rem;padding:.75rem 1.2rem;overflow-x:auto;
  position:sticky;top:65px;z-index:15;scrollbar-width:none;
  background:rgba(21,18,16,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.tabs::-webkit-scrollbar{display:none}
.tabs__btn{
  border:1.5px solid var(--line);background:var(--card);color:var(--muted);
  border-radius:999px;padding:.62rem 1.15rem;font-family:inherit;font-size:var(--fs-md);font-weight:650;
  white-space:nowrap;cursor:pointer;transition:.15s;display:flex;align-items:center;gap:.45rem;min-height:44px;
}
.tabs__btn.is-active{background:linear-gradient(135deg,var(--ember),var(--amber));color:#2a1400;border-color:transparent;box-shadow:0 6px 16px rgba(255,122,61,.3)}
.badge{background:var(--danger);color:#fff;border-radius:999px;font-size:var(--fs-xs);padding:.12rem .48rem;font-weight:800;min-width:1.3rem;text-align:center;display:none}
.badge.show{display:inline-block}

/* -------------------- contenido -------------------- */
.content{padding:1.3rem 1.2rem 3.5rem;max-width:920px;margin:0 auto}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.3rem;gap:.8rem}
.section-head h2{font-size:var(--fs-h2);font-weight:800;letter-spacing:-.02em}
.filters{display:flex;gap:.65rem;margin-bottom:1.3rem;flex-wrap:wrap}
.filters input,.filters select{
  flex:1 1 44%;min-width:0;background:var(--card);border:1.5px solid var(--line);
  border-radius:var(--r-sm);padding:.8rem .9rem;color:var(--txt);font-family:inherit;font-size:var(--fs-md);min-height:46px;
}
.filters input:focus,.filters select:focus{outline:0;border-color:var(--ember)}

/* -------------------- estufas -------------------- */
.devices{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.05rem}
.device{
  background:linear-gradient(158deg,var(--card),var(--card2));border:1px solid var(--line);
  border-radius:var(--r-lg);padding:1.25rem;display:flex;flex-direction:column;gap:.85rem;
  box-shadow:var(--shadow);position:relative;overflow:hidden;transition:box-shadow .25s,border-color .25s;
}
.device.on{border-color:rgba(255,122,61,.4);box-shadow:var(--shadow),0 0 34px rgba(232,84,40,.16)}
.device.on::before{content:"";position:absolute;inset:0;background:radial-gradient(160px 110px at 82% -6%,rgba(255,122,61,.28),transparent 68%);pointer-events:none}
.device__top{display:flex;align-items:flex-start;justify-content:space-between;gap:.6rem}
.device__name{font-weight:750;font-size:var(--fs-lg)}
.device__dot{width:11px;height:11px;border-radius:50%;background:var(--faint);margin-top:.45rem;flex:none}
.device__dot.online{background:var(--ok);box-shadow:0 0 10px var(--ok)}
.device__temps{display:flex;align-items:baseline;gap:.7rem}
.device__cur{font-size:3rem;font-weight:850;line-height:.95;letter-spacing:-.03em}
.device__cur small{font-size:1.1rem;color:var(--muted);font-weight:650;letter-spacing:0}
.device__target{color:var(--amber);font-weight:750;font-size:var(--fs-md)}
.device__meta{display:flex;gap:.5rem;flex-wrap:wrap}
.chip{background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:.28rem .7rem;font-size:var(--fs-xs);color:var(--muted);font-weight:600}
.device__ctrl{display:flex;align-items:center;gap:.7rem;margin-top:.25rem}
.stepper{display:flex;align-items:center;gap:.15rem;background:var(--bg);border:1.5px solid var(--line);border-radius:14px;padding:.25rem}
.stepper button{width:44px;height:44px;border:0;border-radius:11px;background:var(--card2);color:var(--txt);font-size:1.5rem;font-weight:700;cursor:pointer;transition:background .12s}
.stepper button:active{background:var(--ember);color:#fff}
.stepper button:disabled{opacity:.4}
.stepper span{min-width:3rem;text-align:center;font-weight:800;font-size:var(--fs-md)}
.switch{margin-left:auto;position:relative;width:66px;height:38px;flex:none}
.switch input{position:absolute;opacity:0;width:100%;height:100%;margin:0;cursor:pointer}
.switch label{position:absolute;inset:0;background:var(--bg);border:1.5px solid var(--line);border-radius:999px;transition:.22s;pointer-events:none}
.switch label::after{content:"";position:absolute;top:3px;left:3px;width:29px;height:29px;border-radius:50%;background:var(--faint);transition:.22s}
.switch input:checked + label{background:linear-gradient(135deg,var(--ember),var(--amber));border-color:transparent}
.switch input:checked + label::after{left:34px;background:#fff}
.device.busy{opacity:.55;pointer-events:none}

/* -------------------- despensa -------------------- */
.pantry{display:flex;flex-direction:column;gap:.6rem}
.cat-group{margin-bottom:.5rem}
.cat-title{font-size:var(--fs-xs);text-transform:uppercase;letter-spacing:.1em;color:var(--amber);font-weight:700;margin:.8rem .25rem .45rem}
.item{
  display:flex;align-items:center;gap:.85rem;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:.95rem 1rem;transition:border-color .15s;
}
.item.low{border-color:rgba(255,194,74,.55)}
.item.out{border-color:rgba(255,107,107,.6);background:linear-gradient(90deg,rgba(255,107,107,.06),var(--card))}
.item__main{flex:1;min-width:0}
.item__name{font-weight:700;font-size:var(--fs-md);display:flex;align-items:center;gap:.45rem;overflow-wrap:anywhere}
.item__name .star{color:var(--amber);filter:drop-shadow(0 0 4px rgba(255,184,77,.5))}
.item__sub{font-size:var(--fs-sm);color:var(--muted);margin-top:.2rem}
.item__sub .flag{color:var(--warn);font-weight:700}
.item__sub .flag.out{color:var(--danger)}
.item__qty{display:flex;align-items:center;gap:.45rem;flex:none}
.item__qty button{width:40px;height:40px;border:1.5px solid var(--line);background:var(--bg);color:var(--txt);border-radius:11px;font-size:1.4rem;font-weight:700;cursor:pointer;transition:background .12s}
.item__qty button:active{background:var(--ember);color:#fff}
.item__qty span{min-width:2.3rem;text-align:center;font-weight:800;font-size:var(--fs-md)}
.item__edit{background:transparent;border:0;color:var(--faint);cursor:pointer;font-size:1.3rem;padding:.35rem;flex:none;line-height:1}
.item__edit:hover{color:var(--ember)}

/* -------------------- compras -------------------- */
.shopping{display:flex;flex-direction:column;gap:.6rem}
.shop-item{display:flex;align-items:center;gap:.7rem;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:.95rem 1rem;font-size:var(--fs-md);font-weight:600}
.shop-item.ess{border-color:rgba(255,184,77,.55);background:linear-gradient(90deg,rgba(255,184,77,.07),var(--card))}
.shop-item>span:first-child{overflow-wrap:anywhere}
.shop-item__q{margin-left:auto;font-weight:800;color:var(--amber);flex:none;font-size:var(--fs-lg)}
.shop-item__tag{font-size:var(--fs-xs);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:.2rem .6rem;color:var(--muted);flex:none;font-weight:600}
.empty{text-align:center;color:var(--muted);padding:3rem 1rem;font-size:var(--fs-lg)}
.empty .big{font-size:3rem;display:block;margin-bottom:.7rem}

/* -------------------- modal -------------------- */
.modal{position:fixed;inset:0;background:rgba(8,5,3,.68);backdrop-filter:blur(5px);display:grid;place-items:end center;z-index:50;padding:0}
@media(min-width:560px){.modal{place-items:center;padding:1.4rem}}
.modal__card{
  width:min(480px,100%);background:linear-gradient(180deg,var(--card),var(--bg-elev));
  border:1px solid var(--line);border-radius:var(--r-lg) var(--r-lg) 0 0;
  padding:1.6rem;display:flex;flex-direction:column;gap:.9rem;box-shadow:var(--shadow);
  max-height:92dvh;overflow-y:auto;padding-bottom:max(1.6rem,env(safe-area-inset-bottom));
  animation:slideup .24s cubic-bezier(.2,.9,.3,1);
}
@media(min-width:560px){.modal__card{border-radius:var(--r-lg)}}
@keyframes slideup{from{transform:translateY(36px);opacity:.5}to{transform:none;opacity:1}}
.modal__card h3{font-size:var(--fs-h2);font-weight:800;margin-bottom:.3rem;letter-spacing:-.02em}
.modal__card label{display:flex;flex-direction:column;gap:.4rem;font-size:var(--fs-sm);color:var(--muted);min-width:0;font-weight:600}
.modal__card input[type=text],.modal__card input[type=number]{
  width:100%;min-width:0;background:var(--bg);border:1.5px solid var(--line);
  border-radius:var(--r-sm);padding:.85rem .9rem;color:var(--txt);font-family:inherit;font-size:1.06rem;min-height:48px;
}
.modal__card input:focus{outline:0;border-color:var(--ember)}
.row{display:flex;gap:.75rem;flex-wrap:wrap;align-items:flex-end}
.row label{flex:1 1 44%;min-width:0}
.check{flex-flow:row nowrap !important;align-items:center;gap:.65rem !important;color:var(--txt) !important;font-size:var(--fs-md) !important;font-weight:600 !important;padding:.5rem .1rem;cursor:pointer}
.check input{flex:none;width:22px;height:22px;accent-color:var(--ember)}
/* Acciones: en móvil, Cancelar+Guardar en una fila y Eliminar debajo a lo ancho */
.modal__actions{display:flex;gap:.6rem;margin-top:.7rem;flex-wrap:wrap}
.modal__actions .spacer{display:none}
.modal__actions .btn{flex:1 1 0;min-width:110px}
.modal__actions #cancelItem{order:1}
.modal__actions .btn--primary{order:2}
.modal__actions #delItemBtn{order:3;flex:1 1 100%}
@media(min-width:560px){
  .modal__actions{flex-wrap:nowrap}
  .modal__actions .spacer{display:block;flex:1 1 auto}
  .modal__actions .btn{flex:0 0 auto}
  .modal__actions #delItemBtn,.modal__actions #cancelItem,.modal__actions .btn--primary{order:0;flex:0 0 auto}
}

/* -------------------- toast -------------------- */
.toast{
  position:fixed;left:50%;bottom:calc(1.6rem + env(safe-area-inset-bottom));transform:translate(-50%,160%);
  background:var(--card2);border:1px solid var(--line);color:var(--txt);
  padding:.9rem 1.3rem;border-radius:var(--r-sm);box-shadow:var(--shadow);
  font-size:var(--fs-md);font-weight:650;z-index:60;transition:transform .28s cubic-bezier(.2,.9,.3,1);max-width:90vw;
}
.toast.show{transform:translate(-50%,0)}
.toast.err{border-color:var(--danger)}
.toast.ok{border-color:var(--ok)}

.spin{display:inline-block;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}