/* ===========================================================
   Sembremos — red de favores. Estilos.
   Paleta: tierra cálida, verde brote, dorado cosecha.
   =========================================================== */
:root{
  --crema:#faf6ee;
  --crema-2:#f1e9da;
  --tierra:#3a2e26;
  --tierra-suave:#6b5a4d;
  --brote:#3f7d5a;
  --brote-claro:#e3f0e6;
  --terracota:#c8694a;
  --terracota-claro:#f7e4dc;
  --dorado:#d9a441;
  --dorado-claro:#f8edcf;
  --linea:#e6dccb;
  --blanco:#fffdf8;
  --rojo:#bb4430;
  --sombra:0 2px 10px rgba(58,46,38,.07), 0 1px 2px rgba(58,46,38,.06);
  --sombra-alta:0 8px 30px rgba(58,46,38,.16);
  --radio:16px;
  --radio-sm:10px;
  --fuente: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --max:560px;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--fuente);
  color:var(--tierra);
  background:var(--crema);
  background-image:radial-gradient(circle at 20% -10%, #fff5e6 0%, transparent 45%),
                   radial-gradient(circle at 100% 0%, #eef4ec 0%, transparent 40%);
  -webkit-font-smoothing:antialiased;
  line-height:1.45;
  padding-bottom:env(safe-area-inset-bottom);
}

/* ---------- Barra superior ---------- */
.topbar{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;
  background:rgba(250,246,238,.88);
  backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid var(--linea);
  max-width:var(--max);margin:0 auto;
}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{font-size:26px;filter:drop-shadow(0 2px 3px rgba(63,125,90,.25))}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{font-size:19px;letter-spacing:.3px}
.brand-text small{font-size:11px;color:var(--tierra-suave);font-style:italic}

.user-chip{
  display:flex;align-items:center;gap:7px;
  background:var(--blanco);border:1px solid var(--linea);
  border-radius:999px;padding:4px 10px 4px 4px;cursor:pointer;
  box-shadow:var(--sombra);font:inherit;color:inherit;
}
.user-chip:active{transform:scale(.97)}
.avatar{
  width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;font-weight:700;font-size:14px;color:#fff;
  background:linear-gradient(135deg,var(--brote),#2f6347);
}
.user-name{font-size:13px;font-weight:600;max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.caret{font-size:10px;color:var(--tierra-suave)}

/* ---------- Vista ---------- */
.view{max-width:var(--max);margin:0 auto;padding:16px 16px 110px}
.section-title{font-size:14px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;color:var(--tierra-suave);margin:22px 4px 10px}
.section-title:first-child{margin-top:6px}
.muted{color:var(--tierra-suave)}
.center{text-align:center}

/* ---------- Tarjeta "mi tierra" (hero) ---------- */
.tierra-card{
  background:linear-gradient(150deg,#3f7d5a 0%, #356b4d 60%, #2c5a41 100%);
  color:#fff;border-radius:var(--radio);padding:18px;box-shadow:var(--sombra-alta);
  position:relative;overflow:hidden;
}
.tierra-card::after{content:"🌾";position:absolute;right:-6px;bottom:-12px;font-size:90px;opacity:.12;transform:rotate(-12deg)}
.tierra-card .saludo{font-size:13px;opacity:.85}
.tierra-card .balance{display:flex;align-items:baseline;gap:8px;margin-top:2px}
.tierra-card .balance b{font-size:40px;font-weight:800;letter-spacing:-1px}
.tierra-card .balance span{font-size:14px;opacity:.9}
.medidor{margin-top:14px}
.medidor .barra{height:10px;border-radius:99px;background:rgba(255,255,255,.22);overflow:hidden;position:relative}
.medidor .relleno{height:100%;background:linear-gradient(90deg,var(--dorado),#f1c46b);border-radius:99px;transition:width .5s ease}
.medidor .leyenda{display:flex;justify-content:space-between;font-size:11.5px;margin-top:6px;opacity:.9}
.tierra-stats{display:flex;gap:10px;margin-top:14px}
.tierra-stats .st{flex:1;background:rgba(255,255,255,.13);border-radius:var(--radio-sm);padding:9px 10px;text-align:center}
.tierra-stats .st b{display:block;font-size:20px}
.tierra-stats .st small{font-size:11px;opacity:.85}

/* ---------- Acciones rápidas ---------- */
.acciones{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.accion{
  display:flex;align-items:center;gap:10px;border:none;cursor:pointer;font:inherit;
  background:var(--blanco);border:1px solid var(--linea);border-radius:var(--radio);
  padding:13px 14px;text-align:left;box-shadow:var(--sombra);color:var(--tierra);
}
.accion:active{transform:scale(.98)}
.accion .ic{font-size:24px}
.accion b{display:block;font-size:15px}
.accion small{font-size:11.5px;color:var(--tierra-suave)}
.accion.plantar{background:var(--brote-claro);border-color:#cfe6d5}
.accion.pedir{background:var(--terracota-claro);border-color:#f0d2c6}

/* ---------- Tarjetas de semilla / pedido ---------- */
.card{
  background:var(--blanco);border:1px solid var(--linea);border-radius:var(--radio);
  padding:14px;box-shadow:var(--sombra);margin-bottom:11px;
}
.card-head{display:flex;align-items:flex-start;gap:11px}
.card-emoji{
  width:44px;height:44px;flex:none;border-radius:12px;display:grid;place-items:center;
  font-size:22px;background:var(--crema-2);
}
.card.seed .card-emoji{background:var(--brote-claro)}
.card.req .card-emoji{background:var(--terracota-claro)}
.card-body{flex:1;min-width:0}
.card-title{font-size:15.5px;font-weight:700;line-height:1.25}
.card-desc{font-size:13px;color:var(--tierra-suave);margin-top:3px}
.card-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px;align-items:center}
.chip{
  font-size:11px;font-weight:600;padding:3px 9px;border-radius:99px;
  background:var(--crema-2);color:var(--tierra-suave);white-space:nowrap;
}
.chip.zona{background:#e9f0fb;color:#3a5a86}
.chip.circle{background:#f3e9fb;color:#6a4a86}
.chip.cat{background:var(--dorado-claro);color:#8a6516}
.chip.horas{background:var(--brote-claro);color:#2f6347}
.who{display:flex;align-items:center;gap:7px;margin-top:10px;font-size:12.5px;color:var(--tierra-suave)}
.who .avatar{width:24px;height:24px;font-size:11px}
.card-actions{display:flex;gap:8px;margin-top:12px}

/* ---------- Botones ---------- */
.btn{
  border:none;cursor:pointer;font:inherit;font-weight:700;font-size:14px;
  padding:11px 16px;border-radius:var(--radio-sm);transition:transform .08s, filter .15s;
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
}
.btn:active{transform:scale(.97)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn-primary{background:var(--brote);color:#fff}
.btn-terra{background:var(--terracota);color:#fff}
.btn-ghost{background:var(--crema-2);color:var(--tierra)}
.btn-block{width:100%}
.btn-sm{padding:8px 13px;font-size:13px}

/* ---------- Filtros ---------- */
.filtros{display:flex;gap:8px;overflow-x:auto;padding:4px 2px 8px;margin:0 -2px;scrollbar-width:none}
.filtros::-webkit-scrollbar{display:none}
.filtro{
  flex:none;font:inherit;font-size:12.5px;font-weight:600;cursor:pointer;
  border:1px solid var(--linea);background:var(--blanco);color:var(--tierra-suave);
  padding:7px 13px;border-radius:99px;
}
.filtro.activo{background:var(--tierra);color:#fff;border-color:var(--tierra)}

/* ---------- Estado vacío ---------- */
.vacio{text-align:center;padding:40px 20px;color:var(--tierra-suave)}
.vacio .em{font-size:46px;display:block;margin-bottom:8px;opacity:.7}

/* ---------- Línea de tiempo / historial ---------- */
.ledger{list-style:none}
.ledger li{display:flex;align-items:center;gap:12px;padding:11px 4px;border-bottom:1px solid var(--linea)}
.ledger li:last-child{border-bottom:none}
.ledger .ic{width:38px;height:38px;flex:none;border-radius:10px;display:grid;place-items:center;font-size:18px}
.ledger .ic.in{background:var(--brote-claro)}
.ledger .ic.out{background:var(--terracota-claro)}
.ledger .t{flex:1;min-width:0}
.ledger .t b{font-size:14px;display:block}
.ledger .t small{font-size:12px;color:var(--tierra-suave)}
.ledger .delta{font-weight:800;font-size:15px}
.ledger .delta.in{color:var(--brote)}
.ledger .delta.out{color:var(--terracota)}

/* ---------- Tabbar inferior ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:40;
  display:flex;align-items:center;justify-content:space-around;
  max-width:var(--max);margin:0 auto;
  background:rgba(255,253,248,.92);backdrop-filter:blur(10px);
  border-top:1px solid var(--linea);
  padding:6px 8px calc(6px + env(safe-area-inset-bottom));
}
.tab{
  flex:1;background:none;border:none;cursor:pointer;font:inherit;color:var(--tierra-suave);
  display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 2px;border-radius:12px;
}
.tab span{font-size:21px;line-height:1}
.tab label{font-size:10.5px;font-weight:600;cursor:pointer}
.tab.activo{color:var(--brote)}
.tab.fab{
  flex:none;width:56px;height:56px;border-radius:50%;margin-top:-22px;
  background:linear-gradient(135deg,var(--terracota),#b1553a);color:#fff;
  box-shadow:0 6px 16px rgba(200,105,74,.45);
}
.tab.fab span{font-size:30px;font-weight:300}
.tab.fab label{display:none}

/* ---------- Modales ---------- */
.modal-back{
  position:fixed;inset:0;z-index:50;background:rgba(58,46,38,.45);
  display:flex;align-items:flex-end;justify-content:center;
  animation:fade .2s ease;
}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal{
  background:var(--crema);width:100%;max-width:var(--max);
  border-radius:22px 22px 0 0;padding:8px 18px calc(20px + env(safe-area-inset-bottom));
  max-height:92vh;overflow-y:auto;animation:slide .26s cubic-bezier(.2,.8,.2,1);
}
@keyframes slide{from{transform:translateY(100%)}to{transform:translateY(0)}}
.modal .grab{width:40px;height:4px;border-radius:99px;background:var(--linea);margin:6px auto 12px}
.modal h2{font-size:20px;margin-bottom:4px}
.modal .sub{font-size:13px;color:var(--tierra-suave);margin-bottom:16px}
label.field{display:block;margin-bottom:14px}
label.field .lbl{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
label.field .hint{font-weight:400;color:var(--tierra-suave);font-size:12px}
input,textarea,select{
  width:100%;font:inherit;font-size:15px;color:var(--tierra);
  background:var(--blanco);border:1.5px solid var(--linea);border-radius:var(--radio-sm);
  padding:11px 12px;
}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--brote)}
textarea{resize:vertical;min-height:72px}
.opciones{display:flex;gap:8px;flex-wrap:wrap}
.opcion{
  flex:1;min-width:80px;cursor:pointer;text-align:center;font-size:13px;font-weight:600;
  border:1.5px solid var(--linea);background:var(--blanco);border-radius:var(--radio-sm);padding:10px 8px;
}
.opcion.sel{border-color:var(--brote);background:var(--brote-claro);color:#2f6347}
.emoji-grid{display:flex;gap:8px;flex-wrap:wrap}
.emoji-grid button{
  font-size:22px;width:46px;height:46px;border-radius:12px;border:1.5px solid var(--linea);
  background:var(--blanco);cursor:pointer;
}
.emoji-grid button.sel{border-color:var(--terracota);background:var(--terracota-claro)}
.modal-foot{display:flex;gap:10px;margin-top:8px}

/* ---------- Aviso de capacidad ---------- */
.aviso{
  background:var(--dorado-claro);border:1px solid #ecd9a6;border-radius:var(--radio-sm);
  padding:11px 13px;font-size:13px;color:#7a5b14;margin:12px 0;display:flex;gap:9px;
}
.aviso.bloqueo{background:#fbe7e2;border-color:#f0c4ba;color:#8a3525}
.aviso .ic{font-size:18px}

/* ---------- Toast ---------- */
.toast-root{position:fixed;left:0;right:0;bottom:96px;z-index:60;display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none}
.toast{
  background:var(--tierra);color:#fff;padding:11px 18px;border-radius:99px;font-size:13.5px;font-weight:600;
  box-shadow:var(--sombra-alta);animation:pop .25s ease;max-width:90vw;text-align:center;
}
.toast.ok{background:var(--brote)}
.toast.err{background:var(--rojo)}
@keyframes pop{from{transform:translateY(14px) scale(.9);opacity:0}to{transform:none;opacity:1}}

/* ---------- Menú de usuario ---------- */
.menu-list{list-style:none}
.menu-list li{display:flex;align-items:center;gap:11px;padding:11px 6px;border-bottom:1px solid var(--linea);cursor:pointer;border-radius:8px}
.menu-list li:active{background:var(--crema-2)}
.menu-list li.sel{font-weight:700}
.menu-list .zona-tag{margin-left:auto;font-size:11px;color:var(--tierra-suave)}

/* badge nuevo */
.dot{width:8px;height:8px;border-radius:50%;background:var(--terracota);display:inline-block}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:10px}
.stack{display:flex;flex-direction:column;gap:0}

/* ---------- Login ---------- */
body.logged-out .tabbar,
body.logged-out .user-chip{display:none}
.login{max-width:var(--max);margin:0 auto;padding:30px 20px 60px;text-align:center}
.login .hero-mark{font-size:64px;display:block;margin:24px 0 6px;filter:drop-shadow(0 4px 8px rgba(63,125,90,.3))}
.login h1{font-size:30px;margin-bottom:4px}
.login .lema{color:var(--tierra-suave);font-style:italic;margin-bottom:6px}
.login .pitch{color:var(--tierra-suave);font-size:14px;max-width:340px;margin:0 auto 26px}
.login-card{background:var(--blanco);border:1px solid var(--linea);border-radius:var(--radio);padding:18px;box-shadow:var(--sombra);text-align:left}
.login-card h3{font-size:16px;margin-bottom:12px}
.login .demo{margin-top:22px}
.login .demo .section-title{margin:0 0 8px}
.demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.demo-btn{display:flex;align-items:center;gap:9px;background:var(--blanco);border:1px solid var(--linea);border-radius:var(--radio-sm);padding:9px 11px;cursor:pointer;font:inherit;color:var(--tierra);text-align:left;box-shadow:var(--sombra)}
.demo-btn:active{transform:scale(.98)}
.demo-btn small{display:block;font-size:11px;color:var(--tierra-suave)}
.aviso.dev{background:#eef4fb;border-color:#cfe0f5;color:#2f567f}

/* ---------- Chat dentro del acuerdo ---------- */
.chat{display:flex;flex-direction:column;gap:8px;max-height:46vh;overflow-y:auto;padding:8px 2px;margin-bottom:12px}
.msg{max-width:80%;padding:9px 12px;border-radius:15px;font-size:14px;line-height:1.35;word-wrap:break-word}
.msg small{display:block;font-size:10.5px;opacity:.6;margin-top:3px}
.msg.them{align-self:flex-start;background:var(--blanco);border:1px solid var(--linea);border-bottom-left-radius:4px}
.msg.me{align-self:flex-end;background:var(--brote);color:#fff;border-bottom-right-radius:4px}
.msg.me small{opacity:.85}
.chat-empty{text-align:center;color:var(--tierra-suave);font-size:13px;padding:24px 10px}
.chat-input{display:flex;gap:8px;align-items:flex-end}
.chat-input textarea{min-height:44px;max-height:120px}
.chat-input .btn{flex:none}