/* Identidade NIRRON: verde #264E36, off-white e chumbo. Sem fontes externas (funciona offline). */
:root{color-scheme:light;
  --verde:#264e36; --verde-escuro:#1a3827; --verde-claro:#e6efe9; --verde-medio:#3c6e52;
  --chumbo:#1d1f1e; --cinza:#6b726d; --linha:#dfe5e1; --fundo:#f3f5f3; --branco:#fff;
  --alerta:#fff4d6; --alerta-borda:#e7c45a; --erro:#8a1c1c; --erro-fundo:#fbe9e7;
  --raio:10px; --sombra:0 1px 2px rgba(20,40,28,.06),0 4px 14px rgba(20,40,28,.06);
}
*{box-sizing:border-box}
body{margin:0;background:var(--fundo);color:var(--chumbo);font:15px/1.45 "Segoe UI",system-ui,-apple-system,Roboto,sans-serif}
a{color:var(--verde);text-underline-offset:2px}a:hover{color:var(--verde-escuro)}

/* cabeçalho */
header{background:var(--verde);color:#fff;display:flex;align-items:center;gap:.4rem 1.4rem;flex-wrap:wrap;padding:.7rem 1.4rem;
  border-bottom:3px solid var(--verde-escuro)}
header .marca{display:flex;align-items:center;gap:.9rem;text-decoration:none;color:#fff;margin-right:.6rem}
header .marca img{height:30px;width:auto;display:block}
header .produto{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;opacity:.85;border-left:1px solid rgba(255,255,255,.35);padding-left:.9rem;line-height:1.2}
header nav{display:flex;gap:.2rem;flex-wrap:wrap}
header nav a{color:#fff;text-decoration:none;padding:.4rem .75rem;border-radius:6px;opacity:.88;font-weight:500}
header nav a:hover{background:rgba(255,255,255,.12);opacity:1}
header nav a.on{background:rgba(255,255,255,.2);opacity:1}
header .dir{margin-left:auto;font-size:.85rem;display:flex;gap:.8rem;align-items:center}
header .dir a{color:#fff;opacity:.9}

main{max-width:1040px;margin:1.4rem auto 3rem;padding:0 1.2rem;display:grid;gap:1.1rem}
footer.rodape{text-align:center;color:var(--cinza);font-size:.8rem;padding:0 1rem 2rem;letter-spacing:.04em}

section{background:var(--branco);border:1px solid var(--linha);border-radius:var(--raio);padding:1.2rem 1.4rem;box-shadow:var(--sombra)}
h2{margin:.1rem 0 .9rem;font-size:1.15rem;font-weight:800;color:var(--verde);letter-spacing:.01em}
h3{margin:1rem 0 .4rem;font-size:.95rem;color:var(--verde-escuro)}
small,.dica{color:var(--cinza)}

/* formulários */
.g{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.8rem}
label{display:flex;flex-direction:column;font-size:.78rem;font-weight:600;color:var(--cinza);gap:.25rem;letter-spacing:.01em}
label small{font-weight:400}
input,select,textarea{font:inherit;color:var(--chumbo);padding:.5rem .6rem;border:1px solid #c5cec8;border-radius:7px;background:#fff}
input:not([type=checkbox]):not([type=file]),select{height:2.4rem}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--verde-medio);box-shadow:0 0 0 3px rgba(60,110,82,.18)}
input:disabled,select:disabled{background:#eef1ef;color:#9aa39d}
.ck{flex-direction:row;align-items:center;gap:.5rem;font-size:.9rem;font-weight:500;color:var(--chumbo)}
.ck input{width:1.05rem;height:1.05rem;accent-color:var(--verde)}
label[hidden]{display:none}

button,a.btn{display:inline-block;background:var(--verde);color:#fff;border:0;border-radius:7px;padding:.6rem 1.3rem;font:inherit;font-weight:700;
  cursor:pointer;margin-top:.9rem;text-decoration:none;letter-spacing:.02em}
button:hover,a.btn:hover{background:var(--verde-escuro);color:#fff}
button.sec{background:#fff;color:var(--verde);border:1px solid var(--verde);padding:.3rem .75rem;font-size:.85rem;margin:0}
button.sec:hover{background:var(--verde-claro)}
button.perigo{background:#fff;color:var(--erro);border:1px solid var(--erro);padding:.3rem .75rem;font-size:.85rem;margin:0}
button.perigo:hover{background:var(--erro-fundo)}

/* tabelas */
table{border-collapse:collapse;width:100%}
td,th{padding:.4rem .6rem;border-bottom:1px solid var(--linha);text-align:left;vertical-align:top}
th{font-size:.72rem;text-transform:uppercase;letter-spacing:.07em;color:var(--cinza);font-weight:700;background:#f8faf8}
td.n{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}
tr.tot td{font-weight:800;font-size:1.05rem;background:var(--verde-claro);color:var(--verde-escuro);border-top:2px solid var(--verde);border-bottom:0}
table.t{width:auto;margin:.3rem 0}table.t td,table.t th{padding:.25rem .55rem;font-size:.9rem}
input.num{width:6.8rem;text-align:right}
td textarea{width:100%;min-width:14rem;font:inherit;padding:.3rem}
td.acoes{white-space:nowrap}form.linha{display:inline}

/* avisos */
.erro{background:var(--erro-fundo);color:var(--erro);padding:.7rem .9rem;border-radius:8px;border-left:4px solid var(--erro)}
.ok{background:var(--verde-claro);color:var(--verde-escuro);padding:.7rem .9rem;border-radius:8px;border-left:4px solid var(--verde)}
.av{background:var(--alerta);padding:.55rem .8rem;border-radius:8px;border-left:4px solid var(--alerta-borda);margin:.45rem 0}
.cinza{color:#8a928c}
.etiqueta{background:var(--alerta);border:1px solid var(--alerta-borda);border-radius:99px;padding:.05rem .55rem;font-size:.72rem;font-weight:600;color:#6b5400}

/* detalhes (tarifas) */
details{margin:.4rem 0}summary{cursor:pointer;font-weight:700;padding:.25rem 0;color:var(--verde-escuro)}details details{margin-left:1.1rem}
.barra{position:sticky;bottom:0;background:rgba(255,255,255,.96);padding:.7rem 1rem;border:1px solid var(--linha);border-radius:var(--raio);
  display:flex;gap:.8rem;align-items:center;box-shadow:0 -4px 14px rgba(20,40,28,.08)}
.barra button,.barra a.btn{margin:0}

/* entrada (login / primeiro acesso) */
body.entrada{background:linear-gradient(160deg,var(--verde) 0,var(--verde-escuro) 100%);min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1.5rem}
body.entrada .cartao{background:#fff;border-radius:14px;padding:2rem 2rem 1.6rem;width:100%;max-width:400px;box-shadow:0 18px 50px rgba(0,0,0,.28)}
body.entrada .cartao img.logo{display:block;width:210px;max-width:70%;margin:0 auto 1.2rem}
body.entrada h2{text-align:center;font-size:1rem;color:var(--chumbo);margin-bottom:1rem}
body.entrada form{display:grid;gap:.8rem}
body.entrada button{width:100%;margin-top:.4rem;padding:.7rem}
body.entrada .lema{color:rgba(255,255,255,.8);margin-top:1.4rem;font-size:.85rem;letter-spacing:.06em}
body.entrada .erro,body.entrada .ok{margin-bottom:.6rem}

.msg{max-width:420px;margin:1rem auto}.msg section{display:grid;gap:.8rem}

@media (max-width:640px){header{padding:.6rem .9rem}header .produto{display:none}main{padding:0 .7rem}section{padding:1rem}}
@media print{header,.barra,footer.rodape{display:none}body{background:#fff}section{box-shadow:none;border:0}}
.msg form{display:grid;gap:.7rem}

input[type=file]{height:auto;padding:.4rem;background:#f8faf8}
input[type=file]::file-selector-button{background:var(--verde);color:#fff;border:0;border-radius:6px;padding:.4rem .9rem;margin-right:.8rem;font:inherit;font-weight:600;cursor:pointer}
input[type=file]::file-selector-button:hover{background:var(--verde-escuro)}
textarea{resize:vertical;line-height:1.3}
table.t td{vertical-align:middle}table.t input.num{height:2rem;padding:.25rem .5rem}

/* seletor com busca (combobox) */
.combo{position:relative}
.combo input{width:100%;padding-right:2.2rem}
.combo-seta{position:absolute;right:.35rem;top:50%;transform:translateY(-50%);margin:0;padding:.3rem .4rem;background:none;color:var(--cinza);border:0;border-radius:6px;line-height:0}
.combo-seta:hover{background:var(--verde-claro);color:var(--verde)}
.combo input:disabled ~ .combo-seta{display:none}
.combo-lista{position:absolute;z-index:40;left:0;right:0;top:calc(100% + 5px);margin:0;padding:.3rem;list-style:none;background:#fff;
  border:1px solid var(--linha);border-radius:10px;box-shadow:0 12px 32px rgba(20,40,28,.2),0 2px 6px rgba(20,40,28,.08);
  max-height:272px;overflow:auto;animation:combo-in .12s ease-out;scrollbar-width:thin;scrollbar-color:#b9c7be transparent}
.combo-lista[hidden]{display:none}
.combo-lista li{padding:.5rem .75rem;border-radius:7px;cursor:pointer;font-size:.92rem;font-weight:600;color:var(--chumbo);
  display:flex;align-items:center;justify-content:space-between;gap:.6rem}
.combo-lista li.ativo{background:var(--verde-claro);color:var(--verde-escuro)}
.combo-lista li[aria-selected=true]::after{content:"✓";color:var(--verde);font-weight:800}
.combo-lista li.combo-vazio{cursor:default;color:var(--cinza);font-weight:400;justify-content:flex-start}
.combo-lista mark{background:#cfe5d6;color:var(--verde-escuro);border-radius:3px;padding:0 1px}
@keyframes combo-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

.acoes-form{display:flex;gap:.7rem;align-items:center;margin-top:.9rem}
.acoes-form button{margin:0}
a.btn-sec{display:inline-block;border:1px solid var(--verde);color:var(--verde);background:#fff;border-radius:7px;padding:.55rem 1.2rem;font-weight:700;text-decoration:none;letter-spacing:.02em}
a.btn-sec:hover{background:var(--verde-claro);color:var(--verde-escuro)}

button.sec2{background:#fff;color:var(--verde);border:1px solid var(--verde);margin:0;padding:.55rem 1.1rem}
button.sec2:hover{background:var(--verde-claro);color:var(--verde-escuro)}
.contagem{background:rgba(255,255,255,.25);border-radius:99px;padding:0 .5rem;font-size:.75rem;margin-left:.2rem}
.acoes-form{flex-wrap:wrap}

[hidden]{display:none!important}

.g label.larga{grid-column:span 2}
@media (max-width:640px){.g label.larga{grid-column:auto}}

/* tela de tarifas enxuta */
table.params{min-width:22rem}table.params tr.grp th{background:var(--verde-claro,#e6efe9);color:var(--verde-escuro);text-align:left;font-size:.85rem;padding:.3rem .55rem}
table.grade{margin:.4rem 0}table.grade th.rota{text-align:left;vertical-align:top;background:#f6f8f6;white-space:nowrap;font-size:.85rem}
table.grade tr.ini th,table.grade tr.ini td{border-top:2px solid var(--linha)}
table.grade input.num{width:5.6rem}
details.sec{border:1px solid var(--linha);border-radius:var(--raio);padding:.1rem .8rem;margin:.45rem 0;background:#fff}
details.sec>summary{padding:.45rem 0}details.sec>summary small{color:#6b7a70;font-weight:400}
details.sec[open]>summary{border-bottom:1px solid var(--linha);margin-bottom:.4rem}