/* Tema único do gateway: /gate e /security. Sem fontes ou recursos externos. */
:root{
  --bg:#060911;--panel-a:rgba(20,29,50,.82);--panel-b:rgba(12,18,32,.82);
  --line:rgba(147,163,196,.14);--line-strong:rgba(147,163,196,.28);
  --text:#e9eefb;--muted:#96a2bd;--accent:#6ea8ff;--accent-2:#a779ff;
  --ok:#34d399;--bad:#fb7185;--radius:18px;--shadow:0 26px 60px -32px rgba(2,6,16,.95);
  /* Botoes e controles: quadrados de cantos suaves, nunca ovais. */
  --radius-btn:12px;--radius-sm:10px;--radius-tag:8px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;min-height:100vh;padding:32px 16px;color:var(--text);background-color:var(--bg);
  font:16px/1.6 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background-image:radial-gradient(58rem 40rem at 10% -12%,rgba(110,168,255,.18),transparent 62%),
    radial-gradient(46rem 34rem at 94% 4%,rgba(167,121,255,.15),transparent 60%);
  background-attachment:fixed;
}
main.shell{width:100%;max-width:880px;margin:0 auto}
/* A página administrativa tem tabelas largas; as outras continuam estreitas e centradas. */
body.admin main.shell{max-width:1040px}
h1{margin:0 0 4px;font-size:clamp(1.55rem,4vw,2rem);font-weight:600;letter-spacing:-.02em}
h2{margin:0 0 4px;font-size:1.1rem;font-weight:600;letter-spacing:-.01em}
p{line-height:1.6}
.muted{color:var(--muted)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.brand{display:grid;place-items:center;width:60px;height:60px;margin:0 0 16px;border-radius:16px;
  color:#cfe0ff;background:linear-gradient(145deg,rgba(110,168,255,.24),rgba(167,121,255,.2));
  border:1px solid var(--line-strong);box-shadow:inset 0 1px 0 rgba(255,255,255,.1)}
.brand svg{width:30px;height:30px}

/* ---------- Entrada da verificação ---------- */
body.gate{display:flex;align-items:center;justify-content:center}
body.gate main.shell{max-width:430px;display:flex;flex-direction:column;align-items:center;gap:18px;
  text-align:center;padding:38px 30px 34px;border-radius:20px;border:1px solid var(--line);
  background:linear-gradient(180deg,var(--panel-a),var(--panel-b));box-shadow:var(--shadow);backdrop-filter:blur(14px)}
body.gate .brand,body.gate h1,body.gate p{margin:0}

.stage{position:relative;width:min(264px,68vw);aspect-ratio:1}
.stage video{position:absolute;inset:11px;width:calc(100% - 22px);height:calc(100% - 22px);border-radius:50%;
  object-fit:cover;transform:scaleX(-1);background:#05080f;box-shadow:0 0 0 1px rgba(255,255,255,.07) inset}
.ring{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg);overflow:visible}
.ring circle{fill:none;stroke-width:4;stroke-linecap:round}
.ring-track{stroke:rgba(148,163,184,.17)}
.ring-bar{stroke:url(#ringGradient);opacity:0;transition:stroke-dashoffset .12s linear,opacity .2s ease}
.stage.holding .ring-bar,.stage.pass .ring-bar{opacity:1}
.stage.pass .ring-bar{stroke:var(--ok)}
.cue{position:absolute;top:50%;margin-top:-15px;color:var(--accent);opacity:0;transition:opacity .2s ease}
.cue svg{display:block;width:30px;height:30px;filter:drop-shadow(0 0 10px rgba(110,168,255,.6))}
.cue-left{left:-28px}
.cue-right{right:-28px}
.stage[data-pose=left] .cue-left{opacity:1;animation:nudge-left 1.1s ease-in-out infinite}
.stage[data-pose=right] .cue-right{opacity:1;animation:nudge-right 1.1s ease-in-out infinite}
@keyframes nudge-left{0%,100%{transform:translateX(0)}50%{transform:translateX(-7px)}}
@keyframes nudge-right{0%,100%{transform:translateX(0)}50%{transform:translateX(7px)}}

#status{font-size:1.02rem;font-weight:600;letter-spacing:-.01em}
#status[data-tone=bad]{color:var(--bad)}
#status[data-tone=ok]{color:var(--ok)}
.ask{display:flex;flex-direction:column;gap:14px;align-items:center}
.ask form{margin:0;width:100%}
#code-input{width:100%;max-width:260px;margin:0 auto;text-align:center;font-size:1.3rem;letter-spacing:.28em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
#code-note[data-tone=bad],#device-note[data-tone=bad]{color:var(--bad)}
#device-input{width:100%;max-width:300px;margin:0 auto;text-align:center}
.codes{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:18px 0}
.codes code{text-align:center;font-size:1rem;letter-spacing:.12em;padding:10px}
.enrol{display:flex;gap:22px;flex-wrap:wrap;align-items:flex-start;margin:18px 0}
.enrol>div{flex:1;min-width:250px}
.qr{padding:12px;background:#fff;border-radius:14px;line-height:0}
.qr svg{display:block;width:200px;height:200px}
/* Botao logo abaixo de uma caixa de texto: a linha de acoes precisa do proprio respiro. */
.ask .row{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin:16px 0 0}
.spinner{width:42px;height:42px;border-radius:50%;border:3px solid rgba(148,163,184,.18);
  border-top-color:var(--accent);animation:spin .9s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Botões e formulários ---------- */
button{font:inherit;font-weight:600;color:#08101f;border:0;border-radius:var(--radius-btn);padding:13px 24px;cursor:pointer;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 12px 26px -14px rgba(110,168,255,.95);
  transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease}
button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 18px 32px -16px rgba(110,168,255,1)}
button:active:not(:disabled){transform:translateY(0)}
button:disabled{opacity:.55;cursor:wait}
button.ghost{background:none;color:var(--text);border:1px solid var(--line-strong);box-shadow:none}
button.ghost:hover:not(:disabled){background:rgba(148,163,184,.12)}
form{margin:16px 0 0}
label{display:block;margin:14px 0;color:var(--muted);font-size:.92rem}
input[type=password],input[type=text],input[type=number]{display:block;width:100%;margin:6px 0 0;padding:11px 13px;
  font:inherit;color:var(--text);background:rgba(7,11,20,.72);border:1px solid var(--line-strong);border-radius:12px}
input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(110,168,255,.18)}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent)}
label.option{display:flex;align-items:center;gap:10px;margin:8px 0;padding:11px 13px;color:var(--text);font-size:1rem;
  background:rgba(7,11,20,.5);border:1px solid var(--line);border-radius:12px;cursor:pointer}
label.option:hover{border-color:var(--line-strong)}

button.small{padding:9px 16px;font-size:.88rem;border-radius:var(--radius-sm)}

/* ---------- Menu do cofre ---------- */
body.home main.shell{max-width:620px}
.lead{margin:10px 0 24px}
/* Uma coluna: as areas sao poucas e ficam mais legiveis empilhadas, em qualquer largura. */
.menu{display:grid;gap:14px}
.tile{display:flex;align-items:flex-start;gap:16px;padding:20px;color:var(--text);
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--panel-a),var(--panel-b));box-shadow:var(--shadow);
  transition:transform .15s ease,border-color .15s ease}
a.tile:hover{transform:translateY(-2px);border-color:var(--line-strong);text-decoration:none}
.tile-icon{display:grid;place-items:center;flex:0 0 auto;width:44px;height:44px;border-radius:var(--radius-btn);
  color:#cfe0ff;background:linear-gradient(145deg,rgba(110,168,255,.24),rgba(167,121,255,.2));
  border:1px solid var(--line-strong)}
.tile-icon svg{width:23px;height:23px}
.tile-text{display:flex;flex-direction:column;gap:5px;min-width:0}
.tile-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tile-text strong{font-size:1.02rem;letter-spacing:-.01em}
.tile-text .muted{font-size:.9rem;line-height:1.45}
.tile-text .tag{margin:0}
/* Área ainda não disponível: continua visível, sem parecer clicável. */
.tile--off{opacity:.62;cursor:default;box-shadow:none}
.tile--off .tile-icon{color:var(--muted);background:rgba(148,163,184,.1)}
.homebar{display:flex;justify-content:flex-end;margin:22px 0 0}
.homebar form{margin:0}

/* ---------- Página Security ---------- */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:0 0 22px}
.topbar form{margin:0}
.nav{display:flex;gap:18px;flex-wrap:wrap;margin:0;font-size:.93rem}
/* Abas: links normais, uma seção por vez. Sem JavaScript e sem rolagem longa. */
.tabs{display:flex;gap:4px;flex-wrap:wrap;margin:0 0 18px;padding:5px;border:1px solid var(--line);
  border-radius:14px;background:rgba(7,11,20,.5)}
.tabs a{display:flex;align-items:center;gap:7px;padding:9px 17px;font-size:.9rem;font-weight:600;
  color:var(--muted);border-radius:var(--radius-sm);white-space:nowrap;transition:background .15s ease,color .15s ease}
.tabs a:hover{color:var(--text);background:rgba(148,163,184,.12);text-decoration:none}
.tabs a[aria-current]{color:#08101f;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 10px 22px -14px rgba(110,168,255,.95)}
.tabs .count{padding:1px 8px;font-size:.76rem;color:var(--text);background:rgba(148,163,184,.2);border-radius:var(--radius-tag)}
.tabs a[aria-current] .count{color:#08101f;background:rgba(255,255,255,.45)}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.card-head h2{margin:0}
.card-head form{margin:0}
.pager{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:16px 0 0;font-size:.88rem;color:var(--muted)}
.pager a{padding:7px 15px;color:var(--text);border:1px solid var(--line-strong);border-radius:var(--radius-sm)}
.pager a:hover{background:rgba(148,163,184,.12);text-decoration:none}

/* ---------- Modais ---------- */
dialog{width:100%;max-width:min(580px,92vw);padding:0;border:0;background:none;color:var(--text)}
dialog::backdrop{background:rgba(3,6,14,.72)}
.modal-body{padding:24px;border:1px solid var(--line-strong);border-radius:var(--radius);
  background:linear-gradient(180deg,#141d31,#0d1526);box-shadow:0 40px 90px -40px #000}
.modal-body>*:first-child{margin-top:0}
.modal-actions{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0 0}
button.danger{color:#2a0910;background:linear-gradient(135deg,#fb7185,#f0936c);box-shadow:0 12px 26px -14px rgba(251,113,133,.9)}
button.ghost.danger{color:var(--bad);background:none;border-color:rgba(251,113,133,.45);box-shadow:none}
button.ghost.danger:hover:not(:disabled){background:rgba(251,113,133,.12)}
/* Botões soltos e formulários na mesma célula: sem a margem padrão eles ficam na mesma linha. */
.row-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row-actions form{margin:0}
/* Formularios empilhados no mesmo cartao: os botoes nao podem encostar um no outro. */
.card form+form,.modal-body form+form{margin-top:14px}
label+button,.grid+button,p+button{margin-top:8px}
.tag{margin-left:6px;padding:2px 8px;font-size:.74rem;font-weight:600;color:#cfe0ff;white-space:nowrap;
  background:rgba(110,168,255,.14);border:1px solid rgba(110,168,255,.32);border-radius:var(--radius-tag)}
.card{margin:18px 0;padding:22px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--panel-a),var(--panel-b));box-shadow:var(--shadow)}
.card>*:first-child{margin-top:0}
.card>*:last-child{margin-bottom:0}
.card--auth{margin:26px 0}
body.auth main.shell{max-width:470px;text-align:center}
body.auth .brand{margin-left:auto;margin-right:auto}
body.auth .nav{justify-content:center}
body.auth .card{text-align:left}
.grid{display:grid;gap:0 16px;grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.notice{margin:0 0 18px;padding:12px 15px;border-radius:12px;color:#dde8ff;
  background:rgba(110,168,255,.12);border:1px solid rgba(110,168,255,.32)}
code{padding:2px 7px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em;
  overflow-wrap:anywhere;background:rgba(7,11,20,.8);border:1px solid var(--line);border-radius:8px}
.table{margin:16px 0;overflow:auto;border:1px solid var(--line);border-radius:14px}
table{width:100%;border-collapse:collapse;font-size:.86rem}
td,th{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
td.wrap{white-space:normal;min-width:130px}
th{color:var(--muted);font-weight:600}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:rgba(148,163,184,.06)}
td button{padding:8px 14px;font-size:.84rem;border-radius:var(--radius-sm)}

@media (max-width:640px){
  body{padding:20px 14px}
  .card{padding:18px}
  /* Tela estreita: a barra de abas rola na horizontal em vez de virar várias linhas. */
  .tabs{flex-wrap:nowrap;overflow-x:auto;border-radius:16px;scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .spinner{border-style:dotted}
}