/* =====================================================================
   Stransfer — Visual Refresh 1.6 + PWA
   Inspirado na linguagem S-HubAI / SChatUp, preservando o núcleo PHP.
   Paleta: azul Sion #002a3e · azul apoio #01516d · dourado #d69a08
   ===================================================================== */
:root{
  --bg:linear-gradient(135deg,#f8fafc 0%,#edf3f6 52%,#ffffff 100%);
  --bg-solid:#f4f7f9;
  --ink:#0f2233;
  --ink-soft:#294257;
  --muted:#6b7b8b;
  --brand:#002a3e;
  --brand-2:#01516d;
  --brand-3:#0c7b91;
  --gold:#d69a08;
  --gold-soft:#f2bf3c;
  --gold-deep:#a66e00;
  --card:rgba(255,255,255,.9);
  --card-solid:#fff;
  --card-border:rgba(0,42,62,.10);
  --line:#dbe3e8;
  --field:#fff;
  --ok:#157a52;
  --warn:#a76800;
  --err:#b43a36;
  --info:#176ea3;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:22px;
  --shadow-sm:0 4px 12px rgba(0,42,62,.06);
  --shadow:0 14px 32px rgba(0,42,62,.09);
  --shadow-lg:0 28px 60px rgba(0,42,62,.13);
  --glow:0 0 30px rgba(1,81,109,.18);
  --particle:rgba(1,81,109,.30);
  --shape:rgba(1,81,109,.16);
  --footer-bg:rgba(255,255,255,.58);
  --sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --serif:Georgia,"Times New Roman",serif;
  color-scheme:light;
}

.theme-dark{
  --bg:radial-gradient(900px 620px at 18% -10%,rgba(12,123,145,.22),transparent 62%),linear-gradient(135deg,#071521 0%,#0b1d2b 56%,#06111c 100%);
  --bg-solid:#071521;
  --ink:#edf6fa;
  --ink-soft:#d4e4eb;
  --muted:#93a9b6;
  --brand:#0d758b;
  --brand-2:#0f9ab0;
  --brand-3:#34b5c7;
  --gold:#e0a316;
  --gold-soft:#f2c45b;
  --gold-deep:#ffc84d;
  --card:rgba(8,28,42,.88);
  --card-solid:#0a1d2b;
  --card-border:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.12);
  --field:#0b2232;
  --ok:#4fd49a;
  --warn:#f5b843;
  --err:#ff817b;
  --info:#61b7ed;
  --shadow-sm:0 4px 14px rgba(0,0,0,.20);
  --shadow:0 16px 36px rgba(0,0,0,.30);
  --shadow-lg:0 30px 70px rgba(0,0,0,.42);
  --glow:0 0 34px rgba(15,154,176,.20);
  --particle:rgba(52,181,199,.40);
  --shape:rgba(52,181,199,.20);
  --footer-bg:rgba(6,17,28,.55);
  color-scheme:dark;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:15px;
  line-height:1.58;
  overflow-x:hidden;
  transition:background .32s ease,color .24s ease;
  animation:pageIn .48s ease-out both;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-2;
  background:radial-gradient(circle at 78% 18%,rgba(214,154,8,.08),transparent 30%),radial-gradient(circle at 12% 74%,rgba(1,81,109,.08),transparent 32%);
}
@keyframes pageIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

h1,h2,h3{color:var(--ink);font-family:var(--serif);font-weight:600;line-height:1.23;letter-spacing:-.01em}
h1{font-size:clamp(1.55rem,2.7vw,2.05rem);margin:0 0 .6em}
h2{font-size:1.22rem;margin:0 0 .8em}
h3{font-size:1.02rem;margin:1.25em 0 .5em}
p{margin-top:0}
a{color:var(--brand-2);text-underline-offset:3px}
a:hover{color:var(--brand-3)}
code{font-size:.94em}

/* ===== Ambiente animado ===== */
.ui-ambient{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.ui-particle{position:absolute;width:6px;height:6px;border-radius:50%;background:var(--particle);box-shadow:0 0 16px var(--particle);animation:floatParticle 7s ease-in-out infinite}
.ui-particle.p1{top:13%;left:12%}
.ui-particle.p2{top:76%;left:82%;animation-delay:1.1s}
.ui-particle.p3{top:38%;left:67%;animation-delay:2.2s}
.ui-particle.p4{top:63%;left:24%;animation-delay:3.1s}
.ui-particle.p5{top:18%;left:86%;animation-delay:4s}
.ui-particle.p6{top:88%;left:45%;animation-delay:5s}
@keyframes floatParticle{0%,100%{transform:translateY(0) scale(.9);opacity:.35}50%{transform:translateY(-20px) scale(1.1);opacity:.95}}
.ui-shape{position:absolute;border:1px solid var(--shape);border-radius:18px;animation:rotateShape 28s linear infinite}
.ui-shape.s1{width:120px;height:120px;left:5%;top:10%;transform:rotate(18deg)}
.ui-shape.s2{width:92px;height:92px;right:7%;bottom:12%;border-radius:50%;animation-duration:35s;animation-direction:reverse}
.ui-shape.s3{width:64px;height:64px;left:3%;top:52%;transform:rotate(45deg);animation-duration:22s}
@keyframes rotateShape{to{transform:rotate(360deg)}}

/* ===== Topbar ===== */
.topbar{
  position:sticky;
  top:0;
  z-index:50;
  min-height:72px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:10px 24px;
  color:#fff;
  background:linear-gradient(120deg,rgba(0,42,62,.96),rgba(1,81,109,.94));
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 12px 30px rgba(0,42,62,.18);
  backdrop-filter:saturate(120%) blur(14px);
}
.topbar::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:.78}
.brand{display:flex;align-items:center;gap:12px;min-width:max-content}
.brand-mark{display:grid;place-items:center;text-decoration:none;border-radius:14px;transition:transform .2s ease,filter .2s ease}
.brand-mark:hover{transform:translateY(-2px) rotate(-1deg);filter:drop-shadow(0 8px 14px rgba(0,0,0,.18))}
.brand-logo{width:44px;height:44px;border-radius:13px;object-fit:cover;display:block;box-shadow:0 7px 18px rgba(0,0,0,.23)}
.brand-copy{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:var(--serif);font-size:1.35rem;font-weight:700;color:#fff;text-decoration:none;letter-spacing:.25px}
.brand-org{font-size:.62rem;letter-spacing:2.5px;text-transform:uppercase;color:#f0bb42;margin-top:5px}
.topbar-tools{display:flex;align-items:center;gap:8px;margin-left:auto}
.mainnav{display:flex;align-items:center;gap:3px;flex-wrap:wrap}
.mainnav a,.link-btn{position:relative;color:#d8e3e9;text-decoration:none;padding:9px 11px;border-radius:10px;font-size:.88rem;transition:background .18s,color .18s,transform .18s}
.mainnav a:hover,.link-btn:hover{color:#fff;background:rgba(255,255,255,.09);transform:translateY(-1px)}
.mainnav a.on{color:#fff;background:rgba(255,255,255,.08)}
.mainnav a.on::after{content:"";position:absolute;left:18%;right:18%;bottom:2px;height:2px;border-radius:999px;background:var(--gold-soft);box-shadow:0 0 12px rgba(242,191,60,.45)}
.nav-toggle{display:none;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);color:#fff;font-size:1.15rem;border-radius:11px;padding:6px 11px;cursor:pointer}
.inline-form{display:inline}
.link-btn{background:none;border:0;font:inherit;cursor:pointer}

/* ===== Tema ===== */
.theme-switch{display:inline-flex;align-items:center;gap:7px;border:1px solid rgba(255,255,255,.20);background:rgba(255,255,255,.09);color:#fff;padding:7px 10px;border-radius:999px;cursor:pointer;font:inherit;font-size:.78rem;font-weight:600;box-shadow:0 6px 16px rgba(0,0,0,.12);transition:transform .18s,background .18s}
.theme-switch:hover{transform:translateY(-1px);background:rgba(255,255,255,.15)}
.theme-switch__icon{font-size:1rem;line-height:1}
.theme-switch--floating{position:fixed;right:18px;top:18px;z-index:80;color:var(--ink);background:var(--card);border-color:var(--card-border);backdrop-filter:blur(12px);box-shadow:var(--shadow)}
.theme-switch--floating:hover{background:var(--card-solid)}

.container{position:relative;z-index:2;max-width:1120px;margin:0 auto;padding:34px 22px 72px}
.foot{position:relative;z-index:2;text-align:center;color:var(--muted);font-size:.78rem;padding:18px 16px 28px}

/* ===== Componentes / painéis ===== */
.panel,.stat,.auth-card,.ext-card{
  opacity:1;
  transform:none;
}
.panel.is-visible,.stat.is-visible,.auth-card.is-visible,.ext-card.is-visible{
  animation:revealCard .45s ease both;
  animation-delay:var(--delay,0ms);
}
@keyframes revealCard{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:none}}
.panel{
  position:relative;
  overflow:hidden;
  background:var(--card);
  border:1px solid var(--card-border);
  border-radius:var(--radius-lg);
  padding:24px;
  margin:0 0 22px;
  box-shadow:var(--shadow-sm);
  backdrop-filter:saturate(115%) blur(10px);
}
.panel::before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:linear-gradient(180deg,var(--brand-2),var(--gold));opacity:.0;transition:opacity .2s}
.panel:hover{border-color:rgba(1,81,109,.20);box-shadow:var(--shadow)}
.panel:hover::before{opacity:1}
.panel.narrow{max-width:720px}
.panel-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.page-head{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:22px;padding:4px 2px}
.page-head h1{margin:0}
.page-head h1::after{content:"";display:block;width:52px;height:3px;border-radius:999px;background:linear-gradient(90deg,var(--brand-2),var(--gold));margin-top:10px}
.actions,.form-foot,.action-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.empty{color:var(--muted);font-style:italic}
.small{font-size:.84rem}
.muted{color:var(--muted)}
.warn-text{color:var(--warn)}
.center{text-align:center}
.hint{font-size:.76rem;color:var(--muted);font-weight:400;line-height:1.45}

/* estatísticas */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:24px}
.stat{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:18px 17px;box-shadow:var(--shadow-sm);backdrop-filter:blur(9px);transition-delay:var(--delay,0ms)!important}
.stat::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--brand-2),var(--gold))}
.stat::after{content:"";position:absolute;width:70px;height:70px;border-radius:50%;right:-28px;bottom:-34px;background:radial-gradient(circle,rgba(214,154,8,.13),transparent 70%)}
.stat:hover{transform:translateY(-4px)!important;box-shadow:var(--shadow);border-color:rgba(214,154,8,.25)}
.stat .num{display:block;font-family:var(--serif);font-size:1.62rem;color:var(--ink);line-height:1.1;margin-bottom:7px}
.stat .lbl{font-size:.78rem;color:var(--muted)}

/* tabelas */
.table-wrap{overflow-x:auto;border-radius:12px}
table{border-collapse:separate;border-spacing:0;width:100%;font-size:.89rem}
th{text-align:left;color:var(--muted);font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.7px;padding:10px 11px;border-bottom:1px solid var(--line);white-space:nowrap;background:rgba(1,81,109,.035)}
td{padding:11px;border-bottom:1px solid var(--line);vertical-align:middle;background:transparent}
tbody tr{transition:background .16s,transform .16s}
tbody tr:hover{background:rgba(1,81,109,.045)}
tbody tr:last-child td{border-bottom:0}
.small-table{font-size:.82rem}
.ellip{max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.row-actions{white-space:nowrap}
.proto{font-family:var(--serif);letter-spacing:.5px;font-weight:700;text-decoration:none;color:var(--gold-deep)}
.proto.big{font-size:.95em;margin-right:8px}

/* badges */
.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.25px;background:rgba(107,123,139,.13);color:var(--muted);white-space:nowrap;border:1px solid transparent}
.badge.lg{font-size:.78rem;padding:5px 12px}
.badge.ok{background:rgba(21,122,82,.12);color:var(--ok);border-color:rgba(21,122,82,.13)}
.badge.done{background:rgba(214,154,8,.12);color:var(--gold-deep);border-color:rgba(214,154,8,.15)}
.badge.warn{background:rgba(167,104,0,.12);color:var(--warn)}
.badge.off{background:rgba(180,58,54,.11);color:var(--err)}
.badge.muted{background:rgba(107,123,139,.12);color:var(--muted)}

/* formulários */
.stack{display:flex;flex-direction:column;gap:15px}
label{display:flex;flex-direction:column;gap:6px;font-size:.86rem;color:var(--ink-soft);font-weight:650}
input,select,textarea{font:inherit;font-weight:400;color:var(--ink);padding:11px 13px;border:1px solid var(--line);border-radius:11px;background:var(--field);width:100%;transition:border-color .18s,box-shadow .18s,transform .18s}
input::placeholder,textarea::placeholder{color:color-mix(in srgb,var(--muted) 75%,transparent)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(1,81,109,.12)}
textarea{resize:vertical;min-height:92px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:15px}
.check{flex-direction:row;align-items:center;gap:8px;font-weight:450}
.check input{width:auto;accent-color:var(--brand-2)}
.form-foot{margin-top:8px}
.filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:18px}
.filters input,.filters select{width:auto;min-width:150px;flex:1;max-width:340px}

/* botões */
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:7px;font:inherit;font-size:.88rem;font-weight:700;text-decoration:none;text-align:center;color:var(--brand);background:var(--card-solid);border:1px solid rgba(0,42,62,.30);border-radius:11px;padding:9px 16px;cursor:pointer;box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s,filter .18s,background .18s}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow);background:color-mix(in srgb,var(--card-solid) 92%,var(--brand-2) 8%)}
.btn:active{transform:translateY(0)}
.btn.primary{color:#fff;border-color:transparent;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 10px 23px rgba(1,81,109,.23)}
.btn.primary::before{content:"";position:absolute;top:0;bottom:0;left:-110%;width:70%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);transform:skewX(-18deg);transition:left .48s ease}
.btn.primary:hover::before{left:130%}
.btn.primary:hover{filter:brightness(1.06);box-shadow:0 16px 30px rgba(1,81,109,.28)}
.btn.danger{border-color:rgba(180,58,54,.45);color:var(--err);background:transparent}
.btn.danger:hover{background:rgba(180,58,54,.08)}
.btn.sm{padding:5px 11px;font-size:.78rem;border-radius:9px}
.btn.wide{width:100%}
.btn[disabled]{opacity:.48;cursor:not-allowed;transform:none;box-shadow:none}

/* mensagens */
.flash{border-radius:13px;padding:12px 15px;margin-bottom:17px;font-size:.89rem;box-shadow:var(--shadow-sm);animation:flashIn .3s ease-out}
@keyframes flashIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.flash.ok{background:rgba(21,122,82,.10);color:var(--ok);border:1px solid rgba(21,122,82,.22)}
.flash.err{background:rgba(180,58,54,.09);color:var(--err);border:1px solid rgba(180,58,54,.22)}

/* dados de acesso */
.reveal{border-left:4px solid var(--gold);background:linear-gradient(135deg,var(--card),rgba(214,154,8,.055))}
.copy{display:inline-block;background:var(--brand);color:#fff;padding:7px 12px;border-radius:10px;cursor:pointer;word-break:break-all;box-shadow:0 7px 16px rgba(0,42,62,.16);transition:transform .18s,background .18s}
.copy.pw{font-size:1.12rem;letter-spacing:1px}
.copy:hover{background:var(--brand-2);transform:translateY(-1px)}

/* arquivos */
.filelist{list-style:none;margin:0 0 14px;padding:0}
.filelist li{display:flex;align-items:center;gap:12px;padding:11px 4px;border-bottom:1px solid var(--line);flex-wrap:wrap;transition:background .16s}
.filelist li:hover{background:rgba(1,81,109,.035)}
.filelist .fname{flex:1;min-width:160px;word-break:break-word;font-weight:550}
.filelist .fname::before{content:"↔";display:inline-grid;place-items:center;width:26px;height:26px;border-radius:8px;margin-right:9px;color:#fff;background:linear-gradient(135deg,var(--gold-deep),var(--gold-soft));font-size:.8rem;vertical-align:middle;box-shadow:0 5px 11px rgba(214,154,8,.20)}
.filelist .fmeta{color:var(--muted);font-size:.8rem;white-space:nowrap}
.filelist li.gone .fname{text-decoration:line-through;color:var(--muted)}

/* uploader */
.dropzone{position:relative;display:block;border:2px dashed color-mix(in srgb,var(--brand-2) 28%,var(--line));border-radius:var(--radius);background:linear-gradient(135deg,rgba(1,81,109,.025),rgba(214,154,8,.025));text-align:center;padding:34px 18px;cursor:pointer;color:var(--ink-soft);font-weight:450;transition:transform .2s,border-color .2s,background .2s,box-shadow .2s}
.dropzone::before{content:"↔";display:grid;place-items:center;width:54px;height:54px;margin:0 auto 12px;border-radius:16px;background:linear-gradient(135deg,var(--gold-deep),var(--gold-soft));color:#fff;font-size:1.5rem;font-weight:700;box-shadow:0 12px 24px rgba(214,154,8,.22)}
.dropzone:hover,.dropzone.over{border-color:var(--brand-2);background:linear-gradient(135deg,rgba(1,81,109,.07),rgba(214,154,8,.06));transform:translateY(-2px);box-shadow:var(--shadow)}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.upqueue{margin-top:12px}
.upitem{border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-bottom:9px;font-size:.84rem;background:var(--card-solid);box-shadow:var(--shadow-sm)}
.upitem .row{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.upitem .bar{height:7px;background:var(--line);border-radius:999px;margin-top:8px;overflow:hidden}
.upitem .bar span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand-2),var(--gold));border-radius:999px;transition:width .2s}
.upitem.err{border-color:var(--err);color:var(--err)}
.upitem.done .bar span{background:linear-gradient(90deg,var(--ok),#65d49d)}

/* description lists */
.dl{display:grid;grid-template-columns:130px 1fr;gap:7px 15px;margin:0;font-size:.9rem}
.dl dt{color:var(--muted)}
.dl dd{margin:0}
.dl.compact{grid-template-columns:110px 1fr}
.action-row select{width:auto}

/* ===== Autenticação ===== */
.auth-wrap{position:relative;z-index:2;min-height:calc(100vh - 55px);display:flex;align-items:center;justify-content:center;padding:42px 16px}
.auth-card{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--card-border);border-radius:24px;padding:34px 32px;width:100%;max-width:430px;box-shadow:var(--shadow-lg);backdrop-filter:blur(12px)}
.auth-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--brand-2),var(--gold));animation:shimmer 3s ease-in-out infinite}
@keyframes shimmer{0%,100%{opacity:.45}50%{opacity:1}}
.auth-brand{text-align:center;margin-bottom:20px}
.auth-logo{display:block;width:92px;height:92px;object-fit:cover;border-radius:24px;margin:0 auto 13px;box-shadow:0 16px 34px rgba(0,42,62,.20);transition:transform .24s}
.auth-logo:hover{transform:translateY(-3px) rotate(-1deg)}
.auth-name{font-family:var(--serif);font-size:1.78rem;font-weight:700;color:var(--ink)}
.auth-org{font-size:.66rem;letter-spacing:2.7px;text-transform:uppercase;color:var(--gold-deep);margin-top:3px}
.auth-card h1{font-size:1.08rem;text-align:center}
body.bare .foot{display:none}

/* ===== Área externa ===== */
body.external{min-height:100vh;background:radial-gradient(800px 480px at 50% -8%,rgba(15,154,176,.18),transparent 68%),linear-gradient(180deg,#002a3e 0 280px,var(--bg-solid) 280px)}
.theme-dark body.external,body.external.theme-dark{background:radial-gradient(800px 480px at 50% -8%,rgba(15,154,176,.18),transparent 68%),linear-gradient(180deg,#03131e 0 280px,var(--bg-solid) 280px)}
.ext-shell{position:relative;z-index:2;max-width:680px;margin:0 auto;padding:34px 16px 44px}
.ext-head{text-align:center;color:#fff;margin-bottom:24px;animation:extHeadIn .55s ease-out}
@keyframes extHeadIn{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}
.ext-logo{width:92px;height:92px;border-radius:24px;object-fit:cover;display:block;margin:0 auto 12px;box-shadow:0 18px 42px rgba(0,0,0,.28)}
.ext-name{font-family:var(--serif);font-size:2.05rem;font-weight:700;letter-spacing:.4px}
.ext-org{font-size:.68rem;letter-spacing:3px;text-transform:uppercase;color:var(--gold-soft);margin-top:2px}
.ext-tagline{margin:8px 0 0;color:rgba(255,255,255,.72);font-size:.78rem}
.ext-card{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--card-border);border-radius:24px;box-shadow:var(--shadow-lg);backdrop-filter:blur(14px)}
.ext-card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--brand-2),var(--gold))}
.ext-meta{padding:26px 28px 20px;border-bottom:1px solid var(--line);background:linear-gradient(135deg,rgba(1,81,109,.045),rgba(214,154,8,.045))}
.ext-meta h1{font-size:1.36rem;margin:11px 0 13px}
.ext-state{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.ext-state .proto{font-size:.89rem}
.ext-instruction{background:rgba(214,154,8,.10);border-left:3px solid var(--gold);padding:11px 14px;border-radius:0 11px 11px 0;font-size:.9rem;margin-top:16px}
.ext-body{padding:26px 28px 30px}
.ext-foot{text-align:center;color:var(--muted);font-size:.76rem;margin-top:20px;line-height:1.65;padding:12px 16px;border-radius:16px;background:var(--footer-bg);backdrop-filter:blur(8px)}
.conclude{margin-top:20px}

/* linha da Ponte / validade */
.bridge-line{position:relative;height:7px;background:var(--line);border-radius:999px;margin:19px 2px 4px;overflow:visible}
.bridge-line .bl-fill{position:absolute;left:0;top:0;bottom:0;background:linear-gradient(90deg,var(--brand-2),var(--gold));border-radius:999px;box-shadow:0 0 14px rgba(214,154,8,.18)}
.bridge-line .bl-a,.bridge-line .bl-b{position:absolute;top:50%;width:12px;height:12px;border-radius:50%;transform:translateY(-50%);box-shadow:0 0 0 3px var(--card)}
.bridge-line .bl-a{left:-2px;background:var(--brand)}
.bridge-line .bl-b{right:-2px;background:var(--gold)}

/* ===== Responsividade ===== */
@media(max-width:980px){
  .topbar{flex-wrap:wrap}
  .topbar-tools{margin-left:auto}
  .mainnav{order:3;width:100%;justify-content:flex-end}
}
@media(max-width:860px){.cols{grid-template-columns:1fr}.grid3{grid-template-columns:1fr}}
@media(max-width:720px){
  .topbar{padding:9px 14px;min-height:64px}
  .brand-logo{width:40px;height:40px}
  .brand-name{font-size:1.2rem}
  .theme-switch__label{display:none}
  .nav-toggle{display:block}
  .mainnav{display:none;width:100%;flex-direction:column;align-items:stretch;padding:8px 0 4px}
  .mainnav.open{display:flex;animation:navIn .2s ease-out}
  @keyframes navIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
  .mainnav a,.link-btn{padding:11px 10px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;width:100%}
  .mainnav a.on::after{left:10px;right:auto;width:28px;bottom:2px}
  .grid2{grid-template-columns:1fr}
  .dl{grid-template-columns:1fr;gap:0}
  .dl dt{margin-top:9px;font-size:.78rem}
  .ext-meta,.ext-body{padding:21px 19px}
  .container{padding:24px 14px 56px}
  .page-head{flex-direction:column;align-items:flex-start}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .theme-switch--floating{right:12px;top:12px}
}
@media(max-width:460px){
  .stat-grid{grid-template-columns:1fr 1fr;gap:10px}
  .stat{padding:15px 13px}
  .panel{padding:19px;border-radius:18px}
  .auth-card{padding:30px 22px}
  .auth-logo,.ext-logo{width:82px;height:82px;border-radius:22px}
  .ext-name{font-size:1.85rem}
  .actions,.form-foot{width:100%}
  .actions .btn,.form-foot .btn{flex:1}
  .filelist li{align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .panel,.stat,.auth-card,.ext-card{opacity:1;transform:none}
}


/* ===== PWA 1.0 ===== */
[hidden]{display:none!important}
.pwa-install{
  display:inline-flex;align-items:center;gap:7px;border:1px solid rgba(242,191,60,.48);
  background:linear-gradient(135deg,rgba(214,154,8,.20),rgba(242,191,60,.10));color:#fff;
  padding:7px 11px;border-radius:999px;cursor:pointer;font:inherit;font-size:.78rem;font-weight:700;
  box-shadow:0 6px 16px rgba(0,0,0,.12);transition:transform .18s,background .18s,box-shadow .18s
}
.pwa-install:hover{transform:translateY(-1px);background:linear-gradient(135deg,rgba(214,154,8,.34),rgba(242,191,60,.18));box-shadow:0 10px 22px rgba(0,0,0,.16)}
.pwa-install__icon{font-size:1rem;line-height:1;color:var(--gold-soft)}
.floating-tools{position:fixed;right:18px;top:18px;z-index:80;display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.floating-tools .theme-switch,.floating-tools .pwa-install{color:var(--ink);background:var(--card);border-color:var(--card-border);backdrop-filter:blur(12px);box-shadow:var(--shadow)}
.floating-tools .pwa-install__icon{color:var(--gold-deep)}
.floating-tools .theme-switch:hover,.floating-tools .pwa-install:hover{background:var(--card-solid)}

.pwa-dialog{position:fixed;inset:0;z-index:10000;display:grid;place-items:center;padding:20px}
.pwa-dialog__backdrop{position:absolute;inset:0;background:rgba(3,19,30,.62);backdrop-filter:blur(5px)}
.pwa-dialog__card{position:relative;z-index:1;width:min(410px,100%);padding:30px 26px 25px;text-align:center;background:var(--card-solid);color:var(--ink);border:1px solid var(--card-border);border-radius:24px;box-shadow:var(--shadow-lg)}
.pwa-dialog__card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;border-radius:24px 24px 0 0;background:linear-gradient(90deg,var(--brand-2),var(--gold))}
.pwa-dialog__close{position:absolute;right:12px;top:10px;border:0;background:transparent;color:var(--muted);font-size:1.7rem;line-height:1;cursor:pointer;padding:5px 9px;border-radius:10px}
.pwa-dialog__close:hover{background:rgba(1,81,109,.07);color:var(--ink)}
.pwa-dialog__logo{width:78px;height:78px;border-radius:21px;display:block;margin:0 auto 15px;box-shadow:0 14px 30px rgba(0,42,62,.18)}
.pwa-dialog__card h2{margin-bottom:10px}.pwa-dialog__card p{color:var(--muted);margin-bottom:20px}

.pwa-update{position:fixed;left:50%;bottom:18px;z-index:9990;transform:translateX(-50%);width:min(650px,calc(100% - 28px));display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px 17px;background:var(--card-solid);color:var(--ink);border:1px solid var(--card-border);border-left:4px solid var(--gold);border-radius:16px;box-shadow:var(--shadow-lg);animation:pwaSlideUp .32s ease-out}
.pwa-update strong{display:block;font-size:.94rem}.pwa-update span{display:block;color:var(--muted);font-size:.8rem;margin-top:2px}
.pwa-update__actions{display:flex;gap:8px;flex:0 0 auto}
@keyframes pwaSlideUp{from{opacity:0;transform:translate(-50%,18px)}to{opacity:1;transform:translate(-50%,0)}}

@media(max-width:720px){
  .pwa-install__label{display:none}
  .floating-tools{right:12px;top:12px}
  .floating-tools .pwa-install__label{display:inline}
  .pwa-update{align-items:flex-start;flex-direction:column;gap:11px}
  .pwa-update__actions{width:100%}.pwa-update__actions .btn{flex:1}
}
@media(max-width:460px){
  .pwa-dialog__card{padding:27px 20px 21px}
  .pwa-update{bottom:10px}
}