/* OnionTools — layout e componentes (visual limpo, estilo iLovePDF) */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--canvas); color: var(--body);
  font: 400 15px/1.55 var(--font-ui);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
h1, h2, h3, h4 { color: var(--ink); margin: 0; }
p { margin: 0; }
a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg, canvas, video { max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
code, kbd, pre, .mono { font-family: var(--font-mono); font-size: 13px; }
::selection { background: var(--accent-soft); color: var(--ink); }
:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--focus); border-radius: var(--r-sm); }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- Cabeçalho ---------- */
.app-header {
  position: sticky; top: 0; z-index: 40; height: var(--header-h);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--hairline);
}
.header-inner { height: 100%; max-width: 1280px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; gap: 14px; }
.brand { display: flex; align-items: center; gap: 9px; flex: none; }
.brand:hover { text-decoration: none; }
.brand-mark { height: 32px; display: grid; place-items: center; }
.brand-mark img { height: 32px; width: auto; display: block; }
.ot-wordmark { font: 700 21px/1 "Montserrat", var(--font-display); letter-spacing: -.02em; color: var(--wordmark-onion); white-space: nowrap; }
.ot-wordmark b { font-weight: 700; }
.ot-wordmark span { color: var(--wordmark-tools); }
.header-link { gap: 6px; color: var(--body); font-weight: 600; }
.header-link svg { width: 16px; height: 16px; transition: transform .15s; }
.header-link[aria-expanded="true"] svg { transform: rotate(180deg); }
.menu-wrap { position: static; }
.header-search {
  margin-left: auto; width: min(340px, 34vw); height: 38px; min-width: 0;
  display: flex; align-items: center; gap: 10px; padding: 0 8px 0 12px; cursor: text;
  background: var(--surface-2); border: 1px solid transparent; border-radius: var(--r-full);
  color: var(--faint); text-align: left;
}
.header-search:hover { border-color: var(--hairline-strong); }
.header-search i { display: contents; }
.header-search svg { width: 16px; height: 16px; }
.header-search span { flex: 1; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
kbd, .kbd {
  display: inline-flex; align-items: center; min-width: 20px; height: 20px; padding: 0 6px;
  font: 500 11px/1 var(--font-ui); color: var(--mute);
  background: var(--surface); border: 1px solid var(--hairline); border-bottom-width: 2px; border-radius: var(--r-xs);
}

/* Cabeçalho estilo iLovePDF: links diretos em caixa alta */
.app-header { background: var(--surface); backdrop-filter: none; -webkit-backdrop-filter: none; }
.header-inner { max-width: none; padding: 0 28px; gap: 6px; }
.top-nav { display: flex; align-items: stretch; height: 100%; margin-left: 26px; min-width: 0; }
.nav-item { display: inline-flex; align-items: center; gap: 4px; height: 100%; padding: 0 15px; font: 700 13px/1 var(--font-ui); letter-spacing: .02em; text-transform: uppercase; color: var(--ink); background: none; border: 0; cursor: pointer; white-space: nowrap; }
.nav-item:hover { color: var(--accent-ink); text-decoration: none; }
.nav-item.active { color: var(--accent-ink); }
.nav-item svg { width: 15px; height: 15px; transition: transform .15s; }
.nav-item[aria-expanded="true"] { color: var(--accent-ink); }
.nav-item[aria-expanded="true"] svg { transform: rotate(180deg); }
.nav-drop-wrap { position: relative; display: flex; }
.nav-drop { position: absolute; top: calc(100% - 6px); left: 0; min-width: 270px; background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--r-md); box-shadow: var(--shadow-pop); padding: 8px; display: grid; gap: 2px; z-index: 70; animation: fade-in .14s ease-out; }
.nav-drop a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--r-sm); color: var(--ink); font-size: 14px; font-weight: 500; }
.nav-drop a:hover { background: var(--surface-2); text-decoration: none; }
.nav-drop .icon-tile { width: 28px; height: 28px; border-radius: 7px; }
.nav-drop .icon-tile svg { width: 15px; height: 15px; }
.header-right { margin-left: auto; display: flex; align-items: center; gap: 2px; flex: none; }
.header-right .btn-icon svg { width: 19px; height: 19px; }

/* Mega-menu "Todas as ferramentas" */
.mega {
  position: absolute; left: 0; right: 0; top: var(--header-h); z-index: 60;
  background: var(--surface); border-bottom: 1px solid var(--hairline); box-shadow: var(--shadow-pop);
  max-height: calc(100vh - var(--header-h)); overflow-y: auto; animation: fade-in .14s ease-out;
}
.mega-grid { max-width: 1280px; margin: 0 auto; padding: 24px; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 22px 28px; }
.mega-col { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.mega-head { display: flex; align-items: center; gap: 8px; font: 700 13px/1.2 var(--font-ui); color: var(--ink); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 6px; }
.mega-head .icon-tile { width: 26px; height: 26px; border-radius: 7px; }
.mega-link { font-size: 14px; color: var(--body); padding: 4px 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mega-link:hover { color: var(--accent-ink); text-decoration: none; }
@keyframes fade-in { from { opacity: 0; transform: translateY(-4px); } }

/* ---------- Estrutura ---------- */
.main { min-width: 0; padding: 0 24px 56px; }
.container { max-width: 1200px; margin: 0 auto; }
.app-footer { border-top: 1px solid var(--hairline); margin-top: 64px; padding-top: 20px; display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; font-size: 13px; color: var(--mute); }
.app-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
.app-footer a { color: var(--mute); }

/* ---------- Home ---------- */
.hero { text-align: center; padding: 56px 0 28px; display: grid; justify-items: center; gap: 14px; }
.hero h1 { font: 800 clamp(30px, 4.6vw, 48px)/1.1 var(--font-display); letter-spacing: -.03em; max-width: 20ch; }
.hero p.lead { font-size: 17px; color: var(--mute); max-width: 56ch; }
.hero-search { position: relative; width: 100%; max-width: 640px; margin-top: 8px; }
.hero-search input {
  width: 100%; height: 54px; padding: 0 18px 0 48px; font-size: 16px;
  background: var(--surface); color: var(--ink); border: 1px solid var(--hairline-strong); border-radius: var(--r-full);
  box-shadow: 0 6px 24px -14px rgb(15 23 42 / .25);
}
.hero-search input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--focus); }
.hero-search > svg { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); width: 19px; height: 19px; color: var(--faint); pointer-events: none; }
.recent-row { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 6px; font-size: 13px; color: var(--mute); }
.cat-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 8px 0 26px; }
.cat-chips button { height: 36px; padding: 0 16px; border-radius: var(--r-full); border: 1px solid var(--hairline); background: var(--surface); color: var(--body); font: 600 14px/1 var(--font-ui); cursor: pointer; }
.cat-chips button:hover { border-color: var(--hairline-strong); color: var(--ink); }
.cat-chips button.on { background: var(--ink); color: var(--canvas); border-color: var(--ink); }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.tool-card {
  display: flex; flex-direction: column; gap: 8px; padding: 22px;
  background: var(--surface); border: 1px solid transparent; border-radius: var(--r-lg); box-shadow: 0 1px 3px rgb(15 23 42 / .07);
  color: var(--ink); transition: border-color .15s, box-shadow .15s, transform .15s; min-width: 0;
}
.tool-card:hover { text-decoration: none; border-color: var(--accent); box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.tool-card h3 { font: 700 15.5px/1.3 var(--font-display); letter-spacing: -.01em; margin-top: 6px; }
.tool-card p { font-size: 13px; line-height: 1.5; color: var(--mute); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.icon-tile {
  --c: var(--accent);
  width: 40px; height: 40px; flex: none; display: grid; place-items: center; border-radius: var(--r-md);
  color: var(--c); background: color-mix(in srgb, var(--c) 13%, transparent);
}
.icon-tile svg { width: 20px; height: 20px; stroke-width: 1.9; }
.icon-tile.lg { width: 52px; height: 52px; }
.icon-tile.lg svg { width: 26px; height: 26px; }
.cat-imagens { --c: var(--cat-imagens); }
.cat-pdf { --c: var(--cat-pdf); }
.cat-midia { --c: var(--cat-midia); }
.cat-dev { --c: var(--cat-dev); }
.cat-seguranca { --c: var(--cat-seguranca); }
.cat-texto { --c: var(--cat-texto); }
.cat-geradores { --c: var(--cat-geradores); }
.cat-brasil { --c: var(--cat-brasil); }
.cat-calculadoras { --c: var(--cat-calculadoras); }

.page-head { text-align: center; padding: 44px 0 28px; display: grid; gap: 8px; justify-items: center; }
.page-head h1 { font: 800 clamp(28px, 4vw, 40px)/1.15 var(--font-display); letter-spacing: -.025em; }
.page-head p { color: var(--mute); font-size: 16px; max-width: 60ch; }
.section { margin-top: 40px; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.section-head h2 { font: 700 19px/1.25 var(--font-display); }
.empty-state { padding: 48px 20px; text-align: center; color: var(--mute); border: 1px dashed var(--hairline-strong); border-radius: var(--r-lg); }

/* ---------- Página da ferramenta (modo focado) ---------- */
.tool-page { max-width: 1100px; }
.tool-head { text-align: center; padding: 44px 0 30px; display: grid; gap: 12px; justify-items: center; }
.tool-head h1 { font: 800 clamp(30px, 4vw, 44px)/1.12 var(--font-display); letter-spacing: -.025em; display: inline-flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center; }
.tool-head p { color: var(--body); font-size: clamp(16px, 1.6vw, 20px); line-height: 1.5; max-width: 52ch; }
.fav-btn { border: 0; background: none; padding: 4px; cursor: pointer; color: var(--faint); display: inline-grid; place-items: center; border-radius: var(--r-sm); }
.fav-btn svg { width: 20px; height: 20px; }
.fav-btn:hover { color: var(--accent); }
.fav-btn.on svg { fill: var(--accent); color: var(--accent); }
.tool-body { min-height: max(320px, calc(100vh - 330px)); }
.tool-loading { display: flex; align-items: center; gap: 10px; padding: 40px; color: var(--mute); justify-content: center; }
.help { margin-top: 56px; border: 1px solid var(--hairline); border-radius: var(--r-lg); background: var(--surface); }
.help summary, .ot-advanced summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 8px; }
.help summary::-webkit-details-marker, .ot-advanced summary::-webkit-details-marker { display: none; }
.help summary { padding: 14px 18px; font-weight: 600; color: var(--ink); }
.help summary svg { width: 18px; height: 18px; color: var(--mute); }
.help .chev, .ot-advanced .chev { margin-left: auto; transition: transform .15s; }
.help[open] .chev, .ot-advanced[open] .chev { transform: rotate(180deg); }
.help-body { padding: 4px 18px 18px; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; }
.help-body h3 { font: 700 15px/1.3 var(--font-display); margin-bottom: 8px; }
.help-body ol { margin: 0; padding-left: 20px; display: grid; gap: 6px; font-size: 14px; }
.help-body .faq { margin-bottom: 10px; font-size: 14px; }
.help-body .faq p { color: var(--mute); margin-top: 2px; }
.more-tools { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 13.5px; color: var(--mute); justify-content: center; }
.more-tools a { color: var(--body); }
.more-tools a:hover { color: var(--accent-ink); }

/* ---------- Fluxo automático (B.flow) ---------- */
.flow { min-height: 300px; }
/* Envio estilo iLovePDF: só o botão grande + "ou arraste e solte"; arrastar mostra a página inteira como alvo */
.flow-upload { display: grid; justify-items: center; gap: 12px; padding: 8px 20px 48px; }
.flow-drop { color: var(--mute); font-size: 14px; }
body.flow-dragging::before {
  content: "Solte os arquivos aqui"; position: fixed; inset: 10px; z-index: 100; pointer-events: none;
  display: grid; place-items: center; border: 3px dashed var(--accent); border-radius: 22px;
  background: color-mix(in srgb, var(--accent) 12%, var(--canvas)); color: var(--accent-ink);
  font: 800 clamp(22px, 3vw, 34px)/1.2 var(--font-display);
}
.flow-note { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--faint); margin-top: 6px; }
.flow-note svg { width: 14px; height: 14px; }
.flow-work { display: grid; gap: 18px; }
.flow-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; }
.flow-files-chip { display: inline-flex; align-items: center; gap: 8px; padding: 4px 6px 4px 12px; border-radius: var(--r-full); background: var(--surface); border: 1px solid var(--hairline); font-size: 14px; color: var(--ink); max-width: 100%; }
.flow-files-chip > span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 40ch; }
.flow-files-chip svg { width: 16px; height: 16px; color: var(--mute); }
.flow-summary { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--success); background: var(--success-soft); padding: 6px 12px; border-radius: var(--r-full); }
.flow-summary svg { width: 15px; height: 15px; }
.flow-options { display: flex; flex-wrap: wrap; gap: 14px 22px; align-items: flex-end; justify-content: center; }
.flow-action { display: flex; justify-content: center; padding: 8px 0 4px; }
@media (min-height: 720px) { .flow-action { position: sticky; bottom: 12px; z-index: 5; } }
.flow-action .btn[disabled] { opacity: 1; background: var(--surface-3); color: var(--faint); box-shadow: none; }
.flow-done.info { background: var(--info-soft); color: var(--info); }
.flow-working { display: grid; justify-items: center; gap: 10px; padding: 36px 20px; }
.flow-progress { width: min(420px, 100%); display: grid; gap: 8px; text-align: center; }
.flow-stage { color: var(--mute); font-size: 14px; }
.flow-result, .flow-error { display: grid; justify-items: center; text-align: center; gap: 12px; padding: 32px 20px; }
.flow-done { width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; background: var(--success-soft); color: var(--success); }
.flow-done svg { width: 32px; height: 32px; stroke-width: 2.5; }
.flow-title { font: 800 26px/1.2 var(--font-display); letter-spacing: -.02em; }
.flow-sub { color: var(--mute); max-width: 60ch; }
.flow-result .stats { width: min(640px, 100%); }
.flow-again { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.flow-next { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; align-items: center; margin-top: 4px; }
.flow-files { width: min(560px, 100%); text-align: left; border: 1px solid var(--hairline); border-radius: var(--r-md); background: var(--surface); }
.flow-files summary { padding: 10px 14px; cursor: pointer; font-size: 14px; color: var(--body); }
.flow-file-list { max-height: 300px; overflow: auto; padding: 0 8px 8px; }
.flow-file { display: flex; align-items: center; gap: 10px; padding: 6px; font-size: 13.5px; border-top: 1px solid var(--hairline); }
.flow-error .ot-mascot-wrap { margin-bottom: 4px; }

/* Avançado */
.ot-advanced { border: 1px solid var(--hairline); border-radius: var(--r-md); background: var(--surface); }
.ot-advanced summary { padding: 11px 14px; font-size: 14px; font-weight: 600; color: var(--body); }
.ot-advanced summary svg { width: 16px; height: 16px; color: var(--mute); }
.ot-advanced-body { padding: 4px 14px 16px; display: flex; flex-direction: column; gap: 14px; }

/* ---------- UI genérica ---------- */
.panel { background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 18px; min-width: 0; }
.panel.flush { padding: 0; overflow: hidden; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; min-height: 32px; flex-wrap: wrap; }
.panel-title { font: 600 14.5px/1.3 var(--font-ui); color: var(--ink); display: flex; align-items: center; gap: 8px; }
.panel-title svg { width: 17px; height: 17px; color: var(--mute); }
.panel-actions { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

.tool-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-items: start; }
.tool-grid.side { grid-template-columns: minmax(0, 340px) minmax(0, 1fr); }
.tool-grid.side-r { grid-template-columns: minmax(0, 1fr) minmax(0, 340px); }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.stack { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.stack-sm { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.stack-lg { display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.row-between { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; }
.row.nowrap { flex-wrap: nowrap; }
.grow { flex: 1; min-width: 0; }
.muted { color: var(--mute); }
.faint { color: var(--faint); }
.small { font-size: 13px; }
.tiny { font-size: 12px; }
.center { text-align: center; }
.strong { font-weight: 600; color: var(--ink); }
.ink { color: var(--ink); }
.ok { color: var(--success); }
.bad { color: var(--error); }
.divider { height: 1px; background: var(--hairline); margin: 4px 0; border: 0; }
.nums { font-variant-numeric: tabular-nums; }
.break { word-break: break-all; }

.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field-label { font: 550 13px/1.3 var(--font-ui); color: var(--ink); display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.field-label .val { font-weight: 500; color: var(--mute); font-variant-numeric: tabular-nums; }
.field-hint { font-size: 12px; color: var(--mute); }

.input, .select, .textarea {
  width: 100%; min-width: 0; background: var(--surface); color: var(--ink);
  border: 1px solid var(--hairline-strong); border-radius: var(--r-sm);
  transition: border-color .12s, box-shadow .12s;
}
.input, .select { height: 40px; padding: 0 12px; font-size: 14.5px; }
.select { appearance: none; padding-right: 32px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23868990' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 9px center; }
.textarea { padding: 10px 12px; font-size: 14px; line-height: 1.55; resize: vertical; min-height: 120px; display: block; }
.textarea.mono, .input.mono { font-family: var(--font-mono); font-size: 13px; }
.input:hover, .select:hover, .textarea:hover { border-color: var(--faint); }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--focus); }
.input[readonly], .textarea[readonly] { background: var(--surface-2); }
.input.is-invalid, .textarea.is-invalid { border-color: var(--error); }
.input.is-valid { border-color: var(--success); }
.input-group { display: flex; align-items: stretch; }
.input-group .input { border-radius: var(--r-sm) 0 0 var(--r-sm); }
.input-group > .btn { border-radius: 0 var(--r-sm) var(--r-sm) 0; margin-left: -1px; }
input[type="color"].color-input { width: 44px; height: 40px; padding: 3px; border: 1px solid var(--hairline-strong); border-radius: var(--r-sm); background: var(--surface); cursor: pointer; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
input[type="checkbox"], input[type="radio"] { accent-color: var(--accent); width: 16px; height: 16px; margin: 0; }
.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; user-select: none; color: var(--body); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px; height: 40px; padding: 0 16px;
  font: 600 14px/1 var(--font-ui); border-radius: var(--r-sm); border: 1px solid transparent; cursor: pointer;
  white-space: nowrap; transition: background .12s, border-color .12s, color .12s, transform .05s, box-shadow .12s; text-decoration: none !important;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 16px; height: 16px; flex: none; }
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: var(--surface); color: var(--ink); border-color: var(--hairline-strong); }
.btn-secondary:hover { background: var(--surface-2); }
.btn-ghost { background: transparent; color: var(--body); }
.btn-ghost:hover { background: var(--surface-2); color: var(--ink); }
.btn-accent { background: var(--primary); color: var(--on-primary); }
.btn-accent:hover { background: var(--primary-hover); }
.btn-danger { background: var(--surface); color: var(--error); border-color: var(--hairline-strong); }
.btn-danger:hover { background: var(--error-soft); border-color: var(--error); }
.btn-xl { height: 78px; padding: 0 56px; font: 700 22px/1 var(--font-ui); border-radius: 12px; min-width: min(380px, 100%); background: var(--cta); color: var(--on-cta); box-shadow: 0 10px 26px -14px color-mix(in srgb, var(--cta) 80%, transparent); }
.btn-xl:hover { background: var(--cta-hover); }
.btn-xl svg { display: none; }
.btn-lg { height: 52px; padding: 0 30px; font-size: 16px; border-radius: var(--r-md); min-width: min(260px, 100%); }
.btn-lg svg { width: 19px; height: 19px; }
.btn-sm { height: 34px; padding: 0 12px; font-size: 13px; }
.btn-xs { height: 28px; padding: 0 9px; font-size: 12px; gap: 5px; }
.btn-xs svg { width: 14px; height: 14px; }
.btn-icon { width: 40px; padding: 0; }
.btn-sm.btn-icon { width: 34px; }
.btn-block { width: 100%; }
.btn[disabled], .btn.is-loading { opacity: .55; pointer-events: none; }
.btn.is-loading svg { animation: spin 0.9s linear infinite; }

.seg { display: inline-flex; padding: 3px; gap: 2px; background: var(--surface-2); border: 1px solid var(--hairline); border-radius: var(--r-sm); flex-wrap: wrap; max-width: 100%; }
.seg button { height: 32px; padding: 0 12px; border: 0; background: transparent; border-radius: 6px; font-size: 13px; font-weight: 600; color: var(--mute); cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.seg button svg { width: 15px; height: 15px; }
.seg button:hover { color: var(--ink); }
.seg button.on { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgb(0 0 0 / .08), 0 0 0 1px var(--hairline); }

.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--hairline); margin-bottom: 16px; overflow-x: auto; scrollbar-width: none; }
.tabs button { flex: none; height: 40px; padding: 0 14px; border: 0; background: none; color: var(--mute); font-size: 14px; font-weight: 600; cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; display: inline-flex; align-items: center; gap: 7px; }
.tabs button svg { width: 16px; height: 16px; }
.tabs button:hover { color: var(--ink); }
.tabs button.on { color: var(--ink); border-bottom-color: var(--accent); }

.chip { display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 11px; border-radius: var(--r-full); background: var(--surface); color: var(--body); font-size: 12.5px; font-weight: 500; border: 1px solid var(--hairline); }
a.chip:hover { text-decoration: none; border-color: var(--accent); color: var(--accent-ink); }
.chip svg { width: 13px; height: 13px; }
button.chip { cursor: pointer; }
button.chip:hover { border-color: var(--hairline-strong); color: var(--ink); }
button.chip.on { background: var(--accent-soft); color: var(--accent-ink); border-color: transparent; }
.badge { display: inline-flex; align-items: center; gap: 4px; height: 20px; padding: 0 7px; border-radius: var(--r-xs); font-size: 11.5px; font-weight: 600; background: var(--surface-2); color: var(--mute); }
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-warn { background: var(--warning-soft); color: var(--warning); }
.badge-error { background: var(--error-soft); color: var(--error); }
.badge-info { background: var(--info-soft); color: var(--info); }
.badge-accent { background: var(--accent-soft); color: var(--accent-ink); }
.tag { display: inline-flex; align-items: center; gap: 4px; height: 22px; padding: 0 9px; border-radius: var(--r-full); font: 600 11.5px/1 var(--font-ui); }
.tag svg { width: 12px; height: 12px; }
.tag-client { background: var(--success-soft); color: var(--success); }
.tag-api { background: var(--info-soft); color: var(--info); }
.privacy-chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 500; color: var(--success); background: var(--success-soft); padding: 4px 10px; border-radius: var(--r-full); }
.privacy-chip svg { width: 14px; height: 14px; }

.alert { display: flex; gap: 10px; align-items: flex-start; padding: 11px 14px; border-radius: var(--r-md); font-size: 13.5px; line-height: 1.5; background: var(--surface-2); color: var(--body); border: 1px solid var(--hairline); }
.alert svg { width: 17px; height: 17px; flex: none; margin-top: 1px; }
.alert-info { background: var(--info-soft); border-color: transparent; color: var(--ink); }
.alert-info svg { color: var(--info); }
.alert-success { background: var(--success-soft); border-color: transparent; color: var(--ink); }
.alert-success svg { color: var(--success); }
.alert-warn { background: var(--warning-soft); border-color: transparent; color: var(--ink); }
.alert-warn svg { color: var(--warning); }
.alert-error { background: var(--error-soft); border-color: transparent; color: var(--ink); }
.alert-error svg { color: var(--error); }

.dropzone {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; text-align: center;
  padding: 40px 20px; border: 2px dashed var(--hairline-strong); border-radius: var(--r-xl);
  background: var(--surface); color: var(--mute); cursor: pointer; transition: border-color .12s, background .12s;
}
.dropzone:hover { border-color: var(--faint); }
.dropzone.over { border-color: var(--accent); background: var(--accent-soft); }
.dropzone .dz-icon { width: 52px; height: 52px; border-radius: var(--r-md); display: grid; place-items: center; background: var(--primary); color: var(--on-primary); }
.dropzone .dz-icon svg { width: 24px; height: 24px; }
.dropzone strong { color: var(--ink); font-size: 16px; font-weight: 700; }
.dropzone .dz-hint { font-size: 12.5px; }
.dropzone.compact { padding: 14px 16px; flex-direction: row; gap: 12px; text-align: left; border-width: 1.5px; border-radius: var(--r-md); }
.dropzone.compact .dz-icon { width: 36px; height: 36px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.stat { padding: 14px; background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--r-md); min-width: 0; }
.stat-value { font: 700 22px/1.15 var(--font-display); color: var(--ink); font-variant-numeric: tabular-nums; letter-spacing: -.02em; overflow-wrap: anywhere; }
.stat-label { font-size: 12.5px; color: var(--mute); margin-top: 3px; }
.stat.accent .stat-value { color: var(--accent-ink); }

.code-out {
  margin: 0; padding: 12px 14px; background: var(--surface-2); border: 1px solid var(--hairline); border-radius: var(--r-sm);
  font: 450 13px/1.6 var(--font-mono); color: var(--ink); white-space: pre-wrap; word-break: break-word; overflow: auto; max-height: 560px;
}
.code-out.nowrap { white-space: pre; word-break: normal; }

.table-wrap { overflow-x: auto; border: 1px solid var(--hairline); border-radius: var(--r-md); }
.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th, .table td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--hairline); vertical-align: top; }
.table th { font-weight: 600; font-size: 12px; color: var(--mute); background: var(--surface-2); text-transform: uppercase; letter-spacing: .04em; }
.table tr:last-child td { border-bottom: 0; }
.table td.num, .table th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table tfoot td { font-weight: 650; color: var(--ink); background: var(--surface-2); }

.kv { display: grid; grid-template-columns: max-content 1fr; gap: 8px 16px; font-size: 14px; }
.kv dt { color: var(--mute); }
.kv dd { margin: 0; color: var(--ink); font-weight: 500; overflow-wrap: anywhere; }

.thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; }
.thumb { position: relative; background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--r-md); padding: 8px; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.thumb img, .thumb canvas { width: 100%; height: 150px; object-fit: contain; background: var(--surface-2); border-radius: var(--r-xs); display: block; }
.thumb .thumb-name { font-size: 12px; color: var(--mute); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.thumb .thumb-actions { position: absolute; top: 12px; right: 12px; display: flex; gap: 4px; }
.thumb.selected { border-color: var(--accent); box-shadow: 0 0 0 2px var(--focus); }
.sortable-ghost { opacity: .4; }

.checker {
  background-color: var(--checker-a);
  background-image: linear-gradient(45deg, var(--checker-b) 25%, transparent 25%), linear-gradient(-45deg, var(--checker-b) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--checker-b) 75%), linear-gradient(-45deg, transparent 75%, var(--checker-b) 75%);
  background-size: 18px 18px; background-position: 0 0, 0 9px, 9px -9px, -9px 0;
}
.preview { display: grid; place-items: center; border: 1px solid var(--hairline); border-radius: var(--r-md); overflow: hidden; min-height: 220px; }
.preview img, .preview canvas { max-width: 100%; max-height: 560px; display: block; }

.swatch { width: 100%; aspect-ratio: 1.6; border-radius: var(--r-sm); border: 1px solid var(--hairline); cursor: pointer; }
.progress { height: 8px; background: var(--surface-3); border-radius: var(--r-full); overflow: hidden; }
.progress > i { display: block; height: 100%; width: 0; background: var(--accent); border-radius: inherit; transition: width .2s; }

.spinner { width: 18px; height: 18px; border: 2px solid var(--hairline-strong); border-top-color: var(--accent); border-radius: 50%; animation: spin .7s linear infinite; flex: none; }
@keyframes spin { to { transform: rotate(360deg); } }

mark, .hl { background: color-mix(in srgb, var(--accent) 28%, transparent); color: inherit; border-radius: 2px; padding: 0 1px; }
.diff-add { background: color-mix(in srgb, var(--success) 18%, transparent); }
.diff-del { background: color-mix(in srgb, var(--error) 18%, transparent); text-decoration: line-through; text-decoration-color: color-mix(in srgb, var(--error) 50%, transparent); }

/* Sucesso limpo */
.ot-success { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border-radius: var(--r-lg); background: var(--success-soft); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }
.ot-success-icon { width: 40px; height: 40px; border-radius: 50%; flex: none; display: grid; place-items: center; background: var(--surface); color: var(--success); }
.ot-success-icon svg { width: 22px; height: 22px; stroke-width: 2.5; }
.ot-success h3 { font: 700 16px/1.3 var(--font-display); color: var(--ink); }
.ot-success p { font-size: 14px; color: var(--body); margin-top: 2px; }
.ot-success .row { margin-top: 10px; }

/* ---------- Mascote (só carregamento, erro e 404) ---------- */
.ot-mascot-wrap { position: relative; display: inline-grid; place-items: center; }
.ot-mascot-wrap > .ot-mascot-art { display: block; height: auto; }
.ot-mascot-wrap.is-work > .ot-mascot-art { animation: ot-bob 1.6s ease-in-out infinite; }
.ot-mascot-wrap.is-confused > .ot-mascot-art { transform: rotate(-6deg); }
.ot-mascot-gear { position: absolute; top: 2%; right: -6%; width: 30%; color: var(--lavender); animation: spin 2.4s linear infinite; }
.ot-mascot-gear svg { width: 100%; height: auto; stroke-width: 2.2; }
.ot-mascot-q { position: absolute; top: 0; right: -4%; font: 800 clamp(22px, 30%, 46px)/1 var(--font-display); color: var(--lavender); }
@keyframes ot-bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
@media (prefers-reduced-motion: reduce) { .ot-mascot-wrap * { animation: none !important; } }
.tool-loading.mascot { flex-direction: column; gap: 8px; padding: 28px 20px; }
.tool-loading.mascot span:empty { display: none; }

.notfound { display: grid; justify-items: center; text-align: center; gap: 10px; padding: 48px 16px 8px; }
.notfound h1 { font: 800 clamp(26px, 4vw, 36px)/1.15 var(--font-display); letter-spacing: -.02em; }
.notfound p { color: var(--mute); max-width: 46ch; }

.about-sec { padding: 18px 0; border-top: 1px solid var(--hairline); display: grid; gap: 8px; }
.about-sec h2 { font: 700 18px/1.3 var(--font-display); }

.brand-kit { display: grid; gap: 18px; }
.kit-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.kit-tile { display: grid; place-items: center; gap: 12px; padding: 24px 14px 16px; border-radius: var(--r-lg); background: var(--surface); border: 1px solid var(--hairline); text-align: center; }
.ot-lockup { max-width: 100%; height: auto; }
.kit-swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.kit-swatch { border: 1px solid var(--hairline); border-radius: var(--r-md); overflow: hidden; background: var(--surface); cursor: pointer; text-align: left; padding: 0; }
.kit-swatch i { display: block; height: 56px; }
.kit-swatch div { padding: 8px 10px; font-size: 12.5px; }
.kit-swatch strong { display: block; color: var(--ink); font-size: 13px; }

/* ---------- Toast ---------- */
.toasts { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 90; display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; }
.toast { display: flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: var(--r-md); background: var(--ink); color: var(--canvas); font-size: 14px; font-weight: 500; box-shadow: var(--shadow-pop); animation: fade-in .2s ease-out; }
.toast svg { width: 16px; height: 16px; }
.toast.error { background: var(--error); color: #fff; }

/* ---------- Paleta de comandos ---------- */
.cmdk { position: fixed; inset: 0; z-index: 80; display: flex; justify-content: center; align-items: flex-start; padding: 12vh 16px 16px; background: rgb(10 10 12 / .42); backdrop-filter: blur(2px); }
.cmdk-box { width: 100%; max-width: 620px; background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--r-xl); box-shadow: var(--shadow-pop); overflow: hidden; animation: fade-in .14s ease-out; }
.cmdk-input { display: flex; align-items: center; gap: 10px; padding: 0 16px; border-bottom: 1px solid var(--hairline); }
.cmdk-input svg { width: 19px; height: 19px; color: var(--faint); }
.cmdk-input input { flex: 1; height: 56px; border: 0; background: transparent; outline: none; font-size: 16px; color: var(--ink); }
.cmdk-list { max-height: min(56vh, 460px); overflow-y: auto; padding: 8px; }
.cmdk-group { font-size: 11.5px; font-weight: 600; color: var(--faint); text-transform: uppercase; letter-spacing: .06em; padding: 10px 10px 6px; }
.cmdk-item { display: flex; align-items: center; gap: 12px; padding: 8px 10px; border-radius: var(--r-sm); cursor: pointer; color: var(--ink); }
.cmdk-item .icon-tile { width: 32px; height: 32px; border-radius: 8px; }
.cmdk-item .icon-tile svg { width: 16px; height: 16px; }
.cmdk-item p { font-size: 12.5px; color: var(--mute); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cmdk-item strong { font-size: 14px; font-weight: 600; }
.cmdk-item.on { background: var(--surface-2); }
.cmdk-item .enter { opacity: 0; }
.cmdk-item.on .enter { opacity: 1; }

/* ---------- Responsivo ---------- */
@media (max-width: 1240px) { .top-nav .nav-item[data-slug="removedor-de-fundo"] { display: none; } }
@media (max-width: 1100px) { .top-nav > .nav-item[data-slug] { display: none; } }
@media (max-width: 640px) { .top-nav { display: none; } }
@media (max-width: 860px) {
  .tool-grid, .tool-grid.side, .tool-grid.side-r { grid-template-columns: minmax(0, 1fr); }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .header-search { width: 40px; flex: none; padding: 0; justify-content: center; }
  .header-search span, .header-search kbd { display: none; }
}
@media (max-width: 640px) {
  .header-inner { padding: 0 14px; gap: 6px; }
  .ot-wordmark { font-size: 18px; }
  .header-link span { display: none; }
  .header-link { width: 40px; padding: 0; }
  .main { padding: 0 16px 48px; }
  .hero { padding: 32px 0 18px; }
  .recent-row { display: none; }
  .cat-chips { flex-wrap: nowrap; overflow-x: auto; justify-content: flex-start; margin: 4px -16px 18px; padding: 0 16px 4px; scrollbar-width: none; }
  .cat-chips::-webkit-scrollbar { display: none; }
  .cat-chips button { flex: none; }
  .tool-head { padding: 26px 0 18px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: minmax(0, 1fr); }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .tool-card { padding: 14px; }
  .tool-card p { display: none; }
  .panel { padding: 14px; }
  .kv { grid-template-columns: 1fr; gap: 2px 0; }
  .kv dd { margin-bottom: 8px; }
  .flow-upload { padding: 36px 16px 40px; }
  .btn-xl { height: 64px; font-size: 19px; padding: 0 28px; }
  .header-inner { padding: 0 12px; }
  .mega-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 16px; }
}
@media print {
  .app-header, .help, .more-tools, .app-footer { display: none !important; }
}