:root{--bg:#f6f8fc;--card:#fff;--ink:#101525;--muted:#697386;--line:#e4e8f0;--blue:#2563eb;--violet:#7c3aed;--navy:#0b1020;--soft:#eef4ff;--r:22px;--shadow:0 20px 60px rgba(20,35,70,.09)}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.shell{width:min(calc(100% - 32px),1160px);margin:auto}.topbar{background:rgba(255,255,255,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;color:inherit;text-decoration:none}.logo{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--violet));box-shadow:0 8px 18px rgba(37,99,235,.25)}.logo svg{width:19px;fill:#fff}.brand strong{display:block;line-height:1;font-size:.96rem}.brand small{display:block;color:var(--muted);font-size:.7rem;margin-top:4px}.status{display:flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;padding:7px 11px;border-radius:999px;color:var(--muted);font-size:.75rem;font-weight:700}.status i{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px #dcfce7}.hero{padding:70px 0 38px}.tag,.panel-title span,.section-head span{font-size:.68rem;letter-spacing:.13em;font-weight:900;color:var(--blue)}.hero h1{font-size:clamp(2.8rem,7vw,5.7rem);line-height:.96;letter-spacing:-.065em;margin:13px 0 20px;max-width:1000px}.hero h1 span{background:linear-gradient(100deg,var(--blue),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{max-width:760px;color:var(--muted);font-size:clamp(1rem,2vw,1.16rem);margin:0}.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:26px}.panel-title{display:flex;justify-content:space-between;align-items:flex-start}.panel-title h2,.section-head h2{margin:3px 0 0;font-size:1.55rem;letter-spacing:-.035em}.preset-panel{margin-bottom:16px}.preset-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;margin-top:20px}.preset-select>span,.preset-info>span{display:block;color:var(--muted);font-size:.75rem;font-weight:750;margin-bottom:7px}.preset-select select{width:100%;height:54px;border:1px solid var(--line);border-radius:13px;background:#fbfcff;padding:0 14px;color:var(--ink);font:inherit;font-weight:750;outline:none}.preset-select select:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(37,99,235,.1)}.preset-info{padding:12px 14px;border-radius:13px;background:#f7f9fd;border:1px solid var(--line)}.preset-info p{margin:0;color:var(--muted);font-size:.82rem}.mode-switch{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0}.mode-btn{border:1px solid var(--line);background:#fff;color:var(--muted);min-height:56px;border-radius:15px;padding:0 16px;text-align:left;font-weight:850;cursor:pointer;transition:.18s}.mode-btn span{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:#f0f3f9;margin-right:8px;color:var(--blue);font-size:.7rem}.mode-btn.active{background:var(--navy);border-color:var(--navy);color:#fff;box-shadow:0 12px 28px rgba(11,16,32,.16)}.mode-btn.active span{background:rgba(255,255,255,.12);color:#fff}.workspace{display:grid;grid-template-columns:1.45fr .55fr;gap:16px}.clear{border:1px solid var(--line);background:#fff;color:var(--muted);min-height:40px;padding:0 14px;border-radius:10px;font-weight:750;cursor:pointer}.clear:hover{color:var(--blue);border-color:#b9cdfc}.unit-selector{display:flex;gap:8px;margin-top:22px}.unit-selector button{height:40px;min-width:60px;border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:10px;font-weight:900;cursor:pointer}.unit-selector button.active{background:linear-gradient(135deg,var(--blue),var(--violet));border-color:transparent;color:#fff}.hidden{display:none!important}.dimensions{display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:12px;margin-top:28px}.dimensions label>span,.ppi-field>span,.quick>span{display:block;color:var(--muted);font-size:.78rem;font-weight:750;margin-bottom:7px}.cross{padding-bottom:18px;color:#a7b0c0;font-size:1.35rem}.field{height:62px;border:1px solid var(--line);border-radius:14px;display:flex;align-items:center;background:#fbfcff;transition:.18s}.field:focus-within{border-color:var(--blue);box-shadow:0 0 0 4px rgba(37,99,235,.1);background:#fff}.field input{border:0;outline:0;background:transparent;width:100%;min-width:0;padding:0 15px;font:800 1.22rem/1 inherit;color:var(--ink)}.field input::placeholder{color:#bcc4d0}.field b{padding:0 15px;color:#8a94a5;font-size:.7rem;letter-spacing:.08em}.ppi-row{display:grid;grid-template-columns:180px 1fr;gap:20px;align-items:end;margin-top:20px}.quick>div{display:flex;flex-wrap:wrap;gap:7px}.quick button{height:42px;min-width:50px;border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:10px;font-weight:800;cursor:pointer}.quick button:hover{border-color:#b9cdfc;color:var(--blue)}.quick button.active{background:var(--navy);border-color:var(--navy);color:#fff}.error{min-height:20px;margin:10px 0 -4px;color:#dc2626;font-weight:700;font-size:.82rem}.preview-panel{display:flex;flex-direction:column}.ratio-stage{min-height:205px;margin-top:20px;border:1px dashed #cdd5e1;border-radius:16px;background:linear-gradient(45deg,#f8faff 25%,transparent 25%),linear-gradient(-45deg,#f8faff 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#f8faff 75%),linear-gradient(-45deg,transparent 75%,#f8faff 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0;display:grid;place-items:center;padding:24px}.ratio-box{width:72%;aspect-ratio:16/9;max-height:145px;border:2px solid var(--blue);background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(124,58,237,.12));border-radius:8px;display:grid;place-items:center;box-shadow:0 10px 28px rgba(37,99,235,.13);transition:aspect-ratio .25s ease}.ratio-box span{font-size:.72rem;font-weight:900;color:var(--blue)}.format-info{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.format-info>div{border:1px solid var(--line);background:#fbfcff;border-radius:12px;padding:11px 12px;min-width:0}.format-info span{display:block;color:var(--muted);font-size:.68rem;font-weight:750}.format-info strong{display:block;margin-top:3px;font-size:.9rem;overflow-wrap:anywhere}.px-total{margin-top:16px}.px-total span{display:block;color:var(--muted);font-size:.74rem}.px-total strong{display:block;font-size:1.25rem;margin-top:2px}.results-section{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--shadow)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px}.section-head p{margin:0;color:var(--muted);font-size:.8rem;text-align:right}.results{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:22px}.result{border:1px solid var(--line);border-radius:17px;padding:18px;min-width:0}.result.featured{border-color:#bfd0ff;background:linear-gradient(145deg,#f7faff,#f4f0ff)}.unit-icon{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:var(--soft);color:var(--blue);font-weight:900;font-size:.75rem}.result-name{margin:9px 0 14px;font-weight:850}.line{padding:9px 0;border-top:1px solid var(--line)}.line span{display:block;color:var(--muted);font-size:.7rem}.line strong{display:block;font-size:1.05rem;margin-top:1px;overflow-wrap:anywhere}.pair{border-top:1px dashed #ccd3df;padding-top:11px;margin-top:4px;color:var(--blue);font-weight:850;font-size:.8rem;overflow-wrap:anywhere}.px-results{margin-top:22px}.px-hero-result{border-radius:20px;padding:28px;background:linear-gradient(135deg,var(--navy),#1f2d50);color:#fff;box-shadow:0 18px 40px rgba(11,16,32,.18)}.px-hero-result>span{display:block;color:#a9b7d3;font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900}.px-hero-result strong{display:block;margin-top:6px;font-size:clamp(2rem,6vw,4.4rem);line-height:1;letter-spacing:-.045em;overflow-wrap:anywhere}.px-hero-result small{display:block;margin-top:12px;color:#cbd5e7}.formula{margin:18px 0 55px;border:1px solid var(--line);border-radius:16px;background:#fff;padding:17px 20px}.formula summary{font-weight:800;cursor:pointer}.formula>div{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}.formula code{padding:11px;background:#f5f7fb;border-radius:9px;color:var(--muted);font-size:.78rem}footer{border-top:1px solid var(--line);background:#fff}footer .shell{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:15px}footer .shell>div{display:flex;align-items:center;gap:12px}footer span{color:var(--muted);font-size:.78rem}.version{border:1px solid var(--line);background:#f7f9fc;padding:6px 9px;border-radius:8px;color:var(--muted);font-size:.72rem}:focus-visible{outline:3px solid #93b4ff;outline-offset:3px}
@media(max-width:900px){.workspace{grid-template-columns:1fr}.preview-panel{min-height:0}.results{grid-template-columns:1fr 1fr}.formula>div{grid-template-columns:1fr 1fr}.preset-grid{grid-template-columns:1fr}}
@media(max-width:620px){.shell{width:calc(100% - 20px)}.nav{min-height:62px}.hero{padding:45px 0 28px}.hero h1{font-size:clamp(2.6rem,13vw,4.2rem)}.status{display:none}.panel,.results-section{padding:19px;border-radius:18px}.mode-switch{grid-template-columns:1fr}.dimensions{grid-template-columns:1fr}.cross{display:none}.ppi-row{grid-template-columns:1fr}.results{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-direction:column}.section-head p{text-align:left}.formula>div{grid-template-columns:1fr}footer .shell{align-items:flex-start;justify-content:center;flex-direction:column;padding:16px 0}footer .shell>div{align-items:flex-start;flex-direction:column;gap:3px}.format-info{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* v1.0.3 — prioridade visual para o resultado */
.results-section{
  position:relative;
  margin-top:18px;
  margin-bottom:18px;
  padding:30px;
  border:1px solid #b9cdfc;
  background:
    radial-gradient(circle at 100% 0, rgba(124,58,237,.10), transparent 30%),
    radial-gradient(circle at 0 100%, rgba(37,99,235,.08), transparent 34%),
    #fff;
  box-shadow:0 24px 70px rgba(37,99,235,.12);
}
.results-section::before{
  content:"";
  position:absolute;
  left:0;
  top:28px;
  bottom:28px;
  width:4px;
  border-radius:999px;
  background:linear-gradient(180deg,var(--blue),var(--violet));
}
.section-head{
  align-items:flex-start;
}
.section-head>div>span{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 9px;
  border-radius:999px;
  background:#eef4ff;
  color:var(--blue);
}
.section-head h2{
  font-size:clamp(1.9rem,4vw,3.1rem);
  margin-top:9px;
}
.section-head p{
  max-width:420px;
  padding:10px 13px;
  border-radius:12px;
  background:#f7f9fd;
  border:1px solid var(--line);
}
.results{
  margin-top:26px;
}
.result{
  padding:22px;
  box-shadow:0 10px 24px rgba(16,21,37,.04);
}
.result.featured{
  border:2px solid var(--blue);
  background:linear-gradient(145deg,#f7faff,#f2edff);
  box-shadow:0 16px 34px rgba(37,99,235,.12);
}
.result .line strong{
  font-size:clamp(1.15rem,2.4vw,1.55rem);
}
.px-hero-result{
  padding:34px;
}
.px-hero-result strong{
  font-size:clamp(2.5rem,8vw,5.4rem);
}
.workspace{
  margin-bottom:0;
}
.preview-panel{
  opacity:.96;
}
@media(max-width:620px){
  .results-section{
    padding:21px 18px 20px 22px;
  }
  .results-section::before{
    top:20px;
    bottom:20px;
  }
  .section-head p{
    width:100%;
  }
}


/* v1.0.7 — preview após resultado e visualização retrato/paisagem */
.workspace{
  grid-template-columns:1fr;
}

.preview-section{
  margin-top:18px;
  box-shadow:var(--shadow);
}

.preview-title-row{
  align-items:flex-end;
}

.preview-title-row>p{
  margin:0;
  color:var(--muted);
  font-size:.82rem;
  text-align:right;
}

.preview-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:22px;
}

.preview-card{
  border:1px solid var(--line);
  border-radius:18px;
  padding:18px;
  background:#fbfcff;
  min-width:0;
}

.preview-card-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
}

.preview-card-head>div{
  min-width:0;
}

.orientation-kicker{
  display:block;
  color:var(--blue);
  font-size:.66rem;
  font-weight:900;
  letter-spacing:.12em;
}

.preview-card-head strong{
  display:block;
  margin-top:4px;
  font-size:1.2rem;
  letter-spacing:-.02em;
}

.preview-card-head small{
  color:var(--muted);
  text-align:right;
  font-size:.72rem;
  max-width:180px;
}

.ratio-stage-dual{
  min-height:230px;
  margin-top:16px;
}

.ratio-stage-dual .ratio-box{
  width:auto;
  max-width:72%;
  max-height:160px;
}

.portrait-box{
  height:145px;
  width:auto!important;
}

.landscape-box{
  width:72%!important;
  height:auto;
}

.preview-dimensions{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:14px;
  padding-top:12px;
  border-top:1px solid var(--line);
}

.preview-dimensions span{
  color:var(--muted);
  font-size:.72rem;
}

.preview-dimensions strong{
  font-size:.9rem;
}

.preview-summary{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
  margin-top:16px;
}

.preview-summary>div{
  border:1px solid var(--line);
  background:#fff;
  border-radius:12px;
  padding:12px 13px;
  min-width:0;
}

.preview-summary span{
  display:block;
  color:var(--muted);
  font-size:.68rem;
  font-weight:750;
}

.preview-summary strong{
  display:block;
  margin-top:3px;
  font-size:.92rem;
  overflow-wrap:anywhere;
}

@media(max-width:760px){
  .preview-title-row{
    align-items:flex-start;
    flex-direction:column;
  }

  .preview-title-row>p{
    text-align:left;
  }

  .preview-grid{
    grid-template-columns:1fr;
  }

  .preview-summary{
    grid-template-columns:1fr;
  }

  .ratio-stage-dual{
    min-height:200px;
  }
}

/* v1.1.1 — centralização robusta dos textos dentro dos previews */
.ratio-stage-dual{
  overflow:hidden;
  container-type:inline-size;
}

.ratio-stage-dual .ratio-box{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  min-width:0;
  min-height:0;
  padding:clamp(6px,2cqi,14px);
  overflow:hidden;
}

.ratio-stage-dual .ratio-box span{
  display:block;
  width:100%;
  max-width:100%;
  margin:0;
  color:var(--blue);
  font-size:clamp(.58rem,3.2cqi,.82rem);
  font-weight:900;
  line-height:1.15;
  text-align:center;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.portrait-box{
  min-width:72px;
}

.preview-dimensions strong{
  min-width:0;
  text-align:right;
  line-height:1.25;
  overflow-wrap:anywhere;
}

@media(max-width:420px){
  .ratio-stage-dual{
    min-height:180px;
    padding:18px;
  }

  .ratio-stage-dual .ratio-box span{
    font-size:clamp(.54rem,3.8cqi,.72rem);
  }

  .preview-dimensions{
    align-items:flex-start;
    flex-direction:column;
    gap:4px;
  }

  .preview-dimensions strong{
    text-align:left;
  }
}

/* v1.1.2 — composição vertical das dimensões no preview retrato */
.ratio-stage-dual .portrait-box span{
  width:auto;
  line-height:1.2;
  white-space:pre-line;
  overflow:visible;
  text-overflow:clip;
}

/* v1.2.0 — produtividade, unidades CSS e compartilhamento */
.panel-actions,.result-actions{display:flex;align-items:center;gap:8px}.panel-actions{flex-wrap:wrap;justify-content:flex-end}.proportion-panel,.utility-settings{display:flex;align-items:end;gap:18px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}.proportion-panel>label:first-child{min-width:190px}.proportion-panel label>span,.utility-settings label>span{display:block;color:var(--muted);font-size:.75rem;font-weight:750;margin-bottom:7px}.proportion-panel select,.utility-settings select{height:44px;border:1px solid var(--line);border-radius:11px;background:#fff;padding:0 36px 0 12px;color:var(--ink);font:inherit;font-weight:750}.lock-ratio{display:flex!important;align-items:center;gap:9px;min-height:44px;cursor:pointer}.lock-ratio input{width:18px;height:18px;accent-color:var(--blue)}.lock-ratio span{margin:0!important}.utility-settings{background:#f8faff;border:1px solid var(--line);border-radius:14px;padding:14px}.compact-field{height:44px;min-width:135px;border:1px solid var(--line);border-radius:11px;display:flex;align-items:center;background:#fff}.compact-field input{width:90px;min-width:0;border:0;outline:0;background:transparent;padding:0 12px;font:800 1rem inherit}.compact-field b{padding-right:12px;color:var(--muted);font-size:.68rem}.quick button{height:auto;min-height:48px;padding:6px 10px;line-height:1.05}.quick button small{display:block;margin-top:4px;font-size:.57rem;font-weight:650;opacity:.72;white-space:nowrap}.result-actions{flex-direction:column;align-items:flex-end}.copy-btn,.copy-mini{border:1px solid #bfd0ff;background:#eef4ff;color:var(--blue);border-radius:9px;font-weight:850;cursor:pointer;transition:.18s}.copy-btn{min-height:40px;padding:0 13px}.copy-mini{position:absolute;top:14px;right:14px;min-height:29px;padding:0 8px;font-size:.65rem}.copy-btn:hover,.copy-mini:hover{background:var(--blue);color:#fff}.copy-btn.copied,.copy-mini.copied{background:#dcfce7;border-color:#86efac;color:#15803d}.result,.px-hero-result,.simple-result-card{position:relative}.copy-on-dark{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.2);color:#fff}.developer-results{margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}.developer-head{display:flex;align-items:end;justify-content:space-between;gap:16px}.developer-head span{font-size:.66rem;letter-spacing:.13em;font-weight:900;color:var(--violet)}.developer-head h3{margin:3px 0 0;font-size:1.2rem}.developer-head small{color:var(--muted)}.developer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}.developer-grid article{position:relative;min-width:0;border:1px solid var(--line);border-radius:14px;background:#fbfcff;padding:17px}.developer-grid article>b{display:block;color:var(--violet);font-size:.7rem}.developer-grid article>strong{display:block;margin-top:10px;padding-right:35px;font-size:1rem;overflow-wrap:anywhere}.developer-grid .copy-mini{top:10px;right:10px}.toast{position:fixed;right:20px;bottom:20px;z-index:20;padding:11px 15px;border-radius:11px;background:var(--navy);color:#fff;box-shadow:0 16px 36px rgba(11,16,32,.24);font-weight:750;font-size:.8rem;transform:translateY(20px);opacity:0;pointer-events:none;transition:.2s}.toast.show{transform:translateY(0);opacity:1}

@media(max-width:760px){.proportion-panel,.utility-settings{align-items:stretch;flex-direction:column}.proportion-panel>label:first-child{min-width:0}.proportion-panel select,.utility-settings select{width:100%}.developer-grid{grid-template-columns:1fr 1fr}.developer-head{align-items:flex-start;flex-direction:column}.result-actions{width:100%;align-items:stretch}.result-actions .copy-btn{width:100%}.panel-actions{justify-content:flex-start}.panel-title{gap:14px;flex-wrap:wrap}}
@media(max-width:420px){.developer-grid{grid-template-columns:1fr}.panel-actions{width:100%}.panel-actions button{flex:1}}

.hero h1 em{font:inherit;background:linear-gradient(100deg,var(--blue),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero h1 .hero-line{display:inline;background:none;-webkit-background-clip:initial;background-clip:initial;color:var(--ink)}
.hero h1 strong{display:inline-block;padding-right:.12em;font:inherit;background:linear-gradient(100deg,var(--blue),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent;overflow:visible}
.preset-mode-shell{display:contents}

/* v1.4.0 — composição editorial para desktop */
@media(min-width:1200px){
  main.shell{
    width:min(calc(100% - 48px),1320px);
    display:grid;
    grid-template-columns:repeat(12,minmax(0,1fr));
    grid-template-rows:auto auto auto auto auto;
    column-gap:16px;
    row-gap:16px;
    align-items:start;
  }

  .hero{
    grid-column:3 / 11;
    grid-row:1;
    padding:64px 0 28px;
  }

  .hero h1{
    max-width:880px;
    margin-top:12px;
    font-size:clamp(3.4rem,4.6vw,5rem);
    line-height:.94;
  }

  .hero h1 em{
    display:block;
    font:inherit;
    color:inherit;
  }

  .hero-break{
    display:none;
  }

  .hero p{
    max-width:680px;
  }

  .preset-panel{
    grid-column:2 / 10;
    grid-row:2;
    min-width:0;
    min-height:100%;
    margin:0;
  }

  .preset-grid{
    grid-template-columns:minmax(0,1.55fr) minmax(230px,.75fr);
  }

  .mode-switch{
    grid-column:10 / 13;
    grid-row:2;
    display:flex;
    flex-direction:column;
    gap:10px;
    min-width:0;
    margin:0;
    align-self:stretch;
  }

  .mode-btn{
    flex:1 1 0;
    width:100%;
    min-height:0;
    padding:11px 14px;
    white-space:nowrap;
  }

  .workspace{
    grid-column:1 / 7;
    grid-row:3;
    min-width:0;
    margin:16px 0 0;
  }

  .workspace .input-panel{
    min-height:100%;
  }

  .results-section{
    grid-column:7 / 13;
    grid-row:3;
    min-width:0;
    margin:0;
    transform:translateY(-10px);
    z-index:2;
  }

  .results-section::before{
    top:22px;
    bottom:22px;
  }

  .section-head h2{
    font-size:clamp(2rem,2.6vw,2.8rem);
  }

  .section-head{
    gap:16px;
  }

  .section-head p{
    max-width:250px;
  }

  .results{
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:8px;
  }

  .result{
    padding:16px 13px;
  }

  .result .line strong{
    font-size:clamp(.95rem,1.15vw,1.25rem);
  }

  .copy-mini{
    top:10px;
    right:10px;
  }

  .developer-grid{
    gap:8px;
  }

  .developer-grid article{
    padding:15px 12px;
  }

  .preview-section{
    grid-column:3 / 11;
    grid-row:4;
    width:100%;
    min-width:0;
    margin:0;
  }

  .preview-grid{
    gap:14px;
  }

  .ratio-stage-dual{
    min-height:220px;
  }

  .formula{
    grid-column:3 / 11;
    grid-row:5;
    width:100%;
    margin:0 0 56px;
  }
}

/* v1.5.0 — seletor de idioma */
.nav-tools{display:flex;align-items:center;gap:10px}.language-switch{display:flex;align-items:center;padding:3px;border:1px solid var(--line);border-radius:999px;background:#fff}.language-switch button{height:28px;padding:0 9px;border:0;border-radius:999px;background:transparent;color:var(--muted);font-size:.66rem;font-weight:900;cursor:pointer}.language-switch button.active{background:var(--navy);color:#fff}.language-switch button:focus-visible{outline:2px solid #93b4ff;outline-offset:2px}
@media(max-width:620px){.nav-tools{margin-left:auto}.language-switch button{height:27px;padding:0 8px}.nav-tools .status{display:none}}

/* v1.4.3 — distribuição vertical do conteúdo do Input */
@media(min-width:1200px){
  .workspace .input-panel{
    display:flex;
    flex-direction:column;
    justify-content:space-between;
  }

  .input-panel>.dimensions,
  .input-panel>.proportion-panel,
  .input-panel>.ppi-row,
  .input-panel>.utility-settings,
  .input-panel>.unit-selector,
  .input-panel>.simple-unit-panel{
    margin-top:0;
  }

  .input-panel>.error{
    margin:0;
  }

  .input-panel>.error:empty{
    display:none;
  }
}

/* v1.4.2 — padronização final de larguras e alinhamentos */
@media(min-width:1200px){
  .hero{
    grid-column:2 / 12;
  }

  .hero h1{
    max-width:none;
    overflow:visible;
  }

  .hero h1>.hero-line{
    display:block;
    padding-right:0;
    overflow:visible;
  }

  .preview-section,
  .formula{
    grid-column:1 / 13;
  }

  .result>.copy-mini{
    top:20px;
  }

  .section-head p{
    display:flex;
    align-items:center;
    justify-content:center;
    min-height:52px;
    text-align:center;
  }
}

/* v1.4.1 — alinhamento unificado dos painéis desktop */
@media(min-width:1200px){
  .preset-mode-shell{
    grid-column:1 / 13;
    grid-row:2;
    display:grid;
    grid-template-columns:repeat(12,minmax(0,1fr));
    gap:16px;
    width:100%;
    padding:26px;
    border:1px solid var(--line);
    border-radius:var(--r);
    background:var(--card);
    box-shadow:var(--shadow);
  }

  .preset-mode-shell .preset-panel{
    grid-column:1 / 10;
    grid-row:1;
    min-height:0;
    margin:0;
    padding:0;
    border:0;
    border-radius:0;
    background:transparent;
    box-shadow:none;
  }

  .preset-mode-shell .mode-switch{
    grid-column:10 / 13;
    grid-row:1;
    margin:0;
    align-self:stretch;
  }

  .workspace{
    grid-column:1 / 7;
    margin:0;
    align-self:stretch;
  }

  .results-section{
    grid-column:7 / 13;
    margin:0;
    transform:none;
    align-self:stretch;
  }

  .workspace .input-panel,
  .results-section{
    height:100%;
  }
}


/* v1.1.0 — terceiro modo: mm / cm / m */
.mode-switch{
  grid-template-columns:repeat(3,1fr);
}

.simple-unit-panel{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
  align-items:end;
  margin-top:26px;
}

.simple-unit-field>span,
.simple-unit-selector>span{
  display:block;
  color:var(--muted);
  font-size:.78rem;
  font-weight:750;
  margin-bottom:7px;
}

.simple-field{
  height:68px;
}

.simple-field input{
  font-size:1.35rem;
}

.simple-unit-selector>div{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}

.simple-unit-selector button{
  height:46px;
  min-width:64px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  border-radius:11px;
  font-weight:900;
  cursor:pointer;
}

.simple-unit-selector button.active{
  color:#fff;
  border-color:transparent;
  background:linear-gradient(135deg,var(--blue),var(--violet));
  box-shadow:0 10px 22px rgba(37,99,235,.18);
}

.simple-results{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  margin-top:24px;
}

.simple-result-card{
  border:1px solid var(--line);
  border-radius:18px;
  background:#fff;
  padding:22px;
  min-width:0;
  box-shadow:0 10px 24px rgba(16,21,37,.04);
}

.simple-result-card.featured{
  border:2px solid var(--blue);
  background:linear-gradient(145deg,#f7faff,#f2edff);
  box-shadow:0 16px 34px rgba(37,99,235,.12);
}

.simple-result-unit{
  width:42px;
  height:42px;
  border-radius:11px;
  display:grid;
  place-items:center;
  background:var(--soft);
  color:var(--blue);
  font-weight:900;
  margin-bottom:16px;
}

.simple-result-card>span{
  display:block;
  color:var(--muted);
  font-size:.75rem;
  font-weight:750;
}

.simple-result-card>strong{
  display:block;
  margin-top:5px;
  font-size:clamp(1.6rem,4vw,2.7rem);
  letter-spacing:-.035em;
  overflow-wrap:anywhere;
}

@media(max-width:760px){
  .mode-switch{
    grid-template-columns:1fr;
  }

  .simple-unit-panel{
    grid-template-columns:1fr;
  }

  .simple-results{
    grid-template-columns:1fr;
  }
}
footer a { color: inherit; text-underline-offset: 3px; }
.legal-page { display: block !important; width: min(calc(100% - 32px), 860px) !important; max-width: 860px; padding-block: 72px; }
.legal-page > * { width: 100%; min-width: 0; }
.legal-page h1 { font-size: clamp(2.5rem, 6vw, 4.75rem); line-height: 1; letter-spacing: -.055em; margin: 10px 0 28px; }
.legal-page h2 { font-size: 1.35rem; letter-spacing: -.025em; margin: 36px 0 8px; }
.legal-page p, .legal-page li { max-width: 72ch; margin: 0; color: var(--muted); line-height: 1.75; overflow-wrap: break-word; }
.legal-page .legal-note { max-width: none; padding: 18px 20px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.legal-page hr { margin: 64px 0; border: 0; border-top: 1px solid var(--line); }
@media (max-width: 620px) { .legal-page { width: calc(100% - 32px) !important; padding-block: 46px; } .legal-page h1 { font-size: clamp(2.35rem, 14vw, 3.5rem); } }
.consent-banner { position: fixed; z-index: 1000; left: 50%; bottom: 20px; transform: translateX(-50%); width: min(680px, calc(100% - 32px)); display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 20px; background: #0b1020; color: #fff; border-radius: 18px; box-shadow: 0 18px 50px rgba(11,16,32,.25); }
.consent-banner p { margin: 0; line-height: 1.5; }
.consent-banner a { color: #b9c7ff; }
.consent-banner div { display: flex; gap: 8px; flex: 0 0 auto; }
.consent-banner button { min-height: 40px; padding: 0 15px; border: 1px solid #46506b; border-radius: 10px; color: #fff; background: transparent; cursor: pointer; }
.consent-banner button.primary { color: #0b1020; background: #fff; border-color: #fff; }
@media (max-width: 600px) { .consent-banner { align-items: stretch; flex-direction: column; } .consent-banner div, .consent-banner button { flex: 1; } }