/* ═══════════════════════════════════════════════════════════════
   VERSO® — DIFERENCIÔMETRO · SISTEMA DE FRONT-END (light)
   Baseado em referencia.html: Penumbra Flare (display) + SF Pro (sans),
   off-white / preto / amarelo sinal, vidro e grafismo.
   Nomes de classes e tokens preservados (app.js depende deles).
   ═══════════════════════════════════════════════════════════════ */

/* ── FONTES ── Penumbra Flare Std (local) ── */
@font-face { font-family:"Penumbra Flare Std"; src:url("Tipografia/Penumbra%20Flare%20Std%20Light.otf") format("opentype"); font-weight:300; font-display:block; }
@font-face { font-family:"Penumbra Flare Std"; src:url("Tipografia/Penumbra%20Flare%20Std.otf") format("opentype"); font-weight:400; font-display:block; }
@font-face { font-family:"Penumbra Flare Std"; src:url("Tipografia/Penumbra%20Flare%20Std%20Semi%20Bold.otf") format("opentype"); font-weight:600; font-display:block; }
@font-face { font-family:"Penumbra Flare Std"; src:url("Tipografia/Penumbra%20Flare%20Std%20Bold.otf") format("opentype"); font-weight:700; font-display:block; }

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* ── Tokens do sistema Verso ── */
  --signal:    #ECE718;   /* amarelo sinal */
  --signal-2:  #FFFBB0;   /* amarelo manteiga */
  --black:     #000;
  --ink:       #0E0E12;   /* tinta (rodapé / texto) */
  --offwhite:  #F9F9F9;
  --white:     #FFFFFF;
  --display: "Penumbra Flare Std","Trajan Pro","Times New Roman",Georgia,serif;
  --sans:    "SF Pro Display",-apple-system,system-ui,"Segoe UI",sans-serif;
  --rule:  rgba(0,0,0,.18);
  --band:  rgba(0,0,0,.032);
  --ease:  cubic-bezier(.25,.46,.45,.94);
  --gutter: clamp(24px,6vw,90px);

  /* ── Aliases de compatibilidade (app.js + páginas) → paleta clara ── */
  --gold:        var(--ink);                 /* acento de marca → tinta (legível) */
  --gold-light:  #1c1c22;
  --gold-dim:    rgba(236,231,24,0.22);      /* fill amarelo translúcido */
  --gold-border: rgba(0,0,0,0.20);
  --bg:          #F9F9F9;
  --surface:     #FFFFFF;
  --surface2:    #F2F2EF;
  --border:      rgba(0,0,0,0.10);
  --text:        #0E0E12;
  --muted:       #8A8A8A;
  --muted2:      #B4B4B4;
  --green:        #2E9E63;
  --green-dim:    rgba(46,158,99,0.10);
  --green-border: rgba(46,158,99,0.30);
  --red:          #D94F3D;
  --red-dim:      rgba(217,79,61,0.07);
  --red-border:   rgba(217,79,61,0.30);
  --yellow:        #B9871C;                  /* amarelo "atenção" (texto legível) */
  --yellow-dim:    rgba(185,135,28,0.10);
  --yellow-border: rgba(185,135,28,0.32);
}

html { scroll-behavior: smooth; }
img { display: block; max-width: 100%; }

body {
  background: var(--offwhite);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: -.005em;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ── WASH suave (substitui o glow escuro) ── */
.glow {
  position: fixed;
  top: -260px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 480px;
  background: radial-gradient(ellipse, rgba(236,231,24,0.16) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ── NAV / HEADER (pílula de vidro amarela) ── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px clamp(20px,5vw,48px);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(249,249,249,0.85);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
}
.header-logo {
  font-family: var(--display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
}
.header-tag {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 100px;
}

/* ── TIPOGRAFIA ── */
.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.eyebrow-line { width: 28px; height: 1px; background: var(--ink); flex-shrink: 0; opacity: .7; }
.eyebrow-text {
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}

.section-title {
  font-family: var(--display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(28px, 3.4vw, 42px);
  letter-spacing: -.01em;
  color: var(--ink);
  margin-bottom: 32px;
  line-height: 1;
}

/* destaque amarelo (barra atrás do texto) */
.hl { position: relative; white-space: nowrap; }
.hl::before {
  content: "";
  position: absolute;
  left: -.06em; right: -.06em; bottom: .04em;
  height: .34em;
  background: var(--signal);
  z-index: -1;
  transform: skewX(-4deg);
}

/* ── BOTÕES (pílula) ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--black);
  color: var(--signal);
  border: 1.5px solid var(--black);
  border-radius: 100px;
  padding: 16px 30px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: -.005em;
  transition: all .22s var(--ease);
  text-decoration: none;
}
.btn-primary:hover { background: #1a1a1a; transform: translateY(-2px); box-shadow: 0 10px 26px rgba(0,0,0,.16); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  color: var(--ink);
  border: 1.5px solid var(--black);
  border-radius: 100px;
  padding: 14px 26px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all .22s var(--ease);
}
.btn-secondary:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(0,0,0,.10); }

/* ── INPUTS / SELECTS ── */
.field { display: flex; flex-direction: column; gap: 8px; }
.field-label {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}
.field-input,
.field-select,
.field-textarea {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 15px 16px;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--ink);
  outline: none;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
  width: 100%;
}
.field-input::placeholder,
.field-textarea::placeholder { color: var(--muted2); }
.field-input:focus,
.field-select:focus,
.field-textarea:focus {
  border-color: var(--black);
  box-shadow: 0 0 0 3px rgba(236,231,24,0.35);
}
.field-select {
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A8A8A' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.field-select option { background: var(--white); color: var(--ink); }
.field-textarea { resize: vertical; min-height: 120px; }

.field-error { font-size: 12px; color: var(--red); margin-top: 4px; display: none; }
.field-error.visible { display: block; }
.field-input.error,
.field-textarea.error { border-color: var(--red-border); box-shadow: 0 0 0 3px var(--red-dim); }

/* ── RADIO CARDS ── */
.radio-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}
.radio-card {
  padding: 15px 18px;
  border: 1.5px solid var(--border);
  border-radius: 100px;
  background: var(--white);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  transition: all .15s var(--ease);
  user-select: none;
  text-align: center;
}
.radio-card:hover { border-color: var(--black); }
.radio-card.selected {
  border-color: var(--black);
  background: var(--signal);
  color: var(--black);
  font-weight: 600;
}

/* ── TOGGLE ── */
.toggle-group { display: flex; gap: 10px; }
.toggle-btn {
  flex: 1;
  padding: 15px;
  border: 1.5px solid var(--border);
  border-radius: 100px;
  background: var(--white);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  font-family: var(--sans);
  text-align: center;
  transition: all .15s var(--ease);
}
.toggle-btn:hover { border-color: var(--black); }
.toggle-btn.selected {
  border-color: var(--black);
  background: var(--signal);
  color: var(--black);
  font-weight: 600;
}

/* ── PROGRESS BAR ── */
.progress-wrap { display: flex; align-items: center; gap: 16px; }
.progress-track {
  flex: 1;
  height: 4px;
  background: rgba(0,0,0,0.08);
  border-radius: 100px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--ink);
  border-radius: 100px;
  transition: width 0.4s var(--ease);
}
.progress-label { font-size: 11px; letter-spacing: .1em; color: var(--muted); white-space: nowrap; }

/* ── BADGE ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: 100px;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
}
.badge-gold   { background: var(--signal); border: 1px solid transparent; color: var(--black); }
.badge-red    { background: var(--red-dim);    border: 1px solid var(--red-border);    color: var(--red); }
.badge-yellow { background: var(--yellow-dim); border: 1px solid var(--yellow-border); color: var(--yellow); }
.badge-green  { background: var(--green-dim);  border: 1px solid var(--green-border);  color: var(--green); }
.badge-dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; animation: pulse 2s ease-in-out infinite; }

@keyframes pulse { 0%,100% { opacity:1 } 50% { opacity:0.4 } }

/* ── CARDS ── */
.card {
  padding: 26px;
  border: 1px solid var(--border);
  background: var(--white);
  border-radius: 18px;
}
.card-danger  { border-color: var(--red-border);    background: var(--red-dim); }
.card-warning { border-color: var(--yellow-border);  background: var(--yellow-dim); }
.card-success { border-color: var(--green-border);   background: var(--green-dim); }
.card-gold    { border-color: var(--gold-border);    background: var(--gold-dim); }

.card-icon {
  width: 34px; height: 34px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
  font-size: 15px;
}
.card-icon-danger  { background: var(--red-dim);    border: 1px solid var(--red-border);    color: var(--red); }
.card-icon-warning { background: var(--yellow-dim); border: 1px solid var(--yellow-border); color: var(--yellow); }
.card-icon-success { background: var(--green-dim);  border: 1px solid var(--green-border);  color: var(--green); }

.card-title { font-size: 14px; font-weight: 700; margin-bottom: 7px; letter-spacing: -.005em; }
.card-text { font-size: 14px; color: #555; line-height: 1.7; }
.card-text strong { color: var(--ink); font-weight: 600; }

/* ── INSIGHT BOX ── */
.insight-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 3px solid var(--signal);
  border-radius: 0 16px 16px 0;
  padding: 22px 26px;
  margin-top: 24px;
}
.insight-label {
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 10px;
}
.insight-text { font-size: 15px; color: var(--ink); line-height: 1.8; font-style: italic; }
.insight-citation { font-size: 13px; color: var(--muted); margin-top: 8px; font-style: normal; }

/* ── STATUS PILLS ── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 11px;
  border-radius: 100px;
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 700;
}
.pill-danger  { background: var(--red-dim);    border: 1px solid var(--red-border);    color: var(--red); }
.pill-warning { background: var(--yellow-dim); border: 1px solid var(--yellow-border); color: var(--yellow); }
.pill-success { background: var(--green-dim);  border: 1px solid var(--green-border);  color: var(--green); }

/* ── CONTAINER / SECTION ── */
.container { max-width: 1000px; margin: 0 auto; padding: 0 var(--gutter); }
.section {
  padding: 64px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 1;
}
.section:last-child { border-bottom: none; }

/* ── TICKER ── */
.ticker {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--white);
  overflow: hidden;
  padding: 14px 0;
  position: relative;
  z-index: 1;
}
.ticker-inner { display: flex; gap: 64px; animation: ticker 22s linear infinite; white-space: nowrap; width: max-content; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.ticker-item {
  font-family: var(--display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 16px;
}
.ticker-item::after { content: '◆'; color: var(--signal); font-size: 9px; -webkit-text-stroke: .5px rgba(0,0,0,.35); }

/* ── FOOTER ── */
.site-footer {
  padding: 36px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}
.footer-logo { font-family: var(--display); font-weight: 700; font-size: 18px; letter-spacing: .1em; color: var(--muted); text-transform: uppercase; }
.footer-copy { font-size: 13px; color: var(--muted); }

/* ── LOADING SCREEN ── */
.loading-screen {
  position: fixed;
  inset: 0;
  background: var(--offwhite);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
}
.loading-logo {
  font-family: var(--display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 22px;
  letter-spacing: .14em;
  color: var(--ink);
}
.loading-message { font-size: 15px; color: var(--muted); text-align: center; min-height: 24px; transition: opacity 0.3s; }
.loading-bar-wrap { width: 280px; height: 4px; background: rgba(0,0,0,0.08); border-radius: 100px; overflow: hidden; }
.loading-bar-fill { height: 100%; background: var(--ink); border-radius: 100px; animation: loading-indeterminate 1.8s ease-in-out infinite; }
@keyframes loading-indeterminate {
  0%   { width: 0%;   margin-left: 0%; }
  50%  { width: 60%;  margin-left: 20%; }
  100% { width: 0%;   margin-left: 100%; }
}

/* ── ERROR SCREEN ── */
.error-screen {
  position: fixed;
  inset: 0;
  background: var(--offwhite);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  text-align: center;
  padding: 40px;
}
.error-icon { font-size: 40px; color: var(--red); }
.error-title {
  font-family: var(--display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 30px;
  letter-spacing: -.01em;
  color: var(--ink);
}
.error-text { font-size: 14px; color: var(--muted); max-width: 400px; line-height: 1.7; }

/* ── UTIL ── */
.hidden { display: none !important; }
.fade-in { animation: fadeIn 0.4s ease forwards; }
@keyframes fadeIn { from { opacity:0; transform: translateY(8px); } to { opacity:1; transform: translateY(0); } }

/* ══════════════ RESPONSIVE ══════════════ */
@media (max-width: 768px) {
  .site-header { padding: 14px 24px; }
  .container   { padding: 0 24px; }
  .section     { padding: 44px 0; }
  .site-footer { padding: 26px 24px; flex-direction: column; gap: 10px; text-align: center; }
  .radio-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .radio-cards { grid-template-columns: 1fr; }
  .toggle-group { flex-direction: row; }
}