/* tallkee — site institucional.
   Só layout e componentes exclusivos do site; tudo que é cor, raio, sombra,
   espaço e tempo vem dos tokens de tallkee.css. */

body { background: var(--tk-white); }

.container { max-width: 1240px; margin: 0 auto; padding: 0 32px; }
.stack { display: flex; flex-direction: column; }

/* nada pode empurrar a página para os lados */
.hero-grid > *, .tiles > *, .pains > *, .flow > *, .fgrid > *, .cta > *, .annot > * { min-width: 0; }
img, svg, table { max-width: 100%; }

/* ── header ───────────────────────────────────────────────────────── */
header.site {
  position: sticky; top: 0; z-index: 50;
  background: var(--tk-surface); border-bottom: 1px solid var(--tk-border);
  min-height: 72px; display: flex; align-items: center;
}
header.site .container { display: flex; align-items: center; gap: 16px; width: 100%; }
.mainnav { display: flex; gap: 2px; margin-left: 26px; }
.hdr-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.hdr-fone {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 14px; font-weight: 600; color: var(--tk-text-secondary);
  white-space: nowrap;
}
.hdr-fone:hover { color: var(--tk-primary); }
.hdr-fone svg { color: var(--ch-wa, #25d366); }
.navbtn {
  font: 500 14px var(--font); color: var(--tk-text-secondary);
  background: none; border: 0; cursor: pointer; padding: 10px 12px;
  border-radius: var(--r-md); display: inline-flex; align-items: center; gap: 5px;
  transition: color var(--d-fast) var(--ease), background var(--d-fast) var(--ease);
}
.navbtn:hover { color: var(--tk-primary); background: var(--tk-primary-soft); }

.navtoggle { display: none; }

/* ── seções ───────────────────────────────────────────────────────── */
section.band { padding: 88px 0; }
.band-soft { background: var(--tk-slate-50); }
.sec-head { max-width: 60ch; margin-bottom: 38px; }
.sec-head .tk-h1 { margin-top: 10px; }
.sec-head p.lead { font-size: 17px; color: var(--tk-text-secondary); margin: 14px 0 0; }

/* ── hero ─────────────────────────────────────────────────────────── */
.hero { padding: 64px 0 0; background: radial-gradient(120% 90% at 78% -10%, var(--tk-blue-50) 0%, transparent 62%); }
.hero-grid { display: grid; grid-template-columns: 1.04fr 1fr; gap: 56px; align-items: center; }
.hero h1 { font-size: 50px; font-weight: 700; letter-spacing: -.028em; line-height: 1.08; margin: 18px 0 18px; }
.hero p.sub { font-size: 18px; color: var(--tk-text-secondary); max-width: 54ch; margin: 0 0 28px; }

/* ── mock da interface ────────────────────────────────────────────── */
.mock { border-radius: var(--r-xl); border: 1px solid var(--tk-border); background: var(--tk-surface); box-shadow: var(--sh-lg); overflow: hidden; }
.mock-bar { height: 38px; border-bottom: 1px solid var(--tk-border); display: flex; align-items: center; gap: 6px; padding: 0 14px; background: var(--tk-surface-subtle); }
.mock-bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--tk-border-strong); display: block; }
.mock-thread {
  padding: 16px; background: var(--tk-bg);
  display: flex; flex-direction: column; gap: 3px;
  /* altura fixa: a conversa entra animada e rola dentro do quadro, em vez
     de empurrar o hero para baixo enquanto digita */
  height: 400px; overflow: hidden;
  /* o corte no topo vira desvanecimento, para ler como conversa em
     andamento e não como bolha quebrada */
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 34px);
  mask-image: linear-gradient(to bottom, transparent 0, #000 34px);
}
.mock-foot { padding: 10px 12px; border-top: 1px solid var(--tk-border); background: var(--tk-surface); }

/* mensagens do mock entram uma a uma */
.mock-thread > * { opacity: 0; transform: translateY(6px); animation: msgin .32s var(--ease) forwards; }
@keyframes msgin { to { opacity: 1; transform: none; } }

/* ── tiles ────────────────────────────────────────────────────────── */
.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tile {
  background: var(--tk-surface); border: 1px solid var(--tk-border);
  border-radius: var(--r-xl); padding: 26px;
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease);
}
.tile:hover { transform: translateY(-2px); box-shadow: var(--sh-md); }
.tile .ic { width: 42px; height: 42px; border-radius: 12px; background: var(--tk-primary-soft); color: var(--tk-primary); display: grid; place-items: center; margin-bottom: 16px; }
.tile h3 { margin-bottom: 8px; }

/* ── problema ─────────────────────────────────────────────────────── */
.pains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pain { border-left: 3px solid var(--tk-error-500); padding: 4px 0 4px 20px; }
.pain b { display: block; font-size: 17px; font-weight: 600; margin-bottom: 8px; color: var(--tk-text); }

/* ── a conversa anotada (seção-chave) ─────────────────────────────── */
.annot { display: grid; grid-template-columns: 400px 1fr; gap: 44px; align-items: start; }
.annot-thread { border: 1px solid var(--tk-border); border-radius: var(--r-xl); background: var(--tk-bg); padding: 18px; box-shadow: var(--sh-sm); position: sticky; top: 96px; }
.steps { display: flex; flex-direction: column; gap: 4px; }
.step { display: grid; grid-template-columns: 34px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--tk-border); }
.steps .step:last-child { border-bottom: 0; }
.step-n { width: 34px; height: 34px; border-radius: var(--r-full); background: var(--tk-primary-soft); color: var(--tk-primary); display: grid; place-items: center; font-weight: 600; font-size: 14px; }
.step.is-human .step-n { background: var(--tk-success-100); color: var(--tk-success-600); }
.step h3 { font-size: 17px; font-weight: 600; margin: 3px 0 6px; }
.step p { margin: 0; color: var(--tk-text-secondary); font-size: 14px; }
.step .note { display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; font-size: 12.5px; font-weight: 600; color: var(--tk-primary); }
.step.is-human .note { color: var(--tk-success-600); }

/* ── passos numerados horizontais ─────────────────────────────────── */
.flow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: f; }
.flow > div { position: relative; padding-top: 46px; }
.flow > div::before {
  counter-increment: f; content: counter(f);
  position: absolute; top: 0; left: 0;
  width: 34px; height: 34px; border-radius: var(--r-full);
  background: var(--tk-navy-900); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 14px;
}

/* ── para quem é ──────────────────────────────────────────────────── */
.aud { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.aud-c {
  background: var(--tk-surface); border: 1px solid var(--tk-border);
  border-radius: var(--r-xl); padding: 28px;
  transition: transform var(--d-normal) var(--ease), box-shadow var(--d-normal) var(--ease);
}
.aud-c:hover { transform: translateY(-2px); box-shadow: var(--sh-md); }
.aud-c h3 { margin: 14px 0 10px; }
.aud-c > p { margin: 0; }
.aud-c ul { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-direction: column; gap: 11px; }
.aud-c li { display: flex; gap: 10px; font-size: 14px; color: var(--tk-text-secondary); }
.aud-c li svg { color: var(--tk-success-600); flex: none; margin-top: 2px; }

/* ── faq ──────────────────────────────────────────────────────────── */
.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--tk-border); }
.faq summary {
  cursor: pointer; list-style: none; padding: 20px 40px 20px 0; position: relative;
  font-size: 16.5px; font-weight: 600; color: var(--tk-text);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 6px; top: 26px;
  width: 10px; height: 10px; border-right: 2px solid var(--tk-text-muted); border-bottom: 2px solid var(--tk-text-muted);
  transform: rotate(45deg); transition: transform var(--d-fast) var(--ease);
}
.faq details[open] summary::after { transform: rotate(-135deg); top: 30px; }
.faq summary:hover { color: var(--tk-primary); }
.faq .ans { padding: 0 40px 22px 0; color: var(--tk-text-secondary); font-size: 15px; margin: 0; }

/* ── faixa de CTA ─────────────────────────────────────────────────── */
.cta {
  background: var(--tk-navy-900); color: #fff; border-radius: 24px; padding: 56px;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center;
  position: relative; overflow: hidden;
}
.cta::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(90% 140% at 88% -20%, rgba(59,130,246,.42) 0%, transparent 58%);
}
.cta > * { position: relative; }
.cta h2 { color: #fff; }
.cta p { color: #cbd5e1; }

/* ── botão do WhatsApp ────────────────────────────────────────────── */
.btn-wa { background: var(--ch-wa, #25d366); color: #fff; }
.btn-wa:hover { background: #1eb658; color: #fff; }
.btn-onnavy { background: rgba(255,255,255,.12); color: #fff; }
.btn-onnavy:hover { background: rgba(255,255,255,.2); color: #fff; }

/* ── rodapé ───────────────────────────────────────────────────────── */
footer.site { background: var(--tk-slate-50); border-top: 1px solid var(--tk-border); padding: 56px 0 30px; }
.fgrid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 30px; margin-bottom: 40px; }
.fgrid h5 { font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--tk-text-muted); margin: 0 0 14px; }
.fgrid a { display: block; font-size: 13.5px; color: var(--tk-text-secondary); padding: 5px 0; }
.fgrid a:hover { color: var(--tk-primary); }

/* ── utilidades ───────────────────────────────────────────────────── */
.arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 13.5px; color: var(--tk-primary); }
.arrow svg { transition: transform var(--d-fast) var(--ease); }
.arrow:hover svg { transform: translateX(3px); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* O design system define .bub .from mas não o coloca em bloco; sem isso o
   nome de quem falou cola no texto da mensagem. */
.bub .from { display: block; }

/* ── responsivo ───────────────────────────────────────────────────── */

/* tablet largo: a conversa anotada perde a coluna fixa antes do resto */
@media (max-width: 1180px) {
  .annot { grid-template-columns: 340px 1fr; gap: 32px; }
  .hero h1 { font-size: 44px; }
  .hero-grid { gap: 36px; }
  .mainnav { margin-left: 16px; }
  .hdr-fone { display: none; }
}

/* tablet: tudo em uma coluna, menu vira gaveta */
@media (max-width: 1000px) {
  .container { padding: 0 24px; }
  section.band { padding: 64px 0; }
  .sec-head { margin-bottom: 30px; }

  .hero { padding-top: 44px; }
  .hero h1 { font-size: 38px; }
  .hero p.sub { font-size: 16.5px; }
  .hero-grid, .cta, .annot { grid-template-columns: 1fr; gap: 32px; }
  .annot-thread { position: static; max-width: 460px; }

  .tiles, .pains, .flow, .aud { grid-template-columns: 1fr; }
  .fgrid { grid-template-columns: 1fr 1fr; gap: 26px; }
  .cta { padding: 34px; }

  /* menu em gaveta */
  .mainnav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; gap: 0; margin: 0; padding: 8px 24px 18px;
    background: var(--tk-surface); border-bottom: 1px solid var(--tk-border);
    box-shadow: var(--sh-md);
  }
  .mainnav.is-open { display: flex; }
  .navbtn { min-height: 48px; width: 100%; padding: 0 10px; font-size: 15px; }
  .navtoggle { display: inline-grid; }
  .hdr-cta { display: none; }
  .hdr-fone { display: inline-flex; }
}

/* celular */
@media (max-width: 620px) {
  .container { padding: 0 18px; }
  section.band { padding: 48px 0; }
  header.site { min-height: 64px; }

  .hero h1 { font-size: 30px; }
  .hero p.sub { font-size: 15.5px; }
  .hero .btn-lg { width: 100%; justify-content: center; }
  .hero .row-f.gap12 { width: 100%; }

  .mock-thread { height: 340px; }
  .annot-thread { padding: 12px; }
  .step { grid-template-columns: 28px 1fr; gap: 12px; padding: 16px 0; }
  .step-n { width: 28px; height: 28px; font-size: 13px; }
  .step h3 { font-size: 16px; }

  .tile, .aud-c { padding: 20px; }
  .pain { padding-left: 16px; }
  .cta { padding: 26px; border-radius: 18px; }
  .cta .btn-lg { width: 100%; justify-content: center; }
  .fgrid { grid-template-columns: 1fr; gap: 22px; }
  .faq summary { font-size: 15.5px; padding-right: 34px; }
  .hdr-fone span { display: none; }
}

/* telas muito estreitas: o telefone no header vira só o ícone */
@media (max-width: 400px) {
  .hdr-fone { font-size: 0; gap: 0; }
  .hdr-fone svg { width: 20px; height: 20px; }
}