/* ============================================================
   TREINADOR DAVID SILVA — style.css
   Estilos base (desktop). Regras responsivas ficam em responsive.css
   ============================================================ */

/* ---------- 1. Variáveis globais ---------- */
:root{
  --bg: #0B0B0B;
  --surface: #161616;
  --surface-2: #1D1D1D;
  --line: #2C2C2C;
  --red: #E01E26;
  --red-soft: #FF4141;
  --red-dark: #7A0E12;
  --text: #F5F5F5;
  --text-muted: #A8A8A8;

  --display: 'Anton', sans-serif;
  --body-font: 'Work Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}

/* ---------- 2. Reset básico ---------- */
*{ box-sizing: border-box; margin: 0; padding: 0; }
html{ scroll-behavior: smooth; }
body{
  background: var(--bg);
  color: var(--text);
  font-family: var(--body-font);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; }

.wrap{ max-width: 1180px; margin: 0 auto; padding: 0 32px; }

/* Textura de fundo sutil */
.grain{
  position: fixed; inset: 0; pointer-events: none; z-index: 999;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 3. Navegação lateral (abas) ---------- */
.tabnav{
  position: fixed; right: 0; top: 0; height: 100%; z-index: 100;
  display: flex; flex-direction: column; justify-content: center; gap: 2px;
}
.tabnav a{
  writing-mode: vertical-rl; text-orientation: mixed;
  font-family: var(--mono); font-size: 11px; letter-spacing: .12em;
  text-decoration: none; color: var(--text-muted);
  background: var(--surface); border: 1px solid var(--line); border-right: none;
  padding: 14px 8px; text-transform: uppercase;
  transition: .2s; cursor: pointer;
}
.tabnav a:hover, .tabnav a.active{ color: var(--bg); background: var(--red); border-color: var(--red); }

/* ---------- 4. Header ---------- */
header{
  position: sticky; top: 0; z-index: 50;
  background: rgba(11,11,11,.92); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.headerbar{ display: flex; align-items: center; justify-content: space-between; padding: 18px 32px; }
.logo{ font-family: var(--display); font-size: 20px; letter-spacing: .03em; }
.logo span{ color: var(--red); }
.cref-tag{ font-family: var(--mono); font-size: 10px; color: var(--text-muted); letter-spacing: .08em; margin-left: 10px; border-left: 1px solid var(--line); padding-left: 10px; }

.btn{
  font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase;
  background: var(--red); color: var(--text); border: none; padding: 13px 22px;
  cursor: pointer; text-decoration: none; display: inline-block; font-weight: 600;
  transition: .2s;
}
.btn:hover{ background: var(--red-soft); }
.btn-outline{ background: transparent; border: 1px solid var(--red); color: var(--red); }
.btn-outline:hover{ background: var(--red); color: var(--text); }
.header-cta{ display: inline-block; }

/* ---------- 5. Título de seção (estilo "ficha") ---------- */
.entry-label{ display: flex; align-items: baseline; gap: 14px; margin-bottom: 36px; }
.entry-label.sm{ margin-bottom: 20px; }
.entry-label .num{ font-family: var(--mono); color: var(--red); font-size: 13px; }
.entry-label .line{ flex: 1; height: 1px; background: var(--line); }
.entry-label h2{ font-family: var(--display); font-size: clamp(26px,4vw,40px); letter-spacing: .01em; text-transform: uppercase; }

section{ padding: 96px 0; }

/* ---------- 6. Hero ---------- */
.hero{
  padding-top: 72px; padding-bottom: 72px;
  background:
    linear-gradient(180deg, rgba(11,11,11,.4), rgba(11,11,11,.85)),
    repeating-linear-gradient(0deg, transparent, transparent 27px, rgba(224,30,38,.06) 28px);
  border-bottom: 1px solid var(--line);
}
.hero-grid{ display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }

.stamp{
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--red); color: var(--red);
  font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  padding: 6px 12px; transform: rotate(-2deg); margin-bottom: 24px;
}
.hero h1{
  font-family: var(--display); text-transform: uppercase;
  font-size: clamp(38px,6vw,72px); line-height: .98; letter-spacing: .005em;
  margin-bottom: 22px;
}
.hero h1 em{ font-style: normal; color: var(--red); }
.hero p.lead{ font-size: 18px; color: var(--text-muted); max-width: 46ch; margin-bottom: 32px; }
.hero-actions{ display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-meta{ display: flex; gap: 28px; flex-wrap: wrap; font-family: var(--mono); font-size: 12px; color: var(--text-muted); }
.hero-meta b{ color: var(--text); display: block; font-family: var(--display); font-size: 22px; letter-spacing: .02em; }

.hero-photo{ position: relative; aspect-ratio: 4/5; background: var(--surface); border: 1px solid var(--line); overflow: hidden; }
.hero-photo::before{
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(135deg, rgba(224,30,38,.22), rgba(0,0,0,.35)),
    repeating-linear-gradient(90deg, transparent 0 39px, rgba(245,245,245,.05) 39px 40px);
}
.hero-photo .caption{
  position: absolute; left: 0; bottom: 0; right: 0; padding: 14px 16px;
  background: linear-gradient(0deg, rgba(0,0,0,.75), transparent);
  font-family: var(--mono); font-size: 11px; color: var(--text); letter-spacing: .05em;
}
.placeholder-figure{ position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-family: var(--mono); font-size: 12px; text-align: center; padding: 20px; }

/* ---------- 7. Números (prova social) ---------- */
.ledger{ background: var(--surface); border-bottom: 1px solid var(--line); border-top: 1px solid var(--line); }
.ledger-grid{ display: grid; grid-template-columns: repeat(4,1fr); }
.ledger-item{ padding: 36px 28px; border-right: 1px solid var(--line); }
.ledger-item:last-child{ border-right: none; }
.ledger-item .n{ font-family: var(--display); font-size: 38px; color: var(--red); letter-spacing: .02em; }
.ledger-item .l{ font-family: var(--mono); font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .08em; margin-top: 6px; }

/* ---------- 8. Dor / Solução ---------- */
.split{ display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); }
.split-col{ padding: 40px; }
.split-col:first-child{ border-right: 1px solid var(--line); background: var(--surface); }
.split-col h3{ font-family: var(--display); text-transform: uppercase; font-size: 22px; margin-bottom: 18px; letter-spacing: .02em; }
.split-col.solution h3{ color: var(--red); }
.check-list{ list-style: none; }
.check-list li{ display: flex; gap: 12px; padding: 10px 0; border-top: 1px dashed var(--line); color: var(--text-muted); font-size: 15px; }
.check-list li:first-child{ border-top: none; }
.check-list .mark{ font-family: var(--mono); color: var(--text-muted); flex-shrink: 0; }
.split-col.solution .check-list .mark{ color: var(--red); }
.split-col.solution .check-list li{ color: var(--text); }

/* ---------- 9. Método ---------- */
.method-grid{ display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.method-card{ background: var(--bg); padding: 32px 28px; }
.method-card .idx{ font-family: var(--mono); color: var(--red); font-size: 12px; letter-spacing: .1em; }
.method-card h4{ font-family: var(--display); font-size: 19px; text-transform: uppercase; margin: 12px 0 10px; letter-spacing: .02em; }
.method-card p{ color: var(--text-muted); font-size: 14px; }

/* ---------- 10. Sobre ---------- */
.about-grid{ display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.about-photo{ aspect-ratio: 3/4; background: var(--surface); border: 1px solid var(--line); position: relative; }
.about-photo::before{ content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, rgba(0,0,0,.4), rgba(224,30,38,.15)); }
.about-text p{ color: var(--text-muted); margin-bottom: 16px; font-size: 15.5px; }
.credentials{ display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.credential-stamp{
  border: 1px solid var(--red); color: var(--red); font-family: var(--mono);
  font-size: 10px; letter-spacing: .08em; text-transform: uppercase; padding: 6px 10px;
}

/* ---------- 11. Depoimentos ---------- */
.testi-scroll{ display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.testi-card{ background: var(--surface); border: 1px solid var(--line); padding: 28px; }
.testi-card .stars{ color: var(--red); font-family: var(--mono); font-size: 13px; margin-bottom: 14px; }
.testi-card p.quote{ font-size: 15px; color: var(--text); margin-bottom: 20px; min-height: 100px; }
.testi-who{ display: flex; justify-content: space-between; align-items: center; font-family: var(--mono); font-size: 11px; color: var(--text-muted); border-top: 1px dashed var(--line); padding-top: 14px; }

/* ---------- 12. FAQ ---------- */
.faq-item{ border-bottom: 1px solid var(--line); }
.faq-q{ display: flex; justify-content: space-between; align-items: center; padding: 22px 4px; cursor: pointer; font-weight: 600; font-size: 16px; }
.faq-q .plus{ font-family: var(--mono); color: var(--red); font-size: 18px; transition: .2s; }
.faq-item.open .plus{ transform: rotate(45deg); }
.faq-a{ max-height: 0; overflow: hidden; transition: max-height .3s ease; color: var(--text-muted); font-size: 14.5px; }
.faq-item.open .faq-a{ max-height: 200px; padding-bottom: 20px; }

/* ---------- 13. CTA final ---------- */
.cta-final{
  background: linear-gradient(160deg, var(--red-dark), #1A0506);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  text-align: center;
}
.cta-final .stamp{ border-color: var(--text); color: var(--text); }
.cta-final h2{ font-family: var(--display); text-transform: uppercase; font-size: clamp(28px,5vw,48px); margin-bottom: 16px; }
.cta-final p{ color: rgba(245,245,245,.8); max-width: 50ch; margin: 0 auto 30px; }
.cta-final .btn{ padding: 16px 34px; font-size: 13px; }
.guarantee-line{ margin-top: 22px; font-family: var(--mono); font-size: 11px; color: rgba(245,245,245,.65); letter-spacing: .06em; }

/* ---------- 14. Footer ---------- */
footer{ padding: 48px 0 32px; border-top: 1px solid var(--line); }
.footer-grid{ display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px; font-family: var(--mono); font-size: 12px; color: var(--text-muted); }
.footer-grid a{ text-decoration: none; margin-right: 16px; }
.footer-grid a:hover{ color: var(--red); }

::selection{ background: var(--red); color: var(--text); }