/* ============================================================
   Anuncie.ai — Design System (Apple-inspired)
   Fonte do sistema (SF), fundo branco, azul + degradê.
   Compartilhado por todas as páginas do site.
   ============================================================ */
:root{
  --bg:#ffffff; --bg2:#f5f5f7; --ink:#1d1d1f; --ink2:#6e6e73; --ink3:#86868b;
  --line:#d2d2d7; --line2:#e8e8ed;
  --blue:#0071e3; --blue2:#2997ff; --good:#1c9b54;
  --term:#0c0c0e; --termfg:#e9e9ec; --termdim:#86868b;
  --grad:linear-gradient(108deg,#1e74e0 0%,#2f97ec 46%,#5cc7f8 100%);
  --max:1100px;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Segoe UI",Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-size:17px;line-height:1.47;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.01em;color:var(--blue2)}
.mono{font-family:ui-monospace,"SF Mono",Menlo,monospace}
.center{text-align:center}

/* nav */
nav{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.72);
  backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid var(--line2)}
.navin{display:flex;align-items:center;justify-content:space-between;height:52px}
.brand{display:flex;align-items:center;gap:9px;font-weight:600;font-size:19px;letter-spacing:-.02em}
.brand .tagchip{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink2);
  border:1px solid var(--line);padding:3px 8px;border-radius:6px;margin-left:4px}
.mark{width:28px;height:28px;flex:none;display:inline-block;border-radius:0;
  background:url("/img/logo-mark.svg") center/contain no-repeat;color:transparent;font-size:0}
.navlinks{display:flex;align-items:center;gap:28px;font-size:14px;color:var(--ink2);font-weight:400}
.navlinks a:hover{color:var(--ink)}
@media(max-width:760px){.navlinks .hide{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;background:var(--blue);color:#fff;border:0;
  padding:8px 17px;border-radius:980px;font-weight:500;font-size:14px;cursor:pointer;font-family:inherit;
  transition:transform .2s cubic-bezier(.2,.8,.2,1),background .2s}
.btn:hover{background:#0077ed;transform:translateY(-1px)}
.btn.lg{padding:13px 26px;font-size:17px}
.btn.ghost{background:transparent;color:var(--blue);padding:8px 4px}
.btn.ghost:hover{text-decoration:underline}
.btn.dark{background:var(--ink)}.btn.dark:hover{background:#000}
.btn.white{background:#fff;color:var(--ink)}.btn.white:hover{background:#f1f1f3}
.arrow-link{color:var(--blue2);font-weight:400;font-size:17px;display:inline-flex;align-items:center;gap:3px}
.arrow-link:hover{text-decoration:underline}

/* headings / sections */
section{padding:84px 0}
h1{font-size:clamp(44px,8vw,92px);font-weight:700;line-height:1.04;letter-spacing:-.035em;margin:18px 0 0;max-width:16ch}
h2.sh{font-size:clamp(32px,5vw,56px);font-weight:700;letter-spacing:-.03em;line-height:1.06;margin:8px 0 0}
.sh-sub{font-size:clamp(18px,2.2vw,22px);color:var(--ink2);max-width:46ch;margin:16px auto 0;font-weight:400;letter-spacing:-.01em}
.lead{font-size:clamp(19px,2.4vw,24px);line-height:1.34;color:var(--ink2);margin:24px 0 0;font-weight:400;letter-spacing:-.015em}

/* hero dotted backdrop helper */
.dotbg{position:relative;overflow:hidden}
.dotbg::before{content:"";position:absolute;inset:0;z-index:0;
  background-image:radial-gradient(circle at center,#dfe3ea 1px,transparent 1.4px);background-size:30px 30px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 38%,#000 0%,transparent 72%);
  mask-image:radial-gradient(ellipse 70% 60% at 50% 38%,#000 0%,transparent 72%);opacity:.55}
.dotbg>*{position:relative;z-index:1}

/* generic cards & steps */
.card-soft{background:var(--bg2);border-radius:22px;padding:34px 30px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px}
@media(max-width:760px){.steps{grid-template-columns:1fr}}
.step{background:var(--bg2);border-radius:22px;padding:34px 30px}
.step .k{font-size:14px;font-weight:600;color:var(--blue2)}
.step h3{font-size:22px;font-weight:600;letter-spacing:-.02em;margin:14px 0 8px}
.step p{margin:0;color:var(--ink2);font-size:15.5px;line-height:1.5}

/* dark terminal component */
.term{background:var(--term);border-radius:16px;overflow:hidden;border:1px solid #1d1d22;
  box-shadow:0 40px 80px -42px rgba(0,0,0,.5)}
.tbar{display:flex;align-items:center;gap:13px;padding:13px 17px;border-bottom:1px solid #1c1c22}
.dots{display:flex;gap:7px}.dots i{width:11px;height:11px;border-radius:50%;border:1px solid #3a3a40;display:block}
.ttitle{color:var(--termdim);font-size:12px;font-family:ui-monospace,"SF Mono",Menlo,monospace}
.tlabel{margin-left:auto;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--termdim)}
.tbody{padding:20px 20px 24px;font-family:ui-monospace,"SF Mono",Menlo,monospace;font-size:13.5px;line-height:1.85;color:var(--termfg)}
.tbody .dim,.tbody .d{color:var(--termdim)}
.tbody .ok{color:#cfcfd4}
.adline{color:#fff}.adline .arrow,.adline .arr,.adline .src{color:var(--termdim)}
.cursor-blink{display:inline-block;width:8px;height:15px;background:var(--termfg);vertical-align:-2px;margin-left:2px;animation:blink 1.05s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

/* closing */
.closing{text-align:center;padding:96px 0 30px}
.closing h2{font-size:clamp(34px,5.5vw,64px);font-weight:700;letter-spacing:-.035em;line-height:1.05;margin:0 auto;max-width:17ch}
.closing p{font-size:clamp(18px,2.2vw,22px);color:var(--ink2);margin:18px auto 0;max-width:42ch;font-weight:400}
.herocta{display:flex;gap:18px;justify-content:center;align-items:center;margin-top:34px;flex-wrap:wrap}

/* footer */
footer{border-top:1px solid var(--line2);margin-top:60px}
.footin{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;padding:34px 0;color:var(--ink3);font-size:13px}
.footin a{color:var(--ink2)}.footin a:hover{color:var(--ink)}
.footnav{display:flex;gap:22px;flex-wrap:wrap}

/* reveal on scroll */
.rev{opacity:0;transform:translateY(22px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.8,.2,1)}
.rev.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rev{opacity:1;transform:none;transition:none}.cursor-blink{animation:none}}

/* ============================================================
   Carrossel (fade) — reutilizável em hero e cards
   ============================================================ */
.carousel{position:relative;border-radius:24px;overflow:hidden;background:#0a0a0c}
.carousel .slide{position:absolute;inset:0;opacity:0;transition:opacity .9s ease;z-index:0}
.carousel .slide.on{opacity:1;z-index:1}
.carousel .slide img{width:100%;height:100%;object-fit:cover;display:block}
.carousel .scrim{position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(to top,rgba(0,0,0,.72) 0%,rgba(0,0,0,.15) 38%,rgba(0,0,0,0) 66%)}
.carousel .cap{position:absolute;left:24px;bottom:22px;z-index:3;color:#fff;max-width:70%}
.carousel .cap .k{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#8fd6ff}
.carousel .cap .t{font-size:clamp(20px,2.4vw,30px);font-weight:700;letter-spacing:-.02em;margin-top:5px;line-height:1.1}
.carousel .cap .s{font-size:13px;color:rgba(255,255,255,.82);margin-top:5px}
.carousel .dots{position:absolute;bottom:20px;right:22px;z-index:4;display:flex;gap:8px}
.carousel .dots button{width:8px;height:8px;border-radius:999px;background:rgba(255,255,255,.45);border:0;cursor:pointer;padding:0;transition:width .3s,background .3s}
.carousel .dots button.on{background:#fff;width:22px}
.carousel .nav{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:38px;height:38px;border-radius:50%;
  background:rgba(20,20,22,.5);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.18);color:#fff;
  cursor:pointer;display:grid;place-items:center;font-size:17px;opacity:0;transition:opacity .25s}
.carousel:hover .nav{opacity:1}
.carousel .nav.prev{left:16px}.carousel .nav.next{right:16px}
.carousel.mini .cap{display:none}
.carousel.mini .dots{bottom:12px;right:14px}
.carousel.mini .nav{width:30px;height:30px;font-size:14px}

/* filmstrip — galeria horizontal com scroll-snap (estilo Apple) */
.filmstrip{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 24px 18px;
  margin:0 -24px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.filmstrip::-webkit-scrollbar{display:none}
.filmstrip .fcell{flex:0 0 auto;width:min(78vw,420px);scroll-snap-align:center;border-radius:20px;overflow:hidden;
  aspect-ratio:16/10;background:#0a0a0c;position:relative}
.filmstrip .fcell img{width:100%;height:100%;object-fit:cover;display:block}
.filmstrip .fcell .lbl{position:absolute;left:14px;bottom:12px;color:#fff;font-size:13px;font-weight:600;
  text-shadow:0 1px 8px rgba(0,0,0,.6)}