/* ============================================================
   Code to You Tech — Landing Page
   Design tokens da marca (petróleo + linho + âmbar)
   ============================================================ */
:root{
  --color-primary:#0F4C5C;
  --color-primary-deep:#072A31;
  --color-secondary:#2E7A85;
  --color-mist:#7FB0B4;
  --color-accent:#E4A063;
  --color-cream:#F4EFE3;
  --color-graphite:#1B2C30;
  --grad-cool:linear-gradient(120deg,#072A31,#2E7A85);

  --bg:#08313a;                 /* fundo geral (petróleo escuro) */
  --bg-alt:#0b3a44;             /* seção alternada */
  --surface:rgba(127,176,180,.06);
  --ink:#F4EFE3;
  --ink-soft:#b9cdd0;
  --rule:rgba(127,176,180,.18);

  --font:"Outfit","Segoe UI",system-ui,-apple-system,Arial,sans-serif;
  --maxw:1140px;
  --r-sm:8px; --r-md:14px; --r-lg:22px; --r-full:9999px;
  --nav-h:70px;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
h1,h2,h3{line-height:1.12;letter-spacing:-.02em;font-weight:700;text-wrap:balance;}
.container{max-width:var(--maxw);margin-inline:auto;padding-inline:24px;}
.grad-text{background:linear-gradient(100deg,var(--color-mist),var(--color-accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.eyebrow{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--color-accent);margin-bottom:14px;max-width:100%;}
@media(max-width:520px){.eyebrow{letter-spacing:.12em;white-space:normal;line-height:1.5;}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font);
  font-weight:600;font-size:.95rem;padding:12px 22px;border-radius:var(--r-full);border:1.5px solid transparent;
  cursor:pointer;transition:.18s ease;white-space:nowrap;}
.btn--primary{background:var(--color-primary);color:var(--color-cream);}
.btn--primary:hover{background:var(--color-secondary);transform:translateY(-2px);}
.btn--accent{background:var(--color-accent);color:#3a2410;}
.btn--accent:hover{filter:brightness(1.07);transform:translateY(-2px);box-shadow:0 10px 26px -10px rgba(228,160,99,.6);}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--rule);}
.btn--ghost:hover{background:var(--surface);border-color:var(--color-mist);}
.btn--lg{padding:15px 30px;font-size:1rem;}
.btn--block{width:100%;}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:.25s;}
.nav.sticky{background:rgba(7,42,49,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--rule);}
.nav__in{display:flex;align-items:center;gap:24px;height:var(--nav-h);}
.brand{display:flex;align-items:center;gap:10px;}
.brand__mark{width:38px;height:auto;}
.brand__name{font-weight:700;font-size:1.05rem;letter-spacing:.04em;}
.menu{display:flex;gap:6px;margin-left:auto;}
.menu a{padding:8px 14px;border-radius:var(--r-sm);font-size:.92rem;color:var(--ink-soft);transition:.15s;}
.menu a:hover{color:var(--ink);background:var(--surface);}
.nav__cta{padding:10px 18px;font-size:.88rem;}
.menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;margin-left:auto;}
.menu-btn span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.25s;}
.menu-btn.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-btn.open span:nth-child(2){opacity:0;}
.menu-btn.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- hero ---------- */
.hero{position:relative;padding:calc(var(--nav-h) + 70px) 0 90px;
  background:radial-gradient(120% 90% at 85% -10%,rgba(46,122,133,.5),transparent 55%),
             radial-gradient(90% 80% at 0% 100%,rgba(15,76,92,.55),transparent 60%),var(--color-primary-deep);}
.hero__in{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.hero h1{font-size:clamp(2.5rem,1.6rem+3.4vw,4rem);margin-bottom:20px;}
.lead{font-size:1.12rem;color:var(--ink-soft);max-width:52ch;margin-bottom:28px;}
.lead strong{color:var(--ink);font-weight:600;}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px;}
.hero__proof{display:flex;gap:20px;flex-wrap:wrap;font-size:.86rem;color:var(--color-mist);font-weight:500;}

/* terminal visual */
.hero__visual{position:relative;}
.terminal{position:relative;z-index:2;background:rgba(4,25,30,.9);border:1px solid var(--rule);border-radius:var(--r-lg);
  box-shadow:0 40px 80px -30px rgba(0,0,0,.7);overflow:hidden;font-family:ui-monospace,"Cascadia Code",Consolas,monospace;}
.terminal__bar{display:flex;align-items:center;gap:7px;padding:12px 16px;background:rgba(127,176,180,.08);border-bottom:1px solid var(--rule);}
.terminal__bar i{width:11px;height:11px;border-radius:50%;background:#3a4f54;}
.terminal__bar i:nth-child(1){background:#e4a063;}
.terminal__bar i:nth-child(2){background:#7fb0b4;}
.terminal__bar i:nth-child(3){background:#2e7a85;}
.terminal__bar span{margin-left:8px;font-size:.72rem;color:var(--ink-soft);opacity:.7;}
.terminal__body{padding:20px 22px;font-size:.9rem;line-height:1.9;}
.terminal__body p{white-space:nowrap;}
.tprompt{color:var(--color-accent);font-weight:700;}
.tok-cm{color:#6d8a8f;}
.tok-ok{color:var(--color-mist);font-weight:700;}
.tdim{color:#6d8a8f;font-size:.8em;}
.tline{opacity:0;animation:fadeUp .5s ease forwards;}
.tline:nth-child(2){animation-delay:.5s;}
.tline:nth-child(3){animation-delay:1s;}
.tline:nth-child(4){animation-delay:1.5s;}
.tline:nth-child(5){animation-delay:2s;}
.tline.out{animation-delay:2.6s;}
.cursor{display:inline-block;width:8px;height:1.05em;background:var(--color-accent);vertical-align:-2px;margin-left:3px;animation:blink 1s steps(1) infinite;}
.hero__glow{position:absolute;width:80%;right:-6%;top:-14%;opacity:.06;z-index:1;filter:blur(1px);pointer-events:none;}
@keyframes blink{50%{opacity:0;}}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}

/* ---------- sections ---------- */
.section{padding:96px 0;}
.section--alt{background:var(--bg-alt);}
.section__head{max-width:640px;margin-bottom:48px;}
.section__head h2,.diff__head h2{font-size:clamp(1.8rem,1.3rem+1.8vw,2.7rem);}
.section__sub{color:var(--ink-soft);font-size:1.05rem;margin-top:12px;}

/* diferencial */
.diff{padding:90px 0;background:
  linear-gradient(180deg,var(--color-primary-deep),var(--bg));}
.diff__head{max-width:680px;margin-bottom:44px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.pill-card{background:var(--surface);border:1px solid var(--rule);border-radius:var(--r-lg);padding:30px;transition:.2s;}
.pill-card:hover{border-color:rgba(228,160,99,.5);transform:translateY(-4px);}
.pill-card__ic{width:52px;height:52px;border-radius:var(--r-md);background:var(--grad-cool);display:flex;align-items:center;justify-content:center;color:var(--color-cream);margin-bottom:18px;}
.pill-card__ic svg{width:26px;height:26px;}
.pill-card h3{font-size:1.2rem;margin-bottom:8px;}
.pill-card p{color:var(--ink-soft);font-size:.95rem;}

/* serviços */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.svc{background:var(--surface);border:1px solid var(--rule);border-radius:var(--r-lg);padding:26px;transition:.2s;position:relative;overflow:hidden;}
.svc::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad-cool);opacity:0;transition:.2s;}
.svc:hover{transform:translateY(-4px);border-color:var(--rule);}
.svc:hover::before{opacity:1;}
.svc__ic{width:46px;height:46px;border-radius:var(--r-md);background:rgba(127,176,180,.12);color:var(--color-mist);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.svc__ic svg{width:24px;height:24px;}
.svc h3{font-size:1.1rem;margin-bottom:8px;}
.svc p{color:var(--ink-soft);font-size:.9rem;}

/* processo */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s;}
.step{position:relative;padding-top:20px;border-top:2px solid var(--rule);}
.step__n{font-size:.9rem;font-weight:700;color:var(--color-accent);font-variant-numeric:tabular-nums;letter-spacing:.1em;}
.step h3{font-size:1.15rem;margin:10px 0 8px;}
.step p{color:var(--ink-soft);font-size:.92rem;}

/* trabalhos */
.grid-work{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.work{background:var(--surface);border:1px solid var(--rule);border-radius:var(--r-lg);overflow:hidden;transition:.2s;}
.work:hover{transform:translateY(-4px);}
.work__frame{aspect-ratio:16/10;background:var(--color-primary-deep);display:flex;flex-direction:column;overflow:hidden;}
.work__bar{display:flex;align-items:center;gap:6px;padding:10px 12px;background:rgba(127,176,180,.06);border-bottom:1px solid var(--rule);}
.work__bar i{width:8px;height:8px;border-radius:50%;background:#3a4f54;}
.work__bar i:nth-child(1){background:#e4a063;}
.work__bar i:nth-child(2){background:#7fb0b4;}
.work__bar i:nth-child(3){background:#2e7a85;}
.work__bar span{margin-left:8px;font-family:ui-monospace,"Cascadia Code",Consolas,monospace;font-size:.68rem;color:#6d8a8f;}
.work__canvas{flex:1;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(120% 120% at 50% 0%,rgba(46,122,133,.35),transparent 68%);transition:.3s;}
.work__canvas svg{width:44px;height:44px;color:var(--color-mist);transition:.3s;}
.work:hover .work__canvas{background:radial-gradient(120% 120% at 50% 0%,rgba(228,160,99,.28),transparent 68%);}
.work:hover .work__canvas svg{color:var(--color-accent);transform:scale(1.08);}
.work__body{padding:20px;}
.tag{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--color-accent);background:rgba(228,160,99,.14);padding:4px 10px;border-radius:var(--r-full);margin-bottom:10px;}
.work__body h3{font-size:1.15rem;margin-bottom:6px;}
.work__body p{color:var(--ink-soft);font-size:.9rem;}

/* sobre */
.about{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center;}
.about__logo{background:var(--color-cream);border-radius:var(--r-lg);padding:44px;}
.about__text p{color:var(--ink-soft);margin-bottom:16px;max-width:56ch;}
.about__sign{margin-top:8px;padding-left:16px;border-left:3px solid var(--color-accent);}
.about__sign strong{display:block;color:var(--ink);font-size:1.05rem;}
.about__sign span{font-size:.85rem;color:var(--color-mist);}

/* contato */
.contact{display:grid;grid-template-columns:1fr 1fr .8fr;gap:20px;align-items:start;}
.form{background:var(--surface);border:1px solid var(--rule);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;gap:12px;}
.form--wa{border-color:rgba(228,160,99,.35);}
.form h3{font-size:1.15rem;margin-bottom:6px;}
.form label{font-size:.82rem;font-weight:600;color:var(--ink-soft);}
.form input,.form textarea{width:100%;font-family:var(--font);font-size:.95rem;color:var(--ink);
  background:rgba(4,25,30,.5);border:1.5px solid var(--rule);border-radius:var(--r-md);padding:12px 14px;transition:.15s;}
.form input::placeholder,.form textarea::placeholder{color:#6d8a8f;}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--color-accent);background:rgba(4,25,30,.75);}
.form textarea{min-height:96px;resize:vertical;}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.form__resp{font-size:.85rem;min-height:0;}
.form__resp.send{color:var(--color-mist);}
.form__resp.fail{color:#f0b48f;}
.contact__info{background:var(--grad-cool);border-radius:var(--r-lg);padding:28px;}
.contact__info h3{font-size:1.1rem;margin-bottom:16px;}
.contact__line{display:flex;align-items:center;gap:10px;padding:10px 0;font-size:.95rem;border-bottom:1px solid rgba(244,239,227,.15);transition:.15s;}
.contact__line:last-child{border-bottom:0;}
.contact__line:hover{color:var(--color-cream);padding-left:4px;}
.ci-ic{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;flex:none;
  border-radius:var(--r-sm);background:rgba(244,239,227,.12);color:var(--color-cream);}
.ci-ic svg{width:18px;height:18px;}

/* faixa de CTA */
.cta-band{position:relative;overflow:hidden;background:var(--grad-cool);}
.cta-band .container{position:relative;z-index:2;padding:72px 24px;text-align:center;}
.cta-band h2{font-size:clamp(1.7rem,1.2rem+2vw,2.7rem);color:var(--color-cream);margin-bottom:14px;}
.cta-band p{color:rgba(244,239,227,.86);font-size:1.08rem;max-width:56ch;margin:0 auto 28px;}
.cta-band .cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.cta-band .btn--accent{box-shadow:0 14px 34px -12px rgba(0,0,0,.5);}
.cta-band .btn--ghost{color:var(--color-cream);border-color:rgba(244,239,227,.4);}
.cta-band .btn--ghost:hover{background:rgba(244,239,227,.12);border-color:var(--color-cream);}
.cta-band__glyph{position:absolute;right:-3%;top:50%;transform:translateY(-50%);font-family:ui-monospace,monospace;
  font-size:clamp(14rem,30vw,26rem);line-height:1;color:rgba(4,25,30,.16);z-index:1;pointer-events:none;font-weight:700;}
.cta-band__note{margin-top:18px;font-size:.85rem;color:rgba(244,239,227,.7);}

/* footer */
.footer{background:var(--color-primary-deep);border-top:1px solid var(--rule);padding:40px 0;}
.footer__in{display:flex;align-items:center;gap:24px;flex-wrap:wrap;justify-content:space-between;}
.footer__brand{display:flex;align-items:center;gap:12px;}
.footer__brand img{width:40px;}
.footer__brand strong{display:block;font-size:1rem;}
.footer__brand span{font-size:.82rem;color:var(--color-mist);}
.footer__links{display:flex;gap:18px;}
.footer__links a{font-size:.9rem;color:var(--ink-soft);}
.footer__links a:hover{color:var(--ink);}
.footer__copy{font-size:.8rem;color:var(--ink-soft);opacity:.8;}

/* float + scroll up */
.wa-float{position:fixed;left:24px;bottom:24px;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;
  display:flex;align-items:center;justify-content:center;z-index:90;box-shadow:0 12px 30px -8px rgba(37,211,102,.6);transition:.2s;}
.wa-float svg{width:28px;height:28px;}
.wa-float:hover{transform:scale(1.08);}
.scroll-up{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:var(--r-md);border:1px solid var(--rule);
  background:rgba(7,42,49,.9);color:var(--ink);font-size:1.2rem;cursor:pointer;opacity:0;pointer-events:none;transition:.25s;z-index:90;}
.scroll-up.show{opacity:1;pointer-events:auto;}
.scroll-up:hover{background:var(--color-primary);}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  .tline,.cursor{animation:none;opacity:1;}
  html{scroll-behavior:auto;}
}

/* ---------- responsive ---------- */
@media(max-width:960px){
  .hero__in{grid-template-columns:1fr;gap:40px;}
  .hero__visual{order:-1;max-width:480px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .grid-work{grid-template-columns:repeat(2,1fr);}
  .about{grid-template-columns:1fr;gap:32px;}
  .about__logo{max-width:360px;}
  .contact{grid-template-columns:1fr 1fr;}
  .contact__info{grid-column:1/-1;}
}
@media(max-width:720px){
  .nav__cta{display:none;}
  .menu-btn{display:flex;}
  .menu{position:fixed;top:var(--nav-h);left:0;right:0;flex-direction:column;gap:0;
    background:rgba(7,42,49,.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--rule);
    padding:8px 16px 16px;transform:translateY(-120%);transition:.28s;margin-left:0;}
  .menu.active{transform:translateY(0);}
  .menu a{padding:14px 8px;border-bottom:1px solid var(--rule);border-radius:0;}
  .grid-3,.grid-4,.steps,.grid-work,.contact{grid-template-columns:1fr;}
  .form__row{grid-template-columns:1fr;}
  .footer__in{flex-direction:column;text-align:center;gap:18px;}
  .section{padding:70px 0;}
}