/* ===================================================================
   AC Design Studio — stylesheet
   Tema escuro, técnico (blueprint), acento teal sóbrio.
   Paleta do dragão (teal/roxo/rosa) usada com parcimônia.
   =================================================================== */

:root {
  --bg:        #0c0e14;
  --bg-2:      #0f121a;
  --surface:   #141823;
  --surface-2: #1a1f2c;
  --line:      rgba(255,255,255,.07);
  --line-2:    rgba(255,255,255,.13);

  --text:      #eceef4;
  --muted:     #99a1b3;
  --muted-2:   #69708130;

  --teal:      #2ad6c8;
  --teal-dim:  #1fb3a7;
  --purple:    #8a5cf0;
  --pink:      #ef5ba0;

  --panel:     #ffffff;   /* fundo claro p/ exibir o logo colorido */

  --radius:    16px;
  --radius-sm: 11px;
  --maxw:      1140px;
  --ease:      cubic-bezier(.22,.61,.36,1);
  --shadow:    0 26px 60px -28px rgba(0,0,0,.75);

  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  font-family: var(--font-body);
  background-color: #0a0c12;
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  /* grid técnico discreto (blueprint) sobre o gradiente do logo (teal → roxo → magenta) */
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px),
    linear-gradient(150deg, #0e3038 0%, #101539 36%, #231134 66%, #321428 100%);
  background-size: 48px 48px, 48px 48px, 100% 100%;
  background-position: -1px -1px, -1px -1px, center;
  background-repeat: repeat, repeat, no-repeat;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 4px; }

.container { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 600; font-size: .96rem;
  padding: .82rem 1.5rem; border-radius: 10px;
  transition: transform .2s var(--ease), background .2s, border-color .2s, color .2s;
  white-space: nowrap;
}
.btn--solid { background: var(--teal); color: #06120f; }
.btn--solid:hover { background: #41e2d4; transform: translateY(-1px); }
.btn--ghost { border: 1px solid var(--line-2); color: var(--text); }
.btn--ghost:hover { border-color: var(--teal); color: #fff; }
.btn--sm { padding: .5rem 1rem; font-size: .88rem; }
.btn--block { width: 100%; }
/* WhatsApp */
.btn--wa { background: #25d366; color: #04210f; }
.btn--wa:hover { background: #2fe575; transform: translateY(-1px); }
.btn--wa svg { width: 20px; height: 20px; }
/* Instagram */
.btn--ig { color: #fff; border: none;
  background: linear-gradient(45deg, #f9ce34 0%, #ee2a7b 45%, #6228d7 100%); }
.btn--ig:hover { transform: translateY(-1px); filter: brightness(1.08); }
.btn--ig svg { width: 20px; height: 20px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(12,14,20,.72);
  border-bottom: 1px solid transparent;
  transition: background .3s, border-color .3s;
}
.site-header.scrolled { background: rgba(12,14,20,.9); border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .6rem 0; }

.brand { display: inline-flex; align-items: center; }
/* logo colorido (fundo transparente) com contorno branco para destacar no fundo */
.brand-logo { height: 54px; width: auto; object-fit: contain;
  filter:
    drop-shadow(1.3px 0 0 #fff) drop-shadow(-1.3px 0 0 #fff)
    drop-shadow(0 1.3px 0 #fff) drop-shadow(0 -1.3px 0 #fff)
    drop-shadow(1px 1px 0 #fff) drop-shadow(-1px -1px 0 #fff)
    drop-shadow(1px -1px 0 #fff) drop-shadow(-1px 1px 0 #fff); }

.nav { display: flex; gap: 1.8rem; }
.nav a { font-size: .94rem; color: var(--muted); position: relative; transition: color .2s; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: -5px; width: 0; height: 2px; background: var(--teal); transition: width .25s var(--ease); }
.nav a:hover { color: var(--text); }
.nav a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 1.1rem; }
.lang-switch { display: flex; align-items: center; gap: .45rem; }
.lang-btn { padding: 0; line-height: 0; border-radius: 4px; opacity: .4; transition: opacity .2s, transform .2s; }
.lang-btn img { width: 26px; height: 18px; border-radius: 3px; display: block; object-fit: cover; box-shadow: 0 0 0 1px rgba(255,255,255,.12); }
.lang-btn:hover { opacity: .85; transform: translateY(-1px); }
.lang-btn.is-active { opacity: 1; }
.lang-btn.is-active img { box-shadow: 0 0 0 2px var(--teal); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .3s, opacity .3s; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2.5rem, 5vw, 4rem); }
/* leve clarão teal único, no topo — nada de arco-íris */
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(700px 380px at 72% 12%, rgba(42,214,200,.10), transparent 70%);
}
.hero-inner { position: relative; z-index: 2; }
.hero-copy { max-width: 640px; }

/* arte de fundo do banner (logo colorido, fundo transparente) */
.hero-art {
  position: absolute; z-index: 0; pointer-events: none;
  top: 50%; transform: translateY(-50%);
  /* alinha a borda direita da arte com a margem do conteúdo (não sangra na lateral) */
  right: calc((100% - min(100% - 2.5rem, var(--maxw))) / 2);
  width: min(52%, 660px); aspect-ratio: 1270 / 743;
  background: url('../images/logo-emblem-trans.png') center / contain no-repeat;
  opacity: .9;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 44%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 44%);
}

.eyebrow { display: inline-flex; align-items: center; gap: .55rem; font-family: var(--font-head); font-size: .78rem; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px rgba(42,214,200,.18); }

.hero-title { font-family: var(--font-head); font-weight: 700; font-size: clamp(2.4rem, 5.6vw, 3.9rem); line-height: 1.06; letter-spacing: -1.4px; margin: 1.1rem 0 1.1rem; }
.hero-title span { display: block; }
.hero-title em { display: block; font-style: normal; color: var(--teal); }
.hero-lead { color: var(--muted); font-size: 1.08rem; max-width: 35rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin: 1.8rem 0 2rem; }

.hero-tags { display: flex; flex-wrap: wrap; gap: .5rem .55rem; }
.hero-tags li { font-size: .82rem; color: var(--muted); padding: .35rem .75rem; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.015); }

/* ---------- Capabilities strip ---------- */
.cap-strip { border-block: 1px solid var(--line); background: rgba(8,10,18,.3); }
.cap-inner { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem 2.4rem; padding: 1.1rem 0; }
.cap-inner span { position: relative; font-family: var(--font-head); font-size: .82rem; letter-spacing: 2px; text-transform: uppercase; color: var(--muted); }
.cap-inner span + span::before { content: ""; position: absolute; left: -1.2rem; top: 50%; width: 4px; height: 4px; transform: translateY(-50%) rotate(45deg); background: var(--teal); opacity: .55; }

/* ---------- Sections ---------- */
.section { padding: clamp(4rem, 9vw, 6.5rem) 0; }
.section--alt { background: rgba(8,10,18,.38); border-block: 1px solid var(--line); }
.section--cta { background: rgba(8,10,18,.38); border-top: 1px solid var(--line); }

.section-tag { display: inline-flex; align-items: center; font-family: var(--font-head); font-size: .76rem; letter-spacing: 2px; text-transform: uppercase; color: var(--teal); }
.section-tag::before { content: ""; width: 22px; height: 1px; background: var(--teal); margin-right: .6rem; opacity: .7; }
.section-title { font-family: var(--font-head); font-weight: 700; font-size: clamp(1.65rem, 3.8vw, 2.5rem); line-height: 1.15; letter-spacing: -.6px; margin: .7rem 0 1rem; }
.section-text { color: var(--muted); font-size: 1.03rem; max-width: 40rem; }
.section-text--center { margin-inline: auto; text-align: center; }
.section-head { text-align: center; margin-bottom: 3rem; }
.section-head .section-tag::before { display: none; }
.section-head .section-text { margin-top: .5rem; }

.grid-2 { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }

.check-list { display: grid; gap: .85rem; }
.check-list li { position: relative; padding-left: 1.8rem; color: var(--text); font-size: .98rem; }
.check-list li::before { content: ""; position: absolute; left: 0; top: .55em; width: 9px; height: 9px; border: 2px solid var(--teal); border-top: 0; border-right: 0; transform: rotate(-45deg); }

/* About — painel de diferenciais */
.about-panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.9rem 1.8rem; position: relative; overflow: hidden; }
.about-panel::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 2px; background: linear-gradient(90deg, var(--teal), var(--purple), var(--pink)); }
.about-panel-title { font-family: var(--font-head); font-size: 1.05rem; margin-bottom: 1.3rem; padding-bottom: 1.1rem; border-bottom: 1px solid var(--line); }

/* ---------- Service cards ---------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.service-card { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.9rem 1.6rem; transition: transform .25s var(--ease), border-color .25s; overflow: hidden; }
.service-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.service-card--featured { border-color: rgba(42,214,200,.35); }
.service-card--featured::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--teal), var(--purple), var(--pink)); }
.service-no { position: absolute; top: 1.3rem; right: 1.4rem; font-family: var(--font-head); font-size: .8rem; color: #495066; letter-spacing: 1px; }
.service-icon { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: rgba(42,214,200,.1); border: 1px solid rgba(42,214,200,.22); margin-bottom: 1.1rem; color: var(--teal); }
.service-icon svg { width: 25px; height: 25px; }
.service-card h3 { font-family: var(--font-head); font-size: 1.2rem; margin-bottom: .55rem; }
.service-card > p { color: var(--muted); font-size: .95rem; margin-bottom: 1.1rem; line-height: 1.6; }
.service-card ul { display: grid; gap: .5rem; }
.service-card ul li { position: relative; padding-left: 1.3rem; font-size: .9rem; color: var(--text); }
.service-card ul li::before { content: ""; position: absolute; left: .15rem; top: .55em; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); }
.badge { position: absolute; top: 1.5rem; right: 1.4rem; font-family: var(--font-head); font-size: .66rem; letter-spacing: 1px; text-transform: uppercase; padding: .28rem .6rem; border-radius: 6px; background: rgba(42,214,200,.14); color: var(--teal); border: 1px solid rgba(42,214,200,.3); font-weight: 600; }
.service-card--featured .service-no { display: none; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.step { position: relative; padding: 1.7rem 1.3rem; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); transition: transform .25s var(--ease), border-color .25s; }
.step:hover { transform: translateY(-3px); border-color: var(--line-2); }
.step-num { font-family: var(--font-head); font-size: 1.7rem; font-weight: 700; color: transparent; -webkit-text-stroke: 1.2px var(--teal-dim); }
.step h3 { font-family: var(--font-head); font-size: 1.1rem; margin: .5rem 0 .35rem; }
.step p { color: var(--muted); font-size: .9rem; line-height: 1.55; }

/* ---------- Gallery ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.gallery-item { position: relative; aspect-ratio: 4/3; border-radius: var(--radius); border: 1px solid var(--line); overflow: hidden; display: flex; align-items: flex-end; padding: 1rem; transition: transform .25s var(--ease); }
.gallery-item:hover { transform: translateY(-3px); }
.gallery-item::before { content: ""; position: absolute; inset: 0; z-index: 0; }
.gallery-item::after { content: ""; position: absolute; inset: 0; z-index: 0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 22px 22px; }
.g-1::before { background: linear-gradient(135deg, #15303a, #0e1d29); }
.g-2::before { background: linear-gradient(135deg, #241b3c, #14131f); }
.g-3::before { background: linear-gradient(135deg, #33182c, #18121d); }
.g-4::before { background: linear-gradient(135deg, #123734, #0d2029); }
.g-5::before { background: linear-gradient(135deg, #20193a, #131426); }
.g-6::before { background: linear-gradient(135deg, #321a29, #1a1320); }
.gallery-item figcaption { position: relative; z-index: 1; font-family: var(--font-head); font-size: .85rem; background: rgba(12,14,20,.72); padding: .38rem .75rem; border-radius: 8px; border: 1px solid var(--line); backdrop-filter: blur(4px); }
.gallery-cta { display: flex; justify-content: center; margin-top: 2rem; }
.gallery-note { text-align: center; color: #5b6275; font-size: .85rem; margin-top: 1.2rem; }

/* ---------- Contact ---------- */
.cta-inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.contact-list { margin-top: 1.6rem; display: grid; gap: .85rem; }
.contact-list li { display: flex; align-items: center; gap: .8rem; }
.contact-list .ci { flex: none; width: 36px; height: 36px; display: grid; place-items: center; border-radius: 9px; background: rgba(42,214,200,.1); border: 1px solid rgba(42,214,200,.22); color: var(--teal); }
.contact-list a { color: var(--text); }
.contact-list a:hover { color: var(--teal); }

.contact-form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.7rem; display: grid; gap: 1rem; }
.field { display: grid; gap: .4rem; }
.field label { font-size: .84rem; color: var(--muted); font-weight: 500; }
.field input, .field select, .field textarea {
  background: var(--bg); border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  padding: .78rem .9rem; color: var(--text); font-family: inherit; font-size: .95rem; transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(42,214,200,.14); outline: none; }
.field textarea { resize: vertical; }
.form-feedback { font-size: .89rem; text-align: center; min-height: 1.2em; }
.form-feedback.ok { color: var(--teal); }
.form-feedback.err { color: var(--pink); }
.cta-copy .btn--wa { margin-top: 1.6rem; }

/* ---------- Floating WhatsApp ---------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-items: center;
  background: #25d366; color: #fff;
  box-shadow: 0 10px 30px -6px rgba(37,211,102,.55), 0 4px 14px rgba(0,0,0,.4);
  transition: transform .2s var(--ease), box-shadow .2s;
  animation: wa-pulse 2.6s ease-in-out infinite;
}
.wa-float svg { width: 30px; height: 30px; }
.wa-float:hover { transform: scale(1.08); }
@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 10px 30px -6px rgba(37,211,102,.55), 0 0 0 0 rgba(37,211,102,.45); }
  50% { box-shadow: 0 10px 30px -6px rgba(37,211,102,.55), 0 0 0 12px rgba(37,211,102,0); }
}
@media (max-width: 560px) { .wa-float { width: 52px; height: 52px; right: 16px; bottom: 16px; } .wa-float svg { width: 27px; height: 27px; } }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: rgba(6,8,14,.55); padding: 2.8rem 0 2.4rem; }
.footer-inner { display: grid; gap: 1.1rem; justify-items: center; text-align: center; }
.footer-logo { height: 92px; width: auto; object-fit: contain;
  filter:
    drop-shadow(1.3px 0 0 #fff) drop-shadow(-1.3px 0 0 #fff)
    drop-shadow(0 1.3px 0 #fff) drop-shadow(0 -1.3px 0 #fff)
    drop-shadow(1px 1px 0 #fff) drop-shadow(-1px -1px 0 #fff)
    drop-shadow(1px -1px 0 #fff) drop-shadow(-1px 1px 0 #fff); }
.footer-tag { color: var(--muted); max-width: 28rem; }
.footer-nav { display: flex; gap: 1.5rem; flex-wrap: wrap; justify-content: center; }
.footer-nav a { color: var(--muted); font-size: .92rem; transition: color .2s; }
.footer-nav a:hover { color: var(--teal); }
.footer-meta { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; color: #5b6275; font-size: .83rem; padding-top: .6rem; border-top: 1px solid var(--line); width: min(100%, 30rem); margin-top: .4rem; }
.footer-credit { color: #5b6275; font-size: .82rem; margin-top: .2rem; }
.footer-credit a { color: var(--teal); font-weight: 500; }
.footer-credit a:hover { text-decoration: underline; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 940px) {
  .hero-art { width: 108%; right: -28%; opacity: .2; -webkit-mask-image: radial-gradient(circle at 70% 50%, #000 0%, transparent 70%); mask-image: radial-gradient(circle at 70% 50%, #000 0%, transparent 70%); }
  .grid-2, .cta-inner { grid-template-columns: 1fr; }
  .cards-3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }

  .nav { position: fixed; inset: 0 0 0 auto; width: min(78%, 320px); flex-direction: column; gap: 1.3rem; background: var(--surface); padding: 5.5rem 2rem 2rem; transform: translateX(100%); transition: transform .35s var(--ease); border-left: 1px solid var(--line); z-index: 40; }
  .nav.open { transform: none; }
  .nav a { font-size: 1.08rem; }
  .nav-toggle { display: flex; z-index: 60; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

@media (max-width: 560px) {
  .steps, .gallery { grid-template-columns: 1fr; }
  .header-actions .btn--sm { display: none; }
  .hero-title { letter-spacing: -1px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  html { scroll-behavior: auto; }
}