/* ==========================================================================
   Mitra Arquitetura — LP
   Depende de tokens.css (cores, fontes, espaços). Cantos sempre retos.
   ========================================================================== */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--fg);font-family:var(--font-sans);font-weight:300;font-size:var(--fs-body);line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
em{font-family:var(--font-display);font-style:italic;font-weight:400;color:var(--accent)}
:focus-visible{outline:2px solid var(--fendi-600);outline-offset:3px}

.container{width:min(var(--container),100% - var(--gutter)*2);margin-inline:auto}
.center{display:flex;justify-content:center;margin-top:var(--sp-8)}
.display{font-family:var(--font-display);font-weight:300;line-height:1.04;letter-spacing:-.01em}
.lead{font-size:var(--fs-lead);color:var(--fg-muted);max-width:56ch}
.section{padding:var(--section-y) 0;position:relative}
.section-title{font-size:var(--fs-display-l);max-width:18ch}

/* ---------- entrada suave ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity var(--dur-slow) var(--ease-out) var(--d,0s),transform var(--dur-slow) var(--ease-out) var(--d,0s)}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}

/* ---------- grão e luz de janela ---------- */
.grain::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(110,96,82,.2) .6px,transparent .8px),radial-gradient(rgba(110,96,82,.12) .5px,transparent .7px);
  background-size:7px 7px,11px 11px;background-position:0 0,3px 5px}

/* ---------- botões ---------- */
.btn{position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;gap:12px;font-family:var(--font-sans);font-weight:500;font-size:.72rem;letter-spacing:var(--ls-button);text-transform:uppercase;padding:18px 30px;border:1px solid transparent;cursor:pointer;transition:all var(--dur-base) var(--ease-out);white-space:nowrap}
.btn svg{width:16px;height:16px;flex:none;transition:transform var(--dur-base) var(--ease-out)}
.btn:hover .ico-arrow{transform:translateX(4px)}
.btn .ico-wa{display:none;width:18px;height:18px}
.btn-primary{background:linear-gradient(135deg,#F1EAE0 0%,#DDD2C4 55%,#CFC0AC 100%);color:var(--fendi-800);border-color:rgba(255,255,255,.7);box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 12px 30px -16px rgba(138,122,104,.55)}
.btn-primary:hover{background:linear-gradient(135deg,#F7F2EA 0%,#E6DCCE 55%,#D6C8B5 100%);box-shadow:inset 0 1px 0 #fff,0 18px 38px -16px rgba(138,122,104,.65);transform:translateY(-2px)}
.btn-primary::after{content:"";position:absolute;top:0;bottom:0;left:-60%;width:40%;z-index:-1;pointer-events:none;transform:skewX(-20deg);background:linear-gradient(90deg,transparent,rgba(255,255,255,.85),transparent);animation:shine 2.6s var(--ease-soft) infinite}
@keyframes shine{0%{left:-60%}55%,100%{left:140%}}
.btn-lg{padding:22px 38px;font-size:.78rem}
.btn-lg .ico-wa{display:block}

/* ---------- moldura fina + brilho ---------- */
.frame{position:relative;border:1px solid var(--line-fendi);padding:14px}
.frame img{width:100%;object-fit:cover}
.spark{position:absolute;width:16px;height:16px;color:var(--fendi-600);transform:translate(-50%,-50%);z-index:2}
.spark svg{width:100%;height:100%;display:block;filter:drop-shadow(0 0 5px rgba(176,158,138,.55))}
.hairline{position:relative;height:16px;display:flex;align-items:center;justify-content:center;margin:var(--sp-9) 0 var(--sp-7)}
.hairline::before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:var(--line-fendi)}
.hairline .spark{position:relative;transform:none;background:var(--bg);padding:0 6px;width:28px;height:16px;box-sizing:content-box}
.hairline .spark svg{width:16px;margin:auto}

/* ---------- vidro ---------- */
.glass{background:var(--glass-bg);border:1px solid var(--glass-border);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);box-shadow:var(--glass-highlight),var(--glass-shadow)}

/* ---------- navegação ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:60;padding:14px 0;transition:all var(--dur-base) var(--ease-out)}
.nav-inner{width:min(var(--container),100% - var(--gutter)*2);margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 10px 10px 24px;border:1px solid transparent;transition:all var(--dur-base) var(--ease-out)}
.nav.scrolled .nav-inner{background:rgba(254,254,254,.62);border-color:rgba(254,254,254,.85);backdrop-filter:var(--glass-blur-strong);-webkit-backdrop-filter:var(--glass-blur-strong);box-shadow:var(--glass-highlight),0 18px 40px -26px rgba(70,56,40,.45)}
.nav-logo img{height:44px;width:auto}
.nav-cta{padding:14px 24px}

/* ---------- 01 · HERO (sempre 100vh) ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;padding:120px 0 64px;overflow:hidden;isolation:isolate;background:var(--bg-alt)}
.hero-bg{position:absolute;inset:0;z-index:-1;background:
  radial-gradient(55% 60% at 80% 35%,rgba(176,158,138,.34),transparent 70%),
  linear-gradient(135deg,#F6F2ED 0%,#FEFEFE 75%)}
.hero-bg::before{content:"";position:absolute;inset:0;opacity:.5;background-image:radial-gradient(rgba(110,96,82,.2) .6px,transparent .8px),radial-gradient(rgba(110,96,82,.12) .5px,transparent .7px);background-size:7px 7px,11px 11px;background-position:0 0,3px 5px}
.hero-bg::after{content:"";position:absolute;inset:-10%;opacity:.55;filter:blur(18px);background:repeating-linear-gradient(115deg,transparent 0 120px,rgba(176,158,138,.14) 120px 190px,transparent 190px 330px)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,6rem);align-items:center;width:min(var(--container),100% - var(--gutter)*2)}
.hero h1{font-size:clamp(3rem,1.4rem + 4.6vw,6rem);margin-bottom:28px}
.hero .lead{margin-bottom:40px}
.hero-visual{position:relative;justify-self:end;width:min(100%,580px,calc((100svh - 215px) * .8))}
.hero-visual .frame img{aspect-ratio:4/5;object-position:50% 25%}
.hero-project{position:absolute;left:-14%;bottom:7%;width:44%;padding:8px;margin:0;z-index:3}
.hero-project img{width:100%;aspect-ratio:1/1;object-fit:cover}

/* ---------- 02 · SERVIÇOS ---------- */
.services{background:var(--bg)}
.services .section-title{margin-bottom:var(--sp-8);max-width:none;text-align:center}
@media(max-width:700px){.br-d{display:none}}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-5)}
.card{background:var(--bg-alt);border:1px solid var(--line);padding:44px 36px 48px;display:flex;flex-direction:column;transition:transform var(--dur-slow) var(--ease-out),border-color var(--dur-base),background var(--dur-base),box-shadow var(--dur-slow)}
.card:hover{transform:translateY(-6px);border-color:var(--line-fendi);background:#fff;box-shadow:0 30px 60px -36px rgba(70,56,40,.4)}
.card-ico{width:44px;height:44px;color:var(--fendi-600);margin-bottom:56px;stroke-width:1.5}
.card h3{font-weight:500;font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;margin-bottom:16px;color:var(--fg)}
.card p{color:var(--fg-muted);font-size:.95rem}

/* ---------- PROJETOS · galeria masonry ---------- */
.gallery{background:var(--bg-alt)}
.masonry{columns:3;column-gap:var(--sp-5)}
.shot{display:block;width:100%;margin:0 0 var(--sp-5);padding:0;border:0;background:#E9E1D6;cursor:zoom-in;position:relative;overflow:hidden;break-inside:avoid}
.shot img{width:100%;transition:transform 1.2s var(--ease-out),filter var(--dur-base)}
.shot::after{content:"";position:absolute;inset:0;border:1px solid transparent;transition:border-color var(--dur-base);pointer-events:none}
.shot:hover img{transform:scale(1.05)}
.shot:hover::after{border-color:rgba(254,254,254,.8);inset:10px}
.lightbox{position:fixed;inset:0;z-index:100;display:grid;place-items:center;background:rgba(27,27,27,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);opacity:0;transition:opacity var(--dur-base)}
.lightbox.open{opacity:1}
.lightbox[hidden]{display:none}
.lb-img{max-width:min(92vw,1500px);max-height:88vh;width:auto;height:auto;object-fit:contain;box-shadow:0 40px 100px -30px rgba(0,0,0,.7)}
.lb-btn{position:absolute;width:52px;height:52px;display:grid;place-items:center;background:rgba(254,254,254,.1);border:1px solid rgba(254,254,254,.25);color:#FEFEFE;cursor:pointer;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition:background var(--dur-base)}
.lb-btn:hover{background:rgba(254,254,254,.22)}
.lb-btn svg{width:22px;height:22px}
.lb-close{top:20px;right:20px}.lb-prev{left:20px;top:50%;transform:translateY(-50%)}.lb-next{right:20px;top:50%;transform:translateY(-50%)}

/* ---------- 03 · QUEM SOMOS ---------- */
.about{background:var(--bg);isolation:isolate}
.about-top{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,6vw,6rem);align-items:center}
.about-text .section-title{margin-bottom:32px;max-width:14ch}
.about-text p+p{margin-top:20px;color:var(--fg-muted);max-width:56ch}
.about-duo{justify-self:end;width:min(100%,460px)}
.about-duo img{aspect-ratio:4/5;object-position:50% 30%}
.partners{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-5);margin-top:var(--sp-9)}
.partner{position:relative;overflow:hidden;isolation:isolate;aspect-ratio:4/5}
.partner>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 22%;z-index:-1;transition:transform 1.4s var(--ease-out)}
.partner:hover>img{transform:scale(1.04)}
.partner-cap{position:absolute;left:14px;right:14px;bottom:14px;padding:26px 28px;background:rgba(27,27,27,.5)}
.partner-cap h3{font-family:var(--font-display);font-weight:400;font-size:2.2rem;line-height:1;margin-bottom:12px;letter-spacing:.02em;text-transform:uppercase}
.partner-cap p{font-size:.88rem;line-height:1.65;color:rgba(254,254,254,.86)}
.meaning{font-size:var(--fs-display-m);text-align:center;max-width:30em;margin-inline:auto;line-height:1.2}

/* ---------- 04 · CONVERSÃO ---------- */
.cta{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;padding:var(--section-y) 0;overflow:hidden;isolation:isolate;color:var(--fg)}
.cta-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.cta-shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(27,27,27,.72) 0%,rgba(27,27,27,.45) 55%,rgba(27,27,27,.15) 100%)}
.cta-card{max-width:640px;padding:clamp(28px,4vw,56px);background:rgba(27,27,27,.4)}
.cta-card h2{font-size:var(--fs-display-l);margin-bottom:28px}
.cta-card .lead{color:#FEFEFE;margin-bottom:16px}
.cta-card p:not(.lead){color:var(--fg-muted);margin-bottom:36px}

/* ---------- rodapé ---------- */
.footer{padding:56px 0 64px;text-align:center;background:var(--bg)}
.footer img{height:64px;width:auto;margin:0 auto 18px}
.footer p{font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--fg-muted)}
.contact{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 36px;list-style:none;margin:0 0 28px;padding:0}
.contact a{display:inline-flex;align-items:center;gap:10px;font-size:.88rem;color:var(--fg-muted);transition:color .3s}
.contact a:hover{color:var(--fendi-700)}
.contact svg{width:18px;height:18px;flex:none;color:var(--fendi-600)}
.social{display:flex;justify-content:center;gap:12px;list-style:none;margin:0 0 22px;padding:0}
.social a{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line-fendi);color:var(--fendi-700);transition:background .3s,color .3s,border-color .3s}
.social a:hover{background:var(--fendi-700);border-color:var(--fendi-700);color:#fff}
.social svg{width:20px;height:20px}
.footer .credit{margin-top:14px;font-size:.68rem;letter-spacing:.14em}
.footer .credit a{color:var(--fg-muted);border-bottom:1px solid transparent;transition:color .3s,border-color .3s}
.footer .credit a:hover{color:var(--fendi-700);border-bottom-color:var(--fendi-700)}

/* ---------- WhatsApp flutuante ---------- */
.wa-fab{border-radius:50%;position:fixed;right:clamp(16px,2.5vw,32px);bottom:clamp(16px,2.5vw,32px);z-index:55;width:60px;height:60px;display:grid;place-items:center;background:#25D366;color:#fff;box-shadow:0 16px 36px -14px rgba(11,46,23,.6);opacity:0;transform:translateY(16px);pointer-events:none;transition:all var(--dur-base) var(--ease-out)}
.wa-fab.show{opacity:1;transform:none;pointer-events:auto}
.wa-fab:hover{transform:translateY(-3px)}
.wa-fab svg{width:28px;height:28px}
.wa-fab::after{content:"";position:absolute;inset:0;border-radius:50%;border:1px solid #25D366;animation:ring 2.6s infinite}
@keyframes ring{0%{transform:scale(1);opacity:.7}70%,100%{transform:scale(1.5);opacity:0}}

/* ---------- responsivo ---------- */
@media (max-width:980px){
  .hero{align-items:flex-start;padding-top:112px}
  .hero-grid,.about-top{grid-template-columns:1fr}
  .hero-visual{justify-self:center;width:min(100%,400px);margin-inline:auto}
  .hero-project{left:-4%;width:40%}
  .about-duo{justify-self:start;width:min(100%,420px)}
  .cards{grid-template-columns:1fr}
  .masonry{columns:2}
  .shot-extra{display:none}
  .about-duo{order:-1;justify-self:start;width:min(100%,420px);margin-bottom:var(--sp-3)}
  .card-ico{margin-bottom:36px}
  .partners{grid-template-columns:1fr}
  .partner{aspect-ratio:4/5}
  .cta-shade{background:linear-gradient(180deg,rgba(27,27,27,.45),rgba(27,27,27,.7))}
}
@media (max-width:640px){
  .nav-inner{padding:8px 8px 8px 16px}
  .nav-logo img{height:36px}
  .nav-cta{padding:12px 14px;gap:8px;font-size:.6rem;letter-spacing:.06em;white-space:nowrap}
  .nav-cta .ico-arrow{display:none}
  .nav-cta .ico-wa{display:block;width:16px;height:16px}
  .btn{white-space:normal;text-align:left}
  .btn-lg{width:100%;justify-content:center;padding:20px 18px;gap:10px;letter-spacing:.1em;font-size:.7rem}
  .btn-lg .ico-arrow{display:none}
  .hero-visual{width:100%}
  .partner{aspect-ratio:3/4.3}
  .partner>img{object-position:50% 14%}
  .partner-cap{left:8px;right:8px;bottom:8px;padding:16px 18px}
  .partner-cap h3{font-size:1.4rem;margin-bottom:8px}
  .partner-cap p{font-size:.78rem;line-height:1.55}
  .wa-fab{width:54px;height:54px}
  .masonry{column-gap:var(--sp-3)}.shot{margin-bottom:var(--sp-3)}
  .lb-prev{left:8px}.lb-next{right:8px}.lb-btn{width:44px;height:44px}.lb-close{top:12px;right:12px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}