/* =========================================================
   Linda Fotografia — Home
   Paleta clara e dourada (identidade original preservada)
   ========================================================= */
:root{
  --bg:#F8F8F8;
  --ink:#C2A676;          /* dourado suave */
  --ink-strong:#A58B5A;   /* dourado mais escuro */
  --muted:#D6C7A1;
  --line:#EDE9E2;
  --card:#FFFFFF;
  --accent:#D4B87A;
  --accent-ink:#725E2B;
  --cream:#FFF6E2;

  /* derivados */
  --cream-soft:#FFFBF2;
  --text:#5E4D27;          /* texto corrido (contraste ~8:1 sobre --bg) */
  --text-soft:#7A6538;     /* texto secundário (~5.5:1) */
  --heading:#8C7445;       /* títulos grandes */
  --line-strong:#E5D7B5;
  --shadow-sm:0 2px 10px rgba(114,94,43,.06);
  --shadow-md:0 18px 40px -18px rgba(114,94,43,.28);
  --radius:18px;
  --radius-sm:12px;

  --font-serif:"Cormorant Garamond", "Cormorant", Garamond, "Times New Roman", serif;
  --font-sans:"Jost", "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;

  --header-h:68px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- base ---------- */
*,*::before,*::after{ box-sizing:border-box }
html{ scroll-behavior:smooth; scroll-padding-top:calc(var(--header-h) + 12px); -webkit-text-size-adjust:100% }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-weight:300;
  font-size:16px;
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{ max-width:100%; height:auto; display:block }
a{ color:var(--accent-ink); text-decoration:none; transition:color .2s var(--ease) }
a:hover{ color:var(--ink-strong) }
strong{ font-weight:500; color:var(--accent-ink) }
em{ font-style:italic }
ul,ol{ margin:0; padding:0; list-style:none }
h1,h2,h3{ margin:0; font-family:var(--font-serif); font-weight:500; color:var(--heading); letter-spacing:.005em }
p{ margin:0 }
button{ font:inherit; color:inherit; cursor:pointer }
code{ font-family:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size:.88em; background:var(--cream); padding:.1em .35em; border-radius:6px; color:var(--accent-ink) }

:focus{ outline:none }
:focus-visible{ outline:2px solid var(--ink-strong); outline-offset:3px; border-radius:6px }

.sr-only{ position:absolute!important; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0 }
.skip{
  position:absolute; left:12px; top:-60px; z-index:100;
  background:var(--accent-ink); color:#fff; padding:10px 14px; border-radius:10px;
  transition:top .2s var(--ease);
}
.skip:focus{ top:12px; color:#fff }

.container{ width:100%; max-width:1180px; margin:0 auto; padding:0 16px }
@media (min-width:640px){ .container{ padding:0 28px } }

/* proteção leve de imagens */
.protect, .gallery img, .lightbox img{
  -webkit-user-drag:none;
  user-select:none; -webkit-user-select:none;
  -webkit-touch-callout:none;
}

/* ---------- tipografia utilitária ---------- */
.eyebrow{
  font-family:var(--font-sans);
  font-size:12px; font-weight:500;
  letter-spacing:.24em; text-transform:uppercase;
  color:var(--text-soft);
  display:inline-flex; align-items:center; gap:12px;
}
.eyebrow::before{ content:""; width:28px; height:1px; background:var(--ink) }
.section-title{ font-size:clamp(2rem, 6vw, 3.25rem); line-height:1.08; margin-top:12px }
.section-title em, .hero-title em{ color:var(--ink-strong); font-weight:400 }
.section-lead{ margin-top:14px; color:var(--text-soft); max-width:52ch }
.section-head{ margin-bottom:clamp(28px, 5vw, 48px) }

/* ---------- botões ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  min-height:46px; padding:0 24px;
  border-radius:999px; border:1px solid var(--line-strong);
  font-family:var(--font-sans); font-size:13px; font-weight:500;
  letter-spacing:.14em; text-transform:lowercase;
  transition:background-color .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease);
  white-space:nowrap;
}
.btn-solid{ background:var(--accent-ink); border-color:var(--accent-ink); color:#fff }
.btn-solid:hover{ background:#5F4E22; border-color:#5F4E22; color:#fff; box-shadow:0 10px 24px -10px rgba(114,94,43,.6); transform:translateY(-1px) }
.btn-ghost{ background:var(--cream); color:var(--accent-ink) }
.btn-ghost:hover{ background:#FFF0CF; border-color:var(--accent); color:var(--accent-ink); transform:translateY(-1px) }
.btn-wide{ width:100% }

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(248,248,248,.78);
  -webkit-backdrop-filter:saturate(1.4) blur(14px);
  backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--ease), box-shadow .3s var(--ease), background-color .3s var(--ease);
}
.site-header.is-scrolled{ border-bottom-color:var(--line); box-shadow:var(--shadow-sm); background:rgba(248,248,248,.9) }
.header-inner{ height:var(--header-h); display:flex; align-items:center; justify-content:space-between; gap:16px }
.brand{ display:inline-flex; align-items:center; flex-shrink:0 }
.brand img{ height:36px; width:auto }
@media (min-width:900px){ .brand img{ height:42px } }

.menu-toggle{
  display:inline-grid; place-items:center;
  width:44px; height:44px; margin-right:-8px;
  background:transparent; border:0; border-radius:12px;
}
.menu-bars, .menu-bars::before, .menu-bars::after{
  display:block; width:22px; height:1.5px; background:var(--accent-ink); border-radius:2px;
  transition:transform .3s var(--ease), opacity .2s var(--ease), background-color .2s;
}
.menu-bars{ position:relative }
.menu-bars::before, .menu-bars::after{ content:""; position:absolute; left:0 }
.menu-bars::before{ top:-7px }
.menu-bars::after{ top:7px }
.menu-toggle[aria-expanded="true"] .menu-bars{ background:transparent }
.menu-toggle[aria-expanded="true"] .menu-bars::before{ transform:translateY(7px) rotate(45deg) }
.menu-toggle[aria-expanded="true"] .menu-bars::after{ transform:translateY(-7px) rotate(-45deg) }

.site-nav{
  position:absolute; left:0; right:0; top:100%;
  background:rgba(248,248,248,.97);
  -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 18px 30px -20px rgba(114,94,43,.25);
  padding:8px 16px 20px;
  opacity:0; visibility:hidden; transform:translateY(-8px);
  transition:opacity .25s var(--ease), transform .25s var(--ease), visibility 0s linear .25s;
}
.site-nav.is-open{ opacity:1; visibility:visible; transform:none; transition:opacity .25s var(--ease), transform .25s var(--ease) }
.site-nav ul{ display:flex; flex-direction:column }
.site-nav a{
  display:block; padding:14px 4px;
  font-size:15px; letter-spacing:.14em; text-transform:lowercase; font-weight:400;
  color:var(--accent-ink); border-bottom:1px solid var(--line);
}
.site-nav li:last-child a{ border-bottom:0 }
.site-nav a:hover{ color:var(--ink-strong) }
.nav-cta{ margin-top:8px }
/* sem JS: menu sempre visível */
html:not(.js) .site-nav{ position:static; opacity:1; visibility:visible; transform:none; box-shadow:none; background:none; padding:0 }
html:not(.js) .menu-toggle{ display:none }

@media (min-width:900px){
  .menu-toggle{ display:none }
  .site-nav{
    position:static; opacity:1; visibility:visible; transform:none;
    background:none; border:0; box-shadow:none; padding:0;
    -webkit-backdrop-filter:none; backdrop-filter:none;
  }
  .site-nav ul{ flex-direction:row; align-items:center; gap:30px }
  .site-nav a{
    position:relative; padding:6px 0; border:0;
    font-size:13px; letter-spacing:.16em;
  }
  .site-nav a:not(.nav-cta)::after{
    content:""; position:absolute; left:0; right:0; bottom:0; height:1px;
    background:var(--ink); transform:scaleX(0); transform-origin:right;
    transition:transform .35s var(--ease);
  }
  .site-nav a:not(.nav-cta):hover::after{ transform:scaleX(1); transform-origin:left }
  .nav-cta{
    margin:0; padding:9px 18px!important; border:1px solid var(--line-strong)!important;
    border-radius:999px; background:var(--cream);
  }
  .nav-cta:hover{ border-color:var(--accent)!important; background:#FFF0CF }
}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:clamp(28px, 6vw, 72px) 0 clamp(56px, 9vw, 110px);
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(255,246,226,.95), transparent 60%),
    radial-gradient(700px 400px at -10% 110%, rgba(255,246,226,.7), transparent 60%);
  overflow:hidden;
}
.hero-grid{ display:grid; gap:40px; align-items:center }
.hero-copy{ max-width:560px }
.hero-title{
  margin-top:18px;
  font-size:clamp(2.6rem, 10.5vw, 5.4rem);
  line-height:1.02; font-weight:400; letter-spacing:-.01em;
  color:var(--heading);
}
.hero-sub{ margin-top:22px; font-size:clamp(1rem, 2.6vw, 1.12rem); color:var(--text-soft); max-width:46ch }
.hero-actions{ margin-top:32px; display:flex; flex-wrap:wrap; gap:12px }

.hero-media{ position:relative; isolation:isolate; margin:0 auto; width:min(100%, 420px) }
.arch{
  position:relative; aspect-ratio:3/4.2;
  border-radius:999px 999px var(--radius) var(--radius);
  overflow:hidden; background:var(--cream);
  box-shadow:var(--shadow-md);
}
.arch img{ width:100%; height:100%; object-fit:cover; object-position:center 40%; transform:scale(1.02) }
.arch::after{ content:""; position:absolute; inset:0; border-radius:inherit; box-shadow:inset 0 0 0 1px rgba(255,255,255,.35); pointer-events:none }
.hero-ornament{
  position:absolute; z-index:-1;
  inset:-14px -14px 22px 22px;
  border:1px solid var(--muted);
  border-radius:999px 999px var(--radius) var(--radius);
}

@media (min-width:900px){
  .hero-grid{ grid-template-columns:1.1fr .9fr; gap:64px }
  .hero-media{ width:100%; max-width:440px; margin-right:0 }
}

/* ---------- seções ---------- */
.section{ padding:clamp(64px, 10vw, 120px) 0; position:relative }
.section + .section::before{
  content:""; position:absolute; top:0; left:50%; transform:translateX(-50%);
  width:min(1124px, calc(100% - 32px)); height:1px; background:var(--line);
}

/* sobre */
.about{ background:linear-gradient(180deg, var(--bg), var(--cream-soft) 60%, var(--bg)) }
.about-grid{ display:grid; gap:40px; align-items:center }
.about-media{ margin:0; position:relative; isolation:isolate; max-width:420px; width:100% }
.about-media img{
  width:100%; aspect-ratio:4/5; object-fit:cover;
  border-radius:var(--radius); box-shadow:var(--shadow-md);
}
.about-media::before{
  content:""; position:absolute; z-index:-1; left:-14px; bottom:-14px; width:62%; height:62%;
  background:var(--cream); border-radius:var(--radius);
}
.prose{ margin-top:24px; display:grid; gap:18px; max-width:62ch }
.prose p{ font-size:1.02rem; line-height:1.85; color:var(--text) }
@media (min-width:900px){
  .about-grid{ grid-template-columns:.85fr 1.15fr; gap:80px }
}

/* portfólio */
.gallery{ display:grid; grid-template-columns:repeat(2, 1fr); gap:10px }
.gallery-item{ min-width:0 }
.gallery-btn{
  display:block; width:100%; padding:0; border:0; background:var(--cream);
  border-radius:var(--radius-sm); overflow:hidden; position:relative;
  aspect-ratio:2/3; cursor:zoom-in;
  box-shadow:var(--shadow-sm);
}
.gallery-btn img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .9s var(--ease), filter .6s var(--ease);
}
.gallery-btn::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, transparent 55%, rgba(114,94,43,.22));
  opacity:0; transition:opacity .4s var(--ease);
}
.gallery-btn:hover img, .gallery-btn:focus-visible img{ transform:scale(1.045) }
.gallery-btn:hover::after, .gallery-btn:focus-visible::after{ opacity:1 }
.gallery-btn:focus-visible{ outline:2px solid var(--ink-strong); outline-offset:3px }

@media (min-width:640px){ .gallery{ gap:16px } }
@media (min-width:900px){
  .gallery{ grid-template-columns:repeat(3, 1fr); gap:22px }
  .gallery-btn{ border-radius:var(--radius) }
}

/* como funciona */
.steps-section{ background:var(--cream-soft) }
.steps{ display:grid; gap:16px; counter-reset:none }
.step{
  position:relative; background:var(--card);
  border:1px solid var(--line); border-radius:var(--radius);
  padding:28px 24px 26px;
  box-shadow:var(--shadow-sm);
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.step:hover{ transform:translateY(-3px); box-shadow:var(--shadow-md); border-color:var(--line-strong) }
.step-num{
  display:block; font-family:var(--font-serif); font-style:italic;
  font-size:2.6rem; line-height:1; color:var(--ink);
}
.step-title{ margin-top:14px; font-size:1.7rem; line-height:1.15 }
.step p{ margin-top:10px; color:var(--text-soft); font-size:.98rem }
@media (min-width:760px){ .steps{ grid-template-columns:repeat(3, 1fr); gap:22px } }

/* contato */
.contact-grid{ display:grid; gap:16px }
@media (min-width:860px){ .contact-grid{ grid-template-columns:1fr 1fr; gap:22px } }
.card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:clamp(24px, 4vw, 36px); box-shadow:var(--shadow-sm);
  min-width:0;
}
.card-title{ font-size:1.9rem; line-height:1.1 }
.card-text{ margin-top:10px; color:var(--text-soft) }
.contact-card{ display:flex; flex-direction:column }
.contact-link{
  display:flex; align-items:center; gap:12px;
  margin:22px 0 18px; padding:14px 16px;
  border:1px solid var(--line); border-radius:var(--radius-sm); background:var(--cream-soft);
  color:var(--accent-ink); font-weight:400; overflow-wrap:anywhere;
}
.contact-link svg{ flex-shrink:0; color:var(--ink-strong) }
.contact-link:hover{ border-color:var(--line-strong); background:var(--cream) }
.contact-card .btn{ margin-top:auto }

.client-card{ background:linear-gradient(160deg, var(--cream) 0%, #fff 70%); border-color:var(--line-strong) }
.client-form{ margin-top:22px }
.client-row{ display:flex; flex-wrap:wrap; gap:10px }
.client-row input{
  flex:1 1 200px; min-width:0; min-height:46px;
  padding:0 18px; border-radius:999px;
  border:1px solid var(--line-strong); background:#fff;
  font:inherit; font-size:15px; font-weight:400; color:var(--accent-ink);
  transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.client-row input::placeholder{ color:#A08C62; opacity:1 }
.client-row input:focus{ outline:none; border-color:var(--ink-strong); box-shadow:0 0 0 4px rgba(212,184,122,.25) }
.client-row input[aria-invalid="true"]{ border-color:#B4583C; box-shadow:0 0 0 4px rgba(180,88,60,.12) }
.client-row .btn{ flex:0 0 auto }
@media (max-width:420px){ .client-row .btn{ width:100% } }
.client-hint{ margin-top:12px; font-size:13px; color:var(--text-soft) }
.client-error{ margin-top:10px; font-size:14px; color:#9A4127; font-weight:400 }

/* rodapé */
.site-footer{ border-top:1px solid var(--line); padding:40px 0 calc(40px + env(safe-area-inset-bottom)); background:var(--bg) }
.footer-inner{ display:flex; flex-direction:column; align-items:center; gap:14px; text-align:center; font-size:14px; color:var(--text-soft) }
.footer-inner img{ height:32px; width:auto; opacity:.9 }
.to-top{ font-size:12px; letter-spacing:.16em; text-transform:lowercase }
@media (min-width:760px){
  .footer-inner{ flex-direction:row; justify-content:space-between; text-align:left }
}

/* ---------- lightbox ---------- */
.lightbox{
  width:100vw; height:100vh; height:100dvh; max-width:none; max-height:none;
  margin:0; padding:0; border:0;
  background:rgba(250,248,243,.97); color:var(--accent-ink);
  overflow:hidden;
}
.lightbox::backdrop{ background:rgba(250,248,243,.9); -webkit-backdrop-filter:blur(6px); backdrop-filter:blur(6px) }
.lightbox[open]{ display:block; animation:lbIn .3s var(--ease) }
.lb-stage{
  position:absolute; inset:0;
  display:flex; align-items:center; justify-content:center;
  padding:64px 12px 56px;
  touch-action:pan-y pinch-zoom;
}
.lb-img{
  max-width:100%; max-height:100%; width:auto; height:auto;
  object-fit:contain; border-radius:6px;
  box-shadow:0 30px 60px -30px rgba(70,55,20,.45);
  transition:opacity .25s var(--ease), transform .25s var(--ease);
}
.lb-img.is-loading{ opacity:0; transform:scale(.985) }
.lb-counter{
  position:absolute; left:0; right:0; bottom:18px; text-align:center;
  font-size:12px; letter-spacing:.24em; color:var(--text-soft);
}
.lb-btn{
  position:absolute; display:grid; place-items:center;
  width:48px; height:48px; border-radius:999px;
  background:rgba(255,255,255,.85); border:1px solid var(--line-strong); color:var(--accent-ink);
  box-shadow:var(--shadow-sm);
  transition:background-color .2s var(--ease), transform .2s var(--ease);
}
.lb-btn:hover{ background:#fff; transform:scale(1.05) }
.lb-close{ top:12px; right:12px }
.lb-prev, .lb-next{ top:50%; margin-top:-24px }
.lb-prev{ left:10px }
.lb-next{ right:10px }
@media (max-width:640px){
  .lb-prev, .lb-next{ top:auto; bottom:8px; margin-top:0 }
  .lb-prev{ left:16px }
  .lb-next{ right:16px }
  .lb-counter{ bottom:24px }
  .lb-stage{ padding:60px 8px 72px }
}
@media (min-width:900px){
  .lb-stage{ padding:56px 96px }
  .lb-prev{ left:28px }
  .lb-next{ right:28px }
  .lb-close{ top:20px; right:24px }
}
body.lb-open{ overflow:hidden }
@keyframes lbIn{ from{ opacity:0 } to{ opacity:1 } }

/* ---------- revelação ao rolar ---------- */
.js .reveal{
  opacity:0; transform:translateY(18px);
  transition:opacity .9s var(--ease), transform .9s var(--ease);
  transition-delay:var(--d, 0ms);
}
.js .reveal.is-visible{ opacity:1; transform:none }
@media (min-width:900px){
  .js .gallery-item.reveal{ transform:translateY(28px) }
  .js .gallery-item.reveal.is-visible{ transform:none }
}

/* ---------- movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto }
  *,*::before,*::after{ animation-duration:.01ms!important; animation-iteration-count:1!important; transition-duration:.01ms!important; transition-delay:0ms!important }
  .js .reveal{ opacity:1; transform:none }
  .gallery-btn:hover img{ transform:none }
}