/* ============ DON Engenharia — seções do site (a abertura fica no index.html) ============ */
:root{
  --dark:#111110; --dark-2:#1a1a19; --paper-2:#e4e2dd; --ink-soft:#3c3b38;
  --wine:#7a1d1a; /* caixilhos vermelhos da casa */
  --gutter:clamp(16px,5vw,80px);
}
@property --p{syntax:'<number>';inherits:false;initial-value:0}
html{scroll-behavior:auto}
body{overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}

/* ---------- cabeçalho ---------- */
.hdr{position:fixed;inset:0 0 auto 0;z-index:80;display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--gutter);color:#fff;mix-blend-mode:difference;pointer-events:none}
.hdr *{pointer-events:auto}
.hdr .logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.hdr .logo svg{height:22px;width:auto}
.hdr nav{display:flex;gap:28px;align-items:center}
.hdr nav a{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;opacity:.85}
.hdr nav a:hover{opacity:1}
.hdr .cta{border:1px solid currentColor;padding:9px 14px;border-radius:999px}
.skip{position:fixed;left:var(--gutter);bottom:24px;z-index:70;font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  background:#0d0d0d;color:#ecebe7;border:1px solid rgba(236,235,231,.25);border-radius:999px;padding:13px 20px;cursor:pointer;
  display:flex;gap:10px;align-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25);transition:opacity .4s,transform .3s,background .3s;
  animation:skipIn .8s 1.2s both cubic-bezier(.2,.75,.2,1)}
.skip:hover{background:#2a2a28;transform:translateY(-2px)}
.skip span{display:inline-block;animation:skipBob 1.6s ease-in-out infinite}
@keyframes skipIn{from{opacity:0;transform:translateY(16px)}}
@keyframes skipBob{50%{transform:translateY(3px)}}
.skip.hide{opacity:0;pointer-events:none}

/* ---------- base das seções ---------- */
.sec{position:relative;padding:clamp(96px,14vh,170px) 0;overflow:hidden}
.sec--paper{background:var(--paper);color:var(--ink)}
.sec--dark{background:var(--dark);color:#ecebe7}
.sec--dark::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(45deg,rgba(236,235,231,.025) 0 1px,transparent 1px 72px)}
.wrap{position:relative;max-width:1320px;margin:0 auto;padding:0 var(--gutter)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,110px);align-items:center}
.eyebrow{color:var(--mid);margin-bottom:22px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:22px;height:22px;background:currentColor;clip-path:polygon(0 0,100% 100%,0 100%)}
.sec--dark .eyebrow{color:#8f8d88}
.h2{font-weight:650;font-stretch:106%;letter-spacing:-.025em;line-height:1.02;font-size:clamp(36px,4.6vw,72px);text-wrap:balance;max-width:16ch}
.h2 .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.06em}
.h2 .w > span{display:inline-block;transform:translateY(105%);transition:transform 1s cubic-bezier(.2,.75,.2,1)}
.h2.in .w > span{transform:none}
.body{font-size:clamp(16px,1.2vw,19px);line-height:1.6;color:var(--ink-soft);max-width:52ch;margin-top:24px;text-wrap:pretty}
.lede-dark{font-size:clamp(16px,1.25vw,20px);line-height:1.6;color:#a9a7a2;max-width:56ch;margin-top:24px;text-wrap:pretty}
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .9s ease,transform 1s cubic-bezier(.2,.75,.2,1)}
[data-reveal].in{opacity:1;transform:none}

/* corte a 45° (a diagonal do logo) revelando imagens */
.cut45{position:relative;overflow:hidden;--p:0;transition:--p 1.4s cubic-bezier(.65,0,.25,1);
  clip-path:polygon(0 0,calc(var(--p)*200%) 0,calc(var(--p)*200% - 100%) 100%,0 100%)}
.cut45.in{--p:1}
.cut45 img{width:100%;height:100%;object-fit:cover;transform:scale(1.12);transition:transform 2s cubic-bezier(.2,.75,.2,1)}
.cut45.in img{transform:scale(1)}

/* ---------- quem somos ---------- */
.who-photo{aspect-ratio:4/5;background:var(--paper-2)}
.who-photo img{object-position:center 30%}
.who-tags{position:absolute;left:0;right:0;bottom:0;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(13,13,13,.2)}
.tag-card{background:rgba(236,235,231,.94);backdrop-filter:blur(6px);padding:16px 18px;display:flex;flex-direction:column;gap:4px}
.tag-card strong{font-size:18px;font-weight:650}
.tag-card span:last-child{font-size:13px;color:var(--mid)}
.tag-card .mono{font-size:10px;color:var(--mid)}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);margin-top:44px;border:1px solid var(--line)}
.stat{background:var(--paper);padding:22px 22px 24px}
.stat b{display:block;font-size:clamp(30px,3vw,46px);font-weight:650;letter-spacing:-.03em;line-height:1}
.stat span{display:block;margin-top:10px;font-size:14px;color:var(--mid);line-height:1.4}

/* ---------- o que fazemos ---------- */
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,2.4vw,36px);margin-top:64px}
.svc .svc-img{aspect-ratio:4/5;margin-bottom:22px;background:#222}
.svc .mono{color:#8f8d88}
.svc h3{font-size:clamp(22px,1.8vw,28px);font-weight:600;letter-spacing:-.015em;margin:8px 0 10px}
.svc p{color:#a9a7a2;line-height:1.55;font-size:15.5px}
.svc:nth-child(2){transition-delay:.12s}.svc:nth-child(3){transition-delay:.24s}
.svc-note{margin-top:40px;color:#8f8d88}

/* ---------- sem dor de cabeça ---------- */
.care-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,110px);align-items:start}
.care-sticky{position:sticky;top:12vh;height:76vh}
.care-photos{position:relative;width:100%;height:100%;overflow:hidden;background:var(--paper-2)}
.care-photos img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  clip-path:polygon(0 0,0 0,-100% 100%,0 100%);transition:clip-path 1.1s cubic-bezier(.65,0,.25,1)}
.care-photos img.on{clip-path:polygon(0 0,200% 0,100% 100%,0 100%);z-index:2}
.care-photos img.was{clip-path:polygon(0 0,200% 0,100% 100%,0 100%);z-index:1}
.care-count{position:absolute;right:0;bottom:-30px;color:var(--mid)}
.cares{list-style:none;margin-top:56px;border-top:1px solid var(--line)}
.cares li{display:grid;grid-template-columns:52px 1fr;gap:10px;padding:34px 0;border-bottom:1px solid var(--line);opacity:.32;transition:opacity .5s}
.cares li.on{opacity:1}
.cares li .mono{padding-top:7px;color:var(--mid)}
.cares h3{font-size:clamp(22px,1.9vw,30px);font-weight:600;letter-spacing:-.015em}
.cares p{margin-top:8px;color:var(--ink-soft);line-height:1.55;max-width:44ch}

/* ---------- acompanhamento ---------- */
.follow-grid{align-items:center}
.checks{list-style:none;margin-top:30px;display:grid;gap:12px}
.checks li{display:flex;gap:12px;align-items:center;color:#d6d4cf}
.checks li::before{content:"";width:10px;height:10px;flex:none;background:#ecebe7;clip-path:polygon(0 0,100% 100%,0 100%)}
.phone-wrap{display:flex;flex-direction:column;align-items:center}
.phone{width:min(340px,80vw);aspect-ratio:9/18.5;border-radius:44px;background:#f4f3ef;color:var(--ink);padding:26px 18px;
  box-shadow:0 0 0 10px #232322,0 0 0 11px #3a3937,0 40px 90px rgba(0,0,0,.55);display:flex;flex-direction:column;gap:12px;overflow:hidden}
.ph-top{display:flex;justify-content:space-between;align-items:baseline;padding:4px 4px 0}
.ph-top .mono{font-size:10px;color:var(--mid)}
.ph-top b{font-size:20px;letter-spacing:-.02em}
.ph-progress{background:#fff;border-radius:16px;padding:14px}
.ph-bar{height:8px;border-radius:9px;background:#e4e2dd;overflow:hidden}
.ph-bar i{display:block;height:100%;width:0;background:var(--ink);border-radius:9px}
.ph-pct{margin-top:10px;font-size:24px;font-weight:650;letter-spacing:-.02em}
.ph-stage{font-size:10px;color:var(--mid);padding:0 6px}
.ph-card{background:#fff;border-radius:16px;padding:14px}
.ph-card .mono{font-size:10px;color:var(--mid)}
.ph-fin-row{display:flex;justify-content:space-between;margin-top:8px;font-size:14px}
.ph-ok{margin-top:10px;font-size:10px;color:#2f6b3a}
.ph-photos{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:10px}
.ph-photos img{aspect-ratio:1;object-fit:cover;border-radius:8px}
.ph-next p{margin-top:6px;font-size:15px;font-weight:600}
.phone-note{margin-top:28px;color:#6f6d68;font-size:10px}

/* ---------- como trabalhamos ---------- */
.steps{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:clamp(16px,2vw,32px);margin-top:80px;padding-top:44px}
.steps-line{position:absolute;left:0;right:0;top:0;height:2px;background:var(--line)}
.steps-line i{display:block;height:100%;width:0;background:var(--ink)}
.step{position:relative}
.step::before{content:"";position:absolute;top:-52px;left:0;width:16px;height:16px;background:var(--ink);clip-path:polygon(0 0,100% 100%,0 100%)}
.step-n{color:var(--mid)}
.step h3{font-size:clamp(19px,1.5vw,23px);font-weight:600;letter-spacing:-.01em;margin:12px 0 10px}
.step p{color:var(--ink-soft);line-height:1.55;font-size:15px}
.step:nth-child(3){transition-delay:.1s}.step:nth-child(4){transition-delay:.2s}.step:nth-child(5){transition-delay:.3s}.step:nth-child(6){transition-delay:.4s}

/* ---------- obras ---------- */
.feature{margin-top:64px}
.feature-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:22px;flex-wrap:wrap}
.feature-head .mono{color:#8f8d88}
.feature-head h3{font-size:clamp(28px,3vw,44px);font-weight:650;letter-spacing:-.02em;margin-top:8px}
.feature-head p{color:#a9a7a2;text-align:right;line-height:1.6;font-size:14px}
.compare{position:relative;aspect-ratio:2000/1193;overflow:hidden;cursor:ew-resize;user-select:none;touch-action:pan-y;background:#000}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.cmp-b{position:absolute;inset:0;clip-path:inset(0 0 0 50%)}
.cmp-handle{position:absolute;top:0;bottom:0;left:50%;width:0;display:flex;align-items:center;justify-content:center}
.cmp-handle i{position:absolute;top:0;bottom:0;width:2px;background:#fff;box-shadow:0 0 18px rgba(255,255,255,.6)}
.cmp-handle span{position:absolute;bottom:22px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#fff;white-space:nowrap;
  background:rgba(0,0,0,.45);padding:6px 10px;border-radius:999px}
.cmp-handle span:first-child{right:16px}.cmp-handle span:last-child{left:16px}
.cmp-handle::after{content:"↔";position:absolute;width:46px;height:46px;border-radius:50%;background:#fff;color:#111;display:grid;place-items:center;font-size:18px}
.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.strip img{aspect-ratio:4/3;object-fit:cover;filter:saturate(.9);transition:filter .4s,transform .6s}
.strip img:hover{filter:saturate(1.1);transform:scale(1.02)}
.works{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,3vw,48px) clamp(20px,2.4vw,36px);margin-top:90px}
.work .work-img{aspect-ratio:3/2;background:#222;margin-bottom:18px}
.work .work-img img{position:absolute;inset:0}
.work .work-img img + img{opacity:0;transition:opacity .7s}
.work:hover .work-img img + img{opacity:1}
.work .mono{color:#8f8d88}
.work h3{font-size:clamp(22px,1.9vw,30px);font-weight:600;letter-spacing:-.015em;margin:8px 0 4px}
.work p{color:#a9a7a2;font-size:14px}
.work:nth-child(even){transition-delay:.12s}

/* ---------- contato ---------- */
.contact-grid{align-items:start}
.contact-list{list-style:none;margin-top:40px;border-top:1px solid var(--line)}
.contact-list li{display:grid;grid-template-columns:130px 1fr;padding:16px 0;border-bottom:1px solid var(--line);font-size:17px}
.contact-list .mono{color:var(--mid);padding-top:4px}
.contact-list a{text-decoration:none}
.contact-list a:hover{text-decoration:underline}
.quote{background:#f6f5f2;border:1px solid var(--line);padding:clamp(24px,3vw,40px);display:grid;gap:22px}
.quote fieldset{border:0;display:grid;gap:12px}
.quote legend{color:var(--mid);margin-bottom:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips button{font:inherit;font-size:14.5px;padding:10px 16px;border-radius:999px;border:1px solid rgba(13,13,13,.22);background:transparent;cursor:pointer;transition:.2s}
.chips button:hover{border-color:var(--ink)}
.chips button.on{background:var(--ink);color:#ecebe7;border-color:var(--ink)}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fields label{display:grid;gap:8px}
.fields .mono{color:var(--mid)}
.fields input{font:inherit;font-size:15.5px;padding:13px 14px;border:1px solid rgba(13,13,13,.22);background:#fff;border-radius:2px}
.fields input:focus{outline:2px solid var(--ink);outline-offset:-1px}
.btn-wa{font:inherit;font-weight:600;font-size:17px;display:flex;justify-content:space-between;align-items:center;padding:18px 22px;background:var(--ink);color:#ecebe7;border:0;cursor:pointer;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 14px),calc(100% - 14px) 100%,0 100%);transition:background .3s}
.btn-wa:hover{background:#2a2a28}
.btn-wa span{transition:transform .3s}.btn-wa:hover span{transform:translateX(6px)}
.form-hint{color:var(--wine);min-height:14px}

/* ---------- rodapé ---------- */
.foot{background:var(--dark);color:#ecebe7;padding:110px 0 40px;overflow:hidden}
.foot-logo{height:clamp(120px,22vw,320px)}
.foot-logo svg{height:100%;width:auto}
.foot-tag{font-size:clamp(28px,3.4vw,52px);font-weight:600;letter-spacing:-.02em;margin-top:36px}
.foot-row{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:70px;padding-top:24px;border-top:1px solid rgba(236,235,231,.15);font-size:13px;color:#8f8d88}
.foot-row a{text-decoration:none}.foot-row a:hover{color:#fff}
.foot-logo svg > *{transform-box:fill-box;transform-origin:center;transition:transform 1.2s cubic-bezier(.2,.75,.2,1),opacity 1s}
.foot-logo:not(.in) svg > *{opacity:0}
.foot-logo:not(.in) svg > :nth-child(1){transform:translate(-40%,-40%) rotate(-30deg)}
.foot-logo:not(.in) svg > :nth-child(2){transform:translate(-60%,60%) rotate(40deg)}
.foot-logo:not(.in) svg > :nth-child(3){transform:translateY(-60%) scale(.6)}
.foot-logo:not(.in) svg > :nth-child(4){transform:translate(40%,40%) rotate(25deg)}
.foot-logo:not(.in) svg > :nth-child(5){transform:translate(70%,-50%) rotate(-40deg)}
.foot-logo svg > :nth-child(2){transition-delay:.1s}.foot-logo svg > :nth-child(3){transition-delay:.2s}.foot-logo svg > :nth-child(4){transition-delay:.3s}.foot-logo svg > :nth-child(5){transition-delay:.4s}

.wa-float{position:fixed;right:22px;bottom:22px;z-index:75;width:56px;height:56px;border-radius:50%;background:#1f9d55;color:#fff;display:grid;place-items:center;
  box-shadow:0 10px 30px rgba(0,0,0,.3);transition:transform .3s}
.wa-float:hover{transform:scale(1.07)}

@media (max-width:900px){
  .grid-2,.care-grid{grid-template-columns:1fr}
  .services,.works{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;padding-top:0;gap:34px;padding-left:34px}
  .steps-line{left:0;top:0;bottom:0;right:auto;width:2px;height:auto}
  .steps-line i{width:100%;height:0}
  .step::before{top:4px;left:-41px}
  .care-sticky{position:relative;top:0;height:60vh}
  .hdr nav a:not(.cta){display:none}
  .fields{grid-template-columns:1fr}
  .strip{grid-template-columns:1fr 1fr}
}

/* ---------- trena fina (barra de rolagem) ---------- */
html{scrollbar-width:none} html::-webkit-scrollbar{display:none}
.progress{display:none!important}
.tape{position:fixed;right:12px;top:96px;bottom:110px;width:8px;z-index:78;user-select:none}
.tape-body{position:absolute;inset:0;border-radius:1px;opacity:.55;transition:opacity .3s;
  background:
    repeating-linear-gradient(180deg,currentColor 0 1px,transparent 1px 40px),
    repeating-linear-gradient(180deg,currentColor 0 1px,transparent 1px 8px) right/50% 100% no-repeat;
  color:#7d7a75;border-right:1px solid #7d7a75}
.tape:hover .tape-body{opacity:.9}
.tape-fill{position:absolute;right:0;top:0;width:1px;height:0;background:var(--wine);pointer-events:none}
.tape-mark{position:absolute;right:-3px;width:5px;height:5px;margin-top:-2px;border-radius:50%;background:#7d7a75;cursor:pointer}
.tape-mark.done{background:var(--wine)}
.tape-mark::after{content:"";position:absolute;inset:-8px -6px -8px -14px}
.tape-mark span{position:absolute;right:20px;top:50%;transform:translate(8px,-50%);opacity:0;white-space:nowrap;pointer-events:none;
  font-family:var(--mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;background:rgba(13,13,13,.86);color:#ecebe7;padding:5px 8px;border-radius:999px;transition:.25s}
.tape:hover .tape-mark span{opacity:1;transform:translate(0,-50%);pointer-events:auto}
.tape-mark:hover span{background:var(--wine)}
.tape-thumb{position:absolute;right:9px;top:0;width:16px;height:16px;cursor:grab;transform-origin:100% 0;will-change:transform;touch-action:none}
.tape-thumb svg{width:100%;height:100%;display:block;transform:scaleX(-1)}
.tape-thumb svg polygon{stroke:#ecebe7;stroke-width:40;stroke-linejoin:round;paint-order:stroke}
.tape-thumb:active{cursor:grabbing}
.tape-label{position:absolute;right:32px;top:0;white-space:nowrap;font-family:var(--mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;
  background:rgba(13,13,13,.86);color:#ecebe7;padding:5px 8px;border-radius:999px;pointer-events:none;opacity:0;transition:opacity .4s}
.tape-label.show{opacity:1}
.tape:hover .tape-label{opacity:0}
@media (max-width:900px){.tape{display:none}}

/* ---------- tela de entrada ---------- */
html.is-loading,html.is-loading body{overflow:hidden}
.loader{position:fixed;inset:0;z-index:200;background:var(--paper);display:grid;place-items:center;
  clip-path:polygon(0 0,300% 0,200% 100%,0 100%);transition:clip-path 1.1s cubic-bezier(.7,0,.2,1)}
.loader.out{clip-path:polygon(0 0,0 0,-100% 100%,0 100%)}
.loader.gone{display:none}
.ld-grid{position:absolute;inset:0;opacity:.7;
  background:linear-gradient(var(--line) 1px,transparent 1px) 0 0/48px 48px,linear-gradient(90deg,var(--line) 1px,transparent 1px) 0 0/48px 48px}
.ld-logo{position:relative;width:min(300px,56vw)}
.ld-logo svg{width:100%;height:auto;display:block;overflow:visible}
.ld-logo svg > *{transform-box:fill-box;transform-origin:center;transition:transform 1.1s cubic-bezier(.2,.8,.2,1),opacity .7s}
.loader:not(.ready) .ld-logo svg > *{opacity:0}
.loader:not(.ready) .ld-logo svg > :nth-child(1){transform:translate(-80%,-70%) rotate(-40deg)}
.loader:not(.ready) .ld-logo svg > :nth-child(2){transform:translate(-120%,90%) rotate(50deg)}
.loader:not(.ready) .ld-logo svg > :nth-child(3){transform:translateY(-120%) scale(.5)}
.loader:not(.ready) .ld-logo svg > :nth-child(4){transform:translate(90%,80%) rotate(30deg)}
.loader:not(.ready) .ld-logo svg > :nth-child(5){transform:translate(140%,-90%) rotate(-50deg)}
.ld-logo svg > :nth-child(2){transition-delay:.08s}.ld-logo svg > :nth-child(3){transition-delay:.16s}.ld-logo svg > :nth-child(4){transition-delay:.24s}.ld-logo svg > :nth-child(5){transition-delay:.32s}
.ld-foot{position:absolute;left:50%;top:calc(50% + min(52px,10vw));transform:translateX(-50%);width:min(300px,56vw);display:flex;justify-content:space-between;color:var(--mid)}
.ld-bar{position:absolute;left:50%;top:calc(50% + min(80px,15vw));transform:translateX(-50%);width:min(300px,56vw);height:1px;background:var(--line)}
.ld-bar i{display:block;height:100%;width:0;background:var(--ink);transition:width .3s}