/* ==========================================================================
   ADINN Construção e Pavimentação — folha de estilo única
   Paleta calibrada no logo da empresa: amarelo-ouro, grafite e asfalto.
   ========================================================================== */

:root{
  --gold:      #D9A62B;
  --gold-lt:   #E8BE4A;
  --gold-dk:   #B4871D;
  --graphite:  #33322F;
  --asphalt:   #16181A;
  --asphalt-2: #1F2225;
  --ink:       #14171A;
  --body:      #4A4F55;
  --line:      #E2DED5;
  --sand:      #F6F3ED;
  --white:     #FFFFFF;

  --wrap: 1160px;
  --r: 4px;
  --shadow: 0 1px 2px rgba(20,23,26,.06), 0 12px 32px -12px rgba(20,23,26,.18);

  --h: 'Barlow Condensed', 'Arial Narrow', system-ui, sans-serif;
  --t: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion:reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  font-family:var(--t);
  font-size:17px;
  line-height:1.62;
  color:var(--body);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{
  font-family:var(--h);
  font-weight:700;
  color:var(--ink);
  line-height:1.06;
  letter-spacing:-.01em;
  margin:0 0 .5em;
  text-transform:uppercase;
}
h1{ font-size:clamp(2.6rem,6.2vw,4.6rem); }
h2{ font-size:clamp(2rem,3.8vw,3rem); }
h3{ font-size:1.32rem; letter-spacing:0; }
p{ margin:0 0 1em; }
a{ color:var(--gold-dk); }
img,svg{ max-width:100%; }

.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:24px; }

.kicker{
  font:600 .78rem/1 var(--t);
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold-dk);
  margin:0 0 14px;
}

.skip{ position:absolute; left:-9999px; }
.skip:focus{ left:16px; top:16px; z-index:99; background:var(--gold); color:var(--ink); padding:10px 16px; }

:focus-visible{ outline:3px solid var(--gold); outline-offset:2px; }

/* ---------- botões ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  font:700 .93rem/1 var(--t); letter-spacing:.04em; text-transform:uppercase;
  padding:16px 28px; border:2px solid transparent; border-radius:var(--r);
  text-decoration:none; cursor:pointer; transition:transform .12s, background .18s, color .18s;
}
.btn:active{ transform:translateY(1px); }
.btn--solid{ background:var(--gold); color:var(--ink); }
.btn--solid:hover{ background:var(--gold-lt); }
.btn--ghost{ border-color:rgba(255,255,255,.4); color:#fff; }
.btn--ghost:hover{ border-color:var(--gold); color:var(--gold); }
.btn--wide{ width:100%; border:0; }

/* ---------- topbar ---------- */
.topbar{
  position:sticky; top:0; z-index:50;
  background:rgba(22,24,26,.92);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.topbar__in{ display:flex; align-items:center; justify-content:space-between; gap:20px; height:74px; }
.brand{ display:flex; align-items:center; gap:12px; text-decoration:none; }
.brand__mark{
  width:42px; height:42px; flex:0 0 42px; border-radius:50%;
  background:#fff url('assets/logo.svg') center/34px no-repeat;
  color:transparent; overflow:hidden; text-indent:-99px;
}
.brand__txt{ display:flex; flex-direction:column; line-height:1.1; }
.brand__txt strong{ font:700 1.42rem/1 var(--h); letter-spacing:.06em; color:#fff; }
.brand__txt em{ font:500 .66rem/1.3 var(--t); font-style:normal; letter-spacing:.13em; text-transform:uppercase; color:var(--gold); }

.nav{ display:flex; align-items:center; gap:6px; }
.nav a{
  font:600 .85rem/1 var(--t); letter-spacing:.05em; text-transform:uppercase;
  color:rgba(255,255,255,.78); text-decoration:none; padding:10px 13px; border-radius:var(--r);
}
.nav a:hover{ color:#fff; background:rgba(255,255,255,.07); }
.nav a.is-active{ color:var(--gold); }
.nav__cta{ background:var(--gold); color:var(--ink) !important; margin-left:8px; padding:12px 18px !important; }
.nav__cta:hover{ background:var(--gold-lt) !important; }

.burger{ display:none; width:44px; height:44px; background:none; border:0; cursor:pointer; padding:10px; }
.burger span{ display:block; height:2px; background:#fff; margin:5px 0; transition:.2s; }
.burger[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.burger[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ---------- capa ---------- */
.hero{ position:relative; background:var(--asphalt); color:#fff; overflow:hidden; }
.hero__bg{
  position:absolute; inset:0;
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(217,166,43,.22), transparent 58%),
    repeating-linear-gradient(115deg, rgba(255,255,255,.028) 0 2px, transparent 2px 9px),
    linear-gradient(180deg, #1B1E21, #0E1012);
}
.hero__bg::after{
  content:''; position:absolute; left:0; right:0; bottom:0; height:6px;
  background:repeating-linear-gradient(90deg, var(--gold) 0 44px, transparent 44px 78px);
  opacity:.9;
}
.hero__in{ position:relative; padding:clamp(76px,11vw,150px) 24px clamp(86px,11vw,140px); max-width:960px; }
.hero h1{ color:#fff; margin-bottom:26px; max-width:20ch; text-wrap:balance; }
.hero .kicker{ color:var(--gold); }
.lead{ font-size:clamp(1.06rem,1.7vw,1.28rem); color:rgba(255,255,255,.8); max-width:66ch; }
.hero__cta{ display:flex; flex-wrap:wrap; gap:14px; margin-top:34px; }

/* ---------- números ---------- */
.stats{ background:var(--graphite); }
.stats__grid{ display:grid; grid-template-columns:repeat(4,1fr); }
.stat{ padding:36px 26px 34px; border-left:1px solid rgba(255,255,255,.1); }
.stat:first-child{ border-left:0; }
.stat b{ display:block; font:700 clamp(1.7rem,2.6vw,2.3rem)/1 var(--h); color:var(--gold); letter-spacing:.01em; }
.stat span{ display:block; margin-top:10px; font-size:.9rem; line-height:1.45; color:rgba(255,255,255,.72); }

/* ---------- seções ---------- */
.sec{ padding:clamp(64px,8vw,112px) 0; }
.sec--dark{ background:var(--asphalt); color:rgba(255,255,255,.76); }
.sec--dark h2,.sec--dark h3{ color:#fff; }
.sec--dark .kicker{ color:var(--gold); }
.sec--amber{ background:var(--sand); }
.sec__head{ max-width:66ch; margin-bottom:clamp(36px,4vw,56px); }
.sec__sub{ font-size:1.06rem; }

/* ---------- cards de serviço ---------- */
.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.card{
  position:relative; padding:34px 28px 30px;
  background:var(--white); border:1px solid var(--line); border-radius:var(--r);
  box-shadow:var(--shadow); transition:transform .16s, box-shadow .16s;
}
.card::before{ content:''; position:absolute; left:0; top:0; width:100%; height:4px; background:var(--gold); border-radius:var(--r) var(--r) 0 0; }
.card:hover{ transform:translateY(-3px); box-shadow:0 20px 44px -18px rgba(20,23,26,.3); }
.card__num{ font:700 .82rem/1 var(--t); letter-spacing:.14em; color:var(--gold-dk); }
.card h3{ margin:12px 0 10px; }
.card p{ font-size:.97rem; }
.ticks{ list-style:none; margin:18px 0 0; padding:0; border-top:1px solid var(--line); }
.ticks li{ position:relative; padding:9px 0 9px 22px; font-size:.92rem; border-bottom:1px solid var(--line); }
.ticks li:last-child{ border-bottom:0; padding-bottom:0; }
.ticks li::before{ content:''; position:absolute; left:2px; top:16px; width:8px; height:8px; background:var(--gold); transform:rotate(45deg); }

/* ---------- obras ---------- */
.works{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.work{ background:var(--asphalt-2); border:1px solid rgba(255,255,255,.09); border-radius:var(--r); overflow:hidden; display:flex; flex-direction:column; }
.photo{
  aspect-ratio:16/10; display:grid; place-items:center;
  background:
    repeating-linear-gradient(45deg, rgba(217,166,43,.14) 0 12px, rgba(217,166,43,.05) 12px 24px),
    #24272A;
  border-bottom:1px solid rgba(255,255,255,.09);
}
.photo span{ font:600 .72rem/1 var(--t); letter-spacing:.18em; text-transform:uppercase; color:rgba(255,255,255,.42); }
.work__body{ padding:24px 24px 26px; }
.tag{
  display:inline-block; margin:0 0 12px;
  font:700 .68rem/1 var(--t); letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold); border:1px solid rgba(217,166,43,.5); padding:6px 10px; border-radius:2px;
}
.tag--done{ color:var(--asphalt); background:var(--gold); border-color:var(--gold); }
.work h3{ font-size:1.24rem; margin-bottom:16px; }
.work dl{ margin:0; display:grid; gap:0; }
.work dl>div{ display:flex; gap:12px; justify-content:space-between; padding:9px 0; border-top:1px solid rgba(255,255,255,.09); font-size:.9rem; }
.work dt{ color:rgba(255,255,255,.5); flex:0 0 auto; }
.work dd{ margin:0; text-align:right; color:#fff; font-weight:500; }

.works__more-t{ margin:clamp(44px,5vw,64px) 0 18px; font-size:1.05rem; letter-spacing:.08em; color:rgba(255,255,255,.55) !important; }
.works__more{ list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(2,1fr); gap:0 40px; }
.works__more li{ display:flex; flex-wrap:wrap; gap:4px 16px; justify-content:space-between; padding:15px 0; border-bottom:1px solid rgba(255,255,255,.1); }
.works__more b{ color:#fff; font-weight:600; font-size:.98rem; }
.works__more span{ font-size:.88rem; color:rgba(255,255,255,.55); }

/* ---------- frota ---------- */
.fleet{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.machine{ padding:26px 22px; background:var(--sand); border-radius:var(--r); border-left:4px solid var(--gold); }
.machine h3{ font-size:1.12rem; margin-bottom:8px; }
.machine p{ margin:0; font-size:.93rem; }
.note{ margin:30px 0 0; font-size:.98rem; }

/* ---------- qualidade ---------- */
.qual{ display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(32px,5vw,64px); align-items:start; }
.qual h2{ text-wrap:balance; }
.nowrap{ white-space:nowrap; }
.qual__txt p{ font-size:1.04rem; }
.qual__scope{ font-size:.95rem !important; color:var(--graphite); border-left:3px solid var(--gold); padding-left:16px; }
.qual__list{ list-style:none; margin:0; padding:0; display:grid; gap:14px; }
.qual__list li{ background:var(--white); border:1px solid var(--line); border-radius:var(--r); padding:22px 24px; font-size:.94rem; }
.qual__list b{ display:block; font-family:var(--h); font-size:1.14rem; text-transform:uppercase; letter-spacing:.02em; color:var(--ink); margin-bottom:6px; }

/* ---------- empresa ---------- */
.about{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(32px,5vw,72px); align-items:start; }
.about__txt p{ font-size:1.04rem; }
.facts{ margin:0; border-top:2px solid var(--ink); }
.facts>div{ display:grid; grid-template-columns:34% 1fr; gap:18px; padding:14px 0; border-bottom:1px solid var(--line); }
.facts dt{ font:600 .82rem/1.4 var(--t); letter-spacing:.06em; text-transform:uppercase; color:var(--graphite); }
.facts dd{ margin:0; font-size:.96rem; }

/* ---------- contato ---------- */
.contact{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(36px,5vw,72px); align-items:start; }
.contact__list{ list-style:none; margin:30px 0 0; padding:0; }
.contact__list li{ display:grid; gap:3px; padding:15px 0; border-top:1px solid rgba(255,255,255,.12); }
.contact__list span{ font:600 .74rem/1 var(--t); letter-spacing:.14em; text-transform:uppercase; color:rgba(255,255,255,.45); }
.contact__list a,.contact__list b{ color:#fff; font-weight:600; font-size:1.02rem; text-decoration:none; }
.contact__list a:hover{ color:var(--gold); }

.form{ background:var(--white); border-radius:var(--r); padding:clamp(24px,3vw,34px); display:grid; grid-template-columns:1fr 1fr; gap:16px; box-shadow:var(--shadow); }
.field{ display:grid; gap:6px; }
.field--full{ grid-column:1 / -1; }
.form label{ font:600 .78rem/1 var(--t); letter-spacing:.1em; text-transform:uppercase; color:var(--graphite); }
.form input,.form select,.form textarea{
  font:400 1rem/1.4 var(--t); color:var(--ink);
  padding:13px 14px; border:1px solid var(--line); border-radius:var(--r); background:#FCFBF8; width:100%;
}
.form textarea{ resize:vertical; }
.form input:focus,.form select:focus,.form textarea:focus{ border-color:var(--gold); background:#fff; }
.form .btn{ grid-column:1 / -1; }
.form__hint{ grid-column:1 / -1; margin:0; font-size:.85rem; color:var(--body); }
.field.is-bad input{ border-color:#C0392B; background:#FDF4F3; }

/* ---------- rodapé ---------- */
.foot{ background:var(--graphite); color:rgba(255,255,255,.6); padding:34px 0; }
.foot__in{ display:flex; flex-wrap:wrap; gap:18px 30px; align-items:center; justify-content:space-between; }
.foot strong{ display:block; color:#fff; font-family:var(--h); font-size:1.14rem; letter-spacing:.05em; text-transform:uppercase; }
.foot span{ font-size:.85rem; }
.foot nav{ display:flex; flex-wrap:wrap; gap:20px; }
.foot nav a{ color:rgba(255,255,255,.68); font-size:.88rem; text-decoration:none; }
.foot nav a:hover{ color:var(--gold); }

/* ---------- botão flutuante WhatsApp ---------- */
.wpp{
  position:fixed; right:20px; bottom:20px; z-index:60;
  width:56px; height:56px; border-radius:50%;
  display:grid; place-items:center;
  background:#25D366; color:#fff;
  box-shadow:0 8px 24px -6px rgba(0,0,0,.45);
}
.wpp:hover{ background:#1FB855; }

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width:1000px){
  .cards,.works{ grid-template-columns:1fr 1fr; }
  .fleet{ grid-template-columns:1fr 1fr; }
  .stats__grid{ grid-template-columns:1fr 1fr; }
  .stat:nth-child(3){ border-left:0; }
  .stat{ border-top:1px solid rgba(255,255,255,.1); }
  .stat:nth-child(-n+2){ border-top:0; }
  .qual,.about,.contact{ grid-template-columns:1fr; }
  .works__more{ grid-template-columns:1fr; }
}
@media (max-width:760px){
  body{ font-size:16px; }
  .burger{ display:block; }
  .nav{
    position:absolute; left:0; right:0; top:74px;
    flex-direction:column; align-items:stretch; gap:0;
    background:var(--asphalt); border-bottom:1px solid rgba(255,255,255,.1);
    padding:8px 16px 18px; display:none;
  }
  .nav.is-open{ display:flex; }
  .nav a{ padding:14px 8px; border-bottom:1px solid rgba(255,255,255,.07); border-radius:0; }
  .nav__cta{ margin:12px 0 0; text-align:center; padding:15px !important; border-bottom:0; }
  .cards,.works,.fleet{ grid-template-columns:1fr; }
  .stats__grid{ grid-template-columns:1fr; }
  .stat{ border-left:0 !important; border-top:1px solid rgba(255,255,255,.1); padding:26px 24px; }
  .stat:first-child{ border-top:0; }
  .form{ grid-template-columns:1fr; }
  .facts>div{ grid-template-columns:1fr; gap:4px; }
  .hero__cta .btn{ width:100%; }
}