/* ==========================================================
   Dierings Advocacia e Consultoria Jurídica
   Paleta oficial: Azul #143C56 · Dourado #CCA679
   ========================================================== */
:root{
  --azul:#143C56;
  --azul-escuro:#0D2A3D;
  --azul-medio:#1D5073;
  --ouro:#CCA679;
  --ouro-escuro:#B08A5C;
  --areia:#F6F1EA;
  --cinza:#5E6B75;
  --cinza-claro:#E6E8EA;
  --texto:#1E2A33;
  --branco:#FFFFFF;
  --serif:'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --sans:'Open Sans', 'Segoe UI', Arial, sans-serif;
  --raio:6px;
  --sombra:0 12px 32px -14px rgba(13,42,61,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.7;color:var(--texto);background:var(--branco);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.15;margin:0 0 .6em;color:var(--azul)}
h1{font-size:clamp(2.4rem,5.4vw,4rem)}
h2{font-size:clamp(1.9rem,3.6vw,2.75rem)}
h3{font-size:1.5rem}
h4{font-size:1.25rem}
p{margin:0 0 1em}
.container{width:min(1160px,100% - 40px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--ouro);color:var(--azul);padding:8px 14px;z-index:100}
.skip:focus{left:10px}
:focus-visible{outline:2px solid var(--ouro);outline-offset:3px}

/* Botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:var(--raio);font-family:var(--sans);font-weight:600;font-size:.95rem;letter-spacing:.02em;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:background .2s,color .2s,border-color .2s,transform .2s}
.btn:hover{transform:translateY(-2px)}
.btn--ouro{background:var(--ouro);color:var(--azul-escuro)}
.btn--ouro:hover{background:#d8b88f}
.btn--linha{border-color:rgba(255,255,255,.55);color:#fff}
.btn--linha:hover{border-color:var(--ouro);color:var(--ouro)}
.btn--azul{background:var(--azul);color:#fff}
.btn--azul:hover{background:var(--azul-medio)}
.btn--sm{padding:9px 18px;font-size:.85rem}
.btn--bloco{width:100%}

.eyebrow{font-family:var(--sans);text-transform:uppercase;letter-spacing:.22em;font-size:.78rem;font-weight:600;color:var(--ouro);margin-bottom:14px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:34px;height:2px;background:currentColor}
.eyebrow--azul{color:var(--azul)}
.titulo-centro{text-align:center;max-width:760px;margin:0 auto 56px}
.titulo-centro .eyebrow{justify-content:center}
.titulo-centro .eyebrow::after{content:"";width:34px;height:2px;background:currentColor}
.titulo-centro__sub{color:var(--cinza)}
.subtitulo{font-size:1.9rem;text-align:center;margin:64px 0 32px}
.subtitulo--sm{font-size:1.4rem;margin:56px 0 20px}

/* Cabeçalho */
.header{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,box-shadow .3s,padding .3s;padding:18px 0}
.header__inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.header__logo img{width:250px}
.header .logo--escuro{display:none}
.header.rolado{background:#fff;box-shadow:0 2px 18px rgba(13,42,61,.12);padding:10px 0}
.header.rolado .logo--claro{display:none}
.header.rolado .logo--escuro{display:block}
.nav{display:flex;align-items:center;gap:28px}
.nav a{text-decoration:none;color:#fff;font-size:.92rem;font-weight:500;position:relative}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;background:var(--ouro);transition:width .25s}
.nav a:not(.btn):hover::after{width:100%}
.header.rolado .nav a:not(.btn){color:var(--azul)}
.nav__toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;width:44px;height:44px}
.nav__toggle span{display:block;height:2px;background:#fff;margin:6px 0;transition:.3s}
.header.rolado .nav__toggle span{background:var(--azul)}

/* Hero */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center;color:#fff;overflow:hidden;background:var(--azul-escuro)}
.hero__bg{position:absolute;inset:0;background:url(../img/hero.jpg) center/cover no-repeat;transform:scale(1.05)}
.hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(13,42,61,.96) 0%,rgba(20,60,86,.88) 45%,rgba(20,60,86,.45) 100%)}
.hero__inner{position:relative;padding:150px 0 140px;max-width:1160px}
.hero h1{color:#fff;max-width:760px;font-weight:600}
.hero__lead{font-size:1.15rem;max-width:620px;color:rgba(255,255,255,.88);margin-bottom:36px}
.hero__lead strong{color:var(--ouro);font-weight:600}
.hero__actions{display:flex;flex-wrap:wrap;gap:16px}
.hero__strip{position:absolute;left:0;right:0;bottom:0;border-top:1px solid rgba(204,166,121,.35);background:rgba(13,42,61,.55);backdrop-filter:blur(4px)}
.hero__strip-inner{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;padding:16px 0;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.85)}
.hero__strip i{width:6px;height:6px;background:var(--ouro);display:block}

/* Diferenciais */
.diferenciais{background:var(--azul);color:rgba(255,255,255,.82);padding:64px 0}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:36px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.dif svg{width:40px;height:40px;fill:none;stroke:var(--ouro);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;margin-bottom:16px}
.dif h3{color:#fff;font-size:1.35rem;margin-bottom:8px}
.dif p{font-size:.93rem;margin:0}

/* Seções */
.secao{padding:110px 0}
.secao--azul{background:var(--azul-escuro);color:rgba(255,255,255,.85)}
.secao--azul h2,.secao--azul h3{color:#fff}
.secao--areia{background:var(--areia)}

/* Sobre */
.sobre{display:grid;grid-template-columns:5fr 7fr;gap:72px;align-items:center}
.sobre__moldura{background:var(--azul);border-radius:var(--raio);padding:64px;position:relative;box-shadow:var(--sombra)}
.sobre__moldura::after{content:"";position:absolute;inset:18px -18px -18px 18px;border:2px solid var(--ouro);border-radius:var(--raio);z-index:-1}
.sobre__marca{position:relative;z-index:0}
.advogado{margin-top:32px;padding:28px 30px;border-left:3px solid var(--ouro);background:var(--areia);border-radius:0 var(--raio) var(--raio) 0}
.advogado h3{margin-bottom:2px}
.advogado__oab{color:var(--ouro-escuro);font-weight:600;font-size:.9rem;margin-bottom:14px}
.lista-check{list-style:none;padding:0;margin:0}
.lista-check li{position:relative;padding-left:26px;margin-bottom:6px;font-size:.95rem}
.lista-check li::before{content:"";position:absolute;left:0;top:.6em;width:12px;height:7px;border-left:2px solid var(--ouro-escuro);border-bottom:2px solid var(--ouro-escuro);transform:rotate(-45deg)}

/* Áreas */
.areas{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.area{background:rgba(255,255,255,.04);border:1px solid rgba(204,166,121,.25);border-radius:var(--raio);padding:34px 28px;transition:transform .25s,border-color .25s,background .25s}
.area:hover{transform:translateY(-6px);border-color:var(--ouro);background:rgba(255,255,255,.07)}
.area__icone{width:58px;height:58px;border:1px solid var(--ouro);display:grid;place-items:center;margin-bottom:22px;border-radius:4px}
.area__icone svg{width:28px;height:28px;fill:none;stroke:var(--ouro);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.area h3{font-size:1.45rem}
.area ul{list-style:none;padding:0;margin:0}
.area li{font-size:.9rem;padding:8px 0;border-top:1px solid rgba(255,255,255,.08)}
.areas__extra{text-align:center;margin:44px auto 0;max-width:780px;font-size:.98rem}
.areas__extra strong{color:var(--ouro);font-weight:600}

/* Missão/Visão */
.mv{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.mv__card{background:var(--azul);color:rgba(255,255,255,.88);padding:44px 40px;border-radius:var(--raio);position:relative;overflow:hidden}
.mv__card::after{content:"";position:absolute;right:-50px;bottom:-50px;width:180px;height:180px;background:url(../img/icone-dourado.png) center/contain no-repeat;opacity:.08}
.mv__card h3{color:var(--ouro);font-size:2rem}
.mv__card p{margin:0;font-size:1.03rem}
.mv__num{font-family:var(--serif);font-size:1rem;color:rgba(255,255,255,.45);letter-spacing:.2em;display:block;margin-bottom:6px}
.valor{padding:28px 26px;border:1px solid var(--cinza-claro);border-top:3px solid var(--ouro);border-radius:var(--raio);background:#fff;transition:box-shadow .25s}
.valor:hover{box-shadow:var(--sombra)}
.valor h4{margin-bottom:6px}
.valor p{font-size:.93rem;color:var(--cinza);margin:0}
.obj-lista{list-style:none;counter-reset:obj;padding:0;margin:0 auto;max-width:900px;display:grid;grid-template-columns:1fr 1fr;gap:18px 40px}
.obj-lista li{counter-increment:obj;position:relative;padding-left:58px;font-size:.97rem;color:var(--cinza)}
.obj-lista li strong{color:var(--azul)}
.obj-lista li::before{content:counter(obj,decimal-leading-zero);position:absolute;left:0;top:-2px;font-family:var(--serif);font-weight:700;font-size:1.7rem;color:var(--ouro)}

/* Passos */
.passos{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative}
.passos::before{content:"";position:absolute;top:28px;left:12%;right:12%;height:1px;background:var(--ouro)}
.passo{text-align:center;position:relative}
.passo span{width:56px;height:56px;border-radius:50%;background:var(--azul);color:var(--ouro);font-family:var(--serif);font-size:1.6rem;font-weight:700;display:grid;place-items:center;margin:0 auto 18px;border:3px solid var(--areia);box-shadow:0 0 0 1px var(--ouro)}
.passo p{font-size:.93rem;color:var(--cinza)}

/* Artigos */
.artigos{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;align-items:start}
.artigo{background:#fff;border:1px solid var(--cinza-claro);border-radius:var(--raio);padding:28px 24px;transition:box-shadow .25s}
.artigo:hover{box-shadow:var(--sombra)}
.tag{display:inline-block;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--ouro-escuro);margin-bottom:10px}
.artigo h3{font-size:1.35rem}
.artigo p{font-size:.92rem;color:var(--cinza)}
.artigo details summary{cursor:pointer;color:var(--azul);font-weight:600;font-size:.9rem;list-style:none}
.artigo details summary::-webkit-details-marker{display:none}
.artigo details summary::after{content:" +"}
.artigo details[open] summary::after{content:" −"}
.artigo details p{margin-top:12px}
.fontes{text-align:center}
.fontes__links{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.fontes__links a{text-decoration:none;font-size:.88rem;font-weight:600;color:var(--azul);border:1px solid var(--cinza-claro);padding:10px 18px;border-radius:40px;transition:.2s}
.fontes__links a:hover{border-color:var(--ouro);background:var(--areia)}

/* CTA */
.cta{position:relative;padding:100px 0;color:#fff;text-align:center;overflow:hidden;background:var(--azul)}
.cta__bg{position:absolute;inset:0;background:url(../img/colunas.jpg) center/cover;opacity:.35}
.cta__inner{position:relative}
.cta h2{color:#fff}
.cta p{color:rgba(255,255,255,.85);font-size:1.1rem;margin-bottom:30px}

/* Contato */
.contato{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.contato__lista{list-style:none;padding:0;margin:32px 0 0}
.contato__lista li{display:flex;gap:16px;margin-bottom:22px;font-size:.97rem}
.contato__lista svg{flex:none;width:42px;height:42px;padding:10px;background:var(--areia);border-radius:50%;fill:none;stroke:var(--azul);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.contato__lista span{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.14em;color:var(--ouro-escuro);font-weight:700}
.contato__lista a{color:var(--azul);font-weight:600;text-decoration:none}
.form{background:var(--areia);padding:40px 36px;border-radius:var(--raio);border-top:4px solid var(--ouro)}
.form h3{margin-bottom:4px}
.form__nota{font-size:.88rem;color:var(--cinza)}
.form label{display:block;font-size:.85rem;font-weight:600;color:var(--azul);margin-bottom:14px}
.form input:not([type=checkbox]),.form select,.form textarea{display:block;width:100%;margin-top:6px;padding:12px 14px;border:1px solid #d5d9dc;border-radius:var(--raio);font:inherit;font-weight:400;font-size:.95rem;background:#fff;color:var(--texto)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--ouro);box-shadow:0 0 0 3px rgba(204,166,121,.25)}
.form__aceite{display:flex!important;gap:10px;align-items:flex-start;font-weight:400!important;color:var(--cinza)!important;font-size:.83rem!important}
.form__aceite a{color:var(--azul)}
.form__aceite input{margin-top:4px;accent-color:var(--azul)}
.form__erro{color:#a33;font-size:.88rem;min-height:1.2em;margin:0 0 10px}
.mapa{margin-top:72px}
.mapa iframe{width:100%;height:340px;border:0;border-radius:var(--raio);filter:grayscale(.3)}

/* Rodapé */
.rodape{background:var(--azul-escuro);color:rgba(255,255,255,.72);padding-top:72px;font-size:.92rem}
.rodape__grid{display:grid;grid-template-columns:2fr 1fr 1.3fr;gap:48px;padding-bottom:48px}
.rodape h4{color:var(--ouro);font-size:1.2rem}
.rodape a{display:block;text-decoration:none;margin-bottom:8px;transition:color .2s}
.rodape a:hover{color:var(--ouro)}
.rodape__texto{margin-top:18px;max-width:340px}
.rodape__base{border-top:1px solid rgba(204,166,121,.2);padding:20px 0}
.rodape__base-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem}
.rodape__base p,.rodape__base a{margin:0}
.rodape__base .rodape__aviso{font-size:.75rem;opacity:.6;margin-top:10px}

/* WhatsApp flutuante */
.whats{position:fixed;right:22px;bottom:22px;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25);z-index:40;transition:transform .2s}
.whats:hover{transform:scale(1.08)}
.whats svg{width:32px;height:32px}

/* Modal */
.modal{position:fixed;inset:0;background:rgba(13,42,61,.75);display:grid;place-items:center;z-index:90;padding:20px}
.modal[hidden]{display:none}
.modal__caixa{background:#fff;max-width:620px;padding:44px 40px;border-radius:var(--raio);position:relative;max-height:90vh;overflow:auto;border-top:4px solid var(--ouro)}
.modal__caixa p{color:var(--cinza);font-size:.95rem}
.modal__fechar{position:absolute;top:10px;right:16px;font-size:2rem;background:none;border:0;cursor:pointer;color:var(--azul)}

/* Animação de entrada */
.revelar{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.revelar.visivel{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.revelar{opacity:1;transform:none;transition:none}}

/* Responsivo */
@media (max-width:1080px){
  .areas,.artigos{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .nav{position:fixed;top:0;right:0;height:100vh;width:min(300px,82vw);background:var(--azul-escuro);flex-direction:column;align-items:flex-start;padding:96px 32px;gap:22px;transform:translateX(100%);transition:transform .3s;box-shadow:-10px 0 30px rgba(0,0,0,.3)}
  .nav.aberto{transform:none}
  .nav a,.header.rolado .nav a:not(.btn){color:#fff;font-size:1.05rem}
  .nav__toggle{display:block;position:relative;z-index:60}
  .nav__toggle.aberto span{background:#fff!important}
  .nav__toggle.aberto span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav__toggle.aberto span:nth-child(2){opacity:0}
  .nav__toggle.aberto span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .sobre,.contato,.mv{grid-template-columns:1fr;gap:44px}
  .sobre__marca{max-width:340px;margin:0 auto}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .obj-lista{grid-template-columns:1fr}
  .passos{grid-template-columns:repeat(2,1fr);gap:36px}
  .passos::before{display:none}
  .rodape__grid{grid-template-columns:1fr 1fr}
  .rodape__grid>div:first-child{grid-column:1/-1}
}
@media (max-width:600px){
  .secao{padding:76px 0}
  .header__logo img{width:190px}
  .hero__inner{padding:130px 0 150px}
  .hero__strip-inner{font-size:.7rem;gap:8px 14px}
  .grid-4,.grid-3,.areas,.artigos,.passos{grid-template-columns:1fr}
  .sobre__moldura{padding:40px}
  .mv__card,.form{padding:32px 24px}
  .rodape__grid{grid-template-columns:1fr}
}