/* =========================
HOME PREMIUM - VK ENGENHARIA
========================= */

.hero-premium {
position: relative;
min-height: 100vh;
background:
linear-gradient(rgba(5, 14, 32, 0.78), rgba(5, 14, 32, 0.9)),
url("assets/img/subestacao_2,5MVA/RENDER_SUBESTACAO_2,5_MVA_01.jpg");
background-size: cover;
background-position: center;
display: flex;
align-items: center;
padding: 140px 20px 90px;
color: #fff;
}

.hero-content {
max-width: 1120px;
margin: 0 auto;
position: relative;
z-index: 2;
}

.hero-tag,
.section-tag {
display: inline-block;
color: #f6c453;
font-weight: 800;
text-transform: uppercase;
letter-spacing: 1.2px;
font-size: 0.9rem;
margin-bottom: 18px;
}

.hero-premium h1 {
max-width: 950px;
font-size: clamp(2.3rem, 5vw, 4.8rem);
line-height: 1.05;
margin-bottom: 24px;
color: #fff;
}

.hero-premium p {
max-width: 760px;
font-size: 1.2rem;
line-height: 1.7;
color: #e8edf7;
margin-bottom: 30px;
}

.hero-selos {
display: flex;
flex-wrap: wrap;
gap: 12px;
margin-bottom: 36px;
}

.hero-selos span {
border: 1px solid rgba(255,255,255,.25);
background: rgba(255,255,255,.09);
padding: 10px 16px;
border-radius: 999px;
font-size: .95rem;
backdrop-filter: blur(6px);
}

.hero-botoes {
display: flex;
gap: 16px;
flex-wrap: wrap;
}

.btn-primario,
.btn-secundario,
.btn-menu {
display: inline-block;
text-decoration: none;
border-radius: 999px;
font-weight: 800;
transition: .3s ease;
}

.btn-primario {
background: #f6c453;
color: #0A1F44;
padding: 15px 30px;
box-shadow: 0 12px 30px rgba(246,196,83,.28);
}

.btn-secundario {
border: 1px solid rgba(255,255,255,.55);
color: #fff;
padding: 15px 30px;
}

.btn-menu {
background: #f6c453;
color: #0A1F44 !important;
padding: 10px 18px;
}

.btn-primario:hover,
.btn-secundario:hover,
.btn-menu:hover {
transform: translateY(-3px);
}

.btn-primario:hover,
.btn-menu:hover {
background: #ffd773;
}

.btn-secundario:hover {
background: #fff;
color: #0A1F44;
}

/* AUTORIDADE */

.autoridade-home {
background: #07152f;
color: #fff;
padding: 36px 20px;
}

.grid-autoridade {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 24px;
text-align: center;
}

.grid-autoridade div {
padding: 12px;
}

.grid-autoridade strong {
display: block;
font-size: 2rem;
color: #f6c453;
margin-bottom: 6px;
}

.grid-autoridade span {
color: #dce4f2;
font-size: .98rem;
}

/* SOBRE RESUMO */

.sobre-resumo {
padding: 95px 20px;
background: linear-gradient(180deg, #f8f9fc 0%, #ffffff 100%);
}

.sobre-resumo-grid {
display: grid;
grid-template-columns: .9fr 1.2fr;
gap: 60px;
align-items: center;
}

.sobre-resumo-img img {
width: 100%;
border-radius: 24px;
box-shadow: 0 25px 60px rgba(0,0,0,.18);
}

.sobre-resumo-texto h2,
.section-header h2 {
color: #0A1F44;
font-size: clamp(2rem, 4vw, 3rem);
line-height: 1.15;
margin-bottom: 20px;
}

.sobre-resumo-texto p,
.section-header p {
color: #4d5b72;
line-height: 1.8;
font-size: 1.05rem;
}

.sobre-resumo-texto ul {
margin: 24px 0;
padding-left: 20px;
color: #24324b;
line-height: 1.9;
}

.sobre-info {
background: #f1f4fa;
border-left: 4px solid #f6c453;
padding: 18px 22px;
border-radius: 14px;
margin: 22px 0 28px;
}

.sobre-info p {
margin: 6px 0;
color: #24324b;
}

/* POR QUE ESCOLHER */

.porque-vk {
padding: 95px 20px;
background: #fff;
}

.section-header {
text-align: center;
max-width: 850px;
margin: 0 auto 52px;
}

.grid-porque {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 24px;
}

.card-porque {
background: #fff;
padding: 34px 26px;
border-radius: 20px;
box-shadow: 0 18px 45px rgba(10,31,68,.08);
border: 1px solid #edf0f6;
transition: .3s ease;
}

.card-porque:hover {
transform: translateY(-8px);
box-shadow: 0 28px 60px rgba(10,31,68,.14);
}

.card-porque i {
font-size: 2rem;
color: #f6c453;
margin-bottom: 18px;
}

.card-porque h3 {
color: #0A1F44;
margin-bottom: 12px;
}

.card-porque p {
color: #5a667a;
line-height: 1.7;
}

/* PROCESSO */

.processo-trabalho {
padding: 95px 20px;
background: #0A1F44;
color: #fff;
}

.processo-trabalho .section-header h2 {
color: #fff;
}

.processo-trabalho .section-header p {
color: #dce4f2;
}

.grid-processo {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 22px;
}

.grid-processo div {
background: rgba(255,255,255,.08);
padding: 30px 24px;
border-radius: 20px;
border: 1px solid rgba(255,255,255,.12);
}

.grid-processo span {
display: block;
color: #f6c453;
font-size: 2rem;
font-weight: 900;
margin-bottom: 16px;
}

.grid-processo h3 {
margin-bottom: 12px;
color: #fff;
}

.grid-processo p {
color: #dce4f2;
line-height: 1.7;
}

/* NORMAS */

.normas-tecnicas {
padding: 90px 20px;
background: #f8f9fc;
}

.grid-normas {
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 14px;
}

.grid-normas span {
background: #fff;
color: #0A1F44;
border: 1px solid #e4e8f1;
border-radius: 999px;
padding: 12px 20px;
font-weight: 700;
box-shadow: 0 10px 25px rgba(10,31,68,.06);
}

/* FORMULÁRIO */

.mensagem-sucesso {
margin-top: 18px;
font-weight: 700;
color: #0A1F44;
}

/* RODAPÉ PREMIUM */

.footer-principal {
background: #07152f;
color: #dce4f2;
padding: 70px 20px 20px;
}

.footer-grid {
display: grid;
grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
gap: 36px;
}

.footer-principal h3,
.footer-principal h4 {
color: #fff;
margin-bottom: 16px;
}

.footer-principal p,
.footer-principal li {
line-height: 1.8;
color: #dce4f2;
}

.footer-principal ul {
list-style: none;
padding: 0;
}

.footer-principal a {
color: #dce4f2;
text-decoration: none;
}

.footer-principal a:hover {
color: #f6c453;
}

.footer-copy {
text-align: center;
border-top: 1px solid rgba(255,255,255,.12);
margin-top: 45px;
padding-top: 20px;
font-size: .9rem;
}

/* AJUSTES RESPONSIVOS */

@media (max-width: 1000px) {
.grid-autoridade,
.grid-porque,
.grid-processo,
.footer-grid {
grid-template-columns: repeat(2, 1fr);
}

.sobre-resumo-grid {
grid-template-columns: 1fr;
}

.hero-premium {
min-height: auto;
padding-top: 150px;
}
}

@media (max-width: 650px) {
.hero-premium h1 {
font-size: 2.2rem;
}

.hero-premium p {
font-size: 1rem;
}

.grid-autoridade,
.grid-porque,
.grid-processo,
.footer-grid {
grid-template-columns: 1fr;
}

.hero-botoes a {
width: 100%;
text-align: center;
}

.grid-autoridade strong {
font-size: 1.8rem;
}
}

/* =========================
PORTFÓLIO PREMIUM
========================= */

.portfolio-premium {
padding: 100px 20px;
background:
radial-gradient(circle at top left, rgba(246,196,83,.12), transparent 35%),
linear-gradient(180deg, #07152f 0%, #0A1F44 100%);
color: #fff;
}

.portfolio-premium-header {
text-align: center;
max-width: 850px;
margin: 0 auto 55px;
}

.portfolio-premium-header h2 {
font-size: clamp(2.2rem, 4vw, 3.4rem);
margin-bottom: 18px;
color: #fff;
}

.portfolio-premium-header p {
color: #dce4f2;
font-size: 1.08rem;
line-height: 1.8;
}

.projeto-destaque {
display: grid;
grid-template-columns: 1.1fr .9fr;
gap: 0;
background: #fff;
color: #0A1F44;
border-radius: 28px;
overflow: hidden;
box-shadow: 0 35px 90px rgba(0,0,0,.35);
margin-bottom: 42px;
}

.projeto-destaque-img {
position: relative;
min-height: 430px;
}

.projeto-destaque-img img {
width: 100%;
height: 100%;
object-fit: cover;
}

.projeto-destaque-img span {
position: absolute;
top: 24px;
left: 24px;
background: #f6c453;
color: #0A1F44;
font-weight: 900;
padding: 10px 18px;
border-radius: 999px;
box-shadow: 0 10px 25px rgba(0,0,0,.25);
}

.projeto-destaque-info {
padding: 50px 42px;
display: flex;
flex-direction: column;
justify-content: center;
}

.tag-projeto {
display: inline-block;
color: #0E3A8A;
font-weight: 800;
text-transform: uppercase;
letter-spacing: .8px;
margin-bottom: 14px;
}

.projeto-destaque-info h3 {
font-size: clamp(2rem, 3vw, 2.8rem);
line-height: 1.1;
margin-bottom: 18px;
color: #0A1F44;
}

.projeto-destaque-info p {
color: #4d5b72;
line-height: 1.8;
margin-bottom: 22px;
}

.projeto-destaque-info ul {
margin: 0 0 28px;
padding-left: 20px;
color: #24324b;
line-height: 1.9;
}

.portfolio-grid-premium {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 22px;
}

.portfolio-card-premium {
background: rgba(255,255,255,.08);
border: 1px solid rgba(255,255,255,.14);
border-radius: 22px;
overflow: hidden;
text-decoration: none;
color: #fff;
transition: .3s ease;
backdrop-filter: blur(8px);
}

.portfolio-card-premium:hover {
transform: translateY(-8px);
background: rgba(255,255,255,.13);
box-shadow: 0 25px 60px rgba(0,0,0,.28);
}

.portfolio-card-img {
position: relative;
height: 220px;
overflow: hidden;
}

.portfolio-card-img img {
width: 100%;
height: 100%;
object-fit: cover;
transition: .45s ease;
}

.portfolio-card-premium:hover .portfolio-card-img img {
transform: scale(1.08);
}

.portfolio-card-img span {
position: absolute;
left: 16px;
top: 16px;
background: rgba(10,31,68,.88);
color: #f6c453;
font-size: .78rem;
font-weight: 900;
padding: 8px 12px;
border-radius: 999px;
}

.portfolio-card-info {
padding: 22px;
}

.portfolio-card-info small {
display: block;
color: #f6c453;
font-weight: 800;
margin-bottom: 10px;
}

.portfolio-card-info h3 {
color: #fff;
font-size: 1.25rem;
margin-bottom: 10px;
}

.portfolio-card-info p {
color: #dce4f2;
line-height: 1.7;
font-size: .95rem;
}

@media (max-width: 1050px) {
.projeto-destaque {
grid-template-columns: 1fr;
}

.portfolio-grid-premium {
grid-template-columns: repeat(2, 1fr);
}

.projeto-destaque-img {
min-height: 340px;
}
}

@media (max-width: 650px) {
.portfolio-premium {
padding: 75px 20px;
}

.portfolio-grid-premium {
grid-template-columns: 1fr;
}

.projeto-destaque-info {
padding: 34px 24px;
}

.projeto-destaque-img {
min-height: 260px;
}
}