* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

html {
    scroll-behavior: smooth;
}

section {
    scroll-margin-top: 100px;
}

body {
    background: #f4f6f8;
    color: #222;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* ===== HEADER ===== */

.header {
    background: #0b1c2d;
    padding: 15px 0;
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    height: 120px;
}

/* ===== MENU ===== */

nav a {
    text-decoration: none !important;   /* remove sublinhado */
    background: #ffffff;
    color: #0b1c2d;
    margin-left: 14px;
    padding: 12px 22px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: bold;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

/* hover elegante */
nav a:hover {
    background: #f1f1f1;
    transform: translateY(-2px);
}

/* mantém o botão Get a Quote dourado */
nav a.btn-small {
    background: linear-gradient(135deg, #d4b15f, #caa24d);
    color: #000;
}

/* remove QUALQUER sublinhado residual */
nav a:link,
nav a:visited,
nav a:hover,
nav a:active {
    text-decoration: none !important;
}

/* mantém o botão Get a Quote dourado */
nav a.btn-small {
    background: linear-gradient(135deg, #d4b15f, #caa24d);
    color: #000;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(0,0,0,0.25);
}

nav a.btn-small:hover {
    background: linear-gradient(135deg, #e0c170, #d4b15f);
    transform: translateY(-2px);
}


.btn-small {
    background: linear-gradient(135deg, #d4b15f, #caa24d);
    color: #000;
    padding: 12px 22px;
    border-radius: 8px;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(0,0,0,0.25);
    transition: all 0.3s ease;
}

.btn-small:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.35);
    background: linear-gradient(135deg, #e0c170, #d4b15f);
}

/* ===== HERO ===== */

.hero {
    background: url("../img/world-map.png") center/cover no-repeat;
    color: white;
    padding: 90px 0;
}

.hero-content {
    max-width: 600px;
    text-align: center;
}

.hero h1 {
    font-size: 2.6rem;
    margin-bottom: 20px;
}

.hero span {
    color: #caa24d;
}

.hero p {
    line-height: 1.6;
    margin-bottom: 30px;
}

.hero-box {
    background: rgba(0, 0, 0, 0.45); /* fundo escuro opaco */
    padding: 20px;
    border-radius: 14px;
    max-width: 600px;
    backdrop-filter: blur(3px); /* efeito premium (opcional) */
}


/* ===== BOTÕES ===== */

.btn {
    background: linear-gradient(135deg, #d4b15f, #caa24d);
    color: #000;
    padding: 14px 32px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 10px;
    font-size: 15px;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.25);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 22px rgba(0,0,0,0.35);
}

.btn-outline {
    border: 2px solid #caa24d;
    color: #caa24d;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 10px;
    font-weight: bold;
    transition: all 0.3s ease;
    background: transparent;
    cursor: pointer;
}

.btn-outline:hover {
    background: #caa24d;
    color: #000;
}

/* ===== SERVICES ===== */

.services {
    background: #fff;
    padding: 70px 0;
    text-align: center;
}

.services h2 {
    margin-bottom: 50px;
}

/* grid fixo em 4 colunas no desktop */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

/* cards */
.service-card {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.service-card img {
    height: 50px;
    margin-bottom: 15px;
}

/* ===== EXPANSÃO DOS SERVIÇOS ===== */

/* serviços extras escondidos */
.service-card.extra {
    display: none;
}

.services-grid.expanded .service-card.extra {
    display: block;
    max-width: 300px;
    justify-self: center;
}

/* primeiro serviço extra fica na coluna 2 */
.services-grid.expanded .service-card.extra:nth-child(5) {
    grid-column: 2;
}

/* segundo serviço extra fica na coluna 3 */
.services-grid.expanded .service-card.extra:nth-child(6) {
    grid-column: 3;
}


/* centraliza os cards extras */
.services-grid.expanded {
    justify-items: center;
}

/* botão central */
.center {
    margin-top: 45px;
}

/* ===== OPERATIONS ===== */

.operations {
    background: url("../img/earth-night.jpg") center/cover no-repeat;
    color: white;
    padding: 70px 0;
    text-align: center;
}

.ops-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.op-card {
    background: rgba(18, 58, 99, 0.85);
    padding: 30px;
    border-radius: 10px;
    width: 260px;
}

.op-card img {
    height: 40px;
    margin-bottom: 15px;
}

/* ===== CTA ===== */

.cta {
    background: #0e2a44;
    color: white;
    padding: 70px;
    text-align: center;
}

.cta span {
    color: #caa24d;
}

.cta p {
    margin-bottom: 30px;
}

/* ===== FOOTER ===== */

.footer {
    background: #0b1c2d;
    color: #fff;
    padding: 50px 0 20px 0;
}

.footer-offices {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 30px;
}

.footer-col h4 {
    margin-bottom: 10px;
    font-size: 18px;
    color: #f0c040;
}

.footer-col p {
    margin: 4px 0;
    font-size: 14px;
    color: #ccc;
}

.copy {
    text-align: center;
    font-size: 13px;
    color: #aaa;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 15px;
}

/* ===== RESPONSIVO ===== */

@media (max-width: 992px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .logo {
        height: 90px;
    }
}

@media (max-width: 576px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    nav {
        display: none;
    }
}