* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: #071826;
    /* azul profundo corporativo */
    color: #ffffff;
    line-height: 1.6;
}

a {
    color: #00D1FF;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* HEADER + NAVBAR */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(7, 24, 38, 0.9);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 0;
}

.logo {
    flex-shrink: 0;
}

.logo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.1rem;
    line-height: 0;
    text-decoration: none;
}

.logo-text-gradient {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, #006CFF, #00D1FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.04em;
    line-height: 1;
    margin-top: 0.15rem;
    transition: opacity 0.25s ease;
}

.logo-link:hover .logo-text-gradient {
    opacity: 0.9;
}

.logo-img {
    height: 75px;
    width: auto;
    max-width: 250px;
    display: block;
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.logo-img:hover {
    opacity: 0.9;
    transform: scale(1.02);
}

/* Desktop nav */
.main-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.main-nav a {
    font-size: 0.92rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #EAF4FF;
    position: relative;
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.35rem;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #006CFF, #00D1FF);
    transition: width 0.25s ease;
}

.main-nav a:hover::after {
    width: 100%;
}

/* Hamburger button */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 32px;
    padding: 0;
    margin-left: 1rem;
    position: relative;
}

.nav-toggle span {
    position: absolute;
    left: 6px;
    right: 6px;
    height: 2px;
    background: #EAF4FF;
    border-radius: 999px;
    transition: transform 0.25s ease, top 0.25s ease, opacity 0.25s ease;
}

.nav-toggle span:nth-child(1) {
    top: 8px;
}

.nav-toggle span:nth-child(2) {
    top: 15px;
}

.nav-toggle span:nth-child(3) {
    top: 22px;
}

.nav-toggle.is-active span:nth-child(1) {
    top: 15px;
    transform: rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
    top: 15px;
    transform: rotate(-45deg);
}

/* MAIN LAYOUT */

.site-main {
    padding: 2.5rem 0 4rem 0;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 1.6fr);
    gap: 2.8rem;
    align-items: center;
    margin-bottom: 3.2rem;
}

.hero h1 {
    font-size: 2.6rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero p {
    font-size: 1.05rem;
    color: #C9D6E2;
    margin-bottom: 1.8rem;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    background: linear-gradient(135deg, #006CFF, #00D1FF);
    color: #ffffff;
    padding: 0.8rem 1.6rem;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: 0 8px 20px rgba(0, 108, 255, 0.35);
}

.btn-primary:hover {
    box-shadow: 0 10px 26px rgba(0, 108, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    color: #00D1FF;
    padding: 0.8rem 1.6rem;
    border-radius: 999px;
    border: 1px solid #00D1FF;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
}

.btn-secondary:hover {
    background: rgba(0, 209, 255, 0.08);
}

.hero-card {
    background: radial-gradient(circle at top left, rgba(0, 209, 255, 0.16), transparent 55%), #0A1B2A;
    border-radius: 1.4rem;
    padding: 1.9rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    background: rgba(0, 209, 255, 0.12);
    border-radius: 999px;
    padding: 0.35rem 0.8rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #8CEBFF;
    margin-bottom: 0.8rem;
}

/* SECTIONS */

.section {
    margin-bottom: 3.2rem;
}

.section h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.section p.section-intro {
    color: #d0d8e0;
    margin-bottom: 1.8rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.6rem;
}

.card {
    background: #0C2035;
    border-radius: 1.1rem;
    padding: 1.6rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: #00D1FF;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.card h3 {
    margin-bottom: 0.6rem;
    font-size: 1.1rem;
}

.card p {
    color: #c4ccd7;
    font-size: 0.95rem;
}

.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    border: 1px solid rgba(255, 255, 255, 0.25);
    margin-bottom: 0.8rem;
}

.highlight {
    color: #00D1FF;
}

.placeholder {
    color: red;
    font-weight: 600;
}

/* LEGAL PAGES */

.legal-page h1 {
    margin-bottom: 1rem;
}

.legal-page h2 {
    margin-top: 1.6rem;
    margin-bottom: 0.5rem;
}

.legal-page p,
.legal-page li {
    color: #d0d8e0;
    margin-bottom: 0.7rem;
    font-size: 0.95rem;
}

.legal-page ul {
    margin-left: 1.2rem;
    margin-bottom: 1rem;
}

/* CONTACT FORM */

.contact-form {
    max-width: 640px;
}

.contact-form label {
    display: block;
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.6rem 0.8rem;
    border-radius: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: #050b13;
    color: #ffffff;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.contact-form textarea {
    min-height: 140px;
    resize: vertical;
}

.contact-form small {
    display: block;
    margin-bottom: 1rem;
    color: #9aa5b6;
}

/* FOOTER */

.site-footer {
    background: #050b13;
    padding: 2.5rem 0 1.2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 0.9rem;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-col h4 {
    margin-bottom: 0.7rem;
    font-size: 1rem;
}

.footer-col p,
.footer-col li {
    color: #c0c9d4;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li+li {
    margin-top: 0.3rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 1rem;
    text-align: center;
    color: #8c98aa;
}

/* RESPONSIVE */

@media (max-width: 900px) {
    .hero {
        grid-template-columns: minmax(0, 1.1fr);
    }
}

@media (max-width: 768px) {

    .header-inner {
        padding: 0.7rem 0;
    }

    .logo-img {
        height: 50px;
        max-width: 180px;
    }

    .main-nav {
        position: absolute;
        top: 60px;
        right: 0;
        left: 0;
        margin: 0;
        padding: 0.9rem 5%;
        background: rgba(7, 24, 38, 0.98);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        flex-direction: column;
        gap: 0.8rem;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        pointer-events: none;
        transition: max-height 0.25s ease, opacity 0.25s ease;
    }

    .main-nav.is-open {
        max-height: 260px;
        opacity: 1;
        pointer-events: auto;
    }

    .main-nav a {
        font-size: 0.9rem;
    }

    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .hero {
        padding-top: 2.4rem;
        padding-bottom: 1.4rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section {
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .hero {
        gap: 1.6rem;
    }

    .hero h1 {
        font-size: 1.8rem;
    }
}