/* Header sticky: siempre visible en escritorio; en móvil se oculta al bajar y vuelve al subir */
header[data-layout="header"] {
    background-color: #0D0E15;
    border-bottom: 1px solid transparent;
    transition: transform 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}

header[data-layout="header"].is-scrolled {
    background-color: rgba(13, 14, 21, 0.82);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-bottom-color: rgba(243, 244, 246, 0.08);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    width: min(100%, 1200px);
    height: 60px;
    margin: 0 auto;
    padding: 0 32px;
}

.logo-section {
    color: #F3F4F6;
    font-family: 'Oswald', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
}

.navbar ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 28px;
}

.navbar ul li a {
    position: relative;
    text-decoration: none;
    color: #F3F4F6;
    font-family: 'Oswald', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    transition: color 0.2s ease;
}

.navbar ul li a[aria-current="page"]::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -6px;
    height: 2px;
    border-radius: 2px;
    background: #10B981;
}

.navbar ul li a:hover,
.navbar ul li a:focus-visible,
.logo-section:hover,
.logo-section:focus-visible {
    color: #10B981;
}

.navbar button {
    min-height: 36px;
    border: 1px solid #F3F4F6;
    border-radius: 999px;
    padding: 6px 14px;
    color: #F3F4F6;
    background: transparent;
    font-family: 'Oswald', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.navbar button:hover,
.navbar button:focus-visible {
    color: #10B981;
    border-color: #10B981;
}

.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    margin-right: -8px;
    padding: 10px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.hamburger-menu span {
    width: 100%;
    height: 3px;
    background: #F3F4F6;
    border-radius: 3px;
    transition: transform 0.25s ease, opacity 0.2s ease;
}

.hamburger-menu.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.hamburger-menu.active span:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

@media (max-width: 768px) {
    header[data-layout="header"].is-hidden {
        transform: translateY(-100%);
    }

    .header-container {
        padding: 0 20px;
    }

    .logo-section {
        font-size: 1.25rem;
    }

    .hamburger-menu {
        display: flex;
    }

    /* El menú cuelga del header sticky, así siempre queda pegado a él */
    .navbar {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #0D0E15;
        border-bottom: 1px solid rgba(243, 244, 246, 0.08);
        padding: 12px 0 24px;
        transform: translateY(-8px);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.2s ease, opacity 0.2s ease, visibility 0.2s;
    }

    .navbar.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .navbar ul {
        flex-direction: column;
        gap: 4px;
    }

    .navbar ul li a {
        display: block;
        padding: 10px 24px;
        font-size: 1.3rem;
    }

    .navbar ul li a[aria-current="page"]::after {
        left: 24px;
        right: 24px;
        bottom: 4px;
    }

    .navbar button {
        min-height: 44px;
        margin-top: 8px;
        padding: 8px 20px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .header-container {
        padding: 0 24px;
    }

    .navbar ul {
        gap: 20px;
    }

    .navbar ul li a {
        font-size: 1.15rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    header[data-layout="header"],
    .navbar,
    .hamburger-menu span {
        transition: none;
    }
}