header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    margin-bottom: 18px;
}

.header-content {
    max-width: var(--container);
    margin: 0 auto;
    padding: 18px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 22px;
    font-weight: 950;
    letter-spacing: -0.02em;
    color: var(--text);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.logo img {
    height: 45px;
    width: auto;
}

.logo::after {
    content: "•";
    color: var(--accent);
    font-weight: 950;
}

nav {
    display: flex;
    align-items: center;
    gap: 10px;
}

nav a {
    text-decoration: none;
    color: var(--muted);
    font-weight: 750;
    padding: 10px 12px;
    border-radius: 999px;
    transition: background-color 0.25s ease, color 0.25s ease, transform 0.15s ease;
}

nav a:hover {
    background: rgba(217, 98, 58, 0.12);
    color: var(--accent);
}

nav .btn-ghost {
    color: var(--muted);
    font-weight: 750;
}

nav .btn-ghost:hover {
    background: rgba(217, 98, 58, 0.12);
    color: var(--accent);
    border-color: transparent;
}