header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.9rem;
    padding: 0.8rem 1rem 0.6rem;
    background: linear-gradient(180deg, #151515, #121212 65%);
    color: var(--text);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 6px 22px -10px rgba(0,0,0,0.7);
}

header .logo {
    width: 350px;
    height: auto;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.8));
}

header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin: 0;
}

h1 {
    text-align: center;
    margin: 1rem 0;
}

.header-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-left: auto; /* Push to right if in flex container */
}

.header-btn:hover {
    background: rgba(52,217,255,0.1);
    border-color: var(--cyan);
    color: var(--cyan);
    transform: translateY(-1px);
}

.header-btn svg {
    width: 18px;
    height: 18px;
}