.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--surface-card);
    border-bottom: 1px solid var(--border-default);
    z-index: 1000;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.95);
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: color 0.2s ease;
}

.navbar-brand:hover {
    color: var(--accent-primary);
}

.navbar-links {
    display: flex;
    gap: 4px;
    align-items: center;
}

.navbar-link {
    padding: 8px 16px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.2s ease;
    position: relative;
}

.navbar-link:hover {
    color: var(--text-primary);
    background: var(--surface-muted);
}

.navbar-link.active {
    color: var(--accent-primary);
    background: var(--accent-soft);
}

.auth-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 15, 20, 0.4);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.auth-modal {
    background: var(--surface-card);
    border: 1px solid var(--border-default);
    border-radius: 24px;
    padding: 32px;
    width: min(90vw, 420px);
    box-shadow: 0 24px 48px rgba(15, 15, 20, 0.14);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.auth-modal h2 {
    font-size: 22px;
    color: var(--text-strong);
}

.auth-modal p {
    font-size: 14px;
    color: var(--text-muted);
}

.auth-modal button {
    margin-top: 6px;
    padding: 12px 18px;
    border-radius: 14px;
    border: none;
    background: var(--ink);
    color: var(--surface-card);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 600;
    cursor: pointer;
}

.auth-modal-helper {
    min-height: 16px;
    font-size: 12px;
    color: var(--text-muted);
}

body {
    padding-top: 60px;
}

@media (max-width: 640px) {
    .navbar-container {
        padding: 0 16px;
    }

    .navbar-brand {
        font-size: 16px;
    }

    .navbar-links {
        gap: 2px;
    }

    .navbar-link {
        padding: 6px 12px;
        font-size: 13px;
    }
}