:root {
    --brand: #00B4D0;
    --brand-dark: #0096B0;
    --brand-darker: #007A94;
    --brand-light: #E0F7FA;
    --brand-soft: #B2EBF2;
    --brand-muted: #80DEEA;
    --brand-black: #111111;
}

.bg-brand { background-color: var(--brand); }
.bg-brand-dark { background-color: var(--brand-dark); }
.bg-brand-light { background-color: var(--brand-light); }
.bg-brand-black { background-color: var(--brand-black); }

.text-brand { color: var(--brand); }
.text-brand-dark { color: var(--brand-dark); }

.border-brand { border-color: var(--brand); }

.hover\:bg-brand-dark:hover { background-color: var(--brand-dark); }
.hover\:text-brand:hover { color: var(--brand); }
.hover\:border-brand:hover { border-color: var(--brand); }

.bg-brand-gradient {
    background: linear-gradient(135deg, var(--brand-light) 0%, var(--brand-soft) 50%, var(--brand-muted) 100%);
}

.brand-nav {
    background: var(--brand);
    box-shadow: 0 2px 12px rgba(0, 150, 176, 0.35);
}

.brand-nav a,
.brand-nav button {
    color: #fff;
}

.brand-nav .nav-link-muted {
    color: rgba(255, 255, 255, 0.88);
}

.brand-nav .nav-link-muted:hover {
    color: #fff;
}

.brand-nav .nav-btn-outline {
    background: var(--brand-black);
    color: #fff;
    border-radius: 0.5rem;
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    transition: background 0.2s;
}

.brand-nav .nav-btn-outline:hover {
    background: #000;
}

.brand-nav .lang-active {
    background: var(--brand-black);
    color: #fff;
}

.brand-nav .lang-inactive {
    color: rgba(255, 255, 255, 0.85);
}

.brand-nav .lang-inactive:hover {
    background: rgba(0, 0, 0, 0.15);
}

.brand-logo-text {
    color: #fff;
    font-weight: 800;
    font-style: italic;
    letter-spacing: -0.02em;
    text-shadow: 1px 1px 0 var(--brand-black), -1px 1px 0 var(--brand-black), 1px -1px 0 var(--brand-black), -1px -1px 0 var(--brand-black);
}

.brand-logo-badge {
    background: var(--brand-black);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    line-height: 1.2;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    text-align: center;
}