/* Explain: App-specific component styles for buttons, nav, and footer links. */
/* Brand buttons */
.btn-brand,
.btn-ghost-brand,
.btn-ghost-light,
.btn-cream,
.btn-mini {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-align: center;
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.btn-brand {
    background: var(--primary-color);
    color: var(--cream-color);
    border: 1px solid var(--primary-color);
    padding: 1rem 2rem;
    font-size: 0.72rem;
}

.btn-brand:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-ghost-brand {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 1rem 2rem;
    font-size: 0.72rem;
}

.btn-ghost-brand:hover {
    background: var(--primary-color);
    color: var(--cream-color);
    transform: translateY(-1px);
}

.btn-ghost-light {
    background: rgba(250, 247, 242, 0.08);
    color: var(--cream-color);
    border: 1px solid var(--cream-line);
    padding: 1rem 2rem;
    font-size: 0.72rem;
    backdrop-filter: blur(4px);
}

.btn-ghost-light:hover {
    background: var(--cream-color);
    color: var(--primary-color);
    border-color: var(--cream-color);
    transform: translateY(-1px);
}

.btn-cream {
    background: var(--cream-color);
    color: var(--primary-color);
    border: 1px solid var(--cream-color);
    padding: 1rem 2rem;
    font-size: 0.72rem;
}

.btn-cream:hover {
    background: transparent;
    color: var(--cream-color);
}

.btn-mini {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    padding: 0.55rem 0.95rem;
    font-size: 0.58rem;
    letter-spacing: 0.16em;
    white-space: nowrap;
}

.btn-mini:hover {
    background: var(--primary-color);
    color: var(--cream-color);
    border-color: var(--primary-color);
}

/* Brand mark */
.brand-mark {
    font-family: var(--font-heading);
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

/* Navigation links */
.nav-link {
    position: relative;
    color: var(--cream-color);
    transition: color 0.3s ease;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 1px;
    background: var(--accent-color);
    transition: width 0.35s ease;
}

.nav-link:hover {
    color: var(--accent-color);
}

.nav-link:hover::after {
    width: 100%;
}

/* Footer links */
.footer-link {
    color: var(--cream-muted);
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--accent-color);
}

/* Form fields */
.field-input {
    width: 100%;
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 0.85rem 1rem;
    font-size: 0.85rem;
    color: var(--text-color);
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

.field-input::placeholder {
    color: var(--text-muted);
    opacity: 0.75;
}

.field-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(61, 43, 36, 0.03);
}

.field-label {
    display: block;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}