.button {
    display: inline-flex;
    min-height: 2.9rem;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.055em;
    line-height: 1;
    text-decoration: none;
    text-transform: uppercase;
    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast);
}

.button--gold {
    border-color: var(--color-gold);
    background: var(--color-gold);
    color: var(--color-black);
}

.button--gold:hover {
    border-color: var(--color-gold-light);
    background: var(--color-gold-light);
}

.button--dark {
    border-color: var(--color-black);
    background: var(--color-black);
    color: var(--color-white);
}

.button--dark:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
}

.button--outline {
    border-color: currentColor;
    background: transparent;
}

.button--outline:hover {
    background: var(--color-black);
    color: var(--color-white);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    border-bottom: 1px solid var(--color-gold);
    background: rgba(10, 10, 10, 0.97);
}

.site-nav {
    display: flex;
    min-height: var(--header-height);
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
}

.site-brand {
    flex: none;
    color: var(--color-white);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.035em;
    line-height: 1;
    text-decoration: none;
    text-transform: uppercase;
}

.site-brand__accent {
    color: var(--color-gold);
}

.site-nav__panel {
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-5);
}

.site-nav__links {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-nav__link {
    position: relative;
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
}

.site-nav__link::after {
    position: absolute;
    right: 0;
    bottom: -0.45rem;
    left: 0;
    height: 2px;
    transform: scaleX(0);
    transform-origin: left;
    background: var(--color-gold);
    content: "";
    transition: transform var(--transition-fast);
}

.site-nav__link:hover::after,
.site-nav__link[aria-current="page"]::after {
    transform: scaleX(1);
}

.site-nav__link[aria-current="page"] {
    color: var(--color-gold);
}

.site-nav__toggle {
    display: none;
    width: 2.75rem;
    height: 2.75rem;
    border: 0;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-white);
}

.site-nav__toggle-lines {
    display: grid;
    gap: 5px;
}

.site-nav__toggle-line {
    width: 1.5rem;
    height: 2px;
    margin-inline: auto;
    background: currentColor;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-5);
}

.content-card {
    border-top: 3px solid var(--color-black);
    border-bottom: 1px solid var(--color-border);
    padding-block: var(--space-5);
}

.content-card__number {
    color: var(--color-gold);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.1em;
}

.content-card h3 {
    margin: var(--space-3) 0;
}

.content-card p {
    color: var(--color-muted);
}

.product-card {
    display: grid;
    height: 100%;
    grid-template-rows: auto 1fr;
    border-top: 3px solid var(--color-black);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-white);
}

.product-card__media {
    display: block;
    overflow: hidden;
    aspect-ratio: 4 / 5;
    background: var(--color-surface);
}

.product-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.product-card__media:hover .product-card__image {
    transform: scale(1.025);
}

.product-card__body {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) 0 var(--space-5);
}

.product-card__name {
    margin-bottom: var(--space-2);
    font-size: var(--font-size-lg);
}

.product-card__name a {
    text-decoration: none;
}

.product-card__description {
    margin-bottom: var(--space-4);
    color: var(--color-muted);
    font-size: var(--font-size-sm);
}

.product-card__footer {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-top: auto;
}

.product-card__price {
    font-weight: var(--font-weight-bold);
}

.quote-form {
    display: grid;
    gap: var(--space-6);
}

.form-section {
    margin: 0;
    border: 0;
    border-top: 3px solid var(--color-black);
    padding: var(--space-5) 0 0;
}

.form-section__legend {
    padding: 0 var(--space-4) 0 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
}

.form-grid--single {
    grid-template-columns: 1fr;
}

.form-field {
    display: grid;
    gap: var(--space-2);
}

.form-field--full {
    grid-column: 1 / -1;
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-black);
    padding: 0.8rem 0.9rem;
}

.form-input,
.form-select {
    min-height: 3rem;
}

.form-textarea {
    min-height: 9rem;
    resize: vertical;
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--color-black);
}

.form-help,
.form-status {
    margin: 0;
    color: var(--color-muted);
    font-size: var(--font-size-xs);
}

.form-status[data-state="error"] {
    color: var(--color-error);
}

.form-status[data-state="success"] {
    color: var(--color-success);
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.checkbox-option {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    border: 1px solid var(--color-border);
    padding: var(--space-3);
}

.checkbox-option:has(input:checked) {
    border-color: var(--color-gold);
    background: var(--color-surface);
}

.checkbox-option input {
    width: 1.1rem;
    height: 1.1rem;
    margin-top: 0.15rem;
    accent-color: var(--color-gold);
}

.quote-form__actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.site-footer {
    border-top: 1px solid var(--color-gold);
    padding: var(--space-7) 0 var(--space-4);
    background: var(--color-black);
    color: var(--color-white);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 1fr;
    gap: var(--space-6);
}

.site-footer__brand {
    display: block;
    margin-bottom: var(--space-3);
    color: var(--color-gold);
    font-size: var(--font-size-lg);
}

.site-footer__grid p {
    max-width: 30rem;
    color: #c8c6c0;
}

.site-footer__links {
    margin: var(--space-3) 0 0;
    padding: 0;
    list-style: none;
}

.site-footer__links li + li {
    margin-top: var(--space-2);
}

.site-footer__links a,
.site-footer__contact a {
    color: var(--color-white);
}

.site-footer__contact {
    display: grid;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

.site-footer__bottom {
    display: flex;
    justify-content: space-between;
    gap: var(--space-4);
    margin-top: var(--space-6);
    border-top: 1px solid #343434;
    padding-top: var(--space-4);
    color: #aaa7a0;
    font-size: var(--font-size-xs);
}

@media (max-width: 60rem) {
    .site-nav__toggle {
        display: block;
    }

    .site-nav__panel {
        position: fixed;
        inset: var(--header-height) 0 0 0;
        display: none;
        align-items: stretch;
        justify-content: flex-start;
        flex-direction: column;
        overflow-y: auto;
        padding: var(--space-6) var(--space-5);
        background: var(--color-black);
    }

    .site-nav__panel.is-open {
        display: flex;
    }

    .site-nav__links {
        align-items: stretch;
        flex-direction: column;
        gap: 0;
    }

    .site-nav__link {
        display: block;
        border-bottom: 1px solid #343434;
        padding: var(--space-4) 0;
        font-size: var(--font-size-lg);
    }

    .site-nav__link::after {
        display: none;
    }

    .site-nav__cta {
        align-self: flex-start;
    }

    .card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .site-footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 40rem) {
    .form-grid,
    .checkbox-grid,
    .card-grid,
    .site-footer__grid {
        grid-template-columns: 1fr;
    }

    .quote-form__actions,
    .site-footer__bottom {
        align-items: stretch;
        flex-direction: column;
    }

    .quote-form__actions .button {
        width: 100%;
    }
}