:root {
    --contact-max-width: 750px;
    --contact-padding-desktop: 4.5rem;
    --contact-padding-tablet: 4.5rem;
    --contact-padding-mobile: 4rem 2rem;
    --contact-gap: 2rem;
    --contact-shadow: var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
}
.contact-box {
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: var(--contact-max-width);
    margin: 3rem auto 0;
    padding: var(--contact-padding-mobile);
    border-radius: 24px;
    transition: all 0.4s ease;
    box-shadow: var(--contact-shadow);
    border: 1px solid transparent !important;
    background: var(--bg-surface, #ffffff);
}
.contact-box::before {
    content: "";
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--accent-grad, #c59d23);
    z-index: -1;
    border-radius: inherit;
    padding: 2px;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.15;
    transition: opacity 0.4s ease;
}
.contact-box:hover::before,
.contact-box:focus-within::before {
    opacity: 1;
}
.contact-box:hover,
.contact-box:focus-within {
    transform: translateY(-5px);
    background: var(--bg-surface, #ffffff);
}
@media (min-width: 768px) {
    .contact-box {
        padding: var(--contact-padding-tablet);
    }
}
@media (min-width: 992px) {
    .contact-box {
        padding: var(--contact-padding-desktop);
        max-width: var(--contact-max-width);
    }
}
@media (min-width: 1400px) {
    .contact-box {
        max-width: var(--contact-max-width);
    }
}
.contact-box .form-control,
.contact-box .form-select {
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid var(--border-subtle, rgba(0, 0, 0, 0.1));
    background: var(--bg-input, #fff);
    margin-bottom: var(--contact-gap);
}
.contact-box h2 {
    font-size: clamp(1.7rem, 4vw, 2rem);
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-align: center;
}
.contact-box .subtitle {
    text-align: center;
    color: var(--text-muted, #666);
    margin-bottom: 2.5rem;
}