/* ========== SHARED FOOTER LAYER ========== */

/* ========== PREVIEW FOOTER (MATCHES HOME) ========== */
.preview-footer {
    position: relative;
    width: min(1280px, calc(100% - 40px));
    margin: 82px auto 0;
    padding: 38px 28px 20px;
    border-radius: 0;
    background: none;
    border: 0;
    box-shadow: none;
    backdrop-filter: none;
    color: rgba(28, 30, 34, 0.9);
}

.preview-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 28px;
    right: 28px;
    height: 1px;
    background: linear-gradient(
        90deg,
        rgba(77, 98, 120, 0),
        rgba(77, 98, 120, 0.16) 18%,
        rgba(77, 98, 120, 0.16) 82%,
        rgba(77, 98, 120, 0)
    );
}

.preview-footer::after {
    content: '';
    position: absolute;
    top: -20px;
    left: 12%;
    right: 12%;
    height: 44px;
    background: radial-gradient(ellipse at center, rgba(92, 122, 154, 0.12), rgba(92, 122, 154, 0) 72%);
    pointer-events: none;
}

.preview-footer__layout {
    display: grid;
    width: min(100%, 1160px);
    margin: 0 auto;
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 1fr) minmax(0, 0.96fr);
    grid-template-areas: "company contacts useful";
    gap: 30px clamp(24px, 2.6vw, 40px);
    align-items: start;
    padding: 0 0 24px;
}

.preview-footer__brand {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    min-width: 0;
    width: 100%;
    max-width: 100%;
    text-decoration: none;
    color: inherit;
}

.preview-footer__brand-copy {
    display: grid;
    gap: 2px;
    align-self: center;
    min-width: 0;
    max-width: min(100%, 13.5rem);
    padding-top: 0;
}

.preview-footer__mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 4px;
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(247, 249, 252, 0.98) 0%, rgba(201, 212, 227, 0.92) 100%);
    box-shadow:
        0 10px 24px rgba(15, 23, 42, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.75);
    isolation: isolate;
}

.preview-footer__logo {
    display: block;
    height: 86px;
    width: auto;
    max-width: 328px;
    border-radius: 12px;
    object-fit: contain;
    position: relative;
    z-index: 1;
}

.preview-footer__wave {
    display: block;
    position: absolute;
    inset: -260% -260%;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0) 44%,
        rgba(255, 255, 255, 0.7) 50%,
        rgba(255, 255, 255, 0) 56%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: translate(180%, -180%) rotate(10deg);
    opacity: 0.6;
    pointer-events: none;
    filter: blur(0.6px);
    z-index: 2;
    animation: logo-wave-shine 3.1s linear infinite;
}

.preview-footer__column {
    display: grid;
    align-content: start;
    gap: 14px;
    min-width: 0;
    padding-top: 6px;
}

.preview-footer__column--company {
    grid-area: company;
    gap: 18px;
    padding-top: 0;
    padding-left: 0;
    max-width: 40ch;
}

.preview-footer__column--contacts {
    grid-area: contacts;
    max-width: 38ch;
}

.preview-footer__column--useful {
    grid-area: useful;
    max-width: 30ch;
}

.preview-footer__column--company .preview-footer__brand {
    margin-bottom: 2px;
}

.preview-footer__company {
    display: block;
    margin: 0;
    color: rgba(33, 35, 40, 0.96);
    font-size: clamp(1rem, 0.94rem + 0.26vw, 1.1rem);
    font-weight: 800;
    line-height: 1.1;
    text-wrap: pretty;
}

.preview-footer__legal-text {
    margin: 0;
    color: rgba(72, 82, 93, 0.76);
    font-size: 1.02rem;
    line-height: 1.68;
    max-width: 38ch;
    text-wrap: pretty;
}

.preview-footer__label {
    display: block;
    color: rgba(24, 26, 30, 0.96);
    font-size: 0.8rem;
    font-weight: 900;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.preview-footer__brand-copy .preview-footer__label {
    margin-bottom: 0;
}

.preview-footer__column p,
.preview-footer__column a {
    margin: 0;
    color: rgba(56, 60, 66, 0.82);
    font-size: 1.04rem;
    line-height: 1.68;
    min-width: 0;
    text-wrap: pretty;
}

.preview-footer__column a {
    display: inline-flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: 540;
    text-decoration: none;
}

.preview-footer__column p {
    color: rgba(88, 96, 106, 0.74);
    font-weight: 480;
}

.preview-footer__column a:hover,
.preview-footer__list a:hover,
.preview-footer__bottom a:hover {
    color: #2c5f93;
}

.preview-footer__column i {
    color: rgba(68, 110, 153, 0.7);
    margin-top: 3px;
}

.preview-footer__list {
    list-style: none;
    display: grid;
    gap: 11px;
    padding: 0;
    margin: 0;
}

.preview-footer__list li {
    margin: 0;
    color: rgba(92, 100, 110, 0.72);
    font-size: 1.04rem;
    line-height: 1.68;
    min-width: 0;
    text-wrap: pretty;
}

.preview-footer__list a {
    display: inline-flex;
    align-items: flex-start;
    gap: 10px;
    color: rgba(56, 60, 66, 0.82);
    text-decoration: none;
    font-weight: 540;
    min-width: 0;
    overflow-wrap: break-word;
}

.preview-footer__list--contacts li {
    display: grid;
    grid-template-columns: 18px 1fr;
    gap: 13px;
    align-items: start;
}

.preview-footer__list--contacts i {
    color: rgba(68, 110, 153, 0.7);
    margin-top: 3px;
}

.preview-footer__bottom {
    display: grid;
    grid-template-columns: 1fr;
    justify-items: center;
    align-items: center;
    gap: 10px;
    padding-top: 26px;
    border-top: 1px solid rgba(73, 94, 117, 0.1);
    text-align: center;
}

.preview-footer__bottom p {
    margin: 0;
    color: rgba(86, 94, 104, 0.68);
    font-size: 0.9rem;
    line-height: 1.62;
    max-width: 78ch;
    text-wrap: pretty;
}

.preview-footer__bottom p:first-child {
    color: rgba(73, 83, 92, 0.66);
    font-weight: 540;
}

.preview-footer__bottom p:last-child {
    color: rgba(100, 110, 120, 0.64);
}

.preview-footer__bottom a {
    color: inherit;
    text-decoration: none;
}

@media (max-width: 1100px) {
    .preview-footer__layout {
        grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
        grid-template-areas:
            "company contacts"
            "company useful";
        gap: 28px 30px;
    }
}

@media (max-width: 900px) {
    .preview-footer {
        width: min(100%, calc(100% - 24px));
        margin-top: 68px;
        padding: 28px 20px 18px;
    }

    .preview-footer::before {
        left: 20px;
        right: 20px;
    }

    .preview-footer__layout {
        grid-template-columns: 1fr;
        grid-template-areas:
            "company"
            "contacts"
            "useful";
        gap: 22px;
        padding-bottom: 18px;
    }

    .preview-footer__column,
    .preview-footer__column--company,
    .preview-footer__column--contacts,
    .preview-footer__column--useful {
        max-width: none;
        padding-left: 0;
    }
}

@media (max-width: 640px) {
    .preview-footer__brand {
        grid-template-columns: 1fr;
        gap: 10px;
        align-items: flex-start;
    }

    .preview-footer__brand-copy {
        align-self: start;
        max-width: none;
        padding-top: 0;
    }

    .preview-footer__company {
        font-size: 1rem;
    }

    .preview-footer__logo {
        height: 70px;
        max-width: 220px;
    }
}