/* SK Shelving — Premium enterprise footer (reference match) */

.sk-ft-wrap {
    --ft-bg: #08111f;
    --ft-card: #101b2c;
    --ft-primary: #C4A574;
    --ft-primary-hover: #D4B88A;
    --ft-text: #ffffff;
    --ft-muted: #a6b3c7;
    --ft-title: #d7e0ec;
    --ft-border: rgba(255, 255, 255, 0.08);
    --ft-pad-x: 56px;
    width: 100%;
    margin: 0;
    padding: 0;
    background: var(--ft-bg);
}

.sk-ft {
    position: relative;
    isolation: isolate;
    max-width: 1480px;
    margin: 0 auto;
    padding: 56px var(--ft-pad-x) 40px;
    border-radius: 0;
    background:
        radial-gradient(980px 420px at 12% -8%, rgba(196, 165, 116, 0.16), transparent 55%),
        radial-gradient(760px 380px at 88% 12%, rgba(196, 165, 116, 0.08), transparent 50%),
        transparent;
    color: var(--ft-text);
    overflow: hidden;
}

.sk-ft__noise,
.sk-ft__vignette {
    pointer-events: none;
    position: absolute;
    inset: 0;
    border-radius: inherit;
    z-index: 0;
}

.sk-ft__noise {
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    mix-blend-mode: soft-light;
}

.sk-ft__vignette {
    background: radial-gradient(ellipse at center, transparent 48%, rgba(0, 0, 0, 0.32) 100%);
}

.sk-ft > *:not(.sk-ft__noise):not(.sk-ft__vignette) {
    position: relative;
    z-index: 1;
}

/* —— CTA —— */
.sk-ft__cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    min-height: 170px;
    padding: 40px 48px;
    margin-bottom: 52px;
    border-radius: 28px;
    background: var(--ft-card);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.sk-ft__cta-left {
    display: flex;
    align-items: center;
    gap: 28px;
    min-width: 0;
    flex: 1 1 auto;
}

.sk-ft__cta-icon {
    flex: 0 0 auto;
    width: 88px;
    height: 88px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #8ecfff;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 0 0 1px rgba(196, 165, 116, 0.08);
    transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.sk-ft__cta:hover .sk-ft__cta-icon {
    transform: scale(1.05);
    background: rgba(196, 165, 116, 0.14);
    box-shadow: 0 0 28px rgba(196, 165, 116, 0.22);
}

.sk-ft__cta-copy {
    min-width: 0;
}

.sk-ft__cta-title {
    margin: 0 0 10px;
    font-size: clamp(28px, 2.7vw, 46px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -0.025em;
    color: var(--ft-text);
}

.sk-ft__cta-text {
    margin: 0;
    max-width: 620px;
    font-size: clamp(16px, 1.15vw, 20px);
    line-height: 1.45;
    color: var(--ft-muted);
}

.sk-ft__cta-actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    flex: 0 0 340px;
    width: 340px;
}

.sk-ft__btn {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    height: 64px;
    padding: 0 28px;
    border: 0;
    border-radius: 14px;
    font: inherit;
    font-size: 17px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}

.sk-ft__btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -40%;
    width: 38%;
    height: 100%;
    z-index: 2;
    background: linear-gradient(
        105deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.08) 35%,
        rgba(255, 255, 255, 0.55) 50%,
        rgba(255, 255, 255, 0.08) 65%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: skewX(-18deg) translateX(0);
    opacity: 0;
    pointer-events: none;
    animation: ui-glare 3s ease-in-out infinite;
}

.sk-ft__btn--primary {
    width: 100%;
    color: #fff;
    background: var(--ft-primary);
    box-shadow:
        0 0 0 1px rgba(196, 165, 116, 0.35),
        0 12px 32px rgba(196, 165, 116, 0.38),
        0 0 40px rgba(196, 165, 116, 0.22);
}

.sk-ft__btn--primary:hover {
    background: var(--ft-primary-hover);
    filter: brightness(1.05);
    box-shadow:
        0 0 0 1px rgba(26, 148, 235, 0.45),
        0 16px 40px rgba(196, 165, 116, 0.48),
        0 0 56px rgba(196, 165, 116, 0.3);
}

.sk-ft__btn--primary:active {
    transform: translateY(1px);
}

.sk-ft__btn--block {
    width: 100%;
}

.sk-ft__btn svg {
    transition: transform 0.25s ease;
}

.sk-ft__btn:hover svg {
    transform: translateX(3px);
}

.sk-ft__cta-phone {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-left: 2px;
}

.sk-ft__cta-phone a {
    font-size: 34px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--ft-text);
    text-decoration: none;
    transition: color 0.2s ease;
}

.sk-ft__cta-phone a:hover {
    color: #8ecfff;
}

.sk-ft__cta-phone span {
    font-size: 13px;
    color: var(--ft-muted);
}

/* —— Main grid —— */
.sk-ft__main {
    display: grid;
    grid-template-columns: minmax(240px, 1.28fr) repeat(3, minmax(0, 0.88fr)) minmax(240px, 1.12fr);
    gap: 36px 32px;
    margin-bottom: 44px;
    align-items: start;
}

.sk-ft__brand {
    display: inline-flex;
    align-items: center;
    margin-bottom: 16px;
    text-decoration: none;
    color: var(--ft-text);
    line-height: 0;
}

.sk-ft__brand-img {
    display: block;
    height: 58px;
    width: auto;
    max-width: 280px;
    object-fit: contain;
    background: transparent;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.sk-ft__brand:hover .sk-ft__brand-img {
    transform: scale(1.03);
    opacity: 0.95;
}

.sk-ft__about {
    margin: 0 0 20px;
    max-width: 280px;
    font-size: 14px;
    line-height: 1.55;
    color: var(--ft-muted);
}

.sk-ft__catalog {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    margin-bottom: 24px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--ft-border);
    text-decoration: none;
    color: var(--ft-text);
    transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}

.sk-ft__catalog:hover {
    transform: translateY(-4px);
    background: rgba(196, 165, 116, 0.1);
    border-color: rgba(196, 165, 116, 0.35);
}

.sk-ft__catalog-ico {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    color: var(--ft-primary);
    background: rgba(196, 165, 116, 0.12);
    transition: transform 0.3s ease;
}

.sk-ft__catalog:hover .sk-ft__catalog-ico {
    transform: scale(1.08);
}

.sk-ft__catalog strong {
    display: block;
    font-size: 14px;
    font-weight: 700;
}

.sk-ft__catalog small {
    display: block;
    margin-top: 3px;
    font-size: 12px;
    color: var(--ft-muted);
}

.sk-ft__contacts {
    list-style: none;
    margin: 0 0 22px;
    padding: 0;
    display: grid;
    gap: 13px;
}

.sk-ft__contacts li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    line-height: 1.45;
    color: var(--ft-muted);
}

.sk-ft__contact-ico {
    flex: 0 0 auto;
    margin-top: 1px;
    color: var(--ft-primary);
    transition: transform 0.25s ease;
}

.sk-ft__contacts li:hover .sk-ft__contact-ico {
    transform: scale(1.1);
}

.sk-ft__contacts a {
    color: var(--ft-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.sk-ft__contacts a:hover {
    color: var(--ft-text);
}

.sk-ft__socials {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.sk-ft__social {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--ft-border);
    text-decoration: none;
    overflow: hidden;
    transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease, filter 0.3s ease, box-shadow 0.3s ease;
}

.sk-ft__social svg {
    width: 18px;
    height: 18px;
    display: block;
}

.sk-ft__social img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.sk-ft__social--telegram {
    background: #26A5E4;
    border-color: transparent;
    box-shadow: 0 6px 14px rgba(38, 165, 228, 0.28);
}

.sk-ft__social--whatsapp {
    background: #25D366;
    border-color: transparent;
    box-shadow: 0 6px 14px rgba(37, 211, 102, 0.28);
}

.sk-ft__social--vk {
    background: #0077FF;
    border-color: transparent;
    box-shadow: 0 6px 14px rgba(0, 119, 255, 0.28);
}

.sk-ft__social--max {
    background: transparent;
    border-color: transparent;
    padding: 0;
    box-shadow: 0 6px 14px rgba(17, 17, 17, 0.22);
}

.sk-ft__social:hover {
    transform: translateY(-3px) scale(1.05);
    filter: brightness(1.06);
}

.sk-ft__social--telegram:hover,
.sk-ft__social--whatsapp:hover,
.sk-ft__social--vk:hover,
.sk-ft__social--max:hover {
    background: inherit;
    border-color: transparent;
}

.sk-ft__social--telegram:hover { background: #26A5E4; }
.sk-ft__social--whatsapp:hover { background: #25D366; }
.sk-ft__social--vk:hover { background: #0077FF; }
.sk-ft__social--max:hover { background: transparent; }

.sk-ft__col-title {
    margin: 0 0 16px;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ft-title);
}

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

.sk-ft__links a {
    font-size: 14px;
    line-height: 1.35;
    color: var(--ft-muted);
    text-decoration: none;
    transition: color 0.2s ease, transform 0.2s ease;
    display: inline-block;
}

.sk-ft__links a:hover {
    color: var(--ft-text);
    transform: translateX(2px);
}

.sk-ft__acc-btn {
    display: none;
}

/* —— Form —— */
.sk-ft__form {
    display: grid;
    gap: 10px;
}

.sk-ft__field input {
    width: 100%;
    height: 50px;
    padding: 0 16px;
    border-radius: 12px;
    border: 1px solid var(--ft-border);
    background: rgba(255, 255, 255, 0.035);
    color: var(--ft-text);
    font: inherit;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.sk-ft__field input::placeholder {
    color: rgba(166, 179, 199, 0.7);
}

.sk-ft__field input:focus {
    border-color: rgba(196, 165, 116, 0.55);
    background: rgba(196, 165, 116, 0.08);
    box-shadow: 0 0 0 3px rgba(196, 165, 116, 0.14);
}

.sk-ft__col--form .sk-ft__btn {
    height: 56px;
    margin-top: 2px;
    font-size: 15px;
}

.sk-ft__consent {
    margin: 6px 0 0;
    font-size: 11px;
    line-height: 1.45;
    color: rgba(166, 179, 199, 0.78);
}

.sk-ft__consent a {
    color: #7ec8f5;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.sk-ft__form-msg {
    margin: 0;
    font-size: 13px;
    line-height: 1.4;
}

.sk-ft__form-msg.is-ok {
    color: #6ee7a8;
}

.sk-ft__form-msg.is-err {
    color: #fda4a4;
}

/* —— Benefits —— */
.sk-ft__benefits {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
    min-height: 112px;
    padding: 20px 18px;
    margin-bottom: 24px;
    border-radius: 24px;
    background: #0d1727;
    border: 1px solid var(--ft-border);
}

.sk-ft__benefit {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 16px;
    transition: transform 0.3s ease, background 0.3s ease;
}

.sk-ft__benefit:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.03);
}

.sk-ft__benefit-ico {
    flex: 0 0 auto;
    color: var(--ft-primary);
    transition: transform 0.3s ease;
}

.sk-ft__benefit:hover .sk-ft__benefit-ico {
    transform: scale(1.08);
}

.sk-ft__benefit strong {
    display: block;
    margin-bottom: 3px;
    font-size: 13px;
    font-weight: 800;
    color: var(--ft-text);
}

.sk-ft__benefit span {
    display: block;
    font-size: 12px;
    line-height: 1.35;
    color: var(--ft-muted);
}

/* —— Legal —— */
.sk-ft__legal {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 20px;
    min-height: 64px;
    padding-top: 20px;
    border-top: 1px solid var(--ft-border);
}

.sk-ft__copy {
    margin: 0;
    font-size: 13px;
    color: var(--ft-muted);
}

.sk-ft__legal-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 22px;
}

.sk-ft__legal-nav a {
    font-size: 13px;
    color: var(--ft-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.sk-ft__legal-nav a:hover {
    color: var(--ft-text);
}

.sk-ft__credit {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    justify-self: end;
    text-decoration: none;
    color: var(--ft-muted);
    font-size: 13px;
    transition: color 0.2s ease;
}

.sk-ft__credit strong {
    color: var(--ft-text);
    font-weight: 800;
    letter-spacing: 0.03em;
    background: linear-gradient(
        110deg,
        #d8d2c8 0%,
        #d8d2c8 35%,
        #ffffff 50%,
        #d8d2c8 65%,
        #d8d2c8 100%
    );
    background-size: 220% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: sk-ft-credit-shine 3.6s ease-in-out infinite;
}

.sk-ft__credit:hover {
    color: #7ec8f5;
}

.sk-ft__credit:hover strong {
    animation-duration: 1.8s;
}

@keyframes sk-ft-credit-shine {
    0% { background-position: 100% 50%; }
    100% { background-position: -100% 50%; }
}

@media (prefers-reduced-motion: reduce) {
    .sk-ft__credit strong {
        animation: none;
        color: var(--ft-text);
        background: none;
        -webkit-background-clip: unset;
        background-clip: unset;
    }
}

.visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

[data-ft-anim] {
    will-change: transform, opacity;
}

/* —— Responsive —— */
@media (max-width: 1320px) {
    .sk-ft-wrap {
        --ft-pad-x: 40px;
        padding-left: 16px;
        padding-right: 16px;
    }

    .sk-ft__cta {
        gap: 28px;
        padding: 32px 36px;
    }

    .sk-ft__cta-actions {
        flex-basis: 300px;
        width: 300px;
    }

    .sk-ft__cta-phone a {
        font-size: 28px;
    }

    .sk-ft__main {
        gap: 28px 20px;
    }
}

@media (max-width: 1180px) {
    .sk-ft__cta {
        flex-wrap: wrap;
    }

    .sk-ft__cta-left {
        flex: 1 1 100%;
    }

    .sk-ft__cta-actions {
        flex: 1 1 auto;
        width: auto;
        max-width: 420px;
        flex-direction: row;
        align-items: center;
    }

    .sk-ft__cta-actions .sk-ft__btn {
        flex: 0 0 280px;
        width: 280px;
    }

    .sk-ft__main {
        grid-template-columns: 1.2fr 1fr 1fr;
        gap: 28px 22px;
    }

    .sk-ft__col--brand {
        grid-row: span 2;
    }

    .sk-ft__col--form {
        grid-column: 2 / -1;
    }

    .sk-ft__benefits {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .sk-ft__main {
        grid-template-columns: 1fr 1fr;
    }

    .sk-ft__col--brand {
        grid-row: auto;
        grid-column: 1 / -1;
    }

    .sk-ft__col--form {
        grid-column: 1 / -1;
    }

    .sk-ft__legal {
        grid-template-columns: 1fr;
        justify-items: start;
        gap: 14px;
    }

    .sk-ft__legal-nav {
        justify-content: flex-start;
    }

    .sk-ft__credit {
        justify-self: start;
    }
}

@media (max-width: 768px) {
    .sk-ft-wrap {
        --ft-pad-x: 20px;
        padding: 24px 12px 0;
    }

    .sk-ft {
        padding-top: 28px;
        padding-bottom: 24px;
        border-radius: 0;
    }

    .sk-ft__cta {
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
        min-height: 0;
        padding: 24px 20px;
        margin-bottom: 28px;
    }

    .sk-ft__cta-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .sk-ft__cta-icon {
        width: 64px;
        height: 64px;
    }

    .sk-ft__cta-actions {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        max-width: none;
    }

    .sk-ft__cta-actions .sk-ft__btn {
        width: 100%;
        flex: none;
    }

    .sk-ft__cta-phone a {
        font-size: 26px;
    }

    .sk-ft__main {
        grid-template-columns: 1fr;
        gap: 0;
        margin-bottom: 24px;
    }

    .sk-ft__col--brand {
        padding-bottom: 20px;
        margin-bottom: 8px;
        border-bottom: 1px solid var(--ft-border);
    }

    .sk-ft__col--form {
        padding-top: 20px;
        margin-top: 8px;
        border-top: 1px solid var(--ft-border);
    }

    .sk-ft__col[data-ft-acc] {
        border-bottom: 1px solid var(--ft-border);
    }

    .sk-ft__acc-btn {
        display: flex;
        width: 100%;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        padding: 18px 0;
        border: 0;
        background: transparent;
        color: var(--ft-text);
        font: inherit;
        font-size: 16px;
        font-weight: 800;
        cursor: pointer;
    }

    .sk-ft__acc-chevron {
        width: 10px;
        height: 10px;
        border-right: 2px solid var(--ft-muted);
        border-bottom: 2px solid var(--ft-muted);
        transform: rotate(45deg);
        transition: transform 0.25s ease;
    }

    .sk-ft__col.is-open .sk-ft__acc-chevron {
        transform: rotate(225deg);
    }

    .sk-ft__acc-panel {
        display: none;
        padding: 0 0 18px;
    }

    .sk-ft__col.is-open .sk-ft__acc-panel {
        display: block;
    }

    .sk-ft__acc-panel .sk-ft__col-title {
        display: none;
    }

    .sk-ft__benefits {
        grid-template-columns: 1fr;
        gap: 4px;
        padding: 12px;
        min-height: 0;
    }
}

@media (max-width: 390px) {
    .sk-ft-wrap {
        --ft-pad-x: 16px;
        padding-left: 8px;
        padding-right: 8px;
    }

    .sk-ft__cta-title {
        font-size: 24px;
    }

    .sk-ft__cta-phone a {
        font-size: 22px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sk-ft__catalog,
    .sk-ft__social,
    .sk-ft__benefit,
    .sk-ft__btn,
    .sk-ft__brand-img,
    .sk-ft__catalog-ico,
    .sk-ft__benefit-ico,
    .sk-ft__contact-ico,
    .sk-ft__cta-icon {
        transition: none !important;
    }
}