:root {
    --primary-color: var(--primary, #6baaff);
    --text-color: var(--text-primary, #0f172a);
}

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

.site-footer {
    position: relative;
    margin-top: 56px;
    color: var(--text-primary);
    border-top: 1px solid var(--border-color);
    background:
        radial-gradient(circle at 14% 8%, rgba(107, 170, 255, 0.12), transparent 20%),
        radial-gradient(circle at 85% 14%, rgba(83, 229, 255, 0.08), transparent 18%),
        linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    overflow: hidden;
}

.site-footer::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 44px 44px;
    opacity: 0.35;
    pointer-events: none;
}

.site-footer a {
    color: var(--text-primary);
    text-decoration: none;
}

.site-footer a:hover {
    color: var(--primary-color, var(--primary));
}

.footer-container,
.footer-bottom .bottom-inner {
    position: relative;
    z-index: 1;
}

.footer-container {
    /* Horizontal inset comes from `.container`; avoid double padding */
    padding: 48px 0 0;
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(320px, 1.1fr) minmax(0, 1.3fr);
    gap: 24px;
    align-items: start;
    border: 1px solid rgba(var(--primary-rgb), 0.1);
    background: color-mix(in srgb, var(--bg-primary) 82%, transparent);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: var(--shadow-md);
    border-radius: 6px;
    padding: 22px 26px;
}

[data-theme="dark"] .site-footer {
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

[data-theme="dark"] .site-footer::before {
    opacity: 0.12;
}

[data-theme="dark"] .footer-grid {
    background: var(--bg-primary);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: none;
    border-color: var(--border-color);
}

.footer-section {
    min-width: 0;
}

.footer-brand {
    display: grid;
    gap: 14px;
    align-content: start;
}

.footer-right {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.footer-more {
    display: grid;
    gap: 18px;
    align-content: start;
}

.footer-right .footer-section {
    display: grid;
    gap: 12px;
    align-content: start;
}

.footer-title {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-size: var(--type-md);
    font-weight: var(--weight-bold);
    letter-spacing: var(--track-eyebrow);
    text-transform: uppercase;
}

.footer-title .brand-mark {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    display: block;
}

.footer-text {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.8;
}

.contact-list,
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-list {
    display: grid;
    gap: 8px;
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 14px;
}

.contact-list li i {
    color: var(--primary-color, var(--primary));
}

.newsletter-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
    margin-top: 6px;
}

.newsletter-form input[type="email"] {
    min-height: 44px;
    padding: 11px 14px;
    border: 1px solid rgba(var(--primary-rgb), 0.12);
    border-radius: 6px;
    background: color-mix(in srgb, var(--bg-primary) 88%, transparent);
    color: var(--text-primary);
    font-size: 14px;
}

.site-footer .newsletter-form .btn-primary,
.site-footer .newsletter-form .btn-primary:hover {
    background: var(--iris-create-btn-bg, var(--gradient-primary));
    color: var(--iris-primary-action-fg);
    box-shadow: none;
}

.site-footer .newsletter-form .btn-primary i {
    color: var(--iris-primary-action-fg);
}

.footer-brand .footer-note {
    display: block;
    margin: 0;
    /* <small> inherits the UA 0.833em, which lands off-scale at 13.333px. */
    font-size: var(--type-2xs);
    color: var(--text-light);
}

.footer-links {
    display: grid;
    gap: 10px;
}

.footer-links a {
    color: var(--text-secondary);
    line-height: 1.55;
}

.footer-compliance {
    border-top: 1px solid var(--border-color);
}

.footer-compliance > div {
    max-width: 1400px;
    margin: 40px auto;
    padding: 22px;
}

.disclaimer-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 10px;
    color: var(--text-primary);
    font-weight: 700;
}

.disclaimer-title i {
    color: var(--primary-color, var(--primary));
}

.disclaimer-text {
    margin: 8px 0;
    color: var(--text-secondary);
    line-height: 1.75;
    font-size: 13px;
}

.disclaimer-text a {
    color: var(--primary-color, var(--primary));
}

.data-credits {
    color: var(--text-light);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    background: color-mix(in srgb, var(--bg-secondary) 88%, transparent);
}

.footer-bottom .bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 16px 22px;
    max-width: 1400px;
    margin: 0 auto;
}

.bottom-left {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    color: var(--text-secondary);
}

.bottom-right {
    margin-left: auto;
    flex-shrink: 0;
}

.copyright,
.bottom-link {
    font-size: 14px;
}

.bottom-link {
    color: var(--text-secondary);
}

.back-to-top {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    border: 1px solid rgba(var(--primary-rgb), 0.14);
    background: color-mix(in srgb, var(--bg-primary) 88%, transparent);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition, all 0.3s ease);
}

.back-to-top:hover {
    color: var(--primary-color, var(--primary));
    border-color: rgba(var(--primary-rgb), 0.26);
    transform: translateY(-1px);
}

@media (max-width: 1080px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .footer-container {
        padding: 28px 0 0;
    }

    .site-footer .footer-container.container {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .footer-right {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 18px 16px;
    }

    .footer-compliance > div {
        padding: 18px;
    }

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

    .footer-bottom .bottom-inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}