/* ──────────────────────────────────────────────────────────────
   CODLEADE Footer
   Dark surface with 4 columns: logo/about/socials + 3 link columns.
   Column titles in white with brand-color underline.
   White rounded-square social buttons with dark icons.
   Thin divider line, centered copyright text.
   Responsive: 2 columns on tablet, 1 on mobile. RTL compatible.
   ────────────────────────────────────────────────────────────── */

.codleade-footer {
    --ft-bg: var(--footer-bg, #181818);
    --ft-text: var(--footer-text, #9CA3AF);
    --ft-heading: var(--footer-heading, #FFFFFF);
    --ft-hover: var(--footer-link-hover, var(--codleade-brand));
    --ft-border: var(--footer-border, rgba(255, 255, 255, 0.08));
    --ft-social: var(--footer-social, #181818);
    --ft-social-bg: var(--footer-social-bg, #FFFFFF);
    --ft-social-border: var(--footer-social-border, transparent);
    --ft-logo-w: var(--footer-logo-width, 180px);

    background: var(--ft-bg);
    color: var(--ft-text);
    border-top: 1px solid var(--ft-border);
    margin-top: 60px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
    box-sizing: border-box;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr 1fr;
    gap: 40px 48px;
    padding: 48px 0 40px;
}

.footer-grid > .footer-brand {
    min-width: 0;
}

.footer-logo {
    display: inline-block;
    line-height: 0;
    text-decoration: none;
}
.footer-logo img {
    width: auto;
    max-width: var(--ft-logo-w);
    height: auto;
    display: block;
}
.footer-logo:not(.has-custom-footer-logo) img,
.footer-logo img.footer-logo-inverted {
    filter: brightness(0) invert(1);
}
.footer-logo-text {
    font-family: var(--codleade-font-secondary, inherit);
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--ft-heading);
    letter-spacing: -0.02em;
}

.footer-about {
    margin: 16px 0 22px;
    max-width: 380px;
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--ft-text);
}

.footer-socials {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.footer-social {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--ft-social-border);
    border-radius: 8px;
    background: var(--ft-social-bg);
    color: var(--ft-social);
    text-decoration: none;
    transition: transform 0.2s ease, opacity 0.2s ease;
    box-sizing: border-box;
}
.footer-social:hover {
    transform: translateY(-2px);
    opacity: 0.92;
}
.footer-social svg {
    width: 18px;
    height: 18px;
    display: block;
    flex-shrink: 0;
}
.footer-social:focus-visible {
    outline: 2px solid var(--codleade-brand);
    outline-offset: 2px;
}

.footer-heading {
    margin: 0 0 18px;
    font-family: var(--codleade-font-secondary, inherit);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: normal;
    text-transform: none;
    color: var(--ft-heading);
}

/* Brand color underline for column titles */
.footer-heading::after {
    content: '';
    display: block;
    width: 28px;
    height: 2px;
    background: var(--codleade-brand);
    margin-top: 10px;
    margin-inline-start: 0;
    margin-inline-end: auto;
    border-radius: 1px;
}

.footer-toggle {
    all: unset;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    font: inherit;
    color: inherit;
    box-sizing: border-box;
}
.footer-toggle:focus-visible {
    outline: 2px solid var(--ft-hover);
    outline-offset: 3px;
}
.footer-toggle > svg {
    display: none;
    flex-shrink: 0;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}
.footer-links li + li {
    margin-top: 13px;
}
.footer-links a {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--ft-text);
    text-decoration: none;
    transition: color 0.18s ease;
}
.footer-links a:hover,
.footer-links a:focus-visible {
    color: var(--ft-hover);
}

/* Divider & footer bottom */
.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 12px;
    padding: 24px 0 28px;
    border-top: 1px solid var(--ft-border);
    font-size: 0.8125rem;
    color: var(--ft-text);
}

.footer-bottom-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 16px;
    flex-wrap: nowrap;
}

.footer-copy {
    margin: 0;
    text-align: left;
    color: var(--ft-text);
    font-size: 0.8125rem;
    opacity: 0.85;
    white-space: nowrap;
}

.footer-legal-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 20px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.footer-legal-list a {
    color: var(--ft-text);
    text-decoration: none;
    opacity: 0.85;
}
.footer-legal-list a:hover {
    color: var(--ft-hover);
}
.footer-credit {
    color: var(--ft-text);
    text-decoration: none;
    opacity: 0.65;
    font-size: 0.75rem;
    white-space: nowrap;
    text-align: right;
}
.footer-credit:hover {
    opacity: 1;
    color: var(--ft-hover);
}

/* ── Tablet: 2 columns ────────────────────────────────────────── */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 36px 32px;
        padding: 36px 0 32px;
    }
    .footer-brand {
        grid-column: span 1;
    }
}

/* ── Mobile: 1 column ─────────────────────────────────────────── */
@media (max-width: 767px) {
    .codleade-footer {
        margin-top: 30px;
    }
    .footer-container {
        padding: 0 16px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 24px 0 8px;
    }
    .footer-brand {
        grid-column: span 1;
        margin-bottom: 20px;
    }
    .footer-logo img {
        max-width: var(--footer-logo-width-mobile, 180px);
    }
    .footer-about {
        max-width: 100%;
        margin: 12px 0 16px;
        font-size: 0.8125rem;
        line-height: 1.5;
    }
    .footer-socials {
        margin-bottom: 8px;
        gap: 8px;
    }
    .footer-social {
        width: 36px;
        height: 36px;
        border-radius: 8px;
    }
    .footer-social svg {
        width: 16px;
        height: 16px;
    }

    /* Accordion */
    .codleade-footer:not(.no-accordion) .footer-col {
        border-top: 1px solid var(--ft-border);
    }
    .codleade-footer:not(.no-accordion) .footer-heading {
        margin: 0;
        font-size: 0.875rem;
        font-weight: 600;
    }
    .codleade-footer:not(.no-accordion) .footer-heading::after {
        display: none;
    }
    .codleade-footer:not(.no-accordion) .footer-toggle {
        padding: 13px 0;
        cursor: pointer;
    }
    .codleade-footer:not(.no-accordion) .footer-toggle > svg {
        display: block;
        width: 14px;
        height: 14px;
        transition: transform 0.28s ease;
    }
    .codleade-footer:not(.no-accordion) .footer-panel {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.28s ease;
    }
    .codleade-footer:not(.no-accordion) .footer-panel-inner {
        overflow: hidden;
        min-height: 0;
        padding-bottom: 14px;
    }
    .codleade-footer:not(.no-accordion) .footer-col.is-open .footer-panel {
        max-height: 500px;
    }
    .codleade-footer:not(.no-accordion) .footer-col.is-open .footer-toggle > svg {
        transform: rotate(180deg);
    }
    .footer-links li + li {
        margin-top: 9px;
    }
    .footer-links a {
        font-size: 0.8125rem;
    }
    .footer-bottom {
        padding: 18px 0 22px;
        font-size: 0.75rem;
    }
    .footer-bottom-row {
        flex-wrap: wrap;
        justify-content: center;
        text-align: center;
        gap: 8px;
    }
    .footer-copy {
        font-size: 0.75rem;
        text-align: center;
        white-space: normal;
    }
    .footer-credit {
        font-size: 0.75rem;
        text-align: center;
        white-space: normal;
    }
}

@media (prefers-reduced-motion: reduce) {
    .footer-panel {
        transition: none;
    }
}