/* ============================================================
   AQUARUBIN — footer.css   DARK THEME
   ============================================================ */

.site-footer {
    background: var(--clr-bg-2);
    border-top: 1px solid var(--clr-border);
    padding-top: var(--space-16);
    padding-bottom: var(--space-8);
    margin-top: auto;
    position: relative;
    overflow: hidden;
}

/* Subtle top ambient line — no full watermark since brand-watermark section exists above */

/* Ambient glow top */
.site-footer::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0,128,255,0.4), rgba(133,116,216,0.5), rgba(255,0,255,0.4), transparent);
    pointer-events: none;
}

.footer-withdrawal {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-5);
    margin-bottom: var(--space-10);
    padding: clamp(var(--space-5), 3vw, var(--space-8));
    border: 1px solid rgba(92, 159, 255, 0.3);
    border-radius: var(--radius-xl);
    background:
        radial-gradient(circle at 0 0, rgba(0,128,255,0.18), transparent 44%),
        linear-gradient(135deg, rgba(22,30,58,0.9), rgba(35,17,54,0.88));
    box-shadow: 0 18px 50px rgba(0,0,0,0.18), inset 0 1px 0 rgba(255,255,255,0.08);
}

.footer-withdrawal__icon {
    display: grid;
    place-items: center;
    width: 50px;
    height: 50px;
    border: 1px solid rgba(110, 184, 255, 0.34);
    border-radius: var(--radius-lg);
    background: rgba(0,128,255,0.12);
    color: #8fc8ff;
}

.footer-withdrawal__icon svg {
    width: 25px;
    height: 25px;
}

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

.footer-withdrawal__content h2 {
    margin: 0 0 var(--space-1);
    color: #fff;
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    line-height: 1.3;
}

.footer-withdrawal__content p {
    max-width: 49rem;
    margin: 0;
    color: var(--clr-text-muted);
    font-size: 0.86rem;
    line-height: 1.55;
}

.footer-withdrawal__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 46px;
    padding: 0.76rem 1.15rem;
    border: 1px solid rgba(123, 190, 255, 0.55);
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #1a7aff, #6856f5);
    color: #fff;
    box-shadow: 0 8px 24px rgba(26,122,255,0.25);
    font-size: 0.86rem;
    font-weight: 800;
    line-height: 1.2;
    text-decoration: none;
    white-space: nowrap;
    transition: transform 0.2s, filter 0.2s, box-shadow 0.2s;
}

.footer-withdrawal__button:hover {
    color: #fff;
    filter: brightness(1.09);
    transform: translateY(-1px);
    box-shadow: 0 11px 30px rgba(26,122,255,0.36);
}

.footer-withdrawal__button:focus-visible {
    outline: 2px solid #a7d7ff;
    outline-offset: 3px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-10);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid var(--clr-border);
    position: relative;
    z-index: 1;
}

/* --- Brand column --- */
.footer-brand .site-logo-text,
.footer-brand .custom-logo-link img {
    margin-bottom: var(--space-5);
    display: block;
}

.footer-brand .custom-logo-link img {
    filter: brightness(1.2);
}

.footer-brand__tagline {
    font-size: 0.875rem;
    line-height: 1.75;
    color: var(--clr-text-muted);
    margin-bottom: var(--space-6);
    max-width: 280px;
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    border: 1px solid var(--clr-border);
    background: rgba(255,255,255,0.04);
    color: var(--clr-text-muted);
    transition: border-color 0.25s, background 0.25s, color 0.25s, transform 0.3s var(--ease-spring);
}

.social-link:hover {
    border-color: var(--clr-border-ruby);
    background: var(--clr-ruby-glow-sm);
    color: var(--clr-ruby);
    transform: translateY(-2px);
}

/* --- Footer columns --- */
.footer-col__title {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--clr-text-faint);
    margin-bottom: var(--space-5);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--clr-text-muted);
    text-decoration: none;
    transition: color 0.25s, padding-left 0.25s var(--ease-spring);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--clr-ruby);
    padding-left: var(--space-2);
}

/* --- Footer Bottom --- */
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-8);
    gap: var(--space-6);
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--clr-text-faint);
    margin: 0;
}

.footer-nav-menu {
    display: flex;
    gap: var(--space-6);
    flex-wrap: wrap;
}

.footer-nav-menu a {
    font-size: 0.8rem;
    color: var(--clr-text-faint);
    text-decoration: none;
    transition: color 0.25s;
}

.footer-nav-menu a:hover { color: var(--clr-text-muted); }

/* --- Responsive --- */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
    .footer-brand { grid-column: span 2; }
}

@media (max-width: 640px) {
    .footer-withdrawal {
        grid-template-columns: auto minmax(0, 1fr);
        gap: var(--space-4);
    }
    .footer-withdrawal__button {
        grid-column: 1 / -1;
        width: 100%;
    }
    .footer-grid { grid-template-columns: 1fr; gap: var(--space-8); }
    .footer-brand { grid-column: span 1; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .footer-nav-menu { gap: var(--space-4); }
}

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