/**
 * KurumsalScript - Site Footer
 */

.site-footer {
    background: var(--renk-gri-900);
    color: rgba(255,255,255,.75);
    padding-top: var(--spacing-24);
}

/* ---- Footer Üst ---- */
.footer-ust {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-12);
    padding-bottom: var(--spacing-16);
    border-bottom: 1px solid rgba(255,255,255,.08);
}

/* Logo & Açıklama */
.footer-marka .footer-logo {
    margin-bottom: var(--spacing-5);
    display: inline-block;
}

.footer-marka .footer-logo img {
    height: 40px;
    filter: brightness(0) invert(1);
}

.footer-marka p {
    font-size: var(--font-sm);
    line-height: 1.75;
    color: rgba(255,255,255,.55);
    max-width: 320px;
    margin-bottom: var(--spacing-6);
}

/* Sosyal medya */
.sosyal-medya {
    display: flex;
    gap: 0.625rem;
}

.sosyal-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--kenar-radius);
    background: rgba(255,255,255,.07);
    color: rgba(255,255,255,.75);
    font-size: 1rem;
    text-decoration: none;
    transition: background var(--gecis-hizli), color var(--gecis-hizli), transform var(--gecis-hizli);
}

.sosyal-btn:hover {
    background: var(--renk-birincil);
    color: #fff;
    transform: translateY(-3px);
}

/* Footer Sütunlar */
.footer-sutun h4 {
    font-size: var(--font-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #fff;
    margin-bottom: var(--spacing-5);
}

.footer-sutun ul {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.footer-sutun ul li a {
    font-size: var(--font-sm);
    color: rgba(255,255,255,.55);
    text-decoration: none;
    transition: color var(--gecis-hizli), padding-left var(--gecis-hizli);
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.footer-sutun ul li a:hover {
    color: rgba(255,255,255,.9);
    padding-left: 4px;
}

/* İletişim Bilgileri */
.footer-iletisim-liste {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-iletisim-oge {
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
    font-size: var(--font-sm);
    color: rgba(255,255,255,.55);
}

.footer-iletisim-oge i {
    color: var(--renk-birincil);
    font-size: 1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.footer-iletisim-oge a {
    color: inherit;
    text-decoration: none;
    transition: color var(--gecis-hizli);
}
.footer-iletisim-oge a:hover { color: rgba(255,255,255,.9); }

/* ---- Bülten Alanı ---- */
.footer-bulten {
    margin-top: var(--spacing-5);
}

.footer-bulten p {
    font-size: var(--font-xs);
    color: rgba(255,255,255,.5);
    margin-bottom: var(--spacing-3);
}

.footer-bulten-form {
    display: flex;
    gap: 0.5rem;
}

.footer-bulten-input {
    flex: 1;
    padding: 0.625rem 1rem;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: var(--kenar-radius-tam);
    color: #fff;
    font-size: var(--font-sm);
    font-family: var(--font-birincil);
    transition: border-color var(--gecis-hizli), background var(--gecis-hizli);
}

.footer-bulten-input::placeholder { color: rgba(255,255,255,.35); }

.footer-bulten-input:focus {
    outline: none;
    border-color: var(--renk-birincil);
    background: rgba(255,255,255,.12);
}

.footer-bulten-btn {
    padding: 0.625rem 1.25rem;
    background: var(--renk-birincil);
    color: #fff;
    border: none;
    border-radius: var(--kenar-radius-tam);
    font-size: var(--font-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: background var(--gecis-hizli);
    white-space: nowrap;
}
.footer-bulten-btn:hover { background: var(--renk-birincil-acik); }

/* ---- Footer Alt ---- */
.footer-alt {
    padding-block: var(--spacing-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

.footer-alt p {
    font-size: var(--font-xs);
    color: rgba(255,255,255,.4);
    margin: 0;
}

.footer-alt-linkler {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.footer-alt-linkler a {
    font-size: var(--font-xs);
    color: rgba(255,255,255,.4);
    text-decoration: none;
    transition: color var(--gecis-hizli);
}
.footer-alt-linkler a:hover { color: rgba(255,255,255,.75); }

/* Scroll to top */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 46px;
    height: 46px;
    background: var(--renk-birincil);
    color: #fff;
    border: none;
    border-radius: var(--kenar-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    transform: translateY(12px);
    visibility: hidden;
    transition: opacity var(--gecis-normal), transform var(--gecis-normal), visibility var(--gecis-normal), background var(--gecis-hizli);
    z-index: var(--z-yukari);
    box-shadow: var(--golge-md);
}

.scroll-top-btn.gorunur {
    opacity: 1;
    transform: none;
    visibility: visible;
}

.scroll-top-btn:hover {
    background: var(--renk-birincil-acik);
    transform: translateY(-3px);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .footer-ust { grid-template-columns: 1fr 1fr 1fr; }
    .footer-marka { grid-column: 1 / -1; }
    .footer-marka p { max-width: 100%; }
}

@media (max-width: 768px) {
    .footer-ust { grid-template-columns: 1fr 1fr; }
    .footer-marka { grid-column: 1 / -1; }
    .footer-alt { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .footer-ust { grid-template-columns: 1fr; }
    .footer-bulten-form { flex-direction: column; }
    .scroll-top-btn { bottom: 1rem; right: 1rem; }
}