/*
======================================================================
KICKOFF PRO CHILD - Footer Styles
Premium Thai Football Portal - Single Gradient + High-End Color System
======================================================================
*/

/* =====================================================================
   FOOTER
   ===================================================================== */

.kp-footer {
    background: var(--kp-bg-secondary);
    border-top: 1px solid var(--kp-border);
    padding: var(--kp-space-10) 0 var(--kp-space-6);
}

.kp-footer-main {
    padding-bottom: var(--kp-space-6);
}

.kp-footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--kp-space-8);
}

@media (max-width: 1024px) {
    .kp-footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .kp-footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Footer Columns */
.kp-footer-col {
    min-width: 0;
}

.kp-footer-col h4 {
    font-size: var(--kp-font-size-base);
    font-weight: 700;
    color: var(--kp-text-primary);
    margin: 0 0 var(--kp-space-4);
}

/* Footer Logo */
.kp-footer-logo {
    display: flex;
    align-items: center;
    gap: var(--kp-space-3);
    margin-bottom: var(--kp-space-4);
    text-decoration: none;
}

.kp-footer-logo:hover {
    opacity: 0.9;
}

/* Footer About */
.kp-footer-about {
    font-size: var(--kp-font-size-sm);
    color: var(--kp-text-muted);
    line-height: 1.7;
    margin: 0 0 var(--kp-space-4);
}

/* Footer Social */
.kp-footer-social {
    display: flex;
    gap: var(--kp-space-3);
    flex-wrap: wrap;
}

.kp-footer-social a {
    width: 40px;
    height: 40px;
    background: var(--kp-bg-primary);
    border: 1px solid var(--kp-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kp-text-secondary);
    font-size: 1rem;
    transition: all var(--kp-transition);
    text-decoration: none;
}

.kp-footer-social a:hover {
    background: var(--kp-main-gradient);
    border-color: transparent;
    color: var(--kp-text-inverse);
    transform: translateY(-2px);
}

/* Line Button */
.kp-footer-social a.line:hover {
    background: #00B900;
    border-color: #00B900;
}

/* Facebook Button */
.kp-footer-social a.facebook:hover {
    background: #1877F2;
    border-color: #1877F2;
}

/* Instagram Button */
.kp-footer-social a.instagram:hover {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    border-color: transparent;
}

/* Twitter/X Button */
.kp-footer-social a.twitter:hover {
    background: #000000;
    border-color: #000000;
}

/* TikTok Button */
.kp-footer-social a.tiktok:hover {
    background: #000000;
    border-color: #000000;
}

/* Footer Links */
.kp-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.kp-footer-links li {
    margin-bottom: var(--kp-space-2);
}

.kp-footer-links a {
    display: flex;
    align-items: center;
    gap: var(--kp-space-2);
    font-size: var(--kp-font-size-sm);
    color: var(--kp-text-secondary);
    text-decoration: none;
    padding: var(--kp-space-1) 0;
    transition: color var(--kp-transition);
}

.kp-footer-links a:hover {
    color: var(--kp-primary);
}

.kp-footer-links a i {
    width: 16px;
    color: var(--kp-text-muted);
}

.kp-footer-links a:hover i {
    color: var(--kp-primary);
}

/* Footer Bottom */
.kp-footer-bottom {
    padding-top: var(--kp-space-6);
    border-top: 1px solid var(--kp-border);
}

/* Disclaimer Box */
.kp-footer-disclaimer {
    background: var(--kp-bg-primary);
    border-radius: var(--kp-radius-lg);
    padding: var(--kp-space-5);
    margin-bottom: var(--kp-space-5);
    border: 1px solid var(--kp-border);
}

.kp-footer-disclaimer p {
    font-size: var(--kp-font-size-sm);
    color: var(--kp-text-muted);
    line-height: 1.7;
    margin: 0;
    text-align: center;
}

.kp-footer-disclaimer i {
    color: var(--kp-primary);
    margin-right: var(--kp-space-2);
}

/* Copyright */
.kp-footer-copyright {
    text-align: center;
}

.kp-footer-copyright p {
    font-size: var(--kp-font-size-sm);
    color: var(--kp-text-muted);
    margin: 0 0 var(--kp-space-2);
}

.kp-footer-copyright a {
    color: var(--kp-primary);
    font-weight: 500;
}

.kp-footer-copyright a:hover {
    color: var(--kp-primary-dark);
}

/* =====================================================================
   BACK TO TOP BUTTON
   ===================================================================== */

.kp-back-to-top {
    position: fixed;
    bottom: 100px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: var(--kp-main-gradient);
    color: var(--kp-text-inverse);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--kp-shadow-primary);
    transition: all var(--kp-transition);
    opacity: 0;
    visibility: hidden;
    z-index: 998;
}

.kp-back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(217, 119, 6, 0.3);
}

.kp-back-to-top i {
    font-size: 1.25rem;
}

/* =====================================================================
   RESPONSIVE FOOTER
   ===================================================================== */

@media (max-width: 768px) {
    .kp-footer {
        padding: var(--kp-space-8) 0 var(--kp-space-5);
    }
    
    .kp-footer-grid {
        gap: var(--kp-space-6);
    }
    
    .kp-footer-col h4 {
        font-size: 0.9375rem;
        margin-bottom: var(--kp-space-3);
    }
    
    .kp-footer-about {
        font-size: 0.8125rem;
        line-height: 1.6;
    }
    
    .kp-footer-social {
        justify-content: flex-start;
    }
    
    .kp-footer-social a {
        width: 44px;
        height: 44px;
        font-size: 0.875rem;
    }
    
    .kp-footer-links a {
        font-size: 0.8125rem;
        padding: 2px 0;
    }
    
    .kp-footer-bottom .kp-container > div:first-child {
        padding: 1rem;
        border-radius: 8px;
        margin-bottom: 1rem;
    }
    
    .kp-footer-bottom .kp-container > div:first-child p {
        font-size: 0.75rem;
        line-height: 1.6;
    }
    
    .kp-footer-copyright p {
        font-size: 0.75rem;
    }
    
    .kp-back-to-top {
        bottom: 80px;
        right: 16px;
        width: 40px;
        height: 40px;
    }
    
    .kp-back-to-top i {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .kp-footer-grid {
        gap: var(--kp-space-5);
    }
    
    .kp-footer-logo span:last-child {
        font-size: 1.125rem;
    }
    
    .kp-footer-col h4 {
        font-size: 0.875rem;
    }
    
    .kp-footer-social a {
        width: 34px;
        height: 34px;
    }
    
    .kp-back-to-top {
        bottom: 76px;
        right: 12px;
        width: 44px;
        height: 44px;
    }
}

/* =====================================================================
   FRIEND LINKS
   ===================================================================== */

.kp-footer-friend-links {
    padding: var(--kp-space-6) 0;
    border-top: 1px solid var(--kp-border);
}

.kp-friend-links-title {
    font-size: var(--kp-font-size-base);
    font-weight: 700;
    color: var(--kp-text-primary);
    margin: 0 0 var(--kp-space-4);
    display: flex;
    align-items: center;
    gap: var(--kp-space-2);
}

.kp-friend-links-title i {
    color: var(--kp-primary);
    font-size: 0.875rem;
}

.kp-friend-links-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.kp-friend-link-item {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    background: var(--kp-bg-primary);
    border: 1px solid var(--kp-border);
    border-radius: 6px;
    font-size: var(--kp-font-size-sm);
    color: var(--kp-text-secondary);
    text-decoration: none;
    transition: all var(--kp-transition);
    line-height: 1.4;
}

.kp-friend-link-item:hover {
    color: var(--kp-primary);
    border-color: var(--kp-primary);
    background: var(--kp-primary-glow);
    transform: translateY(-1px);
}

@media (max-width: 576px) {
    .kp-friend-links-list {
        gap: 8px;
    }

    .kp-friend-link-item {
        padding: 5px 10px;
        font-size: 0.8125rem;
    }
}

/* =====================================================================
   FOOTER ANIMATIONS
   ===================================================================== */

@keyframes footerFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.kp-footer .kp-footer-col {
    animation: footerFadeIn 0.4s ease forwards;
}

.kp-footer .kp-footer-col:nth-child(1) { animation-delay: 0s; }
.kp-footer .kp-footer-col:nth-child(2) { animation-delay: 0.1s; }
.kp-footer .kp-footer-col:nth-child(3) { animation-delay: 0.2s; }
.kp-footer .kp-footer-col:nth-child(4) { animation-delay: 0.3s; }