/* KOM Group Ecosystem Premium Footer Stylesheet */

.pl-footer {
    position: relative;
    background-color: #031512;
    color: #cbd5e1;
    font-family: 'Montserrat', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    padding: 80px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
    z-index: 10;
}

/* Ambient glow mesh background */
.pl-footer::before,
.pl-footer::after {
    content: "";
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
    filter: blur(120px);
    opacity: 0.06;
}

.pl-footer::before {
    top: -200px;
    left: -100px;
    background: radial-gradient(circle, #2ecc71 0%, transparent 70%);
}

.pl-footer::after {
    bottom: -200px;
    right: -100px;
    background: radial-gradient(circle, #fd79a8 0%, transparent 70%);
}

.pl-footer .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Horizontal line division */
.pl-footer-divider {
    border: 0;
    height: 1px;
    background: linear-gradient(to right, rgba(255,255,255,0), rgba(255,255,255,0.08) 20%, rgba(255,255,255,0.08) 80%, rgba(255,255,255,0));
    margin: 40px 0;
}

/* TẦNG 1: Brand introduction block */
.pl-footer-brand-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    margin-bottom: 50px;
}

.pl-footer-brand-info {
    max-width: 700px;
}

.pl-footer-brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    margin-bottom: 15px;
}

.pl-footer-brand-logo h2 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #ffffff;
    margin: 0;
    line-height: 1;
    letter-spacing: -0.02em;
}

.pl-footer-brand-logo span {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: #2ecc71;
    display: block;
    margin-top: 4px;
    line-height: 1;
}

.pl-footer-brand-info p {
    color: #94a3b8;
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.pl-footer-brand-cta .btn-ecosystem {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.03);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pl-footer-brand-cta .btn-ecosystem:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: #2ecc71;
    transform: translateY(-2px);
}

.pl-footer-brand-cta .btn-ecosystem i {
    transition: transform 0.2s;
}

.pl-footer-brand-cta .btn-ecosystem:hover i {
    transform: translateX(4px);
}

/* TẦNG 2: Ecosystem Cards Grid */
.pl-footer-heading-sm {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #64748b;
    margin-bottom: 25px;
}

.pl-footer-grid-ecosystem {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.pl-ecosystem-card {
    background: rgba(255, 255, 255, 0.015);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 125px;
    text-decoration: none;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.pl-ecosystem-card .card-top {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.pl-ecosystem-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
    line-height: 1.2;
}

.pl-ecosystem-card p {
    color: #64748b;
    font-size: 0.72rem;
    line-height: 1.35;
    margin: 0 0 10px;
    flex-grow: 1;
}

.pl-ecosystem-card .card-cta {
    font-size: 0.72rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}

.pl-ecosystem-card .card-cta i {
    font-size: 0.65rem;
    transition: transform 0.2s;
}

.pl-ecosystem-card:hover .card-cta i {
    transform: translateX(3px);
}

.pl-ecosystem-card .card-icon {
    font-size: 1rem;
    transition: transform 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pl-ecosystem-card:hover .card-icon {
    transform: scale(1.08);
}

/* Card Accent Colors */
/* 1. KOM TV (cyan/green) */
.pl-eco-tv .card-icon { color: #2ecc71; }
.pl-eco-tv .card-cta { color: #2ecc71; }
.pl-eco-tv:hover {
    border-color: rgba(46, 204, 113, 0.3);
    background: rgba(46, 204, 113, 0.02);
    box-shadow: 0 10px 30px rgba(46, 204, 113, 0.06);
}

/* 2. KOM Studio (purple) */
.pl-eco-studio .card-icon { color: #9b59b6; }
.pl-eco-studio .card-cta { color: #9b59b6; }
.pl-eco-studio:hover {
    border-color: rgba(155, 89, 182, 0.3);
    background: rgba(155, 89, 182, 0.02);
    box-shadow: 0 10px 30px rgba(155, 89, 182, 0.06);
}

/* 3. KOM Coffee (orange) */
.pl-eco-coffee .card-icon { color: #f39c12; }
.pl-eco-coffee .card-cta { color: #f39c12; }
.pl-eco-coffee:hover {
    border-color: rgba(243, 156, 18, 0.3);
    background: rgba(243, 156, 18, 0.02);
    box-shadow: 0 10px 30px rgba(243, 156, 18, 0.06);
}

/* 4. KOM Lab (blue) */
.pl-eco-lab .card-icon { color: #3498db; }
.pl-eco-lab .card-cta { color: #3498db; }
.pl-eco-lab:hover {
    border-color: rgba(52, 152, 219, 0.3);
    background: rgba(52, 152, 219, 0.02);
    box-shadow: 0 10px 30px rgba(52, 152, 219, 0.06);
}

/* 5. KOM Pictures (pink - highlighted) */
.pl-eco-pictures {
    border-color: rgba(253, 121, 168, 0.25);
    background: rgba(253, 121, 168, 0.03);
}
.pl-eco-pictures .card-icon { color: #fd79a8; }
.pl-eco-pictures .card-cta { color: #fd79a8; }
.pl-eco-pictures:hover {
    border-color: rgba(253, 121, 168, 0.5);
    background: rgba(253, 121, 168, 0.05);
    box-shadow: 0 10px 30px rgba(253, 121, 168, 0.12);
}

.pl-eco-pictures .current-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(253, 121, 168, 0.15);
    color: #fd79a8;
    padding: 2px 6px;
    border-radius: 12px;
    font-size: 0.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid rgba(253, 121, 168, 0.3);
}

/* 6. KOM Media (red) */
.pl-eco-media .card-icon { color: #e74c3c; }
.pl-eco-media .card-cta { color: #e74c3c; }
.pl-eco-media:hover {
    border-color: rgba(231, 76, 60, 0.3);
    background: rgba(231, 76, 60, 0.02);
    box-shadow: 0 10px 30px rgba(231, 76, 60, 0.06);
}

/* TẦNG 3: Footer Columns */
.pl-footer-columns {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 40px;
}

.pl-footer-col h4 {
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pl-footer-col p {
    font-size: 0.85rem;
    line-height: 1.6;
    color: #94a3b8;
    margin: 0;
}

/* Contact Info list */
.pl-footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pl-footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.85rem;
    color: #94a3b8;
}

.pl-footer-contact-list li i {
    color: #2ecc71;
    margin-top: 3px;
    flex-shrink: 0;
}

.pl-footer-contact-list li a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.2s;
}

.pl-footer-contact-list li a:hover {
    color: #2ecc71;
}

/* Quick links lists */
.pl-footer-links-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pl-footer-links-list a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.15s;
}

.pl-footer-links-list a:hover {
    color: #ffffff;
}

/* Social Icon Blocks */
.pl-footer-socials {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.pl-social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.2s;
}

.pl-social-icon:hover {
    transform: translateY(-2px);
    color: #ffffff;
}

.pl-social-icon.facebook:hover {
    background: #1877f2;
    border-color: #1877f2;
}

.pl-social-icon.youtube:hover {
    background: #ff0000;
    border-color: #ff0000;
}

.pl-social-icon.tiktok:hover {
    background: #010101;
    border-color: #000000;
}

.pl-social-icon.zalo:hover {
    background: #0068ff;
    border-color: #0068ff;
}

/* Newsletter styling */
.pl-newsletter-form {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    max-width: 320px;
}

.pl-newsletter-form input {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    padding: 10px 14px;
    color: #ffffff;
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.2s;
}

.pl-newsletter-form input:focus {
    border-color: #2ecc71;
}

.pl-newsletter-form button {
    background: #1a4d2e;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s;
}

.pl-newsletter-form button:hover {
    background-color: #27ae60;
}

/* TẦNG 4: Footer Bottom Area */
.pl-footer-bottom {
    padding: 20px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.pl-footer-bottom-left {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.pl-footer-bottom-left p {
    font-size: 0.8rem;
    color: #64748b;
    margin: 0;
}

.pl-footer-bottom-links {
    display: flex;
    gap: 20px;
}

.pl-footer-bottom-links a {
    color: #64748b;
    text-decoration: none;
    font-size: 0.8rem;
    transition: color 0.15s;
}

.pl-footer-bottom-links a:hover {
    color: #cbd5e1;
}

/* Response Adaptations */
@media (max-width: 1024px) {
    .pl-footer-grid-ecosystem {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .pl-footer-columns {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .pl-footer {
        padding: 50px 0 30px;
    }
    
    .pl-footer-brand-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 25px;
        margin-bottom: 35px;
    }
    
    .pl-footer-brand-cta {
        width: 100%;
    }
    
    .pl-footer-brand-cta .btn-ecosystem {
        width: 100%;
        box-sizing: border-box;
        justify-content: center;
    }
    
    .pl-footer-grid-ecosystem {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .pl-footer-columns {
        grid-template-columns: 1fr;
        gap: 35px;
    }
    
    .pl-footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .pl-footer-grid-ecosystem {
        grid-template-columns: 1fr;
    }
}