/* ===== Page Template Shared CSS ===== */
/* Inherits Design System from main site */

:root {
    --primary: #1a5276;
    --primary-light: #2980b9;
    --primary-dark: #0e3a55;
    --accent: #27ae60;
    --accent-light: #2ecc71;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --text-white: #ffffff;
    --bg-light: #f8fafb;
    --bg-white: #ffffff;
    --bg-dark: #1a2332;
    --border-light: #e8eef3;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background: var(--bg-light);
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition);
    height: 72px;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo img {
    height: 52px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 4px;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: block;
    padding: 8px 16px;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--text-dark);
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--primary-light);
    background: rgba(41, 128, 185, 0.06);
}

/* Dropdown */
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 280px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: var(--transition);
    padding: 8px;
    z-index: 100;
}

.nav-item:hover>.nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-dark);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.dropdown-link:hover {
    background: rgba(41, 128, 185, 0.06);
    color: var(--primary-light);
}

.dropdown-link i {
    font-size: 0.7rem;
    opacity: 0.5;
}

/* Sub-dropdown (level 2) */
.nav-sub-dropdown {
    position: absolute;
    top: 0;
    left: 100%;
    min-width: 300px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    opacity: 0;
    visibility: hidden;
    transform: translateX(8px);
    transition: var(--transition);
    padding: 8px;
    z-index: 101;
}

.has-sub:hover>.nav-sub-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.has-sub {
    position: relative;
}

/* Language Switcher */
.lang-switcher {
    position: relative;
    margin-left: 12px;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 2px solid var(--border-light);
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition);
}

.lang-btn:hover {
    border-color: var(--primary-light);
    color: var(--primary-light);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 140px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: var(--transition);
    padding: 8px;
    z-index: 100;
}

.lang-switcher:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: block;
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-dark);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.lang-option:hover,
.lang-option.active {
    background: rgba(41, 128, 185, 0.06);
    color: var(--primary-light);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    cursor: pointer;
    font-size: 1.4rem;
    color: var(--text-dark);
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-toggle:hover {
    background: rgba(41, 128, 185, 0.06);
}

/* ===== PAGE BANNER ===== */
.page-banner {
    position: relative;
    height: 280px;
    margin-top: 72px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('../images/slider-1.jpg') center/cover no-repeat;
    opacity: 0.15;
}

.page-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(transparent, var(--bg-light));
}

.page-banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-white);
}

.page-banner h1 {
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

.breadcrumb a:hover {
    color: var(--text-white);
}

.breadcrumb .separator {
    font-size: 0.7rem;
    opacity: 0.5;
}

/* ===== PAGE CONTENT ===== */
.page-content {
    padding: 60px 0 80px;
}

.content-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.content-card h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 3px solid var(--accent);
    display: inline-block;
}

.content-card p {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.content-card p:last-child {
    margin-bottom: 0;
}

/* ===== COMPANY CARDS (Group Companies page) ===== */
.company-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.company-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 28px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.company-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.company-card .card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.company-card .card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.company-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.4;
}

.company-card p {
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--text-light);
    flex-grow: 1;
}

.company-card .card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--primary-light);
    transition: var(--transition);
}

.company-card .card-link:hover {
    color: var(--primary);
    gap: 12px;
}

/* ===== SUBSIDIARY LIST (Inside group company pages) ===== */
.subsidiary-list {
    margin-top: 32px;
}

.subsidiary-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.subsidiary-item:hover {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    border-color: var(--primary-light);
}

.subsidiary-item .sub-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 0.8rem;
    flex-shrink: 0;
}

.subsidiary-item span {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
}

.subsidiary-item i.fa-chevron-right {
    margin-left: auto;
    font-size: 0.7rem;
    color: var(--text-light);
}

/* ===== ENERGY TABLE ===== */
.energy-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 24px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-light);
}

.energy-table thead th {
    background: var(--primary);
    color: var(--text-white);
    padding: 14px 20px;
    font-size: 0.88rem;
    font-weight: 600;
    text-align: left;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.energy-table tbody td {
    padding: 12px 20px;
    font-size: 0.92rem;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-dark);
}

.energy-table tbody tr:nth-child(even) {
    background: var(--bg-light);
}

.energy-table tbody tr:hover {
    background: rgba(41, 128, 185, 0.04);
}

.energy-table tbody tr:last-child td {
    border-bottom: none;
}

/* ===== IMAGE GALLERY ===== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    transition: var(--transition);
}

.gallery-item:hover::after {
    background: rgba(0, 0, 0, 0.15);
}

/* ===== CONTACT INFO ===== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 32px;
}

.contact-info-card {
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: 32px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.contact-info-card:hover {
    box-shadow: var(--shadow-sm);
}

.contact-info-card .info-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.contact-info-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.contact-info-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.7;
}

.contact-info-card a {
    color: var(--primary-light);
    font-weight: 500;
}

.contact-info-card a:hover {
    color: var(--primary);
}

/* ===== GRIEVANCE SECTION ===== */
.grievance-contact {
    display: flex;
    gap: 32px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.grievance-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 28px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.grievance-item:hover {
    box-shadow: var(--shadow-sm);
}

.grievance-item i {
    font-size: 1.3rem;
    color: var(--accent);
}

.grievance-item span {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 48px 0 24px;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-logo img {
    height: 48px;
    opacity: 0.8;
}

.footer-text {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary-light);
    color: var(--text-white);
    transform: translateY(-2px);
}

/* ===== SCROLL TO TOP ===== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    z-index: 999;
    border: none;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--primary-light);
    transform: translateY(-4px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .page-banner h1 {
        font-size: 1.8rem;
    }

    .content-card {
        padding: 32px;
    }

    .company-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 24px;
        gap: 4px;
        overflow-y: auto;
        transform: translateX(100%);
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-link {
        width: 100%;
        padding: 12px 16px;
    }

    .nav-dropdown,
    .nav-sub-dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding-left: 16px;
        display: none;
        min-width: auto;
    }

    .nav-item:hover>.nav-dropdown,
    .has-sub:hover>.nav-sub-dropdown {
        display: block;
    }

    .lang-switcher {
        margin-left: 0;
        margin-top: 12px;
    }

    .page-banner {
        height: 200px;
    }

    .page-banner h1 {
        font-size: 1.4rem;
    }

    .content-card {
        padding: 24px;
        border-radius: var(--radius-md);
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr 1fr;
    }

    .grievance-contact {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

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

    .breadcrumb {
        font-size: 0.8rem;
    }
}