/* Transport Page Specific Styles */

/* Breadcrumb */
.breadcrumb {
    background: #f8f9fa;
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
}

.breadcrumb-nav {
    font-size: 14px;
    color: #6c757d;
}

.breadcrumb-nav a {
    color: #6c757d;
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb-nav a:hover {
    color: #00acd1;
}

.separator {
    margin: 0 8px;
    color: #adb5bd;
}

.current {
    color: #00acd1;
    font-weight: 500;
}

/* Page Header - Image Background Header */
.page-header {
    background: linear-gradient(135deg, #1e90ff 0%, #0066cc 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.page-header-image {
    position: relative;
    background: none;
    padding: 0;
    overflow: hidden;
    height: 300px;
}

.header-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 144, 255, 0.8) 0%, rgba(0, 102, 204, 0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-overlay .container {
    position: relative;
    z-index: 2;
}

/* Main Content */
.main-content {
    padding: 50px 0;
    background: #f8f9fa;
}

.content-wrapper {
    display: flex;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Sidebar */
.sidebar {
    flex: 0 0 280px;
}

.solution-menu {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    overflow: hidden;
}

.solution-menu h3 {
    background: #00acd1;
    color: white;
    padding: 20px;
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.solution-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.solution-menu ul li {
    border-bottom: 1px solid #e9ecef;
}

.solution-menu ul li:last-child {
    border-bottom: none;
}

.solution-menu ul li a {
    display: block;
    padding: 12px 20px;
    color: #495057;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
}

.solution-menu ul li a:hover,
.solution-menu ul li a.active {
    background: #00acd1;
    color: white;
}

/* Content Area */
.content-area {
    flex: 1;
    min-width: 0;
    padding: 0;
}

.content-area section {
    margin-bottom: 40px;
}

.content-area section:last-child {
    margin-bottom: 0;
}

.content-area h2 {
    font-size: 28px;
    color: #333;
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid #00acd1;
    position: relative;
}

.content-area h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: #00acd1;
}

/* System Overview Section */
.system-overview {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    padding: 40px;
}

.overview-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #495057;
    margin-bottom: 30px;
    text-align: justify;
    text-indent: 2em;
}

.product-image {
    text-align: center;
    margin: 30px 0;
}

.product-image img {
    max-width: 600px;
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.1);
    cursor: pointer;
    transition: transform 0.3s ease;
}

.product-image img:hover {
    transform: scale(1.02);
}

/* Usage Method Section */
.usage-method {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    padding: 40px;
}

.method-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: #495057;
    text-align: justify;
    text-indent: 2em;
    margin: 0;
}

/* Functional Features Section */
.functional-features {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    padding: 40px;
}

.features-list {
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: #f8f9fa;
    border-radius: 12px;
    margin-bottom: 20px;
    border-left: 4px solid #00acd1;
    transition: all 0.3s ease;
    cursor: pointer;
}

.feature-item:hover {
    background: #e6f9ff;
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(0, 172, 209, 0.1);
    border-left-color: #0099cc;
    border-left-width: 6px;
}

.feature-item:last-child {
    margin-bottom: 0;
}

.feature-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #00acd1, #0099cc);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: bold;
    flex-shrink: 0;
}

.feature-content p {
    font-size: 1rem;
    line-height: 1.7;
    color: #495057;
    margin: 0;
    text-align: justify;
    text-indent: 2em;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .content-wrapper {
        flex-direction: column;
        gap: 30px;
    }
    
    .sidebar {
        flex: none;
        width: 100%;
    }
    
    .content-area {
        flex: none;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: 40px 0;
    }
    
    .page-header h1 {
        font-size: 28px;
    }
    
    .header-info {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .content-wrapper {
        gap: 20px;
    }
    
    .sidebar {
        margin-bottom: 20px;
    }
    
    .system-overview,
    .usage-method,
    .functional-features {
        padding: 25px 20px;
    }
    
    .content-area h2 {
        font-size: 24px;
    }
    
    .feature-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 15px;
    }
    
    .feature-number {
        align-self: center;
    }
    
    .feature-content p {
        text-indent: 1.5em;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 30px 0;
    }
    
    .page-header h1 {
        font-size: 24px;
    }
    
    .main-content {
        padding: 30px 0;
    }
    
    .system-overview,
    .usage-method,
    .functional-features {
        padding: 20px 15px;
    }
    
    .overview-content p,
    .method-content p,
    .feature-content p {
        font-size: 0.95rem;
        text-indent: 1.5em;
    }
    
    .content-area h2 {
        font-size: 20px;
    }
    
    .feature-item {
        padding: 15px;
    }
}