/* Silk Road Couriers - Main Styles */
:root {
    --primary-color: #1B365D;
    --secondary-color: #2D5A27;
    --accent-color: #F4A261;
    --light-gray: #F8F9FA;
    --medium-gray: #6C757D;
    --dark-gray: #343A40;
    --white: #FFFFFF;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p { margin-bottom: 1rem; }

/* Header Styles */
.site-header {
    background: var(--white);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: inline-block;
    text-decoration: none;
    z-index: 3;
}

.logo-img {
    height: 45px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    transition: opacity 0.3s ease;
}

.logo:hover .logo-img {
    opacity: 0.8;
}


.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    z-index: 1;
}

.nav-menu a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--accent-color);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    font-weight: 500;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background: #0f2844;
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-accent {
    background: var(--accent-color);
    color: var(--dark-gray);
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Cards */
.card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    padding: 2rem;
    margin-bottom: 2rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Footer */
.site-footer {
    background: var(--dark-gray);
    color: var(--white);
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
}

/* Enhanced Status Indicators */
.status-badge {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;

}

/* Status Colors */
.status-delivered {
    background: #d4f4d4;
    color: #0d5d0d;
    border: 1px solid #4caf50;
}

.status-transit {
    background: #e3f2fd;
    color: #0d47a1;
    border: 1px solid #2196f3;
}

.status-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffc107;
    animation: pulse-warning 2s infinite;
}

.status-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #dc3545;
    animation: pulse-danger 2s infinite;
}

.status-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #17a2b8;
}

.status-pending {
    background: #f8f9fa;
    color: #6c757d;
    border: 1px solid #dee2e6;
}

/* Pulse animations for problematic statuses */
@keyframes pulse-warning {
    0% { box-shadow: 0 0 0 0 rgba(255, 193, 7, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(255, 193, 7, 0.1); }
    100% { box-shadow: 0 0 0 0 rgba(255, 193, 7, 0); }
}

@keyframes pulse-danger {
    0% { box-shadow: 0 0 0 0 rgba(220, 53, 69, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(220, 53, 69, 0.1); }
    100% { box-shadow: 0 0 0 0 rgba(220, 53, 69, 0); }
}

/* Alert boxes for tracking results */
.tracking-alert {
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.tracking-alert.warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffc107;
    border-left: 5px solid #ffc107;
}

.tracking-alert.danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #dc3545;
    border-left: 5px solid #dc3545;
}

.alert-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.alert-content h4 {
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.alert-content p {
    margin-bottom: 0;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
        z-index: 3;
    }

    .logo-img {
        height: 41px;
        max-width: 150px;
        
    }
    
    .nav-menu {
        display: none;
        position: fixed;
        top: -101px;
        left: 0;
        width: 100%;
        height: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
        transform: translateX(0%);
        margin-top: 5rem;
        text-align: center;
        justify-content: space-evenly;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }

    .nav-menu a {
    font-size: 24px;
    
}
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }