:root {
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --secondary: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --dark: #1F2937;
    --light: #F9FAFB;
    --white: #FFFFFF;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--light);
    overflow-x: hidden;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 90vh;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
}

/* Feature Cards */
.feature-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid rgba(0,0,0,0.05);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    border-radius: 10px;
    padding: 12px 28px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
}

/* Form Styles */
.form-control {
    border-radius: 10px;
    padding: 12px 16px;
    border: 2px solid #E5E7EB;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-label {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

/* Cards */
.card {
    border: none;
    border-radius: 16px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    padding: 1.5rem;
    border: none;
}

/* Tables */
.table-responsive {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

table {
    margin-bottom: 0;
}

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

thead th {
    font-weight: 600;
    border: none;
    padding: 1rem;
}

tbody tr {
    transition: all 0.2s ease;
}

tbody tr:hover {
    background: rgba(79, 70, 229, 0.05);
}

tbody td {
    padding: 1rem;
    vertical-align: middle;
}

/* Badges */
.badge {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
}

/* Alert Messages */
.alert {
    border-radius: 12px;
    border: none;
    padding: 1rem 1.5rem;
}

/* Navbar */
.navbar {
    box-shadow: var(--shadow);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Footer */
footer {
    background: var(--dark);
    color: var(--white);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

/* Digital Card Styles */
.digital-card {
    max-width: 500px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}

.card-header-section {
    padding: 2rem;
    text-align: center;
    position: relative;
}

.card-logo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--white);
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
}

.card-company-name {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.card-person-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: #6B7280;
    margin-bottom: 0.25rem;
}

.card-designation {
    font-size: 1rem;
    color: #9CA3AF;
}

.card-action-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 0.75rem;
    padding: 1rem 1.5rem;
}

.action-btn {
    padding: 12px;
    border-radius: 12px;
    text-align: center;
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.action-btn i {
    font-size: 1.5rem;
}

.action-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    color: var(--white);
}

.btn-call {
    background: linear-gradient(135deg, #10B981, #059669);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
}

.btn-email {
    background: linear-gradient(135deg, #EF4444, #DC2626);
}

.btn-location {
    background: linear-gradient(135deg, #F59E0B, #D97706);
}

.card-info-section {
    padding: 1.5rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--light);
    border-radius: 12px;
    margin-bottom: 0.75rem;
    transition: all 0.3s ease;
}

.info-item:hover {
    background: #E5E7EB;
    transform: translateX(5px);
}

.info-icon {
    width: 45px;
    height: 45px;
    background: var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    padding: 1.5rem;
}

.social-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.3rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-btn:hover {
    transform: scale(1.1);
    color: var(--white);
}

.btn-facebook { background: #1877F2; }
.btn-twitter { background: #1DA1F2; }
.btn-instagram { background: linear-gradient(45deg, #F58529, #DD2A7B, #8134AF); }
.btn-linkedin { background: #0A66C2; }
.btn-youtube { background: #FF0000; }

.about-section, .services-section, .gallery-section, .contact-section {
    padding: 1.5rem;
    margin: 1rem 0;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.section-title i {
    color: var(--primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.75rem;
}

.gallery-item {
    aspect-ratio: 1;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

.service-card {
    background: var(--light);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.service-card:hover {
    background: #E5E7EB;
    transform: translateX(5px);
}

.service-icon {
    width: 50px;
    height: 50px;
    background: var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    margin-bottom: 1rem;
}

.view-counter {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0,0,0,0.7);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.save-contact-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 1rem;
    transition: all 0.3s ease;
}

.save-contact-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.nav-item {
    padding: 0.75rem;
    text-align: center;
    color: #6B7280;
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
}

.nav-item i {
    font-size: 1.3rem;
}

.nav-item:hover, .nav-item.active {
    color: var(--primary);
    background: rgba(79, 70, 229, 0.05);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 3rem 0;
    }
    
    .digital-card {
        margin: 1rem;
        border-radius: 20px;
    }
    
    .card-logo {
        width: 100px;
        height: 100px;
    }
    
    .card-company-name {
        font-size: 1.5rem;
    }
    
    .card-action-buttons {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-card {
        margin-bottom: 1.5rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 576px) {
    .btn-lg {
        padding: 12px 24px;
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.3rem;
    }
    
    body {
        padding-bottom: 70px;
    }
}

/* Loading Spinner */
.spinner-border {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    vertical-align: text-bottom;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

@keyframes spinner-border {
    to { transform: rotate(360deg); }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Print Styles */
@media print {
    .bottom-nav,
    .navbar,
    footer,
    .btn {
        display: none !important;
    }
}