/* Business Pro Template - Modern Business Style */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --text-lighter: #9ca3af;
    --bg-white: #ffffff;
    --bg-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --border: #e5e7eb;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --radius: 0.5rem;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 50px; /* Below demo notice */
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.navbar.scrolled {
    top: 0;
    background: rgba(255, 255, 255, 0.98);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    font-family: 'Poppins', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    text-decoration: none;
}

.logo-highlight {
    color: var(--primary);
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
    border-radius: 2px;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-dark);
    margin: 5px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, var(--bg-light) 0%, white 100%);
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.hero-image {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Sections Common */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary);
    border-radius: 2px;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

/* Services */
.services {
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-content {
    padding: 2rem;
}

.service-content h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.service-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.service-link:hover {
    color: var(--primary-dark);
    transform: translateX(5px);
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    height: 300px;
}

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

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

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
    padding: 2rem;
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
    opacity: 1;
}

/* CTA */
.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
    padding: 100px 0;
}

.cta h2,
.cta p {
    color: white;
}

.cta p {
    max-width: 600px;
    margin: 0 auto 2rem;
    font-size: 1.25rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

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

.cta .btn-secondary {
    border-color: white;
    color: white;
}

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

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: white;
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3,
.footer-col h4 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-col p {
    color: var(--text-lighter);
    margin-bottom: 1rem;
}

.footer-col a {
    display: block;
    color: var(--text-lighter);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.footer-col a:hover {
    color: white;
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    color: var(--text-lighter);
    font-size: 0.875rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 3rem;
    border-radius: var(--radius);
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
}

.pricing-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.pricing-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: var(--radius);
    position: relative;
    transition: var(--transition);
}

.pricing-card.featured {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.pricing-card.featured .price,
.pricing-card.featured h3,
.pricing-card.featured li {
    color: white;
}

.badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: #fbbf24;
    color: var(--text-dark);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    margin: 1rem 0;
    color: var(--primary);
}

.pricing-card ul {
    list-style: none;
    margin: 1.5rem 0;
}

.pricing-card li {
    padding: 0.5rem 0;
    color: var(--text-light);
    border-bottom: 1px solid var(--border);
}

.pricing-card li:last-child {
    border-bottom: none;
}

.demo-note {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: var(--radius);
    text-align: center;
}

/* Responsive */
@media (max-width: 992px) {
    h1 { font-size: 2.75rem; }
    h2 { font-size: 2rem; }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 100px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .pricing-card.featured {
        transform: none;
    }
}