:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-color: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --max-width: 1200px;
}

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

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

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

.nav {
    display: none;
}

.nav a {
    text-decoration: none;
    color: var(--text-color);
    margin: 0 15px;
    font-weight: 500;
    transition: color 0.3s;
}

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

@media (min-width: 768px) {
    .nav {
        display: block;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

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

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

.btn-lg {
    padding: 12px 30px;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-text h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #0f172a;
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.hero-cta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* Hero Image */
.hero-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    border: 1px solid #e2e8f0;
    transition: transform 0.3s ease;
}

.hero-img:hover {
    transform: translateY(-5px);
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: #0f172a;
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 30px;
    border-radius: 12px;
    background: var(--white);
    border: 1px solid #e2e8f0;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background-color: #eff6ff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.icon-wrapper i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.feature-card h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-light);
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background-color: #f8fafc;
}

.benefits-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
    align-items: center;
}

@media (min-width: 992px) {
    .benefits-container {
        grid-template-columns: 1fr 1fr;
    }
}

.benefits-image {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 300px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.mobile-icon {
    font-size: 8rem;
    color: var(--primary-color);
}

.benefits-list {
    list-style: none;
}

.benefits-list li {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.benefits-list i {
    font-size: 1.5rem;
    color: #22c55e;
    margin-top: 5px;
}

.benefits-list strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: #0f172a;
}

/* Footer */
.footer {
    background-color: #1e293b;
    color: #cbd5e1;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    color: var(--white);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.footer-links h4, .footer-contact h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-links a {
    display: block;
    color: #cbd5e1;
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 20px;
    text-align: center;
    font-size: 0.9rem;
}