:root {
    --primary-blue: #00A0E9;
    --light-blue: #87CEEB;
    --accent-blue: #B0E2FF;
    --white: #FFFFFF;
    --text-dark: #333333;
    --text-light: #666666;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
    background-color: var(--light-blue);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Page 1: Entrance Styles */
.entrance-container {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.entrance-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    max-width: 500px;
    width: 100%;
    animation: fadeIn 0.8s ease-out;
}

.entrance-card h1 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.entrance-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.permanent-url {
    background: #9B51E0; /* Purple as in screenshot */
    color: var(--white);
    padding: 12px;
    border-radius: 8px;
    font-weight: bold;
    margin: 20px 0;
    display: inline-block;
    width: 100%;
}

.enter-btn {
    display: inline-block;
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 600;
    margin-top: 10px;
    transition: var(--transition);
}

.enter-btn:hover {
    background: #f8f9fa;
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.footer-text {
    position: absolute;
    bottom: 20px;
    width: 100%;
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
}

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

/* Main Page Styles */
.main-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 15px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

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

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

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

.hero-section {
    padding: 80px 10%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80vh;
    background: linear-gradient(135deg, var(--light-blue) 0%, #e0f2ff 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h2 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 25px;
    color: #1a1a1a;
}

.features-list {
    list-style: none;
    margin-top: 30px;
}

.features-list li {
    background: rgba(255, 255, 255, 0.6);
    padding: 15px 25px;
    border-radius: 50px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    width: fit-content;
    font-weight: 500;
}

.login-box {
    background: var(--white);
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    width: 400px;
    margin-left: 50px;
}

.login-box h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.login-box p {
    color: var(--text-light);
    margin-bottom: 25px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group input {
    width: 100%;
    padding: 15px;
    border: 1px solid #eee;
    border-radius: 8px;
    background: #fbfbfb;
    outline: none;
    transition: var(--transition);
}

.input-group input:focus {
    border-color: var(--primary-blue);
}

.confirm-btn {
    background: #6366f1; /* Purple/Blue as in screenshot */
    color: var(--white);
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.confirm-btn:hover {
    background: #4f46e5;
    transform: translateY(-2px);
}

/* Pricing Section */
.pricing-section {
    padding: 100px 10%;
    background: var(--white);
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 50px;
}

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

.pricing-card {
    padding: 40px;
    border-radius: 20px;
    border: 1px solid #eee;
    transition: var(--transition);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    border-color: var(--primary-blue);
}

.pricing-card h4 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.price {
    font-size: 3rem;
    font-weight: bold;
    margin: 20px 0;
    color: var(--primary-blue);
}

.price span {
    font-size: 1rem;
    color: var(--text-light);
}

.pricing-card ul {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.pricing-card li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Articles Section */
.articles-section {
    padding: 100px 10%;
    background: #f8fbff;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.article-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    text-decoration: none;
    color: var(--text-dark);
    box-shadow: 0 5px 15px rgba(0,0,0,0.02);
    transition: var(--transition);
}

.article-card:hover {
    transform: scale(1.02);
}

.article-card h5 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--primary-blue);
}

/* FAQ & Testimonials */
.faq-section, .testimonials-section {
    padding: 100px 10%;
    background: var(--white);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.testimonial-card {
    background: #f9f9f9;
    padding: 25px;
    border-radius: 15px;
    font-style: italic;
}

.faq-item {
    text-align: left;
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 20px;
}

.faq-question {
    font-weight: bold;
    font-size: 1.1rem;
    margin-bottom: 10px;
    cursor: pointer;
}

footer {
    padding: 50px;
    background: var(--text-dark);
    color: var(--white);
    text-align: center;
}

@media (max-width: 968px) {
    .hero-section {
        flex-direction: column;
        padding-top: 40px;
    }
    .login-box {
        margin-left: 0;
        margin-top: 40px;
        width: 100%;
    }
    .hero-content h2 {
        font-size: 2.5rem;
    }
}