/* Sabi Educate - General Styles */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

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

body {
    font-family: 'Poppins', sans-serif;
    background: #f4f7fb;
    color: #1a1a1a;
    line-height: 1.6;
}

/* Navigation */
nav {
    background: #0f172a;
    padding: 15px 20px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 40px;
}

.logo {
    color: #0ea5a4;
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    flex-wrap: nowrap;
    align-items: center;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #0ea5a4;
}

.nav-links a.active {
    color: #0ea5a4;
    border-bottom: 2px solid #0ea5a4;
    padding-bottom: 5px;
}

/* Container */
.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
    padding: 60px 0;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0f172a, #0ea5a4);
    color: white;
    text-align: center;
    padding: 100px 20px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    margin-top: 30px;
    padding: 14px 30px;
    background: white;
    color: #0f172a;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid white;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background: #0ea5a4;
    color: white;
    border-color: #0ea5a4;
    transform: translateY(-3px);
}

.btn-secondary {
    background: #0ea5a4;
    color: white;
    border-color: #0ea5a4;
}

.btn-secondary:hover {
    background: white;
    color: #0f172a;
}

/* Section Title */
.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #0f172a;
}

/* Cards Grid */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    border-color: #0ea5a4;
}

.card h3 {
    margin-top: 0;
    color: #0f172a;
    margin-bottom: 15px;
}

.card p {
    margin: 10px 0;
}

.card ul {
    padding-left: 20px;
    list-style-position: inside;
}

.card ul li {
    margin-bottom: 10px;
}

/* Highlight Section */
.highlight {
    background: #0ea5a4;
    color: white;
    text-align: center;
    padding: 60px 20px;
}

.highlight h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.highlight p {
    font-size: 1.1rem;
    max-width: 800px;
    margin: auto;
}

/* Labels */
.label {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.premium {
    background: #f59e0b;
    color: white;
}

.standard {
    background: #0ea5a4;
    color: white;
}

/* Footer */
.footer {
    background: #0f172a;
    color: white;
    text-align: center;
    padding: 40px 20px;
    margin-top: 60px;
}

.footer a {
    color: #0ea5a4;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

.footer p {
    margin: 10px 0;
}

/* Feature Grid */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.feature-card {
    text-align: center;
    padding: 25px;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.feature-card h4 {
    margin-bottom: 10px;
    color: #0f172a;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        gap: 15px;
        font-size: 0.9rem;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .cards {
        grid-template-columns: 1fr;
    }
}