/* CSS Reset & Variables */
:root {
    --primary-orange: #F97316;
    --primary-sky: #0EA5E9;
    --bg-white: #FFFFFF;
    --bg-light: #F9FAFB;
    --text-dark: #1F2937;
    --text-gray: #4B5563;
    --border-radius: 8px;
    --container-width: 1100px;
    --font-main: 'Poppins', sans-serif;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.section {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.grid {
    display: grid;
    gap: 30px;
}

.text-orange {
    color: var(--primary-orange);
}

.text-sky {
    color: var(--primary-sky);
}

/* Typography */
h1,
h2,
h3 {
    font-weight: 600;
    color: var(--primary-sky);
    margin-bottom: 20px;
}

p {
    margin-bottom: 20px;
    color: var(--text-gray);
    font-weight: 400;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--primary-sky);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: #e8630c;
    transform: translateY(-2px);
}

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

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

.btn-white {
    background-color: white;
    color: var(--primary-orange);
    font-weight: 600;
}

.btn-white:hover {
    background-color: #f0f0f0;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.9rem;
}

/* Header */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 20px 0;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
}

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

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
}

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

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* Courses Cards */
.courses-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.card {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    text-align: center;
    border: 1px solid #eee;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--primary-orange);
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 15px;
    color: var(--primary-orange);
}

.card-list {
    text-align: left;
    margin-bottom: 20px;
    color: var(--text-gray);
}

.card-list li {
    margin-bottom: 5px;
    position: relative;
    padding-left: 15px;
    font-size: 0.95rem;
}

.card-list li::before {
    content: "•";
    color: var(--primary-orange);
    position: absolute;
    left: 0;
}

/* Learning Method */
.method-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.method-item {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.1rem;
    color: var(--text-dark);
}

.method-item i {
    color: var(--primary-sky);
    font-size: 1.5rem;
}

/* Benefits Section */
.benefits-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    text-align: center;
}

.benefit-item {
    background: white;
    padding: 20px;
    border-radius: var(--border-radius);
    border: 1px solid #eee;
}

.benefit-item i {
    font-size: 2rem;
    color: var(--primary-orange);
    margin-bottom: 15px;
    display: block;
}

.benefit-item h3 {
    color: var(--text-dark);
    font-size: 1rem;
    margin-bottom: 0;
}

/* CTA Section */
.cta-section {
    background-color: var(--primary-orange);
    padding: 80px 0;
    text-align: center;
    color: white;
}

.cta-title {
    color: white;
    margin-bottom: 15px;
}

.cta-text {
    color: white;
    margin-bottom: 30px;
    font-size: 1.2rem;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background-color: #050505;
    color: #e5e7eb;
    border-top: 1px solid #1f2937;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 25px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-brand .footer-logo {
    color: var(--primary-orange);
    margin-bottom: 15px;
}

.footer-brand p {
    color: #9ca3af;
    font-size: 0.95rem;
    margin-bottom: 0;
}

.footer-links-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link {
    color: #9ca3af;
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-link:hover {
    color: var(--primary-orange);
    padding-left: 5px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
    color: #9ca3af;
    font-size: 0.95rem;
}

.footer-contact-item i {
    color: var(--primary-orange);
    font-size: 1.2rem;
    margin-top: 2px;
}

.footer-contact-item a:hover {
    color: white;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid #1f2937;
    text-align: center;
}

.footer-copyright {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .footer-contact-item {
        justify-content: center;
    }

    .footer-link:hover {
        padding-left: 0;
    }

    .nav-list {
        display: none;
        /* Add JS toggle logic later if needed or a simple mobile menu */
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
        gap: 15px;
    }

    .nav-list.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
        color: var(--text-dark);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .grid {
        grid-template-columns: 1fr;
    }
}

/* Map Styles */
.map-container {
    width: 100%;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 1px solid #eee;
}

.map-iframe {
    display: block;
    width: 100%;
}