@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
}

/* Navbar Styles */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    transition: 0.3s;
}

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

.btn {
    background-color: var(--primary);
    color: var(--white) !important;
    padding: 8px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
}

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

.menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 80px 5%;
    background: linear-gradient(135deg, #e0e7ff, #ffffff);
}

.hero-text {
    max-width: 50%;
}

.hero-text h1 {
    font-size: 48px;
    margin-bottom: 20px;
    color: var(--dark);
}

.hero-text p {
    font-size: 18px;
    color: var(--gray);
    margin-bottom: 30px;
}

/* Grid Sections (Courses & Tools) */
.section-title {
    text-align: center;
    margin: 60px 0 30px;
    font-size: 32px;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 0 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    padding: 20px;
    transition: transform 0.3s;
}

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

.card h3 {
    margin: 15px 0;
}

.card p {
    color: var(--gray);
    margin-bottom: 20px;
}

/* Modern Footer Styles */
.modern-footer {
    background-color: var(--dark);
    color: #cbd5e1;
    padding: 70px 0 0;
    margin-top: 80px;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    padding: 0 5%;
    max-width: 1400px;
    margin: 0 auto;
    margin-bottom: 50px;
}

.footer-col h3 {
    color: var(--white);
    font-size: 24px;
    margin-bottom: 20px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 18px;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 3px;
    background-color: var(--primary);
    border-radius: 5px;
}

.footer-col p {
    line-height: 1.8;
    font-size: 14px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 15px;
}

.footer-col ul li a {
    color: #cbd5e1;
    text-decoration: none;
    transition: 0.3s;
    font-size: 15px;
}

.footer-col ul li a:hover {
    color: var(--primary);
    padding-left: 8px; /* Hover karaddi poddak isarahata enawa */
}

.social-links a {
    display: inline-block;
    height: 40px;
    width: 40px;
    background-color: rgba(255,255,255,0.1);
    margin-right: 10px;
    text-align: center;
    line-height: 40px;
    border-radius: 50%; /* Rౌම් හැඩය */
    color: var(--white);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--primary);
    transform: translateY(-5px); /* Hover karaddi uda yanawa */
}

.footer-bottom {
    background-color: #0f172a; /* Thawath dark color ekak */
    padding: 25px 0;
    text-align: center;
    font-size: 14px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    .nav-links.active { display: flex; }
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 40px 5%;
    }
    .hero-text { max-width: 100%; }
    .hero-text h1 { font-size: 32px; }
}

/* Auth Forms CSS */
.auth-container {
    max-width: 400px;
    margin: 60px auto;
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.auth-container h2 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--primary);
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
}

.auth-btn {
    width: 100%;
    margin-top: 10px;
}

.auth-link {
    display: block;
    text-align: center;
    margin-top: 15px;
    text-decoration: none;
    color: var(--primary);
    font-size: 14px;
}

/* =========================================
   Preloader Styles
========================================= */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--light);
    z-index: 99999; /* Hama deytama wada uda inna oni nisa */
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.spinner {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Wate yana loading ring eka */
.spinner::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border: 4px solid #cbd5e1;
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Mada thiyena graduation cap icon eka (animation ekak ekka) */
.spinner i {
    font-size: 30px;
    color: var(--primary);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0% { transform: scale(0.8); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(0.8); opacity: 0.5; }
}