/*
Theme Name: VUpskillU Premium Theme
Author: Nitin
Description: A premium, elegant, and intuitive theme for Training Providers.
Version: 1.0.0
*/

:root {
    --primary-color: #6366f1;
    --secondary-color: #4f46e5;
    --text-color: #1f2937;
    --bg-color: #f9fafb;
    --card-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.3);
    --font-family: 'Inter', sans-serif;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header & Nav */
header {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
}

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

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

.header-cta {
    margin-left: 1.5rem;
}

.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    margin-right: 1rem;
}

.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-color);
    margin: 4px 0;
    transition: background 0.3s;
}

.primary-nav {
    display: flex;
    align-items: center;
}

.primary-menu-list {
    display: flex;
    gap: 1.5rem;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
    background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    color: white;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

/* Course Grid */
.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.course-card {
    background: var(--card-bg);
    backdrop-filter: blur(5px);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.course-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.course-info {
    padding: 1.5rem;
}

.course-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s;
}

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

.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Forms Styling */
input, textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

/* Responsive navigation */
@media (max-width: 768px) {
    .nav-wrapper {
        padding: 0.75rem 1.25rem;
    }

    .primary-nav {
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--card-bg);
        border-bottom: 1px solid var(--glass-border);
        display: none;
        flex-direction: column;
        padding: 1rem 1.5rem;
    }

    .primary-nav.is-open {
        display: flex;
    }

    .primary-menu-list {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-toggle {
        display: block;
    }

    .header-cta {
        display: none;
    }
}