/* --- CSS STYLES --- */
:root {
    --primary: #4a90e2;
    --secondary: #2c3e50;
    --light: #f4f7f6;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--light);
    color: #333;
}

/* Header */
header {
    background-color: var(--secondary);
    color: var(--white);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    font-size: 1.5rem;
}

nav a {
    color: var(--white);
    text-decoration: none;
    margin-left: 20px;
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('https://images.unsplash.com/photo-1501281668745-f7f57925c3b4?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 20px;
}

/* Form Section */
.event-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-bottom: 3rem;
}

.event-form h3 {
    margin-bottom: 1.5rem;
    color: var(--secondary);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

button.btn {
    background-color: var(--primary);
    color: var(--white);
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s;
}

button.btn:hover {
    background-color: #357abd;
}

.divider {
    margin: 3rem 0; 
    border: 0; 
    border-top: 1px solid #ddd;
}

.section-title {
    margin-bottom: 1.5rem; 
    color: var(--secondary);
}

/* Events Grid */
.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.event-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
}

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

.card-image {
    height: 150px;
    background-color: #ddd;
    background-image: url('https://images.unsplash.com/photo-1492684223066-81342ee5ff30?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
}

.card-content {
    padding: 1.5rem;
}

.card-date {
    color: var(--primary);
    font-weight: bold;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--secondary);
}

.card-location {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.delete-btn {
    background-color: #e74c3c;
    color: white;
    padding: 5px 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    float: right;
}