:root {
    --primary-color: rgb(0, 0, 0);
    --secondary-color: #FFD700;
    --text-color: #FFFFFF;
    --background-color: rgb(0, 0, 0);
    --error-color: #FF4444;
    --success-color: #00C851;
}

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

body {
    font-family: 'Arial', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
}

header {
    background-color: var(--primary-color);
    border-bottom: 2px solid var(--secondary-color);
    padding: 1rem 0;
}

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

nav a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: bold;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

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

.landing-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
    text-align: center;
    padding: 4rem 2rem;
}

.logo-container {
    text-align: center;
    margin-bottom: 2rem;
}

.logo-container h1 {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.login-btn {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    padding: 1rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: transform 0.2s;
    display: inline-block;
}

.login-btn:hover {
    transform: scale(1.05);
    background-color: #FFE55C;
    transform: translateY(-2px);
}

/* Form styles */
.form-container {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 10px;
    max-width: 400px;
    width: 90%;
    margin: 2rem auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.form-group input {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--secondary-color);
    background-color: rgba(0, 0, 0, 0.7);
    color: var(--text-color);
    border-radius: 5px;
}

/* Table styles */
.matches-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.matches-table th,
.matches-table td {
    padding: 0.8rem;
    border: 1px solid var(--secondary-color);
    text-align: center;
}

.matches-table th {
    background-color: var(--secondary-color);
    color: var(--primary-color);
}

/* Message styles */
.message {
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 5px;
}

.message.error {
    background-color: var(--error-color);
}

.message.success {
    background-color: var(--success-color);
}