:root {
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-main: #f5f5f5;
    --text-muted: #a0a0a0;
    --accent-color: #00d26a; 
    --accent-hover: #00b359;
    --border-radius: 12px;
    --input-bg: #2a2a2a;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

h1, h2 {
    margin-bottom: 20px;
    text-align: center;
    font-weight: 600;
}

.auth-container {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    width: 100%;
    max-width: 400px;
    margin-top: 50px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

input {
    width: 100%;
    padding: 14px;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    background-color: var(--input-bg);
    color: var(--text-main);
    font-size: 16px;
    outline: none;
    transition: border 0.3s ease;
}

input:focus {
    border: 1px solid var(--accent-color);
}

button {
    background-color: var(--accent-color);
    color: #000;
    font-weight: bold;
    font-size: 16px;
    padding: 14px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background 0.3s ease;
}

button:hover {
    background-color: var(--accent-hover);
}

.auth-links {
    text-align: center;
    margin-top: 20px;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 14px;
}

a:hover {
    text-decoration: underline;
}

.dashboard-container {
    width: 100%;
    max-width: 800px;
    margin-top: 20px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--card-bg);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.btn-logout {
    background-color: #ff4757;
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
}

.btn-logout:hover {
    background-color: #ff6b81;
    text-decoration: none;
}