:root {
    --primary-color: #4a90e2;
    --secondary-color: #f5f5f5;
    --text-color: #333;
    --bg-color: #fff;
    --card-bg: #fff;
    --border-color: #e0e0e0;
    --error-color: #e74c3c;
    --success-color: #2ecc71;
    --spacing: 1rem;
    --radius: 8px;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--secondary-color);
    color: var(--text-color);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing);
}

/* Header */
.navbar {
    background-color: var(--bg-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-color);
}

.nav-links a {
    margin-left: 1.5rem;
    color: var(--text-color);
    font-weight: 500;
}

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

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.2s;
}

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

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

/* Forms */
.auth-card {
    max-width: 400px;
    margin: 4rem auto;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 1rem;
}

.error-msg {
    color: var(--error-color);
    background: #fdeaea;
    padding: 0.75rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    text-align: center;
}

/* Grid */
.story-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.story-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
}

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

.story-cover {
    height: 280px;
    background-color: #eee;
    background-size: cover;
    background-position: center;
}

.story-info {
    padding: 1rem;
}

.story-title {
    font-weight: bold;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.story-author {
    color: #666;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem 0;
    color: #666;
    margin-top: auto;
}