/* FriendMap - Basic Styles */

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

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #f5f5f5;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 100vh;
}

header {
    background: #2c3e50;
    color: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    z-index: 1000;
    position: relative;
}

header h1 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

header p {
    font-size: 0.9rem;
    opacity: 0.8;
}

header nav {
    margin-top: 0.5rem;
}

header nav a {
    color: white;
    text-decoration: none;
    font-size: 0.85rem;
    opacity: 0.8;
    transition: opacity 0.2s;
}

header nav a:hover {
    opacity: 1;
    text-decoration: underline;
}

#map {
    flex: 1;
    min-height: 0;
    position: relative;
}

/* Login Overlay */
#login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.login-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 360px;
}

.login-card h2 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
    color: #555;
}

.form-group input {
    width: 100%;
    padding: 0.6rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.btn {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.2s;
}

.btn-primary {
    background: #3498db;
    color: white;
    width: 100%;
}

.btn-primary:hover {
    background: #2980b9;
}

.error {
    color: #e74c3c;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

header nav a {
    margin-right: 1rem;
}