/* public/assets/css/auth.css */
:root {
    --primary-color: #2C3E50;
    --secondary-color: #3498DB;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --border-color: #ddd;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    min-height: 100vh;
}

.auth-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    position: relative;
}

.back-button {
    position: absolute;
    top: 2rem;
    left: 2rem;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    transition: background 0.3s;
}

.back-button:hover {
    background: rgba(255, 255, 255, 0.2);
}

.auth-box {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 420px;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    text-decoration: none;
    color: var(--text-color);
    margin-bottom: 2rem;
}

.logo-img {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
}

.auth-header h1 {
    font-size: 1.8rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: #666;
}

.google-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: white;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s;
}

.google-btn:hover {
    background: var(--light-gray);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.google-btn img {
    width: 24px;
    height: 24px;
}

.status-message {
    margin: 1rem 0;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
}

.error-message {
    background: #ffebee;
    color: #c62828;
    border: 1px solid #ffcdd2;
}

.success-message {
    background: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.auth-footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.9rem;
    color: #666;
}

.auth-footer a {
    color: var(--secondary-color);
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--secondary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

.loading-overlay p {
    color: white;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (max-width: 480px) {
    .auth-box {
        padding: 1.5rem;
    }

    .back-button {
        top: 1rem;
        left: 1rem;
    }
}