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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #f5f5f5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #4CAF50;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-email {
    color: #666;
    font-size: 14px;
}

.logout-btn {
    color: #f44336;
    text-decoration: none;
    font-size: 14px;
    padding: 6px 12px;
    border: 1px solid #f44336;
    border-radius: 4px;
    transition: all 0.3s;
}

.logout-btn:hover {
    background-color: #f44336;
    color: white;
}

/* Main content */
.main-content {
    flex: 1;
    max-width: 800px;
    width: 100%;
    margin: 50px auto;
    padding: 20px;
}

.container {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1 {
    color: #333;
    margin-bottom: 30px;
}

/* Form styles */
.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #555;
}

input[type="url"],
input[type="text"],
input[type="email"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

input:focus {
    outline: none;
    border-color: #4CAF50;
}

button {
    background-color: #4CAF50;
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #45a049;
}

button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

/* Loading and error states */
#loading {
    display: none;
    margin-top: 20px;
    text-align: center;
    color: #666;
}

#result {
    margin-top: 30px;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 4px;
    border-left: 4px solid #4CAF50;
    display: none;
}

#error {
    margin-top: 20px;
    padding: 20px;
    background-color: #fee;
    border-radius: 4px;
    border-left: 4px solid #f44336;
    color: #c33;
    display: none;
}

/* Result display */
.info-section {
    margin-bottom: 20px;
}

.info-section h3 {
    color: #333;
    margin-bottom: 10px;
    font-size: 18px;
}

.info-section p {
    color: #666;
    line-height: 1.6;
    margin: 5px 0;
}

.info-label {
    font-weight: 600;
    color: #444;
}

/* Footer */
.footer {
    background-color: #fff;
    border-top: 1px solid #eee;
    padding: 20px;
    text-align: center;
    color: #666;
}

/* Batch processing specific styles */
.subtitle {
    color: #666;
    margin-bottom: 30px;
    font-size: 16px;
}

.instructions {
    background-color: #f9f9f9;
    padding: 25px;
    border-radius: 8px;
    margin-bottom: 30px;
    border-left: 4px solid #4CAF50;
}

.instructions h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 18px;
}

.instructions ul {
    margin-left: 20px;
    color: #666;
    line-height: 1.6;
}

.instructions li {
    margin-bottom: 10px;
}

.example {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
}

.example h4 {
    color: #444;
    margin-bottom: 12px;
    font-size: 16px;
}

.example pre {
    background-color: #fff;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow-x: auto;
    font-size: 14px;
    font-family: 'Courier New', monospace;
    color: #333;
}

input[type="file"] {
    width: 100%;
    padding: 12px;
    border: 2px dashed #ddd;
    border-radius: 4px;
    cursor: pointer;
    transition: border-color 0.3s;
    background-color: #fafafa;
}

input[type="file"]:hover {
    border-color: #4CAF50;
    background-color: #f0f8f0;
}

#fileInfo {
    margin-top: 10px;
    color: #4CAF50;
    font-size: 14px;
    display: none;
    font-weight: 500;
}

.progress-info {
    margin-top: 10px;
}

#progressText {
    color: #666;
    font-style: italic;
}

/* Results summary */
.results-summary {
    margin: 20px 0;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 4px;
}

.results-summary p {
    margin: 8px 0;
    color: #555;
}

.success-count {
    color: #4CAF50;
    font-weight: 600;
}

.error-count {
    color: #f44336;
    font-weight: 600;
}

.download-btn {
    margin-top: 20px;
    font-size: 16px;
    padding: 14px 40px;
}

/* Login page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: white;
    padding: 50px 40px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    text-align: center;
    max-width: 400px;
    width: 100%;
}

.login-box h1 {
    margin-bottom: 10px;
    color: #333;
}

.login-subtitle {
    color: #666;
    margin-bottom: 30px;
    font-size: 16px;
}

.login-error {
    background-color: #fee;
    border: 1px solid #f44336;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 20px;
}

.login-error p {
    color: #c33;
    margin: 0;
    font-size: 14px;
}

.google-login-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background-color: white;
    color: #444;
    padding: 12px 24px;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.google-login-btn:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
    transform: translateY(-1px);
}

.login-note {
    margin-top: 20px;
    color: #888;
    font-size: 13px;
}