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

/* Font Awesome Icons */
.fas, .far, .fab {
    margin-right: 0.5rem;
}

.card h3 .fas {
    margin-right: 0.75rem;
}

.form-group label .fas {
    margin-right: 0.5rem;
}

button .fas {
    margin-right: 0.5rem;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    border-bottom: 1px solid #333333;
    padding: 0;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    padding: 1rem 2rem;
    gap: 2rem;
    width: 100%;
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    margin-left: auto;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #888888;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s ease;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
}

.nav-links a:hover {
    color: #ffffff;
    background-color: #111111;
}

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

#user-email {
    color: #888888;
}

#logout-btn {
    margin-left: 1rem;
    padding: 0.5rem 1rem;
    background-color: #222222;
    border: 1px solid #333333;
    border-radius: 6px;
    color: #ffffff;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
}

#logout-btn:hover {
    background-color: #333333;
    border-color: #555555;
}

main {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
}

.hero {
    margin-bottom: 3rem;
}

h1 {
    font-size: 3rem;
    font-weight: 700;
    margin: 2rem 2rem 1rem;
    background: linear-gradient(to right, #ffffff, #888888);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.subtitle {
    font-size: 1.25rem;
    color: #888888;
    margin-bottom: 2rem;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    width: 100%;
}

.card {
    background-color: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 1.5rem;
    transition: all 0.2s ease;
    text-align: left;
}

.card:hover {
    border-color: #555555;
    transform: translateY(-2px);
}

.card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.card p {
    color: #888888;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.card button {
    display: inline-flex;
    align-items: center;
    color: #ffffff;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    background-color: #222222;
    border-radius: 6px;
    border: 1px solid #333333;
    transition: all 0.2s ease;
    cursor: pointer;
}

.card button:hover {
    background-color: #333333;
    border-color: #555555;
}

.card input {
    width: 100%;
    padding: 0.5rem;
    background-color: #0a0a0a;
    border: 1px solid #333333;
    border-radius: 6px;
    color: #ffffff;
    margin-bottom: 0.5rem;
    box-sizing: border-box;
    font-size: 0.875rem;
}

.form-container {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.form-box {
    background-color: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 2rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.875rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    background-color: #0a0a0a;
    border: 1px solid #333333;
    border-radius: 6px;
    color: #ffffff;
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: #0070f3;
}

.form-submit {
    padding: 0.75rem;
    background-color: #0070f3;
    border: none;
    border-radius: 6px;
    color: #ffffff;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 1rem;
}

.form-submit:hover {
    background-color: #0056b3;
}

.form-submit:disabled {
    background-color: #555555;
    cursor: not-allowed;
}

.form-footer {
    text-align: center;
    color: #888888;
    margin-top: 1.5rem;
    font-size: 0.875rem;
}

.form-footer a {
    color: #0070f3;
    text-decoration: none;
    cursor: pointer;
}

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

#data-display {
    width: 100%;
    max-width: 900px;
    margin: 2rem auto;
}

#data-output {
    background-color: #0a0a0a;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 1.5rem;
    display: none;
    overflow-x: auto;
}

code {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.5;
    color: #ffffff;
    white-space: pre-wrap;
    word-wrap: break-word;
}

#loading {
    display: none;
    color: #888888;
    margin: 2rem 0;
}

.error-message {
    background-color: #3d0000;
    border: 1px solid #ff4444;
    color: #ff6666;
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    display: none;
}

.profile-details-card {
    background-color: #111111;
    border: 1px solid #333333;
    border-radius: 8px;
    padding: 1.5rem;
}

.detail-label {
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.detail-value {
    background-color: #0a0a0a;
    padding: 1rem;
    border-radius: 6px;
    border: 1px solid #333333;
    color: #ffffff;
    word-wrap: break-word;
    margin-bottom: 1rem;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    font-size: 0.9rem;
}

.detail-meta {
    font-size: 0.75rem;
    color: #666666;
}

/* Social Media Share Buttons */
.social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.75rem;
    border: none;
    border-radius: 6px;
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    flex: 1;
    min-width: 120px;
}

.social-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.social-btn .fab {
    margin-right: 0.5rem;
    font-size: 1rem;
}

.whatsapp-btn {
    background-color: #25d366;
}

.whatsapp-btn:hover {
    background-color: #1da851;
}

.facebook-btn {
    background-color: #1877f2;
}

.facebook-btn:hover {
    background-color: #166fe5;
}

@media (max-width: 768px) {
    nav {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        margin-left: 0;
        flex-direction: column;
        width: 100%;
    }

    main {
        padding: 2rem 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    .cards {
        grid-template-columns: 1fr;
    }

    .form-container {
        width: 100%;
        padding: 0 1rem;
    }
}