:root {
    --primary-color: #4CAF50;
    --primary-dark: #45a049;
    --secondary-color: #FF9800;
    --text-primary: #212121;
    --text-secondary: #757575;
    --background: #F5F5F5;
    --card-bg: #FFFFFF;
    --border-color: #E0E0E0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    text-align: center;
    padding: 15px 0;
    margin-bottom: 30px;
}

.logo-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.app-name {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
}

/* Loading */
.loading {
    text-align: center;
    padding: 60px 20px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Error */
.error-container {
    text-align: center;
    padding: 60px 20px;
    background: var(--card-bg);
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.error-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.error-container h2 {
    margin-bottom: 10px;
    color: var(--text-primary);
}

.error-container p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* Profile Card */
.profile-container {
    flex: 1;
}

.profile-card {
    background: var(--card-bg);
    border-radius: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 30px;
    transition: box-shadow 0.3s ease;
}

.profile-card:hover {
    box-shadow: var(--shadow-hover);
}

.profile-image-container {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-info {
    padding: 25px;
}

.business-name {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.business-description {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 20px;
    line-height: 1.5;
}

/* Stats */
.stats-container {
    display: flex;
    justify-content: space-around;
    padding: 20px 0;
    margin-bottom: 20px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 5px;
}

/* Categories */
.categories-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.category-badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--primary-color);
    color: white;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

/* Actions */
.actions-container {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn-full {
    width: 100%;
    max-width: 400px;
}

.btn {
    flex: 1;
    padding: 16px 24px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-icon {
    font-size: 20px;
}

/* Features Section */
.features-section {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.features-section h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.feature-item {
    text-align: center;
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.feature-item h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Footer */
.footer {
    text-align: center;
    padding: 30px 20px;
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 15px;
    }

    .app-name {
        font-size: 24px;
    }

    .business-name {
        font-size: 26px;
    }

    .profile-info {
        padding: 20px;
    }

    .actions-container {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .stats-container {
        flex-wrap: wrap;
        gap: 20px;
    }

    .stat-item {
        flex: 1 1 30%;
    }

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

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.profile-container,
.features-section {
    animation: fadeIn 0.5s ease-out;
}

/* Dark Mode Support (opcional) */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #E0E0E0;
        --text-secondary: #B0B0B0;
        --background: #121212;
        --card-bg: #1E1E1E;
        --border-color: #333333;
        --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.5);
    }
    
    body {
        color: var(--text-primary);
    }
}