:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1e40af;
    --color-success: #059669;
    --color-error: #dc2626;
    --color-warning: #d97706;
    
    --color-bg: #0f1419;
    --color-surface: #1a1f2e;
    --color-surface-hover: #242936;
    --color-border: #2d3748;
    --color-border-light: #374151;
    
    --color-text: #e5e7eb;
    --color-text-secondary: #9ca3af;
    --color-text-tertiary: #6b7280;
    
    --font-primary: 'Archivo', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: var(--font-primary);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

/* Login Page Styles */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #0f1419 0%, #1a1f2e 100%);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
    animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: 2rem;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.logo-container {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
    color: white;
    box-shadow: var(--shadow-lg);
}

.login-header h1 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.subtitle {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: var(--font-primary);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    transition: all 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.error-message {
    padding: 0.875rem;
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.3);
    border-radius: var(--radius-md);
    color: #fca5a5;
    font-size: 0.875rem;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-8px); }
    75% { transform: translateX(8px); }
}

.btn-primary {
    width: 100%;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-primary);
    color: white;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.login-footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
}

/* Pricing Page Styles */
.pricing-page {
    background: var(--color-bg);
}

.app-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1.25rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-small {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-md);
    color: white;
}

.app-header h1 {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-text);
}

.btn-ghost {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    font-family: var(--font-primary);
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-ghost:hover {
    color: var(--color-text);
    background: var(--color-surface-hover);
    border-color: var(--color-border-light);
}

.main-content {
    padding: 2rem;
}

.content-container {
    max-width: 1600px;
    margin: 0 auto;
}

.section-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.section-header h2 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.section-description {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.header-actions {
    display: flex;
    gap: 1rem;
}

.btn-secondary {
    padding: 0.75rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: var(--font-primary);
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.table-wrapper {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.pricing-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.pricing-table thead {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.pricing-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--color-text-secondary);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: background 0.15s ease;
}

.pricing-table tbody tr:hover {
    background: var(--color-surface-hover);
}

.pricing-table tbody tr:last-child {
    border-bottom: none;
}

.pricing-table td {
    padding: 1rem;
}

.pricing-table td:first-child {
    color: var(--color-text-tertiary);
    font-weight: 600;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
}

.pricing-table input,
.pricing-table select {
    width: 100%;
    padding: 0.625rem 0.75rem;
    font-size: 0.9375rem;
    font-family: var(--font-primary);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    transition: all 0.2s ease;
}

.pricing-table input:focus,
.pricing-table select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.pricing-table input[type="number"] {
    font-family: var(--font-mono);
}

.btn-remove {
    padding: 0.5rem;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-remove:hover {
    background: rgba(220, 38, 38, 0.1);
    border-color: var(--color-error);
    color: var(--color-error);
}

.form-actions {
    margin-top: 2rem;
    display: flex;
    justify-content: flex-end;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.result-message {
    margin-top: 2rem;
    padding: 1.25rem;
    border-radius: var(--radius-lg);
    animation: slideUp 0.3s ease-out;
}

.result-message.success {
    background: rgba(5, 150, 105, 0.1);
    border: 1px solid rgba(5, 150, 105, 0.3);
    color: #6ee7b7;
}

.result-message.error {
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.3);
    color: #fca5a5;
}

.result-message h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.result-message ul {
    margin-top: 0.75rem;
    margin-left: 1.25rem;
}

.result-message li {
    margin: 0.375rem 0;
    font-size: 0.9375rem;
}

/* Responsive Design */
@media (max-width: 1400px) {
    .table-wrapper {
        overflow-x: auto;
    }
    
    .pricing-table {
        min-width: 1200px;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }
    
    .section-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .header-actions {
        width: 100%;
    }
    
    .btn-secondary {
        flex: 1;
        justify-content: center;
    }
}