/* Modern BBQ App Styles - Simplified Dark Theme */

/* CSS Custom Properties for consistent theming */
:root {
    --primary-color: #FF8C00;
    --primary-dark: #E67E00;
    --secondary-color: #FF6B35;
    --accent-color: #27ae60;
    --text-color: #ffffff;
    --text-light: #e0e0e0;
    --text-muted: #b0b0b0;
    --background-color: #1a1a1a;
    --darker-bg: #0f0f0f;
    --card-bg: #2a2a2a;
    --border-color: #404040;
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.5);
    --border-radius: 12px;
    --border-radius-small: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Reset and base styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.flame-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo-text {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-color);
}

/* Hero Section */
.hero-section {
    height: 75vh;
    min-height: 450px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    background: rgba(0, 0, 0, 0.6);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: 0 2rem;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    font-weight: 400;
    line-height: 1.5;
    margin-bottom: 2.5rem;
    color: var(--text-light);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 200px;
    position: relative;
    overflow: hidden;
}

.cta-button.primary {
    background: var(--primary-color);
    color: var(--text-color);
    box-shadow: var(--shadow-medium);
}

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

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

.cta-button.secondary:hover {
    background: var(--primary-color);
    color: var(--text-color);
    transform: translateY(-2px);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Sections */
section {
    padding: 5rem 0;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Invitation Section */
.invitation-section {
    background: var(--background-color);
}

.invitation-content {
    max-width: 1200px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--card-bg) 0%, #333333 100%);
    padding: 4rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}


.invitation-content h1,
.invitation-content h2,
.invitation-content h3 {
    color: var(--text-color);
    margin-bottom: 1.5rem;
    font-weight: 700;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1;
}

.invitation-content h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.invitation-content p {
    color: var(--text-light);
    margin-bottom: 1.8rem;
    line-height: 1.8;
    font-size: 1.1rem;
    position: relative;
    z-index: 1;
}

.invitation-content strong {
    color: var(--primary-color);
    font-weight: 600;
    text-shadow: 0 0 8px rgba(255, 140, 0, 0.3);
}

/* Benefits Section */
.benefits-section {
    background: var(--darker-bg);
}

.benefit-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.benefit-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.benefit-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-color);
    text-transform: uppercase;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.benefit-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* Registration Section */
.registration-section {
    background: var(--background-color);
}

.registration-form-container {
    max-width: 1200px;
    margin: 0 auto;
}

.registration-form {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
}

/* Registration Not Available Styling */
.registration-not-available {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    text-align: center;
}

.not-available-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.not-available-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}


.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

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

.form-group label {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-small);
    background: var(--darker-bg);
    color: var(--text-color);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.submit-button {
    width: 100%;
    margin-top: 2rem;
    padding: 1.2rem 2rem;
    font-size: 1.1rem;
}

/* Price Display */
.price-display {
    background: var(--darker-bg);
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin: 1.5rem 0;
    text-align: center;
}

.price-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.price-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.price-amount {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price-breakdown {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Footer */
.footer {
    background: var(--darker-bg);
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-section {
        height: 60vh;
        min-height: 400px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .hero-section {
        height: 50vh;
        min-height: 350px;
    }
    
    .hero-content {
        padding: 0 1rem;
    }
    
    .benefit-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .registration-form {
        padding: 2rem 1.5rem;
    }
    
    .invitation-content {
        padding: 3rem 2rem;
    }
    
    .invitation-content h2 {
        font-size: 1.8rem;
    }
    
    .invitation-content p {
        font-size: 1rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-section {
        height: 45vh;
        min-height: 300px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .cta-button {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
        min-width: 150px;
    }
    
    .registration-form {
        padding: 1.5rem 1rem;
    }
    
    .invitation-content {
        padding: 2rem 1.5rem;
    }
    
    .invitation-content h2 {
        font-size: 1.6rem;
    }
    
    .invitation-content p {
        font-size: 0.95rem;
    }
    
    .benefit-cards {
        grid-template-columns: 1fr;
    }
}

/* Loading States */
.button-loading {
    display: none;
}

.submit-button.loading .button-text {
    display: none;
}

.submit-button.loading .button-loading {
    display: inline;
}

/* Success/Error Messages */
.message {
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-small);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.message.success {
    background: rgba(39, 174, 96, 0.1);
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
}

.message.error {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid #e74c3c;
    color: #e74c3c;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.benefit-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Focus styles for accessibility */
.cta-button:focus,
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Navbar scroll effect */
.navbar {
    transition: var(--transition);
}

/* Admin Page Styles */
.admin-page {
    background: var(--darker-bg);
    min-height: 100vh;
    padding-top: 2rem; /* Reduced from 80px to match bottom spacing */
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    margin-bottom: 2rem;
}

.admin-header h1 {
    color: var(--text-color);
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.admin-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

.admin-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.admin-nav-right {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.admin-nav-right .nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-small);
    transition: var(--transition);
    letter-spacing: 0.01em;
}

.admin-nav-right .nav-link:hover {
    color: var(--primary-color);
    background: rgba(255, 140, 0, 0.1);
}

/* Admin Statistics Cards */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    text-align: center;
    border: 1px solid var(--border-color);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
    line-height: 1;
}

.stat-label {
    display: block;
    color: var(--text-light);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    line-height: 1.3;
}

/* Admin Table Styles */
.admin-page h2 {
    color: var(--text-color);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-left: 0.5rem;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.table-container {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    overflow: hidden;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.admin-page table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
}

.admin-page table thead {
    background: var(--darker-bg);
}

.admin-page table th {
    padding: 1.25rem 1rem;
    text-align: left;
    color: var(--text-color);
    font-weight: 700;
    font-size: 1rem;
    border-bottom: 2px solid var(--border-color);
    letter-spacing: 0.01em;
    line-height: 1.4;
}

.admin-page table td {
    padding: 1.25rem 1rem;
    color: var(--text-light);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.5;
}

.admin-page table tbody tr:hover {
    background: rgba(255, 140, 0, 0.05);
}

.admin-page table tbody tr:last-child td {
    border-bottom: none;
}

/* Admin Form Styles */
.admin-form {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: none;
}

.admin-form h3 {
    color: var(--text-color);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--primary-color);
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.admin-form .form-group {
    margin-bottom: 1.5rem;
}

.admin-form .form-group label {
    display: block;
    color: var(--text-color);
    font-weight: 700;
    margin-bottom: 0.75rem;
    font-size: 1rem;
    letter-spacing: 0.01em;
    line-height: 1.4;
}

.admin-form .form-group input,
.admin-form .form-group textarea,
.admin-form .form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-small);
    background: var(--darker-bg);
    color: var(--text-color);
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
    box-sizing: border-box;
    line-height: 1.5;
}

.admin-form .form-group input:focus,
.admin-form .form-group textarea:focus,
.admin-form .form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1);
}

.admin-form .form-group input::placeholder,
.admin-form .form-group textarea::placeholder {
    color: #888;
}

/* Admin Form Inline Layout */
.admin-form .form-group-inline {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.admin-form .form-group-inline.two-columns {
    grid-template-columns: 1fr 1fr;
}

.admin-form .input-inline {
    display: flex;
    flex-direction: column;
}

.admin-form .input-inline label {
    display: block;
    color: var(--text-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.admin-form .input-inline input,
.admin-form .input-inline select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-small);
    background: var(--darker-bg);
    color: var(--text-color);
    font-size: 0.9rem;
    transition: var(--transition);
    box-sizing: border-box;
}

.admin-form .input-inline input:focus,
.admin-form .input-inline select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1);
}

/* Responsive form layout */
@media (max-width: 1024px) {
    .admin-form .form-group-inline {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .admin-form .form-group-inline {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

/* Admin Button Styles */
.admin-page .btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--border-radius-small);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    letter-spacing: 0.01em;
    line-height: 1.4;
}

.admin-page .btn-primary {
    background: var(--primary-color);
    color: var(--text-color);
}

.admin-page .btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.admin-page .btn-secondary {
    background: var(--border-color);
    color: var(--text-light);
}

.admin-page .btn-secondary:hover {
    background: var(--text-light);
    color: var(--darker-bg);
}

.admin-page .btn-danger {
    background: #dc3545;
    color: white;
}

.admin-page .btn-danger:hover {
    background: #c82333;
    transform: translateY(-1px);
}

/* Admin Select/Dropdown Styles */
.admin-page select {
    background: var(--darker-bg) !important;
    color: var(--text-color) !important;
    border: 2px solid var(--border-color) !important;
    border-radius: var(--border-radius-small) !important;
    padding: 0.5rem !important;
    font-size: 0.9rem !important;
}

.admin-page select:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1) !important;
}

/* Flash Messages */
.flash-messages {
    list-style: none;
    padding: 0;
    margin-bottom: 1rem;
}

.flash-messages li {
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-small);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.flash-messages .success {
    background: rgba(40, 167, 69, 0.2);
    color: #28a745;
    border: 1px solid rgba(40, 167, 69, 0.3);
}

.flash-messages .error {
    background: rgba(220, 53, 69, 0.2);
    color: #dc3545;
    border: 1px solid rgba(220, 53, 69, 0.3);
}

.flash-messages .info {
    background: rgba(23, 162, 184, 0.2);
    color: #17a2b8;
    border: 1px solid rgba(23, 162, 184, 0.3);
}

/* Admin Details Section */
.admin-details {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    margin-top: 2rem;
}

.admin-details h3 {
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.admin-details p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.admin-details strong {
    color: var(--text-color);
    font-weight: 600;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--card-bg);
    margin: 5% auto;
    padding: 2rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 600px;
    box-shadow: var(--shadow-heavy);
    position: relative;
}

.close-button {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

.close-button:hover {
    color: var(--primary-color);
}

.modal-content h2 {
    color: var(--text-color);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

/* Config Page Tab Styles */
.config-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background: var(--card-bg);
    padding: 1rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    flex-wrap: wrap;
}

.tab-button {
    padding: 1rem 2rem;
    border: 2px solid var(--border-color);
    background: var(--darker-bg);
    color: var(--text-light);
    border-radius: var(--border-radius-small);
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    white-space: nowrap;
    letter-spacing: 0.01em;
    line-height: 1.4;
}

.tab-button:hover {
    background: var(--border-color);
    color: var(--text-color);
}

.tab-button.active {
    background: var(--primary-color);
    color: var(--text-color);
    border-color: var(--primary-color);
}

.tab-content {
    display: none;
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    margin-bottom: 2rem;
}

.tab-content.active {
    display: block;
}

.tab-content h2 {
    color: var(--text-color);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--primary-color);
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.tab-description {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0.01em;
}

/* Config Form Styles */
.config-tabs + form .form-group {
    margin-bottom: 2rem;
}

.config-tabs + form .form-group label {
    display: block;
    color: var(--text-color);
    font-weight: 700;
    margin-bottom: 0.75rem;
    font-size: 1rem;
    letter-spacing: 0.01em;
    line-height: 1.4;
}

.config-tabs + form .form-group input,
.config-tabs + form .form-group textarea,
.config-tabs + form .form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-small);
    background: var(--darker-bg);
    color: var(--text-color);
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
    box-sizing: border-box;
    line-height: 1.5;
}

.config-tabs + form .form-group input:focus,
.config-tabs + form .form-group textarea:focus,
.config-tabs + form .form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1);
}

.config-tabs + form .form-group small {
    display: block;
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 0.5rem;
    line-height: 1.4;
    letter-spacing: 0.01em;
}

/* Variables Grid */
.variables-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.benefit-section {
    background: var(--darker-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.benefit-section h3 {
    color: var(--text-color);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

/* Payment Tab Styles */
.payment-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.payment-info {
    background: var(--darker-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    margin-top: 2rem;
}

.payment-info h3 {
    color: var(--text-color);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}

.payment-method-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.method-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.method-card h4 {
    color: var(--text-color);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.method-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

/* User Management Styles */
.user-management {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.user-form {
    background: var(--darker-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.user-form h3 {
    color: var(--text-color);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.user-table {
    background: var(--darker-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.user-table h3 {
    color: var(--text-color);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.user-table table {
    width: 100%;
    border-collapse: collapse;
}

.user-table th,
.user-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.user-table th {
    color: var(--text-color);
    font-weight: 700;
    font-size: 1rem;
    background: var(--card-bg);
    letter-spacing: 0.01em;
    line-height: 1.4;
}

.user-table td {
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.5;
}

.user-table .btn {
    padding: 0.75rem 1.25rem;
    margin: 0.25rem;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

/* Save Button Container */
.save-button-container {
    display: flex;
    justify-content: center;
    margin: 3rem 0;
    padding: 2rem 0;
}

.btn-save {
    padding: 1.25rem 3.5rem;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    letter-spacing: 0.01em;
    line-height: 1.4;
}

.btn-save:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

/* Responsive config tabs */
@media (max-width: 768px) {
    .config-tabs {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .tab-button {
        text-align: center;
    }
    
    .variables-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .user-management {
        grid-template-columns: 1fr;
    }
    
    .admin-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .admin-nav,
    .admin-nav-right {
        justify-content: center;
    }
}

/* Login Page Styles */
.login-page {
    background: var(--darker-bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

.login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.1) 0%, rgba(255, 107, 53, 0.1) 100%);
    z-index: 0;
}

.login-container {
    max-width: 420px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.login-card {
    background: var(--card-bg);
    padding: 3rem 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
    text-align: center;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.login-card h1 {
    color: var(--text-color);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.login-card p {
    color: var(--text-light);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.login-form .form-group label {
    display: block;
    color: var(--text-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.login-form .form-group input {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-small);
    background: var(--darker-bg);
    color: var(--text-color);
    font-size: 1rem;
    transition: var(--transition);
    box-sizing: border-box;
}

.login-form .form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1);
    background: var(--darker-bg);
}

.login-form .form-group input::placeholder {
    color: #888;
}

.login-button {
    width: 100%;
    padding: 1rem 1.25rem;
    background: var(--primary-color);
    color: var(--text-color);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 0.5rem;
}

.login-button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 140, 0, 0.3);
}

.login-button:active {
    transform: translateY(0);
}

/* Success Page Styles */
.success-page {
    background: var(--darker-bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.success-container {
    max-width: 600px;
    width: 100%;
}

.success-card {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
    text-align: center;
}

.success-card h1 {
    color: var(--text-color);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.success-card p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.success-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: var(--text-color);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
}

.success-button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Print styles */
@media print {
    .navbar,
    .footer {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}