/* Landing Page Styles */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a202c;
    overflow-x: hidden;
    background: #f8fafc;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: #4a5568;
}

.nav-brand i {
    color: #059669;
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #059669;
}

.nav-auth {
    display: flex;
    gap: 15px;
    align-items: center;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #4a5568;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #0f766e 0%, #134e4a 50%, #0c4a3e 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="grid" width="50" height="50" patternUnits="userSpaceOnUse"><path d="M 50 0 L 0 0 0 50" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(45deg, #10b981, #34d399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
}

.hero-benefits {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.benefit:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.benefit i {
    font-size: 1.2rem;
    color: #34d399;
}

.benefit span {
    font-weight: 500;
    font-size: 0.95rem;
}

/* Dashboard Preview */
.dashboard-preview {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.preview-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    gap: 15px;
}

.preview-dots {
    display: flex;
    gap: 8px;
}

.preview-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
}

.preview-dots span:first-child {
    background: #ff5f57;
}

.preview-dots span:nth-child(2) {
    background: #ffbd2e;
}

.preview-dots span:last-child {
    background: #28ca42;
}

.preview-title {
    font-weight: 600;
    opacity: 0.9;
}

.preview-content {
    padding: 20px;
}

.preview-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.preview-stat {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.preview-stat i {
    font-size: 1.2rem;
    opacity: 0.8;
}

.preview-number {
    display: block;
    font-weight: 700;
    font-size: 1.1rem;
}

.preview-label {
    font-size: 0.8rem;
    opacity: 0.7;
}

.preview-table {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.preview-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
}

.preview-item {
    font-weight: 500;
}

.preview-status {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.preview-status.in-stock {
    background: rgba(72, 187, 120, 0.2);
    color: #68d391;
}

.preview-status.low-stock {
    background: rgba(245, 101, 101, 0.2);
    color: #fc8181;
}

.preview-status.out-stock {
    background: rgba(251, 182, 206, 0.2);
    color: #f687b3;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: #f7fafc;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.2rem;
    color: #718096;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #059669, #047857);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 15px;
}

.feature-card p {
    color: #718096;
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 100px 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured {
    border-color: #059669;
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #059669, #047857);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 10px;
}

.price {
    margin-bottom: 10px;
}

.currency {
    font-size: 1.5rem;
    color: #718096;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: #2d3748;
}

.period {
    font-size: 1rem;
    color: #718096;
}

.pricing-header p {
    color: #718096;
    margin-bottom: 30px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
}

.pricing-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features i {
    color: #48bb78;
    font-size: 0.9rem;
}

/* Current Plan Indicator */
.current-plan-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 15px;
    padding: 10px 15px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    color: #166534;
    font-weight: 600;
    font-size: 0.9rem;
}

.current-plan-indicator i {
    color: #059669;
    font-size: 1rem;
}

/* CTA Section */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #0f766e 0%, #134e4a 50%, #0c4a3e 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Footer */
.footer {
    background: #2d3748;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-logo i {
    color: #059669;
    font-size: 1.8rem;
}

.footer-brand p {
    color: #a0aec0;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-column a {
    display: block;
    color: #a0aec0;
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: #059669;
}

.footer-bottom {
    border-top: 1px solid #4a5568;
    padding-top: 20px;
    text-align: center;
    color: #a0aec0;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, #059669, #047857);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(5, 150, 105, 0.3);
}

.btn-outline {
    background: transparent;
    color: #059669;
    border: 2px solid #059669;
}

.btn-outline:hover {
    background: #059669;
    color: white;
}

.btn-secondary {
    background: #e2e8f0;
    color: #4a5568;
}

.btn-secondary:hover {
    background: #cbd5e0;
}

.btn-secondary:disabled {
    background: #f7fafc;
    color: #a0aec0;
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 2000;
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 15px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
}

.modal-header {
    padding: 25px 30px 20px;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    color: #4a5568;
    font-size: 1.5rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #a0aec0;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.close-btn:hover {
    background: #f7fafc;
    color: #4a5568;
}

/* Form Styles */
.auth-form {
    padding: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #4a5568;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #059669;
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    color: #4a5568;
}

.checkbox input {
    width: auto;
}

.forgot-link {
    color: #059669;
    text-decoration: none;
    font-size: 0.9rem;
}

.forgot-link:hover {
    text-decoration: underline;
}

.auth-switch {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

.auth-switch a {
    color: #059669;
    text-decoration: none;
    font-weight: 600;
}

/* Demo Intro */
.demo-intro {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 25px;
    text-align: center;
}

.demo-intro p {
    color: #166534;
    margin: 0;
    font-weight: 500;
    line-height: 1.5;
}

/* Upgrade Intro */
.upgrade-intro {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 25px;
    text-align: center;
}

.upgrade-intro p {
    color: #166534;
    margin: 0;
    font-weight: 500;
    line-height: 1.5;
}

/* Plan Selection */
.plan-selection {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.plan-option {
    position: relative;
}

.plan-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.plan-label {
    display: block;
    padding: 25px;
    border: 2px solid #e2e8f0;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: white;
}

.plan-label:hover {
    border-color: #059669;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(5, 150, 105, 0.1);
}

.plan-option input[type="radio"]:checked + .plan-label {
    border-color: #059669;
    background: #f0fdf4;
    box-shadow: 0 8px 25px rgba(5, 150, 105, 0.15);
}

.plan-header {
    text-align: center;
    margin-bottom: 20px;
}

.plan-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 10px;
}

.plan-price {
    font-size: 2rem;
    font-weight: 700;
    color: #059669;
}

.plan-price span {
    font-size: 1rem;
    color: #718096;
    font-weight: 500;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.plan-features li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #4a5568;
    font-size: 0.9rem;
}

.plan-features i {
    color: #059669;
    font-size: 0.8rem;
}

/* User Authentication Styles */
.user-indicator {
    position: relative;
    display: flex;
    align-items: center;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #059669, #047857);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.user-avatar:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.user-menu {
    position: absolute;
    top: 50px;
    right: 0;
    background: white;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    padding: 20px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.user-indicator:hover .user-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-info {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e2e8f0;
}

.user-name {
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 5px;
}

.user-plan {
    font-size: 0.85rem;
    color: #718096;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.logout-btn {
    width: 100%;
    padding: 10px 15px;
    background: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    color: #4a5568;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logout-btn:hover {
    background: #fed7d7;
    border-color: #f56565;
    color: #742a2a;
}

/* Upgrade Prompt */
#upgrade-prompt {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    padding: 25px;
    max-width: 400px;
    z-index: 10000;
    animation: slideInRight 0.3s ease;
    border: 1px solid #e2e8f0;
}

.upgrade-prompt-content {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.upgrade-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.upgrade-icon i {
    color: white;
    font-size: 1.2rem;
}

.upgrade-text {
    flex: 1;
}

.upgrade-text h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 5px;
}

.upgrade-text p {
    font-size: 0.9rem;
    color: #718096;
    margin: 0;
    line-height: 1.4;
}

.upgrade-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.close-prompt {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    color: #a0aec0;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.close-prompt:hover {
    background: #f7fafc;
    color: #4a5568;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 50px;
        transition: left 0.3s ease;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-auth {
        flex-direction: column;
        gap: 10px;
        margin-top: 30px;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-benefits {
        justify-content: center;
    }

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

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

    .pricing-card.featured {
        transform: none;
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .form-row {
        flex-direction: column;
    }

    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .plan-selection {
        grid-template-columns: 1fr;
    }

    .user-menu {
        right: -50px;
        min-width: 180px;
    }

    #upgrade-prompt {
        right: 10px;
        left: 10px;
        max-width: none;
    }

    .upgrade-prompt-content {
        flex-direction: column;
        text-align: center;
    }

    .upgrade-actions {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 0 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .modal-content {
        width: 95%;
        margin: 10px;
    }

    .modal-header,
    .auth-form {
        padding: 20px;
    }
}