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

/* Zmienne */
:root {
    --primary: #4338ca;
    --primary-dark: #312e81;
    --primary-light: #6366f1;
    --secondary: #0f172a;
    --accent: #8b5cf6;
    --white: #ffffff;
    --black: #000000;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --radius: 8px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s ease;
}

/* Global */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.5;
    color: var(--gray-800);
    background-color: var(--white);
}

.td-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

img {
    max-width: 100%;
    height: auto;
}

/* Przyciski */
.td-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

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

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

.td-button-secondary {
    background-color: var(--white);
    color: var(--primary);
    border-color: var(--primary);
}

.td-button-secondary:hover {
    background-color: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Header */
.td-header {
    background-color: var(--white);
    padding: 1.5rem 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.td-header .td-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.td-logo {
    height: 40px;
}

.td-logo img {
    height: 100%;
}

.td-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.td-nav ul li {
    margin-left: 2rem;
}

.td-nav ul li a {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.td-nav ul li a:hover {
    color: var(--primary);
}

/* Hero Section */
.td-hero {
    padding: 6rem 0;
    background: linear-gradient(to bottom, var(--gray-50), var(--white));
}

.td-hero .td-container {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.td-hero-content {
    flex: 1;
}

.td-hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
}

.td-hero-content p {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
}

.td-hero-buttons {
    display: flex;
    gap: 1rem;
}

.td-hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.td-hero-image img {
    max-width: 100%;
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius);
}

/* Section Headers */
.td-section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.td-section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.td-section-header p {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.td-features {
    padding: 6rem 0;
    background-color: var(--white);
}

.td-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.td-feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.td-feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.td-feature-icon {
    margin-bottom: 1.5rem;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.td-feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.td-feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.td-feature-card p {
    color: var(--gray-600);
}

/* Screenshots Section */
.td-screenshots {
    padding: 6rem 0;
    background-color: var(--gray-50);
}

.td-screenshot-slider {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    overflow: hidden;
}

.td-screenshot {
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 0 auto;
}

.td-screenshot img {
    display: block;
    width: 100%;
}

.td-screenshot-caption {
    background-color: var(--primary);
    color: var(--white);
    text-align: center;
    padding: 1rem;
    font-weight: 600;
}

.td-slider-nav {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
    gap: 1rem;
}

.td-prev-slide,
.td-next-slide {
    background-color: var(--white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.td-prev-slide:hover,
.td-next-slide:hover {
    background-color: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Pricing Section */
.td-pricing {
    padding: 6rem 0;
    background-color: var(--white);
}

.td-pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.td-pricing-card {
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.td-pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.td-featured {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.td-featured-label {
    position: absolute;
    top: 12px;
    right: -32px;
    background-color: var(--primary);
    color: var(--white);
    padding: 0.5rem 2.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    transform: rotate(45deg);
    transform-origin: center;
}

.td-pricing-header {
    text-align: center;
    padding: 2rem;
    background-color: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.td-pricing-header h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.td-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}

.td-price-period {
    font-size: 0.9rem;
    color: var(--gray-500);
}

.td-pricing-features {
    padding: 2rem;
}

.td-pricing-features ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.td-pricing-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
}

.td-pricing-features li::before {
    content: '✓';
    color: var(--primary);
    margin-right: 0.75rem;
    font-weight: bold;
}

.td-pricing-footer {
    padding: 2rem;
    text-align: center;
}

/* Demo Section */
.td-demo-section {
    padding: 6rem 0;
    background-color: var(--gray-50);
}

.td-demo-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.td-demo-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.td-demo-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.td-demo-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
}

.td-demo-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.td-demo-card p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

.td-demo-login {
    background-color: var(--gray-50);
    padding: 1.5rem;
    border-radius: var(--radius);
    margin-bottom: 2rem;
}

.td-login-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.td-login-item {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.td-login-item span {
    color: var(--gray-500);
}

.td-login-item strong {
    color: var(--gray-900);
}

/* Footer */
.td-footer {
    padding: 4rem 0;
    background-color: var(--secondary);
    color: var(--white);
}

.td-footer .td-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.td-footer-logo {
    width: 150px;
}

.td-footer-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.td-footer-nav a {
    color: var(--gray-300);
    text-decoration: none;
    transition: var(--transition);
}

.td-footer-nav a:hover {
    color: var(--white);
}

.td-footer-copyright {
    color: var(--gray-400);
    text-align: center;
    font-size: 0.9rem;
}

/* Demo Bar */
#td-demo-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--secondary);
    color: var(--white);
    z-index: 9999;
    transition: transform 0.3s ease;
}

.td-demo-bar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.5rem;
}

.td-demo-bar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.td-demo-bar-logo img {
    height: 32px;
}

.td-demo-bar-logo span {
    font-size: 0.75rem;
    font-weight: 700;
    background-color: var(--primary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.td-demo-bar-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.td-demo-bar-button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    color: var(--gray-300);
    transition: var(--transition);
    font-size: 0.9rem;
}

.td-demo-bar-button svg {
    width: 18px;
    height: 18px;
}

.td-demo-bar-button:hover,
.td-demo-bar-button.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.td-demo-bar-logout {
    background-color: rgba(255, 255, 255, 0.1);
}

.td-demo-bar-logout:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.td-demo-bar-toggle {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.td-demo-bar-toggle:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.td-demo-bar-chevron {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.td-demo-bar-collapsed .td-demo-bar-chevron {
    transform: rotate(180deg);
}

.td-demo-bar-notice {
    background-color: var(--primary);
    padding: 0.5rem 1.5rem;
    font-size: 0.85rem;
    text-align: center;
}

.td-demo-bar-collapsed {
    transform: translateY(calc(100% - 48px));
}

/* Responsywność */
@media (max-width: 992px) {
    .td-hero .td-container {
        flex-direction: column;
        gap: 3rem;
    }
    
    .td-hero-content h1 {
        font-size: 2.5rem;
    }
    
    .td-pricing-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .td-featured {
        transform: none;
    }
}

@media (max-width: 768px) {
    .td-nav {
        display: none;
    }
    
    .td-hero-content h1 {
        font-size: 2rem;
    }
    
    .td-hero-buttons {
        flex-direction: column;
    }
    
    .td-section-header h2 {
        font-size: 2rem;
    }
    
    .td-demo-bar-container {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .td-demo-bar-buttons {
        order: 3;
        width: 100%;
        justify-content: center;
    }
    
    .td-demo-bar-toggle {
        order: 2;
    }
    
    .td-demo-bar-collapsed {
        transform: translateY(calc(100% - 60px));
    }
}

@media (max-width: 576px) {
    .td-hero {
        padding: 4rem 0;
    }
    
    .td-hero-content h1 {
        font-size: 1.75rem;
    }
    
    .td-features,
    .td-screenshots,
    .td-pricing,
    .td-demo-section {
        padding: 4rem 0;
    }
    
    .td-section-header {
        margin-bottom: 3rem;
    }
    
    .td-section-header h2 {
        font-size: 1.75rem;
    }
    
    .td-section-header p {
        font-size: 1rem;
    }
    
    .td-demo-cards {
        grid-template-columns: 1fr;
    }
    
    .td-footer-nav ul {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
}