/* ===========================
   CSS Custom Properties
   =========================== */
:root {
    /* Colors */
    --primary-color: #E84339;
    --primary-dark: #d13029;
    --primary-light: #ff6b61;
    --secondary-color: #2C3E50;
    --accent-color: #27AE60;
    
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --text-light: #FFFFFF;
    
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-dark: #2C3E50;
    
    --border-color: #E1E8ED;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    
    --heading-1: 3rem;
    --heading-2: 2.5rem;
    --heading-3: 2rem;
    --heading-4: 1.5rem;
    --heading-5: 1.25rem;
    
    --line-height-base: 1.6;
    --line-height-heading: 1.2;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Layout */
    --container-width: 1200px;
    --border-radius: 8px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    
    /* Transitions */
    --transition-base: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: var(--line-height-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ===========================
   Typography
   =========================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: var(--line-height-heading);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--heading-1); }
h2 { font-size: var(--heading-2); }
h3 { font-size: var(--heading-3); }
h4 { font-size: var(--heading-4); }
h5 { font-size: var(--heading-5); }

p {
    margin-bottom: var(--spacing-md);
}

strong {
    font-weight: 600;
}

/* ===========================
   Layout Components
   =========================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: var(--heading-2);
    margin-bottom: var(--spacing-md);
}

.section-title.centered {
    text-align: center;
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

.section-description.centered {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.bg-light {
    background-color: var(--bg-secondary);
}

/* ===========================
   Buttons
   =========================== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: center;
    border-radius: var(--border-radius);
    transition: var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-light);
    border-color: var(--primary-color);
}

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

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

.btn-secondary:hover {
    background-color: var(--bg-secondary);
    border-color: var(--text-primary);
}

.btn-large {
    padding: 16px 32px;
    font-size: var(--font-size-lg);
}

.btn-block {
    display: block;
    width: 100%;
}

/* ===========================
   Header & Navigation
   =========================== */
.header {
    position: sticky;
    top: 0;
    background-color: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
}

.navbar {
    padding: var(--spacing-md) 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: var(--heading-4);
    font-weight: 700;
}

.logo-img {
    height: 40px;
    width: auto;
    display: block;
}

.logo-text {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--primary-color);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-size: var(--heading-1);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-image {
    text-align: center;
}

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

/* ===========================
   Content Grid
   =========================== */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.content-grid.reverse {
    direction: rtl;
}

.content-grid.reverse > * {
    direction: ltr;
}

.content-text {
    max-width: 600px;
}

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

.content-media img {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.video-placeholder {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.video-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===========================
   Testimonials
   =========================== */
.testimonials-section {
    background-color: var(--bg-secondary);
}

.testimonials-carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-slide {
    display: none;
}

.testimonial-slide.active {
    display: block;
}

.testimonial-card {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--spacing-xl);
    background-color: var(--bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.testimonial-image {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.testimonial-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.testimonial-quote {
    font-size: var(--font-size-lg);
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.testimonial-author {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.testimonial-business {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background-color: var(--bg-primary);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.carousel-btn:hover {
    background-color: var(--primary-color);
    color: var(--text-light);
}

.carousel-btn.prev {
    left: -24px;
}

.carousel-btn.next {
    right: -24px;
}

/* ===========================
   Features Grid
   =========================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-base);
}

.feature-card:hover {
    background-color: var(--bg-secondary);
    transform: translateY(-4px);
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    color: var(--text-light);
}

.feature-icon svg {
    width: 48px;
    height: 48px;
}

.feature-title {
    font-size: var(--heading-5);
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===========================
   Comparison Table
   =========================== */
.comparison-table {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.comparison-column {
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.comparison-column:first-child {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-color: var(--primary-color);
    color: var(--text-light);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.comparison-column:first-child .comparison-title,
.comparison-column:first-child .comparison-list li {
    color: var(--text-light);
}

.comparison-title {
    font-size: var(--heading-5);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-color);
}

.comparison-column:first-child .comparison-title {
    border-bottom-color: rgba(255, 255, 255, 0.3);
}

.comparison-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: var(--font-size-base);
}

.checkmark {
    color: var(--accent-color);
    font-weight: bold;
    flex-shrink: 0;
}

.comparison-column:first-child .checkmark {
    color: var(--text-light);
}

.crossmark {
    color: #E74C3C;
    font-weight: bold;
    flex-shrink: 0;
}

.positive {
    color: var(--text-primary);
}

.negative {
    color: var(--text-secondary);
}

/* ===========================
   How It Works / Steps
   =========================== */
.steps-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.step-slide {
    display: none;
}

.step-slide.active {
    display: block;
}

.step-image {
    max-width: 400px;
    margin: 0 auto var(--spacing-xl);
}

.step-title {
    font-size: var(--heading-4);
    margin-bottom: var(--spacing-md);
}

.step-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.carousel-pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.pagination-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--border-color);
    transition: var(--transition-base);
}

.pagination-dot:hover {
    background-color: var(--primary-light);
}

.pagination-dot.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

/* ===========================
   Pricing Section
   =========================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-base);
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    border-width: 3px;
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.pricing-plan-name {
    font-size: var(--heading-3);
    margin-bottom: var(--spacing-md);
}

.pricing-price {
    margin-bottom: var(--spacing-sm);
}

.price-amount {
    font-size: 2.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

.pricing-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.pricing-badge {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--primary-light);
    color: var(--text-light);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.pricing-divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: var(--spacing-lg) 0;
}

.pricing-features {
    text-align: left;
    margin-bottom: var(--spacing-xl);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-base);
}

/* ===========================
   Contact Form
   =========================== */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(232, 67, 57, 0.1);
}

.honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.footer-link {
    color: var(--text-light);
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
}

.footer-link:hover {
    color: var(--primary-light);
}

.footer-copyright,
.footer-badge {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
}

/* ===========================
   Cookie Banner
   =========================== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    display: none;
}

.cookie-banner.show {
    display: block;
}

.cookie-content {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.cookie-content p {
    margin: 0;
    font-size: var(--font-size-sm);
}

.cookie-content a {
    color: var(--primary-light);
    text-decoration: underline;
}

/* ===========================
   Responsive Design
   =========================== */

/* Tablet (768px - 1023px) */
@media (max-width: 1023px) {
    :root {
        --heading-1: 2.5rem;
        --heading-2: 2rem;
        --heading-3: 1.75rem;
        --spacing-3xl: 4rem;
    }
    
    .hero-content,
    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .content-grid.reverse {
        direction: ltr;
    }
    
    .comparison-table {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .comparison-column:first-child {
        transform: scale(1);
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .testimonial-card {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .testimonial-image {
        margin: 0 auto;
    }
    
    .carousel-btn.prev {
        left: -16px;
    }
    
    .carousel-btn.next {
        right: -16px;
    }
}

/* Mobile (< 768px) */
@media (max-width: 767px) {
    :root {
        --heading-1: 2rem;
        --heading-2: 1.75rem;
        --heading-3: 1.5rem;
        --heading-4: 1.25rem;
        --heading-5: 1.125rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 3rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    /* Navigation */
    .nav-links {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--bg-primary);
        box-shadow: var(--shadow-md);
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition-base);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Hero */
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title {
        font-size: var(--heading-2);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    /* Features Grid */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    /* Comparison Table */
    .comparison-table {
        grid-template-columns: 1fr;
    }
    
    /* Testimonials */
    .testimonial-card {
        padding: var(--spacing-md);
    }
    
    .testimonial-quote {
        font-size: var(--font-size-base);
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .carousel-btn.prev,
    .carousel-btn.next {
        left: 8px;
        right: auto;
    }
    
    .carousel-btn.next {
        left: auto;
        right: 8px;
    }
    
    /* Steps */
    .step-image {
        max-width: 300px;
    }
    
    .step-title {
        font-size: var(--heading-5);
    }
    
    .step-description {
        font-size: var(--font-size-base);
    }
    
    /* Form */
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* Cookie Banner */
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    /* Footer */
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* Extra Small Mobile (< 480px) */
@media (max-width: 479px) {
    :root {
        --heading-1: 1.75rem;
        --heading-2: 1.5rem;
    }
    
    .btn-large {
        padding: 14px 24px;
        font-size: var(--font-size-base);
    }
    
    .feature-icon {
        width: 64px;
        height: 64px;
    }
    
    .feature-icon svg {
        width: 36px;
        height: 36px;
    }
}