/* === RESET AND BASE STYLES === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a202c; /* High contrast dark text on light backgrounds */
    background-color: #ffffff;
    overflow-x: hidden;
}

/* === HIGH CONTRAST COLOR SCHEME === */
:root {
    /* Primary Colors - High Contrast */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    
    /* Text Colors - WCAG AAA Compliant */
    --text-primary: #1a202c; /* 15.8:1 contrast ratio */
    --text-secondary: #2d3748; /* 12.6:1 contrast ratio */
    --text-muted: #4a5568; /* 7.4:1 contrast ratio */
    --text-white: #ffffff; /* 21:1 contrast ratio on dark */
    --text-light: #f7fafc; /* 19.8:1 contrast ratio on dark */
    
    /* Background Colors */
    --bg-white: #ffffff;
    --bg-light: #f7fafc;
    --bg-gray: #edf2f7;
    --bg-dark: #1a202c;
    --bg-darker: #171923;
    
    /* Interactive Colors */
    --success: #38a169;
    --warning: #d69e2e;
    --danger: #e53e3e;
    --info: #3182ce;
    
    /* Border Colors */
    --border-light: #e2e8f0;
    --border-medium: #cbd5e0;
    --border-dark: #a0aec0;
    
    /* Shadow Colors */
    --shadow-light: rgba(0, 0, 0, 0.1);
    --shadow-medium: rgba(0, 0, 0, 0.15);
    --shadow-heavy: rgba(0, 0, 0, 0.25);
}

/* === TYPOGRAPHY - HIGH CONTRAST === */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary); /* Maximum contrast */
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.1rem; }

p {
    color: var(--text-secondary); /* High contrast */
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

a:hover, a:focus {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* === ACCESSIBILITY ENHANCEMENTS === */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus indicators for keyboard navigation */
*:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* === CONTAINER AND LAYOUT === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 80px 0;
}

/* === SECTION HEADERS - HIGH CONTRAST === */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
}

.section-title {
    font-size: 2.8rem;
    color: var(--text-primary); /* Maximum contrast */
    margin-bottom: 15px;
    font-weight: 700;
}

.section-description {
    font-size: 1.2rem;
    color: var(--text-muted); /* Good contrast */
    max-width: 600px;
    margin: 0 auto;
}

/* === LOADING SCREEN === */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

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

.loading-logo h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border-light);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* === NAVIGATION - HIGH CONTRAST === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 15px 0;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px var(--shadow-light);
}

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

.nav-brand h2 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav-link {
    color: var(--text-secondary); /* High contrast */
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    padding: 8px 0;
    transition: all 0.3s ease;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* === BUTTONS - HIGH CONTRAST === */
.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
    color: var(--text-white); /* Maintain contrast on hover */
}

.btn-hero {
    background: var(--primary-gradient);
    color: var(--text-white);
    border: none;
    padding: 18px 35px;
    border-radius: 35px;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px var(--shadow-heavy);
    color: var(--text-white);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    gap: 4px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--text-primary); /* High contrast */
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* === HERO SECTION - HIGH CONTRAST === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    z-index: -1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    background: rgba(102, 126, 234, 0.1);
    color: var(--text-primary); /* High contrast */
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid var(--primary-color);
}

.hero-title {
    font-size: 3.5rem;
    color: var(--text-primary); /* Maximum contrast */
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 25px;
}

.hero-title .highlight {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}

.hero-description {
    font-size: 1.3rem;
    color: var(--text-muted); /* Good contrast */
    margin-bottom: 30px;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary); /* High contrast */
    font-weight: 500;
}

.feature i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.hero-offer {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.offer-text {
    color: var(--text-primary); /* High contrast */
    font-weight: 600;
    font-size: 1rem;
}

.countdown-timer {
    background: var(--danger);
    color: var(--text-white); /* White text on colored background */
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 1rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Hero Image */
.hero-image {
    position: relative;
}

.hero-gallery {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px var(--shadow-heavy);
}

.before-after-card {
    position: relative;
    overflow: hidden;
}

.before-after-card img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.ba-overlay {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.8);
    color: var(--text-white); /* High contrast white text */
    padding: 8px 15px;
    border-radius: 15px;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Floating Cards */
.floating-cards {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-card {
    position: absolute;
    background: var(--bg-white);
    color: var(--text-primary); /* High contrast */
    padding: 15px 20px;
    border-radius: 15px;
    box-shadow: 0 10px 30px var(--shadow-medium);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    border: 1px solid var(--border-light);
}

.floating-card i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.card-1 {
    top: 15%;
    right: 10%;
    animation: float 6s ease-in-out infinite;
}

.card-2 {
    top: 60%;
    left: 5%;
    animation: float 6s ease-in-out infinite 2s;
}

.card-3 {
    bottom: 20%;
    right: 15%;
    animation: float 6s ease-in-out infinite 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* === PROBLEMS SECTION - HIGH CONTRAST === */
.problems {
    background: var(--bg-light);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.problem-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--shadow-medium);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.problem-card h3 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.problem-card p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1rem;
}

/* === SOLUTIONS SECTION === */
.solutions {
    background: var(--bg-white);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.solution-card {
    background: var(--bg-white);
    padding: 35px;
    border-radius: 15px;
    text-align: center;
    border: 2px solid var(--border-light);
    transition: all 0.3s ease;
    position: relative;
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px var(--shadow-medium);
    border-color: var(--primary-color);
}

.solution-icon {
    font-size: 3.5rem;
    margin-bottom: 25px;
}

.solution-card h3 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.solution-card p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1rem;
    margin-bottom: 20px;
}

.solution-benefit {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-block;
}

/* === TECHNOLOGY SECTION === */
.technology {
    background: var(--bg-light);
}

.technology-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 50px;
    align-items: start;
}

.tech-card {
    background: var(--bg-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 40px var(--shadow-medium);
    border: 1px solid var(--border-light);
}

.tech-header {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    padding: 25px 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.tech-header i {
    font-size: 2rem;
}

.tech-header h3 {
    color: var(--text-white); /* Maintain contrast */
    margin: 0;
    font-size: 1.8rem;
}

.tech-body {
    padding: 30px;
}

.tech-body p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1.1rem;
    margin-bottom: 25px;
}

.tech-benefits {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tech-benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary); /* High contrast */
    font-weight: 500;
}

.tech-benefit i {
    color: var(--success);
    font-size: 1.1rem;
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.tech-item {
    background: var(--bg-white);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-light);
}

.tech-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.tech-item h4 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.tech-item p {
    color: var(--text-muted); /* Good contrast */
    font-size: 0.95rem;
    margin: 0;
}

/* === PROCESS SECTION === */
.process {
    background: var(--bg-white);
}

.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-gradient);
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    margin-bottom: 50px;
    position: relative;
}

.step-number {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.step-content {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px var(--shadow-light);
    border: 1px solid var(--border-light);
    flex: 1;
}

.step-content h3 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.step-content p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1rem;
    margin-bottom: 15px;
}

.step-duration {
    background: rgba(102, 126, 234, 0.1);
    color: var(--text-primary); /* High contrast */
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    border: 1px solid var(--primary-color);
}

/* === GUARANTEES SECTION === */
.guarantees {
    background: var(--bg-light);
}

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

.guarantee-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.guarantee-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--shadow-medium);
}

.guarantee-icon {
    background: rgba(102, 126, 234, 0.1);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border: 2px solid var(--primary-color);
}

.guarantee-icon i {
    font-size: 2rem;
    color: var(--primary-color);
}

.guarantee-card h3 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.guarantee-card p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1rem;
}

/* === COMPARISON SECTION === */
.comparison {
    background: var(--bg-white);
}

.comparison-table {
    background: var(--bg-white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 40px var(--shadow-medium);
    border: 1px solid var(--border-light);
    max-width: 800px;
    margin: 0 auto;
}

.comparison-header {
    background: var(--primary-gradient);
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
}

.comparison-header .comparison-col {
    padding: 20px;
    color: var(--text-white); /* White text on colored background */
    font-weight: 700;
    font-size: 1.1rem;
    text-align: center;
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    border-bottom: 1px solid var(--border-light);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-col {
    padding: 20px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-secondary); /* High contrast */
    font-weight: 500;
}

.highlight-col {
    background: rgba(102, 126, 234, 0.05);
    color: var(--text-primary); /* Maximum contrast */
    font-weight: 600;
}

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

/* === OFFERS SECTION === */
.offers {
    background: var(--bg-light);
}

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

.offer-card {
    background: var(--bg-white);
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid var(--border-light);
    transition: all 0.3s ease;
    position: relative;
}

.offer-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px var(--shadow-heavy);
}

.offer-card.premium {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.offer-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}

.offer-header {
    padding: 30px 30px 0;
}

.offer-header h3 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.offer-price {
    margin-bottom: 20px;
}

.old-price {
    color: var(--text-muted);
    text-decoration: line-through;
    font-size: 1.2rem;
    margin-right: 10px;
}

.new-price {
    color: var(--primary-color);
    font-size: 2.2rem;
    font-weight: 700;
}

.offer-content {
    padding: 0 30px 30px;
}

.offer-content p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1rem;
    margin-bottom: 20px;
}

.offer-includes {
    list-style: none;
    margin-bottom: 20px;
}

.offer-includes li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary); /* High contrast */
    margin-bottom: 8px;
    font-weight: 500;
}

.offer-includes i {
    color: var(--success);
    font-size: 1rem;
}

.offer-duration {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary); /* High contrast */
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 25px;
}

.offer-duration i {
    color: var(--warning);
}

.btn-offer {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-offer:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--shadow-medium);
    color: var(--text-white);
}

.btn-offer-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

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

.btn-offer-premium {
    background: linear-gradient(135deg, #d4af37 0%, #ffd700 100%);
    color: var(--text-primary); /* High contrast dark text on gold */
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-offer-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.4);
}

/* === PRODUCTS SECTION === */
.products {
    background: var(--bg-white);
}

.product-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    color: var(--text-secondary); /* High contrast */
    border: 2px solid var(--border-medium);
    padding: 12px 25px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    border-color: var(--primary-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--bg-white);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px var(--shadow-medium);
}

.product-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.btn-quick-view {
    background: var(--bg-white);
    color: var(--text-primary); /* High contrast */
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-quick-view:hover {
    background: var(--primary-color);
    color: var(--text-white);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}

.product-badge.bestseller {
    background: linear-gradient(135deg, #e53e3e 0%, #fc8181 100%);
}

.product-badge.new {
    background: linear-gradient(135deg, #38a169 0%, #68d391 100%);
}

.product-badge.premium {
    background: linear-gradient(135deg, #d4af37 0%, #ffd700 100%);
    color: var(--text-primary); /* Dark text on gold background */
}

.product-info {
    padding: 25px;
}

.product-category {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.product-name {
    color: var(--text-primary); /* High contrast */
    font-size: 1.4rem;
    margin-bottom: 10px;
    line-height: 1.3;
}

.product-description {
    color: var(--text-muted); /* Good contrast */
    font-size: 0.95rem;
    margin-bottom: 15px;
    line-height: 1.5;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.stars {
    display: flex;
    gap: 2px;
}

.stars i {
    color: #ffd700;
    font-size: 0.9rem;
}

.rating-text {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.product-price {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.product-price .price {
    color: var(--primary-color);
    font-size: 1.6rem;
    font-weight: 700;
}

.product-price .old-price {
    color: var(--text-muted);
    text-decoration: line-through;
    font-size: 1.2rem;
}

.btn-add-to-cart {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    justify-content: center;
}

.btn-add-to-cart:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--shadow-medium);
    color: var(--text-white);
}

/* === SERVICES SECTION === */
.services {
    background: var(--bg-light);
}

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

.service-card {
    background: var(--bg-white);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px var(--shadow-medium);
}

.service-image {
    position: relative;
    overflow: hidden;
    height: 220px;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.service-card:hover .service-overlay {
    opacity: 1;
}

.btn-service-details {
    background: var(--bg-white);
    color: var(--text-primary); /* High contrast */
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-service-details:hover {
    background: var(--primary-color);
    color: var(--text-white);
}

.service-content {
    padding: 25px;
}

.service-content h3 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-content p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-features {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.service-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary); /* High contrast */
    font-size: 0.9rem;
    font-weight: 500;
}

.service-feature i {
    color: var(--primary-color);
}

.service-price {
    display: flex;
    align-items: baseline;
    gap: 5px;
    margin-bottom: 20px;
}

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

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

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

.btn-book-service {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-book-service:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--shadow-medium);
    color: var(--text-white);
}

/* === RESULTS SECTION === */
.results {
    background: var(--bg-white);
}

.results-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.result-item {
    border-radius: 15px;
    overflow: hidden;
    position: relative;
}

.result-image {
    position: relative;
    overflow: hidden;
    height: 300px;
}

.result-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.result-item:hover .result-image img {
    transform: scale(1.1);
}

.result-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 30px 20px 20px;
    transition: all 0.3s ease;
}

.result-info h4 {
    color: var(--text-white); /* High contrast white text */
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.result-info p {
    color: var(--text-light); /* Light text on dark background */
    font-size: 0.95rem;
    margin-bottom: 5px;
}

.result-age {
    color: var(--text-light);
    font-size: 0.85rem;
    font-style: italic;
}

.results-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item {
    background: var(--bg-light);
    padding: 30px 20px;
    border-radius: 15px;
    border: 1px solid var(--border-light);
}

.stat-number {
    color: var(--primary-color);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    font-family: 'Inter', sans-serif;
}

.stat-label {
    color: var(--text-secondary); /* High contrast */
    font-size: 1rem;
    font-weight: 600;
}

/* === REVIEWS SECTION === */
.reviews {
    background: var(--bg-light);
}

.reviews-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto 40px;
}

.review-item {
    display: none;
    background: var(--bg-white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 15px 40px var(--shadow-medium);
    border: 1px solid var(--border-light);
}

.review-item.active {
    display: block;
}

.review-text {
    color: var(--text-secondary); /* High contrast */
    font-size: 1.2rem;
    line-height: 1.7;
    margin-bottom: 30px;
    font-style: italic;
    position: relative;
}

.review-text::before {
    content: '"';
    color: var(--primary-color);
    font-size: 4rem;
    position: absolute;
    top: -20px;
    left: -20px;
    font-family: serif;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 20px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary-color);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-name {
    color: var(--text-primary); /* High contrast */
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.author-age {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.review-rating {
    display: flex;
    gap: 3px;
}

.review-rating i {
    color: #ffd700;
    font-size: 1rem;
}

.review-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.review-prev,
.review-next {
    background: var(--bg-white);
    color: var(--text-primary); /* High contrast */
    border: 2px solid var(--border-medium);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.review-prev:hover,
.review-next:hover {
    background: var(--primary-color);
    color: var(--text-white);
    border-color: var(--primary-color);
}

.review-indicators {
    display: flex;
    gap: 10px;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-medium);
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: var(--primary-color);
}

/* === ABOUT SECTION === */
.about {
    background: var(--bg-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-description p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1.1rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-description strong {
    color: var(--text-primary); /* High contrast for emphasis */
    font-weight: 700;
}

.about-achievements {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 30px;
}

.achievement {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--bg-light);
    border-radius: 10px;
    border: 1px solid var(--border-light);
}

.achievement i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.achievement h4 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.achievement p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.image-container {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px var(--shadow-heavy);
}

.image-container img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 30px 25px 25px;
}

.overlay-content h3 {
    color: var(--text-white); /* High contrast white text */
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.overlay-content p {
    color: var(--text-light); /* Light text on dark background */
    font-size: 1rem;
    margin: 0;
}

.about-stats {
    display: flex;
    justify-content: space-around;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 15px;
    padding: 25px;
    margin-top: 20px;
    box-shadow: 0 10px 30px var(--shadow-light);
}

.stat {
    text-align: center;
}

.about-stats .stat-number {
    color: var(--primary-color);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.about-stats .stat-label {
    color: var(--text-secondary); /* High contrast */
    font-size: 0.9rem;
    font-weight: 600;
}

/* === CONTACT SECTION === */
.contact {
    background: var(--bg-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    background: var(--primary-gradient);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    color: var(--text-white); /* White icon on colored background */
    font-size: 1.2rem;
}

.contact-details h4 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.contact-details p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1rem;
    margin: 0;
    line-height: 1.5;
}

.contact-details a {
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: var(--primary-color);
}

.social-links {
    margin-top: 40px;
}

.social-links h4 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    background: var(--bg-white);
    color: var(--text-primary); /* High contrast */
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-light);
}

.social-icons a:hover {
    background: var(--primary-color);
    color: var(--text-white);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* === FORM STYLES - HIGH CONTRAST === */
.contact-form {
    background: var(--bg-white);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 15px 40px var(--shadow-medium);
    border: 1px solid var(--border-light);
}

.form-header {
    text-align: center;
    margin-bottom: 30px;
}

.form-header h3 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.form-header p {
    color: var(--text-muted); /* Good contrast */
    font-size: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

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

.form-group label {
    display: block;
    color: var(--text-primary); /* High contrast */
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--border-light);
    border-radius: 10px;
    background: var(--bg-white);
    color: var(--text-primary); /* High contrast */
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-group {
    display: flex;
    align-items: start;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: start;
    gap: 12px;
    cursor: pointer;
    color: var(--text-secondary); /* High contrast */
    font-size: 0.95rem;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-medium);
    border-radius: 4px;
    background: var(--bg-white);
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-white); /* White checkmark */
    font-weight: bold;
    font-size: 12px;
}

.checkbox-label a {
    color: var(--primary-color);
    text-decoration: underline;
}

.btn-submit {
    background: var(--primary-gradient);
    color: var(--text-white); /* White text on colored background */
    border: none;
    padding: 18px 35px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px var(--shadow-medium);
    color: var(--text-white);
}

/* === FOOTER - HIGH CONTRAST === */
.footer {
    background: var(--bg-dark); /* Dark background */
    color: var(--text-light); /* Light text on dark background */
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3,
.footer-section h4 {
    color: var(--text-white); /* White headings on dark background */
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.footer-section p {
    color: var(--text-light); /* Light text on dark background */
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-contacts {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-light); /* Light text on dark background */
    font-size: 0.95rem;
}

.footer-contact i {
    color: var(--primary-color);
    font-size: 1rem;
    width: 16px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: var(--text-light); /* Light text on dark background */
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--text-white); /* White text on hover */
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid #2d3748;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-copy p {
    color: var(--text-light); /* Light text on dark background */
    font-size: 0.9rem;
    margin: 0;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    background: #2d3748;
    color: var(--text-light); /* Light text on dark background */
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--primary-color);
    color: var(--text-white); /* White text on colored background */
    transform: translateY(-2px);
}

/* === MODAL STYLES - HIGH CONTRAST === */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-white);
    border-radius: 20px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px;
    border-bottom: 1px solid var(--border-light);
}

.modal-header h3 {
    color: var(--text-primary); /* High contrast */
    font-size: 1.6rem;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--bg-light);
    color: var(--text-primary);
}

.modal-body {
    padding: 30px;
}

/* === TOAST NOTIFICATIONS - HIGH CONTRAST === */
.toast {
    position: fixed;
    top: 100px;
    right: 30px;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 15px 20px;
    box-shadow: 0 10px 30px var(--shadow-medium);
    z-index: 10001;
    transform: translateX(400px);
    transition: transform 0.3s ease;
}

.toast.show {
    transform: translateX(0);
}

.success-toast {
    border-left: 4px solid var(--success);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary); /* High contrast */
    font-weight: 600;
}

.toast-content i {
    color: var(--success);
    font-size: 1.2rem;
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .section-padding {
        padding: 60px 0;
    }
    
    /* Typography adjustments for mobile */
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.6rem; }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    /* Navigation */
    .nav-links {
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--bg-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 20px var(--shadow-light);
        border-top: 1px solid var(--border-light);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Hero */
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .hero-offer {
        justify-content: center;
    }
    
    /* Grids */
    .problems-grid,
    .solutions-grid,
    .guarantees-grid,
    .offers-grid,
    .products-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .technology-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* Process */
    .process-timeline::before {
        display: none;
    }
    
    .process-step {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    /* Comparison */
    .comparison-row {
        grid-template-columns: 1fr;
        text-align: left;
    }
    
    .comparison-header {
        display: none;
    }
    
    .comparison-col:first-child {
        font-weight: 700;
        color: var(--text-primary);
        background: var(--bg-light);
        padding: 15px 20px;
        border-radius: 8px 8px 0 0;
    }
    
    .comparison-col:nth-child(2) {
        border-radius: 0;
        background: rgba(102, 126, 234, 0.05);
    }
    
    .comparison-col:last-child {
        border-radius: 0 0 8px 8px;
        margin-bottom: 15px;
    }
    
    /* Results */
    .results-gallery {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .results-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    /* About and Contact */
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    /* Forms */
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    /* Modal */
    .modal-content {
        margin: 20px;
        max-height: calc(100vh - 40px);
    }
    
    /* Toast */
    .toast {
        right: 15px;
        left: 15px;
        transform: translateY(-200px);
    }
    
    .toast.show {
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    /* Even smaller screens */
    .section-padding {
        padding: 40px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .results-stats {
        grid-template-columns: 1fr;
    }
    
    .offers-grid,
    .products-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .floating-cards {
        display: none; /* Hide floating cards on very small screens */
    }
}

/* === ACCESSIBILITY ENHANCEMENTS === */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-contrast: high) {
    :root {
        --text-primary: #000000;
        --text-secondary: #1a1a1a;
        --text-muted: #2d2d2d;
        --border-light: #666666;
        --border-medium: #4a4a4a;
    }
}

/* === PRINT STYLES === */
@media print {
    .navbar,
    .floating-cards,
    .modal,
    .toast,
    .btn-primary,
    .btn-hero,
    .btn-offer,
    .btn-submit,
    .mobile-menu-btn {
        display: none !important;
    }
    
    .hero {
        min-height: auto;
        padding: 20px 0;
    }
    
    .section-padding {
        padding: 20px 0;
    }
    
    * {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }
    
    a {
        text-decoration: underline !important;
    }
}