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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background-color: #f9fafb;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Header Styles */
.header {
    background: white;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

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

.logo-icon {
    width: 2rem;
    height: 2rem;
    color: #22c55e;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1f2937;
}

.nav-desktop {
    display: none;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
    }
}

.nav-link {
    color: #374151;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s ease;
    position: relative;
}

.nav-link:hover {
    color: #22c55e;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 0;
    height: 2px;
    background: #22c55e;
    transition: width 0.3s ease;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-btn, .cart-btn {
    display: none;
    padding: 0.5rem;
    background: none;
    border: none;
    color: #6b7280;
    cursor: pointer;
    transition: color 0.2s ease;
}

@media (min-width: 768px) {
    .search-btn, .cart-btn {
        display: flex;
    }
}

.search-btn:hover, .cart-btn:hover {
    color: #22c55e;
}

.search-btn svg, .cart-btn svg {
    width: 1.25rem;
    height: 1.25rem;
}

.cart-btn {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -0.25rem;
    right: -0.25rem;
    background: #ef4444;
    color: white;
    font-size: 0.75rem;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-btn {
    display: none;
    background: #22c55e;
    color: white;
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

@media (min-width: 768px) {
    .cta-btn {
        display: block;
    }
}

.cta-btn:hover {
    background: #16a34a;
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

.hamburger {
    width: 1.5rem;
    height: 2px;
    background: #374151;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active .hamburger:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active .hamburger:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.mobile-menu {
    display: none;
    border-top: 1px solid #e5e7eb;
    padding: 1rem 0;
    gap: 1rem;
    flex-direction: column;
}

.mobile-menu.active {
    display: flex;
}

.mobile-nav-link {
    color: #374151;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s ease;
}

.mobile-nav-link:hover {
    color: #22c55e;
}

.mobile-cta-btn {
    background: #22c55e;
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
    margin-top: 1rem;
}

.mobile-cta-btn:hover {
    background: #16a34a;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f0fdf4 0%, #eff6ff 100%);
    padding: 4rem 0 6rem;
}

@media (min-width: 768px) {
    .hero {
        padding: 6rem 0 8rem;
    }
}

.hero-content {
    text-align: center;
    max-width: 64rem;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.75rem;
    }
}

.hero-highlight {
    color: #22c55e;
    display: block;
}

.hero-description {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 2rem;
    max-width: 32rem;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    margin-bottom: 3rem;
}

@media (min-width: 640px) {
    .hero-actions {
        flex-direction: row;
    }
}

.btn-primary {
    background: #22c55e;
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background: #16a34a;
    transform: translateY(-2px);
    box-shadow: 0 8px 15px -3px rgba(0, 0, 0, 0.1);
}

.btn-primary svg {
    width: 1.25rem;
    height: 1.25rem;
}

.btn-secondary {
    border: 1px solid #d1d5db;
    color: #374151;
    background: white;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: #f9fafb;
    transform: translateY(-1px);
}

.btn-secondary svg {
    width: 1.25rem;
    height: 1.25rem;
}

.stats-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(229, 231, 235, 0.5);
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .stats-card {
        grid-template-columns: repeat(3, 1fr);
    }
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat:nth-child(1) .stat-number {
    color: #22c55e;
}

.stat:nth-child(2) .stat-number {
    color: #3b82f6;
}

.stat:nth-child(3) .stat-number {
    color: #8b5cf6;
}

.stat-label {
    color: #6b7280;
    font-weight: 500;
}

/* How It Works Section */
.how-it-works {
    padding: 4rem 0 6rem;
    background: white;
}

@media (min-width: 768px) {
    .how-it-works {
        padding: 6rem 0 8rem;
    }
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.25rem;
    }
}

.section-description {
    font-size: 1.25rem;
    color: #6b7280;
    max-width: 32rem;
    margin: 0 auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
}

.step-card {
    background: #f9fafb;
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s ease;
    border: 1px solid #f3f4f6;
    display: flex;
    gap: 1.5rem;
}

.step-card:hover {
    background: white;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.step-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.step-card:hover .step-icon {
    transform: scale(1.1);
}

.step-icon svg {
    width: 1.5rem;
    height: 1.5rem;
}

.step-icon.blue {
    background: #3b82f6;
}

.step-icon.green {
    background: #22c55e;
}

.step-icon.purple {
    background: #8b5cf6;
}

.step-icon.orange {
    background: #f59e0b;
}

.step-content {
    flex: 1;
}

.step-number {
    background: #e5e7eb;
    color: #6b7280;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    display: inline-block;
    margin-bottom: 0.75rem;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 0.75rem;
    transition: color 0.2s ease;
}

.step-card:hover .step-title {
    color: #22c55e;
}

.step-description {
    color: #6b7280;
    line-height: 1.7;
}

.section-cta {
    text-align: center;
    margin-top: 4rem;
}

.btn-gradient {
    background: linear-gradient(135deg, #22c55e 0%, #3b82f6 100%);
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.btn-gradient:hover {
    background: linear-gradient(135deg, #16a34a 0%, #2563eb 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Expert Guidance Section */
.expert-guidance {
    padding: 4rem 0 6rem;
    background: #f9fafb;
}

@media (min-width: 768px) {
    .expert-guidance {
        padding: 6rem 0 8rem;
    }
}

.expert-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .expert-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

.expert-media {
    position: relative;
}

.video-container {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    position: relative;
}

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

.play-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.play-btn {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: none;
    border-radius: 50%;
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.play-btn:hover {
    background: white;
    transform: scale(1.1);
}

.play-btn svg {
    width: 2rem;
    height: 2rem;
    color: #22c55e;
    margin-left: 0.25rem;
}

.floating-stat {
    position: absolute;
    background: white;
    border-radius: 1rem;
    padding: 1rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: float 3s ease-in-out infinite;
}

.floating-stat.left {
    bottom: -1.5rem;
    left: -1.5rem;
    animation-delay: 0s;
}

.floating-stat.right {
    top: -1.5rem;
    right: -1.5rem;
    animation-delay: 1.5s;
}

@media (max-width: 640px) {
    .floating-stat.left {
        bottom: 1rem;
        left: 1rem;
    }
    
    .floating-stat.right {
        top: 1rem;
        right: 1rem;
    }
}

.floating-stat svg {
    width: 1.5rem;
    height: 1.5rem;
}

.floating-stat.left svg {
    color: #3b82f6;
}

.floating-stat.right svg {
    color: #8b5cf6;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: #1f2937;
}

.stat-text {
    font-size: 0.75rem;
    color: #6b7280;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.expert-info {
    order: 2;
}

@media (min-width: 1024px) {
    .expert-info {
        order: 1;
    }
}

.expert-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

@media (min-width: 768px) {
    .expert-title {
        font-size: 1.875rem;
    }
}

.expert-highlight {
    color: #22c55e;
    display: block;
}

.features-list {
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.check-icon {
    width: 1.5rem;
    height: 1.5rem;
    color: #22c55e;
    margin-top: 0.125rem;
    flex-shrink: 0;
}

.feature-item span {
    color: #6b7280;
    line-height: 1.7;
}

.expert-cta-btn {
    background: #22c55e;
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
}

.expert-cta-btn:hover {
    background: #16a34a;
    transform: translateY(-2px);
    box-shadow: 0 8px 15px -3px rgba(0, 0, 0, 0.1);
}

.expert-note {
    font-size: 0.875rem;
    color: #6b7280;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
}

.footer-content {
    padding: 4rem 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr repeat(4, 0.8fr);
        gap: 2rem;
    }
}

.footer-brand {
    grid-column: 1 / -1;
}

@media (min-width: 1024px) {
    .footer-brand {
        grid-column: 1;
    }
}

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

.footer-logo .logo-icon {
    color: #22c55e;
}

.footer-description {
    color: #9ca3af;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    color: #9ca3af;
    transition: color 0.2s ease;
}

.social-link:hover {
    color: white;
}

.social-link svg {
    width: 1.25rem;
    height: 1.25rem;
}

.footer-section-title {
    font-weight: 600;
    color: white;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding: 2rem 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        gap: 0;
    }
}

.footer-copyright p {
    font-size: 0.875rem;
    color: #9ca3af;
}

.footer-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.cookie-btn {
    font-size: 0.875rem;
    color: #9ca3af;
    background: none;
    border: none;
    cursor: pointer;
    transition: color 0.2s ease;
}

.cookie-btn:hover {
    color: white;
}

.cookie-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.save-btn {
    background: #22c55e;
    color: white;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease;
}

.save-btn:hover {
    background: #16a34a;
}

.close-btn {
    color: #9ca3af;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.close-btn:hover {
    color: white;
}

.cookie-notice {
    margin-top: 1rem;
    font-size: 0.75rem;
    color: #6b7280;
    line-height: 1.5;
}

.cookie-notice p {
    margin-bottom: 0.25rem;
}

/* Responsive Design Enhancements */
@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero {
        padding: 2rem 0 3rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .how-it-works {
        padding: 3rem 0 4rem;
    }
    
    .expert-guidance {
        padding: 3rem 0 4rem;
    }
    
    .step-card {
        flex-direction: column;
        text-align: center;
    }
    
    .floating-stat {
        position: static;
        margin: 1rem 0;
        justify-content: center;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Focus States for Accessibility */
button:focus,
a:focus {
    outline: 2px solid #22c55e;
    outline-offset: 2px;
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Utility Classes */
.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;
}