:root {
    --primary-green: #10A37F;
    --primary-green-dark: #0d8a6a;
    --primary-green-light: #E6F6F3;
    --dark-blue: #1E293B;
    --slate-gray: #475569;
    --light-gray: #F8FAFC;
    --background-white: #FFFFFF;
    --text-primary: #0F172A;
    --text-secondary: #64748B;
    --border-color: #E2E8F0;
    --gradient-primary: linear-gradient(135deg, #10A37F 0%, #0d8a6a 100%);
    --gradient-hero: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 50%, #bbf7d0 100%);
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --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);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --container-width: 1200px;
    --section-padding: 6rem 2rem;
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--dark-blue);
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.75;
}

a {
    text-decoration: none;
    color: var(--primary-green);
    transition: var(--transition);
}

a:hover {
    color: var(--primary-green-dark);
}

ul {
    list-style: none;
}

section {
    padding: var(--section-padding);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Header & Navigation --- */
.main-header {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 1001;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.02);
}

.logo-icon {
    width: 42px;
    height: 42px;
    transition: var(--transition);
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--dark-blue);
    font-weight: 800;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-primary);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    font-size: 0.95rem;
}

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

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

/* --- Call to Action Buttons --- */
.cta-button {
    background: var(--gradient-primary);
    color: white;
    padding: 0.875rem 1.75rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.cta-button:hover::before {
    opacity: 1;
}

.cta-button:active {
    transform: translateY(0);
}

.cta-button svg {
    width: 20px;
    height: 20px;
}

.nav-cta {
    padding: 0.625rem 1.25rem;
    font-size: 0.9rem;
}

.cta-primary {
    background: var(--gradient-primary);
}

.cta-secondary {
    background: white;
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
    box-shadow: none;
}

.cta-secondary:hover {
    background: var(--primary-green-light);
    border-color: var(--primary-green-dark);
    color: var(--primary-green-dark);
}

/* --- Hamburger Menu --- */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
    border-radius: 8px;
    transition: var(--transition);
}

.hamburger:hover {
    background-color: var(--light-gray);
}

.hamburger span {
    display: block;
    width: 26px;
    height: 2.5px;
    background-color: var(--dark-blue);
    margin: 5px 0;
    border-radius: 3px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* --- Mobile Navigation --- */
.mobile-nav-container {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, rgba(255,255,255,0.98) 0%, rgba(248,250,252,0.98) 100%);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.4s;
}

.mobile-nav-container.active {
    display: flex;
    opacity: 1;
    visibility: visible;
}

.mobile-nav-links {
    list-style: none;
    padding: 0;
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-nav-links li {
    margin-bottom: 2rem;
    animation: fadeIn 0.5s ease-out backwards;
}

.mobile-nav-links li:nth-child(1) { animation-delay: 0.1s; }
.mobile-nav-links li:nth-child(2) { animation-delay: 0.2s; }
.mobile-nav-links li:nth-child(3) { animation-delay: 0.3s; }
.mobile-nav-links li:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-nav-links a {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-blue);
}

.mobile-nav-links .cta-button {
    font-size: 1.25rem;
    padding: 1rem 2rem;
}

/* --- Hero Section --- */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-width);
    margin: 0 auto;
    padding-top: 3rem;
    padding-bottom: 6rem;
    gap: 4rem;
    position: relative;
    overflow: visible;
}

.hero-background {
    position: absolute;
    top: -100px;
    left: -100px;
    right: -100px;
    bottom: -100px;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #10A37F 0%, transparent 70%);
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
    bottom: -100px;
    right: -100px;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-content {
    flex: 1;
    max-width: 600px;
    animation: slideInLeft 0.8s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-green-light);
    color: var(--primary-green);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(16, 163, 127, 0.2);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(16, 163, 127, 0.4);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(16, 163, 127, 0);
    }
}

.hero-badge svg {
    width: 16px;
    height: 16px;
}

.hero-title {
    margin-bottom: 1.5rem;
    font-weight: 800;
    line-height: 1.1;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    line-height: 1.6;
    color: var(--slate-gray);
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-green);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background-color: var(--border-color);
}

.hero-image-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 0.8s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.image-wrapper {
    position: relative;
    width: 100%;
    max-width: 600px;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-2xl);
    position: relative;
    z-index: 2;
    transition: var(--transition);
}

.hero-image:hover {
    transform: scale(1.02);
}

.image-decoration {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary-green);
    border-radius: var(--border-radius);
    z-index: 1;
    opacity: 0.3;
    transition: var(--transition);
}

.image-wrapper:hover .image-decoration {
    top: 30px;
    right: 30px;
}

/* --- Features Section --- */
.features {
    background: linear-gradient(180deg, var(--background-white) 0%, var(--light-gray) 50%, var(--background-white) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: var(--container-width);
    margin: 0 auto;
}

.feature-card {
    background-color: var(--background-white);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-green);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    background: var(--primary-green-light);
    color: var(--primary-green);
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

.feature-card p {
    font-size: 1rem;
    line-height: 1.6;
}

/* --- How It Works Section --- */
.how-it-works {
    background-color: var(--background-white);
}

.steps-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    max-width: var(--container-width);
    margin: 0 auto;
    gap: 2rem;
}

.step {
    text-align: center;
    flex: 1;
    padding: 2rem;
    background: var(--light-gray);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.step:hover {
    background: white;
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.75rem;
    font-weight: 800;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-md);
}

.step h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.step p {
    font-size: 1rem;
}

.step-arrow {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-top: 3rem;
    align-self: flex-start;
    font-weight: 300;
}

/* --- FAQ Section --- */
.faq {
    background: var(--light-gray);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 1.5rem 1.75rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark-blue);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-green);
}

.faq-toggle {
    font-size: 1.75rem;
    color: var(--primary-green);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 300;
    min-width: 30px;
    text-align: center;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer p {
    padding: 0 1.75rem 1.5rem;
    font-size: 1rem;
    color: var(--text-secondary);
}

.faq-item.active {
    border-color: var(--primary-green);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

/* --- Final CTA Section --- */
.final-cta {
    background: linear-gradient(135deg, var(--dark-blue) 0%, #0f172a 100%);
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></svg>');
    opacity: 0.5;
}

.final-cta h2, .final-cta p {
    color: white;
    position: relative;
    z-index: 1;
}

.final-cta h2 {
    margin-bottom: 1rem;
}

.final-cta p {
    opacity: 0.9;
    margin: 0 auto 2.5rem;
    max-width: 600px;
}

.final-cta .cta-button {
    position: relative;
    z-index: 1;
}

/* --- Footer --- */
.main-footer-bottom {
    background-color: var(--light-gray);
    padding: 2.5rem 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: var(--dark-blue);
    transition: var(--transition);
}

.footer-logo:hover {
    transform: scale(1.02);
}

.footer-logo .logo-icon {
    width: 36px;
    height: 36px;
}

.footer-logo span {
    color: var(--dark-blue);
    font-size: 1.125rem;
}

.footer-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-green);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
    .hero {
        gap: 3rem;
    }
}

@media (max-width: 992px) {
    :root {
        --section-padding: 4rem 1.5rem;
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 2rem;
        padding-bottom: 4rem;
    }

    .hero-content {
        order: 2;
        max-width: 100%;
    }

    .hero-badge {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta-group {
        justify-content: center;
    }

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

    .hero-image-container {
        order: 1;
        margin-bottom: 2rem;
        max-width: 500px;
    }

    .steps-container {
        flex-direction: column;
        align-items: center;
        max-width: 500px;
    }

    .step-arrow {
        transform: rotate(90deg);
        margin: 0;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 3rem 1.25rem;
    }

    .nav-links, .nav-cta {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .navbar {
        padding: 1rem 1.25rem;
    }

    .logo h1 {
        font-size: 1.25rem;
    }

    .logo-icon {
        width: 36px;
        height: 36px;
    }

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

    .hero-cta-group .cta-button {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .stat-divider {
        display: none;
    }

    .stat-item {
        flex: 1;
        min-width: 100px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .feature-card {
        padding: 2rem 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }

    .section-header {
        margin-bottom: 3rem;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 2.5rem 1rem;
    }

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

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

    .hero-stats {
        padding-top: 1.5rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    .step {
        padding: 1.5rem;
    }

    .feature-card {
        padding: 1.75rem 1.25rem;
    }
}

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

/* --- Focus Styles --- */
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--primary-green);
    outline-offset: 2px;
    border-radius: 4px;
}

/* --- Print Styles --- */
@media print {
    .main-header,
    .mobile-nav-container,
    .cta-button,
    .final-cta {
        display: none;
    }
}