:root {
    --color-primary: #20686c;
    --color-secondary: #005236;
    --color-accent: #6bc4a6;
    --color-cta: #fe982a;
    --color-cta-dark: #bc4f07;
    --color-white: #ffffff;
    --color-light: #f8faf9;
    --color-gray: #6b7280;
    --color-dark: #1f2937;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
}

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

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

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

ul {
    list-style: none;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-secondary);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1.5rem;
    text-align: center;
}

h3 {
    font-size: 1.25rem;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-cta);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-nav {
    background-color: var(--color-cta);
    color: var(--color-white);
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn-nav:hover {
    background-color: var(--color-cta-dark);
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-secondary);
}

.logo img {
    width: 36px;
    height: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-menu a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-dark);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    transition: var(--transition);
}

.hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--color-light) 0%, var(--color-white) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    margin-bottom: 1.5rem;
    color: var(--color-secondary);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 500px;
    margin-left: auto;
    object-fit: cover;
    aspect-ratio: 3/4;
}

.problem {
    padding: 6rem 0;
    background-color: var(--color-white);
}

.problem h2 {
    color: var(--color-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.problem-card {
    background-color: var(--color-light);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.problem-card h3 {
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.problem-card p {
    color: var(--color-gray);
    font-size: 0.9375rem;
}

.problem-cta {
    text-align: center;
    margin-top: 3rem;
    font-size: 1.125rem;
    color: var(--color-dark);
}

.problem-cta strong {
    color: var(--color-primary);
}

.solution {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--color-light) 0%, var(--color-white) 100%);
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.solution-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 450px;
    object-fit: cover;
    aspect-ratio: 3/4;
}

.solution-text h2 {
    text-align: left;
    margin-bottom: 1rem;
}

.solution-text > p {
    color: var(--color-gray);
    margin-bottom: 2rem;
}

.solution-benefits {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.solution-benefits li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.benefit-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background-color: var(--color-accent);
    color: var(--color-secondary);
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.solution-benefits li strong {
    display: block;
    color: var(--color-secondary);
    margin-bottom: 0.25rem;
}

.solution-benefits li p {
    color: var(--color-gray);
    font-size: 0.9375rem;
    margin: 0;
}

.testimonials {
    padding: 6rem 0;
    background-color: var(--color-secondary);
}

.testimonials h2 {
    color: var(--color-white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
}

.testimonial-content {
    flex: 1;
}

.testimonial-content p {
    font-size: 1rem;
    color: var(--color-dark);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.testimonial-content p::before {
    content: '"';
    font-size: 3rem;
    color: var(--color-accent);
    font-family: var(--font-heading);
    line-height: 0;
    display: block;
    margin-bottom: 0.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-light);
}

.author-info strong {
    display: block;
    color: var(--color-secondary);
}

.author-info span {
    font-size: 0.875rem;
    color: var(--color-gray);
}

.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.cta-content > p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.cta-highlight {
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.highlight-badge {
    display: inline-block;
    background-color: var(--color-cta);
    color: var(--color-white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.cta-highlight p {
    color: var(--color-white);
    margin: 0;
}

.cta-note {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    margin-top: 1rem;
}

.faq {
    padding: 6rem 0;
    background-color: var(--color-light);
}

.faq h2 {
    margin-bottom: 3rem;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background-color: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-item summary {
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--color-secondary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-primary);
    transition: transform var(--transition);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item[open] summary {
    border-bottom: 1px solid var(--color-light);
}

.faq-answer {
    padding: 1.25rem 1.5rem;
    color: var(--color-gray);
}

.faq-answer p {
    margin: 0;
}

.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-around;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    max-width: 300px;
}

.footer-contact h3 {
    color: var(--color-white);
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.email-reveal {
    color: var(--color-accent);
    font-size: 1rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.email-reveal:hover {
    background-color: var(--color-accent);
    color: var(--color-secondary);
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 1rem;
    transition: color var(--transition);
}

.social-link:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

@media (max-width: 992px) {
    .hero-content,
    .solution-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-image img,
    .solution-image img {
        max-width: 100%;
        margin: 0 auto;
    }

    .solution-content {
        direction: ltr;
    }

    .solution-image {
        order: -1;
    }

    .solution-text h2 {
        text-align: center;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .footer-contact {
        order: -1;
        text-align: center;
    }

    .footer-contact .social-link {
        justify-content: center;
    }

    .footer-brand {
        text-align: center;
    }

    .footer-brand .logo {
        justify-content: center;
    }

    .footer-brand p {
        max-width: 100%;
        margin: 0 auto;
    }
}

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

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        opacity: 0;
        transition: all var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding: 6rem 0 3rem;
        min-height: auto;
    }

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

    .hero-subtitle {
        max-width: 100%;
    }

    .hero-text .btn {
        width: 100%;
    }

    .problem,
    .solution,
    .testimonials,
    .cta-section,
    .faq {
        padding: 4rem 0;
    }

    .problem-grid {
        grid-template-columns: 1fr;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .btn-large {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .problem-card,
    .testimonial-card {
        padding: 1.5rem;
    }

    .faq-item summary {
        padding: 1rem;
        font-size: 0.9375rem;
    }

    .faq-answer {
        padding: 1rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}