:root {
    --primary-teal: #008080;
    --primary-teal-dark: #006666;
    --primary-teal-light: #e0f2f2;
    --accent-color: #00b3b3;
    --text-dark: #1a1a1a;
    --text-gray: #4a4a4a;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.1);
    --radius-md: 12px;
    --radius-lg: 20px;
    --font-main: 'Outfit', sans-serif;
}

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

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn-primary {
    background-color: var(--primary-teal);
    color: var(--white);
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    border: 2px solid var(--primary-teal);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--primary-teal);
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    border: 2px solid var(--primary-teal);
}

.btn-secondary:hover {
    background-color: var(--primary-teal-light);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 20px 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-teal);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-gray);
}

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

.nav-links .btn-primary {
    color: var(--white);
}

.hamburger {
    display: none;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f0fdfd 0%, #ffffff 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 24px;
    font-weight: 700;
}

.highlight {
    color: var(--primary-teal);
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 12px;
    background-color: rgba(0, 128, 128, 0.15);
    z-index: -1;
    border-radius: 4px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Abstract Shapes */
.circle {
    position: absolute;
    border-radius: 50%;
    z-index: 1;
    opacity: 0.6;
}

.circle-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 128, 128, 0.1) 0%, rgba(255, 255, 255, 0) 70%);
    top: -100px;
    right: -100px;
}

.circle-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 179, 179, 0.05) 0%, rgba(255, 255, 255, 0) 70%);
    bottom: -200px;
    left: -200px;
}

/* Sections General */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    font-weight: 700;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-gray);
}

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

.bg-teal-dark {
    background-color: #004d4d;
}

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

.text-white p {
    color: rgba(255, 255, 255, 0.8);
}

/* Features/About Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    /* Removed shadow for flatter look */
    border: 1px solid #e5e7eb;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-teal);
    background-color: #fcfcfc;
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Data Samples Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 24px;
    /* Removed shadow */
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: var(--primary-teal);
    transform: translateY(-3px);
}

.stat-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid #f0f0f0;
}

.stat-icon {
    font-size: 2rem;
    margin-right: 16px;
    background: var(--primary-teal-light);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.stat-info h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.badge {
    background: #f3f4f6;
    color: var(--text-gray);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
}

.stat-row .label {
    color: var(--text-gray);
}

.stat-row .value {
    font-weight: 600;
    color: var(--text-dark);
}

.stat-row .value.positive {
    color: #10b981;
    background: #ecfdf5;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.85rem;
}

.stat-row .value.rating {
    color: #f59e0b;
}

/* Guarantee Section */
.guarantee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.guarantee-item {
    text-align: center;
    padding: 20px;
}

.icon-check {
    width: 60px;
    height: 60px;
    background: var(--primary-teal);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 20px;
    font-weight: bold;
}

.guarantee-item h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.guarantee-item p {
    color: var(--text-gray);
    line-height: 1.6;
}


/* Services List */
.services-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.service-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.3s ease;
}

.service-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.service-item h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--white);
}

.service-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

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

.faq-item {
    border-bottom: 1px solid #eee;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 20px 0;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
    font-family: var(--font-main);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary-teal);
    transition: transform 0.3s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding-bottom: 20px;
    color: var(--text-gray);
}

/* Footer */
.footer {
    background-color: #f0fdfd;
    padding: 80px 0 40px;
    text-align: center;
}

.footer-cta h2 {
    font-size: 2rem;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.footer-cta p {
    margin-bottom: 30px;
    color: var(--text-gray);
}

.contact-link {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-teal);
    border-bottom: 2px solid transparent;
}

.contact-link:hover {
    border-bottom-color: var(--primary-teal);
}

.footer-bottom {
    margin-top: 80px;
    color: #999;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
        /* Mobile menu implementation would go here */
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn-lg {
        width: 100%;
        text-align: center;
    }
}