:root {
    /* Color Palette */
    --primary-color: #0077b6;
    /* Ocean Blue - Trust & Medical */
    --secondary-color: #00b4d8;
    /* Cyan - Innovation */
    --accent-color: #90e0ef;
    /* Light Blue - Softness */
    --dark-bg: #03045e;
    /* Navy - Depth for text/footer */
    --light-bg: #f8f9fa;
    /* Off-white for sections */
    --white: #ffffff;
    --text-main: #2b2d42;
    --text-light: #6c757d;
    --success: #28a745;

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    /* Modern, geometric */
    --font-body: 'Inter', sans-serif;
    /* Clean, readable */

    /* Spacing */
    --container-width: 1200px;
    --section-padding: 80px 0;

    /* Shadows */
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    filter: brightness(1.1);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}

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

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.section-title p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

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

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    color: var(--secondary-color);
}

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

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

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

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(180deg, rgba(144, 224, 239, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.hero-text {
    flex: 1;
}

.hero-text h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 500px;
}

.hero-image {
    flex: 1;
    position: relative;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.5s ease;
}

.hero-image:hover img {
    transform: perspective(1000px) rotateY(0deg);
}

/* Features */
.features {
    padding: var(--section-padding);
    background-color: var(--white);
}

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

.feature-card {
    padding: 30px;
    border-radius: 20px;
    background: var(--white);
    border: 1px solid #eee;
    transition: all 0.3s ease;
    text-align: left;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 180, 216, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
}

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

/* Pricing */
.pricing {
    padding: var(--section-padding);
    background-color: var(--light-bg);
}

.pricing-card {
    background: var(--white);
    border-radius: 20px;
    padding: 50px;
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
    box-shadow: var(--shadow-lg);
    position: relative;
    border: 2px solid var(--primary-color);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.price {
    font-size: 4rem;
    font-weight: 800;
    color: var(--primary-color);
    margin: 20px 0;
}

.price span {
    font-size: 1.2rem;
    color: var(--text-light);
    font-weight: 500;
}

.pricing-features {
    text-align: left;
    margin: 30px 0;
}

.pricing-features li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.check-icon {
    color: var(--success);
    font-weight: bold;
}

/* FAQ */
.faq {
    padding: var(--section-padding);
}

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

.faq-item {
    margin-bottom: 20px;
    border-bottom: 1px solid #eee;
    padding-bottom: 20px;
}

.faq-item h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item p {
    color: var(--text-light);
    display: block;
    /* Could add JS toggle later */
}

/* CTA Footer */
.cta-footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.cta-footer h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-footer p {
    opacity: 0.8;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer Legals */
.footer {
    background: #020344;
    color: rgba(255, 255, 255, 0.6);
    padding: 30px 0;
    text-align: center;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive */
@media (max-width: 900px) {
    .section-title h2 {
        font-size: 2rem;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-text p {
        margin: 0 auto 30px;
    }

    .nav-links {
        display: none;
        /* Simple mobile hide for now */
    }
}

/* Carousel Styles */
.gallery {
    padding: var(--section-padding);
    background-color: var(--light-bg);
}

.carousel-container {
    position: relative;
    height: 500px;
    /* Adjust based on image aspect ratio */
    width: 80%;
    margin: 0 auto;
}

.carousel-track-container {
    background: var(--white);
    height: 100%;
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    border: 1px solid #ddd;
}

.carousel-track {
    padding: 0;
    margin: 0;
    list-style: none;
    position: relative;
    height: 100%;
    transition: transform 0.3s ease-in-out;
}

.carousel-slide {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    /* Show full image */
    object-position: center;
    background-color: #f0f2f5;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--white);
    color: var(--primary-color);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    z-index: 10;
    font-size: 1.2rem;
    transition: all 0.2s;
    display: flex;
    justify-content: center;
    align-items: center;
}

.carousel-btn:hover {
    background: var(--primary-color);
    color: var(--white);
}

.prev-btn {
    left: -70px;
}

.next-btn {
    right: -70px;
}

.carousel-btn.is-hidden {
    display: none;
}

.carousel-nav {
    display: flex;
    justify-content: center;
    padding: 20px 0;
}

.carousel-indicator {
    border: 0;
    border-radius: 50%;
    width: 12px;
    height: 12px;
    background: rgba(0, 0, 0, 0.2);
    margin: 0 8px;
    cursor: pointer;
}

.carousel-indicator.current-slide {
    background: var(--primary-color);
    transform: scale(1.2);
}

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 15px;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 500;
}

@media (max-width: 900px) {
    .carousel-container {
        width: 100%;
        height: 300px;
    }

    .prev-btn {
        left: 10px;
    }

    .next-btn {
        right: 10px;
    }
}