/* ===========================
   COLOR PALETTE - MEDICAL
   =========================== */
:root {
    --primary-white: #ffffff;
    --primary-light-blue: #e8f4f8;
    --primary-blue: #2c5aa0;
    --secondary-blue: #5b7ba9;
    --accent-teal: #4db8a8;
    --dark-gray: #2d3e50;
    --light-gray: #f8f9fa;
    --border-color: #d0d8e0;
    --text-color: #424242;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* ===========================
   RESET & GLOBAL STYLES
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--primary-white);
}

a {
    text-decoration: none;
    color: var(--primary-blue);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-teal);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--dark-gray);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.75rem;
    border-bottom: 3px solid var(--accent-teal);
    padding-bottom: 0.5rem;
}

h3 {
    font-size: 1.35rem;
}

/* ===========================
   NAVIGATION BAR
   =========================== */
.navbar {
    background-color: var(--primary-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
}

.logo h1 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    gap: 0.5rem;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-blue);
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* ===========================
   HERO SECTION
   =========================== */
.hero {
    background: linear-gradient(135deg, var(--primary-light-blue) 0%, #c8e6f5 100%);
    padding: 4rem 1.5rem;
    text-align: center;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content h2 {
    color: var(--primary-blue);
    font-size: 2.5rem;
    border: none;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-color);
    max-width: 600px;
    margin: 0 auto;
}

/* ===========================
   CONTAINER & SECTIONS
   =========================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

section {
    padding: 3rem 0;
}

/* ===========================
   CALL-TO-ACTION SECTION
   =========================== */
.cta-section {
    padding: 2rem 0;
}

.cta-box {
    background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--accent-teal) 100%);
    color: var(--primary-white);
    padding: 2.5rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.cta-box h3 {
    color: var(--primary-white);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    border: none;
}

.cta-box p {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary-blue);
    color: var(--primary-white);
    padding: 0.85rem 2.5rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

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

/* ===========================
   ABOUT SECTION
   =========================== */
.about-section {
    background-color: var(--light-gray);
    padding: 3rem 1.5rem;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-content h2 {
    color: var(--primary-blue);
}

.about-content p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-color);
}

/* ===========================
   ARTICLE SECTION
   =========================== */
.article-section {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.article-header {
    text-align: center;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--primary-light-blue);
    padding-bottom: 1.5rem;
}

.article-header h2 {
    color: var(--primary-blue);
    border: none;
    padding-bottom: 0.5rem;
}

.article-meta {
    color: #999;
    font-size: 0.9rem;
    font-style: italic;
}

.article-content h3 {
    color: var(--secondary-blue);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.article-content p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

.article-list {
    list-style: none;
    margin: 1.5rem 0;
    padding-left: 0;
}

.article-list li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.article-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-teal);
    font-weight: bold;
    font-size: 1.2rem;
}

.article-highlight {
    background-color: var(--primary-light-blue);
    border-left: 4px solid var(--primary-blue);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 4px;
}

.article-highlight h4 {
    color: var(--primary-blue);
    margin-top: 0;
}

.article-highlight p {
    color: var(--text-color);
}

/* ===========================
   PRODUCTS SECTION
   =========================== */
.products-section {
    padding: 4rem 1.5rem;
    background-color: var(--primary-white);
}

.products-header {
    text-align: center;
    margin-bottom: 3rem;
}

.products-header h2 {
    color: var(--primary-blue);
    border: none;
    padding-bottom: 0;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-color);
    max-width: 700px;
    margin: 0 auto;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background-color: var(--primary-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-teal);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light-blue) 0%, #d4f0ed 100%);
    border-radius: 12px;
    transition: background 0.3s ease;
}

.product-card:hover .card-icon {
    background: linear-gradient(135deg, var(--accent-teal) 0%, var(--secondary-blue) 100%);
}

.product-card h3 {
    color: var(--primary-blue);
    text-align: center;
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    border: none;
}

.product-card>p {
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.card-features {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
    background-color: var(--light-gray);
    border-radius: 8px;
    padding: 1rem;
}

.card-features li {
    color: var(--text-color);
    font-size: 0.9rem;
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.card-features li:before {
    content: "•";
    position: absolute;
    left: 0.5rem;
    color: var(--accent-teal);
    font-weight: bold;
}

.review-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--primary-white);
    padding: 0.9rem 2rem;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.review-button:hover {
    background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--primary-blue) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--primary-white);
}

/* ===========================
   ABOUT SECTION FEATURED
   =========================== */
.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-item {
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 8px;
    border-left: 4px solid var(--accent-teal);
}

.feature-item h4 {
    color: var(--primary-blue);
    margin-top: 0;
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.feature-item p {
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* ===========================
   RECOMMENDATIONS SECTION
   =========================== */
.recommendations-section {
    padding: 4rem 1.5rem;
    background: linear-gradient(180deg, #ffffff 0%, var(--light-gray) 100%);
}

.recommendations-header {
    text-align: center;
    margin-bottom: 3rem;
}

.recommendations-header h2 {
    color: var(--primary-blue);
    border: none;
    padding-bottom: 0;
    margin-bottom: 1rem;
    font-size: 2rem;
}

.recommendations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.recommendation-card {
    background-color: var(--primary-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
}

.recommendation-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.product-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--primary-white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    z-index: 10;
}

.product-image {
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 2px solid var(--border-color);
}

.product-info {
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.recommendation-card h3 {
    color: var(--primary-blue);
    margin-top: 0;
    margin-bottom: 0.5rem;
    border: none;
    font-size: 1.4rem;
}

.product-category {
    color: var(--accent-teal);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.8rem;
}

.product-description {
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.2rem;
    flex-grow: 1;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.stars {
    color: #ffc107;
    font-size: 1rem;
    letter-spacing: 2px;
}

.rating-text {
    color: #666;
    font-size: 0.85rem;
}

.product-price {
    margin-bottom: 1.2rem;
    font-size: 1.15rem;
}

.product-price strong {
    color: var(--primary-blue);
    font-size: 1.4rem;
    margin-right: 0.8rem;
}

.original-price {
    text-decoration: line-through;
    color: #999;
    font-size: 0.95rem;
}

.view-review-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-teal) 0%, var(--secondary-blue) 100%);
    color: var(--primary-white);
    padding: 0.85rem 1.8rem;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.view-review-button:hover {
    background: linear-gradient(135deg, var(--secondary-blue) 0%, var(--primary-blue) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--primary-white);
}

.product-benefits {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-bottom: 1.2rem;
}

.benefit-badge {
    background-color: var(--primary-light-blue);
    color: var(--primary-blue);
    padding: 0.5rem 0.9rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid var(--border-color);
}

.view-official-button {
    display: inline-block;
    background: linear-gradient(135deg, #ff9800 0%, #ff7043 100%);
    color: var(--primary-white);
    padding: 0.95rem 2rem;
    border-radius: 6px;
    font-weight: 700;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    border: none;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.95rem;
}

.view-official-button:hover {
    background: linear-gradient(135deg, #ff7043 0%, #ff5722 100%);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
    color: var(--primary-white);
}

/* ===========================
   SERVICES SECTION
   =========================== */
.services-section {
    background-color: var(--light-gray);
    padding: 3rem 1.5rem;
}

.services-section h2 {
    text-align: center;
    color: var(--primary-blue);
    margin-bottom: 2rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.service-card {
    background-color: var(--primary-white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.service-card h3 {
    color: var(--accent-teal);
    margin-top: 0;
    border: none;
}

.service-card p {
    color: var(--text-color);
}

/* ===========================
   FOOTER
   =========================== */
.footer {
    background-color: var(--dark-gray);
    color: var(--primary-white);
    padding: 3rem 1.5rem 1rem;
    margin-top: 3rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--accent-teal);
    margin-top: 0;
    margin-bottom: 0.8rem;
}

.footer-section a {
    color: var(--primary-light-blue);
    display: block;
    margin-bottom: 0.5rem;
}

.footer-section a:hover {
    color: var(--accent-teal);
}

.footer-section ul {
    list-style: none;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.85rem;
    color: #ccc;
    max-width: 1200px;
    margin: 0 auto;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

/* Tablet (768px and below) */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--primary-white);
        gap: 0;
        box-shadow: var(--shadow);
    }

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

    .nav-menu li {
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu a {
        display: block;
        padding: 1rem 1.5rem;
    }

    .menu-toggle {
        display: flex;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.2rem;
    }

    .hero {
        padding: 2.5rem 1.5rem;
        min-height: 250px;
    }

    .hero-content h2 {
        font-size: 1.8rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .cta-box {
        padding: 2rem;
    }

    .cta-box h3 {
        font-size: 1.5rem;
    }

    section {
        padding: 2rem 0;
    }

    .article-section {
        padding: 2rem 1.5rem;
    }

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

/* Mobile (480px and below) */
@media (max-width: 480px) {
    .nav-container {
        padding: 1rem;
    }

    .logo h1 {
        font-size: 1.2rem;
    }

    .hero {
        padding: 2rem 1rem;
        min-height: 200px;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .hero-content p {
        font-size: 0.95rem;
    }

    .cta-box {
        padding: 1.5rem;
    }

    .cta-box h3 {
        font-size: 1.3rem;
    }

    .cta-button {
        padding: 0.75rem 2rem;
        font-size: 0.95rem;
    }

    .container {
        padding: 0 1rem;
    }

    section {
        padding: 1.5rem 0;
    }

    .article-content h3 {
        margin-top: 1.5rem;
    }

    .article-list {
        margin: 1rem 0;
    }

    .article-list li {
        padding: 0.5rem 0;
        font-size: 0.95rem;
    }

    .article-highlight {
        padding: 1rem;
    }

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

    .footer-bottom {
        font-size: 0.75rem;
    }
}

/* Large Screens (1024px and above) */
@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }

    .article-section {
        padding: 3rem 2rem;
    }
}

/* ===========================
   PRINT STYLES
   =========================== */
@media print {

    .navbar,
    .footer,
    .cta-section {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }
}