:root {
    --primary: #1f8a37;
    --primary-light: #48c064;
    --bg-body: #f0fff4;
    --bg-card: #ffffff;
    --text-main: #1a2e1f;
    --text-muted: #4b5563;
    --border: #dcfce7;
    --navbar-bg: rgba(255, 255, 255, 0.9);
}

[data-theme="dark"] {
    --bg-body: #000000;
    --bg-card: #065f46;
    --text-main: #ecfdf5;
    --text-muted: #d1fae5;
    --border: #000000;
    --navbar-bg: rgba(0, 0, 0, 0.9);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    transition: all 0.3s ease;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    height: 80px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    background: var(--navbar-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-main);
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 0.5rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1rem;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
}

.highlight { color: var(--primary); }

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-primary:hover { background: var(--primary-light); }

/* Services Grid */
.services-section { padding: 80px 0; }

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

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

.service-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    transition: transform 0.3s;
}

.service-card:hover { transform: translateY(-10px); }

.service-card .icon { font-size: 2.5rem; margin-bottom: 1rem; }

/* Contact Card */
.contact-card {
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 20px;
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.notice { color: var(--primary); font-weight: 700; margin-top: 1rem; }

.price { font-size: 1.2rem; margin-top: 1.5rem; }

footer {
    text-align: center;
    padding: 40px 0;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .nav-links { display: none; }
}

____________________________________
/* Page Header for Subpages */
.page-header {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
    color: white;
    padding: 60px 0;
    text-align: center;
    margin-top: 70px; /* Space for fixed navbar */
}

.about-detail {
    padding: 50px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 80px;
    align-items: start;
}

.qual-list {
    list-style: none;
    padding: 0;
    margin-top: 20px;
}

.qual-list li {
    margin-bottom: 15px;
    font-size: 15px;
}

.qual-list i {
    color: #27ae60;
    margin-right: 10px;
    width: 20px;
}

.stat-card {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 15px;
    text-align: left;
    margin-bottom: 20px;
    border: 1px solid #eee;
}

.stat-card h3 {
    font-size: 2.5rem;
    color: #27ae60;
    margin-bottom: 5px;
}

.expertise-tags span {
    display: inline-block;
    background: #e8f5e9;
    color: #2e7d32;
    padding: 8px 20px;
    border-radius: 25px;
    margin: 5px;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
}
_______________________________________________________________________

/* Professional Overrides */
body.about-page-professional {
    font-family: 'Inter', sans-serif;
    background-color: #f9fbff;
    color: #1a64e4;
    line-height: 1.6;
}

.main-content {
    padding-top: 100px;
    padding-bottom: 60px;
}

.about-header {
    text-align: left;
    margin-bottom: 50px;
}

.about-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 5px;
}

.professional-title {
    font-size: 1.2rem;
    color: #3182ce;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Info Blocks */
.info-block {
    background: #ffffff;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    margin-bottom: 30px;
    border: 1px solid #edf2f7;
}

.block-title {
    display: flex;
    align-items: left;
    gap: 15px;
    margin-bottom: 25px;
    border-bottom: 2px solid #f7fafc;
    padding-bottom: 15px;
}

.block-title i {
    font-size: 1.8rem;
    color: #3182ce;
}

.block-title h2 {
    font-size: 1.5rem;
    font-weight: 600;
}

/* Lists */
.main-qual-list {
    list-style: none;
    padding: 0;
}

.main-qual-list li {
    padding: 12px 0;
    font-weight: 500;
    border-bottom: 1px solid #f1f5f9;
    display: flex;
    align-items: center;
}

.main-qual-list li::before {
    content: "\f058";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    margin-right: 15px;
    color: #162ee0;
}

/* Certification Grid */
.cert-masonry {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.cert-category {
    background: #f8fafc;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
}

.cert-category h4 {
    color: #1866ba;
    font-size: 1rem;
    margin-bottom: 15px;
    min-height: 2.5em;
}

.cert-list {
    list-style: none;
    padding: 0;
}

.cert-list li {
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: #1361e7;
    position: relative;
    padding-left: 15px;
}

.cert-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #3182ce;
}

.full-width {
    grid-column: 1 / -1;
}

.medscape-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 768px) {
    .cert-masonry, .medscape-grid {
        grid-template-columns: 1fr;
    }
}