:root {
    --bg-primary: #080c0a;
    --bg-secondary: #0f1613;
    --bg-card: #15201b;
    --border-color: #21352c;
    --green-primary: #00E676;
    --green-hover: #00C853;
    --green-glow: rgba(0, 230, 118, 0.25);
    --text-main: #f0fdf4;
    --text-muted: #94a3b8;
    --accent-dark: #040706;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Outfit', 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-main);
}

body {
    overflow-x: hidden;
    line-height: 1.6;
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(8, 12, 10, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--green-primary), #004d25);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-dark);
    font-size: 1.2rem;
    box-shadow: 0 0 15px var(--green-glow);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

/* Mobile Menu Toggle Button */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Language Switcher Buttons */
.lang-switcher {
    display: flex;
    gap: 0.4rem;
    background: var(--bg-secondary);
    padding: 0.25rem;
    border-radius: 50px;
    border: 1px solid var(--border-color);
}

.lang-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.35rem 0.55rem;
    border-radius: 50px;
    font-size: 1rem;
    transition: var(--transition);
    opacity: 0.5;
    filter: grayscale(40%);
}

.lang-btn.active {
    opacity: 1;
    filter: grayscale(0%);
    background: var(--bg-card);
    box-shadow: 0 0 10px rgba(0, 230, 118, 0.2);
}

.btn-primary {
    background: var(--green-primary);
    color: var(--accent-dark);
    padding: 0.65rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 4px 20px var(--green-glow);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary:hover {
    background: var(--green-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 230, 118, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    padding: 0.65rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.btn-outline:hover {
    border-color: var(--green-primary);
    color: var(--green-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 8rem 2rem 4rem;
    background: radial-gradient(circle at 80% 20%, rgba(0, 230, 118, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 10% 80%, rgba(0, 76, 37, 0.1) 0%, transparent 50%),
                var(--bg-primary);
    overflow: hidden;
}

.hero-container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 230, 118, 0.1);
    color: var(--green-primary);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(0, 230, 118, 0.2);
}

.hero h1 {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--green-primary), #69F0AE);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.stat-item h3 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--green-primary);
    margin-bottom: 0.25rem;
}

.stat-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.doctor-card-glow {
    position: absolute;
    width: 380px;
    height: 480px;
    background: linear-gradient(135deg, var(--green-primary), #004d25);
    border-radius: 30px;
    filter: blur(40px);
    opacity: 0.3;
    z-index: 1;
}

.doctor-img-container {
    position: relative;
    z-index: 2;
    width: 380px;
    height: 480px;
    border-radius: 30px;
    overflow: hidden;
    border: 2px solid var(--border-color);
    background: var(--bg-card);
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
}

.doctor-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.95) contrast(1.05);
}

.floating-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: rgba(15, 22, 19, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 3;
}

.floating-icon {
    width: 45px;
    height: 45px;
    background: rgba(0, 230, 118, 0.15);
    color: var(--green-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

.floating-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

.floating-text p {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin: 0;
}

/* About Section */
.section {
    padding: 7rem 2rem;
    position: relative;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 5rem auto;
}

.section-header h2 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-top: 1rem;
    letter-spacing: -0.5px;
}

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

.about-text p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.feature-box {
    display: flex;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition);
}

.feature-box:hover {
    border-color: var(--green-primary);
    transform: translateX(5px);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 230, 118, 0.1);
    color: var(--green-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.feature-content h3 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.feature-content p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

.about-visual {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

.about-quote {
    font-size: 1.4rem;
    font-style: italic;
    color: var(--text-main);
    line-height: 1.5;
    margin-bottom: 2rem;
    position: relative;
}

.about-quote::before {
    content: '"';
    font-size: 4rem;
    color: var(--green-primary);
    position: absolute;
    top: -20px;
    left: -20px;
    opacity: 0.3;
}

.doctor-signature {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--green-primary);
}

/* Services Section */
.services-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.service-card:hover {
    border-color: var(--green-primary);
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
}

.service-icon-box {
    width: 60px;
    height: 60px;
    background: rgba(0, 230, 118, 0.1);
    color: var(--green-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 1.8rem;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.service-link {
    color: var(--green-primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.service-link:hover {
    gap: 0.8rem;
}

/* Video Section */
.video-section {
    background: var(--bg-primary);
    position: relative;
}

.video-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.video-column {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #000;
}

.video-wrapper {
    width: 100%;
    height: auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.video-wrapper video {
    width: 100%;
    height: auto;
    max-height: 520px;
    object-fit: contain;
    display: block;
    background: #000;
}

.video-dots-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.video-dot-item {
    display: flex;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.video-dot-item:hover {
    border-color: var(--green-primary);
    transform: translateY(-5px);
    box-shadow: 0 15px 35px var(--green-glow);
}

.video-dot-bullet {
    width: 48px;
    height: 48px;
    background: rgba(0, 230, 118, 0.15);
    color: var(--green-primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.video-dot-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.video-dot-content p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: #fff;
    border-radius: 50px;
    padding: 0.75rem 1.2rem;
    font-size: 1.4rem;
    box-shadow: 0 4px 25px rgba(37, 211, 102, 0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    transition: var(--transition);
    font-weight: 600;
}

.whatsapp-float span {
    font-size: 0.9rem;
    display: none;
}

@media(min-width: 768px) {
    .whatsapp-float span {
        display: inline;
    }
}

.whatsapp-float:hover {
    background-color: #20ba5a;
    transform: scale(1.05);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.7);
}

/* Contact Section */
.contact-section {
    position: relative;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.contact-info-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem;
}

.contact-info-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-info-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 230, 118, 0.1);
    color: var(--green-primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-info-content h4 {
    font-size: 1.05rem;
    margin-bottom: 0.25rem;
}

.contact-info-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.contact-form-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    padding: 0.9rem 1.2rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-main);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--green-primary);
    box-shadow: 0 0 10px rgba(0, 230, 118, 0.15);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 10px;
    font-size: 0.95rem;
    display: none;
}

.form-message.success {
    background: rgba(0, 230, 118, 0.1);
    border: 1px solid var(--green-primary);
    color: var(--green-primary);
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
    color: #ef4444;
    display: block;
}

/* Footer */
footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 2rem;
    text-align: center;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-socials {
    display: flex;
    gap: 1.5rem;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
    text-decoration: none;
    transition: var(--transition);
}

.footer-socials a:hover {
    background: var(--green-primary);
    color: var(--accent-dark);
    border-color: var(--green-primary);
}

footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive Design for Tablets & Mobile Devices */
@media(max-width: 968px) {
    .nav-container {
        padding: 1rem 1.5rem;
    }

    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 75px;
        left: 0;
        width: 100%;
        background: rgba(8, 12, 10, 0.98);
        backdrop-filter: blur(16px);
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
        padding: 2.5rem 0;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 15px 30px rgba(0,0,0,0.5);
        transform: translateY(-150%);
        opacity: 0;
        transition: var(--transition);
        z-index: 999;
    }

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

    .hero {
        padding: 7rem 1.5rem 3rem;
        min-height: auto;
    }

    .hero-container, .about-grid, .video-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

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

    .section {
        padding: 4rem 1.5rem;
    }

    .section-header h2 {
        font-size: 2.2rem;
    }

    .contact-info-box, .contact-form-card, .about-visual {
        padding: 2rem 1.5rem;
    }

    .doctor-img-container, .doctor-card-glow {
        width: 100%;
        max-width: 360px;
        height: 420px;
    }
}

@media(max-width: 480px) {
    .hero h1 {
        font-size: 2.3rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }

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

    .btn-primary, .btn-outline {
        width: 100%;
        justify-content: center;
    }
}