@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

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

:root {
    --primary: #1565C0;
    --primary-light: #1976D2;
    --primary-dark: #0D47A1;
    --secondary: #00897B;
    --accent: #00BCD4;
    --gradient: linear-gradient(135deg, #1565C0, #00BCD4);
    --gradient-2: linear-gradient(135deg, #00897B, #00BCD4);
    --dark: #0f1c2e;
    --light: #f0f4f8;
    --white: #ffffff;
    --gray: #607D8B;
    --shadow: 0 8px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 15px 40px rgba(0,0,0,0.12);
    --radius: 16px;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.7;
    color: #333;
    overflow-x: hidden;
    background: var(--white);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--light); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }

/* Navbar */
.navbar {
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(10px);
    padding: 12px 5%;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar .logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.navbar .logo img {
    height: 55px;
}

.navbar .logo h1 {
    display: none;
}

.navbar .logo h1 span {
    display: block;
    font-size: 0.65rem;
    color: var(--gray);
    font-weight: 400;
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 16px;
    border-radius: 25px;
    transition: all 0.3s;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--white);
    background: var(--gradient);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
    padding: 5px;
}

.hamburger span {
    width: 26px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px;
    transition: 0.3s;
}

/* Hero Slider */
.hero-slider {
    position: relative;
    width: 100%;
    height: 85vh;
    margin-top: 72px;
    overflow: hidden;
}

.hero-slider .slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.2s ease;
}

.hero-slider .slide.active {
    opacity: 1;
}

.hero-slider .slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-slider .slide .overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,28,46,0.85) 0%, rgba(0,188,212,0.3) 100%);
    display: flex;
    align-items: center;
    padding: 0 8%;
}

.hero-slider .slide .overlay .hero-text {
    color: var(--white);
    max-width: 650px;
}

.hero-slider .slide .overlay .hero-text h2 {
    font-size: 3rem;
    margin-bottom: 15px;
    line-height: 1.2;
    font-weight: 800;
}

.hero-slider .slide .overlay .hero-text p {
    font-size: 1.15rem;
    margin-bottom: 25px;
    opacity: 0.95;
    font-weight: 300;
}

.hero-slider .slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.95);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.3rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    color: var(--primary);
    font-weight: bold;
}

.hero-slider .slider-btn:hover {
    transform: translateY(-50%) scale(1.1);
}

.hero-slider .prev-btn { left: 20px; }
.hero-slider .next-btn { right: 20px; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 5px 20px rgba(21,101,192,0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(21,101,192,0.4);
}

.btn-success {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: var(--white);
    box-shadow: 0 5px 20px rgba(37,211,102,0.3);
}

.btn-success:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37,211,102,0.4);
}

/* Sections */
section {
    padding: 80px 5%;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--dark);
    margin-bottom: 12px;
    font-weight: 700;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient);
    border-radius: 2px;
}

.section-title p {
    color: var(--gray);
    max-width: 600px;
    margin: 15px auto 0;
}

/* Doctor Cards */
.doctors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
}

.doctor-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid rgba(0,0,0,0.04);
    position: relative;
    overflow: hidden;
}

.doctor-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s;
}

.doctor-card:hover::before {
    transform: scaleX(1);
}

.doctor-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.doctor-card .doctor-icon {
    width: 75px;
    height: 75px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    color: var(--white);
    font-size: 1.6rem;
    box-shadow: 0 8px 20px rgba(21,101,192,0.25);
}

.doctor-photo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 15px;
    display: block;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.doctor-card h3 {
    color: var(--dark);
    margin-bottom: 6px;
    font-size: 1.05rem;
}

.doctor-card .specialty {
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.doctor-card .timing {
    color: var(--gray);
    font-size: 0.83rem;
    background: var(--light);
    padding: 6px 12px;
    border-radius: 20px;
    display: inline-block;
}

/* Facilities */
.facilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 18px;
    max-width: 1000px;
    margin: 0 auto;
}

.facility-item {
    background: var(--gradient);
    color: var(--white);
    padding: 22px 15px;
    border-radius: var(--radius);
    text-align: center;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(21,101,192,0.2);
}

.facility-item:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 30px rgba(21,101,192,0.3);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 35px 25px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.4s ease;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
    border: 1px solid rgba(0,0,0,0.04);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: 'Enquire on WhatsApp →';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    padding: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.service-card:hover::after {
    transform: translateY(0);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card .service-icon {
    font-size: 2.8rem;
    margin-bottom: 18px;
    display: block;
}

.service-card h3 {
    margin-bottom: 10px;
    color: var(--dark);
    font-size: 1.1rem;
}

.service-card p {
    color: var(--gray);
    font-size: 0.88rem;
}

/* Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px;
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-item {
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow);
    transition: all 0.4s ease;
    position: relative;
}

.gallery-item::after {
    content: '🔍';
    position: absolute;
    inset: 0;
    background: rgba(15,28,46,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    opacity: 0;
    transition: opacity 0.3s;
}

.gallery-item:hover::after {
    opacity: 1;
}

.gallery-item:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-lg);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.96);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 90%;
    max-height: 85vh;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.lightbox .lb-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.95);
    border: none;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    color: var(--primary);
    font-weight: bold;
    transition: all 0.3s;
}

.lightbox .lb-btn:hover {
    transform: translateY(-50%) scale(1.1);
}

.lightbox .lb-prev { left: 25px; }
.lightbox .lb-next { right: 25px; }

.lightbox .lb-close {
    position: absolute;
    top: 25px;
    right: 25px;
    background: rgba(255,255,255,0.95);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    color: #e53935;
    font-weight: bold;
    transition: all 0.3s;
}

.lightbox .lb-close:hover {
    background: #e53935;
    color: white;
}

/* Contact */
.contact-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-form {
    background: var(--white);
    padding: 35px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(0,0,0,0.04);
}

.contact-form .form-group {
    margin-bottom: 18px;
}

.contact-form label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--dark);
    font-size: 0.9rem;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e8eef3;
    border-radius: 12px;
    font-size: 0.95rem;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s;
    background: #fafcfe;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 4px rgba(21,101,192,0.1);
}

.contact-map {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border: none;
}

/* Review */
.review-section {
    background: var(--light);
    text-align: center;
}

.review-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 16px 45px;
    background: var(--gradient);
    color: var(--white);
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    transition: all 0.3s;
    box-shadow: 0 8px 25px rgba(21,101,192,0.3);
}

.review-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(21,101,192,0.4);
}

/* Footer */
footer {
    background: linear-gradient(180deg, #0f1c2e 0%, #1a2d45 100%);
    color: var(--white);
    padding: 50px 5% 25px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 35px;
    margin-bottom: 35px;
}

.footer-content h3 {
    margin-bottom: 18px;
    color: var(--accent);
    font-size: 1.1rem;
}

.footer-content a {
    color: #b0bec5;
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.footer-content a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-content p {
    color: #b0bec5;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.08);
    color: #78909c;
    font-size: 0.85rem;
}

/* Page Header */
.page-header {
    background: var(--gradient);
    padding: 120px 5% 60px;
    text-align: center;
    color: var(--white);
    margin-top: 72px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.page-header h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.page-header p {
    position: relative;
    z-index: 1;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Timeline */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 100%;
    background: var(--gradient);
    border-radius: 3px;
}

.timeline-item {
    padding: 20px 30px;
    width: 50%;
    position: relative;
}

.timeline-item:nth-child(odd) {
    margin-left: auto;
    padding-left: 40px;
}

.timeline-item:nth-child(even) {
    padding-right: 40px;
    text-align: right;
}

.timeline-item .content {
    background: var(--white);
    padding: 25px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.timeline-item .content:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.timeline-item .content h3 {
    color: var(--primary);
    margin-bottom: 8px;
}

.timeline-item .content p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* CTA Strip */
.cta-strip {
    background: var(--gradient-2);
    padding: 40px 5%;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.cta-strip::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.08);
    border-radius: 50%;
}

.cta-strip h3 {
    font-size: 1.6rem;
    margin-bottom: 18px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.cta-strip .btn {
    background: var(--white);
    color: var(--primary);
    font-weight: 700;
    position: relative;
    z-index: 1;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.cta-strip .btn:hover {
    transform: translateY(-3px);
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 62px;
    height: 62px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.8rem;
    text-decoration: none;
    box-shadow: 0 6px 25px rgba(37,211,102,0.4);
    z-index: 999;
    transition: all 0.3s;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 6px 25px rgba(37,211,102,0.4); }
    50% { box-shadow: 0 6px 35px rgba(37,211,102,0.6); }
}

.whatsapp-float:hover {
    transform: scale(1.15);
}

/* Mobile */
@media (max-width: 768px) {
    .hamburger { display: flex; }

    .nav-links {
        position: fixed;
        top: 72px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 72px);
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        padding-top: 50px;
        gap: 15px;
        transition: left 0.4s ease;
    }

    .nav-links.active { left: 0; }
    .nav-links a { font-size: 1.1rem; padding: 12px 30px; }

    .hero-slider { height: 55vh; }
    .hero-slider .slide .overlay .hero-text h2 { font-size: 1.6rem; }
    .hero-slider .slide .overlay .hero-text p { font-size: 0.9rem; }
    .hero-slider .slider-btn { width: 40px; height: 40px; font-size: 1rem; }

    section { padding: 50px 4%; }
    .section-title h2 { font-size: 1.6rem; }
    .contact-section { grid-template-columns: 1fr; }

    .timeline::before { left: 20px; }
    .timeline-item {
        width: 100%;
        padding-left: 50px !important;
        padding-right: 0 !important;
        text-align: left !important;
    }
    .timeline-item:nth-child(odd) { margin-left: 0; }

    .navbar .logo img { height: 38px; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .doctors-grid { grid-template-columns: 1fr; }
    .page-header { padding: 100px 5% 40px; }
    .page-header h2 { font-size: 1.8rem; }
    .services-grid { grid-template-columns: 1fr; }
    .facilities-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
}

@media (max-width: 480px) {
    .hero-slider { height: 45vh; }
    .hero-slider .slide .overlay .hero-text h2 { font-size: 1.3rem; }
    .navbar .logo img { height: 32px; }
    .btn { padding: 12px 25px; font-size: 0.85rem; }
    .gallery-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .lightbox .lb-btn { width: 40px; height: 40px; font-size: 1.2rem; }
    .lightbox .lb-prev { left: 10px; }
    .lightbox .lb-next { right: 10px; }
}