:root {
    --navy: #1e3a8a;
    /* Dark Blue */
    --emerald: #10b981;
    /* Medical Green */
    --sky: #e0f2fe;
    /* Light Blue */
    --slate: #64748b;
    /* Grey Text */
    --text-dark: #334155;
    --text-light: #94a3b8;
    --white: #ffffff;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.6;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    color: var(--navy);
    line-height: 1.3;
}

a {
    text-decoration: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: fixed;
    width: 100%;
    z-index: 100;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    height: 60px;
}

.btn-primary {
    background: var(--navy);
    color: white;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    transition: 0.3s;
}

.btn-primary:hover {
    background: #172554;
}

/* Modern Buttons */
.btn-emerald {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    box-shadow: 0 10px 25px -5px rgba(16, 185, 129, 0.4);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-emerald:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px -5px rgba(16, 185, 129, 0.5);
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.btn-outline-navy {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    background: transparent;
    color: var(--navy);
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    border: 2px solid var(--navy);
    transition: all 0.3s ease;
}

.btn-outline-navy:hover {
    background: var(--navy);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px -5px rgba(30, 58, 138, 0.3);
}

/* Hero Section - Split Layout */
.hero {
    padding-top: 140px;
    padding-bottom: 80px;
    background: linear-gradient(to right, #f8fafc 50%, #eff6ff 50%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.hero-text {
    flex: 1;
}

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

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: 800;
}

.hero h1 span {
    color: var(--emerald);
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--slate);
    margin-bottom: 30px;
    border-left: 4px solid var(--emerald);
    padding-left: 20px;
}

.hero-badges {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.badge {
    background: white;
    padding: 10px 20px;
    border-radius: 50px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    font-weight: 600;
    color: var(--navy);
    display: flex;
    align-items: center;
    gap: 10px;
}

.badge i {
    color: var(--emerald);
}

.robot-visual {
    position: relative;
    z-index: 1;
}

.robot-visual img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(16, 185, 129, 0.2);
    object-fit: cover;
    object-position: right center;
    /* Strict Right Alignment */
    transition: 0.5s;
}

.robot-visual:hover img {
    transform: scale(1.05);
}

/* Info Grid - Diagnosis & Treatment */
.info-section {
    padding: 100px 0;
    background: white;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.info-card {
    background: #F8FAFC;
    padding: 40px;
    border-radius: 15px;
    border-top: 5px solid var(--navy);
    transition: 0.3s;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.05);
    border-color: var(--emerald);
}

.info-card h3 {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.5rem;
}

.info-card i {
    color: var(--emerald);
    font-size: 1.8rem;
}

.info-list {
    list-style: none;
}

.info-list li {
    margin-bottom: 12px;
    padding-left: 25px;
    position: relative;
    color: var(--text-light);
}

.info-list li::before {
    content: '•';
    color: var(--emerald);
    font-size: 1.5rem;
    position: absolute;
    left: 0;
    top: -5px;
}

/* Robotic Surgery Highlight */
.robot-section {
    background: var(--navy);
    padding: 100px 0;
    color: white;
    text-align: center;
}

.robot-section h2 {
    color: white;
    margin-bottom: 20px;
    font-size: 2.5rem;
}

.robot-section p {
    color: #BFDBFE;
    max-width: 800px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
}

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.benefit-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 12px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.benefit-item i {
    font-size: 2.5rem;
    color: var(--emerald);
    margin-bottom: 20px;
}

.benefit-item h4 {
    color: white;
    font-size: 1.2rem;
}

/* Video Gallery */
.video-section {
    padding: 100px 0;
    background: #F0FDF4;
}

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

.section-header h2 {
    font-size: 3rem;
    color: var(--navy);
    margin-bottom: 15px;
    font-weight: 800;
    letter-spacing: -1px;
}

.section-header p {
    font-size: 1.3rem;
    color: var(--slate);
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.video-wrapper {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 Aspect Ratio */
    height: 0;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-info {
    padding: 20px;
}

.video-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

/* FAQ */
.faq-section {
    padding: 100px 0;
    background: white;
}

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

.faq-item {
    border: 1px solid #E2E8F0;
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    background: #F8FAFC;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    padding: 20px;
    display: none;
    background: white;
    line-height: 1.7;
    color: var(--slate);
    border-top: 1px solid #E2E8F0;
}

.faq-item.active .faq-answer {
    display: block;
}

.faq-item.active .faq-question {
    background: var(--navy);
    color: white;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--navy), #1e1b4b);
    color: white;
    position: relative;
}

.contact-split {
    display: flex;
    gap: 0;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.contact-left {
    flex: 1;
    background: #f8fafc;
    position: relative;
    padding: 60px;
    color: #1e293b;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-right: 1px solid #e2e8f0;
}

.contact-left h2 {
    color: var(--navy);
}

.contact-left p {
    color: #64748b !important;
}

.contact-left h3 {
    color: var(--navy) !important;
}

/* Footer modern */
.footer {
    background: var(--navy);
    padding: 50px 0;
    color: white;
    text-align: center;
}

.footer .social-links a {
    color: white;
    font-size: 1.5rem;
    margin: 0 10px;
    opacity: 0.8;
    transition: 0.3s;
}

.footer .social-links a:hover {
    opacity: 1;
    color: var(--emerald);
}

.footer p {
    opacity: 0.7;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.contact-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 58, 138, 0.9);
}

.contact-content {
    position: relative;
    z-index: 2;
}

.contact-right {
    flex: 1;
    padding: 60px;
    background: white;
}

.form-input {
    width: 100%;
    padding: 15px;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    margin-bottom: 20px;
    font-family: var(--font-body);
}

.form-input:focus {
    outline: none;
    border-color: var(--emerald);
    background: white;
}

/* Responsive */
@media(max-width: 900px) {
    .hero {
        background: linear-gradient(to bottom, #f8fafc 50%, #eff6ff 50%);
        padding-top: 100px;
    }

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

    .hero-text p {
        border-left: none;
        border-bottom: 4px solid var(--emerald);
        padding-bottom: 20px;
        padding-left: 0;
    }

    .contact-split {
        flex-direction: column;
    }

    .video-grid {
        grid-template-columns: 1fr;
    }

    .benefit-grid {
        grid-template-columns: 1fr 1fr;
    }

    /* Mobile Form Fix */
    .form-input {
        width: 100%;
        padding: 15px;
        font-size: 16px;
        /* Prevent iOS zoom */
    }

    .contact-right {
        padding: 40px 20px;
    }
}

/* Reviews Section - Modern */
.reviews-section {
    padding: 100px 0;
    background: #f8fafc;
    font-family: 'Montserrat', sans-serif;
    position: relative;
    overflow: hidden;
}

.reviews-header {
    text-align: center;
    margin-bottom: 60px;
}

.reviews-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
}

.google-rating {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    padding: 12px 25px;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid #e2e8f0;
    color: #0f172a;
}

.carousel-wrapper {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.reviews-container {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 30px;
    padding-bottom: 40px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.reviews-container::-webkit-scrollbar {
    display: none;
}

.review-card {
    flex: 0 0 400px;
    scroll-snap-align: center;
    background: #ffffff;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
    border: 1px solid #f1f5f9;
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: transform 0.3s ease;
}

.review-card:hover {
    transform: translateY(-5px);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
}

.review-avatar img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #f8fafc;
}

.review-author h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #0f172a;
    margin: 0 0 5px 0;
}

.review-stars {
    color: #fbbf24;
    font-size: 0.9rem;
}

.review-text {
    color: #475569;
    line-height: 1.7;
    font-size: 1rem;
    font-style: italic;
    opacity: 0.9;
}

.nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #fff;
    border: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    color: #1e293b;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-btn:hover {
    background: #1e293b;
    color: #fff;
}

.prev-btn {
    left: 10px;
}

.next-btn {
    right: 10px;
}

@media (max-width: 768px) {
    .review-card {
        flex: 0 0 300px;
        padding: 25px;
    }

    .nav-btn {
        display: none;
    }
}

.reviews-btn-container {
    text-align: center;
    margin-top: 40px;
}

.reviews-btn-container .btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 45px;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.3);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.reviews-btn-container .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px -5px rgba(15, 23, 42, 0.4);
    background: linear-gradient(135deg, #334155 0%, #1e293b 100%);
}