/* ========================================
   CSS Custom Properties
======================================== */
:root {
    --green-900: #0f3d26;
    --green-800: #1a5c3b;
    --green-700: #227a4e;
    --green-600: #2d9d65;
    --green-500: #3db878;
    --green-400: #6dd19a;
    --green-300: #a8e6c3;
    --green-200: #d4f5e4;
    --green-100: #edfaf2;
    --cream: #f8f7f4;
    --cream-dark: #efece6;
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   Reset & Base
======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* ========================================
   Utility
======================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--green-700);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(26, 92, 59, 0.3);
}

.btn-primary:hover {
    background: var(--green-800);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 92, 59, 0.4);
}

.btn-secondary {
    background: var(--white);
    color: var(--green-800);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ========================================
   Section Tags
======================================== */
.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--green-600);
    margin-bottom: 12px;
}

.section-tag.light {
    color: var(--green-300);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.section-title.light {
    color: var(--white);
}

.section-desc {
    font-size: 1.1rem;
    color: var(--gray-600);
    max-width: 640px;
    line-height: 1.7;
}

.section-desc.light {
    color: var(--green-200);
}

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

.section-header.light {
    margin-bottom: 50px;
}

/* ========================================
   Navbar
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-md);
    padding: 12px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--white);
    transition: var(--transition);
}

.navbar.scrolled .logo {
    color: var(--green-800);
}

.logo-mark {
    width: 38px;
    height: 38px;
    background: var(--green-600);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--green-400);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

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

.navbar.scrolled .nav-links a {
    color: var(--gray-600);
}

.navbar.scrolled .nav-links a::after {
    background: var(--green-600);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--green-700);
}

.nav-cta {
    background: var(--white) !important;
    color: var(--green-800) !important;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600 !important;
    transition: var(--transition);
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background: var(--green-100) !important;
    transform: translateY(-1px);
}

.navbar.scrolled .nav-cta {
    background: var(--green-700) !important;
    color: var(--white) !important;
}

.navbar.scrolled .nav-cta:hover {
    background: var(--green-800) !important;
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.hamburger {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
    display: block;
}

.navbar.scrolled .hamburger {
    background: var(--green-800);
}

.nav-toggle.active .hamburger:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .hamburger:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ========================================
   Hero
======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0f3d26 0%, #1a5c3b 25%, #227a4e 50%, #1e6b44 75%, #0f3d26 100%);
    padding: 120px 24px 80px;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 60% at 20% 40%, rgba(45, 157, 101, 0.3) 0%, transparent 60%),
        radial-gradient(ellipse 60% 80% at 80% 60%, rgba(15, 61, 38, 0.4) 0%, transparent 60%),
        radial-gradient(ellipse 50% 50% at 50% 0%, rgba(61, 184, 120, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.6;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 820px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 100px;
    padding: 8px 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--green-200);
    margin-bottom: 32px;
    backdrop-filter: blur(8px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--green-400);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.4rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: 24px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.hero-sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
}

.stat-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

/* ========================================
   Services
======================================== */
.services {
    padding: 100px 0;
    background: var(--cream);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--green-200);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--green-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-700);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--green-700);
    color: var(--white);
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.65;
}

/* ========================================
   About
======================================== */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image-wrap {
    position: relative;
}

.about-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.about-image:hover img {
    transform: scale(1.03);
}

.about-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--green-200);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.about-content .section-tag {
    margin-bottom: 12px;
}

.about-content .section-title {
    margin-bottom: 24px;
}

.about-text {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.75;
    margin-bottom: 16px;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--gray-700);
}

.value-icon {
    width: 28px;
    height: 28px;
    background: var(--green-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-700);
    flex-shrink: 0;
}

/* ========================================
   Patient Info
======================================== */
.patient-info {
    padding: 100px 0;
    background: linear-gradient(135deg, #0f3d26 0%, #1a5c3b 50%, #227a4e 100%);
    position: relative;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.info-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: 32px;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}

.info-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
}

.info-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.info-card-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-300);
}

.info-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.info-list li {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.info-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.info-list li span:first-child {
    color: rgba(255, 255, 255, 0.7);
}

.info-list li span:last-child {
    font-weight: 600;
    color: var(--white);
}

.info-address {
    font-style: normal;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
    margin-bottom: 12px;
}

.info-paragraph {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
    margin-bottom: 12px;
}

.info-note {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
}

/* ========================================
   Contact
======================================== */
.contact {
    padding: 100px 0;
    background: var(--cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 12px;
}

.contact-info .section-title {
    margin-bottom: 16px;
}

.contact-desc {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 28px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--green-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-700);
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gray-500);
    margin-bottom: 4px;
}

.contact-item a,
.contact-item span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
}

.contact-item a:hover {
    color: var(--green-700);
}

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

/* Contact Form */
.contact-form-wrap {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.contact-form-wrap h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.form-sub {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--gray-800);
    transition: var(--transition);
    background: var(--gray-50);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--green-600);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(45, 157, 101, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

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

.form-success {
    text-align: center;
    padding: 40px 20px;
}

.success-icon {
    width: 64px;
    height: 64px;
    background: var(--green-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-700);
    margin: 0 auto 20px;
}

.form-success h4 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--gray-900);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.9rem;
    color: var(--gray-400);
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--gray-400);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--green-400);
}

.footer-contact p {
    font-size: 0.9rem;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 4px;
}

.footer-contact a {
    color: var(--green-400);
    transition: var(--transition);
}

.footer-contact a:hover {
    color: var(--green-300);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 24px 0;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.footer-disclaimer {
    font-size: 0.8rem;
    color: var(--gray-600);
}

/* ========================================
   Scroll Animations
======================================== */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Responsive
======================================== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 40px;
        box-shadow: var(--shadow-xl);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        color: var(--gray-700) !important;
        font-size: 1.05rem;
    }

    .nav-links a::after {
        background: var(--green-600) !important;
    }

    .nav-cta {
        background: var(--green-700) !important;
        color: var(--white) !important;
        text-align: center;
        width: 100%;
        justify-content: center;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 20px 60px;
        min-height: auto;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-number {
        font-size: 0.9rem;
    }

    .stat-label {
        font-size: 0.7rem;
    }

    .services {
        padding: 70px 0;
    }

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

    .about {
        padding: 70px 0;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .about-accent {
        display: none;
    }

    .about-values {
        grid-template-columns: 1fr;
    }

    .patient-info {
        padding: 70px 0;
    }

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

    .contact {
        padding: 70px 0;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form-wrap {
        padding: 28px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .container {
        padding: 0 16px;
    }
}

/* Mobile overlay */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.nav-overlay.active {
    display: block;
}