/* ============================================
   Sujal G. Patel, MD — Medical Website Styles
   Palette: Emerald Green + Cream
   ============================================ */

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

:root {
    --emerald-50: #ecfdf5;
    --emerald-100: #d1fae5;
    --emerald-200: #a7f3d0;
    --emerald-300: #6ee7b7;
    --emerald-400: #34d399;
    --emerald-500: #10b981;
    --emerald-600: #059669;
    --emerald-700: #047857;
    --emerald-800: #065f46;
    --emerald-900: #064e3b;
    --emerald-950: #022c22;

    --cream-50: #fdfcf8;
    --cream-100: #faf8f0;
    --cream-200: #f5f0e1;
    --cream-300: #ede5cc;
    --cream-400: #e0d4b0;

    --neutral-50: #fafafa;
    --neutral-100: #f4f4f5;
    --neutral-200: #e4e4e7;
    --neutral-300: #d4d4d8;
    --neutral-400: #a1a1aa;
    --neutral-500: #71717a;
    --neutral-600: #52525b;
    --neutral-700: #3f3f46;
    --neutral-800: #27272a;
    --neutral-900: #18181b;
    --neutral-950: #09090b;

    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --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, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: 0.25s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--neutral-800);
    background-color: var(--cream-50);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a {
    color: var(--emerald-700);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--emerald-500);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.938rem;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--emerald-700);
    color: #ffffff;
    border-color: var(--emerald-700);
}

.btn-primary:hover {
    background-color: var(--emerald-600);
    border-color: var(--emerald-600);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    background-color: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
    color: #ffffff;
}

.btn-full {
    width: 100%;
}

/* ============================================
   Section Shared
   ============================================ */
.section-label {
    display: inline-block;
    font-size: 0.813rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--emerald-700);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--neutral-900);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.063rem;
    color: var(--neutral-600);
    max-width: 640px;
    line-height: 1.7;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header .section-subtitle {
    margin: 0 auto;
}

/* ============================================
   Reveal Animation (progressive enhancement)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(253, 252, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--cream-200);
    transition: box-shadow var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.063rem;
    font-weight: 700;
    color: var(--emerald-800);
    text-decoration: none;
}

.nav-logo:hover {
    color: var(--emerald-700);
}

.nav-logo-icon {
    color: var(--emerald-700);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a {
    padding: 8px 16px;
    font-size: 0.938rem;
    font-weight: 500;
    color: var(--neutral-700);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all var(--transition);
}

.nav-links a:hover {
    color: var(--emerald-700);
    background-color: var(--emerald-50);
}

.nav-cta {
    background-color: var(--emerald-700) !important;
    color: #ffffff !important;
    font-weight: 600 !important;
    margin-left: 8px;
}

.nav-cta:hover {
    background-color: var(--emerald-600) !important;
    color: #ffffff !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--neutral-700);
    border-radius: 2px;
    transition: all var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--neutral-900);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.45;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(2, 44, 34, 0.88) 0%,
        rgba(4, 120, 87, 0.80) 50%,
        rgba(6, 78, 59, 0.85) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 120px 24px 80px;
    max-width: 780px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--emerald-200);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.813rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-bottom: 28px;
    backdrop-filter: blur(4px);
}

.hero-headline {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    color: #ffffff;
    line-height: 1.15;
    margin-bottom: 24px;
    max-width: 680px;
}

.hero-subheadline {
    font-size: clamp(1rem, 2vw, 1.188rem);
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 56px;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.938rem;
    font-weight: 500;
}

.hero-trust-item svg {
    color: var(--emerald-400);
    flex-shrink: 0;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    color: rgba(255, 255, 255, 0.5);
    animation: heroScroll 2s ease-in-out infinite;
}

@keyframes heroScroll {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; }
    50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: 100px 0;
    background-color: var(--cream-50);
}

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

.service-card {
    background-color: #ffffff;
    border: 1px solid var(--cream-200);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition);
}

.service-card:hover {
    border-color: var(--emerald-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--emerald-50);
    border-radius: var(--radius-md);
    color: var(--emerald-700);
    margin-bottom: 20px;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.188rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.938rem;
    color: var(--neutral-600);
    line-height: 1.7;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 100px 0;
    background-color: #ffffff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

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

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

.about-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
}

.about-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 160px;
    height: 160px;
    background-color: var(--emerald-100);
    border-radius: var(--radius-xl);
    z-index: -1;
}

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

.about-intro {
    font-size: 1.063rem;
    color: var(--neutral-700);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-values {
    margin-top: 36px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-value {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.about-value-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--emerald-50);
    border-radius: var(--radius-sm);
    color: var(--emerald-700);
    flex-shrink: 0;
}

.about-value strong {
    display: block;
    font-size: 0.938rem;
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: 4px;
}

.about-value span {
    font-size: 0.875rem;
    color: var(--neutral-600);
    line-height: 1.6;
}

/* ============================================
   Approach Section
   ============================================ */
.approach {
    padding: 100px 0;
    background-color: var(--emerald-900);
}

.approach .section-label {
    color: var(--emerald-400);
}

.approach .section-title {
    color: #ffffff;
}

.approach .section-subtitle {
    color: rgba(255, 255, 255, 0.7);
}

.approach-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 0;
}

.approach-step {
    background-color: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition);
}

.approach-step:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.18);
    transform: translateY(-4px);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--emerald-400);
    line-height: 1;
    margin-bottom: 20px;
    opacity: 0.7;
}

.approach-step h3 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 12px;
}

.approach-step p {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
}

/* ============================================
   Insurance Section
   ============================================ */
.insurance {
    padding: 100px 0;
    background-color: var(--cream-100);
}

.insurance-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.insurance-desc {
    font-size: 1.063rem;
    color: var(--neutral-600);
    line-height: 1.8;
    margin-bottom: 32px;
}

.insurance-benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 32px;
}

.insurance-benefits li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.938rem;
    font-weight: 500;
    color: var(--neutral-700);
}

.insurance-benefits li svg {
    color: var(--emerald-600);
    flex-shrink: 0;
}

.insurance-note {
    font-size: 0.938rem;
    color: var(--neutral-500);
}

.insurance-note a {
    font-weight: 600;
    color: var(--emerald-700);
}

.insurance-visual {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.insurance-card {
    background-color: #ffffff;
    border: 1px solid var(--cream-200);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: all var(--transition);
}

.insurance-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.insurance-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--emerald-50);
    border-radius: var(--radius-md);
    color: var(--emerald-700);
    flex-shrink: 0;
}

.insurance-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: 6px;
}

.insurance-card p {
    font-size: 0.875rem;
    color: var(--neutral-600);
    line-height: 1.6;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: 100px 0;
    background-color: #ffffff;
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-desc {
    font-size: 1.063rem;
    color: var(--neutral-600);
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-bottom: 32px;
}

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

.contact-detail-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--emerald-50);
    border-radius: var(--radius-md);
    color: var(--emerald-700);
    flex-shrink: 0;
}

.contact-detail strong {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.contact-detail span,
.contact-detail a {
    font-size: 0.938rem;
    color: var(--neutral-600);
    line-height: 1.6;
}

.contact-detail a:hover {
    color: var(--emerald-700);
}

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

.contact-form-wrapper {
    background-color: var(--cream-50);
    border: 1px solid var(--cream-200);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.contact-form-header {
    margin-bottom: 32px;
}

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

.contact-form-header p {
    font-size: 0.938rem;
    color: var(--neutral-500);
    line-height: 1.6;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--neutral-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--neutral-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.938rem;
    color: var(--neutral-800);
    background-color: #ffffff;
    transition: border-color var(--transition), box-shadow var(--transition);
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--emerald-500);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.12);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    display: none;
    text-align: center;
    padding: 48px 24px;
}

.form-success svg {
    color: var(--emerald-600);
    margin-bottom: 20px;
}

.form-success h4 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--neutral-900);
    margin-bottom: 12px;
}

.form-success p {
    font-size: 0.938rem;
    color: var(--neutral-600);
    line-height: 1.7;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--neutral-950);
    padding: 72px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 56px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.063rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 16px;
    text-decoration: none;
}

.footer-logo svg {
    color: var(--emerald-500);
}

.footer-brand p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.813rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
    transition: color var(--transition);
}

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

.footer-contact p {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
    margin-bottom: 8px;
}

.footer-contact a {
    color: var(--emerald-400);
    font-weight: 500;
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    padding: 28px 0;
}

.footer-bottom p {
    font-size: 0.813rem;
    color: rgba(255, 255, 255, 0.35);
}

.footer-disclaimer {
    font-size: 0.75rem !important;
    color: rgba(255, 255, 255, 0.25) !important;
    max-width: 480px;
    text-align: right;
    line-height: 1.5;
}

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

    .approach-steps {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background-color: rgba(253, 252, 248, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 24px;
        gap: 4px;
        border-bottom: 1px solid var(--cream-200);
        box-shadow: var(--shadow-lg);
        transform: translateY(-120%);
        opacity: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
        pointer-events: none;
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-links a {
        width: 100%;
        padding: 12px 16px;
    }

    .nav-cta {
        margin-left: 0 !important;
        text-align: center;
        margin-top: 8px;
    }

    .hero-content {
        padding: 140px 24px 100px;
    }

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

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

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

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

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

    .about-image img {
        height: 360px;
    }

    .about-accent {
        display: none;
    }

    .approach-steps {
        grid-template-columns: 1fr;
    }

    .insurance-layout {
        grid-template-columns: 1fr;
    }

    .insurance-benefits {
        grid-template-columns: 1fr;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-content {
        padding: 120px 16px 80px;
    }

    .services,
    .about,
    .approach,
    .insurance,
    .contact {
        padding: 72px 0;
    }

    .section-header {
        margin-bottom: 48px;
    }
}