/* ============================================
   Dr. Martin Paul Reichenbecher — Medical Website
   Forest Green + Off-White Palette
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --green-900: #0d3320;
    --green-800: #1a5c3a;
    --green-700: #2d7a4f;
    --green-600: #3a9d68;
    --green-500: #4db87a;
    --green-100: #d1f0de;
    --green-50:  #eaf7f0;

    --off-white: #f7f5f0;
    --cream:     #efece4;
    --warm-gray: #8a8578;
    --dark:      #1a1a18;
    --dark-soft: #2e2e2a;
    --text:      #1e1e1c;
    --text-muted:#5c5a54;
    --white:     #ffffff;

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

    --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md:  0 4px 16px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
    --shadow-lg:  0 12px 40px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.06);
    --shadow-xl:  0 24px 60px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.08);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --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-body);
    font-size: 16px;
    line-height: 1.65;
    color: var(--text);
    background-color: var(--off-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;
}

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

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(247, 245, 240, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(26, 92, 58, 0.08);
    transition: var(--transition);
}

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

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    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-weight: 600;
    font-size: 1.05rem;
    color: var(--green-800);
}

.nav-logo-text {
    display: none;
}

@media (min-width: 768px) {
    .nav-logo-text {
        display: inline;
    }
    .nav-logo {
        font-size: 1.1rem;
    }
}

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

.nav-menu a {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--green-800);
    background: var(--green-50);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--green-800);
    color: var(--white) !important;
    border-radius: var(--radius-sm) !important;
    font-weight: 600 !important;
    margin-left: 8px;
}

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

/* Mobile nav toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle-bar {
    width: 22px;
    height: 2px;
    background: var(--green-800);
    border-radius: 2px;
    transition: var(--transition);
    transform-origin: center;
}

.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);
}

@media (min-width: 900px) {
    .nav-toggle {
        display: none;
    }
}

/* Mobile menu */
@media (max-width: 899px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--off-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 40px;
        gap: 4px;
        box-shadow: var(--shadow-xl);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .nav-menu.open {
        right: 0;
    }
    .nav-menu a {
        font-size: 1.05rem;
        width: 100%;
        padding: 12px 16px;
    }
    .nav-cta {
        margin-left: 0;
        margin-top: 12px;
        justify-content: center;
        width: 100%;
        border-radius: var(--radius-md) !important;
    }
    .nav-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.4);
        z-index: 999;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s ease;
    }
    .nav-overlay.active {
        opacity: 1;
        pointer-events: all;
    }
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--off-white);
    padding: 100px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(26, 92, 58, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 900px) {
    .hero-container {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 64px;
    }
}

.hero-content {
    max-width: 580px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--green-50);
    color: var(--green-800);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid var(--green-100);
}

.hero-badge svg {
    flex-shrink: 0;
}

.hero-headline {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--dark);
    margin-bottom: 20px;
}

.text-accent {
    color: var(--green-700);
}

.hero-sub {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 36px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 48px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-decoration: none;
}

.btn-primary {
    background: var(--green-800);
    color: var(--white);
    border-color: var(--green-800);
}

.btn-primary:hover {
    background: var(--green-700);
    border-color: var(--green-700);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(26, 92, 58, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--green-800);
    border-color: var(--green-800);
}

.btn-outline:hover {
    background: var(--green-800);
    color: var(--white);
    transform: translateY(-2px);
}

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

.btn-white:hover {
    background: var(--green-50);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--green-100);
    color: var(--green-800);
    border-color: var(--green-100);
}

.btn-secondary:hover {
    background: var(--green-700);
    color: var(--white);
    border-color: var(--green-700);
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
}

.trust-item svg {
    color: var(--green-700);
    flex-shrink: 0;
}

/* Hero Image */
.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 900px) {
    .hero-image img {
        height: 600px;
    }
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--green-800);
    border-radius: var(--radius-md);
    z-index: -1;
    opacity: 0.15;
}

.hero-stats {
    display: flex;
    gap: 16px;
    margin-top: 20px;
}

.hero-stat {
    background: var(--white);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    flex: 1;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--green-800);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* --- Section Common --- */
.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--green-700);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--dark);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-muted);
    max-width: 600px;
}

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

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

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

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 600px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 900px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

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

.service-card:hover {
    background: var(--white);
    border-color: var(--green-100);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

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

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-muted);
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 900px) {
    .about-grid {
        grid-template-columns: 0.9fr 1.1fr;
        gap: 64px;
    }
}

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

.about-image-wrap img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 92, 58, 0.1) 0%, transparent 60%);
    border-radius: var(--radius-lg);
    pointer-events: none;
}

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

.about-text {
    font-size: 1.02rem;
    line-height: 1.8;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.about-values {
    margin-top: 32px;
    display: grid;
    gap: 14px;
}

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

.value-check {
    width: 24px;
    height: 24px;
    background: var(--green-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* --- Insurance Section --- */
.insurance {
    padding: 80px 0;
    background: var(--green-800);
}

.insurance-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 700px) {
    .insurance-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }
}

.insurance-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
}

.insurance-card-accent {
    background: var(--white);
    border-color: transparent;
}

.insurance-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.insurance-card-accent .insurance-icon {
    background: var(--green-50);
}

.insurance-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.insurance-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.insurance-card h3,
.insurance-card-accent h3 {
    color: var(--white);
}

.insurance-card-accent h3 {
    color: var(--dark);
}

.insurance-card p {
    color: rgba(255, 255, 255, 0.75);
}

.insurance-card-accent p {
    color: var(--text-muted);
}

.insurance-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 16px;
}

.insurance-list li {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.85);
    padding: 6px 0;
    padding-left: 16px;
    position: relative;
}

.insurance-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 14px;
    width: 6px;
    height: 6px;
    background: var(--green-500);
    border-radius: 50%;
}

.insurance-card-accent .insurance-list li {
    color: var(--text-muted);
}

.insurance-card-accent .insurance-list li::before {
    background: var(--green-600);
}

.insurance-card-accent .btn {
    margin-top: 8px;
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: start;
}

@media (min-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr 0.9fr;
        gap: 64px;
    }
}

.contact-intro {
    font-size: 1.02rem;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 36px;
}

.contact-details {
    display: grid;
    gap: 24px;
    margin-bottom: 36px;
}

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

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

.contact-detail strong {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--green-800);
    margin-bottom: 4px;
}

.contact-detail p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.contact-detail a {
    color: var(--green-700);
    font-weight: 600;
    transition: var(--transition);
}

.contact-detail a:hover {
    color: var(--green-800);
}

.contact-cta {
    margin-top: 8px;
}

/* Map */
.contact-map {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    min-height: 400px;
}

.map-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.map-placeholder {
    position: relative;
    z-index: 1;
    height: 100%;
    min-height: 400px;
    background: linear-gradient(135deg, var(--green-800) 0%, var(--green-700) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.map-content {
    text-align: center;
}

.map-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    margin: 8px 0 20px;
    line-height: 1.6;
}

.map-content strong {
    color: var(--white);
    font-size: 1.1rem;
}

/* --- Footer --- */
.footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 48px;
}

@media (min-width: 700px) {
    .footer-grid {
        grid-template-columns: 1.5fr 0.8fr 1fr;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-links ul {
    display: grid;
    gap: 10px;
}

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--green-500);
}

.footer-contact p {
    font-size: 0.9rem;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 10px;
    line-height: 1.6;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}

.footer-contact a:hover {
    color: var(--green-500);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: center;
}

@media (min-width: 600px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-bottom p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.4);
}

.footer-disclaimer {
    font-size: 0.78rem !important;
    max-width: 600px;
    margin: 0 auto;
}

@media (min-width: 600px) {
    .footer-disclaimer {
        margin: 0;
    }
}

/* --- Scroll Reveal (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
                    transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* --- Focus styles for accessibility --- */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--green-600);
    outline-offset: 2px;
    border-radius: 4px;
}

/* --- Print styles --- */
@media print {
    .navbar, .nav-toggle, .hero-image, .contact-map { display: none; }
    body { color: #000; background: #fff; }
    .hero { min-height: auto; padding: 20px 0; }
}