/* ===================================
   Precision Medical Imaging
   Confident Corporate · Terracotta + Sand
   =================================== */

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

:root {
    /* Terracotta Palette */
    --terracotta-50: #fdf4f0;
    --terracotta-100: #fce8de;
    --terracotta-200: #f9d0c0;
    --terracotta-300: #f4ad93;
    --terracotta-400: #ed7f5e;
    --terracotta-500: #e05a35;
    --terracotta-600: #c94420;
    --terracotta-700: #a8351c;
    --terracotta-800: #8a2e1c;
    --terracotta-900: #712718;

    /* Sand / Neutral Palette */
    --sand-50: #faf8f5;
    --sand-100: #f5f0ea;
    --sand-200: #ebe3d8;
    --sand-300: #d9ccb8;
    --sand-400: #c4b396;
    --sand-500: #b09878;
    --sand-600: #967d5e;
    --sand-700: #7a634d;
    --sand-800: #5c4a3a;
    --sand-900: #3d3126;

    /* Trustworthy Blue Accent */
    --blue-600: #1e4a6e;
    --blue-700: #163a56;
    --blue-800: #0f2a3f;
    --blue-900: #091a28;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

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

    /* Spacing */
    --section-padding: clamp(4rem, 8vw, 8rem);
    --container-max: 1200px;
    --container-padding: clamp(1.25rem, 4vw, 3rem);
}

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

body {
    font-family: var(--font-body);
    color: var(--gray-800);
    background-color: var(--sand-50);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--terracotta-600);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--terracotta-700);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: 6px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--terracotta-600);
    color: var(--white);
    border-color: var(--terracotta-600);
}

.btn-primary:hover {
    background-color: var(--terracotta-700);
    border-color: var(--terracotta-700);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(201, 68, 32, 0.3);
}

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

.btn-outline:hover {
    background-color: var(--white);
    color: var(--terracotta-700);
}

.btn-lg {
    padding: 1rem 2.25rem;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--sand-200);
    transition: box-shadow 0.3s ease;
}

.navbar.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--blue-800);
    text-decoration: none;
}

.logo-icon {
    color: var(--terracotta-600);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--gray-700);
    font-weight: 500;
    font-size: 0.9375rem;
    text-decoration: none;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--terracotta-600);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background-color: var(--gray-700);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-image: url('https://images.pexels.com/photos/5994624/pexels-photo-5994624.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    margin-top: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 42, 63, 0.88) 0%, rgba(9, 26, 40, 0.82) 50%, rgba(113, 39, 24, 0.65) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 780px;
    padding-top: 72px;
}

.hero-headline {
    font-family: var(--font-heading);
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subheadline {
    font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
    font-weight: 500;
}

.trust-item svg {
    color: var(--terracotta-300);
    flex-shrink: 0;
}

/* --- Section Shared --- */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 3.5rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--terracotta-600);
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 700;
    color: var(--blue-800);
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* --- Services --- */
.services {
    padding: var(--section-padding) 0;
    background-color: var(--sand-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background-color: var(--white);
    border: 1px solid var(--sand-200);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--terracotta-300);
    box-shadow: 0 8px 30px rgba(224, 90, 53, 0.1);
    transform: translateY(-4px);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--terracotta-50);
    border-radius: 12px;
    color: var(--terracotta-600);
    margin-bottom: 1.25rem;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--blue-800);
    margin-bottom: 0.75rem;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* --- About --- */
.about {
    padding: var(--section-padding) 0;
    background-color: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    border-radius: 16px;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-content .section-tag {
    text-align: left;
}

.about-content .section-title {
    text-align: left;
}

.about-text {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2.5rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--sand-200);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--terracotta-600);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* --- Why Us --- */
.why-us {
    padding: var(--section-padding) 0;
    background-color: var(--blue-800);
}

.why-us .section-tag {
    color: var(--terracotta-300);
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.feature {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 1.25rem;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.feature:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.feature-number {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--terracotta-400);
    line-height: 1;
}

.feature h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.feature p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

/* --- Patient Info --- */
.patient-info {
    padding: var(--section-padding) 0;
    background-color: var(--sand-100);
}

.info-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.info-card {
    background-color: var(--white);
    border: 1px solid var(--sand-200);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.info-card:hover {
    border-color: var(--terracotta-200);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.info-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--terracotta-50);
    border-radius: 10px;
    color: var(--terracotta-600);
    margin-bottom: 1.25rem;
}

.info-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1875rem;
    font-weight: 700;
    color: var(--blue-800);
    margin-bottom: 1rem;
}

.info-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.info-card li {
    font-size: 0.9375rem;
    color: var(--gray-600);
    padding-left: 1.25rem;
    position: relative;
}

.info-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 6px;
    height: 6px;
    background-color: var(--terracotta-400);
    border-radius: 50%;
}

/* --- Contact --- */
.contact {
    padding: var(--section-padding) 0;
    background-color: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info .section-tag {
    text-align: left;
}

.contact-info .section-title {
    text-align: left;
}

.contact-text {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item svg {
    color: var(--terracotta-600);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.contact-item strong {
    display: block;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
    margin-bottom: 0.25rem;
}

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

.contact-item a:hover {
    color: var(--terracotta-600);
}

/* --- Contact Form --- */
.contact-form-wrapper {
    background-color: var(--sand-50);
    border: 1px solid var(--sand-200);
    border-radius: 16px;
    padding: 2.5rem;
}

.contact-form h3,
.form-success h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--blue-800);
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--gray-800);
    background-color: var(--white);
    border: 1px solid var(--sand-300);
    border-radius: 8px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--terracotta-400);
    box-shadow: 0 0 0 3px rgba(224, 90, 53, 0.1);
}

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

.form-note {
    font-size: 0.8125rem;
    color: var(--gray-500);
    text-align: center;
    margin-top: 1rem;
}

.form-success {
    display: none;
    text-align: center;
    padding: 2rem;
}

.form-success svg {
    color: var(--terracotta-600);
    margin-bottom: 1rem;
}

.form-success h3 {
    margin-bottom: 0.75rem;
}

.form-success p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* --- Map --- */
.map-section {
    background-color: var(--sand-200);
}

.map-section iframe {
    width: 100%;
    height: 350px;
    display: block;
}

/* --- Footer --- */
.footer {
    background-color: var(--blue-900);
    color: rgba(255, 255, 255, 0.7);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    padding-bottom: 3rem;
}

.footer-logo {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.25rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--terracotta-300);
}

.footer-contact p {
    font-size: 0.9375rem;
    margin-bottom: 0.5rem;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-bottom a:hover {
    color: var(--terracotta-300);
}

/* --- Scroll Reveal --- */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

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

    .about-grid {
        gap: 3rem;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background-color: rgba(250, 248, 245, 0.98);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.25rem;
        border-bottom: 1px solid var(--sand-200);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s ease;
    }

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

    .mobile-menu-btn {
        display: flex;
    }

    .hero-content {
        padding-top: 100px;
    }

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

    .hero-actions .btn {
        width: 100%;
        text-align: center;
    }

    .hero-trust {
        flex-direction: column;
        gap: 0.75rem;
    }

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

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-image img {
        height: 300px;
    }

    .about-content .section-tag,
    .about-content .section-title {
        text-align: center;
    }

    .about-text {
        text-align: center;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .contact-info .section-tag,
    .contact-info .section-title {
        text-align: center;
    }

    .contact-text {
        text-align: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .about-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .stat {
        text-align: center;
    }

    .contact-form-wrapper {
        padding: 1.5rem;
    }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}