/* ============================================
   UMC Hospital — Classic & Elegant Medical Site
   Palette: Burgundy (#7B2D3B) + Blush (#F2E6E3)
   Fonts: Playfair Display + Lato
   ============================================ */

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

:root {
    --burgundy: #7B2D3B;
    --burgundy-dark: #5C1F2B;
    --burgundy-light: #9A4B5A;
    --blush: #F2E6E3;
    --blush-light: #FAF5F3;
    --blush-dark: #E8D4CF;
    --cream: #FDF9F7;
    --charcoal: #2C2426;
    --text: #3D2B2F;
    --text-light: #6B5559;
    --white: #FFFFFF;
    --shadow-sm: 0 2px 8px rgba(123, 45, 59, 0.06);
    --shadow-md: 0 8px 30px rgba(123, 45, 59, 0.10);
    --shadow-lg: 0 20px 60px rgba(123, 45, 59, 0.12);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Lato', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background-color: var(--cream);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', Georgia, serif;
    color: var(--charcoal);
    line-height: 1.25;
    font-weight: 500;
}

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

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

a:hover {
    color: var(--burgundy-dark);
}

.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 32px;
    border-radius: 50px;
    font-family: 'Lato', sans-serif;
    font-size: 0.938rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--burgundy-dark);
    border-color: var(--burgundy-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-white:hover {
    background: var(--blush);
    border-color: var(--blush);
    color: var(--burgundy);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-full {
    width: 100%;
}

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(253, 249, 247, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(123, 45, 59, 0.08);
    transition: all var(--transition);
}

.site-header.scrolled {
    background: rgba(253, 249, 247, 0.97);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--charcoal);
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.logo--light .logo-text {
    color: var(--white);
}

/* --- Navigation --- */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--burgundy);
    position: relative;
    transition: all var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--burgundy);
    transition: all var(--transition);
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-menu a {
    padding: 8px 18px;
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    border-radius: 50px;
    transition: all var(--transition);
}

.nav-menu a:hover {
    color: var(--burgundy);
    background: rgba(123, 45, 59, 0.06);
}

.nav-cta {
    background: var(--burgundy) !important;
    color: var(--white) !important;
    font-weight: 600 !important;
}

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

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url('https://images.pexels.com/photos/16051950/pexels-photo-16051950.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080') center center / cover no-repeat;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(123, 45, 59, 0.82) 0%,
        rgba(92, 31, 43, 0.75) 50%,
        rgba(44, 36, 38, 0.80) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 820px;
    padding: 120px 24px 80px;
}

.hero-eyebrow {
    font-family: 'Lato', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--blush);
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeUp 0.8s 0.2s forwards;
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    color: var(--white);
    font-weight: 500;
    margin-bottom: 28px;
    line-height: 1.2;
    opacity: 0;
    animation: fadeUp 0.8s 0.4s forwards;
}

.hero-title em {
    font-style: italic;
    color: var(--blush);
}

.hero-subtitle {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    color: rgba(242, 230, 227, 0.88);
    line-height: 1.8;
    margin-bottom: 44px;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    animation: fadeUp 0.8s 0.6s forwards;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.8s 0.8s forwards;
}

.hero-scroll {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(242, 230, 227, 0.6);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    animation: float 2.5s ease-in-out infinite;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* --- Info Bar --- */
.info-bar {
    background: var(--white);
    border-bottom: 1px solid var(--blush-dark);
    padding: 0;
}

.info-bar-inner {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 28px 32px;
    border-right: 1px solid var(--blush-dark);
    transition: background var(--transition);
}

.info-item:last-child {
    border-right: none;
}

.info-item:hover {
    background: var(--blush-light);
}

.info-icon {
    flex-shrink: 0;
    color: var(--burgundy);
}

.info-item strong {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 1rem;
    color: var(--charcoal);
    margin-bottom: 2px;
}

.info-item span {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* --- Section Shared --- */
.section-header {
    max-width: 700px;
    margin-bottom: 60px;
}

.section-header--centered {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-eyebrow {
    font-family: 'Lato', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--burgundy);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.75rem);
    margin-bottom: 20px;
    color: var(--charcoal);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-light);
    line-height: 1.8;
}

/* --- Services --- */
.services {
    padding: 110px 0;
    background: var(--cream);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    border: 1px solid rgba(123, 45, 59, 0.06);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--burgundy);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

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

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blush);
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--burgundy);
}

.service-card:hover .service-icon svg {
    stroke: var(--white);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--charcoal);
}

.service-card p {
    font-size: 0.938rem;
    color: var(--text-light);
    line-height: 1.75;
}

/* --- About --- */
.about {
    padding: 110px 0;
    background: var(--white);
    overflow: hidden;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-images {
    position: relative;
    min-height: 600px;
}

.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    right: -40px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 6px solid var(--white);
}

.about-img-secondary img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-accent {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 120px;
    height: 120px;
    background: var(--burgundy);
    border-radius: var(--radius-md);
    opacity: 0.12;
    z-index: -1;
}

.about-content {
    max-width: 520px;
}

.about-text {
    font-size: 1.02rem;
    color: var(--text-light);
    line-height: 1.85;
    margin-bottom: 20px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin: 40px 0;
    padding: 32px 0;
    border-top: 1px solid var(--blush-dark);
    border-bottom: 1px solid var(--blush-dark);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 600;
    color: var(--burgundy);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.82rem;
    color: var(--text-light);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-weight: 500;
}

/* --- Patient Care --- */
.patient-care {
    padding: 110px 0;
    background: var(--blush-light);
}

.care-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.care-feature {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.care-feature:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.care-feature-img {
    height: 240px;
    overflow: hidden;
}

.care-feature-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.care-feature:hover .care-feature-img img {
    transform: scale(1.05);
}

.care-feature-content {
    padding: 32px;
}

.care-feature h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--charcoal);
}

.care-feature p {
    font-size: 0.938rem;
    color: var(--text-light);
    line-height: 1.75;
}

/* --- CTA --- */
.cta {
    position: relative;
    padding: 120px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background: url('https://images.pexels.com/photos/8533080/pexels-photo-8533080.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=800') center center / cover no-repeat;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(123, 45, 59, 0.90) 0%, rgba(92, 31, 43, 0.85) 100%);
    z-index: 1;
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-eyebrow {
    color: var(--blush) !important;
}

.cta-title {
    color: var(--white);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 24px;
}

.cta-text {
    color: rgba(242, 230, 227, 0.88);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 44px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Contact --- */
.contact {
    padding: 110px 0;
    background: var(--cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-text {
    font-size: 1.02rem;
    color: var(--text-light);
    line-height: 1.85;
    margin-bottom: 40px;
}

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

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

.contact-icon {
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-detail strong {
    display: block;
    font-family: 'Playfair Display', serif;
    font-size: 1.05rem;
    color: var(--charcoal);
    margin-bottom: 4px;
}

.contact-detail span,
.contact-detail a {
    font-size: 0.938rem;
    color: var(--text-light);
    line-height: 1.7;
}

.contact-detail a:hover {
    color: var(--burgundy);
    text-decoration: underline;
}

/* --- Form --- */
.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(123, 45, 59, 0.06);
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 32px;
    color: var(--charcoal);
}

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

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1.5px solid var(--blush-dark);
    border-radius: var(--radius-sm);
    font-family: 'Lato', sans-serif;
    font-size: 0.95rem;
    color: var(--text);
    background: var(--blush-light);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--burgundy);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(123, 45, 59, 0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
    opacity: 0.6;
}

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

.form-privacy {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 16px;
    text-align: center;
}

.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}

.form-success.active {
    display: block;
}

.form-success svg {
    margin: 0 auto 20px;
}

.form-success h4 {
    font-size: 1.4rem;
    margin-bottom: 12px;
    color: var(--charcoal);
}

.form-success p {
    color: var(--text-light);
    margin-bottom: 28px;
    line-height: 1.7;
}

/* --- Map --- */
.map-section {
    height: 380px;
    filter: grayscale(30%);
    transition: filter var(--transition);
}

.map-section:hover {
    filter: grayscale(0%);
}

/* --- Footer --- */
.site-footer {
    background: var(--charcoal);
    color: rgba(242, 230, 227, 0.7);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
}

.footer-brand p {
    margin-top: 16px;
    font-size: 0.9rem;
    line-height: 1.75;
    max-width: 280px;
}

.footer-links h4 {
    font-family: 'Lato', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--blush);
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(242, 230, 227, 0.6);
    font-size: 0.9rem;
    transition: all var(--transition);
}

.footer-links a:hover {
    color: var(--blush);
    padding-left: 4px;
}

.footer-links address {
    font-style: normal;
    font-size: 0.9rem;
    line-height: 1.8;
}

.footer-links address a {
    color: rgba(242, 230, 227, 0.6);
}

.footer-links address a:hover {
    color: var(--blush);
}

.footer-bottom {
    border-top: 1px solid rgba(242, 230, 227, 0.1);
    padding: 24px 0;
}

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

.footer-bottom p {
    font-size: 0.82rem;
    color: rgba(242, 230, 227, 0.4);
}

/* --- Scroll Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
    .about-grid {
        gap: 60px;
    }
    
    .about-images {
        min-height: 480px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 900px) {
    .services-grid,
    .care-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-images {
        min-height: 400px;
        max-height: 500px;
    }
    
    .about-img-secondary {
        right: -20px;
        bottom: -20px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--cream);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 40px;
        gap: 4px;
        box-shadow: -10px 0 40px rgba(0,0,0,0.15);
        transition: right var(--transition);
        z-index: 1000;
    }
    
    .nav-menu.open {
        right: 0;
    }
    
    .nav-menu a {
        width: 100%;
        padding: 14px 16px;
        font-size: 1rem;
    }
    
    .nav-cta {
        margin-top: 16px;
        text-align: center;
        width: 100%;
    }
    
    .mobile-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(44, 36, 38, 0.5);
        z-index: 999;
    }
    
    .mobile-overlay.active {
        display: block;
    }
    
    .info-bar-inner {
        grid-template-columns: 1fr;
    }
    
    .info-item {
        border-right: none;
        border-bottom: 1px solid var(--blush-dark);
        padding: 20px 24px;
    }
    
    .info-item:last-child {
        border-bottom: none;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-actions .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .services-grid,
    .care-features {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 32px 24px;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    
    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-content {
        padding: 100px 16px 60px;
    }
    
    .services,
    .about,
    .patient-care,
    .contact {
        padding: 80px 0;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
}