/* 
   SEHA MEDICAL - ULTRA-LUXURY AESTHETIC
   Focus: High whitespace, airy layouts, elegant editorial typography.
*/

:root {
    /* Ultra-Luxury Color Palette */
    --seha-ivory: #FAF9F6;
    --seha-pearl: #FFFFFF;
    --seha-navy: #0B1F3A;
    --seha-deep-navy: #051A2E;
    --seha-gold: #C9A84C;
    --seha-champagne: #E8C97A;
    --seha-slate: #64748B;
    --seha-charcoal: #2C3539;
    --seha-text: #4A5568;
    
    /* Typography */
    --font-sans: 'Inter', 'Helvetica Neue', Arial, sans-serif;
    --font-serif: 'Playfair Display', 'Cormorant Garamond', 'Lora', serif;
    
    /* Spacing */
    --space-sm: 1rem;
    --space-md: 3rem;
    --space-lg: 6rem;
    --space-xl: 10rem;
    --space-xxl: 14rem;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--seha-ivory);
    color: var(--seha-text);
    line-height: 1.8;
    font-size: 1.1rem;
    font-weight: 300;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* =========================================
   TYPOGRAPHY
   ========================================= */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    color: var(--seha-navy);
    font-weight: 400;
    line-height: 1.2;
}

.headline-massive {
    font-size: clamp(3.5rem, 8vw, 7rem);
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
}

.headline-section {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 2rem;
}

.italic-serif {
    font-style: italic;
    font-weight: 300;
}

.text-gold { color: var(--seha-gold); }
.text-navy { color: var(--seha-navy); }
.text-white { color: var(--seha-pearl); }
.text-ivory { color: var(--seha-ivory); }

.subtitle-caps {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--seha-gold);
    display: block;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

/* =========================================
   LAYOUT & CONTAINERS
   ========================================= */
.container {
    width: 90%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

.section-padding {
    padding: var(--space-xl) 0;
}

/* =========================================
   NAVIGATION (Airy, Transparent)
   ========================================= */
.premium-nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 2rem 0;
    z-index: 100;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    background: transparent;
}

.premium-nav.scrolled {
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
}

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

/* LOGO FIX */
.nav-logo-img {
    height: 140px !important; 
    width: auto !important;
    transition: height 0.6s ease, filter 0.6s ease;
    filter: drop-shadow(0px 2px 4px rgba(0,0,0,0.05));
}

.premium-nav.scrolled .nav-logo-img {
    height: 90px !important;
}

/* Dynamic Dark Theme for Nav over dark backgrounds */
.premium-nav.nav-dark-theme:not(.scrolled) .nav-link {
    color: var(--seha-ivory);
}
.premium-nav.nav-dark-theme:not(.scrolled) .nav-logo-img {
    filter: brightness(0) invert(1);
}

.nav-menu {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--seha-navy);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 5px;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--seha-gold);
    transition: width 0.4s ease;
}

.nav-link:hover {
    color: var(--seha-gold);
}

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

/* =========================================
   BUTTONS
   ========================================= */
.btn-premium {
    display: inline-block;
    padding: 1.2rem 3rem;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    text-decoration: none;
    transition: all 0.4s ease;
    border-radius: 2px;
}

.btn-gold {
    background-color: var(--seha-gold);
    color: var(--seha-pearl);
    border: 1px solid var(--seha-gold);
}

.btn-gold:hover {
    background-color: transparent;
    color: var(--seha-navy);
    border-color: var(--seha-navy);
}

.btn-outline-navy {
    background-color: transparent;
    color: var(--seha-navy);
    border: 1px solid var(--seha-navy);
}

.btn-outline-navy:hover {
    background-color: var(--seha-navy);
    color: var(--seha-pearl);
}

/* =========================================
   HERO SECTION (Editorial Magazine Style)
   ========================================= */
.hero-premium {
    min-height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--seha-ivory);
    padding-top: 10rem;
    padding-bottom: 4rem;
}

.hero-image-wrapper {
    position: absolute;
    top: 15%;
    right: 0;
    width: 40%;
    height: 75%;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.1);
}

.hero-background {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 85% center;
    transform-origin: center;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 550px;
}

.hero-content .headline-massive {
    margin-bottom: 3rem;
    position: relative;
    z-index: 2;
}

.hero-actions-row {
    display: flex;
    gap: 2rem;
    margin-top: 4rem;
}

/* =========================================
   PHILOSOPHY (Massive Whitespace)
   ========================================= */
.section-philosophy {
    background-color: var(--seha-pearl);
    padding: var(--space-xxl) 0;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8rem;
    align-items: center;
}

.philosophy-text p {
    font-size: 1.25rem;
    color: var(--seha-charcoal);
    margin-bottom: 2rem;
    max-width: 90%;
}

.philosophy-image-container {
    width: 100%;
    height: 80vh;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.philosophy-img {
    width: 100%;
    height: 120%;
    object-fit: cover;
}

/* =========================================
   NETWORK / HUBS (Elegant Cards)
   ========================================= */
.section-locations {
    background-color: var(--seha-ivory);
    padding: var(--space-xxl) 0;
}

.locations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem;
    margin-top: 6rem;
}

.loc-card-premium {
    text-decoration: none;
    display: block;
}

.loc-card-img-wrapper {
    overflow: hidden;
    height: 60vh;
    margin-bottom: 2rem;
    border-radius: 4px;
}

.loc-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.loc-card-premium:hover .loc-card-img {
    transform: scale(1.05);
}

.loc-card-meta {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--seha-slate);
    display: block;
    margin-bottom: 0.5rem;
}

.loc-card-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--seha-navy);
    transition: color 0.4s ease;
}

.loc-card-premium:hover .loc-card-title {
    color: var(--seha-gold);
}

/* =========================================
   CORE PILLARS (Family Med & Walk-In)
   ========================================= */
.pillar-block {
    display: flex;
    align-items: center;
    gap: 8rem;
    margin-bottom: 2rem;
}

.pillar-block.reverse {
    flex-direction: row-reverse;
}

.pillar-image-container {
    flex: 1;
    height: 85vh;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(0,0,0,0.08);
}

.pillar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 2s cubic-bezier(0.16, 1, 0.3, 1);
}

.pillar-block:hover .pillar-img {
    transform: scale(1.03);
}

.pillar-content {
    flex: 1;
    max-width: 600px;
}

.pillar-content p {
    font-size: 1.2rem;
    color: var(--seha-charcoal);
    margin-top: 2rem;
    line-height: 2;
}

/* =========================================
   SERVICES (Minimalist List)
   ========================================= */
.section-services {
    background-color: var(--seha-deep-navy);
    color: var(--seha-ivory);
    padding: var(--space-xxl) 0;
}

.services-list {
    margin-top: 5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.service-row-premium {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3.5rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    text-decoration: none;
    color: var(--seha-ivory);
    transition: all 0.5s ease;
}

.service-row-left {
    flex: 1;
}

.service-row-right {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.service-row-img {
    width: 200px;
    height: 120px;
    object-fit: cover;
    border-radius: 4px;
    opacity: 0.7;
    filter: grayscale(80%);
    transition: all 0.5s ease;
}

.service-row-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    transition: transform 0.5s ease, color 0.5s ease;
    display: block;
    margin-bottom: 0.5rem;
}

.service-row-desc {
    font-family: var(--font-sans);
    font-size: 1rem;
    color: rgba(255,255,255,0.6);
}

.service-row-icon {
    font-size: 2.5rem;
    color: var(--seha-gold);
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.5s ease;
}

.service-row-premium:hover {
    background-color: rgba(255,255,255,0.02);
    padding-left: 3rem;
    padding-right: 3rem;
}

.service-row-premium:hover .service-row-title {
    color: var(--seha-gold);
}

.service-row-premium:hover .service-row-img {
    opacity: 1;
    filter: grayscale(0%);
    transform: scale(1.05);
}

.service-row-premium:hover .service-row-icon {
    opacity: 1;
    transform: translateX(0);
}

/* =========================================
   FOOTER (Clean & Refined)
   ========================================= */
.footer-premium {
    background-color: var(--seha-ivory);
    padding: var(--space-xxl) 0 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 8rem;
}

.footer-logo {
    height: 90px;
    margin-bottom: 2rem;
}

.footer-col h4 {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--seha-navy);
    margin-bottom: 2rem;
}

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

.footer-col ul li {
    margin-bottom: 1rem;
}

.footer-col ul a {
    text-decoration: none;
    color: var(--seha-charcoal);
    transition: color 0.3s ease;
}

.footer-col ul a:hover {
    color: var(--seha-gold);
}

/* Responsive */
@media (max-width: 1024px) {
    .philosophy-grid, .locations-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    .pillar-block, .pillar-block.reverse {
        flex-direction: column;
        gap: 4rem;
    }
    .pillar-image-container {
        height: 60vh;
    }
    .hero-image-wrapper {
        position: relative;
        width: 100%;
        height: 60vh;
        top: 0;
        right: 0;
        margin-top: 4rem;
    }
    .hero-premium {
        flex-direction: column;
        height: auto;
        padding: 8rem 0;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .headline-massive { font-size: 3.5rem; }
    .headline-section { font-size: 2.5rem; }
    .footer-grid { grid-template-columns: 1fr; }
    .nav-menu { display: none; }
}


/* Footer Enhanced Styles */
.footer-enhanced {
    background-color: #FAFAFA;
    padding: 6rem 0 2rem 0;
    color: var(--seha-slate);
    border-top: 1px solid #E5E7EB;
}

.footer-enhanced .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-enhanced .footer-logo {
    height: 48px;
    width: auto;
    margin-bottom: 1.5rem;
    object-fit: contain;
}

.footer-enhanced .footer-desc {
    color: var(--seha-slate);
    max-width: 320px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-enhanced h4 {
    color: var(--seha-navy);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.footer-enhanced ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-enhanced ul li {
    margin-bottom: 1rem;
}

.footer-enhanced ul li a {
    color: var(--seha-slate);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-block;
}

.footer-enhanced ul li a:hover {
    color: var(--seha-navy);
    transform: translateX(3px);
}

.footer-enhanced .footer-bottom {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--seha-slate);
}

.footer-enhanced .footer-credit {
    color: var(--seha-navy);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
    transition: border-color 0.3s ease;
}

.footer-enhanced .footer-credit:hover {
    border-color: var(--seha-navy);
}

@media (max-width: 992px) {
    .footer-enhanced .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .footer-enhanced .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-enhanced .footer-bottom {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
}