/* ==========================================================================
   LOVELY GLOW MEDICAL LOUNGE - EDITORIAL DESIGN SYSTEM
   Theme: Pure Luxury (White / Tiffany / Pink)
   Version: 15.0.0 (Performance & Smooth Flow Optimization)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Inter:wght@100;200;300;400;500;600;700&display=swap');

:root {
    --white: #ffffff;
    --accent-tiffany: #81D8D0;
    --accent-pink: #fce4ec;
    --near-white: #fff9fb;
    --text-primary: #1a1a1a;
    --text-muted: #757575;
    --text-hint: #d1c4e9;
    
    /* Optimized for hardware acceleration */
    --transition-editorial: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --spacing-lg: 120px;
}

/* 1.1 Base Reset & Smoothness */
* { 
    box-sizing: border-box; 
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html { 
    scroll-behavior: smooth; 
    background-color: var(--white);
    overflow-x: hidden;
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0; padding: 0;
    background-color: var(--white);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

/* 1.2 Typography */
h1, h2, h3, h4, .logo {
    font-family: 'Playfair Display', serif;
    font-weight: 400;
    margin: 0;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.editorial-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 5%;
}

section { 
    padding: var(--spacing-lg) 0;
    opacity: 0; /* Used for entrance animation */
    transform: translateY(20px);
    animation: revealIn 1s forwards;
}

@keyframes revealIn {
    to { opacity: 1; transform: translateY(0); }
}

/* 1.3 Navigation Header */
header {
    background: rgba(255, 255, 255, 0.9);
    padding: 1.2rem 8%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 2000;
    border-bottom: 1px solid var(--accent-pink);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    transition: var(--transition-editorial);
}

.logo {
    font-size: 1.1rem;
    letter-spacing: 5px;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    z-index: 2100;
}

/* Desktop Nav Links */
nav { display: flex; align-items: center; }

nav a {
    text-decoration: none;
    color: var(--text-muted);
    margin-left: 40px;
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    position: relative;
    transition: var(--transition-editorial);
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px; left: 0;
    width: 0; height: 1px;
    background: var(--accent-tiffany);
    transition: var(--transition-editorial);
}

nav a:hover::after, nav a.active::after { width: 100%; }
nav a:hover { color: var(--accent-tiffany); }

/* Hamburger Trigger */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 30px; height: 30px;
    cursor: pointer;
    z-index: 2100;
}

.menu-toggle span {
    width: 100%; height: 1px;
    background-color: var(--text-primary);
    transition: var(--transition-editorial);
}

/* 1.4 Interaction Elements */
.btn-editorial {
    background: var(--accent-tiffany);
    color: var(--white) !important;
    padding: 14px 35px;
    border: 1px solid var(--accent-tiffany);
    text-decoration: none;
    font-size: 0.65rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 700;
    cursor: pointer;
    display: inline-block;
    transition: var(--transition-editorial);
    text-align: center;
}

.btn-editorial:hover {
    background: transparent;
    color: var(--accent-tiffany) !important;
    transform: translateY(-2px);
}

/* 1.5 Visual Elements */
.service-card img, .carousel-img, .section-image {
    transition: var(--transition-editorial);
    border: 1px solid var(--accent-pink);
    background: #fff;
    width: 100%;
    object-fit: cover;
}

.service-card img { aspect-ratio: 4/5; margin-bottom: 25px; padding: 8px; }
.service-card:hover img { transform: scale(1.02); box-shadow: 0 15px 40px rgba(0,0,0,0.05); }

.carousel-img { height: 350px; width: auto; padding: 5px; }

.section-image { height: 500px; }

.service-label {
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--accent-tiffany);
    margin-bottom: 20px;
    display: block;
    font-weight: 700;
}

/* 1.7 Standardized Footer */
footer {
    padding: 80px 8% 40px;
    background: var(--near-white);
    border-top: 1px solid var(--accent-pink);
}

.footer-main { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }

.footer-col h4 {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 25px;
    color: var(--accent-tiffany);
    font-weight: 700;
}

.footer-col p, .footer-link { font-size: 0.8rem; color: var(--text-muted); line-height: 2; }
.footer-link { text-decoration: none; transition: 0.3s; }
.footer-link:hover { color: var(--accent-tiffany); padding-left: 5px; }

.footer-bottom {
    margin-top: 60px;
    border-top: 1px solid var(--accent-pink);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-hint);
}

/* 1.8 RESPONSIVE FLOW & MOBILE MENU */
@media (max-width: 992px) {
    header { padding: 1rem 5%; }
    .menu-toggle { display: flex; }
    
    nav {
        position: fixed;
        top: 0; right: -100%;
        width: 100%; height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition-editorial);
        z-index: 2050;
    }

    nav.active { right: 0; }
    nav a { margin: 15px 0; font-size: 1.1rem; letter-spacing: 4px; }
    
    /* Hamburger to X Transformation */
    .menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; transform: translateX(-10px); }
    .menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

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

@media (max-width: 768px) {
    :root { --spacing-lg: 80px; }
    h1 { font-size: 2.8rem !important; }
    .footer-main { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 15px; }
}

@media (max-width: 480px) {
    :root { --spacing-lg: 60px; }
    h1 { font-size: 2.2rem !important; }
    .editorial-container { padding: 0 25px; }
    .service-card img { aspect-ratio: 1/1; }
    .section-image { height: 300px; }
}