/* 
========================================================================
   YOGA NAMASTE - LUXURY WELLNESS SANCTUARY
   Design System & Styling
========================================================================
*/

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap') display-swap;

/* --- Design Tokens / Theme Variables --- */
:root {
    /* Color Palette */
    --color-sage: #8A9A86;
    --color-sage-light: #F3F5F2;
    --color-sage-dark: #6E7E6A;
    --color-forest: #223321;
    --color-forest-dark: #152114;
    --color-forest-light: #324931;
    --color-beige: #F4EFE6;
    --color-beige-dark: #E6DFD3;
    --color-beige-light: #FAF8F5;
    --color-white: #FAF9F6;
    --color-lavender: #ECE9F2;
    --color-gold: #C5A880;
    --color-gold-dark: #A4855C;
    --color-gold-light: #E0CDB3;
    --color-dark: #1D261C;
    --color-text-muted: #5E695D;
    
    /* Fonts */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;

    /* Transitions */
    --transition-smooth: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-fast: all 0.25s ease;
    --transition-slow: all 0.8s cubic-bezier(0.25, 1, 0.5, 1);

    /* Shadow & Glass */
    --shadow-soft: 0 10px 30px rgba(34, 51, 33, 0.04);
    --shadow-medium: 0 15px 40px rgba(34, 51, 33, 0.08);
    --glass-bg: rgba(250, 249, 246, 0.75);
    --glass-border: rgba(197, 168, 128, 0.15);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--color-white);
    color: var(--color-dark);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-beige-light);
}
::-webkit-scrollbar-thumb {
    background: var(--color-sage);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-forest-light);
}

/* --- Typography Utilities --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-forest);
}

p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    font-weight: 300;
    letter-spacing: 0.01em;
}

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

/* --- Layout Components --- */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    padding: 8rem 0;
    position: relative;
}

@media (max-width: 768px) {
    .section {
        padding: 5rem 0;
    }
}

/* --- Premium Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 2.2rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-sm {
    padding: 0.75rem 1.9rem; /* Increased padding for luxury size */
    font-size: 0.84rem;
    letter-spacing: 0.1em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-forest) 0%, var(--color-forest-dark) 100%);
    color: var(--color-white);
    border: 1px solid var(--color-forest);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(34, 51, 33, 0.15);
    background: linear-gradient(135deg, var(--color-forest-light) 0%, var(--color-forest) 100%);
}

.btn-secondary {
    background: transparent;
    color: var(--color-forest);
    border: 1px solid var(--color-forest);
}

.btn-secondary:hover {
    background: var(--color-forest);
    color: var(--color-white);
    transform: translateY(-3px);
}

.btn-gold {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
    color: var(--color-white);
    border: 1px solid var(--color-gold);
}

.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(197, 168, 128, 0.25);
    background: linear-gradient(135deg, var(--color-gold-light) 0%, var(--color-gold) 100%);
}

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

.btn-outline-gold:hover {
    background: var(--color-gold-dark);
    color: var(--color-white);
    transform: translateY(-3px);
}

/* --- Section Title Stylings --- */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-tag {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-gold-dark);
    display: block;
    margin-bottom: 0.8rem;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 1.2rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 1px;
    background-color: var(--color-gold);
    margin: 1.5rem auto 0 auto;
}

.section-desc {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2.2rem;
    }
}

/* --- Glassmorphism Card Style --- */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
    border-radius: 20px;
    transition: var(--transition-smooth);
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
    border-color: rgba(197, 168, 128, 0.4);
}

/* --- Floating Background Blur Elements --- */
.bg-blur-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 1;
    opacity: 0.25;
    pointer-events: none;
}

.shape-1 {
    width: 350px;
    height: 350px;
    background-color: var(--color-sage);
    top: 10%;
    left: -10%;
    animation: floatShape 15s infinite alternate;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background-color: var(--color-lavender);
    bottom: 5%;
    right: -10%;
    animation: floatShape 20s infinite alternate-reverse;
}

@keyframes floatShape {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -20px) scale(1.1); }
    100% { transform: translate(-20px, 40px) scale(0.9); }
}


/* 
========================================================================
   1. STICKY NAVBAR
========================================================================
*/
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-smooth);
    padding: 1.8rem 0; /* Increased from 1.5rem for more luxury height */
}

.header.scrolled {
    padding: 1.1rem 0; /* Increased from 0.8rem */
    background: rgba(250, 249, 246, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 10px 30px rgba(34, 51, 33, 0.05);
    border-bottom: 1px solid rgba(197, 168, 128, 0.1);
}

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

.logo {
    margin: 2rem;
    display: flex;
    align-items: center;
    gap: 1.2rem; /* Increased spacing between logo icon and text */
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-forest);
    letter-spacing: 0.03em;
}

.logo i {
    color: var(--color-gold-dark);
    font-size: 1.4rem;
}

.logo-tagline {
    font-family: var(--font-body);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.3em; /* Increased letter-spacing for premium branding feel */
    color: var(--color-gold-dark);
    display: block;
    margin-top: 0.45rem; /* Increased spacing to tagline */
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.6rem; /* Increased horizontal gap between links */
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    position: relative;
    padding: 0.3rem 0;
}

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

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

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

.nav-link.active {
    color: var(--color-forest);
}

.nav-link.active::after {
    width: 100%;
    background-color: var(--color-forest);
}

.nav-cta {
    display: flex;
    align-items: center;
    margin-left: 2.5rem; /* Added padding/spacing to separate Book Trial button from navigation links */
}

/* Hamburger Menu */
.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    border: none;
    background: transparent;
    padding: 5px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-forest);
    transition: var(--transition-fast);
    border-radius: 2px;
}

@media (max-width: 992px) {
    .nav-cta, .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    /* Mobile Menu Drawer */
    .nav-menu.mobile-active {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        position: fixed;
        top: 0;
        right: 0;
        width: 100%;
        height: 100vh;
        background: var(--color-white);
        z-index: 999;
        gap: 2rem;
        animation: fadeInMobile 0.4s ease forwards;
    }
    
    .nav-menu.mobile-active .nav-link {
        font-size: 1.3rem;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}

@keyframes fadeInMobile {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 
========================================================================
   12. FOOTER SECTION
========================================================================
*/
.footer {
    background-color: var(--color-forest-dark);
    color: var(--color-white);
    padding: 5rem 0 2rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 4rem;
    border-bottom: 1px solid rgba(250, 249, 246, 0.08);
    padding-bottom: 4rem;
}

.footer-about .logo {
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.footer-about p {
    color: rgba(250, 249, 246, 0.65);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    max-width: 320px;
}

.footer-social-list {
    display: flex;
    gap: 1rem;
}

.footer-social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(250, 249, 246, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 0.95rem;
    border: 1px solid rgba(250, 249, 246, 0.05);
    transition: var(--transition-fast);
}

.footer-social-icon:hover {
    background: var(--color-gold);
    border-color: var(--color-gold);
    color: var(--color-white);
    transform: translateY(-3px);
}

.footer-column h4 {
    color: var(--color-gold-light);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.8rem;
}

.footer-links-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-link {
    color: rgba(250, 249, 246, 0.65);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-gold-light);
    padding-left: 5px;
}

.footer-newsletter h4 {
    margin-bottom: 1.2rem;
}

.footer-newsletter p {
    color: rgba(250, 249, 246, 0.65);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.newsletter-form {
    display: flex;
    border-bottom: 1px solid rgba(250, 249, 246, 0.2);
    padding-bottom: 0.5rem;
}

.newsletter-input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    flex-grow: 1;
    padding-right: 1rem;
}

.newsletter-input::placeholder {
    color: rgba(250, 249, 246, 0.35);
}

.newsletter-btn {
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-gold-light);
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.newsletter-btn:hover {
    color: var(--color-white);
    transform: translateX(3px);
}

.footer-copyright {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    font-size: 0.85rem;
    color: rgba(250, 249, 246, 0.4);
}

.footer-copyright-links {
    display: flex;
    gap: 1.5rem;
}

.footer-copyright-links a:hover {
    color: var(--color-gold-light);
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .footer-copyright {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* 
========================================================================
   SCROLL REVEAL ANIMATIONS (INTERSECTION OBSERVER)
========================================================================
*/
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: var(--transition-slow);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: var(--transition-slow);
}

.reveal.revealed,
.reveal-left.revealed,
.reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }