/* Etherea Space - Wellness/Spa Soft UI System */

:root {
    /* Color Palette */
    --bg-primary: #FAF5F5; /* Soft Warm White */
    --bg-surface: #FFFFFF;
    --text-main: #2D3436; /* Charcoal */
    --text-muted: #636E72;
    --accent-gold: #D4AF37;
    --accent-gold-hover: #C59B2E;
    --sage-green: #A8D5BA;
    --soft-pink: #E8B4B8;
    
    /* Typography */
    --font-heading: 'Cormorant Garamond', serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Effects & Shadows */
    --shadow-soft: 0 10px 40px rgba(45, 52, 54, 0.05);
    --shadow-hover: 0 20px 50px rgba(45, 52, 54, 0.08);
    --border-subtle: 1px solid rgba(232, 180, 184, 0.3);
    --transition-smooth: all 300ms ease-in-out;
    --radius-lg: 1.5rem;
    --radius-md: 1rem;
    --radius-sm: 0.5rem;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.2;
    color: var(--text-main);
}

h1 { font-size: 3.5rem; letter-spacing: -0.02em; }
h2 { font-size: 2.75rem; letter-spacing: -0.01em; margin-bottom: 1rem; }
h3 { font-size: 1.75rem; margin-bottom: 0.75rem; }
p { font-size: 1.125rem; font-weight: 300; margin-bottom: 1.5rem; color: var(--text-muted); }

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography Utilities */
.eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-gold);
    font-weight: 500;
    margin-bottom: 1rem;
}

em {
    font-style: italic;
    color: var(--accent-gold);
}

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

/* Background/Surface */
.bg-surface {
    background-color: var(--bg-surface);
    border-top: var(--border-subtle);
    border-bottom: var(--border-subtle);
}

/* Buttons */
.btn {
    display: inline-block;
    font-family: var(--font-body);
    font-weight: 500;
    text-align: center;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    outline: none;
}

.btn-primary {
    background-color: var(--text-main);
    color: var(--bg-surface);
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background-color: var(--text-muted);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.btn-premium {
    background-color: var(--accent-gold);
    color: #fff;
    font-size: 1.25rem;
}

.btn-premium:hover {
    background-color: var(--accent-gold-hover);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--text-main);
    color: var(--text-main);
    padding: 0.875rem 2rem;
}

.btn-outline:hover {
    background-color: var(--text-main);
    color: var(--bg-surface);
}

.btn-sm {
    padding: 0.6rem 1.25rem;
    font-size: 0.95rem;
    background-color: rgba(45, 52, 54, 0.05);
    border-radius: var(--radius-md);
}

.btn-sm:hover {
    background-color: rgba(45, 52, 54, 0.1);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(250, 245, 245, 0.85); /* Slightly transparent base */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 100;
    padding: 1.25rem 0;
    border-bottom: var(--border-subtle);
    transition: var(--transition-smooth);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-main);
}

/* Layout Utilities */
.section {
    padding: 8rem 0;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

/* Sections */

/* Hero */
.hero {
    padding-top: 12rem;
    padding-bottom: 6rem;
    position: relative;
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    z-index: -1;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--soft-pink);
    top: -100px;
    left: -100px;
}

.shape-2 {
    width: 500px;
    height: 500px;
    background: var(--sage-green);
    bottom: -100px;
    right: -200px;
    opacity: 0.4;
}

.hero-img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-hover);
    object-fit: cover;
}

/* Benefit Cards */
.benefit-card {
    background: var(--bg-surface);
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    text-align: center;
    border: var(--border-subtle);
    transition: var(--transition-smooth);
    cursor: pointer;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(232, 180, 184, 0.6);
}

.icon {
    font-size: 2.5rem;
    color: var(--accent-gold);
    margin-bottom: 1.5rem;
}

/* How It Works */
.steps-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 4rem;
}

.step-card {
    position: relative;
    padding-top: 2rem;
}

.step-num {
    font-family: var(--font-heading);
    font-size: 4rem;
    color: var(--soft-pink);
    opacity: 0.5;
    position: absolute;
    top: -20px;
    left: 0;
    z-index: -1;
}

/* Product Description */
.feature-list {
    list-style: none;
    margin-bottom: 2rem;
}

.feature-list li {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.feature-list span {
    color: var(--sage-green);
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: rgba(168, 213, 186, 0.2);
    border-radius: 50%;
}

/* Abstract Product Card */
.abstract-card {
    position: relative;
    width: 100%;
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--bg-primary), #FFFFFF);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: var(--border-subtle);
}

.circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
}

.c1 { width: 250px; height: 250px; background: var(--soft-pink); top: 10%; right: 10%; opacity: 0.6; }
.c2 { width: 200px; height: 200px; background: var(--sage-green); bottom: 10%; left: 10%; opacity: 0.5; }

.glass-overlay {
    position: relative;
    width: 70%;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    box-shadow: 0 8px 32px rgba(45, 52, 54, 0.05);
}

.lines { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 1.5rem; align-items: center; }
.line { height: 8px; background: rgba(45, 52, 54, 0.1); border-radius: 4px; }
.w-long { width: 100%; }
.w-med { width: 70%; }
.w-short { width: 40%; }

/* Testimonials */
.testimonial-card {
    background: var(--bg-surface);
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    border: var(--border-subtle);
    box-shadow: var(--shadow-soft);
    cursor: default;
    transition: var(--transition-smooth);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.stars {
    color: var(--accent-gold);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.review-text {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    color: var(--text-main);
    line-height: 1.4;
    margin-bottom: 2rem;
    font-style: italic;
}

.reviewer strong {
    display: block;
    font-size: 1.125rem;
    color: var(--text-main);
}

.reviewer span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Form Section (Checkout) */
.form-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.pricing-card {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: var(--border-subtle);
}

.price {
    font-family: var(--font-heading);
    font-size: 4rem;
    color: var(--text-main);
    line-height: 1;
}

.price-desc {
    color: var(--text-muted);
    font-size: 1rem;
}

.checkout-box {
    background: var(--bg-primary);
    padding: 4rem 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-hover);
    text-align: center;
    border: var(--border-subtle);
}

/* FAQ */
.faq-list {
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    border-bottom: var(--border-subtle);
    padding: 1.5rem 0;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 1.25rem;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent-gold);
    transition: var(--transition-smooth);
}

.faq-question.active::after {
    content: '−';
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-answer p {
    padding-top: 1rem;
    margin-bottom: 0;
}

/* Footer */
.footer {
    background-color: var(--bg-surface);
    padding: 4rem 0 2rem;
    border-top: var(--border-subtle);
}

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

.footer-brand p {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
}

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

.footer-legal {
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
}

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

.legal-links a {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.legal-links a:hover {
    color: var(--text-main);
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 150ms; }
.delay-2 { transition-delay: 300ms; }

/* Responsive Default */
@media (max-width: 992px) {
    .grid-2 { grid-template-columns: 1fr; gap: 3rem; }
    .grid-3 { grid-template-columns: 1fr 1fr; }
    h1 { font-size: 3rem; }
    h2 { font-size: 2.25rem; }
    .footer-container { grid-template-columns: 1fr; text-align: left; }
    .footer-legal { align-items: flex-start; text-align: left; gap: 1.5rem; margin-top: 2rem; }
    .legal-links { flex-direction: column; gap: 0.75rem; }
    .checkout-box { padding: 3rem 2rem; }
}

@media (max-width: 768px) {
    .grid-3 { grid-template-columns: 1fr; }
    .steps-container { grid-template-columns: 1fr; gap: 2.5rem; }
    .hero { padding-top: 8rem; }
    h1 { font-size: 2.5rem; }
    .section { padding: 5rem 0; }
    .form-layout { grid-template-columns: 1fr; }
    .btn-primary { width: 100%; }
}