:root {
    --color-primary: #2d4a22; /* Deep forest green */
    --color-secondary: #8da47e; /* Soft sage */
    --color-bg: #faf9f6; /* Off white cream */
    --color-soft-bg: #f0eee5; /* Muted earth tone for blocks */
    --color-text: #333333;
    --color-text-light: #666666;
    
    --font-heading: 'Georgia', 'Times New Roman', serif;
    --font-body: 'Helvetica Neue', Arial, sans-serif;
    
    --radius-soft: 12px;
    --radius-round: 50%;
}

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

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 400;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.5rem; }

.subtitle {
    font-size: 1.2rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

.text-center { text-align: center; }
.mt-medium { margin-top: 2rem; }
.mt-large { margin-top: 4rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.4s ease;
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--color-secondary);
    color: white;
}

.bg-soft { background-color: var(--color-soft-bg); }
.section-padding { padding: clamp(3rem, 8vw, 6rem) 0; }
.page-top-padding { padding-top: clamp(100px, 15vh, 150px); padding-bottom: clamp(3rem, 8vw, 6rem); }

/* Header */
.site-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 2rem 0;
}

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

.logo img { height: 40px; }

.main-nav {
    display: flex;
    gap: 2rem;
}

.main-nav a {
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    color: var(--color-primary);
    position: relative;
    padding-bottom: 5px;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: var(--color-primary);
    transition: width 0.3s ease;
}

.main-nav a:hover::after, .main-nav a.active::after {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0 300px 300px 0;
}

.hero-content { margin-left: 45%; max-width: 500px; position: relative; z-index: 10;
    background: var(--color-bg);
    padding: 3rem;
    border-radius: var(--radius-soft);
}

/* Smooth Paragraph Fade-in */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
}
.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }
.delay-3 { transition-delay: 0.6s; }

/* SVG Organic Line Flow */
.organic-svg-container {
    position: absolute;
    bottom: -50px;
    right: 5%;
    width: 300px;
    opacity: 0.5;
    pointer-events: none;
}
.flow-svg path {
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
    transition: stroke-dashoffset 3s ease-out;
}
.flow-svg.is-visible path {
    stroke-dashoffset: 0;
}

/* Target Grid */
.target-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}
.target-item { text-align: center; }
.target-img {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--radius-round);
    overflow: hidden;
    margin-bottom: 1.5rem;
    border: 8px solid var(--color-soft-bg);
    transition: transform 0.4s ease;
}
.target-item:hover .target-img {
    transform: scale(1.05);
}
.target-img img { width: 100%; height: 100%; object-fit: cover; }

/* Product Cards */
.product-grid, .shop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}
.product-card {
    text-align: center;
    background: white;
    border-radius: var(--radius-soft);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.06);
}
.product-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}
.product-info { padding: 2rem; }
.price { color: var(--color-text-light); margin-top: 0.5rem; }

/* Tag Switch Animation */
.tag-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}
.tag-btn {
    background: transparent;
    border: 1px solid var(--color-secondary);
    color: var(--color-primary);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-body);
}
.tag-btn.active, .tag-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}
.shop-grid .product-card {
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* FAQ Accordion */
.faq-preview { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.accordion-wrapper { margin-top: 2rem; }
.accordion-item {
    border-bottom: 1px solid var(--color-secondary);
}
.accordion-header {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 1.5rem 0;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--color-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
}
.accordion-header::after {
    content: '+';
    font-size: 1.5rem;
    font-family: var(--font-body);
}
.accordion-header.active::after { content: '−'; }
.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
}
.accordion-inner {
    padding-bottom: 1.5rem;
    color: var(--color-text-light);
}
.faq-image img { border-radius: var(--radius-soft) 100px var(--radius-soft) var(--radius-soft); }

/* Science Page */
.split-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.split-layout.reverse { direction: rtl; }
.split-layout.reverse > * { direction: ltr; }
@media (max-width: 900px) { .split-layout.reverse { direction: ltr; } .image-block { order: -1; } }
.text-block p { margin-bottom: 1.5rem; color: var(--color-text-light); }
.image-block img { border-radius: 200px 200px 0 0; height: 500px; width: 100%; object-fit: cover; }
.styled-list { list-style: none; margin-top: 2rem; }
.styled-list li { margin-bottom: 1rem; position: relative; padding-left: 2rem; }
.styled-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
}

/* Sticky CTA */
.sticky-cta-container { position: relative; padding: 4rem 0; }
.sticky-cta {
    position: sticky;
    bottom: 2rem;
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem;
    border-radius: var(--radius-soft);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    z-index: 10;
}

/* Ingredients - Flip Card */
.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}
.flip-card {
    background-color: transparent;
    width: 100%;
    height: 400px;
    perspective: 1000px;
}
.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.8s;
    transform-style: preserve-3d;
    border-radius: var(--radius-soft);
    box-shadow: 0 4px 8px 0 rgba(0,0,0,0.1);
}
.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}
.flip-card-front, .flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    border-radius: var(--radius-soft);
    overflow: hidden;
}
.flip-card-front img { width: 100%; height: 100%; object-fit: cover; }
.flip-card-front h3 {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    margin: 0;
    padding: 1.5rem;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: white;
}
.flip-card-back {
    transform: rotateY(180deg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2rem;
}
.small-svg { width: 40px; margin: 1.5rem auto 0; }

/* Journal */
.journal-list { display: flex; flex-direction: column; gap: 4rem; max-width: 900px; margin: 0 auto; }
.journal-entry { display: grid; grid-template-columns: 1fr 1.5fr; gap: 3rem; align-items: center; }
.journal-img img { border-radius: var(--radius-soft); height: 250px; width: 100%; object-fit: cover; }
.meta { font-size: 0.85rem; color: var(--color-secondary); text-transform: uppercase; letter-spacing: 0.1em; display: block; margin-bottom: 0.5rem; }
.read-link { color: var(--color-primary); font-weight: bold; text-decoration: underline; margin-top: 1rem; display: inline-block; }

/* Contact Form */
.contact-container { max-width: 1000px; }
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    border-radius: var(--radius-soft);
    overflow: hidden;
    margin-top: 3rem;
}
.contact-info { padding: 4rem; background: var(--color-primary); color: white; }
.contact-info h2 { color: white; }
.email-box { margin-top: 3rem; }
.label { display: block; font-size: 0.8rem; text-transform: uppercase; opacity: 0.7; margin-bottom: 0.5rem; }
.direct-mail { font-size: 1.5rem; font-family: var(--font-heading); }
.contact-form { padding: 4rem; background: white; }
.input-row { display: flex; gap: 1.5rem; }
.input-group { margin-bottom: 1.5rem; width: 100%; }
.input-group label { display: block; margin-bottom: 0.5rem; color: var(--color-text-light); font-size: 0.9rem; }
.input-group input, .input-group select, .input-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: var(--color-bg);
    font-family: inherit;
}
.input-group input:focus, .input-group textarea:focus { outline: none; border-color: var(--color-secondary); }

/* Footer */
.site-footer { border-top: 1px solid #eae8e0; padding: 4rem 0 2rem; margin-top: auto; }
.footer-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 3rem; }
.footer-brand img { height: 30px; margin-bottom: 1rem; }
.footer-brand p { color: var(--color-text-light); }
.footer-links a { color: var(--color-primary); font-weight: bold; }
.footer-bottom { text-align: center; color: var(--color-text-light); font-size: 0.85rem; border-top: 1px solid #eae8e0; padding-top: 2rem; }

/* Responsive */
@media (max-width: 900px) {
    .hero { flex-direction: column; padding-top: 150px; }
    .hero-bg { width: 100%; height: 50vh; position: relative; border-radius: 0; }
    .hero-bg img { border-radius: 0; }
    .hero-content { margin-left: 0; margin-top: -50px; z-index: 10; max-width: 90%; padding: 2rem; }
    .target-grid { grid-template-columns: repeat(2, 1fr); }
    .faq-preview, .split-layout, .contact-wrapper, .journal-entry { grid-template-columns: 1fr; }
    .ingredients-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .main-nav { display: flex; overflow-x: auto; max-width: 100%; white-space: nowrap; padding-bottom: 10px; gap: 1rem; scrollbar-width: none; } .main-nav::-webkit-scrollbar { display: none; }
    .target-grid, .ingredients-grid { grid-template-columns: 1fr; }
    .input-row { flex-direction: column; gap: 0; }
}

/* Prefers Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
    .fade-in { opacity: 1; transform: none; }
    .flip-card:hover .flip-card-inner { transform: none; }
    .flow-svg path { stroke-dashoffset: 0; }
}

/* --- layout fix pack (2026-03-17) --- */
.hero-actions { display:flex; gap:1rem; flex-wrap:wrap; margin-top:1.5rem; }
.targets, .bestsellers, .science-content, .faq-content { margin-top: clamp(30px,5vw,60px); }
.organic-svg-wrap { position: relative; }
.journal-text { max-width: 70ch; }
.contact-header { margin-bottom: 1rem; }