:root {
    /* CUSTOM VARIABLES based on Diabetic/Sugar/Metabolism education theme */
    --metabolism-bg: #0D1117;
    --metabolism-surface: #161b22;
    --metabolism-tone: #00e6a8;
    --metabolism-tone-hover: #00c08b;
    --metabolism-ink: #e6edf3;
    --metabolism-ink-dim: #8b949e;
    --metabolism-gradient: linear-gradient(135deg, #00e6a8 0%, #007bb5 100%);
    
    --font-display: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    --pad-factor: 10dvh; /* normal scale */
    --radius-soft: 16px;
    --shadow-raised: 0 8px 24px rgba(0, 0, 0, 0.4);
}

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

html, body {
    font-family: var(--font-body);
    background-color: var(--metabolism-bg);
    color: var(--metabolism-ink);
    line-height: 1.6;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* TYPOGRAPHY */
.heading-supreme {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: var(--metabolism-ink);
}

.heading-major {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    text-transform: uppercase;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.heading-minor {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    color: var(--metabolism-tone);
}

.intro-paragraph-text {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: var(--metabolism-ink-dim);
    margin-bottom: 2rem;
    max-width: 800px;
}

.standard-paragraph {
    font-size: 1rem;
    color: var(--metabolism-ink-dim);
    margin-bottom: 1rem;
}

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

/* LAYOUT HELPERS */
.site-width-bound {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.pt-heavy { padding-top: var(--pad-factor); }
.pb-heavy { padding-bottom: var(--pad-factor); }
.mt-heavy { margin-top: 3rem; }
.mt-gap { margin-top: 1.5rem; }
.mb-gap { margin-bottom: 1.5rem; }

.bg-surface { background-color: var(--metabolism-surface); }
.radius-soft { border-radius: var(--radius-soft); overflow: hidden; }
.radius-sharp { border-radius: 4px; }
.elevate-deep { box-shadow: var(--shadow-raised); }

/* HEADER & NAVIGATION (Preset A) */
.top-routing-bar {
    position: sticky;
    top: 0;
    width: 100%;
    background-color: var(--metabolism-surface);
    z-index: 999;
    padding: 1rem 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}

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

.brand-identity-mark {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.2rem;
    text-transform: uppercase;
}

.routing-paths {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.route-link {
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

.route-link:hover {
    color: var(--metabolism-tone);
}

.action-focused-link {
    background: var(--metabolism-tone);
    color: #000;
    padding: 0.5rem 1.25rem;
    border-radius: 999px;
}

.action-focused-link:hover {
    background: var(--metabolism-tone-hover);
    color: #000;
}

.hidden-toggler { display: none; }
.hamburger-trigger { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger-line { width: 25px; height: 3px; background-color: var(--metabolism-ink); transition: 0.3s; }

/* HERO BANNER (Preset A) */
.front-banner-zone {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.banner-visual-layer {
    position: absolute;
    inset: 0;
    background-image: url('img/bg.webp');
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.banner-visual-layer::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
}

.banner-content-layer {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.action-trigger-element {
    display: inline-block;
    font-family: var(--font-display);
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.trigger-pill {
    background-color: var(--metabolism-tone);
    color: #000;
    padding: 1rem 2.5rem;
    border-radius: 999px;
}

.trigger-pill:hover {
    background-color: var(--metabolism-tone-hover);
    transform: translateY(-2px);
}

.trigger-outline {
    background: transparent;
    color: var(--metabolism-ink);
    border: 2px solid var(--metabolism-ink);
    padding: 0.9rem 2.4rem;
    border-radius: 999px;
}

.trigger-outline:hover {
    background: var(--metabolism-ink);
    color: var(--metabolism-bg);
}

.trigger-lg { font-size: 1.1rem; padding: 1.2rem 3rem; }

/* METRICS BAR (Floating under hero) */
.floating-metrics-bar {
    position: relative;
    z-index: 10;
    margin-top: -60px;
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.metric-info-box {
    background-color: var(--metabolism-surface);
    padding: 2rem;
    border-radius: var(--radius-soft);
    box-shadow: var(--shadow-raised);
    min-width: 200px;
    text-align: center;
    flex: 1;
    border-top: 3px solid var(--metabolism-tone);
}

.metric-grid-inline {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.metric-giant {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--metabolism-tone);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.9rem;
    color: var(--metabolism-ink-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ZIGZAG CONTENT (Preset A) */
.zig-zag-layout {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.zig-zag-layout.reverse-flow {
    flex-direction: row-reverse;
}

.visual-pane, .textual-pane {
    flex: 1;
}

.fluid-visual-asset {
    width: 100%;
    height: 450px;
    object-fit: cover;
    box-shadow: var(--shadow-raised);
}

.slant-right .fluid-visual-asset {
    clip-path: polygon(0% 0%, 100% 0%, 85% 100%, 0% 100%);
}

.slant-left .fluid-visual-asset {
    clip-path: polygon(15% 0%, 100% 0%, 100% 100%, 0% 100%);
}

/* WELLNESS GRID (Features) */
.wellness-perks-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.perk-item-box {
    background: var(--metabolism-bg);
    padding: 2rem;
    border-left: 4px solid var(--metabolism-tone);
    border-radius: 0 var(--radius-soft) var(--radius-soft) 0;
    transition: all 0.3s ease;
}

.perk-item-box:hover {
    box-shadow: var(--shadow-raised);
    transform: translateY(-4px);
    background: var(--metabolism-surface);
}

.perk-svg {
    margin-bottom: 1rem;
}

/* TIMELINE (How it works) */
.timeline-spine-layout {
    position: relative;
    max-width: 800px;
    margin: 3rem auto 0;
}

.timeline-center-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--metabolism-tone);
    transform: translateX(-50%);
    opacity: 0.3;
}

.timeline-node {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-node:nth-child(odd) { flex-direction: row-reverse; text-align: left; }
.timeline-node:nth-child(even) { text-align: right; }

.node-content { width: 45%; }

.node-marker {
    width: 50px;
    height: 50px;
    background: var(--metabolism-surface);
    border: 2px solid var(--metabolism-tone);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--metabolism-tone);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

/* ACTION STRIP (CTA) */
.action-strip-segment {
    position: relative;
    padding: var(--pad-factor) 0;
    text-align: center;
}

.fixed-backdrop {
    background-image: url('img/bg.webp');
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
}

.fixed-backdrop::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
}

.action-flex-center {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* COMPACT BANNER (Inner pages) */
.compact-banner-zone {
    position: relative;
    padding: 10dvh 0;
    overflow: hidden;
}

.compact-banner-zone .banner-visual-layer {
    background-image: url('img/bg.webp');
    height: 100%;
}

.compact-banner-zone .banner-visual-layer::after {
    background: rgba(0,0,0,0.7);
}

/* BIO SPLIT (Expert) */
.split-bio-layout {
    display: flex;
    align-items: center;
    gap: 4rem;
}
.bio-visual-pane { flex: 1; }
.bio-textual-pane { flex: 1; }

.overlay-informational-segment {
    position: relative;
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.backdrop-visual {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.overlay-content-pad {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    padding: 2rem;
    background: rgba(22, 27, 34, 0.85);
    border-radius: var(--radius-soft);
    box-shadow: var(--shadow-raised);
}

/* FORM LAYOUT (Reserve) */
.flex-form-layout {
    display: flex;
    gap: 4rem;
    align-items: flex-start;
}

.form-context-pane { flex: 1; }
.form-interaction-pane { flex: 1; width: 100%; }

.context-card-item {
    background: var(--metabolism-surface);
    padding: 2rem;
    border-radius: var(--radius-soft);
    border-top: 3px solid var(--metabolism-tone);
}

.numbered-bullet-list {
    list-style: none;
    margin-top: 1.5rem;
}

.numbered-bullet-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--metabolism-ink-dim);
}

.numbered-bullet-list span {
    background: var(--metabolism-tone);
    color: #000;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.contact-mail-link {
    color: var(--metabolism-tone);
    font-weight: 600;
    text-decoration: underline;
}

.booking-form-wrap {
    background: var(--metabolism-surface);
    padding: 3rem;
}

.input-field-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.input-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--metabolism-ink);
}

.text-entry-box {
    width: 100%;
    padding: 1rem;
    background: var(--metabolism-bg);
    border: 1px solid #30363d;
    color: var(--metabolism-ink);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: 0.3s;
}

.text-entry-box:focus {
    outline: none;
    border-color: var(--metabolism-tone);
}

.text-area-box {
    resize: vertical;
    min-height: 120px;
}

.checkbox-field-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.check-box-input {
    margin-top: 0.3rem;
    accent-color: var(--metabolism-tone);
}

.check-box-label {
    font-size: 0.9rem;
    color: var(--metabolism-ink-dim);
}

.check-box-label a {
    color: var(--metabolism-tone);
    text-decoration: underline;
}

.full-width-trigger {
    width: 100%;
    font-size: 1.1rem;
}

/* FAQ ACCORDION */
.max-form-width { max-width: 800px; margin: 0 auto; }

.accordion-catalog {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-disclosure-item {
    background: var(--metabolism-bg);
    border-radius: var(--radius-soft);
    overflow: hidden;
}

.faq-query-header {
    padding: 1.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    cursor: pointer;
    background: rgba(255,255,255,0.02);
    list-style: none; /* remove default arrow */
    position: relative;
    padding-right: 3rem;
}

.faq-query-header::after {
    content: '+';
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--metabolism-tone);
    font-size: 1.5rem;
}

.faq-disclosure-item[open] .faq-query-header::after { content: '−'; }

.faq-answer-body {
    padding: 0 1.5rem 1.5rem;
}

/* DOCUMENTS */
.max-doc-width {
    max-width: 800px;
    margin: 0 auto;
}

.document-flow-segment h2 {
    margin-bottom: 1rem;
    color: var(--metabolism-ink);
}

/* FOOTER */
.bottom-site-anchor {
    background-color: #010409;
    padding: 4rem 0 2rem;
    border-top: 1px solid #30363d;
}

.footer-layout-divide {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #30363d;
    padding-bottom: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-links-zone {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
}

.footer-links-zone a:hover {
    color: var(--metabolism-tone);
}

.footer-legal-zone {
    text-align: center;
}

.legal-disclaimer {
    font-size: 0.85rem;
    color: var(--metabolism-ink-dim);
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.copyright-line {
    font-size: 0.8rem;
    color: #484f58;
}

/* COOKIE BANNER */
.cookie-notice-overlay {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--metabolism-surface);
    border-top: 2px solid var(--metabolism-tone);
    padding: 1.5rem 0;
    z-index: 9999;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.5);
}

.cookie-notice-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.cookie-actions {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

.cookie-actions button {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

/* MOBILE ADAPTATION */
@media (max-width: 992px) {
    .zig-zag-layout, .zig-zag-layout.reverse-flow {
        flex-direction: column;
        gap: 2rem;
    }
    .slant-right .fluid-visual-asset, .slant-left .fluid-visual-asset {
        clip-path: none;
        border-radius: var(--radius-soft);
        height: 300px;
    }
    .flex-form-layout {
        flex-direction: column;
    }
    .split-bio-layout {
        flex-direction: column;
    }
    .floating-metrics-bar {
        margin-top: -30px;
    }
}

@media (max-width: 768px) {
    .hamburger-trigger { display: flex; }
    .routing-paths {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--metabolism-surface);
        flex-direction: column;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    .hidden-toggler:checked ~ .routing-paths {
        max-height: 300px;
        border-bottom: 2px solid var(--metabolism-tone);
    }
    .route-link {
        padding: 1rem;
        width: 100%;
        text-align: center;
        border-top: 1px solid #30363d;
    }
    .action-focused-link {
        border-radius: 0;
    }
    
    .wellness-perks-grid { grid-template-columns: 1fr; }
    
    .timeline-center-line { left: 25px; }
    .timeline-node, .timeline-node:nth-child(odd) {
        flex-direction: row;
        text-align: left;
    }
    .node-marker { left: 25px; }
    .node-content { width: calc(100% - 70px); margin-left: auto; }
    
    .cookie-notice-content { flex-direction: column; text-align: center; }
    .footer-layout-divide { flex-direction: column; text-align: center; }
    
    .booking-form-wrap { padding: 1.5rem; }
}