/* AIWebsiteStore.com -- dark navy marketplace theme */

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }

/* === Design Tokens === */
:root {
    --bg-base:         #080c1a;
    --bg-surface:      #0d1526;
    --bg-card:         #111827;
    --bg-card-hover:   #161f33;
    --bg-overlay:      rgba(8,12,26,0.97);
    --border-subtle:   rgba(58,123,213,0.15);
    --border-mid:      rgba(58,123,213,0.3);
    --border-bright:   rgba(58,123,213,0.6);

    --accent-primary:  #3a7bd5;
    --accent-cyan:     #00d2ff;
    --accent-gradient: linear-gradient(135deg, #3a7bd5, #00d2ff);
    --accent-glow:     rgba(58,123,213,0.25);

    --text-primary:    #f0f4ff;
    --text-secondary:  #8899bb;
    --text-muted:      #4a5a7a;
    --text-inverse:    #080c1a;

    --font-heading: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body:    -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono:    'SF Mono', 'Cascadia Code', Consolas, monospace;

    --radius-sm:   4px;
    --radius-md:   8px;
    --radius-lg:   12px;
    --radius-full: 9999px;

    --header-height: 64px;
    --content-max:   1200px;
    --sidebar-width: 320px;

    --shadow-card:    0 2px 16px rgba(0,0,0,0.4);
    --shadow-card-h:  0 4px 32px rgba(58,123,213,0.2);
    --shadow-glow:    0 0 24px rgba(58,123,213,0.4);
    --transition:     0.18s ease;
}

/* === Base === */
body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    padding-top: var(--header-height);
    -webkit-font-smoothing: antialiased;
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--text-primary);
}
h1 { font-size: clamp(1.9rem, 5vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3.5vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
h4 { font-size: 1.1rem; }

p { color: var(--text-secondary); }

.container {
    width: 100%;
    max-width: var(--content-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}
.container--narrow { max-width: 760px; }

/* ============================================================
   HEADER + NAV
   ============================================================ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(8,12,26,0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
}

.site-header__inner {
    display: flex;
    align-items: center;
    height: 100%;
    max-width: var(--content-max);
    margin: 0 auto;
    padding: 0 1.5rem;
    gap: 1.5rem;
}

/* Logo */
.site-logo a {
    display: flex;
    align-items: baseline;
    gap: 0;
    font-family: var(--font-heading);
    font-weight: 200;
    font-size: 1.1rem;
    letter-spacing: -0.01em;
    line-height: 1;
}
.logo-ai    { color: var(--accent-cyan); font-weight: 500; }
.logo-website { color: var(--text-primary); }
.logo-store { color: var(--text-primary); }
.logo-dot   { color: var(--text-muted); }

/* Hamburger */
.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    margin-left: auto;
    padding: 4px;
    flex-shrink: 0;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav (desktop) */
.site-nav {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 1.5rem;
}

.site-nav__list {
    display: flex;
    align-items: center;
    gap: 0;
    flex: 1;
}

.site-nav__item {
    position: relative;
}

.site-nav__item > a {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.45rem 0.7rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: color var(--transition);
}
.site-nav__item > a:hover,
.site-nav__item > a.is-active,
.site-nav__item > a[aria-current] { color: var(--text-primary); }

.nav-chevron { font-size: 0.65em; opacity: 0.5; transition: transform var(--transition); }
.site-nav__item:hover .nav-chevron { transform: rotate(180deg); opacity: 1; }

/* Dropdown */
.nav-dropdown {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 190px;
    background: var(--bg-card);
    border: 1px solid var(--border-mid);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    z-index: 200;
}
.site-nav__item:hover .nav-dropdown,
.site-nav__item:focus-within .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.nav-dropdown li { border-bottom: 1px solid var(--border-subtle); }
.nav-dropdown li:last-child { border-bottom: none; }
.nav-dropdown a {
    display: block;
    padding: 0.65rem 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: color var(--transition), background var(--transition);
}
.nav-dropdown a:hover { color: var(--text-primary); background: var(--bg-card-hover); }

/* Nav CTA buttons */
.site-nav__cta {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    transition: all var(--transition);
    white-space: nowrap;
    cursor: pointer;
    border: 1px solid transparent;
}
.btn--primary {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}
.btn--primary:hover { background: #4a8be5; border-color: #4a8be5; box-shadow: 0 0 16px rgba(58,123,213,0.4); }
.btn--outline {
    background: transparent;
    color: var(--accent-primary);
    border-color: var(--border-mid);
}
.btn--outline:hover { border-color: var(--accent-primary); color: var(--text-primary); background: rgba(58,123,213,0.08); }
.btn--ghost { background: transparent; color: var(--text-secondary); }
.btn--ghost:hover { color: var(--text-primary); background: rgba(255,255,255,0.04); }
.btn--sm  { padding: 0.4rem 0.85rem; font-size: 0.8rem; }
.btn--lg  { padding: 0.85rem 2rem; font-size: 1rem; }
.btn--full { width: 100%; display: flex; }

/* ============================================================
   PAGE WRAPPER (non-home pages)
   ============================================================ */
.page-wrapper {
    max-width: var(--content-max);
    margin: 0 auto;
    padding: 2.5rem 1.5rem 4rem;
}

.content-main { }

/* ============================================================
   BREADCRUMBS
   ============================================================ */
.breadcrumbs {
    border-bottom: 1px solid var(--border-subtle);
    padding: 0.65rem 0;
    margin-bottom: 2rem;
}
.breadcrumbs__list {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.breadcrumbs__item a { color: var(--text-muted); transition: color var(--transition); }
.breadcrumbs__item a:hover { color: var(--text-secondary); }
.breadcrumbs__item.is-current span { color: var(--text-secondary); }
.breadcrumbs__sep { opacity: 0.4; margin: 0 0.1rem; }

/* ============================================================
   PAGE HEADER (inner pages)
   ============================================================ */
.page-header {
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-subtle);
}
.page-header__label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-cyan);
    margin-bottom: 0.6rem;
}
.page-header__title { margin-bottom: 0.65rem; }
.page-header__intro { font-size: 1.05rem; color: var(--text-secondary); max-width: 60ch; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(58,123,213,0.1) 0%, transparent 65%);
    pointer-events: none;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    max-width: var(--content-max);
    margin: 0 auto;
    padding: 5rem 1.5rem 4rem;
}

.hero__content { }

.hero__headline {
    font-size: clamp(2.2rem, 5.5vw, 3.5rem);
    font-weight: 200;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 1.1rem;
    display: block;
}
.hero__headline span { display: block; }
.hero__headline-gradient {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 400;
}

.hero__sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 48ch;
    line-height: 1.6;
}

.hero__cta-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero__listing-preview { }

/* ============================================================
   TRUST BADGES (inside hero)
   ============================================================ */
.trust-badges {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    padding: 1.1rem 1.5rem;
}
.trust-badges__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    flex-wrap: wrap;
    max-width: var(--content-max);
    margin: 0 auto;
}
.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.trust-badge__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-cyan);
    flex-shrink: 0;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
    padding: 5rem 0;
}
.section--alt, .section--why, .section--dk { background: var(--bg-surface); }

.section__heading {
    font-size: clamp(1.5rem, 3.5vw, 2.1rem);
    font-weight: 300;
    margin-bottom: 0.65rem;
}
.section__sub,
.section__body {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 58ch;
}
.section--listings .section__heading,
.section--products .section__heading,
.section--dk .section__heading { margin-bottom: 0.65rem; }

.section__browse-cta {
    text-align: center;
    margin-top: 2.5rem;
}

/* ============================================================
   PRODUCT GRID (home page category cards)
   ============================================================ */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 1.25rem;
}

.product-card {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.6rem 1.4rem;
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.product-card:hover {
    border-color: var(--border-mid);
    box-shadow: var(--shadow-card-h);
    transform: translateY(-2px);
}
.product-card__icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    background: rgba(58,123,213,0.15);
    border: 1px solid var(--border-mid);
    margin-bottom: 0.4rem;
}
.product-card__title { font-size: 0.95rem; font-weight: 400; color: var(--text-primary); margin: 0; }
.product-card__desc  { font-size: 0.83rem; color: var(--text-muted); margin: 0; flex: 1; }
.product-card__link  { font-size: 0.8rem; color: var(--accent-primary); margin-top: auto; }
.product-card:hover .product-card__link { color: var(--accent-cyan); }

/* ============================================================
   LISTING CARDS (shared)
   ============================================================ */
.listings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}

.listing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: border-color var(--transition), box-shadow var(--transition);
    position: relative;
}
.listing-card:hover { border-color: var(--border-mid); box-shadow: var(--shadow-card-h); }
.listing-card--featured {
    border-color: var(--border-bright);
    background: linear-gradient(160deg, #111827 60%, #0d1930);
}

.listing-card__badge {
    position: absolute;
    top: 1.1rem;
    right: 1.1rem;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
}
.listing-card__badge--featured { background: rgba(0,210,255,0.14); color: var(--accent-cyan); border: 1px solid rgba(0,210,255,0.3); }
.listing-card__badge--verified { background: rgba(58,123,213,0.14); color: var(--accent-primary); border: 1px solid rgba(58,123,213,0.3); }

.listing-card__header { display: flex; align-items: baseline; gap: 0.75rem; flex-wrap: wrap; }
.listing-card__domain { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent-cyan); }
.listing-card__category { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }

.listing-card__title { font-size: 1.1rem; margin: 0; color: var(--text-primary); }
.listing-card__title a { color: inherit; transition: color var(--transition); }
.listing-card__title a:hover { color: var(--accent-cyan); }

.listing-card__excerpt { font-size: 0.875rem; color: var(--text-secondary); margin: 0; }

.listing-card__meta { display: flex; flex-direction: column; gap: 0.4rem; }
.listing-meta-row { display: flex; justify-content: space-between; align-items: baseline; }
.listing-meta__label { font-size: 0.75rem; color: var(--text-muted); }
.listing-meta__value { font-size: 0.875rem; color: var(--text-secondary); }
.listing-meta__value--price { font-size: 1.15rem; font-weight: 400; color: var(--accent-cyan); }

.listing-card__status-row { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.25rem; }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    font-size: 0.7rem;
    font-weight: 500;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full);
    letter-spacing: 0.03em;
}
.badge--active, .badge--verified { background: rgba(0,210,255,0.1); color: var(--accent-cyan); border: 1px solid rgba(0,210,255,0.25); }
.badge--participating { background: rgba(58,123,213,0.1); color: var(--accent-primary); border: 1px solid rgba(58,123,213,0.25); }
.badge--none { background: rgba(255,255,255,0.04); color: var(--text-muted); border: 1px solid var(--border-subtle); }
.badge--featured { background: rgba(0,210,255,0.12); color: var(--accent-cyan); border: 1px solid rgba(0,210,255,0.25); }

/* ============================================================
   DIGITAL KARMA BLOCK (home)
   ============================================================ */
.dk-block {
    background: linear-gradient(135deg, rgba(8,12,26,0.6), rgba(13,21,38,0.8));
    border: 1px solid var(--border-mid);
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}
.dk-block__badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-cyan);
    border: 1px solid rgba(0,210,255,0.3);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.25rem;
}
.dk-block__heading { font-size: clamp(1.3rem, 3vw, 1.8rem); margin: 0; }
.dk-block__body { color: var(--text-secondary); font-size: 0.95rem; max-width: 50ch; margin: 0; }

/* ============================================================
   CLOSING CTA (home)
   ============================================================ */
.section--closing-cta {
    text-align: center;
    background: transparent;
    position: relative;
}
.section--closing-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(58,123,213,0.07) 0%, transparent 70%);
    pointer-events: none;
}
.closing-cta__heading { font-size: clamp(1.5rem, 3.5vw, 2.1rem); margin-bottom: 0.65rem; }
.closing-cta__body { color: var(--text-secondary); margin-bottom: 2rem; }
.closing-cta__btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ============================================================
   LISTING DETAIL (listing.php)
   ============================================================ */
.listing-detail {
    display: grid;
    grid-template-columns: 1fr var(--sidebar-width);
    gap: 3rem;
    align-items: start;
}
.listing-detail__header { margin-bottom: 2rem; }
.listing-detail__meta-top { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; flex-wrap: wrap; }
.listing-detail__category, .listing-detail__type { font-size: 0.78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.listing-detail__title { margin-bottom: 0.5rem; }
.listing-detail__domain { font-family: var(--font-mono); font-size: 1rem; color: var(--accent-cyan); }
.listing-detail__description { margin: 1.5rem 0; }
.listing-detail__notes { display: flex; flex-direction: column; gap: 1.5rem; }
.note-block { background: var(--bg-surface); border-left: 3px solid var(--border-mid); padding: 1.1rem 1.4rem; border-radius: 0 var(--radius-md) var(--radius-md) 0; }
.note-block h3 { font-size: 0.875rem; margin-bottom: 0.4rem; }
.listing-detail__back { margin-top: 2.5rem; }

.listing-sidebar-card {
    background: var(--bg-card);
    border: 1px solid var(--border-mid);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    position: sticky;
    top: calc(var(--header-height) + 1.5rem);
}
.listing-sidebar-card__price { font-size: 1.85rem; font-weight: 200; color: var(--accent-cyan); }
.listing-sidebar-card__ai-data h3 { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.75rem; }
.ai-data-row { display: flex; justify-content: space-between; align-items: center; padding: 0.5rem 0; border-bottom: 1px solid var(--border-subtle); }
.ai-data-row:last-child { border-bottom: none; }
.ai-data-row__label { font-size: 0.78rem; color: var(--text-muted); }
.listing-sidebar-card__valuation { border-top: 1px solid var(--border-subtle); padding-top: 1rem; }
.listing-sidebar-card__valuation p { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.6rem; }

/* ============================================================
   ARTICLE
   ============================================================ */
.article { max-width: 720px; }
.article__header { margin-bottom: 2rem; padding-bottom: 1.75rem; border-bottom: 1px solid var(--border-subtle); }
.article__category { margin-bottom: 0.75rem; }
.article__category a { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent-cyan); }
.article__title { margin-bottom: 0.65rem; }
.article__excerpt { font-size: 1.025rem; color: var(--text-secondary); margin-bottom: 0.75rem; }
.article__meta { font-size: 0.78rem; color: var(--text-muted); }
.article__body { margin-bottom: 2.5rem; }
.article__footer { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.prose p  { margin-bottom: 1.2rem; color: var(--text-secondary); }
.prose h2 { margin: 2rem 0 0.65rem; }
.prose ul { list-style: disc; margin: 0 0 1.2rem 1.4rem; }
.prose ul li { color: var(--text-secondary); margin-bottom: 0.3rem; }

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}
.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.article-card:hover { border-color: var(--border-mid); box-shadow: var(--shadow-card-h); }
.article-card__title { font-size: 1rem; margin: 0; }
.article-card__title a { color: var(--text-primary); transition: color var(--transition); }
.article-card__title a:hover { color: var(--accent-cyan); }
.article-card__excerpt { font-size: 0.875rem; color: var(--text-secondary); margin: 0; flex: 1; }
.article-card__meta { font-size: 0.75rem; color: var(--text-muted); }
.article-card__link { font-size: 0.83rem; color: var(--accent-primary); margin-top: auto; }
.article-card__link:hover { color: var(--accent-cyan); }

.related-content { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border-subtle); }
.related-content__heading { font-size: 1.1rem; margin-bottom: 1.5rem; }

/* ============================================================
   LIBRARY
   ============================================================ */
.library-categories {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}
.library-category {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.library-category__title { font-size: 1.1rem; margin: 0; }
.library-category__title a { color: var(--text-primary); transition: color var(--transition); }
.library-category__title a:hover { color: var(--accent-cyan); }
.library-category__desc { font-size: 0.875rem; color: var(--text-secondary); margin: 0; }
.library-category__articles { display: flex; flex-direction: column; gap: 0.3rem; }
.library-category__articles li a { font-size: 0.85rem; color: var(--text-muted); transition: color var(--transition); }
.library-category__articles li a:hover { color: var(--text-secondary); }
.library-category__more { font-size: 0.8rem; color: var(--accent-primary); margin-top: auto; }
.library-all-articles__heading { font-size: 1.25rem; margin-bottom: 1.5rem; }

/* ============================================================
   MARKETPLACE PAGE
   ============================================================ */
.marketplace-cta {
    margin-top: 3.5rem;
    padding: 2.25rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}
.marketplace-cta h2 { font-size: 1.35rem; margin: 0; }
.marketplace-cta p { margin: 0; }

/* ============================================================
   GLOSSARY
   ============================================================ */
.glossary-alpha { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border-subtle); }
.glossary-alpha__link {
    display: inline-flex; align-items: center; justify-content: center;
    width: 2rem; height: 2rem;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 0.8rem; font-weight: 500;
    color: var(--text-muted);
    transition: all var(--transition);
}
.glossary-alpha__link:hover { border-color: var(--border-mid); color: var(--text-primary); background: var(--bg-card); }

.glossary-terms { display: flex; flex-direction: column; gap: 2.5rem; }
.glossary-letter-group__letter { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-cyan); margin-bottom: 0.75rem; }
.glossary-term-list { display: flex; flex-direction: column; }
.glossary-term-item { display: grid; grid-template-columns: 200px 1fr; gap: 1.5rem; padding: 0.75rem 0; border-bottom: 1px solid var(--border-subtle); align-items: baseline; }
.glossary-term-item:last-child { border-bottom: none; }
.glossary-term-item__term a { font-size: 0.9rem; font-weight: 400; color: var(--text-primary); transition: color var(--transition); }
.glossary-term-item__term a:hover { color: var(--accent-cyan); }
.glossary-term-item__def { font-size: 0.85rem; color: var(--text-secondary); margin: 0; }

/* Glossary term detail */
.glossary-term-page__definition { margin: 1.5rem 0; padding: 1.5rem; background: var(--bg-surface); border-radius: var(--radius-md); border-left: 3px solid var(--border-mid); }
.glossary-term-page__aka { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 2rem; }
.glossary-term-page__related h2 { font-size: 1.1rem; margin-bottom: 1rem; }
.related-terms-list { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 2rem; }
.related-terms-list li { font-size: 0.875rem; color: var(--text-secondary); }
.related-terms-list li a { color: var(--accent-primary); }
.related-terms-list li a:hover { color: var(--accent-cyan); }

/* ============================================================
   FAQ
   ============================================================ */
.faq-list { display: flex; flex-direction: column; margin-bottom: 2.5rem; }
.faq-item { border-bottom: 1px solid var(--border-subtle); }
.faq-item__question {
    width: 100%; display: flex; justify-content: space-between; align-items: center;
    padding: 1.2rem 0; font-size: 0.975rem; font-weight: 400;
    color: var(--text-primary); text-align: left; gap: 1rem;
    transition: color var(--transition);
}
.faq-item__question:hover { color: var(--accent-cyan); }
.faq-item__icon { flex-shrink: 0; font-size: 1.2rem; color: var(--text-muted); font-weight: 200; line-height: 1; }
.faq-item__answer { padding: 0 1rem 1.25rem 0; }
.faq-item__answer p { font-size: 0.9rem; color: var(--text-secondary); margin: 0; }
.faq-cta { text-align: center; padding: 2.25rem; background: var(--bg-surface); border-radius: var(--radius-lg); }
.faq-cta p { margin-bottom: 1rem; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-form { max-width: 560px; display: flex; flex-direction: column; gap: 1.25rem; }
.form-field { display: flex; flex-direction: column; gap: 0.35rem; }
.form-field__label { font-size: 0.83rem; color: var(--text-secondary); }
.form-field__req { color: var(--accent-cyan); }
.form-field__input,
.form-field__select,
.form-field__textarea {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.85rem;
    font-size: 0.9rem;
    font-family: var(--font-body);
    color: var(--text-primary);
    width: 100%;
    transition: border-color var(--transition);
    outline: none;
    -webkit-appearance: none;
}
.form-field__input:focus,
.form-field__select:focus,
.form-field__textarea:focus { border-color: var(--accent-primary); box-shadow: 0 0 0 3px rgba(58,123,213,0.12); }
.form-field__textarea { resize: vertical; min-height: 140px; }
.alert { padding: 0.85rem 1rem; border-radius: var(--radius-sm); margin-bottom: 1rem; font-size: 0.875rem; }
.alert--error { background: rgba(220,38,38,0.1); border: 1px solid rgba(220,38,38,0.3); color: #f87171; }

/* ============================================================
   ERROR PAGE
   ============================================================ */
.error-page { display: flex; align-items: center; justify-content: center; min-height: 50vh; }
.error-page__inner { text-align: center; }
.error-page__code { font-size: 6rem; font-weight: 200; color: var(--border-mid); line-height: 1; margin-bottom: 1rem; font-family: var(--font-heading); }
.error-page__title { margin-bottom: 0.75rem; }
.error-page__body { color: var(--text-secondary); margin-bottom: 2rem; }
.error-page__actions { display: flex; gap: 1rem; justify-content: center; }

/* ============================================================
   PAGE.PHP SECTIONS
   ============================================================ */
.tiers-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.5rem; margin-bottom: 2rem; }
.tier-card {
    background: var(--bg-card); border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg); padding: 1.75rem;
    display: flex; flex-direction: column; gap: 0.75rem; position: relative;
}
.tier-card--featured { border-color: var(--border-bright); }
.tier-card__name { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }
.tier-card__price { font-size: 2rem; font-weight: 200; color: var(--accent-cyan); line-height: 1; }
.tier-card__desc { font-size: 0.875rem; color: var(--text-secondary); margin: 0; }
.tier-card__features { display: flex; flex-direction: column; gap: 0.4rem; }
.tier-card__features li { font-size: 0.85rem; color: var(--text-secondary); padding-left: 1rem; position: relative; }
.tier-card__features li::before { content: '+'; position: absolute; left: 0; color: var(--accent-cyan); }
.tier-card__badge { position: absolute; top: -0.65rem; left: 1.5rem; font-size: 0.62rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; padding: 0.2rem 0.65rem; border-radius: var(--radius-full); background: var(--accent-gradient); color: var(--text-inverse); }

.kits-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 1.25rem; margin-bottom: 2rem; }
.kit-card { background: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); padding: 1.5rem; display: flex; flex-direction: column; gap: 0.6rem; }
.kit-card__name { font-size: 1rem; font-weight: 400; color: var(--text-primary); }
.kit-card__price { font-size: 1.1rem; color: var(--accent-cyan); }
.kit-card__desc { font-size: 0.85rem; color: var(--text-secondary); margin: 0; }
.kit-card__includes { display: flex; flex-direction: column; gap: 0.3rem; margin-top: 0.5rem; }
.kit-card__includes li { font-size: 0.8rem; color: var(--text-muted); padding-left: 0.75rem; position: relative; }
.kit-card__includes li::before { content: '+'; position: absolute; left: 0; color: var(--accent-cyan); }

.criteria-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 1.25rem; }
.criteria-card { background: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); padding: 1.5rem; display: flex; flex-direction: column; gap: 0.5rem; }
.criteria-card__number { font-size: 2rem; font-weight: 200; color: var(--border-mid); line-height: 1; }
.criteria-card__name { font-size: 0.95rem; font-weight: 400; color: var(--text-primary); }
.criteria-card__desc { font-size: 0.85rem; color: var(--text-secondary); margin: 0; }

.sell-process { display: flex; flex-direction: column; gap: 1rem; margin-bottom: 2rem; }
.sell-step { display: flex; align-items: flex-start; gap: 1.25rem; background: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); padding: 1.5rem; }
.sell-step__number { flex-shrink: 0; width: 2rem; height: 2rem; background: rgba(58,123,213,0.1); border: 1px solid var(--border-mid); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.78rem; font-weight: 700; color: var(--accent-primary); }
.sell-step__content { flex: 1; }
.sell-step__title { font-size: 0.95rem; font-weight: 500; margin-bottom: 0.25rem; }
.sell-step__desc { font-size: 0.875rem; color: var(--text-secondary); margin: 0; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-subtle);
    padding: 3rem 1.5rem 2rem;
    margin-top: 4rem;
}
.site-footer__inner { max-width: var(--content-max); margin: 0 auto; }
.site-footer__top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem 3rem;
    margin-bottom: 2.5rem;
}
.site-footer__brand-name { font-family: var(--font-heading); font-weight: 200; font-size: 1.1rem; color: var(--text-primary); margin-bottom: 0.4rem; display: flex; align-items: baseline; }
.site-footer__tagline { font-size: 0.8rem; color: var(--text-muted); }
.site-footer__col-heading { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.85rem; }
.site-footer__links { display: flex; flex-direction: column; gap: 0.4rem; }
.site-footer__links a { font-size: 0.83rem; color: var(--text-muted); transition: color var(--transition); }
.site-footer__links a:hover { color: var(--text-secondary); }

.site-footer__bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.78rem;
    color: var(--text-muted);
}
.site-footer__machine-links { display: flex; gap: 0.75rem; }
.site-footer__machine-links a { font-size: 0.7rem; font-family: var(--font-mono); color: var(--text-muted); opacity: 0.6; transition: opacity var(--transition); }
.site-footer__machine-links a:hover { opacity: 1; }

/* ============================================================
   UTILITY
   ============================================================ */
.empty-state { color: var(--text-muted); font-size: 0.9rem; padding: 2rem 0; }
.text-center { text-align: center; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    /* Show hamburger, hide inline nav */
    .nav-hamburger { display: flex; }
    .site-nav { display: none; }

    /* Mobile nav: fixed full-screen panel below header */
    .site-nav.is-open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: var(--header-height);
        left: 0; right: 0; bottom: 0;
        background: var(--bg-overlay);
        border-top: 1px solid var(--border-subtle);
        padding: 1.5rem;
        overflow-y: auto;
        z-index: 999;
        gap: 0;
    }
    .site-nav.is-open .site-nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        flex: 0;
    }
    .site-nav.is-open .site-nav__item { width: 100%; border-bottom: 1px solid var(--border-subtle); }
    .site-nav.is-open .site-nav__item > a {
        padding: 0.9rem 0;
        font-size: 1rem;
        display: block;
        width: 100%;
    }
    .site-nav.is-open .nav-dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: transparent;
        padding: 0 0 0.75rem 1rem;
    }
    .site-nav.is-open .nav-dropdown a {
        padding: 0.45rem 0;
        font-size: 0.9rem;
        color: var(--text-muted);
        background: transparent;
    }
    .site-nav.is-open .site-nav__cta {
        padding-top: 1.5rem;
        border-top: 1px solid var(--border-subtle);
        margin-top: 0.5rem;
        flex-direction: column;
        width: 100%;
    }
    .site-nav.is-open .btn { width: 100%; justify-content: center; }

    .hero__inner { grid-template-columns: 1fr; padding: 3.5rem 1.5rem 3rem; }
    .hero__listing-preview { display: none; }

    .listing-detail { grid-template-columns: 1fr; }
    .listing-detail__sidebar { order: -1; }
    .listing-sidebar-card { position: static; }

    .site-footer__top { grid-template-columns: 1fr 1fr; }
    .site-footer__bottom { flex-direction: column; align-items: flex-start; }

    .glossary-term-item { grid-template-columns: 1fr; gap: 0.25rem; }
}

@media (max-width: 600px) {
    .listings-grid { grid-template-columns: 1fr; }
    .tiers-grid { grid-template-columns: 1fr; }
    .kits-grid { grid-template-columns: 1fr; }
    .criteria-grid { grid-template-columns: 1fr; }
    .product-grid { grid-template-columns: 1fr 1fr; }
    .site-footer__top { grid-template-columns: 1fr; }
    .trust-badges__inner { gap: 1rem; }
    .hero__cta-group { flex-direction: column; align-items: flex-start; }
    .closing-cta__btns { flex-direction: column; align-items: center; }
    .error-page__actions { flex-direction: column; align-items: center; }
    .page-wrapper { padding: 2rem 1rem 3rem; }
}