/* ======================================================================
   AI Asset Leverage ... Dark Theme Stylesheet
   ====================================================================== */

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    padding-top: var(--header-height);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-blue); }

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

/* ── Typography ───────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--color-text);
}

h1 { font-size: clamp(1.8rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.2rem; font-weight: 400; }
h4 { font-size: 1rem; font-weight: 500; }

p { margin-bottom: 1.2rem; }
p:last-child { margin-bottom: 0; }

ul, ol { padding-left: 1.5rem; }
li { margin-bottom: 0.4rem; }

strong { color: var(--color-text); font-weight: 600; }

blockquote {
    border-left: 3px solid var(--color-accent);
    padding: 1rem 1.5rem;
    background: var(--color-panel);
    border-radius: 0 var(--radius-small) var(--radius-small) 0;
    margin: 1.5rem 0;
    color: var(--color-text);
    font-style: italic;
}

code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.85em;
    background: var(--color-panel);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    color: var(--color-accent);
}

/* ── Buttons ──────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-small);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    text-decoration: none;
}

.btn--primary {
    background: var(--color-accent);
    color: #050810;
}
.btn--primary:hover {
    background: var(--color-accent-strong);
    color: #050810;
    transform: translateY(-1px);
}

.btn--ghost {
    background: transparent;
    color: var(--color-accent);
    border: 1.5px solid var(--color-accent);
}
.btn--ghost:hover {
    background: rgba(0, 212, 200, 0.08);
    color: var(--color-accent);
}

.btn--outline {
    background: transparent;
    color: var(--color-text);
    border: 1.5px solid var(--color-border);
}
.btn--outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn--sm { padding: 0.5rem 1rem; font-size: 0.82rem; }

/* ── Header ───────────────────────────────────────────────────────── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: rgba(8, 11, 18, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.site-logo a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--color-text);
    text-decoration: none;
}
.site-logo a:hover { color: var(--color-accent); }

.site-logo__mark { color: var(--color-accent); display: flex; }
.site-logo__text { font-size: 0.95rem; font-weight: 600; letter-spacing: -0.01em; white-space: nowrap; }
.site-logo__ai { color: var(--color-accent); }

/* ── Navigation ───────────────────────────────────────────────────── */
.site-nav { margin-left: auto; }

.site-nav__list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-nav__item { position: relative; }

.site-nav__link {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    transition: color 0.15s;
    text-decoration: none;
}
.site-nav__link:hover,
.site-nav__link.is-active { color: var(--color-text); }

.nav-chevron {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-left: 4px;
    vertical-align: middle;
    opacity: 0.6;
}

/* Dropdown */
.has-dropdown:hover .nav-dropdown,
.has-dropdown:focus-within .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }

.nav-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 200px;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    padding: 0.5rem 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.15s ease;
    z-index: 100;
    box-shadow: var(--shadow-card);
}

.nav-dropdown li a {
    display: block;
    padding: 0.55rem 1rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    white-space: nowrap;
}
.nav-dropdown li a:hover { color: var(--color-text); background: rgba(255,255,255,0.04); }

/* Hamburger */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    margin-left: auto;
}
.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all 0.2s;
}
.nav-hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-surface);
    z-index: 999;
    overflow-y: auto;
    padding: 1.5rem;
    transform: translateX(100%);
    transition: transform 0.25s ease;
}

.mobile-menu.is-open { transform: translateX(0); }

.mobile-menu__list { list-style: none; padding: 0; }

.mobile-menu__link {
    display: block;
    padding: 0.85rem 0;
    font-size: 1.1rem;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
    font-weight: 500;
}

.mobile-menu__sub {
    padding-left: 1rem;
}

.mobile-menu__sub a {
    display: block;
    padding: 0.6rem 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

/* ── Page Wrapper ─────────────────────────────────────────────────── */
.page-wrapper {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.content-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
    align-items: start;
}

.content-layout--single { grid-template-columns: 1fr; }

/* ── Breadcrumbs ──────────────────────────────────────────────────── */
.breadcrumbs { margin-bottom: 1.5rem; }

.breadcrumbs__list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.breadcrumbs__item a { color: var(--color-text-muted); }
.breadcrumbs__item a:hover { color: var(--color-accent); }
.breadcrumbs__item.is-current { color: var(--color-text-muted); }
.breadcrumbs__item:not(:last-child)::after { content: '/'; margin-left: 0.5rem; opacity: 0.4; }

/* ── Hero ─────────────────────────────────────────────────────────── */
.hero {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #080b14 0%, #0a1020 50%, #0d1628 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 70% 50%, rgba(0, 212, 200, 0.06) 0%, transparent 70%),
        radial-gradient(ellipse 40% 40% at 20% 80%, rgba(77, 166, 255, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 4rem 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero__eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 1.2rem;
}

.hero__headline {
    font-size: clamp(2.2rem, 5.5vw, 3.8rem);
    font-weight: 200;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #fff;
}

.hero__highlight {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__sub {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.hero__distinctions {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    line-height: 1.6;
}
.hero__distinctions strong { color: var(--color-text); }

.hero__ctas { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── Constellation Visual ─────────────────────────────────────────── */
.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.constellation-diagram {
    position: relative;
    width: 360px;
    height: 360px;
}

.constellation-hub {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 212, 200, 0.15), rgba(77, 166, 255, 0.15));
    border: 2px solid rgba(0, 212, 200, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    box-shadow: 0 0 40px rgba(0, 212, 200, 0.15), inset 0 0 30px rgba(0, 212, 200, 0.05);
}

.constellation-hub__inner {
    text-align: center;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    text-transform: uppercase;
    line-height: 1.3;
}

.constellation-nodes {
    position: absolute;
    inset: 0;
}

.constellation-node {
    position: absolute;
    width: 70px;
    height: 70px;
    top: 50%;
    left: 50%;
    transform-origin: 0 0;
    transform: rotate(var(--angle)) translateX(130px) rotate(calc(-1 * var(--angle)));
    margin-top: -35px;
    margin-left: -35px;
}

.constellation-node span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    font-size: 0.6rem;
    font-weight: 500;
    color: var(--color-text-muted);
    text-align: center;
    line-height: 1.3;
    padding: 0.3rem;
    transition: all 0.2s;
}

.constellation-node span:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: rgba(0, 212, 200, 0.06);
}

/* Draw lines from hub to nodes using pseudo-elements on a wrapper */
.constellation-diagram::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 260px;
    height: 260px;
    margin-top: -130px;
    margin-left: -130px;
    border-radius: 50%;
    border: 1px dashed rgba(0, 212, 200, 0.15);
}

/* ── Proof Row ────────────────────────────────────────────────────── */
.proof-row {
    background: var(--color-panel);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 1.25rem 0;
}

.proof-row__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 2rem;
    justify-content: center;
    align-items: center;
}

.proof-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.proof-item__icon { color: var(--color-accent); font-size: 0.5rem; }

/* ── Section Base ─────────────────────────────────────────────────── */
.section-definition, .section-assets, .section-portfolio,
.section-lifecycle, .section-start, .section-newsletter {
    padding: 5rem 0;
}

.section-definition { background: var(--color-bg); }
.section-assets { background: var(--color-surface); }
.section-portfolio { background: var(--color-bg); }
.section-lifecycle { background: var(--color-surface); }
.section-start { background: var(--color-bg); }
.section-newsletter { background: var(--color-panel); border-top: 1px solid var(--color-border); }

.section-definition__inner,
.section-assets__inner,
.section-portfolio__inner,
.section-lifecycle__inner,
.section-start__inner,
.section-newsletter__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-eyebrow {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 0.8rem;
}

.section-intro {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    max-width: 680px;
    margin-bottom: 2.5rem;
    line-height: 1.65;
}

/* ── Definition Section ───────────────────────────────────────────── */
.section-definition__inner {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 4rem;
    align-items: center;
}

.section-definition__text h2 { margin-bottom: 1.2rem; }
.section-definition__text p { color: var(--color-text-muted); margin-bottom: 1rem; }
.section-definition__text .btn { margin-top: 1rem; }

/* Pyramid */
.pyramid {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.pyramid__layer {
    padding: 0.6rem 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius-small);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pyramid__layer--1 { background: rgba(107, 127, 168, 0.2); color: var(--color-text-muted); }
.pyramid__layer--2 { background: rgba(0, 212, 200, 0.1); color: var(--color-accent); }
.pyramid__layer--3 { background: rgba(0, 212, 200, 0.18); color: var(--color-accent); }
.pyramid__layer--4 { background: rgba(77, 166, 255, 0.18); color: var(--color-accent-blue); }
.pyramid__layer--5 { background: rgba(77, 166, 255, 0.28); color: var(--color-accent-blue); }
.pyramid__layer--6 { background: linear-gradient(90deg, rgba(0,212,200,0.3), rgba(77,166,255,0.3)); color: #fff; }

.pyramid__caption {
    text-align: center;
    font-size: 0.72rem;
    color: var(--color-text-muted);
    margin-top: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ── Asset Grid ───────────────────────────────────────────────────── */
.section-assets__inner h2 { margin-bottom: 0.8rem; }

.asset-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--color-border);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    overflow: hidden;
    margin-bottom: 2rem;
}

.asset-card {
    background: var(--color-panel);
    padding: 1.75rem;
    text-decoration: none;
    transition: background 0.2s;
    display: block;
}

.asset-card:hover { background: rgba(0, 212, 200, 0.04); }

.asset-card__icon {
    width: 36px;
    height: 36px;
    background: rgba(0, 212, 200, 0.12);
    border-radius: var(--radius-small);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

.asset-card__title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.asset-card__desc {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin: 0;
}

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

/* ── Portfolio Grid ───────────────────────────────────────────────── */
.section-portfolio__inner h2 { margin-bottom: 0.8rem; }

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

.portfolio-card {
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    padding: 1.5rem;
    text-decoration: none;
    transition: border-color 0.2s, transform 0.2s;
    display: block;
    position: relative;
}

.portfolio-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

.portfolio-card__role {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.portfolio-card__name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
}

.portfolio-card__arrow {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: var(--color-text-muted);
    font-size: 1rem;
    transition: color 0.2s;
}
.portfolio-card:hover .portfolio-card__arrow { color: var(--color-accent); }

/* ── Lifecycle Grid ───────────────────────────────────────────────── */
.section-lifecycle__inner h2 { margin-bottom: 0.8rem; }

.lifecycle-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--color-border);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    overflow: hidden;
    margin-top: 2rem;
}

.lifecycle-step {
    background: var(--color-panel);
    padding: 1.5rem 1rem;
    text-align: center;
}

.lifecycle-step__number {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
    opacity: 0.7;
}

.lifecycle-step__label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.6rem;
}

.lifecycle-step__desc {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    line-height: 1.45;
    margin: 0;
}

/* ── Start Here Section ───────────────────────────────────────────── */
.section-start__inner h2 { margin-bottom: 1.5rem; }

.start-list { list-style: none; padding: 0; }

.start-list__item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--color-border);
}

.start-list__num {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.7;
}

.start-list__item a {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--color-text);
}
.start-list__item a:hover { color: var(--color-accent); }

.start-list__excerpt {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ── Newsletter Section ───────────────────────────────────────────── */
.section-newsletter__inner {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.section-newsletter__inner h2 { margin-bottom: 1rem; }
.section-newsletter__inner p { color: var(--color-text-muted); margin-bottom: 1.5rem; }

.newsletter-form__note { font-size: 0.85rem; }

/* ── Article ──────────────────────────────────────────────────────── */
.article-header { margin-bottom: 2.5rem; }

.article-header__eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}
.article-header__eyebrow a { color: var(--color-accent); }

.article-header h1 { margin-bottom: 1rem; }

.article-header__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 1.2rem;
}

.article-header__excerpt {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    border-left: 3px solid var(--color-accent);
    padding-left: 1.2rem;
}

.article-body {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-text);
}

.article-body h2 { margin: 2rem 0 1rem; color: var(--color-text); font-size: 1.4rem; }
.article-body h3 { margin: 1.5rem 0 0.75rem; font-size: 1.1rem; }
.article-body p { margin-bottom: 1.2rem; color: rgba(226, 232, 248, 0.85); }
.article-body ul, .article-body ol { margin-bottom: 1.2rem; }
.article-body li { margin-bottom: 0.6rem; color: rgba(226, 232, 248, 0.85); }
.article-body strong { color: var(--color-text); }

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 2rem;
}

.tag {
    font-size: 0.75rem;
    background: var(--color-panel);
    color: var(--color-text-muted);
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
    border: 1px solid var(--color-border);
}

.article-footer-cta {
    margin-top: 2.5rem;
    padding: 1.5rem;
    background: var(--color-panel);
    border-radius: var(--radius-medium);
    border: 1px solid var(--color-border);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.article-footer-cta strong { color: var(--color-text); }

.related-articles { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--color-border); }
.related-articles h2 { font-size: 1.1rem; margin-bottom: 1rem; }
.related-articles__list { list-style: none; padding: 0; }
.related-articles__list li { padding: 0.75rem 0; border-bottom: 1px solid var(--color-border); }
.related-articles__list li a { font-weight: 500; color: var(--color-text); }
.related-articles__list li a:hover { color: var(--color-accent); }
.related-articles__excerpt { display: block; font-size: 0.82rem; color: var(--color-text-muted); margin-top: 0.25rem; }

/* ── Category Page ────────────────────────────────────────────────── */
.category-header { margin-bottom: 2.5rem; border-bottom: 1px solid var(--color-border); padding-bottom: 1.5rem; }
.category-header h1 { margin-bottom: 0.75rem; }
.category-header__desc { color: var(--color-text-muted); font-size: 1.05rem; }

.article-list { display: flex; flex-direction: column; gap: 2rem; }

.article-card {
    padding: 1.5rem;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    transition: border-color 0.2s;
}
.article-card:hover { border-color: var(--color-accent); }

.article-card__meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: 0.6rem;
}

.article-card__title { font-size: 1.15rem; margin-bottom: 0.6rem; }
.article-card__title a { color: var(--color-text); }
.article-card__title a:hover { color: var(--color-accent); }
.article-card__excerpt { font-size: 0.88rem; color: var(--color-text-muted); margin-bottom: 0.75rem; }
.article-card__link { font-size: 0.82rem; color: var(--color-accent); font-weight: 500; }

/* ── Glossary ─────────────────────────────────────────────────────── */
.glossary-header { margin-bottom: 2rem; }
.glossary-header h1 { margin-bottom: 0.5rem; }
.glossary-header__desc { color: var(--color-text-muted); }

.glossary-alpha {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--color-panel);
    border-radius: var(--radius-small);
    border: 1px solid var(--color-border);
}

.glossary-alpha__link {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}
.glossary-alpha__link:hover { color: var(--color-accent); background: rgba(0,212,200,0.08); }

.glossary-list { display: flex; flex-direction: column; gap: 2.5rem; }

.glossary-group__letter {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 1rem;
    opacity: 0.6;
}

.glossary-dl { display: flex; flex-direction: column; gap: 1rem; }

.glossary-dl__item {
    padding: 1rem;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
}

.glossary-dl__item dt a { font-weight: 600; color: var(--color-text); font-size: 0.95rem; }
.glossary-dl__item dt a:hover { color: var(--color-accent); }
.glossary-dl__item dd { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 0.3rem; }

/* Glossary Term */
.glossary-term__header { margin-bottom: 2rem; }
.glossary-term__label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-accent); }
.glossary-term__header h1 { margin: 0.5rem 0 0.75rem; }
.glossary-term__aka { font-size: 0.8rem; color: var(--color-text-muted); margin-bottom: 1rem; }
.glossary-term__def { font-size: 1.05rem; color: var(--color-text); font-style: normal; }
.glossary-term__body { font-size: 0.95rem; color: rgba(226,232,248,0.85); line-height: 1.75; margin-bottom: 2rem; }
.glossary-term__body h2 { color: var(--color-text); margin: 1.5rem 0 0.75rem; }
.glossary-term__back { margin-top: 2rem; }
.glossary-term__back a { color: var(--color-text-muted); font-size: 0.85rem; }
.glossary-term__back a:hover { color: var(--color-accent); }

/* ── FAQ ──────────────────────────────────────────────────────────── */
.faq-header { margin-bottom: 2rem; }
.faq-header h1 { margin-bottom: 0.5rem; }
.faq-header__desc { color: var(--color-text-muted); }

.faq-list { display: flex; flex-direction: column; gap: 0; }

.faq-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.faq-item__question { font-size: 1.05rem; margin-bottom: 0.6rem; }
.faq-item__question a { color: var(--color-text); font-weight: 500; }
.faq-item__question a:hover { color: var(--color-accent); }
.faq-item__answer { font-size: 0.88rem; color: var(--color-text-muted); margin-bottom: 0.5rem; }
.faq-item__link { font-size: 0.8rem; color: var(--color-accent); font-weight: 500; }

.faq-footer-cta { margin-top: 2rem; font-size: 0.9rem; color: var(--color-text-muted); }

.faq-answer__header { margin-bottom: 2rem; }
.faq-answer__label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-accent); }
.faq-answer__header h1 { margin: 0.5rem 0 0.75rem; }
.faq-answer__short {
    font-size: 1.05rem;
    color: var(--color-text);
    border-left: 3px solid var(--color-accent);
    padding-left: 1.2rem;
    line-height: 1.55;
}
.faq-answer__body { font-size: 0.95rem; color: rgba(226,232,248,0.85); line-height: 1.75; margin-bottom: 2rem; }
.faq-answer__body h2 { color: var(--color-text); margin: 1.5rem 0 0.75rem; }
.faq-answer__body p { margin-bottom: 1rem; }
.faq-answer__body ol, .faq-answer__body ul { margin-bottom: 1rem; }
.faq-answer__back { margin-top: 2rem; }
.faq-answer__back a { color: var(--color-text-muted); font-size: 0.85rem; }

.related-faqs { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border); }
.related-faqs h2 { font-size: 1rem; margin-bottom: 0.75rem; }
.related-faqs__list { list-style: none; padding: 0; }
.related-faqs__list li { padding: 0.6rem 0; border-bottom: 1px solid var(--color-border); }
.related-faqs__list li a { font-size: 0.9rem; color: var(--color-text-muted); }
.related-faqs__list li a:hover { color: var(--color-accent); }

/* ── Page Content ─────────────────────────────────────────────────── */
.page-header { margin-bottom: 2rem; border-bottom: 1px solid var(--color-border); padding-bottom: 1.5rem; }
.page-header h1 { margin-bottom: 0.5rem; }
.page-header__intro { color: var(--color-text-muted); font-size: 1.05rem; }
.page-body { font-size: 0.95rem; line-height: 1.75; color: rgba(226,232,248,0.85); }
.page-body h2 { color: var(--color-text); margin: 1.5rem 0 0.75rem; }
.page-intro { color: var(--color-text-muted); font-size: 1.05rem; margin-bottom: 2rem; }

/* Start Here page */
.start-here-intro {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    border-left: 3px solid var(--color-accent);
    padding: 1rem 1.5rem;
    margin-bottom: 2.5rem;
    background: var(--color-panel);
    border-radius: 0 var(--radius-small) var(--radius-small) 0;
}

.start-ordered-list { list-style: none; padding: 0; counter-reset: start-counter; }

.start-ordered-list__item {
    counter-increment: start-counter;
    padding: 1.5rem;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    margin-bottom: 1rem;
    position: relative;
    padding-left: 4rem;
}

.start-ordered-list__item::before {
    content: counter(start-counter);
    position: absolute;
    left: 1.2rem;
    top: 1.5rem;
    font-size: 1.3rem;
    font-weight: 200;
    color: var(--color-accent);
    opacity: 0.5;
}

.start-ordered-list__link { font-size: 1.05rem; font-weight: 500; color: var(--color-text); }
.start-ordered-list__link:hover { color: var(--color-accent); }
.start-ordered-list__desc { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 0.3rem; }

.start-here-next { margin-top: 3rem; }
.start-here-next h2 { margin-bottom: 1.2rem; }

.start-nav-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.start-nav-card {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding: 1.25rem;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    text-decoration: none;
    transition: border-color 0.2s;
}
.start-nav-card:hover { border-color: var(--color-accent); }
.start-nav-card strong { color: var(--color-text); font-size: 0.95rem; }
.start-nav-card span { color: var(--color-text-muted); font-size: 0.82rem; }

/* ── Directory ────────────────────────────────────────────────────── */
.directory-header { margin-bottom: 2.5rem; }
.directory-header h1 { margin-bottom: 0.5rem; }
.directory-header__desc { color: var(--color-text-muted); }

.directory-categories { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }

.dir-cat-card {
    padding: 1.75rem;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    text-decoration: none;
    display: block;
    transition: border-color 0.2s;
}
.dir-cat-card:hover { border-color: var(--color-accent); }
.dir-cat-card__title { font-size: 1.05rem; color: var(--color-text); margin-bottom: 0.5rem; }
.dir-cat-card__desc { font-size: 0.85rem; color: var(--color-text-muted); }

.listing-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }

.listing-card {
    padding: 1.5rem;
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    text-decoration: none;
    display: block;
    transition: border-color 0.2s;
}
.listing-card:hover { border-color: var(--color-accent); }
.listing-card__title { font-size: 1rem; color: var(--color-text); margin-bottom: 0.4rem; }
.listing-card__desc { font-size: 0.82rem; color: var(--color-text-muted); }

.directory-back, .listing-back { margin-top: 2rem; }
.directory-back a, .listing-back a { color: var(--color-text-muted); font-size: 0.85rem; }
.directory-back a:hover, .listing-back a:hover { color: var(--color-accent); }

.listing-header { margin-bottom: 2rem; }
.listing-header__cat a { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-accent); font-weight: 600; }
.listing-header h1 { margin: 0.5rem 0; }
.listing-header__desc { color: var(--color-text-muted); }

.listing-fields { margin-bottom: 2rem; }
.listing-fields__row { display: grid; grid-template-columns: 150px 1fr; gap: 0.5rem; padding: 0.75rem 0; border-bottom: 1px solid var(--color-border); }
.listing-fields__row dt { font-size: 0.8rem; font-weight: 600; color: var(--color-text-muted); text-transform: capitalize; }
.listing-fields__row dd { font-size: 0.9rem; color: var(--color-text); }

.listing-body { font-size: 0.95rem; line-height: 1.7; color: rgba(226,232,248,0.85); }

/* ── Sidebar ──────────────────────────────────────────────────────── */
.content-sidebar { position: sticky; top: calc(var(--header-height) + 1.5rem); }

.sidebar-block {
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}

.sidebar-block__heading {
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-bottom: 0.75rem;
}

.sidebar-block__body {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.55;
    margin-bottom: 1rem;
}

.sidebar-block__links { list-style: none; padding: 0; }
.sidebar-block__links li { padding: 0.4rem 0; border-bottom: 1px solid var(--color-border); }
.sidebar-block__links li:last-child { border-bottom: none; }
.sidebar-block__links a { font-size: 0.85rem; color: var(--color-text-muted); }
.sidebar-block__links a:hover { color: var(--color-accent); }

.sidebar-block__link { font-size: 0.82rem; color: var(--color-accent); }

.sidebar-block--primary { border-color: rgba(0, 212, 200, 0.25); }

/* ── Error Page ───────────────────────────────────────────────────── */
.error-page { padding: 4rem 1.5rem; }
.error-page__inner { max-width: 600px; margin: 0 auto; text-align: center; }
.error-page__code { font-size: 6rem; font-weight: 100; color: var(--color-accent); opacity: 0.3; line-height: 1; margin-bottom: 1rem; }
.error-page h1 { margin-bottom: 0.75rem; }
.error-page p { color: var(--color-text-muted); margin-bottom: 2rem; }
.error-page__links { display: flex; gap: 1rem; justify-content: center; margin-bottom: 3rem; }
.error-page__suggestions h2 { font-size: 1rem; margin-bottom: 0.75rem; }
.error-page__suggestions ul { list-style: none; padding: 0; }
.error-page__suggestions li { padding: 0.5rem 0; border-bottom: 1px solid var(--color-border); }
.error-page__suggestions a { color: var(--color-text-muted); font-size: 0.9rem; }
.error-page__suggestions a:hover { color: var(--color-accent); }

/* ── Empty State ──────────────────────────────────────────────────── */
.empty-state {
    padding: 3rem 1.5rem;
    text-align: center;
    color: var(--color-text-muted);
    background: var(--color-panel);
    border-radius: var(--radius-medium);
    border: 1px dashed var(--color-border);
}

/* ── Footer ───────────────────────────────────────────────────────── */
.site-footer {
    background: var(--color-panel);
    border-top: 1px solid var(--color-border);
    padding: 3rem 0 2rem;
}

.site-footer__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.site-footer__top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
}

.site-footer__name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.site-footer__tagline {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.55;
    margin-bottom: 0.75rem;
}

.site-footer__by { font-size: 0.78rem; color: var(--color-text-muted); }
.site-footer__by a { color: var(--color-text-muted); }
.site-footer__by a:hover { color: var(--color-accent); }

.site-footer__col-heading {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.site-footer__links { list-style: none; padding: 0; }
.site-footer__links li { margin-bottom: 0.4rem; }
.site-footer__links a { font-size: 0.82rem; color: var(--color-text-muted); }
.site-footer__links a:hover { color: var(--color-accent); }

.site-footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* ── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .hero__inner { grid-template-columns: 1fr; gap: 2.5rem; }
    .hero__visual { display: none; }
    .asset-grid { grid-template-columns: repeat(2, 1fr); }
    .lifecycle-grid { grid-template-columns: repeat(4, 1fr); }
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    .section-definition__inner { grid-template-columns: 1fr; }
    .section-definition__pyramid { display: none; }
    .site-footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .site-nav { display: none; }
    .nav-hamburger { display: flex; }
    .mobile-menu { display: block; }

    .content-layout { grid-template-columns: 1fr; }
    .asset-grid { grid-template-columns: 1fr; }
    .lifecycle-grid { grid-template-columns: repeat(2, 1fr); }
    .portfolio-grid { grid-template-columns: 1fr; }
    .start-nav-grid { grid-template-columns: 1fr; }
    .directory-categories { grid-template-columns: 1fr; }
    .listing-grid { grid-template-columns: 1fr; }
    .site-footer__top { grid-template-columns: 1fr 1fr; gap: 2rem; }
    .site-footer__top > div:first-child { grid-column: 1 / -1; }

    .hero__inner { padding: 3rem 1.5rem; }
}

@media (max-width: 480px) {
    .lifecycle-grid { grid-template-columns: 1fr 1fr; }
    .site-footer__top { grid-template-columns: 1fr; }
    .hero__ctas { flex-direction: column; }
    .error-page__links { flex-direction: column; align-items: center; }
}

/* ── Utility ──────────────────────────────────────────────────────── */
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }

/* ── Scrollbar ────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-text-muted); }