/* ============================================================
   Clawdie Docs — Instrument Codex edition
   Three-column Starlight-inspired layout
   Shared styles for docs.clawdie.si
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=DM+Mono:wght@300;400&display=swap');

:root {
    --bg:           #080c10;
    --paper:        #0d1320;
    --surface:      #121a27;
    --amber:        #00b4d8;
    --amber-dark:   #0096b7;
    --gold:         #c8922a;
    --charcoal:     #dde4ed;
    --ink:          #b4bfcc;
    --grey:         #6e7d8f;
    --muted:        #4a5668;
    --grey-light:   #1a2232;
    --border:       rgba(0, 180, 216, 0.10);
    --border-warm:  rgba(200, 146, 42, 0.25);
    --green:        #4ade80;
    --yellow:       #fcd34d;
    --red:          #f87171;

    /* Layout */
    --top-bar-h:    54px;
    --sidebar-w:    220px;
    --toc-w:        180px;
}

/* ============================================================
   RESET + BASE
   ============================================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    background-color: var(--bg);
    background-image:
        radial-gradient(ellipse 100% 50% at 50% 0%,
            rgba(0, 180, 216, 0.05) 0%,
            transparent 65%),
        radial-gradient(ellipse 60% 30% at 80% 10%,
            rgba(200, 146, 42, 0.025) 0%,
            transparent 60%);
    color: var(--ink);
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 20px;
    line-height: 1.8;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ============================================================
   BACKGROUND TEXTURE
   ============================================================ */
.hex-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.045;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cg stroke='%2300b4d8' stroke-width='0.6' fill='none'%3E%3Cline x1='0' y1='30' x2='48' y2='30'/%3E%3Cline x1='72' y1='30' x2='120' y2='30'/%3E%3Cline x1='0' y1='90' x2='48' y2='90'/%3E%3Cline x1='72' y1='90' x2='120' y2='90'/%3E%3Cline x1='30' y1='0' x2='30' y2='48'/%3E%3Cline x1='30' y1='72' x2='30' y2='120'/%3E%3Cline x1='90' y1='0' x2='90' y2='48'/%3E%3Cline x1='90' y1='72' x2='90' y2='120'/%3E%3Cpath d='M48 30 L60 30 L60 48'/%3E%3Cpath d='M72 30 L60 30 L60 48'/%3E%3Cpath d='M48 90 L60 90 L60 72'/%3E%3Cpath d='M72 90 L60 90 L60 72'/%3E%3Ccircle cx='60' cy='60' r='1.5'/%3E%3C/g%3E%3Cg fill='%2300b4d8'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3Ccircle cx='90' cy='30' r='2'/%3E%3Ccircle cx='30' cy='90' r='2'/%3E%3Ccircle cx='90' cy='90' r='2'/%3E%3C/g%3E%3C/svg%3E");
    background-size: 120px 120px;
}

/* ============================================================
   TOP BAR
   ============================================================ */
.top-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--top-bar-h);
    background: rgba(8, 12, 16, 0.93);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--grey-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.4rem;
    z-index: 200;
    font-family: 'DM Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.top-bar a {
    color: var(--grey);
    text-decoration: none;
    border-bottom: none;
    transition: color 0.2s;
}

.top-bar a:hover { color: var(--amber); }

.top-bar .brand {
    color: var(--charcoal);
    font-weight: 400;
    font-size: 0.72rem;
}

.top-bar .brand span { color: var(--amber); }

.top-bar .nav-links {
    display: flex;
    gap: 1.8rem;
    align-items: center;
}

/* ============================================================
   MOBILE MENU BUTTON
   ============================================================ */
.mobile-menu-btn {
    display: none;
    background: none;
    border: 1px solid var(--grey-light);
    color: var(--grey);
    font-size: 1rem;
    padding: 0.25rem 0.6rem;
    cursor: pointer;
    font-family: 'DM Mono', monospace;
    transition: color 0.2s, border-color 0.2s;
    line-height: 1;
}

.mobile-menu-btn:hover {
    color: var(--amber);
    border-color: var(--amber);
}

/* ============================================================
   SIDEBAR OVERLAY (mobile)
   ============================================================ */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 90;
}

.sidebar-overlay.open { display: block; }

/* ============================================================
   THREE-COLUMN DOCS LAYOUT
   ============================================================ */
.docs-layout {
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr var(--toc-w);
    min-height: 100vh;
    padding-top: var(--top-bar-h);
    position: relative;
    z-index: 1;
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    position: fixed;
    top: var(--top-bar-h);
    left: 0;
    width: var(--sidebar-w);
    height: calc(100vh - var(--top-bar-h));
    overflow-y: auto;
    background: var(--bg);
    border-right: 1px solid var(--grey-light);
    padding: 1.6rem 0 2rem;
    z-index: 100;
    scrollbar-width: thin;
    scrollbar-color: var(--grey-light) transparent;
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--grey-light); }

/* ============================================================
   SIDEBAR SECTIONS
   ============================================================ */
.sidebar-section {
    margin-bottom: 1.6rem;
    padding: 0 1.2rem;
}

.sidebar-section .section-label {
    display: block;
    font-family: 'DM Mono', monospace;
    font-size: 0.58rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.5rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border-warm);
}

.sidebar-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-section ul li {
    margin: 0;
    padding: 0;
}

.sidebar-section ul li a {
    display: block;
    padding: 0.38rem 0.6rem;
    font-family: 'DM Mono', monospace;
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    color: var(--grey);
    text-decoration: none;
    border-bottom: none;
    border-left: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
    line-height: 1.4;
}

.sidebar-section ul li a:hover {
    color: var(--charcoal);
    border-left-color: var(--border);
    background: rgba(0, 180, 216, 0.04);
}

.sidebar-section ul li a.active {
    color: var(--amber);
    border-left-color: var(--amber);
    background: rgba(0, 180, 216, 0.06);
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.content {
    grid-column: 2;
    max-width: 680px;
    width: 100%;
    padding: 2.5rem 2.5rem 4rem;
    min-height: calc(100vh - var(--top-bar-h));
}

/* ============================================================
   TABLE OF CONTENTS (right panel)
   ============================================================ */
.toc {
    position: sticky;
    top: calc(var(--top-bar-h) + 2rem);
    height: fit-content;
    padding: 1.8rem 1rem 1.8rem 1.2rem;
    max-height: calc(100vh - var(--top-bar-h) - 4rem);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--grey-light) transparent;
}

.toc::-webkit-scrollbar { width: 3px; }
.toc::-webkit-scrollbar-thumb { background: var(--grey-light); }

.toc-title {
    font-family: 'DM Mono', monospace;
    font-size: 0.58rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0.8rem;
}

#toc-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.toc-link {
    display: block;
    font-family: 'DM Mono', monospace;
    font-size: 0.63rem;
    letter-spacing: 0.04em;
    color: var(--grey);
    text-decoration: none;
    border-bottom: none;
    padding: 0.32rem 0;
    border-left: 2px solid transparent;
    padding-left: 0.6rem;
    transition: color 0.2s, border-color 0.2s;
    line-height: 1.35;
}

.toc-link:hover {
    color: var(--amber);
    border-left-color: var(--amber);
}

.toc-sub {
    padding-left: 1.2rem;
    font-size: 0.6rem;
    color: var(--muted);
}

.toc-sub:hover { color: var(--grey); }

/* ============================================================
   BREADCRUMB
   ============================================================ */
.breadcrumb {
    font-family: 'DM Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0;
}

.breadcrumb::before {
    content: '△';
    color: var(--amber);
    margin-right: 0.6rem;
    font-size: 0.55rem;
    opacity: 0.7;
}

.breadcrumb a {
    color: var(--grey);
    border-bottom: none;
    transition: color 0.2s;
}

.breadcrumb a:hover { color: var(--amber); }
.breadcrumb .sep { margin: 0 0.5rem; color: var(--grey-light); }

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
    padding: 2rem 0 1.8rem;
    position: relative;
    animation: fadeUp 0.7s ease both;
    overflow: hidden;
}

.page-header::before {
    content: '△';
    position: absolute;
    right: -1rem;
    top: -1rem;
    font-size: 10rem;
    color: var(--amber);
    opacity: 0.04;
    font-family: 'DM Mono', monospace;
    line-height: 1;
    pointer-events: none;
    user-select: none;
}

.page-header h1 {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 300;
    color: var(--charcoal);
    line-height: 1.08;
    letter-spacing: -0.01em;
}

.page-header h1 span {
    color: var(--amber);
    font-style: italic;
}

.page-header .subtitle {
    font-family: 'DM Mono', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--grey);
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.page-header .subtitle::before {
    content: '';
    display: block;
    width: 30px;
    height: 1px;
    background: var(--amber);
    flex-shrink: 0;
}

/* page-kicker — editorial intro tag */
.page-kicker {
    font-family: 'DM Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 0.8rem;
    display: block;
}

/* ============================================================
   DIVIDERS
   ============================================================ */
.divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, var(--amber) 0%, transparent 60%);
    margin: 2.5rem 0;
    opacity: 0.3;
}

/* ============================================================
   SECTIONS
   ============================================================ */
section {
    margin: 2.5rem 0;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

section.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   HEADINGS
   ============================================================ */
h2 {
    font-size: 1.65rem;
    font-weight: 300;
    font-style: italic;
    color: var(--charcoal);
    margin-bottom: 1.1rem;
    position: relative;
    padding-bottom: 0.6rem;
    letter-spacing: -0.01em;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 1px;
    background: linear-gradient(to right, var(--amber), transparent);
}

h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--charcoal);
    margin: 1.8rem 0 0.7rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

h3::before {
    content: '△';
    font-size: 0.55rem;
    color: var(--amber);
    font-family: 'DM Mono', monospace;
    opacity: 0.7;
    flex-shrink: 0;
    position: relative;
    top: -1px;
}

/* ============================================================
   TEXT
   ============================================================ */
p {
    color: var(--ink);
    font-size: 1rem;
    margin-bottom: 0.9rem;
    font-weight: 300;
    line-height: 1.8;
}

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

a {
    color: var(--amber);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s, color 0.2s;
}

a:hover { border-bottom-color: var(--amber); }

ul, ol {
    margin: 0.8rem 0 1.2rem 1.6rem;
}

li {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--ink);
    margin-bottom: 0.45rem;
    line-height: 1.7;
}

/* ============================================================
   CODE
   ============================================================ */
pre {
    background: var(--paper);
    border: 1px solid var(--grey-light);
    border-left: 2px solid var(--amber);
    padding: 0 0 0 0;
    margin: 1rem 0 1.5rem;
    overflow-x: auto;
    font-family: 'DM Mono', monospace;
    font-size: 0.76rem;
    line-height: 1.75;
    color: var(--charcoal);
    border-radius: 0;
    position: relative;
}

pre::before {
    content: '$ _';
    display: block;
    background: var(--grey-light);
    color: var(--grey);
    font-family: 'DM Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    padding: 0.3rem 1rem;
    border-bottom: 1px solid rgba(0, 180, 216, 0.15);
}

pre code {
    display: block;
    padding: 1rem 1.2rem;
    background: none;
    color: inherit;
    font-size: inherit;
}

code {
    font-family: 'DM Mono', monospace;
    font-size: 0.83em;
    background: var(--paper);
    border: 1px solid var(--grey-light);
    padding: 0.1rem 0.4rem;
    color: var(--amber);
}

/* ============================================================
   TABLES
   ============================================================ */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.2rem 0 1.8rem;
    font-size: 0.88rem;
}

thead { border-bottom: 1px solid var(--grey-light); }

th {
    font-family: 'DM Mono', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--amber);
    text-align: left;
    padding: 0.7rem 1rem;
    font-weight: 400;
    white-space: nowrap;
}

td {
    padding: 0.65rem 1rem;
    border-bottom: 1px solid var(--grey-light);
    font-weight: 300;
    color: var(--ink);
    vertical-align: top;
}

tr:nth-child(even) td { background: rgba(255,255,255,0.012); }
tr:hover td { background: var(--surface); }

/* ============================================================
   INFO BOXES
   ============================================================ */
.info-box {
    background: var(--paper);
    border: 1px solid var(--grey-light);
    border-left: 3px solid var(--amber);
    padding: 1.2rem 1.4rem;
    margin: 1.5rem 0;
    position: relative;
}

.info-box.warning {
    border-left-color: var(--gold);
    background: rgba(200, 146, 42, 0.04);
}

.info-box.danger  { border-left-color: var(--red); }
.info-box.success { border-left-color: var(--green); }

.info-label {
    font-family: 'DM Mono', monospace;
    font-size: 0.58rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 0.7rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-label::before {
    content: '△';
    font-size: 0.55rem;
    opacity: 0.8;
}

.info-box.warning .info-label { color: var(--gold); }
.info-box.warning .info-label::before { content: '⚠'; font-size: 0.7rem; opacity: 1; font-style: normal; font-family: inherit; }
.info-box.danger  .info-label { color: var(--red); }
.info-box.danger  .info-label::before { content: '✗'; font-size: 0.75rem; opacity: 1; font-family: inherit; }
.info-box.success .info-label { color: var(--green); }
.info-box.success .info-label::before { content: '✓'; font-size: 0.75rem; opacity: 1; font-family: inherit; }

.info-box p {
    font-size: 0.88rem;
    color: var(--grey);
    margin-bottom: 0.5rem;
    line-height: 1.65;
}

.info-box p:last-child { margin-bottom: 0; }
.info-box p strong { color: var(--charcoal); }

/* ============================================================
   CHECKLIST
   ============================================================ */
.checklist { list-style: none; padding: 0; margin: 1rem 0; }

.checklist li {
    padding: 0.45rem 0 0.45rem 2rem;
    position: relative;
    border-bottom: 1px solid var(--grey-light);
    font-size: 0.9rem;
}

.checklist li::before {
    content: '[ ]';
    position: absolute;
    left: 0;
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    color: var(--muted);
    top: 0.5rem;
}

.checklist li.done::before {
    content: '[△]';
    color: var(--amber);
}

/* ============================================================
   CARD GRID
   ============================================================ */
.card-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--grey-light);
    margin: 1.5rem 0;
}

.card {
    background: var(--bg);
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    display: block;
    transition: background 0.25s ease;
    position: relative;
    overflow: hidden;
    border-bottom: none;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--amber);
    transition: width 0.3s ease;
}

.card:hover { background: var(--surface); border-bottom: none; }
.card:hover::before { width: 100%; }

.card-icon {
    font-size: 1.4rem;
    color: var(--amber);
    font-family: 'DM Mono', monospace;
    margin-bottom: 0.7rem;
    display: block;
    opacity: 0.85;
    transition: opacity 0.2s;
}

.card:hover .card-icon { opacity: 1; }

.card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--charcoal);
    margin: 0 0 0.35rem;
    transition: color 0.2s;
    display: block;
}

.card h3::before { display: none; }
.card:hover h3 { color: var(--amber); }

.card p {
    font-size: 0.82rem;
    color: var(--grey);
    margin: 0;
    line-height: 1.55;
}

.card-tag {
    font-family: 'DM Mono', monospace;
    font-size: 0.57rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: 0.8rem;
    display: block;
    transition: color 0.2s;
}

.card:hover .card-tag { color: var(--grey); }

/* ============================================================
   PHASE BADGE
   ============================================================ */
.phase-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: 'DM Mono', monospace;
    font-size: 0.58rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--bg);
    background: var(--amber);
    padding: 0.2rem 0.7rem;
    margin-bottom: 0.8rem;
}

.phase-badge.warm { background: var(--gold); }

/* ============================================================
   VERSION / STATUS TAGS
   ============================================================ */
.tag {
    display: inline-block;
    font-family: 'DM Mono', monospace;
    font-size: 0.58rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.15rem 0.55rem;
    border: 1px solid var(--grey-light);
    color: var(--grey);
    vertical-align: middle;
}

.tag.live  { border-color: var(--green); color: var(--green); }
.tag.wip   { border-color: var(--gold);  color: var(--gold);  }
.tag.defer { border-color: var(--muted); color: var(--muted); }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
    margin-top: 4rem;
    padding: 2rem 0;
    border-top: 1px solid var(--grey-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-left {
    font-family: 'DM Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    color: var(--muted);
    text-transform: uppercase;
    line-height: 1.9;
}

.footer-left a {
    color: var(--grey);
    border-bottom: none;
    transition: color 0.2s;
}

.footer-left a:hover { color: var(--amber); }

.footer-hex {
    font-size: 1.6rem;
    opacity: 0.2;
    color: var(--amber);
    font-family: 'DM Mono', monospace;
    animation: floatSlow 9s ease-in-out infinite;
}

/* ============================================================
   CHANGELOG-SPECIFIC
   ============================================================ */
.cl-release-header {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--grey-light);
}

.cl-version {
    font-family: 'DM Mono', monospace;
    font-size: 1rem;
    color: var(--amber);
    letter-spacing: 0.06em;
    flex-shrink: 0;
}

.cl-release-name {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 1.5rem;
    font-style: italic;
    font-weight: 300;
    color: var(--charcoal);
    line-height: 1.2;
}

.cl-date {
    font-family: 'DM Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.12em;
    color: var(--muted);
    text-transform: uppercase;
    margin-left: auto;
}

.cl-body {
    font-size: 0.9rem;
    color: var(--grey);
    font-style: italic;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.cl-commits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cl-commits li {
    padding: 0.42rem 0;
    border-bottom: 1px solid var(--grey-light);
    font-size: 0.87rem;
    font-weight: 300;
    color: var(--ink);
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    flex-wrap: wrap;
    line-height: 1.5;
}

.cl-hash {
    font-family: 'DM Mono', monospace;
    font-size: 0.65rem;
    color: var(--muted);
    flex-shrink: 0;
    letter-spacing: 0.04em;
}

.cl-type {
    font-family: 'DM Mono', monospace;
    font-size: 0.57rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.08rem 0.4rem;
    flex-shrink: 0;
    border: 1px solid;
}

/* ============================================================
   INSTALLER CAROUSEL
   ============================================================ */
.installer-carousel {
    background: #0f1724;
    border: 1px solid #2a3a52;
    box-shadow: inset 0 0 0 1px rgba(0, 180, 216, 0.08);
    overflow: hidden;
    margin: 2rem 0;
}

.installer-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.9rem 1.2rem;
    background: #121c2d;
    border-bottom: 1px solid #2a3a52;
    font-family: 'DM Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--grey);
}

.installer-badge { color: var(--amber); }
.installer-screen { display: none; padding: 1.4rem 1.2rem 1.6rem; min-height: 25rem; background: linear-gradient(180deg, #0f1724 0%, #101a29 100%); color: #d8e4f2; }
.installer-screen.active { display: block; }
.installer-panel { border: 1px solid #35506e; background: rgba(8, 15, 25, 0.72); }
.installer-titlebar { padding: 0.75rem 1rem; border-bottom: 1px solid #35506e; font-family: 'DM Mono', monospace; font-size: 0.9rem; letter-spacing: 0.08em; text-transform: uppercase; color: #dbe8f6; background: rgba(12, 21, 33, 0.96); }
.installer-body { padding: 1rem; font-family: 'DM Mono', monospace; font-size: 0.94rem; line-height: 1.7; }
.installer-body p { margin-bottom: 0.9rem; color: #c9d5e3; font-size: 0.94rem; line-height: 1.7; }
.installer-note { color: #8fb6d1; }
.installer-list { margin: 0.7rem 0 0; }
.installer-option { display: grid; grid-template-columns: 1.2rem 1fr; gap: 0.75rem; padding: 0.45rem 0; border-top: 1px solid rgba(53, 80, 110, 0.5); }
.installer-option:first-child { border-top: none; }
.installer-pointer { color: var(--amber); }
.installer-option strong { color: #f0f6fd; font-weight: 400; }
.installer-inline { color: var(--amber); }
.installer-input { display: inline-block; min-width: 12rem; padding: 0.05rem 0.4rem; margin-left: 0.45rem; border: 1px solid #4d6a8d; background: #08111c; color: #f0f6fd; }
.installer-footer { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 0.85rem 1rem 0; margin-top: 1rem; border-top: 1px solid rgba(53, 80, 110, 0.5); font-family: 'DM Mono', monospace; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--grey); }
.installer-dots { display: flex; flex-wrap: wrap; gap: 0.45rem; justify-content: center; margin-top: 1rem; }
.installer-dot { width: 0.7rem; height: 0.7rem; border-radius: 50%; border: 1px solid #4d6a8d; background: transparent; cursor: pointer; transition: background 0.2s ease, border-color 0.2s ease; }
.installer-dot.active, .installer-dot:hover { background: var(--amber); border-color: var(--amber); }

/* ============================================================
   IP TABLE (install page)
   ============================================================ */
.ip-table { margin: 1.5rem 0; }

.ip-row {
    display: grid;
    grid-template-columns: 5rem 1fr;
    gap: 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--grey-light);
    font-size: 0.9rem;
}

.ip-addr {
    font-family: 'DM Mono', monospace;
    font-weight: 400;
    color: var(--amber);
}

.ip-desc { color: var(--ink); font-weight: 300; }

/* ============================================================
   PREREQS GRID
   ============================================================ */
.prereqs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--grey-light);
    margin: 2rem 0;
}

.prereq-side { padding: 1.5rem; background: var(--bg); }

.prereq-side h4 {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.8rem;
    color: var(--amber);
}

.prereq-side ul { list-style: none; padding: 0; margin: 0; }

.prereq-side ul li {
    font-size: 0.88rem;
    font-weight: 300;
    padding: 0.35rem 0;
    color: var(--ink);
    border-bottom: 1px solid var(--grey-light);
}

.prereq-side ul li:last-child { border-bottom: none; }
.prereq-side ul li::before { content: '\25B3 '; color: var(--amber); }

/* ============================================================
   STEP CARDS
   ============================================================ */
.steps-grid {
    display: grid;
    gap: 1px;
    background: var(--grey-light);
    margin: 2rem 0;
}

.step-card {
    background: var(--bg);
    padding: 1.2rem 1.5rem;
    display: grid;
    grid-template-columns: 3.5rem 1fr;
    gap: 1.2rem;
    align-items: start;
    transition: background 0.3s ease;
}

.step-card:hover { background: var(--paper); }

.step-num {
    font-family: 'DM Mono', monospace;
    font-size: 1.6rem;
    font-weight: 300;
    color: var(--amber);
    text-align: center;
    line-height: 1;
    padding-top: 0.2rem;
}

.step-content h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--charcoal);
    margin: 0 0 0.3rem;
}

.step-content p {
    font-size: 0.88rem;
    color: var(--grey);
    margin: 0;
    line-height: 1.6;
}

/* ============================================================
   SCREENSHOT GALLERY
   ============================================================ */
.screenshot-section { margin: 2rem 0; }

.screenshot-card {
    background: var(--paper);
    border: 1px solid var(--grey-light);
    margin-bottom: 2rem;
    overflow: hidden;
}

.screenshot-card img {
    width: 100%;
    display: block;
    border-bottom: 1px solid var(--grey-light);
    cursor: zoom-in;
}

.lightbox {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    cursor: zoom-out;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.lightbox.open { display: flex; }

.lightbox img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border: 1px solid var(--grey-light);
    box-shadow: 0 0 60px rgba(0, 180, 216, 0.15);
}

.lightbox-close {
    position: absolute;
    top: 1.5rem; right: 2rem;
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--grey);
    background: none;
    border: 1px solid var(--grey-light);
    padding: 0.4rem 1rem;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
}

.lightbox-close:hover { color: var(--amber); border-color: var(--amber); }

.screenshot-caption { padding: 1rem 1.5rem; }

.screenshot-caption h4 {
    font-family: 'DM Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 0.4rem;
}

.screenshot-caption p {
    font-size: 0.85rem;
    color: var(--grey);
    margin: 0;
    line-height: 1.5;
}

/* ============================================================
   TWO-COL PANEL GRID (split brain)
   ============================================================ */
.two-col-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--grey-light);
    margin: 1.5rem 0;
}

.panel {
    background: var(--bg);
    padding: 1.5rem;
}

.mini-tag {
    font-family: 'DM Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--bg);
    background: var(--amber);
    padding: 0.15rem 0.5rem;
    display: inline-block;
    margin-bottom: 0.8rem;
}

.mini-tag.warm { background: var(--gold); }

.plain-list {
    list-style: none;
    padding: 0;
    margin: 0.8rem 0 0;
}

.plain-list li {
    padding: 0.3rem 0;
    border-bottom: 1px solid var(--grey-light);
    font-size: 0.88rem;
}

.plain-list li::before {
    content: '△ ';
    color: var(--amber);
    font-family: 'DM Mono', monospace;
    font-size: 0.6rem;
}

/* ============================================================
   FEATURE GRID
   ============================================================ */
.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--grey-light);
    margin: 1.5rem 0;
}

.feature-card {
    background: var(--bg);
    padding: 1.3rem 1.5rem;
    transition: background 0.2s;
}

.feature-card:hover { background: var(--surface); }

.feature-card h3 {
    font-size: 1rem;
    margin-bottom: 0.4rem;
}

.feature-card p {
    font-size: 0.85rem;
    color: var(--grey);
    margin: 0;
}

/* ============================================================
   STATUS STRIP (index page)
   ============================================================ */
.status-strip {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1px;
    background: var(--grey-light);
    margin: 2rem 0;
    opacity: 1 !important;
    transform: none !important;
}

.status-card {
    background: var(--bg);
    padding: 1.2rem 1.4rem;
    transition: background 0.2s;
}

.status-card:hover { background: var(--surface); }

.status-kicker {
    display: block;
    font-family: 'DM Mono', monospace;
    font-size: 0.58rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.5rem;
}

.status-card p {
    font-size: 0.88rem;
    color: var(--grey);
    margin: 0;
    line-height: 1.6;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0) rotate(-3deg); }
    50%       { transform: translateY(-10px) rotate(3deg); }
}

section { animation: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .docs-layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.28s ease;
        z-index: 100;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .toc {
        display: none;
    }

    .content {
        grid-column: 1;
        padding: 1.8rem 1.4rem 3rem;
        max-width: 100%;
    }

    .mobile-menu-btn { display: block; }

    .card-grid { grid-template-columns: 1fr; }
    .two-col-grid { grid-template-columns: 1fr; }
    .feature-grid { grid-template-columns: 1fr; }
    .status-strip { grid-template-columns: 1fr; }
    .prereqs { grid-template-columns: 1fr; }
    .step-card { grid-template-columns: 2.5rem 1fr; }
}

@media (max-width: 1200px) and (min-width: 901px) {
    :root {
        --sidebar-w: 200px;
        --toc-w: 160px;
    }

    .content {
        padding: 2rem 1.8rem 4rem;
    }
}

@media (max-width: 500px) {
    body { font-size: 18px; }
    .page-header h1 { font-size: 1.8rem; }
    .content { padding: 1.5rem 1rem 3rem; }
    pre { font-size: 0.7rem; }
    table { font-size: 0.8rem; }
    td, th { padding: 0.5rem 0.6rem; }
    footer { flex-direction: column; text-align: center; }
    .footer-left { text-align: center; }
}