/* =====================================================================
   ASTRALOSINT FIELD MANUAL — Documentation Styles
   Reuses the console's tactical HUD design tokens for brand cohesion.
===================================================================== */
:root {
    --void:         #05080c;
    --panel:        #0b1018;
    --panel-raised: #111822;
    --line:         #182430;
    --line-soft:    #101922;

    --cyan:         #00e5ff;
    --cyan-dim:     rgba(0, 229, 255, 0.14);
    --cyan-glow:    rgba(0, 229, 255, 0.35);
    --blood:        #ff2d55;
    --blood-dim:    rgba(255, 45, 85, 0.14);
    --amber:        #ffb454;
    --amber-dim:    rgba(255, 180, 84, 0.14);
    --green:        #39ff88;
    --green-dim:    rgba(57, 255, 136, 0.14);

    --text:         #d7dee6;
    --text-dim:     #7c8a99;
    --text-faint:   #46535f;

    --font-display: 'Rajdhani', 'Segoe UI', sans-serif;
    --font-body:    'Inter', 'Segoe UI', sans-serif;
    --font-mono:    'Share Tech Mono', 'JetBrains Mono', monospace;

    --radius: 3px;
    --sidebar-w: 300px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--void);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 15.5px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

/* faint scanline / grid ambience, matching the console's atmosphere */
body::before {
    content: "";
    position: fixed; inset: 0; pointer-events: none; z-index: 0;
    background-image:
        linear-gradient(rgba(0, 229, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.025) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 90%);
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }

code, kbd { font-family: var(--font-mono); }

kbd {
    background: var(--panel-raised); border: 1px solid var(--line); border-bottom-width: 2px;
    border-radius: 3px; padding: 1px 6px; font-size: 0.82em; color: var(--cyan);
}

/* ---------------------------------------------------------------- layout shell */
.shell { display: flex; min-height: 100vh; position: relative; z-index: 1; }

/* ---------------------------------------------------------------- sidebar / TOC */
.toc {
    width: var(--sidebar-w); flex-shrink: 0; position: sticky; top: 0; height: 100vh;
    overflow-y: auto; border-right: 1px solid var(--line); padding: 22px 18px 40px;
    background: linear-gradient(180deg, var(--panel), var(--void) 85%);
}
.toc-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.toc-brand img { width: 30px; height: 30px; }
.toc-brand-text .name { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; letter-spacing: 0.05em; color: var(--text); }
.toc-brand-text .org { font-family: var(--font-mono); font-size: 0.62rem; color: var(--text-dim); letter-spacing: 0.06em; }

.toc-classification {
    margin: 14px 0 20px; padding: 8px 10px; border: 1px solid var(--blood-dim); border-left: 3px solid var(--blood);
    font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.05em; color: var(--blood); line-height: 1.5;
}

.toc nav { display: flex; flex-direction: column; gap: 1px; }
.toc-group-label {
    font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em; color: var(--text-faint);
    text-transform: uppercase; margin: 16px 0 6px; padding: 0 8px;
}
.toc-group-label:first-child { margin-top: 0; }
.toc a.toc-link {
    display: flex; gap: 8px; padding: 6px 8px; border-radius: var(--radius); font-size: 0.82rem;
    color: var(--text-dim); text-decoration: none; border-left: 2px solid transparent; transition: all 0.15s ease;
}
.toc a.toc-link .num { font-family: var(--font-mono); color: var(--text-faint); flex-shrink: 0; }
.toc a.toc-link:hover { color: var(--text); background: var(--panel-raised); }
.toc a.toc-link.active { color: var(--cyan); border-left-color: var(--cyan); background: var(--cyan-dim); }
.toc a.toc-link.active .num { color: var(--cyan); }

.toc-footer { margin-top: 24px; padding-top: 14px; border-top: 1px solid var(--line); font-size: 0.72rem; color: var(--text-faint); }
.toc-footer a { color: var(--text-dim); }

.toc-toggle { display: none; }

/* ---------------------------------------------------------------- main content */
main { flex: 1; min-width: 0; padding: 0 0 120px; }

.cover {
    padding: 64px 64px 48px; border-bottom: 1px solid var(--line);
    background: radial-gradient(ellipse 120% 100% at 20% 0%, var(--cyan-dim), transparent 60%);
}
.cover-eyebrow {
    font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; color: var(--cyan);
    text-transform: uppercase; margin-bottom: 14px; display: flex; align-items: center; gap: 10px;
}
.cover-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }
.cover h1 {
    font-family: var(--font-display); font-size: 3rem; font-weight: 700; letter-spacing: 0.01em;
    margin: 0 0 10px; color: var(--text); line-height: 1.05;
}
.cover h1 span { color: var(--cyan); }
.cover .sub { font-size: 1.05rem; color: var(--text-dim); max-width: 640px; margin: 0 0 26px; }
.cover-meta { display: flex; flex-wrap: wrap; gap: 10px 28px; font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-dim); }
.cover-meta b { color: var(--text); }
.cover-shot { margin: 32px 0 0; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.5); }
.cover-shot img { display: block; width: 100%; height: auto; }

.motto-strip {
    margin: 0; padding: 14px 64px; border-bottom: 1px solid var(--line); background: var(--panel);
    font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-dim); letter-spacing: 0.03em;
}
.motto-strip b { color: var(--amber); }

.content { max-width: 760px; padding: 56px 64px 0; }

section.module { padding-bottom: 56px; scroll-margin-top: 24px; }
section.module + section.module { border-top: 1px solid var(--line); padding-top: 48px; }

.module-eyebrow {
    display: flex; align-items: baseline; gap: 12px; margin-bottom: 8px;
    font-family: var(--font-mono); font-size: 0.72rem; color: var(--cyan); letter-spacing: 0.08em;
}
.module h2 { font-family: var(--font-display); font-size: 1.9rem; font-weight: 700; margin: 0 0 18px; color: var(--text); }
.module h3 {
    font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; margin: 32px 0 12px; color: var(--text);
    display: flex; align-items: center; gap: 10px;
}
.module h3 .tag { font-family: var(--font-mono); font-size: 0.62rem; color: var(--text-faint); font-weight: 400; }
.module p { color: var(--text-dim); margin: 0 0 14px; }
.module p b, .module li b { color: var(--text); font-weight: 600; }
.module ul, .module ol { color: var(--text-dim); padding-left: 22px; margin: 0 0 16px; }
.module li { margin-bottom: 6px; }
.module li::marker { color: var(--cyan); }

pre {
    background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 14px 16px; overflow-x: auto; margin: 0 0 16px;
}
pre code { font-family: var(--font-mono); font-size: 0.82rem; color: var(--green); line-height: 1.6; }
p code, li code { font-family: var(--font-mono); font-size: 0.86em; color: var(--cyan); background: var(--cyan-dim); padding: 1px 5px; border-radius: 3px; }

.callout {
    border: 1px solid var(--line); border-left: 3px solid var(--cyan); background: var(--panel-raised);
    border-radius: var(--radius); padding: 12px 16px; margin: 0 0 18px; font-size: 0.9rem; color: var(--text-dim);
}
.callout b { color: var(--cyan); }
.callout.warn { border-left-color: var(--amber); }
.callout.warn b { color: var(--amber); }
.callout.legal { border-left-color: var(--blood); }
.callout.legal b { color: var(--blood); }

table { width: 100%; border-collapse: collapse; margin: 0 0 18px; font-size: 0.88rem; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--line); color: var(--text-dim); }
th { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.06em; color: var(--text-faint); text-transform: uppercase; }
td b, td code { color: var(--text); }

/* mini UI-reference chips, styled to match the actual console so readers
   recognize the real controls without needing a screenshot for every one */
.ui-ref { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 18px; }
.ui-chip {
    display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 0.72rem;
    padding: 5px 10px; border-radius: 20px; border: 1px solid var(--line); color: var(--text-dim); background: var(--panel-raised);
}
.ui-chip.active { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-dim); }
.ui-tab-strip { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin: 8px 0 18px; }
.ui-tab {
    font-family: var(--font-display); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.05em;
    padding: 8px 12px; color: var(--text-faint);
}
.ui-tab.active { color: var(--cyan); border-bottom: 2px solid var(--cyan); }

.workflow-steps { counter-reset: step; list-style: none; padding-left: 0; }
.workflow-steps li {
    counter-increment: step; position: relative; padding-left: 40px; margin-bottom: 18px;
}
.workflow-steps li::before {
    content: counter(step); position: absolute; left: 0; top: -1px; width: 26px; height: 26px;
    border: 1px solid var(--cyan); color: var(--cyan); border-radius: 50%; display: flex; align-items: center;
    justify-content: center; font-family: var(--font-mono); font-size: 0.78rem; background: var(--cyan-dim);
}

.back-to-top {
    display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 0.72rem;
    color: var(--text-faint); margin-top: 8px;
}

/* ---------------------------------------------------------------- responsive */
@media (max-width: 980px) {
    .toc { position: fixed; left: 0; top: 0; z-index: 40; transform: translateX(-100%); transition: transform 0.2s ease; box-shadow: 20px 0 40px rgba(0,0,0,0.5); }
    .toc.open { transform: translateX(0); }
    .toc-toggle {
        display: flex; position: fixed; top: 14px; left: 14px; z-index: 50; width: 40px; height: 40px;
        align-items: center; justify-content: center; background: var(--panel-raised); border: 1px solid var(--line);
        border-radius: var(--radius); color: var(--cyan); cursor: pointer;
    }
    .cover, .motto-strip, .content { padding-left: 24px; padding-right: 24px; }
    .cover { padding-top: 72px; }
    .cover h1 { font-size: 2.1rem; }
}