/* ══════════════════════════════════════════════════════════════
   Hoshino Software & Security — shared dark synthwave theme
   Used by: homepage, metronome, codereader (all languages)
   ══════════════════════════════════════════════════════════════ */

:root {
  --bg: #07060d;
  --bg-2: #110a22;
  --panel: rgba(255, 255, 255, 0.03);
  --panel-2: rgba(180, 139, 255, 0.06);
  --fg: #e8e6f5;
  --muted: #9d97c2;
  --dim: #6f6a90;
  --accent: #b48bff;
  --accent-2: #5ec8ff;
  --border: rgba(180, 139, 255, 0.18);
  --border-strong: rgba(180, 139, 255, 0.35);
}

/* ── Reset & base ──────────────────────────────────────────── */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 0;
  color: var(--fg);
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(94, 200, 255, 0.18), transparent 60%),
    radial-gradient(900px 500px at 50% 110%, rgba(180, 139, 255, 0.18), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  background-attachment: fixed;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Typography ────────────────────────────────────────────── */
h1 {
  margin: 0 0 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
h2 {
  margin-top: 40px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 5px;
  color: var(--fg);
}
h3 { margin-top: 20px; margin-bottom: 4px; color: var(--fg); }
h4 { color: var(--fg); }
p  { margin: 10px 0; color: var(--fg); }
ul, ol { padding-left: 20px; }
li { margin: 4px 0; }
b, strong { color: var(--fg); }
a { color: var(--accent-2); }
a:hover { color: var(--accent); }

/* ── Section h2 (top-level sections) ───────────────────────── */
h2.section-h2 {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  border-bottom: none;
  font-size: 1.5rem;
  padding-bottom: 0;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
h2.section-h2.first-section {
  margin-top: 0;
  border-top: none;
  padding-top: 0;
}

/* ── Sub-section divider ───────────────────────────────────── */
.sub-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 40px 0 24px;
}
.sub-divider::before,
.sub-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.sub-divider-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  white-space: nowrap;
}

/* ── Section scroll anchors ────────────────────────────────── */
.section-anchor { scroll-margin-top: 60px; }

/* ══════════════════════════════════════════════════════════════
   Homepage
   ══════════════════════════════════════════════════════════════ */
body.home { display: flex; flex-direction: column; }
.home main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
}
.hero { max-width: 480px; }
.hero .logo {
  width: min(280px, 60vw);
  height: auto;
  border-radius: 18px;
  box-shadow:
    0 0 0 1px var(--border),
    0 20px 60px rgba(94, 100, 255, 0.35),
    0 8px 24px rgba(0, 0, 0, 0.6);
}
.hero h1 { margin: 28px 0 6px; font-size: 26px; }
.hero .jp { margin: 0 0 4px; color: var(--muted); font-size: 14px; letter-spacing: 1px; }
.hero .tag {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.app-list {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: grid;
  gap: 10px;
}
.app-list a {
  display: block;
  padding: 12px 18px;
  color: var(--fg);
  text-decoration: none;
  font-size: 15px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.app-list a:hover {
  border-color: var(--accent);
  background: rgba(180, 139, 255, 0.08);
  transform: translateY(-1px);
}

/* ══════════════════════════════════════════════════════════════
   Doc pages (metronome + codereader)
   ══════════════════════════════════════════════════════════════ */
main {
  max-width: 700px;
  margin: 0 auto;
  padding: 20px 20px 80px;
}

/* ── Top bar (metronome) ───────────────────────────────────── */
#top-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(7, 6, 13, 0.72);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 8px 20px;
}
#top-bar a {
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
}
#top-bar a:hover { color: var(--accent); }

/* ── Language strip (codereader) ───────────────────────────── */
#lang-strip {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(7, 6, 13, 0.72);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--border);
}
#lang-strip .strip-inner {
  position: relative;
  display: flex;
  align-items: center;
  padding: 8px 20px;
}
#lang-strip .strip-brand {
  position: absolute;
  left: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  white-space: nowrap;
}
#lang-strip .strip-brand:hover { color: var(--accent); }
@media (max-width: 1000px) { #lang-strip .strip-brand { display: none; } }
#lang-strip .strip-langs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  font-size: 13px;
  justify-content: center;
  width: 100%;
}
#lang-strip .strip-langs a {
  color: var(--muted);
  text-decoration: none;
  padding: 2px 10px 2px 0;
  white-space: nowrap;
}
#lang-strip .strip-langs a:hover { color: var(--accent); }
#lang-strip .strip-langs a.active { color: var(--fg); font-weight: 700; }
#lang-strip .strip-langs .dot {
  color: var(--dim);
  padding-right: 10px;
  user-select: none;
}

/* ── Table of contents ─────────────────────────────────────── */
#toc {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 24px;
  margin: 28px 0 40px;
}
#toc h2 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
  border: none;
  padding: 0;
}
#toc ol {
  margin: 0;
  padding-left: 20px;
  counter-reset: toc-counter;
  list-style: none;
}
#toc ol li {
  counter-increment: toc-counter;
  margin: 6px 0;
}
#toc ol li::before {
  content: counter(toc-counter) ". ";
  font-weight: 600;
  color: var(--dim);
}
#toc a { color: var(--fg); text-decoration: none; font-weight: 500; }
#toc a:hover { color: var(--accent); }

/* ── Contact box ───────────────────────────────────────────── */
.contact-box {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--panel-2);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 18px 22px;
  margin: 24px 0;
  box-shadow: 0 8px 24px rgba(94, 100, 255, 0.12);
}
.contact-box .contact-icon { font-size: 32px; flex-shrink: 0; }
.contact-box .contact-body { flex: 1; }
.contact-box .contact-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2px;
}
.contact-box .contact-email { font-size: 17px; font-weight: 600; color: var(--fg); }
.contact-box .contact-note { font-size: 13px; color: var(--muted); margin-top: 3px; }

/* ── Screenshots ───────────────────────────────────────────── */
.screenshots { display: flex; gap: 20px; flex-wrap: wrap; margin: 20px 0; }
.screenshots img {
  width: 180px;
  border-radius: 12px;
  border: 3px solid rgba(255, 255, 255, 0.65);
  display: block;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08),
    0 8px 24px rgba(0, 0, 0, 0.5),
    0 0 24px rgba(180, 139, 255, 0.15);
}

/* ── Tip box ───────────────────────────────────────────────── */
.tip {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  margin: 12px 0;
  font-size: 15px;
  color: var(--fg);
}

/* ── Tables ────────────────────────────────────────────────── */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 15px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
thead th {
  text-align: left;
  background: var(--panel-2);
  font-weight: 600;
  padding: 10px;
  border-bottom: 1px solid var(--border);
  color: var(--fg);
}
tbody td { padding: 10px; border-bottom: 1px solid var(--border); color: var(--fg); }
tbody tr:nth-child(even) { background: rgba(255, 255, 255, 0.02); }
tbody tr:last-child td { border-bottom: none; }

/* ── Demo codes table (codereader) ─────────────────────────── */
.demo-codes-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  margin: 24px 0;
  font-size: 14px;
  border: none;
  border-radius: 0;
  overflow: visible;
}
.demo-codes-table td {
  padding: 40px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--fg);
}
.demo-codes-table tbody tr:nth-child(even) { background: transparent; }
.demo-codes-table td:first-child {
  width: 320px;
  min-width: 320px;
  max-width: 320px;
  text-align: center;
}
.demo-codes-table img {
  max-width: 300px;
  max-height: 200px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  background: #fff;
  padding: 12px;
  border-radius: 8px;
}
.demo-codes-table img.dc-rect { max-height: 400px; }
.dc-type { font-weight: 600; color: var(--fg); }
.dc-sub  { font-size: 12px; color: var(--muted); margin-top: 2px; }
.dc-val  { font-size: 11px; color: var(--dim); font-family: monospace; margin-top: 4px; word-break: break-all; }
pre.dc-val { white-space: pre-wrap; margin: 4px 0 0; padding: 0; background: none; border: none; }

/* ── Terms divider (codereader legal section) ──────────────── */
.terms-divider {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* ── End-of-doc logo ───────────────────────────────────────── */
.doc-end-logo {
  display: flex;
  justify-content: center;
  margin: 64px 0 24px;
}
.doc-end-logo img {
  width: min(280px, 60vw);
  height: auto;
  border-radius: 18px;
  box-shadow:
    0 0 0 1px var(--border),
    0 20px 60px rgba(94, 100, 255, 0.35),
    0 8px 24px rgba(0, 0, 0, 0.6);
}

/* ── Footer (doc pages) ────────────────────────────────────── */
footer {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(7, 6, 13, 0.72);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-top: 1px solid var(--border);
  font-size: 12px;
  text-align: center;
  padding: 8px 20px;
}
footer a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}
footer a:hover { color: var(--accent); }

/* Homepage: pad main so the fixed footer never overlaps the hero on short viewports */
body.home main { padding-bottom: 60px; }

/* ── RTL support (codereader Arabic) ───────────────────────── */
.rtl { direction: rtl; text-align: right; }
.rtl ul, .rtl ol { padding-left: 0; padding-right: 20px; }
.rtl thead th { text-align: right; }