:root {
  color-scheme: dark;
  --bg: #090b0f;
  --bg-raised: #10141b;
  --surface: #151a22;
  --surface-2: #1b222d;
  --surface-3: #222b37;
  --text: #f5f7fa;
  --muted: #9ba7b6;
  --primary: #2f8cff;
  --primary-strong: #1670d8;
  --primary-soft: #102e50;
  --success: #32c48d;
  --warning: #f5b942;
  --danger: #f05d67;
  --border: #293341;
  --focus: #78b7ff;
  --shadow: 0 18px 50px rgba(0,0,0,.32);
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --container: 1180px;
  --header-height: 72px;
  --space-1: .375rem;
  --space-2: .625rem;
  --space-3: .875rem;
  --space-4: 1.125rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 280px; background: var(--bg); color: var(--text); font: 400 16px/1.6 var(--font); }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: 320px; pointer-events: none; background: radial-gradient(circle at 70% -30%, rgba(47,140,255,.15), transparent 58%); z-index: -1; }
img { max-width: 100%; display: block; }
a { color: var(--focus); text-decoration-thickness: .08em; text-underline-offset: .2em; }
a:hover { color: #acd3ff; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 3px solid rgba(120,183,255,.48); outline-offset: 2px; }
[hidden] { display: none !important; }
.skip-link { position: fixed; left: 1rem; top: -4rem; z-index: 999; padding: .7rem 1rem; background: var(--text); color: var(--bg); border-radius: var(--radius-sm); }
.skip-link:focus { top: 1rem; }
.container { width: min(calc(100% - 2rem), var(--container)); margin-inline: auto; }
.site-main { min-height: calc(100vh - 180px); padding: var(--space-7) 0 5rem; }
.stack { display: grid; gap: var(--space-4); }
.stack-lg { display: grid; gap: var(--space-6); }
.cluster { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); }
.split { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap; }
.muted { color: var(--muted); }
.eyebrow { margin: 0 0 .5rem; color: var(--primary); font-size: .76rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
h1,h2,h3 { margin: 0; line-height: 1.16; letter-spacing: -.025em; }
h1 { font-size: clamp(2rem, 5vw, 3.65rem); }
h2 { font-size: clamp(1.35rem, 3vw, 2rem); }
h3 { font-size: 1.08rem; }
p { margin: 0; }
.lede { max-width: 720px; color: #c3ccd8; font-size: clamp(1rem, 2vw, 1.18rem); }

.site-header { position: sticky; top: 0; z-index: 100; min-height: var(--header-height); background: rgba(9,11,15,.92); border-bottom: 1px solid rgba(41,51,65,.85); backdrop-filter: blur(14px); }
.header-inner { min-height: var(--header-height); display: flex; align-items: center; gap: var(--space-5); }
.brand { flex: 0 0 auto; display: inline-flex; align-items: center; gap: .7rem; color: var(--text); text-decoration: none; font-weight: 800; letter-spacing: -.03em; }
.brand img { width: 43px; height: 43px; object-fit: contain; }
.brand span { font-size: 1.15rem; }
.main-nav { display: flex; align-items: center; gap: .15rem; margin-left: auto; }
.main-nav a { padding: .55rem .7rem; border-radius: var(--radius-sm); color: var(--muted); font-size: .91rem; font-weight: 650; text-decoration: none; }
.main-nav a:hover,.main-nav a[aria-current="page"] { background: var(--surface-2); color: var(--text); }
.header-actions { display: flex; align-items: center; gap: .5rem; }
.menu-toggle { display: none; }

.button { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .65rem 1rem; border: 1px solid transparent; border-radius: var(--radius-sm); background: var(--primary); color: #fff; font-weight: 760; line-height: 1; text-decoration: none; cursor: pointer; transition: background .16s ease, border-color .16s ease, transform .16s ease; }
.button:hover { background: var(--primary-strong); color: #fff; }
.button:active { transform: translateY(1px); }
.button.secondary { background: var(--surface-2); border-color: var(--border); color: var(--text); }
.button.secondary:hover { background: var(--surface-3); }
.button.ghost { background: transparent; border-color: var(--border); color: var(--text); }
.button.danger { background: var(--danger); }
.button.small { min-height: 34px; padding: .45rem .7rem; font-size: .86rem; }
.button:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.icon-button { width: 42px; height: 42px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); cursor: pointer; }

.page-head { display: grid; gap: var(--space-3); margin-bottom: var(--space-7); padding-bottom: var(--space-5); border-bottom: 1px solid var(--border); }
.page-head h1 { font-size: clamp(2rem, 5vw, 3rem); }
.masthead { padding: clamp(2rem,7vw,5rem) 0 3rem; border-bottom: 1px solid var(--border); }
.masthead-grid { display: grid; grid-template-columns: minmax(0,1.5fr) minmax(260px,.7fr); gap: clamp(2rem,6vw,5rem); align-items: end; }
.masthead-copy { display: grid; gap: var(--space-5); }
.status-panel { border-top: 3px solid var(--primary); padding: var(--space-5); background: var(--surface); box-shadow: var(--shadow); }
.server-status { display: flex; align-items: center; gap: .65rem; font-weight: 750; }
.status-dot { width: .7rem; height: .7rem; border-radius: 50%; background: var(--muted); box-shadow: 0 0 0 4px rgba(155,167,182,.13); }
.status-dot.online { background: var(--success); box-shadow: 0 0 0 4px rgba(50,196,141,.13); }
.status-dot.offline { background: var(--danger); box-shadow: 0 0 0 4px rgba(240,93,103,.13); }
.metric { display: grid; gap: .1rem; }
.metric strong { font-size: clamp(1.45rem,4vw,2.1rem); line-height: 1; }
.metric span { color: var(--muted); font-size: .84rem; }
.metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.metrics .metric { background: var(--surface); padding: var(--space-5); }

.section { padding: var(--space-7) 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-6); }
.feature-list { display: grid; grid-template-columns: repeat(3,1fr); border-block: 1px solid var(--border); }
.feature { padding: var(--space-6); border-right: 1px solid var(--border); }
.feature:last-child { border-right: 0; }
.feature strong { display: block; margin-bottom: .5rem; }

.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.panel-header { padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--border); }
.panel-body { padding: var(--space-5); }
.panel-footer { padding: var(--space-4) var(--space-5); border-top: 1px solid var(--border); }
.callout { padding: var(--space-5); border-left: 3px solid var(--primary); background: var(--primary-soft); }
.callout.warning { border-color: var(--warning); background: rgba(245,185,66,.09); }
.callout.danger { border-color: var(--danger); background: rgba(240,93,103,.09); }
.badge { display: inline-flex; align-items: center; padding: .22rem .55rem; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); font-size: .75rem; font-weight: 750; text-transform: uppercase; letter-spacing: .04em; }
.badge.success { color: var(--success); border-color: rgba(50,196,141,.4); }
.badge.warning { color: var(--warning); border-color: rgba(245,185,66,.4); }
.badge.danger { color: var(--danger); border-color: rgba(240,93,103,.4); }

.form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: var(--space-4); }
.field { display: grid; gap: .45rem; }
.field.full { grid-column: 1/-1; }
.form-grid > .full { grid-column: 1/-1; }
label { color: #d9e0e9; font-size: .9rem; font-weight: 700; }
input,textarea,select { width: 100%; padding: .72rem .8rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: #0f1319; color: var(--text); }
input[type="checkbox"],input[type="radio"] { width: auto; min-width: 1.05rem; height: 1.05rem; padding: 0; accent-color: var(--primary); }
textarea { min-height: 130px; resize: vertical; }
input::placeholder,textarea::placeholder { color: #707d8e; }
input[readonly] { color: var(--muted); background: var(--surface-2); cursor: not-allowed; }
.help { color: var(--muted); font-size: .82rem; }
.form-status { min-height: 1.5rem; color: var(--muted); }
.form-status.error { color: var(--danger); }
.form-status.success { color: var(--success); }

.toolbar { display: flex; flex-wrap: wrap; align-items: end; gap: var(--space-3); margin-bottom: var(--space-5); }
.toolbar .field { min-width: 190px; flex: 1; }
.tabs { display: flex; gap: .35rem; overflow-x: auto; padding-bottom: .3rem; }
.tab { white-space: nowrap; padding: .55rem .8rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: transparent; color: var(--muted); cursor: pointer; }
.tab.active { background: var(--primary-soft); border-color: var(--primary); color: var(--text); }
.list { display: grid; border-top: 1px solid var(--border); }
.list-item { display: grid; gap: .4rem; padding: var(--space-4) 0; border-bottom: 1px solid var(--border); }
.list-item-title { color: var(--text); font-weight: 780; text-decoration: none; }
.list-item-meta { display: flex; flex-wrap: wrap; gap: .75rem; color: var(--muted); font-size: .82rem; }
.empty-state { padding: 3rem 1rem; text-align: center; color: var(--muted); border: 1px dashed var(--border); border-radius: var(--radius); }
.loading { min-height: 90px; display: grid; place-items: center; color: var(--muted); }

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
th,td { padding: .8rem 1rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { background: var(--surface-2); color: #cfd7e1; font-size: .78rem; letter-spacing: .04em; text-transform: uppercase; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: rgba(255,255,255,.018); }
.pagination { display: flex; align-items: center; justify-content: flex-end; gap: .6rem; margin-top: var(--space-4); }

.forum-layout { display: grid; grid-template-columns: 250px minmax(0,1fr); gap: var(--space-6); }
.forum-sidebar { align-content: start; }
.category-list { display: grid; gap: .35rem; align-content: start; position: sticky; top: calc(var(--header-height) + 1rem); }
.newsletter-panel h2 { font-size: 1.15rem; }
.newsletter-panel .panel-header,.newsletter-panel .panel-body { padding: var(--space-4); }
.newsletter-confirm-card { width: min(100%,640px); margin: 5vh auto 0; }
.category-button { width: 100%; padding: .75rem; border: 1px solid transparent; border-radius: var(--radius-sm); background: transparent; color: var(--muted); text-align: left; cursor: pointer; }
.category-button:hover,.category-button.active { background: var(--surface-2); border-color: var(--border); color: var(--text); }
.post-content { white-space: pre-wrap; overflow-wrap: anywhere; color: #d9e0e8; }
.reply { padding: var(--space-5) 0; border-top: 1px solid var(--border); }
.attachments { display: grid; grid-template-columns: repeat(auto-fill,minmax(150px,1fr)); gap: .75rem; margin-top: 1rem; }
.attachments a { display: block; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.attachments img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }

.rules-layout { display: grid; grid-template-columns: 250px minmax(0,1fr); gap: var(--space-6); }
.rules-nav { align-self: start; position: sticky; top: calc(var(--header-height) + 1rem); }
.rule-section { scroll-margin-top: calc(var(--header-height) + 1rem); }
.rule-list { counter-reset: rule; display: grid; gap: .55rem; margin: 0; padding: 0; list-style: none; }
.rule-list li { position: relative; padding: .8rem .8rem .8rem 3.1rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.rule-list li::before { counter-increment: rule; content: counter(rule); position: absolute; left: .8rem; top: .75rem; width: 1.6rem; height: 1.6rem; display: grid; place-items: center; border-radius: 50%; background: var(--primary-soft); color: var(--primary); font-size: .78rem; font-weight: 800; }

.puzzle-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: var(--space-4); }
.puzzle { display: grid; gap: var(--space-4); padding: var(--space-5); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.puzzle.solved { border-color: rgba(50,196,141,.55); }
progress { width: 100%; height: .7rem; accent-color: var(--primary); }
.rating-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: var(--space-4); }
.rating-card { display: grid; gap: var(--space-3); padding: var(--space-5); background: var(--surface); border-top: 3px solid var(--primary); }
.stars { display: flex; gap: .3rem; }
.star { width: 42px; height: 42px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-2); color: var(--warning); cursor: pointer; font-size: 1.2rem; }
.star.active { background: rgba(245,185,66,.15); border-color: var(--warning); }

.settings-layout,.admin-layout { display: grid; grid-template-columns: 230px minmax(0,1fr); gap: var(--space-6); }
.side-nav { display: grid; gap: .35rem; align-content: start; position: sticky; top: calc(var(--header-height) + 1rem); }
.side-nav button { padding: .7rem .8rem; border: 1px solid transparent; border-radius: var(--radius-sm); background: transparent; color: var(--muted); text-align: left; cursor: pointer; }
.side-nav button.active { background: var(--surface-2); border-color: var(--border); color: var(--text); }
.dashboard-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: var(--space-4); }
.dashboard-stat { padding: var(--space-5); border-top: 3px solid var(--primary); background: var(--surface); }
.dashboard-stat strong { display: block; font-size: 1.9rem; }
.admin-workspace { min-width: 0; }
.admin-nav { padding: .65rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-raised); }
.side-nav-label { padding: .35rem .8rem .55rem; color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.admin-identity { display: inline-flex; align-items: center; gap: .7rem; padding: .65rem .85rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); color: var(--muted); font-size: .88rem; }
.admin-two-column,.admin-content-grid,.system-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: var(--space-5); align-items: start; }
.quick-actions { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: var(--space-3); }
.quick-actions .button { justify-content: flex-start; text-align: left; }
.admin-filterbar .field { min-width: 150px; }
.compact-field { min-width: 170px; }
.detail-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1px; border: 1px solid var(--border); background: var(--border); }
.detail-item { display: grid; gap: .2rem; min-width: 0; padding: .85rem; background: var(--surface-2); }
.detail-item strong { overflow-wrap: anywhere; }
.system-check { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding-bottom: var(--space-3); border-bottom: 1px solid var(--border); }
.system-check:last-child { padding-bottom: 0; border-bottom: 0; }
.admin-note { margin-bottom: var(--space-5); }
.dialog-wide { width: min(94vw,820px); }

dialog { width: min(92vw,560px); max-height: 88vh; padding: 0; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(0,0,0,.72); backdrop-filter: blur(3px); }
.dialog-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--border); }
.dialog-body { padding: var(--space-5); overflow-y: auto; }
.dialog-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem; margin-bottom: var(--space-5); }

.toast-region { position: fixed; right: 1rem; bottom: 1rem; z-index: 500; width: min(380px,calc(100vw - 2rem)); display: grid; gap: .7rem; }
.toast { padding: .8rem 1rem; border: 1px solid var(--border); border-left: 4px solid var(--primary); border-radius: var(--radius-sm); background: var(--surface-2); box-shadow: var(--shadow); }
.toast.error { border-left-color: var(--danger); }
.toast.success { border-left-color: var(--success); }
.site-footer { padding: 2rem 0; border-top: 1px solid var(--border); color: var(--muted); font-size: .88rem; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer-links a { color: var(--muted); }

@media (max-width: 980px) {
  .menu-toggle { display: inline-grid; place-items: center; }
  .main-nav { display: none; position: absolute; top: calc(100% + 1px); left: 0; right: 0; padding: .75rem 1rem 1rem; background: var(--bg-raised); border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
  .main-nav.open { display: grid; }
  .main-nav a { padding: .8rem; }
  .header-actions { margin-left: auto; }
  .header-actions .user-label { display: none; }
  .masthead-grid,.forum-layout,.rules-layout,.settings-layout,.admin-layout { grid-template-columns: 1fr; }
  .category-list,.rules-nav,.side-nav { position: static; display: flex; overflow-x: auto; }
  .side-nav-label { display: none; }
  .category-button,.side-nav button { white-space: nowrap; width: auto; }
  .rating-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .dashboard-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .admin-content-grid,.system-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  :root { --header-height: 62px; }
  .container { width: min(calc(100% - 1.25rem),var(--container)); }
  .site-main { padding-top: 2rem; }
  .brand img { width: 36px; height: 36px; }
  .brand span { display: none; }
  .header-actions .button.secondary { display: none; }
  .masthead { padding-top: 2.5rem; }
  .metrics,.feature-list,.puzzle-grid,.rating-grid,.form-grid { grid-template-columns: 1fr; }
  .feature { border-right: 0; border-bottom: 1px solid var(--border); }
  .feature:last-child { border-bottom: 0; }
  .field.full { grid-column: auto; }
  .dashboard-grid { grid-template-columns: 1fr 1fr; }
  .admin-two-column,.quick-actions,.detail-grid { grid-template-columns: 1fr; }
  .section-head { align-items: start; flex-direction: column; }
  dialog { width: calc(100vw - 1rem); max-height: calc(100vh - 1rem); }
  .table-wrap { border-inline: 0; border-radius: 0; margin-inline: -.625rem; }
}

@media (max-width: 390px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .header-actions .button { padding-inline: .7rem; font-size: .82rem; }
}

@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}