/* ========================================================================
   HACKORCIST ACADEMY — tactical terminal aesthetic
   palette: deep ink / phosphor green / amber alert / blueprint cyan
   typography: JetBrains Mono (UI) + Space Grotesk (display) + VT323 (terminal)
   ======================================================================== */

:root {
  --ink-0:   #050505;   /* neon: pure black canvas */
  --ink-1:   #0a0d0c;
  --ink-2:   #0f1513;
  --ink-3:   #18211d;
  --ink-4:   #26322c;
  --line:    #1b2620;
  --line-2:  #2b3a32;

  --fg:      #d4ffe8;
  --fg-mute: #7d9b8c;
  --fg-dim:  #4d6358;

  --phos:    #00ff9f;   /* neon green       */
  --phos-d:  #00c87d;
  --amber:   #ffc14d;   /* amber alert      */
  --amber-d: #c8841b;
  --crit:    #ff5d6c;   /* critical red     */
  --blue:    #00d4ff;   /* neon cyan        */
  --cyan:    #00d4ff;
  --violet:  #b594ff;

  --mono:    'JetBrains Mono', ui-monospace, Menlo, monospace;
  --disp:    'Space Grotesk', system-ui, sans-serif;
  --crt:     'VT323', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--fg);
  background-color: var(--ink-0);
  /* neon: faint grid overlay */
  background-image:
    linear-gradient(rgba(0,255,159,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,255,159,0.035) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: inherit; }
a { color: var(--phos); text-decoration: none; }

::-webkit-scrollbar       { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--ink-1); }
::-webkit-scrollbar-thumb { background: var(--ink-4); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--line-2); }

.view { display: none; min-height: 100vh; }
.view.active { display: block; }

/* ======================================================== LOGIN VIEW ======================================================== */
.view-login {
  position: relative;
  background:
    radial-gradient(ellipse 80% 50% at 30% 0%, rgba(109, 245, 138, .08), transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 100%, rgba(92, 200, 255, .06), transparent 60%),
    linear-gradient(180deg, #06080b 0%, #0a0d12 100%);
  overflow: hidden;
}

.login-scanlines {
  position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(180deg, transparent 0 2px, rgba(255,255,255,.015) 2px 3px);
  mix-blend-mode: overlay;
  z-index: 1;
}
.login-noise {
  position: absolute; inset: 0; pointer-events: none; opacity: .25;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .25 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  z-index: 1;
}

.login-wrap {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.1fr 1fr;
  min-height: 100vh;
  max-width: 1400px; margin: 0 auto;
  padding: 48px;
  gap: 64px;
  align-items: center;
}

@media (max-width: 900px) {
  .login-wrap { grid-template-columns: 1fr; padding: 24px; gap: 32px; }
}

.brand-mark {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 13px; letter-spacing: 2px;
  color: var(--fg);
}
.brand-dot {
  width: 10px; height: 10px;
  background: var(--phos);
  box-shadow: 0 0 12px var(--phos), 0 0 4px var(--phos);
  border-radius: 1px;
  animation: pulse 2s infinite ease-in-out;
}
@keyframes pulse { 0%,100% { opacity:1 } 50% { opacity:.4 } }
.brand-text sup { color: var(--phos); font-size: 9px; margin-left: 4px; letter-spacing: 0; }

.login-headline {
  margin-top: 48px;
  font-family: var(--disp);
  font-weight: 500;
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: #eef2f7;
}
.login-headline .hl {
  color: var(--phos);
  position: relative;
  display: inline-block;
}
.login-headline .hl::after {
  content: '_';
  color: var(--phos);
  animation: caret 1s step-end infinite;
}
@keyframes caret { 50% { opacity: 0; } }

.login-sub {
  margin-top: 24px;
  max-width: 480px;
  color: var(--fg-mute);
  font-size: 14px; line-height: 1.7;
}

.login-stats {
  margin-top: 56px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 520px;
}
.login-stats > div {
  border-left: 2px solid var(--phos);
  padding: 8px 14px;
  background: rgba(109, 245, 138, .03);
}
.login-stats b {
  display: block;
  font-family: var(--mono);
  color: var(--phos);
  font-size: 11px; letter-spacing: 2px;
  margin-bottom: 6px;
}
.login-stats span {
  font-size: 12px; color: var(--fg-mute);
}

.login-foot {
  margin-top: 80px;
  font-size: 11px; letter-spacing: 1px;
  color: var(--fg-dim);
}
.blink { color: var(--phos); animation: pulse 1.5s infinite; }

/* card */
.login-card {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  box-shadow:
    0 1px 0 rgba(255,255,255,.03) inset,
    0 24px 60px rgba(0,0,0,.45),
    0 0 0 1px rgba(109, 245, 138, .04);
  position: relative;
}
.login-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--phos), transparent);
  opacity: .5;
}

.lc-header {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line);
}
.lc-dot { width: 10px; height: 10px; border-radius: 50%; }
.lc-dot.r { background: #ff5d6c; }
.lc-dot.y { background: #ffb547; }
.lc-dot.g { background: #6df58a; }
.lc-path  { margin-left: auto; font-size: 11px; color: var(--fg-mute); letter-spacing: .5px; }

.lc-body { padding: 36px 32px; }

.lc-prompt {
  font-family: var(--crt);
  font-size: 22px;
  color: var(--phos);
  margin-bottom: 28px;
  letter-spacing: 1px;
}

.field {
  display: block;
  margin-bottom: 20px;
}
.field span {
  display: block;
  font-size: 10px;
  letter-spacing: 2.5px;
  color: var(--fg-mute);
  margin-bottom: 8px;
}
.field input {
  width: 100%;
  background: var(--ink-0);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 14px 16px;
  color: var(--fg);
  font-family: var(--mono);
  font-size: 14px;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus {
  outline: none;
  border-color: var(--phos);
  box-shadow: 0 0 0 3px rgba(109, 245, 138, .12);
}

.login-error {
  font-size: 12px;
  color: var(--crit);
  min-height: 18px;
  margin-bottom: 12px;
}

.btn-primary {
  width: 100%;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--phos);
  color: var(--ink-0);
  border: none;
  padding: 14px 20px;
  border-radius: 3px;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 2px;
  transition: transform .12s, box-shadow .12s, background .12s;
  box-shadow: 0 0 0 1px var(--phos-d), 0 6px 20px rgba(109, 245, 138, .25);
}
.btn-primary:hover { background: #82ff9c; transform: translateY(-1px); box-shadow: 0 0 0 1px var(--phos), 0 10px 24px rgba(109, 245, 138, .35); }
.btn-primary:active { transform: translateY(0); }

.lc-hint {
  margin-top: 20px;
  font-size: 11px;
  color: var(--fg-dim);
  text-align: center;
  border-top: 1px dashed var(--line);
  padding-top: 16px;
}

/* ======================================================== APP TOPBAR ======================================================== */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 28px;
  background: rgba(8, 10, 14, .85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.tb-left, .tb-right { display: flex; align-items: center; gap: 14px; }
.tb-nav-link { font-family: var(--mono); font-size: 11px; letter-spacing: 2px; color: var(--fg-mute); text-decoration: none; }
.tb-nav-link:hover { color: var(--phos); }
.tb-sep { color: var(--fg-dim); }
.crumbs { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.crumbs .crumb { color: var(--fg-mute); cursor: pointer; }
.crumbs .crumb:hover { color: var(--phos); }
.crumbs .crumb.current { color: var(--fg); }
.crumbs .sep { color: var(--fg-dim); }

.tb-user { font-size: 12px; color: var(--fg-mute); padding-right: 6px; border-right: 1px solid var(--line); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--fg);
  padding: 7px 12px;
  border-radius: 3px;
  font-size: 11px;
  letter-spacing: 1px;
  display: inline-flex; align-items: center; gap: 6px;
  transition: all .15s;
}
.btn-ghost:hover { border-color: var(--phos); color: var(--phos); }
.btn-ghost.danger:hover { border-color: var(--crit); color: var(--crit); }

.btn-solid {
  background: var(--phos);
  color: var(--ink-0);
  border: none;
  padding: 9px 16px;
  border-radius: 3px;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 1.5px;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-solid:hover { background: #82ff9c; }
.btn-solid.amber { background: var(--amber); }
.btn-solid.amber:hover { background: #ffc669; }
.btn-danger {
  background: var(--crit);
  color: #1a0306;
  border: none;
  padding: 9px 16px;
  border-radius: 3px;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 1.5px;
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
}
.btn-danger:hover { background: #ff7785; }
.sph-done { color: var(--phos); font-size: 11px; font-weight: 700; letter-spacing: 1.5px; align-self: center; }

/* ======================================================== ROUTE ROOT ======================================================== */
.route-root { padding: 28px; max-width: 1600px; margin: 0 auto; }

/* ==== topics list ==== */
.page-header {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 28px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.page-header h2 {
  font-family: var(--disp);
  font-weight: 500;
  font-size: 32px;
  letter-spacing: -.01em;
}
.page-header h2 small {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--phos);
  margin-bottom: 8px;
}
.page-header p { color: var(--fg-mute); font-size: 13px; margin-top: 6px; max-width: 600px; }

.topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.topic-card {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 22px;
  cursor: pointer;
  position: relative;
  transition: transform .15s, border-color .15s, background .15s;
  overflow: hidden;
}
.topic-card::before {
  content: '';
  position: absolute; top: 0; left: 0; width: 3px; height: 100%;
  background: var(--phos);
  transform: scaleY(0); transform-origin: top;
  transition: transform .2s ease;
}
.topic-card:hover {
  border-color: var(--line-2);
  background: var(--ink-2);
  transform: translateY(-2px);
}
.topic-card:hover::before { transform: scaleY(1); }

.topic-card .tag {
  font-size: 10px; letter-spacing: 2px;
  color: var(--phos);
  margin-bottom: 12px;
}
.topic-card h3 {
  font-family: var(--disp);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -.01em;
  margin-bottom: 8px;
  color: #eef2f7;
}
.topic-card p {
  font-size: 12px;
  color: var(--fg-mute);
  line-height: 1.6;
  margin-bottom: 18px;
  min-height: 36px;
}
.topic-card .tc-meta {
  display: flex; gap: 12px;
  font-size: 11px;
  color: var(--fg-dim);
  border-top: 1px dashed var(--line);
  padding-top: 12px;
}
.topic-card .tc-meta b {
  color: var(--fg);
  font-weight: 500;
}
.topic-card .tc-rating {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin: 2px 0 12px;
}
.topic-card .tc-unrated { font-family: var(--mono); font-size: 10px; letter-spacing: 1px; color: var(--fg-dim); }

/* knowledge-domains header stat strip */
.kd-stats { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 16px; font-size: 12px; color: var(--fg-mute); }
.kd-stats span { font-family: var(--mono); letter-spacing: 1px; }
.kd-stats b { color: var(--phos); font-weight: 700; }
.topic-card .tc-actions {
  position: absolute; top: 16px; right: 16px;
  display: flex; gap: 4px;
  opacity: 0;
  transition: opacity .2s;
}
.topic-card:hover .tc-actions { opacity: 1; }
.tc-actions button {
  background: var(--ink-3);
  border: 1px solid var(--line);
  color: var(--fg-mute);
  width: 26px; height: 26px;
  border-radius: 3px;
  display: inline-flex; align-items: center; justify-content: center;
}
.tc-actions button:hover { color: var(--phos); border-color: var(--phos); }
.tc-actions button.danger:hover { color: var(--crit); border-color: var(--crit); }

.empty-state {
  border: 2px dashed var(--line);
  padding: 60px 24px;
  text-align: center;
  border-radius: 4px;
  color: var(--fg-mute);
}
.empty-state h4 { font-family: var(--disp); color: var(--fg); font-size: 18px; margin-bottom: 8px; font-weight: 500; }
.empty-state p  { font-size: 13px; margin-bottom: 18px; }

/* "new topic" card */
.topic-card.new-card {
  background: transparent;
  border: 1.5px dashed var(--line-2);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 180px;
  color: var(--fg-mute);
}
.topic-card.new-card::before { display: none; }
.topic-card.new-card:hover { border-color: var(--phos); color: var(--phos); background: rgba(109,245,138,.03); }
.topic-card.new-card svg { width: 28px; height: 28px; margin-bottom: 12px; }
.topic-card.new-card .label { font-size: 12px; letter-spacing: 2px; }

/* ==== topic detail ==== */
.topic-detail-header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
.tdh-meta { font-size: 11px; color: var(--phos); letter-spacing: 2px; margin-bottom: 12px; }
.tdh-meta .tdh-back { color: var(--fg-mute); cursor: pointer; }
.tdh-meta .tdh-back:hover { color: var(--phos); }
.topic-detail-header h1 { font-family: var(--disp); font-weight: 500; font-size: 38px; letter-spacing: -.01em; margin-bottom: 10px; }
.topic-detail-header .tdh-desc { color: var(--fg-mute); max-width: 760px; line-height: 1.7; font-size: 13px; }
.tdh-actions { display: flex; gap: 8px; align-self: start; }

.item-tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.item-tab {
  background: transparent;
  border: none;
  padding: 12px 18px;
  color: var(--fg-mute);
  font-size: 12px;
  letter-spacing: 1.5px;
  position: relative;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.item-tab:hover { color: var(--fg); }
.item-tab.active { color: var(--phos); border-bottom-color: var(--phos); }
.item-tab .count {
  display: inline-block;
  margin-left: 8px;
  background: var(--ink-3);
  padding: 1px 7px;
  border-radius: 10px;
  font-size: 10px;
  color: var(--fg-mute);
}
.item-tab.active .count { background: rgba(109,245,138,.15); color: var(--phos); }

.item-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.item-card {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 18px;
  position: relative;
  transition: all .15s;
}
.item-card:hover { border-color: var(--line-2); }
.item-card .badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 10px; letter-spacing: 2px;
  padding: 3px 8px;
  border-radius: 2px;
  background: rgba(109,245,138,.1);
  color: var(--phos);
  margin-bottom: 12px;
}
.item-card .badge.quiz   { background: rgba(255,181,71,.1);  color: var(--amber); }
.item-card .badge.sim    { background: rgba(92,200,255,.1);  color: var(--blue); }
.item-card .badge.course { background: rgba(181,148,255,.1); color: var(--violet); }

.item-card h4 {
  font-family: var(--disp);
  font-weight: 500;
  font-size: 17px;
  margin-bottom: 6px;
}
.item-card p { font-size: 12px; color: var(--fg-mute); line-height: 1.6; min-height: 36px; }
.item-card .ic-actions {
  display: flex; gap: 6px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}
.item-card .ic-actions button {
  flex: 1;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--fg-mute);
  padding: 6px 8px;
  font-size: 10px;
  letter-spacing: 1.5px;
  border-radius: 2px;
  transition: all .15s;
}
.item-card .ic-actions button:hover { color: var(--phos); border-color: var(--phos); }
.item-card .ic-actions button.danger:hover { color: var(--crit); border-color: var(--crit); }

/* ======================================================== MODAL ======================================================== */
.modal-root {
  position: fixed; inset: 0;
  display: none;
  z-index: 100;
}
.modal-root.open { display: block; }

.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(4, 6, 9, .75);
  backdrop-filter: blur(6px);
}
.modal {
  position: relative;
  z-index: 1;
  max-width: 640px;
  width: calc(100% - 32px);
  margin: 5vh auto;
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}
.modal.wide  { max-width: 900px; }
.modal.full  { max-width: 1400px; max-height: 96vh; }

.modal-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
}
.modal-head h3 { font-family: var(--disp); font-weight: 500; font-size: 18px; }
.modal-head h3 small {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--phos);
  letter-spacing: 2px;
  margin-bottom: 4px;
}
.modal-close {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--fg-mute);
  width: 28px; height: 28px;
  border-radius: 3px;
  display: inline-flex; align-items: center; justify-content: center;
}
.modal-close:hover { border-color: var(--crit); color: var(--crit); }

.modal-body { padding: 24px; overflow-y: auto; flex: 1; }
.modal-foot {
  padding: 16px 24px;
  border-top: 1px solid var(--line);
  display: flex; gap: 8px; justify-content: flex-end;
}

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 10px;
  letter-spacing: 2.5px;
  color: var(--fg-mute);
  margin-bottom: 8px;
}
.form-group input[type=text],
.form-group input[type=number],
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--ink-0);
  border: 1px solid var(--line);
  color: var(--fg);
  padding: 11px 14px;
  border-radius: 3px;
  font-size: 13px;
  font-family: var(--mono);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--phos);
  box-shadow: 0 0 0 3px rgba(109,245,138,.08);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.radio-row { display: flex; gap: 8px; }
.radio-row label {
  flex: 1;
  border: 1px solid var(--line);
  padding: 14px;
  border-radius: 4px;
  cursor: pointer;
  transition: all .15s;
  margin: 0;
}
.radio-row label:hover { border-color: var(--fg-mute); }
.radio-row input { display: none; }
.radio-row input:checked + .rr-content {
  /* ::before sibling */
}
.radio-row label:has(input:checked) {
  border-color: var(--phos);
  background: rgba(109,245,138,.06);
}
.radio-row .rr-icon {
  display: block; margin-bottom: 8px;
  font-size: 16px; color: var(--phos);
}
.radio-row .rr-title { font-size: 13px; color: var(--fg); margin-bottom: 4px; letter-spacing: .5px;}
.radio-row .rr-sub  { font-size: 11px; color: var(--fg-mute); }

/* ======================================================== TOAST ======================================================== */
.toast {
  position: fixed; bottom: 24px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--phos);
  color: var(--fg);
  padding: 12px 18px;
  border-radius: 3px;
  font-size: 12px;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: all .25s ease;
  max-width: 380px;
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.error   { border-left-color: var(--crit); }
.toast.warn    { border-left-color: var(--amber); }
.toast .toast-tag {
  font-size: 10px; letter-spacing: 2px; color: var(--phos);
  margin-right: 8px;
}
.toast.error .toast-tag { color: var(--crit); }
.toast.warn  .toast-tag { color: var(--amber); }

/* ======================================================== SIMULATION PLAYER (HTML payload) ======================================================== */
.sim-play-header {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 24px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.sim-play-header h1 {
  font-family: var(--disp); font-weight: 500;
  font-size: 28px; letter-spacing: -.01em;
}
.sph-meta {
  display: flex; align-items: center; gap: 14px;
  font-size: 11px; color: var(--fg-mute); letter-spacing: 2px;
  margin-bottom: 8px;
}
.sph-back { color: var(--phos); cursor: pointer; }
.sph-back:hover { text-decoration: underline; }
.sph-difficulty {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 2px;
  font-size: 10px; letter-spacing: 2px;
  background: rgba(255,181,71,.12); color: var(--amber);
  border: 1px solid rgba(255,181,71,.3);
}
.sph-difficulty.beginner     { background: rgba(109,245,138,.12); color: var(--phos); border-color: rgba(109,245,138,.3); }
.sph-difficulty.intermediate { background: rgba(92,200,255,.12);  color: var(--blue); border-color: rgba(92,200,255,.3); }
.sph-difficulty.advanced     { background: rgba(255,181,71,.12);  color: var(--amber); border-color: rgba(255,181,71,.3); }
.sph-difficulty.expert       { background: rgba(255,93,108,.12);  color: var(--crit); border-color: rgba(255,93,108,.3); }
/* New difficulty enum: Beginner green, Intermediate blue, Hard orange, Insane red, God Like gold+fire. */
.sph-difficulty.hard         { background: rgba(224,166,74,.12);  color: #e0a64a;     border-color: rgba(224,166,74,.35); }
.sph-difficulty.insane       { background: rgba(255,77,77,.12);   color: #ff4d4d;     border-color: rgba(255,77,77,.35); }
/* God Like — molten gold with a pulsing fire glow. */
.sph-difficulty.godlike {
  color: #2a1500; font-weight: 800; border: 1px solid #ffd76a;
  background: linear-gradient(115deg, #ffe27a 0%, #ffb02e 35%, #ff7a18 55%, #ffcf40 80%, #ffe27a 100%);
  background-size: 220% 220%;
  text-shadow: 0 0 2px rgba(255,255,255,.45);
  animation: godlike-fire 1.5s ease-in-out infinite, godlike-shimmer 3.2s linear infinite;
}
@keyframes godlike-fire {
  0%, 100% { box-shadow: 0 0 4px rgba(255,170,50,.55), 0 0 8px rgba(255,90,20,.3); }
  50%      { box-shadow: 0 0 10px rgba(255,205,90,.95), 0 0 18px rgba(255,110,25,.7), 0 0 28px rgba(255,70,10,.4); }
}
@keyframes godlike-shimmer {
  0%   { background-position: 0% 50%; }
  100% { background-position: 220% 50%; }
}
@media (prefers-reduced-motion: reduce) {
  .sph-difficulty.godlike { animation: none; }
}

.sim-briefing {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: 4px;
  padding: 16px 20px;
  margin-bottom: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--fg);
}
.sb-tag {
  font-size: 10px; letter-spacing: 2px;
  color: var(--amber);
  margin-bottom: 8px;
}
.sb-content strong { color: var(--amber); }

.sim-frame-wrap {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 14px;
}
.sim-frame {
  width: 100%;
  height: calc(100vh - 280px);
  min-height: 600px;
  border: none;
  display: block;
  background: #0d1117;
}

.sim-debrief {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-left: 3px solid var(--phos);
  border-radius: 4px;
  padding: 14px 20px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--fg);
}
.sim-debrief summary {
  cursor: pointer;
  font-size: 11px; letter-spacing: 2px;
  color: var(--phos);
  user-select: none;
  padding: 4px 0;
  list-style: none;
}
.sim-debrief summary::-webkit-details-marker { display: none; }
.sim-debrief summary::before { content: '▸ '; }
.sim-debrief[open] summary::before { content: '▾ '; }
.sim-debrief .sd-content {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}
.sim-debrief .sd-content strong { color: var(--phos); }

.sim-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 16px;
  height: calc(96vh - 130px);
}
.sim-canvas-wrap {
  background:
    linear-gradient(135deg, #051018 0%, #07131c 100%);
  border: 1px solid var(--line);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.sim-canvas-toolbar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-2);
  background: rgba(0,0,0,.3);
  flex-wrap: wrap;
}
.sct-group { display: flex; gap: 4px; padding-right: 10px; border-right: 1px solid var(--line); }
.sct-group:last-child { border-right: none; }
.sct-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--fg-mute);
  padding: 5px 9px;
  font-size: 10px; letter-spacing: 1px;
  border-radius: 2px;
  display: inline-flex; align-items: center; gap: 5px;
}
.sct-btn:hover { color: var(--blue); border-color: var(--blue); }
.sct-btn.active { color: var(--blue); border-color: var(--blue); background: rgba(92,200,255,.08); }
.sct-btn.warn:hover { color: var(--amber); border-color: var(--amber); }
.sct-btn.danger:hover { color: var(--crit); border-color: var(--crit); }

.sct-info {
  margin-left: auto;
  font-size: 10px; color: var(--fg-dim); letter-spacing: 1.5px;
}

.sim-canvas-host {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: crosshair;
}

#sim-svg {
  width: 100%; height: 100%; display: block;
}

/* blueprint grid */
.blueprint-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(92, 200, 255, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92, 200, 255, .07) 1px, transparent 1px),
    linear-gradient(rgba(92, 200, 255, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92, 200, 255, .03) 1px, transparent 1px);
  background-size: 80px 80px, 80px 80px, 16px 16px, 16px 16px;
  pointer-events: none;
}

/* side panel */
.sim-panel {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.sp-head {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
}
.sp-head h4 {
  font-family: var(--disp); font-weight: 500; font-size: 14px;
}
.sp-head h4 small {
  display: block; font-family: var(--mono);
  color: var(--blue); font-size: 10px; letter-spacing: 2px; margin-bottom: 3px;
}
.sp-body {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
}

/* hotspot list (author mode) */
.hot-list { display: flex; flex-direction: column; gap: 8px; }
.hot-item {
  background: var(--ink-0);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 12px;
  cursor: pointer;
  transition: all .15s;
  position: relative;
}
.hot-item:hover { border-color: var(--line-2); }
.hot-item.selected { border-color: var(--amber); background: rgba(255,181,71,.04); }
.hot-item .hi-id {
  display: inline-block;
  font-size: 10px; letter-spacing: 2px;
  color: var(--amber);
  margin-bottom: 4px;
}
.hot-item .hi-title {
  font-size: 13px; color: var(--fg); margin-bottom: 4px;
}
.hot-item .hi-meta {
  font-size: 10px; color: var(--fg-dim);
}
.hot-item .hi-del {
  position: absolute; top: 8px; right: 8px;
  background: transparent; border: none; color: var(--fg-dim);
  font-size: 16px; line-height: 1;
}
.hot-item .hi-del:hover { color: var(--crit); }

/* play mode question card */
.q-card {
  background: var(--ink-0);
  border: 1px solid var(--amber);
  border-radius: 4px;
  padding: 18px;
  box-shadow: 0 0 0 1px rgba(255,181,71,.1);
}
.q-card .qc-tag {
  font-size: 10px; letter-spacing: 2px;
  color: var(--amber);
  margin-bottom: 10px;
}
.q-card h5 {
  font-family: var(--disp); font-weight: 500; font-size: 16px;
  line-height: 1.4; margin-bottom: 16px;
}
.q-card .answers { display: flex; flex-direction: column; gap: 6px; }
.q-card .answers button {
  background: var(--ink-1);
  border: 1px solid var(--line);
  color: var(--fg);
  padding: 11px 14px;
  border-radius: 3px;
  text-align: left;
  font-size: 12px;
  transition: all .15s;
  display: flex; align-items: center; gap: 10px;
}
.q-card .answers button:hover { border-color: var(--amber); background: rgba(255,181,71,.04); }
.q-card .answers button .letter {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  background: var(--ink-3);
  color: var(--fg-mute);
  font-weight: 700;
  border-radius: 2px;
  font-size: 11px;
}
.q-card .answers button.correct { border-color: var(--phos); background: rgba(109,245,138,.08); color: var(--phos); }
.q-card .answers button.correct .letter { background: var(--phos); color: var(--ink-0); }
.q-card .answers button.wrong  { border-color: var(--crit); background: rgba(255,93,108,.08); color: var(--crit); }
.q-card .answers button.wrong .letter { background: var(--crit); color: white; }
.q-card .answers button:disabled { cursor: not-allowed; opacity: .9; }

.q-card .qc-explanation {
  margin-top: 14px;
  padding: 12px;
  background: var(--ink-2);
  border-left: 2px solid var(--phos);
  font-size: 12px;
  color: var(--fg-mute);
  line-height: 1.6;
}
.q-card .qc-explanation b { color: var(--phos); display: block; margin-bottom: 4px; font-size: 10px; letter-spacing: 2px; }

/* play mode progress */
.play-progress {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 11px; color: var(--fg-mute); letter-spacing: 1px;
}
.play-progress .pp-bar {
  flex: 1; height: 4px; background: var(--ink-3); border-radius: 2px; overflow: hidden;
}
.play-progress .pp-bar > div { height: 100%; background: var(--phos); transition: width .25s ease; }
.play-progress .pp-score { color: var(--phos); font-weight: 700; }

.play-finish {
  text-align: center; padding: 40px 24px;
}
.play-finish .pf-score {
  font-family: var(--disp);
  font-size: 64px;
  color: var(--phos);
  font-weight: 500;
  letter-spacing: -.02em;
  line-height: 1;
}
.play-finish .pf-sub { color: var(--fg-mute); font-size: 12px; letter-spacing: 2px; margin-top: 8px; }
.play-finish h4 { font-family: var(--disp); font-weight: 500; margin: 20px 0 8px; font-size: 18px; }
.play-finish p  { color: var(--fg-mute); font-size: 12px; }

/* hotspot pulse */
.hot-marker {
  cursor: pointer;
  transition: transform .15s;
}
.hot-marker:hover { transform: scale(1.1); transform-origin: center; }
.hot-marker.solved { opacity: .35; }

/* question editor inside modal */
.answer-row {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 8px;
  margin-bottom: 8px;
}
.answer-row input[type=text] {
  background: var(--ink-0); border: 1px solid var(--line); color: var(--fg);
  padding: 9px 12px; border-radius: 3px; font-size: 12px; font-family: var(--mono);
  width: 100%;
}
.answer-row .correct-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px;
  border: 1px solid var(--line);
  border-radius: 3px;
  cursor: pointer;
}
.answer-row .correct-mark input { display: none; }
.answer-row .correct-mark:has(input:checked) { background: var(--phos); border-color: var(--phos); color: var(--ink-0); }
.answer-row .letter-pill {
  width: 24px; height: 24px;
  background: var(--ink-3); color: var(--fg-mute);
  border-radius: 2px; display: inline-flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
}

/* shape primitives in blueprint */
.bp-wall { stroke: var(--blue); stroke-width: 2; fill: none; opacity: .85; }
.bp-wall-thick { stroke: var(--blue); stroke-width: 4; fill: none; }
.bp-door { stroke: var(--blue); stroke-width: 2; fill: none; opacity: .7; }
.bp-room-label {
  fill: var(--blue);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 2px;
  opacity: .6;
}
.bp-furn { stroke: var(--blue); stroke-width: 1.5; fill: rgba(92,200,255,.05); opacity: .7; }

/* compass */
.bp-compass {
  position: absolute; top: 18px; right: 18px;
  width: 60px; height: 60px;
  pointer-events: none;
  opacity: .6;
}

/* legend */
.bp-legend {
  position: absolute; bottom: 14px; left: 14px;
  background: rgba(0,0,0,.5);
  border: 1px solid var(--line-2);
  border-radius: 3px;
  padding: 8px 12px;
  font-size: 10px; color: var(--fg-mute);
  letter-spacing: 1px;
  display: flex; gap: 14px;
}
.bp-legend .lg { display: flex; align-items: center; gap: 6px; }
.bp-legend .lg-dot { width: 10px; height: 10px; border-radius: 50%; }

/* quiz preview / play */
.quiz-play {
  max-width: 760px; margin: 0 auto;
}
.quiz-play .qp-progress {
  font-size: 11px; color: var(--fg-mute); letter-spacing: 2px;
  margin-bottom: 16px;
  display: flex; justify-content: space-between;
}
.quiz-play .qp-progress span:last-child { color: var(--phos); }

/* course play */
.course-play {
  max-width: 800px; margin: 0 auto;
  background: var(--ink-1); border: 1px solid var(--line); border-radius: 4px;
  padding: 36px 40px;
}
.course-play h2 { font-family: var(--disp); font-weight: 500; font-size: 28px; margin-bottom: 14px; letter-spacing: -.01em;}
.course-play .meta { font-size: 11px; color: var(--phos); letter-spacing: 2px; margin-bottom: 22px; }
.course-play .content {
  font-family: var(--disp);
  font-size: 15px;
  line-height: 1.75;
  color: var(--fg);
  white-space: pre-wrap;
}

/* import dialog */
.import-mode { display: flex; gap: 10px; margin-top: 6px; }
.import-mode label { flex: 1; }

/* ======================================================== DASHBOARD ======================================================== */
.dash-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}
.dash-stat {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
}
.dash-stat::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--phos); opacity: .5;
}
.dash-stat .ds-tag { font-size: 10px; letter-spacing: 2px; color: var(--fg-mute); margin-bottom: 10px; }
.dash-stat .ds-val { font-family: var(--disp); font-weight: 500; font-size: 34px; letter-spacing: -.02em; line-height: 1; color: #eef2f7; }
.dash-stat .ds-sub { font-size: 11px; color: var(--fg-dim); margin-top: 8px; }

.dash-cols {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
@media (max-width: 900px) { .dash-cols { grid-template-columns: 1fr; } }

.dash-charts { display: flex; flex-direction: column; gap: 16px; }

.dash-panel {
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 18px 20px;
}
.dash-panel .dp-head {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 10px; letter-spacing: 2px; color: var(--phos);
  margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--line);
}
.dash-panel .dp-head .dp-hint { color: var(--fg-mute); letter-spacing: 1px; }
.dash-chart { width: 100%; }
.dash-empty-chart { color: var(--fg-dim); font-size: 12px; padding: 26px 0; text-align: center; }

.dash-break .dash-break-row { margin-bottom: 16px; }
.dash-break .dash-break-row:last-child { margin-bottom: 0; }
.dbr-top { display: flex; justify-content: space-between; font-size: 12px; color: var(--fg); margin-bottom: 7px; }
.dbr-top .dbr-num { color: var(--fg-mute); font-weight: 700; font-family: var(--disp); }
.dbr-bar { height: 8px; background: var(--ink-0); border: 1px solid var(--line); border-radius: 2px; overflow: hidden; }
.dbr-fill { height: 100%; transition: width .4s ease; }

.dash-feed .dash-act {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(31, 41, 51, .6);
}
.dash-feed .dash-act:last-child { border-bottom: none; }
.dash-act .da-main { min-width: 0; }
.dash-act .da-title { font-size: 13px; color: var(--fg); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dash-act .da-meta { font-size: 10.5px; color: var(--fg-dim); margin-top: 3px; letter-spacing: .5px; }
.dash-act .da-points { font-family: var(--disp); font-weight: 600; font-size: 15px; color: var(--phos); }
.dash-act .da-delta { font-size: 10px; font-weight: 700; letter-spacing: 1px; padding: 3px 8px; border-radius: 2px; white-space: nowrap; }
.dash-act .da-delta.up    { color: var(--phos);  background: rgba(109,245,138,.12); }
.dash-act .da-delta.down  { color: var(--crit);  background: rgba(255,93,108,.12); }
.dash-act .da-delta.flat  { color: var(--fg-mute); background: rgba(110,124,141,.12); }
.dash-act .da-delta.first { color: var(--amber); background: rgba(255,181,71,.12); }

/* small badge reuse for the activity feed */
.dash-act .badge { font-size: 9px; letter-spacing: 1.5px; padding: 4px 7px; border-radius: 2px; font-weight: 700; }
.dash-act .badge.quiz   { background: rgba(255,181,71,.1);  color: var(--amber); }
.dash-act .badge.sim    { background: rgba(92,200,255,.1);  color: var(--blue); }
.dash-act .badge.course { background: rgba(181,148,255,.1); color: var(--violet); }

/* ===================================================================== */
/*  COMMUNITY RATINGS — stars, difficulty votes, rate widget             */
/* ===================================================================== */

/* read-only star row */
.stars-display { display: inline-flex; align-items: center; gap: 2px; }
.stars-display .star { color: var(--ink-4); font-size: 13px; line-height: 1; }
.stars-display .star.on { color: var(--amber); }
.stars-display .stars-count {
  margin-left: 8px; font-family: var(--mono);
  font-size: 10px; letter-spacing: 1px; color: var(--fg-mute);
}

/* most-voted community difficulty chip */
.comm-diff {
  display: inline-block; padding: 2px 8px; border-radius: 2px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px; font-weight: 700;
  background: rgba(255,181,71,.12); color: var(--amber); border: 1px solid rgba(255,181,71,.3);
}
.comm-diff.easy         { background: rgba(109,245,138,.12); color: var(--phos);  border-color: rgba(109,245,138,.3); }
.comm-diff.intermediate { background: rgba(92,200,255,.12);  color: var(--blue);  border-color: rgba(92,200,255,.3); }
.comm-diff.hard         { background: rgba(255,181,71,.12);  color: var(--amber); border-color: rgba(255,181,71,.3); }
.comm-diff.insane       { background: rgba(255,93,108,.12);  color: var(--crit);  border-color: rgba(255,93,108,.3); }

/* rating row on item cards */
.ic-rating {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin: 4px 0 12px;
}

/* "at the start" summary bar inside a player header */
.rating-summary {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-top: 10px;
}
.rating-summary .rs-label {
  font-family: var(--mono); font-size: 9px; letter-spacing: 2px; color: var(--fg-dim);
}

/* interactive rate widget (quiz results + exit modal) */
.rate-widget {
  margin-top: 18px; padding: 20px;
  background: var(--ink-1); border: 1px solid var(--line);
  border-top: 2px solid var(--amber); border-radius: 4px;
  text-align: center;
}
.rate-widget .rw-label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
  color: var(--fg-mute); margin: 4px 0 8px;
}
.rw-stars { display: flex; justify-content: center; gap: 6px; margin-bottom: 14px; }
.rw-star {
  font-size: 30px; line-height: 1; cursor: pointer; color: var(--ink-4);
  transition: color .12s, transform .08s;
}
.rw-star:hover { transform: scale(1.15); }
.rw-star.on { color: var(--amber); }

.rw-diffs { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.rw-diff {
  padding: 6px 12px; border-radius: 2px; cursor: pointer;
  font-family: var(--mono); font-size: 10px; letter-spacing: 2px; font-weight: 700;
  background: transparent; color: var(--fg-mute); border: 1px solid var(--line-2);
  transition: all .12s;
}
.rw-diff:hover { color: var(--fg); border-color: var(--fg-dim); }
.rw-diff.easy.active         { background: rgba(109,245,138,.15); color: var(--phos);  border-color: var(--phos); }
.rw-diff.intermediate.active { background: rgba(92,200,255,.15);  color: var(--blue);  border-color: var(--blue); }
.rw-diff.hard.active         { background: rgba(255,181,71,.15);  color: var(--amber); border-color: var(--amber); }
.rw-diff.insane.active       { background: rgba(255,93,108,.15);  color: var(--crit);  border-color: var(--crit); }

.rw-actions { display: flex; justify-content: center; gap: 8px; }
.rw-actions .btn-solid:disabled { opacity: .4; cursor: not-allowed; }
.rw-hint { margin-top: 10px; font-family: var(--mono); font-size: 10px; letter-spacing: 1px; color: var(--fg-dim); }

/* inline "exercise complete — rate it" panel (sims / courses on exit) */
.rate-end { max-width: 560px; margin: 40px auto; text-align: center; }
.rate-end-tag { font-family: var(--mono); font-size: 11px; letter-spacing: 2px; color: var(--phos); }
.rate-end h2 { font-family: var(--disp); font-weight: 500; font-size: 26px; margin: 6px 0 18px; }
.rate-end-thanks { color: var(--fg-mute); font-size: 14px; margin-bottom: 14px; }
.rate-end .rating-summary { justify-content: center; }

.pf-rated {
  margin-top: 18px; padding: 16px;
  background: var(--ink-1); border: 1px solid var(--line); border-radius: 4px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}

/* =====================================================================
   AUTH (login / register / reset)  — used on /login (with exam.css)
   ===================================================================== */
.auth-brand { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 18px; color: var(--fg); font-family: var(--disp); font-weight: 600; letter-spacing: .04em; font-size: 14px; }
.auth-logo { height: 34px; width: auto; border-radius: 6px; }
.auth-brand-accent { color: var(--phos); }
.auth-tabs { display: flex; gap: 4px; background: var(--ink-0); border: 1px solid var(--line); border-radius: 6px; padding: 4px; margin-bottom: 22px; }
.auth-tab { flex: 1; padding: 9px 0; background: transparent; border: 0; border-radius: 4px; cursor: pointer;
  font-family: var(--mono); font-size: 11px; letter-spacing: 2px; color: var(--fg-mute); }
.auth-tab.on { background: var(--ink-2); color: var(--phos); }
.auth-card .auth-input { letter-spacing: normal; text-align: center; }
.auth-card .auth-up { text-transform: uppercase; }
.auth-link { color: var(--phos); cursor: pointer; }
.auth-warn { font-size: 11px; color: var(--amber); line-height: 1.6; margin: 14px 0 18px; text-align: left; }

.cred-out { display: flex; flex-direction: column; gap: 10px; margin: 6px 0 4px; }
.cred-row { display: flex; flex-direction: column; gap: 4px; text-align: left; }
.cred-label { font-family: var(--mono); font-size: 10px; letter-spacing: 2px; color: var(--fg-mute); }
.cred-vwrap { display: flex; align-items: stretch; gap: 6px; }
.cred-val { flex: 1; padding: 10px 12px; background: var(--ink-0); border: 1px solid var(--line-2); border-radius: 4px;
  color: var(--fg); font-family: var(--mono); font-size: 14px; word-break: break-all; }
.cred-val.mono { color: var(--phos); letter-spacing: 1px; }
.cred-copy { padding: 0 12px; background: var(--phos); color: #04140a; border: 0; border-radius: 4px; cursor: pointer;
  font-family: var(--mono); font-size: 10px; letter-spacing: 1px; font-weight: 700; }
.cred-copy:hover { background: #82ff9c; }

/* =====================================================================
   DASHBOARD  (/dashboard)
   ===================================================================== */
.dash-wrap { max-width: 1320px; margin: 0 auto; padding: 32px 24px 60px; }
.dash-tabs { display: flex; gap: 6px; margin-bottom: 26px; }
.dash-tab { padding: 9px 18px; background: var(--ink-1); border: 1px solid var(--line); border-radius: 4px; cursor: pointer;
  font-family: var(--mono); font-size: 11px; letter-spacing: 2px; color: var(--fg-mute); }
.dash-tab.on { border-color: var(--phos); color: var(--phos); }
/* ENCRYPTED teaser tab — services neon-cyan + pulse (future module) */
.dash-tab.enc-tab { color: #00f0ff; border-color: rgba(0,240,255,.5); background: rgba(0,240,255,.06); animation: encPulse 1.8s ease-in-out infinite; }
.dash-tab.enc-tab:hover { border-color: #00f0ff; }
.dash-tab.enc-tab.on { color: #00f0ff; border-color: #00f0ff; box-shadow: 0 0 14px rgba(0,240,255,.4); animation: none; }
@keyframes encPulse { 0%,100% { box-shadow: 0 0 0 rgba(0,240,255,0); border-color: rgba(0,240,255,.35); } 50% { box-shadow: 0 0 16px rgba(0,240,255,.55); border-color: #00f0ff; } }
.enc-soon { text-align: center; padding: 70px 24px; border: 1px solid rgba(0,240,255,.3); border-radius: 8px; background: radial-gradient(ellipse at top, rgba(0,240,255,.06), transparent 70%); }
.enc-soon-badge { display: inline-block; font-family: var(--mono); font-size: 12px; letter-spacing: 4px; color: #00f0ff; border: 1px solid #00f0ff; border-radius: 4px; padding: 6px 14px; margin-bottom: 18px; box-shadow: 0 0 16px rgba(0,240,255,.35); }
.enc-soon h2 { color: var(--fg); font-size: 26px; margin-bottom: 10px; }
.enc-soon p { color: var(--fg-mute); max-width: 560px; margin: 0 auto; line-height: 1.7; font-size: 13px; }
.enc-soon-tag { margin-top: 22px; font-family: var(--mono); font-size: 11px; letter-spacing: 3px; color: #00f0ff; animation: encPulse 1.8s ease-in-out infinite; display: inline-block; padding: 6px 12px; border-radius: 4px; }
/* Certification Programs (main learn page) */
.cert-prog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; margin: 4px 0 30px; }
.cert-prog-card { display: flex; flex-direction: column; gap: 8px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 8px; background: var(--ink-1); text-decoration: none; color: inherit; transition: border-color .12s, transform .12s; }
.cert-prog-card:hover { border-color: var(--phos); transform: translateY(-2px); }
.cert-prog-card.passed { border-color: var(--phos); }
.cpc-title { font-weight: 700; color: var(--fg); font-size: 15px; }
.cpc-blurb { color: var(--fg-mute); font-size: 12px; line-height: 1.6; flex: 1; }
.cpc-foot { font-family: var(--mono); font-size: 11px; letter-spacing: 1.5px; color: var(--phos); }

.dash-hero { display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; align-items: center;
  background: var(--ink-1); border: 1px solid var(--line); border-top: 3px solid var(--phos); border-radius: 6px; padding: 26px 28px; }
.dash-id-tag { font-family: var(--mono); font-size: 10px; letter-spacing: 3px; color: var(--phos); }
.dash-id-name { font-family: var(--disp); font-size: 30px; font-weight: 600; letter-spacing: -.01em; margin: 4px 0; }
.dash-id-sub { font-family: var(--mono); font-size: 12px; color: var(--fg-mute); }
.dash-id-sub b { color: var(--fg); letter-spacing: 1px; }
.dash-score { text-align: right; min-width: 160px; }
.ds-num { font-family: var(--disp); font-size: 46px; font-weight: 700; color: var(--phos); line-height: 1; }
.ds-lab { font-family: var(--mono); font-size: 10px; letter-spacing: 2px; color: var(--fg-mute); margin-top: 4px; }
.ds-status { margin-top: 10px; display: inline-block; padding: 4px 12px; background: var(--ink-3); border-radius: 20px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 1px; color: var(--amber); }
.ds-rank { font-family: var(--mono); font-size: 11px; color: var(--fg-mute); margin-top: 8px; }

.dash-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 18px; }
.stat-card { background: var(--ink-1); border: 1px solid var(--line); border-radius: 6px; padding: 20px; text-align: center; }
.sc-ico { font-family: var(--mono); font-size: 18px; color: var(--phos); opacity: .8; }
.sc-num { font-family: var(--disp); font-size: 34px; font-weight: 700; margin: 6px 0 2px; }
.sc-lab { font-family: var(--mono); font-size: 10px; letter-spacing: 1.5px; color: var(--fg-mute); text-transform: uppercase; }

.dash-perf { margin-top: 24px; background: var(--ink-1); border: 1px solid var(--line); border-radius: 6px; padding: 22px 24px; }
.dp-tag { font-family: var(--mono); font-size: 11px; letter-spacing: 3px; color: var(--phos); margin-bottom: 16px; }
.perf-bar { display: flex; height: 16px; background: var(--ink-0); border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.perf-bar span { display: block; height: 100%; }
.pb-a { background: var(--phos); } .pb-b { background: var(--blue); } .pb-c { background: var(--violet); } .pb-d { background: var(--amber); }
.perf-legend { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 14px; font-family: var(--mono); font-size: 11px; color: var(--fg-mute); }
.perf-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }

.leaderboard { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 12px; }
.leaderboard th { text-align: left; padding: 10px 12px; color: var(--fg-mute); font-size: 10px; letter-spacing: 1.5px; border-bottom: 1px solid var(--line); }
.leaderboard td { padding: 11px 12px; border-bottom: 1px solid var(--line); color: var(--fg); }
.leaderboard .lb-num, .leaderboard .lb-score { text-align: right; }
.leaderboard .lb-rank { color: var(--fg-mute); }
.leaderboard .lb-id { letter-spacing: 1px; }
.leaderboard .lb-score { color: var(--phos); font-weight: 700; }
.leaderboard .lb-status { color: var(--amber); }
.leaderboard tr.is-you td { background: rgba(109,245,138,.06); }
.lb-youtag { margin-left: 8px; padding: 1px 6px; background: var(--phos); color: #04140a; border-radius: 10px; font-size: 9px; letter-spacing: 1px; }
.co-loading { padding: 60px; text-align: center; color: var(--fg-mute); font-family: var(--mono); }

@media (max-width: 720px) {
  .dash-stats { grid-template-columns: repeat(2, 1fr); }
  .dash-score { text-align: left; }
}

/* dashboard notifications */
.notif-panel { margin-bottom: 18px; background: var(--ink-1); border: 1px solid var(--line); border-radius: 6px; padding: 18px 20px; }
.notif { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  padding: 14px 16px; margin-top: 12px; background: var(--ink-2); border: 1px solid var(--line); border-radius: 6px; }
.notif.unread { border-left: 3px solid var(--phos); }
.notif-main { min-width: 220px; flex: 1; }
.notif-title { font-family: var(--mono); font-size: 12px; letter-spacing: 1px; color: var(--fg); display: flex; align-items: center; gap: 8px; }
.notif-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--phos); box-shadow: 0 0 8px var(--phos); }
.notif-msg { color: var(--fg-mute); font-size: 13px; margin-top: 4px; }
.notif-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.notif-code { font-family: var(--mono); font-size: 13px; letter-spacing: 1px; color: var(--phos); background: var(--ink-0); border: 1px solid var(--line-2); border-radius: 4px; padding: 8px 12px; }
.notif-copy, .notif-go { padding: 8px 12px; font-size: 11px; }

/* training: filter bar + solved counts */
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 4px; }
.flt-input { background: var(--ink-1); border: 1px solid var(--line-2); border-radius: 6px; color: var(--fg);
  font-family: var(--mono); font-size: 13px; padding: 9px 12px; }
.flt-input:focus { outline: none; border-color: var(--phos); }
input.flt-input { flex: 1; min-width: 200px; }
.ic-count { font-family: var(--mono); font-size: 11px; color: var(--fg-mute); margin: 4px 0 0; }

/* profile page */
.pf-wrap { max-width: 720px; margin: 0 auto; padding: 32px 24px 60px; }
.pf-card { background: var(--ink-1); border: 1px solid var(--line); border-radius: 8px; padding: 8px 22px; margin-bottom: 26px; }
.pf-row { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 13px; }
.pf-row:last-child { border-bottom: 0; }
.pf-k { color: var(--fg-mute); letter-spacing: 1px; font-size: 11px; text-transform: uppercase; }
.pf-v { color: var(--fg); }
.pf-danger { background: var(--ink-1); border: 1px solid var(--crit); border-radius: 8px; padding: 24px; }
.pf-danger-tag { font-family: var(--mono); font-size: 11px; letter-spacing: 3px; color: var(--crit); }
.pf-danger h3 { font-family: var(--disp); font-size: 20px; margin: 8px 0 10px; }
.pf-warn { color: var(--amber); font-size: 13px; line-height: 1.7; margin: 0 0 18px; }
.pf-del-form label { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: 2px; color: var(--fg-mute); margin: 0 0 6px; }
.pf-input { width: 100%; box-sizing: border-box; padding: 11px 13px; margin-bottom: 14px; background: var(--ink-0); color: var(--fg);
  border: 1px solid var(--line-2); border-radius: 4px; font-family: var(--mono); font-size: 14px; }
.pf-input:focus { outline: none; border-color: var(--crit); }
.pf-err { min-height: 16px; }
.btn-solid.pf-del { background: var(--crit); color: #1a0306; }
.btn-solid.pf-del:hover { background: #ff7785; }
.btn-solid.pf-del:disabled { opacity: .5; cursor: not-allowed; }

/* patch notes / information */
.pn-wrap { max-width: 760px; margin: 0 auto; padding: 0 0 50px; }
.pn-entry { background: var(--ink-1); border: 1px solid var(--line); border-left: 3px solid var(--phos); border-radius: 8px; padding: 22px 24px; margin-bottom: 18px; }
.pn-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.pn-ver { font-family: var(--mono); font-size: 12px; color: var(--phos); background: var(--ink-3); padding: 2px 9px; border-radius: 10px; }
.pn-title { font-family: var(--disp); font-size: 19px; font-weight: 600; }
.pn-date { font-family: var(--mono); font-size: 11px; color: var(--fg-mute); margin-left: auto; }
.pn-sec { margin-top: 12px; }
.pn-sec-h { font-family: var(--mono); font-size: 11px; letter-spacing: 1px; color: var(--blue); margin-bottom: 4px; }
.pn-sec-h.perf { color: var(--amber); } .pn-sec-h.sug { color: var(--phos); } .pn-sec-h.thx { color: var(--violet); }
.pn-sec ul { margin: 0 0 0 18px; }
.pn-sec li { font-size: 13.5px; line-height: 1.7; color: var(--fg); }

/* badges */
.badges-card { background: var(--ink-1); border: 1px solid var(--line); border-radius: 8px; padding: 18px 22px; margin-bottom: 26px; }
.badges-tag, .dp-tag { font-family: var(--mono); font-size: 11px; letter-spacing: 3px; color: var(--phos); }
.badges-tag { margin-bottom: 14px; }
.badge-grid { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 14px; }
.badge { display: flex; align-items: center; gap: 12px; background: var(--ink-2); border: 1px solid var(--line-2); border-radius: 28px; padding: 10px 20px 10px 14px; }
.badge-ic { font-size: 30px; line-height: 1; }
.badge-ic img { width: 34px !important; height: 34px !important; }
.badge-nm { font-family: var(--mono); font-size: 14px; color: var(--fg); letter-spacing: .5px; }
.badges-empty { color: var(--fg-mute); font-size: 13px; margin: 6px 0 0; }

/* content tier tags */
.tier-tag { display: inline-block; margin-left: 6px; padding: 2px 8px; border-radius: 10px; font-family: var(--mono);
  font-size: 9px; letter-spacing: 1px; font-weight: 700; vertical-align: middle; }
.tier-tag.premium { background: rgba(255,181,71,.16); color: var(--amber); border: 1px solid var(--amber-d); }
.tier-tag.beta { background: rgba(92,200,255,.14); color: var(--blue); border: 1px solid #2f6f99; }

/* Hellfire Tournament */
.hf-card { background: var(--ink-1); border: 1px solid var(--line); border-left: 3px solid var(--crit); border-radius: 8px; padding: 22px 24px; margin-bottom: 18px; max-width: 760px; }
.hf-card.disabled { text-align: center; border-left-color: var(--amber); }
.hf-big { font-size: 40px; }
.hf-card h3 { font-family: var(--disp); font-size: 20px; margin: 8px 0 8px; }
.hf-stand { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.hf-k { font-family: var(--mono); font-size: 10px; letter-spacing: 2px; color: var(--fg-mute); }
.hf-status { font-family: var(--disp); font-size: 18px; font-weight: 600; margin-top: 4px; }
.hf-pts { font-family: var(--disp); font-size: 34px; font-weight: 700; color: var(--crit); line-height: 1; }
.hf-apply { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.hf-note { color: var(--fg-mute); font-size: 13px; line-height: 1.7; margin: 0 0 8px; }
.hf-rules { margin: 8px 0 0 18px; }
.hf-rules li { font-size: 13.5px; line-height: 1.8; color: var(--fg); }
.hf-pill { display:inline-block; margin-left:10px; padding:2px 9px; border-radius:10px; background:rgba(255,93,108,.14); color:var(--crit); border:1px solid #7a2630; font-family:var(--mono); font-size:9px; letter-spacing:1px; font-weight:700; vertical-align:middle; }

/* Hellfire matches */
.hf-match { display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap; padding:12px 0; border-top:1px solid var(--line); font-size:13.5px; }
.hf-match:first-of-type { border-top:0; }
.hf-match-act { display:flex; gap:8px; }
.hf-top { display:flex; justify-content:space-between; align-items:center; max-width:760px; margin:0 auto 14px; font-family:var(--mono); font-size:13px; color:var(--fg-mute); }
.hf-timer { font-family:var(--mono); font-size:20px; color:var(--blue); letter-spacing:1px; }
.hf-fmsg { }
.hf-card .leaderboard { margin-top:8px; }
.hf-card .q-card { margin-top:12px; }

/* ========================================================================
   RESPONSIVE (Batch E) — fit/stretch the main app on tablet & phone widths.
   Card grids already use auto-fill minmax(), so they collapse on their own;
   these rules fix the fixed-column layouts, the top bar, spacing and tables.
   ======================================================================== */
@media (max-width: 900px) {
  .route-root { padding: 20px; }
  .topic-detail-header { grid-template-columns: 1fr; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .dash-wrap { padding: 24px 16px 50px; }
}
@media (max-width: 640px) {
  .topbar { flex-wrap: wrap; height: auto; padding: 10px 14px; gap: 8px; }
  .tb-left, .tb-right { gap: 8px; flex-wrap: wrap; }
  .tb-right { width: 100%; }
  .brand-text { font-size: 13px; }
  .crumbs { font-size: 11px; }
  .route-root { padding: 14px; }
  .page-header h2 { font-size: 22px; }
  .dash-stats { grid-template-columns: 1fr 1fr; }
  .dash-wrap { padding: 18px 12px 44px; }
  .pf-wrap, .pn-wrap, .pn-list { padding-left: 14px; padding-right: 14px; }
  .hf-card, .badges-card, .notif-panel, .pf-card { padding: 16px; }
  .auth-tabs { flex-wrap: wrap; }
  .leaderboard { font-size: 11px; }
  .leaderboard th, .leaderboard td { padding: 7px 8px; }
  .modal { max-width: 94vw; }
  /* let any wide table scroll inside its card rather than overflow the page */
  .hf-card, .dash-section, .badges-card { overflow-x: auto; }
  .notif { flex-direction: column; align-items: flex-start; }
}

/* ========================================================================
   NEON THEME LAYER (HackForge aesthetic) — neon green / cyan, glow & glass.
   Appended last so it overrides the base look across every user page.
   ======================================================================== */
/* Glowing neon accents on headings, brand and links */
a:hover { text-shadow: 0 0 8px rgba(0,255,159,.6); }
.brand-text, .page-header h1, .page-header h2, h1.neon, .dp-tag, .hf-status {
  text-shadow: 0 0 12px rgba(0,255,159,.35);
}
.page-header small, .dp-tag { color: var(--phos); }

/* Buttons — rounded, neon glow on hover */
.btn-primary, .btn-solid, .btn-ghost, .btn-danger, .btn { border-radius: 12px !important; transition: all .18s cubic-bezier(.4,0,.2,1); }
.btn-primary:hover, .btn-solid:hover { box-shadow: 0 0 0 1px var(--phos), 0 0 18px rgba(0,255,159,.45); }
.btn-ghost:hover { box-shadow: 0 0 14px rgba(0,255,159,.25); }

/* Inputs — neon focus ring */
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--phos) !important; box-shadow: 0 0 0 1px var(--phos), 0 0 14px rgba(0,255,159,.2); }

/* Cards / panels — rounder corners, subtle neon edge + lift on hover */
.card, .co-card, .dash-card, .dash-section, .hf-card, .stat-card, .badges-card, .panel, .notif, .modal {
  border-radius: 18px;
}
.card:hover, .co-card:hover, .dash-card:hover, .stat-card:hover {
  border-color: rgba(0,255,159,.4);
  box-shadow: 0 16px 28px -10px rgba(0,0,0,.6), 0 0 22px rgba(0,255,159,.08);
}

/* Cyan as the cool secondary accent for selected/active chrome */
.auth-tab.on, .tab.on, .nav-link.active { border-color: var(--cyan); }

/* Neon scrollbar */
::-webkit-scrollbar-thumb { background: linear-gradient(var(--phos-d), #0b8f5e); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--phos); }

/* Brand dot keeps its glow on the brighter green */
.brand-text::before, .brand-dot { box-shadow: 0 0 12px var(--phos), 0 0 4px var(--phos); }

/* ---- structural redesign: HackForge layout language across all pages ---- */
/* Big, bold, tight page headers + muted subtitle (template's hero headings) */
.page-header h1 { font-size: clamp(30px, 4vw, 46px); font-weight: 800; letter-spacing: -.03em; line-height: 1.05; }
.page-header h2 { font-size: clamp(22px, 3vw, 30px); font-weight: 800; letter-spacing: -.02em; }
.page-header p, .page-header .sub { color: var(--fg-mute); }

/* Tiny mono section labels (// THIS / // THAT) — template's tracked caps */
.dp-tag, .dash-id-tag, .sb-tag, .qc-tag { font-family: var(--mono); font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: var(--phos); }

/* Cards adopt the template's near-black fill + hairline border + generous radius */
.card, .co-card, .dash-card, .dash-section, .hf-card, .stat-card, .badges-card, .notif-panel, .topic-card, .empty-state {
  background: #0a0d0c; border: 1px solid var(--line); border-radius: 22px;
}
.card, .co-card, .dash-card { padding: 22px; }

/* Inputs / selects → dark rounded pills */
input, textarea, select, .flt-input {
  background: #0f1513; border: 1px solid var(--line-2); border-radius: 12px; color: var(--fg); padding: 9px 13px;
}
textarea { border-radius: 14px; }

/* Pills & chips */
.hf-pill, .tier-tag, .qc-tag, .tdh-meta span, .sph-meta span { border-radius: 999px; }

/* Tabs → template tab bar (rounded top, neon active) */
.auth-tabs, .tabs { gap: 4px; }
.auth-tab, .tab { border-radius: 12px 12px 0 0; transition: all .18s ease; }
.auth-tab.on, .tab.on { background: rgba(0,255,159,.10); color: var(--phos); border-bottom: 2px solid var(--phos); }

/* Tables → rounded container, dark header row, neon hover (leaderboards, lists) */
table.leaderboard, .badges-card table, .dash-section table { border-collapse: separate; border-spacing: 0; width: 100%; }
.leaderboard thead th { background: #0f1513; color: var(--fg-mute); font-weight: 500; font-size: 11px; letter-spacing: 1px; text-transform: uppercase; padding: 12px 10px; }
.leaderboard tbody tr { transition: background .15s ease; }
.leaderboard tbody tr:hover { background: rgba(0,255,159,.05); }
.leaderboard td { padding: 11px 10px; border-top: 1px solid var(--line); }
.lb-num, .lb-score, .mono { font-family: var(--mono); }
.lb-score { color: var(--phos); }

/* Empty states centered & soft */
.empty-state { text-align: center; color: var(--fg-mute); padding: 36px 20px; }

/* Primary solid buttons → neon-on-black pill (template CTA) */
.btn-solid, .btn-primary { background: var(--phos); color: #04210f; font-weight: 700; border: 0; border-radius: 999px; padding: 10px 20px; }
.btn-ghost { border-radius: 999px; padding: 9px 18px; }

/* Tournament catalog cards (HackForge tournaments-section layout) */
.tcat { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; margin: 6px 0 22px; }
.tcat-card { background: #0a0d0c; border: 1px solid var(--line); border-radius: 22px; padding: 20px; cursor: pointer; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.tcat-card:hover { transform: translateY(-4px); border-color: rgba(0,255,159,.45); box-shadow: 0 18px 30px -12px rgba(0,0,0,.7), 0 0 22px rgba(0,255,159,.1); }
.tcat-card.on { border-color: var(--phos); box-shadow: 0 0 0 1px var(--phos), 0 0 22px rgba(0,255,159,.15); }
.tcat-head { display: flex; align-items: center; justify-content: space-between; }
.tcat-badge { font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: 2px; padding: 3px 11px; border-radius: 999px; }
.tcat-badge.solo { background: rgba(0,255,159,.12); color: var(--phos); }
.tcat-badge.team { background: rgba(0,212,255,.12); color: var(--cyan); }
.tcat-live { font-family: var(--mono); font-size: 10px; letter-spacing: 1px; color: var(--phos); }
.tcat-body { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.tcat-ic { width: 46px; height: 46px; border-radius: 14px; object-fit: cover; flex-shrink: 0; }
.tcat-ic.emoji { display: flex; align-items: center; justify-content: center; font-size: 24px; background: linear-gradient(135deg, rgba(0,255,159,.16), rgba(0,212,255,.16)); }
.tcat-name { font-size: 18px; font-weight: 800; letter-spacing: -.02em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tcat-sub { font-size: 12px; color: var(--fg-mute); margin-top: 2px; }
.tcat-status { font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: 1px; padding: 3px 10px; border-radius: 999px; }
.tcat-status.live { background: rgba(0,255,159,.12); color: var(--phos); }
.tcat-status.ended { background: rgba(125,155,140,.14); color: var(--fg-mute); }
.tcat-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 12px; font-size: 12px; color: var(--fg); }
.tcat-k { color: var(--fg-mute); }

/* In-match (HackForge) layout: sticky header + 3 columns */
.mh-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; background: #0a0d0c; border: 1px solid var(--line); border-radius: 16px; padding: 12px 18px; margin-bottom: 16px; position: sticky; top: 0; z-index: 5; }
.mh-grid { display: grid; grid-template-columns: 260px minmax(0, 1fr) 320px; gap: 16px; align-items: start; }
@media (max-width: 1100px) { .mh-grid { grid-template-columns: 1fr; } }
.mh-side { display: flex; flex-direction: column; gap: 12px; }
.mh-chal { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 12px; cursor: pointer; margin-bottom: 6px; transition: border-color .15s ease, background .15s ease; }
.mh-chal:hover { border-color: rgba(0,255,159,.4); }
.mh-chal.on { border-color: var(--phos); background: rgba(0,255,159,.08); }