/* ─── RESET & BASE ────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #05050f;
  --bg2:         #0a0a1a;
  --bg3:         #0f0f22;
  --border:      rgba(255,255,255,0.07);
  --border-hi:   rgba(255,255,255,0.15);
  --text:        #e0e0f0;
  --text2:       #8888aa;
  --text3:       #55557a;
  --accent:      #00c8ff;
  --accent2:     #7b2ff7;
  --success:     #00e87a;
  --warning:     #ffaa00;
  --danger:      #ff3355;
  --danger-dim:  rgba(255,51,85,0.15);
  --glow:        0 0 20px rgba(0,200,255,0.2);
  --radius:      10px;
  --radius-sm:   6px;
  --font-mono:   'Fira Code', 'Cascadia Code', 'JetBrains Mono', monospace;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: opacity .2s; }
a:hover { opacity: .8; }
img { max-width: 100%; display: block; }

/* ─── SCROLLBAR ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 3px; }

/* ─── NAVBAR ──────────────────────────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2rem;
  height: 60px;
  background: rgba(5,5,15,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.brand {
  font-size: 1.2rem; font-weight: 700; letter-spacing: -0.5px;
  color: var(--text); display: flex; align-items: center; gap: .25rem;
}
.brand span { color: var(--accent); }

.nav-links {
  display: flex; align-items: center; gap: 1.5rem;
  font-size: .875rem;
}
.nav-links a { color: var(--text2); }
.nav-links a:hover { color: var(--text); opacity: 1; }

.player-badge {
  display: flex; align-items: center; gap: .5rem;
  padding: .25rem .75rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: .8rem;
  color: var(--text);
}
.player-badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 6px var(--success);
  animation: pulse 2s infinite;
}

/* ─── HERO ────────────────────────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0,200,255,.06), transparent);
  pointer-events: none;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.hero h1 span { color: var(--accent); }

.hero p {
  font-size: 1.1rem;
  color: var(--text2);
  max-width: 500px;
  margin: 0 auto 2rem;
}

.hero-stats {
  display: flex; justify-content: center; gap: 3rem;
  margin-bottom: 2.5rem;
}
.hero-stat { text-align: center; }
.hero-stat .num {
  font-size: 2rem; font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent);
}
.hero-stat .lbl { font-size: .75rem; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; }

/* ─── BUTTONS ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .6rem 1.4rem;
  border-radius: var(--radius-sm);
  border: none; cursor: pointer;
  font-size: .875rem; font-weight: 600;
  transition: all .2s; text-decoration: none;
}
.btn-primary {
  background: var(--accent); color: #000;
}
.btn-primary:hover { filter: brightness(1.1); opacity: 1; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-hi);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); opacity: 1; }

.btn-danger {
  background: var(--danger); color: #fff;
}
.btn-danger:hover { filter: brightness(1.1); opacity: 1; }

.btn-lg { padding: .8rem 2rem; font-size: 1rem; }

/* ─── LAB GRID ────────────────────────────────────────────────────────────── */
.labs-section { padding: 2rem 2rem 5rem; }

.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 2rem;
}
.section-header h2 { font-size: 1.25rem; font-weight: 600; }
.section-header p   { color: var(--text2); font-size: .875rem; }

.labs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
  max-width: 1200px;
  margin: 0 auto;
}

.lab-card {
  position: relative;
  display: block;
  padding: 1.5rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all .25s;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
}
.lab-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent-color, var(--accent));
  opacity: .7;
  transition: opacity .25s;
}
.lab-card:hover {
  border-color: var(--border-hi);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,0,0,.4), 0 0 0 1px var(--border-hi);
  opacity: 1;
}
.lab-card:hover::before { opacity: 1; }

.lab-card-top {
  display: flex; align-items: flex-start; gap: 1rem;
  margin-bottom: 1rem;
}
.lab-icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--accent-color, var(--accent)) 15%, transparent);
  border-radius: var(--radius-sm);
  font-size: 1.5rem; flex-shrink: 0;
}

.lab-meta { flex: 1; min-width: 0; }
.lab-owasp {
  font-size: .7rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent-color, var(--accent));
  margin-bottom: .25rem;
  font-family: var(--font-mono);
}
.lab-name {
  font-size: 1.05rem; font-weight: 700;
  margin-bottom: .2rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.lab-category { font-size: .8rem; color: var(--text2); }

.lab-progress {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: .4rem; margin-top: 1rem;
}
.diff-badge {
  padding: .25rem .5rem;
  border-radius: 4px;
  font-size: .65rem; font-weight: 700;
  text-align: center; text-transform: uppercase; letter-spacing: .5px;
  border: 1px solid transparent;
}
.diff-badge.easy      { background: rgba(0,232,122,.1); color: var(--success); border-color: rgba(0,232,122,.2); }
.diff-badge.medium    { background: rgba(255,170,0,.1);  color: var(--warning); border-color: rgba(255,170,0,.2); }
.diff-badge.hard      { background: rgba(255,51,85,.1);  color: var(--danger);  border-color: rgba(255,51,85,.2); }
.diff-badge.nightmare { background: rgba(123,47,247,.15); color: #b06aff; border-color: rgba(123,47,247,.3); font-size: .6rem; }
.diff-badge.solved {
  opacity: 1;
  background: color-mix(in srgb, var(--accent-color, var(--success)) 20%, transparent);
  border-color: color-mix(in srgb, var(--accent-color, var(--success)) 40%, transparent);
}
.diff-badge.solved::after { content: ' ✓'; }

/* Lab destruído */
.lab-card.destroyed { opacity: .4; pointer-events: none; }
.lab-card.destroying {
  animation: destroying-pulse 1s infinite;
  border-color: var(--danger);
}
.destroyed-overlay {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: rgba(255,51,85,.05);
  backdrop-filter: blur(2px);
  font-size: .8rem; color: var(--danger);
  gap: .5rem;
}

/* ─── LEADERBOARD ─────────────────────────────────────────────────────────── */
.leaderboard-page { padding: 3rem 2rem; max-width: 900px; margin: 0 auto; }
.leaderboard-page h1 { font-size: 1.75rem; font-weight: 700; margin-bottom: .5rem; }
.leaderboard-page .subtitle { color: var(--text2); margin-bottom: 2rem; font-size: .9rem; }

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .875rem;
}
.leaderboard-table thead th {
  text-align: left; padding: .75rem 1rem;
  font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
  color: var(--text3);
  border-bottom: 1px solid var(--border);
}
.leaderboard-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background .15s;
}
.leaderboard-table tbody tr:hover { background: var(--bg2); }
.leaderboard-table tbody td { padding: .875rem 1rem; }

.rank { font-family: var(--font-mono); color: var(--text3); font-size: .85rem; }
.rank-1 { color: #ffd700; font-weight: 700; }
.rank-2 { color: #c0c0c0; font-weight: 700; }
.rank-3 { color: #cd7f32; font-weight: 700; }

.player-name { font-weight: 600; }
.team-name   { font-size: .8rem; color: var(--text3); }

.score-cell {
  font-family: var(--font-mono);
  font-weight: 700; font-size: .95rem;
  color: var(--accent);
}

.solve-pips {
  display: flex; flex-wrap: wrap; gap: 3px;
}
.pip {
  width: 8px; height: 8px; border-radius: 2px;
}
.pip.easy      { background: var(--success); }
.pip.medium    { background: var(--warning); }
.pip.hard      { background: var(--danger); }
.pip.nightmare { background: #b06aff; }
.pip.empty     { background: var(--border-hi); }

.last-solve { font-size: .75rem; color: var(--text3); font-family: var(--font-mono); }

/* ─── FLAG SUBMISSION ─────────────────────────────────────────────────────── */
.flag-modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
}
.flag-modal-overlay.open { opacity: 1; pointer-events: all; }

.flag-modal {
  background: var(--bg3);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius);
  padding: 2rem;
  width: 100%; max-width: 480px;
  box-shadow: 0 24px 80px rgba(0,0,0,.6);
}
.flag-modal h3 { font-size: 1.1rem; margin-bottom: .25rem; }
.flag-modal p  { color: var(--text2); font-size: .875rem; margin-bottom: 1.5rem; }

.flag-input-wrap { position: relative; margin-bottom: 1rem; }
.flag-input-wrap input {
  width: 100%; padding: .75rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: .875rem;
  outline: none;
  transition: border-color .2s;
}
.flag-input-wrap input:focus { border-color: var(--accent); }
.flag-input-wrap input::placeholder { color: var(--text3); }

.flag-result {
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  margin-bottom: 1rem;
  display: none;
}
.flag-result.success { background: rgba(0,232,122,.1); color: var(--success); border: 1px solid rgba(0,232,122,.2); }
.flag-result.error   { background: var(--danger-dim); color: var(--danger); border: 1px solid rgba(255,51,85,.2); }

/* ─── FORMS ───────────────────────────────────────────────────────────────── */
.form-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 2rem;
}
.form-card {
  width: 100%; max-width: 420px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
}
.form-card .logo { font-size: 1.1rem; font-weight: 700; margin-bottom: 2rem; }
.form-card .logo span { color: var(--accent); }
.form-card h2 { font-size: 1.4rem; font-weight: 700; margin-bottom: .5rem; }
.form-card .subtitle { color: var(--text2); font-size: .875rem; margin-bottom: 2rem; }

.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; font-size: .8rem; font-weight: 600;
  color: var(--text2); margin-bottom: .5rem;
  text-transform: uppercase; letter-spacing: .5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: .75rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: .9rem;
  outline: none;
  transition: border-color .2s;
}
.form-group input:focus,
.form-group select:focus { border-color: var(--accent); }
.form-group .hint { font-size: .75rem; color: var(--text3); margin-top: .35rem; }

.form-error {
  padding: .75rem 1rem;
  background: var(--danger-dim);
  border: 1px solid rgba(255,51,85,.2);
  border-radius: var(--radius-sm);
  color: var(--danger); font-size: .875rem;
  margin-bottom: 1rem;
}
.form-success {
  padding: .75rem 1rem;
  background: rgba(0,232,122,.1);
  border: 1px solid rgba(0,232,122,.2);
  border-radius: var(--radius-sm);
  color: var(--success); font-size: .875rem;
  margin-bottom: 1rem;
}

.form-footer { margin-top: 1.5rem; text-align: center; font-size: .875rem; color: var(--text2); }

/* ─── NIGHTMARE OVERLAY ───────────────────────────────────────────────────── */
.nightmare-overlay {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,.9);
  display: none;
  flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
}
.nightmare-overlay.active { display: flex; }

.nightmare-overlay.flashing {
  animation: nm-flash .5s infinite;
}
@keyframes nm-flash {
  0%, 100% { background: rgba(0,0,0,.9); }
  50%       { background: rgba(255,0,0,.25); }
}

.nm-title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 900;
  color: var(--danger);
  text-transform: uppercase;
  letter-spacing: 4px;
  margin-bottom: 1rem;
  text-shadow: 0 0 30px var(--danger);
}
.nm-by {
  font-size: 1rem; color: var(--text2); margin-bottom: 2rem;
  font-family: var(--font-mono);
}
.nm-by strong { color: var(--danger); }

.nm-counter {
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 900;
  font-family: var(--font-mono);
  color: var(--danger);
  text-shadow: 0 0 60px rgba(255,51,85,.8);
  line-height: 1;
  margin-bottom: 2rem;
  animation: counter-pulse 1s infinite;
}
@keyframes counter-pulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.05); }
}

.nm-progress {
  width: 400px; max-width: 90vw;
  height: 4px;
  background: rgba(255,255,255,.1);
  border-radius: 2px;
  overflow: hidden;
}
.nm-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--danger), #ff6644);
  width: 100%;
  transform-origin: left;
  animation: nm-drain linear forwards;
}

@keyframes nm-drain {
  from { transform: scaleX(1); }
  to   { transform: scaleX(0); }
}

.nm-destroy-loader {
  margin-top: 2rem;
  font-size: .9rem;
  color: var(--danger);
  font-family: var(--font-mono);
  letter-spacing: 2px;
}

/* ─── HALL OF FAME ────────────────────────────────────────────────────────── */
.hof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  padding: 3rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}
.hof-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex; align-items: center; gap: 1rem;
}
.hof-trophy { font-size: 2rem; }
.hof-info .hof-achievement {
  font-size: .7rem; color: var(--text3); text-transform: uppercase; letter-spacing: 1px;
}
.hof-info .hof-player { font-weight: 700; margin: .2rem 0; }
.hof-info .hof-detail { font-size: .8rem; color: var(--text2); }

/* ─── UTILS ───────────────────────────────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.text-mono  { font-family: var(--font-mono); }
.text-dim   { color: var(--text2); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.text-accent  { color: var(--accent); }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; }

.live-dot {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--danger);
  border-radius: 50%;
  margin-right: 6px;
  animation: pulse 1.5s infinite;
}

/* ─── ANIMATIONS ──────────────────────────────────────────────────────────── */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(.8); }
}
@keyframes destroying-pulse {
  0%, 100% { border-color: var(--danger); box-shadow: 0 0 0 rgba(255,51,85,0); }
  50%       { border-color: rgba(255,51,85,.5); box-shadow: 0 0 20px rgba(255,51,85,.3); }
}
@keyframes fadein {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadein .3s ease forwards; }

/* ─── AUTH PAGES ──────────────────────────────────────────────────────────── */
.auth-page {
  min-height: calc(100vh - 60px);
  display: flex; align-items: center; justify-content: center;
  padding: 2rem;
}
.auth-card {
  width: 100%; max-width: 420px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: 0 24px 80px rgba(0,0,0,.4);
}
.auth-brand {
  font-size: 1rem; font-weight: 700; margin-bottom: 1.75rem;
  color: var(--text2);
}
.auth-brand span { color: var(--accent); }
.auth-title { font-size: 1.6rem; font-weight: 800; margin-bottom: .4rem; }
.auth-sub   { color: var(--text2); font-size: .875rem; margin-bottom: 1.75rem; }

.auth-alert {
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  margin-bottom: 1rem;
  background: var(--danger-dim);
  border: 1px solid rgba(255,51,85,.25);
  color: var(--danger);
}
.auth-alert-success {
  background: rgba(0,232,122,.08);
  border-color: rgba(0,232,122,.2);
  color: var(--success);
}

.auth-form .form-group { margin-bottom: 1.1rem; }
.auth-form .form-group label {
  display: block; font-size: .75rem; font-weight: 600;
  color: var(--text2); margin-bottom: .4rem;
  text-transform: uppercase; letter-spacing: .5px;
}
.auth-form .form-group input {
  width: 100%; padding: .7rem 1rem;
  background: var(--bg);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius-sm);
  color: var(--text); font-size: .9rem;
  outline: none; transition: border-color .2s;
}
.auth-form .form-group input:focus { border-color: var(--accent); }
.form-hint { font-size: .72rem; color: var(--text3); margin-top: .3rem; display: block; }

.input-with-toggle {
  position: relative;
}
.input-with-toggle input { padding-right: 2.75rem; }
.toggle-pw {
  position: absolute; right: .75rem; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer;
  color: var(--text3); padding: 0; line-height: 0;
  transition: color .15s;
}
.toggle-pw:hover { color: var(--text); }

.btn-full { width: 100%; justify-content: center; }

.password-strength { margin-bottom: 1rem; display: flex; align-items: center; gap: .75rem; }
.pw-bar {
  flex: 1; height: 4px; background: var(--border-hi);
  border-radius: 2px; overflow: hidden;
}
.pw-bar div {
  height: 100%; width: 0; border-radius: 2px;
  transition: width .3s, background .3s;
}
#pw-label { font-size: .72rem; color: var(--text3); min-width: 70px; }

.form-check {
  display: flex; align-items: flex-start; gap: .75rem;
}
.form-check input[type="checkbox"] { flex-shrink: 0; margin-top: 2px; accent-color: var(--accent); }
.form-check label {
  font-size: .8rem; color: var(--text2);
  font-weight: 400; text-transform: none; letter-spacing: 0;
}

.auth-footer { margin-top: 1.5rem; text-align: center; font-size: .875rem; color: var(--text2); }

/* ─── PAGE HEADER ─────────────────────────────────────────────────────────── */
.page-header {
  padding: 3rem 2rem 2rem;
}
.page-header h1 { font-size: 1.75rem; font-weight: 800; margin-bottom: .4rem; }
.page-header p  { color: var(--text2); font-size: .9rem; }

/* ─── LEADERBOARD PAGE ────────────────────────────────────────────────────── */
.lb-container { padding-bottom: 5rem; }

.lb-meta {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.25rem;
  flex-wrap: wrap; gap: .75rem;
}
.lb-filters { display: flex; flex-wrap: wrap; gap: .4rem; }
.lb-filter {
  padding: .3rem .75rem; border-radius: 100px;
  background: var(--bg2); border: 1px solid var(--border);
  color: var(--text3); font-size: .75rem; font-weight: 600;
  cursor: pointer; transition: all .15s;
  font-family: inherit;
}
.lb-filter:hover { border-color: var(--border-hi); color: var(--text); }
.lb-filter.active {
  background: var(--accent); border-color: var(--accent);
  color: #000;
}
.lb-live {
  display: flex; align-items: center; gap: .4rem;
  font-size: .75rem; color: var(--success);
  font-weight: 600;
}
.lb-live .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--success);
  animation: pulse 1.5s infinite;
}

.player-cell { display: flex; align-items: center; gap: .5rem; }
.you-badge {
  font-size: .65rem; padding: .15rem .5rem;
  background: rgba(0,200,255,.15); color: var(--accent);
  border-radius: 100px; border: 1px solid rgba(0,200,255,.25);
  font-weight: 600; white-space: nowrap;
}
.my-row { background: rgba(0,200,255,.03) !important; }
.my-row td:first-child { border-left: 2px solid var(--accent); }

.solves-cell {
  font-family: var(--font-mono);
  font-size: .8rem; color: var(--text2);
}
.last-cell { font-size: .75rem; color: var(--text3); font-family: var(--font-mono); }
.muted { color: var(--text3); }

.th-progress, .th-solves, .th-last { white-space: nowrap; }

.lb-empty {
  text-align: center; padding: 4rem 2rem;
  color: var(--text3); font-size: .9rem;
}

/* ─── HALL OF FAME PAGE ───────────────────────────────────────────────────── */
.hof-container { padding-bottom: 5rem; }
.hof-section   { margin-bottom: 3.5rem; }
.hof-section-title {
  font-size: 1.15rem; font-weight: 700;
  margin-bottom: .4rem;
}
.hof-section-sub { color: var(--text2); font-size: .875rem; margin-bottom: 1.5rem; }

.destroyer-list {
  display: flex; flex-direction: column; gap: .6rem;
  max-width: 600px;
}
.destroyer-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--lab-color, var(--danger));
  border-radius: var(--radius-sm);
}
.destroyer-icon { font-size: 1.4rem; }
.destroyer-info { flex: 1; }
.destroyer-name { font-weight: 700; font-family: var(--font-mono); color: var(--danger); }
.destroyer-lab  { font-size: .8rem; color: var(--text2); margin-left: .5rem; }
.destroyer-ts   { font-size: .72rem; color: var(--text3); font-family: var(--font-mono); }

.hof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  padding: 0;
  margin: 0;
}
.hof-lab-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.hof-lab-header {
  padding: .875rem 1.25rem;
  background: color-mix(in srgb, var(--accent-color, var(--accent)) 8%, transparent);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: .75rem;
}
.hof-lab-owasp {
  font-size: .65rem; font-weight: 700; letter-spacing: 1px;
  font-family: var(--font-mono); color: var(--accent-color, var(--accent));
}
.hof-lab-name { font-weight: 600; font-size: .9rem; }

.hof-diffs { padding: .75rem 1.25rem; display: flex; flex-direction: column; gap: .6rem; }
.hof-diff-row {
  display: flex; align-items: center; gap: .75rem;
}
.hof-diff-badge {
  font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
  padding: .2rem .6rem; border-radius: 3px; white-space: nowrap; min-width: 72px;
  text-align: center;
  color: var(--diff-color, var(--text));
  border: 1px solid color-mix(in srgb, var(--diff-color, var(--text)) 40%, transparent);
  background: color-mix(in srgb, var(--diff-color, var(--text)) 10%, transparent);
}
.hof-fb-info { display: flex; align-items: center; gap: .5rem; }
.hof-fb-player { font-weight: 600; font-size: .875rem; font-family: var(--font-mono); }
.hof-fb-pts { font-size: .75rem; color: var(--success); font-weight: 700; }
.hof-fb-empty { display: flex; align-items: center; gap: .5rem; }
.hof-fb-unclaimed { font-size: .8rem; color: var(--text3); }
.hof-fb-bonus { font-size: .72rem; color: var(--warning); font-weight: 600; }

/* ─── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .navbar { padding: 0 1rem; }
  .hero   { padding: 4rem 1rem 3rem; }
  .hero-stats { gap: 1.5rem; }
  .labs-grid { grid-template-columns: 1fr; }
  .leaderboard-table { font-size: .8rem; }
  .leaderboard-table thead th,
  .leaderboard-table tbody td { padding: .6rem .75rem; }
  .th-progress, .th-solves, .th-last { display: none; }
  .progress-cell, .solves-cell, .last-cell { display: none; }
  .auth-card { padding: 1.75rem; }
  .hof-grid { grid-template-columns: 1fr; }
}

/* ─── PVP WAR MODE ──────────────────────────────────────────────────────────── */
.pvp-toggle-btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .35rem .85rem; border-radius: 6px; border: 1px solid var(--border-hi);
  font-size: .78rem; font-weight: 600; cursor: pointer; transition: all .2s;
  background: transparent; color: var(--text2);
}
.pvp-toggle-btn:hover { border-color: var(--warning); color: var(--warning); }
.pvp-toggle-btn.pvp-active {
  background: color-mix(in srgb, #ef4444 12%, transparent);
  border-color: #ef4444; color: #ef4444;
}
.pvp-toggle-btn .pvp-icon { font-size: .9rem; line-height: 1; }

.heat-stars { display: inline-flex; gap: 1px; color: #f59e0b; font-size: .7rem; vertical-align: middle; }
.heat-stars .star { opacity: .25; }
.heat-stars .star.lit { opacity: 1; }

.shield-badge {
  display: inline-flex; align-items: center; gap: .25rem;
  font-size: .7rem; color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 4px; padding: .1rem .4rem;
}

.pvp-war-badge {
  display: inline-flex; align-items: center; gap: .2rem;
  font-size: .65rem; font-weight: 700; color: #ef4444;
  background: color-mix(in srgb, #ef4444 10%, transparent);
  border: 1px solid color-mix(in srgb, #ef4444 25%, transparent);
  border-radius: 4px; padding: .1rem .4rem; vertical-align: middle;
}

.pvp-toast {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 9998;
  padding: .85rem 1.25rem; border-radius: 8px; font-size: .875rem;
  background: color-mix(in srgb, #ef4444 15%, var(--bg2));
  border: 1px solid #ef4444; color: var(--text);
  max-width: 340px; animation: slideUp .3s ease;
  box-shadow: 0 4px 20px rgba(0,0,0,.4);
}
.pvp-toast strong { color: #ef4444; }

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.lboard-pvp-col { width: 80px; text-align: center; }