/* ─────────────────────────────────────────────────────────────────────────────
   dashboard.css — ZeroTrace CTF Dashboard
   Dark Cyberpunk design system (extends landing.css tokens)
──────────────────────────────────────────────────────────────────────────────── */

/* ── PAGE BASE ───────────────────────────────────────────────── */
body.db-page {
  background: #060d1a;
  min-height: 100vh;
}

/* ── NAV ADJUSTMENTS ────────────────────────────────────────── */
.db-nav {
  background: rgba(6, 13, 26, 0.95) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.db-nav-user-bar {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-left: auto;
}

.db-user-email {
  font-size: 0.82rem;
  color: var(--lp-muted);
  font-family: 'JetBrains Mono', monospace;
  margin-right: 0.375rem;
}

.db-nav-btn {
  background: transparent !important;
  border: 1px solid rgba(16, 185, 129, 0.25) !important;
  color: var(--lp-text) !important;
  font-size: 0.8rem !important;
  padding: 0.4rem 1rem !important;
  border-radius: 6px;
  transition: var(--lp-transition);
}

.db-nav-btn:hover {
  border-color: var(--lp-primary) !important;
  color: var(--lp-primary) !important;
  background: var(--lp-primary-glow) !important;
  text-decoration: none;
}

/* ── DASHBOARD HERO ──────────────────────────────────────────── */
.db-hero {
  position: relative;
  padding: 7rem 1.5rem 3rem;
  text-align: center;
  overflow: hidden;
}

.db-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero_bg.png');
  background-size: cover;
  background-position: center 30%;
  opacity: 0.35;
  z-index: 0;
}

.db-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 0%, #060d1a 85%);
}

.db-hero-content {
  position: relative;
  z-index: 1;
}

.db-hero-title {
  font-family: 'Orbitron', monospace;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.db-hero-sub {
  color: var(--lp-muted);
  font-size: 1rem;
  margin-bottom: 1.75rem;
}

.db-hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.875rem;
  flex-wrap: wrap;
}

/* ── MAIN PANEL ──────────────────────────────────────────────── */
.db-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

/* ── KPI ROW ─────────────────────────────────────────────────── */
.db-kpi-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr) 1.5fr;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 900px) {
  .db-kpi-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .db-kpi-row { grid-template-columns: 1fr; }
}

.db-kpi-card {
  background: #0d1b2e;
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: border-color 0.25s;
}

.db-kpi-card:hover {
  border-color: rgba(16, 185, 129, 0.4);
}

.db-kpi-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
  line-height: 1;
}

.db-kpi-body {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.db-kpi-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--lp-muted);
  font-weight: 500;
}

.db-kpi-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.75rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1;
}

.db-kpi-green {
  color: var(--lp-primary) !important;
}

/* Advanced Track KPI Card */
.db-kpi-advanced {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  border-color: rgba(6, 182, 212, 0.3) !important;
}

.db-kpi-advanced:hover {
  border-color: rgba(6, 182, 212, 0.6) !important;
}

.db-kpi-adv-header {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  width: 100%;
}

.db-kpi-adv-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--lp-muted);
  font-weight: 500;
}

.db-adv-pill {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.175rem 0.6rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: auto;
}

.db-adv-pill.active    { background: rgba(16,185,129,0.15); color: #10b981; border: 1px solid rgba(16,185,129,0.4); }
.db-adv-pill.expired   { background: rgba(239,68,68,0.15);  color: #ef4444; border: 1px solid rgba(239,68,68,0.4); }
.db-adv-pill.available { background: rgba(59,130,246,0.15); color: #3b82f6; border: 1px solid rgba(59,130,246,0.4); }
.db-adv-pill.locked    { background: rgba(100,116,139,0.15);color: #64748b; border: 1px solid rgba(100,116,139,0.4); }
.db-adv-pill.completed { background: rgba(16,185,129,0.15); color: #10b981; border: 1px solid rgba(16,185,129,0.4); }

.db-kpi-timer {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2rem;
  font-weight: 700;
  color: #06b6d4;
  letter-spacing: 0.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.db-kpi-timer.timer-warning {
  color: #f59e0b;
}

.db-kpi-adv-meta {
  font-size: 0.72rem;
  color: var(--lp-muted);
  font-family: 'JetBrains Mono', monospace;
}

/* ── SECTION HEADER ──────────────────────────────────────────── */
.db-section-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.db-section-title {
  font-family: 'Orbitron', monospace;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--lp-text);
  margin: 0;
}

.db-section-msg {
  font-size: 0.8rem;
  color: var(--lp-muted);
  margin: 0;
}

.db-section-msg.result-ok  { color: var(--lp-primary); }
.db-section-msg.result-bad { color: #ef4444; }

/* ── TRACK LABELS ────────────────────────────────────────────── */
.db-track-label {
  margin-bottom: 0.75rem;
}

.db-track-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.875rem;
  border-radius: 999px;
}

.db-track-beginner {
  background: rgba(59,130,246,0.1);
  color: #3b82f6;
  border: 1px solid rgba(59,130,246,0.3);
}

.db-track-advanced {
  background: rgba(147,51,234,0.1);
  color: #c084fc;
  border: 1px solid rgba(147,51,234,0.3);
}

/* ── CHALLENGE GRID ──────────────────────────────────────────── */
.db-challenge-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

@media (max-width: 1100px) { .db-challenge-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px)  { .db-challenge-grid { grid-template-columns: 1fr; } }

/* ── CHALLENGE CARD ──────────────────────────────────────────── */
.challenge-card {
  background: #0d1b2e;
  border: 1px solid rgba(16,185,129,0.15);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  position: relative;
  overflow: hidden;
}

.challenge-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(16,185,129,0.5), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.challenge-card:hover {
  border-color: rgba(16,185,129,0.4);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}

.challenge-card:hover::before { opacity: 1; }

/* Solved state */
.challenge-card-solved {
  border-color: rgba(16,185,129,0.3) !important;
}

.challenge-card-solved::before {
  opacity: 0.6;
}

/* Locked state */
.challenge-card-locked {
  opacity: 0.65;
  cursor: default;
}

/* Disabled / error state  */
.challenge-card-disabled {
  border-color: rgba(239,68,68,0.2) !important;
  opacity: 0.6;
}

/* Advanced active state */
.challenge-card-adv-active {
  border-color: rgba(147,51,234,0.4) !important;
}

.challenge-card-adv-active::before {
  background: linear-gradient(90deg, transparent, rgba(192,132,252,0.4), transparent) !important;
  opacity: 0.8 !important;
}

.challenge-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.challenge-card-head-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.challenge-icon {
  width: 28px;
  height: 28px;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--lp-primary);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.challenge-category {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--lp-muted);
  font-weight: 600;
  margin: 0;
}

.challenge-card h3 {
  font-family: 'Orbitron', monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--lp-text);
  margin: 0;
  line-height: 1.3;
}

.card-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.25rem;
}

.card-chip {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chip-easy    { background: rgba(16,185,129,0.12); color: #10b981; }
.chip-medium  { background: rgba(245,158,11,0.12); color: #f59e0b; }
.chip-hard    { background: rgba(239,68,68,0.12);  color: #ef4444; }
.chip-neutral { background: rgba(100,116,139,0.15); color: #94a3b8; }

.card-meta {
  font-size: 0.7rem;
  color: var(--lp-muted);
  font-family: 'JetBrains Mono', monospace;
}

.card-actions {
  margin-top: auto;
  padding-top: 0.75rem;
}

.card-actions .btn {
  width: 100%;
  text-align: center;
  padding: 0.5rem 1rem !important;
  font-size: 0.8rem !important;
  font-weight: 600 !important;
  border-radius: 6px;
}

/* Status Pills */
.status-pill {
  font-size: 0.6rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.status-solved   { background: rgba(16,185,129,0.15); color: #10b981; border: 1px solid rgba(16,185,129,0.4); }
.status-unsolved { background: rgba(100,116,139,0.1); color: #64748b; border: 1px solid rgba(100,116,139,0.3); }
.status-locked   { background: rgba(100,116,139,0.1); color: #64748b; border: 1px solid rgba(100,116,139,0.3); }
.status-active   { background: rgba(147,51,234,0.15); color: #c084fc; border: 1px solid rgba(147,51,234,0.4); }
.status-expired  { background: rgba(239,68,68,0.15);  color: #ef4444; border: 1px solid rgba(239,68,68,0.4); }
.status-available{ background: rgba(59,130,246,0.15); color: #3b82f6; border: 1px solid rgba(59,130,246,0.4); }

/* Category colour bands */
.category-networking { border-left: 3px solid #3b82f6; }
.category-web        { border-left: 3px solid #f59e0b; }
.category-linux      { border-left: 3px solid #10b981; }
.category-ethical    { border-left: 3px solid #ef4444; }
.category-generic    { border-left: 3px solid #64748b; }

/* ── ADVANCED TRACK STATES ───────────────────────────────────── */
.db-adv-inner {
  grid-column: 1 / -1;
  border: 1px solid rgba(147,51,234,0.2);
  border-radius: 12px;
  padding: 1.5rem;
}

.db-adv-inner.adv-locked {
  text-align: center;
}

.db-adv-inner.adv-available {
  background: rgba(59,130,246,0.03);
}

.db-adv-inner.adv-expired {
  background: rgba(239,68,68,0.03);
  border-color: rgba(239,68,68,0.2);
}

/* "Start Advanced Track" warning box */
.advanced-track-warning {
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: 8px;
  padding: 0.875rem 1rem;
  font-size: 0.82rem;
  color: #f59e0b;
  margin-bottom: 1rem;
}

.advanced-start-btn {
  background: linear-gradient(135deg, #7c3aed, #4f46e5) !important;
  color: #fff !important;
  font-weight: 700 !important;
  padding: 0.75rem 1.75rem !important;
  border-radius: 8px;
  box-shadow: 0 0 20px rgba(124,58,237,0.3);
  transition: var(--lp-transition);
}

.advanced-start-btn:hover {
  box-shadow: 0 0 30px rgba(124,58,237,0.5);
  transform: translateY(-2px);
  text-decoration: none;
}

/* Advanced timer block inside track state */
.advanced-track-timer {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.timer-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--lp-muted);
  font-weight: 600;
}

.timer-display {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2.5rem;
  font-weight: 700;
  color: #06b6d4;
  letter-spacing: 0.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.timer-display.timer-warning { color: #f59e0b; }

.advanced-track-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.75rem;
  color: var(--lp-muted);
  font-family: 'JetBrains Mono', monospace;
  margin-top: 0.5rem;
}

.advanced-track-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.advanced-track-title {
  font-family: 'Orbitron', monospace;
  font-size: 1rem;
  font-weight: 700;
  color: var(--lp-text);
  margin: 0 0 0.25rem;
}

.advanced-track-body {
  margin-top: 0.5rem;
}

.advanced-challenge-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

@media (max-width: 1100px) { .advanced-challenge-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px)  { .advanced-challenge-list { grid-template-columns: 1fr; } }

/* ── PROGRESS BAR ────────────────────────────────────────────── */
.db-progress-bar-section {
  margin-top: 2.5rem;
  padding: 1.25rem 1.5rem;
  background: #0d1b2e;
  border: 1px solid rgba(16,185,129,0.15);
  border-radius: 12px;
}

.db-progress-label {
  font-size: 0.8rem;
  color: var(--lp-muted);
  margin-bottom: 0.625rem;
  font-weight: 500;
}

.db-progress-label span {
  color: var(--lp-primary);
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
}

.db-progress-track {
  height: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  overflow: hidden;
}

.db-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981, #06b6d4);
  border-radius: 999px;
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 10px rgba(16,185,129,0.4);
}

/* ── Loading state ───────────────────────────────────────────── */
.db-loading-msg {
  color: var(--lp-muted);
  font-size: 0.85rem;
  font-style: italic;
}

/* ── Spinner ─────────────────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(16,185,129,0.3);
  border-top-color: var(--lp-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Button overrides for dark theme ─────────────────────────── */
body.db-page .btn {
  font-family: 'Inter', sans-serif;
}

body.db-page .btn-secondary {
  background: transparent;
  border: 1px solid rgba(16,185,129,0.25);
  color: var(--lp-text);
  transition: var(--lp-transition);
}

body.db-page .btn-secondary:hover {
  border-color: var(--lp-primary);
  color: var(--lp-primary);
  background: var(--lp-primary-glow);
  text-decoration: none;
}

.meta-label {
  color: var(--lp-muted);
  font-size: 0.8rem;
}