/* SynQ Pulse — design tokens inherited from SynQFlow */
:root {
  --synq-blue-deep:  #064055;
  --synq-blue:       #0a6f8c;
  --synq-blue-mid:   #0e8fb5;
  --synq-blue-2:     #b0d1da;
  --synq-blue-light: #e8f3f6;
  --synq-accent:     #fed136;
  --synq-accent-dark:#e6bc1e;

  --neutral-50:  #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-400: #94a3b8;
  --neutral-500: #64748b;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;

  --synq-background: #f6f7f9;
  --card-bg:         #ffffff;

  --radius:    4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;

  --shadow-sm: 0 1px 0 rgba(15,23,42,.04);
  --shadow:    0 1px 3px rgba(15,23,42,.08), 0 1px 0 rgba(15,23,42,.04);
  --shadow-md: 0 4px 12px rgba(15,23,42,.12);

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --tab-h:    56px;
  --header-h: 52px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--synq-background);
  color: var(--neutral-800);
  line-height: 1.5;
  min-height: 100dvh;
  overflow-x: hidden;
}
button { cursor: pointer; border: none; background: none; font: inherit; }
input, select, textarea { font: inherit; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── Screens ── */
.screen { display: none; }
.screen.active { display: flex; flex-direction: column; min-height: 100dvh; }

/* ── Login ── */
.login-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  background: var(--synq-blue-deep);
  min-height: 100dvh;
}
.login-logo {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}
.login-logo span { color: var(--synq-accent); }
.login-tagline {
  font-size: 13px;
  color: var(--synq-blue-2);
  margin-bottom: 40px;
}
.login-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  width: 100%;
  max-width: 360px;
  box-shadow: var(--shadow-md);
}
.login-card h2 {
  font-size: 17px;
  font-weight: 600;
  color: var(--neutral-800);
  margin-bottom: 20px;
}
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--neutral-600);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: .4px;
}
.form-group input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--neutral-800);
  background: var(--neutral-50);
  transition: border-color .15s;
}
.form-group input:focus {
  outline: none;
  border-color: var(--synq-blue);
  background: #fff;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  transition: background .15s, transform .1s;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--synq-blue);
  color: #fff;
  width: 100%;
  padding: 12px;
  font-size: 15px;
  margin-top: 6px;
}
.btn-primary:hover { background: var(--synq-blue-deep); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }
.login-error {
  font-size: 13px;
  color: #dc2626;
  margin-top: 10px;
  text-align: center;
  min-height: 20px;
}

/* ── App layout ── */
.app-header {
  height: var(--header-h);
  background: var(--synq-blue-deep);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-logo {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.3px;
}
.header-logo span { color: var(--synq-accent); }
.header-project {
  flex: 1;
  font-size: 13px;
  color: var(--synq-blue-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.header-xp {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.1);
  border-radius: 20px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}
.xp-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--synq-accent);
}

.app-body {
  flex: 1;
  overflow-y: auto;
  padding-bottom: calc(var(--tab-h) + var(--safe-bottom) + 8px);
}

/* ── Tab bar ── */
.tab-bar {
  position: fixed;
  bottom: 0;
  left: 0; right: 0;
  height: calc(var(--tab-h) + var(--safe-bottom));
  padding-bottom: var(--safe-bottom);
  background: #fff;
  border-top: 1px solid var(--neutral-200);
  display: flex;
  z-index: 50;
}
.tab-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  font-size: 10px;
  font-weight: 500;
  color: var(--neutral-400);
  padding: 8px 4px;
  transition: color .15s;
}
.tab-btn svg { width: 22px; height: 22px; stroke-width: 1.8; }
.tab-btn.active { color: var(--synq-blue); }
.tab-btn.active svg { stroke-width: 2.2; }

/* Tab content panels */
.tab-panel { display: none; padding: 16px; }
.tab-panel.active { display: block; }

/* ── Section headers ── */
.section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--neutral-400);
  margin: 20px 0 10px;
}
.section-label:first-child { margin-top: 0; }

/* ── Cards ── */
.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-sm);
  margin-bottom: 10px;
  overflow: hidden;
}
.card-body { padding: 14px 16px; }
.card-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--neutral-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--neutral-700);
}

/* ── XP bar ── */
.xp-bar-wrap { margin-bottom: 16px; }
.xp-bar-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 6px;
}
.xp-level-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--synq-blue-deep);
}
.xp-value {
  font-size: 12px;
  color: var(--neutral-500);
}
.xp-track {
  height: 6px;
  background: var(--neutral-100);
  border-radius: 3px;
  overflow: hidden;
}
.xp-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--synq-blue), var(--synq-blue-mid));
  border-radius: 3px;
  transition: width .4s ease;
}

/* ── Streak badge ── */
.streak-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: linear-gradient(135deg, #ff6b35, #f7c59f);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
}

/* ── Project list ── */
.project-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
}
.project-card:hover,
.project-card.selected {
  border-color: var(--synq-blue);
  box-shadow: 0 0 0 2px rgba(10,111,140,.12);
}
.project-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: var(--synq-blue-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.project-info { flex: 1; min-width: 0; }
.project-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--neutral-800);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.project-meta {
  font-size: 12px;
  color: var(--neutral-400);
  margin-top: 2px;
}
.project-pts {
  font-size: 13px;
  font-weight: 600;
  color: var(--synq-blue);
  white-space: nowrap;
}

/* ── Action grid ── */
.action-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 8px;
}
.action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 14px 8px;
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  font-size: 12px;
  font-weight: 600;
  color: var(--neutral-600);
  text-align: center;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s, background .15s;
  -webkit-tap-highlight-color: transparent;
}
.action-btn:active {
  background: var(--synq-blue-light);
  border-color: var(--synq-blue);
  transform: scale(0.95);
}
.action-btn .pts {
  font-size: 11px;
  color: var(--synq-accent-dark);
  font-weight: 700;
}
.action-btn svg { width: 26px; height: 26px; color: var(--synq-blue); }

/* Flash animation when action logged */
@keyframes flash-green {
  0%   { background: var(--synq-blue-light); border-color: var(--synq-blue); }
  60%  { background: #dcfce7; border-color: #22c55e; }
  100% { background: var(--card-bg); border-color: var(--neutral-200); }
}
.action-btn.flashing { animation: flash-green .6s ease forwards; }

/* ── Feed ── */
.feed-item {
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  margin-bottom: 8px;
}
.feed-item-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.feed-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--synq-blue);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.feed-avatar.agent { background: var(--synq-blue-deep); font-size: 16px; }
.feed-meta { flex: 1; min-width: 0; }
.feed-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--neutral-700);
}
.feed-time {
  font-size: 11px;
  color: var(--neutral-400);
}
.feed-pts {
  font-size: 12px;
  font-weight: 700;
  color: var(--synq-blue);
  background: var(--synq-blue-light);
  padding: 2px 8px;
  border-radius: 12px;
}
.feed-content {
  font-size: 14px;
  color: var(--neutral-700);
  margin-bottom: 10px;
  line-height: 1.45;
}
.feed-reactions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.reaction-chip {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 9px;
  border-radius: 14px;
  border: 1px solid var(--neutral-200);
  font-size: 13px;
  background: var(--neutral-50);
  cursor: pointer;
  transition: border-color .15s, background .15s;
  -webkit-tap-highlight-color: transparent;
}
.reaction-chip.active,
.reaction-chip:hover {
  border-color: var(--synq-blue);
  background: var(--synq-blue-light);
}
.reaction-chip .count { font-size: 11px; font-weight: 600; color: var(--neutral-500); }
.add-reaction-btn {
  padding: 3px 8px;
  border-radius: 14px;
  border: 1px dashed var(--neutral-300);
  font-size: 14px;
  color: var(--neutral-400);
  cursor: pointer;
}

/* ── Leaderboard ── */
.leaderboard-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--neutral-100);
}
.leaderboard-row:last-child { border-bottom: none; }
.lb-rank {
  width: 28px;
  font-size: 14px;
  font-weight: 700;
  color: var(--neutral-400);
  text-align: center;
  flex-shrink: 0;
}
.lb-rank.top { color: var(--synq-accent-dark); }
.lb-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--synq-blue);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.lb-name {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  color: var(--neutral-700);
}
.lb-score {
  font-size: 14px;
  font-weight: 700;
  color: var(--synq-blue);
}

/* ── Badges grid ── */
.badge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 10px;
}
.badge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 14px 8px;
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  font-size: 11px;
  text-align: center;
  color: var(--neutral-500);
}
.badge-item .badge-icon { font-size: 28px; }
.badge-item.earned { border-color: var(--synq-accent); background: #fffbeb; color: var(--neutral-700); }

/* ── Stats row ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.stat-box {
  background: var(--card-bg);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 12px;
  text-align: center;
}
.stat-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--synq-blue-deep);
  line-height: 1.2;
}
.stat-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .4px;
  color: var(--neutral-400);
  margin-top: 3px;
}

/* ── Points popup ── */
.pts-popup {
  position: fixed;
  pointer-events: none;
  z-index: 200;
  font-size: 18px;
  font-weight: 800;
  color: var(--synq-blue);
  text-shadow: 0 1px 4px rgba(0,0,0,.15);
  opacity: 0;
  transform: translateY(0);
  transition: opacity .2s, transform .6s;
}
.pts-popup.show {
  opacity: 1;
  transform: translateY(-60px);
}
.pts-popup.fade { opacity: 0; }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: calc(var(--tab-h) + var(--safe-bottom) + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--neutral-900);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 10px 18px;
  border-radius: 24px;
  z-index: 100;
  opacity: 0;
  transition: opacity .2s, transform .2s;
  white-space: nowrap;
  max-width: calc(100vw - 32px);
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Project selector banner ── */
.no-project-banner {
  background: var(--synq-blue-light);
  border: 1px solid var(--synq-blue-2);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  text-align: center;
  font-size: 14px;
  color: var(--synq-blue-deep);
  margin-bottom: 16px;
}

/* ── Loading spinner ── */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--neutral-200);
  border-top-color: var(--synq-blue);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin: 32px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--neutral-400);
}
.empty-state svg { margin: 0 auto 12px; opacity: .4; }
.empty-state p { font-size: 14px; }

/* ── Utility ── */
.hidden { display: none !important; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.fw-600 { font-weight: 600; }
.text-sm { font-size: 13px; }
.text-muted { color: var(--neutral-400); }