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

:root {
  --bg: #09090b;
  --bg-gradient: linear-gradient(180deg, #0c0c0e 0%, #09090b 100%);
  --surface: rgba(17, 17, 19, 0.7);
  --surface-solid: #111113;
  --surface-2: rgba(24, 24, 27, 0.6);
  --surface-glass: rgba(17, 17, 19, 0.55);
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --text: #e8e8e8;
  --text-dim: #71717a;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.12);
  --accent-glow: rgba(0, 212, 170, 0.25);
  --red: #f06070;
  --red-dim: rgba(240, 96, 112, 0.12);
  --blue: #6eaaff;
  --purple: #a78bfa;
  --yellow: #f0c060;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255,255,255,0.04);
  --shadow-elevated: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255,255,255,0.06);
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  background-image: var(--bg-gradient);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* In-App Browser Warning */
.inapp-banner {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 600;
}
.inapp-banner-card {
  text-align: center;
  padding: 48px 32px;
  max-width: 340px;
}
.inapp-banner-msg {
  font-size: 15px;
  color: var(--text-dim);
  margin-bottom: 32px;
  line-height: 1.6;
}
.inapp-banner-hint {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 16px;
  opacity: 0.7;
}

/* Auth Gate */
.auth-gate {
  position: fixed;
  inset: 0;
  background: var(--bg);
  background-image: radial-gradient(ellipse at 50% 0%, rgba(0, 212, 170, 0.06) 0%, transparent 60%), var(--bg-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
}
.auth-gate-card {
  text-align: center;
  padding: 48px 32px;
}
.auth-gate-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 34px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
  letter-spacing: -1px;
}
.auth-gate-subtitle {
  font-size: 15px;
  color: var(--text-dim);
  margin-bottom: 40px;
}
.auth-gate-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  color: #0a0b0f;
  font-size: 15px;
  font-weight: 700;
  font-family: inherit;
  border: none;
  border-radius: 12px;
  padding: 14px 40px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 20px rgba(0, 212, 170, 0.25);
}
.auth-gate-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(0, 212, 170, 0.35);
}

.app {
  max-width: 1400px;
  margin: 0 auto;
}

.app-layout {
  display: flex;
  min-height: 100vh;
}

.main-content {
  flex: 1;
  min-width: 0;
  padding: 24px;
  padding-top: calc(24px + env(safe-area-inset-top));
  padding-bottom: calc(80px + env(safe-area-inset-bottom));
  padding-left: calc(24px + env(safe-area-inset-left));
  padding-right: calc(24px + env(safe-area-inset-right));
}

/* ===== Desktop Sidebar ===== */
.side-panel {
  display: none;
  width: 220px;
  flex-shrink: 0;
  background: var(--surface-solid);
  border-right: 1px solid var(--border);
  padding: 24px 16px;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.side-panel-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.6px;
  color: var(--accent);
  padding: 8px 8px 24px;
}

.side-panel-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.side-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  text-align: left;
}

.side-nav-item:hover {
  color: var(--text);
  background: rgba(255,255,255,0.04);
}

.side-nav-item.active {
  background: var(--accent-dim);
  color: var(--accent);
}

.side-nav-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
}

.side-panel-bottom {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 8px 8px;
  border-top: 1px solid var(--border);
  margin-top: 16px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background 0.2s ease;
}

.side-panel-bottom:hover {
  background: rgba(255,255,255,0.04);
}

.side-panel-avatar-img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dim);
  overflow: hidden;
  flex-shrink: 0;
}

.side-panel-avatar-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.side-panel-user-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== Bottom Nav (mobile) ===== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-around;
  background: var(--surface-solid);
  border-top: 1px solid var(--border);
  padding: 6px 0;
  padding-bottom: calc(6px + env(safe-area-inset-bottom));
  z-index: 200;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 12px;
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-size: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.bottom-nav-item.active {
  color: var(--accent);
}

.bottom-nav-icon {
  font-size: 20px;
  line-height: 1;
}

.bottom-nav-label {
  font-size: 10px;
  letter-spacing: 0.3px;
}

.bottom-nav-avatar-img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dim);
  overflow: hidden;
  border: 2px solid transparent;
  transition: border-color 0.2s ease;
}

.bottom-nav-item.active .bottom-nav-avatar-img {
  border-color: var(--accent);
}

.bottom-nav-avatar-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

/* Desktop: show sidebar, hide bottom nav, hide mobile header title */
@media (min-width: 769px) {
  .side-panel {
    display: flex;
  }
  .bottom-nav {
    display: none;
  }
  .main-content {
    padding-bottom: calc(24px + env(safe-area-inset-bottom));
  }
  .header-left {
    display: none;
  }
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.header h1 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.8px;
  color: var(--accent);
}


.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.reset-day-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  line-height: 1;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.reset-day-btn:hover {
  border-color: var(--red);
  color: var(--red);
  background: var(--red-dim);
}

/* ---- Profile Button (header) ---- */
.profile-btn {
  background: none;
  border: 2px solid rgba(255,255,255,0.1);
  cursor: pointer;
  padding: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
}
.profile-btn:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.profile-btn-initial {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dim);
  line-height: 1;
}
.profile-btn-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- Profile Overlay ---- */
/* ===== Dashboard Overlay ===== */
.dashboard-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 300;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  padding: 20px;
  overflow-y: auto;
}
.dashboard-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

.dashboard-panel {
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: 20px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  margin: 20px 0;
  transform: translateY(16px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: var(--shadow-elevated);
  overflow-y: auto;
  overflow-x: hidden;
}
.dashboard-overlay.visible .dashboard-panel {
  transform: translateY(0);
}

.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
}
.dashboard-header h2 {
  font-size: 20px;
  font-weight: 700;
}
.dashboard-back {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 24px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 8px;
  transition: all 0.15s ease;
}
.dashboard-back:hover {
  color: var(--text);
  background: rgba(255,255,255,0.04);
}

.dashboard-profile-card {
  text-align: center;
  padding: 24px 24px 16px;
}

.dashboard-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 3px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin: 0 auto 12px;
}
.dashboard-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.dashboard-photo-initial {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-dim);
}

.dashboard-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}
.dashboard-nickname {
  font-size: 14px;
  color: var(--accent);
  margin-top: 2px;
}
.dashboard-meta {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.dashboard-edit-btn {
  margin-top: 12px;
  padding: 8px 20px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}
.dashboard-edit-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.dashboard-social-stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  padding: 0 24px 16px;
  border-bottom: 1px solid var(--border);
}

.dashboard-section {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
}
.dashboard-section:last-child {
  border-bottom: none;
  padding-bottom: 24px;
}

.dashboard-section-title {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.dashboard-search-wrap {
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
}

.dashboard-social-list {
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
}

.dashboard-achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 8px;
}

.achievement-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 4px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border);
  text-align: center;
}
.achievement-badge.earned {
  border-color: var(--accent);
  background: var(--accent-dim);
}
.achievement-badge-icon {
  font-size: 24px;
}
.achievement-badge-name {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-dim);
  line-height: 1.2;
}
.achievement-badge.earned .achievement-badge-name {
  color: var(--accent);
}

.dashboard-edit-form {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
}
.dashboard-edit-form .ch-form-group {
  margin-bottom: 12px;
}
.dashboard-edit-form .ch-form-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.dashboard-edit-form .ch-form-input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
}

.dash-feed-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.dash-feed-item:last-child { border-bottom: none; }
.dash-feed-icon { font-size: 18px; }
.dash-feed-text { font-size: 13px; color: var(--text); flex: 1; }
.dash-feed-time { font-size: 11px; color: var(--text-dim); }

.dash-challenge-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.dash-challenge-item:last-child { border-bottom: none; }
.dash-challenge-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.dash-challenge-meta {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
}

/* Keep old profile-overlay rules for transition (now repurposed to dashboard) */

.profile-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
}
.profile-panel-top h2 {
  font-size: 20px;
  font-weight: 700;
}
.profile-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 28px;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  transition: color 0.15s ease;
}
.profile-close:hover {
  color: var(--text);
}

/* Profile Photo */
.profile-photo-wrap {
  display: flex;
  justify-content: center;
  padding: 24px 0 8px;
}
.profile-photo {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 3px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.profile-photo-initial {
  font-size: 36px;
  font-weight: 700;
  color: var(--text-dim);
}
.profile-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Profile Info Display */
.profile-info {
  text-align: center;
  padding: 8px 24px 16px;
}
.profile-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}
.profile-email {
  font-size: 14px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* Profile Auth Section */
.profile-auth {
  padding: 8px 24px 24px;
}
.profile-auth-btn {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.profile-auth-btn.signin {
  background: var(--accent-dim);
  border: 1px solid var(--accent);
  color: var(--accent);
}
.profile-auth-btn.signin:hover {
  background: var(--accent);
  color: #0f1117;
}
.profile-auth-btn.signout {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.profile-auth-btn.signout:hover {
  border-color: var(--red);
  color: var(--red);
  background: var(--red-dim);
}
.profile-sync-status {
  text-align: center;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 12px;
}
.profile-sync-status .synced {
  color: var(--accent);
}

/* ===== Social View ===== */
.social-search-wrap {
  padding: 16px 0 8px;
  position: relative;
}
.social-search-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 14px;
  padding: 12px 16px;
  font-family: inherit;
  transition: all 0.2s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.social-search-input:focus {
  outline: none;
  border-color: rgba(0, 212, 170, 0.4);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.social-search-input::placeholder { color: var(--text-dim); opacity: 0.5; }
.social-search-results {
  margin-top: 8px;
}
.social-search-empty {
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
  padding: 16px;
}
.social-stats {
  display: flex;
  gap: 12px;
  padding: 12px 0;
}
.social-stat-btn {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 14px;
  text-align: center;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.social-stat-btn:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.03); }
.social-stat-count {
  display: block;
  font-size: 22px;
  font-weight: 700;
}
.social-stat-label {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.social-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 12px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}
.social-card-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  margin-bottom: 12px;
}
.social-empty {
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
  padding: 20px 0;
}
.social-loading {
  text-align: center;
  color: var(--text-dim);
  padding: 20px 0;
}

/* Social user rows */
.social-user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.social-user-row:last-child { border-bottom: none; }
.social-user-left {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  flex: 1;
  min-width: 0;
}
.social-user-photo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.social-user-initial {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dim);
  flex-shrink: 0;
}
.social-user-name {
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.social-follow-btn {
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  color: #0a0b0f;
  border: none;
  border-radius: 8px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.2s ease;
}
.social-follow-btn:hover { transform: translateY(-1px); box-shadow: 0 3px 12px rgba(0, 212, 170, 0.25); }
.social-follow-btn.following {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.social-follow-btn.following:hover {
  border-color: var(--red);
  color: var(--red);
}

/* ===== User View Overlay ===== */
.user-view-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 400;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  padding: 20px;
  overflow-y: auto;
}
.user-view-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.user-view-panel {
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: 20px;
  width: 100%;
  max-width: 500px;
  margin-top: 20px;
  transform: translateY(16px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
  box-shadow: var(--shadow-elevated);
}
.user-view-overlay.visible .user-view-panel {
  transform: translateY(0);
}
.user-view-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.user-view-back {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 22px;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}
.user-view-back:hover { color: var(--text); }
.user-view-profile {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}
.user-view-photo {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}
.user-view-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.user-view-name {
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.user-view-counts {
  font-size: 12px;
  color: var(--text-dim);
}
.user-view-follow-btn {
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  color: #0a0b0f;
  border: none;
  border-radius: 8px;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.2s ease;
  box-shadow: 0 2px 12px rgba(0, 212, 170, 0.2);
}
.user-view-follow-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 212, 170, 0.3);
}
.user-view-follow-btn.following {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.user-view-follow-btn.following:hover {
  border-color: var(--red);
  color: var(--red);
}
.user-view-body {
  padding: 16px 20px 24px;
}
.user-view-section-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  margin: 16px 0 10px;
}
.user-view-section-title:first-child { margin-top: 0; }
.user-view-habits-grid {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.weekly-habit-cell.readonly { cursor: default; }
.user-view-tasks {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.user-view-day-header {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  margin: 12px 0 6px;
}
.user-view-day-header:first-child { margin-top: 0; }
.user-view-task {
  font-size: 14px;
  padding: 4px 0;
  color: var(--text);
}
.user-view-task.done {
  color: var(--text-dim);
  text-decoration: line-through;
}


input[type="date"] {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  cursor: pointer;
  transition: all 0.2s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

input[type="date"]:focus {
  border-color: rgba(0, 212, 170, 0.4);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
}


@media (max-width: 768px) {
  .main-content {
    padding: 16px;
    padding-bottom: calc(80px + env(safe-area-inset-bottom));
  }
}

/* ---- Mobile (≤600px) ---- */
@media (max-width: 600px) {
  .main-content {
    padding: 12px;
    padding-bottom: calc(80px + env(safe-area-inset-bottom));
  }

  .header {
    padding: 16px 0 20px;
    margin-bottom: 20px;
  }

  .header h1 {
    font-size: 22px;
  }

  .header-right {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
  }
}


/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}


/* ===== Scope Tabs (Daily | Weekly | Monthly) ===== */
.scope-tabs {
  display: flex;
  margin-bottom: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 3px;
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.scope-tab {
  flex: 1;
  padding: 9px 14px;
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  cursor: pointer;
  border-radius: 10px;
  transition: all 0.25s ease;
}

.scope-tab:hover {
  color: var(--text);
  background: rgba(255,255,255,0.03);
}

.scope-tab.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(0, 212, 170, 0.2);
}

/* ===== View Container ===== */
#view-container {
  animation: fadeIn 0.2s ease;
}

.view-placeholder {
  text-align: center;
  color: var(--text-dim);
  padding: 60px 20px;
  font-size: 15px;
  font-style: italic;
}

/* ===== Monthly Calendar Grid ===== */
.month-hero {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px 0 20px;
}
.month-hero-label {
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text);
  min-width: 160px;
  text-align: center;
}

.month-summary {
  display: flex;
  gap: 16px;
  justify-content: center;
  padding: 0 0 16px;
}
.month-stat {
  text-align: center;
}
.month-stat-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
}
.month-stat-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.month-calendar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.month-cal-header {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 8px;
}
.month-cal-day-label {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  padding: 4px 0;
}

.month-cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.month-cal-cell {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dim);
  position: relative;
  transition: background 0.2s ease, transform 0.15s ease;
  cursor: pointer;
  min-height: 36px;
  -webkit-tap-highlight-color: transparent;
}
.month-cal-cell:not(.empty):hover {
  background: rgba(255,255,255,0.06);
  transform: scale(1.08);
}
.month-cal-cell:not(.empty):active {
  transform: scale(0.95);
}
.month-cal-cell.empty {
  opacity: 0;
  pointer-events: none;
}
.month-cal-cell.today {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  font-weight: 700;
}
.month-cal-cell.today .month-cal-num {
  color: var(--text);
}

/* SVG progress ring */
.month-cal-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.month-cal-num {
  position: relative;
  z-index: 1;
}

/* Remove old dot indicators */
.month-cal-cell.has-data::after {
  display: none;
}
.month-cal-cell .month-cal-badge {
  font-size: 8px;
  color: var(--text-dim);
  margin-top: -2px;
  position: relative;
  z-index: 1;
  line-height: 1;
}

/* ===== Daily Hero ===== */
.daily-hero {
  display: flex;
  align-items: center;
  padding: 16px 0 24px;
  gap: 12px;
}

.hero-nav-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 22px;
  cursor: pointer;
  padding: 6px 10px;
  transition: all 0.2s ease;
  flex-shrink: 0;
  line-height: 1;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero-nav-btn:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.03);
}

.hero-info {
  flex: 1;
  min-width: 0;
}

.hero-day-name {
  font-size: 26px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.8px;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--text) 0%, rgba(232,234,240,0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-day-date {
  font-size: 13px;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-top: 3px;
  letter-spacing: 0.5px;
}

.hero-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 14px;
  max-width: 240px;
}

.hero-bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-bar-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  width: 42px;
  flex-shrink: 0;
}

.hero-bar {
  flex: 1;
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}

.hero-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent) 0%, #34ebc6 100%);
  border-radius: 3px;
  transition: width 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
  width: 0%;
  box-shadow: 0 0 8px rgba(0, 212, 170, 0.3);
}

.hero-donut-wrap {
  flex-shrink: 0;
}

/* ===== Daily Cards ===== */
.daily-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}

.daily-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px 8px;
}

.daily-card-header .daily-card-title {
  padding: 0;
}

.daily-card-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  padding: 16px 20px 8px;
}

/* Edit button (pencil icon) */
.card-edit-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--text-dim);
  width: 32px;
  height: 32px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
  line-height: 1;
  flex-shrink: 0;
}

.card-edit-btn:hover {
  color: var(--text);
  background: var(--surface-2);
  border-color: var(--border);
}

.card-edit-btn.active {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: var(--accent);
}

/* Habit delete button (edit mode) */
.habit-delete-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
  flex-shrink: 0;
  line-height: 1;
  padding: 0;
}

.habit-delete-btn:hover {
  color: var(--red);
  background: var(--red-dim);
}

/* ===== Daily List Rows (Habits & Tasks) ===== */
.daily-list-row {
  display: flex;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

.daily-list-row:last-child {
  border-bottom: none;
}

.daily-list-name {
  flex: 1;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.daily-habit-name-input {
  flex: 1;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  background: transparent;
  border: none;
  outline: none;
  min-width: 0;
  padding: 0;
  font-family: inherit;
}

.daily-habit-name-input::placeholder {
  color: var(--text-dim);
  opacity: 0.5;
}

/* Unit badge next to habit name */
.daily-habit-unit-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 2px 8px;
  border-radius: 20px;
  margin-left: 8px;
  vertical-align: middle;
  white-space: nowrap;
  letter-spacing: 0.3px;
  border: 1px solid rgba(0, 212, 170, 0.15);
}

/* Goal group (target + unit) for new habits */
.daily-habit-goal-group {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.daily-habit-target-input {
  width: 42px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 13px;
  padding: 4px 6px;
  text-align: center;
  font-family: inherit;
  outline: none;
  -moz-appearance: textfield;
}

.daily-habit-target-input::-webkit-inner-spin-button,
.daily-habit-target-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.daily-habit-target-input:focus {
  border-color: var(--accent);
}

.daily-habit-unit-select {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 13px;
  padding: 4px 6px;
  font-family: inherit;
  outline: none;
  cursor: pointer;
}

.daily-habit-unit-select:focus {
  border-color: var(--accent);
}

.daily-task-input {
  flex: 1;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  background: transparent;
  border: none;
  outline: none;
  min-width: 0;
  padding: 0;
  font-family: inherit;
}

.daily-task-input::placeholder {
  color: var(--text-dim);
  opacity: 0.5;
}

.daily-list-row.completed .daily-task-input {
  text-decoration: line-through;
  color: var(--text-dim);
}

.daily-list-check {
  width: 22px;
  height: 22px;
  border: 2px solid rgba(255,255,255,0.12);
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
  position: relative;
}

.daily-list-check:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.daily-list-check.checked {
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(0, 212, 170, 0.3);
}

.daily-list-check.checked::after {
  content: '\2713';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #0a0b0f;
  font-size: 13px;
  font-weight: 800;
}

/* Delete button for tasks */
.daily-task-delete {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 14px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s;
  padding: 0 2px;
  flex-shrink: 0;
  line-height: 1;
}

.daily-list-row:hover .daily-task-delete {
  opacity: 0.5;
}

.daily-task-delete:hover {
  opacity: 1 !important;
  color: var(--red);
}

/* ===== Privacy Dropdown ===== */
.privacy-select {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
  cursor: pointer;
  padding: 4px 20px 4px 6px;
  flex-shrink: 0;
  border-radius: 6px;
  font-family: inherit;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%238b8fa3'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
  transition: border-color 0.15s ease, color 0.15s ease;
  max-width: 120px;
}
.privacy-select:focus {
  border-color: var(--accent);
  outline: none;
  color: var(--text);
}
.privacy-select option {
  background: var(--surface-2);
  color: var(--text);
  padding: 8px;
}

/* ===== Daily Add Button ===== */
.daily-add-btn {
  display: block;
  background: transparent;
  border: 1.5px dashed rgba(255,255,255,0.08);
  color: var(--text-dim);
  padding: 12px;
  width: calc(100% - 32px);
  margin: 8px 16px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
  letter-spacing: 0.3px;
}

.daily-add-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ===== Bottom Day Nav ===== */
.daily-bottom-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px 0 24px;
}

.bottom-nav-arrow {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 16px;
  cursor: pointer;
  padding: 8px 12px;
  transition: all 0.2s ease;
  border-radius: var(--radius-sm);
}

.bottom-nav-arrow:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.03);
}

.bottom-nav-day {
  background: var(--accent-dim);
  border: 1px solid rgba(0, 212, 170, 0.2);
  color: var(--accent);
  padding: 8px 28px;
  border-radius: 24px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

/* ===== Mobile overrides for daily view ===== */
@media (max-width: 600px) {
  .view-tabs {
    max-width: 100%;
    margin-bottom: 16px;
  }

  .view-tab {
    padding: 8px 12px;
    font-size: 12px;
  }

  .daily-hero {
    padding: 8px 0 16px;
  }

  .hero-day-name {
    font-size: 24px;
  }

  .hero-bars {
    max-width: 180px;
  }

  .daily-card-title {
    padding: 14px 16px 6px;
  }

  .daily-card-header {
    padding: 14px 16px 6px;
  }

  .daily-card-header .daily-card-title {
    padding: 0;
  }

  .daily-list-row {
    padding: 12px 16px;
  }

  .daily-add-btn {
    margin: 6px 12px 12px;
  }
}

/* Touch device: show delete buttons faintly */
@media (hover: none) and (pointer: coarse) {
  .daily-task-delete {
    opacity: 0.3;
  }
}

/* ===================================================
   WEEKLY VIEW
   =================================================== */

/* Week Hero (same structure as daily hero) */
.week-hero {
  display: flex;
  align-items: center;
  padding: 16px 0 24px;
  gap: 12px;
}

.week-hero-info {
  flex: 1;
  min-width: 0;
}

.week-hero-label {
  font-size: 22px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.3px;
  line-height: 1.2;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--text) 0%, rgba(232,234,240,0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.week-hero-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 240px;
}

/* Weekly Card */
.weekly-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}

.weekly-card-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  padding: 16px 20px 8px;
}

/* ===== Weekly Habits Grid ===== */
.weekly-habits-grid {
  padding: 0 20px 8px;
}

/* Day header row */
.weekly-habits-header {
  display: grid;
  grid-template-columns: 1fr repeat(7, 36px);
  gap: 4px;
  align-items: center;
  padding: 8px 0 4px;
  border-bottom: 1px solid var(--border);
}

.weekly-habits-header-day {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-align: center;
  text-transform: uppercase;
}

/* Habit row */
.weekly-habit-row {
  display: grid;
  grid-template-columns: 1fr repeat(7, 36px);
  gap: 4px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.weekly-habit-row:last-child {
  border-bottom: none;
}

.weekly-habit-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.weekly-habit-unit {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 1px 6px;
  border-radius: 8px;
  margin-left: 6px;
  white-space: nowrap;
}

/* Habit cell — checkbox style */
.weekly-habit-cell {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.15s ease;
  position: relative;
}

.weekly-habit-cell:hover {
  background: var(--surface-2);
}

.weekly-habit-cell .cell-box {
  width: 22px;
  height: 22px;
  border: 2px solid var(--border);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
  font-size: 12px;
  font-weight: 700;
  color: #111113;
}

.weekly-habit-cell.checked .cell-box {
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(0, 212, 170, 0.3);
}

.weekly-habit-cell.checked .cell-box::after {
  content: '\2713';
}

.weekly-habit-cell.today {
  background: var(--accent-dim);
  border-radius: 8px;
  box-shadow: inset 0 0 0 1px rgba(0, 212, 170, 0.15);
}

/* New habit input row */
.weekly-habit-new-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
}

.weekly-habit-new-input {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  background: transparent;
  border: none;
  outline: none;
  font-family: inherit;
  min-width: 0;
}

.weekly-habit-new-input::placeholder {
  color: var(--text-dim);
  opacity: 0.5;
}

/* ===== Weekly Bar Chart ===== */
.weekly-chart-wrap {
  padding: 12px 20px 20px;
}

.weekly-chart-wrap canvas {
  width: 100%;
}

/* ===== Weekly Tasks Grid ===== */
.weekly-tasks-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0;
}

.weekly-day-col {
  border-right: 1px solid var(--border);
  min-height: 120px;
}

.weekly-day-col:last-child {
  border-right: none;
}

.weekly-day-header {
  padding: 10px 8px 6px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.weekly-day-header-name {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
}

.weekly-day-header-date {
  font-size: 11px;
  color: var(--text-dim);
  opacity: 0.7;
}

.weekly-day-header.is-today {
  background: var(--accent-dim);
}

.weekly-day-header.is-today .weekly-day-header-name {
  color: var(--accent);
}

.weekly-day-tasks {
  padding: 6px 4px;
}

.weekly-task-item {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  padding: 3px 4px;
  border-radius: 4px;
  font-size: 12px;
  line-height: 1.3;
}

.weekly-task-item.completed {
  opacity: 0.5;
}

.weekly-task-item.completed .weekly-task-text {
  text-decoration: line-through;
}

.weekly-task-check {
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--border);
  border-radius: 3px;
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 1px;
  transition: all 0.15s ease;
  position: relative;
}

.weekly-task-check.checked {
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  border-color: transparent;
  box-shadow: 0 1px 4px rgba(0, 212, 170, 0.3);
}

.weekly-task-check.checked::after {
  content: '\2713';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #111113;
  font-size: 9px;
  font-weight: 700;
}

.weekly-task-text {
  flex: 1;
  color: var(--text);
  min-width: 0;
  word-break: break-word;
}

.weekly-task-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 12px;
  font-family: inherit;
  padding: 0;
}

.weekly-task-input::placeholder {
  color: var(--text-dim);
  opacity: 0.5;
}

.weekly-day-add {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 11px;
  cursor: pointer;
  padding: 4px 8px;
  opacity: 0.5;
  transition: opacity 0.15s;
  width: 100%;
  text-align: left;
}

.weekly-day-add:hover {
  opacity: 1;
  color: var(--accent);
}

/* ===== Weekly Mobile ===== */
@media (max-width: 600px) {
  .week-hero {
    padding: 8px 0 16px;
  }

  .week-hero-label {
    font-size: 18px;
  }

  .week-hero-bars {
    max-width: 180px;
  }

  /* Stack tasks vertically on mobile */
  .weekly-tasks-grid {
    grid-template-columns: 1fr;
  }

  .weekly-day-col {
    border-right: none;
    border-bottom: 1px solid var(--border);
    min-height: auto;
  }

  .weekly-day-col:last-child {
    border-bottom: none;
  }

  .weekly-day-header {
    text-align: left;
    padding: 10px 12px 6px;
  }

  .weekly-day-tasks {
    padding: 4px 8px 8px;
  }

  /* Habits grid: smaller cells on mobile */
  .weekly-habits-header,
  .weekly-habit-row {
    grid-template-columns: 1fr repeat(7, 28px);
    gap: 2px;
  }

  .weekly-habit-cell {
    width: 28px;
    height: 28px;
  }

  .weekly-habit-cell .cell-box {
    width: 18px;
    height: 18px;
    font-size: 10px;
  }

  .weekly-habits-header-day {
    font-size: 9px;
  }

  .weekly-habit-name {
    font-size: 12px;
  }

  .weekly-habit-unit {
    font-size: 9px;
    padding: 1px 4px;
    margin-left: 4px;
  }

  .weekly-habits-grid {
    padding: 0 12px 8px;
  }

  .weekly-card-title {
    padding: 14px 12px 6px;
  }

  .weekly-chart-wrap {
    padding: 8px 12px 16px;
  }
}

/* ===================================================
   CONFIRM OVERLAY
   =================================================== */
.confirm-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
}

.confirm-overlay.visible {
  display: flex;
}

.confirm-box {
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 32px 28px 24px;
  max-width: 320px;
  width: 90%;
  text-align: center;
  animation: confirmPop 0.2s ease;
  box-shadow: var(--shadow-elevated);
}

@keyframes confirmPop {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.confirm-icon {
  font-size: 36px;
  color: var(--red);
  margin-bottom: 12px;
  line-height: 1;
}

.confirm-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.confirm-msg {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 24px;
}

.confirm-actions {
  display: flex;
  gap: 10px;
}

.confirm-btn {
  flex: 1;
  padding: 12px 16px;
  border-radius: 10px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.confirm-btn.cancel {
  background: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.confirm-btn.cancel:hover {
  color: var(--text);
  border-color: var(--text-dim);
}

.confirm-btn.reset {
  background: var(--red);
  color: #fff;
}

.confirm-btn.reset:hover {
  background: #c9565e;
}

/* ===== CHALLENGES VIEW ===== */

.ch-sub-tabs {
  display: flex;
  gap: 8px;
  padding: 0 0 16px;
}
.ch-sub-tab {
  flex: 1;
  padding: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  font-family: inherit;
  text-align: center;
  transition: all 0.2s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.ch-sub-tab:hover {
  color: var(--text);
  background: rgba(255,255,255,0.03);
}
.ch-sub-tab.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(0, 212, 170, 0.2);
  border-color: transparent;
}
.ch-section { display: none; }
.ch-section.active { display: block; }

/* Challenge Cards — Accordion */
.ch-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  transition: all 0.3s ease, border-color 0.3s ease;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.ch-card:hover:not(.expanded) {
  border-color: rgba(0, 212, 170, 0.3);
  background: rgba(30, 34, 48, 0.8);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(0, 212, 170, 0.08);
}
.ch-card.expanded {
  border-color: rgba(0, 212, 170, 0.25);
  background: rgba(22, 25, 35, 0.85);
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(0, 212, 170, 0.1), 0 0 40px rgba(0, 212, 170, 0.04);
}

/* Summary (clickable header) */
.ch-card-summary {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 16px 20px;
  gap: 12px;
}
.ch-card-summary-left {
  flex: 1;
  min-width: 0;
}
.ch-card-chevron {
  font-size: 22px;
  color: var(--text-dim);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  line-height: 1;
  font-weight: 300;
}
.ch-card.expanded .ch-card-chevron {
  transform: rotate(90deg);
  color: var(--accent);
}

/* Detail container (accordion body) */
.ch-card-detail {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s cubic-bezier(0.22, 0.61, 0.36, 1),
              opacity 0.3s ease 0.05s;
}
.ch-card.expanded .ch-card-detail {
  max-height: 2000px;
  overflow-y: auto;
  opacity: 1;
  border-top: 1px solid var(--border);
  -webkit-overflow-scrolling: touch;
}
.ch-card-detail:empty {
  border-top: none !important;
}

/* Inline detail content */
.ch-inline-header {
  padding: 16px 20px;
}
.ch-inline-header .ch-detail-meta {
  margin-bottom: 12px;
}
.ch-inline-header .ch-detail-actions {
  padding: 0;
}

.ch-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.ch-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  margin-right: 10px;
}
.ch-status-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  white-space: nowrap;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}
.ch-status-badge.active {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(0, 212, 170, 0.15);
}
.ch-status-badge.upcoming {
  background: rgba(110, 170, 255, 0.12);
  color: var(--blue);
  border: 1px solid rgba(110, 170, 255, 0.15);
}
.ch-status-badge.completed {
  background: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.ch-status-badge.completed.tier-green {
  background: rgba(0, 212, 170, 0.12);
  color: var(--accent);
  border: 1px solid rgba(0, 212, 170, 0.25);
}
.ch-status-badge.completed.tier-yellow {
  background: rgba(250, 204, 21, 0.12);
  color: #facc15;
  border: 1px solid rgba(250, 204, 21, 0.25);
}
.ch-status-badge.completed.tier-orange {
  background: rgba(251, 146, 60, 0.12);
  color: #fb923c;
  border: 1px solid rgba(251, 146, 60, 0.25);
}
.ch-status-badge.completed.tier-red {
  background: rgba(248, 113, 113, 0.12);
  color: #f87171;
  border: 1px solid rgba(248, 113, 113, 0.25);
}
.ch-card-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 10px;
}
.ch-card-progress .hero-bar {
  height: 6px;
}

/* Create Button */
.ch-create-btn {
  display: block;
  width: 100%;
  background: transparent;
  border: 1.5px dashed rgba(255,255,255,0.08);
  color: var(--text-dim);
  padding: 14px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  transition: all 0.2s ease;
  margin-top: 12px;
  letter-spacing: 0.3px;
}
.ch-create-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}
.ch-create-btn:active { transform: scale(0.98); }

.ch-empty {
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
  padding: 24px 0;
}

/* Challenge Create Overlay */
.ch-create-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 450;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  padding: 20px;
  overflow-y: auto;
}
.ch-create-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

.ch-create-panel {
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: 20px;
  width: 100%;
  max-width: 560px;
  margin-top: 20px;
  transform: translateY(16px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
  box-shadow: var(--shadow-elevated);
}
.ch-create-overlay.visible .ch-create-panel {
  transform: translateY(0);
}

.ch-create-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 20px 12px;
  border-bottom: 1px solid var(--border);
}
.ch-create-header h2 {
  flex: 1;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}
.ch-create-body {
  padding: 16px 20px 20px;
}

/* Create Form */
.ch-form-group {
  margin-bottom: 16px;
}
.ch-form-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.ch-form-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.ch-form-input:focus {
  border-color: rgba(0, 212, 170, 0.4);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.ch-form-textarea {
  resize: vertical;
  min-height: 60px;
}
.ch-form-row {
  display: flex;
  gap: 10px;
}
.ch-form-row .ch-form-group {
  flex: 1;
}

/* Mode + Visibility Toggles */
.ch-toggle-group {
  display: flex;
  gap: 8px;
}
.ch-toggle-btn {
  flex: 1;
  padding: 9px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  text-align: center;
  transition: all 0.2s ease;
}
.ch-toggle-btn:hover {
  color: var(--text);
  background: rgba(255,255,255,0.03);
}
.ch-toggle-btn.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(0, 212, 170, 0.2);
  border-color: transparent;
}

/* Challenge Items in Create Form */
.ch-item-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
}
.ch-item-name {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s ease;
}
.ch-item-name:focus { border-color: rgba(0, 212, 170, 0.4); box-shadow: 0 0 0 3px var(--accent-dim); }
.ch-item-freq {
  width: 80px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  text-align: center;
  transition: all 0.2s ease;
}
.ch-item-freq:focus { border-color: rgba(0, 212, 170, 0.4); box-shadow: 0 0 0 3px var(--accent-dim); }
.ch-item-target {
  width: 56px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 6px;
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  text-align: center;
  transition: all 0.2s ease;
}
.ch-item-target:focus { border-color: rgba(0, 212, 170, 0.4); box-shadow: 0 0 0 3px var(--accent-dim); }
.ch-item-unit {
  width: 60px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 4px;
  color: var(--text);
  font-size: 12px;
  font-family: inherit;
  outline: none;
  -webkit-appearance: none;
  transition: all 0.2s ease;
}
.ch-item-unit:focus { border-color: rgba(0, 212, 170, 0.4); box-shadow: 0 0 0 3px var(--accent-dim); }
.ch-item-del {
  background: none;
  border: none;
  color: var(--red);
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
  opacity: 0.6;
  transition: opacity 0.15s;
}
.ch-item-del:hover { opacity: 1; }

.ch-add-item-btn {
  background: transparent;
  border: 1.5px dashed rgba(255,255,255,0.08);
  color: var(--text-dim);
  padding: 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  width: 100%;
  transition: all 0.2s ease;
  letter-spacing: 0.3px;
}
.ch-add-item-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.ch-submit-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  color: #0a0b0f;
  border: none;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  margin-top: 20px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 20px rgba(0, 212, 170, 0.25);
}
.ch-submit-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(0, 212, 170, 0.35);
}
.ch-submit-btn:active { transform: scale(0.97); }
.ch-submit-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Challenge Detail (inline accordion) */
.ch-detail-desc {
  font-size: 14px;
  color: var(--text-dim);
  margin-bottom: 12px;
  line-height: 1.5;
}
.ch-detail-meta {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.ch-detail-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}
.ch-detail-actions {
  display: flex;
  gap: 10px;
}
.ch-join-btn {
  flex: 1;
  padding: 12px;
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  color: #0a0b0f;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
  box-shadow: 0 3px 16px rgba(0, 212, 170, 0.2);
}
.ch-join-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 24px rgba(0, 212, 170, 0.3);
}
.ch-join-btn:active { transform: scale(0.97); }
.ch-join-btn.joined {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  box-shadow: none;
}
.ch-leave-btn {
  padding: 12px 16px;
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid rgba(240, 96, 112, 0.15);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
}
.ch-leave-btn:hover {
  border-color: var(--red);
  background: rgba(240, 96, 112, 0.18);
}
.ch-leave-btn:active { transform: scale(0.97); }

.ch-edit-btn {
  padding: 10px 16px;
  background: var(--surface);
  color: var(--accent);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: border-color 0.2s, background 0.15s;
}
.ch-edit-btn:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}
.ch-edit-btn:active { transform: scale(0.97); }

.ch-delete-btn {
  padding: 10px 16px;
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.2s, border-color 0.2s, background 0.15s;
}
.ch-delete-btn:hover {
  color: var(--red);
  border-color: var(--red);
  background: var(--red-dim);
}
.ch-delete-btn:active { transform: scale(0.97); }

/* Challenge Week Grid */
.ch-week-section {
  padding: 0 20px 16px;
}
.ch-section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  padding: 12px 0 8px;
}
.ch-week-grid {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}
.ch-week-header {
  display: grid;
  grid-template-columns: 1fr repeat(7, 36px);
  gap: 0;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
.ch-week-header-day {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-align: center;
  text-transform: uppercase;
}
.ch-week-row {
  display: grid;
  grid-template-columns: 1fr repeat(7, 36px);
  gap: 0;
  padding: 6px 12px;
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.ch-week-row:last-child { border-bottom: none; }
.ch-week-item-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.ch-week-item-name {
  font-size: 14px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ch-week-item-freq {
  font-size: 11px;
  color: var(--text-dim);
}
.ch-week-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.ch-week-cell .cell-box {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1.5px solid var(--border);
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--text-dim);
}
.ch-week-cell.checked .cell-box {
  background: linear-gradient(135deg, var(--accent) 0%, #34ebc6 100%);
  border-color: transparent;
  color: #0a0b0f;
  box-shadow: 0 2px 8px rgba(0, 212, 170, 0.3);
}
.ch-week-cell.today .cell-box {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}
.ch-week-cell.readonly {
  cursor: default;
  opacity: 0.35;
  pointer-events: none;
}
.ch-week-cell.readonly .cell-box {
  border-color: rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.02);
}
.ch-week-cell.readonly.checked .cell-box {
  opacity: 0.6;
}
.ch-week-cell:not(.readonly):hover .cell-box {
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.03);
}

/* Challenge Results Banner */
.ch-results-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(0, 212, 170, 0.08);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 16px;
}
.ch-results-emoji {
  font-size: 28px;
  line-height: 1;
}
.ch-results-text {
  flex: 1;
}
.ch-results-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 2px;
}
.ch-results-msg {
  font-size: 13px;
  color: var(--text-dim);
}
.ch-results-score {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
}

/* Leaderboard */
.ch-leaderboard {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 16px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}
.ch-lb-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s ease;
}
.ch-lb-row:last-child { border-bottom: none; }
.ch-lb-me {
  background: var(--accent-dim);
  border-radius: 8px;
  margin: 2px -8px;
  padding: 10px 8px;
  border: 1px solid rgba(0, 212, 170, 0.1);
}
.ch-lb-rank {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dim);
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}
.ch-lb-bar {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
}
.ch-lb-bar .hero-bar { height: 6px; flex: 1; }
.ch-lb-pct {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  width: 36px;
  text-align: right;
  flex-shrink: 0;
}

/* Mobile responsive for challenges */
@media (max-width: 600px) {
  .ch-week-header {
    grid-template-columns: 1fr repeat(7, 30px);
    padding: 6px 8px;
  }
  .ch-week-row {
    grid-template-columns: 1fr repeat(7, 30px);
    padding: 4px 8px;
  }
  .ch-week-cell .cell-box {
    width: 24px;
    height: 24px;
    font-size: 10px;
  }
  .ch-item-row {
    flex-wrap: wrap;
  }
  .ch-item-name {
    min-width: 100%;
  }
}

/* ===== REMINDER SETTINGS ===== */
.profile-section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  padding: 16px 24px 6px;
}
.reminder-settings {
  padding: 8px 24px 16px;
}
.reminder-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
}
.reminder-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
}
.reminder-icon { font-size: 18px; }
.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 24px;
  cursor: pointer;
  transition: background 0.25s ease;
}
.toggle-slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  bottom: 3px;
  background: var(--text);
  border-radius: 50%;
  transition: transform 0.25s ease;
}
.toggle-switch input:checked + .toggle-slider {
  background: var(--accent);
}
.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}
.reminder-time-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  animation: fadeSlideDown 0.2s ease;
}
.reminder-time-label {
  font-size: 14px;
  color: var(--text-dim);
}
.reminder-time-input {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 6px 12px;
  font-size: 14px;
  font-family: inherit;
}
.reminder-time-input::-webkit-calendar-picker-indicator {
  filter: invert(0.8);
}
.reminder-status {
  font-size: 12px;
  color: var(--text-dim);
  padding-top: 4px;
  min-height: 20px;
}

/* ===== DRAG & DROP ===== */
.daily-list-row {
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
}
.daily-list-row.dragging {
  opacity: 0.85;
  transform: scale(1.03);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  z-index: 10;
  background: var(--surface-2);
  border-radius: 8px;
}
.daily-list-row.drag-over {
  transform: translateY(4px);
}
.daily-list-row.drag-above {
  border-top: 2px solid var(--accent);
}
.daily-list-row.drag-below {
  border-bottom: 2px solid var(--accent);
}
.drag-handle {
  cursor: grab;
  color: var(--text-dim);
  opacity: 0.3;
  font-size: 14px;
  padding: 0 2px;
  margin-left: 4px;
  margin-right: -4px;
  touch-action: none;
  user-select: none;
  display: flex;
  align-items: center;
  transition: opacity 0.15s ease, color 0.15s ease;
  flex-shrink: 0;
}
.drag-handle:hover {
  opacity: 0.7;
  color: var(--accent);
}
.drag-handle:active {
  cursor: grabbing;
}

/* ===== ANIMATIONS & TRANSITIONS ===== */

/* Fade + slide for general elements */
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}

/* Check completion burst */
@keyframes checkPop {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.3); }
  70%  { transform: scale(0.95); }
  100% { transform: scale(1); }
}
@keyframes checkGlow {
  0%   { box-shadow: 0 0 0 0 rgba(0, 212, 170, 0.5); }
  70%  { box-shadow: 0 0 0 10px rgba(0, 212, 170, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 212, 170, 0); }
}
.daily-list-check.animate-check {
  animation: checkPop 0.35s cubic-bezier(0.36, 1.6, 0.4, 1), checkGlow 0.5s ease-out;
}

/* Task completion strike-through animation */
@keyframes strikeIn {
  from { width: 0; }
  to   { width: 100%; }
}
.daily-list-row.completed .daily-task-input {
  position: relative;
}
.daily-list-row.animate-complete {
  animation: fadeSlideDown 0.2s ease;
}
.daily-list-row.animate-complete .daily-list-name,
.daily-list-row.animate-complete .daily-task-input {
  text-decoration-color: var(--accent);
}

/* Row enter animation */
.daily-list-row.animate-enter {
  animation: fadeSlideUp 0.25s ease;
}

/* Row exit animation */
@keyframes rowExit {
  to { opacity: 0; transform: translateX(40px) scale(0.95); height: 0; padding: 0; margin: 0; overflow: hidden; }
}
.daily-list-row.animate-exit {
  animation: rowExit 0.25s ease forwards;
  pointer-events: none;
}

/* Ripple effect for buttons */
@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}
.ripple-wrap {
  position: relative;
  overflow: hidden;
}
.ripple-wrap .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: scale(0);
  animation: ripple 0.5s ease-out;
  pointer-events: none;
}

/* View switching with crossfade */
.view {
  display: none;
}
.view.active {
  display: block;
  animation: fadeIn 0.2s ease;
}

/* Smooth overlay transitions (enhanced) */
.dashboard-overlay,
.user-view-overlay,
.ch-create-overlay,
.confirm-overlay,
.notif-overlay {
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.dashboard-panel,
.user-view-panel,
.ch-create-panel,
.notif-panel {
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.25s ease;
}

/* Tab switching indicator animation */
.view-tab {
  position: relative;
}
.view-tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 20%;
  right: 20%;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  animation: tabSlide 0.25s ease;
}
@keyframes tabSlide {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* Daily hero day transition */
.daily-hero {
  transition: opacity 0.15s ease;
}
.daily-hero.navigating {
  opacity: 0.6;
}

/* Progress bar smooth fill */
.hero-bar-fill {
  transition: width 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* Card stagger animation on view load */
.daily-card {
  animation: fadeSlideUp 0.3s ease backwards;
}
.daily-card:nth-child(2) {
  animation-delay: 0.05s;
}
.daily-card:nth-child(3) {
  animation-delay: 0.1s;
}

/* Habit/task checkbox hover glow */
.daily-list-check:hover:not(.checked) {
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.daily-list-check {
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

/* Button press effect */
.daily-add-btn:active,
.ch-join-btn:active,
.social-follow-btn:active,
.confirm-btn:active {
  transform: scale(0.97);
  transition: transform 0.08s ease;
}

/* Number counter pop on donut */
@keyframes numberPop {
  from { transform: scale(0.8); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

/* Scroll reveal for cards */
.daily-list-row {
  animation: fadeSlideUp 0.2s ease backwards;
}
.daily-list-row:nth-child(1) { animation-delay: 0s; }
.daily-list-row:nth-child(2) { animation-delay: 0.03s; }
.daily-list-row:nth-child(3) { animation-delay: 0.06s; }
.daily-list-row:nth-child(4) { animation-delay: 0.09s; }
.daily-list-row:nth-child(5) { animation-delay: 0.12s; }
.daily-list-row:nth-child(6) { animation-delay: 0.15s; }
.daily-list-row:nth-child(7) { animation-delay: 0.18s; }
.daily-list-row:nth-child(8) { animation-delay: 0.21s; }

/* Confirm dialog enhanced */
.confirm-box {
  animation: confirmPop 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Dashboard overlay slide-up */
.dashboard-panel {
  transform: translateY(16px);
  opacity: 0;
}
.dashboard-overlay.visible .dashboard-panel {
  transform: translateY(0);
  opacity: 1;
}

/* ===== COMPLETION CELEBRATION ===== */
@keyframes celebrationBurst {
  0% { opacity: 1; transform: translate(var(--dx), var(--dy)) scale(0); }
  50% { opacity: 1; transform: translate(calc(var(--dx) * 3), calc(var(--dy) * 3)) scale(1); }
  100% { opacity: 0; transform: translate(calc(var(--dx) * 5), calc(var(--dy) * 5)) scale(0.5); }
}
.celebration-particle {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  pointer-events: none;
  animation: celebrationBurst 0.6s ease-out forwards;
}
.completion-flash {
  animation: completionFlash 0.4s ease;
}
@keyframes completionFlash {
  0% { background: var(--surface); }
  30% { background: rgba(0, 212, 170, 0.15); }
  100% { background: var(--surface); }
}

/* Challenge card stagger animation */
.ch-card {
  animation: fadeSlideUp 0.3s ease backwards;
}
.ch-card:nth-child(1) { animation-delay: 0s; }
.ch-card:nth-child(2) { animation-delay: 0.04s; }
.ch-card:nth-child(3) { animation-delay: 0.08s; }
.ch-card:nth-child(4) { animation-delay: 0.12s; }
.ch-card:nth-child(5) { animation-delay: 0.16s; }

/* Weekly card stagger */
.weekly-card {
  animation: fadeSlideUp 0.3s ease backwards;
}
.weekly-card:nth-child(2) { animation-delay: 0.05s; }
.weekly-card:nth-child(3) { animation-delay: 0.1s; }

/* Challenge leaderboard row stagger */
.ch-lb-row {
  animation: fadeSlideUp 0.2s ease backwards;
}
.ch-lb-row:nth-child(1) { animation-delay: 0s; }
.ch-lb-row:nth-child(2) { animation-delay: 0.03s; }
.ch-lb-row:nth-child(3) { animation-delay: 0.06s; }
.ch-lb-row:nth-child(4) { animation-delay: 0.09s; }
.ch-lb-row:nth-child(5) { animation-delay: 0.12s; }

/* Social user row stagger */
.social-user-row {
  animation: fadeSlideUp 0.2s ease backwards;
}
.social-user-row:nth-child(1) { animation-delay: 0s; }
.social-user-row:nth-child(2) { animation-delay: 0.03s; }
.social-user-row:nth-child(3) { animation-delay: 0.06s; }
.social-user-row:nth-child(4) { animation-delay: 0.09s; }
.social-user-row:nth-child(5) { animation-delay: 0.12s; }

/* Subtle gradient accent on leaderboard progress bars */
.ch-lb-bar .hero-bar-fill {
  background: linear-gradient(90deg, var(--accent) 0%, #34ebc6 100%);
  box-shadow: 0 0 8px rgba(0, 212, 170, 0.3);
}

/* ================================================
   NOTIFICATION BELL + BADGE
================================================ */
.notif-bell-btn {
  position: relative;
  background: var(--surface-glass);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.notif-bell-btn:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.notif-bell-icon {
  font-size: 18px;
  line-height: 1;
}
.notif-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--red);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border: 2px solid var(--bg);
  line-height: 1;
  animation: badgePop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes badgePop {
  from { transform: scale(0); }
  to   { transform: scale(1); }
}

/* ================================================
   NOTIFICATION OVERLAY + PANEL
================================================ */
.notif-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 64px;
}
.notif-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.notif-panel {
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: 20px;
  width: 92%;
  max-width: 420px;
  max-height: 75vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-elevated);
  transform: translateY(16px);
  opacity: 0;
}
.notif-overlay.visible .notif-panel {
  transform: translateY(0);
  opacity: 1;
}
.notif-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 12px;
  border-bottom: 1px solid var(--border);
}
.notif-panel-top h2 {
  font-size: 20px;
  font-weight: 700;
}
.notif-panel-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.notif-mark-all-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.15s;
}
.notif-mark-all-btn:hover {
  background: var(--accent-dim);
}
.notif-close-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 6px;
}
.notif-close-btn:hover {
  color: var(--text);
}
.notif-list {
  overflow-y: auto;
  padding: 8px 0;
  flex: 1;
}
.notif-empty {
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
  padding: 40px 20px;
}

/* ================================================
   NOTIFICATION ITEM
================================================ */
.notif-item {
  display: flex;
  gap: 12px;
  padding: 14px 20px;
  cursor: pointer;
  transition: background 0.15s;
  position: relative;
  animation: fadeSlideUp 0.2s ease backwards;
}
.notif-item:hover {
  background: rgba(255, 255, 255, 0.03);
}
.notif-item.unread {
  background: rgba(0, 212, 170, 0.04);
}
.notif-item.unread::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.notif-icon {
  font-size: 24px;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border-radius: 10px;
  border: 1px solid var(--border);
}
.notif-content {
  flex: 1;
  min-width: 0;
}
.notif-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.notif-body {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.notif-time {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 4px;
  opacity: 0.7;
}
.notif-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.notif-accept-btn,
.notif-decline-btn {
  padding: 6px 16px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
}
.notif-accept-btn:active,
.notif-decline-btn:active {
  transform: scale(0.96);
}
.notif-accept-btn {
  background: var(--accent);
  color: #111;
}
.notif-accept-btn:hover {
  opacity: 0.9;
}
.notif-decline-btn {
  background: var(--surface);
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.notif-decline-btn:hover {
  color: var(--text);
  border-color: var(--border-hover);
}

/* Stagger animation for notif items */
.notif-item:nth-child(1) { animation-delay: 0s; }
.notif-item:nth-child(2) { animation-delay: 0.03s; }
.notif-item:nth-child(3) { animation-delay: 0.06s; }
.notif-item:nth-child(4) { animation-delay: 0.09s; }
.notif-item:nth-child(5) { animation-delay: 0.12s; }

/* ================================================
   INVITE CHIPS (Challenge Create Form)
================================================ */
.ch-invite-section {
  margin-top: 4px;
}
.ch-invite-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.ch-invite-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 10px 4px 4px;
  font-size: 13px;
  color: var(--text);
  animation: badgePop 0.2s ease;
}
.ch-invite-chip-photo {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--surface-2);
}
.ch-invite-chip-initial {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
}
.ch-invite-chip-remove {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 14px;
  cursor: pointer;
  padding: 0 2px;
  margin-left: 2px;
  line-height: 1;
}
.ch-invite-chip-remove:hover {
  color: var(--red);
}
.ch-invite-search-wrap {
  position: relative;
}
.ch-invite-search {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}
.ch-invite-search:focus {
  border-color: var(--accent);
}
.ch-invite-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  max-height: 180px;
  overflow-y: auto;
  z-index: 10;
  box-shadow: var(--shadow-elevated);
  display: none;
}
.ch-invite-results.open {
  display: block;
}
.ch-invite-result {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 0.15s;
}
.ch-invite-result:hover {
  background: rgba(255, 255, 255, 0.04);
}
.ch-invite-result-photo {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--surface-2);
  flex-shrink: 0;
}
.ch-invite-result-initial {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.ch-invite-result-info {
  flex: 1;
  min-width: 0;
}
.ch-invite-result-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ch-invite-result-email {
  font-size: 12px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ch-invite-add-btn {
  background: var(--accent);
  color: #111;
  border: none;
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  flex-shrink: 0;
  transition: opacity 0.15s;
}
.ch-invite-add-btn:hover {
  opacity: 0.9;
}
.ch-invite-add-btn.added {
  background: var(--surface);
  color: var(--text-dim);
  border: 1px solid var(--border);
  cursor: default;
}

/* ================================================
   INVITE PANEL (Expanded Challenge Card)
================================================ */
.ch-existing-invite-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  cursor: pointer;
  transition: border-color 0.2s, background 0.15s;
  margin-top: 8px;
}
.ch-existing-invite-btn:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}
.ch-existing-invite-panel {
  margin-top: 10px;
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  animation: fadeSlideUp 0.2s ease;
}
.ch-existing-invite-panel .ch-invite-search {
  margin-bottom: 8px;
}
.ch-invite-status {
  text-align: center;
  font-size: 13px;
  color: var(--accent);
  padding: 8px;
  animation: fadeSlideUp 0.2s ease;
}