:root {
  color-scheme: dark light;
  --pp-bg: #050816;
  --pp-bg-elevated: rgba(15, 23, 42, 0.9);
  --pp-border-subtle: rgba(148, 163, 184, 0.2);
  --pp-accent: #38bdf8;
  --pp-accent-soft: rgba(56, 189, 248, 0.1);
  --pp-text: #e5e7eb;
  --pp-text-muted: #9ca3af;
  --pp-danger: #f97373;
  --pp-radius-lg: 18px;
  --pp-radius-full: 999px;
  --pp-shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.6);
  --pp-blur: 22px;
  --pp-gap: 16px;
  --pp-transition-fast: 160ms ease-out;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #0f172a 0, #020617 45%, #020617);
  color: var(--pp-text);
  min-height: 100%;
}

body {
  display: flex;
  align-items: stretch;
  justify-content: center;
}

#app {
  flex: 1;
  max-width: 960px;
  margin: 12px auto 24px;
  padding: 16px clamp(12px, 4vw, 24px);
}

.pp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.pp-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pp-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pp-logo-dot {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: conic-gradient(
    from 140deg,
    #22d3ee,
    #a855f7,
    #f97316,
    #22d3ee
  );
  box-shadow: 0 0 22px rgba(56, 189, 248, 0.9);
}

.pp-logo-text {
  font-weight: 600;
  letter-spacing: 0.04em;
  font-size: 1.05rem;
}

.pp-main {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 18px;
}

@media (max-width: 800px) {
  .pp-main {
    grid-template-columns: minmax(0, 1fr);
  }
}

.pp-panel {
  background: linear-gradient(
      to bottom right,
      rgba(15, 23, 42, 0.96),
      rgba(15, 23, 42, 0.9)
    ),
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.12), transparent),
    radial-gradient(circle at bottom right, rgba(168, 85, 247, 0.1), transparent);
  border-radius: var(--pp-radius-lg);
  border: 1px solid var(--pp-border-subtle);
  box-shadow: var(--pp-shadow-soft);
  padding: 18px 18px 16px;
  backdrop-filter: blur(var(--pp-blur));
}

.pp-panel-title {
  margin: 0 0 6px;
  font-size: 1.1rem;
}

.pp-panel-subtitle {
  margin: 0 0 14px;
  font-size: 0.9rem;
  color: var(--pp-text-muted);
}

.pp-panel-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}

.pp-field-group {
  margin-bottom: 14px;
}

.pp-field-label {
  display: block;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pp-text-muted);
  margin-bottom: 6px;
}

.pp-chip-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.pp-chip {
  border-radius: var(--pp-radius-full);
  padding: 6px 10px;
  border: 1px solid transparent;
  font-size: 0.8rem;
  background: rgba(15, 23, 42, 0.8);
  color: var(--pp-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: background var(--pp-transition-fast),
    border-color var(--pp-transition-fast), transform var(--pp-transition-fast),
    color var(--pp-transition-fast), box-shadow var(--pp-transition-fast);
}

.pp-chip-emoji {
  font-size: 1.05rem;
}

.pp-chip-label {
  text-transform: capitalize;
}

.pp-chip:hover {
  background: rgba(15, 23, 42, 0.95);
  border-color: rgba(148, 163, 184, 0.6);
  transform: translateY(-1px);
}

.pp-chip.pp-chip--selected {
  background: var(--pp-accent-soft);
  border-color: var(--pp-accent);
  color: var(--pp-text);
  box-shadow: 0 0 18px rgba(56, 189, 248, 0.4);
}

.pp-textarea {
  width: 100%;
  resize: vertical;
  min-height: 60px;
  max-height: 140px;
  border-radius: 12px;
  border: 1px solid var(--pp-border-subtle);
  padding: 8px 10px;
  font-size: 0.9rem;
  background: rgba(15, 23, 42, 0.9);
  color: var(--pp-text);
  outline: none;
  transition: border-color var(--pp-transition-fast),
    box-shadow var(--pp-transition-fast), background var(--pp-transition-fast);
}

.pp-textarea::placeholder {
  color: var(--pp-text-muted);
}

.pp-textarea:focus {
  border-color: var(--pp-accent);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.5);
  background: rgba(15, 23, 42, 0.97);
}

.pp-primary-button {
  appearance: none;
  border: none;
  border-radius: var(--pp-radius-full);
  padding: 9px 18px;
  font-size: 0.92rem;
  font-weight: 500;
  background: linear-gradient(135deg, #22d3ee, #3b82f6);
  color: #0b1120;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  box-shadow: 0 10px 25px rgba(56, 189, 248, 0.45);
  margin-top: 4px;
  transition: transform var(--pp-transition-fast),
    box-shadow var(--pp-transition-fast), filter var(--pp-transition-fast);
}

.pp-primary-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(59, 130, 246, 0.55);
  filter: brightness(1.03);
}

.pp-primary-button:active {
  transform: translateY(1px) scale(0.99);
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.8);
}

.pp-primary-button--danger {
  background: linear-gradient(135deg, #f97373, #ef4444);
  box-shadow: 0 10px 25px rgba(249, 115, 115, 0.45);
}

.pp-primary-button--danger:hover {
  box-shadow: 0 14px 30px rgba(239, 68, 68, 0.55);
  filter: brightness(1.05);
}

.pp-icon-button {
  appearance: none;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.3);
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.7);
  color: var(--pp-text-muted);
  cursor: pointer;
  transition: background var(--pp-transition-fast),
    border-color var(--pp-transition-fast), transform var(--pp-transition-fast),
    box-shadow var(--pp-transition-fast), color var(--pp-transition-fast);
}

.pp-icon-button:hover {
  background: rgba(15, 23, 42, 0.96);
  border-color: rgba(148, 163, 184, 0.7);
  color: var(--pp-text);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.8);
  transform: translateY(-1px);
}

.pp-text-button {
  appearance: none;
  border: none;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  cursor: pointer;
  background: rgba(15, 23, 42, 0.7);
  color: var(--pp-text-muted);
  border: 1px solid rgba(148, 163, 184, 0.25);
  transition: background var(--pp-transition-fast),
    color var(--pp-transition-fast), border-color var(--pp-transition-fast),
    transform var(--pp-transition-fast);
}

.pp-text-button:hover {
  background: rgba(15, 23, 42, 0.96);
  color: var(--pp-text);
  border-color: rgba(148, 163, 184, 0.7);
  transform: translateY(-1px);
}

.pp-text-button--danger {
  color: var(--pp-danger);
  border-color: rgba(249, 115, 115, 0.4);
}

.pp-text-button--danger:hover {
  background: rgba(249, 115, 115, 0.1);
  border-color: rgba(249, 115, 115, 0.6);
  color: var(--pp-danger);
}

.pp-file-input-hidden {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0;
  height: 0;
}

.pp-save-status {
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--pp-text-muted);
  min-height: 1em;
}

.pp-save-status--ok {
  color: #4ade80;
}

.pp-save-status--error {
  color: var(--pp-danger);
}

.pp-list {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  max-height: 260px;
  overflow-y: auto;
}

.pp-list-item {
  padding: 8px 8px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.1);
  background: rgba(15, 23, 42, 0.8);
  margin-bottom: 6px;
}

.pp-list-item-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}

.pp-list-primary {
  font-size: 0.9rem;
}

.pp-list-secondary {
  font-size: 0.78rem;
  color: var(--pp-text-muted);
}

.pp-chart-card,
.pp-feed-card {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  min-height: 140px;
}

.pp-chart-card--empty::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("images/chart_temp_bg.jpg") center / cover no-repeat;
  opacity: 0.5;
  pointer-events: none;
  z-index: 1;
}

.pp-chart-card--empty::after {
  content: "check in to show mood Journal";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(229, 231, 235, 0.8);
  font-size: 0.9rem;
  font-weight: 500;
  pointer-events: none;
  z-index: 2;
  text-align: center;
  padding: 20px;
}

.pp-feed-card--empty::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("images/feed_temp_bg.jpg") center / cover no-repeat;
  opacity: 0.5;
  pointer-events: none;
  z-index: 1;
}

.pp-feed-card--empty::after {
  content: "check in to show mood Journal";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(229, 231, 235, 0.8);
  font-size: 0.9rem;
  font-weight: 500;
  pointer-events: none;
  z-index: 2;
  text-align: center;
  padding: 20px;
}

.pp-chart-card canvas,
.pp-feed-card .pp-list {
  position: relative;
  z-index: 3;
}

.pp-chart-card--empty canvas#moodChart {
  width: 100%;
  display: block;
  margin-bottom: 10px;
  border-radius: 14px;
  background: transparent;
}

.pp-chart-card:not(.pp-chart-card--empty) canvas#moodChart {
  width: 100%;
  display: block;
  margin-bottom: 10px;
  border-radius: 14px;
  background: radial-gradient(circle at top left, #0f172a, #020617);
}

.pp-chart-actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 4px;
}

.pp-phrase-accordion {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pp-accordion-item {
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(15, 23, 42, 0.7);
  overflow: hidden;
  transition: border-color var(--pp-transition-fast), background var(--pp-transition-fast);
}

.pp-accordion-item:hover {
  border-color: rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.8);
}

.pp-accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  cursor: pointer;
  user-select: none;
  font-size: 0.85rem;
  color: var(--pp-text);
  transition: color var(--pp-transition-fast);
}

.pp-accordion-header:hover {
  color: var(--pp-accent);
}

.pp-accordion-icon {
  font-size: 0.75rem;
  color: var(--pp-text-muted);
  transition: transform var(--pp-transition-fast), color var(--pp-transition-fast);
}

.pp-accordion-item--open .pp-accordion-icon {
  transform: rotate(180deg);
  color: var(--pp-accent);
}

.pp-accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--pp-transition-fast);
}

.pp-accordion-item--open .pp-accordion-content {
  max-height: 500px;
}

.pp-phrase-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 6px 10px 10px;
}

.pp-phrase-chip {
  font-size: 0.78rem;
  border-radius: 999px;
  padding: 4px 8px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.9);
  color: #e5e7eb;
  cursor: pointer;
  appearance: none;
  transition: border-color var(--pp-transition-fast), background var(--pp-transition-fast);
}

.pp-phrase-chip:hover {
  border-color: #38bdf8;
  background: rgba(15, 23, 42, 1);
}

.pp-footer-copy {
  max-width: 840px;
  margin: 32px auto 0;
  padding: 32px 28px 28px;
  border-radius: 20px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: linear-gradient(
    to bottom,
    rgba(15, 23, 42, 0.95),
    rgba(15, 23, 42, 0.92)
  );
  color: var(--pp-text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.pp-footer-intro {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.pp-footer-title {
  margin: 0 0 10px;
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--pp-text);
}

.pp-footer-lead {
  margin: 0;
  font-size: 1rem;
  color: var(--pp-text);
  opacity: 0.9;
  font-weight: 400;
}

.pp-footer-content {
  margin-bottom: 28px;
}

.pp-footer-content p {
  margin: 0 0 14px;
  line-height: 1.75;
}

.pp-footer-section {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.pp-footer-section:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.pp-footer-section p {
  margin: 0 0 12px;
  line-height: 1.7;
}

.pp-footer-note {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(56, 189, 248, 0.08);
  border-left: 3px solid var(--pp-accent);
  font-size: 0.88rem;
  line-height: 1.65;
}

.pp-footer-subtitle {
  margin: 0 0 12px;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--pp-text);
}

.pp-share-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
}

.pp-share-link {
  text-decoration: none;
}

.pp-footer-disclaimer {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(148, 163, 184, 0.15);
}

.pp-footer-footnote {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.65;
  opacity: 0.85;
  color: var(--pp-text-muted);
}

.pp-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  pointer-events: none;
}

.pp-modal:not([hidden]) {
  pointer-events: auto;
}

.pp-modal[hidden] {
  display: none;
}

.pp-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(8px);
  cursor: pointer;
}

.pp-modal-content {
  position: relative;
  z-index: 1;
  background: linear-gradient(
    to bottom right,
    rgba(15, 23, 42, 0.98),
    rgba(15, 23, 42, 0.95)
  );
  border-radius: var(--pp-radius-lg);
  border: 1px solid var(--pp-border-subtle);
  box-shadow: 0 24px 60px rgba(2, 6, 23, 0.9);
  padding: 24px;
  max-width: 420px;
  width: 100%;
  backdrop-filter: blur(var(--pp-blur));
  pointer-events: auto;
  cursor: default;
}

.pp-modal-title {
  margin: 0 0 12px;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--pp-text);
}

.pp-modal-message {
  margin: 0 0 20px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--pp-text-muted);
}

.pp-modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.pp-modal-actions .pp-text-button {
  margin: 0;
}

.pp-modal-actions .pp-primary-button {
  margin: 0;
}