/* 梦想 Echo 机器 - 梦境感配色与排版 */
:root {
  --bg: #0d0b14;
  --bg-card: #16132a;
  --bg-card-hover: #1e1a35;
  --border: rgba(180, 160, 255, 0.2);
  --text: #e8e4f0;
  --text-muted: #9b92b8;
  --accent: #b89fff;
  --accent-soft: rgba(184, 159, 255, 0.25);
  --glow: rgba(184, 159, 255, 0.4);
  --success: #7dd3a0;
  --radius: 14px;
  --font-serif: "Noto Serif SC", serif;
  --font-display: "ZCOOL XiaoWei", "Noto Serif SC", serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-serif);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.bg-glow {
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, var(--accent-soft), transparent),
              radial-gradient(ellipse 60% 40% at 90% 80%, rgba(125, 211, 160, 0.08), transparent);
  pointer-events: none;
  z-index: 0;
}

.page {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

.header {
  text-align: center;
  margin-bottom: 2rem;
}

.title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  color: var(--text);
  margin: 0 0 0.5rem;
  letter-spacing: 0.02em;
}

.subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding: 0.25rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.tab {
  flex: 1;
  padding: 0.7rem 1rem;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
}

.tab:hover {
  color: var(--text);
}

.tab.active {
  color: var(--bg);
  background: var(--accent);
  font-weight: 600;
}

/* Panels */
.panel {
  display: none;
  animation: fadeIn 0.3s ease;
}

.panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.panel-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.panel-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}

/* Dream input */
.dream-input-row {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.dream-input {
  flex: 1;
  padding: 0.85rem 1rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.dream-input::placeholder {
  color: var(--text-muted);
}

.dream-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.dream-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.dream-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  margin-bottom: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: background 0.2s, border-color 0.2s;
}

.dream-list li:hover {
  background: var(--bg-card-hover);
  border-color: rgba(184, 159, 255, 0.3);
}

.dream-list .dream-text {
  flex: 1;
  font-size: 1rem;
  color: var(--text);
}

.dream-list .dream-actions {
  display: flex;
  gap: 0.5rem;
}

.dream-list .btn-small {
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
}

/* Buttons */
.btn {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.75rem 1.35rem;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  color: var(--bg);
  background: var(--accent);
}

.btn-primary:hover {
  box-shadow: 0 4px 20px var(--glow);
}

.btn-ghost {
  color: var(--accent);
  background: transparent;
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.btn-small {
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
}

.btn-small:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Time machine */
.timemachine-choose,
.path-choose {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.timemachine-choose label,
.path-choose label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.select-dream {
  flex: 1;
  min-width: 200px;
  padding: 0.7rem 1rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  cursor: pointer;
}

.future-view {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  padding: 0;
}

.future-image-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--bg) 0%, var(--bg-card) 100%);
}

.future-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.future-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--bg);
  background: var(--success);
  border-radius: 999px;
}

.future-benefits {
  padding: 1.5rem 1.25rem;
}

.future-benefits h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 0.75rem;
}

.future-benefits-text {
  font-size: 0.98rem;
  color: var(--text);
  line-height: 1.7;
  white-space: pre-wrap;
}

.future-view .btn-ghost {
  margin: 0 1.25rem 1.25rem;
}

.timemachine-empty,
.path-empty {
  padding: 2rem;
  text-align: center;
  color: var(--text-muted);
  background: var(--bg-card);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

/* Path: current situation & analysis */
.path-form label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.current-situation {
  width: 100%;
  padding: 1rem;
  margin-bottom: 1rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
}

.current-situation:focus {
  border-color: var(--accent);
}

.current-situation::placeholder {
  color: var(--text-muted);
}

.analysis-result {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem 1.25rem;
}

.result-block {
  margin-bottom: 1.5rem;
}

.result-block:last-of-type {
  margin-bottom: 1rem;
}

.result-block h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 0.6rem;
}

.result-text {
  font-size: 0.98rem;
  color: var(--text);
  line-height: 1.75;
  white-space: pre-wrap;
}

.tasks-list {
  margin: 0;
  padding-left: 1.35rem;
  color: var(--text);
  font-size: 0.98rem;
  line-height: 1.8;
}

.tasks-list li {
  margin-bottom: 0.4rem;
}

.analysis-result .btn-ghost {
  margin-top: 0.5rem;
}

/* Loading state */
.analyzing {
  opacity: 0.7;
  pointer-events: none;
}

.analyzing .btn-primary::after {
  content: "";
  display: inline-block;
  width: 1em;
  height: 1em;
  margin-left: 0.5rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: -0.2em;
}

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

/* Footer */
.footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hidden {
  display: none !important;
}