:root {
  --bg: #f7f4ef;
  --card: #ffffff;
  --text: #1a1a1a;
  --muted: #6b6560;
  --accent: #e85d04;
  --accent-hover: #d45103;
  --accent-soft: #fff4ec;
  --border: #e8e2da;
  --success: #2a9d8f;
  --danger: #e63946;
  --radius: 14px;
  --shadow: 0 8px 32px rgba(26, 26, 26, 0.08);
  --tier1: #6b6560;
  --tier2: #f48c06;
  --tier3: #e85d04;
  --tier4: #2a9d8f;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

.app {
  max-width: 1120px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.header-center {
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  margin-bottom: 28px;
}

.header-center .formula {
  justify-content: center;
}

.header-center h1 {
  font-size: clamp(20px, 4vw, 26px);
  line-height: 1.35;
  max-width: 640px;
}

.logo {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--accent), #f48c06);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  flex-shrink: 0;
  letter-spacing: -0.02em;
}

.header h1 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--muted);
  font-size: 14px;
  margin-top: 2px;
}

.ver-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid #f5c4a8;
  border-radius: 6px;
  padding: 2px 8px;
  vertical-align: middle;
  margin-left: 4px;
}

.formula {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  font-size: 13px;
}

.formula span {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 10px;
  color: var(--muted);
}

.formula .eq {
  color: var(--accent);
  border-color: #f5c4a8;
  background: var(--accent-soft);
  font-weight: 600;
}

.steps {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.step-pill {
  flex: 1;
  min-width: 140px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 10px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}

.step-pill strong {
  display: block;
  color: var(--accent);
  font-size: 12px;
  margin-bottom: 2px;
}

.step-pill.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 0 0 1px rgba(232, 93, 4, 0.15);
}

.step-pill.done {
  border-color: #b8e0db;
  background: #f0faf8;
}

.step-pill.done strong {
  color: var(--success);
}

.welcome-banner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  background: var(--accent-soft);
  border: 1px solid #f5c4a8;
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.6;
}

.welcome-banner.hidden {
  display: none;
}

.welcome-dismiss {
  flex-shrink: 0;
  border: 1px solid #f5c4a8;
  background: #fff;
  color: var(--accent);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}

.welcome-dismiss:hover {
  background: #fff8f3;
}

.progress-wrap {
  margin-bottom: 22px;
}

.progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 6px;
}

.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), #f48c06);
  border-radius: 999px;
  transition: width 0.35s ease;
}

.progress-label {
  font-size: 12px;
  color: var(--muted);
}

.finder-panel {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 20px;
}

.finder-panel h2 {
  font-size: 18px;
  margin-bottom: 8px;
}

.finder-q {
  margin-bottom: 16px;
}

.finder-q-label {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.finder-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.finder-opt {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
  text-align: left;
}

.finder-opt:hover {
  border-color: #f5c4a8;
  background: var(--accent-soft);
}

.finder-opt.active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.finder-actions {
  margin-top: 4px;
  margin-bottom: 0;
}

.finder-result {
  margin-top: 16px;
}

.finder-result-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 10px;
}

.finder-recs {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.finder-rec {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

.finder-rec:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.finder-rec-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  background: #fff;
  border: 1px solid #f5c4a8;
  border-radius: 8px;
  padding: 4px 8px;
  flex-shrink: 0;
}

.finder-rec strong {
  display: block;
  font-size: 14px;
  color: var(--text);
}

.finder-rec small {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

.section-title-inner {
  margin-top: 22px;
  margin-bottom: 10px;
}

.quick-start {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
}

.quick-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

.quick-card:hover {
  border-color: #f5c4a8;
  background: var(--accent-soft);
}

.quick-card strong {
  display: block;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 4px;
}

.quick-card span {
  font-size: 12px;
  color: var(--muted);
}

.panel-intro {
  margin-bottom: 20px;
}

.panel {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 20px;
}

.panel h2 {
  font-size: 18px;
  margin-bottom: 8px;
}

.hint {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 16px;
}

.intro-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin-top: 4px;
}

.intro-step {
  background: var(--bg);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 13px;
  color: var(--muted);
  border: 1px solid var(--border);
}

.intro-step strong {
  display: block;
  color: var(--text);
  margin-bottom: 4px;
  font-size: 14px;
}

.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 10px;
}

.tier-map {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}

@media (max-width: 768px) {
  .tier-map { grid-template-columns: repeat(2, 1fr); }
}

.tier-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 8px rgba(26, 26, 26, 0.04);
}

.tier-block:hover {
  border-color: #f5c4a8;
  background: var(--accent-soft);
}

.tier-block.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.tier-block .tier-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.tier-block[data-tier="1"] .tier-num { color: var(--tier1); }
.tier-block[data-tier="2"] .tier-num { color: var(--tier2); }
.tier-block[data-tier="3"] .tier-num { color: var(--tier3); }
.tier-block[data-tier="4"] .tier-num { color: var(--tier4); }

.tier-block h3 { font-size: 14px; margin-bottom: 4px; font-weight: 600; }
.tier-block p { font-size: 12px; color: var(--muted); line-height: 1.5; }

.mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 8px;
  margin-bottom: 24px;
}

.mode-btn {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 6px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  font-family: inherit;
}

.mode-btn:hover {
  border-color: #f5c4a8;
  background: var(--accent-soft);
}

.mode-btn.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}

.mode-btn .num {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 2px;
}

.mode-btn.active .num { color: var(--accent); opacity: 0.85; }

.main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 20px;
}

@media (max-width: 960px) {
  .main-grid { grid-template-columns: 1fr; }
  .card-preview { position: static !important; }
}

.card-preview {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px 20px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 20px;
  border-left: 4px solid var(--accent);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
  gap: 12px;
}

.tag-left, .tag-right {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 8px;
  letter-spacing: 0.03em;
  font-weight: 600;
}

.tag-left {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid #f5c4a8;
}

.tag-right {
  background: var(--bg);
  color: var(--muted);
  border: 1px solid var(--border);
  text-align: right;
}

.card-title {
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
  color: var(--text);
}

.card-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 20px;
  min-height: 64px;
}

.card-side-box {
  float: right;
  width: 118px;
  margin: 0 0 12px 16px;
  background: var(--accent-soft);
  border: 1px solid #f5c4a8;
  border-radius: 12px;
  padding: 14px 10px;
  text-align: center;
}

.card-side-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 8px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #f48c06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
}

.card-side-label {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.4;
}

.flow-bar {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 16px 0 14px;
  flex-wrap: wrap;
  background: var(--bg);
  border-radius: 10px;
  padding: 10px 8px;
  border: 1px solid var(--border);
  clear: both;
}

.flow-step {
  flex: 1;
  min-width: 68px;
  text-align: center;
  font-size: 11px;
  color: var(--muted);
  position: relative;
  padding: 6px 4px;
}

.flow-step:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -4px;
  top: 50%;
  transform: translateY(-50%);
  color: #d4ccc3;
  font-size: 13px;
}

.flow-step strong {
  display: block;
  color: var(--text);
  font-size: 12px;
  margin-bottom: 2px;
  font-weight: 600;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  gap: 12px;
}

.card-slogan {
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
}

.card-tags { color: var(--muted); text-align: right; }

.tier-badge {
  display: inline-block;
  margin-top: 14px;
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--muted);
}

.card-agent-block {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.card-agent-heading {
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.card-agent-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.card-agent-table th {
  text-align: left;
  font-size: 10px;
  color: var(--muted);
  font-weight: 600;
  padding: 6px 8px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.card-agent-table td {
  padding: 6px 8px;
  border: 1px solid var(--border);
  color: var(--text);
  vertical-align: top;
  line-height: 1.45;
}

.card-agent-table .card-agent-h24 {
  text-align: center;
  width: 48px;
  color: var(--accent);
  font-weight: 600;
}

.card-agent-table .card-agent-empty {
  text-align: center;
  color: var(--muted);
  font-style: italic;
  padding: 12px;
}

.form-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  box-shadow: var(--shadow);
}

.form-panel h2 {
  font-size: 18px;
  margin-bottom: 8px;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--muted);
}

.field-num {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.field input,
.field textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  padding: 12px 14px;
  resize: vertical;
  transition: border 0.2s;
  outline: none;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
}

.field textarea { min-height: 72px; }
.field textarea.tall { min-height: 96px; }

.field-hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.agent-section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  box-shadow: var(--shadow);
}

.agent-section h2 { font-size: 18px; margin-bottom: 8px; }

.agent-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.agent-table th {
  text-align: left;
  font-size: 12px;
  color: var(--muted);
  padding: 10px 10px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}

.agent-table td {
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
}

.agent-table input[type="text"] {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 12px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
}

.agent-table input[type="text"]:focus {
  border-color: var(--accent);
}

.agent-table input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.btn {
  padding: 12px 20px;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

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

.btn.secondary {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn.secondary:hover { background: #eee9e2; }

.btn.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid #f5b5bb;
  padding: 6px 12px;
  font-size: 12px;
}

.btn-add {
  margin-top: 12px;
  width: 100%;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px dashed #f5c4a8;
}

.btn-add:hover { background: #ffe8d6; }

.status-msg {
  font-size: 13px;
  color: var(--success);
  margin-top: 12px;
  min-height: 20px;
  font-weight: 500;
}

.check-result {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 10px;
  font-size: 14px;
  display: none;
  line-height: 1.6;
}

.check-result.ok {
  display: block;
  background: #e8f6f4;
  border: 1px solid #b8e0db;
  color: var(--success);
}

.check-result.warn {
  display: block;
  background: var(--accent-soft);
  border: 1px solid #f5c4a8;
  color: #b45309;
}

.panel .hint strong { color: var(--text); font-weight: 600; }

footer {
  text-align: center;
  margin-top: 28px;
  font-size: 12px;
  color: var(--muted);
}

@media print {
  body { background: #fff; }
  .site-topbar, .card-preview-actions, .card-fullscreen, .image-save-overlay,
  .steps, .tier-map, .mode-grid, .form-panel, .agent-section, .btn-row, footer,
  .panel, .header, .section-title, .finder-panel, .welcome-banner, .progress-wrap { display: none !important; }
  .main-grid { display: block; margin: 0; }
  .card-preview-wrap { display: block; }
  .card-preview {
    box-shadow: none;
    border: 2px solid #333;
    position: static;
    page-break-inside: avoid;
  }
}

/* 移动端导出：保存图片 / 全屏查看 */
.btn-mobile-only { display: none; }
.btn-desktop-only { display: inline-flex; }

@media (max-width: 768px) {
  .btn-mobile-only { display: inline-flex; }
  .btn-desktop-only { display: none !important; }
  .card-preview-actions {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
  }
}

@media (min-width: 769px) {
  .card-preview-actions { display: none; }
}

.btn-compact {
  padding: 8px 14px;
  font-size: 13px;
}

.card-preview-wrap {
  min-width: 0;
}

body.modal-open {
  overflow: hidden;
}

.card-fullscreen {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--bg);
  display: flex;
  flex-direction: column;
}

.card-fullscreen[hidden] {
  display: none !important;
}

.card-fullscreen-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.card-fullscreen-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.card-fullscreen-btns {
  display: flex;
  gap: 8px;
}

.card-fullscreen-scroll {
  flex: 1;
  overflow: auto;
  padding: 16px;
  -webkit-overflow-scrolling: touch;
}

.card-preview--fullscreen {
  position: static !important;
  max-width: 640px;
  margin: 0 auto;
}

.image-save-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(26, 26, 26, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.image-save-overlay[hidden] {
  display: none !important;
}

.image-save-panel {
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  max-width: 100%;
  width: min(420px, 100%);
  text-align: center;
}

.image-save-hint {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 12px;
  line-height: 1.5;
}

.image-save-panel img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
  border: 1px solid var(--border);
  margin-bottom: 12px;
}

@media (max-width: 520px) {
  .app { padding: 20px 14px 36px; }
  .panel, .form-panel, .agent-section, .finder-panel { padding: 20px 16px; }
  .welcome-banner { flex-direction: column; }
  .finder-opt { width: 100%; }
}

/* 官网托管 · 顶部站点导航 */
.site-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 244, 239, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.site-topbar-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.site-topbar-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 8px;
  transition: color 0.15s, background 0.15s;
}

.site-topbar-link:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.site-topbar-more {
  color: var(--accent);
  font-weight: 600;
}

@media (max-width: 520px) {
  .site-topbar-inner { padding: 8px 14px; }
  .site-topbar-link { font-size: 13px; padding: 6px 10px; }
}