:root {
  --bg: #eaf6ee;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --text: #123327;
  --muted: #557266;
  --accent: #11a87d;
  --accent-2: #0f8f69;
  --border: rgba(34, 138, 105, 0.28);
  --shadow: 0 18px 40px rgba(8, 46, 31, 0.14);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 10%, rgba(17, 168, 125, 0.2), transparent 34%),
    radial-gradient(circle at 80% 15%, rgba(31, 191, 150, 0.18), transparent 28%),
    linear-gradient(180deg, #f5fbf7 0%, #e6f4eb 100%);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

body {
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.app-shell {
  position: relative;
  min-height: 100vh;
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
}

.ambient {
  position: fixed;
  inset: auto;
  border-radius: 999px;
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}

.ambient-a {
  top: 4rem;
  left: -5rem;
  width: 12rem;
  height: 12rem;
  background: rgba(17, 168, 125, 0.14);
}

.ambient-b {
  right: -4rem;
  top: 13rem;
  width: 11rem;
  height: 11rem;
  background: rgba(15, 143, 105, 0.14);
}

.app-frame {
  position: relative;
  z-index: 1;
  max-width: 520px;
  min-height: 100vh;
  margin: 0 auto;
  background: linear-gradient(180deg, rgba(240, 248, 243, 0.86), rgba(236, 246, 239, 0.92));
  backdrop-filter: blur(14px);
  box-shadow: 0 0 0 1px rgba(21, 102, 73, 0.06), 0 24px 80px rgba(13, 65, 43, 0.08);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  gap: 10px;
  padding: calc(env(safe-area-inset-top) + 10px) 14px 12px;
  background: linear-gradient(180deg, rgba(15, 168, 124, 0.98), rgba(16, 179, 131, 0.96));
  color: #fff;
  box-shadow: 0 8px 24px rgba(6, 57, 41, 0.18);
}

.topbar-title {
  text-align: center;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.icon-btn {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  cursor: pointer;
}

.ghost-btn {
  font-size: 1.1rem;
}

.app-main {
  padding: 14px 12px 28px;
}

.app-main.home-page {
  background:
    linear-gradient(180deg, rgba(10, 56, 39, 0.18), rgba(10, 56, 39, 0.36)),
    url("/cars/img/1.png") center / cover no-repeat;
  border-radius: 0 0 18px 18px;
}

.hero {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  padding: 18px 14px 16px;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(7, 44, 27, 0.15), rgba(7, 44, 27, 0.68)),
    radial-gradient(circle at 20% 15%, rgba(255, 255, 255, 0.16), transparent 22%),
    linear-gradient(135deg, #164e3a 0%, #276f49 55%, #0a3c29 100%);
  box-shadow: var(--shadow);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: auto;
  border-radius: 999px;
  opacity: 0.35;
  pointer-events: none;
}

.hero::before {
  width: 14rem;
  height: 14rem;
  right: -7rem;
  top: -4rem;
  background: radial-gradient(circle, rgba(49, 190, 123, 0.95), transparent 65%);
  filter: blur(8px);
}

.hero::after {
  left: -2rem;
  bottom: -3rem;
  width: 12rem;
  height: 12rem;
  background: radial-gradient(circle, rgba(224, 255, 238, 0.18), transparent 66%);
}

.hero-meta {
  position: relative;
  z-index: 1;
  margin-bottom: 12px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.hero h1 {
  margin: 12px 0 8px;
  font-size: 1.62rem;
  line-height: 1.2;
}

.hero p {
  margin: 0;
  font-size: 0.95rem;
  opacity: 0.92;
}

.search-bar {
  position: relative;
  z-index: 1;
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.search-bar input {
  min-width: 0;
  padding: 13px 14px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
  outline: none;
}

.search-bar input::placeholder {
  color: #80978d;
}

.search-bar button {
  min-width: 64px;
  padding: 0 14px;
  border: 0;
  border-radius: 16px;
  background: linear-gradient(180deg, #0ea97d, #0c8b67);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 10px 20px rgba(10, 122, 88, 0.24);
}

.section {
  margin-top: 14px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
  margin: 18px 2px 10px;
}

.section-title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 800;
}

.section-subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.module-card {
  position: relative;
  min-height: 88px;
  padding: 12px 12px 14px;
  border-radius: 18px;
  border: 1px solid rgba(64, 174, 125, 0.38);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.08)),
    linear-gradient(145deg, rgba(18, 114, 76, 0.72), rgba(24, 146, 97, 0.62));
  color: #fff;
  box-shadow: 0 12px 28px rgba(18, 92, 60, 0.12);
  overflow: hidden;
  isolation: isolate;
}

.module-card::after {
  content: "";
  position: absolute;
  inset: auto -18% -34% auto;
  width: 5.2rem;
  height: 5.2rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  filter: blur(1px);
}

.module-card h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
}

.module-card p {
  margin: 6px 0 0;
  font-size: 0.74rem;
  line-height: 1.35;
  opacity: 0.92;
}

.module-card .count {
  display: inline-flex;
  margin-top: 8px;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  font-size: 0.72rem;
}

.favorite-module {
  display: grid;
  grid-template-rows: 1fr auto;
}

.module-card-main-link {
  display: block;
  color: inherit;
}

.module-action-row {
  display: flex;
  justify-content: flex-end;
}

.module-mini-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
}

.list-card,
.detail-card,
.favorite-card,
.search-result-card,
.info-card,
.empty-state {
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: 0 10px 24px rgba(13, 80, 53, 0.06);
}

.list-card {
  padding: 12px 12px 13px;
}

.list-card + .list-card {
  margin-top: 10px;
}

.list-card .title,
.favorite-card .title,
.search-result-card .title {
  margin: 0 0 6px;
  font-size: 1rem;
  line-height: 1.35;
  font-weight: 800;
}

.list-card .meta,
.favorite-card .meta,
.search-result-card .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(17, 168, 125, 0.1);
  color: #0c7a5d;
  font-size: 0.72rem;
  font-weight: 700;
}

.list-card .excerpt,
.favorite-card .excerpt,
.search-result-card .excerpt,
.detail-copy {
  margin: 0;
  color: #315445;
  font-size: 0.88rem;
  line-height: 1.6;
}

.detail-layout {
  display: grid;
  gap: 12px;
}

.detail-hero {
  padding: 14px;
}

.detail-tag-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(17, 168, 125, 0.12);
  color: #0f8b69;
  font-size: 0.72rem;
  font-weight: 700;
}

.favorite-btn {
  margin-left: auto;
  min-width: 88px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1.5px solid rgba(17, 168, 125, 0.54);
  background: rgba(255, 255, 255, 0.92);
  color: #0e7e60;
  font-weight: 800;
}

.favorite-btn.is-favorited {
  border-color: transparent;
  background: linear-gradient(180deg, #18b77f, #0e9d70);
  color: #fff;
  box-shadow: 0 14px 28px rgba(13, 132, 93, 0.22);
}

.detail-title {
  margin: 0;
  font-size: 1.4rem;
  line-height: 1.35;
}

.detail-copy-wrap {
  display: grid;
  gap: 10px;
}

.info-card,
.detail-card {
  padding: 14px;
}

.info-title {
  margin: 0 0 10px;
  font-size: 0.98rem;
  color: #136b50;
}

.empty-state {
  padding: 26px 18px;
  text-align: center;
}

.empty-state h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.search-panel {
  margin-top: 12px;
}

.search-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 10px;
  margin-bottom: 10px;
}

.search-results {
  display: grid;
  gap: 10px;
}

.favorite-list,
.module-list {
  display: grid;
  gap: 10px;
}

.favorite-actions {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 10px;
}

.secondary-btn,
.danger-btn {
  padding: 10px 14px;
  border-radius: 14px;
  border: 0;
  font-weight: 700;
}

.secondary-btn {
  background: rgba(15, 143, 105, 0.12);
  color: #0e7e60;
}

.danger-btn {
  background: rgba(199, 31, 58, 0.12);
  color: #b31834;
}

.back-btn {
  font-size: 1.5rem;
  line-height: 1;
}

.content-divider {
  height: 1px;
  margin: 4px 0;
  background: linear-gradient(90deg, transparent, rgba(17, 168, 125, 0.2), transparent);
}

.item-section-title {
  margin: 0 0 8px;
  color: #16634c;
  font-size: 0.95rem;
  font-weight: 800;
}

.detail-list {
  display: grid;
  gap: 10px;
}

.mini-card {
  padding: 12px 13px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(17, 168, 125, 0.14);
}

.mini-card h4 {
  margin: 0 0 6px;
  font-size: 0.92rem;
}

.mini-card p {
  margin: 0;
  color: #39584b;
  font-size: 0.88rem;
  line-height: 1.58;
}

.mini-card.tip {
  background: rgba(16, 120, 88, 0.08);
}

.fade-in {
  animation: fadeIn 0.25s ease-out both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 480px) {
  .app-main {
    padding-left: 14px;
    padding-right: 14px;
  }
}