:root {
  --bg: #f6f8f4;
  --surface: #ffffff;
  --surface-soft: #eef5ee;
  --text: #18221a;
  --muted: #66706a;
  --line: #dce5dc;
  --primary: #2f7d57;
  --primary-strong: #1e5f41;
  --primary-soft: #dff2e7;
  --accent: #c86f35;
  --accent-soft: #f8e7da;
  --blue: #336f9f;
  --danger: #ba3d3d;
  --shadow: 0 14px 34px rgba(31, 52, 39, 0.1);
  --radius: 8px;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100dvh;
  background:
    linear-gradient(180deg, rgba(223, 242, 231, 0.7), rgba(246, 248, 244, 0) 310px),
    var(--bg);
  color: var(--text);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  min-height: 44px;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(47, 125, 87, 0.26);
  outline-offset: 2px;
}

button:active {
  transform: translateY(1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  padding: 10px 12px;
}

textarea {
  min-height: 92px;
  resize: vertical;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.app-shell {
  max-width: 1160px;
  margin: 0 auto;
  padding: max(18px, env(safe-area-inset-top)) 16px max(48px, env(safe-area-inset-bottom));
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--primary);
  font-weight: 800;
  letter-spacing: 0;
}

.brand h1,
.hero h1 {
  margin: 0;
  letter-spacing: 0;
}

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

.brand p,
.hero p,
.muted {
  color: var(--muted);
}

.brand p,
.hero p {
  margin: 4px 0 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 22px;
  align-items: stretch;
}

.hero-panel {
  padding: 34px;
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(47, 125, 87, 0.92), rgba(42, 95, 119, 0.86)),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='720' height='520' viewBox='0 0 720 520'%3E%3Crect width='720' height='520' fill='%23eaf4e7'/%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.58' stroke-width='8'%3E%3Cpath d='M74 390c72-92 134-138 204-138 78 0 110 56 180 40 48-11 90-52 133-115'/%3E%3Cpath d='M96 132h142M96 178h212M96 224h162'/%3E%3C/g%3E%3Ccircle cx='548' cy='134' r='56' fill='%23f2b36f' opacity='.85'/%3E%3Ccircle cx='282' cy='328' r='34' fill='%23ffffff' opacity='.78'/%3E%3C/svg%3E");
  background-size: cover;
  min-height: 420px;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.12;
  max-width: 600px;
}

.hero p {
  color: rgba(255, 255, 255, 0.86);
  max-width: 560px;
  font-size: 17px;
  line-height: 1.75;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 28px;
}

.hero-stat {
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: var(--radius);
  padding: 14px;
  background: rgba(255, 255, 255, 0.12);
}

.hero-stat strong {
  display: block;
  font-size: 24px;
}

.auth-card,
.panel,
.record,
.stat-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.auth-card {
  padding: 22px;
  align-self: stretch;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-soft);
}

.tab {
  background: transparent;
  color: var(--muted);
  font-weight: 700;
}

.tab.active {
  background: #fff;
  color: var(--primary-strong);
  box-shadow: 0 5px 14px rgba(34, 78, 52, 0.1);
}

.form-grid {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.form-grid .btn-primary {
  margin-top: 2px;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 0 18px;
  font-weight: 800;
}

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

.btn-secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  padding: 0 14px;
  font-weight: 700;
}

.btn-ghost {
  background: transparent;
  color: var(--primary-strong);
  padding: 0 10px;
  font-weight: 800;
}

.message {
  border-radius: var(--radius);
  padding: 11px 12px;
  background: var(--primary-soft);
  color: var(--primary-strong);
  line-height: 1.5;
}

.message.error {
  background: #f7dddd;
  color: var(--danger);
}

.dashboard {
  display: grid;
  gap: 18px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(310px, 0.82fr) minmax(0, 1.18fr);
  gap: 18px;
  align-items: start;
}

.panel {
  padding: 18px;
}

.panel h2,
.panel h3 {
  margin: 0 0 12px;
  letter-spacing: 0;
}

.panel h2 {
  font-size: 22px;
}

.panel h3 {
  font-size: 18px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.stat-card {
  box-shadow: none;
  padding: 16px;
  min-height: 96px;
}

.stat-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}

.stat-card strong {
  display: block;
  font-size: 30px;
  line-height: 1;
  color: var(--primary-strong);
}

.record-list {
  display: grid;
  gap: 12px;
}

.record {
  box-shadow: none;
  overflow: hidden;
}

.record-body {
  padding: 16px;
}

.record-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.record h4 {
  margin: 0 0 6px;
  font-size: 17px;
}

.record p {
  margin: 0;
  line-height: 1.65;
}

.record-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
  background: var(--surface-soft);
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 2px 10px;
  background: var(--primary-soft);
  color: var(--primary-strong);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.badge.parent {
  background: var(--accent-soft);
  color: #8c491f;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  color: var(--muted);
  font-size: 13px;
  margin: 10px 0;
}

.comments {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.comment {
  background: var(--surface-soft);
  border-radius: var(--radius);
  padding: 9px 10px;
  font-size: 14px;
}

.comment strong {
  color: var(--primary-strong);
}

.mini-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  margin-top: 10px;
}

.rank-list {
  display: grid;
  gap: 8px;
}

.rank-item {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.rank-no {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: #8c491f;
  font-weight: 800;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.empty {
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  padding: 18px;
  text-align: center;
  background: rgba(255, 255, 255, 0.5);
}

@media (max-width: 860px) {
  body {
    background:
      linear-gradient(180deg, rgba(223, 242, 231, 0.82), rgba(246, 248, 244, 0) 260px),
      var(--bg);
  }

  .app-shell {
    padding: max(14px, env(safe-area-inset-top)) 12px max(34px, env(safe-area-inset-bottom));
  }

  .hero,
  .dashboard-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    min-height: 300px;
    padding: 22px;
    border-radius: 16px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .stat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .stat-card {
    min-height: 82px;
    padding: 12px 10px;
  }

  .stat-card span {
    font-size: 12px;
    margin-bottom: 7px;
  }

  .stat-card strong {
    font-size: 25px;
  }

  .topbar {
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 10;
    margin: -14px -12px 14px;
    padding: 12px;
    background: rgba(246, 248, 244, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(220, 229, 220, 0.72);
  }

  .brand h1 {
    font-size: 19px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 10px;
  }

  .panel,
  .auth-card,
  .record,
  .stat-card {
    box-shadow: 0 8px 22px rgba(31, 52, 39, 0.07);
  }

  .panel {
    padding: 16px;
  }

  .record-body {
    padding: 14px;
  }
}

@media (max-width: 520px) {
  .record-head {
    flex-direction: column;
  }

  .topbar {
    gap: 10px;
  }

  .topbar .btn-row {
    margin-left: auto;
    flex-wrap: nowrap;
    gap: 6px;
  }

  .topbar .btn-row button {
    min-height: 38px;
    width: auto;
    padding: 0 10px;
  }

  .brand {
    gap: 9px;
  }

  .brand p {
    display: none;
  }

  .hero {
    gap: 12px;
  }

  .hero-panel {
    min-height: 264px;
    padding: 18px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .hero p {
    font-size: 15px;
    line-height: 1.65;
  }

  .hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-top: 20px;
  }

  .hero-stat {
    padding: 10px 8px;
  }

  .hero-stat strong {
    font-size: 20px;
  }

  .hero-stat span {
    font-size: 12px;
  }

  .auth-card {
    padding: 16px;
  }

  .tabs {
    position: sticky;
    top: 72px;
    z-index: 9;
  }

  .stat-grid {
    position: sticky;
    top: 64px;
    z-index: 8;
    padding: 8px 0;
    background: rgba(246, 248, 244, 0.94);
  }

  .mini-form {
    grid-template-columns: 1fr;
  }

  .btn-row button,
  .mini-form button {
    width: 100%;
  }

  .topbar .btn-row button {
    width: auto;
  }

  .dashboard {
    gap: 12px;
  }

  .dashboard-grid {
    gap: 12px;
  }

  .panel h2 {
    font-size: 20px;
  }

  .panel h3 {
    font-size: 17px;
  }

  .rank-item {
    grid-template-columns: 30px minmax(0, 1fr) auto;
    padding: 9px;
  }

  .meta {
    gap: 6px 10px;
  }

  .record-image {
    aspect-ratio: 4 / 3;
  }
}