:root {
  --home-bg-start: #eef3f8;
  --home-bg-end: #d7e4f2;
  --home-surface: rgba(255, 255, 255, 0.78);
  --home-surface-strong: rgba(255, 255, 255, 0.92);
  --home-border: rgba(15, 23, 42, 0.08);
  --home-border-strong: rgba(15, 23, 42, 0.12);
  --home-text: #152033;
  --home-muted: #5d6a7c;
  --home-shadow: 0 30px 80px rgba(31, 45, 72, 0.18);
  --home-accent: #0f766e;
  --home-accent-soft: rgba(15, 118, 110, 0.12);
  --home-grid: rgba(148, 163, 184, 0.2);
  --home-glow-a: rgba(34, 197, 94, 0.12);
  --home-glow-b: rgba(59, 130, 246, 0.2);
}

html.sl-theme-dark {
  --home-bg-start: #07111d;
  --home-bg-end: #0d1726;
  --home-surface: rgba(8, 16, 30, 0.78);
  --home-surface-strong: rgba(10, 18, 34, 0.9);
  --home-border: rgba(148, 163, 184, 0.18);
  --home-border-strong: rgba(148, 163, 184, 0.28);
  --home-text: #f8fafc;
  --home-muted: rgba(226, 232, 240, 0.74);
  --home-shadow: 0 32px 90px rgba(2, 8, 23, 0.48);
  --home-accent: #5eead4;
  --home-accent-soft: rgba(94, 234, 212, 0.16);
  --home-grid: rgba(51, 65, 85, 0.44);
  --home-glow-a: rgba(20, 184, 166, 0.12);
  --home-glow-b: rgba(59, 130, 246, 0.18);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  overflow: hidden;
  color: var(--home-text);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at 12% 14%, var(--home-glow-a), transparent 30%),
    radial-gradient(circle at 86% 18%, var(--home-glow-b), transparent 32%),
    linear-gradient(180deg, var(--home-bg-start), var(--home-bg-end));
}

:not(:defined) {
  visibility: hidden;
}

.skip-link {
  position: absolute;
  top: 1rem;
  left: 1rem;
  transform: translateY(-180%);
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--home-surface-strong);
  color: var(--home-text);
  box-shadow: var(--home-shadow);
  z-index: 20;
}

.skip-link:focus {
  transform: translateY(0);
}

.page-main {
  min-height: 100dvh;
  padding: clamp(1rem, 3vw, 2rem);
  display: grid;
  place-items: center;
}

.dashboard-shell {
  position: relative;
  width: min(100%, 1040px);
  max-height: 100%;
  padding: clamp(1rem, 3vw, 2rem);
  border-radius: 2rem;
  border: 1px solid var(--home-border);
  background:
    linear-gradient(180deg, var(--home-surface-strong), var(--home-surface)),
    linear-gradient(90deg, var(--home-grid) 1px, transparent 1px),
    linear-gradient(0deg, var(--home-grid) 1px, transparent 1px);
  background-size: auto, 40px 40px, 40px 40px;
  box-shadow: var(--home-shadow);
  display: grid;
  gap: clamp(0.9rem, 2vw, 1.5rem);
  overflow: hidden;
}

.dashboard-shell::before {
  content: "";
  position: absolute;
  inset: auto -18% -50% auto;
  width: 18rem;
  height: 18rem;
  border-radius: 999px;
  background: radial-gradient(circle, var(--home-glow-b), transparent 68%);
  pointer-events: none;
}

.dashboard-top,
.tool-head,
.tool-foot {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.dashboard-top,
.tool-head {
  align-items: flex-start;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.95rem;
}

.brand-mark {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(15, 118, 110, 0.16), rgba(37, 99, 235, 0.18));
  border: 1px solid var(--home-border-strong);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-title {
  font-size: 1.08rem;
  font-weight: 700;
}

.brand-subtitle,
.hero-desc,
.tool-subtitle,
.tool-desc,
.footer-note {
  color: var(--home-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.header-actions sl-button::part(base),
.header-actions sl-icon-button::part(base),
.tool-foot sl-button::part(base) {
  border-radius: 999px;
}

.header-actions sl-icon-button::part(base) {
  border: 1px solid var(--home-border-strong);
  background: color-mix(in srgb, var(--home-surface-strong) 88%, transparent);
  color: var(--home-text);
}

.hero-section {
  display: grid;
  gap: 0.85rem;
  max-width: 44rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: var(--home-accent-soft);
  color: var(--home-accent);
  font-size: 0.84rem;
  font-weight: 600;
}

.hero-title {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.35rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  max-width: 12ch;
}

.hero-desc,
.tool-desc {
  margin: 0;
  line-height: 1.65;
}

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

.tool-card::part(base) {
  height: 100%;
  border-radius: 1.6rem;
  border: 1px solid var(--home-border);
  background: linear-gradient(180deg, var(--home-surface-strong), var(--home-surface));
  box-shadow: none;
}

.tool-card::part(body) {
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.tool-title {
  margin: 0;
  font-size: 1.28rem;
}

.tool-foot {
  align-items: center;
  margin-top: auto;
  flex-wrap: wrap;
}

.tool-path {
  display: inline-flex;
  align-items: center;
  min-height: 2.4rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: var(--home-accent-soft);
  color: var(--home-accent);
  font-family: "SF Mono", "Roboto Mono", Menlo, monospace;
  font-size: 0.9rem;
}

.footer-note {
  display: flex;
  align-items: center;
  min-height: 2rem;
  padding-top: 0.25rem;
  border-top: 1px solid var(--home-border);
  font-size: 0.95rem;
}

@media (max-width: 840px) {
  .dashboard-top {
    flex-direction: column;
  }

  .header-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .tool-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    max-width: none;
  }
}

@media (max-width: 560px) {
  .page-main {
    padding: 0.85rem;
  }

  .dashboard-shell {
    padding: 1rem;
    border-radius: 1.5rem;
  }

  .brand-mark {
    width: 2.65rem;
    height: 2.65rem;
  }

  .tool-foot {
    align-items: stretch;
  }

  .tool-foot sl-button::part(base) {
    width: 100%;
  }
}

@media (max-height: 760px) {
  .page-main {
    padding: 0.85rem;
  }

  .dashboard-shell {
    gap: 0.8rem;
    padding: 1rem;
  }

  .hero-title {
    font-size: clamp(1.65rem, 6vw, 2.4rem);
  }

  .tool-card::part(body) {
    gap: 0.7rem;
  }

  .tool-desc {
    line-height: 1.5;
  }

  .footer-note {
    display: none;
  }
}