:root {
  color-scheme: light;
  --bg: #f4f4f4;
  --bg-deep: #e2e6ea;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-border: rgba(97, 110, 120, 0.25);
  --accent: #4f6b78;
  --accent-strong: #29424f;
  --muted: #6f7b84;
  --shadow: 0 20px 60px rgba(37, 44, 49, 0.12);
  --grid-size: 102.4px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Noto Sans SC", "PingFang SC", sans-serif;
  color: #1f2a32;
  background-color: var(--bg);
  background-image: linear-gradient(135deg, rgba(40, 50, 58, 0.12), transparent 65%);
  background-size: 100% 100%;
  min-height: 100vh;
  overflow-x: hidden;
}

#grid-pattern {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-repeat: no-repeat;
  background-position: top left;
}

#particles {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.app {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 32px;
}

.hero {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.hero-title h1 {
  font-family: "Chakra Petch", "Noto Sans SC", sans-serif;
  font-size: clamp(28px, 3vw, 42px);
  margin: 6px 0 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.hero-title p {
  margin: 0;
  color: var(--muted);
}

.hero-kicker {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid rgba(41, 66, 79, 0.4);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-strong);
}

.hero-status {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
}

.status-card {
  display: block;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--panel-border);
  padding: 12px 14px;
  box-shadow: var(--shadow);
}

.status-label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}

.status-value {
  font-weight: 600;
  color: var(--accent-strong);
}

.status-card--link {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #2b3338;
  border-color: rgba(255, 255, 255, 0.16);
  text-decoration: none;
  color: #f7f7f7;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border 0.2s ease;
}

.status-card--link .status-value {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #f7f7f7;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-card--link:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba(26, 32, 36, 0.35);
  border-color: rgba(255, 255, 255, 0.28);
}

.status-with-icon {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.github-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  padding: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.card h2 {
  margin-top: 0;
  font-family: "Chakra Petch", "Noto Sans SC", sans-serif;
  color: var(--accent-strong);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.form {
  display: grid;
  gap: 20px;
}

.form-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 0.7fr);
  align-items: start;
}

.form-fields {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

.field input,
.field select {
  padding: 12px 14px;
  border-radius: 4px;
  border: 1px solid rgba(79, 107, 120, 0.3);
  background: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  color: #1f2a32;
  outline: none;
  transition: border 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus,
.field select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79, 107, 120, 0.2);
}

.preset-panel {
  border: 1px solid rgba(79, 107, 120, 0.25);
  padding: 16px;
  background: rgba(246, 248, 249, 0.8);
}

.preset-panel h3 {
  margin-top: 0;
  margin-bottom: 12px;
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.preset-hint {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.actions {
  display: flex;
  gap: 12px;
}

button {
  flex: 1;
  padding: 12px 16px;
  border: none;
  border-radius: 4px;
  font-family: "Chakra Petch", "Noto Sans SC", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

button[type="submit"] {
  background: linear-gradient(135deg, #5a7785, #3b5561);
  color: #f2f4f6;
  box-shadow: 0 10px 20px rgba(54, 73, 83, 0.35);
}

button[type="submit"]:hover {
  transform: translateY(-1px);
}

button#reset {
  background: rgba(225, 229, 232, 0.8);
  border: 1px solid rgba(79, 107, 120, 0.35);
  color: var(--accent-strong);
}

.result {
  border: 1px dashed rgba(79, 107, 120, 0.35);
  background: rgba(255, 255, 255, 0.7);
  padding: 16px;
  min-height: 320px;
}

.result pre {
  margin: 0;
  font-family: "IBM Plex Mono", "Courier New", monospace;
  font-size: 13px;
  white-space: pre-wrap;
  color: #1c242b;
}

.warnings {
  margin-top: 16px;
  font-size: 13px;
  color: #7c4b20;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  margin-top: 24px;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

@media (max-width: 720px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-status {
    width: 100%;
  }

  .actions {
    flex-direction: column;
  }

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