/* Shared shell for the three carton workflow pages. */
:root {
  --qq-page: #f4f7fb;
  --qq-surface: #ffffff;
  --qq-surface-soft: #f8fafc;
  --qq-line: #e3e9f1;
  --qq-text: #1f2937;
  --qq-muted: #64748b;
  --qq-accent: #2db9a3;
  --qq-accent-strong: #168b7b;
  --qq-warm: #ed7f9b;
  --qq-radius: 18px;
  --qq-radius-sm: 12px;
  --qq-shadow: 0 14px 36px rgba(30, 41, 59, 0.08);
  --qq-shadow-soft: 0 7px 20px rgba(30, 41, 59, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.site-tool-page {
  min-height: 100vh;
  margin: 0;
  padding: 14px;
  overflow-x: hidden;
  color: var(--qq-text);
  background: radial-gradient(
      circle at 8% 0%,
      rgba(237, 127, 155, 0.1),
      transparent 26rem
    ),
    radial-gradient(
      circle at 92% 2%,
      rgba(45, 185, 163, 0.11),
      transparent 28rem
    ),
    var(--qq-page);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

body.site-tool-page .tool-hero {
  width: min(1240px, 100%);
  min-height: 64px;
  margin: 0 auto 12px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: var(--qq-radius);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--qq-shadow-soft);
}

body.site-tool-page .tool-hero-main,
body.site-tool-page .tool-hero-tags {
  display: flex;
  align-items: center;
}

body.site-tool-page .tool-hero-main {
  gap: 10px;
  min-width: 0;
}
body.site-tool-page .tool-hero-tags {
  gap: 7px;
  flex: 0 0 auto;
}

body.site-tool-page .tool-hero-mark {
  width: 42px;
  height: 42px;
  min-width: 42px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--qq-warm), var(--qq-accent));
  box-shadow: 0 8px 18px rgba(45, 185, 163, 0.18);
}

body.site-tool-page .tool-kicker {
  margin: 0;
  color: var(--qq-accent-strong);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

body.site-tool-page .tool-hero h1 {
  margin: 1px 0 0;
  color: var(--qq-text);
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  line-height: 1.15;
  letter-spacing: -0.025em;
}

body.site-tool-page .tool-hero-copy > p:last-child {
  margin: 3px 0 0;
  color: var(--qq-muted);
  font-size: 12px;
  line-height: 1.35;
}

body.site-tool-page .tool-tag,
body.site-tool-page .tool-hero-home {
  min-height: 32px;
  padding: 6px 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 1px solid var(--qq-line);
  border-radius: 999px;
  color: #526071;
  background: #fff;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
}

body.site-tool-page .tool-hero-home:hover {
  color: var(--qq-accent-strong);
  border-color: rgba(45, 185, 163, 0.42);
  background: #f2fffc;
}

body.site-tool-page .tool-hero-home svg {
  width: 15px;
  height: 15px;
}

body.site-tool-page .container,
body.site-tool-page .calculator-container {
  width: min(1240px, 100%);
  margin: 0 auto;
}

body.site-tool-page .main-card,
body.site-tool-page .app-card,
body.site-tool-page .calculator-container {
  border: 1px solid var(--qq-line);
  border-radius: var(--qq-radius);
  background: var(--qq-surface);
  box-shadow: var(--qq-shadow);
  overflow: hidden;
}

body.site-tool-page .tool-section-panel,
body.site-tool-page .input-section,
body.site-tool-page .results-section,
body.site-tool-page .result-card,
body.site-tool-page #result {
  border: 1px solid var(--qq-line);
  border-radius: var(--qq-radius-sm);
  background: var(--qq-surface);
  box-shadow: none;
}

body.site-tool-page .section-title,
body.site-tool-page .tool-section-label,
body.site-tool-page .result-header {
  color: #334155;
  font-weight: 800;
}

body.site-tool-page label {
  color: #475569;
  font-size: 0.82rem;
  font-weight: 700;
}

body.site-tool-page input[type="text"],
body.site-tool-page input[type="number"],
body.site-tool-page input[type="email"],
body.site-tool-page input[type="tel"],
body.site-tool-page select,
body.site-tool-page textarea {
  width: 100%;
  min-height: 42px;
  border: 1px solid #d8e0e9;
  border-radius: 11px;
  color: var(--qq-text);
  background: #fff;
  box-shadow: inset 0 1px 1px rgba(15, 23, 42, 0.02);
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

body.site-tool-page input:focus,
body.site-tool-page select:focus,
body.site-tool-page textarea:focus {
  outline: none;
  border-color: rgba(45, 185, 163, 0.78);
  box-shadow: 0 0 0 3px rgba(45, 185, 163, 0.13);
}

body.site-tool-page button,
body.site-tool-page .btn,
body.site-tool-page .action-button {
  min-height: 40px;
  border-radius: 11px;
  font-family: inherit;
  font-weight: 800;
  cursor: pointer;
}

body.site-tool-page .tool-mobile-actions {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  justify-content: stretch;
  flex-wrap: nowrap;
  gap: 9px;
}

body.site-tool-page .tool-mobile-actions > * {
  width: 100%;
  margin: 0;
}

body.site-tool-page .example-inputs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 7px;
  color: var(--qq-muted);
  font-size: 0.76rem;
}

body.site-tool-page .example-button {
  width: auto !important;
  height: auto !important;
  min-height: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0;
  color: var(--qq-accent-strong) !important;
  background: transparent !important;
  box-shadow: none !important;
  font-size: inherit;
  font-weight: 800;
}

body.site-tool-page .example-button:hover {
  transform: none;
  text-decoration: underline;
}

body.site-tool-page .meaning-icon {
  width: 27px;
  height: 27px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 5px 12px rgba(15, 118, 110, 0.1);
  font-size: 16px;
  line-height: 1;
}

body.site-tool-page .meaning-icon-soft {
  border-color: rgba(45, 185, 163, 0.2);
  background: #effcf9;
}

body.site-tool-page .meaning-glyph {
  display: inline-block;
  font-size: 16px;
  line-height: 1;
}

body.site-tool-page #cloudAccountButton,
body.site-tool-page .cloud-account-button,
body.site-tool-page .cloud-modal {
  display: none !important;
}

body.site-tool-page .tool-empty {
  min-height: 150px;
  padding: 22px;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 6px;
  color: var(--qq-muted);
  text-align: center;
  border: 1px dashed #d8e0e9;
  border-radius: 12px;
  background: var(--qq-surface-soft);
}

body.site-tool-page .tool-empty-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: #fff;
  background: linear-gradient(135deg, var(--qq-warm), var(--qq-accent));
}

body.site-tool-page .qq-smart-fold {
  border: 1px solid var(--qq-line);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}

body.site-tool-page .qq-smart-fold > summary {
  min-height: 40px;
  padding: 9px 12px;
  color: #475569;
  font-weight: 800;
  cursor: pointer;
}

body.site-tool-page .qq-back-top {
  right: 16px;
  bottom: 16px;
}

@media (max-width: 760px) {
  body.site-tool-page {
    padding: 10px;
  }

  body.site-tool-page .tool-hero {
    min-height: 58px;
    margin-bottom: 10px;
    padding: 9px 10px;
    border-radius: 15px;
  }

  body.site-tool-page .tool-hero-copy > p:last-child,
  body.site-tool-page .tool-tag {
    display: none;
  }

  body.site-tool-page .tool-hero-home {
    width: 34px;
    height: 34px;
    min-height: 34px;
    padding: 0;
  }

  body.site-tool-page .tool-hero-home span {
    display: none;
  }
  body.site-tool-page .tool-hero-mark {
    width: 38px;
    height: 38px;
    min-width: 38px;
  }
  body.site-tool-page .tool-hero h1 {
    font-size: 1.25rem;
  }

  body.site-tool-page input[type="text"],
  body.site-tool-page input[type="number"],
  body.site-tool-page input[type="email"],
  body.site-tool-page input[type="tel"],
  body.site-tool-page select,
  body.site-tool-page textarea {
    min-height: 44px;
    font-size: 16px;
  }

  body.site-tool-page .tool-mobile-actions {
    position: sticky;
    bottom: 8px;
    z-index: 15;
  }
}