/* 爱玩机工具箱 aiwanjitool.cn */
:root {
  --awj-primary: #0d02da;
  --awj-primary-dark: #0a01a8;
  --awj-ink: #14151a;
  --awj-ink-2: #4b4e58;
  --awj-ink-3: #83868f;
  --awj-line: #e4e5ea;
  --awj-bg: #ffffff;
  --awj-bg-tint: #f6f7f9;
  --awj-radius: 10px;
  --awj-radius-lg: 18px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC",
    -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--awj-ink);
  background: var(--awj-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

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

.awj-wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.awj-wrap-narrow { max-width: 780px; }

.awj-skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--awj-primary); color: #fff; padding: 8px 16px; z-index: 200;
}
.awj-skip:focus { left: 12px; top: 12px; }

/* ---------- Header ---------- */
.awj-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--awj-line);
}
.awj-header-inner {
  max-width: 1120px; margin: 0 auto; padding: 0 24px;
  height: 60px; display: flex; align-items: center; gap: 28px;
}
.awj-brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 17px; letter-spacing: 0.2px;
}
.awj-brand img { width: 28px; height: 28px; }
.awj-nav { display: flex; gap: 4px; margin-left: auto; }
.awj-nav a {
  padding: 7px 13px; border-radius: 7px;
  font-size: 14.5px; color: var(--awj-ink-2);
  transition: color .15s, background-color .15s;
}
.awj-nav a:hover { color: var(--awj-ink); background: var(--awj-bg-tint); }
.awj-nav a.awj-current { color: var(--awj-primary); font-weight: 600; }
.awj-header-cta {
  flex-shrink: 0;
  background: var(--awj-primary); color: #fff;
  padding: 8px 18px; border-radius: 8px; font-size: 14.5px; font-weight: 600;
  transition: background-color .15s;
}
.awj-header-cta:hover { background: var(--awj-primary-dark); }
.awj-menu-btn {
  display: none; margin-left: auto;
  background: none; border: 1px solid var(--awj-line); border-radius: 8px;
  width: 38px; height: 38px; font-size: 20px; color: var(--awj-ink);
  cursor: pointer; align-items: center; justify-content: center;
}

/* ---------- Buttons ---------- */
.awj-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 12px 26px; border-radius: 9px;
  font-size: 15.5px; font-weight: 600;
  transition: background-color .15s, border-color .15s, color .15s;
}
.awj-btn-primary { background: var(--awj-primary); color: #fff; }
.awj-btn-primary:hover { background: var(--awj-primary-dark); }
.awj-btn-ghost {
  border: 1px solid var(--awj-line); color: var(--awj-ink); background: #fff;
}
.awj-btn-ghost:hover { border-color: var(--awj-ink-3); }
.awj-btn-lg { padding: 14px 34px; font-size: 16.5px; }

.awj-btn:focus-visible,
.awj-nav a:focus-visible,
.awj-menu-btn:focus-visible,
.awj-top-btn:focus-visible,
.awj-faq-item summary:focus-visible,
.awj-brand:focus-visible {
  outline: 2px solid var(--awj-primary); outline-offset: 2px;
}

/* ---------- Hero ---------- */
.awj-hero { padding: 64px 0 56px; background: var(--awj-bg); }
.awj-hero-grid {
  display: grid; grid-template-columns: 1.15fr 1fr;
  gap: 56px; align-items: center;
}
.awj-eyebrow {
  color: var(--awj-primary); font-size: 14px; font-weight: 600;
  letter-spacing: 1px; margin-bottom: 14px;
}
.awj-hero h1 { font-size: 52px; line-height: 1.15; letter-spacing: 0.5px; }
.awj-hero-sub {
  margin-top: 14px; font-size: 19px; font-weight: 600; color: var(--awj-ink);
}
.awj-hero-text {
  margin-top: 16px; font-size: 15.5px; color: var(--awj-ink-2); max-width: 520px;
}
.awj-hero-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.awj-hero-stats {
  display: flex; gap: 40px; margin-top: 36px;
  padding-top: 26px; border-top: 1px solid var(--awj-line);
}
.awj-hero-stats dt { font-size: 26px; font-weight: 700; color: var(--awj-primary); }
.awj-hero-stats dd { font-size: 13px; color: var(--awj-ink-3); margin-top: 2px; }

.awj-hero-shots {
  display: flex; justify-content: center; gap: 22px; align-items: flex-start;
}
.awj-phone {
  width: 214px; background: #fff;
  border: 1px solid var(--awj-line); border-radius: var(--awj-radius-lg);
  padding: 7px; box-shadow: 0 12px 32px rgba(13, 2, 218, 0.07);
}
.awj-phone img { border-radius: 13px; width: 100%; height: auto; }
.awj-phone-b { margin-top: 46px; }

/* ---------- Sections ---------- */
.awj-section { padding: 76px 0; }
.awj-section-tint { background: var(--awj-bg-tint); }
.awj-sec-head { max-width: 640px; margin-bottom: 44px; }
.awj-sec-head h2 { font-size: 30px; line-height: 1.3; }
.awj-sec-head p { margin-top: 10px; color: var(--awj-ink-2); font-size: 15px; }

/* ---------- Modes ---------- */
.awj-mode-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.awj-mode-card {
  border: 1px solid var(--awj-line); border-radius: var(--awj-radius);
  padding: 26px 24px; background: #fff;
  transition: border-color .15s;
}
.awj-mode-card:hover { border-color: var(--awj-primary); }
.awj-mode-icon {
  font-size: 26px; color: var(--awj-primary);
  display: inline-flex; width: 46px; height: 46px;
  align-items: center; justify-content: center;
  background: #f0efff; border-radius: 10px; margin-bottom: 16px;
}
.awj-mode-card h3 { font-size: 18px; }
.awj-mode-pct {
  margin: 6px 0 10px; font-size: 13.5px; font-weight: 600; color: var(--awj-primary);
}
.awj-mode-card p:last-child { font-size: 14px; color: var(--awj-ink-2); }
.awj-mode-note {
  margin-top: 22px; padding: 14px 18px;
  border: 1px solid var(--awj-line); border-left: 3px solid var(--awj-primary);
  border-radius: 8px; background: #fff;
  font-size: 14px; color: var(--awj-ink-2);
  display: flex; align-items: center; gap: 8px;
}
.awj-mode-note i { color: var(--awj-primary); font-size: 17px; }

/* ---------- Features ---------- */
.awj-features { background: var(--awj-bg); }
.awj-feat-row {
  display: grid; grid-template-columns: 320px 1fr;
  gap: 64px; align-items: center;
  padding: 34px 0;
}
.awj-feat-row + .awj-feat-row { border-top: 1px solid var(--awj-line); }
.awj-feat-flip .awj-feat-shot { order: 2; }
.awj-feat-flip .awj-feat-copy { order: 1; }
.awj-feat-shot {
  width: 300px; margin: 0 auto;
  border: 1px solid var(--awj-line); border-radius: var(--awj-radius-lg);
  padding: 7px; background: #fff; box-shadow: 0 10px 26px rgba(20, 21, 26, 0.06);
}
.awj-feat-shot img { border-radius: 13px; width: 100%; height: auto; }
.awj-feat-copy h3 { font-size: 23px; margin-bottom: 12px; }
.awj-feat-copy > p { font-size: 15px; color: var(--awj-ink-2); }
.awj-feat-list {
  list-style: none; margin-top: 20px;
  display: grid; gap: 10px;
}
.awj-feat-list li {
  display: flex; align-items: center; gap: 10px;
  font-size: 14.5px; color: var(--awj-ink);
}
.awj-feat-list i {
  color: var(--awj-primary); font-size: 18px;
  width: 32px; height: 32px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  background: #f0efff; border-radius: 8px;
}

/* ---------- Tools ---------- */
.awj-tools-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
}
.awj-tools-col {
  border: 1px solid var(--awj-line); border-radius: var(--awj-radius);
  background: #fff; padding: 28px 26px;
}
.awj-tools-col h3 {
  font-size: 17.5px; display: flex; align-items: center; gap: 10px;
  margin-bottom: 12px;
}
.awj-tools-col h3 i { color: var(--awj-primary); font-size: 21px; }
.awj-tools-col p { font-size: 14.5px; color: var(--awj-ink-2); }

/* ---------- FAQ ---------- */
.awj-faq-list { display: grid; gap: 12px; }
.awj-faq-item {
  border: 1px solid var(--awj-line); border-radius: var(--awj-radius);
  background: #fff; padding: 4px 22px;
}
.awj-faq-item[open] { border-color: var(--awj-primary); }
.awj-faq-item summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 15px 0; font-size: 16px; font-weight: 600;
}
.awj-faq-item summary::-webkit-details-marker { display: none; }
.awj-faq-item summary i {
  font-size: 22px; color: var(--awj-ink-3); transition: transform .2s;
  flex-shrink: 0;
}
.awj-faq-item[open] summary i { transform: rotate(180deg); color: var(--awj-primary); }
.awj-faq-body { padding: 0 0 18px; }
.awj-faq-body p { font-size: 14.5px; color: var(--awj-ink-2); }

/* ---------- Reviews ---------- */
.awj-review-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.awj-review {
  border: 1px solid var(--awj-line); border-radius: var(--awj-radius);
  background: #fff; padding: 22px 22px 20px;
}
.awj-review-head {
  display: flex; align-items: center; gap: 11px; margin-bottom: 13px;
}
.awj-avatar {
  width: 38px; height: 38px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; background: #f0efff; color: var(--awj-primary);
  font-size: 15px; font-weight: 700;
}
.awj-review-name { display: block; font-size: 14.5px; font-weight: 600; }
.awj-review-head time { display: block; font-size: 12px; color: var(--awj-ink-3); }
.awj-stars {
  margin-left: auto; color: #f5a623; font-size: 13px;
  display: inline-flex; gap: 1px; flex-shrink: 0;
}
.awj-review p { font-size: 14px; color: var(--awj-ink-2); }

/* ---------- CTA ---------- */
.awj-cta {
  background: var(--awj-ink); color: #fff; padding: 72px 0;
}
.awj-cta-inner { text-align: center; }
.awj-cta-logo { margin: 0 auto 18px; border-radius: 12px; }
.awj-cta h2 { font-size: 30px; }
.awj-cta-text { margin-top: 12px; color: #b9bbc4; font-size: 15px; }
.awj-cta-actions {
  margin-top: 36px;
  display: flex; align-items: center; justify-content: center; gap: 40px;
}
.awj-qr {
  background: #fff; padding: 10px 10px 6px; border-radius: 12px;
}
.awj-qr img { width: 148px; height: 148px; }
.awj-qr figcaption { font-size: 12.5px; color: var(--awj-ink-2); padding: 6px 0 2px; }
.awj-cta-side { text-align: left; }

/* ---------- Footer ---------- */
.awj-footer {
  border-top: 1px solid #2a2b33; background: var(--awj-ink);
  color: #8f92a0; padding: 34px 0;
}
.awj-footer-inner { text-align: center; }
.awj-footer-brand {
  display: inline-flex; align-items: center; gap: 8px;
  color: #e6e7ec; font-weight: 600; font-size: 15px;
}
.awj-footer-text { margin-top: 8px; font-size: 13px; }
.awj-footer-copy { margin-top: 6px; font-size: 12.5px; }

/* ---------- Back to top ---------- */
.awj-top-btn {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--awj-primary); color: #fff;
  border: none; font-size: 20px; cursor: pointer;
  display: none; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(13, 2, 218, 0.3);
}
.awj-top-btn.awj-show { display: flex; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .awj-hero { padding: 44px 0 40px; }
  .awj-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .awj-hero h1 { font-size: 36px; }
  .awj-hero-sub { font-size: 17px; }
  .awj-hero-shots { justify-content: center; }
  .awj-phone { width: 196px; }
  .awj-section { padding: 52px 0; }
  .awj-sec-head h2 { font-size: 25px; }
  .awj-mode-grid { grid-template-columns: 1fr; }
  .awj-feat-row { grid-template-columns: 1fr; gap: 28px; padding: 30px 0; }
  .awj-feat-flip .awj-feat-shot { order: 0; }
  .awj-feat-flip .awj-feat-copy { order: 1; }
  .awj-tools-grid { grid-template-columns: 1fr; }
  .awj-review-grid { grid-template-columns: 1fr 1fr; }
  .awj-cta h2 { font-size: 25px; }
}

@media (max-width: 640px) {
  .awj-nav {
    display: none;
    position: absolute; top: 60px; left: 0; right: 0;
    flex-direction: column; gap: 2px;
    background: #fff; border-bottom: 1px solid var(--awj-line);
    padding: 10px 16px 14px; margin-left: 0;
  }
  .awj-nav.awj-open { display: flex; }
  .awj-menu-btn { display: flex; }
  .awj-header-cta { margin-left: auto; }
  .awj-hero { padding: 36px 0 32px; }
  .awj-hero h1 { font-size: 32px; }
  .awj-hero-shots { gap: 14px; }
  .awj-phone { width: 46%; max-width: 190px; }
  .awj-phone-b { margin-top: 30px; }
  .awj-hero-stats { gap: 22px; flex-wrap: wrap; }
  .awj-hero-stats div { min-width: 70px; }
  .awj-sec-head { margin-bottom: 30px; }
  .awj-sec-head h2 { font-size: 22px; }
  .awj-features { padding-bottom: 28px; }
  .awj-feat-shot { width: 78%; max-width: 280px; }
  .awj-feat-copy h3 { font-size: 20px; }
  .awj-review-grid { grid-template-columns: 1fr; }
  .awj-cta { padding: 52px 0; }
  .awj-cta-actions { flex-direction: column; gap: 24px; }
  .awj-cta-side { text-align: center; }
  .awj-top-btn { right: 14px; bottom: 14px; }
}