/* m set: single-column cream reading, mint accent, 720px */
:root {
  --page: #faf6f0;
  --mint: #2a9d8f;
  --mint-deep: #1f7a6f;
  --ink: #264653;
  --paper: #fffdf8;
  --muted: #5a6d73;
  --line: #e4d8c8;
  --foot: #264653;
  --foot-ink: #d5e4df;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  margin: 0;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: "Georgia", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 1.125rem;
  line-height: 1.85;
}

img,
svg {
  vertical-align: middle;
}

a {
  color: var(--mint);
  text-decoration: none;
}

a:hover {
  color: var(--mint-deep);
}

.read {
  width: min(720px, calc(100% - 36px));
  margin: 0 auto;
}

.cream-bar {
  background: var(--page);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 4px 18px rgba(38, 70, 83, 0.06);
}

.bar-in {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  padding: 16px 0;
}

.mint-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--mint);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.mint-mark svg {
  width: 32px;
  height: 32px;
}

.mint-mark:hover {
  color: var(--mint-deep);
}

.trail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.trail a {
  color: var(--ink);
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}

.trail a.on,
.trail a:hover {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.hero-read {
  padding: 36px 0 12px;
}

.hero-read h1 {
  margin: 0 0 22px;
  font-size: 2.1rem;
  line-height: 1.35;
  font-weight: 700;
}

.win-wide {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 58px;
  margin: 0 0 22px;
  border-radius: 14px;
  background: var(--mint);
  color: #fff;
  font-size: 1.125rem;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(42, 157, 143, 0.28);
}

.win-wide svg {
  width: 22px;
  height: 22px;
}

.win-wide:hover {
  background: var(--mint-deep);
  color: #fff;
}

.hero-read p {
  margin: 0 0 16px;
}

.note {
  color: var(--muted);
}

.block {
  padding: 28px 0;
}

.block h2 {
  margin: 0 0 16px;
  font-size: 1.55rem;
  line-height: 1.4;
}

.block p {
  margin: 0 0 16px;
}

.lift {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 0 0 16px;
  box-shadow: 0 8px 22px rgba(38, 70, 83, 0.06);
}

.lift h3 {
  margin: 0 0 8px;
  font-size: 1.15rem;
}

.os-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0 0 18px;
}

.os-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 48px;
  border-radius: 14px;
  border: 2px solid var(--mint);
  background: var(--paper);
  color: var(--mint);
  font-weight: 700;
  box-shadow: 0 6px 16px rgba(38, 70, 83, 0.05);
}

.os-btn svg {
  width: 20px;
  height: 20px;
}

.os-btn:hover {
  background: #e7f6f3;
  color: var(--mint-deep);
}

.step-stack {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin: 8px 0 18px;
}

.step-item {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 20px 8px;
  box-shadow: 0 8px 22px rgba(38, 70, 83, 0.06);
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin: 0 0 12px;
  border-radius: 50%;
  background: var(--mint);
  color: #fff;
  font-size: 1.6rem;
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(42, 157, 143, 0.25);
}

.step-item h3 {
  margin: 0 0 8px;
  font-size: 1.15rem;
}

.table-hold {
  width: 100%;
  margin: 0 0 18px;
  overflow-x: auto;
  box-shadow: 0 8px 22px rgba(38, 70, 83, 0.06);
  border-radius: 12px;
}

.mint-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper);
}

.mint-table th,
.mint-table td {
  padding: 12px 14px;
  text-align: left;
  border: 1px solid #cfe8e4;
  vertical-align: top;
}

.mint-table thead th {
  background: var(--mint);
  color: #fff;
  font-weight: 700;
  border-color: var(--mint-deep);
}

.review-card {
  background: var(--page);
  border: 2px solid var(--mint);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 0 0 16px;
  box-shadow: 0 8px 20px rgba(38, 70, 83, 0.06);
}

.review-card h3 {
  margin: 0 0 6px;
  font-size: 1.1rem;
}

.review-card .who {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

.news-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 0 0 8px;
}

.news-block {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: 0 6px 18px rgba(38, 70, 83, 0.05);
}

.news-date {
  display: block;
  margin: 0 0 4px;
  color: var(--mint);
  font-size: 0.95rem;
  font-weight: 700;
}

.news-block h3 {
  margin: 0 0 8px;
  font-size: 1.12rem;
}

.news-block p {
  margin: 0;
}

.faq-bar {
  border-left: 4px solid var(--mint);
  background: var(--paper);
  border-radius: 0 12px 12px 0;
  padding: 14px 18px;
  margin: 0 0 14px;
  box-shadow: 0 6px 16px rgba(38, 70, 83, 0.05);
}

.faq-bar h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
}

.faq-bar p {
  margin: 0 0 8px;
}

.faq-bar p:last-child {
  margin-bottom: 0;
}

.go-install {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 58px;
  border-radius: 14px;
  background: var(--mint);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(42, 157, 143, 0.28);
}

.go-install:hover {
  background: var(--mint-deep);
  color: #fff;
}

.ink-end {
  margin-top: 20px;
  background: var(--foot);
  color: var(--foot-ink);
  padding: 32px 0;
}

.ink-end .mint-mark {
  color: #7dcdc2;
  margin-bottom: 12px;
}

.ink-end .mint-mark:hover {
  color: #b7e6df;
}

.ink-end p {
  margin: 0 0 10px;
}

.foot-trail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 14px;
}

.foot-trail a {
  color: #7dcdc2;
}

.foot-trail a:hover {
  color: #fff;
}