/* ===== 变量与基础 ===== */
:root {
  --color-gold: #D4A843;
  --color-gold-light: #F0D78C;
  --color-black: #1A1A1A;
  --color-bg: #FAF8F3;
  --color-card: #FFFFFF;
  --color-text: #1A1A1A;
  --color-text-muted: #666666;
  --color-text-light: #999999;
  --color-border: #EDEAE1;
  --shadow-card: 0 8px 24px rgba(26, 26, 26, 0.06);
  --radius: 16px;
  --max-width: 1120px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--tight { padding: 72px 0; }

.section-head {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--color-gold);
  font-weight: 600;
  margin-bottom: 12px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 16px;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  white-space: nowrap;
}

.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--color-black);
  color: #FFFFFF;
  box-shadow: 0 10px 24px rgba(26, 26, 26, 0.25);
}

.btn--primary:hover { background: #000000; }

.btn--outline {
  background: transparent;
  color: var(--color-black);
  border: 1.5px solid var(--color-black);
}

.btn--outline:hover { background: var(--color-black); color: #fff; }

/* ===== 顶部导航 ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 248, 243, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.navbar.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
}

.navbar__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-black);
}

.navbar__logo {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(212, 168, 67, 0.35);
}

.navbar__links {
  display: flex;
  gap: 36px;
}

.navbar__link {
  font-size: 14px;
  color: var(--color-text-muted);
  font-weight: 500;
  position: relative;
  padding-bottom: 4px;
}

.navbar__link:hover { color: var(--color-black); }

.navbar__cta { flex-shrink: 0; }

.navbar__cta .btn { padding: 10px 22px; font-size: 14px; }

.navbar__toggle {
  display: none;
  width: 32px;
  height: 32px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}

.navbar__toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-black);
  border-radius: 2px;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 168px 0 96px;
  overflow: hidden;
  background:
    radial-gradient(circle at 14% 18%, rgba(212, 168, 67, 0.18), transparent 42%),
    radial-gradient(circle at 86% 8%, rgba(212, 168, 67, 0.14), transparent 40%),
    var(--color-bg);
}

.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(212, 168, 67, 0.14);
  color: var(--color-gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.hero__title {
  font-size: 48px;
  line-height: 1.28;
  font-weight: 800;
  color: var(--color-black);
  margin-bottom: 20px;
}

.hero__title em {
  font-style: normal;
  color: var(--color-gold);
}

.hero__desc {
  font-size: 17px;
  color: var(--color-text-muted);
  max-width: 460px;
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
}

.hero__stat-num {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-black);
}

.hero__stat-label {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 4px;
}

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__phone {
  position: relative;
  width: 280px;
  height: 570px;
  border-radius: 44px;
  background: linear-gradient(165deg, #2b2b2b 0%, #0e0e0e 60%, #050505 100%);
  padding: 6px;
  box-shadow:
    0 40px 70px rgba(26, 26, 26, 0.28),
    inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

/* 侧边按键：音量键 + 电源键，细节感来源 */
.hero__phone::before,
.hero__phone::after {
  content: "";
  position: absolute;
  background: #0e0e0e;
  border-radius: 2px;
}

.hero__phone::before {
  /* 左侧音量键 */
  left: -2px;
  top: 128px;
  width: 3px;
  height: 52px;
}

.hero__phone::after {
  /* 右侧电源键 */
  right: -2px;
  top: 148px;
  width: 3px;
  height: 76px;
}

.hero__phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 38px;
  background: linear-gradient(160deg, #fffdf7 0%, #f7ecd2 55%, #f0d78c 100%);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
}

/* 顶部灵动岛，增强“真实手机”辨识度 */
.hero__phone-screen::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 86px;
  height: 22px;
  background: #0e0e0e;
  border-radius: 14px;
  z-index: 2;
}

.hero__phone-logo {
  width: 88px;
  height: 88px;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 16px 30px rgba(212, 168, 67, 0.4);
}

.hero__phone-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-black);
  letter-spacing: 2px;
}

.hero__phone-slogan {
  font-size: 12px;
  color: rgba(26, 26, 26, 0.55);
  letter-spacing: 3px;
}

.hero__badge {
  position: absolute;
  padding: 10px 16px;
  background: #fff;
  border-radius: 14px;
  box-shadow: var(--shadow-card);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-black);
}

.hero__badge--1 { top: 14%; left: -14px; }
.hero__badge--2 { bottom: 18%; right: -22px; }

.hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
}

/* ===== 功能详解（Z形布局） ===== */
.feat-list {
  display: flex;
  flex-direction: column;
  gap: 96px;
  margin-top: 16px;
}

.feat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 72px;
}

/* 偶数行反转：文案在左，手机在右 */
.feat-row--reverse {
  direction: rtl;
}
.feat-row--reverse > * {
  direction: ltr;
}

/* ——— 手机模拟框 ——— */
.feat-phone {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.feat-phone__shell {
  width: 220px;
  height: 440px;
  background: linear-gradient(165deg, #2b2b2b 0%, #0e0e0e 60%, #050505 100%);
  border-radius: 44px;
  padding: 6px;
  box-shadow:
    0 40px 70px rgba(26, 26, 26, 0.28),
    inset 0 0 0 1px rgba(255, 255, 255, 0.06);
  position: relative;
}

/* 顶部刘海已移除 */

.feat-phone__screen {
  width: 100%;
  height: 100%;
  border-radius: 38px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 16px 20px;
  gap: 10px;
  overflow: hidden;
  position: relative;
}

/* 真实截图屏幕 */
.feat-phone__screen--img {
  padding: 0;
  background: #000;
}
.feat-phone__screen--img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 26px;
  display: block;
}

/* 各功能屏幕配色（CSS模拟模式保留，截图模式用 --img 覆盖） */
.feat-phone__screen--bazi    { background: linear-gradient(160deg, #1a1a2e 0%, #16213e 60%, #0f3460 100%); }
.feat-phone__screen--name    { background: linear-gradient(160deg, #2d1b4e 0%, #1a1232 60%, #3d2060 100%); }
.feat-phone__screen--relation{ background: linear-gradient(160deg, #1a2e1a 0%, #0f2d0f 60%, #1a4020 100%); }
.feat-phone__screen--jiugong { background: linear-gradient(160deg, #2e1a0f 0%, #3d2800 60%, #4a3010 100%); }
.feat-phone__screen--calendar{ background: linear-gradient(160deg, #0f2030 0%, #1a3040 60%, #0f3050 100%); }
.feat-phone__screen--course  { background: linear-gradient(160deg, #2e2a0f 0%, #3d3500 60%, #4a4010 100%); }
.feat-phone__screen--consult { background: linear-gradient(160deg, #2e0f1a 0%, #3d0020 60%, #4a1030 100%); }
.feat-phone__screen--shop    { background: linear-gradient(160deg, #0f2e2e 0%, #003d3d 60%, #104a4a 100%); }

.feat-phone__label {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  z-index: 1;
}
.feat-phone__sub {
  font-size: 10px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.3px;
  text-align: center;
  z-index: 1;
}

/* 八字命盘：干支网格 */
.feat-phone__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-top: 8px;
  z-index: 1;
}
.feat-phone__grid span {
  width: 36px;
  height: 36px;
  background: rgba(212, 168, 67, 0.15);
  border: 1px solid rgba(212, 168, 67, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  color: #D4A843;
  font-weight: 600;
}

/* 姓名解析：大字展示 */
.feat-phone__chars {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  z-index: 1;
}
.feat-phone__chars span {
  width: 52px;
  height: 52px;
  background: rgba(212, 168, 67, 0.12);
  border: 1px solid rgba(212, 168, 67, 0.35);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #D4A843;
  font-weight: 700;
}

/* 人际关系：双点连线 */
.feat-phone__relation {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 12px;
  z-index: 1;
}
.feat-phone__rel-dot {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.feat-phone__rel-dot--a { background: rgba(212, 168, 67, 0.25); color: #D4A843; border: 1.5px solid #D4A843; }
.feat-phone__rel-dot--b { background: rgba(100, 180, 255, 0.15); color: #64b4ff; border: 1.5px solid #64b4ff; }
.feat-phone__rel-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, #D4A843, #64b4ff);
  min-width: 40px;
  margin: 0 6px;
  position: relative;
}
.feat-phone__rel-line::after {
  content: "☯";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 14px;
  background: #1a2e1a;
  padding: 0 4px;
  color: rgba(255,255,255,0.5);
}

/* 九宫方位：九宫格 */
.feat-phone__jiugong {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin-top: 8px;
  z-index: 1;
}
.feat-phone__jiugong span {
  width: 38px;
  height: 38px;
  background: rgba(212, 168, 67, 0.1);
  border: 1px solid rgba(212, 168, 67, 0.2);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: rgba(255,255,255,0.75);
}
.feat-phone__jiugong span:nth-child(5) {
  background: rgba(212, 168, 67, 0.25);
  color: #D4A843;
  border-color: rgba(212, 168, 67, 0.5);
}

/* 易学日历：简版日历 */
.feat-phone__calendar { width: 100%; margin-top: 8px; z-index: 1; }
.feat-phone__cal-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  margin-bottom: 4px;
}
.feat-phone__cal-row span {
  text-align: center;
  font-size: 10px;
  color: rgba(255,255,255,0.45);
  padding: 3px 0;
}
.feat-phone__cal-days span {
  font-size: 11px;
  color: rgba(255,255,255,0.75);
  background: rgba(255,255,255,0.05);
  border-radius: 4px;
  padding: 4px 0;
}
span.feat-phone__cal-hi {
  background: rgba(212, 168, 67, 0.3) !important;
  color: #D4A843 !important;
  font-weight: 700;
}

/* 易学课堂：课程列表 */
.feat-phone__course {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  margin-top: 8px;
  z-index: 1;
}
.feat-phone__course span {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(212, 168, 67, 0.2);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 11px;
  color: rgba(255,255,255,0.8);
  text-align: left;
}
.feat-phone__course span:first-child {
  border-color: rgba(212, 168, 67, 0.5);
  background: rgba(212, 168, 67, 0.1);
  color: #D4A843;
}

/* 一对一咨询：聊天气泡 */
.feat-phone__chat {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  margin-top: 8px;
  z-index: 1;
}
.feat-phone__chat-bubble {
  max-width: 85%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 10px;
  line-height: 1.5;
}
.feat-phone__chat-bubble--in {
  align-self: flex-start;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.85);
  border-radius: 4px 12px 12px 12px;
}
.feat-phone__chat-bubble--out {
  align-self: flex-end;
  background: rgba(212, 168, 67, 0.25);
  color: #D4A843;
  border-radius: 12px 4px 12px 12px;
}

/* 小商城：商品列表 */
.feat-phone__shop {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  margin-top: 8px;
  z-index: 1;
}
.feat-phone__shop-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(20, 200, 200, 0.2);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 11px;
  color: rgba(255,255,255,0.8);
  text-align: left;
}
.feat-phone__shop-item:first-child {
  border-color: rgba(20, 200, 200, 0.45);
  background: rgba(20, 200, 200, 0.08);
}

/* 编号徽章 */
.feat-phone__num {
  position: absolute;
  bottom: -12px;
  right: -12px;
  width: 36px;
  height: 36px;
  background: var(--color-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 4px 12px rgba(212, 168, 67, 0.4);
}

/* ——— 文案侧 ——— */
.feat-copy__title {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-black);
  margin-bottom: 14px;
  line-height: 1.2;
}

.feat-copy__desc {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 20px;
}

.feat-copy__tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0;
}

.feat-copy__tags li {
  padding: 5px 14px;
  border-radius: 999px;
  background: rgba(212, 168, 67, 0.1);
  border: 1px solid rgba(212, 168, 67, 0.3);
  font-size: 12px;
  font-weight: 600;
  color: #A87B1F;
  letter-spacing: 0.3px;
}

/* ===== 辅助卡片网格（人际关系/九宫/日历/小商城） ===== */
.feat-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 0;
}

.feat-card {
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 28px 22px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 32px rgba(26, 26, 26, 0.1);
}

.feat-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 13px;
  background: rgba(212, 168, 67, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feat-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 8px;
}

.feat-card__desc {
  font-size: 13.5px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== 下载区 ===== */
.download {
  background: linear-gradient(135deg, #1A1A1A 0%, #2b2b2b 100%);
  border-radius: 28px;
  padding: 64px 56px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 48px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.download::before {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 168, 67, 0.28), transparent 70%);
}

.download__title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 12px;
}

.download__desc {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.68);
  max-width: 420px;
}

.download__qr-wrap {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  position: relative;
  z-index: 1;
}

.download__qr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.download__qr {
  width: 120px;
  height: 120px;
  background: #fff;
  border-radius: 16px;
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.download__qr img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.download__qr-placeholder {
  width: 100%;
  height: 100%;
  border: 1.5px dashed #cfcfcf;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 12px;
  color: #999;
  line-height: 1.5;
  padding: 8px;
}

.download__qr-caption {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
}

.disclaimer {
  margin-top: 24px;
  padding: 16px 20px;
  background: #FBF6E9;
  border: 1px solid rgba(212, 168, 67, 0.35);
  border-left: 3px solid var(--color-gold);
  border-radius: 10px;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 10px;
}

.disclaimer__title {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 700;
  color: #A87B1F;
}

.disclaimer__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: #8A6D3B;
}

.download__qr-caption strong {
  display: block;
  font-size: 15px;
  color: #fff;
  margin-bottom: 6px;
}

/* ===== 页脚 ===== */
.footer {
  padding: 48px 0 32px;
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--color-black);
}

.footer__logo {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  overflow: hidden;
}

.footer__meta {
  font-size: 13px;
  color: var(--color-text-light);
  text-align: right;
  line-height: 1.9;
}

.footer__meta a { color: var(--color-text-light); }
.footer__meta a:hover { color: var(--color-gold); }

/* ===== 滚动进入动效 ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 响应式 ===== */
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__desc { margin: 0 auto 32px; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; }
  .hero__visual { margin-top: 24px; }
  /* feat-row 平板：缩小间距，手机框缩小 */
  .feat-row { gap: 40px; }
  .feat-phone__shell { width: 180px; height: 360px; border-radius: 38px; }
  .feat-phone__screen { border-radius: 33px; }
  .feat-phone__screen--img img { border-radius: 33px; }
  .feat-copy__title { font-size: 22px; }
  .feat-cards { grid-template-columns: repeat(2, 1fr); }
  .download { grid-template-columns: 1fr; text-align: center; padding: 48px 32px; }
  .download__qr-wrap { justify-content: center; margin: 0 auto; }
  .download__desc { margin: 0 auto; }
}

@media (max-width: 720px) {
  .navbar__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
  }
  .navbar__links--open { display: flex; }
  .navbar__link { padding: 12px 0; border-bottom: 1px solid var(--color-border); }
  .navbar__toggle { display: flex; }
  .section { padding: 64px 0; }
  .hero { padding: 128px 0 64px; }
  .hero__title { font-size: 34px; }
  .section-title { font-size: 26px; }
  /* 移动端：Z形变为单列，截图在上文案在下，取消方向翻转 */
  .feat-row,
  .feat-row--reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 28px;
  }
  .feat-list { gap: 56px; }
  .feat-phone { justify-content: center; }
  .feat-phone__shell { width: 200px; height: 400px; }
  .feat-phone__num { bottom: -8px; right: calc(50% - 110px); }
  .feat-copy__title { font-size: 20px; }
  .feat-cards { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .hero__phone { width: 230px; height: 470px; border-radius: 38px; }
  .hero__phone-screen { border-radius: 33px; }
  .hero__phone-screen::before { width: 70px; height: 18px; top: 11px; }
  .footer__inner { flex-direction: column; }
  .footer__meta { text-align: left; }
}

@media (max-width: 420px) {
  .hero__stats { gap: 24px; }
  .download__qr-wrap { gap: 16px; }
  .download__qr { width: 96px; height: 96px; }
  .feat-phone__shell { width: 170px; height: 340px; border-radius: 34px; }
  .feat-phone__num { right: calc(50% - 95px); }
}