@charset "UTF-8";
/* ============================================================
   王兴丰 WANGSHI 糖醋铁板烧·炒麻辣 · 品牌官网样式
   视觉体系（黑红体系）：
   黑底 + 白色标题 + 红色灯带与强调，只用黑、白、红三色
   内容口径取自品牌招商手册，视觉沿用品牌自有资产
   ============================================================ */

:root {
  /* 色彩：只用黑、白、红三色 */
  --ink: #000000;
  --ink-2: #0a0a0a;
  --ink-3: #0a0a0a;
  --steel: #0a0a0a;
  --cream: #ffffff;
  --paper: #ffffff;
  --red: #e60012;
  --red-deep: #e60012;
  --red-glow: #e60012;
  --gold: #ffffff;
  --text: #ffffff;
  --text-dim: rgba(255, 255, 255, 0.66);
  --text-dark: #000000;
  --text-dark-dim: rgba(0, 0, 0, 0.64);
  --line-dark: rgba(255, 255, 255, 0.16);
  --line-light: rgba(0, 0, 0, 0.12);
  /* 供页面内联样式引用 */
  --line: rgba(255, 255, 255, 0.16);
  --gray: rgba(255, 255, 255, 0.66);

  --font-display: "Archivo Black", "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-en: "Archivo Black", "Noto Sans SC", "PingFang SC", system-ui, sans-serif;
  --font-cn: "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", system-ui, sans-serif;

  --maxw: 1220px;
  --gutter: clamp(20px, 5vw, 56px);
  --radius: 8px;
  --radius-lg: 14px;
  --shadow-card: none;
  --shadow-soft: none;
  --neon: 0 0 0 2px var(--red);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4,
p,
dl,
dd,
figure {
  margin: 0;
}

sup {
  font-size: 0.44em;
  vertical-align: super;
}

:focus-visible {
  outline: 2px solid var(--red-glow);
  outline-offset: 3px;
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.wrap--narrow {
  max-width: 940px;
}

/* ============================ 顶栏 ============================ */

.site-head {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 90;
  background: rgba(0, 0, 0, 0.86);
  backdrop-filter: blur(12px);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-head::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--red) 16%, var(--red-glow) 50%, var(--red) 84%, transparent);
  opacity: 0.92;
  pointer-events: none;
}

.site-head.is-scrolled {
  background: rgba(0, 0, 0, 0.97);
  box-shadow: none;
}

/* 顶部红色 LED 灯带 */
.tape {
  display: flex;
  align-items: center;
  gap: 22px;
  overflow: hidden;
  white-space: nowrap;
  background: var(--red);
  color: #fff;
  font-family: var(--font-display);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  border-bottom: 1px solid rgba(0, 0, 0, 0.3);
}

.tape--deco {
  min-height: 26px;
  padding: 5px 0 5px var(--gutter);
  font-size: 10.5px;
  box-shadow: none;
}

.head-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 68px;
}

.brand {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 3px 11px;
  flex: none;
}

.brand-latin {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.06em;
  color: #fff;
}

.brand-cn {
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.04em;
  color: #fff;
}

.brand-cn sup {
  color: var(--red-glow);
}

.brand-sub {
  padding-left: 11px;
  border-left: 1px solid var(--line-dark);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--text-dim);
}

.nav {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-left: auto;
}

.nav > a {
  position: relative;
  padding: 6px 0;
  font-size: 13px;
  color: var(--text-dim);
  white-space: nowrap;
  transition: color 0.25s ease;
}

.nav > a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--red);
  transition: width 0.28s ease;
}

.nav > a:hover,
.nav > a[aria-current="page"] {
  color: #fff;
}

.nav > a:hover::after,
.nav > a[aria-current="page"]::after {
  width: 100%;
}

.head-cta {
  flex: none;
}

.nav-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line-dark);
  border-radius: 11px;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  margin-left: -10px;
  background: #fff;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle::before {
  top: 15px;
}

.nav-toggle span {
  top: 21px;
}

.nav-toggle::after {
  top: 27px;
}

.nav.is-open ~ .nav-toggle span {
  opacity: 0;
}

.nav-close {
  display: none;
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 96;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

/* ============================ 按钮 ============================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn:hover {
  background: var(--red-glow);
  transform: translateY(-2px);
  box-shadow: none;
}

.btn:disabled {
  opacity: 0.72;
  cursor: default;
  transform: none;
}

.btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.34);
  color: #fff;
  box-shadow: none;
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: #fff;
}

.btn--line {
  background: transparent;
  border-color: rgba(230, 0, 18, 0.6);
  color: inherit;
  box-shadow: none;
}

.btn--line:hover {
  background: rgba(230, 0, 18, 0.1);
  border-color: var(--red-glow);
}

.btn--sm {
  min-height: 40px;
  padding: 9px 19px;
  font-size: 13.5px;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

/* ============================ 首屏 ============================ */

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100svh;
  padding: clamp(150px, 16vw, 210px) 0 clamp(96px, 12vw, 138px);
  background: var(--ink);
  background-image: none;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 44%;
  opacity: 0.5;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.84) 44%, rgba(0, 0, 0, 0.42) 80%, rgba(0, 0, 0, 0.72) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.86) 0%, rgba(0, 0, 0, 0.22) 42%, rgba(0, 0, 0, 0.95) 100%);
}

.hero-inner {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  border: 1px solid rgba(230, 0, 18, 0.6);
  border-radius: 999px;
  background: rgba(230, 0, 18, 0.14);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: #fff;
}

.hero-tag i {
  width: 8px;
  height: 8px;
  background: var(--red-glow);
  transform: rotate(45deg);
  box-shadow: none;
}

.hero-logo {
  display: flex;
  flex-direction: column;
  margin-top: 26px;
}

.hl-latin {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.6vw, 54px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--red-glow);
  text-shadow: none;
}

.hl-cn {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 74px);
  line-height: 1.02;
  letter-spacing: 0.02em;
  color: #fff;
}

.hl-cn sup {
  color: var(--red);
}

.hl-sub {
  margin-top: 12px;
  font-size: clamp(11.5px, 1.3vw, 14px);
  letter-spacing: 0.34em;
  color: var(--red);
}

.hero-claim {
  margin-top: 24px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 42px);
  line-height: 1.2;
  color: #fff;
}

.hero-claim em {
  font-style: normal;
  color: var(--red-glow);
  text-shadow: none;
}

.hero-note {
  max-width: 660px;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 15.5px;
  line-height: 1.9;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  max-width: 820px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line-dark);
  font-size: 14px;
  color: var(--text-dim);
}

.hero-meta b {
  color: #fff;
}

.hero-tape-bottom {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 4;
  min-height: 42px;
  font-size: 12px;
  padding: 9px 0 9px var(--gutter);
}

/* ============================ 子页首屏 ============================ */

.page-hero {
  position: relative;
  padding: clamp(148px, 15vw, 208px) 0 clamp(52px, 6.5vw, 88px);
  background: var(--ink);
  background-image: none;
  border-bottom: 1px solid var(--line-dark);
  overflow: hidden;
}

.page-hero-media {
  position: absolute;
  inset: 0;
}

.page-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
}

.page-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.92) 0%, rgba(0, 0, 0, 0.7) 42%, rgba(0, 0, 0, 0.96) 100%),
    linear-gradient(90deg, rgba(0, 0, 0, 0.96) 0%, rgba(0, 0, 0, 0.5) 68%, rgba(0, 0, 0, 0.86) 100%);
}

.page-hero-inner {
  position: relative;
  z-index: 2;
}

.crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.crumbs a {
  color: var(--text-dim);
}

.crumbs a:hover {
  color: #fff;
}

.crumbs span {
  color: var(--red-glow);
}

.page-hero h1 {
  margin-top: 20px;
  font-family: var(--font-display);
  font-size: clamp(32px, 4.6vw, 58px);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: #fff;
}

.page-hero-latin {
  margin-top: 10px;
  font-family: var(--font-display);
  font-size: clamp(12px, 1.4vw, 15px);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
}

.page-lede {
  max-width: 760px;
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 16.5px;
  line-height: 1.9;
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-meta span {
  padding: 7px 15px;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.76);
}

.page-meta span:first-child {
  border-color: rgba(230, 0, 18, 0.6);
  background: rgba(230, 0, 18, 0.12);
  color: #fff;
}

/* ============================ 区块 ============================ */

.sec {
  position: relative;
  padding: clamp(70px, 8.5vw, 120px) 0;
  background: var(--ink);
  color: var(--text);
}

.sec--tight {
  padding: clamp(52px, 6vw, 78px) 0;
}

.sec--ink {
  background: #000000;
  background-image: none;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.sec--paper {
  background: var(--cream);
  color: var(--text-dark);
}

.sec[id] {
  scroll-margin-top: 112px;
}

.sec-head {
  max-width: 900px;
  margin-bottom: clamp(28px, 3.4vw, 44px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--red);
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--red);
}

.sec--paper .eyebrow {
  color: var(--red);
}

.sec-title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.24;
  letter-spacing: 0.01em;
}

.sec-title em {
  font-style: normal;
  color: var(--red-glow);
}

.sec--paper .sec-title em {
  color: var(--red);
}

.sec-sub {
  margin-top: 14px;
  font-size: 15.5px;
  color: var(--text-dim);
}

.sec--paper .sec-sub {
  color: var(--text-dark-dim);
}

.prose {
  color: rgba(255, 255, 255, 0.78);
  font-size: 15.5px;
  line-height: 1.92;
}

.prose p + p {
  margin-top: 14px;
}

.prose--lead {
  font-size: 16.5px;
}

.prose strong {
  color: #fff;
}

.prose a {
  color: var(--red-glow);
  border-bottom: 1px solid rgba(230, 0, 18, 0.42);
}

.sec--paper .prose {
  color: var(--text-dark-dim);
}

.sec--paper .prose strong {
  color: var(--text-dark);
}

.sec--paper .prose a {
  color: var(--red-deep);
}

/* 灯箱门头式区块标题：黑格栅底 + 红色霓虹描边 */
.band {
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
  overflow: hidden;
  padding: clamp(22px, 2.6vw, 30px) clamp(20px, 3vw, 34px);
  border: 2px solid var(--red);
  border-radius: var(--radius);
  background-color: var(--ink-2);
  background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0 5px, rgba(0, 0, 0, 0.55) 5px 13px);
  box-shadow: none;
}

.sec--paper .band {
  box-shadow: none;
}

.band-ghost {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(46px, 9vw, 118px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.09);
  pointer-events: none;
  user-select: none;
}

.band-title {
  position: relative;
  z-index: 2;
  max-width: min(100%, 34ch);
  font-family: var(--font-display);
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: #fff;
  text-shadow: none;
}

.band-latin {
  position: relative;
  z-index: 2;
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 11.5px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--red);
}

.band-num {
  position: absolute;
  right: clamp(20px, 3vw, 34px);
  bottom: clamp(12px, 1.8vw, 20px);
  z-index: 2;
  font-family: var(--font-display);
  font-size: clamp(30px, 4.4vw, 54px);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.6px rgba(230, 0, 18, 0.6);
}

/* ============================ 数据 ============================ */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr));
  gap: clamp(14px, 1.8vw, 20px);
}

.stat {
  padding: 26px 24px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.05;
  color: var(--red-glow);
  text-shadow: none;
}

.stat b small {
  margin-left: 4px;
  font-size: 0.38em;
  color: rgba(255, 255, 255, 0.7);
  text-shadow: none;
}

.stat span {
  display: block;
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

.sec--paper .stat {
  background: var(--paper);
  border-color: var(--line-light);
  box-shadow: none;
}

.sec--paper .stat b {
  color: var(--red);
  text-shadow: none;
}

.sec--paper .stat b small {
  color: var(--text-dark-dim);
}

.sec--paper .stat span {
  color: var(--text-dark-dim);
}

/* ============================ 栅格 ============================ */

.grid {
  display: grid;
  gap: clamp(16px, 2.2vw, 26px);
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid--5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.gallery {
  display: grid;
  gap: clamp(16px, 2.2vw, 26px);
}

.gallery--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.gallery--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.gallery--wide-first > :first-child {
  grid-column: 1 / -1;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(28px, 4vw, 60px);
  align-items: center;
}

.split--rev .split-media {
  order: -1;
}

.split-body .sec-title + .sec-sub {
  margin-top: 12px;
}

/* ============================ 卡片 ============================ */

.card {
  padding: 26px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(230, 0, 18, 0.45);
  box-shadow: none;
}

.card h3 {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.35;
  color: var(--text-dark);
}

.card p {
  margin-top: 10px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-dark-dim);
}

.card-en {
  display: block;
  margin-top: 5px;
  font-family: var(--font-body);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red-deep);
}

.card--plain {
  background: transparent;
  box-shadow: none;
}

.card--lantern {
  position: relative;
  overflow: hidden;
}

.card--lantern::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--red);
}

/* 深色区块内的卡片 */
.sec:not(.sec--paper) .card {
  background: var(--ink-2);
  border-color: var(--line-dark);
  box-shadow: none;
}

.sec:not(.sec--paper) .card:hover {
  border-color: rgba(230, 0, 18, 0.6);
  box-shadow: none;
}

.sec:not(.sec--paper) .card h3 {
  color: #fff;
}

.sec:not(.sec--paper) .card p {
  color: rgba(255, 255, 255, 0.7);
}

.sec:not(.sec--paper) .card-en {
  color: var(--red);
}

/* 圆章 */
.seal {
  display: inline-grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1;
  box-shadow: none;
  flex: none;
}

.seal--sm {
  width: 42px;
  height: 42px;
  font-size: 15px;
}

.seal--lg {
  width: 68px;
  height: 68px;
  font-size: 24px;
}

.seal--ink {
  background: var(--ink);
  border: 1px solid var(--red);
  box-shadow: none;
}

.seal--ghost {
  background: transparent;
  border: 1px solid rgba(230, 0, 18, 0.55);
  color: var(--red-glow);
  box-shadow: none;
}

/* 手册目录卡 */
.dir-card {
  position: relative;
  display: block;
  overflow: hidden;
  padding: 26px 24px 28px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.dir-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--red);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.32s ease;
}

.dir-card:hover {
  transform: translateY(-6px);
  border-color: rgba(230, 0, 18, 0.5);
  box-shadow: none;
}

.dir-card:hover::before {
  transform: scaleY(1);
}

.dir-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.4px rgba(230, 0, 18, 0.65);
}

.dir-card h3 {
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--text-dark);
}

.dir-en {
  display: block;
  margin-top: 5px;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red-deep);
}

.dir-card p {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dark-dim);
}

/* 优势卡（含痛点条） */
.adv-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 24px 22px 0;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.adv-card:hover {
  transform: translateY(-5px);
  border-color: rgba(230, 0, 18, 0.45);
  box-shadow: none;
}

.adv-card .seal {
  width: 46px;
  height: 46px;
  font-size: 17px;
}

.adv-card h3 {
  margin-top: 15px;
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--text-dark);
}

.adv-card ul {
  display: grid;
  gap: 9px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.adv-card ul li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dark-dim);
}

.adv-card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--red);
  transform: rotate(45deg);
}

.adv-card .pain {
  margin: 20px -22px 0;
  padding: 15px 22px 18px;
  background: rgba(230, 0, 18, 0.14);
  border-top: 1px solid rgba(230, 0, 18, 0.34);
}

.pain b {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--red-deep);
}

.pain span {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-dark-dim);
}

.sec:not(.sec--paper) .adv-card {
  background: var(--ink-2);
  border-color: var(--line-dark);
  box-shadow: none;
}

.sec:not(.sec--paper) .adv-card h3 {
  color: #fff;
}

.sec:not(.sec--paper) .adv-card ul li {
  color: rgba(255, 255, 255, 0.7);
}

.sec:not(.sec--paper) .adv-card .pain {
  background: rgba(230, 0, 18, 0.16);
  border-top-color: rgba(230, 0, 18, 0.45);
}

.sec:not(.sec--paper) .pain b {
  color: var(--red-glow);
}

.sec:not(.sec--paper) .pain span {
  color: rgba(255, 255, 255, 0.62);
}

/* 店型卡 */
.model-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--ink-2);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.model-card:hover {
  transform: translateY(-6px);
  border-color: rgba(230, 0, 18, 0.6);
  box-shadow: none;
}

.model-fit {
  padding: 10px 18px;
  background: var(--red);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.model-body {
  padding: 20px 20px 26px;
}

.model-body h3 {
  font-family: var(--font-display);
  font-size: 19px;
  color: #fff;
}

.model-body .card-en {
  color: var(--red);
}

.model-body p {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.72);
}

/* 品质把控 */
.qc-item h3 {
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 18px;
  color: #fff;
}

.qc-item .card-en {
  margin-top: 4px;
  color: var(--red);
}

.hex {
  display: inline-grid;
  place-items: center;
  width: 62px;
  height: 62px;
  background: var(--red);
  color: #fff;
  clip-path: polygon(50% 0, 93% 25%, 93% 75%, 50% 100%, 7% 75%, 7% 25%);
  filter: none;
}

.hex--ink {
  background: var(--ink-3);
  color: var(--red-glow);
  filter: none;
}

.hex svg {
  width: 28px;
  height: 28px;
}

/* 品牌赋能条 */
.pillars {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pillar {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) minmax(0, 1.3fr);
  gap: 6px 26px;
  align-items: center;
  padding: 22px 24px 22px 30px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: none;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.pillar::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 4px;
  border-radius: 4px;
  background: var(--red);
}

.pillar:hover {
  transform: translateX(4px);
  border-color: rgba(230, 0, 18, 0.42);
}

.pillar-num {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.3px rgba(230, 0, 18, 0.6);
}

.pillar h3 {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--text-dark);
}

.pillar .card-en {
  margin-top: 4px;
  color: var(--red-deep);
}

.pillar p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dark-dim);
}

.sec:not(.sec--paper) .pillar {
  background: var(--ink-2);
  border-color: var(--line-dark);
  box-shadow: none;
}

.sec:not(.sec--paper) .pillar h3 {
  color: #fff;
}

.sec:not(.sec--paper) .pillar .card-en {
  color: var(--red);
}

.sec:not(.sec--paper) .pillar p {
  color: rgba(255, 255, 255, 0.7);
}

/* ============================ 图片框 ============================ */

.frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.frame:hover img {
  transform: scale(1.03);
}

.frame--4x3 {
  aspect-ratio: 4 / 3;
}

.frame--3x2 {
  aspect-ratio: 3 / 2;
}

.frame--16x9 {
  aspect-ratio: 16 / 9;
}

.frame--1x1 {
  aspect-ratio: 1 / 1;
}

.frame--wide {
  aspect-ratio: 16 / 8;
}

.sec--paper .frame {
  background: var(--paper);
  border-color: var(--line-light);
  box-shadow: none;
}

.shot figcaption {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.shot figcaption b {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.01em;
  color: #fff;
}

.sec--paper .shot figcaption {
  color: var(--text-dark-dim);
}

.sec--paper .shot figcaption b {
  color: var(--text-dark);
}

.overlay-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.overlay-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.overlay-card figcaption {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 44px 18px 16px;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.94));
  color: #fff;
}

.overlay-card figcaption b {
  font-family: var(--font-display);
  font-size: 16px;
}

.overlay-card figcaption i {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.66);
}

/* ============================ 胶囊标签 ============================ */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--line-light);
  border-radius: 999px;
  background: var(--paper);
  box-shadow: none;
  font-size: 13.5px;
  color: var(--text-dark);
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.chip:hover {
  transform: translateY(-2px);
  border-color: rgba(230, 0, 18, 0.55);
  color: var(--red-deep);
}

.sec:not(.sec--paper) .chip {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--line-dark);
  box-shadow: none;
  color: rgba(255, 255, 255, 0.82);
}

.sec:not(.sec--paper) .chip:hover {
  border-color: rgba(230, 0, 18, 0.7);
  color: #fff;
}

/* ============================ 清单 ============================ */

.checks {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.checks li {
  position: relative;
  padding-left: 30px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.78);
}

.checks li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.46em;
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  box-shadow: none;
}

.checks--light li {
  color: rgba(255, 255, 255, 0.9);
}

.sec--paper .checks li {
  color: var(--text-dark-dim);
}

/* ============================ 表格 ============================ */

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.spec-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  border-color: var(--line-light);
  font-size: 14.5px;
}

.spec-table caption {
  padding: 14px 20px;
  border-bottom: 1px solid var(--line-dark);
  text-align: left;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.58);
}

.spec-table th,
.spec-table td {
  padding: 15px 20px;
  border-bottom: 1px solid var(--line-dark);
  text-align: left;
  vertical-align: top;
}

.spec-table thead th {
  background: rgba(230, 0, 18, 0.12);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--red-glow);
  white-space: nowrap;
}

.spec-table tbody th {
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
}

.spec-table td {
  color: rgba(255, 255, 255, 0.74);
}

.spec-table tbody tr:last-child th,
.spec-table tbody tr:last-child td {
  border-bottom: 0;
}

.spec-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.sec--paper .table-scroll {
  background: var(--paper);
  border-color: var(--line-light);
  box-shadow: none;
}

.sec--paper .spec-table caption {
  color: var(--text-dark-dim);
  border-color: var(--line-light);
}

.sec--paper .spec-table th,
.sec--paper .spec-table td {
  border-color: var(--line-light);
}

.sec--paper .spec-table thead th {
  background: rgba(230, 0, 18, 0.07);
  color: var(--red-deep);
}

.sec--paper .spec-table tbody th {
  color: var(--text-dark);
}

.sec--paper .spec-table td {
  color: var(--text-dark-dim);
}

.sec--paper .spec-table tbody tr:hover {
  background: rgba(230, 0, 18, 0.04);
}

/* ============================ 流程 ============================ */

.flow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(30px, 4vw, 52px);
}

.flow-step {
  position: relative;
  padding: 26px 22px 28px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--ink-2);
  color: #fff;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.flow-step::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 0;
  height: 3px;
  background: var(--red);
  opacity: 0.6;
}

.flow-step:hover {
  transform: translateY(-5px);
  border-color: rgba(230, 0, 18, 0.6);
  box-shadow: none;
}

.step-num {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  font-family: var(--font-display);
  font-size: 14px;
  box-shadow: none;
}

.flow-step h3 {
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 18px;
}

.flow-step .card-en {
  color: var(--red);
}

.flow-step p {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.72);
}

/* 红黑包装带边框 */
.tape-frame {
  position: relative;
  padding: clamp(34px, 5vw, 52px) clamp(30px, 4vw, 46px);
  border: 2px solid var(--red);
  border-radius: var(--radius-lg);
  background: var(--ink);
  box-shadow: none;
}

.tf-row {
  position: absolute;
  display: flex;
  align-items: center;
  overflow: hidden;
  white-space: nowrap;
  background: var(--red);
  color: #fff;
  font-family: var(--font-display);
  font-size: 10.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.tf-row--top,
.tf-row--bottom {
  left: 14px;
  right: 14px;
  height: 20px;
  padding: 0 8px;
}

.tf-row--top {
  top: 8px;
}

.tf-row--bottom {
  bottom: 8px;
}

.tf-row--left,
.tf-row--right {
  top: 36px;
  bottom: 36px;
  width: 20px;
  justify-content: center;
  padding: 8px 0;
  writing-mode: vertical-rl;
}

.tf-row--left {
  left: 8px;
}

.tf-row--right {
  right: 8px;
}

.tf-body .flow {
  margin-top: 0;
}

/* ============================ 联系我们 ============================ */

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 16px;
  margin: 0;
}

.contact-item {
  display: flex;
  gap: 16px;
  padding: 20px 22px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  background: var(--ink-2);
}

.contact-item dt {
  flex: 0 0 auto;
  white-space: nowrap;
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

.contact-item dd {
  margin-top: 4px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0.02em;
  color: #fff;
}

.contact-item dd a:hover {
  color: var(--red-glow);
}

.contact-item small {
  display: block;
  margin-top: 6px;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0;
  color: var(--text-dim);
}

/* 浅底区块里的联系方式卡改走白卡，避免深字压深底 */
.sec--paper .contact-item {
  background: var(--paper);
  border-color: var(--line-light);
  box-shadow: none;
}

.sec--paper .contact-item dt,
.sec--paper .contact-item small {
  color: var(--text-dark-dim);
}

.sec--paper .contact-item dd {
  color: var(--text-dark);
}

.contact-form {
  padding: clamp(24px, 3vw, 34px);
  border-top: 3px solid var(--red);
  border-radius: var(--radius-lg);
  background: var(--paper);
  color: var(--text-dark);
  box-shadow: none;
}

.contact-form h3 {
  font-family: var(--font-display);
  font-size: 22px;
}

.field {
  margin-top: 16px;
}

.field label {
  display: block;
  margin-bottom: 7px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
}

.field input,
.field textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid rgba(0, 0, 0, 0.16);
  border-radius: 10px;
  background: #ffffff;
  color: var(--text-dark);
  font-size: 15px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(230, 0, 18, 0.14);
  outline: none;
}

.field textarea {
  min-height: 118px;
  resize: vertical;
}

.err {
  display: none;
  margin-top: 6px;
  font-size: 12.5px;
  color: #e60012;
}

.field.is-invalid .err {
  display: block;
}

.field.is-invalid input,
.field.is-invalid textarea {
  border-color: #e60012;
  background: #ffffff;
}

.contact-form .btn {
  width: 100%;
  margin-top: 22px;
}

.form-status {
  display: none;
}

.form-status.is-shown {
  display: block;
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px solid rgba(230, 0, 18, 0.28);
  border-radius: 10px;
  background: rgba(230, 0, 18, 0.07);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-dark);
}

.form-note {
  margin-top: 12px;
  font-size: 12px;
  color: var(--text-dark-dim);
}

/* ============================ 行动条 ============================ */

.cta-strip {
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 6vw, 76px) 0;
  background: var(--red);
  color: #fff;
}

.cta-strip::before {
  content: "";
  position: absolute;
  inset: 0;
  background: none;
  pointer-events: none;
}

.cta-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(24px, 3vw, 48px);
  align-items: center;
}

.cta-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1.2;
}

.cta-copy p {
  max-width: 720px;
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.9);
}

.cta-strip .btn {
  background: #fff;
  color: var(--red-deep);
  box-shadow: none;
}

.cta-strip .btn:hover {
  background: var(--ink);
  color: #fff;
}

.cta-strip .btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.62);
  color: #fff;
}

.cta-strip .btn--ghost:hover {
  background: rgba(0, 0, 0, 0.22);
  border-color: #fff;
}

/* ============================ 页脚 ============================ */

.site-foot {
  border-top: 1px solid var(--line-dark);
  background: #000000;
  color: rgba(255, 255, 255, 0.66);
  font-size: 13.5px;
}

.foot-top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(2, minmax(0, 0.85fr)) minmax(0, 1.15fr);
  gap: clamp(24px, 3vw, 44px);
  padding-top: clamp(44px, 5vw, 68px);
  padding-bottom: clamp(34px, 4vw, 52px);
}

.foot-brand .brand {
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.site-foot .brand-latin {
  color: #fff;
}

.site-foot .brand-sub {
  padding-left: 0;
  border-left: 0;
  color: rgba(255, 255, 255, 0.5);
}

.foot-brand p {
  max-width: 420px;
  margin-top: 16px;
  font-size: 13px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.6);
}

.foot-title {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
}

.foot-links {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.foot-links a {
  color: rgba(255, 255, 255, 0.72);
}

.foot-links a:hover {
  color: var(--red-glow);
}

.foot-contact {
  display: grid;
  margin: 16px 0 0;
}

.foot-contact dt {
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}

.foot-contact dd {
  margin: 2px 0 10px;
  color: #fff;
}

.foot-contact dd a:hover {
  color: var(--red-glow);
}

.foot-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 22px;
  border-top: 1px dashed rgba(255, 255, 255, 0.1);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.44);
}

/* ============================ 右侧翻页点 ============================ */

.pager {
  position: fixed;
  right: 20px;
  top: 50%;
  z-index: 80;
  display: grid;
  gap: 11px;
  transform: translateY(-50%);
}

.pager a {
  position: relative;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.26);
  transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.pager a:hover {
  background: rgba(255, 255, 255, 0.6);
}

.pager a::after {
  content: attr(data-label);
  position: absolute;
  right: 20px;
  top: 50%;
  padding: 5px 10px;
  border: 1px solid var(--line-dark);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.95);
  color: #fff;
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-50%);
  transition: opacity 0.2s ease, right 0.2s ease;
}

.pager a:hover::after,
.pager a:focus-visible::after {
  opacity: 1;
  visibility: visible;
  right: 16px;
}

.pager a.is-active {
  background: var(--red);
  transform: scale(1.3);
  box-shadow: none;
}

/* ============================ 文字链 / 工具类 ============================ */

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(230, 0, 18, 0.45);
  font-size: 14px;
  font-weight: 700;
  color: var(--red-glow);
  transition: gap 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.link-more::after {
  content: "→";
}

.link-more:hover {
  gap: 13px;
  color: #fff;
  border-color: #fff;
}

.link-more--light {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.42);
}

.link-more--light:hover {
  color: var(--red-glow);
  border-color: var(--red-glow);
}

.sec--paper .link-more {
  color: var(--red-deep);
  border-color: rgba(230, 0, 18, 0.4);
}

.sec--paper .link-more:hover {
  color: var(--red);
  border-color: var(--red);
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ============================ 原站版式层 ============================ */
/* 版式骨架对齐原站：顶栏 + 右侧圆点锚点 + 双栏首屏 + 居中区块标题 + 三联卡 + 时间线 + 图墙 + 页脚四列；
   配色仍为黑 / 白 / 红三色。这一层只补版式与组件，不改上面的色彩令牌。 */

.page-main {
  padding-top: 74px;
}

.mt-lg {
  margin-top: clamp(30px, 3.6vw, 54px);
}

/* ---- 面包屑条 ---- */
.crumbs-bar {
  border-bottom: 1px solid var(--line-dark);
  background: var(--steel);
}

.crumbs-bar .wrap {
  padding-top: 15px;
  padding-bottom: 15px;
}

/* ---- 居中区块标题 ---- */
.sec-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.sec-head--center .eyebrow {
  justify-content: center;
}

.sec-head--center .sec-sub {
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.eyebrow--pill {
  padding: 8px 18px;
  border: 1px solid rgba(230, 0, 18, 0.34);
  border-radius: 999px;
  background: rgba(230, 0, 18, 0.08);
  font-size: 11.5px;
  letter-spacing: 0.2em;
}

.eyebrow--pill::before {
  display: none;
}

.sec--paper .eyebrow--pill {
  border-color: rgba(230, 0, 18, 0.26);
  background: rgba(230, 0, 18, 0.06);
}

/* ---- 全屏背景首屏：左文右图（图改为整屏背景） ---- */
.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.hero-copy {
  max-width: 640px;
}

/* 首页首屏背景：铁板爆炒主视觉 */
.hero-bg {
  position: relative;
  background: #000 url('../images/hero-bg.jpg') center/cover no-repeat;
}

.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.86) 0%, rgba(0, 0, 0, 0.5) 42%, rgba(0, 0, 0, 0.08) 78%, rgba(0, 0, 0, 0) 100%);
  pointer-events: none;
}

.hero-bg .wrap {
  position: relative;
  z-index: 1;
}

@media (max-width: 720px) {
  .hero-bg::before {
    background: rgba(0, 0, 0, 0.62);
  }

  .hero-copy {
    max-width: none;
  }
}

.hero-split .sec-title {
  font-size: clamp(30px, 4.3vw, 54px);
  line-height: 1.14;
}

.hero-split .prose {
  max-width: 610px;
  margin-top: 18px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line-dark);
}

.hero-stats b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.12;
  color: var(--red-glow);
}

.hero-stats b small {
  margin-left: 3px;
  font-size: 0.44em;
  color: rgba(255, 255, 255, 0.72);
}

.hero-stats span {
  display: block;
  margin-top: 7px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

.hero-figure {
  position: relative;
}

.hero-figure .seal {
  position: absolute;
  right: -8px;
  bottom: -10px;
  z-index: 2;
}

/* ---- 卡片变体 ---- */
.card--flush {
  padding: 0;
  overflow: hidden;
}

.card--media {
  display: flex;
  flex-direction: column;
}

/* ---- 圆形图标位 ---- */
.icon-badge {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border: 1px solid rgba(230, 0, 18, 0.4);
  border-radius: 50%;
  background: rgba(230, 0, 18, 0.12);
  color: var(--red-glow);
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1;
}

.icon-badge--lg {
  width: 76px;
  height: 76px;
  font-size: 25px;
}

.sec--paper .icon-badge {
  background: rgba(230, 0, 18, 0.08);
  color: var(--red);
}

/* ---- 理念卡：底图 + 内容 ---- */
.concept-card {
  position: relative;
  overflow: hidden;
}

.concept-bg {
  position: absolute;
  inset: 0;
}

.concept-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
}

.sec--paper .concept-bg img {
  opacity: 0.1;
}

.concept-body {
  position: relative;
  z-index: 2;
}

.concept-body h3 {
  margin-top: 18px;
}

.concept-body .checks {
  margin-top: 16px;
}

/* ---- 产品卡：方图 + 角标 + 通栏按钮 ---- */
.prod-media {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #000;
}

.prod-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.prod-card:hover .prod-media img {
  transform: scale(1.04);
}

.prod-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-size: 11.5px;
  letter-spacing: 0.12em;
}

.prod-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 12px;
  padding: 22px 22px 24px;
}

.prod-body .checks {
  margin-bottom: 4px;
}

.prod-body .btn {
  margin-top: auto;
}

/* ---- 三联卡（扶持 / 人群 / 店型） ---- */
.tri-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 30px 28px 28px;
}

.tri-card h3 {
  font-size: 21px;
}

.tri-card > .btn {
  margin-top: auto;
}

/* ---- 卡内条目：圆点 + 小标题 + 说明 ---- */
.sub-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sub-item {
  display: flex;
  gap: 12px;
}

.icon-dot {
  display: grid;
  place-items: center;
  flex: none;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(230, 0, 18, 0.36);
  border-radius: 50%;
  background: rgba(230, 0, 18, 0.12);
  color: var(--red-glow);
  font-family: var(--font-display);
  font-size: 12px;
  line-height: 1;
}

.sub-item h4 {
  font-family: var(--font-display);
  font-size: 14.5px;
  line-height: 1.5;
  color: #fff;
}

.sub-item p {
  margin-top: 3px;
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-dim);
}

.sec--paper .sub-item h4 {
  color: var(--text-dark);
}

.sec--paper .sub-item p {
  color: var(--text-dark-dim);
}

.sec--paper .icon-dot {
  color: var(--red);
}

/* ---- 时间线 ---- */
.timeline {
  position: relative;
  display: grid;
  gap: clamp(28px, 3.6vw, 52px);
}

.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 9px;
  bottom: 9px;
  width: 2px;
  margin-left: -1px;
  background: rgba(230, 0, 18, 0.32);
}

.sec--paper .timeline::before {
  background: rgba(230, 0, 18, 0.22);
}

.tl-item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
}

.tl-dot {
  position: absolute;
  left: 50%;
  top: 10px;
  z-index: 2;
  width: 16px;
  height: 16px;
  margin-left: -8px;
  border: 4px solid var(--ink);
  border-radius: 50%;
  background: var(--red);
}

.sec--paper .tl-dot {
  border-color: var(--paper);
}

.tl-copy {
  grid-column: 1;
  text-align: right;
}

.tl-media {
  grid-column: 2;
}

.tl-item--rev .tl-copy {
  grid-column: 2;
  text-align: left;
}

.tl-item--rev .tl-media {
  grid-column: 1;
  grid-row: 1;
}

.tl-step {
  display: inline-block;
  margin-bottom: 10px;
  padding: 5px 14px;
  border: 1px solid rgba(230, 0, 18, 0.42);
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--red-glow);
}

.sec--paper .tl-step {
  color: var(--red);
}

.tl-copy h3 {
  font-family: var(--font-display);
  font-size: 19px;
  color: #fff;
}

.sec--paper .tl-copy h3 {
  color: var(--text-dark);
}

.tl-copy p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.82;
  color: var(--text-dim);
}

.sec--paper .tl-copy p {
  color: var(--text-dark-dim);
}

/* ---- 图卡：图 + 图注 ---- */
.shot-card .frame {
  border: 0;
  border-radius: 0;
}

.shot-card figcaption {
  margin: 0;
  padding: 16px 18px 18px;
  border-top: 1px solid var(--line-light);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--text-dark-dim);
}

.shot-card figcaption b {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 15.5px;
  color: var(--text-dark);
}

.sec:not(.sec--paper) .shot-card figcaption {
  border-top-color: var(--line-dark);
  color: var(--text-dim);
}

.sec:not(.sec--paper) .shot-card figcaption b {
  color: #fff;
}

/* ---- 灯箱 ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  place-items: center;
  padding: clamp(18px, 4vw, 48px);
  background: rgba(0, 0, 0, 0.92);
}

.lightbox.is-open {
  display: grid;
}

.lightbox img {
  max-width: min(1020px, 94vw);
  max-height: 76vh;
  object-fit: contain;
  border: 1px solid var(--line-dark);
}

.lightbox figcaption {
  margin-top: 14px;
  text-align: center;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.76);
}

.lightbox-close {
  position: absolute;
  top: clamp(16px, 3vw, 32px);
  right: clamp(16px, 3vw, 32px);
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.zoomable {
  cursor: zoom-in;
}

/* ---- 联系卡两列 ---- */
.contact-list--grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* ---- 页脚第四列：资料订阅与社交 ---- */
.foot-sub {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.foot-sub input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line-dark);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 14px;
}

.foot-sub input::placeholder {
  color: rgba(255, 255, 255, 0.42);
}

.foot-sub .btn {
  width: 100%;
}

.foot-social {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.foot-social a {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.78);
  transition: border-color 0.25s ease, color 0.25s ease;
}

.foot-social a:hover {
  border-color: rgba(230, 0, 18, 0.7);
  color: #fff;
}

.foot-note {
  margin-top: 14px;
  font-size: 12px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.44);
}

/* ============================ 响应式 ============================ */

@media (max-width: 1320px) {
  .site-head .brand-sub {
    display: none;
  }
}

@media (max-width: 1180px) {
  .grid--5 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid--4,
  .grid--3,
  .gallery--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav {
    gap: 12px;
  }

  .nav > a {
    font-size: 12.5px;
  }
}

@media (max-width: 1080px) {
  .hero-inner,
  .split,
  .split--rev,
  .contact-layout,
  .cta-inner,
  .foot-top {
    grid-template-columns: minmax(0, 1fr);
  }

  .split--rev .split-media {
    order: 0;
  }

  .pillar {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 4px 20px;
  }

  .pillar p {
    grid-column: 2;
  }

  .pager {
    display: none;
  }
}

@media (max-width: 980px) {
  .nav {
    position: fixed;
    inset: 0 0 0 auto;
    height: 100vh;
    height: 100dvh;
    z-index: 95;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    width: min(72vw, 300px);
    margin: 0;
    padding: 118px 22px 44px;
    background: rgba(0, 0, 0, 0.98);
    border-left: 1px solid var(--line-dark);
    box-shadow: none;
    overflow-y: auto;
    transform: translateX(102%);
    transition: transform 0.32s ease;
    visibility: hidden;
  }

  .nav.is-open {
    transform: none;
    visibility: visible;
  }

  .nav-close {
    display: block;
  }

  .nav > a {
    width: 100%;
    padding: 13px 0;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
    font-size: 16px;
    color: #fff;
  }

  .nav > a::after {
    display: none;
  }

  .nav > a[aria-current="page"] {
    color: var(--red-glow);
  }

  .nav-toggle {
    display: block;
    order: 3;
  }

  .head-cta {
    margin-left: auto;
    order: 2;
  }

  .grid--4,
  .grid--5,
  .gallery--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .grid--2,
  .grid--3,
  .grid--4,
  .grid--5,
  .gallery--2,
  .gallery--3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .head-cta {
    display: none;
  }

  .nav-toggle {
    margin-left: auto;
  }

  .hero {
    min-height: auto;
    padding-top: 132px;
  }

  .hero-tape-bottom {
    min-height: 34px;
    font-size: 10.5px;
  }

  .band {
    align-items: flex-start;
  }

  .band-num {
    position: static;
    display: block;
    margin-top: 12px;
  }

  .band-ghost {
    font-size: 108px;
    opacity: 0.6;
  }

  .page-hero {
    padding-top: 128px;
  }

  .tf-row--left,
  .tf-row--right {
    display: none;
  }

  .foot-bottom {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn:hover,
  .card:hover,
  .dir-card:hover,
  .adv-card:hover,
  .model-card:hover,
  .flow-step:hover,
  .chip:hover,
  .pillar:hover,
  .frame:hover img {
    transform: none;
  }
}

@media print {
  .site-head,
  .pager,
  .nav-toggle,
  .cta-strip .btn-row,
  .contact-form .btn {
    display: none;
  }

  body {
    background: #fff;
    color: #000000;
  }

  .sec,
  .sec--paper,
  .sec--ink {
    background: #fff;
    color: #000000;
    padding: 24px 0;
  }

  .band,
  .tape-frame {
    box-shadow: none;
  }
}

/* ================= 原站版式层：响应式覆盖 ================= */

@media (max-width: 1080px) {
  .hero-split,
  .foot-top {
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-list--grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .timeline {
    padding-left: 26px;
  }

  .timeline::before {
    left: 7px;
    margin-left: 0;
  }

  .tl-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .tl-item .tl-copy,
  .tl-item--rev .tl-copy {
    grid-column: 1;
    grid-row: 1;
    text-align: left;
  }

  .tl-item .tl-media,
  .tl-item--rev .tl-media {
    grid-column: 1;
    grid-row: 2;
  }

  .tl-dot {
    left: 7px;
    margin-left: -8px;
  }
}

@media (max-width: 720px) {
  .page-main {
    padding-top: 74px;
  }

  .hero-stats {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .tri-card {
    padding: 24px 20px;
  }

  .prod-body {
    padding: 18px 18px 20px;
  }

  .hero-figure .seal {
    right: 8px;
    bottom: 8px;
  }
}

/* ---------- 版式层补充工具类 ---------- */

.hero-copy {
  min-width: 0;
}

.btn-row--center {
  justify-content: center;
}

.chips--center {
  justify-content: center;
}


/* ============================ 首页：满屏分页 ============================ */

html.page-home {
  scroll-snap-type: y proximity;
  scroll-padding-top: 68px;
}

/* 每一段各占满一屏，内容垂直居中；内容本身高于一屏时正常增高，不被裁切 */
.page-home main > .sec {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
  min-height: 100svh;
  scroll-snap-align: start;
}

/* 偏移统一交给容器的 scroll-padding-top，避免与 scroll-margin 叠加 */
.page-home .sec[id] {
  scroll-margin-top: 0;
}

/* 首页段落纵向留白收紧一档，减少「一屏装不下」的情况 */
.page-home main > .sec {
  padding-top: clamp(56px, 6.4vw, 92px);
  padding-bottom: clamp(56px, 6.4vw, 92px);
}

/* 桌面端由滚轮翻页脚本接管，关闭 CSS 吸附，避免两者抢滚动 */
@media (min-width: 1024px) and (hover: hover) and (pointer: fine) {
  html.page-home {
    scroll-snap-type: none;
  }
}
/* ============================ 首页品牌理念：三栏编号编排 ============================ */

.itri {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding-top: clamp(30px, 3.4vw, 46px);
  border-top: 1px solid var(--line-light);
}

.itri > article {
  position: relative;
  padding: 0 clamp(22px, 2.6vw, 40px);
  border-left: 1px solid var(--line-light);
}

.itri > article:first-child {
  padding-left: 0;
  border-left: 0;
}

.itri > article:last-child {
  padding-right: 0;
}

.itri p.itri-num {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.3vw, 30px);
  line-height: 1;
  color: var(--red);
  letter-spacing: 0.02em;
}

.itri-rule {
  flex: 1;
  height: 1px;
  background: var(--line-light);
}

.itri-en {
  font-family: var(--font-body);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dark-dim);
  white-space: nowrap;
}

.itri h3 {
  margin: 20px 0 0;
  font-size: clamp(19px, 1.7vw, 23px);
  line-height: 1.4;
}

.itri p:not([class]) {
  margin: 12px 0 0;
  color: var(--text-dark-dim);
  font-size: 14.6px;
  line-height: 1.9;
}

.itri ul {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.itri li {
  position: relative;
  padding: 11px 0 11px 17px;
  border-top: 1px solid rgba(0, 0, 0, 0.09);
  color: var(--text-dark);
  font-size: 13.6px;
  line-height: 1.75;
}

.itri li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 6px;
  height: 6px;
  background: var(--red);
}

/* ---- 数据带 ---- */

.stat-band {
  margin-top: clamp(34px, 4.4vw, 60px);
  background: var(--ink);
  color: var(--text);
}

.stat-band-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-band-inner > div {
  padding: 32px clamp(18px, 2vw, 30px);
  border-left: 1px solid var(--line-dark);
}

.stat-band-inner > div:first-child {
  border-left: 0;
}

.stat-band b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(26px, 2.7vw, 34px);
  line-height: 1;
  color: #ffffff;
}

.stat-band b small {
  margin-left: 3px;
  font-size: 0.48em;
  color: var(--red);
}

.stat-band span {
  display: block;
  margin-top: 14px;
  color: var(--text-dim);
  font-size: 12.6px;
  line-height: 1.7;
}

@media (max-width: 980px) {
  .itri {
    grid-template-columns: minmax(0, 1fr);
  }

  .itri > article {
    padding: 26px 0 0;
    border-left: 0;
  }

  .itri > article:first-child {
    padding-top: 0;
  }

  .itri > article + article {
    border-top: 1px solid var(--line-light);
  }

  .stat-band-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stat-band-inner > div:nth-child(odd) {
    border-left: 0;
  }

  .stat-band-inner > div:nth-child(n + 3) {
    border-top: 1px solid var(--line-dark);
  }
}

@media (max-width: 560px) {
  .stat-band-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .stat-band-inner > div {
    border-left: 0;
  }

  .stat-band-inner > div + div {
    border-top: 1px solid var(--line-dark);
  }
}
/* ============================ 首页开店扶持：编号行 ============================ */

.jrows {
  margin-top: clamp(30px, 3.6vw, 50px);
  border-top: 1px solid var(--line-light);
}

.jrow {
  display: grid;
  grid-template-columns: minmax(0, 200px) minmax(0, 1fr) minmax(320px, 400px);
  gap: clamp(18px, 2.8vw, 46px);
  align-items: center;
  padding: clamp(22px, 2.5vw, 32px) 0;
  border-bottom: 1px solid var(--line-light);
}

.jrow-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.jrow-num {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.2vw, 30px);
  line-height: 1;
  color: var(--red);
}

.jrow-head h3 {
  margin: 0;
  font-size: clamp(18px, 1.6vw, 21px);
}

.jrow-text {
  margin: 0;
  color: var(--text-dark-dim);
  font-size: 14.4px;
  line-height: 1.85;
}

.jrow-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  justify-content: flex-end;
}

.jrow-tags span {
  padding: 5px 12px;
  border: 1px solid rgba(0, 0, 0, 0.14);
  border-radius: 999px;
  color: var(--text-dark);
  font-size: 12.4px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.jrows-foot {
  margin: clamp(24px, 2.8vw, 38px) 0 0;
  color: var(--text-dark-dim);
  font-size: 13.6px;
  line-height: 2;
}

@media (max-width: 980px) {
  .jrow {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    align-items: start;
  }

  .jrow-tags {
    justify-content: flex-start;
  }
}
/* ============================ 适合人群：同款三栏（深色底）+ 关键词标签 ============================ */

.itri--dark {
  border-top-color: var(--line-dark);
}

.itri--dark > article {
  border-left-color: var(--line-dark);
}

.itri--dark .itri-rule {
  background: var(--line-dark);
}

.itri--dark .itri-en {
  color: var(--text-dim);
}

.itri--dark h3 {
  color: #ffffff;
}

.itri--dark p:not([class]) {
  color: var(--text-dim);
}

.aud-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
}

.aud-tags span {
  padding: 5px 12px;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  color: var(--text);
  font-size: 12.4px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* 三栏的序号行 / 标题 / 说明 / 要点按行对齐 */

@supports (grid-template-rows: subgrid) {
  .itri {
    grid-template-rows: auto auto auto auto;
  }

  .itri > article {
    display: grid;
    grid-template-rows: subgrid;
    grid-row: span 4;
    align-items: start;
    row-gap: 0;
  }

  @media (max-width: 980px) {
    .itri {
      grid-template-rows: minmax(0, auto);
    }

    .itri > article {
      display: block;
      grid-row: auto;
    }
  }
}
/* ============================ 关于我们：链路三栏 ============================ */

.chain {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 0;
}

.chain-item {
  position: relative;
  padding: 26px clamp(20px, 2.4vw, 34px) 0;
  border-top: 1px solid var(--line-light);
}

.chain-item:first-child {
  padding-left: 0;
}

.chain-item:last-child {
  padding-right: 0;
}

.chain-dot {
  position: absolute;
  top: -5px;
  left: clamp(20px, 2.4vw, 34px);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--red);
}

.chain-item:first-child .chain-dot {
  left: 0;
}

.chain-node {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
}

.chain-num {
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1;
  color: var(--red);
}

.chain-en {
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dark-dim);
  white-space: nowrap;
}

.chain h3 {
  margin: 16px 0 0;
  font-size: clamp(18px, 1.6vw, 21px);
    color: var(--text-dark);
}

.chain p {
  margin: 12px 0 0;
  color: var(--text-dark-dim);
  font-size: 14.4px;
  line-height: 1.85;
}

@media (min-width: 981px) {
  .chain > .chain-item > p:not([class]) {
    min-height: calc(3 * 1.85em);
  }
}

.chain-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.chain-list li {
  position: relative;
  padding: 10px 0 10px 16px;
  border-top: 1px solid rgba(0, 0, 0, 0.09);
  color: var(--text-dark);
  font-size: 13.4px;
  line-height: 1.7;
}

.chain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 6px;
  background: var(--red);
}

/* ============================ 关于我们：四格定位条 ============================ */

.spec-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line-dark);
}

.spec-cell {
  padding: clamp(24px, 2.6vw, 34px) clamp(16px, 2vw, 28px);
  border-left: 1px solid var(--line-dark);
}

.spec-cell:first-child {
  border-left: 0;
  padding-left: 0;
}

.spec-cell:last-child {
  padding-right: 0;
}

.spec-en {
  display: block;
  margin: 0;
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.spec-cell h3 {
  margin: 14px 0 0;
  font-size: clamp(17px, 1.5vw, 20px);
  color: #ffffff;
}

.spec-cell p {
  margin: 12px 0 0;
  color: var(--text-dim);
  font-size: 13.8px;
  line-height: 1.8;
}

@media (max-width: 980px) {
  .chain {
    grid-template-columns: minmax(0, 1fr);
  }

  .chain-item {
    padding: 24px 0 0;
  }

  .chain-item:last-child {
    padding-right: 0;
  }

  .chain-dot {
    left: 0;
  }

  .spec-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .spec-cell {
    padding: 22px clamp(16px, 3vw, 24px);
  }

  .spec-cell:nth-child(odd) {
    border-left: 0;
    padding-left: 0;
  }

  .spec-cell:nth-child(even) {
    padding-right: 0;
  }

  .spec-cell:nth-child(n + 3) {
    border-top: 1px solid var(--line-dark);
  }
}

@media (max-width: 560px) {
  .spec-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .spec-cell,
  .spec-cell:nth-child(even) {
    padding: 20px 0 0;
    border-left: 0;
  }

  .spec-cell + .spec-cell {
    border-top: 1px solid var(--line-dark);
  }
}
/* ============================ 关于我们：人群与选址两栏 ============================ */

.who-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(30px, 4.6vw, 84px);
}

.who-col {
  padding-top: clamp(22px, 2.4vw, 30px);
  border-top: 2px solid var(--text-dark);
}

.who-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
}

.who-title {
  font-family: var(--font-display);
  font-size: clamp(19px, 1.7vw, 23px);
  line-height: 1.2;
  color: var(--text-dark);
}

.who-en {
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dark-dim);
  white-space: nowrap;
}

.who-list {
  margin: clamp(12px, 1.4vw, 18px) 0 0;
  padding: 0;
  list-style: none;
}

.who-list li {
  display: grid;
  grid-template-columns: clamp(38px, 3.4vw, 46px) minmax(0, 1fr);
  gap: clamp(10px, 1.4vw, 20px);
  align-items: start;
  padding: clamp(14px, 1.5vw, 18px) 0;
  border-top: 1px solid var(--line-light);
}

.who-list li:last-child {
  border-bottom: 1px solid var(--line-light);
}

.who-num {
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.6;
  color: var(--red);
}

.who-list h4 {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 16.5px);
  line-height: 1.5;
  color: var(--text-dark);
}

.who-list p {
  margin: 7px 0 0;
  font-size: 13.6px;
  line-height: 1.75;
  color: var(--text-dark-dim);
}

@media (min-width: 981px) {
  .who-list li {
    min-height: 96px;
  }
}

@media (max-width: 980px) {
  .who-grid {
    grid-template-columns: minmax(0, 1fr);
    row-gap: clamp(30px, 5vw, 44px);
  }

  .who-list li {
    min-height: 0;
  }
}

/* ============================ 联系我们：信息行清单 ============================ */

.crows {
  margin: clamp(18px, 2vw, 26px) 0 0;
  border-top: 1px solid var(--line-dark);
}

.crow {
  display: grid;
  grid-template-columns: minmax(0, 172px) minmax(0, 1fr);
  gap: clamp(14px, 2.2vw, 34px);
  align-items: start;
  padding: clamp(16px, 1.7vw, 22px) 0;
  border-bottom: 1px solid var(--line-dark);
}

.crow-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.crow-en {
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
}

.crow-label b {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.crow-value {
  margin: 0;
  font-size: clamp(15px, 1.35vw, 16.5px);
  line-height: 1.6;
  color: var(--text);
}

.crow-value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--line-dark);
}

.crow-value a:hover {
  color: var(--red);
  border-color: var(--red);
}

.crow-note {
  display: block;
  margin-top: 7px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}


/* 联系我们：招商微信二维码 */

.qr-card {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.8vw, 22px);
  margin: clamp(18px, 2vw, 26px) 0 0;
  padding: clamp(14px, 1.6vw, 20px);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
}

.qr-card img {
  display: block;
  width: 116px;
  height: 116px;
  flex: none;
  background: #ffffff;
  border-radius: 4px;
}

.qr-copy b {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.qr-copy span {
  display: block;
  margin-top: 6px;
  font-size: 13.5px;
  color: var(--red);
}

.qr-copy em {
  display: block;
  margin-top: 8px;
  font-style: normal;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

@media (max-width: 560px) {
  .qr-card {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================ 三格规格条 ============================ */

.spec-row.spec-row--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.spec-cell p.spec-en {
  margin: 0;
  font-size: 10.5px;
  color: var(--text-dim);
}

@media (max-width: 980px) {
  .spec-row.spec-row--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .crow {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .spec-row.spec-row--3 {
    grid-template-columns: minmax(0, 1fr);
  }
}


/* ---- 图片版品牌 Logo ---- */
.brand--img {
  align-items: center;
  gap: 0;
}

.brand--img img {
  display: block;
  height: 52px;
  width: auto;
}

.site-foot .brand--img img {
  height: 44px;
}

.site-head .brand--img img {
  height: 48px;
}

@media (max-width: 720px) {
  .head-inner .brand--img img {
    height: 34px;
  }
}