:root {
  --bg: #ffffff;
  --ink: #151515;
  --muted: #5f6368;
  --line: #dedede;
  --soft: #f6f6f3;
  --coral: #e95b4f;
  --coral-dark: #bd372e;
  --mint: #b8e4d2;
  --blue: #9ec7ed;
  --yellow: #f1d575;
  /* 见图所品牌色（模块 1） */
  --brand: #6366f1;
  --brand-soft: #a78bfa;
  --brand-deep: #4338ca;
  --brand-tint: #ede9fe;
  --brand-fog: #faf5ff;
  --warn: #f59e0b;
  --warn-dark: #b91c1c;
  --shadow: 0 24px 70px rgba(21, 21, 21, 0.1);
  --shadow-brand: 0 18px 40px rgba(99, 102, 241, 0.18);
  --radius: 8px;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

* {
  box-sizing: border-box;
}

/* 图片默认禁止拖拽 / 选择（防下载）；联系方式二维码例外 */
img {
  -webkit-user-drag: none;
  -webkit-touch-callout: none;
  user-select: none;
}

.qr-slot.has-qr img {
  -webkit-user-drag: auto;
  -webkit-touch-callout: default;
  user-select: auto;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(246, 246, 243, 0.72), rgba(255, 255, 255, 0) 420px),
    var(--bg);
}

/* 锚点跳转留出 sticky 顶栏的高度，标题不被遮挡 */
#brand,
#proof,
#price,
#promise,
#offers,
#order,
#contact,
.demo-case-card {
  scroll-margin-top: 88px;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 18px 0;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(222, 222, 222, 0.6);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 760;
  white-space: nowrap;
}

.brand-copy {
  display: grid;
  gap: 2px;
  line-height: 1.05;
}

.brand-copy strong {
  font-size: 1rem;
  font-weight: 840;
  letter-spacing: 0.02em;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 650;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  background: var(--ink);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(21, 21, 21, 0.15);
}

.brand-mark svg {
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  color: var(--muted);
  font-size: 0.94rem;
}

.nav a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.nav-emoji {
  font-size: 0.92rem;
  line-height: 1;
}

.nav a:hover,
.header-cta:hover {
  color: var(--brand-deep);
}

.header-cta {
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 700;
  white-space: nowrap;
}

.section-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

/* ===========================
 * 模块 1 · 见图所品牌区
 * =========================== */

.brand-section {
  display: grid;
  gap: 56px;
  padding: 40px 0 0;
}

.section-kicker {
  margin: 0;
  color: var(--brand-deep);
  font-size: 0.78rem;
  font-weight: 780;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* ① Brand Hero ------------------ */

.brand-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.85fr);
  gap: 40px;
  align-items: center;
  padding: 24px 0 8px;
  min-height: clamp(360px, 52vh, 520px);
}

.brand-hero::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -60px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.18), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.brand-hero::after {
  content: "";
  position: absolute;
  bottom: -40px;
  left: -60px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(241, 213, 117, 0.16), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.brand-hero-copy {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 18px;
}

.brand-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 6px 14px;
  background: var(--brand-tint);
  color: var(--brand-deep);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.kicker-dot {
  font-size: 0.82rem;
  line-height: 1;
  color: var(--brand);
}

/* 仅供屏幕阅读器 / 搜索引擎读取，视觉上隐藏 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.slogan-pair {
  position: relative;
  display: grid;
  gap: 6px;
  margin: 4px 0 8px;
  padding-left: 18px;
  border-left: 3px solid var(--brand);
  border-image: linear-gradient(180deg, var(--brand), var(--brand-soft)) 1;
}

.slogan-pair .slogan-line {
  display: block;
  margin: 0;
  font-size: clamp(2rem, 3.4vw, 3rem);
  line-height: 1.35;
  font-weight: 850;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.slogan-pair .slogan-line span {
  display: inline-block;
}

.slogan-pair .slogan-line em {
  font-style: normal;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 14px 24px;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 760;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
}

.btn-primary {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 6px 18px rgba(21, 21, 21, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(21, 21, 21, 0.26);
}

.btn-secondary {
  background: #fff;
  color: var(--ink);
  border: 1.5px solid rgba(21, 21, 21, 0.16);
}

.btn-secondary:hover {
  border-color: var(--ink);
}

.trial-badge,
.anchor-trial {
  position: absolute;
  top: -10px;
  right: -10px;
  padding: 3px 8px;
  background: linear-gradient(135deg, var(--warn), #ef4444);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 800;
  border-radius: 999px;
  letter-spacing: 0.04em;
  transform: rotate(8deg);
  box-shadow: 0 2px 6px rgba(239, 68, 68, 0.4);
  white-space: nowrap;
}

.scarcity-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.scarcity-line strong {
  color: var(--warn-dark);
  font-weight: 760;
}

.rdot {
  display: inline-block;
  width: 9px;
  height: 9px;
  background: #ef4444;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.2);
  animation: rdot-pulse 1.5s ease-in-out infinite;
}

@keyframes rdot-pulse {
  0%, 100% {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.22);
  }
  50% {
    box-shadow: 0 0 0 9px rgba(239, 68, 68, 0.05);
  }
}

/* 阿图 mascot + floating badges */

.brand-hero-mascot {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  margin: 0;
  min-height: clamp(280px, 38vh, 380px);
}

.mascot-halo {
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(180px, 22vw, 250px);
  height: clamp(180px, 22vw, 250px);
  border-radius: 50%;
  background:
    radial-gradient(circle, var(--brand-tint) 0%, rgba(254, 243, 199, 0.5) 55%, transparent 75%);
  transform: translate(-50%, -50%);
  z-index: 1;
}

.mascot-halo::before,
.mascot-halo::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px dashed rgba(167, 139, 250, 0.45);
  transform: scale(1.12);
}

.mascot-halo::after {
  border-style: dotted;
  border-color: rgba(167, 139, 250, 0.28);
  transform: scale(1.32);
}

.brand-hero-mascot img {
  position: relative;
  z-index: 2;
  display: block;
  width: clamp(180px, 22vw, 260px);
  height: auto;
  filter: drop-shadow(0 14px 26px rgba(99, 102, 241, 0.22));
}

.float-badge {
  position: absolute;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 11px;
  background: #fff;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 760;
  color: var(--ink);
  box-shadow: 0 5px 14px rgba(0, 0, 0, 0.12);
  white-space: nowrap;
}

.float-badge .check {
  color: var(--brand);
  font-weight: 900;
}

.badge-pos-1 {
  top: 7%;
  left: 4%;
  transform: rotate(-5deg);
}
.badge-pos-2 {
  top: 7%;
  right: 4%;
  transform: rotate(3deg);
  background: linear-gradient(135deg, var(--brand-tint), #fff);
}
.badge-pos-3 {
  top: 46%;
  left: 0;
  transform: translateY(-50%) rotate(-3deg);
}
.badge-pos-4 {
  top: 46%;
  right: 0;
  transform: translateY(-50%) rotate(4deg);
  background: linear-gradient(135deg, #fef3c7, #fff);
}
.badge-pos-5 {
  bottom: 12%;
  left: 50%;
  transform: translateX(-50%) rotate(-2deg);
}

/* 所长名牌：人物正下方居中的文字 */
.mascot-label {
  position: absolute;
  bottom: 1%;
  left: 50%;
  z-index: 5;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--brand-deep);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* 「阿图」做品牌化设计：实色胶囊名牌 */
.mascot-name {
  padding: 0.12em 0.55em;
  font-size: 0.95em;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: #fff;
  background: var(--brand);
  border-radius: 999px;
  box-shadow: 0 3px 8px rgba(99, 102, 241, 0.35);
}

/* 顶部信任条（4 项承诺速览） */

.hero-trust-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-around;
  gap: 12px 24px;
  margin: 0;
  padding: 18px 24px;
  list-style: none;
  background: var(--ink);
  color: #fff;
  border-radius: 14px;
  font-size: 0.92rem;
  box-shadow: var(--shadow);
}

.hero-trust-strip li {
  display: flex;
  align-items: center;
}

.hero-trust-strip strong {
  font-weight: 720;
}

/* ② 前后对比区 ------------------ */

.before-after {
  display: grid;
  gap: 28px;
}

.ba-head {
  display: grid;
  gap: 10px;
}

.ba-head h2 {
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1.15;
  font-weight: 870;
}

.ba-head span {
  color: var(--muted);
  font-size: 1rem;
}

/* 2 屏自动轮播容器 */
.ba-carousel {
  position: relative;
  display: grid;
  gap: 16px;
}

.ba-slides {
  display: grid;
  position: relative;
}

.ba-slide {
  grid-area: 1 / 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.ba-slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.ba-featured {
  display: grid;
  gap: 14px;
  padding: 14px 14px 16px;
  border: 1px solid rgba(99, 102, 241, 0.16);
  border-radius: 14px;
  background: linear-gradient(180deg, #fff, var(--brand-fog));
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.ba-featured:hover {
  transform: translateY(-4px);
  border-color: var(--brand-soft);
  box-shadow: 0 16px 32px rgba(99, 102, 241, 0.18);
}

/* 紫渐变描边外框 + 中央转换箭头徽章 */
.ba-pair {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  padding: 4px;
  background: linear-gradient(135deg, var(--brand-deep), var(--brand) 45%, var(--brand-soft));
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 26px rgba(99, 102, 241, 0.22);
}

.ba-pair::before {
  /* 中央 "→" 徽章——强调"转化"动作 */
  content: "→";
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 5;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  background: #fff;
  color: var(--brand);
  border-radius: 50%;
  font-size: 1.4rem;
  font-weight: 900;
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4), inset 0 0 0 2px rgba(99, 102, 241, 0.16);
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.ba-img {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: #f8f7f2;
  border-radius: 9px;
}

/* 毛玻璃已弃用（图片统一尺寸后不需要） */
.ba-img-bg {
  display: none;
}

.ba-img img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ba-img figcaption {
  position: absolute;
  top: 10px;
  z-index: 2;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.08em;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.18);
}

.ba-before figcaption {
  left: 10px;
  background: rgba(21, 21, 21, 0.88);
}

.ba-after figcaption {
  right: 10px;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
}

/* 轮播指示器 */
.ba-indicators {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
}

.ba-indicator {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.28);
  cursor: pointer;
  transition: all 0.2s ease;
}

.ba-indicator:hover {
  background: rgba(99, 102, 241, 0.5);
}

.ba-indicator.is-active {
  width: 26px;
  border-radius: 999px;
  background: var(--brand);
}

.ba-caption {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 4px;
}

.ba-caption span {
  padding: 5px 12px;
  background: linear-gradient(135deg, var(--brand-tint), #fff);
  color: var(--brand-deep);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.ba-caption strong {
  font-size: 1.04rem;
  font-weight: 800;
  letter-spacing: 0.01em;
}

/* 过渡条：上下场景幕墙 → 价格说服区 之间的连接 */
.section-bridge {
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 8px 0 -8px;
  padding: 0 4px;
}

.section-bridge .bridge-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.28), transparent);
}

.section-bridge p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  text-align: center;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.section-bridge p strong {
  color: var(--brand-deep);
  font-weight: 800;
  margin: 0 2px;
}

/* 关键词幕墙：数字徽章 + 巨型标题 + 静态关键词网格 + CTA */

.scene-wall {
  position: relative;
  display: grid;
  gap: 18px;
  justify-items: center;
  padding: 32px clamp(20px, 4vw, 40px);
  border-radius: 16px;
  background:
    radial-gradient(circle at 18% 22%, rgba(167, 139, 250, 0.14), transparent 38%),
    radial-gradient(circle at 82% 78%, rgba(251, 191, 36, 0.12), transparent 40%),
    linear-gradient(180deg, var(--brand-fog), #fff 60%, var(--brand-tint));
  border: 1px solid rgba(99, 102, 241, 0.18);
  text-align: center;
  overflow: hidden;
}

/* 装饰圆环 */
.scene-deco {
  position: absolute;
  border-radius: 50%;
  border: 1.5px dashed rgba(167, 139, 250, 0.3);
  z-index: 0;
  pointer-events: none;
}

.scene-deco-1 {
  width: 160px;
  height: 160px;
  top: -50px;
  left: -50px;
}

.scene-deco-2 {
  width: 130px;
  height: 130px;
  bottom: -40px;
  right: -40px;
  border-style: dotted;
  border-color: rgba(251, 191, 36, 0.3);
}

/* 数字徽章 */
.scene-number-badge {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 10px 18px 10px 14px;
  background: var(--ink);
  color: #fff;
  border-radius: 999px;
  font-weight: 800;
  letter-spacing: 0.02em;
  box-shadow: 0 8px 20px rgba(21, 21, 21, 0.18);
}

.scene-number-badge em {
  font-style: normal;
  font-size: 1.6rem;
  background: linear-gradient(135deg, var(--brand-soft), var(--brand));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.scene-number-badge small {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* 主标题（适中） */
.scene-headline {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  font-weight: 870;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.scene-headline em {
  font-style: normal;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 关键词网格 */
.scene-grid {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  max-width: 1080px;
  margin-top: 4px;
}

.scene-grid .scene-tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 13px;
  background: rgba(255, 255, 255, 0.92);
  border: 1.5px solid rgba(99, 102, 241, 0.22);
  color: var(--ink);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 720;
  font-family: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.06);
}

.scene-grid .scene-tag:hover {
  transform: translateY(-2px);
  border-color: var(--brand);
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.16);
}

.scene-grid .scene-tag:active {
  transform: translateY(0);
}

.scene-grid .scene-tag.hl {
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.32);
}

.scene-grid .scene-tag.hl:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(99, 102, 241, 0.42);
}

.ba-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 11px 22px;
  background: var(--ink);
  color: #fff;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 760;
  box-shadow: 0 6px 16px rgba(21, 21, 21, 0.18);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.ba-more:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(21, 21, 21, 0.24);
}

/* ③ 价格说服区 ------------------ */

.price-persuasion {
  display: grid;
  gap: 24px;
  padding: clamp(28px, 4vw, 48px);
  border-radius: 14px;
  background:
    linear-gradient(180deg, var(--brand-fog) 0%, #fff 100%);
  border: 1px solid rgba(99, 102, 241, 0.12);
}

.price-head {
  display: grid;
  gap: 10px;
  text-align: center;
  justify-items: center;
}

.price-head h2 {
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1.2;
  font-weight: 870;
}

.price-head h2 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.price-anchor {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 18px;
  align-items: center;
  max-width: 760px;
  margin: 0 auto;
  width: 100%;
}

.anchor-col {
  display: grid;
  gap: 6px;
  padding: 18px 22px;
  border-radius: 12px;
  text-align: center;
}

.anchor-col.old {
  background: #f3f4f6;
  color: var(--muted);
}

.anchor-col.old .col-price {
  font-size: clamp(1.6rem, 2.6vw, 2rem);
  font-weight: 760;
  color: var(--muted);
  text-decoration: line-through;
  text-decoration-thickness: 2px;
}

.anchor-col.new {
  position: relative;
  background: linear-gradient(135deg, var(--brand-tint), #ddd6fe);
  border: 2px solid var(--brand);
  box-shadow: var(--shadow-brand);
}

.anchor-col.new .col-price {
  font-size: clamp(2.2rem, 3.5vw, 2.8rem);
  font-weight: 880;
  color: var(--brand-deep);
  letter-spacing: -0.02em;
}

.col-price-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.anchor-trial {
  position: static;
  margin-left: 8px;
  transform: rotate(0deg);
}

.col-label {
  font-size: 0.84rem;
  font-weight: 720;
  letter-spacing: 0.02em;
}

.anchor-col.new .col-label {
  color: var(--brand);
}

.col-sub {
  font-size: 0.78rem;
  color: var(--muted);
}

.anchor-col.new .col-sub {
  color: var(--brand-deep);
}

.anchor-arrow {
  font-size: 1.6rem;
  font-weight: 880;
  color: var(--brand);
}

.price-table {
  display: grid;
  grid-template-columns: 0.75fr repeat(3, 1fr);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  font-size: 0.92rem;
}

.price-table > div {
  padding: 14px 16px;
  border-bottom: 1px solid #f3f4f6;
  border-right: 1px solid #f3f4f6;
  /* 默认数据格（专业摄影 / 免费 AI 两栏）弱化为灰，反衬见图所 */
  color: var(--muted);
  font-weight: 600;
}

.price-table > div:nth-last-child(-n + 4) {
  border-bottom: 0;
}

.price-table > div:nth-child(4n) {
  border-right: 0;
}

.price-table .th {
  background: var(--soft);
  color: var(--ink);
  font-weight: 800;
  font-size: 0.94rem;
  text-align: center;
}

.price-table .th.ours {
  background: var(--brand-tint);
  color: var(--brand-deep);
}

.price-table .rh {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, var(--soft), #fff);
  color: var(--ink);
  font-weight: 760;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  text-align: center;
}

.price-table .rh-emoji {
  display: inline-block;
  margin-right: 6px;
  font-size: 1rem;
  vertical-align: -1px;
}

.price-table .th .th-emoji {
  display: inline-block;
  margin-right: 6px;
  font-size: 1rem;
  vertical-align: -1px;
}

.price-table .th .th-logo {
  display: inline-flex;
  align-items: center;
  margin-right: 6px;
  vertical-align: -5px;
}

.price-table .th .th-logo svg {
  display: block;
}

.price-table .ours {
  background: rgba(99, 102, 241, 0.06);
  color: var(--brand-deep);
  font-weight: 720;
}

.price-table .muted {
  color: var(--muted);
}

/* 窄屏价格对比：3 张堆叠卡片（默认隐藏，≤640 由媒体查询切换显示） */
.price-cards {
  display: none;
  gap: 14px;
}

.price-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
}

.price-card > header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px;
  background: var(--soft);
  color: var(--ink);
  font-weight: 800;
  font-size: 0.96rem;
}

.price-card-ours {
  border-color: var(--brand);
  box-shadow: var(--shadow-brand);
}

.price-card-ours > header {
  background: linear-gradient(135deg, var(--brand), var(--brand-deep));
  color: #fff;
}

.price-card dl {
  margin: 0;
  padding: 2px 14px;
}

.price-card dl > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid #f3f4f6;
}

.price-card dl > div:last-child {
  border-bottom: 0;
}

.price-card dt {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  white-space: nowrap;
}

.price-card dd {
  margin: 0;
  text-align: right;
  font-weight: 720;
  font-size: 0.9rem;
  color: var(--ink);
}

.price-card-ours dd {
  color: var(--brand-deep);
  font-weight: 800;
}

.price-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 22px;
  background: linear-gradient(90deg, var(--brand-tint), #fef3c7);
  border-radius: 12px;
}

.price-cta-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.price-cta-text {
  display: grid;
  gap: 2px;
  font-size: 0.96rem;
  font-weight: 720;
  color: var(--brand-deep);
}

.price-cta-text small {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 500;
}

/* ④ 三项承诺区 ------------------ */

.promise-panel {
  display: grid;
  gap: 24px;
  padding: clamp(28px, 4vw, 48px);
  border-radius: 14px;
  background:
    radial-gradient(circle at 82% 18%, rgba(167, 139, 250, 0.16), transparent 42%),
    linear-gradient(180deg, #fff 0%, var(--brand-fog) 100%);
  border: 1px solid rgba(99, 102, 241, 0.16);
}

.promise-head {
  display: grid;
  gap: 10px;
  text-align: center;
  justify-items: center;
}

.promise-head h2 {
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1.2;
  font-weight: 870;
}

.promise-head span {
  color: var(--muted);
  font-size: 1rem;
}

.promise-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.promise-card {
  display: grid;
  gap: 8px;
  justify-items: center;
  text-align: center;
  padding: 28px 22px;
  background: #fff;
  border: 1px solid rgba(21, 21, 21, 0.08);
  border-radius: 14px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.promise-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(99, 102, 241, 0.18);
  border-color: var(--brand-soft);
}

.promise-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin-bottom: 6px;
  background: linear-gradient(135deg, var(--brand-tint), #ddd6fe);
  border: 2px solid var(--brand-soft);
  border-radius: 50%;
  font-size: 1.5rem;
}

.promise-card h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 800;
}

.promise-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(460px, 1.12fr);
  align-items: center;
  gap: 44px;
  min-height: min(790px, calc(100svh - 72px));
  padding: 54px 0 54px;
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(2.48rem, 4.25vw, 4.05rem);
  line-height: 1.02;
  font-weight: 860;
}

.hero h1 span {
  display: block;
}

.hero p {
  max-width: 610px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.6vw, 1.24rem);
}

.hero-actions,
.hero-notes {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.96rem;
  font-weight: 760;
}

.button.primary {
  color: #fff;
  background: var(--coral);
  border-color: var(--coral);
}

.button.primary:hover {
  background: var(--coral-dark);
  border-color: var(--coral-dark);
}

.button.secondary {
  background: #fff;
}

.button.secondary:hover {
  border-color: var(--ink);
}

.hero-notes {
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-notes span {
  padding-right: 12px;
  border-right: 1px solid var(--line);
}

.hero-notes span:last-child {
  border-right: 0;
}

.hero-gallery {
  margin: 0;
}

.hero-gallery img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid rgba(21, 21, 21, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-gallery figcaption {
  max-width: 520px;
  margin: 14px auto 0;
  color: var(--muted);
  text-align: center;
  font-size: 0.88rem;
}

.intro-strip {
  margin-top: -8px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.intro-strip p {
  max-width: 960px;
  margin: 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-strip span {
  padding: 8px 12px;
  color: var(--ink);
  background: var(--soft);
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 720;
}

.value-section {
  padding: 92px 0 0;
}

.value-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.68fr) minmax(280px, 0.32fr);
  gap: 18px;
  align-items: stretch;
}

.comparison-board,
.value-proof {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.comparison-board {
  overflow: hidden;
}

.comparison-visual {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
}

.shot-card {
  display: grid;
  gap: 14px;
  padding: 20px;
  background: #fff;
}

.shot-card > strong {
  display: inline-flex;
  width: fit-content;
  min-height: 34px;
  align-items: center;
  padding: 0 14px;
  color: #fff;
  background: rgba(21, 21, 21, 0.68);
  border-radius: 999px;
  font-size: 0.92rem;
}

.ai-shot > strong {
  background: #b46f3f;
}

.mock-photo {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(21, 21, 21, 0.06)),
    #f0f0ed;
}

.casual .mock-photo {
  background:
    linear-gradient(100deg, transparent 0 62%, rgba(21, 21, 21, 0.1) 62% 64%, transparent 64%),
    linear-gradient(180deg, #e5e7e6 0 36%, #9c7b62 36% 100%);
}

.ai-shot .mock-photo {
  background:
    radial-gradient(circle at 70% 18%, rgba(241, 213, 117, 0.42), transparent 24%),
    radial-gradient(circle at 78% 36%, rgba(184, 228, 210, 0.34), transparent 18%),
    linear-gradient(135deg, #f8e6c5 0%, #8a603a 100%);
}

.mock-photo::before,
.mock-photo::after {
  content: "";
  position: absolute;
  border-radius: 999px;
}

.casual .mock-photo::before {
  left: -8%;
  top: 52%;
  width: 120%;
  height: 16%;
  background: rgba(74, 49, 33, 0.72);
  transform: rotate(-8deg);
}

.ai-shot .mock-photo::before {
  right: 9%;
  top: 11%;
  width: 30%;
  height: 44%;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.36), rgba(255, 255, 255, 0)),
    #f4e2c1;
  border-radius: 8px 8px 46px 46px;
  transform: rotate(-8deg);
}

.ai-shot .mock-photo::after {
  right: 13%;
  bottom: 14%;
  width: 34%;
  height: 13%;
  background: rgba(63, 38, 22, 0.35);
}

.mock-product {
  position: absolute;
  left: 50%;
  bottom: 18%;
  width: min(48%, 190px);
  aspect-ratio: 1 / 1.05;
  background:
    radial-gradient(circle at 50% 18%, #fff4c2 0 18%, #f1c44d 19% 28%, transparent 29%),
    linear-gradient(180deg, #f8dc72, #f0b329 23%, #e5e2d7 24% 100%);
  border: 3px solid rgba(255, 255, 255, 0.66);
  border-radius: 46% 46% 16px 16px;
  box-shadow: 0 20px 40px rgba(21, 21, 21, 0.24);
  transform: translateX(-50%);
}

.ai-shot .mock-product {
  bottom: 16%;
  width: min(52%, 210px);
  box-shadow: 0 28px 60px rgba(21, 21, 21, 0.32);
}

.shot-card ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.shot-card li {
  position: relative;
  padding-left: 24px;
  color: var(--muted);
  font-size: 0.94rem;
}

.shot-card li::before {
  position: absolute;
  left: 0;
  top: 0;
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 0.76rem;
  font-weight: 850;
  line-height: 1;
}

.casual li::before {
  content: "×";
  color: #fff;
  background: #8e8e8a;
}

.ai-shot li::before {
  content: "✓";
  color: #fff;
  background: #b46f3f;
}

.vs-badge {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow: var(--shadow);
  font-size: 1.08rem;
  font-weight: 850;
  transform: translate(-50%, -50%);
}

.cost-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
}

.cost-compare article {
  padding: 22px;
  background: #fff;
}

.cost-compare span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 720;
}

.cost-compare strong {
  display: block;
  color: var(--ink);
  font-size: clamp(1.55rem, 2.5vw, 2.35rem);
  line-height: 1.04;
}

.cost-compare article:last-child strong {
  color: #b46f3f;
}

.cost-compare p {
  margin: 12px 0 0;
  color: var(--muted);
}

.value-proof {
  display: flex;
  flex-direction: column;
  padding: 24px;
  background: var(--ink);
  color: #fff;
}

.value-proof h3 {
  margin: 0 0 18px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.04;
}

.value-proof-grid {
  display: grid;
  gap: 12px;
}

.value-proof-grid article {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.07);
}

.value-proof-grid strong {
  display: block;
  margin-bottom: 6px;
  color: #fff;
  font-size: 1rem;
}

.value-proof-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.92rem;
}

.renovation-showcase {
  display: grid;
  grid-template-columns: minmax(280px, 0.34fr) minmax(0, 0.66fr);
  gap: 18px;
  margin-top: 18px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(246, 223, 176, 0.48), rgba(255, 255, 255, 0) 62%),
    #fff;
}

.renovation-copy {
  align-self: center;
}

.renovation-copy h3 {
  margin: 0;
  font-size: clamp(1.72rem, 3vw, 3.05rem);
  line-height: 1.04;
}

.renovation-copy p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.renovation-copy ul {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.renovation-copy li {
  padding: 9px 12px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(21, 21, 21, 0.08);
  border-radius: var(--radius);
  font-size: 0.92rem;
  font-weight: 720;
}

.renovation-compare {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.room-panel {
  display: grid;
  gap: 10px;
}

.room-panel span {
  display: inline-flex;
  width: fit-content;
  min-height: 34px;
  align-items: center;
  padding: 0 13px;
  color: #fff;
  background: rgba(21, 21, 21, 0.68);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 760;
}

.room-after span {
  background: #b46f3f;
}

.room-visual {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid rgba(21, 21, 21, 0.08);
}

.room-before .room-visual {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.18) 0 12%, transparent 12% 88%, rgba(21, 21, 21, 0.2) 88%),
    linear-gradient(180deg, #b9bcbc 0 38%, #8a8d8a 38% 39%, #8f8b82 39% 100%);
}

.room-after .room-visual {
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 241, 204, 0.9), transparent 19%),
    linear-gradient(180deg, #f8dfbd 0 35%, #f0d4a6 35% 36%, #d9a862 36% 100%);
}

.room-visual::before,
.room-visual::after,
.room-visual i {
  content: "";
  position: absolute;
  display: block;
}

.room-before .room-visual::before {
  left: 34%;
  top: 20%;
  width: 36%;
  height: 35%;
  border: 8px solid #273340;
  background: linear-gradient(90deg, #d6f3ff 0 50%, #b5d8e7 50%);
}

.room-before .room-visual::after {
  left: 0;
  bottom: 0;
  width: 100%;
  height: 24%;
  background: linear-gradient(14deg, rgba(60, 60, 60, 0.22), transparent);
}

.room-after .room-visual::before {
  left: 38%;
  top: 16%;
  width: 34%;
  height: 38%;
  border: 8px solid #303946;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.48) 0 10%, transparent 10% 90%, rgba(255, 255, 255, 0.48) 90%),
    linear-gradient(90deg, #dff7ff 0 50%, #cae8f2 50%);
}

.room-after .room-visual::after {
  right: 5%;
  bottom: 14%;
  width: 30%;
  height: 30%;
  background:
    linear-gradient(90deg, #b77a3f 0 10%, transparent 10% 90%, #b77a3f 90%),
    #e9c49a;
  border-radius: 6px;
  box-shadow: 0 -44px 0 -18px #f4e5d3;
}

.room-after .room-visual i {
  left: 8%;
  bottom: 14%;
  width: 34%;
  height: 28%;
  background: #ead2b5;
  border-radius: 28px 28px 8px 8px;
  box-shadow:
    18px -18px 0 -8px #f6eadc,
    88px 18px 0 -10px rgba(92, 67, 46, 0.22);
}

.renovation-arrow {
  position: absolute;
  left: 50%;
  top: 54%;
  z-index: 2;
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  color: #b46f3f;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow: var(--shadow);
  font-size: 1.5rem;
  font-weight: 850;
  transform: translate(-50%, -50%);
}

.offers-section,
.template-section,
.process-section,
.lead-section,
.site-footer,
.order-module {
  padding: 92px 0 0;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(220px, 0.42fr) minmax(0, 0.58fr);
  gap: 42px;
  align-items: end;
  margin-bottom: 34px;
}

/* 居中变体：与 promise-head 风格一致（kicker + 大标题 居中） */
.section-heading-centered {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  justify-items: center;
  text-align: center;
  margin-bottom: 36px;
}

.section-heading-centered .section-kicker {
  margin: 0;
  color: var(--brand-deep);
}

.kicker-icon {
  font-size: 1.05rem;
  line-height: 1;
  margin-right: 5px;
  vertical-align: -0.08em;
}

.section-heading-centered h2 {
  max-width: 880px;
}

.section-heading h2,
.template-copy h2,
.lead-copy h2,
.site-footer h2 {
  margin: 0;
  font-size: clamp(2.1rem, 4vw, 4.2rem);
  line-height: 1;
  font-weight: 840;
}

/* 标题前的小配图徽章
   注：font-size 0.5em 把 emoji 缩到标题一半；
   width/height 用 em 时是相对自身缩小后的 font-size，故乘以 ~1.7 还原到标题的 0.85 倍 */
.heading-deco {
  display: inline-grid;
  place-items: center;
  font-size: 0.5em;
  width: 1.7em;
  height: 1.7em;
  margin-right: 0.4em;
  vertical-align: middle;
  background: linear-gradient(135deg, var(--brand-tint), #fff);
  border: 1.5px solid rgba(99, 102, 241, 0.22);
  border-radius: 0.34em;
  line-height: 1;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.14);
}

.section-heading p,
.template-copy p,
.lead-copy p,
.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.service-grid {
  display: grid;
  gap: 42px;
}

.service-group {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.group-head {
  position: sticky;
  top: 88px;
  align-self: start;
}

.group-head h3 {
  margin: 0 0 10px;
  font-size: 1.5rem;
}

.group-head p {
  margin: 0;
  color: var(--muted);
}

.service-items {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.offer-card,
.template-card,
.lead-form,
.template-box,
.wechat-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.service-card {
  display: flex;
  min-height: 250px;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
}

.service-card h4,
.pricing-card h3 {
  margin: 0 0 8px;
  font-size: 1.04rem;
}

.offer-package strong,
.template-card strong {
  color: var(--coral-dark);
  font-size: 1.64rem;
  line-height: 1;
}

.offer-package p,
.template-card p {
  margin: 16px 0 0;
  color: var(--ink);
}

.offer-package small,
.template-card small {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.84rem;
}

.service-card ul,
.case-card ul,
.offer-copy ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.service-card li,
.case-card li,
.offer-copy li {
  padding: 5px 8px;
  color: var(--muted);
  background: var(--soft);
  border-radius: 999px;
  font-size: 0.78rem;
}

.offer-grid {
  display: grid;
  gap: 18px;
}

.offer-filter {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: -12px 0 28px;
}

.case-category-button {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "icon title"
    "icon small";
  column-gap: 14px;
  row-gap: 6px;
  min-height: 112px;
  align-content: center;
  padding: 22px 22px;
  border: 1.5px solid rgba(99, 102, 241, 0.18);
  border-radius: 14px;
  color: var(--ink);
  background: #fff;
  cursor: pointer;
  text-align: left;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  overflow: hidden;
}

.case-category-button::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 0;
}

.case-category-button > * {
  position: relative;
  z-index: 1;
}

.case-category-button .cat-icon {
  grid-area: icon;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  background: linear-gradient(135deg, var(--brand-tint), #fff);
  border: 1.5px solid rgba(99, 102, 241, 0.2);
  border-radius: 14px;
  font-size: 1.6rem;
  line-height: 1;
  transition: all 0.2s ease;
}

.case-category-button .cat-title {
  grid-area: title;
  font-size: 1.1rem;
  font-weight: 850;
  line-height: 1.18;
  letter-spacing: 0.01em;
}

.case-category-button small {
  grid-area: small;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.3;
}

.case-category-button:hover {
  transform: translateY(-2px);
  border-color: var(--brand-soft);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.16);
}

.case-category-button[aria-pressed="true"] {
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 22px rgba(99, 102, 241, 0.32);
}

.case-category-button[aria-pressed="true"]::before {
  opacity: 1;
}

.case-category-button[aria-pressed="true"] .cat-icon {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.35);
}

.case-category-button[aria-pressed="true"] small {
  color: rgba(255, 255, 255, 0.84);
}

.offer-filter-button {
  display: none;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: #fff;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 720;
}

.offer-filter-button:hover {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.case-demo-panel {
  display: grid;
  gap: 18px;
}

.case-category-summary,
.case-demo-empty {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(99, 102, 241, 0.18);
  border-radius: 12px;
  background:
    radial-gradient(circle at 12% 18%, rgba(167, 139, 250, 0.16), transparent 42%),
    linear-gradient(135deg, var(--brand-fog), #fff 60%);
}

/* 摘要面板右上角的低调分类快速导航 */
.summary-nav {
  position: absolute;
  top: 20px;
  right: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px 6px;
  max-width: 58%;
}

.summary-nav-link {
  padding: 4px 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.summary-nav-link:hover {
  color: var(--brand-deep);
  background: rgba(99, 102, 241, 0.08);
}

/* 被快速导航定位的案例卡片高亮一下 */
.demo-case-card.is-flash {
  animation: case-flash 1.2s ease;
}

@keyframes case-flash {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(99, 102, 241, 0);
    border-color: rgba(99, 102, 241, 0.14);
  }
  30% {
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.3);
    border-color: var(--brand);
  }
}

.case-category-summary p,
.case-demo-empty p {
  margin: 0 0 10px;
  color: var(--brand-deep);
  font-weight: 820;
  letter-spacing: 0.02em;
}

.case-category-summary h3,
.case-demo-empty h3 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
}

.case-category-summary span,
.case-demo-empty span {
  display: block;
  max-width: 740px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 1.04rem;
}

.case-demo-empty small {
  display: block;
  margin-top: 24px;
  color: var(--muted);
}

/* Masonry：column-count 实现瀑布流，每张卡片高度跟图片自然比例 */
.case-showcase-grid {
  column-count: 3;
  column-gap: 14px;
}

/* 案例区横向轮播的底部导航：默认隐藏，仅 ≤640px 显示（见媒体查询） */
.case-carousel-nav {
  display: none;
}

.offers-footnote {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 28px 0 4px;
}

.offers-footnote .footnote-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.offers-footnote .footnote-pill {
  flex-shrink: 1;
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 20px;
  background: linear-gradient(135deg, var(--brand-tint), #fff);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 999px;
  color: var(--brand-deep);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.08);
}

.offers-footnote .footnote-icon {
  font-size: 0.96rem;
  line-height: 1;
}

.demo-case-card {
  display: block;
  width: 100%;
  margin: 0 0 14px;
  overflow: hidden;
  border: 1px solid rgba(99, 102, 241, 0.14);
  border-radius: 12px;
  background: #fff;
  break-inside: avoid;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.demo-case-card:hover {
  transform: translateY(-3px);
  border-color: var(--brand-soft);
  box-shadow: 0 12px 26px rgba(99, 102, 241, 0.14);
}

.demo-case-art {
  position: relative;
  overflow: hidden;
  background: var(--soft);
}

.demo-case-art span {
  position: absolute;
  left: 14px;
  top: 14px;
  z-index: 3;
  padding: 6px 10px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 760;
}

.demo-case-art::before,
.demo-case-art::after,
.demo-case-art i {
  content: "";
  position: absolute;
  display: block;
}

/* 有真实图片时：完整原比例显示，不裁剪，卡片高度跟随图片
   双类名拔高优先级，覆盖任何 .demo-case-art.{visual} 的 padding/grid */
.demo-case-art.has-image.has-image {
  display: block;
  padding: 0;
  background: #f8f7f2;
  grid-template-columns: none;
  gap: 0;
}

.demo-case-art.has-image::before,
.demo-case-art.has-image::after,
.demo-case-art.has-image i {
  display: none;
}

.demo-case-art.has-image img {
  display: block;
  width: 100%;
  height: auto;
}

/* 案例卡片内多图轮播 */
.demo-case-art.has-image .case-img-carousel {
  display: block;
  width: 100%;
}

.demo-case-art.has-image .cic-slide {
  display: none;
  position: relative;
  margin: 0;
}

.demo-case-art.has-image .cic-slide.is-active {
  display: block;
}

.demo-case-art.has-image .cic-slide img {
  display: block;
  width: 100%;
  height: auto;
}

/* 对比型轮播的 before/after 小标签 */
.cic-label {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #fff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.cic-label-a {
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
}

.cic-label-b {
  background: rgba(21, 21, 21, 0.85);
}

.demo-case-art.has-image span {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 8px 20px rgba(21, 21, 21, 0.1);
}

.demo-case-art.sticker {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 52px 16px 16px;
  background: #f9dde2;
}

.demo-case-art.sticker::before {
  inset: 52px 16px 16px;
  background:
    radial-gradient(circle at 16% 16%, #fff 0 11%, transparent 12%),
    radial-gradient(circle at 50% 16%, #fff 0 11%, transparent 12%),
    radial-gradient(circle at 84% 16%, #fff 0 11%, transparent 12%),
    radial-gradient(circle at 16% 50%, #fff 0 11%, transparent 12%),
    radial-gradient(circle at 50% 50%, #fff 0 11%, transparent 12%),
    radial-gradient(circle at 84% 50%, #fff 0 11%, transparent 12%),
    radial-gradient(circle at 16% 84%, #fff 0 11%, transparent 12%),
    radial-gradient(circle at 50% 84%, #fff 0 11%, transparent 12%),
    radial-gradient(circle at 84% 84%, #fff 0 11%, transparent 12%);
}

.demo-case-art.sticker::after {
  left: 50%;
  top: 50%;
  width: 30%;
  height: 30%;
  border-radius: 50%;
  background: #f0b7bf;
  transform: translate(-50%, -50%);
}

.demo-case-art.baby {
  background: radial-gradient(circle at 50% 45%, #f7c7a6 0 16%, transparent 17%), #f8ead6;
}

.demo-case-art.pet {
  background: radial-gradient(circle at 50% 44%, #d98232 0 18%, transparent 19%), #fff2d8;
}

.demo-case-art.archive {
  background: linear-gradient(135deg, #c7aa80, #f2e1c1);
}

.demo-case-art.graduation {
  background: linear-gradient(135deg, #9ec7ed, #f5f5f1);
}

.demo-case-art.relationship {
  background: radial-gradient(circle at 40% 48%, #f0b7bf 0 14%, transparent 15%),
    radial-gradient(circle at 60% 48%, #9ec7ed 0 14%, transparent 15%), #f8e6e0;
}

.demo-case-art:not(.sticker)::before {
  left: 50%;
  top: 48%;
  width: 38%;
  height: 42%;
  border-radius: 44% 44% 18px 18px;
  background: rgba(255, 255, 255, 0.72);
  transform: translate(-50%, -50%);
}

.demo-case-art:not(.sticker)::after {
  left: 22%;
  right: 22%;
  bottom: 15%;
  height: 20%;
  border-radius: 999px;
  background: rgba(21, 21, 21, 0.14);
}

/* 案例卡片 body：上下两段式（上=标题/副标题，下=需提供+价格按钮） */
.demo-case-body.case-body-final {
  display: flex;
  flex-direction: column;
  padding: 0;
}

.cb-top {
  padding: 16px 20px;
}

.cb-fit {
  display: inline-block;
  width: fit-content;
  margin-bottom: 9px;
  padding: 3px 11px;
  background: var(--brand-tint);
  color: var(--brand-deep);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
}

.cb-top h4 {
  margin: 0;
  font-size: clamp(1.2rem, 1.7vw, 1.4rem);
  line-height: 1.18;
  font-weight: 880;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.cb-top strong {
  display: block;
  margin-top: 7px;
  font-size: 0.9rem;
  font-weight: 450;
  line-height: 1.5;
  color: var(--muted);
}

.cb-bottom {
  padding: 14px 20px 16px;
  background: #faf7ff;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: auto;
}

.cb-needs {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 6px;
}

.cb-needs b {
  flex-shrink: 0;
  color: var(--brand-deep);
  font-weight: 800;
  font-size: 0.8rem;
}

.need-tag {
  flex: 1 1 0;
  min-width: 0;
  text-align: center;
  padding: 4px 6px;
  background: #fff;
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 7px;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cb-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.cb-price {
  font-size: 1.05rem;
  font-weight: 850;
  color: var(--brand-deep);
}

.cb-btn {
  display: inline-flex;
  align-items: center;
  padding: 9px 22px;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  color: #fff;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.28);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cb-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(99, 102, 241, 0.4);
}

.offer-card {
  display: grid;
  grid-template-columns: minmax(320px, 0.42fr) minmax(0, 0.58fr);
  overflow: hidden;
}

.offer-case {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 18px;
  padding: 20px;
  background: var(--soft);
}

.offer-art {
  position: relative;
  min-height: 210px;
  overflow: hidden;
  border-radius: var(--radius);
}

.offer-art::before,
.offer-art::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.offer-art::before {
  left: 18%;
  top: 20%;
  width: 46%;
  height: 46%;
  background: rgba(255, 255, 255, 0.82);
}

.offer-art::after {
  right: 14%;
  bottom: 18%;
  width: 42%;
  height: 28%;
  background: rgba(21, 21, 21, 0.82);
  border-radius: 999px;
}

.offer-card.coral .offer-art {
  background: linear-gradient(135deg, #f7b0a7, #f6dfb0);
}

.offer-card.mint .offer-art {
  background: linear-gradient(135deg, #b8e4d2, #f5f5f1);
}

.offer-card.blue .offer-art {
  background: linear-gradient(135deg, #9ec7ed, #f1d575);
}

.offer-card.yellow .offer-art {
  background: linear-gradient(135deg, #f1d575, #f7b0a7);
}

.offer-card.ink .offer-art {
  background: linear-gradient(135deg, #151515, #dedede);
}

.offer-card.violet .offer-art {
  background: linear-gradient(135deg, #c9b6ff, #9ec7ed);
}

.offer-art span {
  position: absolute;
  left: 12px;
  top: 12px;
  z-index: 2;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.82);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 760;
}

.offer-copy {
  align-self: center;
}

.offer-copy p {
  margin: 0 0 10px;
  color: var(--coral-dark);
  font-size: 0.9rem;
  font-weight: 780;
}

.offer-copy h3 {
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 2.4vw, 2.05rem);
  line-height: 1.08;
}

.offer-copy span {
  display: block;
  color: var(--muted);
}

.offer-match {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(21, 21, 21, 0.1);
}

.offer-match strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.86rem;
}

.offer-match ol {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.offer-match li {
  position: relative;
  padding: 0 0 0 18px;
  color: var(--muted);
  background: transparent;
  border-radius: 0;
  font-size: 0.88rem;
}

.offer-match li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--coral);
  border-radius: 50%;
}

.offer-packages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  border-left: 1px solid var(--line);
}

.offer-package {
  display: flex;
  min-height: 250px;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  border-left: 1px solid var(--line);
}

.offer-package:first-child {
  border-left: 0;
}

.offer-package h4 {
  margin: 0 0 8px;
  font-size: 1.04rem;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.case-card {
  overflow: hidden;
}

.case-art {
  position: relative;
  min-height: 210px;
  overflow: hidden;
}

.case-art::before,
.case-art::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.case-art::before {
  left: 18%;
  top: 20%;
  width: 46%;
  height: 46%;
  background: rgba(255, 255, 255, 0.82);
}

.case-art::after {
  right: 14%;
  bottom: 18%;
  width: 42%;
  height: 28%;
  background: rgba(21, 21, 21, 0.82);
  border-radius: 999px;
}

.case-card.coral .case-art {
  background: linear-gradient(135deg, #f7b0a7, #f6dfb0);
}

.case-card.mint .case-art {
  background: linear-gradient(135deg, #b8e4d2, #f5f5f1);
}

.case-card.blue .case-art {
  background: linear-gradient(135deg, #9ec7ed, #f1d575);
}

.case-card.ink .case-art {
  background: linear-gradient(135deg, #151515, #dedede);
}

.case-art span {
  position: absolute;
  left: 14px;
  top: 14px;
  z-index: 2;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 760;
}

.case-body {
  padding: 18px;
}

.case-body p {
  margin: 0 0 8px;
  color: var(--coral-dark);
  font-size: 0.88rem;
  font-weight: 760;
}

.case-body h3 {
  margin: 0 0 10px;
  font-size: 1.22rem;
}

.case-body span {
  color: var(--muted);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.pricing-card {
  padding: 24px;
  min-height: 250px;
}

.pricing-card:first-child {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.pricing-card:first-child strong,
.pricing-card:first-child p,
.pricing-card:first-child small {
  color: #fff;
}

.template-section {
  display: grid;
  grid-template-columns: minmax(0, 0.46fr) minmax(0, 0.54fr);
  gap: 34px;
  align-items: stretch;
}

.template-copy {
  padding: 32px;
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius);
}

.template-copy p {
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.78);
}

.template-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.template-card {
  padding: 20px;
}

.template-card span {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  position: relative;
  padding: 28px 24px;
  background: linear-gradient(180deg, #fff 0%, var(--brand-fog) 100%);
  border: 1px solid rgba(99, 102, 241, 0.16);
  border-radius: 14px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.process-list li:hover {
  transform: translateY(-3px);
  border-color: var(--brand-soft);
  box-shadow: 0 14px 30px rgba(99, 102, 241, 0.14);
}

.process-list span {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  background: linear-gradient(135deg, var(--brand), var(--brand-soft));
  color: #fff;
  border-radius: 50%;
  font-size: 0.92rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.32);
}

.process-list strong {
  display: block;
  font-size: 1.2rem;
  font-weight: 870;
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

.process-list p {
  margin: 0;
  max-width: 300px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.order-module {
  padding-bottom: 96px;
}

.order-module > .process-section {
  padding: 0;
}

.order-module > .process-section h3 {
  margin: 0;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
}

.order-module > .process-section p {
  margin: 8px 0 22px;
  color: var(--muted);
}

/* ===========================
 * 模块 3 · 扫码联系区
 * =========================== */

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
  gap: 40px;
  align-items: stretch;
  margin-top: 54px;
  padding: 54px 0 40px;
  border-top: 1px solid var(--line);
}

.contact-copy {
  display: flex;
  flex-direction: column;
}

.contact-copy .search-row {
  margin-top: auto;
  padding-top: 20px;
}

.contact-copy h2 {
  margin: 0;
  font-size: clamp(2rem, 3.4vw, 3.4rem);
  line-height: 1.05;
  font-weight: 870;
}

.contact-copy p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.6;
}

.template-box {
  margin-top: 24px;
  padding: 20px;
  background: linear-gradient(135deg, var(--brand-tint), #fff 80%);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 12px;
}

.template-box strong {
  color: var(--brand-deep);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.template-box p {
  margin: 12px 0 14px;
  color: var(--ink);
  font-size: 0.93rem;
  line-height: 1.6;
}

.template-note {
  margin: 14px 0 0 !important;
  padding: 10px 14px;
  background: rgba(99, 102, 241, 0.08);
  border-left: 3px solid var(--brand);
  border-radius: 4px 8px 8px 4px;
  color: var(--brand-deep);
  font-size: 0.86rem !important;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

/* QR 网格 */
.qr-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.qr-card {
  display: grid;
  gap: 12px;
  justify-items: center;
  padding: 20px;
  background: #fff;
  border: 1.5px solid rgba(99, 102, 241, 0.18);
  border-radius: 16px;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.qr-card:hover {
  transform: translateY(-3px);
  border-color: var(--brand-soft);
  box-shadow: 0 14px 30px rgba(99, 102, 241, 0.16);
}

.qr-platform {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: linear-gradient(135deg, var(--brand-tint), #fff);
  color: var(--brand-deep);
  border: 1px solid rgba(99, 102, 241, 0.22);
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.qr-platform-icon {
  font-size: 1rem;
  line-height: 1;
}

.qr-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 3 / 4;
  background: repeating-linear-gradient(
      45deg,
      #f5f3ff,
      #f5f3ff 8px,
      #ede9fe 8px,
      #ede9fe 16px
    );
  border: 2px dashed rgba(99, 102, 241, 0.32);
  border-radius: 12px;
  overflow: hidden;
}

/* 真实二维码图（微信 / QQ）：完整显示截图卡片 */
.qr-slot.has-qr {
  background: #fff;
  border-style: solid;
  border-color: rgba(99, 102, 241, 0.18);
  padding: 6px;
}

.qr-slot.has-qr img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* 二维码下方的账号文字兜底（扫码失败也能手动搜号添加） */
.qr-id {
  margin: 0;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 600;
}

.qr-id strong {
  color: var(--brand-deep);
  font-weight: 800;
  letter-spacing: 0.02em;
}


/* 闲鱼 / 小红书 一行式搜索卡（无二维码，不占大面积） */
.search-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.search-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 16px 18px;
  background: linear-gradient(135deg, var(--brand-tint), #fff);
  border: 1.5px solid rgba(99, 102, 241, 0.18);
  border-radius: 14px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.search-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-soft);
  box-shadow: 0 10px 24px rgba(99, 102, 241, 0.14);
}

.search-line {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.search-line strong {
  margin-left: 5px;
  color: var(--brand-deep);
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.search-card small {
  color: var(--muted);
  font-size: 0.8rem;
}

.qr-placeholder {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--brand-deep);
  text-align: center;
  line-height: 1.45;
  letter-spacing: 0.06em;
}

.qr-card small {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.4;
}

/* 品牌底部 footer */
.site-brand-footer {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 8px 0 48px;
}

.brand-footer-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-footer-mascot {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.25));
}

.brand-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--brand-deep), var(--brand) 60%, var(--brand-soft));
  border-radius: 14px;
  color: #fff;
  box-shadow: var(--shadow-brand);
}

.brand-footer-logo {
  color: #fff;
}

.brand-footer-logo .brand-copy strong {
  color: #fff;
  font-size: 1.15rem;
}

.brand-footer-logo .brand-copy small {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
}

.brand-footer-logo .brand-mark {
  background: rgba(0, 0, 0, 0.22);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.brand-footer-note {
  margin: 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  max-width: 420px;
  line-height: 1.55;
}

.brand-footer-note strong {
  color: #fff;
  font-weight: 800;
}

.lead-form {
  display: grid;
  gap: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.lead-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 760;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 13px;
  color: var(--ink);
  background: #fff;
  font-size: 0.98rem;
}

.lead-form textarea {
  resize: vertical;
}

.lead-form input:focus,
.lead-form select:focus,
.lead-form textarea:focus {
  outline: 2px solid rgba(233, 91, 79, 0.22);
  border-color: var(--coral);
}

.field-error {
  min-height: 18px;
  color: var(--coral-dark);
  font-size: 0.78rem;
  font-weight: 600;
}

.submit-button {
  width: 100%;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.form-status[data-state="success"] {
  color: #247755;
}

.form-status[data-state="error"] {
  color: var(--coral-dark);
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 34px;
  align-items: end;
  padding-bottom: 40px;
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin-top: 16px;
}

.wechat-card {
  display: grid;
  gap: 12px;
  padding: 20px;
}

.wechat-card span {
  color: var(--muted);
  font-size: 0.88rem;
}

.wechat-card strong {
  font-size: 1.4rem;
}

.direct-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 34px;
  align-items: end;
  margin-top: 54px;
  padding-top: 54px;
  border-top: 1px solid var(--line);
}

.direct-contact h2 {
  margin: 0;
  font-size: clamp(2rem, 3.4vw, 3.6rem);
  line-height: 1;
  font-weight: 840;
}

.direct-contact p {
  max-width: 620px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.04rem;
}

@media (max-width: 980px) {
  .site-header {
    width: min(100% - 28px, 760px);
  }

  .nav {
    gap: 14px;
    font-size: 0.8rem;
  }

  .nav-emoji {
    display: none;
  }

  .section-shell {
    width: min(100% - 28px, 760px);
  }

  .hero,
  .brand-hero,
  .section-heading,
  .service-group,
  .value-layout,
  .renovation-showcase,
  .offer-card,
  .template-section,
  .lead-section,
  .contact-section,
  .site-footer,
  .direct-contact {
    grid-template-columns: 1fr;
  }

  .contact-copy {
    position: static;
  }

  .brand-footer-inner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }

  .hero {
    gap: 28px;
    min-height: auto;
    padding-top: 48px;
  }

  .brand-hero {
    gap: 28px;
    min-height: auto;
    padding-top: 12px;
  }

  .brand-hero-mascot {
    min-height: 340px;
  }

  .ba-featured-grid,
  .promise-grid,
  .price-anchor {
    grid-template-columns: 1fr;
  }

  .price-anchor .anchor-arrow {
    transform: rotate(90deg);
    justify-self: center;
  }

  .price-table {
    font-size: 0.86rem;
  }

  .scene-wall {
    padding: 44px 22px;
    gap: 22px;
  }

  .scene-grid span {
    font-size: 0.92rem;
    padding: 9px 16px;
  }

  .group-head,
  .lead-copy {
    position: static;
  }

  .service-items,
  .offer-case,
  .case-grid,
  .case-showcase-grid,
  .pricing-grid,
  .template-list,
  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .case-showcase-grid {
    column-count: 2;
  }
}

@media (max-width: 640px) {
  .site-header {
    gap: 12px;
  }

  .search-row {
    grid-template-columns: 1fr;
  }

  /* 页脚手机端收紧 */
  .site-brand-footer {
    padding-bottom: 22px;
  }

  .brand-footer-inner {
    padding: 14px 16px;
    gap: 12px;
  }

  .brand-footer-right {
    gap: 10px;
  }

  .brand-footer-mascot {
    width: 36px;
    height: 36px;
  }

  .brand-footer-note {
    font-size: 0.84rem;
    line-height: 1.5;
  }

  /* 案例区快速跳转：手机端隐藏，由轮播底部导航替代 */
  .summary-nav {
    display: none;
  }

  /* 前后对比：手机端每屏单案例纵向堆叠，对比图放大 */
  .ba-slide {
    grid-template-columns: 1fr;
  }

  .brand {
    font-size: 0.92rem;
  }

  .brand-copy strong {
    font-size: 0.86rem;
  }

  .brand-copy small {
    display: none;
  }

  .brand-mark {
    width: 30px;
    height: 30px;
  }

  .header-cta {
    font-size: 0.86rem;
  }

  .hero {
    padding-top: 34px;
  }

  .hero-gallery img {
    aspect-ratio: 1.2 / 1;
  }

  .hero h1 {
    font-size: clamp(2.2rem, 9.2vw, 2.75rem);
    line-height: 1.08;
  }

  .hero-gallery,
  .service-items,
  .case-grid,
  .case-showcase-grid,
  .pricing-grid,
  .template-list,
  .process-list,
  .form-row {
    grid-template-columns: 1fr;
  }

  .offers-section,
  .value-section,
  .template-section,
  .process-section,
  .lead-section,
  .site-footer,
  .order-module {
    padding-top: 52px;
  }

  .lead-section,
  .order-module {
    padding-bottom: 56px;
  }

  .brand-section {
    gap: 26px;
    padding-top: 22px;
  }

  .slogan-pair .slogan-line {
    font-size: clamp(1.4rem, 6.4vw, 1.9rem);
    line-height: 1.3;
  }

  .brand-hero-mascot img {
    width: clamp(140px, 40vw, 200px);
  }

  .mascot-halo {
    width: clamp(160px, 44vw, 215px);
    height: clamp(160px, 44vw, 215px);
  }

  .float-badge {
    font-size: 0.63rem;
    padding: 4px 8px;
    gap: 3px;
  }

  .badge-pos-1 { top: 3%; left: 0; }
  .badge-pos-2 { top: 3%; right: 0; }
  .badge-pos-3 { top: 44%; left: 0; }
  .badge-pos-4 { top: 44%; right: 0; }
  .badge-pos-5 { bottom: 12%; left: 50%; }

  .hero-trust-strip {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 16px;
    padding: 14px 16px;
    font-size: 0.84rem;
  }

  .promise-card {
    padding: 16px 16px;
  }

  /* 窄屏：4 列价格表换成 3 张堆叠卡片 */
  .price-table {
    display: none;
  }

  .price-cards {
    display: grid;
  }

  /* 窄屏：页脚提示药丸隐藏两侧装饰线，文案可换行不再撑宽 */
  .offers-footnote {
    justify-content: center;
  }

  .offers-footnote .footnote-line {
    display: none;
  }

  .scene-wall {
    padding: 20px 14px;
    gap: 10px;
  }

  .scene-grid {
    gap: 6px;
  }

  .scene-grid .scene-tag {
    padding: 4px 10px;
    font-size: 0.78rem;
    border-width: 1px;
  }

  .scene-number-badge em {
    font-size: 1.3rem;
  }

  .scene-deco {
    display: none;
  }

  .section-heading {
    gap: 14px;
  }

  .offer-case {
    grid-template-columns: 1fr;
  }

  .offer-filter {
    grid-template-columns: 1fr;
    gap: 9px;
  }

  .case-category-button {
    min-height: 56px;
    padding: 10px 14px;
    row-gap: 2px;
  }

  .case-category-button .cat-icon {
    width: 38px;
    height: 38px;
    font-size: 1.15rem;
    border-radius: 11px;
  }

  .case-category-button .cat-title {
    font-size: 1rem;
  }

  .case-category-button small {
    font-size: 0.76rem;
  }

  /* 案例区横向轮播：原生 scroll-snap，一屏一个案例 */
  .case-showcase-grid {
    column-count: unset;
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .case-showcase-grid::-webkit-scrollbar {
    display: none;
  }

  .case-showcase-grid .demo-case-card {
    flex: 0 0 100%;
    scroll-snap-align: center;
    margin: 0;
  }

  /* 统一 3:4 图片区，铺满卡片宽度 */
  .case-showcase-grid .demo-case-art.has-image {
    aspect-ratio: 3 / 4;
    overflow: hidden;
  }

  .case-showcase-grid .demo-case-art.has-image img,
  .case-showcase-grid .demo-case-art.has-image .case-img-carousel,
  .case-showcase-grid .demo-case-art.has-image .cic-slide,
  .case-showcase-grid .demo-case-art.has-image .cic-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  /* 轮播底部导航栏 */
  .case-carousel-nav {
    display: block;
    margin: 8px 0 0;
    padding: 7px 12px 8px;
    border: 1px solid rgba(99, 102, 241, 0.16);
    border-radius: 14px;
    background: linear-gradient(180deg, #fff, var(--brand-fog));
    box-shadow: 0 6px 18px rgba(99, 102, 241, 0.1);
  }

  .ccn-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .ccn-arw {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    background: var(--ink);
    color: #fff;
    font-size: 1.1rem;
    line-height: 1;
    display: grid;
    place-items: center;
    box-shadow: 0 5px 12px rgba(21, 21, 21, 0.26), 0 0 0 4px rgba(99, 102, 241, 0.1);
  }

  .ccn-arw span {
    transform: translateY(-1px);
  }

  .ccn-arw:disabled {
    opacity: 0.3;
    box-shadow: none;
    cursor: default;
  }

  .ccn-count {
    display: flex;
    align-items: baseline;
    gap: 3px;
  }

  .ccn-count .ccn-cur {
    font-size: 1.3rem;
    font-weight: 880;
    line-height: 1;
    background: linear-gradient(135deg, var(--brand), var(--brand-soft));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .ccn-count .ccn-tot {
    font-size: 0.86rem;
    font-weight: 800;
    color: #b9b6c8;
  }

  .ccn-prog {
    display: flex;
    gap: 4px;
    margin: 6px 2px 0;
  }

  .ccn-seg {
    flex: 1;
    height: 4px;
    border-radius: 999px;
    background: #e4e1f0;
    cursor: pointer;
  }

  .ccn-seg.on {
    background: linear-gradient(90deg, var(--brand), var(--brand-soft));
  }

  .ccn-names {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 6px;
    font-size: 0.72rem;
    font-weight: 700;
  }

  .ccn-names button {
    max-width: 48%;
    border: none;
    background: none;
    cursor: pointer;
    font: inherit;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .ccn-prev {
    color: var(--muted);
  }

  .ccn-next {
    color: var(--brand-deep);
  }

  .demo-case-card.featured {
    grid-template-columns: 1fr;
  }

  .comparison-visual,
  .cost-compare,
  .renovation-compare {
    grid-template-columns: 1fr;
  }

  .vs-badge,
  .renovation-arrow {
    top: 50%;
  }

  .mock-photo,
  .room-visual {
    min-height: 220px;
  }

  .renovation-showcase {
    padding: 18px;
  }

  .offer-art {
    min-height: 180px;
  }

  .offer-packages {
    grid-template-columns: 1fr;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .offer-package {
    min-height: auto;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .offer-package:first-child {
    border-top: 0;
  }

  .lead-form,
  .template-copy {
    padding: 18px;
  }

  /* 手机端大标题统一收紧，避免一行只放几个字 */
  .section-heading h2,
  .ba-head h2,
  .price-head h2,
  .promise-head h2 {
    font-size: 1.62rem;
    line-height: 1.25;
  }

  .case-category-summary h3,
  .case-demo-empty h3 {
    font-size: 1.5rem;
  }
}