/* ===================================================================
   闫宝龙泰语网站建设 - styles
   东方雅致 + 泰式点睛，深海蓝/泰丝金主色调
   =================================================================== */

/* ---------- 1. CSS 变量与基础重置 ---------- */
:root {
  --c-ink: #0a1f44; /* 深海蓝（主） */
  --c-ink-2: #0e2a5c;
  --c-gold: #c9a35a; /* 泰丝金（辅） */
  --c-gold-2: #e0be76;
  --c-red: #b23a48; /* 朱砂红（点睛） */
  --c-bg: #f7f3ec; /* 米白 */
  --c-bg-2: #ffffff;
  --c-bg-3: #efeae0;
  --c-text: #1a1a1a;
  --c-muted: #5a5a5a;
  --c-line: rgba(10, 31, 68, 0.1);
  --shadow-1:
    0 1px 2px rgba(10, 31, 68, 0.05), 0 4px 14px rgba(10, 31, 68, 0.06);
  --shadow-2: 0 10px 30px rgba(10, 31, 68, 0.12);
  --shadow-3: 0 20px 50px rgba(10, 31, 68, 0.18);
  --radius: 10px;
  --radius-lg: 18px;
  --container: 1240px;
  --pad: clamp(16px, 4vw, 28px);
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family:
    "Noto Serif SC",
    "Noto Sans Thai",
    Inter,
    system-ui,
    -apple-system,
    "PingFang SC",
    "Microsoft YaHei",
    sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s var(--ease);
}
a:hover {
  color: var(--c-ink);
}
button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0.01em;
}

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

/* ---------- 2. 顶部导航 ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(247, 243, 236, 0.78);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid transparent;
  transition:
    background 0.3s var(--ease),
    border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}
.site-header.scrolled {
  background: rgba(247, 243, 236, 0.94);
  border-color: var(--c-line);
  box-shadow: 0 2px 20px rgba(10, 31, 68, 0.06);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px var(--pad);
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-ink);
  flex-shrink: 0;
}
.brand-cn {
  font-family: "Noto Serif SC", serif;
  font-size: 22px;
  position: relative;
}
.brand-r {
  font-size: 11px;
  color: var(--c-gold);
  margin-left: 2px;
  top: -8px;
  position: relative;
}
.brand-sep {
  color: var(--c-gold);
  font-weight: 300;
}
.brand-svc {
  font-size: 15px;
  color: var(--c-text);
  font-weight: 500;
}
.brand-light {
  color: #fff;
}
.brand-light .brand-svc {
  color: rgba(255, 255, 255, 0.85);
}

.nav-menu {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-left: auto;
}
.nav-menu a {
  position: relative;
  padding: 8px 14px;
  font-size: 14.5px;
  color: var(--c-text);
  border-radius: 6px;
  transition:
    color 0.2s var(--ease),
    background 0.2s var(--ease);
}
.nav-menu a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--c-gold), var(--c-red));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-menu a:hover {
  color: var(--c-ink);
}
.nav-menu a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  margin-left: 8px;
}
.nav-phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--c-ink);
  color: #fff;
  border-radius: 999px;
  font-size: 13.5px;
  transition:
    transform 0.2s var(--ease),
    background 0.2s var(--ease);
}
.nav-phone:hover {
  background: var(--c-ink-2);
  color: #fff;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  margin-left: auto;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--c-ink);
  transition:
    transform 0.3s var(--ease),
    opacity 0.3s var(--ease);
}
.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- 3. Hero Banner ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 120px 0 80px;
  background: linear-gradient(160deg, #0a1f44 0%, #0e2a5c 50%, #122e6a 100%);
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  animation: floatGlow 12s ease-in-out infinite;
}
.hero-glow-1 {
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, #c9a35a 0%, transparent 70%);
  top: -180px;
  right: -120px;
}
.hero-glow-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #b23a48 0%, transparent 70%);
  bottom: -260px;
  left: -160px;
  animation-delay: -6s;
}
@keyframes floatGlow {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(30px, -20px) scale(1.05);
  }
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(
    ellipse 80% 60% at 50% 40%,
    #000 30%,
    transparent 80%
  );
  -webkit-mask-image: radial-gradient(
    ellipse 80% 60% at 50% 40%,
    #000 30%,
    transparent 80%
  );
}
.hero-thai {
  position: absolute;
  right: -20px;
  bottom: -30px;
  font-family: "Noto Sans Thai", serif;
  font-size: clamp(180px, 30vw, 360px);
  font-weight: 700;
  line-height: 1;
  color: rgba(201, 163, 90, 0.1);
  letter-spacing: -0.04em;
  pointer-events: none;
  user-select: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad);
}
.hero-content {
  max-width: 880px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(201, 163, 90, 0.35);
  border-radius: 999px;
  font-size: 13.5px;
  letter-spacing: 0.05em;
  color: var(--c-gold-2);
  margin-bottom: 28px;
}
.hero-eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-gold-2);
  box-shadow: 0 0 12px var(--c-gold-2);
}
.hero-title {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 24px;
}
.hero-title .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  animation: wordUp 0.8s var(--ease) forwards;
}
.hero-title .word.accent {
  color: var(--c-gold-2);
  font-size: 0.55em;
  vertical-align: super;
  margin: 0 4px;
}
.hero-title .word.sep {
  color: var(--c-gold);
  margin: 0 8px;
  font-weight: 300;
}
.hero-title .word:nth-child(1) {
  animation-delay: 0.05s;
}
.hero-title .word:nth-child(2) {
  animation-delay: 0.1s;
}
.hero-title .word:nth-child(3) {
  animation-delay: 0.15s;
}
.hero-title .word:nth-child(4) {
  animation-delay: 0.2s;
}
.hero-title .word:nth-child(5) {
  animation-delay: 0.25s;
}
.hero-title .word:nth-child(6) {
  animation-delay: 0.3s;
}
.hero-title .word:nth-child(7) {
  animation-delay: 0.35s;
}
.hero-title .word:nth-child(8) {
  animation-delay: 0.4s;
}
.hero-title .word:nth-child(9) {
  animation-delay: 0.45s;
}
.hero-title .word:nth-child(10) {
  animation-delay: 0.5s;
}
.hero-title .word:nth-child(11) {
  animation-delay: 0.55s;
}
@keyframes wordUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.hero-sub {
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--c-gold-2);
  letter-spacing: 0.1em;
  margin: 0 0 18px;
}
.hero-desc {
  font-size: clamp(15px, 1.5vw, 17px);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.85;
  max-width: 720px;
  margin: 0 0 32px;
}
.hero-rotate {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
}
.rotate-words {
  position: relative;
  display: inline-block;
  min-width: 240px;
  height: 1.4em;
  vertical-align: bottom;
}
.rotate-word {
  position: absolute;
  left: 0;
  top: 0;
  color: var(--c-gold-2);
  font-weight: 600;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.5s var(--ease),
    transform 0.5s var(--ease);
}
.rotate-word.active {
  opacity: 1;
  transform: translateY(0);
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: 6px;
  transition:
    transform 0.2s var(--ease),
    box-shadow 0.2s var(--ease),
    background 0.2s var(--ease),
    color 0.2s var(--ease);
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--c-gold) 0%, var(--c-gold-2) 100%);
  color: var(--c-ink);
  box-shadow: 0 8px 20px rgba(201, 163, 90, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(201, 163, 90, 0.45);
  color: var(--c-ink);
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--c-gold-2);
  color: #fff;
}
.hero-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 760px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.hero-meta li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.hero-meta strong {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  color: var(--c-gold-2);
  line-height: 1.1;
}
.hero-meta strong small {
  font-size: 14px;
  color: var(--c-gold);
  font-weight: 500;
  margin-left: 2px;
}
.hero-meta span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.04em;
}
.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 30px;
  transform: translateX(-50%);
  width: 24px;
  height: 40px;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.hero-scroll span {
  width: 3px;
  height: 8px;
  background: var(--c-gold-2);
  border-radius: 2px;
  animation: scrollDot 1.6s var(--ease) infinite;
}
@keyframes scrollDot {
  0% {
    transform: translateY(0);
    opacity: 1;
  }
  100% {
    transform: translateY(14px);
    opacity: 0;
  }
}

/* ---------- 4. 通用板块 ---------- */
.section {
  padding: clamp(64px, 8vw, 110px) 0;
  position: relative;
}
.section-alt {
  background: var(--c-bg-2);
  position: relative;
}
.section-alt::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-line), transparent);
}
.sec-head {
  text-align: center;
  max-width: 780px;
  margin: 0 auto clamp(40px, 5vw, 64px);
}
.sec-kicker {
  display: inline-block;
  font-size: 12.5px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-gold);
  font-weight: 600;
  padding: 4px 12px;
  border: 1px solid var(--c-gold);
  border-radius: 999px;
  margin-bottom: 16px;
}
.sec-kicker.light {
  color: var(--c-gold-2);
  border-color: rgba(201, 163, 90, 0.6);
}
.sec-title {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 700;
  color: var(--c-ink);
  margin: 0 0 16px;
}
.sec-title.light {
  color: #fff;
}
.sec-sub {
  font-size: 16px;
  color: var(--c-muted);
  line-height: 1.8;
  margin: 0;
}
.sec-sub.light {
  color: rgba(255, 255, 255, 0.78);
}

/* ---------- 5. 服务优势 ---------- */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.adv-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition:
    transform 0.3s var(--ease),
    box-shadow 0.3s var(--ease),
    border-color 0.3s var(--ease);
}
.adv-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 3px;
  background: linear-gradient(90deg, var(--c-gold), var(--c-red));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
  border-radius: 0 0 4px 4px;
}
.adv-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-2);
  border-color: transparent;
}
.adv-card:hover::before {
  transform: scaleX(1);
}
.adv-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  background: linear-gradient(135deg, var(--c-ink) 0%, var(--c-ink-2) 100%);
  color: var(--c-gold-2);
  border-radius: 14px;
  margin-bottom: 18px;
}
.adv-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--c-ink);
  margin-bottom: 10px;
}
.adv-card p {
  font-size: 14.5px;
  color: var(--c-muted);
  line-height: 1.75;
  margin: 0;
}

/* ---------- 6. 主营业务 ---------- */
.svc-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.svc-item {
  display: flex;
  gap: 24px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition:
    transform 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}
.svc-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}
.svc-num {
  font-family: "Noto Serif SC", serif;
  font-size: 42px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--c-ink) 0%, var(--c-gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  flex-shrink: 0;
}
.svc-body h3 {
  font-size: 19px;
  color: var(--c-ink);
  margin-bottom: 10px;
}
.svc-body p {
  font-size: 14.5px;
  color: var(--c-muted);
  line-height: 1.75;
  margin: 0 0 14px;
}
.svc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.svc-tags li {
  font-size: 12.5px;
  color: var(--c-ink);
  padding: 4px 10px;
  background: rgba(201, 163, 90, 0.12);
  border: 1px solid rgba(201, 163, 90, 0.3);
  border-radius: 999px;
}

/* ---------- 7. 服务流程 ---------- */
.process {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  position: relative;
}
.process::before {
  content: "";
  position: absolute;
  top: 30px;
  left: 6%;
  right: 6%;
  height: 1px;
  background: linear-gradient(90deg, var(--c-gold) 0%, var(--c-red) 100%);
  z-index: 0;
}
.process li {
  position: relative;
  z-index: 1;
  text-align: center;
  background: #fff;
  padding: 24px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  transition:
    transform 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}
.process li:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}
.pc-num {
  width: 46px;
  height: 46px;
  line-height: 46px;
  text-align: center;
  margin: 0 auto 14px;
  font-family: "Noto Serif SC", serif;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--c-ink) 0%, var(--c-ink-2) 100%);
  border: 3px solid var(--c-bg);
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--c-gold);
}
.process h3 {
  font-size: 15.5px;
  color: var(--c-ink);
  margin-bottom: 6px;
}
.process p {
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.6;
  margin: 0;
}

/* ---------- 8. 案例展示 ---------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition:
    transform 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
  position: relative;
  overflow: hidden;
}
.case-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(
    circle at top right,
    rgba(201, 163, 90, 0.15) 0%,
    transparent 70%
  );
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-2);
}
.case-flag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(10, 31, 68, 0.06);
  color: var(--c-ink);
  margin-bottom: 14px;
}
.case-flag[data-color="machinery"] {
  background: rgba(201, 163, 90, 0.18);
  color: #8a6d2c;
}
.case-flag[data-color="electronic"] {
  background: rgba(10, 31, 68, 0.1);
  color: var(--c-ink);
}
.case-flag[data-color="trade"] {
  background: rgba(178, 58, 72, 0.12);
  color: #8a2c38;
}
.case-flag[data-color="service"] {
  background: rgba(34, 139, 87, 0.14);
  color: #1f6e44;
}
.case-flag[data-color="food"] {
  background: rgba(212, 118, 87, 0.18);
  color: #a04a2a;
}
.case-flag[data-color="industrial"] {
  background: rgba(70, 90, 120, 0.16);
  color: #2a3a55;
}
.case-card h3 {
  font-size: 18px;
  color: var(--c-ink);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.case-card p {
  font-size: 14.5px;
  color: var(--c-muted);
  line-height: 1.75;
  margin: 0 0 18px;
  position: relative;
  z-index: 1;
}
.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 14px;
  border-top: 1px dashed var(--c-line);
  position: relative;
  z-index: 1;
}
.case-meta span {
  font-size: 12.5px;
  color: var(--c-ink);
  background: rgba(10, 31, 68, 0.04);
  padding: 3px 10px;
  border-radius: 4px;
}

/* ---------- 9. 关于闫宝龙 ---------- */
.about-sec {
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-bg-3) 100%);
  position: relative;
  overflow: hidden;
}
.about-sec::before {
  content: "";
  position: absolute;
  top: 10%;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(
    circle,
    rgba(201, 163, 90, 0.18) 0%,
    transparent 70%
  );
  border-radius: 50%;
}
.about-inner {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.about-photo {
  text-align: center;
}
.photo-frame {
  position: relative;
  display: inline-block;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-3);
}
.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.photo-ring {
  position: absolute;
  inset: -14px;
  border: 2px dashed var(--c-gold);
  border-radius: 50%;
  animation: rotate 30s linear infinite;
}
@keyframes rotate {
  to {
    transform: rotate(360deg);
  }
}
.photo-tag {
  margin-top: 24px;
  font-family: "Noto Serif SC", serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--c-ink);
  letter-spacing: 0.04em;
}
.about-text .sec-kicker {
  margin-bottom: 14px;
}
.about-lead {
  font-size: 18px;
  color: var(--c-text);
  line-height: 1.85;
  margin: 0 0 28px;
  padding-left: 16px;
  border-left: 3px solid var(--c-gold);
}
.about-points {
  display: grid;
  gap: 18px;
}
.about-points li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.ap-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-gold), var(--c-red));
  margin-top: 10px;
  flex-shrink: 0;
  box-shadow: 0 0 0 4px rgba(201, 163, 90, 0.18);
}
.about-points h4 {
  font-size: 16px;
  color: var(--c-ink);
  margin-bottom: 4px;
}
.about-points p {
  font-size: 14.5px;
  color: var(--c-muted);
  line-height: 1.75;
  margin: 0;
}

/* ---------- 10. FAQ ---------- */
.faq-list {
  max-width: 880px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition:
    border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}
.faq-item[open] {
  border-color: var(--c-gold);
  box-shadow: var(--shadow-1);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 500;
  color: var(--c-ink);
  transition: background 0.2s var(--ease);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary:hover {
  background: rgba(201, 163, 90, 0.05);
}
.q-num {
  font-family: "Noto Serif SC", serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-gold);
  background: rgba(201, 163, 90, 0.1);
  padding: 2px 10px;
  border-radius: 4px;
  flex-shrink: 0;
}
.q-text {
  flex: 1;
}
.q-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  position: relative;
  border-radius: 50%;
  background: rgba(10, 31, 68, 0.06);
  transition: background 0.3s var(--ease);
}
.q-icon::before,
.q-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--c-ink);
  transition: transform 0.3s var(--ease);
}
.q-icon::before {
  width: 10px;
  height: 2px;
  transform: translate(-50%, -50%);
}
.q-icon::after {
  width: 2px;
  height: 10px;
  transform: translate(-50%, -50%);
}
.faq-item[open] .q-icon {
  background: var(--c-gold);
}
.faq-item[open] .q-icon::before,
.faq-item[open] .q-icon::after {
  background: var(--c-ink);
}
.faq-item[open] .q-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.a-body {
  padding: 0 24px 22px 60px;
  font-size: 14.5px;
  color: var(--c-muted);
  line-height: 1.8;
}
.a-body p {
  margin: 0;
}

/* ---------- 11. 联系方式 ---------- */
.contact-sec {
  background: linear-gradient(160deg, var(--c-ink) 0%, var(--c-ink-2) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.contact-sec::before {
  content: "";
  position: absolute;
  top: -200px;
  right: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(201, 163, 90, 0.25) 0%,
    transparent 70%
  );
  border-radius: 50%;
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.contact-text .sec-title {
  margin-bottom: 16px;
}
.contact-list {
  display: grid;
  gap: 18px;
  margin-top: 32px;
}
.contact-list li {
  display: flex;
  align-items: center;
  gap: 16px;
}
.ci-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(201, 163, 90, 0.15);
  border: 1px solid rgba(201, 163, 90, 0.4);
  color: var(--c-gold-2);
  border-radius: 12px;
  flex-shrink: 0;
}
.ci-label {
  display: block;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}
.ci-val {
  display: block;
  font-size: 18px;
  color: #fff;
  font-weight: 600;
}
.ci-val:hover {
  color: var(--c-gold-2);
}
.contact-qr {
  display: flex;
  justify-content: center;
}
.qr-card {
  background: #fff;
  color: var(--c-ink);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  box-shadow: var(--shadow-3);
}
.qr-card img {
  width: 200px;
  height: 200px;
  border-radius: 8px;
  margin: 0 auto;
}
.qr-cap {
  margin-top: 14px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
}
.qr-tip {
  margin-top: 4px;
  font-size: 12.5px;
  color: var(--c-muted);
}

/* ---------- 12. 更多服务 ---------- */
.more-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.more-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: 8px;
  font-size: 14.5px;
  color: var(--c-ink);
  transition:
    transform 0.25s var(--ease),
    border-color 0.25s var(--ease),
    color 0.25s var(--ease),
    background 0.25s var(--ease);
}
.more-link::after {
  content: "↗";
  font-size: 13px;
  color: var(--c-muted);
  transition:
    transform 0.25s var(--ease),
    color 0.25s var(--ease);
}
.more-link:hover {
  transform: translateY(-2px);
  border-color: var(--c-gold);
  color: var(--c-ink);
  background: rgba(201, 163, 90, 0.06);
}
.more-link:hover::after {
  transform: translate(2px, -2px);
  color: var(--c-gold);
}
.more-link[aria-current="page"] {
  background: linear-gradient(135deg, var(--c-ink) 0%, var(--c-ink-2) 100%);
  color: #fff;
  border-color: transparent;
}
.more-link[aria-current="page"]::after {
  color: var(--c-gold-2);
}

/* ---------- 13. 底部 ---------- */
.site-footer {
  background: #06132e;
  color: #fff;
  padding: 60px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 60px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.ft-brand .brand {
  margin-bottom: 14px;
}
.ft-desc {
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
  max-width: 360px;
  margin: 0;
}
.ft-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.ft-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 14px;
  position: relative;
  padding-left: 14px;
}
.ft-col h4::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 3px;
  height: 14px;
  background: var(--c-gold);
  border-radius: 2px;
}
.ft-col p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 8px;
}
.ft-col a:hover {
  color: var(--c-gold-2);
}
.footer-legal {
  padding: 24px 0;
  background: #03102a;
}
.footer-legal-inner {
  text-align: center;
}
.ft-copy,
.ft-icp {
  margin: 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.9;
}
.ft-copy a,
.ft-icp a {
  color: rgba(255, 255, 255, 0.75);
}
.ft-copy a:hover,
.ft-icp a:hover {
  color: var(--c-gold-2);
}

/* ---------- 14. 响应式 ---------- */
@media (max-width: 1024px) {
  .nav-menu {
    gap: 0;
  }
  .nav-menu a {
    padding: 8px 10px;
    font-size: 13.5px;
  }
  .about-inner {
    grid-template-columns: 300px 1fr;
    gap: 50px;
  }
  .photo-frame {
    width: 260px;
    height: 260px;
  }
}
@media (max-width: 860px) {
  .nav-menu,
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(247, 243, 236, 0.98);
    backdrop-filter: blur(16px);
    border-top: 1px solid var(--c-line);
    padding: 14px var(--pad);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  }
  .nav-menu.mobile-open a {
    padding: 12px 14px;
    border-radius: 6px;
  }
  .nav-menu.mobile-open a:hover {
    background: rgba(201, 163, 90, 0.1);
  }
  .nav-menu.mobile-open a::after {
    display: none;
  }

  .hero {
    padding: 100px 0 60px;
  }
  .hero-meta {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .svc-list {
    grid-template-columns: 1fr;
  }
  .process {
    grid-template-columns: repeat(2, 1fr);
  }
  .process::before {
    display: none;
  }
  .case-grid {
    grid-template-columns: 1fr 1fr;
  }
  .about-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .about-photo {
    order: -1;
  }
  .about-points li {
    text-align: left;
  }
  .about-lead {
    padding-left: 0;
    border-left: none;
    border-top: 2px solid var(--c-gold);
    padding-top: 16px;
  }
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .contact-list li {
    justify-content: center;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .ft-cols {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}
@media (max-width: 520px) {
  .nav-inner {
    padding: 12px var(--pad);
    gap: 10px;
  }
  .brand-cn {
    font-size: 19px;
  }
  .brand-svc {
    font-size: 13.5px;
  }
  .case-grid {
    grid-template-columns: 1fr;
  }
  .process {
    grid-template-columns: 1fr;
  }
  .ft-cols {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .more-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    justify-content: center;
  }
  .hero-rotate {
    font-size: 14px;
  }
  .rotate-words {
    min-width: 200px;
  }
}

/* ---------- 15. 滚动揭示动画 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.8s var(--ease),
    transform 0.8s var(--ease);
  will-change: opacity, transform;
}
[data-reveal].in {
  opacity: 1;
  transform: translateY(0);
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}