:root {
  --bg: #0b0d12;
  --bg-soft: #111722;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-strong: rgba(255, 255, 255, 0.08);
  --line: rgba(255, 255, 255, 0.08);
  --text: #f4f5f7;
  --muted: #a8b0be;
  --primary: #d0a76b;
  --primary-strong: #f2d39d;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --radius-lg: 30px;
  --radius-md: 22px;
  --radius-sm: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Noto Sans SC", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(208, 167, 107, 0.12), transparent 26%),
    linear-gradient(180deg, #0a0c11 0%, #111823 100%);
  color: var(--text);
  line-height: 1.7;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

.section {
  padding: 90px 0;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary-strong);
  background: rgba(208, 167, 107, 0.08);
  border: 1px solid rgba(208, 167, 107, 0.2);
  border-radius: 999px;
  padding: 8px 14px;
  margin-bottom: 18px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.8rem, 3vw, 5rem);
  line-height: 1.06;
  letter-spacing: 0.10em;
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
  margin-bottom: 0;
}

p {
  color: var(--muted);
  font-size: 1.04rem;
}

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(10, 13, 18, 0.42);
  border-bottom: 1px solid var(--line);
}

.nav {
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brand-mark {
  width: 48px;
  height: 48px;
  display: block;
  object-fit: contain;
  border-radius: 50px;
  background: #ffffff8e;
 
  border: 2px solid rgba(255, 255, 255, 0.5);
  
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a {
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 24px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  background: transparent;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(208, 167, 107, 0.5);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #101418;
  border: none;
  font-weight: 700;
  box-shadow: 0 12px 24px rgba(208, 167, 107, 0.2);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.02);
}

.hero {
  padding-top: 72px;
}

.hero-wrap {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 46px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 24px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(208, 167, 107, 0.08);
  color: var(--primary-strong);
  border: 1px solid rgba(208, 167, 107, 0.18);
}

.hero-copy p {
  max-width: 600px;
  font-size: 1.08rem;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 38px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.hero-stats div {
  min-width: 120px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
}

.hero-stats strong {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--text);
}

.hero-visual {
  position: relative;
}

.visual-image {
  width: 100%;
  min-height: 560px;
  border-radius: 34px;
  background:
    linear-gradient(155deg, rgba(6, 8, 12, 0.12), rgba(17, 24, 34, 0.72)),
    url("assets/images/三秦logo33.png") center/cover no-repeat;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.floating-card {
  position: absolute;
  right: -40px;
  bottom: 18px;
  width: 230px;
  background: rgba(12, 16, 22, 0.92);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 5px 18px;
  box-shadow: var(--shadow);
}

.mini-label {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mini-value {
  margin-top: 5px;
  font-size: 2rem;
  font-weight: 700;
}

.mini-bar {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  margin-top: 12px;
}

.mini-bar span {
  display: block;
  width: 72%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary), var(--primary-strong));
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 32px;
  margin-bottom: 36px;
}

.section-heading p {
  max-width: 560px;
  margin-bottom: 0;
}

.about-grid,
.services-grid,
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

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

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

.info-card,
.service-card,
.process-step {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 18px 18px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.info-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(18, 23, 31, 0.96), rgba(10, 13, 18, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  min-height: 0;
}

.info-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--primary), var(--primary-strong));
}

.info-card:hover,
.service-card:hover,
.process-step:hover {
  transform: translateY(-4px);
  border-color: rgba(208, 167, 107, 0.32);
}

.info-card.large {
  grid-column: span 2;
  min-height: 220px;
}

.card-topline {
  display: inline-flex;
  align-items: center;
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(208, 167, 107, 0.08);
  border: 1px solid rgba(208, 167, 107, 0.2);
  color: var(--primary-strong);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.info-card h3,
.service-card h3,
.process-step h3 {
  margin-bottom: 8px;
  font-size: 1.2rem;
  line-height: 1.3;
  color: #fff;
}

.info-card ul {
  margin: 10px 0 0;
  padding-left: 0;
  list-style: none;
  color: var(--muted);
}

.info-card li {
  position: relative;
  padding-left: 16px;
  line-height: 1.5;
}

.info-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px rgba(208, 167, 107, 0.8);
}

.info-card li + li {
  margin-top: 2px;
}

.info-card-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 16px;
  align-items: center;
}

.info-card-copy {
  min-width: 0;
}

.info-card-visual {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  align-items: end;
}

.info-card-visual img {
  width: auto;
  max-width: 100%;
  height: 82px;
  object-fit: contain;
  border-radius: 10px;
  border: none;
  display: block;
  margin-top: auto;
  align-self: end;
  background: transparent;
}

.info-card-visual img:nth-child(2n) {
  transform: scaleX(-1);
}

.service-section {
  background: rgba(255, 255, 255, 0.015);
}

.replay-card {
  overflow: hidden;
  padding: 0;
  background: rgba(14, 18, 25, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.replay-thumb {
  height: 190px;
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.replay-thumb-1 {
  background-image:
    linear-gradient(180deg, rgba(17, 24, 34, 0.08), rgba(17, 24, 34, 0.7)),
    url("assets/images/预览图 (1).jpg");
}

.replay-thumb-2 {
  background-image:
    linear-gradient(180deg, rgba(17, 24, 34, 0.08), rgba(17, 24, 34, 0.7)),
    url("assets/images/预览图 (1).png");
}

.replay-thumb-3 {
  background-image:
    linear-gradient(180deg, rgba(17, 24, 34, 0.08), rgba(17, 24, 34, 0.7)),
    url("assets/images/预览图 (2).png");
}

.replay-thumb-4 {
  background-image:
    linear-gradient(180deg, rgba(17, 24, 34, 0.08), rgba(17, 24, 34, 0.7)),
    url("assets/images/预览图 (3).png");
}

.replay-meta {
  padding: 18px 16px 20px;
}

.replay-tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(208, 167, 107, 0.08);
  border: 1px solid rgba(208, 167, 107, 0.2);
  color: var(--primary-strong);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.replay-meta h3 {
  margin-bottom: 8px;
  font-size: 1.12rem;
}

.replay-meta p {
  margin-bottom: 10px;
  font-size: 0.88rem;
  color: var(--muted);
}

.replay-meta ul {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  display: grid;
  gap: 6px;
}

.replay-meta li {
  position: relative;
  padding-left: 12px;
  line-height: 1.5;
}

.replay-meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
}

.icon-box {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  border: 1px solid rgba(208, 167, 107, 0.24);
  background: rgba(208, 167, 107, 0.08);
  color: var(--primary-strong);
  font-size: 1.3rem;
  margin-bottom: 18px;
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.highlight-variant {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 20px;
}

.highlight-card {
  position: relative;
  overflow: hidden;
  background: rgba(15, 19, 25, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.highlight-card-large {
  min-height: 420px;
}

.highlight-card-small {
  min-height: 420px;
}

.highlight-media {
  width: 100%;
  background-size: cover;
  background-position: center;
}

.highlight-media-main {
  height: 100%;
  min-height: 420px;
  background-image:
    linear-gradient(180deg, rgba(17, 24, 34, 0.08), rgba(17, 24, 34, 0.72)),
    url("assets/images/预览图 (1).jpg");
}

.highlight-media-a {
  height: 70%;
  min-height: 270px;
  background-image:
    linear-gradient(180deg, rgba(17, 24, 34, 0.08), rgba(17, 24, 34, 0.72)),
    url("assets/images/预览图 (1).png");
}

.highlight-media-b {
  height: 70%;
  min-height: 270px;
  background-image:
    linear-gradient(180deg, rgba(17, 24, 34, 0.08), rgba(17, 24, 34, 0.72)),
    url("assets/images/预览图 (2).png");
}

.highlight-body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 22px 20px 20px;
  background: linear-gradient(180deg, rgba(9, 12, 17, 0), rgba(9, 12, 17, 0.9));
}

.compact-body {
  padding-top: 18px;
}

.highlight-kicker {
  display: inline-block;
  margin-bottom: 10px;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(208, 167, 107, 0.1);
  border: 1px solid rgba(208, 167, 107, 0.25);
  color: var(--primary-strong);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.highlight-body h3 {
  margin: 0 0 8px;
  font-size: 1.45rem;
  line-height: 1.2;
}

.highlight-body p {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

.process-section {
  background: rgba(255, 255, 255, 0.015);
}

.strategy-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.strategy-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 3px solid var(--primary);
  border-radius: 16px;
  padding: 12px 14px;
  min-height: 72px;
}

.strategy-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: 12px;
  background: rgba(208, 167, 107, 0.1);
  border: 1px solid rgba(208, 167, 107, 0.2);
  color: var(--primary-strong);
  font-size: 0.8rem;
  font-weight: 700;
}

.strategy-item > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100%;
}

.strategy-item h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
  line-height: 1.2;
}

.strategy-item p {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cta-wrap {
  padding-top: 40px;
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 38px 32px;
  border-radius: 30px;
  border: 1px solid rgba(208, 167, 107, 0.2);
  background: linear-gradient(135deg, rgba(208, 167, 107, 0.08), rgba(255,255,255,0.02));
  box-shadow: var(--shadow);
}

.cta-box h2 {
  margin-bottom: 12px;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 42px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}

.footer-links {
  display: flex;
  gap: 24px;
  color: var(--muted);
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .hero-wrap,
  .section-heading,
  .about-grid,
  .services-grid,
  .works-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .works-grid {
    display: grid;
  }

  .section-heading,
  .cta-box,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .info-card.large {
    grid-column: auto;
  }

  .visual-image {
    min-height: 460px;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 20px, 1200px);
  }

  .section {
    padding: 64px 0;
  }

  .nav {
    height: 72px;
  }

  .brand {
    letter-spacing: 0.05em;
    font-size: 0.72rem;
    gap: 8px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .nav-actions .btn {
    min-height: 42px;
    padding: 0 16px;
    font-size: 0.9rem;
  }

  .hero {
    padding-top: 42px;
  }

  h1 {
    font-size: clamp(2.1rem, 9vw, 3rem);
    letter-spacing: 0.02em;
    line-height: 1.08;
  }

  .hero-wrap,
  .section-heading,
  .about-grid,
  .services-grid,
  .works-grid,
  .highlight-variant,
  .replay-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero-wrap,
  .section-heading {
    display: grid;
    gap: 24px;
  }

  .hero-copy p,
  .section-heading p,
  .work-copy p,
  .strategy-item p {
    font-size: 0.88rem;
    line-height: 1.7;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-stats {
    gap: 18px 20px;
  }

  .hero-stats div {
    min-width: 90px;
  }

  .visual-image {
    min-height: 330px;
  }

  .floating-card {
    right: 10px;
    bottom: 12px;
    width: 170px;
    padding: 12px 14px;
    transform: scale(0.9);
    transform-origin: bottom right;
  }

  .replay-thumb {
    height: 170px;
  }

  .highlight-card-large,
  .highlight-card-small {
    min-height: 320px;
  }

  .highlight-media-main,
  .highlight-media-a,
  .highlight-media-b {
    min-height: 220px;
  }

  .highlight-body {
    padding: 16px 16px 18px;
  }

  .highlight-body h3 {
    font-size: 1.15rem;
  }

  .strategy-strip {
    gap: 10px;
  }

  .strategy-item {
    padding: 10px 12px;
    min-height: 68px;
  }

  .strategy-no {
    width: 32px;
    height: 32px;
    font-size: 0.72rem;
  }

  .strategy-item h3 {
    font-size: 0.94rem;
  }

  .cta-box {
    padding: 28px 22px;
  }
}