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

:root {
  --bg-base: #ffffff;
  --bg-muted: #f5f5f5;
  --text-primary: #333333;
  --text-secondary: #6a6a6a;
  --accent: #c9a050;
  --accent-dark: #b8860b;
  --shadow-soft: 0 18px 60px rgba(0, 0, 0, 0.08);
  color-scheme: only light;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", "Roboto", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  color: var(--text-primary);
  background: var(--bg-base);
  line-height: 1.7;
  font-weight: 300;
  min-height: 100vh;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: transparent;
  padding: 20px 5vw;
  transition: background 0.3s ease, backdrop-filter 0.3s ease,
    box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo {
  font-size: 1.1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-primary);
  font-weight: 600;
}

.nav__links {
  display: flex;
  gap: 24px;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav__links a {
  position: relative;
  padding-bottom: 4px;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
}

.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--text-primary);
}

.nav__links a:hover::after,
.nav__links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
}

.nav__toggle span {
  width: 28px;
  height: 2px;
  background: var(--text-primary);
  display: block;
}

main {
  padding: 0 5vw;
}

.home main {
  padding-top: 120px;
}

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 80px;
  align-items: center;
  padding: 8vw 0;
}

.hero__content h1 {
  font-size: clamp(2.4rem, 4vw, 4.2rem);
  font-weight: 500;
  letter-spacing: 0.04em;
  margin: 0.5em 0;
}

.hero__content p {
  max-width: 700px;
  color: var(--text-secondary);
}

.hero__cta {
  margin-top: 2.5rem;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.btn {
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 14px 32px;
  letter-spacing: 0.05em;
  font-size: 0.95rem;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease,
    color 0.2s ease;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-soft);
}

.btn--primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

.btn--ghost {
  border-color: rgba(0, 0, 0, 0.1);
  color: var(--text-primary);
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero__media {
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__frame {
  width: min(420px, 90%);
  aspect-ratio: 3 / 4;
  border-radius: 28px;
  background: linear-gradient(135deg, #faf7f0, #efe5d4);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: var(--shadow-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--text-secondary);
  overflow: hidden;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 28px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.site-footer {
  padding: 48px 5vw 40px;
  background: var(--bg-muted);
  text-align: center;
  margin-top: 80px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.page {
  padding-top: 160px;
  padding-bottom: 80px;
}

.page--soft {
  background: var(--bg-muted);
}

.page__intro {
  max-width: 900px;
  margin: 0 auto 64px;
  text-align: center;
}

.page__intro h1 {
  font-size: clamp(2rem, 3vw, 3.2rem);
  font-weight: 500;
  margin: 0.5em 0;
}

.page__intro h2 {
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 500;
  margin: 0.5em 0 0.8em;
}

.page__intro p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin: 0;
}

.grid {
  display: grid;
  gap: 32px;
}

.grid--split {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.section-title {
  grid-column: 1 / -1;
  text-align: center;
  margin-bottom: 48px;
}

.section-title .eyebrow {
  margin-bottom: 16px;
}

.section-title h2 {
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 500;
  margin: 0;
  color: var(--text-primary);
}

.tab-container {
  max-width: 1000px;
  margin: 0 auto 64px;
}

.tab-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.tab-button {
  padding: 14px 32px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: var(--bg-base);
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 500;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
}

.tab-button:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.tab-button.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 4px 12px rgba(201, 160, 80, 0.3);
}

.tab-content-wrapper {
  position: relative;
  min-height: 400px;
}

.tab-content {
  display: none;
  animation: fadeIn 0.5s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.gallery-container {
  max-width: 1000px;
  margin: 80px auto 64px;
}

.gallery-carousel {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin: 40px 0;
  width: 100%;
}

.gallery-nav {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: var(--bg-base);
  color: var(--text-primary);
  font-size: 2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
  padding: 0;
  line-height: 1;
  align-self: center;
}

.gallery-nav:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: scale(1.1);
}

.gallery-nav:active {
  transform: scale(0.95);
}

.gallery-viewport {
  flex: 1;
  overflow: hidden;
  border-radius: 24px;
  background: var(--bg-muted);
}

.gallery-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-slide {
  min-width: 100%;
  display: none;
  flex-direction: column;
  gap: 24px;
  padding: 0;
}

.gallery-slide.active {
  display: flex;
}

.gallery-image-wrapper {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 20px;
  overflow: hidden;
  background: var(--bg-muted);
  box-shadow: var(--shadow-soft);
}

.gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gallery-title {
  text-align: center;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  padding: 16px 0;
}

.gallery-dots {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}

.gallery-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.gallery-dot:hover {
  background: var(--accent);
  transform: scale(1.2);
}

.gallery-dot.active {
  background: var(--accent);
  width: 32px;
  border-radius: 6px;
}

.strategy-unified {
  padding: 40px;
}

.strategy-unified .strategy-center-basics {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.strategy-unified .strategy-principles {
  padding: 0;
}

.strategy-unified .strategy-principles h3 {
  margin-top: 0;
  margin-bottom: 32px;
}

.history-card {
  max-width: 900px;
  margin: 0 auto 64px;
}

.history-card .card {
  padding: 48px;
  line-height: 1.9;
  font-size: 1.05rem;
}

.history-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 20px;
  color: var(--text-primary);
}

.history-content h3:first-of-type {
  margin-top: 0;
}

.history-content > p {
  margin-bottom: 40px;
}

.values-inline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 20px;
}

.value-item {
  padding: 24px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.value-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.value-item h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 12px;
  color: var(--text-primary);
  text-align: center;
}

.value-item p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

.vision-mission-card {
  max-width: 900px;
  margin: 0 auto 64px;
}

.vision-mission-card .card {
  padding: 48px;
}

.vision-mission-card .page__intro {
  margin-bottom: 0;
}

.vision-mission-content {
  text-align: left;
  max-width: 800px;
  margin: 0 auto;
}

.vision-mission-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 32px 0 16px;
  color: var(--text-primary);
}

.vision-mission-content h3:first-of-type {
  margin-top: 0;
}

.vision-mission-content p {
  margin-bottom: 32px;
  line-height: 1.8;
}

.vision-mission-content p:last-child {
  margin-bottom: 0;
}

.strategy-section {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.strategy-unified {
  padding: 40px;
}

.strategy-unified .strategy-center-basics {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.strategy-unified .strategy-principles {
  padding: 0;
}

.strategy-unified .strategy-principles h3 {
  margin-top: 0;
  margin-bottom: 32px;
}

.strategy-center-basics {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  padding: 0;
  align-items: center;
}

.strategy-center-item {
  text-align: center;
  padding: 0;
  border-radius: 0;
  background: transparent;
  border-right: 1px solid rgba(0, 0, 0, 0.1);
  padding-right: 32px;
}

.strategy-center-item h3 {
  color: var(--text-primary);
  font-size: 1.4rem;
  margin-bottom: 16px;
  font-weight: 700;
}

.strategy-center-item p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin: 0;
}

.strategy-basics-item {
  padding: 0;
  padding-left: 32px;
  border-radius: 0;
  background: transparent;
}

.strategy-basics-item h3 {
  font-size: 1.4rem;
  margin-bottom: 20px;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
}

.strategy-basics-item ul {
  padding: 0;
  margin: 0;
  list-style: none;
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
}

.strategy-basics-item li {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
}

.strategy-principles {
  grid-column: 1 / -1;
  padding: 32px;
}

.strategy-principles h3 {
  font-size: 1.3rem;
  margin-bottom: 32px;
  font-weight: 700;
  text-align: center;
  color: var(--text-primary);
}

.strategy-principles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.strategy-principle-item {
  padding: 24px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.8);
  transition: transform 0.3s ease, background 0.3s ease;
}

.strategy-principle-item:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 1);
}

.strategy-principle-item h4 {
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--accent);
  font-weight: 600;
  text-align: center;
}

.strategy-principle-item p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
  text-align: center;
}

.card {
  border-radius: 24px;
  padding: 32px;
  border: 1px solid rgba(0, 0, 0, 0.04);
  background: var(--bg-base);
  box-shadow: var(--shadow-soft);
}

.card--soft {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(6px);
}

.values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin-top: 64px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.values > h2 {
  grid-column: 1 / -1;
  text-align: center;
  margin-bottom: 48px;
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 500;
  color: var(--text-primary);
}

.values article {
  padding: 32px;
  border-radius: 20px;
  background: var(--bg-base);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.values article:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.values article h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--text-primary);
}

.values article p {
  line-height: 1.8;
  color: var(--text-secondary);
  margin: 0;
}

.collections {
  display: grid;
  gap: 64px;
  max-width: 1200px;
  margin: 0 auto;
}

.collection-category {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.collection-category__title {
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin: 0;
}

.industry-selector-section {
  max-width: 1200px;
  margin: 0 auto 48px;
  text-align: center;
}

.industry-selector {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 20px;
  background: var(--bg-muted);
  border-radius: 24px;
  flex-wrap: wrap;
}

.industry-selector__label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
}

.industry-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.industry-button {
  padding: 12px 28px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 999px;
  background: var(--bg-base);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.industry-button:hover:not(.active) {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(201, 160, 80, 0.2);
}

.industry-button:active {
  transform: translateY(0);
}

.industry-button.active {
  background: var(--text-primary) !important;
  color: #fff !important;
  border-color: var(--text-primary) !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

.industry-button.active:hover {
  background: var(--text-primary) !important;
  color: #fff !important;
  border-color: var(--text-primary) !important;
  transform: translateY(-2px);
}

.collection-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.collection-gallery__item {
  aspect-ratio: 4 / 3;
  border-radius: 24px;
  overflow: hidden;
  background: var(--bg-muted);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  min-height: 280px;
}

.collection-gallery__item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-soft);
}

.collection-gallery__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.collection-gallery__item:empty::before {
  content: "图片占位";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--text-secondary);
  font-size: 0.9rem;
  background: var(--bg-muted);
}

.collection-card {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: stretch;
  border-radius: 30px;
  padding: 40px;
  background: var(--bg-muted);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.collection-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-soft);
}

.collection-card__media {
  border-radius: 20px;
  background: linear-gradient(135deg, #fdf8f0, #ece6de);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.collection-card__content ul {
  padding-left: 20px;
  color: var(--text-secondary);
}

.workflow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto 64px;
}

.workflow__item {
  display: flex;
  flex-direction: column;
  border-radius: 24px;
  background: var(--bg-base);
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: var(--shadow-soft);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

.workflow__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.workflow__image-wrapper {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-muted);
}

.workflow__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.workflow__content {
  padding: 32px;
}

.workflow__icon {
  display: inline-flex;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-weight: 600;
  font-size: 1.2rem;
}

.workflow__item h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--text-primary);
}

.workflow__item p {
  line-height: 1.8;
  color: var(--text-secondary);
  margin: 0;
}

.video-section {
  max-width: 1000px;
  margin: 64px auto 0;
  padding: 0 5vw;
}

.video-container {
  position: relative;
  width: 100%;
  border-radius: 24px;
  overflow: hidden;
  background: var(--bg-muted);
  box-shadow: var(--shadow-soft);
  aspect-ratio: 16 / 9;
}

.factory-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.materials h2 {
  font-size: 1.6rem;
  margin-bottom: 24px;
}

.company-image-section {
  max-width: 1200px;
  margin: 0 auto 64px;
}

.company-image-wrapper {
  width: 100%;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: var(--bg-muted);
  aspect-ratio: 16 / 9;
}

.company-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.contact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.form-section {
  margin-top: 60px;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  padding: 40px;
  border-radius: 28px;
  background: var(--bg-muted);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-group--full {
  grid-column: 1 / -1;
}

input,
select,
textarea {
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 14px 20px;
  font: inherit;
  background: #fff;
  transition: border 0.2s ease;
}

textarea {
  border-radius: 24px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
}

[data-animate] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-animate].is-visible .values article {
  animation: fadeInUp 0.6s ease forwards;
}

[data-animate].is-visible .values article:nth-child(2) {
  animation-delay: 0.1s;
}

[data-animate].is-visible .values article:nth-child(3) {
  animation-delay: 0.2s;
}

[data-animate].is-visible .values article:nth-child(4) {
  animation-delay: 0.3s;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .nav__toggle {
    display: flex;
  }

  .tab-buttons {
    gap: 12px;
    margin-bottom: 32px;
  }

  .tab-button {
    padding: 12px 24px;
    font-size: 0.95rem;
  }

  .tab-content-wrapper {
    min-height: 300px;
  }

  .strategy-unified {
    padding: 32px 24px;
  }

  .strategy-unified .strategy-center-basics {
    margin-bottom: 32px;
    padding-bottom: 32px;
  }

  .gallery-container {
    margin: 60px auto 48px;
  }

  .gallery-carousel {
    gap: 12px;
    margin: 32px 0;
  }

  .gallery-nav {
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
  }

  .gallery-image-wrapper {
    border-radius: 16px;
  }

  .gallery-title {
    font-size: 1.2rem;
    padding: 12px 0;
  }

  .gallery-dots {
    margin-top: 24px;
    gap: 10px;
  }

  .nav__links {
    position: fixed;
    inset: 0 auto auto 0;
    width: 100%;
    padding: 120px 24px 40px;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.97);
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.1);
  }

  .nav__links.is-open {
    transform: translateY(0);
  }

  .hero {
    gap: 40px;
  }

  .collection-card {
    padding: 28px;
  }

  .collections {
    gap: 48px;
  }

  .collection-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .collection-category__title {
    font-size: 1.8rem;
  }

  .workflow {
    gap: 24px;
    margin-bottom: 48px;
  }

  .workflow__item {
    padding: 0;
  }

  .workflow__content {
    padding: 24px;
  }

  .video-section {
    margin: 48px auto 0;
  }

  .video-container {
    border-radius: 20px;
  }

  .industry-selector {
    flex-direction: column;
    gap: 16px;
    padding: 20px;
  }

  .industry-buttons {
    width: 100%;
    flex-direction: column;
  }

  .industry-button {
    width: 100%;
  }

  .company-image-section {
    margin-bottom: 48px;
  }

  .company-image-wrapper {
    border-radius: 20px;
  }

  .contact-form {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .page__intro {
    margin-bottom: 48px;
  }

  .values {
    gap: 24px;
    margin-top: 48px;
  }

  .values article {
    padding: 24px;
  }

  .history-card .card {
    padding: 32px 24px;
  }

  .values-inline {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .value-item {
    padding: 20px;
  }

  .vision-mission-card .card {
    padding: 32px 24px;
  }

  .strategy-center-basics {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 32px 24px;
  }

  .strategy-center-item {
    border-right: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding-right: 0;
    padding-bottom: 24px;
    margin-bottom: 24px;
  }

  .strategy-basics-item {
    padding-left: 0;
    padding-top: 0;
  }

  .strategy-basics-item ul {
    flex-direction: column;
    gap: 12px;
    align-items: center;
  }

  .strategy-principles {
    padding: 32px 24px;
  }

  .strategy-principles-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

@media (max-width: 600px) {
  .hero__cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .page {
    padding-top: 120px;
    padding-bottom: 60px;
  }

  .page__intro {
    margin-bottom: 40px;
  }

  .page__intro h1,
  .page__intro h2 {
    font-size: 1.8rem;
  }

  .values {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .values > h2 {
    font-size: 1.6rem;
    margin-bottom: 32px;
  }

  .grid--split {
    grid-template-columns: 1fr;
  }

  .strategy-center {
    padding: 32px 24px;
  }

  .strategy-basics {
    padding: 24px;
  }

  .strategy-principles .grid {
    grid-template-columns: 1fr;
  }

  .vision-mission-card {
    margin-bottom: 40px;
  }

  .vision-mission-card .card {
    padding: 32px 20px;
  }

  .company-image-section {
    margin-bottom: 40px;
  }

  .company-image-wrapper {
    border-radius: 16px;
  }

  .values-inline {
    gap: 16px;
  }

  .value-item {
    padding: 16px;
  }

  .strategy-center-basics {
    padding: 24px 20px;
  }

  .strategy-center-item {
    padding-bottom: 20px;
    margin-bottom: 20px;
  }

  .strategy-basics-item {
    padding-left: 0;
  }

  .strategy-center-item h3,
  .strategy-basics-item h3 {
    font-size: 1.2rem;
  }

  .strategy-principles {
    padding: 24px 20px;
  }

  .strategy-principles h3 {
    font-size: 1.2rem;
    margin-bottom: 24px;
  }

  .strategy-principles-grid {
    gap: 16px;
  }

  .strategy-principle-item {
    padding: 20px;
  }

  .collections {
    gap: 40px;
  }

  .collection-gallery {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .collection-category__title {
    font-size: 1.6rem;
  }

  .industry-selector-section {
    margin-bottom: 32px;
  }

  .industry-selector {
    padding: 16px;
    gap: 12px;
  }

  .industry-selector__label {
    font-size: 0.95rem;
  }

  .industry-button {
    font-size: 0.95rem;
    padding: 10px 20px;
  }

  .collection-gallery {
    gap: 20px;
  }

  .collection-gallery__item {
    min-height: 200px;
  }

  .workflow {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 40px;
  }

  .workflow__item {
    padding: 0;
  }

  .workflow__content {
    padding: 20px;
  }

  .workflow__icon {
    width: 48px;
    height: 48px;
    font-size: 1rem;
    margin-bottom: 16px;
  }

  .workflow__item h2 {
    font-size: 1.2rem;
  }

  .video-section {
    margin: 40px auto 0;
    padding: 0 4vw;
  }

  .video-container {
    border-radius: 16px;
  }

  .tab-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .tab-button {
    width: 100%;
    text-align: center;
  }

  .tab-content-wrapper {
    min-height: 250px;
  }

  .strategy-unified {
    padding: 24px 20px;
  }

  .strategy-unified .strategy-center-basics {
    grid-template-columns: 1fr;
    gap: 0;
    margin-bottom: 24px;
    padding-bottom: 24px;
  }

  .strategy-unified .strategy-center-item {
    border-right: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding-right: 0;
    padding-bottom: 24px;
    margin-bottom: 24px;
  }

  .strategy-unified .strategy-basics-item {
    padding-left: 0;
  }

  .gallery-container {
    margin: 40px auto 32px;
  }

  .gallery-carousel {
    gap: 8px;
    margin: 24px 0;
  }

  .gallery-nav {
    width: 36px;
    height: 36px;
    font-size: 1.3rem;
  }

  .gallery-image-wrapper {
    border-radius: 12px;
  }

  .gallery-title {
    font-size: 1.1rem;
    padding: 10px 0;
  }

  .gallery-dots {
    margin-top: 20px;
    gap: 8px;
  }

  .gallery-dot {
    width: 10px;
    height: 10px;
  }

  .gallery-dot.active {
    width: 24px;
  }
}