@import url('base/reset.css');
@import url('base/variables.css');
@import url('base/typography.css');
@import url('components/buttons.css');
@import url('components/nav.css');
@import url('animations/scroll-reveal.css');

/* ========================================
   LAYOUT UTILITIES
   ======================================== */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding-left: var(--section-px);
  padding-right: var(--section-px);
}

.container-narrow {
  max-width: var(--content-narrow);
  margin: 0 auto;
  padding-left: var(--section-px);
  padding-right: var(--section-px);
}

.section {
  padding-top: var(--section-py);
  padding-bottom: var(--section-py);
}

.section-header {
  margin-bottom: var(--space-7);
}

.section-label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
}

/* ========================================
   HERO SECTION — 全屏大图
   ======================================== */
.hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.06);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(42, 42, 53, 0.75) 0%,
    rgba(42, 42, 53, 0.35) 40%,
    rgba(42, 42, 53, 0.1) 70%,
    transparent 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: var(--space-8) var(--section-px);
  max-width: none;
  margin: 0;
  width: 100%;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3.2vw, 3.25rem);
  font-weight: 600;
  line-height: var(--leading-tight);
  letter-spacing: 0;
  color: #FAF7F4;
  margin-bottom: var(--space-2);
  text-shadow: 0 2px 16px rgba(0,0,0,0.28);
  max-width: none;
  padding-left: 0;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.4vw, 1.2rem);
  font-weight: 400;
  line-height: var(--leading-relaxed);
  color: rgba(250, 247, 244, 0.82);
  margin-bottom: var(--space-4);
  max-width: 520px;
  text-shadow: 0 1px 8px rgba(0,0,0,0.22);
}

.hero__cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
}

/* ========================================
   PRODUCTS SECTION — Edge to Edge Images
   ======================================== */
.products {
  background: var(--bg-secondary);
}

/* 产品网格 — 3 列竖卡（与作品区一致，2 行 × 3 个） */
.products__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.25rem, 2.2vw, 2.25rem);
  width: 70vw;
  max-width: var(--content-max);
  margin: var(--space-6) auto 0;
  padding-inline: 0;
}

.product-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}

.product-card-compact {
  width: 100%;
  overflow: hidden;
  text-align: left;
  background: var(--bg-secondary);
}

.product-card-compact__image {
  overflow: hidden;
  line-height: 0;
}

.product-card-compact__image img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center;
  transform: scale(1.10);
  transition: transform 700ms var(--ease-out-quart);
}

.product-item:hover .product-card-compact__image img {
  transform: scale(1.09);
}

.product-card-compact__body {
  padding: 10px clamp(10px, 1.2vw, 18px) 0;
}

.product-card-compact__tag {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--accent-orange);
  margin-bottom: 3px;
}

.product-card-compact__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-snug);
  color: var(--text-primary);
}

.product-card-compact__sub {
  font-family: var(--font-body);
  font-size: clamp(0.82rem, 0.76rem + 0.2vw, 0.95rem);
  line-height: 1.4;
  color: var(--text-primary);
  margin-top: 0;
}

/* 产品详情页 — 规格参数表 */
.product-spec {
  max-width: var(--content-max);
  margin: 0 0 var(--space-8);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.product-spec__title {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.product-spec__list {
  max-width: 760px;
}

.product-spec__row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-light);
}

.product-spec__row:last-child {
  border-bottom: none;
}

.product-spec__row dt {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.product-spec__row dd {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--text-primary);
}

.case-detail__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin-top: var(--space-2);
}

/* ========================================
   BRAND STORY SECTION
   ======================================== */
.brand-story {
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

/* 品牌故事收紧节奏：标题、大图、正文依次衔接 */
.brand-story > .container > .section-header {
  margin-bottom: var(--space-6);
}

/* ========================================
   品牌故事主视觉 — 通栏大图
   ======================================== */
.story-hero {
  overflow: hidden;
  margin-bottom: var(--space-8);
  line-height: 0;
  min-height: 420px;
}

.story-hero img {
  width: 100%;
  height: clamp(420px, 62vh, 760px);
  object-fit: cover;
  object-position: center;
  display: block;
  transform: scale(1.04);
  transition: transform 1.2s var(--ease-out-quart), filter 1.2s var(--ease-out-quart);
  filter: saturate(0.88);
}

.story-hero:hover img {
  transform: scale(1.07);
  filter: saturate(1);
}

/* ========================================
   品牌故事正文 — 两段话 · 窄栏左对齐
   ======================================== */
.story-copy {
  max-width: 560px;
  margin: 0 auto 0 0;
}

.story-copy__lead {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  line-height: var(--leading-relaxed);
  color: var(--text-primary);
  margin-bottom: var(--space-5);
}

.story-copy__body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 520px;
}

/* ========================================
   厂牌名片 — OSKO 出自 VINOPRO
   ======================================== */
.story-brand {
  display: grid;
  grid-template-columns: 45% 55%;
  gap: var(--space-7);
  align-items: center;
  max-width: var(--content-max);
  margin: var(--space-8) auto 0;
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-light);
}

.story-brand__media {
  overflow: hidden;
  line-height: 0;
}

.story-brand__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center;
  display: block;
  transform: scale(1.06);
}

.story-brand__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  max-width: 560px;
}

.story-brand__label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--accent-orange);
  margin-bottom: var(--space-3);
}

.story-brand__text {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.story-brand__meta {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* ========================================
   厂牌签名 — 一行小字
   ======================================== */
.story-brand--compact {
  display: block;
  margin-top: var(--space-8);
  padding: var(--space-4) 0 0;
  border-top: 1px solid var(--border-light);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.story-row--legacy {
  display: none;
}

/* ========================================
   故事行 — 图文交错，编号节奏（保留备用）
   ======================================== */
.story-row {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: var(--space-7);
  align-items: center;
  max-width: var(--content-max);
  margin: 0 auto var(--space-8);
}

.story-row--reverse {
  grid-template-columns: 45% 55%;
}

.story-row--reverse .story-row__media {
  order: 2;
}

.story-row__media {
  overflow: hidden;
  line-height: 0;
}

.story-row__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center;
  display: block;
  transform: scale(1.06);
  transition: transform 600ms var(--ease-out-quart);
}

.story-row__media:hover img {
  transform: scale(1.06);
}

.story-row__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  max-width: 520px;
}

.story-row--reverse .story-row__content {
  justify-self: end;
  align-items: flex-start;
  text-align: left;
}

.story-row__index {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  color: var(--accent-orange);
  margin-bottom: var(--space-3);
}

.story-row__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  font-weight: 600;
  line-height: var(--leading-snug);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.story-row__body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 460px;
}

/* ========================================
   DESIGN PHILOSOPHY SECTION — Asymmetric focus
   ======================================== */

.design {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

/* Single horizontal line */
.design::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border-light);
}

.design__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  max-width: var(--content-max);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.design-item {
  padding: var(--space-6) var(--space-5);
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: flex-start;
}

.design-item:first-child {
  grid-column: span 3;
  border-top: none;
  border-bottom: 1px solid var(--border-light);
  flex-direction: row;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-7) var(--space-6);
}

.design-item:first-child .design-item__number {
  font-size: clamp(5rem, 8vw, 10rem);
  opacity: 0.12;
  min-width: auto;
  line-height: 1;
}

.design-item:first-child .design-item__title {
  font-size: clamp(1.75rem, 2.5vw, 2.5rem);
}

.design-item:first-child .design-item__desc {
  max-width: 480px;
  font-size: var(--text-base);
}

.design-item:nth-child(2),
.design-item:nth-child(3),
.design-item:nth-child(4) {
  border-top: none;
}

.design-item:nth-child(2),
.design-item:nth-child(3) {
  border-right: 1px solid var(--border-light);
}

.design-item__number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: 1;
  color: var(--accent-orange);
  opacity: 0.4;
  flex-shrink: 0;
  min-width: 48px;
}

.design-item__content {
  flex: 1;
}

.design-item__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.design-item__desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 360px;
}

.design-item:hover .design-item__number {
  opacity: 1;
  transition: opacity 300ms var(--ease-out-quart);
}

.design__divider {
  max-width: var(--content-max);
  margin: var(--space-8) auto 0;
  height: 1px;
  background: var(--border-light);
}

.design__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-7);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-light);
  max-width: var(--content-max);
  margin-left: auto;
  margin-right: auto;
}

.design__stat {
  text-align: center;
}

.design__stat-value {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--accent-orange);
  line-height: var(--leading-tight);
  font-variant-numeric: lining-nums tabular-nums;
}

.design__stat-label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: var(--space-2);
}

/* ========================================
   GALLERY SECTION — Fullscreen carousel
   ======================================== */
.gallery {
  background: var(--bg-primary);
  padding-top: var(--section-py);
  padding-bottom: var(--section-py);
  position: relative;
  overflow: hidden;
}

/* Single decorative line */
.gallery::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border-light);
}

.gallery__carousel {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: var(--space-4) max(calc((100vw - var(--content-max)) / 2 + var(--section-px)), var(--section-px));
  scroll-padding: 0 max(calc((100vw - var(--content-max)) / 2 + var(--section-px)), var(--section-px));
}

.gallery__carousel::-webkit-scrollbar {
  display: none;
}

.gallery__wrap {
  position: relative;
}

.gallery__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: rgba(42, 42, 53, 0.5);
  color: var(--text-on-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 200ms var(--ease-out-quart),
              transform 200ms var(--ease-out-quart);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.gallery__btn:hover {
  background: rgba(42, 42, 53, 0.8);
  transform: translateY(-50%) scale(1.1);
}

.gallery__btn:active {
  transform: translateY(-50%) scale(0.95);
}

.gallery__btn--prev {
  left: max(12px, calc((100vw - var(--content-max)) / 2 + var(--section-px) - 56px));
}

.gallery__btn--next {
  right: max(12px, calc((100vw - var(--content-max)) / 2 + var(--section-px) - 56px));
}

.gallery__btn svg {
  width: 20px;
  height: 20px;
}

@media (max-width: 768px) {
  .gallery__btn {
    display: none;
  }
}

.gallery__slide {
  flex: 0 0 auto;
  width: min(calc(var(--content-max) - 2 * var(--section-px)), 92vw);
  scroll-snap-align: center;
  transition: transform 720ms var(--ease-out-quart),
              opacity 720ms var(--ease-out-quart);
  transform: scale(0.96);
  opacity: 0.7;
  cursor: pointer;
  will-change: transform, opacity;
}

.gallery__carousel--animating .gallery__slide,
.gallery__carousel--animating .gallery__image,
.gallery__carousel--animating .gallery__image img {
  pointer-events: none;
}

.gallery__slide--active {
  transform: scale(1);
  opacity: 1;
  z-index: 2;
}

.gallery__slide--active .gallery__image {
  transform-style: preserve-3d;
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1),
              box-shadow 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  box-shadow: 0 4px 20px rgba(42, 42, 53, 0.08);
}

.gallery__slide--active:hover .gallery__image {
  box-shadow: 0 16px 48px rgba(42, 42, 53, 0.18);
}

.gallery__slide--breathe .gallery__image img {
  animation: breathe 0.52s ease-out;
}

@keyframes breathe {
  0% { transform: scale(1); }
  45% { transform: scale(1.015); }
  100% { transform: scale(1); }
}

.gallery__image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  transform-style: preserve-3d;
}

.gallery__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.06);
  transition: transform 400ms var(--ease-out-quart);
  transform-style: preserve-3d;
  will-change: transform;
}

.gallery__slide:hover .gallery__image img {
  transform: scale(1.06);
}

@media (max-width: 768px) {
  .gallery__carousel {
    padding: var(--space-4) 7.5vw;
    scroll-padding: 0 7.5vw;
  }
  .gallery__slide {
    width: 85vw;
    transform: scale(0.95);
  }
  .gallery__btn {
    display: none;
  }
}

/* 轮播指示点 */
.gallery__dots {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.gallery__dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border-radius: 50%;
  background: var(--border-medium);
  transition: background 300ms var(--ease-out-quart);
}

.gallery__dot:hover {
  background: var(--text-muted);
}

.gallery__dot.is-active {
  background: var(--accent-orange);
  animation: dotPulse 2.4s var(--ease-out-quart) infinite;
}

@keyframes dotPulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(196, 93, 58, 0.35);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(196, 93, 58, 0);
  }
}

/* ========================================
   落地案例卡片流 — Poliform 式资讯卡片
   ======================================== */
.cases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.case-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}

.case-item__enter {
  display: flex;
  justify-content: center;
  margin-top: var(--space-2);
}

.case-item__enter .btn-text {
  padding: var(--space-1) 0;
}

.case-card {
  position: relative;
  overflow: hidden;
  width: 100%;
  text-align: left;
  background: var(--bg-secondary);
}

.case-card__image {
  overflow: hidden;
  line-height: 0;
}

.case-card__image img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center;
  transform: scale(1.07);
  transition: transform 700ms var(--ease-out-quart);
}

.case-card:hover .case-card__image img {
  transform: scale(1.05);
}

.case-card__body {
  padding: var(--space-3) var(--space-2) var(--space-2);
}

.case-card__tag {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--accent-orange);
  margin-bottom: var(--space-1);
}

.case-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-snug);
  color: var(--text-primary);
}

.case-card__desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cases__more {
  display: flex;
  justify-content: center;
  margin-top: var(--space-7);
}

.cases__more-btn {
  min-width: 220px;
}

.cases__more-btn:disabled {
  opacity: 0.4;
  cursor: default;
}

/* ========================================
   作品详情页 — Poliform 风格项目页
   ======================================== */
.case-detail {
  width: 100%;
}

.case-detail__backbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding: var(--space-3) 0;
  background: rgba(250, 247, 244, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-light);
}

.case-detail__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  transition: color 200ms var(--ease-out-quart);
  white-space: nowrap;
  flex-shrink: 0;
}

.case-detail__back:hover {
  color: var(--accent-orange);
}

.case-detail__backbar-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.case-detail__hero {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  margin-bottom: var(--space-7);
}

.case-detail__hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.10);
  display: block;
}

.case-detail__head {
  display: block;
  margin-bottom: var(--space-7);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--border-light);
}

.case-detail__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 600;
  line-height: var(--leading-snug);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.case-detail__tag {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--accent-orange);
  margin-bottom: var(--space-3);
}

.case-detail__meta {
  border-left: 1px solid var(--border-light);
  padding-left: var(--space-5);
}

.case-detail__meta dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-4);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
}

.case-detail__meta dt {
  color: var(--text-muted);
  white-space: nowrap;
}

.case-detail__meta dd {
  color: var(--text-primary);
}

.case-detail__body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 760px;
  margin-bottom: var(--space-8);
}

/* 详情页：正文左 + 3:4 主图右 */
.case-detail__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 42%);
  gap: var(--space-8);
  align-items: start;
  margin-bottom: var(--space-8);
}

.case-detail__maincol {
  min-width: 0;
}

.case-detail__mainimg {
  position: sticky;
  top: var(--space-6);
  aspect-ratio: 3 / 4;
  overflow: hidden;
  line-height: 0;
}

.case-detail__mainimg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.case-detail__body p {
  margin-bottom: var(--space-4);
}

.case-detail__gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  grid-auto-flow: row dense;
  margin-bottom: var(--space-8);
}

.case-detail__gallery img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  object-position: center;
  background: var(--color-surface, #f3efe9);
}

/* 智能混合网格：竖图占半宽、两两成对；横图/方图占满整行 */
.case-detail__gallery img.is-landscape {
  grid-column: span 2;
}

.case-detail__spec {
  border-top: 1px solid var(--border-light);
  padding-top: var(--space-5);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
  max-width: 760px;
}

.case-detail__list {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-light);
}

.case-detail__list-title {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

/* 一排 6 个分页缩略图 */
.case-detail__pages {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-light);
}

.case-detail__pages-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.case-detail__pages-title {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-right: auto;
}

.case-detail__pages-count {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.case-detail__pages-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  transition: border-color 200ms var(--ease-out-quart),
              color 200ms var(--ease-out-quart),
              background 200ms var(--ease-out-quart);
}

.case-detail__pages-btn svg {
  transition: transform 200ms var(--ease-out-quart);
}

.case-detail__pages-btn--prev:hover:not(:disabled) svg {
  transform: translateX(-2px);
}

.case-detail__pages-btn--next:hover:not(:disabled) svg {
  transform: translateX(2px);
}

.case-detail__pages-btn:hover:not(:disabled) {
  border-color: var(--accent-orange);
  color: var(--accent-orange);
  background: rgba(196, 93, 58, 0.06);
}

.case-detail__pages-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.case-detail__pages-track {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-3);
}

/* 切页动画 — 整排按方向滑入 */
.case-detail__pages-track.page-slide-next {
  animation: pageSlideNext 0.55s var(--ease-out-quart);
}

.case-detail__pages-track.page-slide-prev {
  animation: pageSlidePrev 0.55s var(--ease-out-quart);
}

@keyframes pageSlideNext {
  from { opacity: 0.3; transform: translateX(28px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes pageSlidePrev {
  from { opacity: 0.3; transform: translateX(-28px); }
  to { opacity: 1; transform: translateX(0); }
}

/* 单个缩略图交错淡入 */
.case-detail__pages-item.page-item-in {
  animation: pageItemIn 0.5s var(--ease-out-quart) both;
}

@keyframes pageItemIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.case-detail__pages-item {
  display: block;
}

.case-detail__pages-img {
  display: block;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  margin-bottom: var(--space-2);
  outline: 2px solid transparent;
  outline-offset: -2px;
  transition: outline-color 300ms var(--ease-out-quart);
}

.case-detail__pages-item.is-active .case-detail__pages-img {
  outline-color: var(--accent-orange);
}

.case-detail__pages-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.08);
  display: block;
  transition: transform 500ms var(--ease-out-quart);
}

.case-detail__pages-item:hover .case-detail__pages-img img {
  transform: scale(1.10);
}

.case-detail__pages-name {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--text-primary);
  line-height: var(--leading-snug);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 1024px) {
  .case-detail__layout {
    grid-template-columns: 1fr;
  }
  .case-detail__mainimg {
    position: static;
    aspect-ratio: 3 / 4;
    max-width: 480px;
  }
}

@media (max-width: 768px) {
  .case-detail__head {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .case-detail__meta {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border-light);
    padding-top: var(--space-4);
  }
  .case-detail__gallery {
    grid-template-columns: 1fr;
  }
  .case-detail__pages-track {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Case detail lightbox */
.lightbox__meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-5) var(--space-6);
  background: linear-gradient(to top, rgba(42, 42, 53, 0.85), transparent);
  color: #FAF7F4;
  text-align: left;
}

.lightbox__meta-tag {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--accent-orange);
  margin-bottom: var(--space-1);
}

.lightbox__meta-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.lightbox__meta-desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: rgba(250, 247, 244, 0.85);
  max-width: 560px;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

/* Subtle top line */
.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border-light);
}

.contact__content {
  max-width: var(--content-narrow);
  margin: 0;
  position: relative;
  z-index: 1;
}

.contact__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

.contact__form {
  max-width: 560px;
  margin: 0 0 var(--space-6) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-align: left;
}

.contact__field label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  color: var(--text-muted);
}

.contact__field input,
.contact__field textarea {
  font-family: var(--font-body);
  font-size: var(--text-base);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color 200ms var(--ease-out-quart),
              box-shadow 200ms var(--ease-out-quart);
}

.contact__field input:focus,
.contact__field textarea:focus {
  outline: none;
  border-color: var(--accent-orange);
  box-shadow: 0 0 0 3px var(--accent-orange-subtle);
}

.contact__field textarea {
  min-height: 120px;
  resize: vertical;
}

.contact__field input::placeholder,
.contact__field textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.contact__submit {
  margin-top: var(--space-2);
  width: fit-content;
}

.coming-soon {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--border-light);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.coming-soon__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-orange);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact__item {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-secondary);
}

.contact__item strong {
  color: var(--text-primary);
  font-weight: 500;
}

.contact__item a {
  color: var(--accent-orange);
  transition: color 200ms var(--ease-out-quart);
}

.contact__item a:hover {
  color: var(--accent-orange-dark);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--text-primary);
  color: var(--text-on-dark);
  padding: var(--space-8) var(--section-px) var(--space-5);
}

.footer__container {
  max-width: var(--content-max);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-6);
  align-items: start;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__logo {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--text-on-dark);
}

.footer__slogan {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: rgba(250, 247, 244, 0.7);
  line-height: var(--leading-relaxed);
  max-width: 280px;
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: flex-start;
}

.footer__link {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: rgba(250, 247, 244, 0.8);
  transition: color 200ms var(--ease-out-quart);
}

.footer__link:hover {
  color: var(--accent-orange);
}

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: flex-end;
  text-align: right;
}

.footer__contact-line {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: rgba(250, 247, 244, 0.7);
}

.footer__contact-line a {
  color: inherit;
  text-decoration: none;
  transition: color 200ms var(--ease-out-quart);
}

.footer__contact-line a:hover {
  color: var(--accent-orange-subtle);
}

.footer__bottom {
  max-width: var(--content-max);
  margin: var(--space-6) auto 0;
  padding-top: var(--space-4);
  border-top: 1px solid rgba(250, 247, 244, 0.15);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: rgba(250, 247, 244, 0.5);
}

.footer__brandline {
  color: rgba(250, 247, 244, 0.45);
}

.footer__bottom a {
  color: inherit;
  text-decoration: none;
  transition: color 200ms var(--ease-out-quart);
}

.footer__bottom a:hover {
  color: var(--accent-orange-subtle);
}

/* ========================================
   LIGHTBOX
   ======================================== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(42, 42, 53, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms var(--ease-out-quart);
}

.lightbox--open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox__close {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  width: 48px;
  height: 48px;
  color: #FAF7F4;
  font-size: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 200ms;
}

.lightbox__close:hover {
  opacity: 1;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .story-hero { min-height: 0; }
  .story-hero img { height: clamp(280px, 48vh, 420px); }
  .story-copy { max-width: none; }
  .story-copy__body { max-width: none; }

  .hero__content {
    padding: var(--space-6) var(--section-px);
  }

  .hero__title {
    font-size: clamp(2.5rem, 7vw, 4rem);
  }

  .hero__cta {
    justify-content: flex-start;
  }

  .product-card {
    grid-template-columns: 1fr;
    gap: 0;
    width: auto;
    margin-left: 0;
    min-height: auto;
  }

  .product-card--reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .products__grid {
    width: 100%;
    margin-left: 0;
    padding-inline: var(--section-px);
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  .footer__container {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .footer__contact {
    align-items: flex-start;
    text-align: left;
  }

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

  .product-spec__row {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }

  .story-row {
    grid-template-columns: 1fr;
    gap: var(--space-5);
    margin: 0 0 var(--space-7);
  }

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

  .story-row--reverse .story-row__media {
    order: 0;
  }

  .story-row--reverse .story-row__content {
    justify-self: start;
  }

  .story-row__content {
    max-width: none;
  }

  .story-row__media img {
    height: auto;
  }

  .story-brand {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-top: var(--space-7);
    padding-top: var(--space-6);
  }

  .story-brand__content {
    max-width: none;
  }

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

  .design-item:first-child {
    grid-column: span 1;
    flex-direction: column;
    align-items: flex-start;
  }

  .design-item:first-child .design-item__number {
    font-size: var(--text-3xl);
    opacity: 0.4;
  }

  .design-item:first-child .design-item__title {
    font-size: var(--text-xl);
  }

  .design-item:nth-child(2),
  .design-item:nth-child(3) {
    border-right: none;
  }

  .design-item:nth-child(2) {
    border-top: 1px solid var(--border-light);
  }

  .design-item {
    padding: var(--space-5) var(--space-4);
  }

  .design__stats {
    flex-direction: column;
    gap: var(--space-5);
  }

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

@media (max-width: 640px) {
  .hero__title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .section-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }

  .design-item {
    flex-direction: column;
    gap: var(--space-3);
  }

  .design-item__number {
    font-size: var(--text-2xl);
    min-width: auto;
  }

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

  .products__grid {
    width: 100%;
    margin-left: 0;
    padding-inline: var(--section-px);
    grid-template-columns: 1fr;
  }
}

/* ========================================
   TOAST NOTIFICATION
   ======================================== */
.toast {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 3000;
  background: var(--text-primary);
  color: #FAF7F4;
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: transform 400ms var(--ease-out-quart),
              opacity 400ms var(--ease-out-quart);
  pointer-events: none;
  white-space: nowrap;
}

.toast--show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast--success {
  background: var(--color-success);
}

.toast--error {
  background: var(--color-error);
}

/* ========================================
   IMAGE LOADING PLACEHOLDER
   ======================================== */
.img-placeholder {
  background: linear-gradient(
    90deg,
    var(--bg-secondary) 25%,
    var(--bg-tertiary) 50%,
    var(--bg-secondary) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.img-placeholder img {
  opacity: 0;
  transition: opacity 400ms var(--ease-out-quart);
}

.img-placeholder img.loaded {
  opacity: 1;
}

/* ========================================
   HOVER LIFT — Product cards
   ======================================== */
.product-card-compact {
  transition: transform 0.4s var(--ease-out-quart), box-shadow 0.4s var(--ease-out-quart);
}

.product-item:hover .product-card-compact {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(42, 42, 53, 0.12);
  z-index: 2;
  position: relative;
}

/* Count-up numeric style */
.design__stat-value {
  font-variant-numeric: tabular-nums;
}