:root {
  --color-bg: #f5f5f7;
  --color-bg-alt: #fbfbfd;
  --color-surface: rgba(255, 255, 255, 0.78);
  --color-surface-solid: #ffffff;
  --color-surface-muted: #f0f2f5;
  --color-text: #1d1d1f;
  --color-text-soft: #424245;
  --color-muted: #6e6e73;
  --color-border: rgba(29, 29, 31, 0.08);
  --color-border-strong: rgba(29, 29, 31, 0.12);
  --color-accent: #0071e3;
  --color-accent-hover: #0077ed;
  --color-dark: #0e0e11;
  --color-dark-soft: #111114;
  --color-wood: #d2ab74;
  --color-wood-deep: #8d6b46;
  --shadow-soft: 0 10px 34px rgba(0, 0, 0, 0.06);
  --shadow-card: 0 18px 50px rgba(15, 23, 42, 0.08);
  --shadow-hero: 0 28px 80px rgba(0, 0, 0, 0.18);
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --max-width: 1240px;
  --header-h: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.96), rgba(245, 245, 247, 0.96) 56%),
    var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a:hover {
  text-decoration: none;
}

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

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 251, 253, 0.72);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(251, 251, 253, 0.84);
  border-bottom-color: rgba(29, 29, 31, 0.08);
  box-shadow: 0 6px 30px rgba(15, 23, 42, 0.06);
}

.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 18px;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  position: relative;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.logo__image {
  display: block;
  width: 96px;
  height: 60px;
  object-fit: contain;
}

.logo__mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.2), transparent 42%),
    linear-gradient(135deg, #1d1d1f 0%, #424245 100%);
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.18), 0 8px 24px rgba(0,0,0,0.16);
}

.nav-toggle {
  display: none;
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(29, 29, 31, 0.08);
  background: rgba(255, 255, 255, 0.8);
  color: var(--color-text);
  cursor: pointer;
}

.nav-main {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-main a {
  color: var(--color-text-soft);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.01em;
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  transition: color 0.24s ease, background 0.24s ease, transform 0.24s ease;
}

.nav-main a:hover,
.nav-main a.is-active {
  color: var(--color-text);
  background: rgba(29, 29, 31, 0.06);
}

.nav-main a.is-active {
  font-weight: 600;
}

.nav-dropdown {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-dropdown::after {
  content: "";
  position: absolute;
  top: 100%;
  left: -18px;
  right: -18px;
  height: 22px;
}

.nav-dropdown__trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.nav-dropdown__trigger::after {
  content: "▾";
  font-size: 11px;
  opacity: 0.7;
  transition: transform 0.24s ease, opacity 0.24s ease;
}

.nav-dropdown:hover .nav-dropdown__trigger::after,
.nav-dropdown:focus-within .nav-dropdown__trigger::after,
.nav-dropdown.is-open .nav-dropdown__trigger::after {
  opacity: 1;
  transform: rotate(180deg);
}

.nav-dropdown__panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  width: min(620px, 82vw);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-32%) translateY(10px);
  transition: opacity 0.24s ease, visibility 0.24s ease, transform 0.24s ease;
}

.nav-dropdown:hover .nav-dropdown__panel,
.nav-dropdown:focus-within .nav-dropdown__panel,
.nav-dropdown.is-open .nav-dropdown__panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-32%) translateY(0);
}

.nav-dropdown__menu {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 0;
  padding: 14px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(29, 29, 31, 0.08);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.14);
  backdrop-filter: blur(18px);
}

.nav-dropdown__tabs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-right: 14px;
  border-right: 1px solid rgba(29, 29, 31, 0.08);
}

.nav-dropdown__tab {
  border: none;
  background: transparent;
  color: var(--color-text-soft);
  text-align: left;
  padding: 12px 14px;
  border-radius: 18px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: background 0.24s ease, color 0.24s ease, transform 0.24s ease;
}

.nav-dropdown__tab:hover,
.nav-dropdown__tab.is-active {
  color: var(--color-text);
  background: rgba(29, 29, 31, 0.06);
}

.nav-dropdown__panes {
  min-width: 0;
  padding-left: 16px;
}

.nav-dropdown__pane {
  display: none;
}

.nav-dropdown__pane.is-active {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-content: start;
}

.nav-dropdown__link {
  display: flex;
  align-items: center;
  min-height: 50px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(29, 29, 31, 0.03);
  color: var(--color-text);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.35;
  transition: transform 0.24s ease, background 0.24s ease;
}

.nav-dropdown__link:hover {
  transform: translateY(-1px);
  background: rgba(0, 113, 227, 0.08);
}

.nav-dropdown__note {
  grid-column: 1 / -1;
  margin: 0;
  padding: 8px 4px 2px;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.7;
}

@media (max-width: 920px) {
  .nav-dropdown::after {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav-main {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 18px;
    right: 18px;
    padding: 14px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(29, 29, 31, 0.08);
    box-shadow: var(--shadow-soft);
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .nav-main a,
  .nav-dropdown__trigger {
    padding: 12px 14px;
    border-radius: 16px;
  }

  .nav-dropdown {
    flex-direction: column;
    align-items: stretch;
  }

  .nav-dropdown__panel {
    position: static;
    width: 100%;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    display: none;
    margin-top: 6px;
  }

  .nav-dropdown.is-open .nav-dropdown__panel {
    display: block;
  }

  .nav-dropdown__menu {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 12px;
    border-radius: 20px;
    background: rgba(29, 29, 31, 0.03);
    box-shadow: none;
  }

  .nav-dropdown__tabs {
    padding-right: 0;
    padding-bottom: 12px;
    border-right: 0;
    border-bottom: 1px solid rgba(29, 29, 31, 0.08);
  }

  .nav-dropdown__panes {
    padding-left: 0;
  }

  .nav-dropdown__pane.is-active {
    grid-template-columns: 1fr;
  }

  .nav-main.is-open {
    display: flex;
  }
}

/* Hero carousel */
.hero-carousel {
  position: relative;
  color: #fff;
  padding: 14px 16px 22px;
}

.hero-carousel__viewport {
  position: relative;
  overflow: hidden;
  min-height: 720px;
  border-radius: 34px;
  box-shadow: var(--shadow-hero);
  isolation: isolate;
}

.hero-carousel__track {
  position: relative;
  min-height: 720px;
}

@media (prefers-reduced-motion: reduce) {
  .hero-carousel__track,
  .hero-slide,
  .card-product,
  .project-item,
  .news-item {
    transition: none;
    animation: none;
  }
}

.hero-slide {
  position: absolute;
  inset: 0;
  padding: 120px 24px 134px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.85s ease, visibility 0.85s ease;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  transform: scale(1.02);
}

.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  animation: hero-zoom 12s ease-out forwards;
}

.hero-slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 5, 8, 0.12), rgba(5, 5, 8, 0.26)),
    radial-gradient(circle at 50% 10%, rgba(255,255,255,0.16), transparent 42%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.08) 0%, rgba(0, 0, 0, 0.52) 100%);
}

.hero-slide .hero__inner {
  position: relative;
  z-index: 1;
}

.hero-slide--a {
  background-image:
    linear-gradient(135deg, rgba(24, 24, 28, 0.14) 0%, rgba(24, 24, 28, 0.08) 100%),
    url("https://images.unsplash.com/photo-1513828583688-c52646db42da?auto=format&fit=crop&w=1800&q=80");
}

.hero-slide--b {
  background-image:
    linear-gradient(135deg, rgba(24, 24, 28, 0.1) 0%, rgba(24, 24, 28, 0.08) 100%),
    url("https://images.unsplash.com/photo-1504307651254-35680f356dfd?auto=format&fit=crop&w=1800&q=80");
}

.hero-slide--c {
  background-image:
    linear-gradient(135deg, rgba(24, 24, 28, 0.12) 0%, rgba(24, 24, 28, 0.08) 100%),
    url("https://images.unsplash.com/photo-1520607162513-77705c0f0d4a?auto=format&fit=crop&w=1800&q=80");
}

@keyframes hero-zoom {
  from {
    transform: scale(1.02);
  }
  to {
    transform: scale(1.08);
  }
}

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

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  margin-bottom: 16px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(14px);
  color: rgba(255, 255, 255, 0.92);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.hero-slide h1,
.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(2.65rem, 6vw, 5.2rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
  font-weight: 700;
}

.hero-slide p,
.hero p {
  margin: 0 auto 28px;
  max-width: 760px;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1.02rem, 2.2vw, 1.32rem);
  line-height: 1.55;
}

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

.hero__meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero__meta span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.88);
  font-size: 13px;
}

.hero-carousel__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
  color: #fff;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.24s ease, background 0.24s ease, border-color 0.24s ease;
}

.hero-carousel__arrow:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.22);
}

.hero-carousel__arrow--prev {
  left: 18px;
}

.hero-carousel__arrow--next {
  right: 18px;
}

.hero-carousel__dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  z-index: 2;
}

.hero-carousel__dot {
  width: 10px;
  height: 10px;
  border: none;
  padding: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.36);
  cursor: pointer;
  transition: transform 0.24s ease, background 0.24s ease;
}

.hero-carousel__dot:hover {
  background: rgba(255, 255, 255, 0.6);
}

.hero-carousel__dot.is-active {
  background: #fff;
  transform: scale(1.14);
}

@media (max-width: 768px) {
  .hero-carousel {
    padding-inline: 12px;
  }

  .hero-carousel__viewport,
  .hero-carousel__track {
    min-height: 560px;
    border-radius: 28px;
  }

  .hero-slide {
    padding: 86px 18px 110px;
  }

  .hero-carousel__arrow {
    width: 38px;
    height: 38px;
    font-size: 1.1rem;
  }

  .hero-carousel__arrow--prev {
    left: 10px;
  }

  .hero-carousel__arrow--next {
    right: 10px;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border: none;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: transform 0.24s ease, box-shadow 0.24s ease, background 0.24s ease, color 0.24s ease, border-color 0.24s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--accent {
  color: #fff;
  background: var(--color-accent);
  box-shadow: 0 10px 24px rgba(0, 113, 227, 0.28);
}

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

.btn--outline {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(14px);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.14);
}

.btn--danger {
  color: #fff;
  background: #ef4444;
  box-shadow: 0 10px 24px rgba(239, 68, 68, 0.28);
}

.btn--danger:hover {
  background: #dc2626;
}

/* Sections */
.section {
  padding: 100px 16px;
}

.section--alt {
  background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(250,250,252,0.96) 100%);
}

.section__head {
  max-width: 860px;
  margin: 0 auto 44px;
  text-align: center;
}

.section__head h2 {
  margin: 0 0 10px;
  color: var(--color-text);
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
}

.section__head p {
  margin: 0 auto;
  max-width: 720px;
  color: var(--color-muted);
  font-size: clamp(1rem, 1.8vw, 1.14rem);
}

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

/* Product grid */
.grid-products {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card-product {
  display: block;
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
  min-height: 420px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top, rgba(255,255,255,0.88), rgba(255,255,255,0.96) 45%),
    var(--color-surface-solid);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow-card);
  transition: transform 0.34s ease, box-shadow 0.34s ease, border-color 0.34s ease;
}

.card-product::after {
  content: "";
  position: absolute;
  inset: auto 18px 0;
  height: 80px;
  background: linear-gradient(180deg, rgba(255,255,255,0), rgba(255,255,255,0.96));
  pointer-events: none;
}

.card-product:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 64px rgba(15, 23, 42, 0.12);
  border-color: rgba(255, 255, 255, 0.94);
}

.card-product__media {
  position: relative;
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background:
    radial-gradient(circle at top, rgba(255,255,255,0.22), transparent 36%),
    linear-gradient(160deg, #1c1c20 0%, #6b5842 46%, #c7aa7b 100%);
}

.card-product__media::before {
  content: "";
  width: 72%;
  height: 72%;
  border-radius: 26px;
  background:
    linear-gradient(140deg, rgba(255,255,255,0.3), rgba(255,255,255,0.04)),
    linear-gradient(140deg, rgba(255,255,255,0.16), rgba(0,0,0,0.12));
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.24), 0 24px 48px rgba(0,0,0,0.18);
  transform: rotate(-10deg);
}

.card-product__media::after {
  content: "";
  position: absolute;
  inset: 16% 18%;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  transform: rotate(-10deg);
}

.card-product__media.has-image {
  color: transparent;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.card-product__media.has-image::before,
.card-product__media.has-image::after {
  opacity: 0;
}

.card-product__body {
  position: relative;
  z-index: 1;
  padding: 22px 24px 28px;
}

.card-product__body h3 {
  margin: 0 0 10px;
  color: var(--color-text);
  font-size: clamp(1.35rem, 2.2vw, 1.7rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.card-product__body p {
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.6;
}

/* Projects strip */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.project-item {
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px 18px;
  text-align: center;
  font-weight: 600;
  color: var(--color-text);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(29, 29, 31, 0.06);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(14px);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.project-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
}

/* About block */
.about-split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 40px;
  align-items: center;
}

.about-split__visual {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border-radius: 34px;
  display: grid;
  place-items: center;
  color: rgba(255,255,255,0.8);
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background:
    radial-gradient(circle at top left, rgba(255,255,255,0.18), transparent 38%),
    linear-gradient(160deg, #111114 0%, #2f3430 36%, #876646 100%);
  box-shadow: var(--shadow-card);
}

.about-split__visual::before {
  content: "";
  width: 64%;
  height: 64%;
  border-radius: 32px;
  transform: rotate(-12deg);
  background: linear-gradient(145deg, rgba(255,255,255,0.24), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.2), 0 30px 60px rgba(0,0,0,0.2);
}

.about-split__text h2 {
  margin: 0 0 14px;
  color: var(--color-text);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.about-split__text p {
  margin: 0 0 16px;
  color: var(--color-muted);
  font-size: 1.04rem;
}

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-weight: 600;
}

/* CTA band */
.cta-band {
  max-width: calc(var(--max-width) + 32px);
  margin: 0 auto 22px;
  padding: 96px 24px;
  border-radius: 36px;
  text-align: center;
  color: #fff;
  background:
    radial-gradient(circle at top, rgba(255,255,255,0.14), transparent 32%),
    linear-gradient(180deg, #101114 0%, #1f2530 100%);
  box-shadow: var(--shadow-card);
}

.cta-band h2 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.cta-band p {
  max-width: 680px;
  margin: 0 auto 26px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.04rem;
}

.cta-band .btn--accent {
  box-shadow: none;
}

/* Footer */
.site-footer {
  margin-top: 8px;
  padding: 36px 16px 24px;
  background: #f5f5f7;
  color: var(--color-muted);
  font-size: 13px;
  border-top: 1px solid rgba(29, 29, 31, 0.06);
}

.site-footer__grid {
  max-width: var(--max-width);
  margin: 0 auto 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 22px;
}

.site-footer h4 {
  margin: 0 0 12px;
  color: var(--color-text);
  font-size: 13px;
}

.site-footer p,
.site-footer li {
  color: var(--color-muted);
}

.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer li + li {
  margin-top: 8px;
}

.site-footer a {
  color: var(--color-text-soft);
}

.site-footer__bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 18px;
  border-top: 1px solid rgba(29, 29, 31, 0.06);
  color: var(--color-muted);
  font-size: 12px;
}

.site-footer__bottom a {
  color: inherit;
}

.site-footer__bottom:focus,
.site-footer__bottom:focus-visible {
  outline: none;
  box-shadow: none;
}

/* Page title */
.page-hero {
  padding: 60px 16px 26px;
}

.page-hero.page-hero--compact {
  padding: 34px 16px 16px;
}

.page-hero__inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 34px 28px;
  text-align: center;
  border-radius: 34px;
  background:
    radial-gradient(circle at top, rgba(255,255,255,0.86), rgba(255,255,255,0.96) 56%),
    var(--color-surface-solid);
  border: 1px solid rgba(255,255,255,0.72);
  box-shadow: var(--shadow-soft);
}

.page-hero h1 {
  margin: 0 0 10px;
  color: var(--color-text);
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.page-hero p {
  margin: 0 auto;
  max-width: 720px;
  color: var(--color-muted);
  font-size: clamp(1rem, 1.8vw, 1.12rem);
}

/* Forms */
.form-grid {
  display: grid;
  gap: 16px;
  max-width: 100%;
}

.form-row label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-text);
  font-size: 14px;
  font-weight: 600;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(29, 29, 31, 0.08);
  background: rgba(255,255,255,0.92);
  color: var(--color-text);
  outline: none;
  transition: border-color 0.24s ease, box-shadow 0.24s ease, background 0.24s ease;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: rgba(0, 113, 227, 0.36);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.12);
}

.form-row textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
  align-items: start;
}

.contact-layout > div {
  padding: 28px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(29, 29, 31, 0.06);
  box-shadow: var(--shadow-soft);
}

.info-list dt {
  margin-top: 16px;
  color: var(--color-text);
  font-weight: 600;
}

.info-list dt:first-child {
  margin-top: 0;
}

.info-list dd {
  margin: 6px 0 0;
  color: var(--color-muted);
}

/* News list */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.news-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 24px;
  align-items: start;
  padding: 26px 28px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(29, 29, 31, 0.06);
  box-shadow: var(--shadow-soft);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.news-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 52px rgba(15, 23, 42, 0.08);
}

.news-item__date {
  color: var(--color-accent);
  font-size: 13px;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.news-item h3 {
  margin: 0 0 8px;
  color: var(--color-text);
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.news-item p {
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
}

/* Table */
.table-wrap {
  overflow-x: auto;
  border-radius: 28px;
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(29, 29, 31, 0.06);
  box-shadow: var(--shadow-soft);
}

table.spec {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  color: var(--color-text);
}

table.spec th,
table.spec td {
  padding: 18px 22px;
  text-align: left;
  border-bottom: 1px solid rgba(29, 29, 31, 0.06);
}

table.spec th {
  background: rgba(245,245,247,0.9);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}

table.spec td {
  color: var(--color-text-soft);
  font-size: 15px;
}

table.spec tr:last-child td {
  border-bottom: none;
}

/* Helpers */
.page-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  margin-bottom: 14px;
  border-radius: var(--radius-pill);
  background: rgba(0, 113, 227, 0.08);
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 600;
}

@media (max-width: 900px) {
  .section {
    padding: 74px 16px;
  }

  .about-split,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .cta-band {
    margin-inline: 12px;
    border-radius: 28px;
    padding: 72px 20px;
  }
}

/* Integrated acoustic panel detail: equal-height two columns */
.acoustic-detail-layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: stretch;
}

.acoustic-detail-media {
  height: 100%;
  min-width: 0;
}

.acoustic-detail-image {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: var(--shadow-card);
}

.acoustic-detail-card {
  padding: 32px;
  height: 100%;
}

.acoustic-detail-card .product-detail-block {
  margin-top: 12px;
}

.acoustic-detail-card .product-detail-chips {
  gap: 8px;
}

.acoustic-detail-card .product-detail-chip {
  min-height: 34px;
  padding: 7px 10px;
  font-size: 13px;
}

@media (max-width: 900px) {
  .acoustic-detail-layout {
    grid-template-columns: 1fr;
    padding: 0 16px;
  }

  .acoustic-detail-image {
    min-height: 320px;
  }
}

/* WPC detail page: unified two-column card */
.wpc-detail {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

.wpc-detail__card {
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(29, 29, 31, 0.08);
  box-shadow: var(--shadow-card);
  padding: 28px;
}

.wpc-detail__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 32px;
  align-items: start;
}

.wpc-detail__media {
  min-width: 0;
}

.wpc-detail__image {
  width: 100%;
  height: 430px;
  object-fit: cover;
  border-radius: 24px;
}

.wpc-detail__content {
  min-width: 0;
}

.wpc-detail__title {
  margin: 10px 0 14px;
  font-size: 2rem;
  letter-spacing: -0.05em;
}

.wpc-detail__intro {
  margin: 0 0 12px;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.75;
}

.wpc-detail__tags {
  gap: 8px;
}

.wpc-detail__tags .product-detail-chip,
.wpc-detail__tags .category-chip {
  font-size: 13px;
  min-height: 34px;
  padding: 7px 10px;
}

.wpc-detail__cta {
  margin-top: 14px;
}

@media (max-width: 900px) {
  .wpc-detail {
    padding: 0 16px;
  }

  .wpc-detail__card {
    padding: 22px;
    border-radius: 24px;
  }

  .wpc-detail__grid {
    grid-template-columns: 1fr;
  }

  .wpc-detail__image {
    height: 320px;
  }
}

@media (max-width: 640px) {
  .top-bar {
    padding: 8px 12px;
  }

  .site-header__inner {
    padding-inline: 12px;
  }

  .logo {
    font-size: 0.95rem;
  }

  .section {
    padding-inline: 12px;
  }

  .page-hero,
  .hero-carousel,
  .site-footer {
    padding-inline: 12px;
  }

  .page-hero__inner,
  .contact-layout > div,
  .news-item {
    padding: 22px 20px;
    border-radius: 24px;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .card-product {
    min-height: 390px;
    border-radius: 28px;
  }

  .card-product__body {
    padding: 20px;
  }
}


.category-directory-section {
  padding-top: 36px;
}

.category-directory {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.category-directory__card,
.anchor-card {
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(29, 29, 31, 0.08);
  box-shadow: var(--shadow-card);
}

.category-directory__card {
  padding: 28px;
}

.anchor-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 0;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.anchor-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 113, 227, 0.16);
  box-shadow: 0 28px 60px rgba(15, 23, 42, 0.12);
}

.category-directory__label {
  margin-bottom: 14px;
  color: var(--color-text);
  font-size: 1.18rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.category-directory__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: rgba(29, 29, 31, 0.05);
  color: var(--color-text);
  font-size: 14px;
  font-weight: 500;
  transition: background 0.24s ease, transform 0.24s ease;
}

.category-chip:hover {
  background: rgba(0, 113, 227, 0.1);
  transform: translateY(-1px);
}

.category-directory__text {
  margin: 0;
  color: var(--color-muted);
}

.product-detail__left {
  display: grid;
  gap: 18px;
  align-content: start;
}

.product-detail__media-card {
  overflow: hidden;
}

.quick-params-card .page-label {
  margin-bottom: 10px;
}

.quick-params-card__title {
  margin: 0;
  color: var(--color-text);
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.quick-params-card__list {
  margin: 14px 0 0;
  display: grid;
  gap: 12px;
}

.quick-params-card__row {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
}

.quick-params-card__row dt {
  margin: 0;
  color: var(--color-text);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: -0.01em;
}

.quick-params-card__row dd {
  margin: 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.6;
}

.product-detail__content {
  margin-top: 6px;
  display: grid;
  gap: 12px;
}

.product-detail__subhead {
  margin: 6px 0 0;
  color: var(--color-text);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.product-detail__list {
  margin: 0;
  padding-left: 18px;
  color: var(--color-muted);
}

.product-detail__list li + li {
  margin-top: 8px;
}

.section--compact {
  padding-top: 24px;
}

.anchor-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.anchor-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #f2f3f5;
}

.anchor-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 28%, rgba(15,23,42,0.06) 100%),
    linear-gradient(180deg, rgba(12, 18, 28, 0) 42%, rgba(12, 18, 28, 0.22) 100%);
  pointer-events: none;
}

.anchor-card__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.anchor-card:hover .anchor-card__media img {
  transform: scale(1.04);
}

.anchor-card__body {
  padding: 22px 24px 24px;
}

.anchor-card h3 {
  margin: 0 0 10px;
  color: var(--color-text);
  font-size: 1.12rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.anchor-card p {
  margin: 0;
  color: var(--color-muted);
}

@media (max-width: 1100px) {
  .anchor-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .category-directory,
  .anchor-grid {
    grid-template-columns: 1fr;
  }

  .category-directory__card {
    padding: 22px;
    border-radius: 24px;
  }

  .anchor-card {
    border-radius: 24px;
  }

  .anchor-card__body {
    padding: 20px 20px 22px;
  }
}

/* detail page responsive */
@media (max-width: 900px){ .section .container[style*="grid-template-columns"]{ grid-template-columns: 1fr !important; } }

/* Header search & language switch */
.site-search {
  flex: 0 1 280px;
  max-width: 280px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(29, 29, 31, 0.09);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.7);
}

.site-search__input {
  width: 100%;
  min-width: 120px;
  border: 0;
  outline: 0;
  background: transparent;
  padding: 8px 8px 8px 12px;
  color: var(--color-text);
  font-size: 13px;
}

.site-search__input::placeholder { color: var(--color-muted); }

.site-search__button {
  border: 0;
  cursor: pointer;
  color: #fff;
  background: var(--color-accent);
  border-radius: var(--radius-pill);
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(29, 29, 31, 0.09);
}

.language-switch__btn {
  border: 0;
  cursor: pointer;
  border-radius: var(--radius-pill);
  padding: 7px 10px;
  background: transparent;
  color: var(--color-text-soft);
  font-size: 13px;
  font-weight: 600;
}

.language-switch__btn.is-active {
  color: #fff;
  background: var(--color-accent);
}

@media (max-width: 1100px) {
  .site-search { max-width: 210px; }
  .site-search__button { padding-inline: 10px; }
}

@media (max-width: 920px) {
  .site-header__inner { flex-wrap: wrap; padding-block: 8px; }
  .site-search { order: 3; flex: 1 1 100%; max-width: none; }
  .language-switch { margin-left: auto; }
}

/* Backend upload and dynamic product styles */
.admin-page {
  max-width: 1120px;
  margin: 96px auto 48px;
  padding: 0 24px;
  display: grid;
  gap: 24px;
}

.admin-panel {
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(15,23,42,.08);
  border-radius: 28px;
  padding: 28px;
  box-shadow: 0 22px 70px rgba(15,23,42,.08);
}

.admin-panel--hero {
  padding: 34px 30px;
}

.admin-panel h1 {
  margin: 8px 0 10px;
  font-size: clamp(2rem, 5vw, 3.8rem);
  letter-spacing: -.08em;
}

.admin-panel h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  letter-spacing: -.05em;
}

.admin-section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}

.admin-section-head p {
  margin: 0;
  max-width: 520px;
  color: #6b7280;
}

.admin-form {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.admin-form label {
  display: grid;
  gap: 8px;
  font-weight: 700;
  color: #1f2937;
}

.admin-form input, .admin-form textarea, .admin-form select {
  width: 100%;
  border: 1px solid rgba(15,23,42,.12);
  border-radius: 16px;
  padding: 13px 14px;
  background: rgba(248,250,252,.9);
  font: inherit;
  outline: none;
}

.admin-form input:focus, .admin-form textarea:focus, .admin-form select:focus {
  border-color: rgba(0,122,255,.55);
  box-shadow: 0 0 0 4px rgba(0,122,255,.10);
}

.admin-message { min-height: 24px; color: #007aff; font-weight: 700; }
.uploaded-products-section .empty-state, .empty-state { color: #6b7280; text-align: center; margin-top: 18px; }
.uploaded-products-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.uploaded-product-card { overflow: hidden; background: rgba(255,255,255,.92); border: 1px solid rgba(15,23,42,.08); border-radius: 26px; box-shadow: 0 18px 50px rgba(15,23,42,.08); }
.uploaded-product-card img, .uploaded-product-card__empty { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: grid; place-items: center; background: linear-gradient(135deg, #f3f4f6, #e5e7eb); color: #6b7280; font-weight: 800; }
.uploaded-product-card__body { padding: 18px; display: flex; flex-direction: column; gap: 10px; }
.uploaded-product-card small { color: #007aff; font-weight: 800; }
.uploaded-product-card h3 { margin: 8px 0 8px; font-size: 1.35rem; letter-spacing: -.04em; }
.uploaded-product-card p { color: #4b5563; line-height: 1.75; margin: 0 0 12px; }
.uploaded-product-card__body .btn { margin-top: auto; width: 100%; }
.uploaded-product-card pre { white-space: pre-wrap; margin: 12px 0 0; padding: 12px; border-radius: 14px; background: rgba(15,23,42,.04); color: #374151; font: inherit; line-height: 1.65; }
@media (max-width: 920px) { .uploaded-products-grid { grid-template-columns: 1fr; } .admin-page { margin-top: 84px; } .admin-section-head { flex-direction: column; align-items: start; } }
.news-item--dynamic { grid-template-columns: 110px minmax(0, 1fr); align-items: start; }
.news-item__cover { width: 180px; height: 124px; border-radius: 18px; object-fit: cover; box-shadow: 0 12px 30px rgba(15,23,42,.08); }
.news-item__body small { display: inline-flex; margin-bottom: 8px; color: #007aff; font-weight: 800; }
.news-item__detail { margin-top: 12px; color: #374151; line-height: 1.8; }
.news-item__detail summary { cursor: pointer; color: #0f172a; font-weight: 800; }
.news-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.news-gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 14px; }
@media (max-width: 760px) { .news-item--dynamic { grid-template-columns: 1fr; } .news-item__cover { width: 100%; height: auto; aspect-ratio: 16 / 9; } .news-gallery { grid-template-columns: 1fr; } }

/* News list: preview only (no inline full content, no cover) */
.news-item__link {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  color: inherit;
  text-decoration: none;
}

.news-item__cta {
  margin-top: 12px;
  width: fit-content;
}

.btn--sm {
  min-height: 40px;
  padding: 9px 16px;
  font-size: 14px;
}

@media (max-width: 760px) {
  .news-item__link {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* News detail page */
.news-detail {
  max-width: 980px;
}

.news-detail__card {
  padding: 28px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(29, 29, 31, 0.06);
  box-shadow: var(--shadow-soft);
}

.news-detail__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.news-detail__date {
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 600;
}

.news-detail__title {
  margin: 0 0 14px;
  color: var(--color-text);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.news-detail__content {
  color: var(--color-text-soft);
  line-height: 1.9;
  font-size: 15px;
}

.news-detail__gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 14px 0 18px;
}

.news-detail__gallery img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: 0 12px 30px rgba(15,23,42,.08);
}

.news-detail__actions {
  margin-top: 18px;
}

@media (max-width: 760px) {
  .news-detail__card {
    padding: 22px 20px;
    border-radius: 24px;
  }

  .news-detail__gallery {
    grid-template-columns: 1fr;
  }
}

/* Product detail layout (equal-height two columns) */
.product-detail-layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 32px;
  align-items: stretch;
}

.product-detail-layout--with-params {
  grid-template-areas:
    "media content"
    "params params";
}

.product-detail-layout--with-params .product-detail-media {
  grid-area: media;
  min-width: 0;
}

.product-detail-layout--with-params .product-detail-col--right {
  grid-area: content;
}

.product-detail-layout--with-params .quick-params-card {
  grid-area: params;
}

.product-detail-col {
  height: 100%;
}

.product-detail-col--left {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 100%;
}

.product-detail__media-card,
.quick-params-card,
.product-detail-col--right {
  border-radius: 24px;
  box-shadow: var(--shadow-card);
}

.product-detail__media-card {
  overflow: hidden;
  flex: 0 0 auto;
}

.product-detail__media-card .anchor-card__media {
  aspect-ratio: auto;
  height: 280px;
}

.product-detail__media-card .anchor-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* When params are placed in a second row, let media stretch to match the content column height */
.product-detail-layout--with-params .product-detail__media-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.product-detail-layout--with-params .product-detail__media-card .anchor-card__media {
  height: 100%;
  min-height: 520px;
}

.quick-params-card {
  flex: 1 1 auto;
  padding: 22px;
  display: flex;
  flex-direction: column;
}

.quick-params-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.quick-params-card__title {
  margin: 0;
  color: var(--color-text);
  font-size: 1.15rem;
  letter-spacing: -0.03em;
}

.quick-params-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  align-content: start;
}

.quick-param {
  padding: 12px 12px;
  border-radius: 18px;
  background: rgba(29, 29, 31, 0.03);
  border: 1px solid rgba(29, 29, 31, 0.06);
}

.quick-param__label {
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.quick-param__value {
  margin-top: 6px;
  color: var(--color-text);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.45;
}

.product-detail-col--right {
  padding: 26px;
  display: flex;
  flex-direction: column;
}

.product-detail-intro {
  margin: 0 0 12px;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.75;
}

.product-detail-block {
  margin-top: 10px;
}

.product-detail-block__title {
  margin: 0 0 10px;
  color: var(--color-text);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: -0.01em;
}

.product-detail-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-detail-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  background: rgba(0, 113, 227, 0.08);
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 700;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.scenario-card {
  border-radius: 18px;
  background: rgba(29, 29, 31, 0.03);
  border: 1px solid rgba(29, 29, 31, 0.06);
  padding: 12px;
}

.scenario-card__title {
  color: var(--color-text);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: -0.01em;
}

.scenario-card__meta {
  margin-top: 6px;
  color: var(--color-muted);
  font-size: 12px;
  line-height: 1.55;
}

.product-detail-note {
  margin: 12px 0 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.7;
}

.product-detail-cta {
  margin-top: auto;
  padding-top: 14px;
}

.product-detail-cta__hint {
  margin: 0 0 14px;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.7;
}

/* Compact layout (SPC): top aligned, content-sized card */
.product-detail-section {
  padding-block: clamp(52px, 6vw, 86px);
}

.product-detail-layout--compact {
  max-width: 1200px;
  align-items: start;
}

.product-detail-layout--compact .product-detail-col {
  height: auto;
}

.product-detail-layout--compact .product-detail-col--right {
  display: block;
  padding: 24px;
}

.product-detail-layout--compact .product-detail-intro {
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 14px;
}

.product-detail-layout--compact .product-detail-block {
  margin-top: 12px;
}

.product-detail-layout--compact .product-detail-chips {
  gap: 8px;
}

.product-detail-layout--compact .product-detail-chip {
  min-height: 34px;
  padding: 7px 11px;
  font-size: 12.5px;
}

.product-detail-layout--compact .product-detail-cta {
  margin-top: 14px;
  padding-top: 0;
}

.product-detail-layout--compact .product-detail-cta__hint {
  margin-bottom: 12px;
  font-size: 14px;
  line-height: 1.75;
}

.product-detail-pill {
  padding: 5px 10px;
  font-size: 12px;
  margin-bottom: 12px;
  border-radius: var(--radius-pill);
}

.product-detail-title {
  margin: 0 0 10px;
  color: var(--color-text);
  font-size: 2.15rem;
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.product-detail-layout--spc .product-detail__media-card .anchor-card__media {
  height: 420px;
}

@media (max-width: 900px) {
  .product-detail-layout {
    grid-template-columns: 1fr;
    padding: 0 16px;
  }

  .product-detail-layout--with-params {
    grid-template-areas:
      "media"
      "content"
      "params";
  }

  .product-detail-layout--with-params .product-detail__media-card .anchor-card__media {
    min-height: 320px;
  }

  .quick-params-grid {
    grid-template-columns: 1fr;
  }

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