:root {
  --kolma-bg: #0b1220;
  --kolma-panel: #111b2e;
  --kolma-border: #1f2a3f;
  --kolma-text: #e8edf7;
  --kolma-muted: #9aa4b5;
  --kolma-accent: #39ff14;
  --kolma-accent-dim: #2bbf0f;
}

html {
  scroll-behavior: smooth;
}

body.kolma-body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  letter-spacing: 0.01em;
  background: var(--kolma-bg);
  color: var(--kolma-text);
}

.kolma-header {
  background: rgba(11, 18, 32, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: none;
  box-shadow: none;
}

.kolma-brand {
  padding-top: 0.1rem;
  padding-bottom: 0.1rem;
  line-height: 1;
}

.kolma-logo {
  display: block;
  height: 48px;
  width: auto;
  max-width: min(280px, 62vw);
  object-fit: contain;
  object-position: left center;
  filter: drop-shadow(0 0 12px rgba(57, 255, 20, 0.14));
  transition: filter 0.2s ease, transform 0.2s ease;
}

.kolma-brand:hover .kolma-logo,
.kolma-brand:focus-visible .kolma-logo {
  filter: drop-shadow(0 0 16px rgba(57, 255, 20, 0.3));
}

@media (max-width: 575.98px) {
  .kolma-logo {
    height: 40px;
    max-width: min(240px, 70vw);
  }
}

.navbar-dark .nav-link {
  color: var(--kolma-muted) !important;
}

.navbar-dark .nav-link:hover,
.navbar-dark .nav-link:focus {
  color: var(--kolma-text) !important;
}

@media (max-width: 991.98px) {
  #navMain {
    position: static;
    margin-top: 0.5rem;
    margin-left: auto;
    width: min(15rem, calc(100vw - 1.5rem));
    padding: 0.55rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(8, 14, 26, 0.96);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.42);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }

  #navMain .navbar-nav {
    margin-left: 0;
    width: 100%;
    align-items: flex-start !important;
    gap: 0.15rem;
  }

  #navMain .nav-link {
    width: 100%;
    text-align: left;
    padding: 0.5rem 0.55rem;
    border-radius: 8px;
    font-size: 1.05rem;
  }

  #navMain .nav-link:hover,
  #navMain .nav-link:focus {
    background: rgba(255, 255, 255, 0.06);
  }

  #navMain .nav-item.ms-lg-2 {
    margin-left: 0 !important;
    margin-top: 0.35rem;
    width: 100%;
  }

  #navMain .btn {
    align-self: flex-start;
    width: 100%;
    min-height: 2.7rem;
  }
}

.text-accent {
  color: var(--kolma-accent) !important;
}

.btn-accent {
  background: var(--kolma-accent);
  color: #06110a !important;
  border: none;
  font-weight: 600;
}

.btn-accent:hover {
  background: var(--kolma-accent-dim);
  color: #06110a !important;
}

.btn-outline-light {
  border-color: var(--kolma-border);
  color: var(--kolma-text);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--kolma-border);
  color: var(--kolma-text);
}

.kolma-hero-site {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

/* 与顶栏 nav 使用同一 .container，左右边线与菜单对齐 */
.kolma-hero {
  min-height: clamp(20rem, 38vw, 30rem);
  display: flex;
  align-items: center;
  position: relative;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.18);
  border-radius: 16px;
  overflow: hidden;
}

.kolma-hero-carousel {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.kolma-hero-carousel .carousel-inner,
.kolma-hero-carousel .carousel-item {
  height: 100%;
  min-height: 100%;
}

.kolma-hero-carousel .carousel-item {
  position: relative;
}

/* 桌面 / 移动端轮播切换（两套 carousel 背景使用不同图片） */
.kolma-hero-carousel--desktop {
  display: block;
}

.kolma-hero-bg {
  position: absolute;
  inset: 0;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center center;
  filter: saturate(1.06) contrast(1.04) brightness(1.05);
  background-color: #121c2e;
}

.kolma-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  /* 整体提亮：压低蒙层不透明度，保留左侧略深以利文案对比 */
  background: linear-gradient(
    100deg,
    rgba(5, 8, 15, 0.58) 0%,
    rgba(5, 8, 15, 0.46) 22%,
    rgba(5, 8, 15, 0.34) 40%,
    rgba(5, 8, 15, 0.22) 56%,
    rgba(5, 8, 15, 0.14) 72%,
    rgba(5, 8, 15, 0.08) 100%
  );
}

/* 超宽横幅（如证书长条图）：放大裁切，视觉上去掉两侧大留白；后台图片路径不变 */
.kolma-hero-bg--tight-crop {
  transform: none;
  transform-origin: center center;
}

.kolma-hero-content {
  z-index: 2;
  width: 100%;
  padding-top: 1.25rem;
  padding-bottom: 2.5rem;
  padding-left: clamp(0.75rem, 2vw, 1.75rem);
  padding-right: clamp(0.75rem, 1.8vw, 1.5rem);
  pointer-events: none;
}

.kolma-hero-copy {
  /* 文案区无玻璃蒙版，直接叠在轮播/背景上 */
  transform: translateX(0);
  max-width: min(31rem, 100%);
  padding: 1rem 0.85rem;
  border-radius: 0;
  background: transparent;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  pointer-events: auto;
}

.kolma-hero-kicker {
  font-size: 0.72rem;
  line-height: 1.35;
}

.kolma-hero-title {
  font-size: clamp(1.45rem, 2.2vw + 1rem, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.55);
}

.kolma-hero-lead {
  font-size: clamp(0.98rem, 0.35vw + 0.92rem, 1.08rem);
  line-height: 1.62;
  color: rgba(236, 241, 250, 0.92) !important;
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.5);
}

.kolma-hero-cta {
  width: 100%;
  max-width: 20rem;
  min-height: 3.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
}

.kolma-hero-indicators {
  margin-bottom: 0.5rem;
  z-index: 3;
}

.kolma-hero-indicators [data-bs-target] {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  margin: 0 0.35rem;
  padding: 0;
  box-sizing: content-box;
  background-color: rgba(255, 255, 255, 0.38);
  border: 1px solid rgba(255, 255, 255, 0.4);
  opacity: 0.95;
  transition: transform 0.15s ease, background-color 0.15s ease;
}

.kolma-hero-indicators [data-bs-target]:hover {
  transform: scale(1.15);
  background-color: rgba(255, 255, 255, 0.55);
}

.kolma-hero-indicators .active {
  background-color: var(--kolma-accent);
  border-color: rgba(57, 255, 20, 0.6);
}

.kolma-hero-control {
  width: min(12%, 3.5rem);
  z-index: 3;
  opacity: 0.85;
}

.kolma-hero-control:hover,
.kolma-hero-control:focus {
  opacity: 1;
}

.kolma-hero .carousel-control-prev-icon,
.kolma-hero .carousel-control-next-icon {
  filter: invert(1) drop-shadow(0 0 4px rgba(0, 0, 0, 0.5));
}

@media (max-width: 991.98px) {
  /* 平板及以下无首屏大图：渐变底 + kicker / 标题 / 副标题 / CTA（轮播隐藏） */
  .kolma-hero {
    min-height: 0;
    align-items: stretch;
    box-shadow: 0 6px 22px rgba(0, 0, 0, 0.12);
    /* 较 :root 面板色略提亮，仅作用于首屏无大图时 */
    background: linear-gradient(165deg, #1e3048 0%, #141f34 58%);
  }

  .kolma-hero-copy {
    max-width: min(100%, 26rem);
    padding: 1.1rem 1.2rem;
    border-radius: 0;
    transform: none;
    background: transparent;
    border: none;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .kolma-hero-kicker {
    font-size: 0.68rem;
  }

  .kolma-hero-title {
    font-size: clamp(1.35rem, 4.2vw + 0.65rem, 2.15rem);
  }

  .kolma-hero-lead {
    font-size: clamp(0.95rem, 1.1vw + 0.88rem, 1.06rem);
  }

  .kolma-hero-content {
    padding-top: 1.35rem;
    padding-bottom: 2.5rem;
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  .kolma-hero-carousel--desktop {
    display: none !important;
  }

  .kolma-hero .carousel-control-prev,
  .kolma-hero .carousel-control-next {
    display: none;
  }
}

@media (max-width: 767.98px) {
  .kolma-hero {
    min-height: 0;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    border-radius: 12px;
  }

  .kolma-hero-copy {
    transform: none !important;
    max-width: none;
    width: 100%;
    padding: 1.05rem 0.2rem;
    border-radius: 0;
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }

  .kolma-hero-kicker {
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-shadow: 0 1px 18px rgba(0, 0, 0, 0.5);
  }

  .kolma-hero-title {
    font-size: clamp(1.28rem, 5.2vw + 0.5rem, 1.95rem);
    line-height: 1.18;
  }

  .kolma-hero-lead {
    font-size: clamp(0.94rem, 2.4vw + 0.78rem, 1.05rem);
    line-height: 1.58;
  }

  .kolma-hero-cta {
    width: 100%;
    max-width: none;
    min-height: 3.25rem;
    font-size: 1.08rem;
  }

  .kolma-hero-content {
    padding-top: 1rem;
    padding-bottom: max(1.5rem, env(safe-area-inset-bottom, 0px));
  }
}

@media (max-width: 767.98px) and (orientation: landscape) {
  .kolma-hero {
    min-height: 0;
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
  }

  .kolma-hero-content {
    padding-top: 0.65rem;
    padding-bottom: max(1rem, env(safe-area-inset-bottom, 0px));
  }

  .kolma-hero-copy {
    transform: none !important;
    padding: 0.75rem 0.2rem;
    border-radius: 0;
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }

  .kolma-hero-title {
    font-size: clamp(1.15rem, 3.5vw + 0.45rem, 1.5rem);
    margin-bottom: 0.5rem !important;
  }

  .kolma-hero-lead {
    font-size: 0.88rem;
    margin-bottom: 0.65rem !important;
  }

  .kolma-hero-cta {
    min-height: 2.75rem;
    font-size: 1rem;
  }
}

@media (min-width: 768px) {
  .kolma-hero-cta {
    width: auto;
    min-height: 2.85rem;
    font-size: 1rem;
  }
}

@media (min-width: 992px) {
  .kolma-hero {
    border-radius: 18px;
    min-height: clamp(24rem, 40vw, 34rem);
    aspect-ratio: 2.35 / 1;
  }
}

.letter-spacing {
  letter-spacing: 0.12em;
}

.bg-alt {
  background: #0a0f1a;
}

.kolma-card {
  background: var(--kolma-panel);
  border: 1px solid var(--kolma-border);
  border-radius: 10px;
}

.kolma-trustbar {
  border: 1px solid var(--kolma-border);
  background: rgba(17, 27, 46, 0.85);
  border-radius: 12px;
  padding: 0.75rem;
}

.kolma-trustbar-label {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--kolma-muted);
  margin-bottom: 0.55rem;
}

.kolma-trustbar-track {
  display: flex;
  gap: 0.6rem;
  overflow-x: auto;
  padding-top: 0.2rem;
  padding-bottom: 0.2rem;
  scroll-behavior: auto;
  scrollbar-width: none;
}

.kolma-trustbar-track::-webkit-scrollbar {
  display: none;
}

.kolma-trustbar-item {
  min-width: 122px;
  height: 86px;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  background: rgba(8, 14, 26, 0.7);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.kolma-trustbar-item:hover {
  border-color: rgba(57, 255, 20, 0.35);
  background: rgba(8, 14, 26, 0.9);
  box-shadow: inset 0 2px 0 rgba(57, 255, 20, 0.75);
}

.kolma-trustbar-item img {
  width: 96px;
  height: 64px;
  object-fit: contain;
}

.why-card {
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.why-card:hover {
  transform: translateY(-2px);
  border-color: rgba(57, 255, 20, 0.45);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
}

.why-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--kolma-accent);
  background: rgba(57, 255, 20, 0.08);
  border: 1px solid rgba(57, 255, 20, 0.35);
}

.why-head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.why-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.app-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  min-height: 230px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.app-card-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
  transition: transform 0.2s ease, filter 0.2s ease;
  filter: brightness(1.05) saturate(1.04);
}

.app-card-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  /* 底部略压暗以托住文字，整体比旧版更透、更亮 */
  background: linear-gradient(
    180deg,
    rgba(7, 11, 18, 0) 0%,
    rgba(7, 11, 18, 0.12) 42%,
    rgba(7, 11, 18, 0.38) 72%,
    rgba(7, 11, 18, 0.52) 100%
  );
}

.app-card-overlay .h3,
.app-card-overlay .h4,
.app-card-overlay .h5 {
  text-shadow: 0 1px 18px rgba(0, 0, 0, 0.45);
}

.app-card-overlay p.small {
  color: rgba(236, 241, 250, 0.94) !important;
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.5);
}

.app-card:hover .app-card-bg {
  transform: scale(1.07);
  filter: brightness(1.08) saturate(1.05);
}

.cert-wall-thumb {
  width: 100%;
  height: clamp(180px, 22vw, 260px);
  object-fit: contain;
  object-position: center;
  background: linear-gradient(180deg, rgba(16, 24, 40, 0.92) 0%, rgba(10, 16, 28, 0.95) 100%);
  padding: 0.35rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

a.product-detail-cert-link {
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

a.product-detail-cert-link:hover {
  border-color: rgba(57, 255, 20, 0.4);
  box-shadow: 0 0 0 1px rgba(57, 255, 20, 0.12);
}

/* stretched-link 的 ::after 为 absolute，须有限定宽高的定位父级，否则会相对视口铺满并盖住首页轮播等 */
.kolma-card:has(.stretched-link) {
  position: relative;
}

.kolma-footer {
  background: #070b12;
  border-top: 1px solid var(--kolma-border);
  color: var(--kolma-muted);
}

.kolma-footer .link-light {
  color: var(--kolma-text) !important;
  text-decoration: none;
}

.kolma-footer .link-light:hover {
  color: var(--kolma-accent) !important;
}

.kolma-wa {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 52px;
  height: 52px;
  border-radius: 999px;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  z-index: 1040;
}

.kolma-wa:hover {
  color: #fff;
  filter: brightness(1.05);
}

.object-fit-cover {
  object-fit: cover;
}

/* 列表/首页产品缩略图：完整显示主体，避免 cover 裁切过狠 */
.object-fit-contain {
  object-fit: contain;
  object-position: center;
}

/*
 * 产品实拍常见竖版原图 1248×2811（约 1 : 2.25）。
 * 与 Bootstrap .ratio 配合：padding-top = 高/宽，使容器比例与原图一致，object-fit: contain 时画面占满框、少留白。
 */
.ratio-product-portrait {
  --bs-aspect-ratio: calc(2811 / 1248 * 100%);
}

/* 产品详情页主图：限制高度，避免竖版原图把页面拉得过长；点击仍可看大图弹窗 */
.product-detail-main-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 220px;
  max-height: min(68vh, 560px);
  padding: 0.5rem;
  box-sizing: border-box;
}

.product-detail-main-visual--empty {
  min-height: min(40vh, 280px);
  max-height: min(68vh, 560px);
}

.product-detail-main-img {
  max-width: 100%;
  max-height: min(68vh, 560px);
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  vertical-align: middle;
}

@media (min-width: 992px) {
  .product-detail-main-visual,
  .product-detail-main-visual--empty {
    max-height: min(72vh, 600px);
  }

  .product-detail-main-img {
    max-height: min(72vh, 600px);
  }
}

/* 详情页底部小缩略图：同比例小格，避免 4:3 强裁竖图 */
.product-gallery-thumb {
  display: block;
  width: 3.6rem;
  height: 3.1rem;
  object-fit: contain;
  background: #f8fafc;
  border-radius: 0.35rem;
  padding: 0.15rem;
}

.product-thumb-strip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.product-thumb-track {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  flex: 1 1 auto;
  min-width: 0;
}

.product-thumb-track .thumb {
  flex: 0 0 auto;
  background: #f8fafc;
  border-color: rgba(148, 163, 184, 0.55) !important;
  border-radius: 0.45rem;
  overflow: hidden;
}

.product-thumb-track .thumb:hover,
.product-thumb-track .thumb:focus-visible {
  border-color: rgba(59, 130, 246, 0.75) !important;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.18);
}

.product-thumb-nav {
  flex: 0 0 auto;
  line-height: 1;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.product-detail-tabs {
  border-bottom-color: var(--kolma-border);
}

.product-detail-tabs .nav-link {
  color: var(--kolma-muted);
}

.product-detail-tabs .nav-link.active {
  color: var(--kolma-text);
  background-color: rgba(17, 24, 39, 0.9);
  border-color: var(--kolma-border) var(--kolma-border) transparent;
}

.product-detail-tab-content {
  border-top-left-radius: 0;
}

/*
 * 产品列表 / 首页精选：缩略区 600×800 比例（随列宽缩放，不单独放大到 600px）；图 contain 不裁切。
 */
.product-tile--list-catalog {
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.product-tile--list-catalog:hover,
.product-tile--list-catalog:focus-within {
  border-color: rgba(96, 165, 250, 0.42);
  box-shadow:
    0 0 0 1px rgba(96, 165, 250, 0.2),
    0 10px 28px rgba(0, 0, 0, 0.22);
  background-color: rgba(20, 35, 58, 0.55);
}

.product-list-grid > .col,
.featured-products-grid > .col {
  min-width: 0;
}

.product-tile-catalog-visual {
  flex: 0 0 auto;
  width: 100%;
  padding: 0.5rem 0.35rem 0.35rem;
}

@media (min-width: 992px) {
  .product-tile-catalog-visual {
    padding: 0.65rem 0.5rem 0.4rem;
  }
}

.product-tile-catalog-frame {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  aspect-ratio: 600 / 800;
  padding: 0.35rem;
  background: #fff;
  border-radius: 8px;
  box-shadow:
    0 2px 14px rgba(0, 0, 0, 0.14),
    0 0 0 1px rgba(0, 0, 0, 0.08);
  box-sizing: border-box;
}

.product-tile-catalog-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
}

.product-tile-catalog-body {
  max-width: 100%;
  min-width: 0;
}

.border-accent {
  border-color: var(--kolma-accent) !important;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table th,
.spec-table td {
  border: 1px solid var(--kolma-border);
  padding: 0.6rem 0.75rem;
  text-align: left;
}

.spec-table th {
  width: 38%;
  color: var(--kolma-muted);
  font-weight: 500;
}

/* 页面正文、视频说明等后台富文本输出 */
.content-html a {
  color: var(--kolma-accent);
}
.content-html img,
.content-html video,
.content-html iframe {
  max-width: 100%;
  height: auto;
}

/* 产品详情页：富文本内媒体与上方图库同宽铺满，避免横幅两侧留空 */
.product-detail-tab-content .product-detail-rich img,
.product-detail-tab-content .product-detail-rich video,
.product-detail-tab-content .product-detail-rich iframe {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}
.content-html p {
  margin-bottom: 0.5rem;
}
.content-html p:last-child {
  margin-bottom: 0;
}
.content-html ul,
.content-html ol {
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
}
.video-desc-html p {
  margin-bottom: 0.35rem;
}
.video-desc-html p:last-child {
  margin-bottom: 0;
}

.breadcrumb-item a {
  color: var(--kolma-accent);
  text-decoration: none;
}

.breadcrumb-item.active {
  color: var(--kolma-muted);
}

.product-tile:hover .tile-short {
  display: none;
}

.product-tile:hover .tile-hover {
  display: block !important;
}

@media (min-width: 992px) {
  .product-tile .tile-hover {
    display: none !important;
  }
}

@media (max-width: 991.98px) {
  .product-tile .tile-hover {
    display: none !important;
  }
}

/* Admin: 左侧菜单 + 右侧内容 */
.admin-shell {
  background: var(--kolma-bg);
}

.admin-sidebar {
  background: #070b12;
  border-right: 1px solid var(--kolma-border);
  min-height: 100vh;
}

@media (max-width: 767.98px) {
  .admin-sidebar {
    min-height: auto;
    border-right: none;
    border-bottom: 1px solid var(--kolma-border);
  }
}

.admin-main {
  background: var(--kolma-bg);
  min-width: 0;
}

.admin-nav-link {
  display: block;
  padding: 0.55rem 0.75rem;
  color: var(--kolma-muted);
  text-decoration: none;
  border-radius: 8px;
  font-size: 0.92rem;
  transition: background 0.15s ease, color 0.15s ease;
}

.admin-nav-link:hover {
  color: var(--kolma-text);
  background: rgba(255, 255, 255, 0.06);
}

.admin-nav-link.active {
  color: #06110a;
  background: var(--kolma-accent);
  font-weight: 600;
}

.admin-sidebar-brand a:hover {
  color: var(--kolma-accent) !important;
}

.admin-content .form-label {
  font-size: 0.9rem;
  color: #c9d2e2;
}

.admin-input {
  min-height: 2.55rem;
  border-radius: 8px;
}

.admin-inline-form .btn {
  min-height: 2.55rem;
  border-radius: 8px;
}

.admin-users-page .kolma-card {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.admin-user-row {
  background: linear-gradient(180deg, rgba(17, 27, 46, 0.96) 0%, rgba(14, 22, 38, 0.96) 100%);
}

.admin-password-grid {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.5rem;
}

@media (max-width: 1399.98px) {
  .admin-password-grid {
    grid-template-columns: 1fr 1fr;
  }

  .admin-password-grid .btn {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

@media (max-width: 767.98px) {
  .admin-content {
    padding: 0.95rem !important;
  }

  .admin-users-page .h4 {
    margin-bottom: 0.75rem !important;
  }

  .admin-password-grid {
    grid-template-columns: 1fr;
  }

  .admin-password-grid .btn {
    width: 100%;
  }
}