:root {
  --ds-blue: #2853b2;
  --ds-blue-dark: #17367d;
  --ds-blue-soft: #edf3ff;
  --ds-ink: #101b36;
  --ds-text: #43506a;
  --ds-line: #dce4f2;
  --ds-white: #fff;
}

/* Homepage section main titles */
.h_banner .ds_product_sidebar h2,
.h_banner .ds_product_intro h3,
.h_banner .ds_solution_sidebar h2,
.h_banner .ds_solution_head h2,
.h_banner .ds_section_head h2,
.h_banner .custom_service_title h2,
.h_banner .why_choose_head h2,
.h_banner .h_program .pub_h2 .h2span1,
.h_banner .h_program .pub_h2_3 .h2span1 {
  color: var(--ds-blue) !important;
  -webkit-text-stroke: 0 !important;
}

/* Homepage navigation always uses the Desheng light brand system. */
body .h_banner nav,
body nav.cusPro_nav,
body nav.nav_footer,
body nav.nav_footer.nav_on,
body nav.nav_footer.nav_on2 {
  background: rgba(255, 255, 255, 0.96) !important;
  border-bottom: 1px solid rgba(21, 51, 113, 0.1) !important;
  box-shadow: 0 8px 28px rgba(31, 57, 112, 0.06);
  backdrop-filter: blur(14px);
}

body nav.cusPro_nav .xs,
body nav.nav_footer .xs { display: block !important; }
body nav.cusPro_nav .yc,
body nav.nav_footer .yc { display: none !important; }
body nav.cusPro_nav .nav > ul > li > a > .img1,
body nav.nav_footer .nav > ul > li > a > .img1 { display: block !important; }
body nav.cusPro_nav .nav > ul > li > a > .img2,
body nav.nav_footer .nav > ul > li > a > .img2 { display: none !important; }
body nav.cusPro_nav .nav > ul > li > a > p,
body nav.nav_footer .nav > ul > li > a > p { color: var(--ds-ink) !important; }
body nav.cusPro_nav .nav_rcd .nav_rcd_eng,
body nav.cusPro_nav .nav_rcd_navr p,
body nav.nav_footer .nav_rcd .nav_rcd_eng,
body nav.nav_footer .nav_rcd_navr p { color: #2853b2 !important; }
body nav.cusPro_nav svg path,
body nav.nav_footer svg path { fill: var(--ds-ink) !important; }
body nav.cusPro_nav .nav_rr_i i,
body nav.nav_footer .nav_rr_i i { background: #2853b2 !important; }
body nav .nav > ul > li > a > p::after { background: var(--ds-blue) !important; }
body nav .nav > ul > li > a:hover p,
body nav .nav > ul > .on > a p { color: var(--ds-blue) !important; }
body nav .nav_rcd .nav_rcd_eng:hover { color: #2853b2 !important; }

.h_banner,
.home_swi { width: 100%; height: 100vh; background: #fff; }
.home_swi > .swiper-wrapper > .swiper-slide { height: 100vh !important; }
.h_b_box { background: #fff; }
.h_b_xt { pointer-events: none; opacity: 0.42; }
.h_b_xt i { border-color: rgba(40, 83, 178, 0.08) !important; }
.home_pag { display: none !important; }

.home_screen_progress {
  position: fixed;
  z-index: 990;
  right: 26px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--ds-blue);
  font: 600 12px/1 Arial, sans-serif;
  letter-spacing: 0.08em;
  transition: opacity 0.3s ease;
}
.home_screen_progress i { width: 1px; height: 92px; background: var(--ds-line); position: relative; }
.home_screen_progress i::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: var(--ds-progress, 20%);
  background: var(--ds-blue);
  transition: height 0.55s ease;
}
.home_screen_progress.is-footer { opacity: 0; pointer-events: none; }

.ds_section_no,
.ds_solution_kicker span,
.custom_visual_label,
.why_choose_media > span {
  display: block;
  color: var(--ds-blue);
  font: 700 12px/1.2 Arial, sans-serif;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* 01 — hero */
.h_program { position: relative; overflow: hidden; background: #eef3fb; }
.h_program_r { position: absolute; inset: 0; width: 100% !important; height: 100%; }
.h_program_swi,
.h_program_swi .swiper-wrapper,
.h_program_swi .swiper-slide,
.h_prog_imgvideo,
.h_prog_img { width: 100%; height: 100%; }
.h_prog_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.015);
}
.ds_scan_media,
.ds_scan_video {
  width: 100%;
  height: 100%;
}
.ds_scan_video {
  display: block;
  object-fit: contain;
  object-position: right center;
  background: linear-gradient(90deg, #fff 0%, #f8fafd 42%, #edf2f8 100%);
}
.ds_scan_media {
  background: linear-gradient(90deg, #fff 0%, #f8fafd 42%, #edf2f8 100%);
}
.ds_scan_hero::after {
  content: '';
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(236,243,252,.20), rgba(31,67,128,.05));
}
.ds_scan_hero .ds_scan_overlay { z-index: 3; }
.ds_scan_hero .ds_scan_overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(255,255,255,.18), transparent 58%);
}
.ds_scan_hero .h_program_l_box { z-index: 1; }
.h_program_l_xhz {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: flex !important;
  align-items: center;
  background: linear-gradient(90deg,
    #fff 0%,
    rgba(255,255,255,.98) 27%,
    rgba(255,255,255,.88) 35%,
    rgba(255,255,255,.46) 45%,
    rgba(255,255,255,.10) 55%,
    transparent 64%) !important;
}
.h_program .h_program_l_box,
.h_program .h_program_l_box.on {
  position: relative !important;
  inset: auto !important;
  display: flex !important;
  width: min(620px, 46vw) !important;
  height: auto !important;
  align-items: flex-start;
  padding-right: 40px;
}
.h_program_l_box .h_program_txt,
.h_program_l_box .h_program_txt.on {
  width: 100%;
  max-width: 560px;
  padding: 60px 0 100px;
  transform: none !important;
}
.h_program .h_program_txt_span {
  margin: 0 0 22px;
  padding-left: 12px;
  border-left: 3px solid var(--ds-blue) !important;
  color: var(--ds-blue) !important;
  font-size: 14px !important;
  line-height: 1.7;
  letter-spacing: 0.04em;
  text-shadow: none !important;
}
.h_program .pub_h2 h2 { margin: 0; }
.h_program .pub_h2 .h2span1,
.h_program .pub_h2_3 .h2span1 {
  max-width: 720px;
  color: var(--ds-blue) !important;
  -webkit-text-stroke: 0 !important;
  font-size: clamp(38px, 3.35vw, 64px) !important;
  font-weight: 650;
  line-height: 1.12 !important;
  letter-spacing: -0.045em;
  text-shadow: none !important;
}
.h_program .h_program_desc {
  max-width: 620px;
  margin: 26px 0 0;
  color: var(--ds-text) !important;
  font-size: clamp(16px, 1.1vw, 20px) !important;
  line-height: 1.8 !important;
  text-shadow: none !important;
}
.h_program .h_program_txt_box { margin-top: 38px; }
.h_program .h_program_txt_box .pub_hover {
  width: auto;
  min-width: 176px;
  height: 52px;
  margin: 0;
  padding: 0 23px;
  justify-content: space-between;
  color: #fff;
  background: var(--ds-blue);
  border-radius: 2px;
  box-shadow: 0 12px 28px rgba(40,83,178,.2);
}
.h_program .h_program_txt_box .pub_hover::before,
.h_program .h_program_txt_box .pub_hover::after { display: none; }
.h_program .h_program_txt_box .pub_hover p { color: #fff !important; font-size: 15px; }
.h_program .h_program_txt_box .pub_hover svg { margin: 0; }
.h_program .h_program_txt_box .pub_hover path { fill: #fff !important; }
.h_program_box {
  position: absolute;
  z-index: 12;
  left: 0;
  right: 0;
  bottom: 30px;
  width: 100%;
  pointer-events: none;
}
.h_program_l {
  width: 100% !important;
  height: auto !important;
  padding-top: 0 !important;
  padding-right: max(58px, 8vw);
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}
.ds_hero_tabs { display: flex; gap: 8px; pointer-events: auto; }
.ds_hero_tab {
  width: 138px;
  padding: 13px 12px 11px;
  border: 0;
  border-top: 1px solid rgba(16,27,54,.22);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: .25s ease;
}
.ds_hero_tab span { color: #8d97aa; font: 600 11px/1 Arial, sans-serif; }
.ds_hero_tab em { display: block; margin-top: 7px; color: #5a6476; font-size: 13px; font-style: normal; }
.ds_hero_tab.is-active { border-color: var(--ds-blue); background: rgba(255,255,255,.78); }
.ds_hero_tab.is-active span,
.ds_hero_tab.is-active em { color: var(--ds-blue); }
.h_program_r_but {
  position: static !important;
  display: flex;
  align-items: center;
  pointer-events: auto;
}
.h_program_r_but .gpagination { align-items: center; color: var(--ds-ink); }
.h_program_r_but .gnum1,
.h_program_r_but .gnum2,
.h_program_r_but .gline { color: var(--ds-ink) !important; font-size: 14px !important; }
.h_program_r_but .swiPrev1 path,
.h_program_r_but .swiNext1 path { fill: var(--ds-blue) !important; }

/* 02 — product stage */
.ds_products {
  height: 100%;
  padding: 108px 0 34px !important;
  overflow: hidden;
  background: linear-gradient(135deg, #fff 0%, #f7f9fd 62%, #edf3ff 100%);
}
.ds_products .h_series_box { height: 100%; display: flex; flex-direction: column; }
.ds_section_head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 22px;
}
.ds_section_head h2 {
  margin: 9px 0 6px;
  color: var(--ds-blue);
  font-size: clamp(30px, 2.5vw, 48px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}
.ds_section_head p { color: var(--ds-text); font-size: 15px; line-height: 1.7; }
.ds_text_link { color: var(--ds-blue); font-size: 14px; padding: 0 0 7px; border-bottom: 1px solid var(--ds-blue); }
.ds_text_link span { margin-left: 14px; }
.ds_product_layout {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(260px, 25%) 1fr;
  border: 1px solid var(--ds-line);
  background: rgba(255,255,255,.82);
  box-shadow: 0 22px 60px rgba(37,65,124,.08);
}
.ds_product_nav { display: flex; flex-direction: column; background: #fff; border-right: 1px solid var(--ds-line); }
.ds_product_tab {
  position: relative;
  flex: 1;
  min-height: 0;
  padding: 14px 22px 14px 64px;
  border: 0;
  border-bottom: 1px solid var(--ds-line);
  background: #fff;
  text-align: left;
  cursor: pointer;
  transition: .3s ease;
}
.ds_product_tab:last-child { border-bottom: 0; }
.ds_product_tab::before { content: ''; position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--ds-blue); transform: scaleY(0); transition: .3s ease; }
.ds_product_tab span { position: absolute; left: 22px; top: 18px; color: #a3adbf; font: 600 12px/1 Arial, sans-serif; }
.ds_product_tab strong { display: block; color: var(--ds-blue); font-size: clamp(14px, .95vw, 17px); line-height: 1.4; font-weight: 600; }
.ds_product_tab em { display: block; margin-top: 6px; color: #7a8599; font-size: 12px; line-height: 1.3; font-style: normal; }
.ds_product_tab:hover,
.ds_product_tab.is-active { background: var(--ds-blue-soft); }
.ds_product_tab.is-active::before { transform: scaleY(1); }
.ds_product_tab.is-active span,
.ds_product_tab.is-active strong { color: var(--ds-blue); }
.ds_product_stage { position: relative; min-width: 0; overflow: hidden; background: linear-gradient(145deg,#f8fbff,#edf3ff); }
.ds_stage_grid {
  position: absolute;
  inset: 0;
  opacity: .65;
  background-image: linear-gradient(rgba(40,83,178,.07) 1px,transparent 1px), linear-gradient(90deg,rgba(40,83,178,.07) 1px,transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg,#000,rgba(0,0,0,.2));
}
.ds_stage_beam { position: absolute; left: 7%; right: 44%; top: 57%; height: 2px; background: linear-gradient(90deg,transparent,#23d6ff,#2853b2,transparent); filter: drop-shadow(0 0 8px #2f9cff); transform: rotate(-7deg); opacity: .72; }
.ds_product_panel { position: absolute; inset: 0; display: grid; grid-template-columns: minmax(0,1.35fr) minmax(260px,.65fr); opacity: 0; visibility: hidden; transform: translateY(18px); transition: opacity .38s ease, transform .45s ease, visibility .45s; }
.ds_product_panel.is-active { opacity: 1; visibility: visible; transform: translateY(0); }
.ds_product_visual { position: relative; display: flex; align-items: center; justify-content: center; padding: 38px 18px; overflow: hidden; }
.ds_product_visual::after { content: ''; position: absolute; left: 13%; right: 13%; bottom: 14%; height: 25px; background: rgba(27,42,77,.18); filter: blur(22px); border-radius: 50%; }
.ds_product_visual img { position: relative; z-index: 1; width: 88%; height: 78%; object-fit: contain; mix-blend-mode: multiply; filter: contrast(1.03) drop-shadow(0 18px 22px rgba(23,43,83,.14)); }
.ds_product_panel[data-product-panel="0"] .ds_product_visual img { transform: scale(1.5) translateY(3%); }
.ds_product_panel[data-product-panel="1"] .ds_product_visual img { transform: scale(1.3) translateY(2%); }
.ds_product_panel[data-product-panel="2"] .ds_product_visual img { transform: scale(1.24); }
.ds_product_panel[data-product-panel="3"] .ds_product_visual img { transform: scale(1.23); }
.ds_product_badge { position: absolute; z-index: 2; left: 28px; top: 24px; color: rgba(40,83,178,.54); font: 700 11px/1 Arial,sans-serif; letter-spacing: .14em; }
.ds_product_info { position: relative; z-index: 2; align-self: center; margin-right: 38px; padding: 32px; background: rgba(255,255,255,.9); border-top: 3px solid var(--ds-blue); box-shadow: 0 18px 44px rgba(27,52,106,.11); backdrop-filter: blur(9px); }
.ds_product_info > span { color: var(--ds-blue); font: 700 11px/1 Arial,sans-serif; letter-spacing: .14em; }
.ds_product_info h3 { margin: 15px 0 11px; color: var(--ds-ink); font-size: clamp(22px,1.8vw,34px); line-height: 1.2; }
.ds_product_info p { color: var(--ds-text); font-size: 14px; line-height: 1.7; }
.ds_product_info ul { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 14px; margin: 22px 0 25px; }
.ds_product_info li { position: relative; padding-left: 13px; color: #526078; font-size: 12px; }
.ds_product_info li::before { content: ''; position: absolute; left: 0; top: .48em; width: 5px; height: 5px; background: var(--ds-blue); }
.ds_product_info a { color: var(--ds-blue); font-size: 14px; font-weight: 600; }
.ds_product_info a b { margin-left: 15px; font-size: 18px; }

/* 02 — approved product stage override */
.ds_products {
  height: 100%;
  padding: 60px 0 0 !important;
  overflow: hidden;
  background: #fff;
}

.ds_product_shell {
  width: calc(100% - 72px) !important;
  max-width: none !important;
  height: 100%;
  margin: 0 72px 0 0 !important;
  display: grid !important;
  grid-template-columns: clamp(250px, 23vw, 310px) minmax(0, 1fr);
  background: #fff;
}

.ds_product_sidebar {
  position: relative;
  z-index: 8;
  min-width: 0;
  padding: 30px 24px 25px max(28px, 4vw);
  display: flex;
  flex-direction: column;
  border-right: 1px solid #e6ebf4;
  background: #fff;
}

.ds_product_sidebar h2 {
  margin: 0;
  color: var(--ds-blue);
  font-size: clamp(25px, 2vw, 36px);
  font-weight: 650;
  line-height: 1.1;
  letter-spacing: -.035em;
}

.ds_product_nav {
  flex: 1;
  min-height: 0;
  margin-top: 26px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ds_product_tab {
  position: relative;
  flex: 1;
  min-height: 0;
  max-height: 106px;
  padding: 12px 8px 12px 42px;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: .28s ease;
}

.ds_product_tab::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14%;
  width: 3px;
  height: 72%;
  background: var(--ds-blue);
  transform: scaleY(0);
  transform-origin: center;
  transition: .28s ease;
}

.ds_product_tab span {
  position: absolute;
  left: 6px;
  top: 13px;
  color: #9aa5b8;
  font: 650 18px/1 Arial, sans-serif;
  transition: .28s ease;
}

.ds_product_tab strong {
  display: block;
  color: var(--ds-blue);
  font-size: clamp(12px, .88vw, 15px);
  font-weight: 650;
  line-height: 1.4;
  transition: .28s ease;
}

.ds_product_tab em {
  display: block;
  margin-top: 5px;
  color: #748096;
  font-size: 11px;
  font-style: normal;
  line-height: 1.45;
}

.ds_product_tab:hover { background: #f7f9fd; }
.ds_product_tab.is-active { background: transparent; }
.ds_product_tab.is-active::before { transform: scaleY(1); }
.ds_product_tab.is-active span { color: var(--ds-blue); font-size: 26px; }
.ds_product_tab.is-active strong { color: var(--ds-blue); }

.ds_product_more {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  align-self: flex-start;
  color: var(--ds-blue);
  font-size: 13px;
  font-weight: 600;
}

.ds_product_more span { font-size: 18px; }

.ds_product_stage {
  position: relative;
  min-width: 0;
  height: 100%;
  overflow: hidden;
  background: linear-gradient(145deg, #fff 0%, #f5f8fd 100%);
}

.ds_product_panel {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateX(18px);
  transition: opacity .38s ease, transform .5s ease, visibility .5s;
}

.ds_product_panel.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.ds_product_intro {
  position: absolute;
  z-index: 7;
  left: 28px;
  top: 28px;
  max-width: min(510px, 55%);
}

.ds_product_intro h3 {
  margin: 0;
  color: var(--ds-blue);
  font-size: clamp(25px, 2.25vw, 40px);
  font-weight: 650;
  line-height: 1.1;
  letter-spacing: -.04em;
}

.ds_product_intro p {
  margin: 10px 0 12px;
  color: #67738a;
  font-size: 13px;
  line-height: 1.6;
}

.ds_product_intro div { display: flex; gap: 8px; }

.ds_product_intro div span {
  padding: 5px 12px;
  color: var(--ds-blue);
  border: 1px solid rgba(40,83,178,.25);
  border-radius: 2px;
  background: rgba(255,255,255,.78);
  font-size: 11px;
  font-weight: 600;
}

.ds_product_scene {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

/* Subtle precision-field motion: stays behind the product cutout. */
.ds_product_scene::before {
  content: '';
  position: absolute;
  z-index: 1;
  left: 8%;
  top: 16%;
  width: 76%;
  height: 72%;
  border-radius: 50%;
  opacity: .32;
  background: conic-gradient(
    from 8deg at center,
    transparent 0 74%,
    rgba(40,83,178,.08) 74.05%,
    rgba(40,83,178,.48) 74.24%,
    rgba(40,83,178,.12) 74.43%,
    transparent 74.58% 100%
  );
  transform: rotate(-5deg) scale(1.08,.76);
  transform-origin: center;
  animation: ds-precision-orbit 34s linear infinite;
  pointer-events: none;
}

.ds_product_scene_bg {
  position: absolute;
  z-index: 0;
  left: 0;
  top: 64px;
  width: 100%;
  height: calc(100% - 64px);
  object-fit: fill;
  object-position: center;
  animation: ds-stage-breathe 12s ease-in-out infinite alternate;
}

.ds_product_scene::after {
  content: '';
  position: absolute;
  z-index: 2;
  left: 20%;
  bottom: 24%;
  width: 45%;
  height: 24px;
  border-radius: 50%;
  background: rgba(21,32,54,.2);
  filter: blur(20px);
}

.ds_product_laser {
  position: absolute;
  z-index: 3;
  left: 6%;
  bottom: 23.5%;
  width: 58%;
  height: 2px;
  transform: rotate(-5deg);
  transform-origin: left center;
  background: linear-gradient(90deg, rgba(86,205,255,0), #56d7ff 9%, #2d7aff 56%, rgba(40,83,178,.1));
  box-shadow: 0 0 7px 2px rgba(43,126,255,.76), 0 0 18px 4px rgba(48,157,255,.33);
}

.ds_product_laser::after {
  content: '';
  position: absolute;
  left: 18%;
  top: -5px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #d9f7ff;
  box-shadow: 0 0 12px 5px #2f8cff;
  animation: ds-laser-trace 7.5s ease-in-out infinite, ds-laser-pulse 2.4s ease-in-out infinite;
}

@keyframes ds-precision-orbit {
  from { transform: rotate(-5deg) scale(1.08,.76); }
  to { transform: rotate(355deg) scale(1.08,.76); }
}

@keyframes ds-stage-breathe {
  from { opacity: .86; transform: scale(1); }
  to { opacity: 1; transform: scale(1.012); }
}

@keyframes ds-laser-trace {
  0%, 12% { left: 12%; }
  48%, 60% { left: 73%; }
  100% { left: 12%; }
}

@keyframes ds-laser-pulse {
  0%, 100% { opacity: .66; box-shadow: 0 0 8px 3px #2f8cff; }
  50% { opacity: 1; box-shadow: 0 0 13px 6px #2f8cff; }
}

.ds_product_cutout {
  position: absolute;
  z-index: 4;
  left: 5%;
  top: 8%;
  width: 78%;
  height: 72%;
  object-fit: contain;
  filter: drop-shadow(0 22px 20px rgba(21,34,61,.26));
  transition: transform .5s ease;
}

.ds_product_panel[data-product-panel="0"] .ds_product_cutout,
.ds_product_panel[data-product-panel="1"] .ds_product_cutout,
.ds_product_panel[data-product-panel="2"] .ds_product_cutout,
.ds_product_panel[data-product-panel="3"] .ds_product_cutout {
  width: 68%;
  height: 64%;
  left: 8%;
  top: 15%;
  transform: none;
}

.ds_product_specs {
  position: absolute;
  z-index: 8;
  right: 18px;
  top: 24px;
  width: clamp(150px, 15vw, 188px);
  padding: 6px 12px;
  border: 1px solid rgba(40,83,178,.17);
  border-radius: 4px;
  background: rgba(255,255,255,.82);
  box-shadow: 0 10px 34px rgba(37,65,124,.06);
  backdrop-filter: blur(10px);
}

.ds_product_specs li {
  min-height: 50px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid #e6ebf4;
}

.ds_product_specs li:last-child { border-bottom: 0; }
.ds_product_specs img { width: 22px; height: 22px; object-fit: contain; }
.ds_product_specs span { min-width: 0; display: block; }
.ds_product_specs b,
.ds_product_specs em { display: block; font-style: normal; line-height: 1.25; }
.ds_product_specs b { color: #39465e; font-size: 11px; font-weight: 650; }
.ds_product_specs em { margin-top: 2px; color: #657189; font-size: 10px; white-space: nowrap; }

.ds_product_thumbs {
  position: absolute;
  z-index: 12;
  left: 18px;
  right: clamp(180px, 17vw, 215px);
  bottom: 14px;
  height: 104px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.ds_product_thumb {
  min-width: 0;
  padding: 5px 7px 7px;
  display: grid;
  grid-template-rows: 1fr auto;
  border: 1px solid #dfe5ef;
  border-radius: 4px;
  background: rgba(255,255,255,.92);
  cursor: pointer;
  overflow: hidden;
  transition: .25s ease;
}

.ds_product_thumb img {
  width: 100%;
  height: 67px;
  object-fit: contain;
  filter: drop-shadow(0 5px 6px rgba(27,43,74,.14));
}

.ds_product_thumb span {
  overflow: hidden;
  color: #4d5a72;
  font-size: 10px;
  font-weight: 600;
  line-height: 1.25;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ds_product_thumb:hover,
.ds_product_thumb.is-active {
  border-color: var(--ds-blue);
  box-shadow: inset 0 0 0 1px var(--ds-blue);
}

.ds_product_thumb.is-active span { color: var(--ds-blue); }

/* 03 — applications */
.h_sol { position: relative; height: 100%; padding: 80px 0 0 !important; background: var(--ds-ink); overflow: hidden; }
.h_sol::after { content: ''; position: absolute; inset: 80px 0 0; background: linear-gradient(90deg,rgba(8,20,48,.97) 0%,rgba(8,20,48,.9) 35%,rgba(8,20,48,.28) 72%,rgba(8,20,48,.12)); pointer-events: none; }
.h_sol_img { position: absolute !important; inset: 80px 0 0 !important; width: 100% !important; height: auto !important; }
.h_sol_img img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(.8) contrast(1.04); }
.h_sol_box { position: relative; z-index: 2; height: 100%; padding-top: 72px; padding-bottom: 42px; display: grid !important; grid-template-columns: minmax(0,1fr) 260px; grid-template-rows: auto 1fr; column-gap: 50px; }
.ds_solution_kicker { grid-column: 1 / -1; align-self: start; }
.ds_solution_kicker strong { display: block; margin-top: 9px; color: #fff; font-size: clamp(30px,2.4vw,46px); line-height: 1.1; }
.h_sol_l { align-self: start; width: min(620px,100%) !important; padding-top: 58px; }
.h_sol_txt2 .h2span1 { color: #fff !important; -webkit-text-stroke: 0 !important; font-size: clamp(42px,4vw,74px) !important; line-height: 1.05; }
.h_sol_txt2 .h2span2 { margin-top: 13px; color: #9eb9f7 !important; font-size: clamp(17px,1.4vw,24px) !important; line-height: 1.4; }
.h_sol_txt { margin-top: 25px; }
.h_sol_txt_box { padding: 0 !important; border: 0 !important; background: transparent !important; }
.h_sol_txt_box h3 { display: none; }
.h_sol_txt_box p { max-width: 530px; color: rgba(255,255,255,.76) !important; font-size: 16px !important; line-height: 1.8 !important; }
.h_sol_txt_box .pub_a { margin-top: 28px; color: #fff !important; font-size: 14px; }
.h_sol_txt_box .pub_a path { fill: #fff !important; }
.h_sol_r { align-self: start; width: 100% !important; padding: 38px 0 0 !important; }
.h_sol_r_con { display: flex !important; flex-direction: column; border-left: 1px solid rgba(255,255,255,.18); }
.h_sol_r_box { position: relative; flex: 0 0 74px; width: 100% !important; height: 74px !important; min-height: 74px; padding: 0 16px 0 30px !important; display: flex !important; align-items: center; border: 0 !important; background: transparent !important; cursor: pointer; }
.h_sol_r_box::before { content: ''; position: absolute; left: -2px; top: 0; bottom: 0; width: 3px; background: #72a0ff; transform: scaleY(0); transition: .25s ease; }
.h_sol_r_box.on::before { transform: scaleY(1); }
.h_sol_r_icon { display: none !important; }
.h_sol_r_box h3 { color: rgba(255,255,255,.58) !important; font-size: 16px !important; }
.h_sol_r_box.on h3 { color: #fff !important; transform: translateX(6px); }

/* Approved applications layout: selector cards on the left, active scene on the right. */
.ds_solutions {
  padding: 80px 0 0 !important;
  background: linear-gradient(135deg,#f8fbff,#edf3ff) !important;
}
.ds_solutions::after { display: none !important; }
.ds_solutions > .h_sol_img,
.ds_solutions > .h_sol_box { display: none !important; }
.ds_solution_inner {
  position: relative;
  z-index: 3;
  height: 100%;
  padding-top: 40px;
  padding-bottom: 30px;
  display: flex;
  flex-direction: column;
}
.ds_solution_head { display: flex; align-items: flex-end; gap: 28px; margin-bottom: 20px; }
.ds_solution_head > span { align-self: flex-start; padding-top: 8px; color: var(--ds-blue); font: 700 11px/1 Arial,sans-serif; letter-spacing: .16em; }
.ds_solution_head h2 { color: var(--ds-blue); font-size: clamp(30px,2.45vw,46px); line-height: 1.05; letter-spacing: -.035em; }
.ds_solution_head p { max-width: 440px; padding-bottom: 3px; color: var(--ds-text); font-size: 13px; line-height: 1.65; }
.ds_solution_layout { flex: 1; min-height: 0; display: grid; grid-template-columns: minmax(310px,31%) 1fr; background: #fff; border: 1px solid var(--ds-line); box-shadow: 0 22px 55px rgba(31,58,115,.08); overflow: hidden; }
.ds_solution_list { position: relative; z-index: 2; display: flex; flex-direction: column; padding: 10px; background: rgba(255,255,255,.97); }
.ds_solution_tab {
  position: relative;
  flex: 1;
  min-height: 0;
  padding: 10px 14px 10px 60px;
  border: 0;
  border-bottom: 1px solid var(--ds-line);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: .3s ease;
}
.ds_solution_tab::before { content: ''; position: absolute; inset: 0; z-index: -1; background: var(--ds-blue); transform: scaleX(0); transform-origin: left center; transition: transform .3s ease; }
.ds_solution_tab > span { position: absolute; left: 18px; top: 15px; color: var(--ds-blue); font: 700 11px/1 Arial,sans-serif; }
.ds_solution_tab strong { display: block; color: var(--ds-blue); font-size: 16px; line-height: 1.25; }
.ds_solution_tab em { display: block; margin-top: 4px; color: var(--ds-blue); font-size: 11px; line-height: 1.35; font-style: normal; }
.ds_solution_tab small { display: block; margin-top: 5px; color: #707d92; font-size: 10px; line-height: 1.35; }
.ds_solution_tab.is-active::before { transform: scaleX(1); }
.ds_solution_tab.is-active > span,
.ds_solution_tab.is-active strong,
.ds_solution_tab.is-active em,
.ds_solution_tab.is-active small { color: #fff; }
.ds_solution_more { display: flex; justify-content: space-between; align-items: center; height: 48px; margin: 10px 12px 0; padding: 0 15px; color: var(--ds-blue); font-size: 13px; border: 1px solid rgba(40,83,178,.28); }
.ds_solution_stage { position: relative; min-width: 0; overflow: hidden; background: #dfe6f1; }
.ds_solution_stage::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg,rgba(13,31,68,.14),transparent 30%,rgba(13,31,68,.08)); pointer-events: none; }
.ds_solution_image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.025); transition: opacity .5s ease,transform .7s ease; }
.ds_solution_image.is-active { opacity: 1; transform: scale(1); }
.ds_solution_caption { position: absolute; z-index: 2; right: 22px; bottom: 20px; min-width: 175px; padding: 16px 18px; color: #fff; background: rgba(17,42,94,.82); backdrop-filter: blur(8px); border-left: 3px solid #72a0ff; }
.ds_solution_caption span { color: #9eb9f7; font: 700 11px/1 Arial,sans-serif; }
.ds_solution_caption strong { display: block; margin-top: 6px; font-size: 18px; }
.ds_solution_caption small { display: block; margin-top: 6px; color: rgba(255,255,255,.56); font: 600 9px/1 Arial,sans-serif; letter-spacing: .12em; }

/* 03 — approved application fields override */
.ds_solutions {
  height: 100%;
  padding: 60px 0 0 !important;
  overflow: hidden;
  background: #fff !important;
}

.ds_solution_inner {
  width: calc(100% - 72px) !important;
  max-width: none !important;
  height: 100%;
  margin: 0 72px 0 0 !important;
  padding: 0 !important;
  display: grid;
  grid-template-columns: clamp(330px, 36.5vw, 470px) minmax(0, 1fr);
  background: #fff;
}

.ds_solution_sidebar {
  position: relative;
  z-index: 5;
  min-width: 0;
  padding: 30px 22px 24px max(28px, 4vw);
  display: flex;
  flex-direction: column;
  border-right: 0;
  background: #fff;
}

.ds_solution_sidebar h2 {
  margin: 0;
  color: var(--ds-blue);
  font-size: clamp(25px, 2vw, 36px);
  font-weight: 650;
  line-height: 1.1;
  letter-spacing: -.035em;
}

.ds_solution_list {
  flex: 1;
  min-height: 0;
  margin-top: 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 6px;
  background: #fff;
}

.ds_solution_tab {
  position: relative;
  flex: 0 1 112px;
  min-height: 96px;
  max-height: 112px;
  padding: 8px;
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  border: 0;
  background: #fff;
  text-align: left;
  cursor: pointer;
  overflow: hidden;
  transition: color .28s ease, background .28s ease, box-shadow .28s ease;
}

.ds_solution_tab::before { display: none; }

.ds_solution_tab > img {
  width: 104px;
  height: 96px;
  display: block;
  object-fit: cover;
  border-radius: 2px;
  filter: saturate(.9) contrast(1.02);
}

.ds_solution_tab > span {
  position: static;
  min-width: 0;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  align-content: center;
  color: inherit;
  font: inherit;
}

.ds_solution_tab b {
  grid-column: 1;
  color: var(--ds-blue);
  font: 700 13px/1.35 Arial, sans-serif;
}

.ds_solution_tab strong {
  grid-column: 2;
  color: var(--ds-blue);
  font-size: 16px;
  font-weight: 650;
  line-height: 1.3;
}

.ds_solution_tab em,
.ds_solution_tab small {
  grid-column: 1 / -1;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ds_solution_tab em {
  margin-top: 5px;
  color: #54637c;
  font-size: 11px;
  line-height: 1.35;
  font-style: normal;
}

.ds_solution_tab small {
  margin-top: 3px;
  color: #7b879a;
  font-size: 10px;
  line-height: 1.35;
}

.ds_solution_tab:hover { background: #f3f6fb; }

.ds_solution_tab.is-active {
  color: #fff;
  background: var(--ds-blue);
  box-shadow: 0 12px 30px rgba(40,83,178,.18);
}

.ds_solution_tab.is-active b,
.ds_solution_tab.is-active strong,
.ds_solution_tab.is-active em,
.ds_solution_tab.is-active small { color: #fff; }

.ds_solution_tab.is-active small { color: rgba(255,255,255,.72); }

.ds_solution_more {
  width: auto;
  height: auto;
  margin: 18px 0 0;
  padding: 0;
  display: inline-flex;
  justify-content: flex-start;
  align-items: center;
  gap: 12px;
  align-self: flex-start;
  color: var(--ds-blue);
  border: 0;
  font-size: 13px;
  font-weight: 600;
}

.ds_solution_more span { font-size: 18px; }

.ds_solution_stage {
  position: relative;
  min-width: 0;
  height: 100%;
  overflow: hidden;
  background: #cfd7e3;
}

.ds_solution_stage::after {
  content: '';
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  bottom: 0;
  width: 10.5%;
  display: block;
  background: linear-gradient(90deg,
    rgba(255,255,255,1) 0%,
    rgba(255,255,255,.88) 16%,
    rgba(255,255,255,.38) 54%,
    rgba(255,255,255,0) 100%);
  pointer-events: none;
}

.ds_solution_image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  transform: scale(1.025);
  transition: opacity .5s ease, transform .75s ease;
}

.ds_solution_image.is-active { opacity: 1; transform: scale(1); }

/* 04 — customization */
.custom_service { height: 100%; padding: 80px 0 0 !important; background: #f4f7fc !important; overflow: hidden; }
.custom_service_inner { height: 100%; display: grid; grid-template-columns: minmax(500px,1.28fr) minmax(340px,.72fr); grid-template-rows: auto minmax(0,1fr); gap: 20px 42px; align-items: stretch; padding-top: 38px; padding-bottom: 30px; }
.custom_service_content { display: contents; }
.custom_service_visual { position: relative; grid-column: 1; grid-row: 2; min-height: 0 !important; height: 100%; display: flex; align-items: center; justify-content: center; background: linear-gradient(145deg,#e8effb,#fff); border: 1px solid var(--ds-line); overflow: hidden; }
.custom_service_visual::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(40,83,178,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(40,83,178,.07) 1px,transparent 1px); background-size: 52px 52px; }
.custom_service_visual img { position: relative; z-index: 1; width: 88%; height: 60%; object-fit: contain; mix-blend-mode: multiply; transform: rotate(-5deg); }
.custom_visual_label { position: absolute; z-index: 2; left: 24px; top: 24px; }
.custom_callout { position: absolute; z-index: 3; padding: 10px 13px; color: #61708b; font-size: 11px; line-height: 1.45; font-style: normal; background: rgba(255,255,255,.9); border-left: 2px solid var(--ds-blue); box-shadow: 0 8px 25px rgba(30,58,115,.1); }
.custom_callout b { color: var(--ds-ink); font-size: 12px; font-weight: 600; }
.custom_callout_1 { left: 7%; bottom: 21%; }
.custom_callout_2 { right: 5%; top: 25%; }
.custom_callout_3 { right: 9%; bottom: 11%; }
.custom_service_content { min-width: 0; }
.custom_service_head { grid-column: 1 / -1; grid-row: 1; display: grid !important; grid-template-columns: minmax(0,1fr) minmax(340px,.72fr); gap: 42px; align-items: end; margin: 0 !important; padding: 0 0 18px !important; border-bottom: 1px solid var(--ds-line) !important; }
.custom_service_title h2 { margin: 10px 0 9px; color: var(--ds-blue) !important; font-size: clamp(34px,3vw,52px) !important; line-height: 1.1; }
.custom_service_title p { color: var(--ds-blue) !important; font-size: 18px !important; }
.custom_service_eyebrow { width: auto !important; height: auto !important; background: none !important; }
.custom_service_eyebrow::before { content: 'CUSTOM LASER MODULE'; color: var(--ds-blue); font: 700 11px/1 Arial,sans-serif; letter-spacing: .14em; }
.custom_service_intro { max-width: 680px !important; margin: 16px 0 0 !important; color: var(--ds-text) !important; font-size: 14px !important; line-height: 1.75 !important; }
.custom_service_grid { grid-column: 2; grid-row: 2; display: grid !important; grid-template-columns: 1fr !important; grid-template-rows: repeat(4,minmax(0,1fr)); gap: 0 !important; border-top: 1px solid var(--ds-line); border-left: 1px solid var(--ds-line); }
.custom_service_card { position: relative; min-height: 0 !important; padding: 14px 16px 12px 66px !important; justify-content: center; border: 0 !important; border-right: 1px solid var(--ds-line) !important; border-bottom: 1px solid var(--ds-line) !important; background: rgba(255,255,255,.82) !important; box-shadow: none !important; }
.custom_service_card::before { display: none !important; }
.custom_service_num { position: absolute; left: 17px !important; top: 50% !important; width: 34px; height: 34px; margin: 0 !important; display: flex; align-items: center; justify-content: center; color: #fff !important; font: 700 11px/1 Arial,sans-serif !important; background: var(--ds-blue); border-radius: 50%; transform: translateY(-50%); }
.custom_service_card h3 { color: var(--ds-ink) !important; font-size: 17px !important; }
.custom_service_card p { margin-top: 9px !important; color: #627089 !important; font-size: 12px !important; line-height: 1.7 !important; }
.custom_service_cta,
.why_choose_cta { display: inline-flex; align-items: center; justify-content: space-between; min-width: 198px; height: 48px; margin-top: 25px; padding: 0 20px; color: #fff; font-size: 14px; background: var(--ds-blue); }
.custom_service_cta { display: none; }
.custom_service_cta span,
.why_choose_cta span { margin-left: 22px; }

/* 04 — approved customization and service override */
.custom_service {
  height: 100%;
  padding: 60px 0 0 !important;
  overflow: hidden;
  background: #fff !important;
}

.custom_service_inner {
  width: calc(100% - 72px) !important;
  max-width: none !important;
  height: 100%;
  margin: 0 72px 0 0 !important;
  padding: 0 !important;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(355px, 1fr);
  grid-template-rows: 1fr;
  gap: 0;
  align-items: stretch;
  background: #fff;
}

.custom_service_left {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
  height: 100%;
  padding: 28px 34px 18px max(28px, 4vw);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  background: #fff;
}

.custom_service_head {
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
}

.custom_service_title h2 {
  margin: 0;
  color: var(--ds-blue) !important;
  font-size: clamp(27px, 2.2vw, 40px) !important;
  font-weight: 650;
  line-height: 1.1;
  letter-spacing: -.035em;
}

.custom_service_title p {
  margin-top: 9px;
  color: #34415a !important;
  font-size: 14px !important;
  font-weight: 600;
  line-height: 1.55;
}

.custom_service_intro {
  max-width: 620px !important;
  margin: 14px 0 0 !important;
  color: #67738a !important;
  font-size: 12px !important;
  line-height: 1.75 !important;
}

.custom_service_visual {
  position: relative;
  min-height: 0 !important;
  height: 100%;
  margin-top: 7px;
  display: block;
  border: 0;
  background: #fff;
  overflow: hidden;
}

.custom_service_visual::before { display: none; }

.custom_service_visual .custom_blueprint_bg {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: .86;
  filter: blur(.25px);
  transform: none;
  mix-blend-mode: normal;
}

.custom_service_visual .custom_product_img {
  position: absolute;
  z-index: 3;
  left: 12%;
  top: 17%;
  width: 76%;
  height: 59%;
  object-fit: contain;
  object-position: center;
  mix-blend-mode: multiply;
  transform: none;
  filter: drop-shadow(0 18px 18px rgba(31,43,65,.18));
}

.custom_spec {
  position: absolute;
  z-index: 4;
  display: block;
  color: var(--ds-blue);
  font-size: 14px;
  font-style: normal;
  font-weight: 650;
  line-height: 1.4;
  text-align: center;
  text-shadow: 0 1px 0 #fff;
}

.custom_spec b {
  display: block;
  margin-top: 4px;
  color: #496ba8;
  font-size: 12px;
  font-weight: 500;
}

.custom_spec_angle { left: 38%; top: 3%; width: 28%; }
.custom_spec_wave { left: 0; top: 36%; width: 20%; }
.custom_spec_size { right: 0; top: 36%; width: 21%; }
.custom_spec_power { left: 2%; bottom: 4%; width: 22%; }
.custom_spec_distance { left: 36%; bottom: 4%; width: 28%; }
.custom_spec_cable { right: 0; bottom: 4%; width: 24%; }

.custom_service_grid {
  grid-column: 2 !important;
  grid-row: 1 !important;
  min-width: 0;
  height: 100%;
  display: grid !important;
  grid-template-columns: 1fr !important;
  grid-template-rows: repeat(4, minmax(0, 1fr));
  gap: 0 !important;
  border-top: 1px solid #e2e7f0;
  border-left: 1px solid #e2e7f0;
  background: #fff;
}

.custom_service_card {
  position: relative;
  min-height: 0 !important;
  padding: 20px 24px !important;
  display: grid;
  grid-template-columns: 42px 52px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  border: 0 !important;
  border-right: 1px solid #e2e7f0 !important;
  border-bottom: 1px solid #e2e7f0 !important;
  background: #fff !important;
  box-shadow: none !important;
  transform: none !important;
  transition: background .25s ease;
}

.custom_service_card::before { display: none !important; }
.custom_service_card:hover { background: #f8faff !important; }

.custom_service_num {
  position: static;
  width: auto;
  height: auto;
  margin: 0 !important;
  display: block;
  color: var(--ds-blue) !important;
  background: transparent;
  border-radius: 0;
  transform: none;
  font: 650 clamp(22px, 2vw, 30px)/1 Arial, sans-serif !important;
  letter-spacing: -.04em;
}

.custom_service_icon {
  width: 48px;
  height: 48px;
  display: block;
  object-fit: contain;
}

.custom_service_card > div:last-child { min-width: 0; }

.custom_service_card h3 {
  min-height: 0;
  color: var(--ds-blue) !important;
  font-size: 16px !important;
  font-weight: 650;
  line-height: 1.35;
}

.custom_service_card p {
  margin: 9px 0 0 !important;
  padding: 0 !important;
  color: #657189 !important;
  font-size: 11px !important;
  line-height: 1.65 !important;
  border: 0 !important;
}

/* 05 — company proof */
.why_choose { height: 100%; padding: 80px 0 0 !important; background: #fff !important; overflow: hidden; }
.why_choose_inner { height: 100%; display: grid; grid-template-columns: minmax(430px,.82fr) minmax(560px,1.18fr); gap: clamp(36px,4vw,70px); align-items: center; }
.why_choose_content { order: 1; }
.why_choose_media { position: relative; height: 66vh; min-height: 520px; overflow: hidden; background: var(--ds-ink); }
.why_choose_media { order: 2; }
.why_choose_media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg,rgba(12,25,57,.04),rgba(12,25,57,.63)); }
.why_choose_media > span { position: absolute; z-index: 2; left: 24px; top: 24px; color: #fff; }
.why_choose_media > img { width: 100%; height: 69%; object-fit: cover; object-position: 58% center; }
.why_choose_media > .why_choose_stat { position: absolute; z-index: 2; left: 28px; bottom: 34%; display: flex; align-items: flex-end; gap: 20px; color: #fff; }
.why_choose_media strong { font: 600 clamp(54px,5vw,86px)/.85 Arial,sans-serif; letter-spacing: -.06em; }
.why_choose_media small { padding-left: 20px; border-left: 1px solid rgba(255,255,255,.5); font-size: 13px; line-height: 1.6; }
.why_choose_thumbs { position: absolute; z-index: 3; left: 0; right: 0; bottom: 0; height: 29%; display: grid; grid-template-columns: repeat(3,1fr); gap: 4px; background: #fff; }
.why_choose_thumbs img { width: 100%; height: 100%; object-fit: cover; }
.why_choose_content { min-width: 0; }
.why_choose_head { margin: 0 0 26px !important; text-align: left !important; }
.why_choose_mark { display: block !important; width: auto !important; height: auto !important; margin: 0 0 12px !important; background: none !important; }
.why_choose_mark::before { content: 'WHY DESHENG'; color: var(--ds-blue); font: 700 11px/1 Arial,sans-serif; letter-spacing: .16em; }
.why_choose_head h2 { color: var(--ds-blue) !important; font-size: clamp(34px,3vw,52px) !important; line-height: 1.1 !important; }
.why_choose_head p { max-width: 690px !important; margin: 15px 0 0 !important; color: var(--ds-text) !important; font-size: 14px !important; line-height: 1.75 !important; }
.why_choose_grid { grid-template-columns: 1fr 1fr !important; gap: 0 !important; border-top: 1px solid var(--ds-line); border-left: 1px solid var(--ds-line); }
.why_choose_item { min-height: 102px; padding: 18px 18px 15px 44px !important; border: 0 !important; border-right: 1px solid var(--ds-line) !important; border-bottom: 1px solid var(--ds-line) !important; background: #fff !important; box-shadow: none !important; }
.why_choose_item::before { left: 18px !important; top: 24px !important; width: 8px !important; height: 8px !important; border: 2px solid var(--ds-blue); background: transparent !important; }
.why_choose_item h3 { color: var(--ds-ink) !important; font-size: 15px !important; }
.why_choose_item p { margin-top: 7px !important; color: #6a7588 !important; font-size: 12px !important; line-height: 1.55 !important; }
.why_choose_actions { display: flex; gap: 12px; }
.why_choose_cta_secondary { color: var(--ds-blue); background: #fff; border: 1px solid var(--ds-blue); }

/* 05 — approved why-choose override */
.why_choose {
  height: 100%;
  padding: 60px 0 0 !important;
  overflow: hidden;
  background: #fff !important;
}

.why_choose_inner {
  width: calc(100% - 72px) !important;
  max-width: none !important;
  height: 100%;
  margin: 0 72px 0 0 !important;
  padding: 0 !important;
  display: grid;
  grid-template-columns: minmax(440px, .43fr) minmax(0, .57fr);
  grid-template-rows: 1fr;
  gap: 0;
  align-items: stretch;
}

.why_choose_content {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
  height: 100%;
  padding: 28px 26px 22px max(28px, 4vw);
  display: flex;
  flex-direction: column;
  order: 1;
  background: #fff;
}

.why_choose_head {
  margin: 0 0 22px !important;
  text-align: left !important;
}

.why_choose_mark { display: none !important; }

.why_choose_head h2 {
  margin: 0;
  color: var(--ds-blue) !important;
  font-size: clamp(27px, 2.2vw, 40px) !important;
  font-weight: 650;
  line-height: 1.1 !important;
  letter-spacing: -.035em;
}

.why_choose_head p {
  max-width: 510px !important;
  margin: 13px 0 0 !important;
  color: #5f6c83 !important;
  font-size: 13px !important;
  line-height: 1.75 !important;
}

.why_choose_grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  grid-template-rows: repeat(3, minmax(0, 1fr));
  gap: 0 !important;
  min-height: 0;
  flex: 1 1 auto;
  border-top: 1px solid var(--ds-line);
  border-left: 1px solid var(--ds-line);
}

.why_choose_item {
  position: relative;
  min-width: 0;
  min-height: 0 !important;
  padding: 15px 14px !important;
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  border: 0 !important;
  border-right: 1px solid var(--ds-line) !important;
  border-bottom: 1px solid var(--ds-line) !important;
  background: #fff !important;
  box-shadow: none !important;
  transform: none !important;
  transition: background .25s ease;
}

.why_choose_item::before { display: none !important; }
.why_choose_item:hover { background: #f8faff !important; }
.why_choose_item > div { min-width: 0; }

.why_choose_icon {
  width: 56px;
  height: 56px;
  display: block;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.why_choose_item h3 {
  color: var(--ds-blue) !important;
  font-size: 14px !important;
  font-weight: 650;
  line-height: 1.35;
}

.why_choose_item p {
  margin: 6px 0 0 !important;
  color: #657189 !important;
  font-size: 11px !important;
  line-height: 1.55 !important;
}

.why_choose_actions {
  margin-top: 20px;
  display: flex;
  gap: 12px;
}

.why_choose_cta { margin-top: 0; }

.why_choose_media {
  grid-column: 2;
  grid-row: 1;
  position: relative;
  height: 100%;
  min-height: 0;
  padding-bottom: 0;
  overflow: hidden;
  order: 2;
  background: #eef2f7;
}

.why_choose_media::after { display: none; }

.why_choose_media > .why_choose_main_img {
  width: 100%;
  height: calc(73% - 4px);
  display: block;
  object-fit: cover;
  object-position: 53% center;
}

.why_choose_thumbs {
  position: absolute;
  z-index: 2;
  left: 0;
  right: 0;
  bottom: 0;
  height: 27%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 4px;
  background: #fff;
}

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

/* Footer is a complete final vertical screen. */
.home_swi > .swiper-wrapper > .swiper-slide:last-child,
.home_swi > .swiper-wrapper > .swiper-slide:last-child .h_b_box2 {
  height: clamp(380px, 55vh, 440px) !important;
  min-height: 380px;
}
.h_b_box2 footer { min-height: 0; padding-top: 0; display: flex; align-items: stretch; }
.h_b_box2 footer .foot_feedback_title::before { background: linear-gradient(180deg,var(--ds-blue),rgba(40,83,178,.45)) !important; }
.h_b_box2 footer a:hover { color: #88aaff !important; }

.home_compact_footer {
  position: relative;
  z-index: 30;
  flex: 0 0 clamp(198px, 23vh, 235px);
  width: 100%;
  min-height: 0 !important;
  padding: 0 !important;
  color: #fff;
  background: #2853b2 !important;
}

.home_footer_inner {
  width: 100%;
  height: calc(100% - 34px);
  padding: 17px max(28px, 4vw) 13px;
  display: grid;
  grid-template-columns: 1.02fr 1.28fr minmax(0, 1fr) auto;
  gap: clamp(24px, 3vw, 58px);
  align-items: start;
}

.home_footer_interact {
  grid-column: 4;
  justify-self: end;
  margin-right: 44px;
}

.home_footer_brand,
.home_footer_col { min-width: 0; }

.home_footer_logo {
  width: 176px;
  height: 48px;
  display: flex;
  align-items: center;
}

.home_footer_logo img {
  width: 100%;
  max-height: 48px;
  display: block;
  object-fit: contain;
  object-position: left center;
}

.home_footer_brand strong {
  margin-top: 9px;
  display: block;
  color: rgba(255,255,255,.92);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
}

.home_footer_brand p {
  margin-top: 3px;
  color: rgba(255,255,255,.68);
  font-size: 10px;
  line-height: 1.55;
}

.home_footer_col h3 {
  margin: 0 0 8px;
  color: #fff;
  font-size: 12px;
  font-weight: 650;
  line-height: 1.4;
}

.home_footer_col a,
.home_footer_col p {
  margin: 0;
  display: block;
  color: rgba(255,255,255,.68) !important;
  font-size: 10px;
  line-height: 1.72;
  transition: color .2s ease;
}

.home_footer_col a:hover { color: #fff !important; }
.home_footer_contact p { line-height: 1.62; }

.home_footer_bottom {
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.54);
  font-size: 9px;
  line-height: 1;
  border-top: 1px solid rgba(255,255,255,.11);
}

/* Screen 06 — standalone footer */
.home_footer_screen {
  height: 100% !important;
  min-height: 0;
  overflow: hidden;
  border-top: 18px solid #fff;
  background: #2853b2 !important;
}

.home_footer_screen .home_compact_footer {
  width: 100%;
  height: 100%;
  min-height: 0 !important;
  padding: 0 !important;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: stretch;
}

.home_footer_screen .home_footer_inner {
  flex: 1 1 auto;
  height: auto;
  padding: 40px max(28px, 4vw) 30px;
  align-items: start;
  align-content: start;
  grid-template-columns: 1.02fr 1.28fr minmax(0, 1fr) auto;
  gap: clamp(32px, 4vw, 68px);
}

.home_footer_screen .home_footer_interact {
  grid-column: 4;
  justify-self: end;
  margin-right: 44px;
}

.home_footer_screen .home_footer_logo {
  width: 138px;
  height: 48px;
}

.home_footer_screen .home_footer_logo img { max-height: 48px; }

.home_footer_screen .home_footer_brand strong {
  margin-top: 18px;
  font-size: 14px;
}

.home_footer_screen .home_footer_brand p {
  margin-top: 7px;
  font-size: 13px;
}

.home_footer_screen .home_footer_col h3 {
  margin-bottom: 18px;
  font-size: 16px;
}

.home_footer_screen .home_footer_col a,
.home_footer_screen .home_footer_col p {
  font-size: 13px;
  line-height: 2.05;
}

.home_footer_screen .home_footer_contact p { line-height: 1.9; }

.home_footer_screen .home_footer_bottom {
  flex: 0 0 48px;
  height: 48px;
  font-size: 12px;
}

@media (max-width: 1480px) {
  .home_screen_progress { right: 14px; }
  .ds_products { padding-top: 60px !important; }
  .ds_section_head { margin-bottom: 14px; }
  .ds_product_tab { padding-top: 10px; padding-bottom: 10px; }
  .ds_product_info { margin-right: 25px; padding: 25px; }
  .custom_service_visual { min-height: 500px; }
  .custom_service_card { min-height: 124px; padding-top: 17px !important; }
  .custom_service_num { top: 50% !important; }
  .why_choose_media { min-height: 470px; }
  .why_choose_item { min-height: 88px; padding-top: 14px !important; }
}

@media (max-width: 1180px) and (min-width: 768px) {
  .ds_product_layout { grid-template-columns: 235px 1fr; }
  .ds_product_panel { grid-template-columns: 1fr 270px; }
  .ds_product_info { padding: 20px; }
  .custom_service_inner { grid-template-columns: 1.18fr .82fr; gap: 18px 28px; }
  .why_choose_inner { grid-template-columns: .86fr 1.14fr; gap: 30px; }
  .custom_callout { display: none; }
  .custom_service_card { padding-left: 42px !important; }
  .custom_service_num { left: 13px !important; }
  .home_footer_inner { grid-template-columns: 1fr 1.35fr minmax(0, 1fr) auto; gap: 20px; }
}

@media (max-width: 767px) {
  html,
  body {
    height: auto !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
  }

  .h_banner,
  .home_swi,
  .home_swi > .swiper-wrapper,
  .home_swi > .swiper-wrapper > .swiper-slide,
  .h_b_box,
  .h_b_box2 {
    width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    overflow: visible !important;
    transform: none !important;
  }
  .home_swi > .swiper-wrapper {
    display: block !important;
  }
  .home_screen_progress,
  .home_pag,
  .h_b_xt { display: none !important; }

  .h_banner { padding-top: 68px; }

  /* 01 hero */
  .h_program {
    height: auto !important;
    min-height: 0 !important;
    margin: 0 !important;
    overflow: hidden;
  }
  .h_program_r {
    position: relative !important;
    inset: auto !important;
    width: 100% !important;
    height: calc(100svh - 68px) !important;
    min-height: 520px;
    max-height: 720px;
    padding: 0 !important;
  }
  .h_program_l_xhz {
    align-items: flex-end !important;
    justify-content: flex-start !important;
    background: linear-gradient(180deg, transparent 28%, rgba(255,255,255,.55) 58%, #fff 86%) !important;
  }
  .h_program .h_program_l_box,
  .h_program .h_program_l_box.on {
    width: 100% !important;
    max-width: none !important;
    padding: 0 20px 118px !important;
  }
  .h_program_l_box .h_program_txt,
  .h_program_l_box .h_program_txt.on {
    max-width: none;
    padding: 0 !important;
  }
  .h_program .h_program_txt_span {
    font-size: 12px !important;
    margin-bottom: 12px;
  }
  .h_program .pub_h2 .h2span1,
  .h_program .pub_h2_3 .h2span1 {
    font-size: 28px !important;
    line-height: 1.22 !important;
  }
  .h_program .h_program_desc {
    max-width: none !important;
    margin-top: 12px;
    font-size: 14px !important;
  }
  .h_program .h_program_txt_box { margin-top: 18px; }
  .h_program_box {
    bottom: 10px;
    padding: 0;
  }
  .h_program_l {
    display: block !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 16px !important;
  }
  .ds_hero_tabs {
    width: 100%;
    gap: 0;
  }
  .ds_hero_tab {
    flex: 1;
    width: auto;
    padding: 8px 6px 10px;
  }
  .ds_hero_tab em { font-size: 11px; }
  .h_program_r_but { display: none !important; }

  /* 02 products */
  .ds_products,
  .h_series {
    height: auto !important;
    margin: 0 !important;
    padding: 36px 0 28px !important;
    overflow: visible;
  }
  .ds_product_shell,
  .ds_products .h_series_box {
    width: 100% !important;
    max-width: none !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 16px;
    display: flex !important;
    flex-direction: column;
    grid-template-columns: 1fr;
  }
  .ds_product_sidebar {
    padding: 0 0 16px;
    border-right: 0;
  }
  .ds_product_sidebar h2 { font-size: 26px; }
  .ds_product_nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-top: 16px;
    gap: 0;
  }
  .ds_product_tab {
    flex: none;
    max-height: none;
    min-height: 72px;
    padding: 12px 10px 12px 34px;
    border-bottom: 1px solid var(--ds-line);
  }
  .ds_product_tab:nth-child(odd) { border-right: 1px solid var(--ds-line); }
  .ds_product_tab span {
    left: 8px;
    top: 12px;
    font-size: 13px;
  }
  .ds_product_tab.is-active span { font-size: 16px; }
  .ds_product_tab em { display: none; }
  .ds_product_more { margin-top: 14px; }
  .ds_product_stage {
    position: relative;
    height: auto;
    min-height: 0;
    overflow: visible;
  }
  .ds_product_panel {
    position: relative;
    inset: auto;
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .ds_product_panel.is-active { display: block; }
  .ds_product_intro {
    position: relative;
    left: auto;
    top: auto;
    max-width: none;
    padding: 16px 4px 0;
  }
  .ds_product_intro h3 { font-size: 22px; }
  .ds_product_scene {
    position: relative;
    height: 250px;
  }
  .ds_product_scene_bg {
    top: 0;
    height: 100%;
  }
  .ds_product_cutout,
  .ds_product_panel[data-product-panel="0"] .ds_product_cutout,
  .ds_product_panel[data-product-panel="1"] .ds_product_cutout,
  .ds_product_panel[data-product-panel="2"] .ds_product_cutout,
  .ds_product_panel[data-product-panel="3"] .ds_product_cutout {
    left: 8%;
    top: 8%;
    width: 84%;
    height: 84%;
    transform: none;
  }
  .ds_product_specs {
    position: relative;
    right: auto;
    top: auto;
    width: auto;
    margin: 12px 0 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .ds_product_specs li { min-height: 44px; }
  .ds_product_thumbs {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    height: auto;
    margin: 12px 0 4px;
    gap: 6px;
  }
  .ds_product_thumb { padding: 6px 4px; }
  .ds_product_thumb img { height: 48px; }
  .ds_product_thumb span { font-size: 9px; }

  /* 03 applications */
  .ds_solutions,
  .h_sol {
    height: auto !important;
    min-height: 0 !important;
    padding: 36px 0 28px !important;
    overflow: visible;
  }
  .ds_solution_inner {
    width: 100% !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 16px !important;
    display: flex;
    flex-direction: column;
    grid-template-columns: 1fr;
  }
  .ds_solution_sidebar {
    display: contents;
    padding: 0;
  }
  .ds_solution_sidebar h2 {
    order: 0;
    margin: 0 0 12px;
    font-size: 26px;
  }
  .ds_solution_stage {
    position: relative;
    order: 1;
    height: 210px;
    margin: 0 0 14px;
  }
  .ds_solution_list {
    order: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-top: 0;
    gap: 8px;
  }
  .ds_solution_tab {
    flex: none;
    min-height: 0;
    max-height: none;
    padding: 8px;
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .ds_solution_tab > img {
    width: 100%;
    height: 86px;
  }
  .ds_solution_tab small { display: none; }
  .ds_solution_tab em { font-size: 10px; }
  .ds_solution_more { order: 3; margin: 12px 0 0; }

  /* 04 custom */
  .custom_service {
    height: auto !important;
    padding: 36px 0 28px !important;
    overflow: visible;
  }
  .custom_service_inner {
    width: 100% !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 16px !important;
    display: flex;
    flex-direction: column;
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .custom_service_left {
    height: auto;
    padding: 0;
    display: block;
  }
  .custom_service_title h2 { font-size: 26px !important; }
  .custom_service_visual {
    height: 240px;
    margin-top: 14px;
  }
  .custom_spec { display: none; }
  .custom_service_grid {
    grid-column: auto !important;
    grid-row: auto !important;
    height: auto;
    grid-template-rows: none;
    border-left: 0;
  }
  .custom_service_card {
    grid-template-columns: 32px 40px minmax(0, 1fr);
    padding: 14px 12px !important;
    gap: 8px;
  }
  .custom_service_icon { width: 40px; height: 40px; }
  .custom_service_card h3 { font-size: 15px !important; }
  .custom_service_card p { font-size: 12px !important; }

  /* 05 why choose */
  .why_choose {
    height: auto !important;
    padding: 36px 0 28px !important;
    overflow: visible;
  }
  .why_choose_inner {
    width: 100% !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 16px !important;
    display: flex;
    flex-direction: column;
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .why_choose_content,
  .why_choose_media {
    grid-column: auto;
    grid-row: auto;
    width: 100%;
    height: auto;
    padding: 0;
    order: 0;
  }
  .why_choose_head h2 { font-size: 26px !important; }
  .why_choose_grid {
    grid-template-columns: 1fr !important;
    grid-template-rows: none;
    flex: none;
  }
  .why_choose_item {
    grid-template-columns: 48px minmax(0, 1fr);
    padding: 14px 12px !important;
  }
  .why_choose_icon { width: 44px; height: 44px; }
  .why_choose_media { height: 280px; }
  .why_choose_media > .why_choose_main_img { height: calc(72% - 4px); }
  .why_choose_thumbs { height: 28%; }
  .why_choose_actions { flex-wrap: wrap; }

  /* 06 footer — keep same mobile stack as shared-chrome (other pages) */
  .home_swi > .swiper-wrapper > .swiper-slide:last-child,
  .home_swi > .swiper-wrapper > .swiper-slide:last-child .h_b_box2,
  .home_footer_screen,
  .home_footer_screen .home_compact_footer,
  .home_compact_footer {
    height: auto !important;
    min-height: 0 !important;
    flex-basis: auto;
  }
  .home_footer_screen { border-top-width: 8px; }
  .home_footer_inner,
  .home_footer_screen .home_footer_inner,
  .site_shared_footer .home_footer_inner {
    height: auto;
    padding: 42px 6% 35px;
    grid-template-columns: 1fr 1fr;
    gap: 30px 22px;
  }
  .home_footer_brand,
  .home_footer_contact,
  .site_shared_footer .home_footer_brand,
  .site_shared_footer .home_footer_contact {
    grid-column: 1 / -1;
  }
  /* Desktop locks interact to column 4 — must reset on mobile or layout collapses. */
  .home_footer_interact,
  .home_footer_screen .home_footer_interact,
  .site_shared_footer .home_footer_interact {
    grid-column: 1 / -1;
    justify-self: start;
    margin-right: 0;
  }
  .home_footer_col h3,
  .site_shared_footer .home_footer_col h3 { font-size: 14px; }
  .home_footer_col a,
  .home_footer_col p,
  .site_shared_footer .home_footer_col a,
  .site_shared_footer .home_footer_col p { font-size: 12px; }
  .home_footer_qr img,
  .site_shared_footer .home_footer_qr img {
    width: 96px;
    height: 96px;
  }
  .home_footer_bottom,
  .site_shared_footer .home_footer_bottom {
    height: 44px;
    font-size: 11px;
  }
}

@media (max-width: 430px) {
  .home_footer_inner,
  .home_footer_screen .home_footer_inner,
  .site_shared_footer .home_footer_inner {
    grid-template-columns: 1fr;
    padding: 36px 6% 28px;
    gap: 22px;
  }
  .home_footer_brand,
  .home_footer_contact,
  .home_footer_interact,
  .site_shared_footer .home_footer_brand,
  .site_shared_footer .home_footer_contact,
  .site_shared_footer .home_footer_interact {
    grid-column: auto;
  }
  .home_footer_qr,
  .site_shared_footer .home_footer_qr { gap: 10px; }
  .home_footer_qr img,
  .site_shared_footer .home_footer_qr img {
    width: 88px;
    height: 88px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ds_product_panel,
  .home_screen_progress i::after,
  .ds_product_tab,
  .ds_product_tab::before { transition: none !important; }
  .ds_scan_video { display: none; }
  .ds_scan_media {
    background: url('../../uploads/images/home-ai/hero-scan-poster-v1.webp') center / cover no-repeat;
  }
  .ds_product_scene::before,
  .ds_product_scene_bg,
  .ds_product_laser::after { animation: none !important; }
}

@media (max-width: 767px) {
  .ds_scan_video {
    object-fit: cover;
    object-position: 62% center;
  }
  .ds_scan_hero::after {
    background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.36) 55%, rgba(255,255,255,.80));
  }
}