/**
 * Gobel Power Home ESS Premium Minimalist Design System
 * Apple-Style Light Minimalist Aesthetics & Precision Hardware Hierarchy
 * Location: ui/css/ess_design_system.css
 *
 * @package Gobel Power
 * @version 2026.09.13
 */

/* ============ Suppress Zen Cart Redundant Header ============ */
#ezpages > article > h1,
.page-heading {
  display: none !important;
}

/* ============ Background & Scroll Flow Reset ============ */
html,
body,
#productinfoBody,
#wrapper,
.main_body,
#bodyblock,
#contentMainWrapper {
  background: #ffffff !important;
  background-color: #ffffff !important;
  overflow-x: clip !important;
  overflow-y: visible !important;
}

/* ============ Tokens ============ */
:root {
  --bg: #ffffff;
  --mist: #f5f5f7;
  --ink: #1d1d1f;
  --ink-2: #424245;
  --gray: #6e6e73;
  --gray-3: #86868b;
  --line: #e6e6ea;
  --line-2: #d9d9de;
  --dark: #0b0b0d;
  --dark-text: #f5f5f7;
  --dark-gray: #98989d;
  --amber: #e8760c;
  --amber-hover: #cf6708;
  --amber-deep: #a9520a;
  --amber-tint: #fbf1e4;
  --amber-line: #eed4b4;
  --amber-glow: #f2a13c;

  /* Typography */
  --font-display: 'Archivo', -apple-system, 'Segoe UI', sans-serif;
  --font-body: 'Instrument Sans', -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Compatibility Aliases */
  --ess-bg: var(--bg);
  --ess-surface: var(--bg);
  --ess-surface-2: var(--mist);
  --ess-ink: var(--ink);
  --ess-ink-2: var(--ink-2);
  --ess-slate: var(--gray);
  --ess-muted: var(--gray-3);
  --ess-line: var(--line);
  --ess-line-soft: var(--line);
  --ess-orange: var(--amber);
  --ess-orange-hover: var(--amber-hover);
  --ess-orange-light: var(--amber-tint);
  --ess-orange-border: var(--amber-line);
}

/* ============ Base Reset & Utility Classes ============ */
.ess-container {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding: 0;
  margin: 0 auto;
  width: 100%;
}
.ess-container *,
.ess-container *::before,
.ess-container *::after {
  box-sizing: border-box;
}
.ess-container img,
.ess-container svg {
  display: block;
  max-width: 100%;
}
.ess-container a {
  color: inherit;
}
.ess-container button {
  font: inherit;
}
.ess-container ::selection {
  background: var(--amber-tint);
  color: var(--amber-deep);
}
.ess-container :focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
  border-radius: 4px;
}

.wrap {
  width: min(1120px, calc(100% - 48px));
  margin-inline: auto;
}
.sec {
  padding: 112px 0;
}
.sec-mist {
  background: var(--mist);
}
[id] {
  scroll-margin-top: 84px;
}

/* ============ Type Utilities ============ */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber-deep);
}
.display {
  margin-top: 16px;
  font-family: var(--font-display);
  font-weight: 650;
  font-stretch: 118%;
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--ink);
}
.lede {
  margin-top: 16px;
  font-size: 17.5px;
  line-height: 1.55;
  color: var(--gray);
  max-width: 640px;
}

/* ============ Buttons & Links ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 0;
  cursor: pointer;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 15.5px;
  line-height: 1;
  padding: 16px 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn-primary {
  background: var(--ink);
  color: #fff !important;
}
.btn-primary:hover {
  background: #000;
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
}
.btn-sm {
  padding: 11px 18px;
  font-size: 13.5px;
}
.btn-amber {
  background: var(--amber);
  color: #2a1704 !important;
}
.btn-amber:hover {
  background: var(--amber-hover);
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(232, 118, 12, 0.28);
}
.btn-ghost {
  background: #fff;
  border: 1px solid var(--line-2);
  color: var(--ink) !important;
}
.btn-ghost:hover {
  border-color: #b9b9c0;
}
.btn-ghost-dark {
  background: transparent;
  border: 1px solid #3a3a40;
  color: var(--dark-text) !important;
}
.btn-ghost-dark:hover {
  border-color: #6a6a72;
  background: rgba(255, 255, 255, 0.05);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 15px;
  color: var(--amber-deep) !important;
  text-decoration: none;
}
.link-arrow:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.link-arrow .a {
  transition: transform 0.2s ease;
}
.link-arrow:hover .a {
  transform: translateX(2px);
}
.link-arrow.up:hover .a {
  transform: translate(1px, -1px);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--mist);
  border: 1px solid var(--line);
  padding: 5px 11px;
  border-radius: 999px;
  text-decoration: none;
  white-space: nowrap;
}
a.chip {
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
a.chip:hover {
  border-color: var(--amber-line);
  background: var(--amber-tint);
}
.chip-amber {
  background: var(--amber-tint);
  border-color: var(--amber-line);
  color: var(--amber-deep);
}

/* ============ Sticky Subnav ============ */
.nav,
.ess-subnav {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: saturate(1.6) blur(16px);
  backdrop-filter: saturate(1.6) blur(16px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  width: 100%;
  margin-top: 0;
}
@media (min-width: 640px) {
  .nav,
  .ess-subnav {
    top: 48px;
    margin-top: 48px; /* 640px以上top为48px，上面空出48px */
  }
}
.nav.scrolled,
.ess-subnav.scrolled,
.ess-subnav.is-stuck {
  border-bottom-color: var(--line);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
}
.nav-in,
.ess-subnav-inner {
  height: 62px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}
.brand,
.ess-subnav-title {
  justify-self: start;
  font-weight: 650;
  font-size: 15.5px;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 320px;
}
.nav-links,
.ess-subnav-menu {
  display: flex;
  gap: 30px;
  justify-content: center;
}
.nav-links a,
.ess-subnav-link {
  font-family: var(--font-body);
  font-size: 13.5px;
  color: var(--gray);
  text-decoration: none;
  transition: color 0.2s ease;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 0;
}
.nav-links a:hover,
.ess-subnav-link:hover,
.ess-subnav-link.is-active {
  color: var(--ink);
  font-weight: 600;
}
.nav-cta,
.ess-subnav-actions {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 12px;
}
.ess-subnav-actions .btn,
.ess-subnav-actions .btn-sm {
  padding: 8px 18px !important;
}
.ess-subnav-price {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14.5px;
  color: var(--ink);
  letter-spacing: -0.01em;
  white-space: nowrap;
}
@media (max-width: 768px) {
  .ess-subnav-price {
    display: none !important;
  }
}
.ess-subnav-toggle {
  display: none;
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 8px;
  cursor: pointer;
  color: var(--ink);
}
.ess-subnav-chevron {
  transition: transform 0.2s ease;
}
.ess-subnav.is-open .ess-subnav-chevron {
  transform: rotate(180deg);
}
.ess-subnav-dropdown {
  display: none;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--line);
  padding: 12px 24px 18px;
}
.ess-subnav.is-open .ess-subnav-dropdown {
  display: grid;
  gap: 8px;
}
.ess-dropdown-link {
  background: none;
  border: none;
  text-align: left;
  padding: 10px 0;
  font-size: 15px;
  color: var(--gray);
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}
.ess-dropdown-link:last-child {
  border-bottom: none;
}
.ess-dropdown-link.is-active {
  color: var(--amber-deep);
  font-weight: 600;
}

/* ============ Hero ============ */
.hero {
  padding: 50px 0 0;
  text-align: center;
}
.hero .flag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  vertical-align: middle;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 13px;
  margin-bottom: 26px;
  background: #fff;
}
.hero .flag img {
  width: 16px;
  height: 11px;
  object-fit: cover;
  border-radius: 1.5px;
}
.hero h1,
.hero h1.hero-title {
  margin-top: 22px;
  margin-bottom: 0;
  text-align: center;
}
.hero h1 .hero-title-main,
.hero h1.hero-title .hero-title-main {
  display: block;
  font-family: var(--font-display);
  font-weight: 660;
  font-stretch: 122%;
  font-size: clamp(52px, 7.6vw, 104px);
  line-height: 0.97;
  letter-spacing: -0.028em;
  color: var(--ink);
}
.hero-title-main .series-name,
.hero-title-main .series-no {
  display: block;
  text-align: center;
}
.hero .sub,
.hero h1 .sub {
  display: block;
  margin-top: 18px;
  font-family: var(--font-body);
  font-size: clamp(18px, 2.2vw, 24px);
  color: var(--gray);
  font-weight: 450;
  line-height: 1.4;
  letter-spacing: normal;
}

/* 3格核心参数亮点微卡片 (Key specifications) */
.stats {
  margin: 56px auto 0 !important;
  max-width: 840px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: center;
  padding: 6px 0;
  box-sizing: border-box;
}
.stat {
  padding: 6px 10px;
}
.stat + .stat {
  border-left: 1px solid var(--line);
}
.stat b {
  font-family: var(--font-display);
  font-weight: 630;
  font-stretch: 122%;
  font-size: clamp(38px, 4.8vw, 62px);
  letter-spacing: -0.02em;
  color: var(--ink);
  display: block;
}
.stat b .unit {
  font-size: 0.4em;
  font-weight: 560;
  color: var(--gray);
  letter-spacing: 0.01em;
  margin-left: 3px;
}
.stat small {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--gray-3);
  text-transform: uppercase;
}

/* ============ Hero Commerce Card (Apple-Style Precision Console) ============ */
.hero-commerce-card {
  margin: 36px auto 0;
  max-width: 760px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 24px;
  padding: 24px 28px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
  text-align: left;
  position: relative;
  box-sizing: border-box;
}

/* 1. 顶栏：价格与货币选择器 */
.hcc-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}
.hcc-price-box {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hcc-price-main {
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
  flex-wrap: wrap;
}
.hcc-sym {
  font-family: var(--font-body);
  font-size: 26px;
  font-weight: 700;
  color: #fc8c14 !important;
  line-height: 1;
}
.hcc-val {
  font-family: var(--font-body);
  font-size: clamp(32px, 3.6vw, 42px);
  font-weight: 750;
  letter-spacing: -0.025em;
  color: #fc8c14 !important;
  line-height: 1;
}
.hcc-unit {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gray);
  margin-left: 5px;
  letter-spacing: 0.02em;
}
.hcc-was {
  font-family: var(--font-mono);
  font-size: 14.5px;
  color: var(--gray-3);
  text-decoration: line-through;
  margin-left: 10px;
}
.hcc-discount-tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #0d824d;
  background: #eafaf1;
  border: 1px solid #b7edd1;
  padding: 3px 8px;
  border-radius: 999px;
  margin-left: 8px;
  vertical-align: middle;
}
.hcc-price-sub {
  font-size: 12.5px;
  color: var(--gray-3);
  letter-spacing: -0.01em;
}

/* 货币切换选择器 */
.hcc-currency-wrap {
  position: relative;
  z-index: 20;
}
.hcc-currency-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink);
  transition: all 0.2s ease;
}
.hcc-currency-btn:hover {
  background: #fff;
  border-color: var(--line-2);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}
.hcc-globe-icon {
  color: var(--gray);
}
.hcc-curr-label {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}
.hcc-curr-sym {
  color: var(--gray);
}
.hcc-chevron-icon {
  color: var(--gray);
  transition: transform 0.2s ease;
}
.hcc-currency-wrap.is-open .hcc-chevron-icon {
  transform: rotate(180deg);
}
.hcc-currency-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 220px;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.12);
  padding: 8px;
  max-height: 280px;
  overflow-y: auto;
}
.hcc-currency-wrap.is-open .hcc-currency-menu {
  display: block;
}
.hcc-cur-menu-header {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-3);
  padding: 6px 10px 4px;
}
.hcc-cur-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 13px;
  color: var(--ink);
  transition: background 0.15s ease;
}
.hcc-cur-item:hover {
  background: var(--mist);
}
.hcc-cur-item.is-active {
  background: var(--amber-tint);
  color: var(--amber-deep);
  font-weight: 600;
}
.hcc-cur-item-code {
  font-family: var(--font-mono);
  font-weight: 600;
  width: 38px;
}
.hcc-cur-item-name {
  flex: 1;
  margin: 0 8px;
  font-size: 12px;
  color: var(--gray);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.hcc-cur-item-sym {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray-3);
}

/* 2. 中栏：型号选择与实时硬件参数解析 */
.hcc-models-section {
  margin-top: 18px;
}
.hcc-models-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.hcc-models-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-3);
}
.hcc-models-count {
  font-size: 11.5px;
  color: var(--gray);
}
.hcc-models-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}
.hcc-model-card {
  border: 1.5px solid var(--line);
  background: #ffffff;
  border-radius: 14px;
  padding: 12px 18px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  outline: none;
  display: flex;
  align-items: center;
  box-sizing: border-box;
  width: 100%;
}
.hcc-model-card:hover {
  border-color: var(--line-2);
  background: #fafafc;
  transform: translateX(2px);
}
.hcc-model-card.is-active {
  border-color: var(--ink);
  background: #fbfbfd;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}
.hcc-model-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
}
.hcc-model-radio {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid var(--line-2);
  display: inline-block;
  flex-shrink: 0;
  position: relative;
  transition: all 0.2s ease;
}
.hcc-model-card.is-active .hcc-model-radio {
  border-color: var(--ink);
  background: var(--ink);
}
.hcc-model-card.is-active .hcc-model-radio::after {
  content: '';
  position: absolute;
  top: 4px;
  left: 4px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #fff;
}
.hcc-model-name {
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  flex: 1;
  word-break: break-all;
}
.hcc-model-diff {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--amber-deep);
  background: var(--amber-tint);
  border: 1px solid var(--amber-line);
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

/* 实时解码硬件规格条 */
.hcc-spec-decoder {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
  padding: 12px 14px;
  background: #f7f7f9;
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: 14px;
}
.hcc-spec-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.07);
  padding: 5px 12px;
  border-radius: 999px;
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}
.hcc-spec-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.hcc-spec-svg {
  width: 14px;
  height: 14px;
  color: var(--gray-3);
  stroke: currentColor;
  display: inline-block;
  vertical-align: middle;
  transition: color 0.15s ease;
}
.hcc-spec-pill:hover .hcc-spec-svg {
  color: #fc8c14;
}
.hcc-spec-cat {
  font-weight: 500;
  color: var(--gray);
  font-size: 12px;
}
.hcc-spec-val {
  font-weight: 600;
  color: var(--ink);
}

/* 分割线 */
.hcc-line {
  height: 1px;
  background: var(--line);
  margin: 18px 0;
}

/* 3. 底栏：加车操作与批量咨询通道 */
.hcc-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.hcc-action-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.hcc-cart-form {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 0;
}
.btn-brand-orange,
.hcc-btn-cart {
  height: 48px !important;
  padding: 0 28px !important;
  font-size: 15px !important;
  font-weight: 600 !important;
  background: #fc8c14 !important;
  color: #ffffff !important;
  border-radius: 999px !important;
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 14px rgba(252, 140, 20, 0.28);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.btn-brand-orange:hover,
.hcc-btn-cart:hover {
  background: #e0770b !important;
  transform: translateY(-1.5px);
  box-shadow: 0 10px 25px rgba(252, 140, 20, 0.38);
}
.btn-brand-orange:active,
.hcc-btn-cart:active {
  transform: translateY(0);
  box-shadow: 0 4px 10px rgba(252, 140, 20, 0.25);
}
.btn-brand-orange.btn-sm {
  height: 38px !important;
  padding: 0 18px !important;
  font-size: 13.5px !important;
}
.hcc-oem-group {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
}
.hcc-oem-prompt {
  font-size: 12.5px;
  color: var(--gray-3);
  margin-bottom: 2px;
}
.hcc-oem-group .link-arrow {
  font-size: 14px;
}

/* 询价模式面板 */
.hcc-call-mode {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hcc-call-desc {
  margin: 8px 0 0;
  font-size: 13.5px;
  color: var(--gray);
}
.hcc-call-action {
  display: flex;
  align-items: center;
}

/* 移动端适配 */
@media (max-width: 680px) {
  .hero-commerce-card {
    padding: 18px 16px;
    margin-top: 24px;
  }
  .hcc-top {
    flex-direction: column;
    gap: 14px;
  }
  .hcc-currency-wrap {
    width: 100%;
  }
  .hcc-currency-btn {
    width: 100%;
    justify-content: space-between;
  }
  .hcc-currency-menu {
    width: 100%;
  }
  .hcc-bottom {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }
  .hcc-action-group,
  .hcc-cart-form {
    width: 100%;
    display: flex;
  }
  .hcc-btn-cart {
    flex: 1;
    justify-content: center;
  }
  .hcc-oem-group {
    align-items: center;
    text-align: center;
  }
}

/* CTA 行 (按纽与 OEM 咨询区精确上下对齐) */
.cta-row {
  margin-top: 48px !important;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
}
.cta-row .btn,
.cta-row .btn-primary {
  height: 52px;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 28px;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1;
  border-radius: 999px;
  margin: 0;
  vertical-align: middle;
}
.cta-row form {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 52px;
  margin: 0;
  padding: 0;
}
.cta-row .ess-qty-control {
  height: 52px;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  margin: 0;
}
.oem {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: left;
  height: 52px;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
.oem p,
.oem .q {
  margin: 0 0 6px 0 !important;
  padding: 0 !important;
  font-size: 14px;
  line-height: 1.25;
  color: var(--gray-3);
  white-space: nowrap;
}
.oem .link-arrow {
  margin: 0 !important;
  padding: 0 !important;
  font-size: 15px;
  line-height: 1.25;
  color: var(--amber-deep) !important;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
}

/* 产品展示舞台 (Stage Gallery) */
.stage {
  margin: 76px auto 0;
  max-width: 640px;
  padding: 0 12px;
  background: radial-gradient(62% 58% at 50% 42%, #f1f1ee 0%, rgba(241, 241, 238, 0) 72%);
  position: relative;
}
.stage-main-view {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.stage-main-img {
  width: auto;
  max-width: 100%;
  max-height: 480px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 30px 42px rgba(29, 29, 31, 0.10));
  transition: transform 0.3s ease;
  cursor: zoom-in;
}
.stage-zoom-badge {
  position: absolute;
  right: 14px;
  bottom: 14px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--ink);
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  transition: background 0.2s ease, transform 0.2s ease;
}
.stage-zoom-badge:hover {
  background: #fff;
  transform: scale(1.06);
}
.stage-thumbs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.stage-thumb-btn {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  border: 1.5px solid var(--line);
  background: #fff;
  padding: 4px;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.stage-thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.stage-thumb-btn:hover {
  border-color: #b9b9c0;
}
.stage-thumb-btn.active {
  border-color: var(--amber);
  box-shadow: 0 0 0 1px var(--amber);
}

/* 工厂报价与物流说明条带 (Band) */
.band {
  margin-top: 72px;
  padding-bottom: 96px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  text-align: left;
}
.note {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 24px 26px;
}
.note .chips {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.note p {
  margin-top: 13px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--gray);
}

/* ============ Inverter Strip ============ */
.strip-in {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  padding: 26px 0;
  text-align: center;
}
.strip-in .bolt {
  color: var(--amber);
  flex: none;
}
.strip-in strong {
  font-size: 15.5px;
  font-weight: 650;
  color: var(--ink);
}
.strip-in .txt {
  font-size: 15px;
  color: var(--gray);
}

/* ============ Closer (Specs & Cards) ============ */
.closer-grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 24px;
  align-items: start;
  text-align: left;
}
.panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 30px 32px;
}
.panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.panel-top h3 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin: 0;
}
.rows {
  margin-top: 18px;
  border-top: 1px solid var(--line);
}
.row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}
.row:last-child {
  border-bottom: 0;
}
.row dt {
  font-size: 14px;
  color: var(--gray);
}
.row dd {
  font-size: 15px;
  font-weight: 520;
  color: var(--ink);
  margin: 0;
}
.fineprint {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--gray-3);
}

.stack {
  display: grid;
  gap: 22px;
}
.card {
  background: var(--mist);
  border-radius: 26px;
  padding: 26px 28px;
}
.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.card-top h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin: 0;
}
.card .chip {
  background: #fff;
}
.list {
  margin-top: 18px;
  display: grid;
  gap: 15px;
}
.item {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 11px;
  align-items: start;
}
.item .sq {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--amber);
  justify-self: center;
  margin-top: 7.5px;
  flex: none;
}
.item p {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--gray);
  margin: 0;
}
.item strong {
  color: var(--ink);
  font-weight: 600;
}

/* ============ FAQ / Accordions ============ */
.card.faq,
.dl-panel {
  padding: 12px 28px 14px;
}
.acc {
  border-top: 1px solid var(--line);
}
.card.faq .acc:first-of-type,
.dl-panel .acc:first-of-type {
  border-top: 0;
}
.acc summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
}
.acc summary::-webkit-details-marker {
  display: none;
}
.acc summary:hover {
  color: #000;
}
.chev {
  flex: none;
  margin-left: auto;
  color: var(--gray-3);
  transition: transform 0.25s ease;
}
.acc[open] .chev {
  transform: rotate(180deg);
}
.count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
  white-space: nowrap;
}
.ans {
  padding: 0 28px 18px 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--gray);
  max-width: 60ch;
}
.ans a {
  color: var(--amber-deep);
  font-weight: 600;
  text-decoration: none;
}
.ans a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============ Downloads ============ */
.dl-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 56px;
  align-items: start;
  text-align: left;
}
.help {
  margin-top: 38px;
  background: #fff;
  border-radius: 22px;
  padding: 24px;
  max-width: 460px;
  border: 1px solid var(--line);
}
.help-ic {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--amber-tint);
  color: var(--amber-deep);
  display: grid;
  place-items: center;
}
.help h4 {
  margin-top: 14px;
  font-size: 16.5px;
  font-weight: 650;
  margin-bottom: 6px;
}
.help p {
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--gray);
  margin: 0;
}
.help-btns {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.dl-panel {
  background: #fff;
  border-radius: 26px;
  padding: 8px 30px 10px;
  border: 1px solid var(--line);
}
.dl-panel .ans {
  padding-bottom: 17px;
}
.dl-file-list {
  display: grid;
  gap: 8px;
  padding: 6px 0 16px;
}
.dl-file-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: var(--mist);
  border-radius: 12px;
  text-decoration: none;
  transition: background 0.18s ease, transform 0.18s ease;
}
.dl-file-row:hover {
  background: #ebebee;
  transform: translateX(2px);
}
.dl-file-left {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
}
.dl-file-left svg {
  flex: none;
  color: var(--gray-3);
}
.dl-file-name {
  font-size: 14px;
  font-weight: 550;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.dl-file-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}
.dl-file-type {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  color: var(--gray);
  background: #fff;
  padding: 2px 7px;
  border-radius: 6px;
  border: 1px solid var(--line);
}
.dl-file-size {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gray-3);
}
.dl-file-down-icon,
.dl-file-link-icon {
  color: var(--amber-deep);
  flex: none;
  transition: transform 0.18s ease;
}
.dl-file-row:hover .dl-file-down-icon {
  transform: translateY(1.5px);
}
.dl-file-row:hover .dl-file-link-icon {
  transform: translate(1.5px, -1.5px);
}

/* ============ Customizer ============ */
.cus-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.opts {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  text-align: left;
}
.group {
  background: var(--mist);
  border: 0;
  border-radius: 26px;
  padding: 22px 24px 24px;
}
.g-top {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}
.num {
  width: 23px;
  height: 23px;
  flex: none;
  border-radius: 7px;
  background: var(--amber);
  color: #1d1d1f;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  display: grid;
  place-items: center;
}
.g-name {
  font-size: 16.5px;
  font-weight: 650;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.g-hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-3);
  white-space: nowrap;
}
.opts-list {
  margin-top: 16px;
  display: grid;
  gap: 10px;
}
.opt {
  position: relative;
  display: block;
  cursor: pointer;
}
.opt input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.opt-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 15px;
  padding: 14px 16px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}
.opt:hover .opt-card {
  border-color: #c2c2c9;
}
.opt input:focus-visible + .opt-card {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}
.opt input:checked + .opt-card {
  border-color: var(--amber);
  box-shadow: inset 0 0 0 1px var(--amber);
  background: var(--amber-tint);
}
.dot {
  width: 19px;
  height: 19px;
  flex: none;
  border-radius: 50%;
  border: 1.5px solid #c6c6cc;
  background: #fff;
  position: relative;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.dot.sq {
  border-radius: 5px;
}
.dot.chk::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 4.5px;
  width: 8px;
  height: 4.5px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
  opacity: 0;
  transition: opacity 0.15s ease;
}
.opt input:checked + .opt-card .dot {
  border-color: var(--amber);
  box-shadow: inset 0 0 0 5px var(--amber);
}
.opt input:checked + .opt-card .dot.chk {
  box-shadow: inset 0 0 0 19px var(--amber);
}
.opt input:checked + .opt-card .dot.chk::after {
  opacity: 1;
}
.o-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}
.o-tag {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--gray);
  text-align: right;
  line-height: 1.35;
}

/* ============ Spec Plate (Signature) ============ */
.plaque {
  margin-top: 26px;
  background: linear-gradient(180deg, #131316, #0a0a0c);
  border: 1px solid #2a2a2e;
  border-radius: 28px;
  padding: 30px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.pl-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin: 0;
}
.code {
  margin-top: 12px;
  margin-bottom: 0;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(17px, 2.6vw, 29px);
  letter-spacing: 0.02em;
  color: var(--dark-text);
  overflow-wrap: anywhere;
}
.code .d {
  color: var(--amber-glow);
}
.code .dash {
  color: #55555c;
  padding: 0 1px;
}
.code.flash {
  animation: flash 0.5s ease;
}
@keyframes flash {
  from {
    opacity: 0.35;
  }
  to {
    opacity: 1;
  }
}
.pl-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  flex: none;
}

/* ============ Inquiry Drawer ============ */
.ess-inquiry-drawer {
  margin-top: 24px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 30px 34px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.06);
}
.ess-inq-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
}
.ess-inq-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 650;
  margin: 6px 0;
}
.ess-inq-sub {
  font-size: 14.5px;
  color: var(--gray);
  margin: 0;
  max-width: 600px;
}
.ess-inq-close-btn {
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 16px;
}
.ess-inq-spec-strip {
  margin-top: 20px;
  padding: 12px 18px;
  background: var(--amber-tint);
  border: 1px solid var(--amber-line);
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13.5px;
}
.ess-inq-spec-strip strong {
  font-family: var(--font-mono);
  color: var(--amber-deep);
}
.ess-inq-form {
  margin-top: 22px;
  display: grid;
  gap: 16px;
}
.ess-inq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.ess-inq-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}
.ess-inq-input,
.ess-inq-select,
.ess-inq-textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 14.5px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-2);
  border-radius: 12px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.ess-inq-input:focus,
.ess-inq-select:focus,
.ess-inq-textarea:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-tint);
}
.ess-inq-actions {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

/* ============ Quantity and Add to Cart Form ============ */
.ess-purchase-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 18px;
}
.ess-qty-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: #fff;
  padding: 4px;
}
.ess-qty-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: var(--mist);
  color: var(--ink);
  font-size: 18px;
  cursor: pointer;
  display: grid;
  place-items: center;
}
.ess-qty-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.ess-qty-input {
  width: 48px;
  border: none;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  background: transparent;
  -moz-appearance: textfield;
}
.ess-qty-input::-webkit-outer-spin-button,
.ess-qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.ess-subtotal-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--gray);
  margin-top: 12px;
}
.ess-subtotal-val {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--ink);
}

/* ============ Detailed Intro Panel ============ */
.ess-detailed-intro-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 34px 36px;
  margin-top: 48px;
  opacity: 1 !important;
  visibility: visible !important;
  display: block !important;
}
.ess-detailed-intro-body {
  display: flow-root;
  clear: both;
  width: 100%;
  color: var(--ink-2);
  word-break: break-word;
  line-height: 1.75;
}
.ess-detailed-intro-body::after {
  content: "";
  display: table;
  clear: both;
}
.ess-detailed-intro-panel table,
.ess-detailed-intro-body table {
  width: 100% !important;
  max-width: 100% !important;
  border-collapse: collapse;
  margin: 20px 0;
}
.ess-detailed-intro-panel td,
.ess-detailed-intro-panel th,
.ess-detailed-intro-body td,
.ess-detailed-intro-body th {
  padding: 10px 14px;
  border: 1px solid var(--line);
}
.ess-detailed-intro-panel img,
.ess-detailed-intro-body img {
  border-radius: 14px;
  margin: 16px auto;
  max-width: 100% !important;
  height: auto !important;
  display: block;
}

/* ============ Support Panel / Brand Footer ============ */
.ess-support-panel {
  background: var(--mist);
  border-radius: 26px;
  padding: 34px 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}
.ess-support-panel h2 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 650;
  margin: 0 0 8px;
  color: var(--ink);
}
.ess-support-panel p {
  font-size: 15px;
  color: var(--gray);
  margin: 0;
  max-width: 680px;
}

/* ============ Footer ============ */
.foot {
  border-top: 1px solid var(--line);
  padding: 44px 0 54px;
}
.foot-in {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.foot-brand b {
  display: block;
  font-size: 15px;
  font-weight: 650;
  color: var(--ink);
}
.foot-brand span {
  display: block;
  margin-top: 3px;
  font-size: 13.5px;
  color: var(--gray);
}
.foot-right {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}
.foot-right a,
.foot-right span {
  font-size: 13.5px;
  color: var(--gray);
  text-decoration: none;
}
.foot-right a:hover {
  color: var(--ink);
}
.foot-code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gray-3);
}

/* ============ Dialogs ============ */
dialog:not([open]),
.ess-dialog:not([open]),
.ess-dialog-compat:not([open]) {
  display: none !important;
}

.ess-dialog {
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 26px 30px;
  background: #fff;
  max-width: 640px;
  width: calc(100% - 32px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.18);
}
.ess-dialog::backdrop {
  background: rgba(11, 11, 13, 0.6);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.ess-dialog-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.ess-dialog-top h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 650;
  margin: 0;
}
.ess-dialog-close {
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 16px;
}
.ess-dialog-body {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--gray);
}
.ess-dialog-body ul {
  padding-left: 20px;
  margin: 14px 0;
}
.ess-dialog-body li {
  margin-bottom: 8px;
}
.ess-dialog-body strong {
  color: var(--ink);
}

/* ============ Inverter Compatibility Dialog & Table ============ */
.ess-dialog-compat {
  max-width: 880px;
  width: calc(100% - 32px);
  max-height: 88vh;
  padding: 24px 28px;
  overflow: hidden;
  box-sizing: border-box;
}
.ess-dialog-compat[open] {
  display: flex;
  flex-direction: column;
}
.ess-dialog-compat-desc {
  font-size: 13.5px;
  color: var(--gray);
  margin: 0;
  line-height: 1.5;
}
.ess-compat-tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(252, 140, 20, 0.12);
  color: var(--amber-deep);
}
.ess-compat-controls {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}
.ess-compat-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.ess-compat-search-icon {
  position: absolute;
  left: 14px;
  color: var(--gray-3);
  pointer-events: none;
}
.ess-compat-search-input {
  width: 100%;
  height: 42px;
  padding: 0 38px 0 40px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--mist);
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s, background-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}
.ess-compat-search-input:focus {
  background: #fff;
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(252, 140, 20, 0.15);
}
.ess-compat-search-clear {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  font-size: 18px;
  line-height: 1;
  color: var(--gray-3);
  cursor: pointer;
  padding: 4px;
  display: none;
}
.ess-compat-filters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}
.ess-compat-filter-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.ess-compat-pill-btn {
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--gray);
  cursor: pointer;
  transition: all 0.15s ease;
}
.ess-compat-pill-btn:hover {
  background: var(--mist);
  color: var(--ink);
}
.ess-compat-pill-btn.is-active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.ess-compat-count-badge {
  font-size: 12px;
  color: var(--gray-3);
  font-family: var(--font-mono);
}
.ess-compat-table-wrapper {
  flex: 1;
  min-height: 200px;
  max-height: 48vh;
  overflow-y: auto;
  overflow-x: auto;
  margin: 14px 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}
.ess-compat-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13.5px;
  text-align: center;
}
.ess-compat-table thead {
  position: sticky;
  top: 0;
  z-index: 3;
  background: #f8fafc;
}
.ess-compat-table th {
  padding: 10px 14px;
  font-weight: 650;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.ess-compat-table th.th-bms-group {
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-left: 1px solid var(--line);
  background: #f1f5f9;
}
.ess-compat-table th.th-pcbms {
  color: #006699;
}
.ess-compat-table th.th-jkbms {
  color: var(--amber-deep);
}
.ess-compat-table th.th-brand {
  text-align: left;
  padding-left: 20px;
  width: 28%;
}
.ess-compat-table th.th-sub {
  font-size: 12px;
  color: var(--gray);
  font-weight: 600;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}
.ess-compat-table th.th-sub-first {
  border-left: 1px solid var(--line);
}
.ess-compat-table td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  vertical-align: middle;
  transition: background-color 0.12s ease;
}
.ess-compat-table tr:hover td {
  background: rgba(252, 140, 20, 0.035);
}
.ess-compat-table td.cell-brand {
  text-align: left;
  font-weight: 600;
  color: var(--ink);
  padding-left: 20px;
  white-space: nowrap;
}
.ess-compat-table td.cell-border-left {
  border-left: 1px solid rgba(0, 0, 0, 0.05);
}
.compat-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.12);
  color: #10b981;
}
.compat-dash {
  display: inline-block;
  color: var(--gray-3);
  font-weight: 500;
  font-size: 15px;
}
.compat-legend {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--gray);
}
.compat-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.ess-compat-dialog-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.ess-compat-checklist-preview {
  background: var(--mist);
  border-radius: 12px;
  padding: 10px 16px;
  margin-bottom: 12px;
}
.ess-compat-checklist-preview summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  color: var(--ink);
  outline: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ess-compat-checklist-preview ul {
  margin: 8px 0 0 0;
  padding-left: 18px;
  font-size: 12.5px;
  color: var(--gray);
  line-height: 1.5;
}
.ess-compat-checklist-preview li {
  margin-bottom: 4px;
}
.ess-compat-footer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
@media (max-width: 768px) {
  .ess-dialog-compat {
    padding: 18px 16px;
    max-height: 94vh;
    border-radius: 20px;
  }
  .ess-compat-table-wrapper {
    max-height: 42vh;
  }
  .ess-compat-table th, .ess-compat-table td {
    padding: 8px 10px;
    font-size: 12.5px;
  }
  .ess-compat-table td.cell-brand {
    padding-left: 12px;
  }
}

/* ============ Mobile Bottom Buybar ============ */
.ess-mobile-buybar {
  display: none;
}
@media (max-width: 768px) {
  .ess-mobile-buybar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 90;
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-top: 1px solid var(--line);
    padding: 10px 16px;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.06);
  }
  .ess-mobile-buybar-info small {
    display: block;
    font-size: 11px;
    color: var(--gray);
    text-transform: uppercase;
  }
  .ess-mobile-buybar-info strong {
    font-family: var(--font-mono);
    font-size: 17px;
    color: var(--ink);
  }
  .ess-mobile-add-btn {
    background: var(--ink);
    color: #fff;
    border: none;
    border-radius: 999px;
    padding: 11px 22px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
  }
}

/* ============ Reveal ============ */
.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.js .reveal.in {
  opacity: 1;
  transform: none;
}

/* ============ Responsive ============ */
@media (max-width: 1020px) {
  .closer-grid {
    grid-template-columns: 1fr;
  }
  .dl-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }
}
@media (max-width: 940px) {
  .nav-links,
  .ess-subnav-menu {
    display: none;
  }
  .nav-in,
  .ess-subnav-inner {
    grid-template-columns: 1fr auto;
    gap: 12px;
  }
  .ess-subnav-title {
    max-width: calc(100vw - 210px);
    min-width: 0;
  }
  .ess-subnav-toggle {
    display: inline-flex;
  }
}
@media (max-width: 860px) {
  .opts {
    grid-template-columns: 1fr;
  }
  .plaque {
    flex-direction: column;
    align-items: flex-start;
    padding: 26px 26px 28px;
  }
  .band {
    grid-template-columns: 1fr;
    padding-bottom: 72px;
  }
  .cta-row {
    flex-direction: column;
    gap: 22px;
    align-items: center;
  }
  .oem {
    text-align: center;
    align-items: center;
    height: auto;
  }
  .oem p,
  .oem .q {
    margin: 0 0 6px 0 !important;
    white-space: normal;
  }
  .oem .link-arrow {
    white-space: normal;
  }
  .sec {
    padding: 84px 0;
  }
  .ess-inq-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 560px) {
  .wrap {
    width: calc(100% - 40px);
  }
  .brand,
  .ess-subnav-title {
    font-size: 13.5px;
    max-width: calc(100vw - 170px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .nav-cta .btn-sm {
    padding: 10px 14px;
    font-size: 13px;
  }
  .ess-subnav-actions {
    gap: 8px;
  }
  .ess-subnav-actions .btn-sm {
    padding: 7px 14px !important;
    font-size: 12.5px !important;
  }
  .eyebrow {
    letter-spacing: 0.12em;
  }
  .stat b {
    font-size: 34px;
  }
  .stat {
    padding: 4px 6px;
  }
  .stat small {
    font-size: 10px;
    letter-spacing: 0.1em;
  }
  .row {
    grid-template-columns: 1fr;
    gap: 3px;
    padding: 12px 0;
  }
  .panel {
    padding: 24px 22px;
  }
  .card.faq,
  .dl-panel {
    padding: 10px 20px 12px;
  }
  .ans {
    padding-right: 6px;
  }
  .stage {
    margin-top: 56px;
  }
  .cus-head {
    align-items: flex-start;
    flex-direction: column;
  }
}

/* ============ Reduced Motion ============ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
  .js .reveal {
    opacity: 1;
    transform: none;
  }
}