:root {
  --bg: #f4f6fb;
  --bg-elevated: #ffffff;
  --bg-soft: #eef1f8;
  --text: #1a1f3c;
  --text-soft: #4a5170;
  --text-muted: #6b7391;
  --primary: #ff5a5f;
  --primary-dark: #e8434a;
  --secondary: #4ecdc4;
  --accent: #7c6cf0;
  --border: rgba(26, 31, 60, 0.1);
  --shadow-sm: 0 2px 8px rgba(26, 31, 60, 0.06);
  --shadow-md: 0 8px 30px rgba(26, 31, 60, 0.1);
  --shadow-lg: 0 18px 50px rgba(26, 31, 60, 0.16);
  --glass-bg: rgba(255, 255, 255, 0.62);
  --glass-border: rgba(255, 255, 255, 0.7);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --radius-pill: 999px;
  --header-h: 72px;
  --grad-hero: linear-gradient(135deg, #1a1f3c 0%, #3a2f6b 42%, #7c6cf0 78%, #4ecdc4 100%);
  --grad-btn: linear-gradient(135deg, #ff5a5f 0%, #ff8a5c 100%);
  --grad-card: linear-gradient(160deg, rgba(124, 108, 240, 0.08), rgba(78, 205, 196, 0.06));
  --transition: 0.3s cubic-bezier(0.22, 0.61, 0.36, 1);
}

html[data-theme="dark"],
body.dark-mode {
  --bg: #0d1020;
  --bg-elevated: #161a2e;
  --bg-soft: #1c2138;
  --text: #eef1fb;
  --text-soft: #c3c9e0;
  --text-muted: #8b93b5;
  --border: rgba(255, 255, 255, 0.1);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 18px 50px rgba(0, 0, 0, 0.55);
  --glass-bg: rgba(22, 26, 46, 0.62);
  --glass-border: rgba(255, 255, 255, 0.12);
  --grad-hero: linear-gradient(135deg, #0d1020 0%, #241d47 40%, #4a3fa0 76%, #1f7a74 100%);
  --grad-card: linear-gradient(160deg, rgba(124, 108, 240, 0.14), rgba(78, 205, 196, 0.08));
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(1200px 600px at 90% -10%, rgba(124, 108, 240, 0.14), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(78, 205, 196, 0.12), transparent 60%);
  background-attachment: fixed;
  transition: background-color var(--transition), color var(--transition);
  overflow-x: hidden;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}

a:hover,
a:focus-visible {
  color: var(--primary-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

h1, h2, h3, h4 {
  line-height: 1.3;
  color: var(--text);
  margin: 0 0 0.6em;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(1.7rem, 4.2vw, 2.9rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2.1rem); }
h3 { font-size: clamp(1.1rem, 2.2vw, 1.35rem); }

p { margin: 0 0 1em; color: var(--text-soft); }

ul, ol {
  margin: 0 0 1.2em;
  padding-left: 1.4em;
  color: var(--text-soft);
}

li { margin-bottom: 0.5em; }

strong { color: var(--text); font-weight: 700; }

blockquote {
  margin: 1.2em 0;
  padding: 1em 1.3em;
  border-left: 4px solid var(--secondary);
  background: var(--grad-card);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-soft);
  font-style: normal;
}

blockquote p:last-child { margin-bottom: 0; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ============ HEADER ============ */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition), box-shadow var(--transition);
}

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.brand a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
}

.brand a:hover { text-decoration: none; }

.brand-logo {
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}

.brand a:hover .brand-logo { transform: rotate(-6deg) scale(1.06); }

.brand-name {
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

#main-nav { flex: 1 1 auto; }

#main-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

#main-nav li { margin: 0; }

#main-nav a {
  display: inline-block;
  padding: 7px 13px;
  border-radius: var(--radius-pill);
  color: var(--text-soft);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

#main-nav a:hover,
#main-nav a:focus-visible {
  background: var(--grad-card);
  color: var(--primary);
  transform: translateY(-2px);
  text-decoration: none;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

#site-search {
  display: flex;
  align-items: center;
  gap: 6px;
}

#search-input {
  width: 200px;
  padding: 9px 14px;
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: border-color var(--transition), box-shadow var(--transition), width var(--transition);
}

#search-input::placeholder { color: var(--text-muted); }

#search-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(124, 108, 240, 0.18);
  width: 240px;
}

#site-search button,
#theme-toggle,
#menu-toggle {
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 9px 16px;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  color: #fff;
  background: var(--grad-btn);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

#theme-toggle {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
}

#menu-toggle {
  display: none;
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
}

#site-search button:hover,
#theme-toggle:hover,
#menu-toggle:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ============ BREADCRUMB ============ */
#breadcrumb {
  max-width: 1240px;
  margin: 0 auto;
  padding: 14px 20px 0;
}

#breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

#breadcrumb li { margin: 0; display: flex; align-items: center; gap: 8px; }

#breadcrumb li + li::before {
  content: "›";
  color: var(--text-muted);
  font-weight: 700;
}

#breadcrumb a { color: var(--text-muted); }
#breadcrumb a:hover { color: var(--primary); }

/* ============ MAIN LAYOUT ============ */
#main-content {
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

#main-content > section {
  margin-bottom: 28px;
  padding: clamp(22px, 3.4vw, 44px);
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  backdrop-filter: blur(16px) saturate(150%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

#main-content > section:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(124, 108, 240, 0.35);
}

#main-content > section > h2 {
  position: relative;
  padding-bottom: 12px;
  margin-bottom: 1.1em;
}

#main-content > section > h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 64px;
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--grad-btn);
}

/* ============ HERO ============ */
#hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 4.5vw, 60px) !important;
  background: var(--grad-hero) !important;
  border: none !important;
  color: #fff;
  box-shadow: var(--shadow-lg) !important;
}

#hero::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto auto;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(255, 90, 95, 0.4), transparent 65%);
  filter: blur(30px);
  pointer-events: none;
  animation: floatOrb 14s ease-in-out infinite;
}

#hero::after {
  content: "";
  position: absolute;
  inset: auto auto -45% -15%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(78, 205, 196, 0.35), transparent 65%);
  filter: blur(30px);
  pointer-events: none;
  animation: floatOrb 18s ease-in-out infinite reverse;
}

@keyframes floatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-30px, 24px) scale(1.08); }
}

.hero-slider {
  position: relative;
  z-index: 1;
  min-height: 300px;
}

.slide {
  display: none;
  animation: slideFade 0.6s ease both;
}

.slide.active { display: block; }

@keyframes slideFade {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

#hero h1,
#hero h2 {
  color: #fff;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.35);
  max-width: 880px;
}

#hero p,
#hero .hero-lead {
  color: rgba(255, 255, 255, 0.88);
  max-width: 860px;
  font-size: 1.02rem;
}

#hero .cta {
  display: inline-block;
  margin-top: 10px;
  padding: 13px 30px;
  font-weight: 700;
  font-size: 0.96rem;
  color: #fff;
  background: var(--grad-btn);
  border-radius: var(--radius-pill);
  box-shadow: 0 10px 26px rgba(255, 90, 95, 0.4);
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition);
}

#hero .cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 36px rgba(255, 90, 95, 0.55);
  text-decoration: none;
  color: #fff;
}

.slider-controls {
  display: flex;
  gap: 10px;
  margin-top: 22px;
}

.slider-controls button {
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 9px 20px;
  color: #fff;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-pill);
  cursor: pointer;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: background var(--transition), transform var(--transition);
}

.slider-controls button:hover {
  background: rgba(255, 255, 255, 0.28);
  transform: translateY(-2px);
}

.hero-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 34px;
}

.hero-stats .stat {
  padding: 18px 14px;
  text-align: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-md);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: transform var(--transition), background var(--transition);
}

.hero-stats .stat:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.2);
}

.stat-num {
  display: block;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}

.stat-num::after { content: "+"; font-size: 0.7em; opacity: 0.8; }

.stat:last-child .stat-num::after { content: "%"; }

.stat-label {
  display: block;
  margin-top: 4px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.82);
}

/* ============ PRODUCTS / LISTS ============ */
#products ul,
#solutions ul,
#howto ul,
#howto ol {
  list-style: none;
  padding-left: 0;
}

#products ul li,
#howto ul li {
  position: relative;
  padding: 12px 16px 12px 44px;
  margin-bottom: 10px;
  background: var(--grad-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}

#products ul li:hover,
#howto ul li:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-sm);
}

#products ul li::before,
#howto ul li::before {
  content: "✓";
  position: absolute;
  left: 14px;
  top: 12px;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  font-weight: 800;
  color: #fff;
  background: var(--grad-btn);
  border-radius: 50%;
}

#howto ol {
  counter-reset: step;
}

#howto ol li {
  position: relative;
  counter-increment: step;
  padding: 14px 16px 14px 56px;
  margin-bottom: 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

#howto ol li:hover {
  transform: translateX(6px);
  border-color: var(--secondary);
  box-shadow: var(--shadow-sm);
}

#howto ol li::before {
  content: counter(step);
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  font-size: 0.85rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--secondary));
  border-radius: 50%;
}

/* ============ NEWS ============ */
.news-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 14px;
}

.news-list li {
  margin: 0;
  padding: 18px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.news-list li:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-left-color: var(--primary);
}

.news-list h3 { margin-bottom: 6px; font-size: 1.05rem; }

.news-list p {
  margin: 0 0 4px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.news-list p:last-child {
  margin-top: 6px;
  color: var(--text-soft);
  font-size: 0.94rem;
}

/* ============ ARTICLES ============ */
#articles > article {
  position: relative;
  margin-bottom: 16px;
  padding: 22px 24px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  overflow: hidden;
}

#articles > article::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--grad-btn);
  opacity: 0;
  transition: opacity var(--transition);
}

#articles > article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(124, 108, 240, 0.4);
}

#articles > article:hover::before { opacity: 1; }

#articles > article h3 { font-size: 1.12rem; margin-bottom: 8px; }

#articles > article h3 a { color: var(--text); }
#articles > article h3 a:hover { color: var(--primary); text-decoration: none; }

#articles .meta {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-soft);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}

#articles > article > a:last-child {
  display: inline-block;
  margin-top: 6px;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 7px 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--secondary));
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

#articles > article > a:last-child:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
  color: #fff;
}

/* ============ FAQ ============ */
.faq-item {
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.faq-item:hover {
  border-color: rgba(124, 108, 240, 0.45);
  box-shadow: var(--shadow-sm);
}

.faq-item h3 { margin: 0; }

.faq-q {
  position: relative;
  display: block;
  width: 100%;
  padding: 16px 52px 16px 20px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  text-align: left;
  color: var(--text);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.faq-q::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--secondary));
  border-radius: 50%;
  transition: transform var(--transition);
}

.faq-q[aria-expanded="true"] {
  background: var(--grad-card);
  color: var(--primary);
}

.faq-q[aria-expanded="true"]::after {
  content: "−";
  transform: translateY(-50%) rotate(180deg);
}

.faq-q:hover { background: var(--grad-card); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding var(--transition);
  padding: 0 20px;
}

.faq-q[aria-expanded="true"] + .faq-a {
  max-height: 600px;
  padding: 4px 20px 18px;
}

.faq-a p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--text-soft);
}

/* ============ CONTACT ============ */
#contact address {
  font-style: normal;
  display: grid;
  gap: 10px;
  padding: 20px;
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 1.2em;
}

#contact address p { margin: 0; }

#contact address a { font-weight: 700; }

/* ============ SITEMAP / LINKS ============ */
#sitemap ul,
#links ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

#sitemap li,
#links li { margin: 0; }

#sitemap a,
#links a {
  display: inline-block;
  padding: 8px 16px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-soft);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

#sitemap a:hover,
#links a:hover {
  transform: translateY(-2px);
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--secondary));
  border-color: transparent;
  text-decoration: none;
}

/* ============ FOOTER ============ */
#site-footer {
  background: linear-gradient(160deg, #151a33 0%, #1a1f3c 55%, #232a52 100%);
  color: #c3c9e0;
  padding: 48px 20px 30px;
  margin-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 32px;
}

#site-footer h3 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 14px;
  position: relative;
  padding-bottom: 8px;
}

#site-footer h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 34px;
  height: 3px;
  border-radius: var(--radius-pill);
  background: var(--grad-btn);
}

#site-footer p {
  color: #a7aecb;
  font-size: 0.88rem;
  margin: 0 0 8px;
}

#site-footer strong { color: #fff; }

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

.footer-links li { margin-bottom: 8px; }

.footer-links a,
.footer-legal a {
  color: #a7aecb;
  font-size: 0.88rem;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-links a:hover,
.footer-legal a:hover {
  color: var(--secondary);
  padding-left: 4px;
  text-decoration: none;
}

.footer-legal {
  grid-column: 1 / -1;
  padding-top: 22px;
  margin-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
}

.footer-legal p { margin: 0; }

/* ============ BACK TO TOP ============ */
#back-to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  font-family: inherit;
  font-size: 0.7rem;
  font-weight: 700;
  color: #fff;
  background: var(--grad-btn);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), box-shadow var(--transition);
}

#back-to-top.show,
#back-to-top:hover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#back-to-top:hover { box-shadow: 0 14px 34px rgba(255, 90, 95, 0.5); }

/* ============ SCROLL ANIMATION ============ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1080px) {
  .header-inner { gap: 12px; }
  #search-input { width: 160px; }
  #search-input:focus { width: 190px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  :root { --header-h: 64px; }

  #menu-toggle { display: inline-block; }

  #main-nav {
    order: 5;
    flex-basis: 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }

  #main-nav.open { max-height: 520px; }

  #main-nav ul {
    flex-direction: column;
    gap: 2px;
    padding: 8px 0 14px;
  }

  #main-nav a {
    display: block;
    padding: 11px 16px;
    border-radius: var(--radius-sm);
  }

  .header-tools { gap: 6px; }

  #site-search { display: none; }

  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  body { font-size: 15px; }

  #main-content { padding: 16px 14px 44px; }
  #main-content > section { border-radius: var(--radius-md); margin-bottom: 18px; }

  .header-inner { padding: 0 14px; }
  .brand-name { font-size: 0.9rem; white-space: normal; max-width: 150px; line-height: 1.25; }

  #breadcrumb { padding: 12px 14px 0; }

  #hero { padding: 24px 18px !important; }
  .hero-slider { min-height: auto; }
  #hero .cta { width: 100%; text-align: center; }
  .slider-controls button { flex: 1; }

  .hero-stats { gap: 10px; margin-top: 24px; }
  .hero-stats .stat { padding: 14px 8px; }

  #articles > article { padding: 18px 16px; }

  .faq-q { padding: 14px 48px 14px 16px; font-size: 0.95rem; }

  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .footer-legal { flex-direction: column; }

  #back-to-top { width: 46px; height: 46px; right: 14px; bottom: 14px; font-size: 0.64rem; }

  #sitemap a,
  #links a { font-size: 0.82rem; padding: 7px 13px; }
}

@media (max-width: 380px) {
  .hero-stats { grid-template-columns: 1fr; }
  .brand-logo { width: 32px; height: 32px; }
}
</｜｜DSML｜｜ parameter>
</｜｜DSML｜｜ invoke>
</function>