:root {
  --brand: #f7c8d8;
  --brand-deep: #d98aa6;
  --brand-soft: #fdf1f5;
  --ink: #2e2a2c;
  --bg: #fffafb;
  --card: #ffffff;
  --muted: #7a6f73;
  --line: #f0dfe5;
  --accent: #8fc7b0;
  --accent-deep: #5a8f7a;
  --shadow-sm: 0 2px 8px rgba(217, 138, 166, 0.08);
  --shadow-md: 0 8px 24px rgba(217, 138, 166, 0.14);
  --shadow-lg: 0 16px 40px rgba(217, 138, 166, 0.2);
  --glass-bg: rgba(255, 250, 251, 0.72);
  --glass-border: rgba(255, 255, 255, 0.6);
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;
  --grad-banner: linear-gradient(135deg, #f7c8d8 0%, #fadfe8 35%, #e9f4ee 70%, #d7ecdf 100%);
  --grad-btn: linear-gradient(135deg, #f7c8d8 0%, #d98aa6 100%);
  --grad-btn-hover: linear-gradient(135deg, #d98aa6 0%, #c9748f 100%);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --transition: all 0.35s var(--ease);
}

body.dark {
  --ink: #e8e2e4;
  --bg: #1c181a;
  --card: #262023;
  --line: #3a3134;
  --muted: #a89ea2;
  --brand-soft: #2f2629;
  --glass-bg: rgba(38, 32, 35, 0.72);
  --glass-border: rgba(255, 255, 255, 0.08);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --grad-banner: linear-gradient(135deg, #3a2a30 0%, #2e2429 40%, #22302a 70%, #1f2b25 100%);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  background-image:
    radial-gradient(circle at 12% 0%, rgba(247, 200, 216, 0.16), transparent 42%),
    radial-gradient(circle at 88% 100%, rgba(143, 199, 176, 0.12), transparent 40%);
  background-attachment: fixed;
  line-height: 1.75;
  font-size: 16px;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
  overflow-x: hidden;
}

a {
  color: var(--brand-deep);
  text-decoration: none;
  transition: color 0.25s var(--ease), opacity 0.25s var(--ease);
}

a:hover {
  color: var(--accent-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

::selection {
  background: var(--brand);
  color: #5a2f40;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--brand-soft);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--brand), var(--brand-deep));
  border-radius: var(--radius-pill);
  border: 2px solid var(--brand-soft);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--brand-deep);
}

header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: background-color 0.4s var(--ease), border-color 0.4s var(--ease);
}

.nav-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
  letter-spacing: 0.5px;
  transition: var(--transition);
}

.logo:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.logo svg {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(217, 138, 166, 0.35);
  transition: transform 0.5s var(--ease), box-shadow 0.4s var(--ease);
}

.logo:hover svg {
  transform: rotate(-8deg) scale(1.06);
  box-shadow: 0 6px 18px rgba(217, 138, 166, 0.5);
}

nav.main-nav {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 15px;
}

nav.main-nav a {
  position: relative;
  color: var(--ink);
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
}

nav.main-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 0;
  height: 2px;
  background: var(--grad-btn);
  border-radius: var(--radius-pill);
  transform: translateX(-50%);
  transition: width 0.3s var(--ease);
}

nav.main-nav a:hover {
  color: var(--brand-deep);
  background: var(--brand-soft);
  text-decoration: none;
}

nav.main-nav a:hover::after {
  width: 55%;
}

.header-tools {
  margin-left: auto;
  display: flex;
  gap: 10px;
  align-items: center;
}

.search-box {
  display: flex;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  overflow: hidden;
  background: var(--card);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.search-box:focus-within {
  border-color: var(--brand-deep);
  box-shadow: 0 0 0 3px rgba(217, 138, 166, 0.18);
}

.search-box input {
  border: 0;
  padding: 8px 14px;
  outline: none;
  width: 140px;
  font-size: 14px;
  background: transparent;
  color: var(--ink);
  font-family: inherit;
}

.search-box input::placeholder {
  color: var(--muted);
}

.search-box button {
  border: 0;
  background: var(--grad-btn);
  color: #fff;
  padding: 8px 16px;
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
  font-weight: 600;
  transition: var(--transition);
}

.search-box button:hover {
  background: var(--grad-btn-hover);
  letter-spacing: 1px;
}

.icon-btn {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  border-radius: var(--radius-pill);
  padding: 7px 14px;
  cursor: pointer;
  font-size: 14px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.icon-btn:hover {
  border-color: var(--brand-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  cursor: pointer;
  font-size: 16px;
  transition: var(--transition);
}

.menu-toggle:hover {
  border-color: var(--brand-deep);
  background: var(--brand-soft);
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: 52px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
}

section:last-of-type {
  border-bottom: 0;
}

h1 {
  font-size: 30px;
  line-height: 1.4;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
  background: linear-gradient(120deg, var(--ink) 0%, var(--brand-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

body.dark h1 {
  background: linear-gradient(120deg, #f3e8ec 0%, var(--brand) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--brand-deep);
  position: relative;
  padding-left: 16px;
  letter-spacing: 0.5px;
}

h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 70%;
  border-radius: var(--radius-pill);
  background: var(--grad-btn);
  box-shadow: 0 0 12px rgba(217, 138, 166, 0.5);
}

h3 {
  font-size: 19px;
  margin: 24px 0 12px;
  color: var(--ink);
  letter-spacing: 0.3px;
}

h4 {
  font-size: 16px;
  margin: 16px 0 8px;
  color: var(--brand-deep);
}

p {
  margin-bottom: 14px;
  color: var(--ink);
  opacity: 0.92;
}

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

body.dark strong {
  color: var(--brand);
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  align-items: center;
  padding: 48px 36px;
  margin-top: 24px;
  border-radius: var(--radius-lg);
  background: var(--grad-banner);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  border-bottom: 0;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.55;
  pointer-events: none;
}

.hero::before {
  width: 260px;
  height: 260px;
  background: rgba(255, 255, 255, 0.6);
  top: -90px;
  right: -60px;
  animation: floatBlob 12s ease-in-out infinite;
}

.hero::after {
  width: 200px;
  height: 200px;
  background: rgba(143, 199, 176, 0.5);
  bottom: -80px;
  left: -50px;
  animation: floatBlob 15s ease-in-out infinite reverse;
}

body.dark .hero::before {
  background: rgba(247, 200, 216, 0.18);
}

body.dark .hero::after {
  background: rgba(143, 199, 176, 0.16);
}

@keyframes floatBlob {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -20px) scale(1.1); }
}

.hero > div {
  position: relative;
  z-index: 1;
}

.hero .lead {
  font-size: 16px;
  color: var(--ink);
  opacity: 0.85;
}

.hero svg {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  filter: drop-shadow(0 12px 28px rgba(217, 138, 166, 0.3));
  transition: transform 0.6s var(--ease);
}

.hero svg:hover {
  transform: translateY(-6px) rotate(-1deg);
}

.hero-actions {
  margin-top: 22px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 11px 24px;
  border-radius: var(--radius-pill);
  background: var(--grad-btn);
  color: #fff;
  font-weight: 600;
  border: 1px solid transparent;
  box-shadow: 0 6px 18px rgba(217, 138, 166, 0.35);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.45) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.6s var(--ease);
}

.btn:hover {
  text-decoration: none;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 10px 26px rgba(217, 138, 166, 0.5);
}

.btn:hover::after {
  transform: translateX(120%);
}

.btn.ghost {
  background: var(--glass-bg);
  color: var(--brand-deep);
  border: 1px solid var(--brand-deep);
  box-shadow: var(--shadow-sm);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.btn.ghost:hover {
  background: var(--brand-deep);
  color: #fff;
}

.breadcrumb {
  font-size: 13px;
  color: var(--muted);
  padding: 16px 0 0;
  letter-spacing: 0.3px;
}

.breadcrumb a {
  color: var(--muted);
  transition: color 0.25s var(--ease);
}

.breadcrumb a:hover {
  color: var(--brand-deep);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 8px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-btn);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand);
}

.card:hover::before {
  transform: scaleX(1);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--brand-deep);
}

.card p {
  font-size: 14.5px;
  margin-bottom: 0;
  opacity: 0.85;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  text-align: center;
  margin-top: 8px;
}

.stats > div {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 22px 12px;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.stats > div:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.stat-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--brand-deep);
  line-height: 1.2;
  letter-spacing: 1px;
}

.stat-label {
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 20px;
  margin-top: 8px;
}

.article-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.article-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  pointer-events: none;
  transition: border-color 0.35s var(--ease);
}

.article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.article-card:hover::after {
  border-color: rgba(217, 138, 166, 0.35);
}

.article-card .meta {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

.article-card h3 {
  font-size: 17px;
  margin: 0 0 10px;
  color: var(--ink);
  transition: color 0.3s var(--ease);
}

.article-card:hover h3 {
  color: var(--brand-deep);
}

.article-card p {
  font-size: 14px;
  flex: 1;
  margin-bottom: 14px;
  opacity: 0.85;
}

.article-card a.more {
  font-weight: 600;
  font-size: 14px;
  align-self: flex-start;
  padding: 4px 0;
  position: relative;
  transition: var(--transition);
}

.article-card a.more::after {
  content: " →";
  transition: transform 0.3s var(--ease);
  display: inline-block;
}

.article-card a.more:hover {
  text-decoration: none;
  color: var(--accent-deep);
}

.article-card a.more:hover::after {
  transform: translateX(4px);
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  background: var(--card);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
}

.faq-item.open {
  border-color: var(--brand-deep);
  box-shadow: var(--shadow-md);
}

.faq-q {
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-family: inherit;
  transition: var(--transition);
}

.faq-q:hover {
  color: var(--brand-deep);
  background: var(--brand-soft);
}

.faq-q span {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand-deep);
  font-size: 15px;
  transition: var(--transition);
}

.faq-item.open .faq-q span {
  background: var(--grad-btn);
  color: #fff;
  transform: rotate(180deg);
}

.faq-a {
  padding: 0 20px 18px;
  color: var(--ink);
  opacity: 0.85;
  font-size: 15px;
  display: none;
  animation: fadeSlide 0.4s var(--ease);
}

.faq-item.open .faq-a {
  display: block;
}

@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 0.85; transform: translateY(0); }
}

.howto-step {
  border-left: 3px solid var(--brand);
  padding: 10px 0 10px 18px;
  margin-bottom: 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: linear-gradient(90deg, var(--brand-soft), transparent);
  transition: var(--transition);
}

.howto-step:hover {
  border-left-color: var(--accent);
  padding-left: 24px;
  background: linear-gradient(90deg, rgba(143, 199, 176, 0.14), transparent);
}

.howto-step strong {
  color: var(--brand-deep);
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 18px 0;
  font-size: 14.5px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 12px 16px;
  text-align: left;
  transition: background-color 0.25s var(--ease);
}

th {
  background: var(--brand-soft);
  color: var(--brand-deep);
  font-weight: 700;
}

tbody tr:hover td,
tr:hover td {
  background: rgba(247, 200, 216, 0.12);
}

tr:last-child td {
  border-bottom: 0;
}

ul,
ol {
  margin: 0 0 16px 22px;
}

li {
  margin-bottom: 8px;
  transition: var(--transition);
}

li::marker {
  color: var(--brand-deep);
}

li:hover {
  color: var(--brand-deep);
}

.tag {
  display: inline-block;
  background: var(--brand-soft);
  color: var(--brand-deep);
  border-radius: var(--radius-pill);
  padding: 3px 12px;
  font-size: 12px;
  margin-right: 8px;
  margin-bottom: 6px;
  border: 1px solid rgba(217, 138, 166, 0.25);
  transition: var(--transition);
}

.tag:hover {
  background: var(--grad-btn);
  color: #fff;
  transform: translateY(-2px);
}

article {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px dashed var(--line);
  scroll-margin-top: 90px;
  transition: var(--transition);
}

article:last-child {
  border-bottom: 0;
  margin-bottom: 0;
}

article h3 {
  color: var(--brand-deep);
  position: relative;
  padding-left: 14px;
}

article h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--grad-btn);
  box-shadow: 0 0 10px rgba(217, 138, 166, 0.6);
}

footer.site-footer {
  background: var(--brand-soft);
  border-top: 1px solid var(--line);
  margin-top: 40px;
  position: relative;
  overflow: hidden;
}

footer.site-footer::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(247, 200, 216, 0.4), transparent 70%);
  pointer-events: none;
}

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 44px 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
  font-size: 14px;
  position: relative;
  z-index: 1;
}

.footer-inner h4 {
  color: var(--brand-deep);
  margin-bottom: 12px;
  font-size: 16px;
  position: relative;
  padding-bottom: 8px;
}

.footer-inner h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--grad-btn);
  border-radius: var(--radius-pill);
}

.footer-inner p {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.9;
}

.footer-inner a {
  color: var(--muted);
  transition: var(--transition);
  display: inline-block;
}

.footer-inner a:hover {
  color: var(--brand-deep);
  transform: translateX(3px);
  text-decoration: none;
}

.footer-bottom {
  text-align: center;
  padding: 18px;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  position: relative;
  z-index: 1;
}

#backTop {
  position: fixed;
  right: 22px;
  bottom: 26px;
  border: 0;
  background: var(--grad-btn);
  color: #fff;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  font-size: 18px;
  z-index: 120;
  box-shadow: 0 8px 22px rgba(217, 138, 166, 0.45);
  transition: var(--transition);
}

#backTop:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 12px 30px rgba(217, 138, 166, 0.6);
}

#backTop:active {
  transform: scale(0.95);
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 860px) {
  body {
    font-size: 15.5px;
  }

  .nav-wrap {
    padding: 10px 16px;
    gap: 12px;
  }

  .logo {
    font-size: 16px;
  }

  .logo svg {
    width: 34px;
    height: 34px;
  }

  .hero {
    grid-template-columns: 1fr;
    padding: 32px 22px;
    gap: 24px;
    margin-top: 16px;
  }

  h1 {
    font-size: 24px;
  }

  h2 {
    font-size: 20px;
  }

  h3 {
    font-size: 17px;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .stat-num {
    font-size: 26px;
  }

  nav.main-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 4px;
    padding: 8px 0;
    border-top: 1px solid var(--line);
    margin-top: 4px;
    animation: navSlide 0.35s var(--ease);
  }

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

  nav.main-nav a {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    background: var(--brand-soft);
  }

  nav.main-nav a::after {
    display: none;
  }

  @keyframes navSlide {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .menu-toggle {
    display: block;
  }

  .header-tools {
    gap: 8px;
  }

  .search-box input {
    width: 90px;
    padding: 7px 10px;
    font-size: 13px;
  }

  .search-box button {
    padding: 7px 12px;
    font-size: 13px;
  }

  main {
    padding: 0 16px;
  }

  section {
    padding: 36px 0;
  }

  .cards,
  .article-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 32px 16px;
  }

  #backTop {
    right: 16px;
    bottom: 18px;
    width: 44px;
    height: 44px;
  }

  table {
    font-size: 13.5px;
  }

  th,
  td {
    padding: 10px 12px;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 21px;
  }

  .hero {
    padding: 26px 18px;
  }

  .btn {
    padding: 10px 18px;
    font-size: 14px;
  }

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

  .stat-num {
    font-size: 23px;
  }

  .search-box input {
    width: 70px;
  }

  .breadcrumb {
    font-size: 12px;
  }
}

@media print {
  header.site-header,
  footer.site-footer,
  #backTop,
  .header-tools,
  .hero-actions {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  section {
    page-break-inside: avoid;
  }
}