/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-weight: 400;
  line-height: 1.7;
  color: #333333;
  background-color: #FFFFFF;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: #9B59B6;
  text-decoration: none;
  transition: color 0.25s ease;
}

a:hover {
  color: #FF6B35;
}

a:focus-visible {
  outline: 2px solid #FF6B35;
  outline-offset: 2px;
  border-radius: 2px;
}

ul,
ol {
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

button:focus-visible {
  outline: 2px solid #FF6B35;
  outline-offset: 2px;
}

/* ===== CSS VARIABLES ===== */
:root {
  --color-primary: #FF6B35;
  --color-primary-hover: #e85d2c;
  --color-secondary: #1A2A3A;
  --color-secondary-light: #243445;
  --color-accent-purple: #9B59B6;
  --color-accent-green: #39FF14;
  --color-white: #FFFFFF;
  --color-light-gray: #F2F2F2;
  --color-dark: #333333;
  --color-black-translucent: rgba(0,0,0,0.5);
  --color-glass-bg: rgba(26,42,58,0.12);
  --color-glass-border: rgba(255,255,255,0.18);

  --font-heading: "Bebas Neue", "Futura", "Impact", sans-serif;
  --font-body: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Roboto Mono", "SF Mono", "Fira Code", monospace;

  --weight-heading: 700;
  --weight-body: 400;
  --weight-bold: 600;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 6rem;

  --max-width: 1200px;
  --header-height: 140px;
  --header-height-mobile: 70px;

  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.16);

  --transition-fast: 0.2s ease;
  --transition-base: 0.35s ease;
  --transition-slow: 0.55s ease;
}

/* ===== SKIP LINK ===== */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  z-index: 10000;
  padding: 0.75rem 1.5rem;
  background: #FF6B35;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 0 0 4px 0;
  clip: rect(0 0 0 0);
  overflow: hidden;
}

.skip-link:focus {
  top: 0;
  clip: auto;
  overflow: visible;
}

/* ===== HEADER ===== */
.site-header {
  position: relative;
  z-index: 1000;
  background: var(--color-secondary);
  color: var(--color-white);
  padding: 0 var(--space-lg);
  border-bottom: 2px solid rgba(255,107,53,0.3);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-md) 0 var(--space-sm);
  position: relative;
}

/* Brand / 报头 */
.brand {
  text-align: center;
  margin-bottom: var(--space-sm);
}

.brand-link {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: 2.6rem;
  letter-spacing: 0.08em;
  color: var(--color-white);
  text-transform: uppercase;
  line-height: 1.15;
  display: inline-block;
  transition: color var(--transition-base);
}

.brand-link:hover {
  color: var(--color-primary);
}

/* Navigation Toggle (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  position: absolute;
  top: 1.2rem;
  right: 0;
  z-index: 1100;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--border-radius-sm);
  padding: 6px;
}

.nav-toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  width: 100%;
  justify-content: center;
  flex-wrap: wrap;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
  justify-content: center;
}

.nav-list a {
  display: inline-block;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.9rem;
  font-weight: var(--weight-bold);
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--border-radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  position: relative;
}

.nav-list a::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: var(--space-md);
  right: var(--space-md);
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.nav-list a:hover {
  color: var(--color-primary);
  background: rgba(255,107,53,0.08);
}

.nav-list a[aria-current="page"] {
  color: var(--color-primary);
}

.nav-list a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-list a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* CTA Button in Header */
.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.4rem;
  font-size: 0.85rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-white);
  background: var(--color-primary);
  border-radius: var(--border-radius-sm);
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 2px 8px rgba(255,107,53,0.3);
  white-space: nowrap;
}

.cta-button:hover {
  background: var(--color-primary-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(255,107,53,0.4);
}

.cta-button:focus-visible {
  outline: 2px solid var(--color-white);
  outline-offset: 2px;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--color-secondary);
  color: rgba(255,255,255,0.8);
  padding: var(--space-xl) var(--space-lg) var(--space-lg);
  border-top: 2px solid rgba(255,107,53,0.2);
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), var(--color-accent-green), transparent);
  opacity: 0.4;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl) var(--space-lg);
}

.footer-brand {
  grid-column: 1 / 2;
}

.footer-brand-link {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: 1.8rem;
  letter-spacing: 0.06em;
  color: var(--color-white);
  display: inline-block;
  margin-bottom: var(--space-sm);
  transition: color var(--transition-base);
}

.footer-brand-link:hover {
  color: var(--color-primary);
}

.footer-tagline {
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.65);
  max-width: 380px;
}

.footer-links {
  grid-column: 2 / 3;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.footer-links a {
  color: rgba(255,255,255,0.75);
  font-size: 0.88rem;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary);
  background: rgba(255,107,53,0.1);
}

.footer-link-sep {
  color: rgba(255,255,255,0.25);
  font-size: 0.8rem;
}

.footer-contact {
  grid-column: 1 / 3;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}

.footer-contact-item {
  letter-spacing: 0.02em;
}

.footer-icp {
  grid-column: 1 / 3;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  padding-top: var(--space-sm);
}

.footer-copy {
  letter-spacing: 0.03em;
}

/* ===== COMMON LAYOUT ===== */
.main-content {
  min-height: 60vh;
  padding: var(--space-xl) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.page-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ===== FRAME VIEW (框景首屏) ===== */
.frame-view {
  position: relative;
  padding: var(--space-xl) var(--space-lg);
  margin-bottom: var(--space-2xl);
  border: 2px solid var(--color-secondary);
  border-radius: var(--border-radius-lg);
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
  transition: box-shadow var(--transition-base);
}

.frame-view:hover {
  box-shadow: var(--shadow-lg);
}

.frame-view::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border: 2px solid var(--color-primary);
  border-radius: calc(var(--border-radius-lg) + 2px);
  pointer-events: none;
  opacity: 0.3;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.frame-view .frame-corner {
  position: absolute;
  width: 30px;
  height: 30px;
  border-color: var(--color-accent-green);
  border-style: solid;
  opacity: 0.6;
}

.frame-view .frame-corner.tl {
  top: 8px;
  left: 8px;
  border-width: 2px 0 0 2px;
}

.frame-view .frame-corner.tr {
  top: 8px;
  right: 8px;
  border-width: 2px 2px 0 0;
}

.frame-view .frame-corner.bl {
  bottom: 28px;
  left: 8px;
  border-width: 0 0 2px 2px;
}

.frame-view .frame-corner.br {
  bottom: 28px;
  right: 8px;
  border-width: 0 2px 2px 0;
}

/* ===== SECTION NUMBER ===== */
.section-number {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.25;
  margin-bottom: var(--space-xs);
  user-select: none;
  letter-spacing: 0.02em;
}

.section-number.purple {
  color: var(--color-accent-purple);
}

.section-number.green {
  color: var(--color-accent-green);
}

/* ===== GLASS PANEL ===== */
.glass-panel {
  background: var(--color-glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--border-radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), background var(--transition-base);
}

.glass-panel:hover {
  box-shadow: var(--shadow-md);
  background: rgba(26,42,58,0.18);
}

.glass-panel.light {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ===== SKEW DIVIDER ===== */
.skew-divider {
  position: relative;
  height: 40px;
  margin: var(--space-xl) 0;
  overflow: hidden;
}

.skew-divider::after {
  content: "";
  position: absolute;
  left: -5%;
  right: -5%;
  top: 0;
  bottom: 0;
  background: var(--color-secondary);
  transform: skewY(-1.8deg);
  transform-origin: left center;
  opacity: 0.06;
}

.skew-divider.accent::after {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-purple));
  opacity: 0.12;
}

/* ===== DATA BADGE ===== */
.data-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: var(--weight-bold);
  color: var(--color-accent-green);
  border: 1.5px solid var(--color-accent-green);
  border-radius: var(--border-radius-sm);
  background: rgba(57,255,20,0.06);
  letter-spacing: 0.04em;
}

.data-badge.solid {
  background: var(--color-accent-green);
  color: var(--color-secondary);
  border-color: var(--color-accent-green);
}

.data-badge.orange {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(255,107,53,0.06);
}

.data-badge.orange.solid {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ===== LIVE INDICATOR ===== */
.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-green);
}

.live-indicator::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent-green);
  animation: pulse-live 1.8s ease-in-out infinite;
}

@keyframes pulse-live {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.75); }
}

/* ===== VERTICAL NOTE ===== */
.vertical-note {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 0.75rem;
  font-weight: var(--weight-bold);
  letter-spacing: 0.12em;
  color: var(--color-accent-purple);
  text-transform: uppercase;
  user-select: none;
  line-height: 1.4;
  padding: var(--space-xs) 0;
}

/* ===== CARD ===== */
.card {
  background: var(--color-white);
  border: 1px solid #e8e8e8;
  border-radius: var(--border-radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

.card.dark {
  background: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary-light);
}

.card.dark:hover {
  border-color: var(--color-primary);
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.82rem;
  color: rgba(0,0,0,0.5);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid #eee;
}

.breadcrumb a {
  color: var(--color-accent-purple);
}

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

.breadcrumb .current {
  color: var(--color-dark);
  font-weight: var(--weight-bold);
}

/* ===== GRID ===== */
.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: var(--space-lg);
}

/* ===== SECTION TITLE ===== */
.section-title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: 2.8rem;
  line-height: 1.1;
  color: var(--color-secondary);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-md);
}

.section-title.light {
  color: var(--color-white);
}

.section-subtitle {
  font-size: 1rem;
  color: rgba(0,0,0,0.55);
  max-width: 640px;
  line-height: 1.6;
}

/* ===== BUTTON SHARED ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.8rem;
  font-size: 0.9rem;
  font-weight: var(--weight-bold);
  border-radius: var(--border-radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  letter-spacing: 0.04em;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(255,107,53,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn-outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}

.btn-outline-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

/* ===== PROGRESS BAR (scroll) ===== */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
  z-index: 9999;
  transition: width 0.1s linear;
  pointer-events: none;
  opacity: 0;
}

.progress-bar.visible {
  opacity: 1;
}

/* ===== SCROLL TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(255,107,53,0.35);
  opacity: 0;
  transform: translateY(20px) scale(0.9);
  transition: opacity var(--transition-base), transform var(--transition-base), background var(--transition-fast);
  pointer-events: none;
  border: none;
  cursor: pointer;
}

.scroll-top.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.scroll-top:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px) scale(1.05);
}

.scroll-top:focus-visible {
  outline: 2px solid var(--color-white);
  outline-offset: 2px;
}

/* ===== RESPONSIVE ===== */

/* Tablet & below */
@media (max-width: 900px) {
  :root {
    --header-height: 70px;
  }

  .header-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
  }

  .brand {
    margin-bottom: 0;
    text-align: left;
  }

  .brand-link {
    font-size: 1.8rem;
  }

  .nav-toggle {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-secondary);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0 var(--space-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), padding var(--transition-base);
    border-top: 1px solid rgba(255,255,255,0.06);
  }

  .nav[data-open] {
    max-height: 500px;
    padding: var(--space-md) var(--space-lg) var(--space-lg);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-xs);
    width: 100%;
  }

  .nav-list a {
    padding: var(--space-sm) var(--space-sm);
    font-size: 0.95rem;
    border-radius: var(--border-radius-sm);
  }

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

  .nav-list a[aria-current="page"] {
    background: rgba(255,107,53,0.12);
    padding-left: var(--space-md);
    border-left: 3px solid var(--color-primary);
  }

  .cta-button {
    margin-top: var(--space-sm);
    width: 100%;
    justify-content: center;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-brand {
    grid-column: 1;
  }

  .footer-links {
    grid-column: 1;
    justify-content: flex-start;
  }

  .footer-contact {
    grid-column: 1;
  }

  .footer-icp {
    grid-column: 1;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 2rem;
  }

  .section-number {
    font-size: 3.5rem;
  }

  .frame-view {
    padding: var(--space-lg) var(--space-md);
  }

  .main-content {
    padding: var(--space-lg) var(--space-md);
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .brand-link {
    font-size: 1.5rem;
  }

  .nav-toggle {
    top: 0.8rem;
    width: 36px;
    height: 36px;
  }

  .nav-toggle-line {
    width: 20px;
  }

  .footer-inner {
    gap: var(--space-md);
  }

  .footer-contact {
    flex-direction: column;
    gap: var(--space-sm);
  }

  .footer-icp {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

  .section-title {
    font-size: 1.6rem;
  }

  .section-number {
    font-size: 2.6rem;
  }

  .frame-view .frame-corner {
    width: 20px;
    height: 20px;
  }
}

/* ===== REDUCED MOTION ===== */
@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;
  }

  .nav[data-open] {
    transition: none;
  }

  .live-indicator::before {
    animation: none;
    opacity: 1;
  }

  .card:hover {
    transform: none;
  }

  .cta-button:hover {
    transform: none;
  }

  .scroll-top {
    transition: opacity 0.01ms ease;
  }

  .scroll-top.visible {
    transform: none;
  }

  .scroll-top:hover {
    transform: none;
  }

  .progress-bar {
    transition: none;
  }
}

/* ===== PRINT ===== */
@media print {
  .site-header,
  .site-footer,
  .skip-link,
  .progress-bar,
  .scroll-top,
  .nav-toggle {
    display: none !important;
  }

  .main-content {
    padding: 0;
  }

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