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

:root {
  --kiwi-primary: #00E676;
  --kiwi-accent: #CCFF00;
  --kiwi-bg: #0A0F24;
  --kiwi-bg-alt: #00332E;
  --kiwi-purple: #6A2C9E;
  --kiwi-wine: #A31545;
  --kiwi-text: #E8F0F2;
  --kiwi-text-dim: #8899AA;
  --kiwi-font-title: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --kiwi-font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  --kiwi-font-data: "JetBrains Mono", "Cascadia Code", "SFMono-Regular", "Consolas", "Roboto Mono", monospace;
  --kiwi-container-max: 1280px;
  --kiwi-radius: 16px;
  --kiwi-radius-pill: 999px;
  --kiwi-space: clamp(1rem, 3vw, 2.5rem);
  --kiwi-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --kiwi-shadow-card: 0 10px 40px rgba(0, 0, 0, 0.35);
}

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

body {
  font-family: var(--kiwi-font-body);
  background-color: var(--kiwi-bg);
  background-image:
    radial-gradient(circle at 15% 20%, rgba(0, 230, 118, 0.08), transparent 40%),
    radial-gradient(circle at 85% 10%, rgba(106, 44, 158, 0.14), transparent 30%),
    linear-gradient(rgba(0, 230, 118, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 230, 118, 0.03) 1px, transparent 1px);
  background-size: auto, auto, 40px 40px, 40px 40px;
  color: var(--kiwi-text);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

p {
  margin-bottom: 1em;
}

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

a {
  color: var(--kiwi-primary);
  text-decoration: none;
  transition: color .2s ease;
}

a:hover {
  color: var(--kiwi-accent);
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
}

::selection {
  background: var(--kiwi-primary);
  color: var(--kiwi-bg);
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--kiwi-font-title);
  font-weight: 900;
  line-height: 1.25;
  color: var(--kiwi-text);
  text-wrap: balance;
}

#main-content {
  padding-top: clamp(84px, 12vh, 116px);
  padding-bottom: 40px;
  min-height: 70vh;
  outline: none;
}

#main-content:focus {
  outline: none;
}

.kiwi-container {
  width: 100%;
  max-width: var(--kiwi-container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 48px);
}

.kiwi-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(16px, 3vw, 32px);
}

.kiwi-col-4 { grid-column: span 4; }
.kiwi-col-6 { grid-column: span 6; }
.kiwi-col-8 { grid-column: span 8; }
.kiwi-col-12 { grid-column: span 12; }

.kiwi-section {
  position: relative;
  padding: clamp(40px, 8vw, 80px) 0;
}

.kiwi-section-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.kiwi-section-index {
  font-family: var(--kiwi-font-data);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--kiwi-primary);
}

@supports not (-webkit-text-stroke: 1px black) {
  .kiwi-section-index {
    color: var(--kiwi-primary);
  }
}

.kiwi-section-title {
  font-size: clamp(1.4rem, 3.5vw, 2.2rem);
}

.kiwi-section-desc {
  color: var(--kiwi-text-dim);
  max-width: 60ch;
}

.kiwi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--kiwi-radius-pill);
  font-weight: 700;
  font-size: .95rem;
  line-height: 1.4;
  border: 1px solid transparent;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}

.kiwi-btn:focus-visible {
  outline: 2px solid var(--kiwi-accent);
  outline-offset: 3px;
}

.kiwi-btn-primary {
  background: var(--kiwi-primary);
  color: var(--kiwi-bg);
}

.kiwi-btn-primary:hover {
  background: var(--kiwi-accent);
  color: var(--kiwi-bg);
  transform: translateY(-2px);
}

.kiwi-btn-ghost {
  border-color: rgba(0, 230, 118, 0.5);
  color: var(--kiwi-primary);
  background: transparent;
}

.kiwi-btn-ghost:hover {
  background: rgba(0, 230, 118, 0.1);
  color: var(--kiwi-primary);
  transform: translateY(-2px);
}

.kiwi-card {
  background: rgba(0, 51, 46, 0.65);
  border: 1px solid rgba(0, 230, 118, 0.16);
  border-radius: var(--kiwi-radius);
  padding: 24px;
  transition: border-color .3s ease, box-shadow .3s ease, transform .3s ease;
}

.kiwi-card:hover {
  border-color: rgba(0, 230, 118, 0.45);
  box-shadow: var(--kiwi-shadow-card);
  transform: translateY(-4px);
}

.kiwi-card-title {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.kiwi-card-meta {
  font-family: var(--kiwi-font-data);
  font-size: .72rem;
  color: var(--kiwi-text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.kiwi-card-body {
  font-size: .95rem;
  color: rgba(232, 240, 242, 0.8);
  line-height: 1.6;
}

.kiwi-card p:last-child {
  margin-bottom: 0;
}

.kiwi-data-text {
  font-family: var(--kiwi-font-data);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--kiwi-accent);
}

.kiwi-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--kiwi-radius-pill);
  font-size: .78rem;
  font-weight: 700;
  background: rgba(0, 230, 118, 0.12);
  color: var(--kiwi-primary);
  border: 1px solid rgba(0, 230, 118, 0.3);
}

.kiwi-mono {
  font-family: var(--kiwi-font-data);
  font-size: .85rem;
  color: var(--kiwi-text-dim);
}

.kiwi-breadcrumb {
  margin-bottom: 24px;
  font-size: .85rem;
}

.kiwi-breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 3px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.kiwi-breadcrumb-list li {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  color: var(--kiwi-text-dim);
}

.kiwi-breadcrumb-list li + li::before {
  content: '/';
  color: var(--kiwi-primary);
  opacity: 0.6;
}

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

.kiwi-breadcrumb-list a:hover {
  color: var(--kiwi-accent);
}

.kiwi-image-frame {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  aspect-ratio: var(--kiwi-image-ratio, 4 / 3);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  background:
    radial-gradient(circle at 30% 30%, rgba(0, 230, 118, 0.12), transparent 50%),
    linear-gradient(145deg, var(--kiwi-bg-alt), var(--kiwi-bg));
  border: 1px solid rgba(0, 230, 118, 0.25);
}

.kiwi-image-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, rgba(0, 230, 118, 0.05) 0, rgba(0, 230, 118, 0.05) 1px, transparent 1px, transparent 24px),
    repeating-linear-gradient(90deg, rgba(0, 230, 118, 0.05) 0, rgba(0, 230, 118, 0.05) 1px, transparent 1px, transparent 24px);
  pointer-events: none;
}

.kiwi-image-label {
  position: relative;
  z-index: 1;
  font-family: var(--kiwi-font-data);
  font-size: .7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--kiwi-accent);
  background: rgba(10, 15, 36, 0.72);
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid rgba(204, 255, 0, 0.25);
}

.kiwi-divider {
  height: 1px;
  border: none;
  background: linear-gradient(90deg, transparent, rgba(0, 230, 118, 0.4), transparent);
  margin: clamp(32px, 5vw, 64px) 0;
}

.kiwi-prose {
  max-width: 70ch;
  line-height: 1.8;
  color: rgba(232, 240, 242, 0.85);
}

.kiwi-prose p {
  margin-bottom: 1.2em;
}

.kiwi-prose h2 {
  margin: 1.8em 0 0.5em;
}

.kiwi-prose ul,
.kiwi-prose ol {
  list-style: revert;
  margin: 0 0 1.2em 1.2em;
}

.kiwi-prose li {
  margin-bottom: .4em;
}

.kiwi-prose p:last-child {
  margin-bottom: 0;
}

.kiwi-tilt {
  rotate: -1.5deg;
}

.kiwi-tilt-reverse {
  rotate: 1.5deg;
}

.kiwi-tabs {
  background: rgba(0, 51, 46, 0.6);
  border: 1px solid rgba(0, 230, 118, 0.2);
  border-radius: var(--kiwi-radius);
  padding: 4px;
}

.kiwi-tabs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid rgba(0, 230, 118, 0.15);
  padding-bottom: 4px;
  margin-bottom: 16px;
}

.kiwi-tabs-tab {
  padding: 8px 18px;
  border-radius: var(--kiwi-radius-pill);
  border: 1px solid transparent;
  background: transparent;
  color: var(--kiwi-text-dim);
  font-weight: 700;
  font-size: .9rem;
  transition: color .2s, background .2s, border-color .2s;
}

.kiwi-tabs-tab:hover {
  color: var(--kiwi-primary);
}

.kiwi-tabs-tab[aria-selected="true"] {
  background: var(--kiwi-primary);
  color: var(--kiwi-bg);
  border-color: var(--kiwi-primary);
}

.kiwi-tabs-tab:focus-visible {
  outline: 2px solid var(--kiwi-accent);
  outline-offset: 2px;
}

.kiwi-tabs-panel {
  padding: 16px;
  color: rgba(232, 240, 242, 0.85);
}

.kiwi-tabs-panel[hidden] {
  display: none;
}

.kiwi-skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 9999;
  background: var(--kiwi-primary);
  color: var(--kiwi-bg);
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 800;
  text-decoration: none;
  transition: top .3s var(--kiwi-ease);
}

.kiwi-skip-link:focus {
  top: 16px;
  color: var(--kiwi-bg);
}

.kiwi-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 2000;
  pointer-events: none;
}

.kiwi-scroll-progress::after {
  content: '';
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--kiwi-primary), var(--kiwi-accent));
  transform: scaleX(var(--scroll-progress, 0));
  transform-origin: left center;
}

.kiwi-header {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: min(calc(100% - 28px), 1480px);
  background: rgba(10, 15, 36, 0.82);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(0, 230, 118, 0.22);
  border-radius: var(--kiwi-radius-pill);
  z-index: 1000;
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.kiwi-header[data-scrolled] {
  background: rgba(10, 15, 36, 0.92);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
  border-color: rgba(0, 230, 118, 0.35);
}

.kiwi-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 8px 10px 8px 20px;
}

.kiwi-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.kiwi-brand-mark {
  width: 12px;
  height: 12px;
  background: var(--kiwi-primary);
  transform: rotate(45deg);
  border-radius: 3px;
  box-shadow: 0 0 14px rgba(0, 230, 118, 0.8), 0 0 28px rgba(0, 230, 118, 0.3);
  transition: background .3s, transform .3s;
}

.kiwi-brand:hover .kiwi-brand-mark {
  background: var(--kiwi-accent);
  transform: rotate(135deg);
}

.kiwi-brand-text {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.kiwi-brand-name {
  font-family: var(--kiwi-font-title);
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--kiwi-text);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.kiwi-brand-sub {
  font-family: var(--kiwi-font-data);
  font-size: .68rem;
  color: var(--kiwi-primary);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
}

.kiwi-nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.kiwi-nav-list a {
  display: block;
  padding: 8px 14px;
  border-radius: var(--kiwi-radius-pill);
  color: var(--kiwi-text);
  opacity: 0.88;
  font-size: .9rem;
  font-weight: 500;
  white-space: nowrap;
  transition: color .2s, background .2s, opacity .2s;
}

.kiwi-nav-list a:hover {
  color: var(--kiwi-primary);
  background: rgba(0, 230, 118, 0.1);
  opacity: 1;
}

.kiwi-nav-list a[aria-current="page"] {
  background: var(--kiwi-primary);
  color: var(--kiwi-bg);
  opacity: 1;
  font-weight: 700;
}

.kiwi-nav-list a[aria-current="page"]:hover {
  background: var(--kiwi-accent);
  color: var(--kiwi-bg);
}

.kiwi-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(0, 230, 118, 0.3);
  border-radius: var(--kiwi-radius-pill);
  background: transparent;
  transition: border-color .2s;
}

.kiwi-nav-toggle:hover {
  border-color: var(--kiwi-primary);
}

.kiwi-nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--kiwi-primary);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}

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

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

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

.kiwi-footer {
  position: relative;
  margin-top: 80px;
  padding-top: 64px;
  background: linear-gradient(180deg, var(--kiwi-bg-alt) 0%, var(--kiwi-bg) 60%);
  border-top: 1px solid rgba(0, 230, 118, 0.2);
  overflow: hidden;
}

.kiwi-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--kiwi-wine), var(--kiwi-purple) 30%, var(--kiwi-primary) 70%, var(--kiwi-accent));
}

.kiwi-footer-pattern {
  position: absolute;
  top: 0;
  right: 0;
  width: 45%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(106, 44, 158, 0.3), transparent 50%),
    radial-gradient(circle at 60% 80%, rgba(0, 230, 118, 0.12), transparent 50%);
}

.kiwi-footer .kiwi-container {
  position: relative;
  z-index: 1;
}

.kiwi-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
}

.kiwi-footer-logo {
  font-family: var(--kiwi-font-title);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--kiwi-text);
  letter-spacing: 0.04em;
}

.kiwi-footer-logo-sub {
  font-family: var(--kiwi-font-data);
  font-size: .75rem;
  color: var(--kiwi-primary);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-top: 4px;
}

.kiwi-footer-statement {
  margin-top: 16px;
  font-size: .9rem;
  color: var(--kiwi-text-dim);
  max-width: 24em;
  font-style: italic;
}

.kiwi-footer-col {
  min-width: 0;
  font-size: .95rem;
}

.kiwi-footer-heading {
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--kiwi-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(0, 230, 118, 0.2);
}

.kiwi-footer-links li {
  margin-bottom: 10px;
}

.kiwi-footer-links a {
  color: var(--kiwi-text);
  font-size: .92rem;
  opacity: 0.85;
  transition: color .2s, opacity .2s, padding-left .2s;
}

.kiwi-footer-links a:hover {
  color: var(--kiwi-primary);
  opacity: 1;
  padding-left: 4px;
}

.kiwi-footer-note {
  font-size: .88rem;
  color: var(--kiwi-text-dim);
  line-height: 1.6;
  margin-bottom: 12px;
}

.kiwi-footer-contact-list li {
  font-size: .88rem;
  color: var(--kiwi-text-dim);
  margin-bottom: 8px;
  line-height: 1.5;
}

.kiwi-footer-contact-list .kiwi-mono {
  margin-right: 6px;
  color: var(--kiwi-primary);
}

.kiwi-footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  border-top: 1px solid rgba(136, 153, 170, 0.2);
  padding: 24px 0 28px;
  margin-top: 48px;
  font-size: .85rem;
  color: var(--kiwi-text-dim);
}

.kiwi-footer-bottom p {
  margin-bottom: 0;
}

.kiwi-footer-icp {
  letter-spacing: 0.06em;
}

@media (prefers-reduced-motion: no-preference) {
  [data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .6s ease, transform .6s var(--kiwi-ease);
  }

  [data-reveal][data-visible] {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1024px) {
  .kiwi-header {
    width: calc(100% - 24px);
  }

  .kiwi-nav-list a {
    padding: 6px 10px;
    font-size: .82rem;
  }

  .kiwi-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .kiwi-nav-toggle {
    display: inline-flex;
  }

  .kiwi-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 10px;
    right: 10px;
    background: rgba(10, 15, 36, 0.97);
    border: 1px solid rgba(0, 230, 118, 0.25);
    border-radius: 24px;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.98);
    pointer-events: none;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
    transition: opacity .3s ease, transform .3s ease, visibility .3s;
  }

  .kiwi-nav[data-open] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }

  .kiwi-nav-list {
    flex-direction: column;
    gap: 4px;
  }

  .kiwi-nav-list a {
    display: block;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 1rem;
  }

  .kiwi-grid {
    gap: 20px;
  }

  .kiwi-col-4,
  .kiwi-col-6,
  .kiwi-col-8 {
    grid-column: span 12;
  }

  .kiwi-footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 520px) {
  .kiwi-brand-sub {
    display: none;
  }

  .kiwi-header-inner {
    padding-left: 16px;
  }

  .kiwi-footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@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;
  }
}