:root {
  --c-deep: #0A1E3D;
  --c-deep-soft: #132A52;
  --c-orange: #FF6A13;
  --c-green: #39FF88;
  --c-paper: #F5EFE6;
  --c-ink: #1A1A1A;
  --c-steel: #2C4A7C;
  --c-gray: #D1D5DB;
  --c-white: #F9FAFB;
  --font-display: "Noto Serif SC", "Source Han Serif SC", serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", sans-serif;
  --font-number: "DIN Alternate", "Roboto Mono", monospace;
  --rail-width: 280px;
  --header-h: 64px;
  --container-w: 1180px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
  margin: 0;
  padding-top: var(--header-h);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-ink);
  background-color: var(--c-white);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: var(--c-deep); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--c-orange); }
ul[class], ol[class] { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { font-family: var(--font-display); color: var(--c-deep); line-height: 1.25; margin-top: 0; }
hr { border: none; border-top: 1px solid var(--c-gray); margin: 48px 0; }
::selection { background: var(--c-green); color: var(--c-deep); }
[hidden] { display: none !important; }

:focus-visible { outline: 2px solid var(--c-green); outline-offset: 2px; }
#main-content { outline: none; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-deep);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color .3s var(--ease-out), color .3s ease, border-color .3s ease, transform .3s var(--ease-out);
}

.btn .btn-arrow {
  font-family: var(--font-number);
  font-size: 20px;
  line-height: 1;
}

.btn-primary {
  background: var(--c-orange);
  border-color: var(--c-orange);
  color: var(--c-deep);
}

.btn-primary:hover {
  background: var(--c-green);
  border-color: var(--c-green);
  color: var(--c-deep);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  border-color: var(--c-green);
  color: var(--c-green);
}

.btn-secondary:hover {
  background: var(--c-green);
  color: var(--c-deep);
}

.btn-ghost {
  background: transparent;
  border-color: var(--c-steel);
  color: var(--c-paper);
}

.btn-ghost:hover { border-color: var(--c-orange); color: var(--c-orange); }

.skip-link {
  position: fixed;
  top: 10px;
  left: 50%;
  z-index: 300;
  transform: translateX(-50%) translateY(-220%);
  background: var(--c-orange);
  color: var(--c-deep);
  padding: 10px 18px;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  transition: transform .25s ease;
}

.skip-link:focus-visible { transform: translateX(-50%) translateY(0); }

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 160;
  height: 3px;
  background: var(--c-green);
  box-shadow: 0 0 12px rgba(57, 255, 136, 0.7);
  transform: scaleX(var(--progress, 0));
  transform-origin: left center;
  pointer-events: none;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 120;
  height: var(--header-h);
  background: var(--c-deep);
  border-bottom: 1px solid rgba(45, 74, 124, 0.7);
  color: var(--c-paper);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 100%;
  padding: 0 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: var(--c-paper);
  text-decoration: none;
}

.brand:hover { color: var(--c-paper); }

.brand-mark {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex: none;
  background: var(--c-orange);
  color: var(--c-deep);
  font-family: var(--font-number);
  font-size: 16px;
  font-weight: 700;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 24% 100%, 0 76%);
}

.brand-mark::after {
  content: "";
  position: absolute;
  top: 4px;
  right: 4px;
  width: 6px;
  height: 6px;
  background: var(--c-green);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.brand-sub {
  font-family: var(--font-number);
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--c-green);
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  padding: 10px 12px;
  background: transparent;
  border: 1px solid var(--c-steel);
  border-radius: 0;
  color: var(--c-paper);
  font-family: var(--font-body);
  font-size: 14px;
  cursor: pointer;
}

.nav-toggle:hover { border-color: var(--c-green); }

.nav-toggle-bars {
  position: relative;
  width: 18px;
  height: 14px;
}

.nav-toggle-bars span {
  position: absolute;
  left: 0;
  display: block;
  width: 100%;
  height: 2px;
  background: var(--c-green);
  transition: top .25s ease, transform .25s ease, opacity .25s ease;
}

.nav-toggle-bars span:nth-child(1) { top: 0; }
.nav-toggle-bars span:nth-child(2) { top: 6px; background: var(--c-orange); }
.nav-toggle-bars span:nth-child(3) { top: 12px; }

.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3) {
  top: 6px;
  transform: rotate(-45deg);
}

.primary-nav {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: 110;
  display: flex;
  flex-direction: column;
  padding: 24px 24px 40px;
  background: var(--c-deep);
  border-top: 1px solid rgba(57, 255, 136, 0.25);
  transform: translateX(-100%);
  visibility: hidden;
  transition: transform .45s var(--ease-out), visibility .45s;
  overflow-y: auto;
}

.primary-nav[data-open] {
  transform: translateX(0);
  visibility: visible;
}

.nav-list {
  display: grid;
  gap: 4px;
  padding: 0;
  margin: 0 0 36px;
}

.nav-item { margin: 0; }

.nav-link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 4px;
  color: var(--c-paper);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  border-bottom: 1px solid rgba(57, 255, 136, 0.14);
  transition: color .25s ease, padding-left .25s ease;
}

.nav-link:hover { color: var(--c-green); padding-left: 8px; }

.nav-index {
  font-family: var(--font-number);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: rgba(57, 255, 136, 0.65);
}

.nav-link:hover .nav-index { color: var(--c-green); }

.nav-label { display: block; }

.nav-link[aria-current="page"] { color: var(--c-orange); }
.nav-link[aria-current="page"] .nav-index { color: var(--c-orange); }

.nav-link[aria-current="page"]::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 12px;
  bottom: 12px;
  width: 3px;
  background: var(--c-orange);
}

.header-cta-wrap { margin-top: auto; }
.header-cta { width: 100%; }

.header-tagline {
  margin: 14px 0 0;
  text-align: center;
  font-family: var(--font-number);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--c-steel);
}

.site-footer {
  position: relative;
  overflow: hidden;
  padding: 0;
  background: var(--c-deep);
  color: var(--c-paper);
  border-top: 4px solid var(--c-orange);
}

.site-footer::before {
  content: "365";
  position: absolute;
  right: -10px;
  bottom: -70px;
  font-family: var(--font-number);
  font-size: 320px;
  font-weight: 700;
  line-height: 1;
  color: rgba(255, 255, 255, 0.02);
  -webkit-text-stroke: 1px rgba(57, 255, 136, 0.16);
  pointer-events: none;
  user-select: none;
}

.footer-rule {
  position: relative;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px 28px 0;
}

.footer-rule-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--c-orange), rgba(57, 255, 136, 0.6));
}

.footer-rule-label {
  font-family: var(--font-number);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(245, 239, 230, 0.55);
  white-space: nowrap;
}

.footer-main {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-block: 48px 40px;
}

.footer-brand { margin-bottom: 18px; }

.footer-desc {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 239, 230, 0.75);
}

.trust-statement {
  margin: 0;
  padding: 14px 16px;
  border-left: 3px solid var(--c-green);
  background: rgba(57, 255, 136, 0.06);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(245, 239, 230, 0.8);
}

.footer-title {
  margin: 0 0 18px;
  font-family: var(--font-number);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-green);
  text-transform: uppercase;
}

.footer-menu,
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.footer-menu a,
.footer-contact a {
  color: rgba(245, 239, 230, 0.8);
  text-decoration: none;
  font-size: 15px;
  border-bottom: 1px solid transparent;
  transition: color .25s ease, border-color .25s ease, padding-left .25s ease;
}

.footer-menu a:hover,
.footer-contact a:hover {
  color: var(--c-orange);
  border-color: var(--c-orange);
  padding-left: 4px;
}

.footer-contact li {
  display: flex;
  gap: 8px;
  color: rgba(245, 239, 230, 0.75);
  font-size: 14px;
  line-height: 1.6;
}

.footer-contact li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 10px;
  background: var(--c-orange);
  flex: none;
}

.footer-bottom {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(57, 255, 136, 0.18);
}

.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  justify-content: space-between;
  padding-block: 18px;
  text-align: center;
}

.copyright,
.icp {
  margin: 0;
  font-size: 13px;
  color: rgba(245, 239, 230, 0.5);
}

.icp a {
  color: rgba(245, 239, 230, 0.5);
  text-decoration: none;
}

.icp a:hover { color: var(--c-green); }

.back-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 150;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  background: var(--c-orange);
  color: var(--c-deep);
  border: none;
  border-radius: 0;
  font-family: var(--font-number);
  font-size: 22px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s, background-color .3s ease;
}

.back-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-top:hover { background: var(--c-green); }

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
  font-size: 14px;
}

.breadcrumb a { color: var(--c-steel); text-decoration: none; }
.breadcrumb a:hover { color: var(--c-orange); }
.breadcrumb-sep { font-family: var(--font-number); color: var(--c-orange); }
.breadcrumb [aria-current="page"] { color: var(--c-ink); font-weight: 700; }

.section { padding-block: 72px; }

.section-header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-bottom: 36px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-gray);
}

.section-index {
  font-family: var(--font-number);
  font-size: 13px;
  font-weight: 500;
  color: var(--c-orange);
  letter-spacing: 0.1em;
}

.section-title {
  margin: 0;
  font-size: 28px;
  font-weight: 900;
  letter-spacing: 0.01em;
}

.section-sub {
  margin: 0 0 0 auto;
  color: var(--c-steel);
  font-size: 14px;
}

.grid {
  display: grid;
  gap: 24px;
}

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

.card {
  background: var(--c-white);
  border: 1px solid var(--c-gray);
  border-radius: 0;
  padding: 24px;
  transition: border-color .3s ease, box-shadow .3s ease, transform .3s var(--ease-out);
}

.card:hover {
  border-color: var(--c-steel);
  box-shadow: 6px 6px 0 rgba(10, 30, 61, 0.1);
  transform: translateY(-2px);
}

.card-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
}

.card-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.stat-number {
  font-family: var(--font-number);
  font-weight: 700;
  line-height: 1;
}

.stat-number-lg {
  font-size: 48px;
  color: var(--c-deep);
}

.stat-number-md {
  font-size: 28px;
  color: var(--c-deep);
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-steel);
}

.tag {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--c-steel);
  color: var(--c-steel);
  font-family: var(--font-number);
  font-size: 12px;
  letter-spacing: 0.08em;
  line-height: 1.4;
}

.tag-accent {
  border-color: var(--c-orange);
  color: var(--c-orange);
}

.tag-live {
  border-color: var(--c-green);
  background: var(--c-green);
  color: var(--c-ink);
  font-weight: 700;
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 48px;
  background: var(--c-deep);
  color: var(--c-paper);
  border-bottom: 4px solid var(--c-orange);
}

.page-hero::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 240px;
  height: 240px;
  background: linear-gradient(135deg, rgba(255, 106, 19, 0.35), rgba(57, 255, 136, 0.1));
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  pointer-events: none;
}

.page-hero .container { position: relative; z-index: 1; }

.page-hero h1 {
  color: var(--c-paper);
  font-size: 38px;
  margin: 12px 0 8px;
}

.page-hero .page-kicker {
  font-family: var(--font-number);
  color: var(--c-green);
  font-size: 13px;
  letter-spacing: 0.2em;
}

.page-hero .lead {
  color: rgba(245, 239, 230, 0.78);
  font-size: 16px;
  max-width: 640px;
  margin: 0;
}

.image-frame {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--c-deep);
  border: 1px solid var(--c-gray);
  aspect-ratio: 4 / 3;
}

.image-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(57, 255, 136, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 136, 0.12) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.image-frame::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  border-left: 22px solid transparent;
  border-bottom: 22px solid var(--c-orange);
  pointer-events: none;
}

.image-frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.image-frame .frame-label {
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 2;
  background: var(--c-deep);
  color: var(--c-green);
  font-family: var(--font-number);
  font-size: 12px;
  letter-spacing: 0.12em;
  padding: 4px 8px;
}

.image-frame.is-16x9 { aspect-ratio: 16 / 9; }
.image-frame.is-1x1 { aspect-ratio: 1 / 1; }
.image-frame.is-3x4 { aspect-ratio: 3 / 4; }

.theme-dark {
  background: var(--c-deep);
  color: var(--c-paper);
}

.theme-dark h1,
.theme-dark h2,
.theme-dark h3 { color: var(--c-paper); }

.theme-dark .section-sub { color: rgba(245, 239, 230, 0.6); }
.theme-dark .stat-number-lg,
.theme-dark .stat-number-md { color: var(--c-green); }

.theme-paper { background: var(--c-paper); }

@media (min-width: 640px) {
  .section-title { font-size: 34px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-bottom-inner { flex-direction: row; flex-wrap: wrap; }
  .grid-3,
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  body {
    padding-top: 0;
    padding-left: var(--rail-width);
  }

  .site-header {
    inset: 0 auto 0 0;
    width: var(--rail-width);
    height: 100vh;
    border-bottom: none;
    border-right: 1px solid rgba(57, 255, 136, 0.25);
  }

  .header-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 32px 24px 28px;
  }

  .brand {
    padding-bottom: 36px;
    border-bottom: 1px solid var(--c-steel);
  }

  .brand-name { font-size: 19px; }

  .nav-toggle { display: none; }

  .primary-nav {
    position: static;
    inset: auto;
    flex: 1;
    min-height: 0;
    padding: 28px 0 0;
    background: transparent;
    border-top: none;
    transform: none;
    visibility: visible;
    transition: none;
    overflow: visible;
  }

  .nav-list { margin-bottom: 8px; }

  .nav-link {
    font-size: 18px;
    padding: 12px 4px;
    border-bottom-color: rgba(45, 74, 124, 0.8);
  }

  .nav-link[aria-current="page"]::before { left: -24px; }

  .scroll-progress {
    top: 0;
    bottom: 0;
    left: var(--rail-width);
    right: auto;
    width: 3px;
    height: auto;
    transform: scaleY(var(--progress, 0));
    transform-origin: top center;
  }

  .footer-main {
    grid-template-columns: 2fr 1fr 1fr 1.4fr;
    gap: 48px;
    padding-top: 56px;
  }

  .section { padding-block: 96px; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 640px) and (max-width: 1023px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 639px) {
  .grid-2,
  .grid-3,
  .grid-4 { grid-template-columns: 1fr; }
}

@media (max-width: 359px) {
  .brand-name { font-size: 14px; letter-spacing: 0; }
  .brand-sub { display: none; }
  .nav-toggle-label { display: none; }
}

@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity .7s ease, transform .7s var(--ease-out);
  }

  .js [data-reveal].is-visible {
    opacity: 1;
    transform: none;
  }

  .js [data-reveal-group] > * {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .55s ease, transform .55s var(--ease-out);
    transition-delay: calc(var(--i, 0) * 90ms);
  }

  .js [data-reveal-group].is-visible > * {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }

  .js [data-reveal],
  .js [data-reveal-group] > * {
    opacity: 1 !important;
    transform: none !important;
  }
}