/* /assets/site.css */

:root {
  --color-bg: #0B1D3A;
  --color-bg-deep: #081428;
  --color-bg-alt: #0F2A4D;
  --color-surface: rgba(255,255,255,.08);
  --color-surface-strong: rgba(255,255,255,.14);
  --color-surface-soft: rgba(255,255,255,.04);
  --color-primary: #FF6B35;
  --color-primary-strong: #E5532D;
  --color-accent: #39FF88;
  --color-accent-soft: #B8FFD0;
  --color-text: #FFFFFF;
  --color-muted: #9FB3C8;
  --color-line: rgba(255,255,255,.12);
  --color-overlay: rgba(10,20,40,.7);
  --header-width: 16rem;
  --radius-pill: 999px;
  --radius-xl: 1.75rem;
  --radius-lg: 1.25rem;
  --radius-md: .875rem;
  --shadow-1: 0 10px 30px rgba(0,0,0,.25);
  --font-display: "Noto Sans SC", "PingFang SC", sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans", sans-serif;
  --font-data: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --container: 76rem;
  --ease: cubic-bezier(.2,.8,.2,1);
}

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

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.7;
  background:
    radial-gradient(circle at 85% 12%, rgba(57,255,136,.09), transparent 28rem),
    radial-gradient(circle at 8% 88%, rgba(255,107,53,.08), transparent 30rem),
    linear-gradient(150deg, #081428 0%, #0B1D3A 48%, #0F2A4D 100%);
}

h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote {
  margin: 0;
}

ul[class], ol[class] {
  list-style: none;
  padding: 0;
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  border: 0;
  background: none;
  color: inherit;
  cursor: pointer;
}

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

::selection {
  background: rgba(57,255,136,.25);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: .25rem;
}

#main-content {
  display: block;
  flex: 1 0 auto;
  width: 100%;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 2000;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.25rem;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 800;
  border-radius: var(--radius-pill);
  box-shadow: 0 8px 24px rgba(57,255,136,.35);
  transform: translateY(-200%);
  opacity: 0;
  transition: transform .2s var(--ease), opacity .2s;
}

.skip-link:focus-visible {
  transform: translateY(0);
  opacity: 1;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: var(--header-width);
  right: 0;
  height: 3px;
  z-index: 1400;
  pointer-events: none;
  background: rgba(255,255,255,.04);
}

.scroll-progress span {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  box-shadow: 0 0 12px rgba(57,255,136,.45);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--header-width);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  background: linear-gradient(180deg, rgba(11,29,58,.94), rgba(15,42,77,.82));
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-right: 1px solid var(--color-line);
  box-shadow: 10px 0 40px rgba(0,0,0,.25);
}

.header-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  height: 100%;
  padding: 2rem 1.5rem 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .9rem;
  width: fit-content;
}

.brand-mark {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-bg);
  border-radius: 1.1rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  box-shadow: 0 0 28px rgba(255,107,53,.35);
  transform: skew(-5deg) rotate(-2deg);
}

.brand-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: .01em;
  transform: skew(-5deg);
}

.nav-toggle {
  display: none;
}

.nav-toggle-lines {
  width: 1.25rem;
  display: grid;
  gap: .25rem;
}

.nav-toggle-lines span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform .2s, opacity .2s;
}

.nav-toggle-label {
  font-size: .875rem;
  font-weight: 600;
}

.site-nav {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
  flex: 1;
}

.nav-list {
  display: grid;
  gap: .375rem;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .7rem .85rem;
  border-radius: var(--radius-pill);
  color: var(--color-muted);
  font-weight: 500;
  font-size: .95rem;
  transition: background .2s, color .2s, transform .2s;
}

.nav-link::before {
  content: "●";
  font-size: .5rem;
  color: var(--color-accent);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity .2s, transform .2s;
}

.nav-index {
  font-family: var(--font-data);
  font-size: .6875rem;
  color: var(--color-primary);
  min-width: 1.5rem;
  letter-spacing: .02em;
}

.nav-copy {
  flex: 1;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: #fff;
  background: var(--color-surface);
  transform: translateX(4px);
}

.nav-link:hover::before,
.nav-link:focus-visible::before {
  opacity: 1;
  transform: translateX(0);
}

.nav-link[aria-current="page"] {
  color: #fff;
  background: linear-gradient(90deg, rgba(255,107,53,.20), rgba(255,255,255,.03));
  box-shadow: inset 0 0 0 1px rgba(255,107,53,.28);
}

.nav-link[aria-current="page"]::before {
  opacity: 1;
  transform: translateX(0);
  color: var(--color-primary);
}

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

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  margin-top: auto;
  padding: .9rem 1.25rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  color: #fff;
  font-weight: 800;
  font-size: .95rem;
  box-shadow: 0 8px 24px rgba(255,107,53,.32);
  transition: transform .2s, box-shadow .2s, filter .2s;
}

.header-cta:hover,
.header-cta:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(255,107,53,.42);
  filter: saturate(1.1);
}

.header-status {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .75rem .9rem;
  background: rgba(57,255,136,.08);
  border: 1px solid rgba(57,255,136,.22);
  border-radius: var(--radius-lg);
  color: var(--color-accent-soft);
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .02em;
}

.status-copy {
  font-weight: 500;
}

.status-dot {
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 12px var(--color-accent);
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% {
    opacity: 1;
    box-shadow: 0 0 8px var(--color-accent);
  }
  50% {
    opacity: .5;
    box-shadow: 0 0 18px var(--color-accent);
  }
}

.back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 1500;
  width: 3.25rem;
  height: 3.25rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 1.25rem;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  box-shadow: 0 10px 28px rgba(255,107,53,.4);
  opacity: 0;
  transform: translateY(.75rem);
  pointer-events: none;
  transition: opacity .25s, transform .25s, background .25s;
}

.back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--color-accent);
  color: var(--color-bg);
}

@media (min-width: 960px) {
  body {
    padding-left: var(--header-width);
  }
}

@media (max-width: 959.98px) {
  body {
    padding-left: 0;
  }

  .skip-link {
    left: .75rem;
    top: .75rem;
  }

  .scroll-progress {
    left: 0;
  }

  .site-header {
    position: sticky;
    top: 0;
    width: 100%;
    height: auto;
    bottom: auto;
    flex-direction: row;
    overflow: visible;
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
    background: rgba(11,29,58,.9);
  }

  .header-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: auto;
    padding: .875rem 1.25rem;
    gap: 1rem;
  }

  .brand-mark {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.25rem;
    border-radius: .9rem;
  }

  .brand-text {
    font-size: 1.15rem;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .5rem .75rem;
    border-radius: var(--radius-pill);
    background: var(--color-surface);
    color: var(--color-muted);
    transition: color .2s, background .2s;
  }

  .nav-toggle:hover {
    color: #fff;
    background: var(--color-surface-strong);
  }

  .nav-toggle[aria-expanded="true"] {
    color: var(--color-accent);
  }

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

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

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

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: calc(100vh - 4.5rem);
    overflow-y: auto;
    display: none;
    margin: 0;
    padding: 1rem 1.25rem 1.5rem;
    background: rgba(8,20,40,.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-line);
    box-shadow: 0 20px 50px rgba(0,0,0,.4);
  }

  .site-nav[data-open="true"] {
    display: flex;
  }

  .nav-list {
    gap: .25rem;
  }

  .header-cta {
    width: 100%;
  }

  .header-status {
    display: none;
  }

  body[data-nav-open="true"] {
    overflow: hidden;
  }
}

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section {
  position: relative;
  padding-block: clamp(4rem, 9vw, 7rem);
}

.section-head {
  max-width: 52rem;
  margin-bottom: 3rem;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem .8rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .14em;
  color: var(--color-accent);
  background: rgba(57,255,136,.1);
  border: 1px solid rgba(57,255,136,.2);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
  transform: skew(-5deg);
  margin-top: 1rem;
}

.section-title .accent {
  color: var(--color-primary);
}

.section-desc {
  max-width: 36rem;
  margin-top: 1rem;
  color: var(--color-muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .875rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  line-height: 1.2;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  box-shadow: 0 8px 24px rgba(255,107,53,.35);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(255,107,53,.42);
}

.btn-ghost {
  color: #fff;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  color: var(--color-accent);
  background: var(--color-surface-strong);
}

.panel {
  position: relative;
  overflow: hidden;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.06), transparent 40%);
  pointer-events: none;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: .5rem;
}

.panel-header .panel-title {
  margin-bottom: 0;
}

.panel-body {
  color: var(--color-muted);
  line-height: 1.7;
}

.grid {
  display: grid;
  gap: 1.25rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.data-list {
  display: grid;
  gap: 1rem;
}

.data-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--color-surface-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
}

.data-label {
  color: var(--color-muted);
  font-size: .875rem;
}

.data-value {
  font-family: var(--font-data);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.console {
  display: grid;
  gap: 1rem;
  padding: 1.25rem;
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), var(--shadow-1);
}

.console-bar {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--color-line);
  color: var(--color-muted);
  font-family: var(--font-data);
  font-size: .8rem;
}

.console-metric {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 0;
  border-bottom: 1px solid rgba(255,255,255,.05);
}

.console-metric:last-child {
  border-bottom: 0;
}

.console-label {
  color: var(--color-muted);
  font-size: .875rem;
}

.console-value {
  font-family: var(--font-data);
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.25rem;
  font-variant-numeric: tabular-nums;
}

.console-value[data-live]::before {
  content: "●";
  color: var(--color-accent);
  font-size: .7rem;
  margin-right: .4rem;
  vertical-align: middle;
}

.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, rgba(255,255,255,.06), rgba(57,255,136,.06), rgba(255,107,53,.05));
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-1);
}

.media-frame img,
.media-frame video,
.media-frame > * {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame::after {
  content: "16:9";
  position: absolute;
  right: .75rem;
  bottom: .75rem;
  padding: .25rem .6rem;
  border-radius: var(--radius-pill);
  background: var(--color-overlay);
  color: var(--color-muted);
  font-family: var(--font-data);
  font-size: .65rem;
  letter-spacing: .05em;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}

.filter-button {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .625rem 1.125rem;
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  color: var(--color-muted);
  font-size: .875rem;
  font-weight: 600;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s;
}

.filter-button:hover {
  color: #fff;
  border-color: rgba(255,255,255,.3);
}

.filter-button.is-active {
  color: var(--color-bg);
  background: var(--color-accent);
  border-color: transparent;
  box-shadow: 0 0 20px rgba(57,255,136,.35);
}

.filter-item[hidden] {
  display: none !important;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  padding: 1.25rem 0;
  color: var(--color-muted);
  font-size: .875rem;
}

.breadcrumb a {
  transition: color .2s;
}

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

.breadcrumb [aria-current="page"] {
  color: var(--color-text);
  font-weight: 600;
}

.breadcrumb-sep {
  opacity: .5;
}

.footer {
  position: relative;
  margin-top: auto;
  overflow: hidden;
  padding: 4rem 0 2rem;
  background: linear-gradient(180deg, rgba(15,42,77,.86) 0%, rgba(8,20,40,.98) 100%);
  border-top: 1px solid var(--color-line);
}

.footer::before {
  content: "";
  position: absolute;
  top: -10rem;
  right: -5rem;
  width: 28rem;
  height: 28rem;
  background: radial-gradient(circle, rgba(255,107,53,.15), transparent 70%);
  pointer-events: none;
}

.footer::after {
  content: "";
  position: absolute;
  bottom: -12rem;
  left: -4rem;
  width: 26rem;
  height: 26rem;
  background: radial-gradient(circle, rgba(57,255,136,.12), transparent 70%);
  pointer-events: none;
}

.footer-inner {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--color-line);
}

.footer-brand-col {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 900;
  line-height: 1;
  transform: skew(-5deg);
}

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

.footer-brand-sub {
  color: var(--color-muted);
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.footer-brand-desc {
  max-width: 28rem;
  color: var(--color-muted);
  font-size: .95rem;
  line-height: 1.8;
}

.footer-nav-group,
.footer-contact {
  display: grid;
  align-content: start;
  gap: 1.25rem;
}

.footer-nav-title {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--color-muted);
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.footer-nav-title::before {
  content: "";
  width: 1.5rem;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.footer-nav-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .55rem .75rem;
}

.footer-nav-link {
  color: var(--color-muted);
  font-size: .875rem;
  line-height: 1.5;
  transition: color .2s, padding-left .2s;
}

.footer-nav-link:hover,
.footer-nav-link:focus-visible {
  color: var(--color-accent);
  padding-left: .2rem;
}

.footer-contact-list {
  display: grid;
  gap: .8rem;
}

.footer-contact-item {
  display: flex;
  gap: .75rem;
  line-height: 1.5;
}

.footer-contact-label {
  flex: 0 0 2.8rem;
  padding-top: .2rem;
  color: var(--color-accent);
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.footer-contact-value {
  color: var(--color-text);
  font-size: .875rem;
  word-break: break-word;
}

.footer-meta {
  display: grid;
  gap: 1.25rem;
  padding-top: 1.5rem;
}

.footer-note {
  max-width: 64rem;
  color: var(--color-muted);
  font-size: .875rem;
  line-height: 1.8;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem 1.5rem;
  color: var(--color-muted);
  font-family: var(--font-data);
  font-size: .75rem;
}

.footer-copy,
.footer-icp {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}

.footer-icp::before {
  content: "ICP";
  padding: .1rem .4rem;
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  font-size: .65rem;
  color: var(--color-muted);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-legal {
    align-items: flex-start;
    flex-direction: column;
    gap: .5rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

  .status-dot {
    animation: none;
  }
}