/* ============================================
   元点智域 · 黑蓝未来空间样式
   ============================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: #050810;
  color: #d8e3f0;
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 20% 10%, rgba(63,169,255,0.18), transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 30%, rgba(139,92,246,0.15), transparent 60%),
    radial-gradient(ellipse 70% 50% at 50% 90%, rgba(0,212,255,0.10), transparent 60%),
    radial-gradient(circle at 50% 45%, transparent 26%, rgba(2,4,10,0.62) 100%),
    linear-gradient(180deg, #050810 0%, #0a0e1a 50%, #050810 100%);
  z-index: -5;
  pointer-events: none;
}

body.agent-open {
  overflow: hidden;
  touch-action: none;
}
:root {
  --agent-viewport-height: 100vh;
  --agent-bottom-safe: env(safe-area-inset-bottom, 0px);
}

#particles {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
}

.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
  filter: blur(60px) saturate(140%);
  opacity: 0.55;
}
.aurora-band {
  position: absolute;
  width: 60vw;
  height: 38vh;
  border-radius: 50%;
  mix-blend-mode: screen;
  animation: drift 22s ease-in-out infinite;
}
.aurora-band.b1 {
  top: -8%; left: -10%;
  background: radial-gradient(circle, rgba(63,169,255,0.55), transparent 65%);
  animation-duration: 19s;
}
.aurora-band.b2 {
  top: 30%; right: -15%;
  background: radial-gradient(circle, rgba(139,92,246,0.45), transparent 65%);
  animation-duration: 26s;
  animation-direction: reverse;
}
.aurora-band.b3 {
  bottom: -12%; left: 20%;
  background: radial-gradient(circle, rgba(0,212,255,0.42), transparent 65%);
  animation-duration: 31s;
}
@keyframes drift {
  0%   { transform: translate(0, 0) scale(1); opacity: 0.35; }
  33%  { transform: translate(8vw, 6vh) scale(1.15); opacity: 0.65; }
  66%  { transform: translate(-6vw, -4vh) scale(0.92); opacity: 0.45; }
  100% { transform: translate(0, 0) scale(1); opacity: 0.35; }
}

.nebula {
  position: fixed;
  inset: -20%;
  z-index: -4;
  pointer-events: none;
  background:
    radial-gradient(ellipse 42% 42% at 25% 32%, rgba(63,169,255,0.12), transparent 60%),
    radial-gradient(ellipse 38% 38% at 76% 24%, rgba(139,92,246,0.12), transparent 60%),
    radial-gradient(ellipse 48% 48% at 60% 78%, rgba(0,212,255,0.09), transparent 60%),
    radial-gradient(ellipse 32% 32% at 12% 82%, rgba(139,92,246,0.08), transparent 60%);
  filter: blur(46px);
  animation: nebulaDrift 42s ease-in-out infinite alternate;
}
@keyframes nebulaDrift {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(4%, -3%) scale(1.14); }
}

.stars {
  position: fixed;
  inset: 0;
  z-index: -4;
  pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.9), transparent),
    radial-gradient(1px 1px at 70% 20%, rgba(190,230,255,0.8), transparent),
    radial-gradient(1px 1px at 40% 70%, rgba(255,255,255,0.7), transparent),
    radial-gradient(1.6px 1.6px at 85% 60%, rgba(160,210,255,0.85), transparent),
    radial-gradient(1px 1px at 55% 45%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 10% 80%, rgba(200,220,255,0.7), transparent),
    radial-gradient(1.6px 1.6px at 90% 35%, rgba(255,255,255,0.85), transparent),
    radial-gradient(1px 1px at 33% 12%, rgba(180,220,255,0.7), transparent),
    radial-gradient(1px 1px at 64% 88%, rgba(255,255,255,0.65), transparent),
    radial-gradient(1.4px 1.4px at 48% 18%, rgba(200,230,255,0.8), transparent);
  background-repeat: repeat;
  background-size: 620px 620px;
  animation: starTwinkle 7s ease-in-out infinite alternate;
}
@keyframes starTwinkle {
  0% { opacity: 0.32; }
  100% { opacity: 0.85; }
}

.grid-floor {
  position: fixed;
  left: 50%;
  bottom: -12vh;
  width: 260vw;
  height: 62vh;
  transform: translateX(-50%) perspective(440px) rotateX(74deg);
  transform-origin: 50% 100%;
  z-index: -3;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(63,169,255,0.20) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63,169,255,0.20) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.95), transparent 68%);
  mask-image: linear-gradient(to top, rgba(0,0,0,0.95), transparent 68%);
  animation: gridMove 9s linear infinite;
  opacity: 0.55;
}
@keyframes gridMove {
  0% { background-position: 0 0; }
  100% { background-position: 0 64px; }
}

.scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  color: #6a8fb0;
  font-size: 12px;
  letter-spacing: 0.2em;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 0.7;
  animation: hintPulse 2.6s ease-in-out infinite;
}
.scroll-hint span {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, #3FA9FF, transparent);
}
@keyframes hintPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.9; }
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  color: #3FA9FF;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.container { max-width: 1240px; margin: 0 auto; padding: 0 28px; }
section { padding: 112px 0; position: relative; }
h1, h2, h3, h4 { font-weight: 600; letter-spacing: 0.01em; }
p { text-wrap: pretty; }


.gradient-text {
  background: linear-gradient(120deg, #3FA9FF 0%, #00D4FF 35%, #8B5CF6 75%, #3FA9FF 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 6s linear infinite;
}
@keyframes gradientShift {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 14px 0;
  background: rgba(8, 12, 22, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(63, 169, 255, 0.12);
  transition: all 0.3s ease;
}
.navbar.scrolled {
  background: rgba(8, 12, 22, 0.92);
  border-bottom-color: rgba(63, 169, 255, 0.25);
  box-shadow: 0 4px 30px rgba(63, 169, 255, 0.08);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #fff;
}
.brand-logo {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  object-fit: cover;
  filter: brightness(1.15) drop-shadow(0 0 14px rgba(63, 169, 255, 0.7));
  transition: transform 0.3s ease, filter 0.3s ease;
}
.brand:hover .brand-logo {
  transform: rotate(8deg) scale(1.05);
  filter: drop-shadow(0 0 18px rgba(63, 169, 255, 0.8));
}
.brand-text {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.brand-text small {
  display: block;
  font-size: 10px;
  font-weight: 400;
  color: #6a8fb0;
  letter-spacing: 0.18em;
  margin-top: 2px;
}
.nav-links {
  display: flex;
  gap: 8px;
  list-style: none;
}
.nav-links a {
  color: #a8b9cf;
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.25s ease;
  position: relative;
}
.nav-links a:hover {
  color: #fff;
  background: rgba(63, 169, 255, 0.10);
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #3FA9FF, #8B5CF6);
  transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 24px; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  padding: 4px 10px;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(63,169,255,0.08), transparent 70%);
}
.hero-inner {
  text-align: center;
  max-width: 980px;
  margin: 0 auto;
  position: relative;
}
.hero-signal-line {
  width: min(860px, 100%);
  margin: 0 auto 24px;
  padding: 10px 16px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  border: 1px solid rgba(63,169,255,0.14);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(63,169,255,0.07), rgba(139,92,246,0.04), rgba(63,169,255,0.07));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03), 0 0 32px rgba(63,169,255,0.08);
}
.signal-mark,
.signal-copy,
.signal-time {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: #93c8ff;
}
.signal-copy {
  text-align: center;
  color: #bfdfff;
}
.signal-time {
  color: #7b98b8;
}
.hero-tag {
  display: inline-block;
  padding: 7px 18px;
  border: 1px solid rgba(63, 169, 255, 0.35);
  border-radius: 999px;
  font-size: 12px;
  color: #88c2ff;
  background: rgba(63, 169, 255, 0.08);
  margin-bottom: 30px;
  letter-spacing: 0.18em;
}
.hero h1 {
  font-size: clamp(42px, 6.2vw, 76px);
  line-height: 1.06;
  margin-bottom: 24px;
  font-weight: 700;
  text-wrap: balance;
}
.hero-sub {
  font-size: clamp(15px, 2vw, 18px);
  color: #9aafc9;
  margin-bottom: 46px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
.hero-sub-large {
  font-size: clamp(17px, 2.05vw, 21px);
  color: #b6c7d9;
  line-height: 2.02;
  letter-spacing: 0.01em;
  text-wrap: pretty;
}
.hero-cta {
  display: inline-flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: linear-gradient(120deg, #3FA9FF, #8B5CF6);
  color: #fff;
  box-shadow: 0 8px 24px rgba(63, 169, 255, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(63, 169, 255, 0.55);
}
.btn-primary::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.6s ease;
}
.btn-primary:hover::before { left: 100%; }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(63, 169, 255, 0.4);
}
.btn-ghost:hover {
  background: rgba(63, 169, 255, 0.10);
  border-color: rgba(63, 169, 255, 0.7);
}

.glass {
  background: rgba(12, 18, 32, 0.54);
  backdrop-filter: blur(18px) saturate(155%);
  -webkit-backdrop-filter: blur(18px) saturate(155%);
  border: 1px solid rgba(99, 149, 199, 0.14);
  border-radius: 18px;
  padding: 30px;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}
.glass::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(120, 170, 220, 0.34), transparent);
}
.glass:hover {
  transform: translateY(-6px);
  border-color: rgba(116, 168, 220, 0.32);
  box-shadow: 0 24px 56px rgba(8, 18, 34, 0.34);
}

.hero-quick {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}
.quick-pill {
  padding: 10px 16px;
  border-radius: 999px;
  text-decoration: none;
  color: #b8c9df;
  font-size: 13px;
  border: 1px solid rgba(63,169,255,0.18);
  background: rgba(63,169,255,0.06);
  transition: all 0.3s ease;
}
.quick-pill::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 8px;
  border-radius: 50%;
  background: radial-gradient(circle, #dff6ff 0%, #3fa9ff 60%, rgba(63,169,255,0) 100%);
  box-shadow: 0 0 14px rgba(63,169,255,0.45);
  vertical-align: middle;
}
.quick-pill:hover {
  color: #fff;
  border-color: rgba(63,169,255,0.5);
  background: rgba(63,169,255,0.12);
  box-shadow: 0 0 24px rgba(63,169,255,0.16);
}

.data-band {
  padding: 50px 0;
  background: rgba(63, 169, 255, 0.04);
  border-top: 1px solid rgba(63, 169, 255, 0.12);
  border-bottom: 1px solid rgba(63, 169, 255, 0.12);
}
.band-head {
  text-align: center;
  margin-bottom: 28px;
}
.band-title {
  font-size: clamp(24px, 3vw, 34px);
}
.data-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.data-grid-four {
  grid-template-columns: repeat(4, 1fr);
}
.data-cell .num {
  font-size: 40px;
  font-weight: 700;
  background: linear-gradient(120deg, #3FA9FF, #00D4FF);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.data-cell .label {
  font-size: 13px;
  color: #6a8fb0;
  margin-top: 8px;
  letter-spacing: 0.04em;
}
.metric-note {
  margin-top: 8px;
  color: #6f89a6;
  font-size: 12px;
}

.section-head { text-align: center; margin-bottom: 72px; }
.section-head .eyebrow {
  font-size: 12px;
  color: #6db7ff;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(30px, 4.1vw, 48px);
  margin-bottom: 18px;
  line-height: 1.16;
  text-wrap: balance;
}
.section-head p {
  color: #98aec7;
  max-width: 700px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.95;
  letter-spacing: 0.01em;
}

.portal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.portal-card {
  min-height: 272px;
  padding: 34px 30px 30px;
}
.portal-card-agent {
  position: relative;
  overflow: hidden;
}
.hero-rider-decor {
  position: absolute;
  left: calc(50% + 190px);
  top: 48%;
  width: 328px;
  height: 128px;
  pointer-events: none;
  z-index: 2;
  opacity: 0.48;
  mix-blend-mode: screen;
}
.agent-decor-glow {
  position: absolute;
  inset: 8px 6% 14px 10%;
  border-radius: 999px;
  background:
    radial-gradient(circle at 28% 56%, rgba(63,169,255,0.24), transparent 30%),
    radial-gradient(circle at 70% 44%, rgba(139,92,246,0.18), transparent 26%),
    linear-gradient(90deg, rgba(63,169,255,0), rgba(63,169,255,0.12), rgba(0,212,255,0.05), rgba(0,212,255,0));
  filter: blur(20px);
  opacity: 0.84;
}
.agent-decor-rider {
  position: absolute;
  right: -4px;
  bottom: -2px;
  width: 314px;
  height: 118px;
  opacity: 0.32;
  filter: blur(0.35px) drop-shadow(0 0 18px rgba(63,169,255,0.12));
  transform: scale(1.02) rotate(-12deg);
}
.agent-decor-rider span {
  position: absolute;
  display: block;
}
.decor-trail {
  height: 14px;
  border-radius: 999px;
  filter: blur(7px);
}
.trail-a {
  left: -56px;
  right: 92px;
  bottom: 22px;
  background: linear-gradient(90deg, rgba(63,169,255,0), rgba(63,169,255,0.34), rgba(0,212,255,0.22), rgba(0,212,255,0));
}
.trail-b {
  left: -10px;
  right: 58px;
  bottom: 46px;
  background: linear-gradient(90deg, rgba(139,92,246,0), rgba(139,92,246,0.20), rgba(63,169,255,0.16), rgba(63,169,255,0));
}
.decor-wheel {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.4px solid rgba(214,236,255,0.54);
  box-shadow: inset 0 0 0 4px rgba(63,169,255,0.06), 0 0 14px rgba(63,169,255,0.10);
}
.decor-wheel::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  border: 1px solid rgba(63,169,255,0.28);
}
.decor-wheel.wheel-front { right: 18px; bottom: 10px; }
.decor-wheel.wheel-back { left: 52px; bottom: 2px; }
.decor-frame.frame-main {
  left: 112px;
  right: 52px;
  bottom: 38px;
  height: 2px;
  background: linear-gradient(90deg, rgba(204,232,255,0.60), rgba(87,180,255,0.78));
  transform: rotate(-16deg);
  transform-origin: left center;
}
.decor-frame.frame-main::before,
.decor-frame.frame-main::after {
  content: "";
  position: absolute;
  height: 2px;
  background: inherit;
}
.decor-frame.frame-main::before {
  width: 64px;
  left: -14px;
  top: 18px;
  transform: rotate(34deg);
}
.decor-frame.frame-main::after {
  width: 72px;
  right: -10px;
  top: 12px;
  transform: rotate(-38deg);
}
.decor-frame.frame-tail {
  width: 70px;
  left: 68px;
  bottom: 58px;
  height: 2px;
  background: linear-gradient(90deg, rgba(194,228,255,0.58), rgba(80,174,255,0.74));
  transform: rotate(28deg);
}
.decor-bar {
  width: 34px;
  height: 2px;
  right: 42px;
  bottom: 66px;
  background: rgba(214,236,255,0.74);
  transform: rotate(38deg);
}
.decor-seat {
  width: 52px;
  height: 6px;
  left: 122px;
  bottom: 62px;
  border-radius: 999px;
  background: rgba(214,236,255,0.68);
  transform: rotate(-14deg);
}
.decor-helmet {
  width: 28px;
  height: 22px;
  left: 164px;
  bottom: 78px;
  border-radius: 62% 58% 48% 54%;
  background: linear-gradient(135deg, rgba(226,241,255,0.92), rgba(92,176,255,0.36));
  box-shadow: 0 0 12px rgba(63,169,255,0.18);
  transform: rotate(-12deg);
}
.decor-helmet::after {
  content: "";
  position: absolute;
  right: 1px;
  top: 7px;
  width: 12px;
  height: 5px;
  border-radius: 999px;
  background: rgba(6,12,26,0.46);
}
.decor-headlight {
  width: 14px;
  height: 14px;
  right: 8px;
  bottom: 18px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.98), rgba(63,169,255,0.76) 42%, rgba(63,169,255,0.05) 78%);
  box-shadow: 0 0 20px rgba(63,169,255,0.58);
}
.decor-handle {
  width: 26px;
  height: 2px;
  right: 18px;
  bottom: 58px;
  background: rgba(214,236,255,0.86);
  transform: rotate(26deg);
  transform-origin: right center;
}
.decor-body {
  width: 64px;
  height: 3px;
  left: 142px;
  bottom: 70px;
  background: rgba(194,228,255,0.74);
  transform: rotate(26deg);
}
.decor-body::before {
  content: "";
  position: absolute;
  width: 34px;
  height: 2px;
  left: -10px;
  top: 22px;
  background: inherit;
  transform: rotate(-46deg);
}
.decor-arm {
  width: 38px;
  height: 2px;
  left: 184px;
  bottom: 74px;
  background: rgba(194,228,255,0.7);
  transform: rotate(-24deg);
}
.portal-kicker {
  font-size: 10px;
  letter-spacing: 0.22em;
  color: #7bb7ff;
  margin-bottom: 20px;
}
.portal-card h3 {
  font-size: 24px;
  color: #fff;
  margin-bottom: 14px;
  line-height: 1.18;
}
.portal-card p {
  color: #9fb3cb;
  font-size: 14px;
  line-height: 1.9;
  margin-bottom: 20px;
}
.portal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.mini-chip {
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 11px;
  color: #7eb6ff;
  background: rgba(63,169,255,0.08);
  border: 1px solid rgba(63,169,255,0.18);
}

.orbital-icon {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  position: relative;
  margin-bottom: 18px;
  border: 1px solid rgba(63,169,255,0.24);
  background: radial-gradient(circle at 40% 40%, rgba(63,169,255,0.18), rgba(12,18,34,0.25) 62%, rgba(8,12,22,0.65) 100%);
  box-shadow: inset 0 0 18px rgba(63,169,255,0.10), 0 0 24px rgba(63,169,255,0.14);
  overflow: hidden;
}
.orbital-icon::before,
.orbital-icon::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}
.orbital-icon span {
  position: absolute;
  inset: 50%;
  width: 10px;
  height: 10px;
  margin: -5px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff 0%, #7bd3ff 55%, transparent 72%);
  box-shadow: 0 0 16px rgba(63,169,255,0.85);
}
.icon-core::before { inset: 11px; border: 1px solid rgba(63,169,255,0.32); }
.icon-core::after {
  left: 50%; top: 50%; width: 24px; height: 24px; margin-left: -12px; margin-top: -12px;
  background: radial-gradient(circle, rgba(255,255,255,0.95), rgba(63,169,255,0.72) 45%, rgba(139,92,246,0.18) 72%, transparent 78%);
}
.icon-link::before { inset: 10px 14px; border: 1px solid rgba(63,169,255,0.35); border-radius: 999px; transform: rotate(24deg); }
.icon-link::after { inset: 10px 14px; border: 1px solid rgba(139,92,246,0.30); border-radius: 999px; transform: rotate(-24deg); }
.icon-memory::before { inset: 11px; border: 1px dashed rgba(63,169,255,0.35); }
.icon-memory::after {
  left: 50%; top: 50%; width: 26px; height: 26px; margin-left: -13px; margin-top: -13px;
  background: linear-gradient(135deg, rgba(63,169,255,0.35), rgba(139,92,246,0.18)); border-radius: 8px;
}
.icon-crystal::before {
  left: 50%; top: 50%; width: 26px; height: 26px; margin-left: -13px; margin-top: -13px;
  transform: rotate(45deg); border: 1px solid rgba(63,169,255,0.48); background: rgba(63,169,255,0.08);
}
.icon-crystal::after { inset: 8px; border: 1px dashed rgba(139,92,246,0.30); }
.icon-galaxy::before { inset: 8px; border: 1px dashed rgba(63,169,255,0.34); }
.icon-galaxy::after {
  left: 50%; top: 50%; width: 36px; height: 16px; margin-left: -18px; margin-top: -8px;
  border: 1px solid rgba(139,92,246,0.42); border-radius: 50%; transform: rotate(-18deg);
}
.icon-gate::before { inset: 10px; border: 1px solid rgba(139,92,246,0.35); border-radius: 16px; }
.icon-gate::after {
  left: 50%; top: 50%; width: 18px; height: 18px; margin-left: -9px; margin-top: -9px;
  transform: rotate(45deg); border: 1px solid rgba(63,169,255,0.58); background: rgba(63,169,255,0.12);
}

.engine-layout {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 24px;
  align-items: start;
}
.engine-panel h3 {
  font-size: 30px;
  line-height: 1.25;
  margin-bottom: 14px;
  color: #fff;
}
.engine-panel p {
  color: #a7bad1;
  margin-bottom: 22px;
}
.engine-topline {
  color: #6eb4ff;
  font-size: 12px;
  letter-spacing: 0.2em;
  margin-bottom: 16px;
}
.engine-points { display: grid; gap: 12px; }
.engine-point {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px 0;
  border-top: 1px solid rgba(63,169,255,0.10);
}
.engine-point strong { color: #fff; font-size: 14px; }
.engine-point span { color: #98aec7; font-size: 14px; }
.engine-side { display: grid; gap: 18px; }
.side-card h4 { color: #fff; font-size: 18px; margin-bottom: 8px; }
.side-card p { color: #9db0c8; font-size: 14px; }

.agent-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: stretch;
}
.agent-main h3 {
  font-size: 28px;
  line-height: 1.28;
  color: #fff;
  margin-bottom: 14px;
}
.agent-main p {
  color: #a6bad0;
  margin-bottom: 22px;
}
.agent-kicker {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: #74b5ff;
  margin-bottom: 16px;
}
.agent-features {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
}
.agent-feature {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(63,169,255,0.10);
}
.agent-feature strong { color: #fff; font-size: 14px; }
.agent-feature span { color: #9eb4cb; font-size: 14px; }
.agent-side {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.agent-orbit {
  position: relative;
  width: 100%;
  max-width: 340px;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(63,169,255,0.15);
  background: radial-gradient(circle at 50% 50%, rgba(63,169,255,0.10), transparent 65%);
}
.agent-orbit::before,
.agent-orbit::after {
  content: "";
  position: absolute;
  inset: 11%;
  border-radius: 50%;
  border: 1px dashed rgba(63,169,255,0.18);
}
.agent-orbit::after {
  inset: 24%;
  border-style: solid;
  border-color: rgba(139,92,246,0.22);
}
.agent-core {
  position: absolute;
  left: 50%; top: 50%; width: 96px; height: 96px; margin-left: -48px; margin-top: -48px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.95), rgba(63,169,255,0.68) 38%, rgba(139,92,246,0.28) 68%, transparent 80%);
  box-shadow: 0 0 48px rgba(63,169,255,0.35);
}
.agent-node {
  position: absolute;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12px;
  color: #cce5ff;
  background: rgba(8,14,28,0.8);
  border: 1px solid rgba(63,169,255,0.22);
  backdrop-filter: blur(8px);
}
.agent-node.n1 { top: 8%; left: 41%; }
.agent-node.n2 { top: 30%; right: -2%; }
.agent-node.n3 { bottom: 14%; right: 8%; }
.agent-node.n4 { bottom: 8%; left: 16%; }
.agent-node.n5 { top: 34%; left: -4%; }
.agent-note { margin-top: 18px; color: #7e98b5; font-size: 13px; text-align: center; }

.showcase-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 22px;
  margin-bottom: 34px;
}
.feature-card {
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.feature-primary {
  background: linear-gradient(135deg, rgba(20,38,70,0.72), rgba(13,18,34,0.58));
}
.feature-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: #7eb6ff;
  margin-bottom: 14px;
}
.feature-card h3 {
  font-size: 28px;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.2;
}
.feature-card p {
  color: #a7bad1;
  font-size: 15px;
  line-height: 1.92;
  margin-bottom: 20px;
}
.feature-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.feature-actions .btn {
  padding: 12px 20px;
  font-size: 13px;
}

.work-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.work-tab {
  padding: 8px 18px;
  background: transparent;
  border: 1px solid rgba(63, 169, 255, 0.25);
  border-radius: 999px;
  color: #a8b9cf;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.3s ease;
}
.work-tab.active, .work-tab:hover {
  background: rgba(63, 169, 255, 0.12);
  border-color: rgba(63, 169, 255, 0.6);
  color: #fff;
}
.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}
.work-card { position: relative; }
.work-card h4 {
  font-size: 18px;
  margin-bottom: 8px;
  color: #fff;
  line-height: 1.26;
}
.work-meta {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.tag {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(63, 169, 255, 0.10);
  color: #7eb6ff;
  border: 1px solid rgba(63, 169, 255, 0.25);
}
.work-desc {
  font-size: 14px;
  color: #9aafc9;
  margin-bottom: 16px;
  line-height: 1.86;
}
.work-actions { display: flex; gap: 8px; }
.work-actions a {
  font-size: 12px;
  color: #7eb6ff;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(63, 169, 255, 0.08);
  border: 1px solid rgba(63, 169, 255, 0.15);
}
.work-actions a:hover {
  color: #fff;
  border-color: rgba(63,169,255,0.4);
  background: rgba(63,169,255,0.14);
}
.work-thumb {
  width: 100%;
  aspect-ratio: 16/10;
  border-radius: 12px;
  margin-bottom: 16px;
  border: 1px solid rgba(63, 169, 255, 0.15);
  position: relative;
  overflow: hidden;
}
.cosmic-thumb {
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #0b1325, #101a31 58%, #0b1020);
}
.cosmic-thumb span {
  position: relative;
  z-index: 2;
  font-size: 34px;
  color: rgba(225,242,255,0.94);
  text-shadow: 0 0 24px rgba(63,169,255,0.55);
}
.cosmic-thumb::before,
.cosmic-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
}
.cosmic-core::before {
  background: radial-gradient(circle at 50% 50%, rgba(63,169,255,0.34), transparent 24%), radial-gradient(circle at 50% 50%, rgba(139,92,246,0.22), transparent 48%);
}
.cosmic-grid::before {
  background-image: linear-gradient(rgba(63,169,255,0.18) 1px, transparent 1px), linear-gradient(90deg, rgba(63,169,255,0.18) 1px, transparent 1px);
  background-size: 34px 34px;
  opacity: 0.55;
}
.cosmic-wave::before {
  background: radial-gradient(ellipse 60% 28% at 50% 52%, rgba(0,212,255,0.14), transparent 62%), linear-gradient(180deg, transparent 0%, rgba(139,92,246,0.10) 100%);
}
.cosmic-orbit::before {
  inset: 14% 18%;
  border: 1px solid rgba(63,169,255,0.30);
  border-radius: 50%;
}
.cosmic-orbit::after {
  inset: 26% 12%;
  border: 1px solid rgba(139,92,246,0.24);
  border-radius: 50%;
  transform: rotate(-24deg);
}
.cosmic-data::before {
  background: linear-gradient(180deg, rgba(63,169,255,0.10), transparent), radial-gradient(circle at 18% 72%, rgba(63,169,255,0.24), transparent 14%), radial-gradient(circle at 42% 54%, rgba(0,212,255,0.22), transparent 12%), radial-gradient(circle at 74% 32%, rgba(139,92,246,0.20), transparent 14%);
}
.cosmic-archive::before {
  background: linear-gradient(135deg, rgba(63,169,255,0.08), rgba(139,92,246,0.12));
}
.cosmic-archive::after {
  inset: 16% 22%;
  border: 1px dashed rgba(63,169,255,0.26);
  border-radius: 14px;
}

.legacy-section {
  background: linear-gradient(180deg, rgba(63,169,255,0.03), rgba(63,169,255,0.01));
}
.legacy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.legacy-card h3 {
  color: #fff;
  font-size: 24px;
  margin-bottom: 12px;
  line-height: 1.2;
}
.legacy-card p {
  color: #a7bad1;
  font-size: 15px;
  line-height: 1.92;
}

.lit-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
}
.flow {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.flow-step h4 { color: #fff; margin-bottom: 8px; }
.flow-step p { color: #9eb3c9; font-size: 14px; }
.flow-num {
  width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; margin-bottom: 16px;
  background: rgba(63,169,255,0.12); color: #8ec2ff; border: 1px solid rgba(63,169,255,0.22); font-size: 13px;
}
.lit-aside h3 {
  color: #fff;
  font-size: 26px;
  margin-bottom: 12px;
  line-height: 1.2;
}
.lit-aside p {
  color: #a5b8cf;
  margin-bottom: 18px;
  line-height: 1.9;
}

.cta-section {
  text-align: center;
  padding: 62px 52px;
  border-radius: 26px;
  background: linear-gradient(135deg, rgba(17,24,42,0.72), rgba(8,12,22,0.88));
  border: 1px solid rgba(63,169,255,0.16);
}
.cta-section h2 {
  font-size: clamp(34px, 4vw, 52px);
  margin-bottom: 18px;
  color: #fff;
  line-height: 1.14;
  text-wrap: balance;
}
.cta-section p {
  color: #a8bdd4;
  max-width: 760px;
  margin: 0 auto 28px;
  font-size: 17px;
  line-height: 1.95;
}

.footer {
  padding: 44px 0 68px;
  text-align: center;
}
.footer-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  filter: drop-shadow(0 0 26px rgba(63,169,255,0.5));
}
.footer-slogan {
  margin-top: 18px;
  color: #9abade;
  letter-spacing: 0.12em;
  font-size: 14px;
}
.footer-meta {
  margin-top: 12px;
  color: #627a93;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-emblem {
  width: min(460px, 82vw);
  aspect-ratio: 1;
  position: relative;
  margin: 0 auto 34px;
  display: grid;
  place-items: center;
  animation: emAwaken 1.8s ease both;
}
.hero-emblem-button {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}
.hero-emblem-button:hover {
  transform: scale(1.02);
}
.hero-emblem-button:focus-visible {
  outline: 2px solid rgba(63,169,255,0.7);
  outline-offset: 12px;
}
.hero-emblem::before {
  content: "";
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63,169,255,0.10), transparent 68%);
  filter: blur(18px);
}
.emblem-logo-wrap {
  position: relative;
  width: 46%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  z-index: 3;
}
.emblem-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  animation: emLogoSpin 60s linear infinite, emLogoBreathe 4.4s ease-in-out infinite;
  filter: brightness(1.22)
    drop-shadow(0 0 22px rgba(63,169,255,0.85))
    drop-shadow(0 0 48px rgba(63,169,255,0.5))
    drop-shadow(0 0 96px rgba(139,92,246,0.34));
}
.emblem-ring,
.emblem-pulse,
.emblem-glow,
.emblem-scan {
  position: absolute;
  border-radius: 50%;
}
.emblem-ring.r1 {
  inset: 6%;
  border: 1px dashed rgba(63,169,255,0.28);
  animation: spin 80s linear infinite;
}
.emblem-ring.r2 {
  inset: 17%;
  border: 1px solid rgba(139,92,246,0.24);
  animation: spinReverse 50s linear infinite;
}
.emblem-ring.r3 {
  inset: 28%;
  border: 1px dashed rgba(0,212,255,0.22);
  animation: spin 100s linear infinite;
}
.emblem-pulse {
  inset: 24%;
  background: radial-gradient(circle, rgba(63,169,255,0.22), rgba(139,92,246,0.08) 58%, transparent 72%);
  filter: blur(6px);
  animation: emPulseWave 5s ease-in-out infinite;
}
.emblem-glow {
  inset: 34%;
  background: radial-gradient(circle, rgba(255,255,255,0.96), rgba(63,169,255,0.40) 35%, rgba(139,92,246,0.15) 58%, transparent 74%);
  filter: blur(18px);
  animation: glowPulse 4s ease-in-out infinite;
}
.emblem-scan {
  inset: 16%;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(63,169,255,0.22) 46deg, transparent 78deg);
  filter: blur(2px);
  animation: emScan 7.5s linear infinite;
}
.emblem-spark {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.95), rgba(63,169,255,0.65) 50%, transparent 76%);
  box-shadow: 0 0 20px rgba(63,169,255,0.7);
  animation: sparkBlink 3.6s ease-in-out infinite;
}
.emblem-spark.cyan {
  background: radial-gradient(circle, rgba(255,255,255,0.95), rgba(0,212,255,0.68) 50%, transparent 76%);
  box-shadow: 0 0 22px rgba(0,212,255,0.72);
}
.emblem-spark.purple {
  background: radial-gradient(circle, rgba(255,255,255,0.95), rgba(139,92,246,0.68) 50%, transparent 76%);
  box-shadow: 0 0 22px rgba(139,92,246,0.72);
}
.emblem-launch-tip {
  position: absolute;
  bottom: 10%;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(63,169,255,0.24);
  background: rgba(8,14,28,0.72);
  color: #c6def8;
  font-size: 12px;
  letter-spacing: 0.12em;
  white-space: nowrap;
  z-index: 5;
  box-shadow: 0 0 18px rgba(63,169,255,0.16);
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spinReverse { to { transform: rotate(-360deg); } }
@keyframes emLogoSpin { to { transform: rotate(360deg); } }
@keyframes emLogoBreathe {
  0%, 100% { transform: scale(0.985); }
  50% { transform: scale(1.02); }
}
@keyframes emPulseWave {
  0%, 100% { transform: scale(0.92); opacity: 0.42; }
  50% { transform: scale(1.08); opacity: 0.9; }
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 0.98; }
}
@keyframes sparkBlink {
  0%, 100% { transform: scale(0.88); opacity: 0.35; }
  50% { transform: scale(1.22); opacity: 1; }
}
@keyframes emAwaken {
  0% { opacity: 0; transform: scale(0.84); filter: blur(10px); }
  55% { opacity: 1; transform: scale(1.03); filter: blur(0); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes emScan {
  0% { transform: rotate(0deg); opacity: 0.30; }
  50% { opacity: 0.88; }
  100% { transform: rotate(360deg); opacity: 0.30; }
}

.agent-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}
.agent-modal.open {
  opacity: 1;
  visibility: visible;
}
.agent-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 8, 18, 0.72);
  backdrop-filter: blur(10px);
}
.agent-modal-panel {
  position: relative;
  z-index: 1;
  width: min(1080px, 100%);
  max-height: min(88vh, 900px);
  overflow: hidden;
  padding: 0;
  border-color: rgba(63,169,255,0.22);
  box-shadow: 0 28px 80px rgba(2, 8, 18, 0.55);
  display: flex;
  flex-direction: column;
}
.agent-modal-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  padding: 28px 30px 22px;
  border-bottom: 1px solid rgba(63,169,255,0.12);
  background: linear-gradient(180deg, rgba(63,169,255,0.07), rgba(15,22,38,0.12));
  flex-shrink: 0;
}
.agent-modal-kicker {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: #7db6ff;
  margin-bottom: 10px;
}
.agent-modal-head h3 {
  color: #fff;
  font-size: 30px;
  margin-bottom: 8px;
  line-height: 1.16;
}
.agent-modal-head p {
  color: #9fb4cc;
  max-width: 620px;
  line-height: 1.9;
  letter-spacing: 0.01em;
}
.agent-close {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(63,169,255,0.18);
  background: rgba(63,169,255,0.08);
  color: #d6e9ff;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}
.agent-close:hover {
  background: rgba(63,169,255,0.16);
}
.agent-modal-body {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 560px;
  min-width: 0;
  flex: 1;
}
.agent-modal-side {
  border-right: 1px solid rgba(63,169,255,0.10);
  padding: 26px;
  background: rgba(8,14,28,0.42);
  overflow: auto;
}
.agent-side-block + .agent-side-block {
  margin-top: 24px;
}
.agent-side-block h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.agent-side-block ul {
  list-style: none;
  display: grid;
  gap: 10px;
}
.agent-side-block li {
  color: #a8bdd4;
  font-size: 14px;
  line-height: 1.75;
  padding: 11px 13px;
  border-radius: 12px;
  border: 1px solid rgba(63,169,255,0.10);
  background: rgba(63,169,255,0.04);
}
.agent-voice-note {
  color: #9fb7d1;
  font-size: 13px;
  line-height: 1.9;
}
.agent-chat-shell {
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
  padding: 24px;
  background:
    radial-gradient(circle at 50% -10%, rgba(63,169,255,0.12), transparent 34%),
    linear-gradient(180deg, rgba(9,14,26,0.18), rgba(7,11,21,0.08));
}
.agent-chat-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid rgba(63,169,255,0.12);
  background: linear-gradient(135deg, rgba(63,169,255,0.08), rgba(139,92,246,0.05));
  margin-bottom: 18px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
  flex-shrink: 0;
}
.agent-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #32d296;
  box-shadow: 0 0 12px rgba(50,210,150,0.7);
}
.agent-status-text {
  color: #d7e8f8;
  font-size: 13px;
  letter-spacing: 0.01em;
}
.agent-memory-pill {
  margin-left: auto;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(63,169,255,0.16);
  background: rgba(8,14,28,0.72);
  color: #9fc6ee;
  font-size: 12px;
  cursor: pointer;
}
.agent-memory-pill:hover {
  color: #fff;
  border-color: rgba(63,169,255,0.34);
}
.agent-chat-log {
  flex: 1;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 10px 8px 28px 0;
  min-height: 260px;
  min-width: 0;
  scroll-padding-bottom: 180px;
}
.agent-bubble {
  max-width: min(720px, 92%);
  padding: 15px 18px;
  border-radius: 18px;
  font-size: 14px;
  line-height: 1.88;
  letter-spacing: 0.01em;
  white-space: pre-wrap;
  text-wrap: pretty;
  box-shadow: 0 12px 30px rgba(3, 10, 22, 0.16);
}
.bubble-agent {
  align-self: flex-start;
  color: #d9ebff;
  background: linear-gradient(135deg, rgba(63,169,255,0.16), rgba(139,92,246,0.11));
  border: 1px solid rgba(63,169,255,0.18);
}
.bubble-user {
  align-self: flex-end;
  color: #f4f9ff;
  background: linear-gradient(135deg, rgba(63,169,255,0.22), rgba(35,132,255,0.16));
  border: 1px solid rgba(63,169,255,0.24);
}
.agent-composer {
  position: sticky;
  bottom: 0;
  z-index: 2;
  margin-top: 18px;
  padding-top: 16px;
  padding-bottom: calc(8px + var(--agent-bottom-safe));
  background: linear-gradient(180deg, rgba(7,11,21,0), rgba(7,11,21,0.92) 18%, rgba(7,11,21,0.985) 62%, rgba(5,8,16,1) 100%);
  backdrop-filter: blur(16px) saturate(135%);
  border-top: 1px solid rgba(63,169,255,0.08);
  flex-shrink: 0;
}
.agent-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 0;
}
.agent-suggestion {
  padding: 10px 15px;
  border-radius: 999px;
  border: 1px solid rgba(63,169,255,0.18);
  background: rgba(63,169,255,0.08);
  color: #bfe0ff;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.01em;
}
.agent-suggestion:hover {
  background: rgba(63,169,255,0.14);
  color: #fff;
}
.agent-input-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  margin-top: 14px;
  align-items: center;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid rgba(63,169,255,0.12);
  background: linear-gradient(135deg, rgba(10,15,28,0.92), rgba(8,12,22,0.82));
  box-shadow: 0 20px 40px rgba(2, 8, 18, 0.28), inset 0 1px 0 rgba(255,255,255,0.03);
}
.agent-input-row.text-only {
  grid-template-columns: 1fr auto;
}
.agent-voice-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid rgba(63,169,255,0.22);
  background: radial-gradient(circle at 50% 50%, rgba(63,169,255,0.22), rgba(8,14,28,0.95));
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.agent-voice-btn:hover {
  transform: scale(1.04);
  border-color: rgba(63,169,255,0.4);
  box-shadow: 0 0 18px rgba(63,169,255,0.25);
}
.agent-voice-btn.listening {
  border-color: rgba(0,212,255,0.8);
  box-shadow: 0 0 24px rgba(0,212,255,0.34);
}
.agent-voice-btn.is-hidden,
.agent-voice-meta.is-hidden {
  display: none;
}
.voice-core {
  width: 16px;
  height: 24px;
  border-radius: 10px;
  background: linear-gradient(180deg, #dff2ff 0%, #61c6ff 100%);
  position: relative;
}
.voice-core::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -7px;
  width: 20px;
  height: 10px;
  transform: translateX(-50%);
  border: 2px solid rgba(159,214,255,0.92);
  border-top: none;
  border-radius: 0 0 12px 12px;
}
.voice-core::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -13px;
  width: 2px;
  height: 8px;
  transform: translateX(-50%);
  background: rgba(159,214,255,0.92);
}
.agent-input-row input {
  min-width: 0;
  border-radius: 12px;
  border: 1px solid rgba(63,169,255,0.16);
  background: rgba(8,14,28,0.72);
  color: #e6f2ff;
  padding: 14px 16px;
  font-size: 14px;
  outline: none;
}
.agent-input-row input:focus {
  border-color: rgba(63,169,255,0.44);
  box-shadow: 0 0 0 3px rgba(63,169,255,0.12);
}
.agent-voice-meta {
  display: grid;
  gap: 6px;
  margin-top: 12px;
  padding: 0 2px;
}
.agent-ambient {
  display: none;
}
.agent-voice-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.agent-voice-state {
  color: #d5e7f9;
  font-size: 12px;
  letter-spacing: 0.01em;
}
.agent-voice-tip {
  color: #7f99b6;
  font-size: 12px;
  line-height: 1.7;
}
.agent-learning-note {
  margin-top: 14px;
  color: #87a3c2;
  font-size: 12px;
  line-height: 1.8;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .portal-grid,
  .legacy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .engine-layout,
  .agent-layout,
  .showcase-grid,
  .lit-layout,
  .agent-modal-body {
    grid-template-columns: 1fr;
  }
  .flow {
    grid-template-columns: 1fr;
  }
  .agent-modal-side {
    border-right: none;
    border-bottom: 1px solid rgba(63,169,255,0.10);
  }
}

@media (max-width: 768px) {
  .hero-rider-decor {
    left: calc(50% + 88px);
    top: 58%;
    width: 186px;
    height: 72px;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(8, 12, 22, 0.98);
    padding: 12px;
    border-bottom: 1px solid rgba(63,169,255,0.2);
    gap: 4px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; font-size: 15px; }
  .nav-toggle { display: block; }
  .brand-logo { width: 36px; height: 36px; }
  .brand-text { font-size: 16px; }
  .brand-text small { font-size: 9px; }

  .data-grid, .data-grid-four { grid-template-columns: repeat(2, 1fr); gap: 24px 20px; }
  section { padding: 64px 0; }
  .section-head { margin-bottom: 48px; }
  .hero { padding: 110px 0 56px; min-height: auto; }
  .hero h1 { font-size: clamp(30px, 8vw, 44px); margin-bottom: 18px; }
  .hero-sub { font-size: 14px; margin-bottom: 32px; }
  .hero-sub-large { font-size: 15px; line-height: 1.8; }
  .hero-tag { font-size: 10px; padding: 5px 14px; margin-bottom: 22px; }
  .hero-signal-line {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 10px 14px;
    border-radius: 18px;
    margin-bottom: 20px;
  }
  .signal-mark,
  .signal-copy,
  .signal-time {
    font-size: 10px;
    letter-spacing: 0.14em;
    text-align: center;
  }
  .hero-emblem { width: min(280px, 68vw); margin-bottom: 26px; }
  .emblem-launch-tip { font-size: 11px; padding: 6px 12px; }
  .hero-cta { gap: 10px; }
  .hero-traverse {
    width: 100%;
    height: 170px;
    margin-top: 28px;
    border-radius: 20px;
  }
  .traverse-portal {
    width: 108px;
    top: 24%;
  }
  .traverse-coordinate {
    top: 10px;
    right: 12px;
    font-size: 9px;
    letter-spacing: 0.16em;
  }
  .traverse-rider-silhouette {
    width: 238px;
    height: 100px;
    bottom: 26%;
    opacity: 0.22;
  }
  .silhouette-wheel {
    width: 42px;
    height: 42px;
  }
  .silhouette-wheel.wheel-front { right: 20px; }
  .silhouette-wheel.wheel-back { left: 38px; }
  .silhouette-frame.frame-base {
    left: 84px;
    right: 62px;
    bottom: 30px;
  }
  .silhouette-frame.frame-tail {
    width: 56px;
    left: 62px;
    bottom: 52px;
  }
  .silhouette-seat {
    width: 42px;
    left: 116px;
    bottom: 60px;
  }
  .silhouette-bar {
    width: 28px;
    right: 68px;
    bottom: 68px;
  }
  .silhouette-helmet {
    width: 20px;
    height: 18px;
    left: 150px;
    bottom: 82px;
  }
  .silhouette-body {
    width: 54px;
    left: 136px;
    bottom: 70px;
  }
  .silhouette-arm {
    width: 34px;
    left: 172px;
    bottom: 78px;
  }
  .btn { padding: 12px 24px; font-size: 14px; border-radius: 10px; }
  .hero-quick { gap: 8px; margin-top: 22px; }
  .quick-pill { padding: 8px 13px; font-size: 12px; }

  .data-band { padding: 36px 0; }
  .data-cell .num { font-size: 30px; }
  .data-cell .label { font-size: 12px; }
  .metric-note { font-size: 11px; }

  .portal-grid { grid-template-columns: 1fr; gap: 16px; }
  .portal-card { min-height: auto; padding: 24px 22px; }
  .portal-card-agent { padding-top: 22px; }
  .portal-card h3 { font-size: 20px; }
  .portal-card p { font-size: 13px; line-height: 1.8; }
  .portal-kicker { font-size: 9px; margin-bottom: 14px; }

  .glass { padding: 20px; border-radius: 14px; }
  .engine-panel h3, .agent-main h3 { font-size: 22px; }
  .engine-panel p, .agent-main p { font-size: 14px; line-height: 1.8; }
  .engine-point, .agent-feature { grid-template-columns: 1fr; gap: 6px; padding: 12px 0; }
  .engine-point strong, .agent-feature strong { font-size: 13px; }
  .engine-point span, .agent-feature span { font-size: 13px; }

  .feature-card h3 { font-size: 22px; }
  .feature-card p { font-size: 14px; line-height: 1.8; }
  .feature-actions .btn { padding: 10px 18px; font-size: 12px; }

  .work-tabs { gap: 6px; margin-bottom: 28px; }
  .work-tab { padding: 7px 14px; font-size: 12px; }
  .work-grid { grid-template-columns: 1fr; gap: 16px; }
  .work-card h4 { font-size: 16px; }

  .legacy-grid { grid-template-columns: 1fr; gap: 16px; }
  .legacy-card h3 { font-size: 20px; }
  .legacy-card p { font-size: 14px; line-height: 1.8; }

  .lit-aside h3 { font-size: 22px; }
  .flow { gap: 14px; }
  .flow-num { width: 34px; height: 34px; font-size: 12px; margin-bottom: 12px; }
  .flow-step h4 { font-size: 15px; }
  .flow-step p { font-size: 13px; }

  .cta-section { padding: 40px 24px; border-radius: 18px; }
  .cta-section h2 { font-size: clamp(24px, 6vw, 34px); }
  .cta-section p { font-size: 14px; line-height: 1.8; }

  .footer { padding: 32px 0 48px; }
  .footer-logo { width: 56px; height: 56px; }
  .footer-slogan { font-size: 12px; margin-top: 14px; }

  .agent-orbit { max-width: 240px; }
  .agent-node { font-size: 10px; padding: 6px 10px; }

  .agent-modal { padding: 0; }
  .agent-modal-panel {
    width: 100%;
    max-height: var(--agent-viewport-height);
    height: var(--agent-viewport-height);
    border-radius: 0;
    border: none;
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }
  .agent-modal-body { grid-template-columns: 1fr; min-height: 0; flex: 1; }
  .agent-modal-side { display: none; }
  .agent-chat-shell { padding: 16px 16px calc(16px + var(--agent-bottom-safe)); flex: 1; min-height: 0; overscroll-behavior: contain; }
  .agent-composer { margin-top: 14px; padding-top: 12px; padding-bottom: max(8px, var(--agent-bottom-safe)); }
  .agent-modal-head { padding: 16px 18px 14px; }
  .agent-modal-head h3 { font-size: 20px; }
  .agent-modal-head p { font-size: 13px; line-height: 1.7; }
  .agent-modal-kicker { font-size: 10px; margin-bottom: 6px; }
  .agent-chat-log { min-height: 200px; gap: 12px; }
  .agent-bubble { font-size: 13px; padding: 12px 15px; line-height: 1.8; border-radius: 14px; }
  .agent-suggestions { gap: 8px; margin-top: 14px; }
  .agent-suggestion { padding: 8px 13px; font-size: 12px; }
  .agent-input-row { padding: 10px; gap: 8px; margin-top: 14px; border-radius: 14px; }
  .agent-input-row.text-only { grid-template-columns: 1fr auto; }
  .agent-voice-btn { width: 44px; height: 44px; }
  .voice-core { width: 14px; height: 20px; }
  .agent-input-row input { padding: 12px 14px; font-size: 14px; }
  .agent-chat-topbar { padding: 10px 14px; margin-bottom: 14px; }
  .agent-status-text { font-size: 12px; }
  .agent-memory-pill { font-size: 11px; padding: 6px 10px; }
  .agent-voice-state { font-size: 11px; }
  .agent-voice-tip { font-size: 11px; }
  .agent-learning-note { font-size: 11px; margin-top: 10px; }
  .agent-close { width: 36px; height: 36px; font-size: 22px; }

  .starlog-card { padding: 18px 20px; }
  .starlog-title { font-size: 18px; }
  .starlog-text { font-size: 14px; line-height: 1.7; }
}

@media (max-width: 480px) {
  .hero-rider-decor {
    left: calc(50% + 54px);
    width: 142px;
    height: 56px;
    top: 60%;
  }
  .container { padding: 0 16px; }
  section { padding: 48px 0; }
  .hero { padding: 100px 0 44px; }
  .hero h1 { font-size: 26px; }
  .hero-sub-large { font-size: 14px; line-height: 1.7; }
  .hero-emblem { width: 200px; margin-bottom: 20px; }
  .hero-cta { flex-direction: column; align-items: stretch; gap: 8px; }
  .btn { width: 100%; justify-content: center; }
  .hero-quick { flex-direction: column; align-items: stretch; }
  .quick-pill { text-align: center; padding: 10px 14px; }
  .hero-traverse {
    height: 142px;
    border-radius: 16px;
  }
  .traverse-portal {
    width: 82px;
    top: 22%;
  }
  .traverse-coordinate {
    right: 8px;
    top: 8px;
    font-size: 8px;
    letter-spacing: 0.12em;
  }
  .traverse-rider-silhouette {
    width: 176px;
    height: 72px;
    bottom: 25%;
    opacity: 0.18;
  }
  .silhouette-wheel {
    width: 30px;
    height: 30px;
  }
  .silhouette-wheel.wheel-front { right: 12px; }
  .silhouette-wheel.wheel-back { left: 24px; }
  .silhouette-frame.frame-base {
    left: 58px;
    right: 44px;
    bottom: 22px;
  }
  .silhouette-frame.frame-tail {
    width: 38px;
    left: 42px;
    bottom: 38px;
  }
  .silhouette-seat {
    width: 28px;
    left: 80px;
    bottom: 44px;
    height: 5px;
  }
  .silhouette-bar {
    width: 20px;
    right: 46px;
    bottom: 50px;
  }
  .silhouette-helmet {
    width: 14px;
    height: 14px;
    left: 104px;
    bottom: 58px;
  }
  .silhouette-body {
    width: 34px;
    left: 96px;
    bottom: 52px;
  }
  .silhouette-arm {
    width: 22px;
    left: 122px;
    bottom: 58px;
  }

  .data-grid, .data-grid-four { grid-template-columns: repeat(2, 1fr); gap: 20px 12px; }
  .data-cell .num { font-size: 26px; }

  .section-head h2 { font-size: 22px; }
  .section-head p { font-size: 14px; line-height: 1.7; }

  .glass { padding: 16px; border-radius: 12px; }
  .portal-card { padding: 20px 18px; }

  .starlog-timeline { padding-left: 24px; }
  .starlog-line { left: 6px; }
  .starlog-dot { left: -24px; }
  .starlog-dot-inner { width: 8px; height: 8px; }
  .starlog-card { padding: 16px; border-radius: 12px; }
  .starlog-title { font-size: 16px; }
  .starlog-text { font-size: 13px; }

  .cta-section { padding: 28px 18px; border-radius: 14px; }
  .cta-section h2 { font-size: 20px; }
}

/* ============================================
   星迹 · Star Trail Timeline
   ============================================ */
.starlog-section {
  padding: 100px 0 120px;
  position: relative;
}
.starlog-timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding-left: 40px;
}
.starlog-line {
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, rgba(63,169,255,0.6) 0%, rgba(139,92,246,0.4) 50%, rgba(0,212,255,0.2) 100%);
  border-radius: 2px;
}
.starlog-entry {
  position: relative;
  margin-bottom: 48px;
}
.starlog-entry:last-child {
  margin-bottom: 0;
}
.starlog-dot {
  position: absolute;
  left: -34px;
  top: 6px;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.starlog-dot-inner {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3fa9ff;
  box-shadow: 0 0 12px rgba(63,169,255,0.8);
  position: relative;
  z-index: 2;
}
.starlog-dot-glow {
  position: absolute;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63,169,255,0.35), transparent 70%);
  animation: starlog-pulse 3s ease-in-out infinite;
}
@keyframes starlog-pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.6); opacity: 0.3; }
}
.starlog-card {
  padding: 28px 32px;
  border-radius: 16px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.starlog-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(63,169,255,0.12);
}
.starlog-date {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.starlog-date-num {
  font-size: 14px;
  font-weight: 600;
  color: #3fa9ff;
  letter-spacing: 0.05em;
}
.starlog-date-tag {
  font-size: 12px;
  color: #8b5cf6;
  padding: 2px 10px;
  border-radius: 20px;
  background: rgba(139,92,246,0.12);
  border: 1px solid rgba(139,92,246,0.25);
}
.starlog-title {
  font-size: 20px;
  font-weight: 700;
  color: #d8e3f0;
  margin-bottom: 12px;
}
.starlog-text {
  font-size: 15px;
  color: #a8b8c8;
  line-height: 1.8;
  margin-bottom: 10px;
}
.starlog-tags {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.starlog-video {
  margin-top: 16px;
  border-radius: 12px;
  overflow: hidden;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(63,169,255,0.15);
}
.starlog-video video {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}
.footer-born {
  color: #3fa9ff;
  font-size: 13px;
  margin-top: 8px;
  letter-spacing: 0.08em;
  opacity: 0.8;
}

@media (max-width: 640px) {
  .starlog-timeline { padding-left: 28px; }
  .starlog-line { left: 8px; }
  .starlog-dot { left: -26px; }
  .starlog-card { padding: 20px 22px; }
}