:root {
  --ink: #16261d;
  --muted: #657267;
  --paper: #fffdf6;
  --mist: #eff7ec;
  --lime: #80c226;
  --leaf: #29c45a;
  --sun: #ffc83d;
  --orange: #ff8b2d;
  --sky: #29b6e6;
  --blue: #2767ff;
  --glass: rgba(255, 255, 255, 0.74);
  --line: rgba(255, 255, 255, 0.34);
  --shadow: 0 24px 80px rgba(31, 72, 30, 0.18);
  --radius: 8px;
  --max: 1180px;
  --page-pad: clamp(16px, 4.6vw, 88px);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 5%, rgba(255, 200, 61, 0.3), transparent 26rem),
    radial-gradient(circle at 88% 12%, rgba(41, 182, 230, 0.22), transparent 30rem),
    linear-gradient(180deg, #f7fff2 0%, #fffdf6 38%, #f2f9ff 100%);
  font-family:
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    sans-serif;
  line-height: 1.6;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(41, 196, 90, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(41, 196, 90, 0.08) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 72%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.18;
  background-image:
    radial-gradient(circle, rgba(22, 38, 29, 0.22) 1px, transparent 1px),
    radial-gradient(circle, rgba(22, 38, 29, 0.15) 1px, transparent 1px);
  background-position:
    0 0,
    18px 18px;
  background-size: 36px 36px;
}

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

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

.site-header {
  position: fixed;
  top: 16px;
  left: 50%;
  z-index: 20;
  display: flex;
  width: calc(100% - 32px);
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px 10px 18px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.48);
  backdrop-filter: blur(18px);
  box-shadow: 0 14px 40px rgba(36, 86, 39, 0.12);
  transform: translateX(-50%);
  transition:
    background 0.25s ease,
    box-shadow 0.25s ease,
    top 0.25s ease;
}

.site-header.is-scrolled {
  top: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 16px 56px rgba(20, 51, 42, 0.18);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 8px;
  color: #113a18;
  background:
    radial-gradient(circle at 36% 28%, #fff7b8 0 14%, transparent 15%),
    linear-gradient(135deg, var(--sun), var(--leaf));
  box-shadow: 0 10px 30px rgba(128, 194, 38, 0.34);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav a {
  padding: 10px 13px;
  border-radius: 8px;
  color: #304239;
  font-size: 14px;
  font-weight: 800;
  transition:
    color 0.2s ease,
    background 0.2s ease,
    transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: #0f3518;
  background: rgba(128, 194, 38, 0.17);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 8px;
  background: rgba(128, 194, 38, 0.18);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  border-radius: 99px;
  background: var(--ink);
}

.section {
  width: 100%;
  margin: 0;
  padding: 104px var(--page-pad);
}

.notice.section {
  padding-top: clamp(34px, 4vw, 56px);
  padding-bottom: clamp(34px, 4vw, 56px);
}

.hero {
  position: relative;
  display: grid;
  min-height: 100vh;
  grid-template-columns: minmax(0, 1fr) minmax(460px, 0.9fr);
  gap: clamp(32px, 5vw, 90px);
  align-items: center;
  padding-top: 132px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 86px 0 44px;
  z-index: -1;
  overflow: hidden;
  border-radius: 0;
  background:
    linear-gradient(112deg, rgba(255, 255, 255, 0.94) 0%, rgba(239, 255, 224, 0.72) 48%, rgba(207, 243, 255, 0.86) 100%),
    radial-gradient(circle at 74% 42%, rgba(255, 200, 61, 0.55), transparent 20rem);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.7);
}

.sun-orbit {
  position: absolute;
  right: 12%;
  top: 12%;
  width: 240px;
  height: 240px;
  border: 1px dashed rgba(255, 139, 45, 0.52);
  border-radius: 50%;
  animation: spin 22s linear infinite;
}

.sun-orbit::after {
  position: absolute;
  top: 18px;
  left: 34px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  content: "";
  background: var(--sun);
  box-shadow: 0 0 44px rgba(255, 200, 61, 0.9);
}

.field-grid {
  position: absolute;
  right: -6%;
  bottom: -28%;
  width: 70%;
  height: 52%;
  background:
    repeating-linear-gradient(95deg, rgba(41, 196, 90, 0.36) 0 3px, transparent 3px 46px),
    linear-gradient(0deg, rgba(128, 194, 38, 0.25), transparent);
  clip-path: polygon(0 32%, 100% 0, 100% 100%, 8% 100%);
  transform: perspective(600px) rotateX(54deg);
}

.spark,
.leaf {
  position: absolute;
  border-radius: 999px;
  animation: floaty 7s ease-in-out infinite;
}

.spark-one {
  left: 6%;
  top: 32%;
  width: 14px;
  height: 14px;
  background: var(--sun);
  box-shadow: 0 0 28px var(--sun);
}

.spark-two {
  right: 34%;
  top: 67%;
  width: 10px;
  height: 10px;
  background: var(--sky);
  box-shadow: 0 0 24px var(--sky);
  animation-delay: -2s;
}

.leaf {
  width: 44px;
  height: 22px;
  border-radius: 44px 0;
  background: linear-gradient(135deg, var(--leaf), #b6e85c);
}

.leaf-one {
  left: 14%;
  bottom: 20%;
  transform: rotate(-20deg);
}

.leaf-two {
  right: 10%;
  bottom: 34%;
  transform: rotate(35deg);
  animation-delay: -3.4s;
}

.eyebrow {
  margin: 0 0 14px;
  color: #5a8d20;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 9em;
  margin-bottom: 18px;
  font-size: clamp(52px, 8vw, 100px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.25;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 760px;
  margin-bottom: 16px;
  color: #254a30;
  font-size: clamp(20px, 2.3vw, 30px);
  font-weight: 900;
  line-height: 1.34;
}

.hero-text,
.section-heading p,
.feature-card p,
.scene-card p,
.notice-panel p,
.site-footer p {
  color: var(--muted);
}

.hero-text {
  max-width: 700px;
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 18px;
  margin: 32px 0 28px;
}

.btn {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border-radius: 8px;
  font-weight: 900;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.btn-primary {
  color: #102614;
  background: linear-gradient(135deg, var(--sun), #96e43c 58%, #33db68);
  box-shadow: 0 16px 34px rgba(128, 194, 38, 0.36), 0 0 0 1px rgba(255, 255, 255, 0.5) inset;
}

.btn-ghost {
  border: 1px solid rgba(22, 38, 29, 0.14);
  color: #173321;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(12px);
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary:hover {
  box-shadow: 0 20px 44px rgba(128, 194, 38, 0.5), 0 0 38px rgba(255, 200, 61, 0.52);
}

.hero-showcase {
  position: relative;
}

.phone-stack {
  position: relative;
  display: grid;
  min-height: clamp(620px, 58vw, 760px);
  place-items: center;
}

.phone {
  position: absolute;
  margin: 0;
  overflow: hidden;
  border: 10px solid #101411;
  border-radius: 42px;
  background: #101411;
  box-shadow:
    0 26px 80px rgba(34, 73, 39, 0.32),
    0 0 0 1px rgba(255, 255, 255, 0.24);
}

.phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone-main {
  width: min(390px, 30vw);
  aspect-ratio: 430 / 932;
  animation: phoneFloat 6s ease-in-out infinite;
}

.phone-back {
  right: 0;
  width: min(316px, 24vw);
  aspect-ratio: 430 / 932;
  opacity: 0.88;
  filter: saturate(0.95);
  transform: rotate(8deg) translateX(18px);
}

.floating-panel {
  position: absolute;
  z-index: 3;
  display: flex;
  max-width: 248px;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  animation: floaty 6.5s ease-in-out infinite;
}

.floating-panel strong,
.floating-panel small {
  display: block;
}

.floating-panel small {
  color: var(--muted);
}

.panel-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  background: rgba(128, 194, 38, 0.17);
}

.panel-top {
  top: 14%;
  left: min(3vw, 34px);
}

.panel-bottom {
  right: min(2vw, 24px);
  bottom: 9%;
  animation-delay: -2s;
}

.hero-qr-card {
  display: grid;
  width: 172px;
  justify-items: center;
  gap: 8px;
  padding: 12px;
  border: 1px solid rgba(128, 194, 38, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 16px 38px rgba(24, 69, 29, 0.13);
  backdrop-filter: blur(18px);
}

.hero-qr-card img {
  width: 122px;
  aspect-ratio: 1;
  padding: 5px;
  border: 1px solid rgba(128, 194, 38, 0.18);
  border-radius: 8px;
  background: #fff;
  object-fit: contain;
}

.hero-qr-card div {
  display: grid;
  gap: 2px;
  text-align: center;
}

.hero-qr-card strong,
.hero-qr-card small {
  display: block;
}

.hero-qr-card strong {
  color: #173321;
  font-size: 15px;
  line-height: 1.25;
}

.hero-qr-card small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.section-heading {
  max-width: 860px;
  margin-bottom: 34px;
}

.section-heading.center {
  margin-inline: auto;
  text-align: center;
}

.feature-grid,
.scene-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.feature-card,
.scene-card,
.notice-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(128, 194, 38, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 54px rgba(31, 72, 30, 0.08);
  backdrop-filter: blur(14px);
}

.feature-card {
  min-height: 250px;
  padding: clamp(22px, 2.2vw, 34px);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}

.feature-card::after {
  position: absolute;
  right: -44px;
  bottom: -44px;
  width: 122px;
  height: 122px;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(255, 200, 61, 0.38), transparent 68%);
  transition: transform 0.25s ease;
}

.feature-card:hover {
  border-color: rgba(128, 194, 38, 0.48);
  box-shadow: 0 24px 64px rgba(64, 118, 34, 0.16);
  transform: translateY(-8px);
}

.feature-card:hover::after {
  transform: scale(1.3);
}

.feature-icon {
  display: grid;
  width: 58px;
  height: 58px;
  margin-bottom: 24px;
  place-items: center;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(128, 194, 38, 0.22), rgba(41, 182, 230, 0.16));
  font-size: 28px;
}

.screen-stage {
  position: relative;
  overflow: hidden;
  padding: 24px 64px 40px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 200, 61, 0.22), transparent 18rem),
    radial-gradient(circle at 82% 70%, rgba(41, 182, 230, 0.18), transparent 22rem),
    rgba(255, 255, 255, 0.66);
  box-shadow: var(--shadow);
}

.screen-track {
  display: grid;
  grid-auto-columns: clamp(250px, 18.5vw, 340px);
  grid-auto-flow: column;
  gap: 24px;
  overflow-x: auto;
  padding: 18px 0 24px;
  scroll-behavior: smooth;
  scrollbar-width: none;
}

.screen-track::-webkit-scrollbar {
  display: none;
}

.screen-card {
  margin: 0;
  padding: 9px 9px 14px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 36px;
  background: #121712;
  box-shadow: 0 26px 60px rgba(28, 58, 32, 0.22);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.screen-card:hover,
.screen-card.is-active {
  box-shadow: 0 30px 74px rgba(128, 194, 38, 0.28), 0 0 0 3px rgba(128, 194, 38, 0.16);
  transform: translateY(-10px);
}

.screen-card img {
  width: 100%;
  aspect-ratio: 430 / 932;
  border-radius: 28px;
  object-fit: cover;
  object-position: top;
}

.screen-card figcaption {
  padding: 12px 4px 2px;
  color: #f5ffe9;
  font-weight: 900;
  text-align: center;
}

.shot-control {
  position: absolute;
  top: 50%;
  z-index: 4;
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  color: #16391d;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 12px 30px rgba(31, 72, 30, 0.18);
  cursor: pointer;
  font-size: 34px;
  line-height: 1;
  transform: translateY(-50%);
}

.shot-prev {
  left: 14px;
}

.shot-next {
  right: 14px;
}

.scene-card {
  min-height: 230px;
  padding: 28px;
}

.scene-card span {
  display: inline-flex;
  margin-bottom: 44px;
  color: var(--lime);
  font-size: 46px;
  font-weight: 900;
  line-height: 1;
}

.notice-panel {
  display: grid;
  grid-template-columns: 0.58fr 1fr;
  gap: 30px;
  padding: clamp(24px, 3vw, 32px);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.86), rgba(239, 247, 236, 0.82)),
    rgba(255, 255, 255, 0.7);
}

.notice-panel p {
  margin: 0;
  font-size: 18px;
}

.site-footer {
  width: 100%;
  margin: 0;
  padding: 42px var(--page-pad) 34px;
  border-radius: 0;
  color: #e7f6e9;
  background:
    radial-gradient(circle at 12% 12%, rgba(128, 194, 38, 0.28), transparent 20rem),
    linear-gradient(135deg, #15231b, #203b2d 52%, #12324a);
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.68fr) minmax(190px, 0.36fr);
  gap: 34px;
  align-items: start;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.footer-brand {
  margin-bottom: 16px;
}

.site-footer p,
.site-footer address {
  color: rgba(231, 246, 233, 0.78);
}

.site-footer address {
  display: grid;
  gap: 8px;
  font-style: normal;
}

.site-footer a:hover {
  color: var(--sun);
}

.mini-program-card {
  display: grid;
  justify-items: center;
  gap: 12px;
  width: min(100%, 214px);
  margin-left: auto;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 18px 42px rgba(5, 22, 16, 0.24);
}

.mini-program-card img {
  width: 158px;
  aspect-ratio: 1;
  padding: 8px;
  border-radius: 8px;
  background: #fff;
  object-fit: contain;
}

.mini-program-card div {
  display: grid;
  gap: 2px;
  text-align: center;
}

.mini-program-card strong {
  color: #fff;
  font-size: 15px;
}

.mini-program-card span {
  color: rgba(231, 246, 233, 0.72);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding-top: 22px;
  font-weight: 800;
}

.legal-page {
  background: #f7fff2;
}

.legal-shell {
  width: min(calc(100% - 32px), 900px);
  margin: 0 auto;
  padding: 110px 0 70px;
}

.legal-card {
  padding: 36px;
  border: 1px solid rgba(128, 194, 38, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.legal-card h1 {
  max-width: none;
  font-size: clamp(34px, 6vw, 58px);
}

.legal-card h2 {
  margin-top: 28px;
  font-size: 24px;
}

.legal-card li {
  margin: 8px 0;
  color: var(--muted);
}

.back-home {
  display: inline-flex;
  margin-bottom: 18px;
  color: #347a1f;
  font-weight: 900;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay {
  transition-delay: 0.16s;
}

@keyframes phoneFloat {
  0%,
  100% {
    transform: translateY(0) rotate(-2deg);
  }
  50% {
    transform: translateY(-16px) rotate(1deg);
  }
}

@keyframes floaty {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -16px;
  }
}

@keyframes spin {
  to {
    rotate: 360deg;
  }
}

@media (max-width: 980px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 122px;
  }

  .hero-copy {
    text-align: left;
  }

  .phone-stack {
    min-height: 600px;
  }

  .feature-grid,
  .scene-grid,
  .notice-panel,
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }

  .notice-panel {
    gap: 18px;
  }
}

@media (max-width: 760px) {
  .site-header {
    top: 10px;
    width: calc(100% - 20px);
    min-height: 58px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    display: grid;
    width: min(260px, calc(100vw - 20px));
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition:
      opacity 0.2s ease,
      transform 0.2s ease;
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .section {
    width: 100%;
    padding: 68px 12px;
  }

  .hero {
    gap: 8px;
    padding-top: 110px;
  }

  .hero-showcase {
    order: 0;
  }

  h1 {
    font-size: clamp(40px, 14vw, 58px);
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }

  .phone-stack {
    min-height: 390px;
  }

  .phone-main {
    width: min(188px, 50vw);
  }

  .phone-back {
    right: -14px;
    width: min(230px, 50vw);
  }

  .floating-panel {
    max-width: 214px;
    padding: 12px;
    font-size: 13px;
  }

  .panel-top {
    top: 20%;
    left: 6px;
  }

  .panel-bottom {
    right: 2px;
    bottom: 6%;
  }

  .hero-qr-card {
    width: 100%;
  }

  .hero-qr-card img {
    width: 130px;
  }

  .feature-grid,
  .scene-grid,
  .notice-panel,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .mini-program-card {
    justify-items: start;
    width: 100%;
    margin-left: 0;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
  }

  .screen-stage {
    padding: 10px 12px 26px;
  }

  .screen-track {
    grid-auto-columns: minmax(228px, 76vw);
  }

  .shot-control {
    display: none;
  }

  .site-footer {
    width: 100%;
    padding: 26px 18px;
  }

  .footer-links {
    display: grid;
    gap: 10px;
  }
}

@media (max-width: 480px) {
  .brand {
    font-size: 14px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .hero-bg {
    inset: 76px -40vw 20px;
  }

  .hero-lead {
    font-size: 19px;
  }

  .hero-text {
    font-size: 16px;
  }

  .phone-stack {
    min-height: 350px;
  }

  .phone-main {
    width: min(150px, 40vw);
    border-width: 8px;
    border-radius: 34px;
  }

  .phone-back {
    display: none;
  }

  .hero-qr-card {
    width: 100%;
  }

  .hero-qr-card img {
    width: 118px;
  }

  .floating-panel {
    max-width: 172px;
    gap: 8px;
    padding: 9px;
    animation-duration: 7s;
  }

  .floating-panel small {
    display: none;
  }

  .panel-icon {
    width: 34px;
    height: 34px;
  }

  .phone-stack {
    align-content: center;
  }

  .feature-card,
  .scene-card,
  .notice-panel,
  .legal-card {
    padding: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}