:root {
  --ly-navy: #10284b;
  --ly-ink: #142849;
  --ly-text: #4e596a;
  --ly-muted: #788292;
  --ly-soft: #f4f7fb;
  --ly-orange: #ff8727;
  --ly-blue: #3998ee;
  --ly-green: #56b86b;
  --ly-yellow: #ffc44e;
  --ly-shadow: 0 16px 36px rgba(20, 44, 78, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ly-text);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  background: #fff;
  line-height: 1.72;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
.ly-wrap { width: min(1440px, calc(100% - 96px)); margin: 0 auto; }

.ly-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(ellipse at 35% 82%, rgba(255, 185, 86, .4), transparent 24%),
    radial-gradient(ellipse at 18% 78%, rgba(39, 161, 196, .35), transparent 28%),
    linear-gradient(180deg, rgba(14, 45, 80, .1), rgba(25, 116, 174, .22)),
    radial-gradient(circle at 80% 18%, rgba(255, 208, 119, .36), transparent 28%),
    linear-gradient(135deg, #14385d 0%, #1e5f8f 56%, #93c8d7 100%);
}
.ly-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 34, 65, .18), rgba(8, 39, 71, .14)),
    radial-gradient(ellipse at 20% 88%, rgba(255,255,255,.18), transparent 28%);
}
.ly-hero::after {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: -72px;
  height: 170px;
  border-radius: 50% 50% 0 0;
  background: #f4f7fb;
  transform: rotate(-2deg);
  transform-origin: left center;
}
.ly-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(560px, .85fr);
  gap: 28px;
  align-items: center;
  min-height: 990px;
  padding: 68px 0 126px;
}
.ly-pill {
  display: inline-flex;
  align-items: center;
  min-height: 64px;
  padding: 0 44px;
  border-radius: 999px;
  background: linear-gradient(135deg, #46a7f5, #257dd5);
  font-size: 30px;
  font-weight: 900;
}
.ly-hero h1 {
  margin: 50px 0 34px;
  color: #fff;
  font-size: clamp(50px, 4.45vw, 76px);
  line-height: 1.35;
  font-weight: 900;
  letter-spacing: 0;
}
.ly-hero__copy {
  min-width: 0;
}
.ly-hero__copy p {
  max-width: 820px;
  margin: 0 0 54px;
  color: #b5f0fb;
  text-align: center;
  font-size: clamp(24px, 2.2vw, 34px);
  font-weight: 800;
}
.ly-actions { display: flex; flex-wrap: wrap; gap: 26px; justify-content: center; }
.ly-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 300px;
  min-height: 90px;
  padding: 0 34px;
  border-radius: 999px;
  font-size: 27px;
  font-weight: 900;
  transition: transform .2s ease, box-shadow .2s ease;
}
.ly-btn:hover { transform: translateY(-3px); }
.ly-btn--primary { background: linear-gradient(135deg, #ff9a35, #ff771d); box-shadow: 0 18px 34px rgba(255, 119, 29, .25); }
.ly-btn--light { color: #2e8be5; background: #fff; box-shadow: 0 18px 34px rgba(18, 73, 112, .12); }
.ly-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
  margin-top: 44px;
}
.ly-trust span {
  display: inline-flex;
  align-items: center;
  min-height: 54px;
  padding: 0 24px;
  border-radius: 999px;
  color: #1f3552;
  background: rgba(255,255,255,.92);
  font-size: 20px;
  font-weight: 900;
}
.ly-hero__visual { min-width: 0; }
.ly-hero__visual img {
  width: min(610px, 100%);
  max-height: 860px;
  object-fit: contain;
  margin-left: auto;
  border-radius: 8px;
  filter: drop-shadow(0 30px 34px rgba(8, 28, 52, .22));
  animation: ly-floaty 5.8s ease-in-out infinite;
}

.ly-section { padding: 88px 0; }
.ly-section--soft { background: var(--ly-soft); }
.ly-head { max-width: 1200px; margin: 0 auto 56px; text-align: center; }
.ly-head h2 {
  margin: 0 0 16px;
  color: var(--ly-ink);
  font-size: clamp(38px, 3.55vw, 62px);
  line-height: 1.24;
  font-weight: 900;
}
.ly-head p {
  margin: 0;
  color: #737b89;
  font-size: clamp(21px, 1.85vw, 30px);
  font-weight: 700;
}
.ly-head--dark h2,
.ly-head--dark p { color: #fff; }
.ly-head--dark p { color: #3aa1ff; }

.ly-card-grid--3,
.ly-value-grid,
.ly-why-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
}
.ly-problem,
.ly-value,
.ly-why {
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--ly-shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.ly-problem:hover,
.ly-value:hover,
.ly-why:hover,
.ly-step:hover { transform: translateY(-6px); box-shadow: 0 22px 44px rgba(20, 44, 78, .16); }
.ly-problem {
  min-height: 370px;
  padding: 48px 44px;
  text-align: center;
}
.ly-icon {
  display: grid;
  place-items: center;
  width: 118px;
  height: 118px;
  margin: 0 auto 30px;
  border-radius: 50%;
  color: #fff;
  font-size: 52px;
  font-weight: 900;
}
.ly-icon.red { background: #ff6463; }
.ly-icon.orange { background: #ff9a45; font-size: 42px; }
.ly-icon.yellow { background: #ffc44e; }
.ly-problem h3,
.ly-value h3,
.ly-why h3,
.ly-step h3 {
  margin: 0 0 18px;
  color: var(--ly-ink);
  font-size: clamp(26px, 2.25vw, 36px);
  line-height: 1.32;
  font-weight: 900;
}
.ly-problem p,
.ly-value p,
.ly-why p,
.ly-step p {
  margin: 0;
  color: #5f6877;
  font-size: clamp(18px, 1.55vw, 25px);
  font-weight: 650;
}
.ly-value {
  display: flex;
  flex-direction: column;
  min-height: 500px;
  overflow: hidden;
  padding-top: 28px;
  border-top: 8px solid var(--ly-orange);
  text-align: center;
}
.ly-value:nth-child(2) { border-top-color: var(--ly-blue); }
.ly-value:nth-child(3) { border-top-color: var(--ly-green); }
.ly-value img {
  width: 100%;
  margin-top: auto;
  height: 180px;
  object-fit: cover;
  border-radius: 0 0 14px 14px;
}
.ly-value__icon {
  display: grid;
  place-items: center;
  width: 118px;
  height: 118px;
  margin: 0 auto 18px;
  border-radius: 50%;
  color: #fff;
  font-size: 54px;
  font-weight: 900;
}
.ly-value__icon--orange { background: var(--ly-orange); }
.ly-value__icon--blue { background: var(--ly-blue); font-size: 42px; }
.ly-value__icon--green { background: var(--ly-green); }
.ly-value:nth-child(1) h3 { color: var(--ly-orange); }
.ly-value:nth-child(2) h3 { color: var(--ly-blue); }
.ly-value:nth-child(3) h3 { color: var(--ly-green); }
.ly-value h3 { padding: 0 34px; margin-bottom: 14px; }
.ly-value p { padding: 0 42px 14px; }

.ly-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.ly-product {
  position: relative;
  min-height: 286px;
  overflow: hidden;
  padding: 34px 38px;
  border-radius: 10px;
  color: #fff;
  background-color: var(--product-color);
  background-image:
    linear-gradient(90deg, var(--product-color) 0%, rgba(255,255,255,.08) 58%, rgba(255,255,255,.02) 100%),
    var(--product-image);
  background-repeat: no-repeat;
  background-size: 100% 100%, 100% 42%;
  background-position: center, center bottom;
  box-shadow: 0 12px 24px rgba(20, 44, 78, .18);
  transition: transform .2s ease, box-shadow .2s ease;
}
.ly-product:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 36px rgba(20, 44, 78, .2);
}
.ly-product::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 58%;
  background: linear-gradient(180deg, rgba(255,255,255,0), rgba(0,0,0,.14));
  pointer-events: none;
}
.ly-product__icon,
.ly-product h3,
.ly-product p {
  position: relative;
  z-index: 1;
}
.ly-product__icon {
  display: inline-block;
  margin-right: 14px;
  font-size: 38px;
  line-height: 1;
  font-weight: 900;
  vertical-align: middle;
}
.ly-product h3 {
  display: inline-block;
  margin: 0 0 12px;
  font-size: clamp(30px, 2.7vw, 42px);
  line-height: 1.1;
  font-weight: 900;
  vertical-align: middle;
}
.ly-product p {
  margin: 0 0 0 76px;
  font-size: clamp(18px, 1.55vw, 25px);
  line-height: 1.6;
  font-weight: 800;
}
.ly-product--nearby {
  --product-color: #ef7a3f;
  --product-image: url("assets/lvyou/product-nearby.jpg");
}
.ly-product--domestic {
  --product-color: #509ee7;
  --product-image: url("assets/lvyou/product-domestic.jpg");
}
.ly-product--overseas {
  --product-color: #43bcc3;
  --product-image: url("assets/lvyou/product-overseas.jpg");
}
.ly-product--theme {
  --product-color: #6eb25c;
  --product-image: url("assets/lvyou/product-theme.jpg");
}
.ly-product--graduation {
  --product-color: #9b81cf;
  --product-image: url("assets/lvyou/product-graduation.jpg");
}
.ly-product--wellness {
  --product-color: #f0b84e;
  --product-image: url("assets/lvyou/product-wellness.jpg");
}

.ly-partner {
  padding: 48px 0 64px;
  color: #fff;
  background:
    radial-gradient(circle at 18% 85%, rgba(40, 134, 239, .18), transparent 30%),
    linear-gradient(135deg, #0c1d38, #102746);
}
.ly-partner-card {
  position: relative;
  overflow: hidden;
  padding: 34px 84px 48px;
  border-radius: 14px;
  background:
    radial-gradient(circle at 86% 74%, rgba(46, 151, 255, .18), transparent 24%),
    radial-gradient(circle at 12% 28%, rgba(23, 116, 210, .16), transparent 26%),
    linear-gradient(135deg, rgba(9, 27, 54, .92), rgba(13, 40, 78, .92));
  box-shadow: 0 24px 60px rgba(0, 0, 0, .18);
}
.ly-partner-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .28;
  background-image:
    radial-gradient(circle, rgba(59, 151, 239, .55) 1px, transparent 1.5px);
  background-size: 12px 12px;
  mask-image: linear-gradient(90deg, #000, transparent 34%, transparent 66%, #000);
  pointer-events: none;
}
.ly-partner-logos {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 330px 1px 330px;
  justify-content: center;
  align-items: center;
  gap: 86px;
  margin-bottom: 34px;
}
.ly-trip-logo,
.ly-friend-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 108px;
  border-radius: 14px;
  font-weight: 900;
}
.ly-trip-logo {
  flex-direction: column;
  color: #fff;
  background: linear-gradient(135deg, #1974e0, #1c83ef);
  box-shadow: inset 0 -6px 0 rgba(11, 67, 140, .16);
}
.ly-trip-logo strong {
  font-size: 52px;
  line-height: 1;
}
.ly-trip-logo span {
  font-size: 34px;
  line-height: 1.1;
}
.ly-logo-divider {
  display: block;
  width: 1px;
  height: 92px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.38), transparent);
}
.ly-friend-logo {
  gap: 18px;
  color: #2288e9;
  background: #fff;
  border: 2px solid rgba(45, 146, 243, .34);
}
.ly-friend-logo strong {
  font-size: 52px;
  line-height: 1;
}
.ly-friend-logo__mark {
  position: relative;
  width: 66px;
  height: 66px;
}
.ly-friend-logo__mark::before,
.ly-friend-logo__mark::after {
  content: "";
  position: absolute;
  top: 12px;
  width: 31px;
  height: 42px;
  border: 10px solid #268ce7;
  border-top-color: #f8bb23;
  border-radius: 24px 24px 18px 18px;
}
.ly-friend-logo__mark::before {
  left: 4px;
  transform: rotate(-35deg);
}
.ly-friend-logo__mark::after {
  right: 4px;
  transform: rotate(35deg);
}
.ly-partner-benefits {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 30px;
  margin: 0 auto 34px;
  max-width: 1180px;
}
.ly-partner-benefit {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 4px 24px;
  min-height: 136px;
  padding: 24px 30px;
  border-radius: 14px;
  color: var(--ly-ink);
  background: #fff;
}
.ly-partner-benefit h3 {
  margin: 0;
  color: var(--ly-ink);
  font-size: clamp(25px, 2.1vw, 34px);
  line-height: 1.2;
  font-weight: 900;
}
.ly-partner-benefit p {
  margin: 0;
  color: #172338;
  font-size: clamp(18px, 1.55vw, 25px);
  line-height: 1.45;
  font-weight: 650;
}
.ly-benefit-icon {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 76px;
  height: 76px;
  border-radius: 14px;
  color: #fff;
  font-size: 30px;
  font-weight: 900;
}
.ly-benefit-icon--blue { background: #58a8ff; }
.ly-benefit-icon--red { background: #e93c4c; border-radius: 50%; }
.ly-benefit-icon--green { background: #49bd66; }
.ly-benefit-icon--purple { background: #8368f1; }
.ly-partner-tags {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 46px;
  width: min(940px, 100%);
  margin: 0 auto;
}
.ly-partner-tags span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #116ed4, #0d5fbd);
  font-size: 25px;
  font-weight: 900;
}
.ly-shot {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 18px 42px rgba(20, 44, 78, .14);
}

.ly-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  margin-bottom: 42px;
}
.ly-step {
  position: relative;
  min-height: 295px;
  padding: 38px 24px 30px;
  border-radius: 18px;
  background: #fff;
  text-align: center;
  box-shadow: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.ly-step span {
  position: absolute;
  top: -22px;
  left: 50%;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  color: #fff;
  background: var(--ly-orange);
  font-size: 26px;
  font-weight: 900;
  transform: translateX(-50%);
}
.ly-step:nth-child(2) span { background: var(--ly-blue); }
.ly-step:nth-child(3) span { background: var(--ly-green); }
.ly-step:nth-child(4) span { background: #6a49df; }
.ly-step b { display: block; margin-bottom: 18px; font-size: 54px; line-height: 1; }

.ly-why {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 6px 24px;
  min-height: 154px;
  padding: 28px 34px;
}
.ly-why span {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  color: #fff;
  background: var(--ly-orange);
  font-weight: 900;
}
.ly-why:nth-child(2) span,
.ly-why:nth-child(3) span { background: var(--ly-blue); }
.ly-why:nth-child(4) span { background: var(--ly-green); }
.ly-why:nth-child(5) span { background: #9160d6; }
.ly-why:nth-child(6) span { background: #f1aa37; }

.ly-slogan {
  padding: 78px 0 88px;
  color: #fff;
  text-align: center;
  background: linear-gradient(135deg, #f17d3b, #ffc15d);
}
.ly-slogan h2 {
  margin: 0 0 18px;
  font-size: clamp(48px, 4.7vw, 76px);
  line-height: 1.18;
  font-weight: 900;
}
.ly-slogan p {
  margin: 0;
  font-size: clamp(26px, 2.45vw, 42px);
  line-height: 1.45;
  font-weight: 900;
}

.ly-reveal { opacity: 1; transform: translateY(0); transition: opacity .55s ease, transform .55s ease; }
.ly-float,
.ly-top {
  position: fixed;
  z-index: 20;
  right: 24px;
  border: 0;
  color: #fff;
  background: linear-gradient(135deg, #ff902f, #ff711c);
  box-shadow: 0 10px 24px rgba(255, 119, 29, .28);
  font-weight: 900;
}
.ly-float { bottom: 88px; padding: 12px 18px; border-radius: 999px; font-size: 16px; }
.ly-top {
  bottom: 28px;
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
}
.ly-top.is-show { display: block; }

@keyframes ly-floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@media (max-width: 1100px) {
  .ly-wrap { width: calc(100% - 48px); max-width: 900px; }
  .ly-hero__grid {
    grid-template-columns: 1fr;
    min-height: 0;
    padding: 58px 0 110px;
  }
  .ly-hero__visual img { margin: 0 auto; }
  .ly-card-grid--3,
  .ly-value-grid,
  .ly-product-grid,
  .ly-partner-benefits,
  .ly-why-grid,
  .ly-steps {
    grid-template-columns: 1fr;
  }
  .ly-partner-card { padding: 34px 42px 44px; }
  .ly-partner-logos {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .ly-logo-divider {
    width: 70%;
    height: 1px;
    margin: 0 auto;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.38), transparent);
  }
  .ly-partner-tags {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
  .ly-steps { gap: 34px; }
}

@media (max-width: 720px) {
  .ly-wrap { width: calc(100% - 28px); max-width: 560px; }
  .ly-hero__grid { display: block; padding: 48px 0 86px; }
  .ly-pill { min-height: 46px; padding: 0 18px; font-size: 16px; text-align: center; white-space: normal; }
  .ly-hero__copy { width: 100%; max-width: 100%; overflow: hidden; }
  .ly-hero h1 {
    max-width: calc(100vw - 28px);
    font-size: 32px;
    line-height: 1.35;
    overflow-wrap: anywhere;
    word-break: break-all;
  }
  .ly-hero__copy p {
    max-width: calc(100vw - 28px);
    text-align: left;
    font-size: 17px;
    overflow-wrap: anywhere;
    word-break: break-all;
  }
  .ly-actions { display: grid; gap: 14px; }
  .ly-btn { width: 100%; min-width: 0; min-height: 66px; font-size: 20px; }
  .ly-trust { justify-content: flex-start; }
  .ly-hero__visual { width: calc(100vw - 28px); max-width: calc(100vw - 28px); margin-top: 36px; overflow: hidden; }
  .ly-hero__visual img { width: calc(100vw - 28px) !important; max-width: calc(100vw - 28px) !important; margin: 0 auto; }
  .ly-section,
  .ly-partner { padding: 58px 0; }
  .ly-partner-card { padding: 28px 18px 30px; }
  .ly-trip-logo,
  .ly-friend-logo { min-height: 86px; }
  .ly-trip-logo strong,
  .ly-friend-logo strong { font-size: 38px; }
  .ly-trip-logo span { font-size: 25px; }
  .ly-friend-logo__mark { width: 48px; height: 48px; }
  .ly-friend-logo__mark::before,
  .ly-friend-logo__mark::after {
    top: 8px;
    width: 23px;
    height: 31px;
    border-width: 7px;
  }
  .ly-partner-benefit {
    grid-template-columns: 70px 1fr;
    padding: 22px 18px;
  }
  .ly-benefit-icon {
    width: 58px;
    height: 58px;
    font-size: 22px;
  }
  .ly-partner-benefit h3 { font-size: 24px; }
  .ly-partner-benefit p { font-size: 18px; }
  .ly-partner-tags {
    grid-template-columns: 1fr;
  }
  .ly-partner-tags span {
    min-height: 52px;
    font-size: 21px;
  }
  .ly-head { margin-bottom: 34px; }
  .ly-head h2 { font-size: 34px; overflow-wrap: anywhere; }
  .ly-head p { font-size: 18px; }
  .ly-problem,
  .ly-why,
  .ly-step { padding: 26px 22px; }
  .ly-value {
    min-height: 0;
    padding-top: 26px;
  }
  .ly-value h3 { padding: 0 22px; }
  .ly-value p { padding: 0 22px 22px; }
  .ly-product {
    min-height: 250px;
    padding: 28px 24px;
    background-size: 100% 100%, 100% 45%;
  }
  .ly-product h3 { font-size: 30px; }
  .ly-product p {
    margin-left: 0;
    font-size: 18px;
  }
  .ly-problem { min-height: 0; }
  .ly-icon { width: 88px; height: 88px; font-size: 40px; }
  .ly-why { grid-template-columns: 74px 1fr; }
  .ly-why span { width: 60px; height: 60px; }
  .ly-slogan h2 { font-size: 38px; }
  .ly-slogan p { font-size: 22px; }
  .ly-float { display: none; }
}