@charset "UTF-8";

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

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

a,
button,
input,
textarea,
select,
label {
  -webkit-tap-highlight-color: transparent;
  outline: none;
}

a:active,
button:active {
  -webkit-tap-highlight-color: transparent;
  background: transparent;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: #4A2C5A;
  line-height: 1.6;
  background: #FFF0F5;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(ellipse 900px 700px at 0% 0%, rgba(255, 179, 198, 0.55) 0%, transparent 60%),
    radial-gradient(ellipse 800px 900px at 100% 30%, rgba(200, 162, 212, 0.45) 0%, transparent 60%),
    radial-gradient(ellipse 700px 800px at 30% 100%, rgba(255, 214, 232, 0.5) 0%, transparent 55%),
    linear-gradient(135deg, #FFE4EC 0%, #F3E8FF 45%, #FFD6E8 100%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(255, 179, 198, 0.18) 0%, transparent 22%),
    radial-gradient(circle at 85% 65%, rgba(200, 162, 212, 0.15) 0%, transparent 28%),
    radial-gradient(circle at 55% 90%, rgba(255, 111, 145, 0.10) 0%, transparent 26%),
    radial-gradient(circle at 95% 15%, rgba(155, 107, 181, 0.10) 0%, transparent 20%);
  background-size: 900px 900px, 800px 800px, 1000px 1000px, 700px 700px;
  background-repeat: no-repeat;
}

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

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

ul {
  list-style: none;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  position: relative;
}

.section {
  padding: 80px 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 48px;
}

.section-title h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  background: linear-gradient(135deg, #FF6F91 0%, #9B6BB5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.section-title p {
  font-size: 16px;
  color: #7A5C8E;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 133, 161, 0.15);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(255, 111, 145, 0.25);
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, #FF6F91 0%, #9B6BB5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 1px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-list a {
  font-size: 15px;
  color: #4A2C5A;
  font-weight: 600;
  position: relative;
  padding: 6px 0;
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, #FF85A1, #C8A2D4);
  transform: translateX(-50%);
}

.nav-list a:hover::after,
.nav-list a.active::after {
  width: 26px;
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  font-size: 24px;
  align-items: center;
  justify-content: center;
  color: #9B6BB5;
}

.hero {
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 60px;
}

.hero-text {
  flex: 1;
}

.hero-title {
  font-size: clamp(44px, 7vw, 72px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 4px;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #FF6F91 0%, #9B6BB5 60%, #FF85A1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 20px rgba(255, 111, 145, 0.25));
}

.hero-subtitle {
  font-size: clamp(16px, 2.2vw, 20px);
  color: #7A5C8E;
  margin-bottom: 24px;
  font-weight: 500;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-bottom: 36px;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 50px;
  border: 1px solid rgba(255, 133, 161, 0.2);
  font-size: 14px;
  color: #4A2C5A;
  font-weight: 600;
}

.hero-feature i {
  font-size: 16px;
  color: #FF6F91;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn-icon {
  width: 22px;
  height: 22px;
}

.btn-android {
  background: linear-gradient(135deg, #FF85A1, #FF6F91);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 111, 145, 0.35);
}

.btn-android:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 111, 145, 0.45);
}

.btn-ios {
  background: linear-gradient(135deg, #B983D1, #9B6BB5);
  color: #fff;
  box-shadow: 0 8px 24px rgba(155, 107, 181, 0.35);
}

.btn-ios:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(155, 107, 181, 0.45);
}

.hero-visual {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-mockup {
  width: 320px;
  height: 620px;
  border-radius: 50px;
  border: 3px solid rgba(255, 179, 198, 0.6);
  box-shadow:
    0 20px 60px rgba(255, 111, 145, 0.25),
    0 0 80px rgba(155, 107, 181, 0.15),
    inset 0 0 40px rgba(255, 179, 198, 0.1);
  position: relative;
  overflow: hidden;
}

.hero-mockup-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 47px;
}

.stats {
  padding: 40px 0;
  position: relative;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(255, 179, 198, 0.25);
  border-radius: 28px;
  padding: 36px 24px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 40px rgba(255, 133, 161, 0.1);
}

.stat-item {
  text-align: center;
}

.stat-item i {
  font-size: 32px;
  margin-bottom: 12px;
  display: block;
}

.stat-num {
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 800;
  background: linear-gradient(135deg, #FF6F91, #9B6BB5);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 14px;
  color: #7A5C8E;
  font-weight: 500;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 179, 198, 0.25);
  border-radius: 32px;
  padding: 40px 36px;
  box-shadow:
    0 10px 40px rgba(255, 133, 161, 0.1),
    0 0 60px rgba(200, 162, 212, 0.05);
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle at top right, rgba(255, 179, 198, 0.25), transparent 70%);
  border-radius: 50%;
  transform: translate(30%, -30%);
  pointer-events: none;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 18px 50px rgba(255, 133, 161, 0.18),
    0 0 80px rgba(200, 162, 212, 0.1);
}

.feature-icon {
  width: 72px;
  height: 72px;
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(255, 133, 161, 0.18), rgba(200, 162, 212, 0.2));
  border: 1px solid rgba(255, 179, 198, 0.3);
  position: relative;
  z-index: 1;
}

.feature-card:nth-child(even) .feature-icon {
  background: linear-gradient(135deg, rgba(200, 162, 212, 0.25), rgba(255, 133, 161, 0.15));
}

.feature-card h3 {
  font-size: 22px;
  font-weight: 800;
  color: #4A2C5A;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}

.feature-card p {
  font-size: 15px;
  color: #7A5C8E;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.changelog {
  padding: 80px 0;
  position: relative;
}

.changelog-wrap {
  max-width: 800px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(200, 162, 212, 0.2);
  border-radius: 32px;
  padding: 44px 44px 44px 72px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 40px rgba(200, 162, 212, 0.12);
  position: relative;
}

.changelog-wrap::before {
  content: "";
  position: absolute;
  left: 44px;
  top: 50px;
  bottom: 50px;
  width: 2px;
  background: linear-gradient(180deg, #FFB3C6, #C8A2D4, #FFB3C6);
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-bottom: 36px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -37px;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF85A1, #9B6BB5);
  box-shadow: 0 0 0 5px rgba(255, 179, 198, 0.25);
}

.timeline-item.latest .timeline-dot {
  box-shadow: 0 0 0 5px rgba(255, 179, 198, 0.25), 0 0 16px rgba(255, 111, 145, 0.6);
}

.timeline-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.timeline-version {
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, #FF6F91, #9B6BB5);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.timeline-date {
  font-size: 14px;
  color: #7A5C8E;
  font-weight: 500;
}

.timeline-tag {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 50px;
  background: linear-gradient(135deg, #FF85A1, #FF6F91);
  color: #fff;
  font-weight: 700;
  letter-spacing: 1px;
}

.timeline-list {
  list-style: none;
}

.timeline-list li {
  padding: 6px 0;
  color: #4A2C5A;
  font-size: 15px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.timeline-list li i {
  flex-shrink: 0;
  margin-top: 5px;
  font-size: 12px;
  color: #FF6F91;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 179, 198, 0.25);
  border-radius: 28px;
  padding: 32px 28px;
  box-shadow: 0 8px 30px rgba(255, 133, 161, 0.1);
}

.review-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  font-size: 16px;
}

.review-text {
  font-size: 15px;
  color: #4A2C5A;
  line-height: 1.8;
  margin-bottom: 20px;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FFB3C6, #C8A2D4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  color: #fff;
}

.review-name {
  font-size: 15px;
  font-weight: 700;
  color: #4A2C5A;
}

.cta {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 217, 230, 0.85) 0%, rgba(227, 207, 242, 0.85) 100%);
  z-index: -1;
}

.cta-inner {
  text-align: center;
}

.cta-title {
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 800;
  background: linear-gradient(135deg, #FF6F91 0%, #9B6BB5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.cta-desc {
  font-size: 18px;
  color: #7A5C8E;
  margin-bottom: 40px;
}

.cta-btns {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer {
  padding: 56px 0 32px;
  border-top: 1px solid rgba(255, 179, 198, 0.2);
  background: rgba(255, 255, 255, 0.45);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  margin-top: 14px;
  color: #7A5C8E;
  font-size: 15px;
  line-height: 1.7;
}

.footer h4 {
  font-size: 17px;
  font-weight: 800;
  color: #4A2C5A;
  margin-bottom: 20px;
}

.footer-links ul li {
  padding: 6px 0;
}

.footer-links a {
  font-size: 15px;
  color: #7A5C8E;
}

.footer-links a:hover {
  color: #FF6F91;
}

.footer-contact li {
  padding: 8px 0;
  font-size: 15px;
  color: #7A5C8E;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-contact i {
  font-size: 16px;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 179, 198, 0.2);
  text-align: center;
  color: #7A5C8E;
  font-size: 14px;
}

.floating-download {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(140%);
  display: flex;
  gap: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 179, 198, 0.3);
  border-radius: 60px;
  box-shadow:
    0 10px 40px rgba(0, 0, 0, 0.12),
    0 0 40px rgba(255, 133, 161, 0.2);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
}

.floating-download.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.btn-float {
  padding: 10px 22px;
  font-size: 14px;
}

.btn-float .btn-icon {
  width: 18px;
  height: 18px;
}

@media (max-width: 1024px) {
  .hero-inner {
    gap: 36px;
  }

  .hero-mockup {
    width: 280px;
    height: 540px;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 56px 0;
  }

  .hero {
    padding: 120px 0 56px;
  }

  .hero-inner {
    flex-direction: column-reverse;
    gap: 40px;
    text-align: center;
  }

  .hero-text {
    width: 100%;
  }

  .hero-btns {
    justify-content: center;
  }

  .hero-features {
    justify-content: center;
  }

  .hero-mockup {
    width: 220px;
    height: 420px;
    border-radius: 40px;
  }

  .hero-mockup-img {
    border-radius: 37px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 12px;
    padding: 28px 16px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .feature-card {
    padding: 32px 26px;
  }

  .changelog-wrap {
    padding: 32px 24px 32px 48px;
    border-radius: 24px;
  }

  .changelog-wrap::before {
    left: 28px;
  }

  .timeline-dot {
    left: -27px;
    width: 14px;
    height: 14px;
  }

  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .cta {
    padding: 64px 0;
  }

  .footer {
    padding: 40px 0 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-bottom: 28px;
  }

  .footer-brand {
    grid-column: span 1;
  }

  .nav-list {
    position: fixed;
    top: 0;
    right: 0;
    width: 78%;
    max-width: 320px;
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 100px 32px 32px;
    background: linear-gradient(160deg, rgba(255, 228, 236, 0.98), rgba(243, 232, 255, 0.98));
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-left: 1px solid rgba(255, 179, 198, 0.3);
    transform: translateX(105%);
    transition: transform 0.35s ease;
    z-index: 99;
    box-shadow: -10px 0 40px rgba(255, 111, 145, 0.1);
  }

  .nav-list.active {
    transform: translateX(0);
  }

  .nav-list a {
    display: block;
    padding: 14px 12px;
    width: 100%;
    font-size: 17px;
    border-radius: 12px;
  }

  .nav-list a:hover,
  .nav-list a.active {
    background: rgba(255, 255, 255, 0.6);
  }

  .nav-list a::after {
    display: none;
  }

  .menu-toggle {
    display: flex;
    z-index: 101;
    position: relative;
  }

  .nav-list.active ~ .menu-toggle,
  .header-inner:has(.nav-list.active) .menu-toggle {
    z-index: 101;
  }

  .floating-download {
    bottom: 16px;
    gap: 8px;
    padding: 8px;
    width: calc(100% - 32px);
    justify-content: center;
  }

  .btn-float {
    padding: 10px 16px;
    font-size: 14px;
    flex: 1;
  }

  .btn-float .btn-icon {
    width: 16px;
    height: 16px;
  }

  .btn-float span {
    white-space: nowrap;
  }

  .footer-contact-hide {
    display: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 18px;
  }

  .hero-title {
    letter-spacing: 2px;
  }

  .hero-btns {
    width: 100%;
  }

  .hero-btns .btn {
    width: 100%;
  }

  .cta-btns {
    width: 100%;
  }

  .cta-btns .btn {
    width: 100%;
  }

  .btn {
    padding: 14px 24px;
  }
}