@charset "UTF-8";

:root {
  --color-primary: #4F46E5;
  --color-primary-light: #6366F1;
  --color-primary-lighter: #818CF8;
  --color-primary-bg: #EEF2FF;
  --color-text: #0F172A;
  --color-text-secondary: #475569;
  --color-text-muted: #94A3B8;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F8FAFC;
  --color-bg-gray: #F1F5F9;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;
  --radius: 5px;
  --max-width: 1200px;
  --nav-height: 64px;
  --transition: 0.3s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
}

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

a {
  color: inherit;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

button {
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon::before {
  content: "";
  display: block;
  width: 1em;
  height: 1em;
  background: center / contain no-repeat;
}

.icon-sparkle::before {
  background-image: url("../icons/sparkle.svg");
}

.icon-download::before {
  background-image: url("../icons/download.svg");
}

.icon-chevron-down::before {
  background-image: url("../icons/chevron-down.svg");
}

.icon-globe::before {
  background-image: url("../icons/globe.svg");
}

.icon-arrow-right::before {
  background-image: url("../icons/arrow-right.svg");
}

.icon-menu::before {
  background-image: url("../icons/menu.svg");
}

.icon-close::before {
  background-image: url("../icons/close.svg");
}

.icon-quote::before {
  background-image: url("../icons/quote.svg");
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
}

.logo img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  gap: 8px;
  z-index: 1001;
  pointer-events: none;
}

.nav a {
  padding: 8px 16px;
  font-size: 14px;
  color: var(--color-text-secondary);
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
  pointer-events: auto;
}

.nav a:hover {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

.nav-cta {
  display: flex !important;
  align-items: center;
  gap: 6px;
  margin-left: 8px;
  padding: 8px 20px !important;
  background: var(--color-primary) !important;
  color: #FFFFFF !important;
  font-weight: 600;
  border-radius: var(--radius) !important;
  transition: background var(--transition) !important;
}

.nav-cta:hover {
  background: var(--color-primary-light) !important;
}

.nav-cta .icon {
  font-size: 16px;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius);
  color: var(--color-text);
  font-size: 24px;
  transition: background var(--transition);
}

.menu-toggle:hover {
  background: var(--color-bg-gray);
}

.menu-toggle .icon-close {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-menu {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon-close {
  display: inline-flex;
}

section {
  scroll-margin-top: var(--nav-height);
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  color: var(--color-text);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 16px;
  text-align: center;
  color: var(--color-text-secondary);
  margin-bottom: 48px;
}

.hero {
  padding: 120px 0 80px;
  background: linear-gradient(180deg, var(--color-primary-bg) 0%, var(--color-bg) 100%);
}

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

.hero-content {
  flex: 1;
  min-width: 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  border: 1px solid var(--color-primary-lighter);
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero-badge .icon {
  font-size: 14px;
}

.hero-title {
  font-size: 48px;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 480px;
  margin-bottom: 32px;
}

.hero-actions {
  margin-bottom: 16px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius);
  transition: opacity var(--transition), transform var(--transition);
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn-primary .icon {
  font-size: 18px;
}

.hero-update {
  font-size: 13px;
  color: var(--color-text-muted);
}

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  position: relative;
  min-width: 0;
}

.phone-mockup {
  position: relative;
  z-index: 1;
}

.phone-mockup img {
  width: 280px;
  height: auto;
  border-radius: 5px;
  box-shadow: 0 20px 60px rgba(79, 70, 229, 0.15);
}

.phone-overlay-card {
  position: absolute;
  z-index: 2;
  left: 135px;
  bottom: 30px;
  background: #FFFFFF;
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  min-width: 200px;
}

.overlay-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  padding: 3px 10px;
  border-radius: 3px;
  margin-bottom: 8px;
}

.overlay-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.overlay-info {
  font-size: 13px;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.overlay-info .icon {
  font-size: 14px;
  color: var(--color-primary);
}

.features {
  padding: 80px 0;
  background: var(--color-bg);
}

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

.feature-card {
  padding: 32px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  border-top: 3px solid var(--color-primary);
  transition: box-shadow var(--transition), transform var(--transition);
}

.feature-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  font-size: 24px;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.screenshots {
  padding: 80px 0;
  background: var(--color-bg-alt);
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

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

.screenshot-frame {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  margin-bottom: 12px;
  transition: box-shadow var(--transition);
}

.screenshot-frame:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.screenshot-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.screenshot-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.experience {
  padding: 80px 0;
  background: var(--color-bg);
}

.experience-content {
  max-width: 960px;
  margin: 0 auto;
}

.experience-flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.flow-step {
  flex: 1;
  min-width: 0;
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius);
  transition: box-shadow var(--transition);
}

.flow-step:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.flow-step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-size: 24px;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  border-radius: 50%;
  margin-bottom: 16px;
  transition: background var(--transition), color var(--transition);
}

.flow-step:hover .flow-step-icon {
  background: var(--color-primary);
  color: #FFFFFF;
}

.flow-step-num {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary-lighter);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.flow-step h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.flow-step p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.flow-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 40px;
  padding-top: 48px;
  color: var(--color-border);
  font-size: 20px;
}

.faq {
  padding: 80px 0;
  background: var(--color-bg-alt);
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 18px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--color-primary);
}

.faq-icon {
  font-size: 20px;
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-question[aria-expanded="true"] {
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.official-site {
  padding: 80px 0;
  background: var(--color-bg);
}

.official-entry {
  max-width: 760px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.official-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 18px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  transition: color var(--transition);
}

.official-toggle:hover {
  color: var(--color-primary);
}

.official-toggle-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.official-toggle-left .icon {
  font-size: 20px;
  color: var(--color-primary);
}

.official-arrow {
  font-size: 20px;
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.official-toggle[aria-expanded="true"] .official-arrow {
  transform: rotate(180deg);
  color: var(--color-primary);
}

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

.official-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.official-content-inner {
  padding: 0 24px 20px;
}

.official-link {
  font-size: 14px;
  color: var(--color-primary);
  word-break: break-all;
}

.official-link:hover {
  text-decoration: underline;
}

.reviews {
  padding: 80px 0;
  background: var(--color-bg-alt);
}

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

.review-card {
  position: relative;
  padding: 28px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: box-shadow var(--transition);
}

.review-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.review-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 12px;
  font-weight: 600;
  color: #FFFFFF;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: 50%;
  flex-shrink: 0;
}

.review-author-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
}

.review-date {
  margin-left: auto;
  font-size: 12px;
  color: var(--color-text-muted);
}

.review-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.review-quote-icon {
  position: absolute;
  bottom: 20px;
  right: 24px;
  font-size: 28px;
  color: var(--color-primary-bg);
}

.download {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
}

.download .section-title {
  color: #FFFFFF;
}

.download .section-subtitle {
  color: rgba(255, 255, 255, 0.8);
}

.download-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 48px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.download-info {
  flex: 1;
  min-width: 0;
}

.download-text {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.95);
  font-weight: 500;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  background: #FFFFFF;
  border-radius: var(--radius);
  white-space: nowrap;
  flex-shrink: 0;
  transition: transform var(--transition), box-shadow var(--transition);
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.download-btn .icon {
  font-size: 20px;
}

.footer {
  padding: 60px 0 30px;
  background: var(--color-text);
  color: #FFFFFF;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 40px;
  justify-items: center;
}

.footer-col {
  text-align: center;
}

.footer-col h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  padding: 6px 0;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--color-primary-lighter);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-copyright {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

@media (max-width: 1024px) {
  .hero .container {
    flex-direction: column;
    gap: 40px;
  }

  .hero-content {
    text-align: center;
  }

  .hero-desc {
    max-width: 100%;
  }

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

  .phone-overlay-card {
    display: none;
  }

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

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

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

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

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .header-inner {
    padding: 0 20px;
  }

  .nav {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: 20px;
    background: var(--color-bg);
    overflow-y: auto;
    z-index: 1001;
    pointer-events: auto;
    max-width: none;
    margin: 0;
    height: auto;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 14px 16px;
    font-size: 16px;
    border-radius: var(--radius);
    border-bottom: 1px solid var(--color-border-light);
    pointer-events: auto;
  }

  .nav a:last-child {
    border-bottom: none;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 12px;
    justify-content: center;
  }

  .menu-toggle {
    display: inline-flex;
    position: relative;
    z-index: 1002;
  }

  .hero {
    padding: 100px 0 60px;
  }

  .hero-title {
    font-size: 36px;
  }

  .hero-desc {
    font-size: 15px;
  }

  .phone-mockup img {
    width: 260px;
  }

  .section-title {
    font-size: 26px;
  }

  .section-subtitle {
    font-size: 14px;
    margin-bottom: 32px;
  }

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

  .screenshots-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .experience-flow {
    flex-direction: column;
    align-items: stretch;
  }

  .flow-step {
    padding: 24px 20px;
  }

  .flow-connector {
    width: 100%;
    padding-top: 0;
    padding: 8px 0;
    transform: rotate(90deg);
  }

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

  .download-inner {
    flex-direction: column;
    text-align: center;
    gap: 24px;
    padding: 32px 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .footer-col {
    text-align: center;
  }
}

@media (max-width: 430px) {
  .container {
    padding: 0 16px;
  }

  .header-inner {
    padding: 0 16px;
  }

  .hero {
    padding: 90px 0 50px;
  }

  .hero-title {
    font-size: 30px;
  }

  .hero-desc {
    font-size: 14px;
  }

  .btn-primary {
    padding: 12px 28px;
    font-size: 15px;
  }

  .phone-mockup img {
    width: 240px;
  }

  .section-title {
    font-size: 24px;
  }

  .feature-card {
    padding: 24px;
  }

  .screenshots-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .screenshot-label {
    font-size: 12px;
  }

  .review-card {
    padding: 20px;
  }

  .review-text {
    font-size: 13px;
  }

  .download-btn {
    padding: 14px 36px;
    font-size: 16px;
  }

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

  .footer-col {
    text-align: center;
  }
}

@media (max-width: 375px) {
  .hero-title {
    font-size: 28px;
  }

  .phone-mockup img {
    width: 220px;
  }

  .screenshots-grid {
    gap: 10px;
  }

  .section-title {
    font-size: 22px;
  }

  .feature-card {
    padding: 20px;
  }

  .feature-card h3 {
    font-size: 16px;
  }

  .feature-card p {
    font-size: 13px;
  }
}

@media (max-width: 320px) {
  .hero-title {
    font-size: 26px;
  }

  .phone-mockup img {
    width: 200px;
  }

  .screenshots-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
}