:root {
  --primary: #2563eb;
  --primary-light: #e0edff;
  --dark: #0f172a;
  --text: #1f2933;
  --muted: #6b7280;
  --bg: #f3f4f6;
  --radius: 10px;
  --shadow-soft: 0 15px 40px rgba(15, 23, 42, 0.15);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #f9fafb 0, #eef2ff 40%, #ffffff 100%);
  color: var(--text);
}

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

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

.page {
  padding-bottom: 40px;
}

.page-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: radial-gradient(circle at top, rgba(239, 246, 255, 0.96), rgba(255, 255, 255, 0.96));
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}

.nav {
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--dark);
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: radial-gradient(circle at 20% 20%, #38bdf8, #2563eb 60%, #0f172a 100%);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.45);
  position: relative;
  overflow: hidden;
}

.logo-mark::before {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: 6px;
  border: 2px solid rgba(248, 250, 252, 0.7);
  border-top-color: transparent;
  border-left-color: transparent;
  transform: rotate(-18deg);
}

.logo-text-main {
  font-size: 16px;
}

.logo-text-sub {
  font-size: 11px;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
}

.nav-links a {
  position: relative;
  color: var(--muted);
  cursor: pointer;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #38bdf8, #2563eb);
  border-radius: 999px;
  transition: width 0.25s ease;
}

.nav-links a:hover {
  color: var(--dark);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(37, 99, 235, 0.45);
  color: #1d4ed8;
  background: #eff6ff;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-cta:hover {
  background: #2563eb;
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.4);
}

.hero {
  display: grid;
  grid-template-columns: 3fr 2.5fr;
  gap: 40px;
  align-items: center;
  padding: 80px 0 50px;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -60px -80px auto auto;
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.12), transparent 60%),
    radial-gradient(circle at center right, rgba(56, 189, 248, 0.16), transparent 55%);
  pointer-events: none;
  opacity: 0.9;
}

.hero-kicker {
  font-size: 13px;
  color: #1d4ed8;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #eff6ff;
  border: 1px solid rgba(191, 219, 254, 0.8);
  margin-bottom: 12px;
}

.hero-kicker-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 5px rgba(34, 197, 94, 0.28);
}

.hero-title {
  font-size: 38px;
  line-height: 1.25;
  color: var(--dark);
  margin-bottom: 14px;
  letter-spacing: 0.01em;
}

.hero-highlight {
  background: linear-gradient(120deg, #2563eb, #22c55e, #38bdf8);
  -webkit-background-clip: text;
  color: transparent;
  font-weight: 800;
  position: relative;
}

.hero-subtitle {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.btn-primary,
.btn-secondary {
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 14px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.5);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.7);
}

.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(255, 255, 255, 0.35), transparent 55%);
  opacity: 0;
  transition: opacity 0.18s ease;
}

.btn-primary:hover::after {
  opacity: 1;
}

.btn-secondary {
  background: transparent;
  color: #1d4ed8;
  border: 1px solid rgba(37, 99, 235, 0.45);
}

.btn-secondary:hover {
  background: #eff6ff;
}

.btn-submit-arrow {
  font-size: 11px;
}

.hero-meta {
  font-size: 12px;
  color: var(--muted);
}

.hero-meta strong {
  color: var(--dark);
}

.hero-right {
  position: relative;
}

.hero-card {
  background: radial-gradient(circle at top left, #e0f2fe 0, #eff6ff 35%, #ffffff 100%);
  border-radius: 26px;
  padding: 20px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.35);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background:
    radial-gradient(circle at 0 0, rgba(56, 189, 248, 0.14), transparent 60%),
    radial-gradient(circle at 100% 0, rgba(129, 140, 248, 0.16), transparent 60%);
  opacity: 0.9;
  pointer-events: none;
}

.hero-card > * {
  position: relative;
  z-index: 1;
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.hero-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
}

.hero-card-tag {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(22, 163, 74, 0.08);
  color: #15803d;
}

.hero-card-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 14px;
  align-items: stretch;
}

.miniapp-preview {
  background: #0f172a;
  border-radius: 18px;
  padding: 10px;
  color: #e5e7eb;
  font-size: 11px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 8px;
}

.miniapp-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.miniapp-name {
  font-weight: 600;
  font-size: 12px;
}

.miniapp-subtitle {
  font-size: 10px;
  color: #9ca3af;
}

.miniapp-tag {
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(96, 165, 250, 0.14);
  border: 1px solid rgba(96, 165, 250, 0.4);
  font-size: 10px;
  color: #93c5fd;
}

.miniapp-body {
  background: radial-gradient(circle at top, rgba(59, 130, 246, 0.8), rgba(15, 23, 42, 1));
  border-radius: 12px;
  padding: 8px;
  display: grid;
  grid-template-rows: auto auto;
  gap: 6px;
}

.miniapp-scene {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}

.miniapp-scene-title {
  font-weight: 600;
}

.miniapp-scene-subtitle {
  font-size: 10px;
  color: #d1d5db;
}

.miniapp-badge {
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(248, 250, 252, 0.12);
  font-size: 10px;
}

.miniapp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 10px;
}

.miniapp-tag-pill {
  padding: 2px 6px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.5);
}

.miniapp-footer {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: #9ca3af;
}

section {
  padding: 40px 0 10px;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 22px;
}

.section-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--dark);
}

.section-subtitle {
  font-size: 13px;
  color: var(--muted);
}

.about-grid {
  display: grid;
  grid-template-columns: 2.3fr 2fr;
  gap: 28px;
}

.about-text {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

.about-text p + p {
  margin-top: 10px;
}

.about-highlights {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.about-item {
  padding: 12px 14px;
  border-radius: 14px;
  background: radial-gradient(circle at top left, #eff6ff, #f9fafb);
  border: 1px solid rgba(148, 163, 184, 0.45);
  font-size: 12px;
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.06);
}

.about-item-title {
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--dark);
}

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  padding: 18px 16px;
  border-radius: 16px;
  background: radial-gradient(circle at top left, #eef2ff, #f9fafb);
  border: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background 0.18s ease;
  font-size: 13px;
  color: var(--muted);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.15);
  border-color: rgba(37, 99, 235, 0.75);
  background: radial-gradient(circle at top left, #ffffff, #eef2ff);
}

.card-tag {
  font-size: 11px;
  color: #2563eb;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
}

.card ul {
  margin-top: 6px;
  padding-left: 16px;
  list-style: disc;
}

.card ul li + li {
  margin-top: 4px;
}

.product-grid {
  display: grid;
  grid-template-columns: 2.3fr 2fr;
  gap: 24px;
  align-items: stretch;
}

.product-card {
  padding: 18px 16px;
  border-radius: 18px;
  border: 1px solid rgba(37, 99, 235, 0.4);
  background: radial-gradient(circle at top left, #e0f2fe, #f9fafb 40%, #ffffff 85%);
  box-shadow: 0 18px 48px rgba(37, 99, 235, 0.32);
  font-size: 13px;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: "";
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(circle at 0 0, rgba(34, 197, 94, 0.2), transparent 60%),
    radial-gradient(circle at 100% 0, rgba(59, 130, 246, 0.18), transparent 60%);
  opacity: 0.85;
  pointer-events: none;
}

.product-card > * {
  position: relative;
  z-index: 1;
}

.miniapp-phone {
  width: 220px;
  border-radius: 28px;
  padding: 6px;
  margin: 8px 0 10px;
  background: radial-gradient(circle at top, #e5edff, #c7d2fe);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.25);
  position: relative;
}

.miniapp-phone-inner {
  border-radius: 22px;
  background: #0f172a;
  overflow: hidden;
  padding: 10px 10px 12px;
  color: #e5e7eb;
  font-size: 11px;
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.9);
}

.miniapp-phone-notch {
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 70px;
  height: 6px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.9);
}

.miniapp-phone-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.miniapp-phone-name {
  font-size: 12px;
  font-weight: 600;
}

.miniapp-phone-tag {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.16);
  border: 1px solid rgba(56, 189, 248, 0.6);
  color: #bae6fd;
}

.miniapp-phone-banner {
  border-radius: 14px;
  background: radial-gradient(circle at top left, rgba(56, 189, 248, 0.9), rgba(37, 99, 235, 1));
  padding: 8px 9px;
  margin-bottom: 8px;
}

.miniapp-phone-banner-title {
  font-size: 12px;
  font-weight: 600;
}

.miniapp-phone-banner-sub {
  font-size: 10px;
  color: #e5e7eb;
  opacity: 0.9;
}

.miniapp-phone-list {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
}

.miniapp-phone-list li + li {
  margin-top: 5px;
}

.miniapp-line-title {
  font-size: 11px;
}

.miniapp-line-meta {
  font-size: 10px;
  color: #9ca3af;
}

.miniapp-phone-btn {
  width: 100%;
  margin-top: 2px;
  padding: 5px 0;
  border-radius: 999px;
  border: none;
  font-size: 11px;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: #ecfdf5;
  cursor: pointer;
}

.product-label {
  font-size: 11px;
  padding: 2px 9px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.06);
  display: inline-block;
  margin-bottom: 8px;
  color: #0f172a;
}

.product-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}

.product-image {
  margin: 10px 0 6px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(191, 219, 254, 0.9);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.12);
}

.product-image img {
  width: 100%;
  display: block;
}

.product-desc {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 10px;
  line-height: 1.7;
}

.product-features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.product-feature-item {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  padding: 8px 9px;
  border: 1px solid rgba(191, 219, 254, 0.9);
}

.product-feature-title {
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 4px;
  color: #1d4ed8;
}

.product-feature-text {
  font-size: 11px;
  color: var(--muted);
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
  font-size: 11px;
}

.product-meta span {
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.08);
  color: #1d4ed8;
}

.product-aside {
  font-size: 13px;
  color: var(--muted);
  padding: 14px 14px;
  border-radius: 14px;
  background: #f9fafb;
  border: 1px dashed rgba(148, 163, 184, 0.8);
}

.product-aside-title {
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 8px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  font-size: 12px;
}

.step {
  padding: 10px 10px;
  border-radius: 12px;
  border: 1px dashed rgba(148, 163, 184, 0.9);
  background: radial-gradient(circle at top left, #eff6ff, #f9fafb);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
}

.step-number {
  font-size: 11px;
  font-weight: 700;
  color: #1d4ed8;
  margin-bottom: 4px;
}

.step-title {
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 4px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
}

.contact-card {
  padding: 18px 16px;
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: radial-gradient(circle at top left, #eef2ff, #f9fafb);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
}

.contact-card h3 {
  font-size: 16px;
  margin-bottom: 4px;
  color: var(--dark);
}

.contact-desc {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.form-field {
  margin-bottom: 10px;
  font-size: 12px;
}

.form-field label {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 7px 8px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.9);
  font-size: 13px;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  background: #ffffff;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.25);
  background: #ffffff;
}

.form-field textarea {
  min-height: 80px;
  resize: vertical;
}

.form-tip {
  font-size: 11px;
  color: var(--muted);
  margin-top: 4px;
}

.btn-submit {
  margin-top: 4px;
  padding: 8px 18px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: #ffffff;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  box-shadow: 0 10px 26px rgba(22, 163, 74, 0.45);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(22, 163, 74, 0.6);
}

.contact-info {
  font-size: 13px;
  color: var(--muted);
  padding: 14px 14px;
  border-radius: 14px;
  background: radial-gradient(circle at top left, #eff6ff, #f9fafb);
  border: 1px dashed rgba(148, 163, 184, 0.8);
}

.contact-info p + p {
  margin-top: 8px;
}

.contact-info strong {
  color: var(--dark);
}

.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 40;
}

.modal {
  background: #ffffff;
  border-radius: 18px;
  padding: 20px 22px 16px;
  max-width: 320px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.5);
  border: 1px solid rgba(148, 163, 184, 0.5);
  text-align: left;
  font-size: 14px;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.modal-body {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 12px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.modal-btn {
  padding: 6px 14px;
  border-radius: 999px;
  border: none;
  font-size: 13px;
  cursor: pointer;
}

.modal-btn-primary {
  background: #2563eb;
  color: #ffffff;
}

footer {
  padding: 22px 0 6px;
  border-top: 1px solid rgba(148, 163, 184, 0.4);
  margin-top: 32px;
  font-size: 12px;
  color: var(--muted);
}

.footer-inner {
  padding-top: 0;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.icp a {
  color: #4b5563;
  text-decoration: none;
}

.icp a:hover {
  color: #1d4ed8;
  text-decoration: underline;
}

.footer-bottom {
  font-size: 11px;
  color: #9ca3af;
}