:root {
  --bg: #f6fbff;
  --bg2: #ffffff;
  --surface: #ffffff;
  --surface2: #f1f7ff;
  --text: #0b1220;
  --muted: rgba(11, 18, 32, 0.72);
  --muted2: rgba(11, 18, 32, 0.58);
  --line: rgba(11, 18, 32, 0.12);
  --shadow: 0 18px 45px rgba(11, 18, 32, 0.14);
  --primary: #1273ff;
  --primary2: #3bb6ff;
  --good: #3fe2b8;
  --danger: #ff5b7c;
  --tint: rgba(18, 115, 255, 0.06);
  --tint2: rgba(18, 115, 255, 0.10);

  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 12px;

  --container: 1120px;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Noto Sans HK", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  color: var(--text);
  transition: top 160ms ease;
  z-index: 1000;
}

.skip-link:focus {
  top: 16px;
  outline: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: var(--surface);
  border-bottom: 1px solid rgba(11, 18, 32, 0.10);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 240px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 28px rgba(11, 18, 32, 0.10);
  border: 1px solid rgba(11, 18, 32, 0.10);
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.mark-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  position: absolute;
  left: 13px;
  top: 12px;
}

.mark-bar {
  width: 18px;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  position: absolute;
  left: 13px;
  top: 25px;
}

.brand-name {
  font-weight: 700;
  letter-spacing: 0.3px;
  font-size: 14px;
}

.brand-tagline {
  font-size: 12px;
  color: var(--muted2);
}

.nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-link {
  font-size: 14px;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
}

.nav-link:hover {
  text-decoration: none;
  background: var(--tint2);
  color: var(--text);
}

.btn {
  appearance: none;
  border: 1px solid rgba(11, 18, 32, 0.14);
  background: rgba(255, 255, 255, 0.90);
  color: var(--text);
  padding: 12px 14px;
  border-radius: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.98);
  border-color: rgba(11, 18, 32, 0.22);
  text-decoration: none;
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  border-color: rgba(18, 115, 255, 0.28);
  background: linear-gradient(135deg, rgba(18, 115, 255, 0.92), rgba(59, 182, 255, 0.92));
  box-shadow: 0 18px 38px rgba(18, 115, 255, 0.18);
  color: #ffffff;
}

.btn-primary:hover {
  border-color: rgba(18, 115, 255, 0.40);
}

.btn-ghost {
  background: transparent;
}

.btn-sm {
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 14px;
}

.w-full {
  width: 100%;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid rgba(11, 18, 32, 0.14);
  background: rgba(255, 255, 255, 0.90);
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.98);
}

.icon-btn-bar {
  width: 18px;
  height: 2px;
  border-radius: 99px;
  background: rgba(11, 18, 32, 0.92);
  display: block;
  margin: 2px 0;
}

.mobile-menu {
  border-top: 1px solid rgba(11, 18, 32, 0.10);
  background: var(--surface);
}

.mobile-menu-inner {
  display: grid;
  gap: 10px;
  padding: 14px 0 18px;
}

.mobile-link {
  padding: 12px 12px;
  border: 1px solid rgba(11, 18, 32, 0.12);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text);
}

.mobile-link:hover {
  background: rgba(255, 255, 255, 0.98);
  text-decoration: none;
}

.hero {
  padding: 44px 0 26px;
   background: url("../img/bg1.png") center / cover no-repeat;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 26px;
  align-items: start;
}

.mintop {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 16px;
  padding: 14px 14px 16px;
}

.pill {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: var(--surface);
  color: var(--muted);
  font-weight: 600;
  font-size: 13px;
}

.hero-title {
  margin: 14px 0 10px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.15;
  color:#55557f;
  letter-spacing: -0.2px;
}

.hero-subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 18px;
  flex-wrap: wrap;
}

.hero-highlights {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  max-width: 560px;
}

.highlight {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: var(--surface);
}

.highlight-k {
  font-weight: 700;
}

.highlight-v {
  color: var(--muted);
}

.hero-card .card {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 18, 32, 0.14);
  box-shadow: var(--shadow);
  padding: 18px;
  position: sticky;
  top: 92px;
}

.card-header {
  margin-bottom: 14px;
}

.card-title {
  margin: 0 0 6px;
  font-size: 18px;
}

.card-subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.form {
  display: grid;
  gap: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}

.input,
.textarea,
.select {
  width: 100%;
  border-radius: 14px;
  padding: 12px 12px;
  border: 1px solid rgba(11, 18, 32, 0.14);
  background: var(--surface);
  color: var(--text);
  outline: none;
}

.textarea {
  resize: vertical;
  min-height: 92px;
}

.input::placeholder,
.textarea::placeholder {
  color: rgba(11, 18, 32, 0.42);
}

.input:focus,
.textarea:focus,
.select:focus {
  border-color: rgba(18, 115, 255, 0.55);
  box-shadow: 0 0 0 4px rgba(18, 115, 255, 0.14);
}

.field-error {
  min-height: 16px;
  color: rgba(255, 91, 124, 0.95);
  font-size: 12px;
}

.form-note {
  margin: 0;
  color: var(--muted2);
  font-size: 12px;
}

.form-success {
  border: 1px solid rgba(63, 226, 184, 0.28);
  background: rgba(63, 226, 184, 0.10);
  color: rgba(11, 18, 32, 0.92);
  border-radius: 14px;
  padding: 10px 12px;
  font-weight: 600;
  font-size: 13px;
}

.section {
  padding: 46px 0;
}

.section#about {
  background: url("../img/bg2.png") center / cover no-repeat;
}

main#main {
  position: relative;
}

main#main > img[src$="bg3.png"] {
  position: absolute;
  inset: 0 0 auto 0;
  width: 100%;
  height: 420px;
  display: block;
  margin: 0;
  border-radius: 0;
  border: 0;
  box-shadow: none;
  object-fit: cover;
  object-position: center;
  filter: saturate(1.06) contrast(1.04) brightness(0.96);
  z-index: 0;
  pointer-events: none;
}

main#main > img[src$="bg3.png"] + section.section#process {
  position: relative;
  z-index: 1;
  padding-top: 10px;
}

.section.alt {
  background: transparent;
  border-top: 1px solid rgba(11, 18, 32, 0.07);
  border-bottom: 1px solid rgba(11, 18, 32, 0.07);
}

.section-head {
  display: grid;
  gap: 6px;
  margin-bottom: 18px;
}

.section-title {
  margin: 0;
  font-size: 24px;
  letter-spacing: -0.2px;
}

.section-subtitle {
  margin: 0;
  color: var(--muted);
  max-width: 76ch;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.feature {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: var(--surface);
  padding: 18px;
}

.feature-title {
  margin: 0 0 8px;
  font-size: 16px;
}

.feature-desc {
  margin: 0;
  color: var(--muted);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
  align-items: start;
}

.why-list {
  display: grid;
  gap: 12px;
}

.why-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: var(--surface);
}

.why-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(18, 115, 255, 0.18), rgba(59, 182, 255, 0.14));
  border: 1px solid rgba(11, 18, 32, 0.10);
}

.why-title {
  font-weight: 800;
}

.why-desc {
  color: var(--muted);
  font-size: 14px;
  margin-top: 4px;
}

.panel {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 18, 32, 0.14);
  background: var(--surface);
  padding: 18px;
}

.panel-title {
  margin: 0 0 8px;
  font-size: 16px;
}

.panel-desc {
  margin: 0 0 14px;
  color: var(--muted);
}

.panel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
}

.tag {
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(11, 18, 32, 0.10);
  background: var(--tint);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.step {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: var(--surface);
  padding: 16px;
  display: grid;
  gap: 12px;
}

.step-no {
  font-weight: 900;
  letter-spacing: 1px;
  color: rgba(18, 115, 255, 0.95);
}

.step-title {
  font-weight: 800;
  margin-bottom: 4px;
}

.step-desc {
  color: var(--muted);
  font-size: 14px;
}

.cta-banner {
  margin-top: 16px;
  border-radius: 22px;
  border: 1px solid rgba(11, 18, 32, 0.14);
  background: var(--surface);
  padding: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.cta-title {
  font-weight: 900;
  font-size: 18px;
}

.cta-desc {
  color: var(--muted);
  margin-top: 4px;
}

.faq {
  display: grid;
  gap: 12px;
}

.faq-item {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: var(--surface);
  padding: 12px 14px;
}

.faq-q {
  cursor: pointer;
  font-weight: 800;
  list-style: none;
}

.faq-q::-webkit-details-marker {
  display: none;
}

.faq-a {
  color: var(--muted);
  padding-top: 10px;
  font-size: 14px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
  align-items: start;
}

.contact-card {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 18, 32, 0.14);
  background: var(--surface);
  padding: 18px;
}

.contact-lines {
  display: grid;
  gap: 10px;
  margin: 12px 0 16px;
}

.contact-line {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(11, 18, 32, 0.10);
  background: var(--surface);
}

.contact-k {
  color: var(--muted2);
  font-weight: 700;
}

.contact-v a {
  color: rgba(11, 18, 32, 0.92);
}

.notice {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 18, 32, 0.14);
  background: var(--surface);
  padding: 18px;
}

.notice-title {
  margin: 0 0 10px;
  font-size: 16px;
}

.notice-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 8px;
}

.site-footer {
  position: relative;
  border-top: 1px solid rgba(11, 18, 32, 0.10);
  background: var(--surface);
}

.footer-inner {
  padding: 22px 0 78px;
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.notice-title2 {
  margin: 0;
  font-size: 14px;
  font-weight: 800;
  color: rgba(11, 18, 32, 0.92);
  white-space: nowrap;
}

.notice-list2 {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  color: var(--muted);
}

.notice-list2 li {
  white-space: nowrap;
}

.site-footer .footer-brand .notice {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  border-left: 0;
  border-right: 0;
  border-bottom: 0;
  border-radius: 0;
  padding: 10px 0;
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
}

.footer-name {
  font-weight: 900;
}

.footer-meta {
  color: var(--muted2);
  font-size: 12px;
  margin-top: 6px;
}

.footer-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-link {
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(11, 18, 32, 0.10);
  background: var(--surface);
}

.footer-link:hover {
  color: var(--text);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.98);
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
}

.modal[hidden] {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.modal-dialog {
  position: relative;
  width: min(640px, calc(100% - 24px));
  border-radius: 18px;
  border: 1px solid rgba(11, 18, 32, 0.14);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 16px;
}

.modal-dialog .icon-btn {
  display: inline-flex;
}

.notice-dialog {
  width: min(760px, calc(100% - 24px));
}

.notice-scroll {
  max-height: min(78vh, 780px);
  overflow: auto;
  border-radius: 14px;
}

.notice-img {
  width: 100%;
  display: block;
  border-radius: 14px;
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: rgba(18, 115, 255, 0.04);
  cursor: pointer;
}

.notice-content {
  padding: 12px 4px 4px;
  display: grid;
  gap: 10px;
}

.notice-text {
  margin: 0;
  color: var(--muted);
}

.notice-text a {
  color: rgba(18, 115, 255, 0.95);
  font-weight: 700;
}

.notice-text code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
  padding: 2px 6px;
  border-radius: 10px;
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: rgba(18, 115, 255, 0.06);
  color: rgba(11, 18, 32, 0.92);
  word-break: break-all;
}

.modal-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(11, 18, 32, 0.10);
  margin-bottom: 12px;
}

.modal-title {
  font-weight: 900;
  font-size: 18px;
}

.modal-subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.icon-x {
  width: 16px;
  height: 16px;
  position: relative;
  display: block;
}

.icon-x::before,
.icon-x::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 16px;
  height: 2px;
  border-radius: 99px;
  background: rgba(11, 18, 32, 0.92);
}

.icon-x::before {
  transform: rotate(45deg);
}

.icon-x::after {
  transform: rotate(-45deg);
}

.grid-2-sm {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: var(--surface);
  cursor: pointer;
  user-select: none;
  font-weight: 600;
  color: var(--muted);
}

.chip input {
  accent-color: rgba(18, 115, 255, 0.95);
}

.floating-actions {
  position: fixed;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  gap: 12px;
  z-index: 120;
}

.floating-action {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid transparent;
  background: var(--surface);
  box-shadow: 0 14px 28px rgba(11, 18, 32, 0.14);
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
}

.floating-action:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.32);
  text-decoration: none;
}

.floating-action:active {
  transform: translateY(0);
}

.floating-action-icon { width: 22px; height: 22px; display: block; }

.floating-action-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.floating-action-fb { border-color: rgba(11, 18, 32, 0.12); }
.floating-action-wa { border-color: rgba(11, 18, 32, 0.12); }
.floating-action-mail { background: #1273ff; }

.floating-action-fb:hover { background: var(--tint2); border-color: rgba(18, 115, 255, 0.24); }
.floating-action-wa:hover { background: var(--tint2); border-color: rgba(18, 115, 255, 0.24); }
.floating-action-mail:hover { background: #0f67ea; }

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-card .card {
    position: relative;
    top: auto;
  }
  .cards {
    grid-template-columns: 1fr;
  }
  .steps {
    grid-template-columns: 1fr 1fr;
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .nav {
    display: none;
  }
  .icon-btn {
    display: inline-flex;
  }
  .highlight {
    grid-template-columns: 1fr;
  }
  .steps {
    grid-template-columns: 1fr;
  }
  .cta-banner {
    flex-direction: column;
    align-items: stretch;
  }
  .grid-2-sm {
    grid-template-columns: 1fr;
  }

  .floating-actions {
    right: 12px;
    bottom: 18px;
    top: auto;
    transform: none;
  }

  .floating-action {
    width: 48px;
    height: 48px;
  }
}