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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #050814;
  color: #f7f7ff;
  line-height: 1.6;
}

/* Layout helpers */
.section {
  padding: 4rem 1.5rem;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section.light {
  background: #0d101f;
}

.section.dark {
  background: radial-gradient(circle at top, #1d2545, #050814 60%);
}

.section.accent {
  background: linear-gradient(135deg, #ff9d3b, #ff4fa3);
  color: #1b1020;
}

.section.accent .btn.primary {
  background: #1b1020;
  color: #fff;
}

.section.accent .btn.ghost {
  border-color: #1b1020;
  color: #1b1020;
}

.section-intro {
  max-width: 640px;
  margin-top: 0.75rem;
  color: #cfd3ff;
}

/* Top nav */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(5, 8, 20, 0.88);
  border-bottom: 1px solid rgba(255, 79, 163, 0.18);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1.5rem;
}

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

.logo {
  height: 40px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.95rem;
}

.nav-links a {
  color: #e7e8ff;
  text-decoration: none;
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #ff4fa3, #ffb347);
  transition: width 0.18s ease-out;
}

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

.lang-toggle {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  color: #f7f7ff;
  padding: 0.3rem 0.9rem;
  font-size: 0.85rem;
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  min-height: 70vh;
  padding: 5rem 1.5rem 3.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  background:
    radial-gradient(circle at 10% 0%, rgba(255, 79, 163, 0.4), transparent 55%),
    radial-gradient(circle at 90% 0%, rgba(255, 179, 71, 0.35), transparent 55%),
    url("https://images.pexels.com/photos/6169661/pexels-photo-6169661.jpeg?auto=compress&cs=tinysrgb&w=1600");
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(5, 8, 20, 0.94), rgba(5, 8, 20, 0.7));
}

.hero-content {
  position: relative;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  z-index: 1;
}

.hero-kicker {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: #ffb347;
  margin-bottom: 0.75rem;
}

.hero-title {
  font-size: clamp(2.4rem, 4vw, 3.1rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.hero-sub {
  max-width: 560px;
  color: #d2d5ff;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s ease-out, box-shadow 0.12s ease-out, background 0.12s;
}

.btn.primary {
  background: linear-gradient(135deg, #ff4fa3, #ffb347);
  color: #1b1020;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.6);
}

.btn.ghost {
  background: transparent;
  color: #f7f7ff;
  border-color: rgba(255, 255, 255, 0.4);
}

.btn.ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* Metrics */
.hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.metric {
  padding: 0.9rem 1.1rem;
  border-radius: 0.9rem;
  background: rgba(13, 16, 31, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.metric-number {
  font-size: 1.3rem;
  font-weight: 700;
}

.metric-label {
  display: block;
  font-size: 0.8rem;
  color: #c3c7ff;
}

/* Cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  padding: 1.5rem;
  border-radius: 1rem;
  background: rgba(9, 12, 27, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.section.light .card {
  background: #121527;
}

.card-icon {
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
}

.card h3,
.card h2 {
  margin-bottom: 0.4rem;
}

/* Steps */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.steps li {
  background: rgba(9, 12, 27, 0.9);
  border-radius: 1rem;
  padding: 1.3rem 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.step-label {
  font-weight: 600;
  color: #ffb347;
}

/* Accent CTA */
.flex-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

/* Page hero */
.page-hero {
  padding: 4rem 1.5rem 1rem;
  background: radial-gradient(circle at 0 0, rgba(255, 79, 163, 0.35), transparent 55%),
              radial-gradient(circle at 100% 0, rgba(255, 179, 71, 0.35), transparent 55%),
              #050814;
}

/* Two-column layout */
.two-cols {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
  gap: 2rem;
  align-items: flex-start;
}

.stat-card {
  background: #121527;
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.bullet-list {
  margin-top: 0.75rem;
  padding-left: 1.2rem;
  color: #d1d4ff;
}

/* Map placeholder */
.map-placeholder {
  background: repeating-linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.06),
    rgba(255, 255, 255, 0.06) 4px,
    transparent 4px,
    transparent 8px
  );
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px dashed rgba(255, 255, 255, 0.4);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.2fr);
  gap: 2rem;
}

.contact-form form {
  display: grid;
  gap: 0.9rem;
}

.contact-form label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.9rem;
}

input,
textarea {
  background: #050814;
  border-radius: 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 0.6rem 0.75rem;
  color: #f7f7ff;
}

input:focus,
textarea:focus {
  outline: 1px solid #ff4fa3;
}

/* Footer */
.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: #050814;
  padding: 1.5rem 1.5rem 2rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  font-size: 0.8rem;
  color: #9ea2cf;
}

.footer-note {
  margin-top: 0.3rem;
}

/* ===========================
   CTA Right block (accent section)
   =========================== */

/* Keep accent section as positioning container */
.section.accent{
  position: relative;
  overflow: hidden;
}

/* Right block: email + button on top, QRs below, moved LEFT (blue area) */
.section.accent .cta-right{
  position: absolute;

  /* ✅ 往左移：把 right 调大；往右移：把 right 调小 */
  right: clamp(260px, 24vw, 520px);

  top: 50%;
  transform: translateY(-50%);

  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;

  z-index: 5;
  white-space: nowrap;
}

/* top row: email + contact button */
.section.accent .cta-actions{
  display: flex;
  align-items: center;
  gap: 12px;
}

/* bottom row: two QR cards */
.section.accent .cta-qr-pair{
  display: flex;
  align-items: center;
  gap: 8px;
}

.section.accent .cta-qr-pair .qr-card{
  display: inline-flex;
  line-height: 0;
}

/* QR image size */
.section.accent .cta-qr-pair .qr-card img{
  width: 90px !important;
  height: 90px !important;
  object-fit: contain;

  border-radius: 12px;
  padding: 6px;
  background: rgba(255,255,255,0.92);
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
}

/* Medium screens: avoid going too far inside */
@media (max-width: 1400px){
  .section.accent .cta-right{
    right: clamp(160px, 12vw, 320px);
  }
}

/* Mobile: stack below text */
@media (max-width: 900px){
  .section.accent .cta-right{
    position: static;
    transform: none;
    margin-top: 14px;
    align-items: flex-start;
    white-space: normal;
  }
}

/* ===========================
   Mobile menu (hamburger + drawer)
   =========================== */

.nav-toggle {
  display: none;
  font-size: 26px;
  background: none;
  border: 0;
  color: #fff;
  cursor: pointer;
}

.header-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: #0c0f1a;
  padding: 80px 20px;
  display: none;
  flex-direction: column;
  gap: 18px;
  transition: right 0.3s ease;
  z-index: 9999;
}

.mobile-nav a {
  color: #fff;
  text-decoration: none;
  font-size: 18px;
}

.mobile-nav.open {
  right: 0;
  display: flex; /* ✅ 打开菜单时才显示 */
}

.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
  z-index: 9998;
}

.nav-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

/* ===========================
   Parcel Pre-Alert link styles
   =========================== */

.prealert-link {
  margin-top: 18px;
  text-align: left;
}

.prealert-link a {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ff6b9a, #ff9f6b);
  color: #111;
  font-weight: 600;
  text-decoration: none;
  font-size: 14px;
  transition: transform .15s ease, box-shadow .15s ease;
}

.prealert-link a:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0,0,0,.25);
}

/* Contact page - Parcel Pre-Alert text */
.contact-prealert {
  margin-top: 20px;
}

.prealert-hint {
  margin: 0 0 8px 0;
  font-size: 14px;
  font-weight: 600;
  color: #eee;
}

.prealert-hint .en-sub {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  font-weight: 400;
  color: #aaa;
}

/* Make pre-alert button more visible on dark background */
.contact-prealert a{
  background: linear-gradient(135deg, #ff6b9a, #ffb36b);
  color: #111 !important;
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 10px 26px rgba(0,0,0,.35);
}

.contact-prealert a:hover{
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(0,0,0,.45);
}

/* Prevent visited link turning purple */
.prealert-link a:visited{
  color: #111 !important;
}

.prealert-tag{
  display:inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.18);
  margin-bottom: 8px;
}

/* ===========================
   Fix: hide breadcrumb (purple links at top-left)
   =========================== */
.breadcrumb,
.breadcrumbs,
nav[aria-label="breadcrumb"],
nav[aria-label="Breadcrumb"]{
  display: none !important;
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 780px) {
  .nav-links {
    display: none; /* hide full nav on small */
  }
  .hero {
    padding-top: 4.5rem;
  }
  .two-cols,
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Desktop vs Mobile nav behavior */
@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
}

/* Desktop: force-hide mobile layers (hamburger, drawer, backdrop) */
@media (min-width: 769px){
  .nav-toggle{ display: none !important; }
  .mobile-nav{ display: none !important; }
  .nav-backdrop{ display: none !important; }
  .desktop-nav{ display: flex !important; }
}
/* i18n: show/hide blocks based on page language */
.lang-block { display: none; }
html[lang="en"] .lang-en { display: inline; }
html[lang="zh"] .lang-zh { display: inline; }