:root {
  --bg: #0d1310;
  --panel: #152019;
  --panel-soft: #1b2921;
  --border: #31463b;
  --text: #eef3ec;
  --muted: #afbcaf;
  --accent: #8faa62;
  --accent-soft: #c9b287;
  --earth: #5c4733;
  --highlight: #d8c18e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top, rgba(143, 170, 98, 0.14), transparent 32%),
    linear-gradient(180deg, #0b120f 0%, #101813 48%, #0d1310 100%);
  color: var(--text);
  line-height: 1.7;
}

.page-wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}

.hero,
.section-card,
.contact-card,
.share-section {
  margin-top: 30px;
  padding: 24px 18px;
  border-radius: 20px;
  background: rgba(12, 19, 15, 0.76);
  border: 1px solid rgba(201, 178, 135, 0.14);
  text-align: center;
}

.share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 16px;
}

.share-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 80px;
  padding: 12px 5px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.share-btn svg {
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
}

.share-btn span {
  font-size: 0.75rem;
  font-weight: 500;
}

.share-btn:hover {
  background: rgba(143, 170, 98, 0.15);
  border-color: var(--accent);
  color: var(--highlight);
}

.share-btn:hover svg {
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  .share-buttons {
    gap: 16px;
  }
  
  .share-btn {
    width: 90px;
    padding: 14px 8px;
  }
}

.footer-card {
  background: rgba(21, 32, 25, 0.92);
  border: 1px solid rgba(201, 178, 135, 0.16);
  border-radius: 22px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
}

.hero {
  padding: 26px 20px;
  margin-bottom: 18px;
}

.logo-container {
  margin-bottom: 20px;
}

.site-logo {
  max-height: 80px;
  width: auto;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.3));
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(143, 170, 98, 0.14);
  color: var(--highlight);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1, h2, h3, p {
  margin: 0;
}

.hero-title-cn {
  font-size: clamp(1.9rem, 6vw, 3.3rem);
  font-weight: 700;
  line-height: 1.2;
  color: #f7fbf4;
}

.hero-title-en {
  margin-top: 10px;
  font-size: clamp(1.02rem, 3.2vw, 1.45rem);
  font-weight: 400;
  color: var(--muted);
}

.origin-box {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 4px solid var(--accent);
  background: linear-gradient(135deg, rgba(143, 170, 98, 0.09), rgba(92, 71, 51, 0.16));
  border-radius: 14px;
}

.origin-box strong {
  color: #f5efe0;
  font-weight: 600;
}

.section-card {
  padding: 22px 18px;
  margin-bottom: 18px;
}

.section-title {
  margin-bottom: 6px;
  font-size: 1.35rem;
  font-weight: 700;
  color: #f4f7f1;
}

.section-subtitle {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 0.98rem;
}

.info-card {
  height: 100%;
  padding: 18px;
  border: 1px solid rgba(143, 170, 98, 0.18);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(20, 31, 24, 0.95), rgba(16, 24, 19, 0.98));
}

.info-card h3 {
  margin-bottom: 10px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--highlight);
}

.info-card p + p,
.promise-item p + p,
.contact-line p + p {
  margin-top: 8px;
}

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

.product-visual {
  margin-top: 18px;
  border: 1px solid rgba(216, 193, 142, 0.2);
  border-radius: 18px;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  color: #d8dfd5;
  background: linear-gradient(135deg, rgba(143, 170, 98, 0.05), rgba(92, 71, 51, 0.12));
}

.placeholder-note {
  width: 100%;
  height: 100%;
}

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

.promise-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.promise-item {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(201, 178, 135, 0.14);
  background: rgba(12, 19, 15, 0.74);
}

.promise-item strong {
  color: var(--accent);
  font-size: 1rem;
}

.contact-card {
  padding: 24px 18px 28px;
  text-align: center;
  margin-bottom: 18px;
}

.contact-lead {
  max-width: 760px;
  margin: 0 auto 18px;
  color: var(--muted);
}

.qr-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  justify-content: center;
  align-items: stretch;
  margin: 20px 0;
}

.qr-card {
  padding: 18px;
  border-radius: 20px;
  border: 1px solid rgba(143, 170, 98, 0.18);
  background: linear-gradient(180deg, rgba(19, 29, 23, 0.96), rgba(13, 19, 16, 0.98));
}

.qr-title {
  margin-bottom: 12px;
  font-size: 1.02rem;
  font-weight: 700;
  color: #f3f7f0;
}

.qr-wrapper {
  width: min(100%, 280px);
  margin: 0 auto 14px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(216, 193, 142, 0.2);
  background: #fff;
  padding: 10px;
}

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

.qr-placeholder {
  width: min(100%, 280px);
  aspect-ratio: 1 / 1;
  margin: 0 auto 14px;
  border-radius: 18px;
  border: 1px dashed rgba(216, 193, 142, 0.38);
  background:
    linear-gradient(135deg, rgba(143, 170, 98, 0.08), rgba(92, 71, 51, 0.14)),
    repeating-linear-gradient(
      45deg,
      rgba(255, 255, 255, 0.02),
      rgba(255, 255, 255, 0.02) 8px,
      rgba(0, 0, 0, 0.02) 8px,
      rgba(0, 0, 0, 0.02) 16px
    );
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  color: #e7ece4;
  font-weight: 600;
}

.contact-line {
  margin-top: 16px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(12, 19, 15, 0.76);
  border: 1px solid rgba(201, 178, 135, 0.14);
}

.contact-line a {
  color: var(--highlight);
  text-decoration: none;
}

.contact-line a:hover {
  text-decoration: underline;
}

.foreign-tip {
  margin-top: 18px;
  padding: 16px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(143, 170, 98, 0.12), rgba(92, 71, 51, 0.15));
  border: 1px solid rgba(143, 170, 98, 0.18);
}

.foreign-tip strong {
  color: #f7f2e4;
}

.footer-card {
  padding: 14px 16px;
  text-align: center;
  color: #9eab9d;
  font-size: 0.92rem;
}

@media (min-width: 768px) {
  .page-wrap {
    padding: 28px 22px 48px;
  }

  .hero,
  .section-card,
  .contact-card {
    padding: 30px;
  }

  .promise-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .qr-grid {
    grid-template-columns: repeat(2, minmax(260px, 320px));
  }
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(8px);
  animation: fadeIn 0.3s ease;
}

.modal-content {
  background: var(--panel);
  padding: 30px;
  border-radius: 24px;
  text-align: center;
  position: relative;
  width: min(90%, 350px);
  border: 1px solid var(--border);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}

.modal-qr {
  background: #fff;
  padding: 15px;
  border-radius: 16px;
  margin: 20px auto;
  width: 200px;
  height: 200px;
}

.modal-qr img {
  width: 100%;
  height: 100%;
}

.modal-tip {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Animations */