* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background-color: #ffffff;
  color: #1e293b;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }

.navbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid #e9eef3;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}
.nav-container {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 32px; max-width: 1280px; margin: 0 auto;
}
.logo { display: flex; align-items: center; text-decoration: none; }
.logo-img { height: 32px; width: auto; display: block; }
.nav-links { display: flex; align-items: center; gap: 36px; font-weight: 500; font-size: 1rem; }
.nav-links a { color: #475569; text-decoration: none; transition: 0.2s; position: relative; padding: 6px 0; }
.nav-links a:hover, .nav-links a.active { color: #0f172a; }
.nav-links a.active::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 100%;
  height: 2px; background: #33B895; border-radius: 4px;
}
.btn-primary {
  background: #0f172a; color: white; border: none; padding: 12px 28px;
  border-radius: 30px; font-weight: 600; font-size: 1rem; cursor: pointer;
  transition: all 0.25s; box-shadow: 0 6px 18px rgba(15, 23, 42, 0.15);
  text-decoration: none; display: inline-block; letter-spacing: 0.3px;
}
.btn-primary:hover { background: #1e293b; transform: translateY(-2px); box-shadow: 0 12px 24px rgba(15, 23, 42, 0.2); }
.btn-outline {
  background: transparent; border: 1.5px solid #cbd5e1; color: #0f172a;
  padding: 12px 28px; border-radius: 30px; font-weight: 600; font-size: 1rem;
  cursor: pointer; transition: 0.2s; text-decoration: none; display: inline-block;
}
.btn-outline:hover { background: #f8fafc; border-color: #94a3b8; }

section { padding: 85px 0; }
.section-title { font-size: 3.2rem; font-weight: 700; letter-spacing: -0.8px; margin-bottom: 16px; color: #0f172a; }
.section-sub { font-size: 1.2rem; color: #475569; max-width: 700px; margin-bottom: 48px; }

.hero {
  background: linear-gradient(135deg, #f0fdf8 0%, #f8fafc 50%, #f0f9ff 100%);
  padding: 0; position: relative; overflow: hidden; border-bottom: 1px solid #e9eef3;
  height: 680px; display: flex; align-items: center;
}
.hero-content { display: flex; align-items: center; justify-content: space-between; gap: 100px; flex-wrap: nowrap; position: relative; z-index: 3; width: 100%; height: 100%; }
.hero-visual { flex: 0 0 560px; display: flex; justify-content: center; align-items: center; height: 100%; position: relative; }
.hero-image-wrapper { width: 560px; height: 560px; display: flex; align-items: center; justify-content: center; overflow: visible; }
.hero-image-wrapper img { width: 100%; height: 100%; object-fit: contain; display: block; filter: drop-shadow(0 20px 40px rgba(51, 184, 149, 0.12)); animation: heroBreathe 6s ease-in-out infinite, heroFloat 5s ease-in-out infinite; }
@keyframes heroBreathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.03); } }
@keyframes heroFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.hero-image-placeholder {
  width: 560px; height: 560px; display: none; flex-direction: column;
  align-items: center; justify-content: center; color: #94a3b8; gap: 16px;
  background: rgba(255, 255, 255, 0.6); border-radius: 24px; border: 2px dashed #d1d5db;
}
.hero-image-placeholder i { font-size: 4rem; color: #33B895; opacity: 0.5; }
.hero-text { flex: 1; display: flex; flex-direction: column; justify-content: center; padding-right: 20px; }
.hero-text .hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(51, 184, 149, 0.08); color: #33B895;
  font-size: 0.9rem; font-weight: 600; padding: 8px 18px;
  border-radius: 30px; margin-bottom: 24px; width: fit-content;
  letter-spacing: 0.3px; animation: badgePulse 2.5s ease-in-out infinite;
}
.hero-text .hero-badge i { font-size: 0.8rem; animation: iconGlow 2.5s ease-in-out infinite; }
@keyframes badgePulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(51, 184, 149, 0.12); transform: translateY(0); } 50% { box-shadow: 0 0 0 10px rgba(51, 184, 149, 0); transform: translateY(-2px); } }
@keyframes iconGlow { 0%, 100% { text-shadow: 0 0 0 rgba(51, 184, 149, 0); } 50% { text-shadow: 0 0 12px rgba(51, 184, 149, 0.5); } }
.hero-text h1 { font-size: 3.6rem; font-weight: 700; line-height: 1.15; margin-bottom: 20px; letter-spacing: -1.5px; color: #0f172a; }
.hero-text h1 span {
  background: linear-gradient(135deg, #33B895 0%, #2dd4bf 50%, #33B895 100%);
  background-size: 200% auto;
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: gradientShift 3s ease-in-out infinite;
}
@keyframes gradientShift { 0%, 100% { background-position: 0% center; } 50% { background-position: 200% center; } }
.hero-text p { font-size: 1.05rem; color: #475569; margin-bottom: 36px; max-width: 560px; line-height: 1.8; white-space: pre-line; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero::before { content: ''; position: absolute; top: -120px; left: -120px; width: 480px; height: 480px; background: radial-gradient(circle, rgba(51, 184, 149, 0.06) 0%, transparent 70%); border-radius: 50%; z-index: 1; pointer-events: none; }
.hero::after { content: ''; position: absolute; bottom: -80px; right: -60px; width: 380px; height: 380px; background: radial-gradient(circle, rgba(51, 184, 149, 0.04) 0%, transparent 70%); border-radius: 50%; z-index: 1; pointer-events: none; }

.scenarios-section { background: #ffffff; position: relative; overflow: hidden; }
.scenarios-wrapper { display: flex; gap: 48px; align-items: stretch; flex-wrap: wrap; }
.scenarios-nav { flex: 0 0 300px; display: flex; flex-direction: column; gap: 2px; border-left: 2px solid #e9eef3; padding-left: 0; position: relative; z-index: 2; }
.scenario-item {
  padding: 18px 24px; cursor: pointer; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 12px; position: relative; font-weight: 500; color: #475569;
  font-size: 1rem; letter-spacing: 0.2px; border-left: 3px solid transparent;
  margin-left: -2px; display: flex; flex-direction: column; gap: 8px;
}
.scenario-item:hover { background: #f8fafc; color: #1e293b; }
.scenario-item.active { background: #ecfdf5; color: #33B895; font-weight: 600; border-left: 3px solid #33B895; box-shadow: 0 4px 12px rgba(51, 184, 149, 0.08); }
.scenario-item .scenario-title { font-size: 1.4rem; font-weight: 700; color: inherit; line-height: 1.3; }
.scenario-item .scenario-desc { font-size: 1.1rem; color: #64748b; font-weight: 400; line-height: 1.4; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.scenario-item.active .scenario-desc { color: #33B895; opacity: 0.85; }
.scenarios-display-wrapper { position: relative; flex: 1 1 460px; overflow: visible; }
.scenarios-display {
  background: #f8fafc; border-radius: 28px; border: 1px solid #e9eef3;
  padding: 40px; display: flex; align-items: center; justify-content: center;
  min-height: 400px; box-shadow: 0 15px 40px rgba(0, 0, 0, 0.02);
  word-break: break-word; position: relative; overflow: hidden; cursor: pointer;
}
.scenarios-bg-layer {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background-size: cover; background-position: center; background-repeat: no-repeat;
  background-image: url('/images/scene-bg.png');
  opacity: 0; transform: scale(1.2);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 1.0s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 0;
}
.scenarios-bg-layer.active { opacity: 1; transform: scale(1); }
.scenarios-bg-layer.zoom-out { opacity: 0; transform: scale(1.08); }
.scenarios-bg-layer.hover-zoom { opacity: 1; transform: scale(1.12); }
.scenarios-content-layer { position: relative; z-index: 2; width: 100%; pointer-events: none; }
.scenario-panel { display: none; width: 100%; pointer-events: auto; }
.scenario-panel.active { display: block; }
.scenario-panel .panel-icon { font-size: 2.6rem; color: #33B895; margin-bottom: 14px; display: block; }
.scenario-panel h3 { font-size: 1.7rem; font-weight: 700; margin-bottom: 8px; color: #0f172a; letter-spacing: -0.5px; text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5); }
.scenario-panel .panel-desc { color: #475569; font-size: 1.05rem; line-height: 1.7; max-width: 520px; text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5); }
.scene-float-img { position: absolute; z-index: 10; pointer-events: none; width: 150px; height: auto; object-fit: contain; display: block; opacity: 0.9; filter: drop-shadow(0 -4px 12px rgba(0, 0, 0, 0.06)); }
.scene-float-left { bottom: 100%; right: 150px; }
.scene-float-right { bottom: calc(100% - 10px); right: 30px; }

.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 32px; margin-top: 20px; }
.feature-card {
  background: white; padding: 32px 24px; border-radius: 24px;
  border: 1px solid #e9eef3; transition: 0.25s; cursor: pointer;
}
.feature-card:hover { border-color: #33B895; box-shadow: 0 20px 35px rgba(0, 0, 0, 0.04); }
.feature-icon { font-size: 2.2rem; color: #33B895; margin-bottom: 20px; display: inline-block; transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); }
.feature-card:hover .feature-icon { transform: scale(1.2) rotate(5deg); color: #2aa07e; }

.trusted-section { background: #ffffff; padding-top: 85px; padding-bottom: 35px; overflow: hidden; }
.trusted-section .section-sub { margin-bottom: 70px; }
.trusted-logos-wrapper { position: relative; width: 100%; overflow: hidden; }
.trusted-logos-track { display: flex; align-items: center; width: max-content; }
.trusted-logos-track.row-left { animation: scrollLeft 50s linear infinite; }
.trusted-logos-track.row-right { animation: scrollRight 50s linear infinite; }
.trusted-logos-track:hover { animation-play-state: paused; }
@keyframes scrollLeft { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
@keyframes scrollRight { 0% { transform: translateX(-50%); } 100% { transform: translateX(0); } }
.trusted-logos + .trusted-logos { margin-top: 32px; }
.trusted-logo-item { flex: 0 0 auto; display: flex; align-items: center; justify-content: center; padding: 24px 28px; min-height: 82px; }
.trusted-logo-item img { width: 144px; height: 46px; object-fit: contain; display: block; filter: brightness(0) saturate(100%) invert(20%) sepia(5%) saturate(200%) hue-rotate(180deg) brightness(95%) contrast(90%); opacity: 0.75; transition: opacity 0.3s ease; }
.trusted-logo-item:hover img { opacity: 1; }

.pricing-page-header { text-align: center; padding: 60px 0 40px; }
.pricing-page-header h2 { font-size: 3.2rem; font-weight: 700; color: #0f172a; margin-bottom: 12px; }
.pricing-page-header p { font-size: 1.1rem; color: #475569; }
.pricing-grid { display: flex; flex-wrap: wrap; gap: 100px; justify-content: center; margin-top: 20px; }
.pricing-card { background: #ffffff; border-radius: 20px; padding: 36px 32px; flex: 1 1 340px; max-width: 420px; border: 1px solid #e5e7eb; transition: all 0.3s; display: flex; flex-direction: column; position: relative; }
.pricing-card:hover { transform: scale(0.98); }
.pricing-card:active { transform: scale(0.98); }
.pricing-card.featured { border: 2px solid #33B895; box-shadow: 0 8px 30px rgba(51, 184, 149, 0.08); }
.pricing-card .plan-badge { display: inline-block; background: #ecfdf5; color: #33B895; font-size: 0.8rem; font-weight: 600; padding: 4px 12px; border-radius: 20px; margin-bottom: 16px; width: fit-content; }
.pricing-card h3 { font-size: 1.5rem; font-weight: 700; color: #111827; margin-bottom: 4px; }
.pricing-card .price { font-size: 2.8rem; font-weight: 700; color: #111827; margin-bottom: 4px; display: flex; align-items: baseline; gap: 2px; }
.pricing-card .price span { font-size: 1rem; font-weight: 500; color: #6b7280; }
.pricing-card .plan-seats { font-size: 0.9rem; color: #374151; font-weight: 600; margin-bottom: 4px; }
.pricing-card .plan-desc { font-size: 0.9rem; color: #475569; margin-bottom: 24px; line-height: 1.5; }
.pricing-card .btn-contact { display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; padding: 14px 20px; border-radius: 12px; font-weight: 600; font-size: 0.95rem; text-align: center; cursor: pointer; transition: all 0.25s; text-decoration: none; margin-bottom: 16px; background: #111827; color: #ffffff; border: none; letter-spacing: 0.3px; }
.pricing-card .btn-contact:hover { background: #1f2937; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15); }
.pricing-card .contact-phone { text-align: center; font-size: 0.95rem; font-weight: 600; color: #33B895; margin-bottom: 24px; display: flex; align-items: center; justify-content: center; gap: 6px; cursor: pointer; transition: color 0.2s; }
.pricing-card .contact-phone:hover { color: #2aa07e; }
.pricing-card .plan-divider { border: none; border-top: 1px solid #e5e7eb; margin: 0 0 20px 0; }
.pricing-card .plan-section-label { font-size: 0.85rem; font-weight: 600; color: #475569; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; }
.pricing-card .plan-features { list-style: none; margin: 0 0 20px 0; padding: 0; color: #374151; font-size: 0.9rem; }
.pricing-card .plan-features li { margin-bottom: 10px; display: flex; align-items: center; gap: 10px; line-height: 1.4; }
.pricing-card .plan-features li i { color: #33B895; font-size: 0.9rem; width: 16px; text-align: center; flex-shrink: 0; }
.pricing-card .plan-features li .feature-exclusive { display: inline-block; background: #ecfdf5; color: #33B895; font-size: 0.7rem; font-weight: 700; padding: 2px 8px; border-radius: 10px; margin-left: 6px; }

.qr-modal-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.5); z-index: 1000; align-items: center; justify-content: center; backdrop-filter: blur(4px); }
.qr-modal-overlay.active { display: flex; }
.qr-modal { background: #ffffff; border-radius: 24px; padding: 40px 36px; text-align: center; max-width: 400px; width: 90%; box-shadow: 0 25px 60px rgba(0, 0, 0, 0.18); position: relative; animation: modalFadeIn 0.3s ease; }
@keyframes modalFadeIn { from { opacity: 0; transform: translateY(20px) scale(0.95); } to { opacity: 1; transform: translateY(0) scale(1); } }
.qr-modal .modal-close { position: absolute; top: 16px; right: 20px; width: 36px; height: 36px; border-radius: 50%; border: none; background: #f3f4f6; color: #6b7280; font-size: 1.1rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.2s; }
.qr-modal .modal-close:hover { background: #e5e7eb; color: #374151; }
.qr-modal h3 { font-size: 1.3rem; font-weight: 700; color: #111827; margin-bottom: 8px; }
.qr-modal p { font-size: 0.9rem; color: #475569; margin-bottom: 24px; }
.qr-modal .qr-code-img { width: 240px; height: 240px; margin: 0 auto 20px; display: block; border-radius: 12px; border: 1px solid #e5e7eb; padding: 8px; background: #ffffff; object-fit: contain; }
.qr-modal .qr-phone { font-size: 1.1rem; font-weight: 700; color: #33B895; display: flex; align-items: center; justify-content: center; gap: 8px; }

.news-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 32px; }
.news-item { background: white; border-radius: 24px; overflow: hidden; border: 1px solid #e9eef3; transition: 0.2s; display: flex; flex-direction: column; }
.news-item:hover { box-shadow: 0 20px 35px rgba(0, 0, 0, 0.05); }
.news-img { height: 70px; background: #f1f5f9; display: flex; align-items: center; justify-content: flex-start; padding-left: 20px; color: #33B895; font-size: 2rem; overflow: hidden; }
.news-content { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.news-content .news-meta { color: #33B895; font-weight: 500; font-size: 0.9rem; margin-bottom: 10px; }
.news-content h3 { margin: 0 0 10px 0; font-size: 1.2rem; color: #0f172a; line-height: 1.4; }
.news-content p { color: #475569; font-size: 0.9rem; line-height: 1.6; flex: 1; }
.news-read-more { display: inline-flex; align-items: center; gap: 6px; color: #33B895; font-weight: 600; font-size: 0.9rem; margin-top: 16px; cursor: pointer; transition: all 0.2s; text-decoration: none; padding: 6px 0; }
.news-read-more:hover { color: #2aa07e; gap: 10px; }
.news-detail-category { display: inline-block; color: #33B895; font-weight: 500; font-size: 1rem; margin-bottom: 16px; background: #ecfdf5; padding: 6px 16px; border-radius: 20px; }
.news-detail-title { font-size: 2.2rem; font-weight: 700; color: #0f172a; margin-bottom: 32px; line-height: 1.3; letter-spacing: -0.5px; }
.news-detail-body { color: #374151; font-size: 1.1rem; line-height: 1.9; }
.news-detail-body p { margin-bottom: 20px; }
.news-detail-body img { max-width: 100%; border-radius: 12px; margin: 16px 0; }

footer { background: #f8fafc; color: #475569; padding: 20px 0; text-align: center; border-top: 1px solid #e9eef3; }

.breadcrumb-nav { padding: 8px 0; }
.breadcrumb { list-style: none; display: flex; gap: 8px; padding: 0; font-size: 0.9rem; color: #64748b; flex-wrap: wrap; }
.breadcrumb li a { color: #475569; text-decoration: none; }
.breadcrumb li a:hover { color: #33B895; }
.breadcrumb li[aria-current] { color: #33B895; }

.faq-list { max-width: 1000px; margin: 0 auto; }

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

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .hero { height: auto; min-height: auto; padding: 80px 0; }
  .hero-content { flex-direction: column; gap: 40px; text-align: center; }
  .hero-visual { flex: auto; order: -1; }
  .hero-image-wrapper { width: 380px; height: 380px; }
  .hero-text { flex: auto; align-items: center; padding-right: 0; }
  .hero-text p { max-width: 100%; white-space: normal; }
  .hero-text .hero-badge { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-text h1 { font-size: 3rem; }
  .section-title { font-size: 2.6rem; }
  .pricing-page-header h2 { font-size: 2.6rem; }
  .scenario-item .scenario-desc { white-space: normal; font-size: 0.95rem; }
  .scene-float-img { width: 150px; }
  .trusted-logo-item { padding: 18px 18px; min-height: 68px; }
  .trusted-logo-item img { width: 120px; height: 38px; }
}

@media (max-width: 768px) {
  .hero { padding: 50px 0; }
  .hero-text h1 { font-size: 2.3rem; }
  .section-title { font-size: 2.2rem; }
  .pricing-page-header h2 { font-size: 2.2rem; }
  .hero-image-wrapper { width: 300px; height: 300px; margin-left: 30px; }
  .hero-image-placeholder { width: 280px; height: 280px; }

  .scenarios-wrapper { flex-direction: column; gap: 0; }
  .scenarios-nav {
    flex: auto; border-left: 2px solid #e9eef3; border-bottom: none;
    flex-direction: column; overflow-x: visible; gap: 8px;
    padding-bottom: 0; width: 100%;
  }
  .scenario-item {
    border-left: 3px solid transparent !important; border-bottom: none !important;
    white-space: normal; margin-left: -2px !important;
    padding: 14px 18px; flex-shrink: 0; gap: 4px;
    display: flex; flex-direction: column;
  }
  .scenario-item.active { border-left: 3px solid #33B895 !important; border-bottom: none !important; }

  /* 移动端描述文字 1.1rem */
  .scenario-item .scenario-desc {
    white-space: normal;
    font-size: 1.1rem;
  }

  /* 右侧大框向下移 70px */
  .scenarios-display-wrapper { margin-top: 0; padding-top: 70px; position: relative; }
  .scenarios-display { padding: 20px; margin-top: 10px; min-height: 240px; }

  .scene-float-img { width: 90px; opacity: 0.85; position: absolute; z-index: 10; }
  .scene-float-left { right: 90px; top: 0; bottom: auto; }
  .scene-float-right { right: 8px; top: 5px; bottom: auto; }

  section { padding: 50px 0; }

  /* 全场景办公 板块底部间距归零 */
  .scenarios-section {
    padding-bottom: 0;
  }

  .nav-container { flex-direction: column; gap: 16px; }
  .logo-img { height: 26px; }
  .pricing-card { max-width: 100%; }
  .news-detail-title { font-size: 1.5rem; }
  .news-detail-body { font-size: 1rem; }
  .trusted-logo-item { padding: 14px 12px; min-height: 56px; }
  .trusted-logo-item img { width: 100px; height: 32px; }

  /* 移动端隐藏banner小字 */
  .hero-text > p { display: none; }

  /* 移动端只显示2篇资讯 */
  .news-item:nth-child(3) { display: none; }

  /* 办公好搭子板块上间距设为5px，形成5px总间隔 */
  main > section:nth-of-type(3) { padding-top: 5px !important; }
}

@media (max-width: 360px) {
  .pricing-card { padding: 24px 16px; }
  .pricing-card .price { font-size: 2.2rem; }
  .hero-text h1 { font-size: 2rem; }
  .section-title { font-size: 1.8rem; }
  .nav-links { gap: 16px; font-size: 0.85rem; }
  .container { padding: 0 16px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary, .hero-actions .btn-outline { width: 100%; text-align: center; }
  .news-list { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }

  .scenarios-display-wrapper { padding-top: 40px; }
  .scene-float-img { width: 70px; }
  .scene-float-left { right: 55px; top: 0; }
  .scene-float-right { right: 3px; top: 5px; }
  .scenario-item .scenario-title { font-size: 1rem; }
  .scenario-item .scenario-desc { font-size: 0.85rem; }
  .scenarios-display { padding: 16px 14px; min-height: 220px; }
  .scenario-panel .panel-icon { font-size: 1.8rem; }
  .scenario-panel h3 { font-size: 1.2rem; }
  .scenario-panel .panel-desc { font-size: 0.85rem; }

  .news-item:nth-child(3) { display: none; }
}

/* 产品卡片边框 */
.ai-product-item {
  border: 1.5px solid #e5e7eb;
}

html, body { height: 100%; }
body { display: flex; flex-direction: column; }
main { flex: 1; }