/* ==========================================================================
   SingOmni Downloads Center Stylesheet (downloads.css)
   ========================================================================== */

/* OS Detection Bar (Optimized for dark hero contrast & strict single-line) */
.os-detect-bar {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 13px;
  color: #f8fafc;
  font-weight: 500;
  margin-top: 18px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  white-space: nowrap;
  max-width: 100%;
}
.os-detect-bar .os-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: #ffffff;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.4);
  white-space: nowrap;
  flex-shrink: 0;
}
.os-detect-bar #osDetectText {
  white-space: nowrap;
}
.os-detect-bar strong {
  color: #38bdf8 !important;
  font-weight: 700;
  text-shadow: 0 0 10px rgba(56, 189, 248, 0.35);
}

/* Featured Product Section */
.featured-sec {
  padding: clamp(40px, 5vw, 64px) 0;
  position: relative;
}
.featured-card-wrapper {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.06);
  position: relative;
  overflow: hidden;
}
.featured-card-wrapper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent), #38bdf8);
}
.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(32px, 4vw, 56px);
  padding: clamp(32px, 4.5vw, 56px);
  align-items: center;
}
@media (max-width: 992px) {
  .featured-grid {
    grid-template-columns: 1fr;
  }
}

/* Featured Left: Mockup / Visual */
.featured-visual {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.app-mockup-frame {
  background: linear-gradient(145deg, #0b1120, #131c31);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 20px;
  color: #fff;
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.25);
  position: relative;
  overflow: hidden;
}
.app-mockup-frame::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.mockup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 14px;
  margin-bottom: 18px;
}
.mockup-dots {
  display: flex;
  gap: 6px;
}
.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.mockup-dot.red { background: #ef4444; }
.mockup-dot.yellow { background: #f59e0b; }
.mockup-dot.green { background: #10b981; }
.mockup-title {
  font-size: 12px;
  color: var(--c-text-4);
  font-family: var(--font);
  display: flex;
  align-items: center;
  gap: 6px;
}
.mockup-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.mockup-agent-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 12px 16px;
}
.agent-info {
  display: flex;
  align-items: center;
  gap: 10px;
}
.agent-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.agent-avatar svg {
  width: 18px;
  height: 18px;
}
.agent-name {
  font-size: 13px;
  font-weight: 600;
  color: #f8fafc;
}
.agent-tag {
  font-size: 11px;
  color: #38bdf8;
}
.agent-live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: #34d399;
  font-weight: 600;
}
.agent-live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 8px #34d399;
  animation: pulseLive 2s infinite;
}
@keyframes pulseLive {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.mockup-terminal {
  background: rgba(0, 0, 0, 0.35);
  border-radius: 8px;
  padding: 12px;
  font-family: "SFMono-Regular", Consolas, Menlo, monospace;
  font-size: 12px;
  line-height: 1.6;
  color: #94a3b8;
}
.mockup-terminal .t-hl { color: #38bdf8; }
.mockup-terminal .t-ok { color: #34d399; }
.mockup-terminal .t-dim { color: #64748b; }

/* Specs Mini Bar */
.spec-mini-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.spec-item {
  background: var(--c-bg-s);
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.spec-label {
  font-size: 11px;
  color: var(--c-text-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.spec-val {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text-2);
}

/* Featured Right: Content */
.featured-content {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.version-pill-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.badge-version {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #ecfdf5;
  color: #059669;
  border: 1px solid #a7f3d0;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
}
.badge-tag {
  background: var(--c-primary-l);
  color: var(--c-primary);
  border: 1px solid #dbeafe;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
}
.featured-title {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  color: var(--c-text);
  line-height: 1.25;
}
.featured-desc {
  font-size: var(--fs-md);
  color: var(--c-text-3);
  line-height: 1.7;
}

/* Feature Bullets */
.feature-bullets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 20px;
}
@media (max-width: 600px) {
  .feature-bullets {
    grid-template-columns: 1fr;
  }
}
.feature-bullet {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--c-text-2);
  line-height: 1.5;
}
.feature-bullet svg {
  width: 16px;
  height: 16px;
  color: var(--c-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Download Actions Container */
.download-actions-box {
  background: var(--c-bg-s);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.primary-dl-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, var(--c-primary), #1d4ed8);
  color: #fff !important;
  padding: 16px 22px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 16px;
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.28);
  transition: all 0.3s var(--ease);
  cursor: pointer;
  border: none;
  text-align: left;
  text-decoration: none;
}
.primary-dl-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(37, 99, 235, 0.38);
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
}
.dl-btn-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.dl-btn-left svg {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}
.dl-main-text {
  display: flex;
  flex-direction: column;
}
.dl-main-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.2;
}
.dl-sub-info {
  font-size: 12px;
  opacity: 0.85;
  font-weight: 400;
  margin-top: 2px;
}
.dl-btn-right {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  background: rgba(255, 255, 255, 0.2);
  padding: 6px 12px;
  border-radius: 20px;
}

/* Secondary Platforms & Channels Grid */
.alt-platforms-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
}
.alt-platforms-list {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.alt-platform-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--c-text-2);
  font-weight: 500;
  transition: color 0.2s;
  cursor: pointer;
}
.alt-platform-link:hover {
  color: var(--c-primary);
}
.alt-platform-link svg {
  width: 16px;
  height: 16px;
}

.backup-channel-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--c-accent);
  font-weight: 600;
  font-size: 12px;
}
.backup-channel-link:hover {
  text-decoration: underline;
}

/* All Platforms Accordion Box */
.platforms-drawer {
  display: none;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  padding: 16px;
  margin-top: 4px;
}
.platforms-drawer.open {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.drawer-item {
  background: var(--c-bg-s);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s;
}
.drawer-item:hover {
  border-color: var(--c-primary);
  background: var(--c-primary-l);
}
.drawer-item-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.drawer-item-title svg {
  width: 16px;
  height: 16px;
  color: var(--c-primary);
}
.drawer-item-meta {
  font-size: 11px;
  color: var(--c-text-4);
  margin-top: 2px;
  padding-left: 24px;
}
.drawer-item-btn {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Checksum Modal Trigger */
.checksum-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--c-text-4);
  padding-top: 8px;
  border-top: 1px dashed var(--c-border);
}
.checksum-btn {
  background: none;
  border: none;
  color: var(--c-text-3);
  font-size: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.2s;
}
.checksum-btn:hover {
  background: var(--c-bg-w);
  color: var(--c-primary);
}

/* ==========================================================================
   Product Matrix Grid & Filter Tabs
   ========================================================================== */
.matrix-sec {
  padding: var(--sec-py) 0;
  background: var(--c-bg-s);
}
.filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 36px auto 44px;
  flex-wrap: wrap;
}
.filter-tab {
  background: #fff;
  border: 1px solid var(--c-border);
  color: var(--c-text-2);
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s var(--ease);
}
.filter-tab:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}
.filter-tab.active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.25);
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px;
}
@media (max-width: 480px) {
  .matrix-grid {
    grid-template-columns: 1fr;
  }
}

.pcard {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: all 0.35s var(--ease);
  min-height: 320px;
}
.pcard:hover {
  transform: translateY(-5px);
  box-shadow: var(--sh-hover);
  border-color: #cbd5e1;
}
.pcard-top {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pcard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.pcard-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pcard-icon.blue { background: var(--c-primary-l); color: var(--c-primary); }
.pcard-icon.purple { background: var(--c-accent-l); color: var(--c-accent); }
.pcard-icon.cyan { background: var(--c-cyan-l); color: var(--c-cyan); }
.pcard-icon.teal { background: var(--c-teal-l); color: var(--c-teal); }
.pcard-icon.orange { background: var(--c-orange-l); color: var(--c-orange); }

.pcard-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  text-transform: uppercase;
}
.pcard-badge.released { background: #ecfdf5; color: #059669; border: 1px solid #a7f3d0; }
.pcard-badge.beta { background: #fff7ed; color: #ea580c; border: 1px solid #ffedd5; }
.pcard-badge.soon { background: #f1f5f9; color: #64748b; border: 1px solid #e2e8f0; }

.pcard-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-text);
  line-height: 1.4;
  min-height: 48px;
  display: flex;
  align-items: flex-start;
  margin: 0;
}
.pcard-desc {
  font-size: 13px;
  color: var(--c-text-3);
  line-height: 1.6;
  height: 62.4px;
  min-height: 62.4px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}
.pcard-platforms {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 28px;
  margin-top: 4px;
}
.platform-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--c-text-3);
  background: var(--c-bg-s);
  padding: 2px 8px;
  border-radius: 6px;
}
.platform-tag svg {
  width: 12px;
  height: 12px;
}

.pcard-bottom {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--c-border-l);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.pcard-version {
  font-size: 12px;
  color: var(--c-text-4);
}
.pcard-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 8px;
  transition: all 0.2s;
  cursor: pointer;
  text-decoration: none;
}
.pcard-action-btn.dl {
  background: var(--c-primary-l);
  color: var(--c-primary);
}
.pcard-action-btn.dl:hover {
  background: var(--c-primary);
  color: #fff;
}
.pcard-action-btn.beta-btn {
  background: var(--c-orange-l);
  color: var(--c-orange);
}
.pcard-action-btn.beta-btn:hover {
  background: var(--c-orange);
  color: #fff;
}
.pcard-action-btn.soon-btn {
  background: var(--c-bg-w);
  color: var(--c-text-4);
  cursor: default;
}
.pcard-icon.green { background: #ecfdf5; color: #10b981; }
.platform-tag.apk { background: #ecfdf5; color: #059669; border: 1px solid #a7f3d0; font-weight: 600; }
.pcard-actions-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.btn-dl-sub {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12.5px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 7px;
  text-decoration: none;
  transition: all .2s;
  background: var(--c-bg-s);
  color: var(--c-text-2);
  border: 1px solid var(--c-border);
}
.btn-dl-sub:hover {
  background: var(--c-primary-l);
  color: var(--c-primary);
  border-color: rgba(37,99,235,0.3);
}
.btn-dl-apk {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  padding: 7px 16px;
  border-radius: 8px;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff !important;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.25);
  transition: all .2s;
  text-decoration: none;
}
.btn-dl-apk:hover {
  background: linear-gradient(135deg, #059669, #047857);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.35);
  transform: translateY(-1px);
}
.pcard-icon.red { background: #fef2f2; color: #ef4444; }
.platform-tag.red { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; font-weight: 600; }
.btn-dl-red {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  padding: 7px 16px;
  border-radius: 8px;
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #fff !important;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.25);
  transition: all .2s;
  text-decoration: none;
}
.btn-dl-red:hover {
  background: linear-gradient(135deg, #dc2626, #b91c1c);
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.35);
  transform: translateY(-1px);
}

/* ==========================================================================
   FAQ & Guide Accordion
   ========================================================================== */
.faq-sec {
  padding: var(--sec-py) 0;
  background: #ffffff;
}
.faq-sec .sec-head .sec-title {
  color: var(--c-text);
}
.faq-sec .sec-head .sec-sub {
  color: #475569 !important;
  font-size: 15px;
  font-weight: 500;
  margin-top: 12px;
  line-height: 1.6;
}
.faq-grid {
  max-width: 860px;
  margin: 44px auto 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  background: #fff;
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item:hover {
  border-color: #cbd5e1;
}
.faq-header {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  gap: 16px;
}
.faq-header h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-text);
  line-height: 1.4;
}
.faq-toggle-ico {
  width: 20px;
  height: 20px;
  color: var(--c-text-4);
  transition: transform 0.3s var(--ease);
  flex-shrink: 0;
}
.faq-item.active .faq-toggle-ico {
  transform: rotate(180deg);
  color: var(--c-primary);
}
.faq-content {
  display: none;
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--c-text-2);
  line-height: 1.7;
}
.faq-item.active .faq-content {
  display: block;
}
.faq-code-box {
  background: var(--c-dark);
  color: #e2e8f0;
  border-radius: 8px;
  padding: 12px 16px;
  font-family: monospace;
  font-size: 13px;
  margin: 10px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.copy-code-btn {
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: #fff;
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}
.copy-code-btn:hover {
  background: var(--c-primary);
}

/* Toast Message */
.toast-msg {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(15, 23, 42, 0.9);
  color: #fff;
  padding: 10px 20px;
  border-radius: 30px;
  font-size: 13px;
  backdrop-filter: blur(8px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  z-index: 99999;
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
  opacity: 0;
  pointer-events: none;
}
.toast-msg.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ==========================================================================
   Controlled Delivery Notice & Customer Service Modal Styles
   ========================================================================== */

/* Modal Overlay */
.delivery-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.delivery-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* Modal Container */
.delivery-modal {
  background: #ffffff;
  border-radius: 20px;
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(0, 0, 0, 0.05);
  transform: translateY(20px) scale(0.96);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.delivery-modal-overlay.active .delivery-modal {
  transform: translateY(0) scale(1);
}

/* Modal Close Button */
.delivery-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: #f1f5f9;
  color: #64748b;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  z-index: 10;
}
.delivery-modal-close:hover {
  background: #e2e8f0;
  color: #0f172a;
  transform: rotate(90deg);
}

/* Modal Header */
.delivery-modal-head {
  padding: 28px 28px 20px;
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  border-bottom: 1px solid #edf2f7;
}
.delivery-badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 20px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #2563eb;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 12px;
}
.delivery-modal-title {
  font-size: 20px;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.3;
  margin-bottom: 8px;
}
.delivery-product-target {
  display: inline-block;
  background: #f1f5f9;
  color: #334155;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 600;
  margin-top: 4px;
}

/* Modal Body */
.delivery-modal-body {
  padding: 24px 28px 28px;
}
.delivery-reason-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 22px;
}
.delivery-reason-title {
  font-size: 13px;
  font-weight: 700;
  color: #475569;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.delivery-reason-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12.5px;
  color: #64748b;
  line-height: 1.5;
}
.delivery-reason-list li {
  display: flex;
  align-items: flex-start;
  gap: 6px;
}
.delivery-reason-list li::before {
  content: "•";
  color: #3b82f6;
  font-weight: bold;
}

/* Contact Channels */
.delivery-channel-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.delivery-channel-card {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 16px;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.delivery-channel-card:hover {
  border-color: #93c5fd;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.08);
}
.delivery-channel-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.delivery-channel-ico {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.delivery-channel-ico.wx {
  background: #ecfdf5;
  color: #059669;
}
.delivery-channel-ico.phone {
  background: #eff6ff;
  color: #2563eb;
}
.delivery-channel-info h5 {
  font-size: 14px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 2px;
}
.delivery-channel-info p {
  font-size: 12.5px;
  color: #64748b;
  margin: 0;
}
.delivery-channel-btn {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 12.5px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s;
  white-space: nowrap;
}
.delivery-channel-btn.wx-btn {
  background: #059669;
  color: #fff;
}
.delivery-channel-btn.wx-btn:hover {
  background: #047857;
  transform: translateY(-1px);
}
.delivery-channel-btn.phone-btn {
  background: #2563eb;
  color: #fff;
}
.delivery-channel-btn.phone-btn:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
}

/* QR Code Section */
.delivery-qr-section {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px dashed #e2e8f0;
  display: flex;
  align-items: center;
  gap: 16px;
  background: #f8fafc;
  padding: 14px;
  border-radius: 12px;
}
.delivery-qr-img {
  width: 76px;
  height: 76px;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  background: #fff;
  object-fit: cover;
  flex-shrink: 0;
}
.delivery-qr-text {
  font-size: 12px;
  color: #64748b;
  line-height: 1.5;
}
.delivery-qr-text strong {
  color: #0f172a;
  display: block;
  font-size: 13px;
  margin-bottom: 3px;
}

/* Fast Form Link */
.delivery-modal-footer {
  margin-top: 18px;
  text-align: center;
  font-size: 12.5px;
  color: #94a3b8;
}
.delivery-modal-footer a {
  color: #2563eb;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Card Request Button Styling */
.pcard-action-btn.request-btn {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff !important;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
  width: 100%;
  justify-content: center;
  padding: 9px 16px;
  font-size: 13.5px;
}
.pcard-action-btn.request-btn:hover {
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
}
.pcard-action-btn.request-btn svg {
  stroke: #ffffff;
}

/* ==========================================================================
   下载中心移动端大厂级美学优化 (≤768px，PC端 100% 零影响)
   ========================================================================== */
@media (max-width: 768px) {
  /* 1. 智能识别条防溢出与移动端精致化 */
  .os-detect-bar {
    white-space: normal !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    padding: 8px 12px !important;
    font-size: 11.5px !important;
    line-height: 1.45 !important;
    border-radius: 12px !important;
    width: 100% !important;
    box-sizing: border-box !important;
    gap: 6px !important;
    margin-top: 12px !important;
  }
  .os-detect-bar #osDetectText {
    white-space: normal !important;
  }
  .os-detect-bar .os-badge {
    font-size: 10px !important;
    padding: 2px 8px !important;
  }

  /* 2. 分类切换 Tab 横滑胶囊 */
  .filter-tabs {
    display: flex !important;
    flex-direction: row !important;
    overflow-x: auto !important;
    scroll-snap-type: x mandatory !important;
    gap: 8px !important;
    padding: 4px 16px 10px !important;
    margin: 10px -16px 20px !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    justify-content: flex-start !important;
    flex-wrap: nowrap !important;
  }
  .filter-tabs::-webkit-scrollbar { display: none !important; }
  .filter-tab {
    flex: 0 0 auto !important;
    padding: 10px 14px !important;
    min-height: 40px !important;
    font-size: 12.5px !important;
    border-radius: 20px !important;
    white-space: nowrap !important;
    scroll-snap-align: start !important;
    box-sizing: border-box !important;
    display: inline-flex !important;
    align-items: center !important;
  }

  /* 3. 产品矩阵网格单列与卡片精致化 */
  .matrix-sec { padding: 32px 0 !important; }
  .matrix-grid {
    grid-template-columns: 1fr !important;
    gap: 14px !important;
  }
  .pcard {
    border-radius: 16px !important;
    padding: 0 !important;
    box-shadow: 0 4px 16px rgba(15,23,42,0.04) !important;
  }
  .pcard-top {
    padding: 16px 14px 12px !important;
  }
  .pcard-header { margin-bottom: 10px !important; }
  .pcard-icon {
    width: 36px !important;
    height: 36px !important;
    border-radius: 10px !important;
  }
  .pcard-icon svg { width: 18px !important; height: 18px !important; }
  .pcard-badge { font-size: 10.5px !important; padding: 3px 8px !important; }
  .pcard-title { font-size: 16px !important; margin-bottom: 6px !important; }
  .pcard-desc { font-size: 12.5px !important; line-height: 1.55 !important; margin-bottom: 12px !important; }
  .pcard-platforms { gap: 6px !important; margin-bottom: 4px !important; }
  .platform-tag { font-size: 11px !important; padding: 3px 8px !important; }
  
  .pcard-bottom {
    padding: 10px 14px 14px !important;
    gap: 8px !important;
  }
  .pcard-version { font-size: 11.5px !important; margin-bottom: 4px !important; }
  .pcard-actions-row {
    width: 100% !important;
  }
  .pcard-action-btn.request-btn {
    width: 100% !important;
    justify-content: center !important;
    height: 44px !important;
    min-height: 44px !important;
    font-size: 14px !important;
    border-radius: 10px !important;
    box-sizing: border-box !important;
  }

  /* 4. 常见问题 FAQ 移动端优化 */
  .faq-sec { padding: 36px 0 !important; }
  .faq-grid { gap: 10px !important; }
  .faq-item { border-radius: 12px !important; }
  .faq-header { padding: 14px 14px !important; }
  .faq-header h4 { font-size: 13.5px !important; line-height: 1.45 !important; }
  .faq-content { padding: 0 14px 14px !important; font-size: 12.5px !important; line-height: 1.55 !important; }
  .faq-code-box {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
    padding: 10px 12px !important;
  }
  .faq-code-box code {
    white-space: pre-wrap !important;
    word-break: break-all !important;
    font-size: 11px !important;
    line-height: 1.4 !important;
  }
  .copy-code-btn { width: 100% !important; justify-content: center !important; height: 36px !important; }

  /* 5. 获取安装包定向交付弹窗移动端全适配 */
  .delivery-modal {
    width: 90% !important;
    max-width: 340px !important;
    padding: 22px 16px 18px !important;
    border-radius: 18px !important;
    max-height: 85vh !important;
    overflow-y: auto !important;
  }
  .delivery-modal-title { font-size: 17px !important; }
  .delivery-product-target { font-size: 12px !important; }
  .delivery-reason-box { padding: 10px 12px !important; border-radius: 10px !important; }
  .delivery-reason-title { font-size: 12px !important; }
  .delivery-reason-list li { font-size: 11.5px !important; line-height: 1.45 !important; }
  
  .delivery-channel-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
    margin-top: 14px !important;
  }
  .delivery-channel-card {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
    padding: 12px !important;
    border-radius: 12px !important;
  }
  .delivery-channel-btn {
    width: 100% !important;
    justify-content: center !important;
    height: 38px !important;
    font-size: 13px !important;
  }
  .delivery-qr-section {
    flex-direction: column !important;
    text-align: center !important;
    padding: 12px !important;
  }
  .delivery-qr-img { width: 90px !important; height: 90px !important; }
}