/* ==========================================================================
   Master Showcase Portal Stylesheet (GlobalTrade Pro)
   Foreign Trade Independent Station Agency & Portfolio Matrix
   ========================================================================== */

:root {
  --portal-dark: #0b1f33;
  --portal-dark-deep: #061320;
  --portal-navy: #102a43;
  --portal-blue: #2563eb;
  --portal-blue-hover: #1d4ed8;
  --portal-blue-light: #eff6ff;
  --portal-cyan: #0ea5e9;
  --portal-emerald: #059669;
  --portal-emerald-bg: #ecfdf5;
  --portal-amber: #d97706;
  --portal-text-main: #0f172a;
  --portal-text-body: #334155;
  --portal-text-muted: #64748b;
  --portal-bg-page: #f8fafc;
  --portal-bg-surface: #ffffff;
  --portal-border: #e2e8f0;
  --portal-border-dark: #cbd5e1;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body.portal-body {
  font-family: var(--font-sans);
  background-color: var(--portal-bg-page);
  color: var(--portal-text-body);
  line-height: 1.6;
  overflow-x: hidden;
}

.portal-container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.portal-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--portal-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 3px rgba(0,0,0,0.03);
}

.portal-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.portal-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.portal-brand-badge {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--portal-dark) 0%, var(--portal-blue) 100%);
  color: #ffffff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.15rem;
}

.portal-brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--portal-dark);
  line-height: 1.15;
}

.portal-brand-sub {
  font-size: 0.72rem;
  color: var(--portal-blue);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.portal-nav {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}

.portal-nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--portal-text-main);
  text-decoration: none;
  transition: color 0.15s ease;
}

.portal-nav-link:hover {
  color: var(--portal-blue);
}

.btn-portal-cta {
  background-color: var(--portal-blue);
  color: #ffffff;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background-color 0.15s ease, transform 0.15s ease;
  border: none;
  cursor: pointer;
}

.btn-portal-cta:hover {
  background-color: var(--portal-blue-hover);
  transform: translateY(-1px);
}

/* Hero */
.portal-hero {
  background: radial-gradient(circle at 80% 20%, #1e293b 0%, #0b1f33 100%);
  color: #ffffff;
  padding: 5rem 0 5.5rem;
  position: relative;
  overflow: hidden;
}

.portal-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}

.portal-hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.portal-hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(37, 99, 235, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.4);
  color: #93c5fd;
  padding: 0.35rem 0.95rem;
  border-radius: 9999px;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.portal-hero-title {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.portal-hero-title span {
  color: #60a5fa;
}

.portal-hero-desc {
  font-size: 1.125rem;
  color: #cbd5e1;
  line-height: 1.7;
  margin-bottom: 2.25rem;
}

.portal-hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Metric Bar */
.portal-metrics-bar {
  background-color: #ffffff;
  border-bottom: 1px solid var(--portal-border);
  padding: 1.5rem 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.portal-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.portal-metric-item {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--portal-border);
  padding-right: 1.5rem;
}

.portal-metric-item:last-child {
  border-right: none;
}

.portal-metric-num {
  font-size: 1.85rem;
  font-weight: 900;
  color: var(--portal-dark);
  font-family: var(--font-mono);
  line-height: 1.1;
}

.portal-metric-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--portal-text-main);
  margin-top: 0.25rem;
}

.portal-metric-sub {
  font-size: 0.75rem;
  color: var(--portal-text-muted);
}

/* Showcase Section */
.portal-section {
  padding: 5rem 0;
}

.portal-section-alt {
  background-color: #ffffff;
  border-top: 1px solid var(--portal-border);
  border-bottom: 1px solid var(--portal-border);
}

.portal-section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem;
}

.portal-tag {
  color: var(--portal-blue);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 0.5rem;
}

.portal-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--portal-text-main);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

.portal-desc {
  font-size: 1.05rem;
  color: var(--portal-text-muted);
}

/* Showcase Filter Tabs */
.showcase-filter-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

.filter-btn {
  background-color: #ffffff;
  border: 1px solid var(--portal-border);
  color: var(--portal-text-body);
  padding: 0.55rem 1.15rem;
  border-radius: 9999px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.filter-btn:hover {
  border-color: var(--portal-blue);
  color: var(--portal-blue);
  background-color: var(--portal-blue-light);
}

.filter-btn.active {
  background-color: var(--portal-dark);
  border-color: var(--portal-dark);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(11, 31, 51, 0.2);
}

.filter-badge {
  background: rgba(0, 0, 0, 0.08);
  font-size: 0.72rem;
  padding: 0.1rem 0.5rem;
  border-radius: 9999px;
  font-weight: 700;
}

.filter-btn.active .filter-badge {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

/* Showcase Grid */
.showcase-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.showcase-card {
  background-color: #ffffff;
  border: 1px solid var(--portal-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  display: flex;
  flex-direction: column;
}

.showcase-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--portal-blue);
}

.showcase-card-header {
  height: 220px;
  background-color: #f1f5f9;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.25rem;
  border-bottom: 1px solid var(--portal-border);
}

.showcase-archetype-pill {
  background: var(--portal-dark);
  color: #ffffff;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  display: inline-block;
  align-self: flex-start;
}

.showcase-demo-btn {
  background-color: #ffffff;
  color: var(--portal-dark);
  border: 1px solid var(--portal-border-dark);
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.06);
  transition: all 0.15s ease;
  align-self: flex-end;
}

.showcase-demo-btn:hover {
  background-color: var(--portal-blue);
  color: #ffffff;
  border-color: var(--portal-blue);
}

.showcase-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.showcase-card-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--portal-text-main);
  margin-bottom: 0.35rem;
}

.showcase-card-subtitle {
  font-size: 0.84rem;
  color: var(--portal-blue);
  font-weight: 600;
  margin-bottom: 1rem;
}

.showcase-card-summary {
  font-size: 0.9rem;
  color: var(--portal-text-body);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.showcase-features-list {
  background-color: var(--portal-bg-page);
  border: 1px solid var(--portal-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.84rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.showcase-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  list-style: none;
}

.showcase-features-list strong {
  color: var(--portal-dark);
}

.showcase-card-footer {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.25rem;
  border-top: 1px solid var(--portal-border);
}

.showcase-benchmark-tag {
  font-size: 0.78rem;
  color: var(--portal-text-muted);
}

.showcase-benchmark-tag span {
  font-weight: 700;
  color: var(--portal-text-main);
}

/* Comparison Table */
.comparison-container {
  background-color: #ffffff;
  border: 1px solid var(--portal-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.comparison-table th {
  padding: 1.15rem 1.5rem;
  font-weight: 800;
  border-bottom: 2px solid var(--portal-border);
}

.comparison-table th.col-bad {
  background-color: #fef2f2;
  color: #991b1b;
  width: 38%;
}

.comparison-table th.col-good {
  background-color: #f0fdf4;
  color: #166534;
  width: 38%;
}

.comparison-table td {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--portal-border);
  vertical-align: top;
}

.comparison-table tr:hover td {
  background-color: #fafbfc;
}

.cell-bad {
  color: #7f1d1d;
  background-color: #fffafa;
}

.cell-good {
  color: #14532d;
  background-color: #f6fef9;
  font-weight: 600;
}

/* Delivery SOP Stepper */
.sop-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}

.sop-card {
  background-color: #ffffff;
  border: 1px solid var(--portal-border);
  border-top: 3px solid var(--portal-blue);
  border-radius: var(--radius-md);
  padding: 1.35rem 1rem;
  text-align: left;
}

.sop-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--portal-blue);
  margin-bottom: 0.35rem;
}

.sop-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--portal-dark);
  margin-bottom: 0.35rem;
}

.sop-desc {
  font-size: 0.78rem;
  color: var(--portal-text-muted);
  line-height: 1.45;
}

/* Consultation Form Section */
.consult-box {
  background: linear-gradient(135deg, var(--portal-dark) 0%, #1e293b 100%);
  color: #ffffff;
  border-radius: var(--radius-xl);
  padding: 3.5rem;
  max-width: 960px;
  margin: 0 auto;
  box-shadow: var(--shadow-hover);
}

.consult-grid-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.consult-form-input, .consult-form-select, .consult-form-textarea {
  width: 100%;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: #ffffff;
  font-size: 0.9rem;
  outline: none;
}

.consult-form-input:focus, .consult-form-select:focus, .consult-form-textarea:focus {
  border-color: #60a5fa;
  box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.2);
}

/* Footer */
.portal-footer {
  background-color: var(--portal-dark-deep);
  color: #94a3b8;
  padding: 4rem 0 2rem;
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.portal-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.portal-footer-heading {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.portal-footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.portal-footer-links a {
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.15s ease;
}

.portal-footer-links a:hover {
  color: #ffffff;
}

.portal-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .showcase-cards-grid {
    grid-template-columns: 1fr;
  }
  .portal-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .sop-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .portal-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .portal-nav {
    display: none;
  }
  .portal-hero-title {
    font-size: 2.2rem;
  }
  .portal-metrics-grid {
    grid-template-columns: 1fr;
  }
  .sop-grid {
    grid-template-columns: 1fr;
  }
  .consult-grid-form {
    grid-template-columns: 1fr;
  }
  .consult-box {
    padding: 1.75rem;
  }
  .portal-footer-grid {
    grid-template-columns: 1fr;
  }
}