:root {
  --brand-primary: #1B8FF6;
  --brand-primary-dark: #0F4FAF;
  --brand-secondary: #56B8FF;
  --brand-silver: #C7D1DC;
  --brand-text: #0B1F3A;
  --brand-bg: #FFFFFF;
  --brand-bg-soft: #F4F8FC;
  --brand-border: #D8E3F0;
  --brand-success: #16A34A;
  --brand-warning: #F59E0B;
  --brand-danger: #DC2626;
  --brand-gradient: linear-gradient(135deg, #0F4FAF 0%, #1B8FF6 55%, #56B8FF 100%);

  --ink: var(--brand-text);
  --muted: #56708D;
  --line: var(--brand-border);
  --canvas: var(--brand-bg-soft);
  --surface: var(--brand-bg);
  --teal: var(--brand-primary);
  --teal-deep: var(--brand-primary-dark);
  --teal-soft: #EAF4FF;
  --blue: var(--brand-primary);
  --blue-soft: #EAF4FF;
  --amber: var(--brand-warning);
  --amber-soft: #FFF7E6;
  --green: var(--brand-success);
  --green-soft: #EAF8EF;
  --danger: var(--brand-danger);
  --shadow: 0 12px 30px rgba(15, 79, 175, 0.10);
}

html, body { background: var(--brand-bg-soft); color: var(--brand-text); }
body { font-family: Inter, "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif; }

.header.workspace-topbar,
.header { background: rgba(255, 255, 255, 0.98) !important; border-bottom-color: var(--brand-border) !important; box-shadow: 0 4px 18px rgba(15, 79, 175, 0.06) !important; }
.topbar-brand { min-width: 194px; }
.brand-mark { background-color: transparent !important; background-image: url("yun-jianzhou-logo.png") !important; background-position: center !important; background-repeat: no-repeat !important; background-size: 40px 40px !important; border: 0 !important; border-radius: 9px !important; box-shadow: none !important; }
.brand-mark svg { display: none !important; }
.brand-title strong, .header-name { color: var(--brand-text) !important; letter-spacing: .01em; }
.brand-title span { color: #5B7186 !important; }
.topbar-project { background: var(--brand-bg-soft) !important; border-color: var(--brand-border) !important; color: #5B7186 !important; }
.topbar-project svg { color: var(--brand-primary) !important; }

.btn.primary, .header.workspace-topbar #btnRegister, .modal-box .btn.primary { background: var(--brand-gradient) !important; border-color: transparent !important; box-shadow: 0 5px 12px rgba(31, 78, 121, 0.18); }
.btn.primary:hover:not(:disabled), .header.workspace-topbar #btnRegister:hover:not(:disabled), .modal-box .btn.primary:hover:not(:disabled) { filter: brightness(1.04); box-shadow: 0 7px 16px rgba(31, 78, 121, 0.22); }
.btn.ghost, .header.workspace-topbar #btnAuth.btn.ghost, .modal-box .btn.ghost { border: 1px solid var(--brand-border) !important; background: #fff !important; color: var(--brand-primary-dark) !important; }
.btn.ghost:hover:not(:disabled) { border-color: var(--brand-primary) !important; background: var(--brand-bg-soft) !important; color: var(--brand-primary-dark) !important; }
.btn.secondary { border-color: var(--brand-silver) !important; background: var(--brand-bg-soft) !important; color: var(--brand-primary-dark) !important; }
.btn:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline-color: rgba(59, 130, 166, .28) !important; }

.app-sidebar { border-right-color: #B8CBE0 !important; background: linear-gradient(180deg, #0F4FAF 0%, #0B1F3A 100%) !important; color: #F4F8FC !important; }
.sidebar-label { color: #C7D1DC !important; }
.sidebar-link { color: #F4F8FC !important; }
.sidebar-link:hover { background: rgba(95, 168, 211, .16) !important; }
.sidebar-link.is-active { background: rgba(27, 143, 246, .95) !important; color: #fff !important; box-shadow: 0 6px 16px rgba(11, 31, 58, .22); }
.sidebar-step { border-color: rgba(199, 209, 220, .55) !important; color: #D8E3F0 !important; }
.sidebar-link.is-active .sidebar-step { border-color: #D8E3F0 !important; }
.sidebar-status { border-top-color: rgba(216, 227, 240, .24) !important; color: #C7D1DC !important; }
.sidebar-status svg { color: #56B8FF !important; }

.workspace-main { background: var(--brand-bg-soft); }
.workspace-panel, .home-hero, .workspace-empty-state, .table-wrap, .modal-box { border-color: var(--brand-border) !important; box-shadow: 0 8px 24px rgba(15, 79, 175, .06) !important; }
.workspace-panel { background: #fff !important; }
.panel-head, .section-heading { border-bottom-color: #E7EEF6 !important; }
.page-eyebrow, .hero-kicker { color: var(--brand-primary-dark) !important; }
.page-eyebrow svg, .hero-kicker svg { color: var(--brand-primary) !important; }
h1, h2, h3, h4, .panel-head h2, .panel-head h3 { color: var(--brand-text) !important; }
.muted, .panel-head p, .page-heading p { color: #5B7186 !important; }

input, select, textarea, .filter-bar input, .filter-bar select, .modal-input, .modal-textarea, .template-select { border-color: var(--brand-border) !important; background-color: #fff !important; color: var(--brand-text) !important; }
input::placeholder, textarea::placeholder { color: #5B7186 !important; }
input:focus, select:focus, textarea:focus, .modal-box .modal-input:focus, .modal-box .modal-textarea:focus, .modal-box .template-select:focus { border-color: var(--brand-primary) !important; box-shadow: 0 0 0 3px rgba(59, 130, 166, .14) !important; }

table { background: #fff; }
thead th { background: var(--brand-bg-soft) !important; color: var(--brand-primary-dark) !important; border-bottom-color: var(--brand-border) !important; }
tbody td { border-bottom-color: #E7EEF6 !important; color: #29425F !important; }
tbody tr:hover { background: #F6FAFF !important; }
.tag, .badge, .status-badge { border-color: var(--brand-silver) !important; background: var(--brand-bg-soft) !important; color: var(--brand-primary-dark) !important; }
.workspace-footer { border-top-color: var(--brand-border) !important; color: #6C829A !important; }
.workspace-footer span:first-child { color: var(--brand-primary-dark) !important; }
.workspace-toast { border-color: var(--brand-silver) !important; background: #F4F8FB !important; color: var(--brand-primary-dark) !important; }
.modal-box { background: #fff !important; }
.modal-bg { background: rgba(22, 50, 74, .42) !important; }

/* Homepage hero-only contrast tuning: color changes only, preserving its existing layout and controls. */
.home-hero { background: #0F4FAF !important; color: #FFFFFF !important; }
.home-hero::after { background: rgba(22, 50, 74, .36) !important; }
.home-hero .hero-kicker { color: #D8E3F0 !important; }
.home-hero .hero-kicker svg { color: #56B8FF !important; }
.home-hero .hero-copy h1 { color: #FFFFFF !important; }
.home-hero .hero-copy p { color: #D8E3F0 !important; }
.home-hero .hero-project-form input { border-color: #C7D1DC !important; background: #FFFFFF !important; color: #0B1F3A !important; }
.home-hero .hero-project-form input:focus { border-color: #56B8FF !important; box-shadow: 0 0 0 3px rgba(86, 184, 255, .22) !important; }
.home-hero .hero-project-form .btn.primary { background: var(--brand-gradient) !important; color: #FFFFFF !important; }
.home-hero .hero-project-form .btn.secondary { border-color: #C7D1DC !important; background: rgba(255, 255, 255, .14) !important; color: #FFFFFF !important; }
.home-hero .hero-project-form .btn.secondary:hover { background: rgba(255, 255, 255, .22) !important; }
.home-hero .hero-subnote { color: #C7D1DC !important; }

/* Loading progress accent: preserve its existing geometry and animation. */
.global-progress-head span { color: #56B8FF !important; }
.global-progress-track span { background: #56B8FF !important; }

@media (max-width: 820px) {
  .header.workspace-topbar { padding-left: 16px !important; padding-right: 16px !important; }
  .brand-title span { display: none; }

  /* Keep the existing mobile layout intact while preventing long labels and
     condition values from creating a page-wide horizontal scroll. */
  .topbar-brand,
  .topbar-actions,
  .analysis-layout,
  .analysis-layout > .workspace-panel,
  .analysis-layout .panel-head,
  .analysis-layout .panel-body,
  .analysis-conditions,
  .condition-row,
  .analysis-inputs > * {
    min-width: 0 !important;
    max-width: 100% !important;
  }

  .topbar-brand { flex: 0 1 auto !important; }
  .topbar-actions { flex: 0 1 auto !important; }
  .analysis-layout > .workspace-panel,
  .analysis-layout .panel-head,
  .analysis-layout .panel-body,
  .analysis-conditions { width: 100% !important; }
  .analysis-inputs > * { width: 100% !important; }
  .analysis-inputs .hs-code-display { overflow: hidden; }
  .analysis-inputs .hs-code-display {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
  .analysis-inputs .hs-code-label,
  .analysis-inputs .hs-code-entry { grid-column: 1 / -1; }
  .analysis-inputs .hs-code-entry,
  .analysis-inputs .hs-code-suggestions {
    min-width: 0 !important;
    width: 100% !important;
  }
  .analysis-inputs .hs-code-suggestions { grid-column: 1; }
  .analysis-inputs .hs-code-confirm { grid-column: 2; }
  .analysis-conditions strong { overflow-wrap: anywhere; text-align: right; }
}