.site-header { position: sticky; top: 0; z-index: 30; flex: 0 0 auto; border-bottom: 1px solid rgba(148, 163, 184, .16); background: rgba(2, 8, 18, 0.9); backdrop-filter: blur(18px); box-shadow: 0 10px 34px rgba(2, 6, 23, .18); }
.header-inner { min-height: 66px; display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); }
.brand-mark { display: inline-flex; align-items: center; gap: .7rem; font-weight: 850; }
.brand-mark strong { color: var(--color-cyan); }
.brand-icon { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid rgba(103, 232, 249, 0.28); border-radius: 10px; background: rgba(103, 232, 249, 0.08); }
.brand-icon img { width: 22px; height: 22px; }
.desktop-nav { display: flex; gap: var(--space-6); color: var(--color-muted); font-size: .94rem; font-weight: 700; }
.desktop-nav a:hover { color: var(--color-cyan); }
.header-actions { display: flex; align-items: center; gap: var(--space-3); }
.menu-button { display: none; width: 44px; height: 44px; border: 1px solid var(--color-border); border-radius: 12px; background: rgba(15, 23, 42, .75); color: white; }
.menu-button span:not(.sr-only) { display: block; width: 18px; height: 2px; margin: 4px auto; background: currentColor; }
.mobile-nav { position: fixed; inset: 74px 1rem auto 1rem; z-index: 25; display: grid; gap: .5rem; padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: rgba(15, 23, 42, .97); box-shadow: var(--shadow-panel); }
.mobile-nav a { padding: .85rem 1rem; border-radius: 10px; color: var(--color-muted); font-weight: 800; }
.mobile-nav a:hover { background: rgba(103, 232, 249, .08); color: var(--color-cyan); }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .8rem 1.05rem; border-radius: 12px; font-size: .93rem; font-weight: 850; border: 1px solid transparent; cursor: pointer; transition: transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-indigo); color: white; box-shadow: 0 14px 32px rgba(99, 102, 241, .24); }
.btn-primary:hover { background: var(--color-cyan); color: #07111f; }
.site-header .btn-primary { min-height: 38px; padding: .62rem 1rem; background: #06b6d4; color: #03131d; box-shadow: 0 12px 30px rgba(6, 182, 212, .2); }
.site-header .btn-primary::after { content: "›"; margin-left: .55rem; font-size: 1.2em; line-height: 0; }
.btn-secondary { border-color: var(--color-border); background: rgba(15, 23, 42, .58); color: var(--color-muted); }
.btn-secondary:hover { border-color: rgba(103, 232, 249, .45); color: var(--color-cyan); }
.badge { display: inline-flex; align-items: center; width: fit-content; border-radius: 999px; padding: .35rem .65rem; font-size: .76rem; font-weight: 850; border: 1px solid var(--color-border); color: var(--color-muted); }
.badge-cyan { background: rgba(103, 232, 249, .09); border-color: rgba(103, 232, 249, .24); color: var(--color-cyan); }
.badge-indigo { background: rgba(99, 102, 241, .16); border-color: rgba(129, 140, 248, .25); color: #c7d2fe; }
.badge-emerald { background: rgba(110, 231, 183, .1); border-color: rgba(110, 231, 183, .28); color: var(--color-emerald); }
.card-top { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: var(--space-3); }
.workflow-card, .tool-card, .guide-card, .content-panel, .check-panel, .form-panel, .result-panel, .hero-preview, .tool-row {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-panel);
}
.workflow-card, .tool-card, .guide-card, .content-panel, .check-panel, .form-panel, .result-panel, .hero-preview { padding: var(--space-6); }
.workflow-card:hover, .tool-card:hover, .guide-card:hover, .tool-row:hover { border-color: rgba(103, 232, 249, .36); }
.card-icon { width: 34px; height: 34px; margin-bottom: var(--space-4); }
.mini-dl { display: grid; gap: .75rem; margin: var(--space-4) 0; color: var(--color-muted); }
.mini-dl dt { font-size: .73rem; text-transform: uppercase; color: var(--color-cyan); font-weight: 900; }
.mini-dl dd { margin: .2rem 0 0; font-size: .92rem; }
.micro-note { font-size: .86rem; color: var(--color-soft); }
.safe-use-note, .trust-bar { border: 1px solid rgba(251, 191, 36, .24); background: rgba(251, 191, 36, .08); color: #fde68a; border-radius: var(--radius-md); }
.safe-use-note { padding: var(--space-4); line-height: 1.6; }
.trust-bar { display: flex; flex-wrap: wrap; gap: .55rem; width: fit-content; padding: .55rem; margin-top: var(--space-6); }
.trust-bar span { border-radius: 999px; background: rgba(15, 23, 42, .68); padding: .45rem .7rem; font-size: .8rem; font-weight: 850; }
.tool-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-5);
  align-items: center;
  padding: var(--space-5) var(--space-6);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(30, 41, 59, .68), rgba(15, 23, 42, .7));
  box-shadow: var(--shadow-home-card);
}
.tool-row.compact { padding: var(--space-4); }
.tool-row-main { min-width: 0; }
.tool-row h3 { margin-bottom: .3rem; font-size: 1.08rem; }
.tool-row p { margin-bottom: .35rem; font-size: .9rem; line-height: 1.4; }
.tool-row .micro-note { margin: 0; color: #9fb3c8; font-size: .78rem; }
.tool-row .btn { min-width: 112px; border-radius: 8px; }
.tool-row.empty-tool-row { border-style: dashed; opacity: .88; }
.btn.disabled, .btn[aria-disabled="true"] { pointer-events: none; opacity: .62; }
.arrow-btn { gap: .65rem; }
.trust-badge-row { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: var(--space-5); }
.trust-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: .38rem .68rem;
  background: rgba(15, 23, 42, .58);
  color: var(--color-muted);
  font-size: .78rem;
  font-weight: 850;
}
.trust-badge.emerald { border-color: rgba(110, 231, 183, .28); color: var(--color-emerald); background: rgba(110, 231, 183, .08); }
.trust-badge.cyan { border-color: rgba(103, 232, 249, .28); color: var(--color-cyan); background: rgba(103, 232, 249, .08); }
.trust-badge.indigo { border-color: rgba(129, 140, 248, .3); color: #c7d2fe; background: rgba(99, 102, 241, .13); }
.trust-badge.amber { border-color: rgba(251, 191, 36, .3); color: #fde68a; background: rgba(251, 191, 36, .08); }
.estimate-note {
  border: 1px solid rgba(251, 191, 36, .28);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(251, 191, 36, .09), rgba(15, 23, 42, .72));
  padding: var(--space-4);
  box-shadow: var(--shadow-home-card);
}
.estimate-note strong { display: block; margin-bottom: .35rem; color: var(--color-amber); font-size: .86rem; }
.estimate-note p { margin: 0; color: #fde68a; font-size: .82rem; line-height: 1.45; }
.ui-panel { border-radius: 10px; }
.panel-kicker { margin: 0 0 .45rem; color: var(--color-cyan); font-size: .76rem; font-weight: 900; text-transform: uppercase; }
.workflow-step {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: var(--space-4);
  min-height: 130px;
  padding: var(--space-5);
  border: 1px solid rgba(148, 163, 184, .2);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(30, 41, 59, .7), rgba(15, 23, 42, .72));
  box-shadow: var(--shadow-home-card);
}
.workflow-step > span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid currentColor;
  border-radius: 50%;
  color: var(--color-cyan);
  font-weight: 900;
  font-size: .8rem;
}
.workflow-step h3 { margin: 0 0 .35rem; font-size: 1rem; }
.workflow-step p { margin: 0; font-size: .86rem; line-height: 1.45; }
.workflow-step.accent-emerald > span { color: var(--color-emerald); }
.workflow-step.accent-indigo > span { color: #a5b4fc; }
.workflow-step.accent-amber > span { color: var(--color-amber); }
.workflow-path-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
}
.workflow-path-panel,
.agent-bridge-panel,
.calculator-workflow-card {
  border: 1px solid rgba(148, 163, 184, .2);
  border-radius: 10px;
  background:
    linear-gradient(145deg, rgba(30, 41, 59, .76), rgba(15, 23, 42, .74)),
    radial-gradient(circle at 10% 0, rgba(34, 211, 238, .12), transparent 18rem);
  box-shadow: var(--shadow-home-card);
  padding: var(--space-5);
}
.workflow-path-panel {
  display: grid;
  gap: var(--space-4);
  min-width: 0;
}
.workflow-path-panel.compact { padding: var(--space-5); }
.workflow-path-head h2,
.agent-bridge-head h2,
.calculator-workflow-card h2 { margin: .2rem 0 .45rem; font-size: 1.12rem; }
.workflow-path-head p,
.agent-bridge-head p,
.calculator-workflow-card > p {
  margin: 0;
  color: var(--color-muted);
  font-size: .88rem;
  line-height: 1.45;
}
.workflow-path-kicker {
  color: var(--color-cyan);
  font-size: .74rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.workflow-accent-emerald { border-color: rgba(110, 231, 183, .26); }
.workflow-accent-cyan { border-color: rgba(103, 232, 249, .28); }
.workflow-accent-indigo { border-color: rgba(129, 140, 248, .3); }
.workflow-path-steps,
.agent-bridge-steps {
  display: grid;
  gap: .65rem;
}
.workflow-path-step {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: .85rem;
  padding: .75rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  background: rgba(2, 6, 23, .28);
}
.workflow-step-index {
  display: grid;
  place-items: center;
  align-self: start;
  min-height: 38px;
  border-radius: 8px;
  border: 1px solid rgba(103, 232, 249, .25);
  color: var(--color-cyan);
  background: rgba(34, 211, 238, .08);
  font-size: .72rem;
  font-weight: 900;
  text-align: center;
}
.workflow-step-body { min-width: 0; }
.workflow-step-body h3,
.agent-bridge-steps h3 {
  margin: 0 0 .28rem;
  font-size: .94rem;
}
.workflow-step-body p,
.agent-bridge-steps p {
  margin: 0;
  color: var(--color-muted);
  font-size: .78rem;
  line-height: 1.4;
}
.workflow-tool-links {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-top: .75rem;
}
.workflow-tool-links a {
  border: 1px solid rgba(103, 232, 249, .24);
  border-radius: 999px;
  padding: .42rem .62rem;
  color: var(--color-cyan);
  background: rgba(34, 211, 238, .06);
  font-size: .76rem;
  font-weight: 850;
}
.workflow-tool-links a:hover { border-color: rgba(103, 232, 249, .48); }
.agent-bridge-panel {
  display: grid;
  gap: var(--space-4);
}
.agent-bridge-panel.compact {
  margin-top: var(--space-4);
  padding: var(--space-5);
}
.agent-bridge-steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.agent-bridge-steps article {
  min-width: 0;
  padding: .85rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  background: rgba(2, 6, 23, .28);
}
.agent-bridge-steps span {
  display: inline-block;
  margin-bottom: .55rem;
  color: var(--color-emerald);
  font-size: .72rem;
  font-weight: 900;
  text-transform: uppercase;
}
.agent-boundary-list {
  display: grid;
  gap: .45rem;
  padding: .85rem;
  border: 1px solid rgba(251, 191, 36, .24);
  border-radius: 8px;
  background: rgba(251, 191, 36, .08);
}
.agent-boundary-list p {
  margin: 0;
  color: #fde68a;
  font-size: .82rem;
  line-height: 1.4;
}
.agent-bridge-links {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
}
.calculator-workflow-card {
  display: grid;
  gap: .9rem;
  margin-bottom: var(--space-5);
}
.calculator-workflow-card .workflow-path-step {
  grid-template-columns: 64px minmax(0, 1fr);
  padding: .75rem;
}
.calculator-workflow-card .btn { width: 100%; justify-content: center; }
.workflow-start-link { justify-content: center; }
.workflow-tool-hero {
  padding: 3rem 0 1.35rem;
  background:
    radial-gradient(circle at 18% 10%, rgba(34, 211, 238, .12), transparent 28rem),
    radial-gradient(circle at 82% 4%, rgba(99, 102, 241, .18), transparent 30rem);
}
.workflow-tool-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px);
  gap: var(--space-8);
  align-items: start;
}
.workflow-tool-hero h1 {
  max-width: 980px;
  margin: .35rem 0 var(--space-4);
  font-size: clamp(2.35rem, 4.2vw, 4.3rem);
  line-height: .96;
}
.workflow-tool-hero p {
  max-width: 760px;
  color: var(--color-muted);
  line-height: 1.55;
}
.workflow-tool-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: var(--space-8);
  align-items: start;
}
.workflow-progress-rail {
  position: sticky;
  top: 92px;
  display: grid;
  gap: .75rem;
  border: 1px solid rgba(148, 163, 184, .2);
  border-radius: 10px;
  padding: var(--space-5);
  background: linear-gradient(145deg, rgba(30, 41, 59, .76), rgba(15, 23, 42, .76));
  box-shadow: var(--shadow-home-card);
}
.workflow-progress-rail h2 { margin: 0 0 .25rem; font-size: 1rem; }
.workflow-nav-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: .7rem;
  width: 100%;
  padding: .78rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  color: var(--color-text);
  background: rgba(2, 6, 23, .22);
  text-align: left;
  cursor: pointer;
}
.workflow-nav-step span {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  color: var(--color-cyan);
  background: rgba(34, 211, 238, .1);
  font-weight: 900;
}
.workflow-nav-step strong { font-size: .86rem; }
.workflow-nav-step em { color: var(--color-soft); font-size: .72rem; font-style: normal; }
.workflow-nav-step.is-current {
  border-color: rgba(103, 232, 249, .45);
  background: rgba(34, 211, 238, .08);
}
.workflow-nav-step.is-complete span {
  color: var(--color-emerald);
  background: rgba(110, 231, 183, .1);
}
.workflow-step-stack {
  display: grid;
  gap: var(--space-6);
}
.workflow-tool-step {
  display: grid;
  gap: var(--space-5);
  border: 1px solid rgba(148, 163, 184, .2);
  border-radius: 10px;
  padding: var(--space-6);
  background:
    linear-gradient(145deg, rgba(30, 41, 59, .75), rgba(15, 23, 42, .73)),
    radial-gradient(circle at 8% 0, rgba(34, 211, 238, .08), transparent 18rem);
  box-shadow: var(--shadow-home-card);
  scroll-margin-top: 96px;
}
.workflow-tool-step.is-current { border-color: rgba(103, 232, 249, .38); }
.workflow-step-heading span {
  color: var(--color-cyan);
  font-size: .76rem;
  font-weight: 900;
  text-transform: uppercase;
}
.workflow-step-heading h2 { margin: .25rem 0 .35rem; font-size: 1.35rem; }
.workflow-step-heading p { margin: 0; color: var(--color-muted); font-size: .92rem; line-height: 1.45; }
.workflow-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .85rem;
}
.workflow-form-grid .field.wide { grid-column: 1 / -1; }
.workflow-form-grid textarea {
  width: 100%;
  resize: vertical;
  border: 1px solid rgba(148, 163, 184, .28);
  border-radius: 8px;
  padding: .75rem;
  color: var(--color-text);
  background: rgba(2, 6, 23, .48);
  font: inherit;
  line-height: 1.45;
}
.inherited-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .65rem;
}
.inherited-value-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem;
  padding: .78rem;
  border: 1px solid rgba(103, 232, 249, .22);
  border-radius: 8px;
  background: rgba(34, 211, 238, .06);
}
.inherited-value-row span {
  color: var(--color-cyan);
  font-size: .74rem;
  font-weight: 900;
  text-transform: uppercase;
}
.inherited-value-row strong { font-size: .86rem; }
.inherited-value-row em { color: var(--color-emerald); font-style: normal; }
.workflow-results-grid,
.workflow-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .85rem;
}
.workflow-metric,
.workflow-summary-grid div {
  min-width: 0;
  padding: .9rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  background: rgba(2, 6, 23, .3);
  overflow: hidden;
}
.workflow-metric span,
.workflow-summary-grid span {
  display: block;
  min-width: 0;
  color: var(--color-soft);
  font-size: .76rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}
.workflow-metric strong,
.workflow-summary-grid strong {
  display: block;
  min-width: 0;
  max-width: 100%;
  margin-top: .3rem;
  color: var(--color-text);
  font-size: clamp(.95rem, 3.4vw, 1.12rem);
  overflow-wrap: anywhere;
  word-break: break-word;
}
.workflow-metric.hero strong { color: var(--color-cyan); font-size: clamp(1.05rem, 4vw, 1.35rem); }
.workflow-visual {
  display: grid;
  gap: .7rem;
  padding: .9rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  background: rgba(2, 6, 23, .28);
  min-width: 0;
  overflow: hidden;
}
.workflow-visual div {
  display: grid;
  grid-template-columns: minmax(0, 120px) minmax(0, 1fr);
  gap: .75rem;
  align-items: center;
}
.workflow-visual span {
  min-width: 0;
  color: var(--color-muted);
  font-size: .78rem;
  font-weight: 850;
  overflow-wrap: anywhere;
}
.workflow-visual strong,
.workflow-visual > span {
  display: block;
  min-height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-indigo));
}
.workflow-visual div:nth-child(2) strong,
.workflow-visual div:nth-child(3) strong { background: linear-gradient(90deg, var(--color-emerald), var(--color-cyan)); }
.workflow-safe-note,
.agent-output-box {
  margin: 0;
  padding: .9rem;
  border: 1px solid rgba(251, 191, 36, .24);
  border-radius: 8px;
  color: #fde68a;
  background: rgba(251, 191, 36, .08);
  font-size: .9rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
.scenario-picker,
.agent-checklist {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
}
.agent-checklist { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.scenario-picker label,
.agent-checklist label {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .9rem;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  background: rgba(2, 6, 23, .3);
  font-weight: 850;
}
.mini-checklist { display: grid; gap: .42rem; padding: 0; margin: var(--space-4) 0; list-style: none; color: var(--color-muted); }
.mini-checklist li { position: relative; padding-left: 1.25rem; font-size: .84rem; }
.mini-checklist li::before { content: ""; position: absolute; left: 0; top: .42rem; width: .45rem; height: .45rem; border-radius: 50%; background: var(--color-emerald); }
.site-footer { flex: 0 0 auto; border-top: 1px solid var(--color-border); padding: var(--space-10) 0; background: rgba(2, 6, 23, .28); }
.footer-grid { display: flex; align-items: start; justify-content: space-between; gap: var(--space-8); }
.footer-note { max-width: 620px; margin: var(--space-4) 0 0; }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-4); color: var(--color-muted); font-weight: 800; }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; margin: 0 0 var(--space-6); color: var(--color-soft); font-size: .9rem; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: .5rem; color: #475569; }