/* ============================================================
   Config Forge — design tokens (v3: terminal / phosphor)
   near-black neutral bg · warm amber accent · teal "secure" accent
   all-monospace: JetBrains Mono throughout
   ============================================================ */

:root{
  --bg:        #0a0a0a;
  --panel:     #131313;
  --panel-2:   #1b1b1b;
  --border:    #2b2b2b;
  --border-lt: #3c3c3c;

  --text:      #e4e2dd;
  --text-dim:  #9a968e;
  --text-mute: #656158;

  --accent:      #e0a030;
  --accent-dim:  #8a6420;
  --accent-soft: rgba(224,160,48,0.10);
  --secure:      #4fd1c5;
  --secure-dim:  #2a7a70;
  --secure-soft: rgba(79,209,197,0.10);
  --warn:        #e0824a;
  --warn-soft:   rgba(224,130,74,0.10);
  --danger:      #e0655c;
  --danger-soft: rgba(224,101,92,0.10);

  --font-display: 'JetBrains Mono', ui-monospace, monospace;
  --font-body: 'JetBrains Mono', ui-monospace, monospace;
  --font-code: 'JetBrains Mono', ui-monospace, monospace;

  --radius: 3px;
  --radius-sm: 2px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.012) 0px, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 3px);
}

code, pre{ font-family: var(--font-code); }

/* ---------- top bar ---------- */
.top{
  position: sticky; top:0; z-index: 20;
  background: rgba(10,10,10,0.9);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.top-inner{
  max-width: 1180px; margin: 0 auto;
  padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.brand{ display:flex; align-items:center; gap:9px; }
.brand-mark{ color: var(--accent); display:flex; }
.brand-text{
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  letter-spacing: 0.01em; color: var(--text);
}
.brand-accent{ color: var(--secure); }
.top-meta{ display:flex; gap:8px; flex-wrap: wrap; }
.pill{
  font-family: var(--font-code); font-size: 11px; color: var(--text-dim);
  border: 1px solid var(--border-lt); border-radius: var(--radius-sm);
  padding: 5px 11px; white-space: nowrap; background: var(--panel);
}
.pill-target{ color: var(--accent); border-color: var(--accent-dim); background: var(--accent-soft); }

/* ---------- shell / layout ---------- */
.shell{
  max-width: 1180px; margin: 0 auto; padding: 44px 24px 80px;
  position: relative; z-index: 1;
}

.intro{ max-width: 720px; margin-bottom: 36px; }
.eyebrow{
  font-family: var(--font-code); font-size: 12px; letter-spacing: 0.04em;
  color: var(--accent); margin: 0 0 12px;
}
.eyebrow::before{ content: "$ "; color: var(--text-mute); }
.intro h1{
  font-family: var(--font-display); font-size: clamp(22px, 3.2vw, 30px);
  line-height: 1.35; margin: 0 0 14px; font-weight: 700; letter-spacing: -0.01em;
  color: var(--text);
}
.lede{ color: var(--text-dim); font-size: 13.5px; margin: 0; }
.lede code{ color: var(--text); background: var(--panel-2); padding: 1px 6px; border-radius: var(--radius-sm); font-size: 0.92em; border: 1px solid var(--border); }

/* ---------- signal path (signature element) — terminal trace ---------- */
.signal-path{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 36px;
  overflow-x: auto;
  font-family: var(--font-code);
}
.path-track{
  display: flex; align-items: center; gap: 0;
  min-width: 640px;
}
.path-node{
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  flex-shrink: 0; width: 116px;
}
.node-box{
  font-size: 10.5px; color: var(--text-mute);
  border: 1px solid var(--border-lt); border-radius: var(--radius-sm);
  padding: 3px 0; width: 100%; text-align: center;
  transition: all 0.3s ease; background: var(--panel-2);
}
.node-box::before{ content: "[ ]"; }
.path-node[data-state="active"] .node-box{
  border-color: var(--accent); color: var(--accent); background: var(--accent-soft);
  text-shadow: 0 0 8px rgba(224,160,48,0.5);
}
.path-node[data-state="active"] .node-box::before{ content: "[×]"; }
.path-node[data-state="warn"] .node-box{
  border-color: var(--warn); color: var(--warn); background: var(--warn-soft);
}
.path-node[data-state="warn"] .node-box::before{ content: "[!]"; }
.node-label{
  font-family: var(--font-code); font-size: 10px; color: var(--text-mute);
  letter-spacing: 0.02em; text-align: center; transition: color 0.3s ease;
  text-transform: uppercase;
}
.path-node[data-state="active"] .node-label{ color: var(--text); }

.path-wire{
  flex: 1; height: 16px; position: relative; margin: 0 -2px;
  min-width: 32px; overflow: hidden;
  font-size: 11px; color: var(--border-lt); white-space: nowrap;
  display: flex; align-items: center;
}
.path-wire::before{
  content: "· · · · · · · · · · · · · · · · · · · · · · · ·";
  letter-spacing: 2px;
}
.path-wire[data-active="1"]::before{ color: var(--accent); }
.wire-pulse{
  position: absolute; top: 0; left: -6px; bottom: 0;
  width: 8px; display: flex; align-items: center; justify-content: center;
  color: var(--accent); opacity: 0; font-weight: 700;
}
.wire-pulse::before{ content: "▸"; }
.path-wire[data-active="1"] .wire-pulse{
  animation: pulse 2.2s linear infinite;
}
@keyframes pulse{
  0%{ left: -6px; opacity: 0; }
  10%{ opacity: 1; }
  90%{ opacity: 1; }
  100%{ left: 100%; opacity: 0; }
}
@media (prefers-reduced-motion: reduce){
  .wire-pulse{ animation: none !important; opacity: 0 !important; }
}

/* ---------- workspace ---------- */
.workspace{
  display: grid; grid-template-columns: 1fr 1fr; gap: 22px;
  align-items: start;
}
@media (max-width: 980px){
  .workspace{ grid-template-columns: 1fr; }
}

.panel{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.panel-head{
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; margin-bottom: 15px;
}
.panel-head-spaced{ margin-top: 30px; }
.panel-head h2{
  font-family: var(--font-display); font-size: 13.5px; margin: 0;
  color: var(--accent); font-weight: 700; letter-spacing: 0.01em;
}
.panel-sub{ font-size: 11.5px; color: var(--text-mute); font-family: var(--font-code); }
.panel-head-actions{ display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

/* ---------- input ---------- */
.link-input{
  width: 100%; resize: vertical;
  background: #060606; color: var(--text);
  border: 1px solid var(--border-lt); border-radius: var(--radius-sm);
  padding: 13px; font-family: var(--font-code); font-size: 12.5px;
  line-height: 1.6;
}
.link-input:focus{ outline: none; border-color: var(--accent); }
.link-input::placeholder{ color: var(--text-mute); }

.input-row{ display:flex; align-items:center; gap: 12px; margin-top: 12px; flex-wrap: wrap; }

.btn{
  font-family: var(--font-code); font-size: 12.5px; font-weight: 500;
  padding: 9px 16px; border-radius: var(--radius-sm);
  border: 1px solid transparent; cursor: pointer;
  transition: all 0.15s ease;
}
.btn-primary{ background: var(--accent); color: #14100a; font-weight: 700; }
.btn-primary:hover{ background: #f0b040; }
.btn-primary:disabled{ background: var(--border-lt); color: var(--text-mute); cursor: not-allowed; }
.btn-ghost{ background: transparent; color: var(--text-dim); border-color: var(--border-lt); }
.btn-ghost:hover{ color: var(--text); border-color: var(--accent); }
.btn-ghost:disabled{ color: var(--text-mute); cursor: not-allowed; border-color: var(--border); }
.btn-sm{ padding: 6px 12px; font-size: 11.5px; }

.parse-status{ font-size: 12px; color: var(--text-mute); font-family: var(--font-code); }
.parse-status.ok{ color: var(--secure); }
.parse-status.err{ color: var(--danger); }

.link-results{ margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.link-card{
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 10px 13px; background: var(--panel-2);
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.link-card.err{ border-color: rgba(224,101,92,0.4); background: var(--danger-soft); }
.link-card-main{ min-width: 0; }
.link-card-name{ font-size: 12.5px; font-weight: 700; color: var(--text); }
.link-card-detail{ font-size: 11px; color: var(--text-mute); font-family: var(--font-code); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.link-card-badge{
  font-family: var(--font-code); font-size: 10px; padding: 3px 8px; border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.badge-ok{ background: var(--secure-soft); color: var(--secure); }
.badge-err{ background: var(--danger-soft); color: var(--danger); }

/* ---------- quick setup grid ---------- */
.options-grid{
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
@media (max-width: 620px){ .options-grid{ grid-template-columns: 1fr; } }

.opt-group{
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 15px; margin: 0; min-width: 0; background: var(--panel);
}
.opt-group legend{
  font-family: var(--font-code); font-size: 10.5px; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-mute); padding: 0 5px;
}
.opt-group-wide{ grid-column: 1 / -1; }
.legend-note{ text-transform: none; letter-spacing: normal; color: var(--text-mute); font-size: 11px; }
.bypass-input{
  width: 100%; resize: vertical;
  background: #060606; color: var(--text);
  border: 1px solid var(--border-lt); border-radius: var(--radius-sm);
  padding: 10px; font-family: var(--font-code); font-size: 12px; line-height: 1.6;
  margin-top: 2px;
}
.bypass-input:focus{ outline: none; border-color: var(--accent); }
.field-label-hint{ margin-top: 7px; font-size: 11px; }
.field-label-hint code{ color: var(--text-dim); background: var(--panel-2); padding: 1px 5px; border-radius: var(--radius-sm); border: 1px solid var(--border); }

.field{ display: block; margin-top: 11px; }
.field:first-of-type{ margin-top: 4px; }
.field-label{ display:block; font-size: 12px; color: var(--text-dim); margin-bottom: 6px; }
.field-label small{ display:block; color: var(--text-mute); font-weight: 400; margin-top: 2px; }
.field input[type="text"], .field input[type="number"], .field select, .field-sub{
  width: 100%; background: #060606; color: var(--text);
  border: 1px solid var(--border-lt); border-radius: var(--radius-sm);
  padding: 7px 9px; font-size: 12.5px; font-family: var(--font-code);
}
.field-sub{ margin-top: 8px; }
.field select{ font-family: var(--font-body); }
.field input:focus, .field select:focus{ outline: none; border-color: var(--accent); }
.field-inline{ display:flex; align-items:center; gap: 10px; }
.field-inline .field-label{ margin-bottom:0; white-space: nowrap; }

.toggle{
  display: grid; grid-template-columns: 34px 1fr; align-items: start;
  gap: 10px; margin-top: 13px; cursor: pointer;
}
.toggle input{ position:absolute; opacity:0; width:0; height:0; }
.toggle-track{
  width: 34px; height: 18px; border-radius: var(--radius-sm); background: var(--panel-2);
  border: 1px solid var(--border-lt);
  position: relative; transition: all 0.2s ease; margin-top: 2px;
}
.toggle-thumb{
  position: absolute; top: 1px; left: 1px; width: 14px; height: 14px;
  border-radius: 1px; background: var(--text-mute); transition: all 0.2s ease;
}
.toggle input:checked + .toggle-track{ border-color: var(--secure); background: var(--secure-soft); }
.toggle input:checked + .toggle-track .toggle-thumb{ transform: translateX(16px); background: var(--secure); }
.toggle input:focus-visible + .toggle-track{ outline: 1px solid var(--accent); outline-offset: 2px; }
.toggle-text{ font-size: 12.5px; color: var(--text); }
.toggle-text small{ display:block; color: var(--text-mute); font-size: 11px; font-weight: 400; margin-top: 2px; }

/* ---------- advanced disclosure sections ---------- */
.advanced{
  margin-top: 18px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--panel); overflow: hidden;
}
.advanced + .advanced{ margin-top: 10px; }
.advanced summary{
  list-style: none; cursor: pointer; padding: 12px 15px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  font-family: var(--font-code); font-size: 12px; color: var(--text-dim);
  user-select: none;
}
.advanced summary::-webkit-details-marker{ display: none; }
.advanced summary .adv-title{ display: flex; align-items: center; gap: 8px; color: var(--text); font-weight: 500; }
.advanced summary .adv-chevron{
  color: var(--accent); font-family: var(--font-code); font-size: 11px;
}
.advanced summary .adv-chevron::before{ content: "+"; }
.advanced[open] summary .adv-chevron::before{ content: "−"; }
.advanced summary:hover{ background: var(--panel-2); }
.advanced-body{
  padding: 2px 15px 16px; border-top: 1px solid var(--border);
}
.advanced-body .options-grid{ margin-top: 14px; }

/* ---------- output ---------- */
.output-panel{ position: sticky; top: 84px; }
.output-actions{ display:flex; gap: 8px; }
.warnings{
  background: var(--warn-soft); border: 1px solid rgba(224,130,74,0.35);
  border-radius: var(--radius-sm); padding: 11px 13px; margin-bottom: 14px;
  font-size: 12px; color: var(--warn); font-family: var(--font-code);
}
.warnings strong{ color: #f0a878; }
.warnings ul{ margin: 6px 0 0; padding-left: 18px; }
.warnings li{ margin-top: 4px; }

.output-code{
  background: #060606; border: 1px solid var(--border-lt); border-radius: var(--radius-sm);
  padding: 17px; margin: 0; max-height: 640px; overflow: auto;
  font-size: 12px; line-height: 1.65; color: #b0aca4;
}
.output-code code{ color: inherit; }
.tok-key{ color: #e0b060; }
.tok-str{ color: #4fd1c5; }
.tok-num{ color: #e0824a; }
.tok-bool{ color: #c48fe0; }
.tok-punc{ color: #5a5650; }

/* ---------- notes ---------- */
.notes{ margin-top: 52px; }
.notes h2{
  font-family: var(--font-display); font-size: 12.5px; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-mute); margin: 0 0 16px; font-weight: 700;
}
.notes-grid{
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
@media (max-width: 780px){ .notes-grid{ grid-template-columns: 1fr; } }
.note{
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 16px; background: var(--panel);
}
.note h3{ font-size: 13px; margin: 0 0 7px; color: var(--accent); font-family: var(--font-display); font-weight: 700; }
.note p{ font-size: 12.5px; color: var(--text-dim); margin: 0; line-height: 1.6; }
.note code{ color: var(--secure); background: var(--secure-soft); padding: 1px 5px; border-radius: var(--radius-sm); font-size: 0.92em; }
.note a{ color: var(--accent); }

/* ---------- footer ---------- */
.site-footer{
  margin-top: 52px; padding-top: 22px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-mute);
}
.site-footer code{ color: var(--text-dim); }

/* ---------- platform banner ---------- */
.platform-banner{ background: var(--panel-2); border-color: var(--accent-dim); }
.platform-badge{ display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.platform-badge-dot{
  width: 8px; height: 8px; flex-shrink: 0;
  background: var(--accent); box-shadow: 0 0 6px rgba(224,160,48,0.6);
}
.platform-badge-text{ flex: 1; min-width: 200px; display: flex; flex-direction: column; gap: 4px; }
.platform-badge-text strong{ font-size: 12.5px; color: var(--text); }
.platform-badge .btn{ flex-shrink: 0; white-space: nowrap; }
.pill-link{ color: var(--accent); text-decoration: none; transition: border-color 0.15s ease, color 0.15s ease; }
.pill-link:hover{ color: #f0b040; border-color: var(--accent); }

/* ============================================================
   WIZARD / STEPPER — the core interaction model
   ============================================================ */
.stepper{
  display: flex; align-items: stretch; gap: 0;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--panel); overflow-x: auto; margin-bottom: 28px;
}
.step-item{
  flex: 1; min-width: 130px;
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px; cursor: pointer; user-select: none;
  border-right: 1px solid var(--border);
  background: transparent; transition: background 0.15s ease;
  font-family: var(--font-code);
}
.step-item:last-child{ border-right: none; }
.step-item:hover{ background: var(--panel-2); }
.step-num{
  flex-shrink: 0; width: 24px; height: 24px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-lt); display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: var(--text-mute); font-weight: 700;
  transition: all 0.2s ease;
}
.step-item[data-state="current"]{ background: var(--accent-soft); }
.step-item[data-state="current"] .step-num{
  border-color: var(--accent); color: var(--accent); background: rgba(224,160,48,0.15);
  box-shadow: 0 0 8px rgba(224,160,48,0.35);
}
.step-item[data-state="done"] .step-num{
  border-color: var(--secure); color: var(--secure); background: var(--secure-soft);
}
.step-item[data-state="done"] .step-num::before{ content: "✓"; }
.step-text{ display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.step-title{
  font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--text-mute); font-weight: 700;
}
.step-item[data-state="current"] .step-title{ color: var(--text); }
.step-item[data-state="done"] .step-title{ color: var(--text-dim); }
.step-desc{ font-size: 10.5px; color: var(--text-mute); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.step-panel{ display: none; }
.step-panel[data-active="1"]{ display: block; animation: stepIn 0.25s ease; }
@keyframes stepIn{
  from{ opacity: 0; transform: translateY(4px); }
  to{ opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce){
  .step-panel[data-active="1"]{ animation: none; }
}

.step-nav{
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--border);
}
.step-nav-hint{ font-size: 11.5px; color: var(--text-mute); font-family: var(--font-code); }

.step-panel-head{ margin-bottom: 18px; }
.step-panel-head h2{
  font-family: var(--font-display); font-size: 15px; color: var(--accent);
  margin: 0 0 4px; font-weight: 700;
}
.step-panel-head p{ font-size: 12.5px; color: var(--text-dim); margin: 0; max-width: 620px; }

.utility-row{
  display: flex; align-items: center; justify-content: flex-end; gap: 12px;
  margin-bottom: 16px; flex-wrap: wrap;
}