/* ═══════════ PhantomType — dark terminal aesthetic ═══════════ */

:root {
  --bg: #0a0e0a;
  --bg2: #0d130d;
  --panel: #101812;
  --line: #1e2e1e;
  --ink: #c9e4c9;
  --dim: #6f8a6f;
  --green: #39ff6e;
  --green-dim: #1d5c33;
  --red: #ff4d5e;
  --amber: #ffc857;
  --mono: "DejaVu Sans Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
}

::selection { background: var(--green); color: #041007; }

/* ── hero ── */
.hero {
  position: relative;
  padding: 96px 24px 72px;
  overflow: hidden;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(57,255,110,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57,255,110,.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black, transparent);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 880px; margin: 0 auto; }

.eyebrow {
  color: var(--dim);
  font-size: 13px;
  letter-spacing: .12em;
  margin-bottom: 14px;
}
h1 {
  font-size: clamp(44px, 9vw, 88px);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1;
  color: #eafff0;
}
h1 .evil {
  color: var(--red);
  text-shadow: 0 0 26px rgba(255,77,94,.45);
}
.tagline {
  margin-top: 10px;
  color: var(--green);
  font-size: clamp(15px, 2.4vw, 19px);
  letter-spacing: .06em;
}
.lede {
  margin-top: 26px;
  max-width: 720px;
  color: var(--ink);
}
.lede strong { color: #eafff0; }

.hero-actions { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }

.engine-status {
  margin-top: 26px;
  font-size: 12.5px;
  color: var(--dim);
}
.engine-status.ready { color: var(--green); }
.engine-status.error { color: var(--red); }

/* ── buttons ── */
.btn {
  display: inline-block;
  font-family: var(--mono);
  font-size: 14px;
  padding: 11px 20px;
  border: 1px solid var(--green-dim);
  border-radius: 4px;
  background: transparent;
  color: var(--green);
  cursor: pointer;
  text-decoration: none;
  transition: all .15s ease;
}
.btn:hover { background: rgba(57,255,110,.08); border-color: var(--green); }
.btn-primary {
  background: var(--green);
  color: #041007;
  border-color: var(--green);
  font-weight: 700;
}
.btn-primary:hover { background: #5cff87; box-shadow: 0 0 18px rgba(57,255,110,.35); }
.btn-ghost { color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--dim); background: rgba(255,255,255,.03); }

/* ── layout ── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green-dim), transparent);
}
main { max-width: 880px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0 40px; }

.section-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
  margin-bottom: 30px;
}
.section-number { color: var(--red); font-size: 14px; }
.section-title { font-size: clamp(22px, 4vw, 30px); color: #eafff0; letter-spacing: -.01em; }
.section-intro { max-width: 720px; margin-bottom: 26px; color: var(--ink); }

code {
  background: rgba(57,255,110,.09);
  color: var(--green);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: .92em;
}

/* ── how-it-works ── */
.how-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-bottom: 34px;
}
.how-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 22px 20px;
}
.how-card h3 { color: #eafff0; font-size: 16px; margin-bottom: 8px; }
.how-card p, .how-card li { color: var(--ink); font-size: 13.5px; }
.how-card ul { padding-left: 18px; }
.how-card li { margin-bottom: 7px; }
.how-card.defend { border-color: #20301f; }
.how-card.defend h3 { color: var(--green); }
.how-step {
  width: 30px; height: 30px;
  border: 1px solid var(--green-dim);
  border-radius: 50%;
  color: var(--green);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  margin-bottom: 14px;
}

/* ── split demo ── */
.split-demo {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 700px) { .split-demo { grid-template-columns: 1fr 1fr; } }
.split-pane, .deception-stage, .reveal-stage {
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 16px 18px 18px;
  overflow: hidden;
}
.pane-label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--dim);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.split-pane pre, .cmd-block, .evil-preview {
  font-family: var(--mono);
  font-size: 14.5px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}
.split-pane.human pre { color: var(--green); }
.split-pane.machine pre { color: var(--red); }

.fine-print { margin-top: 16px; color: var(--dim); font-size: 12.5px; }

/* ── generator ── */
.presets { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 22px; }
.presets-label { color: var(--dim); font-size: 13px; }
.chip {
  font-family: var(--mono);
  font-size: 12.5px;
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: all .15s ease;
}
.chip:hover { border-color: var(--green); color: var(--green); }
.chip-accent { border-color: rgba(255,200,87,.5); color: var(--amber); }
.chip-accent:hover { border-color: var(--amber); color: var(--amber); background: rgba(255,200,87,.08); }

.io-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 700px) { .io-grid { grid-template-columns: 1fr 1fr; } }
.io-block label, .reveal-stage label {
  display: block;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 10px;
}
textarea {
  width: 100%;
  font-family: var(--mono);
  font-size: 14.5px;
  line-height: 1.7;
  color: #eafff0;
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 13px 15px;
  resize: vertical;
  transition: border-color .15s ease;
}
textarea:focus { outline: none; border-color: var(--green); }
.char-count { margin-top: 7px; font-size: 12px; color: var(--dim); text-align: right; }

.warnings {
  margin-top: 18px;
  border: 1px solid rgba(255,200,87,.4);
  background: rgba(255,200,87,.06);
  color: var(--amber);
  border-radius: 6px;
  padding: 13px 16px;
  font-size: 13.5px;
}
.warnings div { margin-bottom: 4px; }

.mapping-panel, .preview-panel, .download-panel { margin-top: 34px; }
.mapping-panel h3, .preview-panel h3, .download-panel h3 {
  font-size: 15px;
  color: #eafff0;
  margin-bottom: 14px;
  letter-spacing: .04em;
}
.mapping-count { color: var(--dim); font-size: 12.5px; font-weight: 400; }
.mapping-table {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 40px;
}
.map-pair {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 4px;
  padding: 6px 11px;
  font-size: 14px;
}
.map-pair .from { color: var(--red); }
.map-pair .arrow { color: var(--dim); font-size: 12px; }
.map-pair .to { color: var(--green); }
.map-pair.conflict { border-color: rgba(255,200,87,.5); }
.map-empty { color: var(--dim); font-size: 13px; }

.preview-hint { color: var(--dim); font-size: 13.5px; margin-bottom: 16px; max-width: 640px; }
.deception-stage { margin-bottom: 16px; }
.evil-preview {
  color: var(--green);
  background: rgba(57,255,110,.05);
  border: 1px dashed var(--green-dim);
  border-radius: 4px;
  padding: 14px 16px;
  min-height: 56px;
}
.evil-preview .ws { opacity: .9; }
.stage-actions { margin-top: 14px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.copy-status { font-size: 13px; color: var(--green); }

.diff-view { margin-top: 14px; font-size: 13.5px; }
.diff-view .diff-line { font-size: 14.5px; white-space: pre-wrap; word-break: break-word; line-height: 1.9; }
.diff-view .same { color: var(--dim); }
.diff-view .lied {
  background: rgba(255,77,94,.16);
  color: var(--red);
  border-radius: 3px;
  padding: 0 2px;
}
.diff-summary { margin-top: 8px; color: var(--dim); font-size: 12.5px; }

.download-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ── footer ── */
footer {
  max-width: 880px;
  margin: 0 auto;
  padding: 48px 24px 64px;
  color: var(--ink);
  font-size: 13.5px;
}
footer p { margin-bottom: 12px; }

/* ── format notes ── */
.format-notes {
  margin-top: 18px;
  padding-left: 18px;
  color: var(--dim);
  font-size: 13px;
}
.format-notes li { margin-bottom: 6px; }

/* ── AI deception lab ── */
.ats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}
@media (min-width: 760px) { .ats-grid { grid-template-columns: 1fr 1fr; } }

.ai-stage { border-color: rgba(255,77,94,.25); }
.ai-text {
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--red);
  background: rgba(255,77,94,.05);
  border: 1px dashed rgba(255,77,94,.35);
  border-radius: 4px;
  padding: 14px 16px;
  min-height: 56px;
}

.ats-meter { margin-top: 16px; }
.ats-score-bar {
  height: 10px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}
#ats-score-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--red), var(--amber), var(--green));
  transition: width .5s ease;
}
.ats-score-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  font-size: 13px;
  color: var(--dim);
}
.verdict {
  font-weight: 700;
  font-size: 13px;
  padding: 4px 12px;
  border-radius: 4px;
  letter-spacing: .05em;
}
.verdict.pass { color: #041007; background: var(--green); }
.verdict.fail { color: #fff; background: var(--red); }
.ats-details { margin-top: 12px; font-size: 12.5px; color: var(--dim); line-height: 1.9; }

.punchline {
  margin-top: 16px;
  color: var(--amber);
  font-size: 13.5px;
  font-style: italic;
}

/* ── script switcher + RTL ── */
.chip.active {
  border-color: var(--green);
  color: var(--green);
  background: rgba(57,255,110,.08);
}
.presets-sep { width: 1px; height: 18px; background: var(--line); margin: 0 4px; }
textarea.rtl, .evil-preview.rtl {
  direction: rtl;
  text-align: right;
  font-family: "DejaVu Sans", Tahoma, sans-serif;
}
.evil-preview.rtl { font-size: 18px; line-height: 2; }
textarea.rtl { font-size: 16px; line-height: 2; }
.btn-disabled { opacity: .35; cursor: not-allowed; }
.btn-disabled:hover { background: transparent; border-color: var(--green-dim); box-shadow: none; }

/* ── alignment checker ── */
.align-view { margin-top: 18px; }
.align-title { font-size: 12.5px; margin-bottom: 8px; }
.align-title.ok { color: var(--green); }
.align-title.bad { color: var(--red); }
.align-row {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
  white-space: pre;
  overflow-x: auto;
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 8px 12px;
  margin-bottom: 2px;
  color: var(--ink);
}
.align-row span.bad { background: rgba(255,77,94,.28); color: var(--red); border-radius: 2px; }
.align-row span.over { background: rgba(255,200,87,.25); color: var(--amber); border-radius: 2px; }
.align-row span.map { background: rgba(74,222,128,.18); color: var(--green); border-radius: 2px; }
.align-row span.sp { background: rgba(96,165,250,.25); color: #7db4ff; border-radius: 2px; }
.align-row span.bl { background: rgba(255,200,87,.22); color: var(--amber); border-radius: 2px; }
.align-row span.tail { background: rgba(255,77,94,.30); color: var(--red); border-radius: 2px; }
.align-title .legend { display: inline-flex; gap: 12px; margin-inline-start: 14px; font-size: 11px; color: var(--dim); font-weight: 400; }
.align-title .legend .lg { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-inline-end: 4px; vertical-align: -1px; }
.align-title .legend .lg.map { background: rgba(74,222,128,.55); }
.align-title .legend .lg.sp { background: rgba(96,165,250,.65); }
.align-title .legend .lg.bl { background: rgba(255,200,87,.6); }
.align-title .legend .lg.tail { background: rgba(255,77,94,.65); }