/* ==================================================================
   engineer.css — AI ENGINEER · Stark
   Warm workshop white, hot-rod red and gold, an armour bust with a
   reactor that actually glows, a JARVIS line that speaks.
   ================================================================== */

[data-mode="engineer"] {
  --bg: #f5f1ea; --bg-2: #ede7dc;
  --surface: #fffdf9; --surface-2: #f6f1e9;
  --line: rgba(40, 30, 30, 0.1); --line-2: rgba(40, 30, 30, 0.22);
  --text: #1c1a20; --muted: #6b6470;
  --accent: #b8232f; --accent-ink: #fff8f5; --accent-soft: rgba(184, 35, 47, 0.1);
  --gold: #c8952b; --arc: #3ec8ff;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --display-weight: 700; --display-case: none; --display-ls: -0.03em; --display-lh: 0.98;
  --radius: 12px; --radius-sm: 9px;
  --shadow: 0 30px 60px -36px rgba(40, 30, 30, 0.35);
}
[data-mode="engineer"] body { background-image: radial-gradient(70% 50% at 80% 10%, rgba(200, 149, 43, 0.12), transparent 60%), radial-gradient(60% 50% at 10% 90%, rgba(184, 35, 47, 0.06), transparent 60%); }
[data-mode="engineer"] .h1 { font-size: clamp(2.4rem, 4.6vw, 4.6rem); letter-spacing: -0.035em; }
[data-mode="engineer"] .hero-title span:nth-child(2) { color: var(--accent); }
[data-mode="engineer"] .hero-title span:nth-child(3) { color: var(--muted); }
[data-mode="engineer"] .eyebrow { color: var(--accent); }
[data-mode="engineer"] .eyebrow::before { content: '// '; color: var(--gold); }
[data-mode="engineer"] .hero { background-image: repeating-linear-gradient(0deg, transparent 0 63px, rgba(40, 30, 30, 0.06) 63px 64px), repeating-linear-gradient(90deg, transparent 0 63px, rgba(40, 30, 30, 0.06) 63px 64px); background-size: 64px 64px; mask-image: linear-gradient(180deg, #000 60%, transparent); -webkit-mask-image: linear-gradient(180deg, #000 60%, transparent); }
[data-mode="engineer"] .card { background: var(--surface); }
[data-mode="engineer"] .card:hover { border-color: rgba(184, 35, 47, 0.35); }
[data-mode="engineer"] .card::before { content: ''; position: absolute; left: 22px; right: 22px; top: 0; height: 2px; background: linear-gradient(90deg, var(--accent), var(--gold)); opacity: 0; transition: opacity 0.4s; border-radius: 2px; }
[data-mode="engineer"] .card:hover::before { opacity: 1; }
[data-mode="engineer"] .stat-v { color: var(--accent); }
[data-mode="engineer"] .nav.scrolled { background: rgba(245, 241, 234, 0.84); }
[data-mode="engineer"] .mode-pill { background: var(--accent); }
[data-mode="engineer"] .btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 18px 34px -22px rgba(184, 35, 47, 0.9); }
[data-mode="engineer"] .btn-primary:hover { background: #a01e29; }
[data-mode="engineer"] .btn-ghost { border-color: rgba(200, 149, 43, 0.6); }
[data-mode="engineer"] .btn-ghost:hover { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(200, 149, 43, 0.12); }
[data-mode="engineer"] .btn.pulse { animation: arcPulse 0.5s ease-out; }
@keyframes arcPulse { 0% { box-shadow: 0 0 0 0 rgba(62, 200, 255, 0.6); } 100% { box-shadow: 0 0 0 18px rgba(62, 200, 255, 0); } }
[data-mode="engineer"] .fbtn.active { background: var(--text); color: var(--bg); }
[data-mode="engineer"] .quote-text em { color: var(--accent); }
[data-mode="engineer"] .status.tone-warm { color: #9a6b12; border-color: rgba(154, 107, 18, 0.45); }
[data-mode="engineer"] .toast { background: var(--text); color: var(--bg); }
[data-mode="engineer"] .h2 { position: relative; }
[data-mode="engineer"] .h2::after { content: ''; position: absolute; left: 0; bottom: -14px; width: 56px; height: 2px; background: linear-gradient(90deg, var(--accent), var(--gold)); transform: scaleX(0); transform-origin: left; transition: transform 0.8s var(--ease) 0.2s; }
[data-mode="engineer"] .h2.in::after { transform: scaleX(1); }

/* ---------- hero: the armour ---------- */
.suit { position: relative; height: 100%; min-height: 540px; display: flex; align-items: center; justify-content: center; }
.suit-body { position: relative; height: min(100%, 560px); aspect-ratio: 300 / 560; animation: suitFloat 6s ease-in-out infinite; filter: drop-shadow(0 40px 60px rgba(40, 30, 30, 0.35)); }
@keyframes suitFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.suit-svg { width: 100%; height: 100%; display: block; overflow: visible; mask-image: linear-gradient(180deg, #000 86%, transparent 100%); -webkit-mask-image: linear-gradient(180deg, #000 86%, transparent 100%); }
.s-face { transform-box: fill-box; transform-origin: center; }
.s-eye { opacity: 0.9; animation: eyeGlow 3.2s ease-in-out infinite; }
@keyframes eyeGlow { 0%, 100% { opacity: 0.75; } 50% { opacity: 1; } }
.suit.boot .s-face { animation: faceClose 0.9s var(--ease) both; }
@keyframes faceClose { 0% { transform: translateY(-22px); opacity: 0.6; } 100% { transform: translateY(0); opacity: 1; } }
.suit.boot .s-eye { animation: eyeBoot 1.4s ease-out 0.8s both, eyeGlow 3.2s ease-in-out 2.2s infinite; }
@keyframes eyeBoot { 0% { opacity: 0; } 30% { opacity: 0.2; } 45% { opacity: 1; } 60% { opacity: 0.4; } 100% { opacity: 1; } }
.suit.boot .s-sheen { animation: sheen 1.4s ease-out 0.4s both; }
@keyframes sheen { 0% { transform: translateY(-120%); opacity: 0; } 30% { opacity: 1; } 100% { transform: translateY(120%); opacity: 0; } }
.reactor-core { position: absolute; left: 50%; top: 83.9%; width: 34%; aspect-ratio: 1; transform: translate(-50%, -50%); pointer-events: none; }
.hud-read { position: absolute; font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); display: flex; flex-direction: column; gap: 4px; z-index: 2; }
.hud-read b { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.1rem; letter-spacing: -0.02em; color: var(--text); text-transform: none; }
.hud-read i { display: block; width: 44px; height: 1px; background: var(--gold); opacity: 0.8; }
.hud-read.tl { left: 0; top: 8%; }
.hud-read.tr { right: 0; top: 8%; text-align: right; align-items: flex-end; }
.hud-read.bl { left: 0; bottom: 10%; }
.hud-read.br { right: 0; bottom: 10%; text-align: right; align-items: flex-end; }
.reactor-hint { position: absolute; left: 50%; bottom: -6px; transform: translateX(-50%); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.2em; color: var(--muted); text-transform: uppercase; white-space: nowrap; animation: hintPulse 2.4s ease-in-out infinite; }
@keyframes hintPulse { 0%, 100% { opacity: 0.45; } 50% { opacity: 1; } }
.jarvis { position: absolute; left: 0; right: 0; top: -6px; text-align: center; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; color: var(--accent); min-height: 1.2em; opacity: 0; transition: opacity 0.4s; }
.jarvis.on { opacity: 1; }
.jarvis.on::after { content: ''; display: inline-block; width: 6px; height: 0.9em; background: var(--arc); margin-left: 4px; vertical-align: -1px; animation: blink 1s steps(2) infinite; }
@media (max-width: 900px) { .suit { min-height: 440px; } .suit-body { height: min(100%, 420px); } .hud-read b { font-size: 0.95rem; } .hud-read.tl, .hud-read.bl { left: 4px; } .hud-read.tr, .hud-read.br { right: 4px; } }

/* ---------- contact stage: open channel ---------- */
.stage-engineer { position: absolute; inset: 0; background: linear-gradient(180deg, #141219, #1c1a24); color: #e8e3da; display: flex; flex-direction: column; }
.channel-bar { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid rgba(255, 255, 255, 0.08); font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: #a89f92; }
.channel-bar .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--arc); box-shadow: 0 0 12px var(--arc); animation: dotPulse 1.6s ease-in-out infinite; }
@keyframes dotPulse { 0%, 100% { opacity: 0.5; } 50% { opacity: 1; } }
.channel-bar .rerun { margin-left: auto; color: var(--gold); border: 1px solid rgba(200, 149, 43, 0.5); padding: 4px 10px; border-radius: 6px; font: inherit; letter-spacing: 0.12em; transition: all 0.3s; }
.channel-bar .rerun:hover { background: var(--gold); color: #1c1a24; }
.channel-wave { display: flex; align-items: center; gap: 3px; height: 26px; padding: 0 18px; margin-top: 14px; }
.channel-wave i { display: block; width: 3px; height: 30%; background: var(--arc); border-radius: 2px; opacity: 0.8; animation: wave 1.2s ease-in-out infinite; }
.channel-wave i:nth-child(2n) { animation-delay: 0.15s; } .channel-wave i:nth-child(3n) { animation-delay: 0.3s; } .channel-wave i:nth-child(5n) { animation-delay: 0.45s; }
@keyframes wave { 0%, 100% { height: 20%; } 50% { height: 100%; } }
.channel-body { flex: 1; margin: 0; padding: 12px 18px 18px; font-family: var(--font-mono); font-size: 0.8rem; line-height: 1.7; white-space: pre-wrap; word-break: break-word; color: #cfc8bc; }
.channel-body .c { color: var(--arc); }
.channel-body .p { color: var(--gold); }
.channel-body .ok { color: #7ee2a8; }
.channel-body .d { color: #a89f92; }
.channel-body a { color: #fff; text-decoration: underline; text-decoration-color: rgba(62, 200, 255, 0.5); text-underline-offset: 3px; }
.channel-body a:hover { color: var(--arc); }
.term-cursor { display: inline-block; width: 8px; height: 1em; background: var(--arc); vertical-align: -2px; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
[data-mode="engineer"] .clink.decoded { color: var(--accent); }