/* ============================================================
   PROMPT OPTIMIZER V2 — Premium Design System
   Philosophy: Jobs/Ive — hierarchy, whitespace, inevitability
   Every element earns its place. Simplicity is architecture.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── Design Tokens ───────────────────────────────────────── */
:root {
  /* Surface */
  --surface-0:  #04060f;
  --surface-1:  rgba(8, 12, 28, 0.9);
  --surface-2:  rgba(12, 17, 40, 0.7);
  --surface-3:  rgba(18, 24, 55, 0.6);
  --glass:      rgba(255,255,255,0.035);
  --glass-hover:rgba(255,255,255,0.055);

  /* Borders */
  --border-1: rgba(255,255,255,0.06);
  --border-2: rgba(255,255,255,0.11);
  --border-3: rgba(255,255,255,0.20);

  /* Type */
  --text-1: rgba(240,244,255,1.0);
  --text-2: rgba(200,215,255,0.95);
  --text-3: rgba(160,180,220,0.90);
  --text-4: rgba(140,160,200,0.85);

  /* System Accents — deliberate, limited palette */
  --blue:   #4f8ef7;
  --violet: #8b6cf6;
  --green:  #34d399;
  --amber:  #fbbf24;

  --blue-bg:   rgba(79,142,247,0.09);
  --violet-bg: rgba(139,108,246,0.09);
  --green-bg:  rgba(52,211,153,0.09);
  --amber-bg:  rgba(251,191,36,0.09);

  --blue-border:   rgba(79,142,247,0.28);
  --violet-border: rgba(139,108,246,0.28);
  --green-border:  rgba(52,211,153,0.28);
  --amber-border:  rgba(251,191,36,0.28);

  /* Recommender */
  --pink:    #e879f9;
  --pink-bg: rgba(232,121,249,0.09);
  --pink-border: rgba(232,121,249,0.25);

  --red: #f87171;
  --red-bg: rgba(248,113,113,0.09);
  --red-border: rgba(248,113,113,0.25);

  /* Shape */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 26px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t: 0.22s;
  --t-slow: 0.40s;
}

/* Override System 5 colors to blue to align with other systems (minimal change) */
.badge-s5 { background: rgba(59, 130, 246, 0.08) !important; color: #3b82f6 !important; border: 1px solid rgba(59, 130, 246, 0.2) !important; }
.s5 .tp-badge { color: var(--blue) !important; background: var(--blue-bg) !important; border: 1px solid var(--blue-border) !important; }
.s5 .c-chip { color: var(--blue); background: var(--blue-bg); border: 1px solid var(--blue-border); }

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: 'Inter', -apple-system, ui-sans-serif, sans-serif;
  background: var(--surface-0);
  color: var(--text-1);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  font-size: 15px;
}

/* ── Ambient Background — quiet, breathing ───────────────── */
.bg-ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.bg-ambient::before {
  content: '';
  position: absolute;
  width: 900px; height: 900px;
  border-radius: 50%;
  top: -300px; left: -200px;
  background: radial-gradient(circle, rgba(79,142,247,0.07) 0%, transparent 70%);
  animation: drift1 18s ease-in-out infinite alternate;
}

.bg-ambient::after {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  bottom: -200px; right: -150px;
  background: radial-gradient(circle, rgba(139,108,246,0.07) 0%, transparent 70%);
  animation: drift2 22s ease-in-out infinite alternate;
}

@keyframes drift1 { to { transform: translate(60px, 80px); } }
@keyframes drift2 { to { transform: translate(-60px, -60px); } }

/* ── Layout ──────────────────────────────────────────────── */
.page { position: relative; z-index: 1; }
.wrap { max-width: 1360px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 768px) { .wrap { padding: 0 20px; } }

/* ── Header ──────────────────────────────────────────────── */
header {
  position: sticky;
  top: 0; z-index: 100;
  background: rgba(4,6,15,0.82);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border-1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 32px;
  max-width: 1360px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
}

.logo-icon {
  width: 24px; height: 24px;
  min-width: 24px; min-height: 24px;
  border-radius: 6px;
  background: var(--surface-3);
  border: 1px solid var(--border-2);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease);
}

.logo-icon img {
  width: 100%; height: 100%;
  max-width: 24px; max-height: 24px;
  display: block;
  object-fit: cover;
}

.logo:hover .logo-icon {
  transform: scale(1.1);
  border-color: var(--violet-border);
}

.logo-area {
  display: inline-flex;
  flex-direction: column;
  align-items: stretch; /* Stretch children to same width */
  gap: 12px;
  padding: 8px 0;
}

.logo-glitch {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: flex-start;
}

.logo-text {
  font-size: 32px;
  font-weight: 900;
  letter-spacing: -0.05em;
  color: var(--text-1);
  margin: 0;
  line-height: 1;
  font-family: 'Outfit', sans-serif;
}

.backend-status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-2);
  border-radius: 12px;
  width: 100%; /* Now matches logo-area width */
  box-sizing: border-box;
  transition: all var(--t);
  justify-content: center; /* Center text inside the peel */
}

.backend-active.backend-status {
  border-color: var(--green-border);
  background: var(--green-bg);
  box-shadow: 0 0 20px rgba(52, 211, 153, 0.05);
}

.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-4);
  box-shadow: 0 0 10px rgba(0,0,0,0.5);
}

.status-text {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-4);
}

.backend-active .status-dot {
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
}

.backend-active .status-text {
  color: var(--green);
}

.logo-v2 {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--violet);
  background: var(--violet-bg);
  border: 1px solid var(--violet-border);
  padding: 2px 8px;
  border-radius: 99px;
}

.header-nav { display: flex; gap: 6px; }

.nav-pill {
  font-family: 'Inter', sans-serif;
  font-size: 12.5px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 99px;
  border: 1px solid var(--border-1);
  color: var(--text-3);
  background: transparent;
  cursor: pointer;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), background var(--t) var(--ease);
}

.nav-pill:hover { color: var(--text-2); border-color: var(--border-2); background: var(--glass); }

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 88px 0 64px;
  position: relative;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pink);
  margin-bottom: 28px;
  opacity: 0.9;
}

.hero-eyebrow::before,
.hero-eyebrow::after {
  content: '';
  width: 24px; height: 1px;
  background: var(--pink);
  opacity: 0.4;
}

.hero h1 {
  font-size: clamp(40px, 5vw, 68px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 22px;
  background: linear-gradient(160deg, var(--text-1) 30%, rgba(160,176,220,0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 17px;
  color: var(--text-3);
  font-weight: 400;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ── Divider ─────────────────────────────────────────────── */
.section-divider {
  width: 48px; height: 1px;
  background: var(--border-2);
  margin: 0 auto 48px;
}

/* ── Smart Recommender ───────────────────────────────────── */
.recommender-wrap {
  padding: 0 0 72px;
}

.recommender-card {
  background: var(--surface-2);
  border: 1px solid var(--pink-border);
  border-radius: var(--r-xl);
  padding: 36px 40px;
  backdrop-filter: blur(24px);
  position: relative;
  overflow: hidden;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.04) inset,
    0 40px 80px rgba(0,0,0,0.4);
}

.recommender-card::before {
  content: '';
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232,121,249,0.6), transparent);
}

.rec-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.rec-icon {
  width: 44px; height: 44px;
  border-radius: var(--r-md);
  background: var(--pink-bg);
  border: 1px solid var(--pink-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.rec-header-text h2 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-1);
  margin-bottom: 3px;
}

.rec-header-text p {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.5;
}

.rec-input-row {
  display: flex;
  gap: 12px;
  align-items: stretch;
}

.rec-textarea {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-2);
  border-radius: var(--r-md);
  padding: 14px 18px;
  color: var(--text-1);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.65;
  resize: none;
  outline: none;
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
  min-height: 80px;
}

.rec-textarea::placeholder { color: rgba(255,255,255,0.45); font-size: 13.5px; }

.rec-textarea:focus {
  border-color: var(--pink-border);
  background: rgba(255,255,255,0.05);
}

.btn-analyze {
  background: linear-gradient(145deg, rgba(232,121,249,0.9), rgba(139,108,246,0.9));
  border: none;
  border-radius: var(--r-md);
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  padding: 0 26px;
  cursor: pointer;
  transition: opacity var(--t) var(--ease), transform var(--t) var(--ease), box-shadow var(--t) var(--ease);
  white-space: nowrap;
  box-shadow: 0 4px 24px rgba(232,121,249,0.28);
  min-width: 140px;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  letter-spacing: -0.01em;
}

.btn-analyze:hover { opacity: 0.92; transform: translateY(-1px); box-shadow: 0 8px 32px rgba(232,121,249,0.38); }
.btn-analyze:active { transform: translateY(0); opacity: 1; }

/* Recommendation result */
.rec-result {
  display: none;
  margin-top: 20px;
}

.rec-result.show { display: block; animation: appear var(--t-slow) var(--ease) both; }

@keyframes appear {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.rec-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  padding: 16px 20px;
}

.rec-label {
  font-size: 13px;
  color: var(--text-3);
  font-weight: 500;
  white-space: nowrap;
}

.rec-main-badge {
  padding: 4px 14px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 700;
}

.rec-chips { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.rec-chip {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 99px;
  border: 1px solid var(--border-1);
  color: var(--text-3);
  background: var(--glass);
}

.diff-easy   { color: var(--green); border-color: var(--green-border); background: var(--green-bg); }
.diff-medium { color: var(--amber); border-color: var(--amber-border); background: var(--amber-bg); }
.diff-hard   { color: var(--violet); border-color: var(--violet-border); background: var(--violet-bg); }
.diff-expert { color: #f87171; border-color: rgba(248,113,113,0.3); background: rgba(248,113,113,0.09); }
.security-flag { color: #f87171; border-color: rgba(248,113,113,0.3); background: rgba(248,113,113,0.09); }

/* Local match badge in recommender */
.local-match-badge {
  background: var(--green-bg);
  border: 1px solid var(--green-border);
  color: var(--green);
  font-size: 11px;
  font-weight: 700;
  padding: 8px 12px;
  border-radius: 99px;
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  animation: slideIn 0.4s var(--ease);
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

.rec-reason {
  font-size: 12.5px;
  color: var(--text-3);
  flex: 1;
  min-width: 180px;
  line-height: 1.5;
  margin-top: 4px;
}

.rec-zone-badge {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--r-sm);
  font-size: 11.5px;
  margin: 6px 0;
  border-left: 3px solid transparent;
  background: rgba(255, 255, 255, 0.03);
}

.rec-zone-badge strong { font-weight: 800; letter-spacing: 0.05em; margin-right: 8px; }

.zone-1 { border-left-color: var(--green); color: var(--green); background: var(--green-bg); }
.zone-2 { border-left-color: var(--amber); color: var(--amber); background: var(--amber-bg); }
.zone-3 { border-left-color: var(--violet); color: var(--violet); background: var(--violet-bg); }

/* ── Section label ───────────────────────────────────────── */
.section-head {
  text-align: center;
  margin-bottom: 40px;
}

.section-head h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-4);
  margin-bottom: 12px;
}

.section-head p {
  font-size: 15px;
  color: var(--text-3);
}

/* ── Systems Grid ───────────────────── */
.systems-wrap { padding: 0 0 100px; }

/* ── System Card ─────────────────────────────────────────── */
.s-card {
  background: var(--surface-2);
  border: 1px solid var(--border-1);
  border-radius: 32px;
  padding: 48px;
  backdrop-filter: blur(40px);
  position: relative;
  overflow: hidden;
  transition: all var(--t-slow) var(--ease);
  animation: cardReveal 0.6s var(--ease) both;
}

@keyframes cardReveal {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.card-glow {
  position: absolute;
  top: -50%; left: -50%; width: 200%; height: 200%;
  background: radial-gradient(circle at center, rgba(255,255,255,0.03) 0%, transparent 70%);
  pointer-events: none;
  transition: transform 0.8s var(--ease);
}

.s-card:hover .card-glow { transform: translate(10%, 10%); }

.s-card:hover {
  border-color: rgba(255,255,255,0.15);
  box-shadow: 0 30px 90px rgba(0,0,0,0.4);
  transform: translateY(-4px);
}

/* Card accent binding */
.s1, .s2, .s3, .s4, .s5, .s6, .s7, .s8, .s9, .s10 {
  --card-accent: #cbd5e1; /* Professional Light Gray */
  --card-num-bg: rgba(203, 213, 225, 0.08);
  --card-num-c: #cbd5e1;
  --card-num-b: rgba(203, 213, 225, 0.2);
}

/* System 10 — Eval Loop (cyan accent) */
.s10 {
  --card-accent: #22d3ee;
  --card-num-bg: rgba(34, 211, 238, 0.08);
  --card-num-c: #22d3ee;
  --card-num-b: rgba(34, 211, 238, 0.25);
}
.s10 .tp-badge { color: #22d3ee; background: rgba(34,211,238,0.09); border: 1px solid rgba(34,211,238,0.28); }
.s10 .card-formula-box { border-color: rgba(34,211,238,0.18); background: rgba(34,211,238,0.04); }
.s10-gen { background: linear-gradient(135deg, rgba(34,211,238,0.18) 0%, rgba(34,211,238,0.08) 100%); border: 1px solid rgba(34,211,238,0.35); color: #22d3ee; }
.s10-gen:hover { background: linear-gradient(135deg, rgba(34,211,238,0.28) 0%, rgba(34,211,238,0.14) 100%); border-color: rgba(34,211,238,0.55); }
.badge-s10 { background: rgba(34,211,238,0.08); color: #22d3ee; border: 1px solid rgba(34,211,238,0.2); }

/* Eval Score Bar */
.eval-score-bar {
  margin: 12px 0 4px;
}
.eval-score-inner {
  display: flex;
  align-items: center;
  gap: 12px;
}
.eval-score-label {
  font-size: 11px;
  color: var(--text-4);
  white-space: nowrap;
  min-width: 90px;
}
.eval-score-track {
  flex: 1;
  height: 6px;
  border-radius: 99px;
  background: rgba(255,255,255,0.07);
  overflow: hidden;
}
.eval-score-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, #22d3ee, #6366f1);
  transition: width 0.6s var(--ease);
  width: 0%;
}
.eval-score-val {
  font-size: 13px;
  font-weight: 700;
  color: #22d3ee;
  min-width: 36px;
  text-align: right;
}

/* Triple Grid */
.triple-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 24px;
}

@media (max-width: 1280px) {
  .triple-grid { grid-template-columns: repeat(auto-fit, minmax(440px, 1fr)); }
}

@media (max-width: 900px) {
  .triple-grid { grid-template-columns: 1fr; }
}

/* Field Groups */
.field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}

/* Framework Badge */
.framework-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue-bg);
  border: 1px solid var(--blue-border);
  padding: 6px 14px;
  border-radius: 99px;
  margin-top: 12px;
}
.fb-icon { color: #fbbf24; font-size: 14px; }
.fb-text { font-size: 12px; font-weight: 700; color: var(--blue); text-transform: uppercase; letter-spacing: 0.05em; }

/* Prompt History */
.history-wrap { padding: 80px 0 100px; border-top: 1px solid var(--border-1); }

/* Tab Navigation */
.systems-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
  padding: 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-1);
  border-radius: 99px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.sys-tab {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 110px;
  min-width: 110px;
  max-width: 110px;
  box-sizing: border-box;
  gap: 4px;
  padding: 8px 4px;
  border-radius: 99px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-3);
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
  overflow: hidden;
}

.sys-tab:hover {
  color: var(--text-2);
  background: rgba(255,255,255,0.05);
}

.sys-tab.active {
  background: var(--glass);
  border-color: var(--border-2);
  color: var(--text-1);
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.tab-num {
  font-size: 10px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255,255,255,0.1);
  color: var(--text-2);
}

.sys-tab.active .tab-num {
  background: var(--violet);
  color: #fff;
}

/* Systems Container */
.systems-container {
  position: relative;
  max-width: 1360px;
  margin: 0 auto;
}

.s-card {
  display: none;
  animation: fadeInScale 0.5s var(--ease);
}

.s-card.active {
  display: block;
}

@keyframes fadeInScale {
  from { opacity: 0; transform: scale(0.98) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* History list fix */
.history-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.history-item {
  background: var(--surface-2);
  border: 1px solid var(--border-1);
  padding: 24px;
  border-radius: 20px;
  transition: all 0.3s;
}
.history-item:hover { border-color: rgba(255,255,255,0.2); transform: translateY(-4px); }
.hi-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.hi-time { font-size: 11px; color: var(--text-3); }
.hi-task { font-size: 14px; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 20px; }
.hi-actions { display: flex; gap: 10px; }
.btn-hi {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-1);
  color: #fff;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 12px;
  cursor: pointer;
  transition: 0.2s;
}
.btn-hi:hover { background: rgba(255,255,255,0.1); border-color: #fff; }

.btn-reload {
  background: var(--violet-bg) !important;
  border-color: var(--violet-border) !important;
  color: var(--violet) !important;
}

.btn-reload:hover {
  background: var(--violet) !important;
  color: #fff !important;
}

.btn-reload:glow {
  animation: reloadGlow 2s var(--ease);
}

@keyframes reloadGlow {
  0% { box-shadow: 0 0 0 0 rgba(139, 108, 246, 0.4); }
  50% { box-shadow: 0 0 40px 10px rgba(139, 108, 246, 0.2); border-color: var(--violet); }
  100% { box-shadow: 0 0 0 0 rgba(139, 108, 246, 0); }
}

.empty-history { text-align: center; color: var(--text-3); font-size: 14px; grid-column: 1 / -1; padding: 40px; }

/* Badge helpers */
.hi-system { font-size: 10px; font-weight: 800; padding: 2px 8px; border-radius: 4px; text-transform: uppercase; }
.badge-s1 { background: rgba(245, 158, 11, 0.08); color: #f59e0b; border: 1px solid rgba(245, 158, 11, 0.2); }
.badge-s2 { background: rgba(59, 130, 246, 0.08); color: #3b82f6; border: 1px solid rgba(59, 130, 246, 0.2); }
.badge-s3 { background: rgba(16, 185, 129, 0.08); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.2); }
.badge-s4 { background: rgba(245, 158, 11, 0.08); color: #f59e0b; border: 1px solid rgba(245, 158, 11, 0.2); }
.badge-s5 { background: rgba(239, 68, 68, 0.08); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.2); }
.badge-s6 { background: rgba(139, 92, 246, 0.08); color: #8b5cf6; border: 1px solid rgba(139, 92, 246, 0.2); }

/* Buttons for Systems */
.s1-gen { background: linear-gradient(135deg, #f59e0b, #d97706); box-shadow: 0 10px 30px rgba(245, 158, 11, 0.2); }
.s2-gen { background: linear-gradient(135deg, #3b82f6, #2563eb); box-shadow: 0 10px 30px rgba(37, 99, 235, 0.2); }
.s3-gen { background: linear-gradient(135deg, #10b981, #059669); box-shadow: 0 10px 30px rgba(16, 185, 129, 0.2); }
.s4-gen { background: linear-gradient(135deg, #f59e0b, #d97706); box-shadow: 0 10px 30px rgba(245, 158, 11, 0.2); }
.s5-gen { background: linear-gradient(135deg, #ef4444, #b91c1c); box-shadow: 0 10px 30px rgba(239, 68, 68, 0.2); }
.s6-gen { background: linear-gradient(135deg, #8b5cf6, #6d28d9); box-shadow: 0 10px 30px rgba(139, 92, 246, 0.2); }

.s1-gen:hover, .s2-gen:hover, .s3-gen:hover, .s4-gen:hover, .s5-gen:hover, .s6-gen:hover { transform: translateY(-2px); opacity: 0.95; }

.card-formula-box {
  margin-top: 16px;
  background: rgba(139, 92, 246, 0.05);
  border: 1px solid rgba(139, 92, 246, 0.1);
  border-radius: 12px;
  padding: 12px 16px;
  position: relative;
  overflow: hidden;
}

.formula-label {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  color: #8b5cf6;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  opacity: 0.8;
}

.formula-text {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-2);
  font-style: italic;
  font-family: var(--font-main);
}

.f-var {
  color: #fff;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.05);
  padding: 1px 4px;
  border-radius: 4px;
  font-style: normal;
}

/* ── Card Header Refinement ────────────────────────────── */
.card-top {
  margin-bottom: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card-header-main {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card-num-pill {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--card-accent);
  opacity: 0.8;
}

.card-title {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0;
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.platform-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.p-badge {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-2);
  transition: all var(--t);
}

.p-badge:hover {
  background: var(--card-num-bg);
  border-color: var(--card-num-b);
  color: var(--card-num-c);
}

/* Tooltip wrapper */
.tooltip-host {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: help;
}

.card-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.015em;
  line-height: 1.3;
  display: block;
  margin-bottom: 8px;
}

.info-dot {
  font-size: 12px;
  color: var(--text-4);
  transition: color var(--t) var(--ease);
  flex-shrink: 0;
}

.tooltip-host:hover .info-dot { color: var(--card-accent); }

.tooltip-pop {
  position: absolute;
  top: calc(100% + 12px);
  left: -10px;
  width: 320px;
  background: rgba(6,9,22,0.98);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  padding: 18px 20px;
  font-size: 12.5px;
  color: var(--text-2);
  line-height: 1.65;
  z-index: 999;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
  box-shadow: 0 20px 60px rgba(0,0,0,0.7);
  backdrop-filter: blur(20px);
}

.tooltip-host:hover .tooltip-pop { opacity: 1; transform: translateY(0); }

.tp-badge {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 99px;
  margin-bottom: 10px;
}

.s1 .tp-badge { color: var(--blue); background: var(--blue-bg); }
.s2 .tp-badge { color: var(--violet); background: var(--violet-bg); }
.s3 .tp-badge { color: var(--green); background: var(--green-bg); }
.s4 .tp-badge { color: var(--amber); background: var(--amber-bg); }
.s5 .tp-badge { color: var(--blue); background: var(--blue-bg); }

/* Card chips */
.s1 .c-chip { color: var(--blue); background: var(--blue-bg); border: 1px solid var(--blue-border); }
.s2 .c-chip { color: var(--violet); background: var(--violet-bg); border: 1px solid var(--violet-border); }
.s3 .c-chip { color: var(--green); background: var(--green-bg); border: 1px solid var(--green-border); }
.s4 .c-chip { color: var(--amber); background: var(--amber-bg); border: 1px solid var(--amber-border); }
.s5 .c-chip { color: var(--blue); background: var(--blue-bg); border: 1px solid var(--blue-border); }

/* ── Card Fields ─────────────────────────────────────────── */
.card-body { display: flex; flex-direction: column; gap: 16px; }

.field-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-4);
  margin-bottom: 7px;
}

.task-ta {
  width: 100%;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  padding: 13px 15px;
  color: var(--text-1);
  font-family: 'Inter', sans-serif;
  font-size: 13.5px;
  line-height: 1.65;
  resize: vertical;
  min-height: 108px;
  outline: none;
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
}

.task-ta:focus { border-color: var(--card-accent); background: rgba(255,255,255,0.04); }
.task-ta::placeholder { color: rgba(255,255,255,0.4); font-size: 13px; }

/* Upload zone */
.upload-zone {
  border: 1.5px dashed var(--border-1);
  border-radius: var(--r-md);
  padding: 14px 16px;
  cursor: pointer;
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
  background: rgba(255,255,255,0.015);
  position: relative;
}

.upload-zone:hover { border-color: var(--card-accent); background: rgba(255,255,255,0.03); }
.upload-zone.drag-on { border-color: var(--card-accent); background: rgba(255,255,255,0.05); }

.upload-zone input[type="file"] {
  position: absolute; inset: 0;
  opacity: 0; cursor: pointer;
  width: 100%; height: 100%;
}

.upload-row { display: flex; align-items: center; gap: 10px; pointer-events: none; }
.upload-icon { font-size: 18px; }
.upload-meta strong { font-size: 12.5px; color: var(--text-2); font-weight: 600; display: block; margin-bottom: 1px; }
.upload-meta span { font-size: 11.5px; color: var(--text-4); }

/* Image preview */
.img-preview {
  display: none;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border-1);
}

.img-preview.show { display: block; }
.img-preview img { width: 100%; max-height: 150px; object-fit: cover; display: block; }

.img-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(8px);
}

.img-bar span { font-size: 11.5px; color: var(--text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 200px; }

.btn-rem-img {
  font-family: 'Inter', sans-serif;
  font-size: 11px; font-weight: 600;
  padding: 3px 10px;
  border-radius: 99px;
  border: 1px solid rgba(248,113,113,0.3);
  background: rgba(248,113,113,0.12);
  color: #f87171;
  cursor: pointer;
  transition: background var(--t) var(--ease);
  flex-shrink: 0;
}

.btn-rem-img:hover { background: rgba(248,113,113,0.22); }

/* Generate button */
.btn-gen {
  width: 100%;
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--r-md);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  transition: all var(--t) var(--ease);
  display: flex; align-items: center; justify-content: center; gap: 8px;
  letter-spacing: 0.02em;
  background: #fdfcf7; /* Premium Creamy White */
  color: #060916; /* Deep Onyx */
  box-shadow: 0 10px 30px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.8);
}

.btn-gen:hover { 
  background: #ffffff; 
  transform: translateY(-2px); 
  box-shadow: 0 15px 45px rgba(0,0,0,0.4);
}

.btn-gen:active { transform: translateY(0); opacity: 1; }
.btn-gen:disabled { opacity: 0.42; cursor: not-allowed; transform: none; }

.spinner {
  width: 15px; height: 15px;
  border: 2px solid rgba(255,255,255,0.28);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.65s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Output Section ──────────────────────────────────────── */
.output-section {
  display: none;
  padding-top: 20px;
  border-top: 1px solid var(--border-1);
  margin-top: 4px;
}

.output-section.show { display: block; animation: appear 0.3s var(--ease) both; }

.out-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}

.out-label {
  display: flex; align-items: center; gap: 7px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-4);
}

.out-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.s1 .out-dot { background: var(--blue); box-shadow: 0 0 6px var(--blue); }
.s2 .out-dot { background: var(--violet); box-shadow: 0 0 6px var(--violet); }
.s3 .out-dot { background: var(--green); box-shadow: 0 0 6px var(--green); }
.s4 .out-dot { background: var(--amber); box-shadow: 0 0 6px var(--amber); }
.s5 .out-dot { background: var(--blue); box-shadow: 0 0 6px var(--blue); }

.btn-copy {
  font-family: 'Inter', sans-serif;
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 13px;
  border-radius: 99px;
  border: 1px solid var(--border-2);
  color: var(--text-3);
  background: var(--glass);
  cursor: pointer;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease), background var(--t) var(--ease);
  display: flex; align-items: center; gap: 5px;
}

.btn-copy:hover { color: var(--text-2); border-color: var(--border-3); background: var(--glass-hover); }
.btn-copy.copied { color: var(--green); border-color: var(--green-border); background: var(--green-bg); }

.out-text {
  background: rgba(0,0,0,0.28);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  padding: 16px 18px;
  font-size: 12.5px;
  color: var(--text-2);
  line-height: 1.75;
  white-space: pre-wrap;
  font-family: 'Inter', sans-serif;
  max-height: 300px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-2) transparent;
}

.out-text::-webkit-scrollbar { width: 3px; }
.out-text::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 4px; }

/* ── Model Recommendation ────────────────────────────────── */
.models-block {
  display: none;
  margin-top: 14px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  padding: 16px;
}

.models-block.show { display: block; }

.models-head {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-4);
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 6px;
}

.model-rows { display: flex; flex-direction: column; gap: 7px; }

.model-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--glass);
  border: 1px solid var(--border-1);
  border-radius: var(--r-sm);
}

.m-priority {
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  width: 62px;
  flex-shrink: 0;
}

.m-priority.primary   { color: var(--amber); }
.m-priority.secondary { color: var(--text-3); }
.m-priority.tertiary  { color: var(--text-4); }

.m-name { font-size: 13px; font-weight: 600; color: var(--text-1); flex: 1; }
.m-role { font-size: 11.5px; color: var(--text-4); }

/* ── Footer ──────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border-1);
  padding: 28px 32px;
  text-align: center;
  font-size: 12.5px;
  color: var(--text-4);
}

footer em { color: var(--text-3); font-style: normal; font-weight: 500; }

/* ── Global Scrollbar ────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 5px; }

/* ── Systems Grid (quad-grid) ───────────────────────── */
.systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.double-grid {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 1024px) {
  .double-grid {
    grid-template-columns: 1fr;
  }
}

.triple-grid { grid-template-columns: repeat(3, 1fr); }
.quad-grid { grid-template-columns: repeat(4, 1fr); }

/* Ensure card 4 uses amber scheme */
.s4 { --card-accent: var(--amber); --card-bg: var(--amber-bg); --card-border-lit: var(--amber-border); }
/* Ensure card 5 uses blue scheme (same as other systems) */
.s5 { --card-accent: var(--blue); --card-num-bg: var(--blue-bg); --card-num-c: var(--blue); --card-num-b: var(--blue-border); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .systems-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
}

@media (max-width: 760px) {
  .hero { padding: 60px 0 48px; }
  .hero h1 { font-size: 36px; }
  .systems-grid { grid-template-columns: 1fr; }
  .rec-input-row { flex-direction: column; }
  .btn-analyze { width: 100%; padding: 14px; }
  .header-inner { padding: 13px 20px; }
  .recommender-card { padding: 24px 22px; }
  .s-card { padding: 24px; }
  .tooltip-pop { width: 270px; left: 0; }
}

/* ── History Sidebar ───────────────────────────────────── */
.history-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 420px;
  background: rgba(4, 6, 15, 0.95);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border-left: 1px solid var(--border-2);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  box-shadow: -20px 0 60px rgba(0,0,0,0.6);
}

.history-drawer.open { transform: translateX(0); }

.h-drawer-top {
  padding: 24px 32px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border-1);
}

.h-drawer-title {
  display: flex; align-items: center; gap: 10px;
  font-size: 16px; font-weight: 700; color: var(--text-1);
}

.h-count {
  font-size: 11px; font-weight: 700;
  padding: 2px 8px; border-radius: 99px;
  background: var(--glass); border: 1px solid var(--border-1); color: var(--text-3);
}

.btn-close-drawer {
  background: transparent; border: none; font-size: 18px; color: var(--text-4);
  cursor: pointer; transition: color var(--t) var(--ease);
}
.btn-close-drawer:hover { color: var(--text-2); }

.h-drawer-body {
  flex: 1; overflow-y: auto; padding: 24px 32px;
  display: flex; flex-direction: column; gap: 16px;
  scrollbar-width: thin; scrollbar-color: var(--border-2) transparent;
}

.h-drawer-body::-webkit-scrollbar { width: 4px; }
.h-drawer-body::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 4px; }

.h-empty {
  text-align: center; color: var(--text-4); padding: 40px 0; font-size: 13.5px;
}

.h-item {
  background: var(--glass); border: 1px solid var(--border-1);
  border-radius: var(--r-md); padding: 16px;
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
  cursor: pointer; position: relative;
}
.h-item:hover { border-color: var(--border-3); background: var(--glass-hover); }

.h-item-meta { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.h-item-sys { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; }
.h-item-time { font-size: 10px; color: var(--text-4); }

.h-item-task {
  font-size: 12.5px; color: var(--text-2); line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.out-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.out-actions { display: flex; gap: 8px; }

.btn-dl { 
  font-size: 15px !important;
  padding: 0 10px !important;
}

.h-drawer-footer {
  padding: 20px 32px; border-top: 1px solid var(--border-1);
}

.btn-clear-history {
  width: 100%; padding: 10px; background: transparent;
  border: 1px solid rgba(248, 113, 113, 0.2); border-radius: 99px;
  color: #f87171; font-family: 'Inter', sans-serif; font-size: 12px; font-weight: 600;
  cursor: pointer; transition: background var(--t) var(--ease);
}
.btn-clear-history:hover { background: rgba(248, 113, 113, 0.08); }


/* ── M.I.D. Results (Professional Report Look) ───────────── */
.rec-result {
  margin-top: 24px;
  display: none;
  animation: slideDown 0.4s var(--ease) both;
}

.rec-result.show { display: block; }

.rec-inner {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 32px;
  display: grid;
  grid-template-areas: 
    "label badge"
    "chips chips"
    "reason reason";
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 20px;
}

.rec-label {
  grid-area: label;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.rec-main-badge {
  grid-area: badge;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
}

.rec-chips {
  grid-area: chips;
  display: flex;
  gap: 12px;
}

.rec-chip {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
}

.diff-hard { color: #f87171; background: rgba(248,113,113,0.1); border-color: rgba(248,113,113,0.2); }

.rec-reason {
  grid-area: reason;
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-2);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 20px;
}

.rec-models {
  grid-area: reason;
  font-size: 13.5px;
  color: var(--text-3);
  line-height: 1.6;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 16px;
}

/* ── Form Controls for System 1 ───────────────────────── */
.field-row {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.field-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-3);
  opacity: 1;
}

.task-select {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-1);
  border-radius: 8px;
  color: var(--text-2);
  padding: 8px 12px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='rgba(100,120,170,0.70)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px;
  transition: all var(--t);
}

.task-select:hover {
  border-color: var(--border-2);
  background-color: rgba(255,255,255,0.08);
}

.task-select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 2px rgba(37,99,235,0.15);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Highlighted Card (Impactful Selection) ────────────────── */
.s-card.highlighted {
  border-color: var(--card-accent) !important;
  box-shadow: 0 0 0 2px var(--card-accent), 0 40px 120px rgba(0,0,0,0.5);
  transform: scale(1.02);
  z-index: 10;
}

.s-card.highlighted::after {
  content: 'BEST CHOICE';
  position: absolute;
  top: 20px; right: 20px;
  padding: 6px 14px;
  background: var(--card-accent);
  color: #000;
  font-size: 11px;
  font-weight: 900;
  border-radius: 6px;
  letter-spacing: 0.05em;
}

/* ── Models Block Refinement ────────────────────────────── */
.models-block {
  margin-top: 32px;
  padding: 32px;
  background: rgba(0,0,0,0.2);
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,0.05);
  display: none;
  animation: fadeIn 0.5s var(--ease);
}

.models-block.show { display: block; }

.models-head {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.models-head::before {
  content: '';
  width: 12px; height: 12px;
  background: var(--card-accent);
  border-radius: 3px;
  box-shadow: 0 0 10px var(--card-accent);
}

.model-rows {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.model-row {
  display: grid;
  grid-template-columns: minmax(88px, auto) 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 16px;
  background: rgba(255,255,255,0.03);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.05);
  transition: all var(--t);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 10px;
  width: 100%;
}

.btn-sync {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-2);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.btn-sync:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--p-color);
  color: #fff;
}

.btn-sync.loading .sync-icon {
  display: inline-block;
  animation: spin 1s linear infinite;
}



.indexed-path {
  flex: 1;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-3);
  background: rgba(0, 0, 0, 0.2);
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.backend-active .btn-sync {
  border-color: rgba(16, 185, 129, 0.3);
}

.model-row:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.1);
}

.m-priority {
  font-size: 10px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 6px;
  text-align: center;
  white-space: nowrap;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.m-priority.primary { background: var(--card-accent); color: #000; }
.m-priority.secondary { border: 1px solid var(--card-accent); color: var(--card-accent); }
.m-priority.tertiary { color: var(--text-3); }

.m-name {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.m-role {
  font-size: 13px;
  color: var(--text-2);
  font-style: italic;
  opacity: 0.8;
}

@media (max-width: 480px) {
  .history-drawer { width: 100%; border-left: none; }
}

/* ── System 5 (JSON) Custom IDE Styling ───────────────────── */
#card-5 .task-ta {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  background: rgba(0, 0, 0, 0.3);
  border-color: rgba(239, 68, 68, 0.15);
  font-size: 13px;
  line-height: 1.5;
}

#card-5 .task-ta:focus {
  border-color: rgba(239, 68, 68, 0.4);
  background: rgba(0, 0, 0, 0.4);
}

#otext-5 {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  color: #34d399; /* Green for code-like feel */
  background: rgba(0, 0, 0, 0.4);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid rgba(52, 211, 153, 0.1);
  font-size: 13px;
}

#card-5 .field-label {
  color: var(--text-3);
  opacity: 1;
}

.s5 .card-top {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 24px;
}

.btn-gen {
  text-transform: none !important;
}

.s5 .btn-gen {
  margin-top: 12px;
  letter-spacing: 0.05em;
}

/* ── System 11 (/goal) ────────────────────────────────────── */

/* Accent color: electric orange — stands apart from the blue/green/violet palette */
:root {
  --orange:        #f97316;
  --orange-bg:     rgba(249,115,22,0.09);
  --orange-border: rgba(249,115,22,0.28);
  --orange-glow:   rgba(249,115,22,0.18);
}

/* Tab */
.s11-tab .tab-num {
  color: var(--orange);
  background: var(--orange-bg);
  border-color: var(--orange-border);
}
.s11-tab.active .tab-num {
  background: var(--orange);
  color: #000;
  border-color: var(--orange);
}
.s11-tab:hover .tab-num { background: var(--orange-bg); }

/* Card accent */
.s11 { --card-accent: var(--orange); }
.s11 .card-glow { background: radial-gradient(ellipse 60% 40% at 50% 0%, var(--orange-glow), transparent); }
.s11 .card-num-pill.s11-pill {
  background: var(--orange-bg);
  color: var(--orange);
  border: 1px solid var(--orange-border);
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.s11 .tooltip-pop { border-color: var(--orange-border); }
.s11 .tp-badge.s11-badge {
  color: var(--orange);
  background: var(--orange-bg);
  border: 1px solid var(--orange-border);
}

/* Intro banner */
.s11-intro {
  border: 1px solid var(--orange-border);
  background: var(--orange-bg);
  border-radius: var(--r-md);
  padding: 16px 20px;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.s11-intro-lead {
  font-size: 13px;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 0.01em;
}
.s11-intro-rule {
  font-size: 12.5px;
  color: var(--text-2);
  line-height: 1.5;
}
.s11-intro-close {
  font-size: 12px;
  color: var(--text-4);
  font-style: italic;
}

/* Agent toggle */
.s11-agent-toggle {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
}
.s11-agent-btn {
  padding: 7px 18px;
  border-radius: 999px;
  border: 1px solid var(--border-2);
  background: var(--glass);
  color: var(--text-3);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--t) var(--ease);
}
.s11-agent-btn:hover {
  border-color: var(--orange-border);
  color: var(--orange);
  background: var(--orange-bg);
}
.s11-agent-btn.active {
  background: var(--orange);
  border-color: var(--orange);
  color: #000;
}

/* Section blocks */
.s11-section {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border-1);
}
.s11-section:last-of-type { border-bottom: none; }

.s11-section-label {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.s11-section-num {
  font-size: 11px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.08em;
  background: var(--orange-bg);
  border: 1px solid var(--orange-border);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: 'Outfit', sans-serif;
  flex-shrink: 0;
}
.s11-section-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1);
}
.s11-section-hint {
  font-size: 12px;
  color: var(--text-4);
  font-style: italic;
}

/* Context grid */
.s11-context-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 640px) { .s11-context-grid { grid-template-columns: 1fr; } }

/* text input (single-line) */
.task-input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  color: var(--text-1);
  font-family: inherit;
  font-size: 13.5px;
  padding: 10px 14px;
  transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}
.task-input::placeholder { color: var(--text-4); }
.task-input:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 2px var(--orange-glow);
}

/* Success criteria list */
.s11-criteria-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.s11-criteria-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.s11-criteria-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
  min-width: 20px;
  font-family: 'Outfit', sans-serif;
}
.s11-criteria-input { flex: 1; }
.s11-add-criteria {
  background: none;
  border: 1px dashed var(--border-2);
  border-radius: var(--r-sm);
  color: var(--text-4);
  font-size: 12px;
  padding: 7px 14px;
  cursor: pointer;
  transition: all var(--t) var(--ease);
  width: 100%;
}
.s11-add-criteria:hover {
  border-color: var(--orange-border);
  color: var(--orange);
  background: var(--orange-bg);
}

/* Rules grid */
.s11-rules-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
@media (max-width: 640px) { .s11-rules-grid { grid-template-columns: 1fr; } }

.s11-rule-toggle {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--border-1);
  background: var(--glass);
  cursor: pointer;
  transition: all var(--t) var(--ease);
  opacity: 0.45;
}
.s11-rule-toggle.active {
  border-color: var(--orange-border);
  background: var(--orange-bg);
  opacity: 1;
}
.s11-rule-toggle:hover { opacity: 0.85; border-color: var(--orange-border); }

.s11-rule-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border-2);
  flex-shrink: 0;
  margin-top: 5px;
  transition: background var(--t) var(--ease);
}
.s11-rule-toggle.active .s11-rule-dot { background: var(--orange); }

.s11-rule-text { display: flex; flex-direction: column; gap: 2px; }
.s11-rule-name {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-2);
  letter-spacing: 0.05em;
  font-family: 'Outfit', sans-serif;
}
.s11-rule-toggle.active .s11-rule-name { color: var(--orange); }
.s11-rule-desc { font-size: 11px; color: var(--text-4); line-height: 1.4; }

/* Quality + Deliverable side-by-side */
.s11-section-row {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.s11-half { flex: 1; min-width: 220px; }
.s11-half .s11-section-label { margin-bottom: 12px; }

.s11-quality-checks {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.s11-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--text-3);
  cursor: pointer;
}
.s11-check input[type=checkbox] {
  accent-color: var(--orange);
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Generate button */
.s11-gen {
  background: linear-gradient(135deg, var(--orange) 0%, #ea580c 100%);
  color: #000;
  font-weight: 800;
  border: none;
  box-shadow: 0 4px 24px rgba(249,115,22,0.35);
}
.s11-gen:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 32px rgba(249,115,22,0.5);
}
.s11-gen:active { transform: translateY(0); }

/* Output section — monospace for prompt text */
.s11 .out-text {
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', ui-monospace, monospace;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-2);
}

/* History badge for /goal */
.hi-system.badge-s11 {
  background: var(--orange-bg);
  color: var(--orange);
  border-color: var(--orange-border);
}