/* ============================================================
   Fedora MacTahoe — Playground shared styles (all function pages)
   ============================================================ */
:root {
  --bg: #060608;
  --text: #f2f2f7;
  --text-secondary: #98989f;
  --glass-border: rgba(255,255,255,0.075);
  --accent: #3b9eff;
  --card-bg: rgba(12,12,20,0.78);
  --peach: #fb923c;
  --pink: #f472b6;
  --term-bg: #0a0a12;
  --term-border: rgba(255,255,255,0.09);
  --cyan: #22d3ee;
  --yellow: #fbbf24;
  --green: #4ade80;
  --red: #f87171;
  --dim: #8b8b93;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg); color: var(--text);
  font-family: 'Plus Jakarta Sans', sans-serif;
  min-height: 100vh; overflow-x: hidden;
}
.glass { background: var(--card-bg); backdrop-filter: blur(18px); border: 1px solid var(--glass-border); }
.ico { width: 18px; height: 18px; display: inline-block; vertical-align: middle; flex-shrink: 0; pointer-events: none; }
.ico-sm { width: 14px; height: 14px; }

.nav-sub-link {
  padding: 5px 12px; border-radius: 8px; font-size: 0.82rem; font-weight: 500;
  color: var(--text-secondary); text-decoration: none; transition: all 0.25s ease;
}
.nav-sub-link:hover { color: var(--text); background: var(--card-bg); }

.back-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: 'Space Grotesk', sans-serif; font-size: 0.8rem; font-weight: 600;
  padding: 6px 13px; border-radius: 10px; text-decoration: none;
  background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
  color: var(--text); transition: all 0.25s ease;
}
.back-btn:hover { border-color: rgba(139,92,246,0.5); transform: translateY(-1px); }

.wrap { max-width: 880px; margin: 0 auto; padding: 6.5rem 1.5rem 4rem; }
.section-label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--peach); margin-bottom: 0.8rem;
}
h1.page-title { font-family: 'Space Grotesk', sans-serif; font-size: 2.2rem; font-weight: 700; line-height: 1.15; margin-bottom: 0.5rem; }
.gradient-text { background: linear-gradient(135deg, var(--peach), var(--pink)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.page-sub { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.6; margin-bottom: 2rem; }

.stepper { display: flex; align-items: center; gap: 10px; margin-bottom: 1.6rem; font-size: 0.8rem; color: var(--text-secondary); }
.stepper-count {
  font-family: 'JetBrains Mono', monospace; font-size: 0.75rem;
  background: rgba(139,92,246,0.12); border: 1px solid rgba(139,92,246,0.3);
  color: #c4b5fd; border-radius: 999px; padding: 3px 12px;
}
.stepper-nav { display: inline-flex; gap: 6px; margin-left: auto; }
.stepper-nav a {
  font-family: 'JetBrains Mono', monospace; font-size: 0.7rem;
  padding: 4px 12px; border-radius: 999px; text-decoration: none;
  background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
  color: var(--text-secondary); transition: all 0.2s ease;
}
.stepper-nav a:hover { border-color: rgba(139,92,246,0.5); color: var(--text); }

.term-window { background: var(--term-bg); border: 1px solid var(--term-border); border-radius: 16px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.55); position: relative; }
.term-bar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: rgba(255,255,255,0.04); border-bottom: 1px solid var(--term-border); }
.dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.dot-r { background: #ff5f57; } .dot-y { background: #febc2e; } .dot-g { background: #28c840; }
.term-title { font-family: 'JetBrains Mono', monospace; font-size: 0.72rem; color: var(--dim); margin-left: 8px; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.term-body { font-family: 'JetBrains Mono', monospace; font-size: 0.78rem; line-height: 1.5; padding: 18px 20px 20px; min-height: 260px; overflow-x: auto; white-space: pre; color: #d7d7df; }
.term-line { min-height: 1.5em; white-space: pre; }
.c-cyan { color: var(--cyan); } .c-yellow { color: var(--yellow); }
.c-green { color: var(--green); } .c-red { color: var(--red); }
.c-dim { color: var(--dim); } .c-white { color: #f2f2f7; } .c-gray { color: #9ca3af; }
.c-lcyan { color: #a5f3fc; } .c-lpurple { color: #d8b4fe; }
.cursor { display: inline-block; width: 8px; height: 15px; background: var(--cyan); vertical-align: -2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.cmd-text { color: #f2f2f7; }

/* mouse-follow glow inside the terminal (the "keyboard") */
.kb-track {
  position: absolute;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: radial-gradient(circle,
    rgba(34, 211, 238, 0.30) 0%,
    rgba(34, 211, 238, 0.10) 45%,
    rgba(34, 211, 238, 0) 70%);
  filter: blur(1.2px);
  pointer-events: none; user-select: none;
  z-index: 3;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.3s ease, left 0.15s ease-out, top 0.15s ease-out;
  will-change: left, top;
}
.kb-track.show { opacity: 1; }
.manual-term, .term-window { position: relative; }

.demo-actions { display: flex; align-items: center; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.btn {
  font-family: 'Space Grotesk', sans-serif; font-size: 0.8rem; font-weight: 600;
  padding: 9px 18px; border-radius: 12px; cursor: pointer;
  border: 1px solid var(--glass-border); background: var(--card-bg);
  color: var(--text); transition: all 0.25s ease; text-decoration: none;
  display: inline-flex; align-items: center; gap: 7px;
}
.btn:hover { border-color: rgba(139,92,246,0.5); transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, #8b5cf6, #6d28d9); border-color: transparent; color: #fff; }
.btn-primary:hover { box-shadow: 0 6px 24px rgba(139,92,246,0.4); }
.btn-ghost { background: transparent; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.block { margin-top: 2.6rem; }
.block-label { display: flex; align-items: center; gap: 8px; font-family: 'Space Grotesk', sans-serif; font-size: 0.9rem; font-weight: 700; margin-bottom: 0.9rem; }
.block-label .tag { font-size: 0.6rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; padding: 3px 9px; border-radius: 999px; margin-left: auto; }
.tag-auto { background: rgba(34,211,238,0.12); border: 1px solid rgba(34,211,238,0.3); color: var(--cyan); }
.tag-manual { background: rgba(251,146,60,0.12); border: 1px solid rgba(251,146,60,0.3); color: var(--peach); }

.manual-term { background: var(--term-bg); border: 1px solid var(--term-border); border-radius: 16px; padding: 18px 20px 20px; }
.manual-line { display: flex; align-items: center; gap: 0; }
.manual-prompt { color: var(--green); font-family: 'JetBrains Mono', monospace; font-size: 0.78rem; margin-right: 1ch; }
.manual-input {
  flex: 1; background: transparent; border: none; outline: none;
  font-family: 'JetBrains Mono', monospace; font-size: 0.78rem; color: #f2f2f7; caret-color: var(--green);
}
.manual-output { margin-top: 10px; font-family: 'JetBrains Mono', monospace; font-size: 0.78rem; line-height: 1.5; min-height: 1.5em; }
.hint-line { color: var(--dim); font-size: 0.78rem; margin-top: 8px; font-family: 'JetBrains Mono', monospace; }
.valid-list { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 6px; }
.valid-chip {
  font-family: 'JetBrains Mono', monospace; font-size: 0.64rem;
  padding: 2px 9px; border-radius: 999px; cursor: pointer;
  background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
  color: var(--text-secondary); transition: all 0.2s ease;
}
.valid-chip:hover { border-color: rgba(34,211,238,0.4); color: var(--text); }

#toast {
  position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--card-bg); border: 1px solid rgba(139,92,246,0.35);
  color: var(--text); font-size: 0.8rem; padding: 11px 20px; border-radius: 12px;
  opacity: 0; pointer-events: none; transition: all 0.3s ease; z-index: 99;
  font-family: 'Plus Jakarta Sans', sans-serif; max-width: 90vw; text-align: center;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 640px) {
  h1.page-title { font-size: 1.7rem; }
  .term-body { font-size: 0.66rem; padding: 14px 12px 16px; }
  .manual-term { padding: 14px 12px 16px; }
  .manual-prompt, .manual-input, .manual-output { font-size: 0.66rem; }
}