/**
 * demo.css
 * Styles for PantherUI full demo page (header + sidebar + stage + footer)
 */

/* --- Design Tokens ----------------------------------------------- */

:root {
  --ink:        #0d0d0d;
  --paper:      #f0ede8;
  --orange:     #e84c1e;
  --orange-dim: #b33a15;
  --font-head:  'Syne', sans-serif;
  --font-mono:  'DM Mono', monospace;
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Reset & Base ------------------------------------------------ */

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

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
}

/* --- Layout Shell ------------------------------------------------ */

#shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  grid-template-rows: 56px 1fr 80px;
  width: 100%; height: 100%;
  animation: fadeSlide 0.5s var(--ease-out);
}

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

/* --- Top Bar ----------------------------------------------------- */

#topbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  border-bottom: 1px solid #2a2a2a;
  background: #0d0d0d;
  z-index: 10;
}

.logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--paper);
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 28px; height: 28px;
  background: var(--orange);
  clip-path: polygon(50% 0%, 100% 38%, 82% 100%, 18% 100%, 0% 38%);
  flex-shrink: 0;
}

.logo-version {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 300;
  color: #666;
  align-self: flex-end;
  padding-bottom: 2px;
  letter-spacing: 0.08em;
}

.topbar-status {
  font-size: 0.7rem;
  font-weight: 300;
  color: #555;
  letter-spacing: 0.1em;
}

.status-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #3a3;
  margin-right: 6px;
  animation: blink 2s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* --- Sidebar ----------------------------------------------------- */

#sidebar {
  grid-row: 2;
  background: #111;
  border-right: 1px solid #222;
  overflow-y: auto;
  padding: 24px 0;
  display: flex;
  flex-direction: column;
}

.sidebar-section {
  padding: 0 0 16px 0;
  margin: 0 0 4px 0;
  border-bottom: 1px solid #1e1e1e;
}

.sidebar-label {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: #444;
  text-transform: uppercase;
  padding: 0 20px 10px;
  font-weight: 400;
}

/* --- Controls ---------------------------------------------------- */

.ctrl-group {
  padding: 10px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ctrl-label {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: #555;
  margin-bottom: 2px;
}

.ctrl-row {
  display: flex;
  gap: 6px;
}

button {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  border: 1px solid #333;
  background: #1a1a1a;
  color: var(--paper);
  padding: 7px 12px;
  border-radius: 3px;
  transition: all 120ms ease;
  flex: 1;
  white-space: nowrap;
}

button:hover  { background: #2a2a2a; border-color: #444; }
button:active { background: var(--orange); border-color: var(--orange); color: #fff; }

button.primary {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
}
button.primary:hover { background: var(--orange-dim); border-color: var(--orange-dim); }

select {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  background: #1a1a1a;
  color: var(--paper);
  border: 1px solid #333;
  border-radius: 3px;
  padding: 7px 10px;
  width: 100%;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M0 0l5 6 5-6z' fill='%23666'/></svg>");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color 120ms ease;
}

select:hover { border-color: #444; }
select:focus { outline: none; border-color: var(--orange); }

.side-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 10px 16px;
}

.side-btn {
  font-size: 0.65rem;
  padding: 6px 4px;
  text-align: center;
}

/* --- Event Log --------------------------------------------------- */

#log-box {
  padding: 0 16px;
  max-height: 140px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

#log-box::-webkit-scrollbar { width: 3px; }
#log-box::-webkit-scrollbar-thumb { background: #333; border-radius: 2px; }

.log-entry {
  font-size: 0.62rem;
  color: #505050;
  line-height: 1.5;
  border-left: 2px solid #222;
  padding-left: 6px;
  font-style: italic;
  animation: logIn 0.2s var(--ease-out);
}

.log-entry.highlight {
  color: #7a7;
  border-left-color: #4a6;
}

@keyframes logIn {
  from { opacity: 0; transform: translateX(-4px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* --- Stage ------------------------------------------------------- */

#stage {
  grid-row: 2;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse 60% 60% at 50% 50%, #1a1a1a 0%, #0d0d0d 100%);
}

#stage::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* --- PantherUI overrides ----------------------------------------- */

.panther-Carousel-container {
  background: transparent !important;
  z-index: 1;
}

.panther-Carousel-carousel figure {
  border-left: 1px solid rgba(255,255,255,0.06);
}

.panther-Carousel-panelTitleBar {
  background: rgba(10,10,10,0.95) !important;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-family: var(--font-head);
  font-size: 0.85rem !important;
  letter-spacing: 0.06em;
  backdrop-filter: blur(4px);
}

.panther-Carousel-panelTitle {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.panther-Carousel-panelContent {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #ccc;
  padding: 14px !important;
}

.panther-Carousel-panelContent ul { box-shadow: none !important; }

.panther-Carousel-panelContent li {
  background: rgba(255,255,255,0.04) !important;
  border-bottom: 1px solid rgba(255,255,255,0.06) !important;
  color: #bbb !important;
  font-size: 0.77rem;
}

.panther-Carousel-panelContent li:nth-child(even) {
  background: rgba(255,255,255,0.02) !important;
}

/* --- Panel accent bars ------------------------------------------- */

.panel-accent { height: 3px; width: 100%; }
.p-accent-orange { background: linear-gradient(90deg, var(--orange), #f09050); }
.p-accent-teal   { background: linear-gradient(90deg, #1a8a8a, #2dd4bf); }
.p-accent-blue   { background: linear-gradient(90deg, #1a4aaa, #60a5fa); }
.p-accent-green  { background: linear-gradient(90deg, #166534, #4ade80); }
.p-accent-purple { background: linear-gradient(90deg, #6b21a8, #c084fc); }

/* --- Bottom Bar --------------------------------------------------- */

#bottombar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  border-top: 1px solid #1e1e1e;
  background: #0a0a0a;
}

.info-strip {
  display: flex;
  gap: 28px;
  align-items: center;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.info-key {
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  color: #444;
  text-transform: uppercase;
}

.info-val {
  font-size: 0.78rem;
  color: #888;
  font-weight: 300;
}

.info-val span { color: var(--orange); font-weight: 400; }

.credit {
  font-size: 0.6rem;
  color: #333;
  letter-spacing: 0.06em;
}

/* --- Hint -------------------------------------------------------- */

#hint {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.7);
  border: 1px solid #333;
  color: #666;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: 20px;
  white-space: nowrap;
  pointer-events: none;
  z-index: 50;
  animation: hintPulse 3s ease-in-out infinite;
}

@keyframes hintPulse {
  0%, 100% { opacity: 0.6; }
  50%       { opacity: 1; }
}

/* --- Dot indicators ----------------------------------------------- */

#indicator {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 50;
}

.dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #333;
  border: 1px solid #444;
  cursor: pointer;
  transition: all 300ms var(--ease-out);
}

.dot.active {
  background: var(--orange);
  border-color: var(--orange);
  transform: scale(1.4);
}