/* Showcase dashboard — desktop public visitor view.
   Hidden on viewports under 1024px; app.js renders the stock cockpit there. */

@media (max-width: 1023px) {
  .showcase:not(.showcase-preview) { display: none; }
}

.showcase.showcase-preview {
  min-height: 100dvh;
  padding: var(--s-5) 0 var(--s-7);
}

.showcase {
  position: relative;
  isolation: isolate;
  padding: var(--s-7) 0 var(--s-8);
  overflow: hidden;
}

.showcase-banner {
  max-width: 1200px;
  margin: 0 auto var(--s-5);
  padding: var(--s-3) var(--s-5);
  background: oklch(40% 0.13 32 / 0.18);
  border: 1px solid oklch(64% 0.20 22 / 0.45);
  border-radius: var(--r-md);
  color: var(--text-2);
  font-size: var(--t-sm);
  line-height: 1.5;
}
.showcase-banner code {
  background: oklch(14% 0.008 255 / 0.7);
  padding: 1px 6px;
  border-radius: var(--r-xs);
  font-family: var(--f-mono);
  font-size: 0.85em;
}

.showcase-bg {
  position: absolute;
  inset: -10%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 18% 22%, oklch(45% 0.18 32 / 0.45), transparent 60%),
    radial-gradient(ellipse 55% 45% at 82% 78%, oklch(40% 0.16 250 / 0.4), transparent 60%),
    radial-gradient(ellipse 60% 40% at 50% 100%, oklch(45% 0.17 295 / 0.3), transparent 65%),
    var(--bg-2);
  filter: saturate(1.2);
  animation: showcase-bg-drift 22s ease-in-out infinite alternate;
}
@keyframes showcase-bg-drift {
  0%   { transform: translate3d(0, 0, 0)        scale(1); }
  100% { transform: translate3d(2%, -1.5%, 0)   scale(1.04); }
}

.showcase-grain {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.045;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.65 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

.showcase-headline {
  text-align: center;
  margin: 0 auto var(--s-6);
  padding: 0 var(--s-5);
  max-width: 1200px;
}
.showcase-eyebrow {
  display: inline-block;
  font-size: var(--t-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--s-3);
  padding: 6px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  background: oklch(14% 0.008 255 / 0.5);
  backdrop-filter: blur(8px);
}
.showcase-headline h1 {
  font-size: clamp(3.5rem, 8vw, 8rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.92;
  margin: 0 0 var(--s-3);
  background: linear-gradient(120deg, var(--text) 28%, var(--accent) 62%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 80px oklch(66% 0.19 32 / 0.25);
}
.showcase-headline p {
  font-size: var(--t-xl);
  color: var(--text-2);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.45;
}

.showcase-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
  padding: 0 var(--s-6);
  max-width: 1600px;
  margin: 0 auto var(--s-7);
}

.showcase-twin {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  isolation: isolate;
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1),
              border-color 600ms cubic-bezier(0.16, 1, 0.3, 1),
              filter 500ms ease,
              opacity 500ms ease;
  padding: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  display: block;
  width: 100%;
}
.showcase-twin:hover,
.showcase-twin:focus-visible {
  transform: translateY(-6px) scale(1.005);
  border-color: var(--accent);
  outline: none;
}
.showcase-twin-selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent), 0 30px 80px -40px var(--accent);
  transform: translateY(-6px) scale(1.015);
}
.showcase-hero-focused .showcase-twin:not(.showcase-twin-selected) {
  opacity: 0.45;
  filter: saturate(0.6);
}
.showcase-hero-focused .showcase-twin:not(.showcase-twin-selected):hover {
  opacity: 0.85;
  filter: saturate(0.85);
}

.showcase-focus-banner {
  max-width: 1200px;
  margin: 0 auto var(--s-5);
  padding: var(--s-3) var(--s-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-3);
  background: oklch(14% 0.008 255 / 0.55);
  border: 1px solid oklch(66% 0.19 32 / 0.45);
  border-radius: var(--r-md);
  color: var(--text-2);
  font-size: var(--t-sm);
}
.showcase-focus-reset {
  background: var(--accent);
  color: oklch(12% 0 0);
  border: none;
  font: inherit;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: transform var(--dur-fast), filter var(--dur-fast);
}
.showcase-focus-reset:hover { transform: translateY(-1px); filter: brightness(1.08); }

.showcase-twin-photo {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 18%;
  transition: transform 1200ms cubic-bezier(0.16, 1, 0.3, 1),
              filter 800ms ease,
              opacity 700ms cubic-bezier(0.16, 1, 0.3, 1);
  z-index: -1;
  will-change: opacity, transform;
}

/* Resting (A) is the base layer; Action (B) sits on top and fades in on hover. */
.showcase-twin-photo-a {
  z-index: -2;
  opacity: 1;
}
.showcase-twin-photo-b {
  z-index: -1;
  opacity: 0;
  filter: saturate(1.2) contrast(1.05);
}
.showcase-twin:hover .showcase-twin-photo-a,
.showcase-twin:focus-within .showcase-twin-photo-a {
  opacity: 0;
  transform: scale(1.04);
}
.showcase-twin:hover .showcase-twin-photo-b,
.showcase-twin:focus-within .showcase-twin-photo-b {
  opacity: 1;
  transform: scale(1.06);
}

.showcase-twin-peter .showcase-twin-photo-a { background-image: url("img/peter-a.jpg"); }
.showcase-twin-peter .showcase-twin-photo-b { background-image: url("img/peter-b.jpg"); }
.showcase-twin-julian .showcase-twin-photo-a { background-image: url("img/julian-a.jpg"); }
.showcase-twin-julian .showcase-twin-photo-b { background-image: url("img/julian-b.jpg"); }

/* Energy aura that pulses behind the action portrait on hover. */
.showcase-twin::after {
  content: "";
  position: absolute;
  inset: -2px;
  z-index: 1;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(circle at 50% 50%, transparent 55%, var(--twin-aura, var(--accent)) 100%);
  mix-blend-mode: screen;
  opacity: 0;
  transition: opacity 800ms ease;
}
.showcase-twin:hover::after,
.showcase-twin:focus-within::after { opacity: 0.45; }

.showcase-twin-peter  { --twin-aura: oklch(72% 0.20 60 / 0.85); }
.showcase-twin-julian { --twin-aura: oklch(70% 0.22 295 / 0.85); }

/* Cursed-technique label appears on hover. */
.showcase-twin-technique {
  position: absolute;
  top: var(--s-3);
  left: var(--s-3);
  z-index: 2;
  font-size: var(--t-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--twin-aura, var(--accent));
  font-weight: 800;
  padding: 6px 12px;
  border: 1px solid currentColor;
  border-radius: var(--r-pill);
  background: oklch(0% 0 0 / 0.55);
  backdrop-filter: blur(6px);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 500ms ease, transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}
.showcase-twin:hover .showcase-twin-technique,
.showcase-twin:focus-within .showcase-twin-technique {
  opacity: 1;
  transform: translateY(0);
}

.showcase-twin-overlay {
  position: absolute;
  inset: 0;
  padding: clamp(var(--s-4), 3vw, var(--s-6));
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 8px;
  background: linear-gradient(to top,
    oklch(0% 0 0 / 0.85) 0%,
    oklch(0% 0 0 / 0.5) 35%,
    transparent 70%);
}
.showcase-twin-tag {
  font-size: var(--t-xs);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}
.showcase-twin-name {
  font-size: clamp(2.5rem, 5.5vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 0.9;
  margin: 0 0 var(--s-3);
  color: var(--text);
}
.showcase-twin-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-3) var(--s-5);
  margin-top: var(--s-2);
}
.showcase-twin-stat { display: flex; flex-direction: column; gap: 2px; }
.showcase-twin-stat strong {
  font-size: clamp(1.5rem, 2.6vw, 2.4rem);
  font-weight: 800;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -0.02em;
}
.showcase-twin-stat small {
  font-size: var(--t-xs);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.showcase-twin-meta {
  display: block;
  margin-top: var(--s-3);
  padding-top: var(--s-2);
  border-top: 1px solid oklch(34% 0.014 255 / 0.4);
  font-size: var(--t-xs);
  color: var(--text-2);
  letter-spacing: 0.04em;
}

.showcase-mega-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-4);
  padding: 0 var(--s-6);
  max-width: 1600px;
  margin: 0 auto;
}
@media (max-width: 1280px) {
  .showcase-mega-stats { grid-template-columns: repeat(2, 1fr); }
}

.showcase-mega-stat {
  background: oklch(14% 0.008 255 / 0.55);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid oklch(34% 0.014 255 / 0.5);
  border-radius: var(--r-lg);
  padding: var(--s-5) var(--s-5) var(--s-4);
  transition: transform var(--dur-normal) var(--ease-out),
              border-color var(--dur-normal),
              box-shadow var(--dur-normal);
  position: relative;
  overflow: hidden;
}
.showcase-mega-stat::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 400ms;
}
.showcase-mega-stat:hover {
  transform: translateY(-4px);
  border-color: oklch(66% 0.19 32 / 0.6);
  box-shadow: 0 20px 60px -30px oklch(66% 0.19 32 / 0.4);
}
.showcase-mega-stat:hover::after { opacity: 1; }
.showcase-mega-stat strong {
  display: block;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.showcase-mega-stat small {
  display: block;
  margin-top: 8px;
  font-size: var(--t-xs);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}
.showcase-mega-stat sub {
  display: block;
  margin-top: var(--s-2);
  font-size: var(--t-sm);
  color: var(--text-2);
  font-weight: 500;
}

/* ───── VS bar ───── */
.showcase-vs {
  max-width: 1200px;
  margin: 0 auto var(--s-7);
  padding: var(--s-5) var(--s-6);
}
.showcase-vs-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s-4);
  margin-bottom: var(--s-3);
}
.showcase-vs-name {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
}
.showcase-vs-peter  { color: oklch(70% 0.14 220); }
.showcase-vs-julian { color: oklch(70% 0.16 295); text-align: right; }
.showcase-vs-vs {
  font-size: var(--t-sm);
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.4em;
  text-transform: uppercase;
  padding: 0 var(--s-3);
}
.showcase-vs-bar {
  position: relative;
  display: flex;
  height: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  overflow: hidden;
  isolation: isolate;
}
.showcase-vs-fill {
  height: 100%;
  width: 0;
  transition: width 1400ms cubic-bezier(0.16, 1, 0.3, 1);
}
.showcase-vs-fill-peter {
  background: linear-gradient(90deg, oklch(38% 0.10 220), oklch(68% 0.18 220));
  box-shadow: inset 0 0 12px oklch(68% 0.18 220 / 0.6);
}
.showcase-vs-fill-julian {
  background: linear-gradient(270deg, oklch(38% 0.12 295), oklch(68% 0.20 295));
  box-shadow: inset 0 0 12px oklch(68% 0.20 295 / 0.6);
}
.showcase-vs-foot {
  display: flex;
  justify-content: space-between;
  margin-top: var(--s-3);
  font-size: var(--t-sm);
  color: var(--text-2);
}
.showcase-vs-foot strong {
  color: var(--text);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}
.showcase-vs-foot span:last-child { text-align: right; }

/* ───── Week section ───── */
.showcase-week {
  max-width: 1600px;
  margin: var(--s-6) auto 0;
  padding: var(--s-5) var(--s-6) 0;
  border-top: 1px solid oklch(34% 0.014 255 / 0.5);
}
.showcase-week-head {
  text-align: center;
  font-size: var(--t-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 var(--s-4);
  font-weight: 700;
}
.showcase-week-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-4);
}
@media (max-width: 1280px) {
  .showcase-week-grid { grid-template-columns: repeat(2, 1fr); }
}
.showcase-week-cell {
  text-align: center;
  padding: var(--s-3) var(--s-2);
  background: oklch(14% 0.008 255 / 0.4);
  border: 1px solid oklch(34% 0.014 255 / 0.35);
  border-radius: var(--r-md);
}
.showcase-week-cell strong {
  display: block;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  line-height: 1;
}
.showcase-week-cell small {
  display: block;
  margin-top: 6px;
  font-size: var(--t-xs);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.showcase-fade-in {
  opacity: 0;
  transform: translateY(28px);
  animation: showcase-fade-in 900ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes showcase-fade-in {
  to { opacity: 1; transform: translateY(0); }
}
.showcase-fade-in[data-delay="0"] { animation-delay: 0ms; }
.showcase-fade-in[data-delay="1"] { animation-delay: 120ms; }
.showcase-fade-in[data-delay="2"] { animation-delay: 220ms; }
.showcase-fade-in[data-delay="3"] { animation-delay: 320ms; }
.showcase-fade-in[data-delay="4"] { animation-delay: 420ms; }
.showcase-fade-in[data-delay="5"] { animation-delay: 520ms; }

/* ───── 365-day heatmap ───── */
.showcase-heatmap {
  max-width: 1600px;
  margin: var(--s-6) auto 0;
  padding: var(--s-5) var(--s-6);
  border-top: 1px solid oklch(34% 0.014 255 / 0.5);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hm-inner {
  display: flex;
  gap: 6px;
  align-items: flex-start;
}

.hm-row-labels {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 22px;
  flex-shrink: 0;
}
.hm-row-labels span {
  height: 13px;
  font-size: 10px;
  color: var(--muted);
  line-height: 13px;
  white-space: nowrap;
  user-select: none;
}

.hm-grid {
  display: flex;
  gap: 3px;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: oklch(34% 0.014 255 / 0.4) transparent;
  flex: 1;
}

.hm-col {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.hm-month-label {
  height: 16px;
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  white-space: nowrap;
  display: block;
  line-height: 16px;
}

.hm-cell {
  width: 13px;
  height: 13px;
  border-radius: 2px;
  display: block;
  flex-shrink: 0;
  transition: transform 120ms ease;
}
.hm-cell:hover { transform: scale(1.4); cursor: default; }

.hm-future { background: transparent; }
.hm-l0 { background: oklch(22% 0.008 255 / 0.65); }
.hm-l1 { background: oklch(40% 0.12 32 / 0.7); }
.hm-l2 { background: oklch(53% 0.17 32 / 0.82); }
.hm-l3 { background: oklch(64% 0.21 32 / 0.9); }
.hm-l4 { background: oklch(75% 0.22 46); box-shadow: 0 0 6px oklch(75% 0.22 46 / 0.55); }

.hm-legend {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: flex-end;
}
.hm-legend .hm-cell { width: 11px; height: 11px; cursor: default; }
.hm-legend-label {
  font-size: 10px;
  color: var(--muted);
  margin: 0 4px;
}

/* ───── Particle burst (twin select FX) ───── */
.sc-particle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  animation: sc-particle-burst 700ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes sc-particle-burst {
  0%   { opacity: 1; transform: translate(-50%, -50%) translate(0, 0) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -50%) translate(var(--tx), var(--ty)) scale(0.2); }
}

@media (prefers-reduced-motion: reduce) {
  .showcase-bg { animation: none; }
  .showcase-fade-in { animation: none; opacity: 1; transform: none; }
  .showcase-twin:hover { transform: none; }
  .showcase-twin:hover .showcase-twin-photo { transform: none; }
  .hm-cell:hover { transform: none; }
  .sc-particle { display: none; }
}