/* BNKR STUDIO — component styles. Every value comes from tokens.css. */

.bk-root, .bk-root * { box-sizing: border-box; }

/* ---------- Button ---------- */
.bk-btn {
  --bk-btn-h: 48px;
  position: relative; display: inline-flex; align-items: center; gap: var(--space-2);
  height: var(--bk-btn-h); padding: 0 var(--space-6);
  border: 1px solid transparent; border-radius: var(--radius-pill);
  font-family: var(--font-sans); font-size: 13px; line-height: 16px; font-weight: 700;
  letter-spacing: var(--tracking-body); text-transform: uppercase; text-decoration: none;
  cursor: pointer; overflow: hidden; isolation: isolate;
  transition: background-color var(--dur-fast) var(--ease-out-expo), color var(--dur-fast) var(--ease-out-expo),
              border-color var(--dur-fast) var(--ease-out-expo), box-shadow var(--dur-base) var(--ease-out-expo),
              transform var(--dur-base) var(--ease-out-expo);
}
.bk-btn:active { transform: scale(.97); }
.bk-btn:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.bk-btn[disabled] { opacity: .4; pointer-events: none; }
.bk-btn-sm { --bk-btn-h: 36px; padding: 0 var(--space-4); }
.bk-btn-lg { --bk-btn-h: 60px; padding: 0 var(--space-8); font-size: 15px; }

.bk-btn-primary { background: var(--ink); color: var(--surface); }
.bk-btn-accent  { background: var(--accent); color: var(--on-accent); }
.bk-btn-accent:hover { box-shadow: var(--shadow-glow); }
.bk-btn-glass {
  background: var(--glass-fill); color: var(--ink); border-color: var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur-glass)); backdrop-filter: blur(var(--blur-glass));
  box-shadow: var(--shadow-glass);
}
.bk-btn-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.bk-btn-outline:hover { background: var(--ink); color: var(--surface); }

/* text roll: the label slides up and a copy rises from below */
.bk-roll { position: relative; display: inline-block; height: 16px; overflow: hidden; }
.bk-btn-lg .bk-roll { height: 18px; line-height: 18px; }
.bk-roll > span { display: block; transition: transform var(--dur-base) var(--ease-out-expo); }
.bk-roll > span + span { position: absolute; left: 0; top: 100%; }
.bk-btn:hover .bk-roll > span { transform: translateY(-100%); }

.bk-arrow { width: 14px; height: 14px; flex: none; transition: transform var(--dur-base) var(--ease-out-expo); }
.bk-btn:hover .bk-arrow { transform: rotate(45deg); }

/* ---------- Tag ---------- */
.bk-tag {
  display: inline-flex; align-items: center; gap: var(--space-2);
  height: 28px; padding: 0 var(--space-3); border-radius: var(--radius-pill); border: 1px solid transparent;
  font-family: var(--font-sans); font-size: 12px; line-height: 16px; font-weight: 700;
  letter-spacing: var(--tracking-body); text-transform: uppercase; white-space: nowrap;
}
.bk-tag-glass { background: var(--glass-fill); border-color: var(--glass-border); color: var(--ink);
  -webkit-backdrop-filter: blur(var(--blur-glass)); backdrop-filter: blur(var(--blur-glass)); }
.bk-tag-solid { background: var(--ink); color: var(--surface); }
.bk-tag-outline { border-color: var(--hairline); color: var(--ink-muted); }
.bk-tag-accent { background: var(--accent); color: var(--on-accent); }
.bk-tag-dot { width: 6px; height: 6px; border-radius: var(--radius-pill); background: var(--accent);
  animation: bk-pulse 2s var(--ease-in-out) infinite; }
.bk-tag-accent .bk-tag-dot { background: var(--on-accent); }

/* ---------- GlassPanel ---------- */
.bk-glass {
  --mx: 50%; --my: 0%;
  position: relative; overflow: hidden;
  background: var(--glass-fill); color: var(--ink);
  border: 1px solid var(--glass-border); border-radius: var(--radius-md);
  -webkit-backdrop-filter: blur(var(--blur-glass)) saturate(140%); backdrop-filter: blur(var(--blur-glass)) saturate(140%);
  box-shadow: var(--shadow-glass);
}
.bk-glass-lg { border-radius: var(--radius-lg); }
.bk-glass-pad-sm { padding: var(--space-4); }
.bk-glass-pad-md { padding: var(--space-6); }
.bk-glass-pad-lg { padding: var(--space-12); }
.bk-glass::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0;
  background: radial-gradient(240px circle at var(--mx) var(--my), var(--glass-highlight), transparent 70%);
  transition: opacity var(--dur-base) var(--ease-out-expo);
}
.bk-glass:hover::before { opacity: .35; }
.bk-glass > * { position: relative; }

/* ---------- SectionTitle ---------- */
.bk-section-title {
  margin: 0; font-family: var(--font-sans); font-weight: 700; color: var(--ink);
  text-transform: uppercase; letter-spacing: var(--tracking-display); line-height: .92;
}
.bk-st-xl { font-size: 120px; line-height: .9; }
.bk-st-l  { font-size: 88px; }
.bk-st-m  { font-size: 64px; line-height: .95; letter-spacing: var(--tracking-heading); }
.bk-st-prefix { margin-right: .12em; }
.bk-st-prefix-accent { color: var(--ink-muted); }

/* ---------- ServiceList ---------- */
.bk-services { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-6);
  font-family: var(--font-sans); }
.bk-services-end { text-align: right; align-items: flex-end; }
.bk-services-start { text-align: left; align-items: flex-start; }
.bk-service {
  font-size: 24px; line-height: 1.1; font-weight: 700; letter-spacing: var(--tracking-heading);
  text-transform: uppercase; color: var(--ink-muted); max-width: 18ch; cursor: default;
  transition: color var(--dur-fast) var(--ease-out-expo), transform var(--dur-base) var(--ease-out-expo);
  animation: bk-rise var(--dur-slow) var(--ease-out-expo) both; animation-delay: calc(var(--i, 0) * 70ms);
}
.bk-service:hover { color: var(--ink); }
.bk-services-end .bk-service:hover { transform: translateX(calc(var(--space-2) * -1)); }
.bk-services-start .bk-service:hover { transform: translateX(var(--space-2)); }

/* ---------- MetaBar ---------- */
.bk-meta { display: flex; justify-content: space-between; align-items: center; gap: var(--space-6);
  font-family: var(--font-sans); font-size: 13px; line-height: 16px; font-weight: 700;
  letter-spacing: var(--tracking-body); text-transform: uppercase; color: var(--ink); }
.bk-meta-group { display: flex; gap: var(--space-24); }

/* ---------- PromptBar ---------- */
.bk-prompt {
  position: relative; display: flex; align-items: center; gap: var(--space-4);
  height: 72px; padding: 0 var(--space-8) 0 var(--space-6); border-radius: var(--radius-pill);
  background: var(--glass-fill); border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur-glass)); backdrop-filter: blur(var(--blur-glass));
  box-shadow: var(--shadow-glass); font-family: var(--font-sans); color: var(--ink); overflow: hidden;
}
.bk-prompt-plus { width: 22px; height: 22px; flex: none; color: var(--accent-ink); }
.bk-prompt-lead { font-size: 24px; line-height: 1; letter-spacing: var(--tracking-heading); }
.bk-prompt-field { position: relative; display: flex; align-items: center; min-width: 0; flex: 1;
  font-size: 24px; line-height: 1; letter-spacing: var(--tracking-heading); color: var(--ink-muted); white-space: nowrap; }
.bk-prompt-caret { width: 2px; height: 32px; background: var(--accent); margin-right: var(--space-2); flex: none;
  box-shadow: var(--shadow-glow); animation: bk-blink 1s steps(1) infinite; }
.bk-prompt-caret-after { margin: 0 0 0 var(--space-1); }
.bk-prompt input { all: unset; flex: 1; min-width: 0; color: var(--ink); font: inherit; letter-spacing: inherit; }
.bk-prompt:focus-within { outline: 2px solid var(--focus-ring); outline-offset: 2px; }

/* ---------- GridOverlay ---------- */
.bk-grid { position: absolute; inset: 0; pointer-events: none; }
.bk-grid-v, .bk-grid-h { position: absolute; background: var(--hairline); }
.bk-grid-v { top: 0; bottom: 0; width: 1px; transform-origin: top;
  animation: bk-draw-v var(--dur-slow) var(--ease-out-expo) both; animation-delay: calc(var(--i, 0) * 90ms); }
.bk-grid-h { left: 0; right: 0; height: 1px; transform-origin: left;
  animation: bk-draw-h var(--dur-slow) var(--ease-out-expo) both; animation-delay: calc(var(--i, 0) * 90ms + 120ms); }
.bk-grid-static .bk-grid-v, .bk-grid-static .bk-grid-h { animation: none; }

/* ---------- GlassDome ---------- */
.bk-dome {
  position: relative; aspect-ratio: 221 / 163; flex: none;
  border-radius: 50% 50% var(--radius-xs) var(--radius-xs) / 67.8% 67.8% var(--radius-xs) var(--radius-xs);
  background: var(--glass-fill); border: 1.5px solid var(--glass-border);
  -webkit-backdrop-filter: blur(var(--blur-glass)); backdrop-filter: blur(var(--blur-glass));
  box-shadow: var(--shadow-glass); overflow: hidden; isolation: isolate;
}
.bk-dome-liquid {
  position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(120% 90% at 85% 95%, var(--gold-light) 0%, var(--gold) 22%, transparent 62%);
  opacity: .9; mix-blend-mode: normal;
}
.bk-dome-sweep {
  position: absolute; inset: -20% auto -20% -60%; width: 40%;
  background: linear-gradient(100deg, transparent, var(--glass-highlight), transparent);
  transform: skewX(-12deg); animation: bk-sweep var(--dur-ambient) var(--ease-in-out) infinite;
}
.bk-dome-rim { position: absolute; inset: 6px; border-radius: inherit; border: 1px solid var(--glass-highlight); opacity: .6; }
.bk-dome-glow { box-shadow: var(--shadow-glass), var(--shadow-glow); }

/* ---------- RevealText ---------- */
.bk-reveal { margin: 0; font-family: var(--font-sans); }
.bk-reveal-word { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .06em; margin-bottom: -.06em; }
.bk-reveal-word > span { display: inline-block; transform: translateY(105%);
  transition: transform var(--dur-slow) var(--ease-out-expo); transition-delay: calc(var(--i, 0) * var(--bk-stagger, 60ms)); }
.bk-reveal.is-in .bk-reveal-word > span { transform: none; }

/* ---------- keyframes ---------- */
@keyframes bk-rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes bk-blink { 50% { opacity: 0; } }
@keyframes bk-pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
@keyframes bk-draw-v { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes bk-draw-h { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes bk-sweep { 0%, 55% { left: -60%; } 100% { left: 130%; } }

@media (prefers-reduced-motion: reduce) {
  .bk-service, .bk-grid-v, .bk-grid-h, .bk-dome-sweep, .bk-tag-dot, .bk-prompt-caret { animation: none; }
  .bk-reveal-word > span { transition: none; transform: none; }
  .bk-roll > span, .bk-arrow, .bk-btn { transition: none; }
}