/*
  grok.css — bloom menu, fluid stepper (swipe + scroll), slider
  Ported from grok.html and re-themed to the dexsins dark tokens.
  Everything is prefixed gk- so it cannot collide with the global button/input rules.
*/
:root {
  --gk-surface: #111;
  --gk-card: #181c1f;
  --gk-card-hover: #1f2428;
  --gk-toolbg: #1d1d1d;
  --gk-border: rgba(255, 255, 255, 0.1);
  --gk-fg: #cacaca;
  --gk-fg-strong: #fff;
  --gk-muted: #8f8f8f;
  --gk-track: #404040;
  --gk-accent: var(--purple, #8B78FF);
  --gk-accent-fg: #0b0b0b;
  --gk-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  --gk-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
  --gk-ease: cubic-bezier(.2, .9, .25, 1);
}

/* ================= round button ================= */
.gk-btn {
  width: 38px; height: 38px; padding: 0; flex: 0 0 auto;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; border: 1px solid var(--gk-border);
  background: var(--gk-surface); color: var(--gk-fg);
  cursor: pointer; text-decoration: none; line-height: 0;
  transition: background .15s, transform .15s, opacity .15s;
  touch-action: manipulation;
}
.gk-btn svg { width: 18px; height: 18px; pointer-events: none; }
.gk-btn:hover, .gk-btn:focus-visible { background: var(--gk-card-hover); box-shadow: none; }
.gk-btn:active { transform: scale(.92); }
.gk-btn:disabled, .gk-btn[aria-disabled="true"] { opacity: .35; cursor: default; pointer-events: none; }
.gk-btn:focus-visible { outline: 2px solid var(--gk-accent); outline-offset: 2px; }

/* ================= Bloom: a menu that grows out of its own button ================= */
.gk-bloom-wrap { position: relative; width: 40px; height: 40px; flex-shrink: 0; z-index: 2; }
.gk-bloom {
  position: absolute; width: 40px; height: 40px; border-radius: 20px;
  background: var(--gk-surface); border: 1px solid var(--gk-border);
  box-shadow: var(--gk-shadow); overflow: hidden;
  transition: width .42s var(--gk-ease), height .42s var(--gk-ease), border-radius .42s var(--gk-ease), box-shadow .3s, scale .2s;
}
.gk-bloom-wrap:hover .gk-bloom:not(.open) { scale: 1.07; }
.gk-bloom.open { width: var(--mw); height: var(--mh); border-radius: 14px; box-shadow: var(--gk-shadow-lg); }
.gk-bloom-trigger {
  position: absolute; inset: 0; z-index: 3; padding: 0;
  border: none; background: transparent; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 14px; font-weight: 500; color: var(--gk-fg);
  transition: opacity .15s, transform .3s var(--gk-ease);
}
.gk-bloom-trigger:hover, .gk-bloom-trigger:focus-visible { background: transparent; box-shadow: none; }
.gk-bloom-trigger:focus-visible { outline: 2px solid var(--gk-accent); outline-offset: 2px; }
.gk-bloom-trigger.open { opacity: 0; pointer-events: none; transform: scale(.6); }
.gk-bloom-items { position: absolute; width: var(--mw); height: var(--mh); padding: 6px; display: flex; flex-direction: column; }
.gk-bloom-item {
  display: flex; align-items: center; gap: 12px; height: 38px; padding: 0 10px;
  border: none; background: transparent; color: var(--gk-fg);
  font-size: 14px; text-align: left; border-radius: 9px; cursor: pointer; width: 100%; flex-shrink: 0;
  opacity: 0; transform: translate(var(--sx, 0), var(--sy, -6px)) scale(.96); pointer-events: none;
  transition: opacity .12s, transform .12s, background .12s;
}
.gk-bloom.open .gk-bloom-item {
  opacity: 1; transform: none; pointer-events: auto;
  transition: opacity .25s, transform .35s var(--gk-ease), background .12s;
  transition-delay: calc(var(--i) * 30ms + 70ms), calc(var(--i) * 30ms + 70ms), 0s;
}
.gk-bloom-item:hover, .gk-bloom-item:focus-visible { background: var(--gk-card-hover); box-shadow: none; outline: none; }
.gk-bloom-item svg { width: 16px; height: 16px; opacity: .7; flex-shrink: 0; }
.gk-bloom-item .gk-chev { margin-left: auto; display: flex; }
.gk-bloom-item .gk-chev svg { width: 14px; height: 14px; opacity: .35; }

/* ================= Stepper (pasito): fluid indicator, swipe to scrub, scroll when long ================= */
.gk-steps {
  --gk-ps: 10px; --gk-pl: 28px;
  position: relative; display: flex; max-width: 100%;
  overflow-x: auto; overflow-y: hidden; padding: 6px 2px;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
  --gk-fade-l: 0px; --gk-fade-r: 0px;
}
.gk-steps.gk-vertical { overflow-x: hidden; overflow-y: auto; padding: 2px 6px; flex-direction: column; }
.gk-steps.gk-scrollable:not(.gk-vertical) {
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 var(--gk-fade-l), #000 calc(100% - var(--gk-fade-r)), transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 var(--gk-fade-l), #000 calc(100% - var(--gk-fade-r)), transparent 100%);
}
.gk-steps-track { position: relative; display: flex; flex: 0 0 auto; }
.gk-vertical .gk-steps-track { flex-direction: column; }
.gk-step {
  position: relative; flex: 0 0 auto; width: var(--gk-pl); height: var(--gk-ps);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; text-decoration: none; color: inherit;
  -webkit-user-select: none; user-select: none;
}
.gk-vertical .gk-step { width: var(--gk-ps); height: var(--gk-pl); }
.gk-step::after { content: ''; position: absolute; inset: -10px -2px; }
.gk-step:focus-visible { outline: none; }
.gk-step:focus-visible .gk-dot, .gk-step:focus-visible .gk-step-label { outline: 2px solid var(--gk-accent); outline-offset: 3px; border-radius: 50%; }
.gk-dot { width: var(--gk-ps); height: var(--gk-ps); border-radius: 50%; background: var(--gk-track); transition: background .25s, transform .2s; }
.gk-step:hover .gk-dot { transform: scale(1.25); }
.gk-step.done .gk-dot { background: var(--gk-muted); opacity: .55; }
.gk-ind {
  position: absolute; top: 0; left: 0; height: var(--gk-ps); width: var(--gk-pl);
  border-radius: 999px; background: var(--gk-accent); pointer-events: none;
  transition: left .2s cubic-bezier(.4, 0, .2, 1), width .2s cubic-bezier(.4, 0, .2, 1),
              top .2s cubic-bezier(.4, 0, .2, 1), height .2s cubic-bezier(.4, 0, .2, 1), opacity .2s;
}
.gk-vertical .gk-ind { width: var(--gk-ps); height: var(--gk-pl); }
.gk-ind.gk-hidden { opacity: 0; }

/* labelled variant — numbers instead of dots (used by the pager and the contents depth stepper) */
.gk-steps.gk-labeled { --gk-ps: 30px; --gk-pl: 38px; }
.gk-labeled .gk-steps-track { background: var(--gk-toolbg); border-radius: 999px; padding: 3px; }
.gk-labeled .gk-step { z-index: 1; }
.gk-labeled .gk-ind { z-index: 0; }
.gk-labeled .gk-step::after { inset: -6px -2px; }
.gk-step-label {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  min-width: 24px; height: 24px; padding: 0 4px; border-radius: 12px;
  font-family: classy, system-ui, sans-serif; font-size: 13px; letter-spacing: 0; line-height: 1;
  color: var(--gk-muted); font-variant-numeric: tabular-nums; transition: color .2s;
}
.gk-step:hover .gk-step-label { color: var(--gk-fg-strong); }
.gk-step.on .gk-step-label { color: var(--gk-accent-fg); }

/* ================= Slider ================= */
input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 3px; padding: 0; margin: 10px 0;
  background: var(--gk-track); border: none; border-radius: 2px; outline: none;
  cursor: pointer; touch-action: pan-y;
}
input[type="range"]:hover { background: var(--gk-track); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%;
  background: var(--gk-card); border: 1.5px solid #d6d3d1; cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .35); transition: transform .15s;
}
input[type="range"]::-moz-range-thumb {
  width: 15px; height: 15px; border-radius: 50%;
  background: var(--gk-card); border: 1.5px solid #d6d3d1; cursor: pointer;
}
input[type="range"]:active::-webkit-slider-thumb { transform: scale(1.15); }
input[type="range"]:focus-visible::-webkit-slider-thumb { outline: 2px solid var(--gk-accent); outline-offset: 2px; }
input[type="range"]:focus-visible::-moz-range-thumb { outline: 2px solid var(--gk-accent); outline-offset: 2px; }
/* label · slider · value row */
.gk-control { display: grid; grid-template-columns: 110px 1fr 48px; align-items: center; gap: 12px; font-size: 13px; color: var(--gk-muted); }
.gk-control .gk-val { text-align: right; color: var(--gk-fg-strong); font-variant-numeric: tabular-nums; }
@media (max-width: 560px) { .gk-control { grid-template-columns: 90px 1fr 42px; } }

@media (prefers-reduced-motion: reduce) {
  .gk-bloom, .gk-bloom-item, .gk-bloom-trigger, .gk-ind, .gk-dot, .gk-btn { transition-duration: .01ms !important; transition-delay: 0s !important; }
}