/* tokens.css */
:root {
  --hk-color-bg: #020604;
  --hk-color-surface: rgba(9, 18, 14, 0.72);
  --hk-color-surface-muted: rgba(17, 31, 25, 0.82);
  --hk-color-ink: #effff5;
  --hk-color-muted: #8ea99b;
  --hk-color-line: rgba(0, 255, 65, 0.18);
  --hk-color-accent: #00ff41;
  --hk-color-accent-strong: #6dff9a;
  --hk-color-cyan: #51f6ff;
  --hk-color-violet: #a78bfa;
  --hk-color-danger: #ff5f6d;
  --hk-color-focus: #51f6ff;

  --hk-color-terminal: #00ff41;
  --hk-color-terminal-soft: #4ade80;
  --hk-color-dark-bg: #000000;
  --hk-color-dark-surface: rgba(9, 18, 14, 0.72);
  --hk-color-dark-surface-muted: rgba(17, 31, 25, 0.82);
  --hk-color-dark-line: rgba(0, 255, 65, 0.18);
  --hk-color-dark-text: #effff5;
  --hk-color-dark-muted: #8ea99b;

  --hk-glass-bg: rgba(9, 18, 14, 0.72);
  --hk-glass-bg-strong: rgba(8, 15, 13, 0.9);
  --hk-glass-border: rgba(0, 255, 65, 0.2);
  --hk-glass-border-strong: rgba(81, 246, 255, 0.28);
  --hk-glass-highlight: rgba(255, 255, 255, 0.08);
  --hk-glass-blur: 18px;
  --hk-glow-green: 0 0 32px rgba(0, 255, 65, 0.12);
  --hk-glow-cyan: 0 0 28px rgba(81, 246, 255, 0.12);
  --hk-gradient-field: radial-gradient(circle at 20% 10%, rgba(0, 255, 65, 0.13), transparent 34%), radial-gradient(circle at 88% 18%, rgba(81, 246, 255, 0.12), transparent 30%), linear-gradient(135deg, #020604 0%, #08110d 52%, #020604 100%);

  --hk-font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --hk-font-mono: "JetBrains Mono", "SF Mono", Monaco, monospace;

  --hk-radius-sm: 6px;
  --hk-radius-md: 8px;
  --hk-radius-lg: 12px;
  --hk-radius-pill: 999px;

  --hk-space-1: 4px;
  --hk-space-2: 8px;
  --hk-space-3: 12px;
  --hk-space-4: 16px;
  --hk-space-5: 20px;
  --hk-space-6: 24px;
  --hk-space-7: 28px;
  --hk-space-8: 32px;

  --hk-duration-fast: 160ms;
  --hk-duration-normal: 240ms;
  --hk-ease-out: cubic-bezier(0, 0, 0.2, 1);

  --hk-shadow-popover: 0 18px 44px rgba(0, 0, 0, 0.42), var(--hk-glow-green);
  --hk-focus-ring: 3px solid color-mix(in srgb, var(--hk-color-focus) 34%, transparent);
}

/* base.css */
* {
  box-sizing: border-box;
}

html {
  font-family: var(--hk-font-sans);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--hk-gradient-field);
  color: var(--hk-color-ink);
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
select {
  min-height: 44px;
}

input,
select,
textarea {
  font-size: 16px;
}

button:focus-visible,
input:focus,
select:focus,
textarea:focus {
  outline: var(--hk-focus-ring);
  outline-offset: 1px;
}

::selection {
  background: rgba(0, 255, 65, 0.28);
  color: var(--hk-color-ink);
}

.hk-lucide-icon {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* components.css */
.hk-button {
  min-height: 44px;
  border-radius: var(--hk-radius-sm);
  border: 1px solid var(--hk-glass-border);
  padding: 0 14px;
  font-weight: 800;
  cursor: pointer;
  backdrop-filter: blur(var(--hk-glass-blur));
}

.hk-button-primary {
  background: linear-gradient(135deg, rgba(0, 255, 65, 0.95), rgba(81, 246, 255, 0.78));
  border-color: var(--hk-color-accent);
  color: #031008;
  box-shadow: var(--hk-glow-green);
}

.hk-button-ghost {
  background: var(--hk-glass-bg);
  color: var(--hk-color-ink);
}

.hk-icon-button {
  width: 44px;
  padding: 0;
  display: inline-grid;
  place-items: center;
}

.hk-field-label {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  color: var(--hk-color-muted);
  font-size: 13px;
  font-weight: 700;
}

.hk-required-mark {
  color: var(--hk-color-danger);
  font-weight: 900;
}

.hk-info-icon {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border: 0;
  border-radius: var(--hk-radius-sm);
  background: transparent;
  color: var(--hk-color-muted);
  cursor: help;
}

.hk-info-icon .hk-lucide-icon {
  width: 16px;
  height: 16px;
}

.hk-info-icon::after {
  content: attr(aria-label);
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 10;
  width: min(320px, calc(100vw - 48px));
  border: 1px solid var(--hk-glass-border-strong);
  border-radius: var(--hk-radius-sm);
  background: var(--hk-glass-bg-strong);
  color: var(--hk-color-ink);
  backdrop-filter: blur(var(--hk-glass-blur));
  padding: 8px 10px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
  box-shadow: var(--hk-shadow-popover);
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
}

.hk-info-icon:hover::after,
.hk-info-icon:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

@media (hover: hover) {
  .hk-info-icon:hover {
    color: var(--hk-color-cyan);
  }

  .hk-button {
    transition: background-color var(--hk-duration-fast) var(--hk-ease-out), border-color var(--hk-duration-fast) var(--hk-ease-out), color var(--hk-duration-fast) var(--hk-ease-out);
  }
}