/**
 * Industry Design System — Component Classes & Layouts
 */

/* — blueprint frame — */
.blueprint {
  position: relative;
  border: 1px solid var(--color-divider);
  border-radius: 0;
}

/* The overlay image treatments (halftone, duotone) clip their overlay
   (overflow:hidden); a blueprint wrapper draws its registration marks
   outside the box, so when both classes share a wrapper the frame must
   win. */
.blueprint.halftone, .blueprint.plate, .blueprint.duotone {
  overflow: visible;
}

.blueprint > .corner {
  position: absolute;
  width: 11px;
  height: 11px;
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}

.blueprint > .corner::before, .blueprint > .corner::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.blueprint > .corner::before {
  left: 5px;
  top: 0;
  width: 1px;
  height: 100%;
}

.blueprint > .corner::after {
  top: 5px;
  left: 0;
  width: 100%;
  height: 1px;
}

.blueprint > .corner.tl { top: -6px; left: -6px; }
.blueprint > .corner.tr { top: -6px; right: -6px; }
.blueprint > .corner.bl { bottom: -6px; left: -6px; }
.blueprint > .corner.br { bottom: -6px; right: -6px; }

/* — duotone image treatment — */
.duotone {
  position: relative;
  overflow: hidden;
}

.duotone::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: var(--color-accent);
  mix-blend-mode: color;
}

/* — utility text — */
.text-muted {
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}

/* — rules — */
.hr {
  height: 1px;
  border: 0;
  margin: var(--space-4) 0;
  background: var(--color-divider);
}

/* — buttons — */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-divider);
  border-radius: 0;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
}

.btn svg { display: block; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-600); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-secondary:active { background: color-mix(in srgb, var(--color-text) 14%, transparent); }
.btn-ghost { color: var(--color-accent); padding-inline: var(--space-1); border-color: transparent; }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-accent) 10%, transparent); }
.btn-ghost:active { background: color-mix(in srgb, var(--color-accent) 18%, transparent); }
.btn-icon { width: 36px; height: 36px; padding: 0; }
.btn-block { width: 100%; margin-top: var(--space-2); }

/* — forms — */
.field > label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 65%, transparent);
  margin-bottom: var(--space-1);
}

.input {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-divider);
  border-radius: 0;
}

.input:hover { border-color: color-mix(in srgb, var(--color-text) 45%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; }
textarea.input { min-height: 90px; resize: vertical; }

.radio { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-size: 14px; }
.radio input, .seg-opt input {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.radio .dot {
  width: 16px; height: 16px; flex: none; border-radius: 50%;
  border: 1.5px solid var(--color-divider);
}
.radio:hover .dot { border-color: var(--color-accent); }
.radio input:checked + .dot {
  border-color: var(--color-accent); background: var(--color-accent);
  box-shadow: inset 0 0 0 4px var(--color-bg);
}
.radio input:focus-visible + .dot { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.seg {
  display: inline-flex; overflow: hidden;
  border: 1px solid var(--color-divider); border-radius: 0;
}
.seg-opt {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; font-size: 13px; cursor: pointer;
  user-select: none;
}
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt:has(input:checked) { background: var(--color-accent); color: var(--color-bg); }
.seg-opt:not(:has(input:checked)):hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.seg-opt:has(input:focus-visible) { outline: 2px solid var(--color-accent); outline-offset: -2px; }

/* — cards — */
.card {
  display: flex; flex-direction: column; gap: var(--space-2);
  padding: var(--space-4); border-radius: 0; background: transparent;
  border: 1px solid var(--color-divider);
}
.card-kicker { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent); }
.card-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 17px; line-height: 1.2; margin: 0;
}
.card-body { margin: 0; font-size: 13px; opacity: 0.8; flex: 1; }
.card-meta {
  display: flex; align-items: center; gap: 6px; font-size: 11px;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}
.elev-sm { box-shadow: var(--shadow-sm); }
.elev-md { box-shadow: var(--shadow-md); }
.elev-lg { box-shadow: var(--shadow-lg); }

/* — tags — */
.tag {
  display: inline-flex; align-items: center; font-size: 11px;
  letter-spacing: 0.02em; padding: 3px 10px;
  border-radius: 0;
}
.tag-accent { background: var(--color-accent-100); color: var(--color-accent-800); }
.tag-accent-2 { background: var(--color-accent-2-100); color: var(--color-accent-2-800); }
.tag-neutral { background: var(--color-neutral-100); color: var(--color-neutral-800); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent); }

/* — navigation — */
.nav {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.nav-brand {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 18px; margin-right: auto;
}
.nav a { color: inherit; text-decoration: none; font-size: 14px; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--color-accent); }

/* — tables — */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  padding: var(--space-2); border-bottom: 1px solid var(--color-divider);
}
.table td {
  padding: var(--space-2);
  border-bottom: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent);
}
.table tbody tr:hover { background: color-mix(in srgb, var(--color-text) 4%, transparent); }

/* — dialog — */
.dialog-backdrop {
  position: fixed; inset: 0; display: grid; place-items: center;
  padding: var(--space-4);
  background: color-mix(in srgb, var(--color-neutral-900) 50%, transparent);
  z-index: 50;
}
.dialog {
  width: min(440px, 100%); display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-4); border-radius: 0;
  background: transparent; border: 1px solid var(--color-divider);
}
.dialog-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 20px; margin: 0;
}
.dialog-body { font-size: 14px; opacity: 0.85; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-2); }

/* — blueprint frame: components are wireframe objects — */
.card, .btn, .input, .tag, .seg, .dialog { border-radius: 0; }
.card, .dialog { background: transparent; border: 1px solid var(--color-divider); }
.btn { border: 1px solid var(--color-divider); }
.btn-primary { border-color: var(--color-accent); }
.btn-ghost { border-color: transparent; }

/* — animations — */
@keyframes gxTicker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes gxBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: .2; }
}

@keyframes gxDash {
  to { stroke-dashoffset: -24; }
}

/* — Modern Web Guidance: Top-Layer Native Dialogs & Transitions — */
dialog:modal {
  overscroll-behavior: contain;
}

dialog::backdrop {
  overflow: hidden;
  overscroll-behavior: contain;
}

dialog,
[popover] {
  transition-property: opacity, transform, display, overlay;
  transition-duration: 0.25s;
  transition-timing-function: ease-out;
  transition-behavior: allow-discrete;
  opacity: 0;
  transform: scale(0.95);
}

dialog[open],
[popover]:popover-open {
  opacity: 1;
  transform: scale(1);
}

@starting-style {
  dialog[open],
  [popover]:popover-open {
    opacity: 0;
    transform: scale(0.95);
  }
}

dialog::backdrop,
[popover]::backdrop {
  transition-property: opacity, display, overlay;
  transition-duration: 0.25s;
  transition-timing-function: ease-out;
  transition-behavior: allow-discrete;
  opacity: 0;
}

dialog[open]::backdrop,
[popover]:popover-open::backdrop {
  opacity: 1;
}

@starting-style {
  dialog[open]::backdrop,
  [popover]:popover-open::backdrop {
    opacity: 0;
  }
}

/* — Modern Web Guidance: Deferred Rendering & Forms — */
.gx-deferred-section {
  content-visibility: auto;
  contain-intrinsic-size: auto 600px;
}

:user-valid,
.user-valid-fallback {
  border-color: #10b981 !important;
}

:user-invalid,
.user-invalid-fallback {
  border-color: #ef4444 !important;
  outline-color: #ef4444 !important;
}

form:tool-form-active,
form.gx-tool-form-active {
  outline: 2px dashed var(--color-accent, #5980a6);
  outline-offset: 4px;
}

.gx-skip-link {
  position: absolute;
  top: -9999px;
  left: 12px;
  background: var(--color-surface, #161d28);
  color: var(--color-accent, #5980a6);
  padding: 8px 16px;
  border: 1px solid var(--color-accent, #5980a6);
  border-radius: 4px;
  z-index: 99999;
  text-decoration: none;
  font-weight: 600;
}

.gx-skip-link:focus {
  top: 12px;
}

dialog:not([open]) { display: none !important; }