/*
 * The component layer: the pieces shared between eric-patton.dev and RequestDesk.
 *
 * Every component is a plain class on a plain element, no framework, so the same CSS drops into
 * an Angular template unchanged.
 *
 * Naming is .ep-<component>, modifiers .ep-<component>--<variant>, internals
 * .ep-<component>__<part>. Boring on purpose: a design system whose class names nobody can
 * guess gets abandoned.
 */

/* ---- Button ------------------------------------------------------------------------------- */

.ep-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ep-space-2xs);
  padding: 0.625rem 1.125rem;
  border: 1px solid transparent;
  border-radius: var(--ep-radius-pill);
  background: transparent;
  color: var(--ep-ink);
  font-size: var(--ep-text-small);
  font-weight: var(--ep-weight-semibold);
  line-height: 1.2;
  letter-spacing: -0.005em;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform var(--ep-duration-fast) var(--ep-ease),
    box-shadow var(--ep-duration) var(--ep-ease),
    background-color var(--ep-duration) var(--ep-ease),
    border-color var(--ep-duration) var(--ep-ease),
    color var(--ep-duration) var(--ep-ease);
}

.ep-btn[disabled],
.ep-btn[aria-disabled="true"] {
  opacity: 0.45;
  pointer-events: none;
}

.ep-btn--primary {
  background: linear-gradient(140deg, var(--ep-accent), var(--ep-accent-hot));
  color: var(--ep-on-accent);
  box-shadow: var(--ep-glow-accent);
}

.ep-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px -12px var(--ep-accent-hot);
  color: var(--ep-on-accent);
}

.ep-btn--ghost {
  border-color: var(--ep-line-strong);
}

.ep-btn--ghost:hover {
  transform: translateY(-2px);
  border-color: var(--ep-ink-3);
  background: color-mix(in srgb, var(--ep-ink) 4%, transparent);
  color: var(--ep-ink);
}

.ep-btn--subtle {
  background: var(--ep-surface-2);
  color: var(--ep-ink-2);
}

.ep-btn--subtle:hover {
  background: var(--ep-line);
  color: var(--ep-ink);
}

.ep-btn--danger {
  background: var(--ep-critical);
  color: light-dark(#fffaf8, #2a0f0c);
}

.ep-btn--sm {
  padding: 0.4rem 0.8rem;
  font-size: var(--ep-text-fine);
}

.ep-btn--lg {
  padding: 0.8rem 1.5rem;
  font-size: var(--ep-text-body);
}

/* ---- Status pill (a link that reports live state) ----------------------------------------- */

.ep-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.4rem 0.9rem 0.4rem 0.625rem;
  border: 1px solid var(--ep-line-strong);
  border-radius: var(--ep-radius-pill);
  background: color-mix(in srgb, var(--ep-surface) 78%, transparent);
  color: var(--ep-ink-2);
  font-size: var(--ep-text-small);
  text-decoration: none;
  transition:
    border-color var(--ep-duration) var(--ep-ease),
    color var(--ep-duration) var(--ep-ease),
    transform var(--ep-duration) var(--ep-ease);
}

.ep-pill:hover {
  border-color: var(--ep-accent);
  color: var(--ep-ink);
  transform: translateY(-2px);
}

/* The dot carries state at a glance; the words next to it carry the same state for anyone who
   cannot separate these hues. Never ship the dot on its own. */
.ep-dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--ep-lime);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--ep-lime) 18%, transparent);
  animation: ep-pulse 2.6s var(--ep-ease) infinite;
}

@keyframes ep-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ep-dot {
    animation: none;
  }
}

/* ---- Tag ------------------------------------------------------------------------------------ */

.ep-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--ep-line);
  border-radius: var(--ep-radius-xs);
  background: var(--ep-bg-raised);
  font-family: var(--ep-font-mono);
  font-size: var(--ep-text-label);
  letter-spacing: 0.06em;
  color: var(--ep-ink-3);
  white-space: nowrap;
}

/* ---- Panel and card -------------------------------------------------------------------------- */

.ep-panel {
  border: 1px solid var(--ep-line);
  border-radius: var(--ep-radius-md);
  background: linear-gradient(170deg, var(--ep-surface), var(--ep-bg-raised));
}

.ep-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--ep-line);
  border-radius: var(--ep-radius-md);
  background: linear-gradient(170deg, var(--ep-surface), var(--ep-bg-raised));
  color: inherit;
  text-decoration: none;
  transition:
    transform var(--ep-duration) var(--ep-ease-out),
    border-color var(--ep-duration) var(--ep-ease),
    box-shadow var(--ep-duration) var(--ep-ease);
}

.ep-card--interactive:hover {
  transform: translateY(-6px);
  border-color: var(--ep-line-strong);
  box-shadow: var(--ep-shadow-lg);
}

.ep-card__art {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ep-bg-raised);
}

.ep-card__art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--ep-duration-slow) var(--ep-ease-out);
}

.ep-card--interactive:hover .ep-card__art img {
  transform: scale(1.06);
}

/* The scrim is what lets a mono label sit on top of arbitrary artwork and stay readable. */
.ep-card__art::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 45%,
    color-mix(in srgb, var(--ep-bg-raised) 90%, transparent) 100%
  );
}

.ep-card__art-label {
  position: absolute;
  left: var(--ep-space-xs);
  bottom: var(--ep-space-2xs);
  z-index: 2;
  color: var(--ep-ink-2);
}

.ep-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: var(--ep-space-sm) var(--ep-space-md) var(--ep-space-md);
}

.ep-card__title {
  font-family: var(--ep-font-display);
  font-size: 1.3rem;
  font-weight: var(--ep-weight-bold);
  letter-spacing: var(--ep-tracking-tight);
}

.ep-card__body p {
  margin-top: var(--ep-space-2xs);
  font-size: var(--ep-text-small);
  line-height: var(--ep-leading-normal);
  color: var(--ep-ink-2);
  text-wrap: pretty;
}

.ep-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ep-space-xs);
  margin-top: auto;
  padding-top: var(--ep-space-sm);
}

.ep-card__go {
  color: var(--ep-accent);
  font-size: var(--ep-text-small);
  font-weight: var(--ep-weight-semibold);
  transition: transform var(--ep-duration) var(--ep-ease);
  display: inline-block;
}

.ep-card--interactive:hover .ep-card__go {
  transform: translateX(4px);
}

/* ---- Browser frame ----------------------------------------------------------------------------- */
/* A flat PNG of an application reads as a picture. The same PNG inside a chrome bar reads as a
   running program, which is the whole point of putting it on the page. */

.ep-frame {
  overflow: hidden;
  border: 1px solid var(--ep-line-strong);
  border-radius: 12px;
  background: var(--ep-surface-2);
  box-shadow: var(--ep-shadow-xl);
}

.ep-frame__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--ep-line);
  background: var(--ep-surface);
}

.ep-frame__bar i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ep-line-strong);
}

.ep-frame__url {
  flex: 1;
  margin-left: 0.6rem;
  padding: 0.25rem 0.55rem;
  border-radius: 5px;
  background: var(--ep-bg-raised);
  font-family: var(--ep-font-mono);
  font-size: 0.66rem;
  color: var(--ep-ink-3);
}

.ep-frame img {
  width: 100%;
}

/* ---- Metric ------------------------------------------------------------------------------------- */

.ep-metric__value {
  font-family: var(--ep-font-display);
  font-weight: var(--ep-weight-black);
  font-size: 1.9rem;
  letter-spacing: -0.035em;
  line-height: 1;
}

.ep-metric__value--accent {
  color: var(--ep-accent);
}

.ep-metric__label {
  margin-top: var(--ep-space-3xs);
}

/* ---- Status chip (RequestDesk) --------------------------------------------------------------- */

.ep-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.22rem 0.6rem;
  border-radius: var(--ep-radius-pill);
  background: var(--ep-surface-2);
  color: var(--ep-ink-2);
  font-size: var(--ep-text-label);
  font-weight: var(--ep-weight-semibold);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.ep-chip::before {
  content: "";
  width: 0.45em;
  height: 0.45em;
  flex: none;
  border-radius: 50%;
  background: currentColor;
}

.ep-chip--new {
  background: var(--ep-status-new-bg);
  color: var(--ep-status-new-ink);
}
.ep-chip--triaged {
  background: var(--ep-status-triaged-bg);
  color: var(--ep-status-triaged-ink);
}
.ep-chip--inprogress {
  background: var(--ep-status-inprogress-bg);
  color: var(--ep-status-inprogress-ink);
}
.ep-chip--blocked {
  background: var(--ep-status-blocked-bg);
  color: var(--ep-status-blocked-ink);
}
.ep-chip--resolved {
  background: var(--ep-status-resolved-bg);
  color: var(--ep-status-resolved-ink);
}
.ep-chip--closed {
  background: var(--ep-status-closed-bg);
  color: var(--ep-status-closed-ink);
}
.ep-chip--cancelled {
  background: var(--ep-status-cancelled-bg);
  color: var(--ep-status-cancelled-ink);
}

.ep-chip--live {
  background: var(--ep-positive-bg);
  color: var(--ep-positive);
}

.ep-chip--live::before {
  animation: ep-pulse 2.6s var(--ep-ease) infinite;
}

/* ---- Priority (RequestDesk) --------------------------------------------------------------------- */

.ep-priority {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  font-family: var(--ep-font-mono);
  font-size: var(--ep-text-label);
  font-weight: var(--ep-weight-medium);
  letter-spacing: var(--ep-tracking-label);
  text-transform: uppercase;
  color: var(--ep-priority-normal);
}

.ep-priority--low {
  color: var(--ep-priority-low);
}
.ep-priority--high {
  color: var(--ep-priority-high);
}
.ep-priority--urgent {
  color: var(--ep-priority-urgent);
  font-weight: var(--ep-weight-bold);
}

/* ---- Form field ------------------------------------------------------------------------------------ */

.ep-field {
  display: flex;
  flex-direction: column;
  gap: var(--ep-space-3xs);
}

.ep-field__label {
  font-size: var(--ep-text-fine);
  font-weight: var(--ep-weight-medium);
  color: var(--ep-ink-2);
}

.ep-field__control {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--ep-line-strong);
  border-radius: var(--ep-radius-sm);
  background: var(--ep-bg-raised);
  color: var(--ep-ink);
  font-size: var(--ep-text-small);
  transition:
    border-color var(--ep-duration-fast) var(--ep-ease),
    background-color var(--ep-duration-fast) var(--ep-ease);
}

.ep-field__control::placeholder {
  color: var(--ep-ink-3);
}

.ep-field__control:hover {
  border-color: var(--ep-ink-3);
}

.ep-field__hint {
  font-size: var(--ep-text-label);
  color: var(--ep-ink-3);
}

.ep-field__error {
  font-size: var(--ep-text-label);
  color: var(--ep-critical);
}

.ep-field--invalid .ep-field__control {
  border-color: var(--ep-critical);
  background: var(--ep-critical-bg);
}

/* ---- Data table (RequestDesk) ------------------------------------------------------------------------ */

.ep-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--ep-line);
  border-radius: var(--ep-radius-md);
  background: var(--ep-surface);
}

.ep-table {
  min-width: 44rem;
  font-size: var(--ep-text-small);
}

.ep-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: var(--ep-space-2xs) var(--ep-space-sm);
  border-bottom: 1px solid var(--ep-line);
  background: var(--ep-surface-2);
  font-family: var(--ep-font-mono);
  font-size: var(--ep-text-label);
  font-weight: var(--ep-weight-medium);
  letter-spacing: var(--ep-tracking-label);
  text-transform: uppercase;
  text-align: left;
  color: var(--ep-ink-3);
  white-space: nowrap;
}

.ep-table td {
  padding: var(--ep-space-xs) var(--ep-space-sm);
  border-bottom: 1px solid var(--ep-line);
  vertical-align: middle;
}

.ep-table tbody tr:last-child td {
  border-bottom: 0;
}

.ep-table tbody tr {
  transition: background-color var(--ep-duration-fast) var(--ep-ease);
}

.ep-table tbody tr:hover {
  background: var(--ep-surface-2);
}

/* Reference numbers and dates only line up in a column if the digits are the same width.
   Tabular numerals are the entire reason this class exists. */
.ep-table__ref {
  font-family: var(--ep-font-mono);
  font-size: var(--ep-text-fine);
  font-variant-numeric: tabular-nums;
  color: var(--ep-ink-3);
  white-space: nowrap;
}

.ep-table__title {
  font-weight: var(--ep-weight-medium);
  color: var(--ep-ink);
}

/* ---- Definition list ---------------------------------------------------------------------------------- */

.ep-defs {
  display: grid;
  grid-template-columns: minmax(5rem, max-content) 1fr;
  gap: var(--ep-space-2xs) var(--ep-space-md);
  font-size: var(--ep-text-small);
}

.ep-defs dt {
  font-family: var(--ep-font-mono);
  font-size: var(--ep-text-label);
  letter-spacing: var(--ep-tracking-label);
  text-transform: uppercase;
  color: var(--ep-ink-3);
  padding-top: 0.28em;
}

.ep-defs dd {
  margin: 0;
  color: var(--ep-ink-2);
}

/* ---- Empty state --------------------------------------------------------------------------------------- */

.ep-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ep-space-2xs);
  padding: var(--ep-space-2xl) var(--ep-space-md);
  text-align: center;
  color: var(--ep-ink-3);
}

.ep-empty__title {
  font-family: var(--ep-font-display);
  font-size: var(--ep-text-heading);
  color: var(--ep-ink-2);
}

/* ---- Theme toggle ------------------------------------------------------------------------- */
/*
 * Cycles system -> light -> dark -> system. Which icon shows is decided by CSS from the
 * data-ep-theme attribute on <html>, not by JavaScript swapping DOM, so the button is already
 * correct on first paint and cannot disagree with the theme it is reporting.
 */

.ep-theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--ep-line-strong);
  border-radius: var(--ep-radius-pill);
  background: transparent;
  color: var(--ep-ink-2);
  transition:
    border-color var(--ep-duration) var(--ep-ease),
    color var(--ep-duration) var(--ep-ease),
    background-color var(--ep-duration) var(--ep-ease);
}

.ep-theme-toggle:hover {
  border-color: var(--ep-accent);
  color: var(--ep-accent);
  background: var(--ep-accent-soft);
}

.ep-theme-toggle svg {
  width: 17px;
  height: 17px;
  display: none;
}

/* No attribute means "follow the system", which is the default state. */
:root:not([data-ep-theme]) .ep-theme-toggle [data-ep-icon="system"],
:root[data-ep-theme="light"] .ep-theme-toggle [data-ep-icon="light"],
:root[data-ep-theme="dark"] .ep-theme-toggle [data-ep-icon="dark"] {
  display: block;
}