:root {
  --bg: #1b121f;
  --bg-top: #120c15;
  --bg-mid: #201427;
  --bg-purple-glow: rgba(131, 78, 185, 0.18);

  --panel: #23162a;
  --surface-input: #160f1b;
  --surface-card: #1e1424;
  --surface-translucent: rgba(255, 255, 255, 0.045);
  --surface-column: rgba(20, 16, 26, 0.52);

  --panel-edge: #355c5a;
  --border-column-soft: rgba(53, 92, 90, 0.34);
  --border-flash-info: rgba(53, 92, 90, 0.38);
  --border-flash-error: rgba(201, 29, 43, 0.28);

  --ink: #f2eaf3;
  --muted: #b7b1c9;
  --ink-on-accent: #eaf3f2;

  --accent: #1d3f3e;
  --accent-soft: #1a2e31;
  --danger: #e64553;
  --danger-soft: #33161b;
  --overdue-stripe: #f06a43;
  --overdue-stripe-glow: rgba(240, 106, 67, 0.28);
  --due-today-stripe: #5fd06d;
  --due-today-stripe-glow: rgba(95, 208, 109, 0.28);
  --due-tomorrow-stripe: #f1ce58;
  --due-tomorrow-stripe-glow: rgba(241, 206, 88, 0.28);

  --shadow: 0 10px 22px rgba(0, 0, 0, 0.28);
  --shadow-drag-focus: 0 0 0 1px rgba(29, 63, 62, 0.75);
  --shadow-drag-drop: 0 10px 18px rgba(0, 0, 0, 0.22);

  --card-shadow: 0 6px 14px rgba(0, 0, 0, 0.52);
  --card-shadow-hover: 0 10px 22px rgba(0, 0, 0, 0.56);
  --date-picker-icon-filter: brightness(0) saturate(100%) invert(95%) sepia(7%) saturate(509%) hue-rotate(247deg) brightness(99%) contrast(93%);

  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Josefin Sans;
  color: var(--ink);
  background:
    radial-gradient(circle at 92% 45%, var(--bg-purple-glow), transparent 80%),
    linear-gradient(180deg, var(--bg-top) 0%, var(--bg-mid) 48%, var(--bg) 100%);
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
.button {
  border: 0;
  border-radius: 999px;
  padding: 0.7rem 1.1rem;
  background: var(--accent);
  color: var(--ink-on-accent);
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}

.danger {
  background: var(--danger);
  color: var(--ink-on-accent);
}

.button.secondary,
.link-button {
  background: var(--surface-translucent);
  color: var(--ink);
  border: 1px solid var(--panel-edge);
}

.link-button {
  padding: 0.45rem 0.8rem;
}

input,
select,
textarea {
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.7rem 0.85rem;
  border-radius: 10px;
  border: 1px solid var(--panel-edge);
  color: var(--ink);
  background: var(--surface-input);
  font: inherit;
}

input[type="date"],
input[type="datetime-local"],
input[type="time"] {
  color-scheme: dark;
}

input[type="date"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
  cursor: pointer;
  filter: var(--date-picker-icon-filter);
  opacity: 1;
}

textarea {
  resize: vertical;
}

label {
  display: block;
  font-size: 0.95rem;
}

.site-header,
.page-shell {
  width: calc(100% - 2rem);
  margin: 0 auto;
}

.detail-page .page-shell {
  max-width: 1120px;
}

.site-header {
  padding: 1.5rem 0 1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.brand {
  font-size: clamp(1.8rem, 2vw + 1rem, 2.7rem);
  font-weight: 400;
  text-decoration: none;
}

.tagline,
.muted,
.meta,
.eyebrow {
  color: var(--muted);
  font-size: 0.8rem;
}

.tagline,
.eyebrow {
  margin: 0.2rem 0 0;
}

.eyebrow {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.top-nav form {
  margin: 0;
}

.flash-stack {
  width: min(1400px, calc(100% - 2rem));
  margin: 0 auto 1rem;
  display: grid;
  gap: 0.5rem;
}

.flash {
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: var(--accent-soft);
  border: 1px solid var(--border-flash-info);
}

.flash-error {
  background: var(--danger-soft);
  border-color: var(--border-flash-error);
}

.page-shell {
  padding-bottom: 2rem;
}

.page-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.page-heading h1,
.panel h2,
.panel h3 {
  margin: 0;
  font-weight: 300;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.form-grid {
  display: grid;
  gap: 1rem;
}

.form-grid.compact {
  gap: 0.8rem;
}

.form-grid.narrow {
  max-width: 420px;
}

.inline-form {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.8rem;
  align-items: end;
}

.wide {
  grid-column: 1 / -1;
}

.board-grid {
  display: grid;
  gap: 1rem;
}

.board-header-row,
.context-row {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 1rem;
  align-items: start;
}

.context-header-spacer {
  min-height: 1px;
}

.context-header h2 {
  margin: 0;
  padding-top: 0.6rem;
  font-size: 1.05rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.column-row {
  display: grid;
  grid-template-columns: repeat(var(--column-count, 7), minmax(180px, 1fr));
  gap: 0.8rem;
  overflow-x: auto;
  padding-bottom: 0.3rem;
}

.column-row-header {
  padding-bottom: 0;
}

.column-heading {
  padding: 0.1rem 0.25rem 0.45rem;
}

.column-heading h3 {
  margin: 0;
  color: var(--muted);
}

.board-column {
  background: var(--surface-column);
  border: 1px solid var(--border-column-soft);
  border-radius: var(--radius);
  padding: 0.8rem;
  min-height: 92px;
}

.card-stack {
  display: grid;
  gap: 0.6rem;
  min-height: 72px;
  align-content: start;
}

.card-stack:empty::before {
  content: "";
  display: block;
  min-height: 56px;
  border-radius: 10px;
  border: 1px dashed var(--panel-edge);
  opacity: 0.45;
}

.card,
.mobile-card,
.asset-row {
  position: relative;
  border-radius: 12px;
  border: 1px solid var(--panel-edge);
  background: var(--surface-card);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}

.card-link {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.8rem;
  text-decoration: none;
  font-size: 0.9rem;
}

.card-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.card-flags {
  display: inline-flex;
  gap: 0.25rem;
  align-items: center;
}

.card-flag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.15rem;
  height: 1.15rem;
  border: 1px solid var(--panel-edge);
  border-radius: 999px;
  font-size: 0.68rem;
  line-height: 1;
  padding-top: 0.2rem;
  color: var(--muted);
  background: var(--surface-translucent);
}

.card:hover,
.mobile-card:hover,
.asset-row:hover {
  box-shadow: var(--card-shadow-hover);
  background: var(--bg-purple-glow);
}

.card-ghost {
  opacity: 0.35;
}

.card-chosen {
  box-shadow: var(--shadow-drag-focus), var(--shadow-drag-drop);
}

.card-overdue::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: var(--overdue-stripe);
  box-shadow: 0 0 0 1px var(--overdue-stripe), -8px 0 16px var(--overdue-stripe-glow);
}

.card-due-today::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: var(--due-today-stripe);
  box-shadow: 0 0 0 1px var(--due-today-stripe), -8px 0 16px var(--due-today-stripe-glow);
}

.card-due-tomorrow::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: var(--due-tomorrow-stripe);
  box-shadow: 0 0 0 1px var(--due-tomorrow-stripe), -8px 0 16px var(--due-tomorrow-stripe-glow);
}

.detail-layout,
.mobile-shell,
.board-page {
  display: grid;
  gap: 1rem;
}

.detail-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.detail-left,
.detail-right {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.detail-action-button {
  justify-self: end;
  width: auto;
}

.detail-action-form {
  display: flex;
  justify-content: flex-end;
}

.asset-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 1rem;
}

.asset-group + .asset-group {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--panel-edge);
}

.asset-group h3 {
  margin: 0;
  font-weight: 300;
}

.asset-row {
  padding: 0.8rem;
}

.asset-row p {
  margin: 0.4rem 0 0;
}

.danger-zone {
  border-color: var(--border-flash-error);
}

.login-shell {
  min-height: calc(100vh - 180px);
  display: grid;
  place-items: center;
}

@media (max-width: 960px) {
  .inline-form,
  .detail-columns {
    grid-template-columns: 1fr;
  }

  .board-header-row,
  .context-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .context-header-spacer {
    display: none;
  }

  .context-header h2 {
    padding-top: 0;
  }
}