/* filefinch app: layout and the few pieces Monsoon does not cover. Colors come from Monsoon
   tokens derived from one seed, so light and dark both follow the theme. */

:root {
  --seed: #2f6fed;
  --ff-top: 3.5rem;
  --ff-dock: 4.25rem;
  --ff-radius: 1rem;
}

html {
  scroll-padding-top: calc(var(--ff-top) + 1rem);
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.ic {
  width: 1.25em;
  height: 1.25em;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: middle;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.ff-offscreen {
  position: fixed;
  left: -9999px;
  opacity: 0;
}

/* ---- top bar ---- */

.ff-top {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  height: var(--ff-top);
  padding: 0 max(1rem, env(safe-area-inset-left)) 0 max(1rem, env(safe-area-inset-left));
  background: color-mix(in oklch, var(--background) 82%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.ff-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  color: var(--foreground);
  text-decoration: none;
  border-radius: 0.5rem;
}

.ff-brand img {
  border-radius: 0.5rem;
}

.ff-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  max-width: 46vw;
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--foreground);
  font-size: 0.8125rem;
  cursor: pointer;
}

.ff-pill span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ff-top-actions {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  margin-left: auto;
}

.ff-top-actions .btn {
  min-width: 2.5rem;
  min-height: 2.5rem;
}

.ff-lang-code {
  font-size: 0.6875rem;
  font-weight: 700;
  margin-left: 0.125rem;
}

/* ---- shell and tabs ---- */

.ff-shell {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr;
  width: 100%;
  max-width: 82rem;
  margin: 0 auto;
}

.ff-tabs {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 30;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  height: calc(var(--ff-dock) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: color-mix(in oklch, var(--surface) 92%, transparent);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
}

.ff-tab {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  min-width: 0;
  padding: 0.25rem 0.125rem;
  border: 0;
  background: transparent;
  color: var(--muted-foreground);
  font: inherit;
  font-size: 0.6875rem;
  font-weight: 500;
  cursor: pointer;
}

.ff-tab span:not(.ff-count) {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ff-tab .ic {
  width: 1.4rem;
  height: 1.4rem;
}

.ff-tab[aria-current='page'] {
  color: var(--primary);
}

.ff-tab[aria-current='page']::before {
  content: '';
  position: absolute;
  top: 0;
  left: 25%;
  right: 25%;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--primary);
}

.ff-tab:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: -4px;
  border-radius: 0.75rem;
}

.ff-count {
  position: absolute;
  top: 0.35rem;
  left: calc(50% + 0.5rem);
  min-width: 1.1rem;
  height: 1.1rem;
  padding: 0 0.3rem;
  border-radius: 999px;
  background: var(--primary);
  color: var(--primary-foreground);
  font-size: 0.625rem;
  line-height: 1.1rem;
  text-align: center;
}

main {
  min-width: 0;
  padding: 1.25rem 1rem calc(var(--ff-dock) + env(safe-area-inset-bottom) + 1.5rem);
  outline: none;
}

.ff-foot {
  padding: 0 1rem calc(var(--ff-dock) + env(safe-area-inset-bottom) + 1rem);
  text-align: center;
  font-size: 0.8125rem;
  color: var(--muted-foreground);
}

@media (min-width: 64rem) {
  .ff-shell {
    grid-template-columns: 13.5rem 1fr;
    gap: 1.5rem;
    padding: 0 1.5rem;
  }
  .ff-tabs {
    position: sticky;
    top: calc(var(--ff-top) + 1.25rem);
    inset: auto;
    align-self: start;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    height: auto;
    padding: 0;
    margin-top: 1.25rem;
    background: none;
    backdrop-filter: none;
    border: 0;
  }
  .ff-tab {
    flex-direction: row;
    justify-content: flex-start;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem;
    border-radius: 0.75rem;
    font-size: 0.9375rem;
    color: var(--foreground);
  }
  .ff-tab:hover {
    background: var(--muted);
  }
  .ff-tab[aria-current='page'] {
    background: color-mix(in oklch, var(--primary) 12%, transparent);
    color: var(--primary);
    font-weight: 600;
  }
  .ff-tab[aria-current='page']::before {
    top: 25%;
    bottom: 25%;
    left: 0;
    right: auto;
    width: 3px;
    height: auto;
    border-radius: 0 3px 3px 0;
  }
  .ff-count {
    position: static;
    margin-left: auto;
  }
  main {
    padding: 1.25rem 0 3rem;
  }
  .ff-foot {
    padding-bottom: 1.5rem;
  }
}

@media (min-width: 120rem) {
  .ff-shell {
    max-width: 96rem;
  }
}

/* ---- typography and common blocks ---- */

.ff-h1 {
  font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.125rem);
  font-weight: 750;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 0.5rem;
}

.ff-h1:focus {
  outline: none;
}

.ff-h3 {
  font-size: 1rem;
  font-weight: 650;
  margin: 0 0 0.5rem;
}

.ff-lead {
  max-width: 46rem;
  margin: 0 0 1.25rem;
  color: var(--muted-foreground);
}

.ff-view > .alert,
.ff-view > .dropzone,
.ff-view > .ff-card {
  margin-bottom: 1rem;
}

.ff-card {
  border-radius: var(--ff-radius);
}

.ff-card .card-body {
  gap: 0.85rem;
}

.ff-grid-2,
.ff-grid-3 {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 48rem) {
  .ff-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .ff-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: end;
  }
}

.ff-step {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  margin: 0;
  border-radius: 999px;
  background: color-mix(in oklch, var(--primary) 14%, transparent);
  color: var(--primary);
  font-weight: 700;
}

.ff-check {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
}

.ff-check-field {
  min-height: 2.5rem;
}

.ff-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8125rem;
  word-break: break-all;
}

.ff-howto {
  margin-top: 1.5rem;
  max-width: 52rem;
}

.ff-muted {
  color: var(--muted-foreground);
}

.ff-ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn .ic {
  width: 1.1em;
  height: 1.1em;
}

/* ---- invite and reply ---- */

.ff-share {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 48rem) {
  .ff-share {
    grid-template-columns: minmax(14rem, 18rem) 1fr;
    gap: 2rem;
  }
}

.ff-share-text {
  display: grid;
  gap: 0.75rem;
  min-width: 0;
}

.ff-qr-wrap {
  display: grid;
  place-items: center;
}

.ff-qr {
  width: min(100%, 18rem);
  aspect-ratio: 1;
  padding: 0.25rem;
  border-radius: 0.75rem;
  background: #fff;
  box-shadow: 0 0 0 1px var(--border);
}

.ff-qr svg {
  display: block;
  width: 100%;
  height: 100%;
}

.ff-waiting {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

.ff-busy {
  display: grid;
  justify-items: center;
  gap: 0.75rem;
  padding: 3rem 1rem;
  text-align: center;
}

/* ---- connection status ---- */

.ff-peer {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.ff-peer-icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0.85rem;
  background: color-mix(in oklch, var(--primary) 12%, transparent);
  color: var(--primary);
}

.ff-peer-icon .ic {
  width: 1.6rem;
  height: 1.6rem;
}

.ml-auto {
  margin-left: auto;
}

.ff-fp {
  padding: 1rem;
  border-radius: 0.85rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.ff-fp-label {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted-foreground);
}

.ff-fp-digits {
  margin: 0.25rem 0 0.5rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: clamp(1.5rem, 1.1rem + 2vw, 2.25rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}

.ff-security {
  display: grid;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.9375rem;
}

.ff-security li {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}

.ff-security .ic {
  margin-top: 0.15rem;
}

.ff-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  margin: 0;
}

.ff-stats div {
  padding: 0.6rem 0.75rem;
  border-radius: 0.75rem;
  background: var(--surface-2);
}

.ff-stats dt {
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

.ff-stats dd {
  margin: 0;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}

/* ---- dropzone and transfers ---- */

.ff-drop .dropzone-area {
  min-height: 12rem;
  cursor: default;
}

.ff-drop.ff-drag .dropzone-area {
  border-color: var(--primary);
  background: color-mix(in oklch, var(--primary) 8%, transparent);
}

.ff-file-btn {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.ff-file-btn input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  font-size: 0;
}

.ff-file-btn:focus-within {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.ff-overall {
  display: grid;
  gap: 0.35rem;
  margin: 0 0 1rem;
}

.ff-list {
  display: grid;
  gap: 0.75rem;
}

.ff-tr-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.ff-tr-icon {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  border-radius: 0.75rem;
  background: var(--surface-2);
  color: var(--primary);
}

.ff-tr-title {
  min-width: 0;
  flex: 1;
}

.ff-tr-label {
  margin: 0;
  font-weight: 650;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ff-tr-title p {
  margin: 0;
}

.ff-tr-state {
  flex-shrink: 0;
  max-width: 45%;
  white-space: normal;
  text-align: center;
}

.ff-tr-stats,
.ff-tr-note {
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.ff-tr-actions,
.ff-lib-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.ff-tr-actions:empty {
  display: none;
}

.ff-tr-files summary {
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--primary);
  width: fit-content;
}

.ff-file-list {
  display: grid;
  gap: 0.25rem;
  max-height: 22rem;
  overflow: auto;
  margin: 0.5rem 0 0;
  padding: 0;
  list-style: none;
}

.ff-file {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  grid-template-areas: 'icon name size state' 'icon bar bar acts';
  align-items: center;
  column-gap: 0.6rem;
  row-gap: 0.15rem;
  padding: 0.4rem 0.5rem;
  border-radius: 0.6rem;
}

.ff-file:hover {
  background: var(--muted);
}

.ff-file > .ic {
  grid-area: icon;
  color: var(--muted-foreground);
}

.ff-file-name {
  grid-area: name;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.875rem;
}

.ff-file-size {
  grid-area: size;
}

.ff-file-state {
  grid-area: state;
}

.ff-file progress {
  grid-area: bar;
}

.ff-file-acts {
  grid-area: acts;
  display: flex;
  gap: 0.125rem;
}

.ff-file-single {
  padding: 0;
}

.ff-file-single:hover {
  background: none;
}

.ff-file-single progress,
.ff-file-single .ff-file-name,
.ff-file-single .ff-file-size,
.ff-file-single .ff-file-state,
.ff-file-single > .ic {
  display: none;
}

.ff-file-single {
  grid-template-areas: 'acts';
  grid-template-columns: 1fr;
}

/* ---- offer dialog ---- */

.ff-modal-wide {
  width: min(44rem, calc(100vw - 2rem));
  max-width: none;
}

.ff-offer-list {
  display: grid;
  gap: 0.15rem;
  max-height: min(16rem, 34vh);
  overflow: auto;
  margin: 0.75rem 0;
  padding: 0.25rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
}

.ff-offer-row {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.5rem;
  border-radius: 0.5rem;
  cursor: pointer;
}

.ff-offer-row:not(:has(input)) {
  grid-template-columns: auto minmax(0, 1fr) auto;
}

.ff-offer-row:hover {
  background: var(--muted);
}

.ff-offer-all {
  grid-template-columns: auto 1fr;
  font-weight: 600;
  font-size: 0.875rem;
}

.ff-dest {
  margin: 0.5rem 0;
  border: 0;
  padding: 0;
}

.ff-dest-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
}

.ff-dest-card .radio {
  margin-top: 0.2rem;
}

/* ---- preview ---- */

.ff-modal-preview {
  width: min(64rem, calc(100vw - 2rem));
  max-width: none;
}

.ff-preview {
  display: grid;
  place-items: center;
  min-height: 8rem;
  max-height: 70vh;
  overflow: auto;
  border-radius: 0.75rem;
  background: var(--surface-2);
}

.ff-preview img,
.ff-preview video {
  max-width: 100%;
  max-height: 68vh;
  object-fit: contain;
}

.ff-preview audio {
  width: min(100%, 32rem);
  margin: 2rem 1rem;
}

.ff-preview iframe {
  width: 100%;
  height: 68vh;
  border: 0;
  background: #fff;
}

.ff-preview-text {
  justify-self: stretch;
  align-self: start;
  margin: 0;
  padding: 1rem;
  font-size: 0.8125rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ---- scanner ---- */

.ff-scan {
  position: relative;
  overflow: hidden;
  border-radius: 0.85rem;
  background: #000;
  aspect-ratio: 1;
  max-height: 60vh;
  margin: 0.5rem 0;
}

.ff-scan video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ff-scan-frame {
  position: absolute;
  inset: 15%;
  border: 3px solid rgba(255, 255, 255, 0.85);
  border-radius: 1rem;
}

/* ---- sync ---- */

.ff-folder {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.ff-recent {
  display: grid;
  gap: 0.5rem;
}

.ff-recent p {
  margin: 0;
}

.ff-sync-progress {
  display: grid;
  gap: 0.4rem;
  margin: 0 0 1rem;
}

.ff-sync-progress p {
  margin: 0;
}

.ff-plan-stats {
  width: 100%;
  overflow-x: auto;
}

.ff-conflict {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.6rem 0;
  border-top: 1px solid var(--border);
}

.ff-conflict > div {
  min-width: 0;
  flex: 1 1 14rem;
}

.ff-conflict p {
  margin: 0;
}

.ff-plan-list {
  display: grid;
  gap: 0.25rem;
  max-height: 18rem;
  overflow: auto;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
  overflow-wrap: anywhere;
}

/* ---- settings ---- */

.ff-settings {
  display: grid;
  gap: 1.5rem;
  max-height: min(70vh, 44rem);
  overflow: auto;
}

.ff-settings section {
  display: grid;
  gap: 0.75rem;
}

.ff-turn {
  display: grid;
  gap: 0.5rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
}

@media (min-width: 40rem) {
  .ff-turn {
    grid-template-columns: 2fr 1fr 1fr;
  }
  .ff-turn-actions {
    grid-column: 1 / -1;
  }
}

.ff-turn-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

/* ---- history ---- */

.ff-history td {
  vertical-align: middle;
}

.ff-history td:nth-child(2) {
  max-width: 22rem;
  overflow-wrap: anywhere;
}

.ff-hist-dir .ic {
  color: var(--muted-foreground);
}

/* ---- toasts ---- */

.ff-toasts {
  z-index: 60;
  bottom: calc(var(--ff-dock) + env(safe-area-inset-bottom) + 0.5rem);
  max-width: min(26rem, calc(100vw - 1.5rem));
}

@media (min-width: 64rem) {
  .ff-toasts {
    bottom: 1rem;
  }
}

.ff-toast {
  box-shadow: 0 10px 30px -12px rgba(0, 0, 0, 0.35);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.ff-offer-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.875rem;
}

@media (max-width: 30rem) {
  .ff-brand span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }
  .ff-top {
    gap: 0.5rem;
  }
  .ff-pill {
    max-width: 52vw;
  }
}

/* Keep dialog buttons in reach on short screens while the content scrolls. */
dialog .modal-actions {
  position: sticky;
  bottom: -1.5rem;
  z-index: 1;
  margin: 1rem -1.5rem -1.5rem;
  padding: 0.75rem 1.5rem 1.5rem;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.ff-toast {
  flex-wrap: nowrap;
}

@media (max-width: 40rem) {
  .ff-history th:nth-child(3),
  .ff-history td:nth-child(3),
  .ff-history th:nth-child(5),
  .ff-history td:nth-child(5) {
    display: none;
  }
  .ff-history td:nth-child(2) {
    min-width: 7rem;
  }
}

/* ---- pairing with six words ---- */

.ff-pair-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 56rem) {
  .ff-pair-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  }
}

.ff-pair-primary {
  background:
    radial-gradient(120% 90% at 0% 0%, color-mix(in oklch, var(--primary) 14%, transparent), transparent 60%),
    var(--surface);
}

.ff-actions-start {
  justify-content: flex-start;
}

.ff-pair-art {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.25rem;
}

.ff-dev {
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 1rem;
  background: color-mix(in oklch, var(--primary) 14%, transparent);
  color: var(--primary);
}

.ff-dev .ic {
  width: 1.75rem;
  height: 1.75rem;
}

.ff-beam {
  position: relative;
  flex: 0 1 5rem;
  height: 3px;
  border-radius: 3px;
  background: repeating-linear-gradient(90deg, var(--primary) 0 6px, transparent 6px 12px);
  opacity: 0.55;
  animation: ff-march 1.2s linear infinite;
}

@keyframes ff-march {
  to {
    background-position: 24px 0;
  }
}

.ff-connect-foot {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
  max-width: 60rem;
}

.ff-honest {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.ff-honest .ic {
  color: var(--success);
  margin-top: 0.1rem;
}

.ff-options .collapse-content {
  padding-top: 0.5rem;
}

/* word chips */

.ff-words {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 30rem) {
  .ff-words {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.ff-word {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  background: var(--surface-2);
  animation: ff-word-in 0.45s cubic-bezier(0.2, 0.8, 0.3, 1.2) both;
}

.ff-word:nth-child(2) {
  animation-delay: 0.05s;
}
.ff-word:nth-child(3) {
  animation-delay: 0.1s;
}
.ff-word:nth-child(4) {
  animation-delay: 0.15s;
}
.ff-word:nth-child(5) {
  animation-delay: 0.2s;
}
.ff-word:nth-child(6) {
  animation-delay: 0.25s;
}

@keyframes ff-word-in {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.96);
  }
}

.ff-word-i {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.ff-word-w {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: clamp(1.15rem, 0.95rem + 1vw, 1.6rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  overflow-wrap: anywhere;
}

.ff-words-confirm .ff-word {
  border-color: color-mix(in oklch, var(--primary) 45%, var(--border));
  background: color-mix(in oklch, var(--primary) 8%, var(--surface));
}

/* word inputs */

.ff-words-input {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

@media (min-width: 36rem) {
  .ff-words-input {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.ff-word-cell {
  position: relative;
  display: grid;
}

.ff-word-label {
  position: absolute;
  left: 0.7rem;
  top: 0;
  bottom: 1.1rem;
  display: flex;
  align-items: center;
  pointer-events: none;
}

.ff-word-field::-webkit-calendar-picker-indicator {
  display: none !important;
}

.ff-word-n {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted-foreground);
}

.ff-word-field {
  padding-left: 1.9rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1rem;
  text-transform: lowercase;
}

.ff-word-hint {
  min-height: 1.1rem;
  padding-left: 0.25rem;
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

.ff-word-cell.is-ok .ff-word-field {
  border-color: var(--success);
}

.ff-word-cell.is-ok .ff-word-n {
  color: var(--success);
}

.ff-word-cell.is-bad .ff-word-field {
  border-color: var(--danger);
}

.ff-word-cell.is-bad .ff-word-hint {
  color: var(--danger);
}

.ff-words-input.is-wrong {
  animation: ff-shake 0.4s;
}

@keyframes ff-shake {
  20%,
  60% {
    transform: translateX(-6px);
  }
  40%,
  80% {
    transform: translateX(6px);
  }
}

/* the code screen */

.ff-code-card {
  overflow: hidden;
}

.ff-code-layout {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
  align-items: center;
}

@media (min-width: 52rem) {
  .ff-code-layout {
    grid-template-columns: auto 1fr;
    gap: 2.5rem;
    padding: 2rem;
  }
}

.ff-code-qr {
  display: grid;
  justify-items: center;
  gap: 0.6rem;
}

.ff-qr-words {
  width: min(78vw, 16rem);
  padding: 0.35rem;
  border-radius: 1.25rem;
  box-shadow: 0 0 0 1px var(--border), 0 18px 40px -22px color-mix(in oklch, var(--primary) 70%, transparent);
}

.ff-scan-hint {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.ff-code-side {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.ff-code-side p {
  margin: 0;
}

.ff-wait {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.85rem 1rem;
  border-radius: 1rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
}

.ff-wait-text {
  min-width: 0;
  flex: 1;
}

.ff-wait-text p {
  margin: 0;
}

.ff-radar {
  position: relative;
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  border-radius: 999px;
  background: var(--primary);
}

.ff-radar::before,
.ff-radar span {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 999px;
  border: 2px solid var(--primary);
  animation: ff-radar 2s ease-out infinite;
}

.ff-radar span {
  animation-delay: 1s;
}

@keyframes ff-radar {
  from {
    transform: scale(1);
    opacity: 0.8;
  }
  to {
    transform: scale(3.2);
    opacity: 0;
  }
}

.ff-countdown {
  --left: 1;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: conic-gradient(var(--primary) calc(var(--left) * 360deg), color-mix(in oklch, var(--primary) 15%, transparent) 0);
  color: var(--primary-foreground);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.ff-countdown.is-low {
  background: var(--warning);
  color: var(--warning-foreground);
  text-shadow: none;
}

/* confirmation */

.ff-confirm {
  max-width: 46rem;
}

.ff-confirm p {
  margin: 0;
}

.ff-confirm-icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  background: color-mix(in oklch, var(--primary) 14%, transparent);
  color: var(--primary);
}

.ff-confirm-icon .ic {
  width: 1.5rem;
  height: 1.5rem;
}

.ff-fp-more summary {
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.ff-fp-small {
  font-size: 1.25rem;
}

.ff-paired {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  padding: 0.75rem 1rem;
  border-radius: 0.85rem;
  background: color-mix(in oklch, var(--success) 14%, transparent);
  color: var(--foreground);
  font-weight: 600;
}

.ff-paired .ic {
  color: var(--success);
}

details.ff-fp summary {
  cursor: pointer;
}

/* two devices linking on the status screen */

.ff-link-anim {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.ff-link-line {
  position: relative;
  width: 2.75rem;
  height: 3px;
  border-radius: 3px;
  overflow: hidden;
  background: color-mix(in oklch, var(--success) 25%, transparent);
}

.ff-link-line span {
  position: absolute;
  inset: 0;
  background: var(--success);
  transform-origin: left;
}

.ff-link-anim.is-linking .ff-link-line span {
  animation: ff-link 0.9s cubic-bezier(0.6, 0, 0.2, 1) both;
}

.ff-link-anim.is-linking .ff-peer-icon {
  animation: ff-pop 0.6s cubic-bezier(0.2, 0.8, 0.3, 1.4) both;
}

.ff-link-anim.is-linking .ff-peer-icon-2 {
  animation-delay: 0.75s;
}

@keyframes ff-link {
  from {
    transform: scaleX(0);
  }
}

@keyframes ff-pop {
  50% {
    transform: scale(1.18);
    box-shadow: 0 0 0 6px color-mix(in oklch, var(--success) 25%, transparent);
  }
}

/* transfer moments */

.ff-motion {
  position: fixed;
  inset: 0;
  z-index: 70;
  pointer-events: none;
  overflow: hidden;
}

.ff-particle {
  position: absolute;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.ff-flyer {
  padding: 6px;
  border-radius: 999px;
  background: var(--primary);
  box-shadow: 0 8px 22px -6px color-mix(in oklch, var(--primary) 70%, transparent);
}

.ff-particle:not(.ff-flyer) {
  stroke-width: 2.2;
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.12));
}

.ff-trail {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: color-mix(in oklch, var(--primary) 55%, transparent);
  filter: blur(2px);
}

.ff-liftoff {
  animation: ff-liftoff 0.7s cubic-bezier(0.2, 0.8, 0.3, 1);
}

@keyframes ff-liftoff {
  35% {
    transform: translateY(-6px);
    box-shadow: 0 18px 30px -18px color-mix(in oklch, var(--primary) 70%, transparent);
  }
}

.ff-arrived {
  animation: ff-arrive 0.8s cubic-bezier(0.2, 0.8, 0.3, 1.3);
  box-shadow: 0 0 0 2px color-mix(in oklch, var(--success) 60%, transparent);
}

.ff-arrived .ff-tr-state {
  animation: ff-pop 0.7s cubic-bezier(0.2, 0.8, 0.3, 1.4) 0.2s both;
}

@keyframes ff-arrive {
  from {
    transform: translateY(-18px) scale(0.97);
    opacity: 0.4;
  }
}

.ff-pulse-once {
  animation: ff-pop 0.7s cubic-bezier(0.2, 0.8, 0.3, 1.4);
}

@media (prefers-reduced-motion: reduce) {
  .ff-beam,
  .ff-radar::before,
  .ff-radar span,
  .ff-word,
  .ff-words-input.is-wrong,
  .ff-link-anim.is-linking .ff-link-line span,
  .ff-link-anim.is-linking .ff-peer-icon,
  .ff-arrived,
  .ff-arrived .ff-tr-state,
  .ff-liftoff,
  .ff-pulse-once {
    animation: none !important;
  }
  .ff-motion {
    display: none;
  }
}

/* ---- word tiles and inputs fit the longest BIP39 words (8 letters) at any width ---- */
/* The number sits above the word, so the word gets the whole tile width, and the word's font
   scales with the tile through container units. Words never break. */

.ff-words,
.ff-words-input {
  --cols: 2;
  container-type: inline-size;
}

@media (min-width: 30rem) {
  .ff-words {
    --cols: 3;
  }
}

@media (min-width: 36rem) {
  .ff-words-input {
    --cols: 3;
  }
}

.ff-word {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  min-width: 0;
  padding: 0.55rem 0.7rem 0.65rem;
}

.ff-word-w {
  /* 8 monospace letters are at most 5.2em wide; 1.6rem is the tile padding and border. */
  font-size: 1.15rem;
  font-size: clamp(0.95rem, (100cqi / var(--cols) - 1.6rem) / 5.2, 1.6rem);
  line-height: 1.2;
  white-space: nowrap;
  overflow-wrap: normal;
  word-break: keep-all;
}

.ff-word-cell {
  grid-template-rows: auto auto auto;
}

.ff-word-label {
  position: static;
  display: block;
  padding: 0 0 0.2rem 0.2rem;
  line-height: 1;
}

.ff-word-field {
  padding-left: 0.6rem;
  padding-right: 0.6rem;
  font-size: 1rem;
  white-space: nowrap;
}

/* ---- files picked or dropped before pairing ---- */

.ff-drop-hint {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  margin: 0.25rem 0 0;
}

.ff-drop-hint .ic {
  flex-shrink: 0;
  margin-top: 0.1rem;
}

/* While files are dragged over the page and no device is connected yet, the pairing card says
   it will take them. */
.ff-dragging #connect-start .ff-pair-primary {
  outline: 2px dashed var(--primary);
  outline-offset: 4px;
  transform: translateY(-2px);
  transition: transform 0.2s ease, outline-offset 0.2s ease;
}

.ff-pending {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0.6rem 0.85rem;
  border-radius: 0.85rem;
  background: color-mix(in oklch, var(--primary) 10%, transparent);
  color: var(--foreground);
  font-size: 0.875rem;
  animation: ff-rise 0.35s ease-out both;
}

.ff-pending[hidden] {
  display: none;
}

.ff-pending .ic {
  flex-shrink: 0;
  color: var(--primary);
}

@keyframes ff-rise {
  from {
    transform: translateY(6px);
    opacity: 0;
  }
}

/* ---- known devices ---- */

.ff-known {
  display: grid;
  gap: 0.6rem;
  margin: 0 0 1.25rem;
}

.ff-known-head p {
  margin: 0.15rem 0 0;
}

.ff-known-list {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 48rem) {
  .ff-known-list {
    grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
  }
}

.ff-known-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  min-width: 0;
  padding: 0.25rem;
  border: 1px solid var(--border);
  border-radius: var(--ff-radius);
  background: var(--surface);
  animation: ff-rise 0.3s ease-out both;
}

.ff-known-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
  padding: 0.5rem 0.6rem;
  border: 0;
  border-radius: calc(var(--ff-radius) - 0.25rem);
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.ff-known-btn:hover {
  background: var(--surface-2);
}

.ff-known-btn:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.ff-known-icon {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  border-radius: 0.75rem;
  background: color-mix(in oklch, var(--primary) 12%, transparent);
  color: var(--primary);
  transition: transform 0.2s cubic-bezier(0.2, 0.8, 0.3, 1.4);
}

.ff-known-btn:hover .ff-known-icon {
  transform: scale(1.08) rotate(-4deg);
}

.ff-known-name {
  display: grid;
  min-width: 0;
  flex: 1;
}

.ff-known-name span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ff-known-go {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
}

.ff-known-wait {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  margin-bottom: 0.25rem;
}

.ff-remember {
  margin: 0.75rem 0 0;
  padding: 0.75rem 0.9rem;
  border-radius: 0.85rem;
  background: var(--surface-2);
}

.ff-remember .hint {
  margin: 0.35rem 0 0;
}

/* ---- text and links ---- */

.ff-clipbox {
  margin: 1rem 0;
}

.ff-clipbox .label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.ff-clipbox .textarea {
  resize: vertical;
  min-height: 3.5rem;
}

.ff-clip-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
}

.ff-clips-out {
  display: grid;
  gap: 0.4rem;
  margin: 0.25rem 0 0;
  padding: 0;
  list-style: none;
}

.ff-clips-out[hidden] {
  display: none;
}

.ff-clip-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}

.ff-clip-out {
  padding: 0.35rem 0.5rem;
  border-radius: 0.75rem;
  background: var(--surface-2);
  animation: ff-rise 0.3s ease-out both;
}

.ff-clip-out .ff-tr-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 0.6rem;
  background: var(--surface);
}

.ff-clip-preview {
  flex: 1;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.875rem;
}

.ff-clip-out .badge {
  flex-shrink: 0;
  gap: 0.25rem;
}

.ff-clip-out[data-state="delivered"] .badge {
  animation: ff-pop 0.6s cubic-bezier(0.2, 0.8, 0.3, 1.4);
}

.ff-clips-in:empty {
  display: none;
}

.ff-clips-in {
  margin-bottom: 0.75rem;
}

.ff-clip-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ff-clip-meta {
  margin: 0;
}

.ff-clip-text {
  display: block;
  margin: 0.35rem 0 0;
  max-height: 14rem;
  overflow: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.ff-clip-link {
  font-weight: 600;
}

.ff-clip-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.ff-clip-actions .btn-square {
  margin-left: auto;
}

@media (prefers-reduced-motion: reduce) {
  .ff-pending,
  .ff-known-item,
  .ff-clip-out,
  .ff-clip-out[data-state="delivered"] .badge {
    animation: none !important;
  }
  .ff-dragging #connect-start .ff-pair-primary,
  .ff-known-btn:hover .ff-known-icon {
    transform: none;
  }
}

/* ---- the advanced no relay option, inside Options ---- */

.ff-advanced {
  display: grid;
  justify-items: start;
  gap: 0.35rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.ff-advanced p {
  margin: 0;
}

/* ---- special dates (data-season comes from ../assets/site/seasons.js, shared with the site) ---- */

:root[data-season="newyear"] { --season-a: #F2C96B; --season-b: #8FB6FF; }
:root[data-season="carnival"] { --season-a: #B48CFF; --season-b: #FFD06B; }
:root[data-season="easter"] { --season-a: #9CC8FF; --season-b: #FFB3C7; }
:root[data-season="valentine"] { --season-a: #FF7C9C; --season-b: #FFB3C6; }
:root[data-season="junina"] { --season-a: #FF9F5A; --season-b: #FFD06B; }
:root[data-season="halloween"] { --season-a: #FF9F45; --season-b: #B48CFF; }
:root[data-season="christmas"] { --season-a: #5FD39A; --season-b: #FF7A88; }

/* A thin two color line under the header and a soft glow behind the logo. */
:root[data-season] .ff-top::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--season-a), var(--season-b), var(--season-a));
  background-size: 200% 100%;
  opacity: 0.9;
  pointer-events: none;
  animation: ff-season-line 12s linear infinite;
}

:root[data-season] .ff-brand img {
  filter: drop-shadow(0 0 6px color-mix(in oklch, var(--season-a) 55%, transparent));
}

:root[data-season] .ff-pair-primary {
  background:
    radial-gradient(90% 70% at 100% 0%, color-mix(in oklch, var(--season-a) 16%, transparent), transparent 60%),
    radial-gradient(120% 90% at 0% 0%, color-mix(in oklch, var(--primary) 14%, transparent), transparent 60%),
    var(--surface);
}

@keyframes ff-season-line {
  to {
    background-position: -200% 0;
  }
}

.ff-pair-primary {
  position: relative;
}

.ff-season-finn {
  position: absolute;
  top: 0.5rem;
  right: 0.75rem;
  width: clamp(4.5rem, 22%, 6.5rem);
  pointer-events: none;
  animation: ff-season-hop 0.7s cubic-bezier(0.2, 1.4, 0.4, 1) both;
  filter: drop-shadow(0 10px 14px rgb(0 0 0 / 0.16));
}

.ff-season-finn[hidden] {
  display: none;
}

.ff-season-finn img {
  display: block;
  width: 100%;
  height: auto;
}

.ff-season-dark {
  display: none !important;
}

:root[data-theme="dark"] .ff-season-light {
  display: none !important;
}

:root[data-theme="dark"] .ff-season-dark {
  display: block !important;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .ff-season-light {
    display: none !important;
  }
  :root:not([data-theme="light"]) .ff-season-dark {
    display: block !important;
  }
}

.ff-season-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0.5rem;
  margin: 0.25rem 0 0;
}

.ff-season-note[hidden] {
  display: none;
}

@keyframes ff-season-hop {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.9);
  }
}

@media (prefers-reduced-motion: reduce) {
  :root[data-season] .ff-top::after,
  .ff-season-finn {
    animation: none !important;
  }
}