.studio {
  min-height: 100svh;
  background: var(--paper);
  display: flex;
  flex-direction: column;
}

.studio__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-5);
  padding: 0 var(--gutter);
  min-height: 64px;
  background: var(--ink);
  color: var(--ink-text);
}

.studio__tabs {
  display: flex;
  gap: 4px;
  margin-left: var(--s-5);
}

.studio__tabs button {
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  padding: 22px 14px 20px;
  font-size: 15px;
  border-bottom: 2px solid transparent;
}

.studio__tabs button[aria-selected="true"] {
  color: var(--ink-text);
  border-bottom-color: var(--signal);
}

.studio__bar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--s-4);
}

.studio__home {
  color: var(--ink-muted);
  font-size: 14px;
  text-decoration: none;
}

.studio__home:hover {
  color: var(--ink-text);
}

.studio__main {
  flex: 1 1 auto;
}

/* ---------- quick check ---------- */
.quick,
.plan {
  padding-top: var(--s-8);
  padding-bottom: var(--s-9);
}

.quick__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s-5);
}

.quick__intro {
  margin-top: 16px;
  max-width: 640px;
  font-size: 17px;
}

.quick__drops {
  margin-top: var(--s-7);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-5);
}

.drop {
  background: var(--sheet);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.drop.is-over {
  border-color: var(--signal);
  background: #fff8f4;
}

.drop__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.drop__title {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.drop__empty {
  margin-top: 16px;
  width: 100%;
  min-height: 240px;
  border: 1px dashed #bdbab2;
  background: var(--paper-2);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-2);
  font-size: 16px;
}

.drop__empty:hover {
  border-color: var(--text);
}

.drop__grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.drop__thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--paper-2);
}

.drop__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.drop__thumb button {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 50%;
  background: rgba(12, 13, 15, 0.7);
  color: var(--ink-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.drop__add {
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 1px dashed #bdbab2;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.quick__run {
  margin-top: var(--s-5);
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s-5);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border: 0;
  padding: 0;
  margin: 0;
}

.field select,
.field input {
  height: 48px;
  min-width: 280px;
  padding: 0 14px;
  border: 1px solid #c9c7c0;
  border-radius: var(--radius);
  background: var(--sheet);
  font-size: 16px;
}

.field select:focus,
.field input:focus {
  border-color: var(--text);
  outline: none;
}

.alert {
  margin-top: var(--s-5);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--different);
  color: var(--different-text);
  background: #fff5f6;
  font-size: 15px;
}

.quick__lang-note {
  margin-top: var(--s-5);
}

/* honest progress */
.progress {
  margin-top: var(--s-6);
  border: 1px solid var(--line);
  background: var(--sheet);
  padding: 20px 24px;
  position: relative;
  overflow: hidden;
}

.progress__scan {
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--line-soft);
}

.progress__scan span {
  position: absolute;
  top: 0;
  height: 2px;
  width: 30%;
  background: var(--signal);
  animation: sweep 1.4s var(--ease-in-out) infinite;
}

@keyframes sweep {
  from {
    left: -30%;
  }
  to {
    left: 100%;
  }
}

.progress__stages {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  font-size: 15px;
  color: var(--faint);
}

.progress__stages li {
  display: inline-flex;
  gap: 8px;
  align-items: baseline;
  transition: color var(--t-mid) var(--ease);
}

.progress__stages .mono {
  font-size: 11px;
}

.progress__stages li.is-done {
  color: var(--text);
}

.progress__stages li.is-now {
  color: var(--signal-text);
}

.progress__time {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  color: var(--muted);
}

/* ---------- result ---------- */
.result {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr) 380px;
  min-height: calc(100svh - 64px);
}

.result__frames {
  border-right: 1px solid var(--line);
  background: var(--paper-2);
  padding: 24px 20px 32px;
}

.frames + .frames {
  margin-top: 28px;
}

.frames ul {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.frames li {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 12px;
  align-items: center;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.frames img,
.frames__ph {
  grid-row: 1 / span 2;
  width: 64px;
  height: 48px;
  object-fit: cover;
  background: var(--line-soft);
}

.frames__slot {
  font-size: 14px;
  font-weight: 500;
}

.frames__q {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--ok);
}

.frames__q.is-bad {
  color: var(--review-text);
}

.result__integrity {
  margin-top: 20px;
}

.result__center {
  padding: 24px 28px 40px;
  min-width: 0;
}

.result__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.result__meta {
  font-size: 12px;
  color: var(--muted);
}

.seg {
  display: inline-flex;
  border: 1px solid #c9c7c0;
  border-radius: var(--radius);
}

.seg button {
  border: 0;
  background: transparent;
  padding: 9px 14px;
  font-size: 14px;
}

.seg button + button {
  border-left: 1px solid #c9c7c0;
}

.seg button[aria-selected="true"],
.seg button[aria-pressed="true"] {
  background: var(--text);
  color: var(--paper);
}

.result__viewer {
  margin-top: 16px;
  background: var(--ink);
  border-radius: var(--radius);
  padding: 10px;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.result__empty {
  color: var(--ink-muted);
  font-size: 15px;
  padding: 40px;
  text-align: center;
  max-width: 480px;
}

.result__pairs {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.result__pairs button {
  border: 1px solid #c9c7c0;
  background: var(--sheet);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 13px;
}

.result__pairs button[aria-pressed="true"] {
  background: var(--text);
  color: var(--paper);
  border-color: var(--text);
}

.slider {
  position: relative;
  width: 100%;
  user-select: none;
  touch-action: none;
  cursor: ew-resize;
}

.slider img {
  width: 100%;
  height: auto;
  display: block;
}

.slider__after {
  position: absolute;
  inset: 0;
  height: 100% !important;
  object-fit: fill;
}

.slider__divider {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  margin-left: -1px;
  background: var(--ink-text);
}

.slider__knob {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  margin: -20px 0 0 -20px;
  border-radius: 50%;
  background: var(--ink-text);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
}

.slider__tag {
  position: absolute;
  top: 12px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-text);
  background: rgba(12, 13, 15, 0.6);
  padding: 6px 8px;
}

.slider__tag--left {
  left: 12px;
}

.slider__tag--right {
  right: 12px;
}

.slider__range {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  opacity: 0;
  height: 32px;
  cursor: ew-resize;
}

.slider__range:focus-visible {
  opacity: 0.6;
}

.timeline {
  margin-top: 28px;
  border-top: 1px solid var(--text);
}

.timeline__head {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
}

.timeline__empty {
  color: var(--muted);
  font-size: 15px;
  padding: 8px 0;
}

.timeline__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  border-top: 1px solid var(--line);
}

.timeline__grid li {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 16px 16px 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}

.timeline__grid strong {
  color: var(--text);
  font-size: 15px;
}

.result__side {
  border-left: 1px solid var(--line);
  background: var(--sheet);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.verdict {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 30px;
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.verdict svg {
  flex: 0 0 auto;
}

.verdict--same svg {
  color: var(--same);
}

.verdict--review svg,
.verdict--recapture_required svg {
  color: var(--review);
}

.verdict--different svg {
  color: var(--different);
}

.reasons {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-2);
}

.reasons li {
  padding-left: 14px;
  position: relative;
}

.reasons li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 1px;
  background: var(--text);
}

.result__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 11px;
}

.result__facts span {
  padding: 5px 8px;
  border: 1px solid var(--line);
}

.result__cost .cost {
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
}

.result__cost .cost__head,
.result__cost .cost__strip,
.result__cost .cost__foot {
  padding-left: 0;
  padding-right: 0;
}

.result__cost .cost__value {
  font-size: 32px;
}

.result__cost .cost__table th:first-child,
.result__cost .cost__table td:first-child {
  padding-left: 0;
}

.result__cost .cost__table th:last-child,
.result__cost .cost__table td:last-child {
  padding-right: 0;
}

.result__nocost {
  font-size: 15px;
  color: var(--muted);
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.result__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- guided inspection ---------- */
.plan__form {
  margin-top: var(--s-6);
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--s-5);
}

.plan__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.plan__progress {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  gap: 4px;
}

.plan__progress span {
  height: 3px;
  background: var(--line);
}

.plan__progress .is-done {
  background: var(--signal);
}

.plan__progress .is-bad {
  background: var(--review);
}

.plan__grid {
  margin-top: var(--s-6);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--s-5);
}

.shot {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.shot__frame {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--ink-2);
  color: var(--ink-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.shot__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.silhouette {
  width: 82%;
}

.shot__num {
  position: absolute;
  left: 10px;
  top: 8px;
  font-size: 11px;
  color: var(--ink-text);
}

.shot__text {
  font-size: 15px;
  line-height: 1.4;
}

.shot__status {
  font-size: 12px;
  min-height: 16px;
}

.shot__status .is-ok {
  color: var(--ok);
  display: inline-flex;
  gap: 6px;
  align-items: center;
}

.shot__status .is-bad {
  color: var(--review-text);
  display: inline-flex;
  gap: 6px;
  align-items: center;
}

.shot__btn {
  align-self: flex-start;
  cursor: pointer;
}

.plan__finish {
  margin-top: var(--s-6);
}

.plan__after {
  margin-top: var(--s-7);
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: var(--s-6);
  align-items: start;
}

.plan__compare {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}

.plan__compare ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

@media (max-width: 1180px) {
  .result {
    grid-template-columns: minmax(0, 1fr) 360px;
  }

  .result__frames {
    grid-column: 1 / -1;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-5);
  }

  .frames + .frames {
    margin-top: 0;
  }
}

@media (max-width: 860px) {
  .quick__drops,
  .plan__after {
    grid-template-columns: minmax(0, 1fr);
  }

  .result {
    grid-template-columns: minmax(0, 1fr);
  }

  .result__side {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .result__frames {
    grid-template-columns: minmax(0, 1fr);
  }

  .studio__tabs {
    order: 3;
    width: 100%;
    margin-left: 0;
  }

  .studio__tabs button {
    padding: 12px 10px;
  }

  .field select,
  .field input {
    min-width: 0;
    width: 100%;
  }

  .quick__run .field {
    flex: 1 1 100%;
  }
}

.result__overlay {
  width: 100%;
  height: auto;
  display: block;
}

.timeline__check {
  font-style: normal;
  color: var(--signal-text);
}

.findings {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.findings__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--s-5, 24px);
}

.findings__grid > li {
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
}

.findings__grid img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--line);
}

.findings__slot {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 2px 8px;
  background: var(--ink);
  color: var(--ink-text);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.findings__list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}

.findings__list strong {
  color: var(--text);
  font-size: 15px;
}

.examples {
  padding-top: var(--s-7, 48px);
  padding-bottom: var(--s-8, 64px);
}

.examples__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--s-5, 24px);
  margin: var(--s-6, 32px) 0;
}

.examples__grid > li {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.examples__grid > li.is-active {
  border-bottom-color: var(--signal);
}

.examples__grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  border: 1px solid var(--line);
}