:root {
  --bg: #ffffff;
  --fg: #0a0a0a;
  --muted: #5c5c5c;
  --line: #d4d4d4;
  --line-strong: #0a0a0a;
  --surface: #f5f5f5;
  --code-bg: #0a0a0a;
  --code-fg: #f5f5f5;
  --radius: 6px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--fg);
  background: var(--bg);
  line-height: 1.5;
}

a {
  color: var(--fg);
  text-underline-offset: 3px;
}

a:hover {
  text-decoration-thickness: 2px;
}

code,
input,
select,
button,
pre,
.file-input {
  font-family: var(--mono);
  font-size: 0.88rem;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px clamp(16px, 4vw, 40px);
  border-bottom: 1px solid var(--line);
  max-width: 560px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-logo {
  display: block;
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: 50%;
}

.header-doc {
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
}

.header-doc:hover {
  text-decoration: underline;
}

.main-wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 28px clamp(16px, 4vw, 24px) 48px;
}

.form-main {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-top {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-end;
}

.field-grow {
  flex: 1;
  min-width: 200px;
}

.field-narrow {
  min-width: 140px;
}

.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--line);
}

.tab-btn {
  flex: 1;
  padding: 12px 16px;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  background: none;
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--muted);
  cursor: pointer;
}

.tab-btn.is-active {
  color: var(--fg);
  font-weight: 600;
  border-bottom-color: var(--fg);
}

.tab-panel {
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tab-panel.is-hidden {
  display: none !important;
}

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

.chk-inline {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--fg);
}

.chk-inline input {
  width: auto;
  margin: 0;
}

.field-tight {
  margin-top: 4px;
}

.btn-large {
  width: 100%;
  padding: 12px 18px;
  font-size: 1rem;
}

.hint-subtle {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.4;
}

.hint-inline {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
}

.btn-text-block {
  display: block;
  margin-top: 4px;
}

.details-advanced,
.details-format {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 12px;
  background: var(--surface);
}

.details-advanced summary,
.details-format summary {
  padding: 12px 4px;
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--fg);
  list-style: none;
}

.details-advanced summary::-webkit-details-marker,
.details-format summary::-webkit-details-marker {
  display: none;
}

.proof-last-url-row {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.proof-last-url-row .field {
  margin-bottom: 8px;
}

.proof-link-hint {
  margin-bottom: 10px;
}

.proof-last-url-row .btn {
  width: 100%;
}

.details-body {
  padding: 0 4px 14px;
}

.output-block {
  padding-top: 8px;
}

.output-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.output-subtitle {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
}

.delivery-alerts {
  margin-bottom: 12px;
}

.alert-line {
  margin: 0 0 8px;
  font-size: 0.85rem;
  color: var(--fg);
  padding: 8px 10px;
  background: var(--surface);
  border-left: 3px solid var(--fg);
}

.format-name {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 600;
}

.lede {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 65ch;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-row.cols-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 520px) {
  .form-row.cols-2 {
    grid-template-columns: 1fr;
  }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-toggle-row {
  margin-top: 8px;
}

/* Apple-inspirert av/på-bryter */
.toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  cursor: pointer;
  user-select: none;
}

.toggle__label {
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.45;
  color: var(--fg);
}

.toggle__switch-wrap {
  position: relative;
  width: 51px;
  height: 31px;
  flex-shrink: 0;
}

.toggle__input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  z-index: 2;
  cursor: pointer;
}

.toggle__track {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: #e9e9ea;
  transition: background 0.2s ease;
  pointer-events: none;
}

.toggle__thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 27px;
  height: 27px;
  border-radius: 50%;
  background: #fff;
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.12),
    0 1px 2px rgba(0, 0, 0, 0.24);
  transition: transform 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

.toggle__input:checked + .toggle__track {
  background: #34c759;
}

.toggle__input:checked + .toggle__track .toggle__thumb {
  transform: translateX(20px);
}

.toggle__input:focus-visible + .toggle__track {
  outline: 2px solid var(--fg);
  outline-offset: 3px;
}

.toggle__input:disabled + .toggle__track {
  opacity: 0.5;
}

.field-span {
  grid-column: 1 / -1;
}

.field span {
  display: block;
  margin-bottom: 6px;
  font-size: 0.8rem;
  font-weight: 500;
}

.field input,
.field select {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--fg);
  padding: 10px 12px;
  outline: none;
}

.field input:focus,
.field select:focus {
  box-shadow: 0 0 0 2px var(--fg);
}

.inline-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.upload-block {
  padding-top: 8px;
  border-top: 1px dashed var(--line);
  margin-top: 4px;
}

.proof-block,
.roadmap-block {
  padding-top: 16px;
  margin-top: 8px;
  border-top: 1px solid var(--line);
}

.proof-heading {
  margin: 0 0 8px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.proof-lede {
  margin-bottom: 12px;
}

.field.field-row {
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.field.field-row span {
  font-size: 0.85rem;
  font-weight: 400;
}

.field.field-row input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.roadmap-list strong {
  font-weight: 600;
}

.share-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: stretch;
}

.share-input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 0.82rem;
  background: var(--surface);
}

.proof-error {
  margin: 8px 0 0;
  font-size: 0.85rem;
  color: var(--fg);
  min-height: 1.2em;
}

.auth-inline {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 6px;
}

.auth-inline input {
  flex: 1;
}

.auth-status {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

#auth-gate {
  max-width: 460px;
  margin: 36px auto 0;
}

#auth-gate .proof-error {
  text-align: center;
}

.proof-upload-variant.is-hidden {
  display: none;
}

.file-input {
  padding: 8px 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.hint {
  margin: 8px 0 0;
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
}

.btn-text {
  margin-top: 8px;
  padding: 0;
  border: none;
  background: none;
  font-family: var(--font);
  font-size: 0.85rem;
  text-decoration: underline;
  cursor: pointer;
  color: var(--fg);
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.pills-warn {
  margin-bottom: 16px;
}

.pill {
  display: inline-flex;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.75rem;
}

.pill-warn {
  border-color: var(--fg);
  background: var(--surface);
}

.code-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 8px;
  margin-bottom: 8px;
}

.code-head:first-of-type {
  margin-top: 0;
}

.code-head h3 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.btn {
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--fg);
  color: var(--bg);
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.85rem;
}

.btn:hover {
  opacity: 0.88;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--bg);
  color: var(--fg);
}

.code-block {
  margin: 0 0 20px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: var(--code-bg);
  color: var(--code-fg);
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.55;
  min-height: 120px;
  font-size: 0.82rem;
  border: 1px solid var(--line-strong);
}

.bullet-list {
  margin: 0;
  padding-left: 1.1em;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.92rem;
}

.bullet-tight {
  gap: 6px;
  font-size: 0.88rem;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.spec-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.spec-card span {
  display: block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 6px;
}

.spec-card strong {
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.35;
}

.margin-table {
  margin-bottom: 16px;
  overflow-x: auto;
}

.dim-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  border: 1px solid var(--line-strong);
}

.dim-table caption {
  text-align: left;
  font-weight: 600;
  padding: 8px 10px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-bottom: none;
}

.dim-table th,
.dim-table td {
  padding: 8px 10px;
  text-align: left;
  border: 1px solid var(--line);
}

.dim-table th {
  background: var(--surface);
  font-weight: 600;
}

.dim-table tbody tr:nth-child(even) {
  background: #fafafa;
}

.preview-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.preview-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.preview-stage {
  position: relative;
  aspect-ratio: 16 / 9;
  width: 100%;
  max-width: 720px;
  margin-bottom: 20px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #e8e8e8;
}

.preview-bg-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.preview-creative {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #ddd;
}

.preview-amedia-guide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  pointer-events: none;
  z-index: 3;
  opacity: 1;
  mix-blend-mode: normal;
}

/* Fullskjerm: safe PNG under, creative on top */
.preview-stage--fullskjerm .preview-amedia-guide {
  z-index: 1;
}

.preview-stage--fullskjerm .preview-bg-wrap {
  z-index: 2;
}

.safe,
.risk {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 4px;
  z-index: 1;
  pointer-events: none;
}

.safe {
  border: 2px dashed var(--fg);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.safe-desktop {
  mix-blend-mode: normal;
}

.safe-mobile {
  border-style: dotted;
  border-width: 2px;
  background: rgba(255, 255, 255, 0.06);
}

.risk {
  border: 1px solid var(--fg);
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 6px,
    rgba(0, 0, 0, 0.06) 6px,
    rgba(0, 0, 0, 0.06) 12px
  );
  opacity: 0.85;
}

.preview-hud,
.preview-footer {
  position: absolute;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.7rem;
  z-index: 4;
  color: var(--fg);
  text-shadow: 0 0 6px #fff, 0 0 6px #fff;
}

.preview-hud {
  top: 8px;
}

.preview-footer {
  bottom: 8px;
}

.qa-block {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.qa-title {
  margin: 0 0 10px;
  font-size: 0.85rem;
  font-weight: 600;
}

.footer {
  padding: 20px clamp(16px, 4vw, 40px);
  border-top: 1px solid var(--line);
  max-width: 560px;
  margin: 0 auto;
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
}

.footer-muted {
  opacity: 0.7;
}

.landing-hint {
  margin: 0 0 16px;
}

.format-doc-hint {
  margin: -8px 0 16px;
}

.proof-preview-section {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.proof-preview-title {
  margin: 0 0 8px;
  font-size: 0.95rem;
  font-weight: 600;
}

.proof-preview-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}

.proof-preview-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 6px;
}

.proof-preview-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--surface);
}

.proof-preview-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  vertical-align: top;
}

.gwd-size-grid {
  margin-top: 12px;
}

.gwd-preview-list {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}

.gwd-preview-card {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.gwd-preview-card span {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.gwd-preview-card strong {
  font-size: 0.9rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.gwd-preview-card small {
  font-size: 0.74rem;
  color: var(--muted);
  overflow-wrap: anywhere;
}

@media (max-width: 520px) {
  .proof-preview-row {
    grid-template-columns: 1fr;
  }
}

.is-hidden {
  display: none !important;
}