:root {
  --ink: #1d3a30;
  --ink-soft: #4d665a;
  --ink-faint: rgba(29, 58, 48, 0.55);
  --table: #c9d4bd;
  --table-deep: #aebda2;
  --panel: rgba(247, 250, 243, 0.82);
  --panel-edge: rgba(29, 58, 48, 0.12);
  --accent: #e0a325;
  --accent-ink: #573a00;
  --alert: #b8452f;
  --radius: 10px;
  --shadow: 0 10px 30px -14px rgba(20, 40, 30, 0.45);
  --font: "Bricolage Grotesque", "Segoe UI Variable Display", "Trebuchet MS", sans-serif;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: radial-gradient(circle at 30% 20%, var(--table), var(--table-deep));
  -webkit-font-smoothing: antialiased;
}

button,
input,
select {
  font: inherit;
  color: inherit;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.workspace {
  position: relative;
  width: 100vw;
  height: 100dvh;
}

#work {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: none;
  touch-action: none;
  outline: none;
}

#work.is-panning {
  cursor: grabbing;
}

/* Painéis flutuantes */

.brand-bar,
.materials,
.tools,
.hint-bar {
  position: absolute;
  z-index: 2;
  animation: panel-in 700ms var(--ease-out) both;
}

.brand-bar {
  top: 18px;
  left: 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  pointer-events: none;
}

.brand {
  margin: 0;
  font-size: clamp(2.1rem, 3.6vw, 3.3rem);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--ink);
}

.brand span {
  color: var(--accent);
  -webkit-text-stroke: 1px var(--accent-ink);
  paint-order: stroke fill;
}

.project {
  display: flex;
  flex-direction: column;
  gap: 4px;
  pointer-events: auto;
}

#project-name {
  width: min(280px, 60vw);
  padding: 2px 0;
  border: 0;
  border-bottom: 1px dashed transparent;
  background: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink-soft);
  transition: border-color 200ms;
}

#project-name:hover,
#project-name:focus {
  border-bottom-color: var(--ink-faint);
  outline: none;
  color: var(--ink);
}

.project-meta {
  display: flex;
  gap: 16px;
  margin: 0;
  font-size: 0.78rem;
  color: var(--ink-soft);
}

.project-meta div {
  display: flex;
  gap: 5px;
}

.project-meta dt {
  opacity: 0.75;
}

.project-meta dd {
  margin: 0;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.project-summary {
  max-width: min(420px, 70vw);
  margin: 0;
  font-size: 0.76rem;
  color: var(--ink-soft);
}

.project-summary:empty {
  display: none;
}

.materials,
.tools,
.hint-bar {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Materiais */

.materials {
  top: 50%;
  left: 22px;
  translate: 0 -50%;
  width: 108px;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  animation-delay: 120ms;
}

.materials h2 {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.swatches {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 7px;
}

.swatch {
  aspect-ratio: 1;
  width: 100%;
  padding: 0;
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  background: var(--swatch);
  box-shadow: inset 0 -3px 4px rgba(0, 0, 0, 0.22), 0 1px 2px rgba(0, 0, 0, 0.25);
  cursor: pointer;
  transition: transform 180ms var(--ease-out), border-color 180ms;
}

.swatch:hover {
  transform: scale(1.12);
}

.swatch[aria-checked="true"] {
  border-color: var(--ink);
  transform: scale(1.12);
}

/* Tons da cor escolhida, ao lado do painel */

.tones {
  position: absolute;
  top: var(--top, 0);
  left: calc(100% + 10px);
  z-index: 3;
  padding: 8px 10px 10px;
  border: 1px solid var(--panel-edge);
  border-radius: var(--radius);
  background: #f7faf3;
  box-shadow: var(--shadow);
  animation: tones-in 180ms var(--ease-out);
}

.tones[hidden] {
  display: none;
}

.tones-title {
  margin: 0 0 7px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  color: var(--ink-soft);
}

.tones-list {
  display: flex;
  gap: 7px;
}

.tones-list .swatch {
  width: 26px;
}

.thickness {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.thickness-option {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 6px;
  background: none;
  cursor: pointer;
}

.thickness-option i {
  display: block;
  width: var(--size);
  height: var(--size);
  border-radius: 50%;
  background: var(--ink-soft);
}

.thickness-option[aria-checked="true"] {
  border-color: var(--ink);
  background: rgba(29, 58, 48, 0.08);
}

.thickness-option[aria-checked="true"] i {
  background: var(--ink);
}

.material-field {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 0.72rem;
  color: var(--ink-soft);
}

.material-field select {
  width: 100%;
  padding: 3px 2px;
  border: 1px solid var(--panel-edge);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.6);
  font-size: 0.82rem;
}

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

.novelos {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.novelo {
  width: 22px;
  height: 22px;
  padding: 0;
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.35), transparent 55%), var(--swatch);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  cursor: pointer;
}

.novelo.is-active {
  border-color: var(--ink);
}

.novelo-add {
  padding: 3px 0;
  border: 1px dashed var(--ink-faint);
  border-radius: 6px;
  background: none;
  font-size: 0.75rem;
  color: var(--ink-soft);
  cursor: pointer;
}

.novelo-add:hover {
  border-style: solid;
  color: var(--ink);
}

/* Ferramentas */

.tools {
  top: 18px;
  right: 22px;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  animation-delay: 220ms;
}

.tool {
  display: grid;
  place-items: center;
  min-width: 34px;
  height: 34px;
  padding: 0 6px;
  border: 0;
  border-radius: 7px;
  background: none;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 160ms;
}

.tool-wide {
  padding: 0 10px;
  font-variant-numeric: tabular-nums;
}

.tool svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tool:hover:not(:disabled) {
  background: rgba(29, 58, 48, 0.09);
}

.tool:disabled {
  opacity: 0.35;
  cursor: default;
}

.tool-account {
  display: flex;
  align-items: center;
  gap: 6px;
}

.tool-account[hidden] {
  display: none;
}

.tool-account span {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tools-divider {
  width: 1px;
  height: 20px;
  margin: 0 4px;
  background: var(--panel-edge);
}

/* Dicas e tensão */

.hint-bar {
  bottom: 18px;
  left: 50%;
  translate: -50% 0;
  display: flex;
  align-items: center;
  gap: 18px;
  max-width: calc(100vw - 32px);
  padding: 8px 16px;
  animation-delay: 320ms;
}

#hint {
  margin: 0;
  font-size: 0.88rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity 220ms;
}

#hint.is-changing {
  opacity: 0;
}

#hint.is-alert {
  color: var(--alert);
}

.tension {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  font-size: 0.72rem;
  color: var(--ink-soft);
}

.tension-track {
  position: relative;
  width: 70px;
  height: 6px;
  border-radius: 3px;
  background: rgba(29, 58, 48, 0.12);
  overflow: hidden;
}

.tension-fill {
  position: absolute;
  inset: 0;
  transform-origin: left;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent), var(--alert));
  transition: transform 120ms linear;
}

/* Diálogos */

.sheet {
  width: min(560px, calc(100vw - 32px));
  max-height: calc(100dvh - 40px);
  padding: 26px 28px 22px;
  border: 1px solid var(--panel-edge);
  border-radius: 14px;
  background: #f7faf3;
  color: var(--ink);
  box-shadow: 0 30px 60px -20px rgba(20, 40, 30, 0.5);
  overflow: auto;
}

.sheet-small {
  width: min(420px, calc(100vw - 32px));
}

.sheet[open] {
  animation: dialog-in 260ms var(--ease-out);
}

.sheet::backdrop {
  background: rgba(29, 58, 48, 0.28);
  backdrop-filter: blur(2px);
}

.sheet h2 {
  margin: 0 0 6px;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.sheet-lead,
.help-note {
  margin: 0 0 16px;
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--ink-soft);
}

.help-note {
  margin: 16px 0 18px;
}

.sheet-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 18px;
}

.button-primary,
.button-secondary,
.button-danger {
  padding: 8px 18px;
  border: 0;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: background 160ms;
}

.button-primary {
  background: var(--ink);
  color: #f7faf3;
}

.button-primary:hover {
  background: #2a5142;
}

.button-secondary {
  background: rgba(29, 58, 48, 0.08);
}

.button-secondary:hover {
  background: rgba(29, 58, 48, 0.15);
}

.button-danger {
  background: var(--alert);
  color: #fff;
}

.button-danger:hover {
  background: #9c3824;
}

/* Projetos */

.project-list {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.project-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--panel-edge);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.55);
}

.project-list li.is-current {
  border-color: var(--accent);
}

.project-info {
  flex: 1;
  min-width: 0;
}

.project-info strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-rename {
  display: block;
  width: 100%;
  padding: 2px 6px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  font: inherit;
  font-weight: 600;
  color: var(--ink);
  background: #fff;
}

.project-info small {
  color: var(--ink-soft);
}

.project-list .button-secondary,
.project-list .button-danger {
  padding: 5px 12px;
  font-size: 0.85rem;
}

.project-empty {
  margin: 0;
  padding: 14px;
  border: 1px dashed var(--panel-edge);
  border-radius: 9px;
  text-align: center;
  color: var(--ink-soft);
}

/* Conta */

.account-error {
  margin: 0;
  font-size: 0.88rem;
  color: var(--alert);
}

#account form[aria-busy="true"] button {
  opacity: 0.6;
  cursor: progress;
}

/* Configurações */

.setting {
  display: grid;
  gap: 4px;
  margin-bottom: 14px;
  font-weight: 600;
}

.setting input {
  accent-color: var(--ink);
}

.setting input[type="number"],
.setting input[type="text"],
.setting input[type="password"] {
  padding: 6px 8px;
  border: 1px solid var(--panel-edge);
  border-radius: 7px;
  font: inherit;
  color: var(--ink);
  background: #fff;
}

.setting input[type="number"] {
  width: 7em;
}

.setting small {
  font-weight: 400;
  color: var(--ink-soft);
}

.setting-check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  accent-color: var(--ink);
}

.help-keys {
  display: grid;
  gap: 7px;
  margin: 0;
  font-size: 0.88rem;
}

.help-keys div {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 12px;
}

.help-keys dt {
  font-weight: 600;
}

.help-keys dd {
  margin: 0;
  color: var(--ink-soft);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@keyframes panel-in {
  from {
    opacity: 0;
    filter: blur(4px);
  }
}

@keyframes tones-in {
  from {
    opacity: 0;
    transform: translateX(-6px);
  }
}

@keyframes dialog-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.98);
  }
}

@media (max-width: 720px) {
  .brand-bar {
    top: 12px;
    left: 14px;
  }

  .project-meta {
    gap: 10px;
  }

  .tools {
    top: auto;
    bottom: 64px;
    right: 50%;
    translate: 50% 0;
  }

  .tool-wide {
    padding: 0 7px;
  }

  #zoom-in,
  #zoom-out,
  #tapestry-open,
  .tool-account span,
  .project-meta .meta-mode,
  .tools-divider {
    display: none;
  }

  .materials {
    top: auto;
    bottom: 116px;
    left: 50%;
    translate: -50% 0;
    width: calc(100vw - 24px);
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 10px 16px;
    padding: 8px 10px;
  }

  .materials h2 {
    display: none;
  }

  .swatches {
    grid-template-columns: repeat(9, 22px);
    gap: 6px;
  }

  .tones {
    top: auto;
    bottom: calc(100% + 8px);
    left: 50%;
    translate: -50% 0;
  }

  .thickness {
    gap: 6px;
  }

  .material-field {
    flex-direction: row;
    align-items: center;
    gap: 6px;
  }

  .material-field select {
    width: auto;
  }

  .novelos-field {
    flex-direction: row;
    align-items: center;
  }

  .novelo-add {
    padding: 3px 8px;
  }

  .project-summary {
    display: none;
  }

  .hint-bar {
    bottom: 12px;
    gap: 10px;
    padding: 7px 12px;
  }

  #hint {
    font-size: 0.8rem;
  }

  .help-keys div {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    transition-duration: 1ms !important;
  }
}