:root {
  --pink: #ff3399;
  --pink-soft: rgba(255, 51, 153, 0.15);
  --pink-glow: rgba(255, 51, 153, 0.35);
  --black: #0a0a0a;
  --gray-dark: #1e1e1e;
  --gray: #6b6b6b;
  --gray-light: #a8a8a8;
  --gray-border: #2e2e2e;
  --white: #ffffff;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: "Outfit", system-ui, sans-serif;
  background: var(--black);
  color: var(--white);
  min-height: 100vh;
  line-height: 1.5;
}

.app {
  max-width: 920px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.35rem;
}

.header__logo {
  color: var(--pink);
  font-size: 1.25rem;
}

.header__title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.header__subtitle {
  color: var(--gray-light);
  font-size: 0.95rem;
  font-weight: 300;
  margin-bottom: 1rem;
}

.btn--reset-header {
  max-width: 200px;
  margin: 0 auto;
  font-size: 0.85rem;
  padding: 0.55rem 1.25rem;
}

.reset-notice {
  margin: 0 auto 1.25rem;
  max-width: 420px;
  padding: 0.85rem 1rem;
  background: var(--pink-soft);
  border: 1px solid var(--pink);
  border-radius: var(--radius-sm);
  text-align: center;
}

.reset-notice p {
  font-size: 0.85rem;
  color: var(--white);
  line-height: 1.45;
}

.reset-block--home {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--gray-border);
}

/* Steps indicator */
.steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 2.5rem;
}

.steps__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  opacity: 0.45;
  transition: opacity var(--transition);
}

.steps__item--active,
.steps__item--done {
  opacity: 1;
}

.steps__number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--gray-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.steps__item--active .steps__number {
  border-color: var(--pink);
  background: var(--pink);
  color: var(--white);
  box-shadow: 0 0 20px var(--pink-glow);
}

.steps__item--done .steps__number {
  border-color: var(--pink);
  background: transparent;
  color: var(--pink);
}

.steps__label {
  font-size: 0.75rem;
  color: var(--gray-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.steps__line {
  width: 40px;
  height: 2px;
  background: var(--gray-border);
  margin: 0 0.5rem;
  margin-bottom: 1.4rem;
  transition: background var(--transition);
}

@media (min-width: 600px) {
  .steps__line {
    width: 48px;
    margin: 0 0.65rem;
  }
}

.steps__line--done {
  background: var(--pink);
}

/* Panels */
.main {
  flex: 1;
}

.panel {
  display: none;
  animation: fadeIn 0.35s ease;
}

.panel--active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.panel__title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  text-align: center;
}

.panel__hint {
  color: var(--gray-light);
  text-align: center;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.panel__hint strong {
  color: var(--pink);
  font-weight: 600;
}

.panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.panel__head .panel__title,
.panel__head .panel__hint {
  text-align: left;
}

/* Portion input step 1 */
.portion-input {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.portion-input__btn {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--gray-border);
  background: var(--gray-dark);
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition);
  line-height: 1;
}

.portion-input__btn:hover {
  border-color: var(--pink);
  color: var(--pink);
}

.portion-input__btn:active {
  transform: scale(0.96);
}

.portion-input__field {
  width: 100px;
  height: 72px;
  text-align: center;
  font-size: 2.25rem;
  font-weight: 700;
  font-family: inherit;
  border: 2px solid var(--gray-border);
  border-radius: var(--radius);
  background: var(--gray-dark);
  color: var(--white);
  -moz-appearance: textfield;
}

.portion-input__field::-webkit-outer-spin-button,
.portion-input__field::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.portion-input__field:focus {
  outline: none;
  border-color: var(--pink);
  box-shadow: 0 0 0 3px var(--pink-soft);
}

.portion-input__label {
  text-align: center;
  color: var(--gray);
  margin-bottom: 2.5rem;
  font-size: 1rem;
}

.portion-input__label span {
  color: var(--pink);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.btn--primary {
  background: var(--pink);
  color: var(--white);
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  display: flex;
  box-shadow: 0 4px 24px var(--pink-glow);
}

.btn--primary:hover:not(:disabled) {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.btn--primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn--ghost {
  background: transparent;
  color: var(--gray-light);
  border: 1px solid var(--gray-border);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn--ghost:hover {
  border-color: var(--gray);
  color: var(--white);
}

.btn--small {
  flex-shrink: 0;
}

.btn--disabled,
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none;
}

.btn__arrow {
  transition: transform var(--transition);
}

.btn--primary:hover:not(:disabled) .btn__arrow {
  transform: translateX(4px);
}

#step-1 .btn--primary {
  margin-top: 0.5rem;
}

#step-2 .btn--primary,
#step-3 .btn--primary {
  margin-top: 2rem;
}

/* Step 3 — gramos */
.grams-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.grams-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.15rem;
  background: var(--gray-dark);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.grams-row--complete {
  border-color: var(--gray);
}

.grams-row__info {
  flex: 1;
  min-width: 180px;
}

.grams-row__portion {
  font-size: 0.7rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.2rem;
}

.grams-row__name {
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.35;
}

.grams-row__badge {
  display: inline-block;
  margin-top: 0.25rem;
  padding: 0.15rem 0.45rem;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--pink);
  background: var(--pink-soft);
  border-radius: 4px;
}

.grams-row__input-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.grams-row__input {
  width: 100px;
  height: 48px;
  padding: 0 0.75rem;
  font-family: inherit;
  font-size: 1.15rem;
  font-weight: 600;
  text-align: right;
  border: 2px solid var(--gray-border);
  border-radius: var(--radius-sm);
  background: var(--black);
  color: var(--white);
  -moz-appearance: textfield;
}

.grams-row__input::-webkit-outer-spin-button,
.grams-row__input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.grams-row__input:focus {
  outline: none;
  border-color: var(--pink);
  box-shadow: 0 0 0 3px var(--pink-soft);
}

.grams-row__input--invalid {
  border-color: #ff6b9d;
}

.grams-row__unit {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-light);
}

.grams-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: var(--pink-soft);
  border: 1px solid var(--pink);
  border-radius: var(--radius);
}

.grams-total__label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-light);
}

.grams-total__value {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--pink);
}

.grams-message {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--gray-light);
  min-height: 1.25rem;
  text-align: center;
}

.grams-message--error {
  color: #ff6b9d;
}

.grams-message--success {
  color: var(--pink);
}

/* Step 4 — porcentajes y reparto */
.percent-block {
  background: var(--gray-dark);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.percent-block__title,
.cooked-results__title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray);
  margin-bottom: 1rem;
  font-weight: 500;
}

.percent-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.percent-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem 1rem;
  align-items: center;
}

.percent-row__info {
  min-width: 0;
}

.percent-row__name {
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1.35;
}

.percent-row__meta {
  font-size: 0.75rem;
  color: var(--gray-light);
  margin-top: 0.15rem;
}

.percent-row__badge {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.1rem 0.35rem;
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--pink);
  background: var(--pink-soft);
  border-radius: 3px;
  vertical-align: middle;
}

.percent-row__value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--pink);
  text-align: right;
  white-space: nowrap;
}

.percent-row__bar-wrap {
  grid-column: 1 / -1;
  height: 6px;
  background: var(--black);
  border-radius: 3px;
  overflow: hidden;
}

.percent-row__bar {
  height: 100%;
  background: var(--pink);
  border-radius: 3px;
  transition: width var(--transition);
}

.percent-block__sum {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gray-border);
  font-size: 0.85rem;
  color: var(--gray-light);
  text-align: right;
}

.percent-block__sum strong {
  color: var(--white);
}

.cooked-input-block {
  background: var(--gray-dark);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.cooked-input-block__label {
  display: block;
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.cooked-input-block__row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cooked-input-block__input {
  flex: 1;
  max-width: 200px;
  height: 52px;
  padding: 0 1rem;
  font-family: inherit;
  font-size: 1.25rem;
  font-weight: 600;
  text-align: right;
  border: 2px solid var(--gray-border);
  border-radius: var(--radius-sm);
  background: var(--black);
  color: var(--white);
  -moz-appearance: textfield;
}

.cooked-input-block__input::-webkit-outer-spin-button,
.cooked-input-block__input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.cooked-input-block__input:focus {
  outline: none;
  border-color: var(--pink);
  box-shadow: 0 0 0 3px var(--pink-soft);
}

.cooked-input-block__unit {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-light);
}

.cooked-input-block__hint {
  margin-top: 0.65rem;
  font-size: 0.8rem;
  color: var(--gray);
}

.cooked-results {
  background: var(--gray-dark);
  border: 1px solid var(--pink);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.cooked-results__list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.cooked-result-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background: var(--black);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-border);
}

.cooked-result-row__name {
  font-size: 0.85rem;
  font-weight: 500;
  flex: 1;
  min-width: 0;
}

.cooked-result-row__calc {
  font-size: 0.7rem;
  color: var(--gray);
  margin-top: 0.2rem;
}

.cooked-result-row__grams {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--pink);
  white-space: nowrap;
}

.cooked-results__total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gray-border);
  font-size: 0.9rem;
  color: var(--gray-light);
}

.cooked-results__total strong {
  font-size: 1.2rem;
  color: var(--pink);
}

#step-4 .grams-message {
  margin-top: 1rem;
}

.reset-block {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-border);
  text-align: center;
}

.reset-block__text {
  font-size: 0.85rem;
  color: var(--gray);
  margin-bottom: 1rem;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}

.btn--reset {
  background: transparent;
  color: var(--gray-light);
  border: 2px solid var(--gray-border);
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  display: flex;
  padding: 0.85rem 1.5rem;
  box-shadow: none;
}

.btn--reset:hover {
  border-color: var(--pink);
  color: var(--pink);
  background: var(--pink-soft);
  transform: none;
  filter: none;
}

/* Step 2 layout */
.layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 1.25rem;
}

@media (max-width: 720px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

.names-pool,
.assignments {
  background: var(--gray-dark);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.names-pool--locked .names-pool__title::after {
  content: " — completo";
  color: var(--pink);
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}

.names-pool--locked .names-pool__list {
  opacity: 0.45;
  pointer-events: none;
}

.names-pool__title,
.assignments__title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray);
  margin-bottom: 1rem;
  font-weight: 500;
}

.names-pool__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 380px;
  overflow-y: auto;
}

.name-chip {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
  width: 100%;
  text-align: left;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-border);
  background: var(--black);
  color: var(--white);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  line-height: 1.3;
}

.name-chip__label {
  display: block;
}

.name-chip__hint {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--pink);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.name-chip:hover:not(:disabled) {
  border-color: var(--pink);
  background: var(--pink-soft);
}

.name-chip--selected {
  border-color: var(--pink);
  background: var(--pink-soft);
  color: var(--pink);
}

.name-chip:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.assignments__grid {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-height: 380px;
  overflow-y: auto;
}

.assignment-slot {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--black);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.assignment-slot--active {
  border-color: var(--pink);
  box-shadow: 0 0 0 2px var(--pink-soft);
}

.assignment-slot--filled {
  border-color: var(--gray);
}

.assignment-slot__index {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gray-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gray-light);
}

.assignment-slot--filled .assignment-slot__index {
  background: var(--pink);
  color: var(--white);
}

.assignment-slot__content {
  flex: 1;
  min-width: 0;
}

.assignment-slot__label {
  font-size: 0.7rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.15rem;
}

.assignment-slot__name {
  font-size: 0.85rem;
  font-weight: 500;
}

.assignment-slot__name:not(.assignment-slot__name--empty) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
}

.assignment-slot__name--empty {
  color: var(--gray);
  font-weight: 400;
  font-style: italic;
}

.assignment-slot__badge {
  display: inline-block;
  margin-top: 0.2rem;
  padding: 0.15rem 0.45rem;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--pink);
  background: var(--pink-soft);
  border-radius: 4px;
  font-style: normal;
}

.assignment-slot__clear {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--gray);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  opacity: 0;
  transition: all var(--transition);
}

.assignment-slot--filled .assignment-slot__clear {
  opacity: 1;
}

.assignment-slot__clear:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--pink);
}

.assignments__message {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--gray-light);
  min-height: 1.25rem;
}

.assignments__message--error {
  color: #ff6b9d;
}

.assignments__message--success {
  color: var(--pink);
}

/* Footer */
.footer {
  margin-top: 2.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray);
}

.footer span {
  color: var(--white);
  font-weight: 600;
}

/* Scrollbar */
.names-pool__list::-webkit-scrollbar,
.assignments__grid::-webkit-scrollbar {
  width: 6px;
}

.names-pool__list::-webkit-scrollbar-thumb,
.assignments__grid::-webkit-scrollbar-thumb {
  background: var(--gray-border);
  border-radius: 3px;
}