:root {
  --bg: #0d0c15;
  --bg-raised: #12111c;
  --surface: #171622;
  --surface-2: #1d1b2a;
  --surface-3: #252238;
  --text: #f7f6fb;
  --text-soft: #c3bfd0;
  --muted: #8f8a9e;
  --border: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.18);
  --brand: #8b6dff;
  --brand-strong: #7353f3;
  --brand-ink: #c1b4ff;
  --brand-soft: rgba(139, 109, 255, 0.16);
  --action: #6552ff;
  --cyan: #4dd8ff;
  --cyan-soft: rgba(77, 216, 255, 0.14);
  --success: #65d9a4;
  --success-soft: rgba(101, 217, 164, 0.12);
  --warning: #f5bf63;
  --danger: #ff7d8f;
  --focus: #8ce7ff;
  --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.18);
  --shadow-md: 0 18px 55px rgba(0, 0, 0, 0.28);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --sidebar-width: 236px;
  --mobile-nav-height: 72px;
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

html[data-theme="light"] {
  --bg: #f5f4fa;
  --bg-raised: #ffffff;
  --surface: #ffffff;
  --surface-2: #f2f0f8;
  --surface-3: #e9e6f3;
  --text: #201d2b;
  --text-soft: #575164;
  --muted: #777182;
  --border: rgba(32, 29, 43, 0.1);
  --border-strong: rgba(32, 29, 43, 0.18);
  --brand: #5f3dc4;
  --brand-strong: #5130b5;
  --brand-ink: #5736bd;
  --brand-soft: rgba(81, 48, 181, 0.1);
  --action: #5738c7;
  --cyan: #006f91;
  --cyan-soft: rgba(0, 111, 145, 0.1);
  --success: #176b49;
  --warning: #785000;
  --danger: #b4233d;
  --focus: #005a78;
  --shadow-sm: 0 8px 24px rgba(38, 28, 78, 0.08);
  --shadow-md: 0 18px 55px rgba(38, 28, 78, 0.12);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  min-width: 0;
  margin: 0;
  background:
    radial-gradient(circle at 45% -10%, rgba(100, 79, 255, 0.12), transparent 28rem),
    var(--bg);
  color: var(--text);
  line-height: 1.5;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  transform: translateY(-160%);
  border-radius: var(--radius-sm);
  background: var(--text);
  color: var(--bg);
  padding: 10px 14px;
  font-weight: 800;
}

.skip-link:focus {
  transform: none;
}

.offline-banner {
  position: sticky;
  z-index: 160;
  top: 0;
  width: 100%;
  border-bottom: 1px solid rgba(245, 191, 99, 0.35);
  background: #352910;
  color: #ffe9b6;
  padding: 9px 16px;
  text-align: center;
  font-size: 0.84rem;
  font-weight: 700;
}

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 760px) 310px;
  justify-content: center;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  align-self: start;
  height: 100vh;
  border-right: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-raised) 93%, transparent);
  padding: 26px 18px 20px;
}

.brand-lockup {
  display: inline-flex;
  max-inline-size: 100%;
  align-items: center;
  gap: 7px;
  min-height: 44px;
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 850;
  letter-spacing: -0.045em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.brand-lockup__mark {
  display: block;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.brand-lockup__name {
  display: block;
  min-width: 0;
  color: currentColor;
}

.brand-lockup--large {
  font-size: 1.42rem;
}

.brand-lockup--large .brand-lockup__mark {
  width: 38px;
  height: 38px;
}

.sidebar > .brand-lockup {
  margin: 0 10px 30px;
}

.primary-nav,
.sidebar__section {
  display: grid;
  gap: 6px;
}

.sidebar__section {
  margin-top: 28px;
  border-top: 1px solid var(--border);
  padding-top: 22px;
}

.sidebar__section .eyebrow {
  margin: 0 12px 4px;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: 13px;
  color: var(--text-soft);
  padding: 0 12px;
  font-size: 0.93rem;
  font-weight: 690;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}

.nav-item:hover {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
}

.nav-item.is-active {
  border-color: rgba(139, 109, 255, 0.22);
  background: var(--brand-soft);
  color: var(--brand-ink);
}

.nav-item--accent {
  color: var(--text);
}

.nav-item__mark {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border: 1.5px solid currentColor;
  border-radius: 50%;
}

.is-active .nav-item__mark,
.nav-item--accent .nav-item__mark {
  border-color: var(--brand);
  background: var(--brand);
  box-shadow: 0 0 0 4px var(--brand-soft);
}

.sidebar__footer {
  display: grid;
  gap: 8px;
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.sidebar-profile {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 56px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text);
  padding: 8px 10px;
  text-align: left;
  cursor: pointer;
}

.sidebar-profile strong,
.sidebar-profile small {
  display: block;
}

.sidebar-profile strong {
  font-size: 0.88rem;
}

.sidebar-profile small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.72rem;
}

.text-button {
  display: flex;
  align-items: center;
  min-height: 42px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  padding: 0 10px;
  font-size: 0.8rem;
  cursor: pointer;
}

.text-button:hover {
  background: var(--surface);
  color: var(--text);
}

.main-column {
  min-width: 0;
  border-right: 1px solid var(--border);
  padding: 26px 28px 100px;
}

.right-rail {
  position: sticky;
  top: 0;
  display: grid;
  align-content: start;
  gap: 16px;
  align-self: start;
  max-height: 100vh;
  overflow-y: auto;
  padding: 26px 22px;
}

.mobile-header,
.mobile-nav {
  display: none;
}

.welcome-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(190px, 0.65fr);
  gap: 22px;
  overflow: hidden;
  border: 1px solid rgba(139, 109, 255, 0.3);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(140deg, rgba(139, 109, 255, 0.16), transparent 48%),
    var(--surface);
  box-shadow: var(--shadow-md);
  padding: 34px;
}

.welcome-card::after {
  position: absolute;
  right: -100px;
  bottom: -130px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(77, 216, 255, 0.08);
  filter: blur(20px);
  content: "";
  pointer-events: none;
}

.eyebrow {
  margin: 0 0 7px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 820;
  letter-spacing: 0.085em;
  text-transform: uppercase;
}

.eyebrow--brand {
  color: var(--brand-ink);
}

.eyebrow--cyan {
  color: var(--cyan);
}

.welcome-card h1 {
  max-width: 620px;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.45rem);
  line-height: 1.01;
  letter-spacing: -0.055em;
}

.welcome-card__lead {
  max-width: 590px;
  margin: 18px 0 24px;
  color: var(--text-soft);
  font-size: 1rem;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: 13px;
  padding: 0 18px;
  font-weight: 760;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:active {
  transform: translateY(0);
}

.button--primary {
  border-color: rgba(255, 255, 255, 0.14);
  background: linear-gradient(125deg, var(--action), #9a67f5);
  color: white;
  box-shadow: 0 10px 28px rgba(101, 82, 255, 0.28);
}

.button--secondary {
  border-color: var(--border-strong);
  background: var(--surface-2);
  color: var(--text);
}

.button--ghost {
  border-color: transparent;
  background: transparent;
  color: var(--text-soft);
}

.button--compact {
  min-height: 40px;
  border-radius: 11px;
  padding: 0 14px;
  font-size: 0.82rem;
}

.button--full {
  width: 100%;
}

.button[disabled] {
  opacity: 0.52;
  cursor: not-allowed;
  transform: none;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.trust-list li {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-soft);
  padding: 6px 10px;
  font-size: 0.74rem;
  font-weight: 650;
}

.welcome-card__progress {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(9, 8, 16, 0.34);
  padding: 20px;
}

html[data-theme="light"] .welcome-card__progress {
  background: rgba(255, 255, 255, 0.5);
}

.progress-kicker {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.welcome-card__progress strong {
  margin-top: 4px;
  font-size: 2rem;
  letter-spacing: -0.05em;
}

.welcome-card__progress > span:not(.progress-kicker) {
  color: var(--text-soft);
  font-size: 0.8rem;
}

.welcome-card__progress small {
  color: var(--muted);
  font-size: 0.72rem;
}

.constellation-mini {
  display: flex;
  gap: 10px;
  margin: 18px 0;
}

.constellation-mini span {
  width: 15px;
  height: 15px;
  border: 2px solid var(--border-strong);
  border-radius: 50%;
  background: var(--surface-3);
}

.constellation-mini span.is-lit {
  border-color: var(--cyan);
  background: var(--cyan);
  box-shadow: 0 0 20px rgba(77, 216, 255, 0.65);
}

.feed-tabs {
  position: sticky;
  z-index: 40;
  top: 0;
  display: flex;
  gap: 4px;
  margin: 22px -2px 18px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  padding: 8px 2px 0;
  backdrop-filter: blur(14px);
}

.feed-tab {
  min-height: 44px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  padding: 0 18px;
  font-weight: 760;
  cursor: pointer;
}

.feed-tab:hover {
  color: var(--text);
}

.feed-tab.is-active {
  border-color: var(--brand);
  color: var(--text);
}

.daily-challenge {
  border: 1px solid rgba(77, 216, 255, 0.22);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(120deg, rgba(77, 216, 255, 0.08), transparent 55%),
    var(--surface);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.challenge-topline,
.feed-heading,
.rail-card__heading,
.post-header,
.post-actions,
.modal__header,
.tool-header,
.tool-card__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.daily-challenge h2,
.feed-heading h2,
.rail-card h2,
.modal h2,
.tool-card h2,
.tool-card h1 {
  margin: 0;
  letter-spacing: -0.035em;
}

.daily-challenge h2 {
  font-size: 1.38rem;
}

.difficulty-pill,
.badge-chip,
.tag,
.tool-badge,
.privacy-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-soft);
  padding: 0 10px;
  font-size: 0.7rem;
  font-weight: 760;
  white-space: nowrap;
}

.challenge-context {
  margin: 12px 0 18px;
  color: var(--text-soft);
}

.challenge-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.challenge-option {
  display: grid;
  gap: 8px;
  min-height: 132px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-2);
  color: var(--text);
  padding: 17px;
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.challenge-option:hover {
  transform: translateY(-1px);
  border-color: rgba(139, 109, 255, 0.5);
  background: var(--surface-3);
}

.challenge-option.is-correct {
  border-color: rgba(101, 217, 164, 0.6);
  background: var(--success-soft);
}

.challenge-option.is-wrong {
  border-color: rgba(255, 125, 143, 0.55);
  background: rgba(255, 125, 143, 0.08);
}

.challenge-option__label {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 830;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.challenge-feedback {
  margin-top: 14px;
  border-radius: var(--radius-md);
  background: var(--success-soft);
  padding: 16px;
}

.challenge-feedback p {
  margin: 5px 0 14px;
  color: var(--text-soft);
}

.feed-heading {
  margin: 32px 0 14px;
}

.feed-heading h2 {
  font-size: 1.45rem;
}

.filter-button {
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text-soft);
  padding: 0 12px;
  cursor: pointer;
}

.interest-panel {
  margin-bottom: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 16px;
}

.interest-panel p {
  margin: 0 0 12px;
  color: var(--text-soft);
  font-size: 0.85rem;
}

.chip-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip-picker button {
  min-height: 38px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-soft);
  padding: 0 13px;
  cursor: pointer;
}

.chip-picker button[aria-pressed="true"] {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--brand-ink);
}

.feed-list {
  display: grid;
  gap: 18px;
}

.post-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.post-card__body {
  padding: 20px;
}

.post-header {
  align-items: flex-start;
}

.author {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  background: linear-gradient(145deg, #5f4be5, #24a4c9);
  color: white;
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.02em;
}

.avatar--small {
  width: 36px;
  height: 36px;
  font-size: 0.58rem;
}

.author__meta {
  min-width: 0;
}

.author__name {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.9rem;
  font-weight: 800;
}

.author__handle,
.post-time {
  color: var(--muted);
  font-size: 0.74rem;
}

.post-menu {
  min-width: 40px;
  min-height: 40px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.post-menu:hover {
  background: var(--surface-2);
  color: var(--text);
}

.post-title {
  margin: 16px 0 8px;
  font-size: 1.16rem;
  line-height: 1.28;
  letter-spacing: -0.02em;
}

.post-copy {
  margin: 0 0 15px;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0 0 15px;
}

.tag {
  min-height: 25px;
  background: var(--brand-soft);
  color: var(--brand-ink);
}

.result-media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 12% 0%, var(--brand-soft), transparent 38%),
    radial-gradient(circle at 88% 100%, var(--cyan-soft), transparent 34%),
    var(--surface-2);
  padding: clamp(7px, 1.4vw, 12px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 14px 34px rgba(0, 0, 0, 0.14);
}

.result-media img {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: min(72vh, 760px);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius-md) - 5px);
  background: var(--bg-raised);
  object-fit: contain;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2);
}

.result-media__label {
  position: absolute;
  top: 18px;
  left: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(9, 8, 16, 0.72);
  color: white;
  padding: 6px 10px;
  font-size: 0.69rem;
  font-weight: 760;
  backdrop-filter: blur(10px);
  pointer-events: none;
}

.result-text {
  margin-top: 15px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background:
    linear-gradient(130deg, var(--brand-soft), transparent),
    var(--surface-2);
  padding: 18px;
}

.result-text strong {
  display: block;
  margin-bottom: 8px;
}

.result-text p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.88rem;
}

.prompt-reveal {
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-2);
}

.prompt-reveal summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 46px;
  padding: 0 14px;
  color: var(--text-soft);
  font-size: 0.8rem;
  font-weight: 760;
  cursor: pointer;
}

.prompt-reveal summary::after {
  color: var(--brand);
  content: "Ver receta";
}

.prompt-reveal[open] summary::after {
  content: "Ocultar";
}

.prompt-reveal p {
  margin: 0;
  border-top: 1px solid var(--border);
  padding: 14px;
  color: var(--text-soft);
  font-size: 0.86rem;
  white-space: pre-wrap;
}

.remix-credit {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 13px;
  color: var(--muted);
  font-size: 0.74rem;
}

.remix-credit a {
  color: var(--cyan);
  font-weight: 720;
}

.post-actions {
  margin-top: 17px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.action-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.post-action {
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  padding: 0 9px;
  font-size: 0.78rem;
  font-weight: 720;
  cursor: pointer;
}

.post-action:hover {
  border-color: var(--border);
  background: var(--surface-2);
  color: var(--text);
}

.post-action.is-active {
  color: var(--brand-ink);
}

.post-action--remix {
  border-color: rgba(139, 109, 255, 0.3);
  background: var(--brand-soft);
  color: var(--brand-ink);
  padding-inline: 14px;
}

.feed-state {
  display: flex;
  justify-content: center;
  padding: 22px 0;
}

.empty-state,
.error-state {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  color: var(--text-soft);
  padding: 28px;
  text-align: center;
}

.post-card--skeleton {
  min-height: 340px;
  background:
    linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.05) 46%, transparent 62%) var(--surface);
  background-size: 220% 100%;
  animation: skeleton 1.5s ease-in-out infinite;
}

@keyframes skeleton {
  to { background-position-x: -220%; }
}

.rail-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  padding: 19px;
}

.rail-card h2 {
  font-size: 1.05rem;
}

.rail-card p:not(.eyebrow) {
  color: var(--text-soft);
  font-size: 0.82rem;
}

.rail-card--quiet {
  background: linear-gradient(140deg, var(--brand-soft), var(--surface));
}

.weekly-stars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 17px 0;
}

.weekly-stars span {
  display: grid;
  place-items: center;
  min-height: 54px;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 750;
}

.weekly-stars span.is-lit {
  border-color: rgba(77, 216, 255, 0.45);
  background: var(--cyan-soft);
  color: var(--cyan);
  box-shadow: inset 0 0 24px rgba(77, 216, 255, 0.08);
}

.trend-list {
  display: grid;
  gap: 5px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.trend-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
  border-radius: 11px;
  padding: 0 9px;
}

.trend-list a:hover {
  background: var(--surface-2);
}

.trend-list span {
  font-size: 0.84rem;
  font-weight: 740;
}

.trend-list small {
  color: var(--muted);
  font-size: 0.68rem;
}

.text-link {
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 760;
}

.modal {
  width: min(620px, calc(100vw - 26px));
  max-height: min(820px, calc(100vh - 26px));
  overflow: auto;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background: transparent;
  color: var(--text);
  padding: 0;
  box-shadow: var(--shadow-md);
}

.modal::backdrop {
  background: rgba(6, 5, 11, 0.72);
  backdrop-filter: blur(8px);
}

.modal--small {
  width: min(470px, calc(100vw - 26px));
}

.modal__surface {
  display: grid;
  gap: 18px;
  background: var(--surface);
  padding: 24px;
}

.modal__header {
  align-items: flex-start;
}

.close-button {
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--text-soft);
  padding: 0 11px;
  font-size: 0.76rem;
  cursor: pointer;
}

.modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.field {
  display: grid;
  gap: 7px;
  font-size: 0.82rem;
  font-weight: 720;
}

.field textarea,
.field input,
.field select,
.input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  outline: 0;
  background: var(--surface-2);
  color: var(--text);
  padding: 12px 13px;
  resize: vertical;
}

.field textarea:focus,
.field input:focus,
.field select:focus,
.input:focus {
  border-color: var(--focus);
  box-shadow: 0 0 0 3px rgba(140, 231, 255, 0.1);
}

.field-note,
.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-soft);
  font-size: 0.82rem;
}

.checkbox-row input {
  width: 18px;
  height: 18px;
  margin: 1px 0 0;
  accent-color: var(--brand);
}

.comments-list {
  display: grid;
  gap: 10px;
  max-height: 330px;
  overflow-y: auto;
}

.comment {
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-2);
  padding: 12px;
}

.comment strong {
  display: block;
  font-size: 0.8rem;
}

.comment p {
  margin: 5px 0 0;
  color: var(--text-soft);
  font-size: 0.84rem;
}

.comment__result {
  margin-top: 8px;
  border-left: 3px solid var(--cyan);
  padding-left: 9px;
  color: var(--cyan);
  font-size: 0.74rem;
  font-weight: 720;
}

.attribution-card {
  border: 1px solid rgba(77, 216, 255, 0.24);
  border-radius: 13px;
  background: var(--cyan-soft);
  color: var(--text-soft);
  padding: 12px;
  font-size: 0.82rem;
}

.toast-region {
  position: fixed;
  z-index: 240;
  right: 18px;
  bottom: 18px;
  display: grid;
  gap: 8px;
  width: min(360px, calc(100vw - 36px));
}

.toast {
  border: 1px solid var(--border-strong);
  border-radius: 13px;
  background: var(--surface-3);
  color: var(--text);
  padding: 12px 14px;
  box-shadow: var(--shadow-md);
  font-size: 0.84rem;
}

.noscript {
  position: fixed;
  inset: 20px;
  z-index: 300;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  padding: 30px;
}

/* Shared tool pages */
.tool-page {
  min-height: 100vh;
  padding: 26px;
}

.tool-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.tool-header {
  min-width: 0;
  min-height: 58px;
  margin-bottom: 26px;
}

.tool-header__nav {
  display: flex;
  min-width: 0;
  max-width: 100%;
  align-items: center;
  gap: 10px;
}

.tool-header__nav a:not(.brand-lockup) {
  min-height: 42px;
  border-radius: 11px;
  color: var(--text-soft);
  padding: 10px 12px;
  font-size: 0.82rem;
  font-weight: 720;
}

.tool-header__nav a:hover {
  background: var(--surface);
  color: var(--text);
}

/* Global tools menu: injected by tool-shell so every tool page stays aligned. */
.tool-tools-menu {
  position: relative;
  display: inline-flex;
  min-width: 0;
  min-height: 42px;
  align-items: stretch;
  border: 1px solid transparent;
  border-radius: 12px;
  transition: border-color 160ms ease, background 160ms ease;
}

.tool-tools-menu:is(:hover, :focus-within, .is-open) {
  border-color: var(--border);
  background: var(--surface);
}

.tool-header__nav .tool-tools-menu__link {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 7px;
  border-radius: 11px 4px 4px 11px !important;
  padding-right: 7px !important;
  white-space: nowrap;
}

.tool-tools-menu__toggle {
  display: inline-grid;
  width: 38px;
  min-height: 42px;
  flex: 0 0 38px;
  cursor: pointer;
  place-items: center;
  border: 0;
  border-radius: 4px 11px 11px 4px;
  background: transparent;
  color: var(--text-soft);
}

.tool-tools-menu__toggle:hover,
.tool-tools-menu__toggle[aria-expanded="true"] {
  color: var(--text);
}

.tool-tools-menu__chevron {
  width: 7px;
  height: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 160ms ease;
}

.tool-tools-menu.is-open .tool-tools-menu__chevron {
  transform: translateY(2px) rotate(225deg);
}

.tool-tools-menu__panel {
  position: fixed;
  z-index: 520;
  top: var(--tool-tools-menu-top, 76px);
  left: var(--tool-tools-menu-left, 12px);
  width: var(--tool-tools-menu-width, min(620px, calc(100vw - 24px)));
  max-height: var(--tool-tools-menu-height, calc(100vh - 88px));
  overflow: auto;
  overscroll-behavior: contain;
  border: 1px solid color-mix(in srgb, var(--brand) 28%, var(--border));
  border-radius: 20px;
  background:
    radial-gradient(circle at 88% 0%, rgba(77, 216, 255, 0.1), transparent 34%),
    color-mix(in srgb, var(--bg-raised) 96%, transparent);
  padding: 12px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.36), var(--shadow-sm);
  backdrop-filter: blur(20px);
}

.tool-tools-menu__topline {
  display: flex;
  min-height: 38px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 2px 5px 10px 8px;
}

.tool-tools-menu__heading {
  color: var(--text-soft);
  font-size: 0.72rem;
  font-weight: 820;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tool-header__nav .tool-tools-menu__all {
  min-height: 32px !important;
  border-radius: 9px !important;
  color: var(--brand-ink) !important;
  padding: 7px 9px !important;
  font-size: 0.73rem !important;
}

.tool-tools-menu__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.tool-header__nav .tool-tools-menu__item {
  display: flex;
  min-width: 0;
  min-height: 52px;
  align-items: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 13px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 0.8rem;
}

.tool-header__nav .tool-tools-menu__item:hover,
.tool-header__nav .tool-tools-menu__item:focus-visible {
  border-color: rgba(139, 109, 255, 0.3);
  background: var(--brand-soft);
  color: var(--text);
}

.tool-header__nav .tool-tools-menu__item.is-current {
  border-color: rgba(77, 216, 255, 0.28);
  background: rgba(77, 216, 255, 0.09);
}

.tool-tools-menu__item .tool-tools-menu__icon {
  width: 32px;
  height: 32px;
  inline-size: 32px !important;
  block-size: 32px !important;
  flex: 0 0 32px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--brand-soft) 82%, var(--surface-strong));
  padding: 7px;
}

.tool-tools-menu__item span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tool-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(250px, 0.8fr);
  gap: 24px;
  align-items: end;
  margin: 20px 0 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, var(--brand-soft), transparent 60%),
    var(--surface);
  padding: 34px;
}

.tool-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 4.3rem);
  line-height: 1;
  letter-spacing: -0.06em;
}

.tool-hero p:not(.eyebrow) {
  margin: 17px 0 0;
  color: var(--text-soft);
  font-size: 1rem;
}

.tool-hero__note {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(0, 0, 0, 0.12);
  padding: 18px;
}

.tool-hero__note strong {
  display: block;
  margin-bottom: 6px;
}

.tool-hero__note p {
  margin: 0 !important;
  font-size: 0.82rem !important;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.tool-link-card {
  display: grid;
  min-height: 230px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

.tool-link-card:hover {
  border-color: rgba(139, 109, 255, 0.45);
  transform: translateY(-2px);
}

.tool-link-card h2 {
  margin: 16px 0 8px;
  letter-spacing: -0.03em;
}

.tool-link-card p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.87rem;
}

.tool-link-card .text-link {
  align-self: end;
  margin-top: 20px;
}

.tool-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 18px;
  align-items: start;
}

.tool-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.tool-card--sticky {
  position: sticky;
  top: 18px;
}

.tool-card__heading {
  align-items: flex-start;
  margin-bottom: 20px;
}

.tool-card__heading p {
  margin: 5px 0 0;
  color: var(--text-soft);
  font-size: 0.84rem;
}

.form-stack {
  display: grid;
  gap: 16px;
}

.segmented {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 5px;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-2);
  padding: 4px;
}

.segmented button {
  min-height: 40px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--muted);
  font-weight: 720;
  cursor: pointer;
}

.segmented button[aria-pressed="true"] {
  background: var(--surface-3);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.advanced-panel {
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-2);
}

.advanced-panel summary {
  min-height: 46px;
  padding: 12px 14px;
  font-size: 0.82rem;
  font-weight: 760;
  cursor: pointer;
}

.advanced-panel__content {
  display: grid;
  gap: 14px;
  border-top: 1px solid var(--border);
  padding: 14px;
}

.privacy-note {
  border-left: 3px solid var(--success);
  border-radius: 0 10px 10px 0;
  background: var(--success-soft);
  color: var(--text-soft);
  padding: 11px 13px;
  font-size: 0.78rem;
}

.result-empty {
  display: grid;
  min-height: 440px;
  place-content: center;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  color: var(--muted);
  padding: 28px;
  text-align: center;
}

.result-empty strong {
  color: var(--text-soft);
}

.result-content {
  display: grid;
  gap: 16px;
}

.result-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 9px;
}

.score-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
  padding: 12px;
}

.score-card strong,
.score-card span {
  display: block;
}

.score-card strong {
  font-size: 1.25rem;
}

.score-card span {
  color: var(--muted);
  font-size: 0.67rem;
}

.prompt-block {
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-2);
  padding: 15px;
}

.prompt-block__label {
  display: block;
  margin-bottom: 7px;
  color: var(--cyan);
  font-size: 0.7rem;
  font-weight: 820;
  text-transform: uppercase;
}

.prompt-block p {
  margin: 0;
  color: var(--text-soft);
  white-space: pre-wrap;
}

.change-list,
.reason-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.change-list li,
.reason-list li {
  border-left: 3px solid var(--brand);
  border-radius: 0 8px 8px 0;
  background: var(--brand-soft);
  color: var(--text-soft);
  padding: 8px 10px;
  font-size: 0.8rem;
}

.quota-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
  padding: 12px;
}

.quota-box p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.78rem;
}

.challenge-stage {
  display: grid;
  gap: 18px;
}

.challenge-stage__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.challenge-answer-list {
  display: grid;
  gap: 10px;
}

.challenge-answer {
  min-height: 64px;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-2);
  color: var(--text);
  padding: 13px 15px;
  text-align: left;
  cursor: pointer;
}

.challenge-answer:hover {
  border-color: var(--brand);
}

.challenge-answer[aria-pressed="true"] {
  border-color: var(--brand);
  background: var(--brand-soft);
}

.challenge-reveal {
  border: 1px solid rgba(101, 217, 164, 0.35);
  border-radius: var(--radius-md);
  background: var(--success-soft);
  padding: 17px;
}

.challenge-reveal p {
  margin: 6px 0 0;
  color: var(--text-soft);
}

.upload-zone {
  display: grid;
  min-height: 280px;
  place-content: center;
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  background: var(--surface-2);
  padding: 28px;
  text-align: center;
  cursor: pointer;
}

.upload-zone:hover,
.upload-zone.is-dragging {
  border-color: var(--brand);
  background: var(--brand-soft);
}

.upload-zone input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.upload-zone strong {
  font-size: 1.08rem;
}

.upload-zone span {
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.8rem;
}

.image-preview {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.image-preview img {
  width: 100%;
  max-height: 410px;
  object-fit: contain;
}

.status-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--text-soft);
  font-size: 0.8rem;
}

.tool-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 26px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 22px 4px;
  font-size: 0.74rem;
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: var(--sidebar-width) minmax(0, 800px);
  }

  .right-rail {
    display: none;
  }

  .main-column {
    border-right: 0;
  }
}

@media (max-width: 840px) {
  body {
    padding-top: 68px;
  }

  .app-shell {
    display: block;
  }

  .sidebar {
    display: none;
  }

  .mobile-header {
    position: fixed;
    z-index: 100;
    top: 0;
    right: 0;
    left: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    justify-content: space-between;
    min-height: 68px;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg) 92%, transparent);
    padding: 0 16px;
    backdrop-filter: blur(16px);
  }

  .mobile-header__actions {
    display: flex;
    align-items: center;
    gap: 7px;
  }

  .mobile-header .brand-lockup {
    min-width: 0;
  }

  .icon-text-button {
    min-height: 40px;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: var(--muted);
    padding: 0 8px;
  }

  .main-column {
    padding: 18px 16px calc(var(--mobile-nav-height) + 30px);
  }

  .mobile-nav {
    position: fixed;
    z-index: 120;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    min-height: var(--mobile-nav-height);
    border-top: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-raised) 94%, transparent);
    padding: 7px 8px max(7px, env(safe-area-inset-bottom));
    backdrop-filter: blur(18px);
  }

  .mobile-nav a,
  .mobile-nav button {
    display: grid;
    place-items: center;
    border: 0;
    border-radius: 11px;
    background: transparent;
    color: var(--muted);
    font-size: 0.68rem;
    font-weight: 760;
  }

  .mobile-nav .is-active {
    color: var(--brand-ink);
  }

  .mobile-nav__create {
    margin: -20px 4px 0;
    border: 1px solid rgba(255, 255, 255, 0.16) !important;
    border-radius: 18px !important;
    background: linear-gradient(135deg, var(--action), #9a67f5) !important;
    color: white !important;
    box-shadow: 0 10px 25px rgba(101, 82, 255, 0.32);
  }

  .feed-tabs {
    top: 68px;
    margin-right: -16px;
    margin-left: -16px;
    padding-left: 16px;
  }

  .tool-page {
    padding: 16px;
  }

  .tool-header {
    flex-wrap: wrap;
  }

  .tool-header__nav {
    width: 100%;
    overflow-x: auto;
  }

  .tool-header__nav--has-tools-menu {
    overflow: visible;
  }

  .tool-hero,
  .tool-grid {
    grid-template-columns: 1fr;
  }

  .tool-card--sticky {
    position: static;
  }

  .tools-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 420px) {
  .mobile-header {
    padding-inline: 12px;
  }

  .mobile-header .brand-lockup {
    gap: 5px;
    font-size: 1.02rem;
  }

  .mobile-header .brand-lockup__mark {
    width: 30px;
    height: 30px;
  }

  .mobile-header__actions {
    gap: 5px;
  }

  .mobile-header__actions .icon-text-button {
    display: inline-grid;
    width: 40px;
    overflow: hidden;
    place-items: center;
    padding: 0;
    font-size: 0;
    white-space: nowrap;
  }

  .mobile-header__actions .icon-text-button .pt-icon {
    margin-right: 0;
  }

  .mobile-header__actions .ui-language-switcher select {
    width: 3.75rem;
  }
}

@media (max-width: 350px) {
  body {
    padding-top: 112px;
  }

  .mobile-header {
    grid-template-columns: 1fr;
    gap: 3px;
    min-height: 104px;
    padding-block: 7px;
  }

  .mobile-header__actions {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 600px) {
  .tool-tools-menu__panel {
    padding: 10px;
  }

  .tool-tools-menu__grid {
    grid-template-columns: 1fr;
  }

  .tool-tools-menu__topline {
    position: sticky;
    z-index: 1;
    top: -10px;
    background: color-mix(in srgb, var(--bg-raised) 96%, transparent);
    padding-top: 8px;
  }

  .welcome-card {
    grid-template-columns: 1fr;
    padding: 24px 20px;
  }

  .welcome-card h1 {
    font-size: 2.25rem;
  }

  .welcome-card__progress {
    padding: 16px;
  }

  .button-row .button {
    flex: 1 1 100%;
  }

  .challenge-topline,
  .feed-heading,
  .post-actions,
  .tool-card__heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .challenge-options {
    grid-template-columns: 1fr;
  }

  .challenge-option {
    min-height: 104px;
  }

  .post-card__body {
    padding: 16px;
  }

  .post-actions {
    gap: 10px;
  }

  .action-group {
    width: 100%;
    justify-content: space-between;
  }

  .post-action--remix {
    width: 100%;
  }

  .modal__actions {
    flex-direction: column-reverse;
  }

  .modal__actions .button {
    width: 100%;
  }

  .tool-hero {
    padding: 24px 20px;
  }

  .tool-hero h1 {
    font-size: 2.5rem;
  }

  .tools-grid,
  .score-grid {
    grid-template-columns: 1fr;
  }

  .tool-card {
    padding: 18px;
  }

  .tool-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (forced-colors: active) {
  .button,
  .nav-item,
  .challenge-option,
  .post-card {
    border: 1px solid CanvasText;
  }
}


/* Refuerzos de accesibilidad y estados externos. */
.field textarea:focus-visible,
.field input:focus-visible,
.field select:focus-visible,
.input:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.upload-zone:focus-within {
  border-color: var(--focus);
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.turnstile-slot:not(:empty) {
  min-height: 66px;
  margin-top: 12px;
}

@media (max-width: 600px) {
  .action-group {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .action-group .post-action {
    min-width: 0;
    justify-content: center;
    white-space: normal;
  }
}

@media (forced-colors: active) {
  .brand-lockup__name {
    color: CanvasText;
  }

  .tool-tools-menu,
  .tool-tools-menu__panel,
  .tool-header__nav .tool-tools-menu__item {
    border: 1px solid CanvasText;
  }
}