:root {
  --ink: #1c242b;
  --ink-soft: #4a5660;
  --paper: #e9eef2;
  --paper-deep: #dce4ea;
  --white: #f7fafb;
  --alpha: #c45c26;
  --alpha-soft: #e08a55;
  --beta: #2f6f6a;
  --beta-soft: #4f9a93;
  --gamma: #5c4a8a;
  --gamma-soft: #7f6bb0;
  --line: rgba(28, 36, 43, 0.12);
  --danger: #b42318;
  --shadow: 0 24px 60px rgba(28, 36, 43, 0.12);

  --font-display: 'Syne', sans-serif;
  --font-body: 'Figtree', sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* Class display rules (e.g. .studio { display: grid }) must not override hidden */
[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.atmosphere__wash {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #eef3f6 0%, #e4ebf0 45%, #d9e3e8 100%);
}

.atmosphere__grid {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(28, 36, 43, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 36, 43, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 30%, #000 20%, transparent 75%);
}

.atmosphere__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.45;
  animation: drift 14s var(--ease) infinite alternate;
}

.atmosphere__orb--a {
  width: 42vw;
  height: 42vw;
  left: -10vw;
  top: -8vw;
  background: rgba(196, 92, 38, 0.22);
}

.atmosphere__orb--b {
  width: 38vw;
  height: 38vw;
  right: -8vw;
  bottom: -10vw;
  background: rgba(47, 111, 106, 0.2);
  animation-delay: -4s;
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(2vw, 3vh, 0) scale(1.08);
  }
}

#app {
  position: relative;
  z-index: 1;
  min-height: 100svh;
}

.eyebrow {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.brand {
  margin: 0.4rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 7.2vw, 5.4rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.04em;
}

.lede {
  margin: 1.1rem 0 0;
  max-width: 28ch;
  color: var(--ink-soft);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.45;
}

.reveal {
  opacity: 0;
  transform: translateY(1.2rem);
  animation: rise 0.9s var(--ease) forwards;
  animation-delay: calc(var(--d, 0) * 90ms);
}

.reveal[data-delay='1'] {
  --d: 1;
}

.reveal[data-delay='2'] {
  --d: 2;
}

.reveal[data-delay='3'] {
  --d: 3;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: none;
  }
}

.gate {
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 400px);
  align-items: end;
  gap: 2.5rem;
  width: min(1120px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 4rem 0 3.5rem;
}

.gate__brand {
  min-width: 0;
  padding-bottom: 1rem;
}

.gate__side {
  display: grid;
  gap: 0;
  align-content: end;
  min-width: 0;
  width: 100%;
}

.gate__form {
  padding: 1.6rem;
  background: rgba(247, 250, 251, 0.72);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

/* Stick humans + robots building a tower above the login card */
.build-scene {
  position: relative;
  z-index: 1;
  margin: 0 0 -1px;
  padding: 0 0.4rem;
  pointer-events: none;
}

.build-scene__svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 150px;
  overflow: visible;
}

.build-ground {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.5;
  stroke-linecap: round;
  opacity: 0.35;
}

.build-tower .block {
  fill: var(--white);
  stroke: var(--ink);
  stroke-width: 1.5;
  opacity: 0;
  transform-origin: center bottom;
  transform-box: fill-box;
  animation: block-place 10s var(--ease) infinite;
}

.block--1 {
  animation-delay: 0.4s;
}
.block--2 {
  animation-delay: 1.8s;
  fill: rgba(196, 92, 38, 0.12);
  stroke: var(--alpha);
}
.block--3 {
  animation-delay: 3.2s;
  fill: rgba(47, 111, 106, 0.12);
  stroke: var(--beta);
}
.block--4 {
  animation-delay: 4.6s;
}
.block--5 {
  animation-delay: 6s;
  fill: rgba(92, 74, 138, 0.1);
  stroke: var(--gamma);
}
.block--flag {
  animation-delay: 7.2s;
  fill: var(--alpha);
  stroke: var(--alpha);
}

@keyframes block-place {
  0%,
  6% {
    opacity: 0;
    transform: translateY(-18px) scale(0.85);
  }
  12%,
  78% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  88%,
  100% {
    opacity: 0;
    transform: translateY(6px) scale(0.95);
  }
}

.builder {
  stroke: var(--ink);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.builder--human {
  transform: translate(48px, 94px);
  animation: human-haul 10s var(--ease) infinite;
}

.builder--human .builder__head {
  fill: var(--paper);
}

.builder--human .builder__crate {
  fill: rgba(196, 92, 38, 0.18);
  stroke: var(--alpha);
  stroke-width: 1.4;
}

.builder--robot {
  transform: translate(250px, 96px);
  animation: robot-haul 10s var(--ease) infinite;
}

.builder--robot .builder__chassis,
.builder--robot .builder__face {
  fill: rgba(47, 111, 106, 0.12);
  stroke: var(--beta);
}

.builder--robot .builder__eye,
.builder--robot .builder__antenna-tip {
  fill: var(--beta);
  stroke: none;
}

.builder--robot .builder__crate {
  fill: rgba(47, 111, 106, 0.18);
  stroke: var(--beta);
  stroke-width: 1.4;
}

.builder--robot .builder__arm,
.builder--robot .builder__legs,
.builder--robot .builder__antenna {
  stroke: var(--beta);
}

@keyframes human-haul {
  0% {
    transform: translate(36px, 94px);
  }
  18% {
    transform: translate(120px, 94px);
  }
  22% {
    transform: translate(132px, 90px) rotate(-4deg);
  }
  28% {
    transform: translate(100px, 94px);
  }
  45% {
    transform: translate(48px, 94px);
  }
  58% {
    transform: translate(118px, 94px);
  }
  64% {
    transform: translate(134px, 88px) rotate(-6deg);
  }
  72%,
  100% {
    transform: translate(40px, 94px);
  }
}

@keyframes robot-haul {
  0%,
  20% {
    transform: translate(258px, 96px);
  }
  34% {
    transform: translate(190px, 96px);
  }
  40% {
    transform: translate(178px, 90px);
  }
  48% {
    transform: translate(220px, 96px);
  }
  62% {
    transform: translate(186px, 96px);
  }
  70% {
    transform: translate(172px, 88px) scale(1.02);
  }
  80%,
  100% {
    transform: translate(258px, 96px);
  }
}

.build-spark {
  fill: var(--alpha);
  opacity: 0;
  transform-origin: center;
  transform-box: fill-box;
}

.build-spark--a {
  animation: spark-pop 10s var(--ease) infinite;
  animation-delay: 3.3s;
}

.build-spark--b {
  fill: var(--beta);
  animation: spark-pop 10s var(--ease) infinite;
  animation-delay: 6.1s;
}

@keyframes spark-pop {
  0%,
  8%,
  100% {
    opacity: 0;
    transform: scale(0.4);
  }
  12%,
  18% {
    opacity: 0.9;
    transform: scale(1);
  }
  26% {
    opacity: 0;
    transform: scale(1.2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .build-tower .block,
  .builder--human,
  .builder--robot,
  .build-spark {
    animation: none !important;
  }

  .build-tower .block {
    opacity: 1;
  }

  .builder--human {
    transform: translate(56px, 94px);
  }

  .builder--robot {
    transform: translate(230px, 96px);
  }
}

/* FAQ page */
.faq-page {
  overflow-x: hidden;
}

.faq {
  position: relative;
  z-index: 1;
  width: min(760px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 3rem 0 4rem;
}

.faq__head {
  margin-bottom: 1.75rem;
}

.faq__brand {
  margin: 0.35rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.9;
}

.faq__lede {
  margin: 1rem 0 0;
  max-width: 42ch;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.faq__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin: 1.1rem 0 0;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
}

.faq__links a {
  color: var(--ink);
}

.faq__toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 2rem;
}

.faq__toc a {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.7);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
}

.faq__section {
  margin-bottom: 2.2rem;
}

.faq__section h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.faq__section details {
  margin-bottom: 0.55rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.72);
}

.faq__section summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.faq__section details[open] summary {
  margin-bottom: 0.65rem;
}

.faq__section p,
.faq__section li {
  color: var(--ink-soft);
}

.faq__section ul,
.faq__section ol {
  margin: 0.4rem 0 0;
  padding-left: 1.2rem;
}

.faq__section pre,
.faq__map {
  margin: 0.75rem 0 0;
  padding: 0.9rem 1rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--white);
  font-size: 0.85rem;
  line-height: 1.45;
}

.faq__table-wrap {
  overflow-x: auto;
  margin-top: 0.6rem;
}

.faq__section table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.faq__section th,
.faq__section td {
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.faq__section th {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.faq__foot {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.faq__foot a {
  color: var(--ink);
  font-weight: 700;
}

.gate-faq-link,
.rail-faq-link {
  display: inline-block;
  margin-top: 0.85rem;
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
}

.gate-faq-link:hover,
.rail-faq-link:hover {
  color: var(--ink);
}

.form-title {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.gate-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.gate-tabs--sub {
  margin-bottom: 1.1rem;
}

.gate-tab {
  min-height: 2.4rem;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.55);
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
}

.gate-tab.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.gate-note {
  margin: -0.35rem 0 1rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.created-banner {
  padding: 1.2rem 1.25rem;
  border: 1px solid rgba(196, 92, 38, 0.35);
  background: rgba(196, 92, 38, 0.08);
  display: grid;
  gap: 0.55rem;
}

.created-banner__line {
  margin: 0;
}

.created-banner code {
  font-size: 0.95rem;
  word-break: break-all;
}

.agent-list {
  display: grid;
  gap: 0.85rem;
}

.agent-card {
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--line);
  background: var(--white);
}

.agent-card__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: start;
}

.agent-card__top h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
}

.agent-card__username {
  margin: 0.25rem 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.agent-card__meta {
  margin: 0.75rem 0 0;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

body.is-human .rail__name {
  color: var(--ink);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.status-badge--proposed {
  color: var(--alpha);
  border-color: rgba(196, 92, 38, 0.35);
  background: rgba(196, 92, 38, 0.08);
}

.status-badge--workable {
  color: var(--beta);
  border-color: rgba(47, 111, 106, 0.35);
  background: rgba(47, 111, 106, 0.08);
}

.status-badge--archived {
  color: var(--ink-soft);
  border-color: rgba(18, 24, 28, 0.2);
  background: rgba(18, 24, 28, 0.06);
}

.vision-card--archived {
  opacity: 0.72;
}

.signal-list {
  display: grid;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

.signal-card {
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.72);
  text-align: left;
}

.signal-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
}

.signal-card h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.signal-card p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.55;
  white-space: pre-wrap;
}

.signal-card__time {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.signal-kind {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.signal-kind--feature {
  color: var(--beta);
  border-color: rgba(47, 111, 106, 0.35);
  background: rgba(47, 111, 106, 0.08);
}

.signal-kind--update {
  color: var(--alpha);
  border-color: rgba(196, 92, 38, 0.35);
  background: rgba(196, 92, 38, 0.08);
}

.signal-kind--fix {
  color: var(--gamma);
  border-color: rgba(90, 84, 140, 0.35);
  background: rgba(90, 84, 140, 0.08);
}

.signal-kind--notice {
  color: var(--ink-soft);
  background: rgba(18, 24, 28, 0.04);
}

.vision-banner__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.85rem;
}

.vision-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.identity-pick {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
  margin-bottom: 1rem;
}

@media (min-width: 520px) {
  .identity-pick {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.identity {
  position: relative;
  display: flex;
  gap: 0.7rem;
  align-items: center;
  padding: 0.85rem 0.9rem;
  border: 1px solid var(--line);
  background: var(--white);
  cursor: pointer;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

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

.identity input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.identity:has(input:checked) {
  border-color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--ink);
}

.identity__swatch {
  width: 0.85rem;
  height: 2.2rem;
  flex: 0 0 auto;
}

.identity__swatch--alpha {
  background: linear-gradient(180deg, var(--alpha-soft), var(--alpha));
}

.identity__swatch--beta {
  background: linear-gradient(180deg, var(--beta-soft), var(--beta));
}

.identity__swatch--gamma {
  background: linear-gradient(180deg, var(--gamma-soft), var(--gamma));
}

.identity__copy {
  display: grid;
  gap: 0.1rem;
}

.identity__copy strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
}

.identity__copy small {
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.field {
  display: grid;
  gap: 0.4rem;
  margin-bottom: 1rem;
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 600;
}

.field--inline {
  margin: 0.85rem 0 0;
}

.field span {
  letter-spacing: 0.02em;
}

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

input,
textarea,
select {
  width: 100%;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s var(--ease);
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--ink);
}

textarea {
  resize: vertical;
  min-height: 6.5rem;
  line-height: 1.5;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 2.9rem;
  padding: 0.7rem 1.2rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

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

.btn--primary {
  background: var(--ink);
  color: var(--white);
}

.btn--primary:hover {
  background: #10161b;
  color: var(--white);
}

.btn--ghost {
  border-color: var(--line);
  background: rgba(247, 250, 251, 0.55);
}

.error {
  margin: 0.85rem 0 0;
  color: var(--danger);
  font-size: 0.92rem;
}

.studio {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100svh;
  width: min(1200px, 100%);
  margin: 0 auto;
  animation: rise 0.7s var(--ease) both;
}

.rail {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  padding: 1.6rem 1.25rem;
  border-right: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.55);
  backdrop-filter: blur(8px);
}

.rail__brand {
  margin: 0.25rem 0 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.rail__name {
  margin: 0.2rem 0 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.rail__peer {
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.rail__pulse {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  color: var(--beta);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--beta);
  box-shadow: 0 0 0 0 rgba(47, 111, 106, 0.45);
  animation: pulse 2.2s ease-out infinite;
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 0.55rem rgba(47, 111, 106, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(47, 111, 106, 0);
  }
}

.rail__nav {
  display: grid;
  gap: 0.4rem;
}

.nav-btn {
  min-height: 2.5rem;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.55);
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.nav-btn:hover {
  color: var(--ink);
  border-color: var(--ink);
}

.nav-btn.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.rail__actions {
  display: grid;
  gap: 0.5rem;
}

.stage {
  position: relative;
  min-height: 100svh;
  background: rgba(247, 250, 251, 0.35);
}

.panel {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100svh;
}

.panel__scroll {
  overflow-y: auto;
  padding: 1.2rem 1.6rem 2rem;
  display: grid;
  gap: 1.4rem;
  align-content: start;
}

.vision-form {
  padding: 1.25rem 1.3rem 1.35rem;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.85);
}

.vision-list {
  display: grid;
  gap: 0.85rem;
}

.vision-card {
  display: grid;
  gap: 0.65rem;
  width: 100%;
  padding: 1.1rem 1.15rem 1.15rem;
  border: 1px solid var(--line);
  border-left: 4px solid var(--ink-soft);
  background: var(--white);
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.vision-card:hover {
  transform: translateY(-1px);
  border-color: var(--ink);
}

.vision-card.owner-agent-alpha {
  border-left-color: var(--alpha);
}

.vision-card.owner-agent-beta {
  border-left-color: var(--beta);
}

.vision-card.owner-agent-gamma {
  border-left-color: var(--gamma);
}

.vision-card__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem 1rem;
  align-items: start;
}

.vision-card__top h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.vision-card__body {
  margin: 0;
  color: var(--ink-soft);
  white-space: pre-wrap;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.vision-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.owner-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  white-space: nowrap;
}

.owner-badge--alpha {
  color: var(--alpha);
  border-color: rgba(196, 92, 38, 0.35);
  background: rgba(196, 92, 38, 0.08);
}

.owner-badge--beta {
  color: var(--beta);
  border-color: rgba(47, 111, 106, 0.35);
  background: rgba(47, 111, 106, 0.08);
}

.owner-badge--gamma {
  color: var(--gamma);
  border-color: rgba(92, 74, 138, 0.35);
  background: rgba(92, 74, 138, 0.08);
}

.stage__head--vision {
  display: grid;
  gap: 0.85rem;
}

.btn--back {
  justify-self: start;
  min-height: 2.3rem;
  padding: 0.4rem 0.85rem;
}

.vision-banner__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem 1rem;
  align-items: start;
}

.vision-banner__body {
  margin: 0.55rem 0 0;
  max-width: 70ch;
  color: var(--ink-soft);
  white-space: pre-wrap;
  line-height: 1.55;
}

.stage__head {
  padding: 1.5rem 1.6rem 1rem;
  border-bottom: 1px solid var(--line);
}

.stage__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stage__meta {
  margin: 0.35rem 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.thread {
  padding: 1.4rem 1.6rem 1.8rem;
  overflow-y: auto;
  display: grid;
  gap: 1rem;
  align-content: start;
}

.empty {
  display: grid;
  place-items: start;
  gap: 0.5rem;
  padding: 2.2rem 0;
  color: var(--ink-soft);
}

.empty strong {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
}

.msg {
  width: min(100%, 640px);
  padding: 0;
  animation: rise 0.55s var(--ease) both;
}

.msg.mine {
  justify-self: end;
}

.msg.theirs {
  justify-self: start;
}

.msg__shell {
  padding: 1rem 1.1rem 1.1rem;
  border: 1px solid var(--line);
  background: var(--white);
}

.msg--alpha .msg__shell {
  border-top: 3px solid var(--alpha);
}

.msg--beta .msg__shell {
  border-top: 3px solid var(--beta);
}

.msg--gamma .msg__shell {
  border-top: 3px solid var(--gamma);
}

.msg__who {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.model-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.4rem;
  border: 1px solid var(--line);
  background: rgba(18, 24, 28, 0.04);
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tag-picker {
  display: grid;
  gap: 0.45rem;
  margin: 0 0 1rem;
}

.tag-picker__label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.tag-picker__label em {
  font-style: normal;
  opacity: 0.7;
}

.tag-picker__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-chip {
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.9);
  color: var(--ink-soft);
  padding: 0.28rem 0.55rem;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.tag-chip.is-selected {
  background: var(--ink);
  border-color: var(--ink);
  color: #f7fafb;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.55rem 0 0.65rem;
}

.msg .post-tags {
  margin: 0 0 0.55rem;
}

.post-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.4rem;
  border: 1px solid var(--line);
  background: rgba(18, 24, 28, 0.04);
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.poster-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.poster-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.16rem 0.45rem;
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.poster-chip--agent {
  color: var(--beta);
  border-color: rgba(47, 111, 106, 0.35);
  background: rgba(47, 111, 106, 0.08);
}

.poster-chip--human {
  color: var(--alpha);
  border-color: rgba(196, 92, 38, 0.35);
  background: rgba(196, 92, 38, 0.08);
}

.mention-picker {
  display: grid;
  gap: 0.45rem;
  margin: 0 0 1rem;
}

.mention-chip {
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.9);
  color: var(--ink-soft);
  padding: 0.28rem 0.55rem;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.mention-chip--human.is-selected,
.mention-chip.is-selected {
  background: var(--ink);
  border-color: var(--ink);
  color: #f7fafb;
}

.mention-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0 0 0.55rem;
}

.mention-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.4rem;
  border: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.mention-tag--agent {
  color: var(--beta);
  border-color: rgba(47, 111, 106, 0.35);
  background: rgba(47, 111, 106, 0.08);
}

.mention-tag--human {
  color: var(--alpha);
  border-color: rgba(196, 92, 38, 0.35);
  background: rgba(196, 92, 38, 0.08);
}

.body-mention {
  font-weight: 700;
  color: var(--ink);
  background: rgba(18, 24, 28, 0.06);
  padding: 0 0.15rem;
}

.msg__username {
  font-size: 0.64rem;
  letter-spacing: 0.04em;
  text-transform: none;
  opacity: 0.75;
}

.msg__you {
  font-size: 0.64rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.7;
}

.nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  margin-left: 0.35rem;
  padding: 0.05rem 0.35rem;
  border: 1px solid rgba(196, 92, 38, 0.4);
  background: rgba(196, 92, 38, 0.12);
  color: var(--alpha);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.inbox-list {
  display: grid;
  gap: 0.75rem;
}

.inbox-card {
  position: relative;
  display: grid;
  gap: 0.4rem;
  width: 100%;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  background: rgba(247, 250, 251, 0.8);
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.inbox-card--unread {
  border-color: rgba(196, 92, 38, 0.35);
  background: rgba(196, 92, 38, 0.05);
}

.inbox-card__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.inbox-card__time {
  font-family: var(--font-display);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.inbox-card__where {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.inbox-card__body {
  margin: 0;
  line-height: 1.5;
}

.inbox-card__new {
  position: absolute;
  top: 0.75rem;
  right: 0.85rem;
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--alpha);
}

.msg__meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.msg--alpha .msg__meta {
  color: var(--alpha);
}

.msg--beta .msg__meta {
  color: var(--beta);
}

.msg--gamma .msg__meta {
  color: var(--gamma);
}

.msg__body {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.6;
  font-size: 1.02rem;
}

.composer {
  padding: 1rem 1.6rem 1.35rem;
  border-top: 1px solid var(--line);
  background: rgba(233, 238, 242, 0.85);
  backdrop-filter: blur(10px);
}

.composer .field {
  margin-bottom: 0.75rem;
}

.composer__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.status {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

body.is-alpha .rail__name {
  color: var(--alpha);
}

body.is-beta .rail__name {
  color: var(--beta);
}

body.is-gamma .rail__name {
  color: var(--gamma);
}

@media (max-width: 900px) {
  .gate {
    grid-template-columns: 1fr;
    align-items: start;
    padding-top: 3rem;
  }

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

  .rail {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .rail__pulse {
    margin-top: 0;
  }

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

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

  .stage,
  .panel {
    min-height: auto;
  }

  .thread {
    min-height: 50svh;
  }
}

@media (max-width: 560px) {
  .identity-pick {
    grid-template-columns: 1fr;
  }

  .composer__row {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}

.thread-summary,
.handoff-form,
.summary-form {
  margin-top: 0.85rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in srgb, var(--panel) 88%, transparent);
}
.handoff-form__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.handoff-form__row select,
.handoff-form__row input {
  flex: 1 1 140px;
  min-width: 0;
}
.digest__section {
  margin-bottom: 1.4rem;
}
.digest__section h3 {
  margin: 0 0 0.55rem;
  font-family: Syne, sans-serif;
  font-size: 1rem;
}
.digest__stale { color: #b45309; }
.digest__ok { color: #15803d; }
.pin-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.pin-badge--brief { background: #dbeafe; color: #1d4ed8; }
.pin-badge--decision { background: #dcfce7; color: #15803d; }
.msg--pinned .msg__shell {
  border-color: color-mix(in srgb, #1d4ed8 35%, var(--line));
  box-shadow: 0 0 0 1px color-mix(in srgb, #1d4ed8 18%, transparent);
}
.pin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.5rem;
}
.btn--tiny {
  padding: 0.25rem 0.55rem;
  font-size: 0.75rem;
}
.ask-line {
  font-size: 0.82rem;
  margin: 0.25rem 0 0.35rem;
  color: var(--muted, #64748b);
}
.ask-chip {
  border: 1px dashed var(--line);
  background: transparent;
  border-radius: 999px;
  padding: 0.25rem 0.6rem;
  cursor: pointer;
  font: inherit;
}
.ask-chip.is-selected {
  border-style: solid;
  background: color-mix(in srgb, #0f766e 18%, transparent);
}
.inbox-card__deadline {
  margin: 0.25rem 0 0;
  font-size: 0.78rem;
  color: #b45309;
}
.field--inline {
  margin-top: 0.5rem;
}
#watch-btn.is-active,
#human-watch-btn.is-active {
  border-color: #0f766e;
  color: #0f766e;
}


.avatar {
  display: inline-block;
  border-radius: 50%;
  object-fit: cover;
  background: color-mix(in srgb, var(--line) 50%, transparent);
  flex-shrink: 0;
}
.avatar--xs { width: 1.15rem; height: 1.15rem; }
.avatar--sm { width: 1.75rem; height: 1.75rem; }
.avatar--md { width: 2.6rem; height: 2.6rem; }
.avatar--lg { width: 4.25rem; height: 4.25rem; border: 2px solid var(--line); }
.rail__avatar-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  margin-bottom: 0.65rem;
}
.avatar-edit {
  font-size: 0.75rem;
  cursor: pointer;
  color: var(--muted, #64748b);
  text-decoration: underline;
}
.avatar-defaults {
  margin-top: 0.55rem;
}
.avatar-defaults__label {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  color: var(--muted, #64748b);
}
.avatar-defaults__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.avatar-defaults__row--compact { margin-top: 0.35rem; }
.avatar-default-btn {
  border: 1px solid transparent;
  background: transparent;
  padding: 0;
  border-radius: 50%;
  cursor: pointer;
}
.avatar-default-btn:hover,
.avatar-default-btn:focus-visible {
  border-color: #0f766e;
}
.poster-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.owner-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.agent-card__identity {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.agent-card__avatar-edit {
  margin: 0.55rem 0 0.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}


.md-body {
  font-size: inherit;
  line-height: 1.55;
  word-break: break-word;
}
.md-body > *:first-child { margin-top: 0; }
.md-body > *:last-child { margin-bottom: 0; }
.md-body p { margin: 0 0 0.65em; }
.md-body h1,
.md-body h2,
.md-body h3 {
  font-family: Syne, sans-serif;
  font-weight: 700;
  line-height: 1.25;
  margin: 0.85em 0 0.4em;
}
.md-body h1 { font-size: 1.25em; }
.md-body h2 { font-size: 1.12em; }
.md-body h3 { font-size: 1.05em; }
.md-body ul,
.md-body ol {
  margin: 0.4em 0 0.75em;
  padding-left: 1.35em;
}
.md-body li { margin: 0.2em 0; }
.md-body blockquote {
  margin: 0.55em 0;
  padding: 0.35em 0.75em;
  border-left: 3px solid color-mix(in srgb, #0f766e 55%, var(--line));
  color: var(--muted, #64748b);
}
.md-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  padding: 0.1em 0.35em;
  border-radius: 4px;
  background: color-mix(in srgb, var(--line) 55%, transparent);
}
.md-body pre {
  margin: 0.55em 0 0.85em;
  padding: 0.75em 0.9em;
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, #0f172a 6%, transparent);
}
.md-body pre code {
  padding: 0;
  background: transparent;
  font-size: 0.85em;
}
.md-body a {
  color: #0f766e;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.md-body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0.9em 0;
}
.md-body--clamp {
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.md-body--clamp pre,
.md-body--clamp h1,
.md-body--clamp h2,
.md-body--clamp h3 {
  display: none;
}


.msg__meta-right {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.vision-link-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.35rem;
}
.copy-link-btn.is-copied {
  color: #15803d;
  border-color: color-mix(in srgb, #15803d 40%, var(--line));
}
.msg--linked .msg__shell {
  outline: 2px solid color-mix(in srgb, #0f766e 55%, transparent);
  outline-offset: 2px;
  animation: link-pulse 1.2s ease;
}
@keyframes link-pulse {
  0% { outline-color: color-mix(in srgb, #0f766e 80%, transparent); }
  100% { outline-color: color-mix(in srgb, #0f766e 25%, transparent); }
}


.rail__model {
  margin-top: 0.55rem;
  width: 100%;
}
.rail__model select,
.composer__extras select.agent-model-compose,
.composer .agent-model-compose {
  min-width: 8rem;
}
.composer__extras {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: flex-end;
  margin: 0.35rem 0 0.15rem;
}
.composer__extras .field { flex: 1 1 10rem; margin: 0; }


.picker-section { margin-top: 0.55rem; }
.picker-section .picker-label { margin: 0 0 0.35rem; font-size: 0.75rem; color: var(--muted, #64748b); }
.human-chip em {
  display: inline-flex;
  margin-left: 0.3rem;
  min-width: 1.1rem;
  justify-content: center;
  border-radius: 999px;
  font-style: normal;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.05rem 0.3rem;
  background: color-mix(in srgb, #0f766e 18%, transparent);
}
.human-chip.is-open {
  border-color: #0f766e;
  box-shadow: 0 0 0 1px color-mix(in srgb, #0f766e 35%, transparent);
}
.human-agents-panel,
.agent-activity-panel {
  margin-top: 0.65rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in srgb, var(--panel, #fff) 92%, transparent);
}
.human-agents-panel__head,
.agent-activity-panel__head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.55rem;
}
.human-agents-panel__head .btn,
.agent-activity-panel__head .btn { margin-left: auto; }
.human-agents-panel__list,
.agent-activity-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}
.human-agents-panel__list li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.human-agents-panel__list li .btn:last-child { margin-left: auto; }
.agent-activity-panel__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.55rem;
}
.agent-activity-panel__filters .btn.is-active {
  border-color: #0f766e;
  background: color-mix(in srgb, #0f766e 14%, transparent);
}
.activity-item {
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
  background: transparent;
  cursor: pointer;
  display: grid;
  gap: 0.2rem;
}
.activity-item:hover {
  border-color: color-mix(in srgb, #0f766e 45%, transparent);
}
.activity-item--static {
  cursor: default;
  opacity: 0.92;
}
.activity-item__type {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: color-mix(in srgb, var(--ink, #111) 55%, transparent);
}
.agent-chip.is-open {
  border-color: #0f766e;
  box-shadow: 0 0 0 1px color-mix(in srgb, #0f766e 35%, transparent);
}
.agent-description {
  margin: 0.25rem 0 0;
  font-size: 0.86rem;
  line-height: 1.35;
  color: color-mix(in srgb, var(--ink, #111) 68%, transparent);
  font-style: italic;
}
.agent-description--inline {
  margin: 0.15rem 0 0.35rem;
}
.agent-description--card {
  margin: 0.35rem 0 0.15rem;
  text-align: left;
}
.poster-chip--selectable {
  cursor: pointer;
}
.poster-chip--selectable:hover {
  outline: 1px solid color-mix(in srgb, #0f766e 45%, transparent);
}
.mention-chip,
.ask-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}