* { box-sizing: border-box; }

:root {
  --bg: #050807;
  --bg-soft: #09120f;
  --panel: rgba(255, 255, 255, .065);
  --panel-strong: rgba(255, 255, 255, .1);
  --line: rgba(218, 255, 232, .13);
  --text: #f4fbf7;
  --muted: #9bb5a9;
  --green: #55d37a;
  --green-deep: #0f8f56;
  --cyan: #5ed8e8;
  --yellow: #f5cf63;
  --bad: #fb7185;
  --shadow: 0 26px 80px rgba(0, 0, 0, .34);
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
}

body {
  font-family: Inter, Segoe UI, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 0%, rgba(85, 211, 122, .16), transparent 30rem),
    radial-gradient(circle at 88% 10%, rgba(94, 216, 232, .12), transparent 34rem),
    linear-gradient(180deg, #050807 0%, #07100c 50%, #040706 100%);
}

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

button {
  min-height: 44px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 8px;
  padding: 10px 14px;
  color: #03120c;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  font-weight: 850;
  cursor: pointer;
  transition: transform .15s ease, filter .15s ease, border-color .15s ease;
}

button:hover { transform: translateY(-1px); filter: brightness(1.05); }
button:disabled { opacity: .58; cursor: wait; transform: none; }

button.secondary,
.text-button {
  color: var(--text);
  background: rgba(255, 255, 255, .075);
  border-color: var(--line);
}

.text-button {
  min-height: 34px;
  padding: 6px 9px;
  font-size: 12px;
}

.accent-green {
  background: linear-gradient(135deg, #72e18e, #1fbf75);
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: rgba(0, 0, 0, .28);
  outline: none;
}

input,
select { padding: 10px 12px; }
textarea {
  min-height: 148px;
  padding: 12px;
  resize: vertical;
  line-height: 1.48;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(94, 216, 232, .62);
  box-shadow: 0 0 0 3px rgba(94, 216, 232, .12);
}

label {
  display: block;
  margin: 12px 0 8px;
  color: #d7ebdf;
  font-size: 12px;
  font-weight: 850;
}

.studio-v3 {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 390px minmax(0, 1fr);
  max-width: 100vw;
}

.command-panel {
  height: 100vh;
  overflow: auto;
  padding: 22px;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(7, 18, 13, .98), rgba(3, 8, 7, .98));
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 18px;
}

.brand-mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #02100b;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  box-shadow: 0 18px 48px rgba(85, 211, 122, .22);
  font-weight: 950;
}

.brand-row p,
.section-title small {
  margin: 0;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.brand-row h1 {
  margin: 3px 0 0;
  font-size: 25px;
  letter-spacing: 0;
}

.project-strip,
.panel-card,
.preview-topbar,
.preview-frame-shell {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .085), rgba(255, 255, 255, .045));
  box-shadow: var(--shadow);
}

.project-strip {
  padding: 14px;
  margin-bottom: 14px;
}

.project-strip label {
  margin-top: 0;
}

.save-state {
  display: block;
  margin-top: 10px;
  color: #b7cdbf;
  font-size: 12px;
}

.panel-card {
  padding: 16px;
}

.command-panel .panel-card {
  margin-bottom: 14px;
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.section-title span {
  font-weight: 900;
}

.button-grid,
.button-row,
.chat-actions,
.topbar-actions,
.topbar-left,
.viewport-toggle {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.button-grid button {
  flex: 1 1 148px;
}

.chat-messages {
  height: 188px;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 9px;
  padding-right: 4px;
}

.message {
  max-width: 92%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #dcefe5;
  background: rgba(0, 0, 0, .24);
  line-height: 1.4;
  font-size: 13px;
}

.message.user {
  justify-self: end;
  color: #06140e;
  background: linear-gradient(135deg, #8be8a2, #67dbe7);
}

.chat-actions {
  margin: 12px 0;
}

.chat-actions button {
  min-height: 38px;
  padding: 8px 10px;
  flex: 1 1 58px;
}

.chat-input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 9px;
}

.preview-workspace {
  min-width: 0;
  padding: 18px;
}

.preview-topbar {
  min-height: 66px;
  padding: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(18px);
}

.topbar-left {
  min-width: 0;
  align-items: center;
}

.topbar-left select {
  width: min(230px, 100%);
}

.mode-pill {
  color: var(--text);
  background: rgba(85, 211, 122, .12);
  border-color: rgba(85, 211, 122, .32);
}

.viewport-toggle {
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, .22);
}

.viewport-toggle button {
  min-height: 36px;
  padding: 7px 10px;
  color: #dcefe5;
  background: transparent;
  border-color: transparent;
}

.viewport-toggle button.active {
  color: #03120c;
  background: linear-gradient(135deg, var(--cyan), var(--green));
}

.publish-button {
  background: linear-gradient(135deg, #f7d26e, #67df8e);
}

.preview-stage {
  position: relative;
  min-height: 610px;
  display: grid;
  place-items: start center;
  padding: 18px 0 16px;
}

.preview-frame-shell {
  width: 100%;
  max-width: 1180px;
  height: 650px;
  overflow: hidden;
  display: grid;
  grid-template-rows: 42px minmax(0, 1fr);
  transition: max-width .2s ease, height .2s ease;
}

.preview-frame-shell.mode-tablet {
  max-width: 820px;
}

.preview-frame-shell.mode-mobile {
  max-width: 390px;
  height: 720px;
}

.frame-chrome {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(0, 0, 0, .22);
}

.frame-chrome span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .28);
}

.frame-chrome strong {
  min-width: 0;
  margin-left: 8px;
  color: #cbe4d4;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: white;
}

.floating-tools {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  width: min(680px, calc(100% - 24px));
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(3, 10, 8, .86);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.floating-tools button {
  min-height: 38px;
  padding: 8px 10px;
  color: #e7f7ed;
  background: rgba(255, 255, 255, .08);
}

.inspector-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 440px);
  gap: 14px;
}

.inspector-grid .pixel-panel,
.inspector-grid .roadmap-panel {
  grid-column: span 1;
}

dl {
  display: grid;
  gap: 10px;
  margin: 0;
}

dl div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, .2);
}

dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
}

dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
  color: #ecfff3;
}

.agent-workflow {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.agent-workflow span,
.roadmap-list span,
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 9px;
  color: #dcefe5;
  background: rgba(0, 0, 0, .22);
  font-size: 12px;
  font-weight: 800;
}

.agent-workflow span::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(85, 211, 122, .12);
}

.muted,
.empty-note {
  margin: 0 0 10px;
  color: var(--muted);
  line-height: 1.45;
}

.empty-note {
  color: #d2eadb;
}

.output-grid {
  display: grid;
  gap: 9px;
  margin-top: 12px;
}

.pixel-safety-note {
  margin: 8px 0 12px;
  padding: 10px;
  border: 1px solid #cfe4d7;
  border-radius: 8px;
  color: #214533;
  background: #f2faf5;
  font-size: 13px;
  line-height: 1.45;
}

.pixel-metadata-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
  margin-top: 12px;
}

.pixel-metadata-grid article,
.pixel-flag-list span {
  min-width: 0;
  padding: 10px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  background: #f8fbf8;
}

.pixel-metadata-grid span,
.pixel-metadata-grid strong {
  display: block;
  overflow-wrap: anywhere;
}

.pixel-metadata-grid span {
  margin-bottom: 5px;
  color: #68776d;
  font-size: 12px;
}

.pixel-metadata-grid strong {
  color: #183322;
  font-size: 13px;
}

.pixel-flag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.pixel-flag-list span {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  color: #214533;
  font-size: 12px;
}

.output-grid article {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(0, 0, 0, .22);
}

.output-grid span {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
}

.output-grid strong {
  display: block;
  overflow-wrap: anywhere;
  color: #effff4;
  font-size: 13px;
  line-height: 1.45;
}

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

pre {
  min-height: 112px;
  max-height: 220px;
  overflow: auto;
  margin: 12px 0 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #dcefe5;
  background: rgba(0, 0, 0, .28);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.ok { color: var(--green) !important; }
.warn { color: var(--yellow) !important; }
.bad { color: var(--bad) !important; }

@media (max-width: 1180px) {
  .studio-v3 {
    grid-template-columns: 360px minmax(0, 1fr);
  }

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

  .agent-workflow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .studio-v3 {
    display: block;
  }

  .command-panel {
    height: auto;
    padding: 14px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .preview-workspace {
    padding: 12px;
  }

  .preview-topbar {
    position: static;
    align-items: stretch;
    flex-direction: column;
  }

  .topbar-left,
  .topbar-actions {
    width: 100%;
  }

  .topbar-actions button,
  .topbar-left > button,
  .topbar-left select {
    flex: 1 1 150px;
  }

  .preview-stage {
    min-height: 620px;
  }

  .preview-frame-shell {
    height: 610px;
  }

  .floating-tools {
    position: static;
    width: 100%;
    margin-top: 12px;
    transform: none;
  }

  .agent-workflow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 430px) {
  .command-panel,
  .preview-workspace {
    padding-left: 10px;
    padding-right: 10px;
  }

  .brand-row h1 {
    font-size: 22px;
  }

  .button-grid button,
  .button-row button,
  .chat-actions button,
  .topbar-actions button,
  .topbar-left > button,
  .topbar-left select {
    flex: 1 1 100%;
  }

  .viewport-toggle {
    width: 100%;
  }

  .viewport-toggle button {
    flex: 1 1 31%;
  }

  .chat-input-row,
  dl div {
    grid-template-columns: 1fr;
  }

  .chat-messages {
    height: 210px;
  }

  .preview-frame-shell,
  .preview-frame-shell.mode-desktop,
  .preview-frame-shell.mode-tablet,
  .preview-frame-shell.mode-mobile {
    width: 100%;
    max-width: 100%;
    height: 620px;
  }

  .agent-workflow {
    grid-template-columns: 1fr;
  }
}

/* Phase 1 / Track B light interface polish */
:root {
  --bg: #f6f8f5;
  --bg-soft: #ffffff;
  --panel: #ffffff;
  --panel-strong: #f0f6f1;
  --line: #dce7de;
  --text: #14211a;
  --muted: #65746b;
  --green: #168a52;
  --green-deep: #0d6d40;
  --cyan: #0e9fb1;
  --yellow: #a87300;
  --bad: #c24155;
  --shadow: 0 22px 60px rgba(27, 49, 36, .11);
}

body {
  color: var(--text);
  background: linear-gradient(180deg, #fbfcf8 0%, #eef6ef 58%, #f8fbf7 100%);
}

button {
  color: #ffffff;
  border-color: #15945a;
  background: linear-gradient(135deg, #15824e, #13a870);
  box-shadow: 0 12px 24px rgba(22, 138, 82, .14);
}

button.secondary,
.text-button {
  color: #183322;
  background: #ffffff;
  border-color: #d7e5db;
  box-shadow: 0 8px 18px rgba(32, 58, 43, .06);
}

.accent-green,
.publish-button {
  color: #ffffff;
  background: linear-gradient(135deg, #0e9fb1, #168a52);
}

input,
select,
textarea {
  color: #15241b;
  background: #ffffff;
  border-color: #d8e5dc;
}

label {
  color: #405448;
}

.studio-v3 {
  background: transparent;
}

.command-panel {
  background: rgba(255, 255, 255, .92);
  border-right: 1px solid #dfe9e1;
  box-shadow: 12px 0 40px rgba(39, 78, 54, .06);
}

.brand-logo {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 8px;
  background: linear-gradient(135deg, #e7f6ee, #e8f8fb);
}

.brand-logo img {
  max-width: 42px;
  max-height: 42px;
  object-fit: contain;
}

.brand-logo img:not([hidden]) + .brand-mark {
  display: none;
}

.brand-mark {
  color: #ffffff;
  background: linear-gradient(135deg, #0e9fb1, #168a52);
  box-shadow: none;
}

.brand-row p,
.section-title small {
  color: #0d8274;
}

.brand-row h1,
.section-title span {
  color: #102018;
}

.project-strip,
.panel-card,
.preview-topbar,
.preview-frame-shell {
  background: rgba(255, 255, 255, .92);
  border-color: #dfe9e1;
  box-shadow: var(--shadow);
}

.save-state,
.muted {
  color: #617267;
}

.empty-note {
  color: #2d6c4a;
}

.message {
  color: #2d3f34;
  background: #f6faf7;
  border-color: #dce7de;
}

.message.user {
  color: #ffffff;
  background: linear-gradient(135deg, #0e9fb1, #168a52);
}

.preview-workspace {
  background: transparent;
}

.preview-topbar {
  backdrop-filter: blur(18px);
}

.mode-pill {
  color: #15613d;
  background: #edf8f1;
  border-color: #bfe2cb;
}

.viewport-toggle {
  background: #f4f8f5;
  border-color: #dce7de;
}

.viewport-toggle button {
  color: #415448;
  background: transparent;
  box-shadow: none;
}

.viewport-toggle button.active {
  color: #ffffff;
  background: linear-gradient(135deg, #0e9fb1, #168a52);
}

.api-status-badge {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border: 1px solid #d7e5db;
  border-radius: 8px;
  padding: 10px 12px;
  color: #4f6257;
  background: #ffffff;
  font-size: 13px;
  font-weight: 850;
  white-space: nowrap;
}

.api-status-badge.online {
  color: #12643c;
  border-color: #bfe2cb;
  background: #edf8f1;
}

.api-status-badge.offline {
  color: #a73546;
  border-color: #f3c6ce;
  background: #fff1f3;
}

.frame-chrome {
  background: #f3f7f4;
  border-bottom-color: #dfe9e1;
}

.frame-chrome span {
  background: #b7c8be;
}

.frame-chrome strong {
  color: #52645a;
}

.floating-tools {
  background: rgba(255, 255, 255, .94);
  border-color: #dce7de;
}

.floating-tools button {
  color: #2c4535;
  background: #f5faf6;
  border-color: #dce7de;
  box-shadow: none;
}

dl div,
.agent-workflow span,
.roadmap-list span,
.badge,
.output-grid article,
pre {
  color: #263a2f;
  background: #f8fbf8;
  border-color: #dce7de;
}

dt,
.output-grid span {
  color: #68776d;
}

dd,
.output-grid strong,
pre {
  color: #183322;
}

@media (max-width: 820px) {
  .command-panel {
    border-bottom: 1px solid #dfe9e1;
  }
}

/* Phase 2 Studio V3: chat-first AI Product Builder */
.studio-v3 {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: #f8faf7;
}

.phase2-surface {
  display: block;
}

.legacy-v3[hidden] {
  display: none !important;
}

.studio-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(210px, .9fr) minmax(320px, 1.2fr) auto;
  align-items: center;
  gap: 12px;
  min-height: 68px;
  padding: 10px 18px;
  border-bottom: 1px solid #e2e9e3;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(18px);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  color: #14221a;
  text-decoration: none;
}

.brand-lockup > span:last-child {
  min-width: 0;
}

.brand-lockup b {
  display: block;
  font-size: 17px;
  white-space: nowrap;
}

.brand-lockup small {
  display: block;
  color: #65746b;
  font-size: 12px;
}

.topbar-center {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  flex-wrap: nowrap;
  overflow: hidden;
}

.topbar-actions {
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
}

.project-pill,
.credits-pill {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 7px 10px;
  color: #263b30;
  background: #f8fbf8;
  font-size: 13px;
  font-weight: 800;
}

#languageSelect {
  width: auto;
  min-width: 118px;
  min-height: 36px;
  border-radius: 8px;
}

#apiStatusBadgeV3 {
  max-width: 190px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#publishBtnV3 {
  background: linear-gradient(135deg, #edf8f1, #d7f0e4);
  border-color: #bfe2cb;
  color: #12643c;
}

.profile-button {
  width: 44px;
  min-width: 44px;
  padding: 0;
  border-radius: 50%;
}

.mode-panel {
  min-height: calc(100vh - 68px);
}

.create-panel {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
}

.chat-shell {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 238px;
}

.welcome-card {
  text-align: center;
  animation: softRise .55s ease both;
}

.welcome-card h1 {
  margin: 5px 0 8px;
  color: #111f18;
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.04;
  letter-spacing: 0;
}

.welcome-question {
  max-width: 660px;
  margin: 0 auto 6px;
  color: #405448;
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 850;
  line-height: 1.2;
}

.welcome-copy {
  max-width: 660px;
  margin: 0 auto;
  color: #617267;
  line-height: 1.55;
}

.prompt-cards {
  display: flex;
  gap: 10px;
  margin: 20px calc(50% - 50vw) 0;
  padding: 2px max(16px, calc((100vw - 920px) / 2)) 14px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
}

.prompt-cards button {
  min-width: 148px;
  min-height: 106px;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 9px;
  padding: 14px;
  scroll-snap-align: start;
  color: #20352a;
  background: #ffffff;
  border-color: #dce7de;
  box-shadow: 0 10px 24px rgba(37, 68, 49, .07);
  text-align: left;
  animation: cardFloatIn .5s ease both;
}

.prompt-cards button:nth-child(2) { animation-delay: .04s; }
.prompt-cards button:nth-child(3) { animation-delay: .08s; }
.prompt-cards button:nth-child(4) { animation-delay: .12s; }
.prompt-cards button:nth-child(5) { animation-delay: .16s; }
.prompt-cards button:nth-child(6) { animation-delay: .2s; }
.prompt-cards button:nth-child(7) { animation-delay: .24s; }
.prompt-cards button:nth-child(8) { animation-delay: .28s; }

.prompt-cards button:hover {
  border-color: #bfe2cb;
  box-shadow: 0 18px 40px rgba(37, 68, 49, .12);
}

.prompt-cards span {
  font-size: 27px;
  line-height: 1;
}

.prompt-cards strong {
  color: #17291f;
  font-size: 15px;
}

.conversation {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.chat-message {
  max-width: 760px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 14px 15px;
  color: #25382d;
  background: #ffffff;
  box-shadow: 0 14px 32px rgba(40, 71, 52, .07);
  animation: softRise .28s ease both;
}

.chat-message.user {
  justify-self: end;
  color: #ffffff;
  background: linear-gradient(135deg, #168a52, #0e9fb1);
}

.chat-message span {
  display: block;
  margin-bottom: 5px;
  font-size: 12px;
  color: #0d8274;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.chat-message.user span {
  color: rgba(255,255,255,.82);
}

.chat-message p {
  margin: 0;
  line-height: 1.5;
}

.pipeline-card {
  margin-top: 18px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 16px;
  background: #ffffff;
  box-shadow: var(--shadow);
  animation: softRise .4s ease both;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.section-heading span {
  color: #14221a;
  font-weight: 900;
}

.section-heading small {
  color: #0d8274;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.pipeline-steps {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pipeline-steps li {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 9px 11px;
  background: #f8fbf8;
  color: #53665b;
  font-weight: 800;
}

.pipeline-steps li::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #b8c8be;
}

.pipeline-steps li.active::before {
  background: #0e9fb1;
  box-shadow: 0 0 0 4px rgba(14,159,177,.14);
}

.pipeline-steps li.done {
  color: #143624;
  border-color: #bfe2cb;
  background: #eef9f2;
}

.pipeline-steps li.done::before {
  background: #168a52;
}

.build-brief-card,
.product-brain-card,
.product-reveal-card,
.suggestions-card {
  position: relative;
  margin-top: 18px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 16px;
  background: #ffffff;
  box-shadow: var(--shadow);
  animation: softRise .4s ease both;
}

.build-brief-card p,
.product-brain-card p,
.product-reveal-card p {
  margin: 0 0 12px;
  color: #52645a;
  line-height: 1.55;
}

.specialist-updates {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.specialist-updates article,
.brain-question,
.brain-output-grid article {
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 14px;
  background: #f8fbf8;
}

.specialist-updates strong,
.brain-question span,
.brain-output-grid h3 {
  display: block;
  margin: 0 0 6px;
  color: #0d8274;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.specialist-updates p {
  margin: 0;
  color: #263b30;
}

.brain-question strong {
  display: block;
  margin: 0 0 10px;
  color: #111f18;
  font-size: clamp(18px, 2.8vw, 22px);
  line-height: 1.25;
}

.brain-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.brain-actions button {
  min-height: 38px;
  padding: 8px 11px;
}

.brain-timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0;
  padding: 0;
  list-style: none;
}

.brain-timeline li {
  min-height: 38px;
  display: flex;
  align-items: center;
  border: 1px solid #bfe2cb;
  border-radius: 8px;
  padding: 8px 10px;
  color: #12643c;
  background: #eef9f2;
  font-size: 12px;
  font-weight: 850;
}

.brain-output-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.brain-output-grid h3 {
  color: #14221a;
  font-size: 14px;
  text-transform: none;
  letter-spacing: 0;
  margin-top: 12px;
}

.brain-output-grid h3:first-child {
  margin-top: 0;
}

.brain-output-grid dl {
  gap: 8px;
}

.brain-output-grid dl div {
  grid-template-columns: minmax(112px, .36fr) minmax(0, 1fr);
  padding: 9px;
  background: #ffffff;
}

.brain-output-grid dt,
.brain-output-grid dd,
.brain-output-grid li,
.brain-output-grid p {
  line-height: 1.48;
  overflow-wrap: anywhere;
}

.brain-output-grid ul {
  margin: 0;
  padding-left: 18px;
  color: #405448;
}

.brain-memory {
  margin-top: 12px !important;
  color: #0d8274 !important;
  font-size: 13px;
  font-weight: 850;
}

.brief-checks,
.reveal-checks,
.suggestion-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.brief-checks span,
.reveal-checks span {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 8px 10px;
  color: #183322;
  background: #f8fbf8;
  font-size: 13px;
  font-weight: 850;
}

.brief-time {
  margin-top: 14px !important;
  color: #0d8274 !important;
  font-weight: 850;
}

.ai-thinking {
  min-height: 44px;
  display: flex;
  align-items: center;
  border: 1px solid #d7e5db;
  border-radius: 8px;
  padding: 10px 12px;
  color: #183322;
  background: linear-gradient(135deg, #f8fbf8, #eef8f2);
  font-weight: 850;
  transition: opacity .25s ease, transform .25s ease;
}

.ai-thinking.is-changing {
  opacity: .2;
  transform: translateY(4px);
}

.build-timeline {
  position: relative;
  display: grid;
  gap: 10px;
  margin: 16px 0;
  padding: 0;
  list-style: none;
}

.build-timeline::before {
  content: "";
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: 14px;
  width: 2px;
  background: #dce7de;
}

.build-timeline li {
  position: relative;
  min-height: 34px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding-left: 40px;
  color: #68776d;
  font-weight: 850;
}

.build-timeline li::before {
  content: "";
  position: absolute;
  left: 7px;
  width: 16px;
  height: 16px;
  border: 2px solid #cddbd1;
  border-radius: 50%;
  background: #ffffff;
}

.build-timeline li.active {
  color: #0d8274;
}

.build-timeline li.active::before {
  border-color: #0e9fb1;
  background: #0e9fb1;
  box-shadow: 0 0 0 6px rgba(14, 159, 177, .12);
}

.build-timeline li.done {
  color: #12643c;
}

.build-timeline li.done::before {
  content: "✓";
  display: grid;
  place-items: center;
  color: #ffffff;
  border-color: #168a52;
  background: #168a52;
  font-size: 11px;
  font-weight: 950;
}

.live-build-steps {
  display: grid;
  gap: 10px;
}

.live-build-step {
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 12px;
  background: #f8fbf8;
  opacity: .62;
  transform: translateY(4px);
  transition: opacity .28s ease, transform .28s ease, border-color .28s ease, background .28s ease;
}

.live-build-step.active,
.live-build-step.done {
  opacity: 1;
  transform: translateY(0);
}

.live-build-step.active {
  border-color: #b7e0df;
  background: #f1fbfb;
}

.live-build-step.done {
  border-color: #bfe2cb;
  background: #eef9f2;
}

.step-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: #183322;
  font-weight: 900;
}

.step-row small {
  color: #0d8274;
  font-weight: 900;
}

.step-details {
  display: grid;
  gap: 5px;
  margin: 9px 0 0;
  padding: 0;
  list-style: none;
}

.step-details li {
  color: #52645a;
  font-size: 13px;
  line-height: 1.35;
}

.progress-track {
  height: 8px;
  overflow: hidden;
  margin-top: 10px;
  border-radius: 999px;
  background: #e5eee8;
}

.progress-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #0e9fb1, #168a52);
  transition: width .5s ease;
}

.live-build-step.active .progress-fill {
  animation: progressGlow 1.2s ease-in-out infinite;
}

.product-reveal-card {
  overflow: hidden;
  text-align: center;
}

.reveal-badge {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: #eef9f2;
  font-size: 34px;
  animation: successPop .65s ease both;
}

.product-reveal-card h2 {
  margin: 0 0 14px;
  color: #111f18;
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: 0;
}

.reveal-checks {
  justify-content: center;
  margin-bottom: 16px;
}

.subtle-confetti {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .55;
  background:
    radial-gradient(circle at 18% 22%, #f2b84b 0 3px, transparent 4px),
    radial-gradient(circle at 76% 18%, #0e9fb1 0 3px, transparent 4px),
    radial-gradient(circle at 34% 78%, #168a52 0 3px, transparent 4px),
    radial-gradient(circle at 88% 70%, #f2b84b 0 3px, transparent 4px);
  animation: confettiDrift 1.8s ease both;
}

.suggestions-card {
  margin-bottom: 16px;
}

.suggestion-actions button {
  min-height: 40px;
  padding: 8px 11px;
}

@keyframes softRise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes cardFloatIn {
  from { opacity: 0; transform: translateY(14px) scale(.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes progressGlow {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.15); }
}

@keyframes successPop {
  0% { opacity: 0; transform: scale(.76); }
  70% { transform: scale(1.06); }
  100% { opacity: 1; transform: scale(1); }
}

@keyframes confettiDrift {
  from { opacity: 0; transform: translateY(-12px); }
  35% { opacity: .7; }
  to { opacity: .28; transform: translateY(10px); }
}

.secondary-tools {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.mini-card {
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 15px;
  background: #ffffff;
  box-shadow: 0 14px 32px rgba(40, 71, 52, .06);
}

.mini-card p {
  margin: 0 0 12px;
  color: #617267;
  line-height: 1.45;
}

.mini-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mini-actions button {
  min-height: 38px;
  padding: 8px 10px;
}

.chat-composer-wrap {
  position: fixed;
  left: 50%;
  bottom: 0;
  z-index: 25;
  width: min(920px, calc(100% - 28px));
  transform: translateX(-50%);
  padding: 14px 0 18px;
  background: linear-gradient(180deg, rgba(248,250,247,0), #f8faf7 18%, #f8faf7 100%);
}

.chat-composer {
  display: grid;
  grid-template-columns: 46px 54px minmax(0, 1fr) 70px;
  gap: 8px;
  border: 1px solid #d8e5dc;
  border-radius: 8px;
  padding: 9px;
  background: #ffffff;
  box-shadow: 0 24px 70px rgba(32, 58, 43, .14);
}

.chat-composer input {
  border: 0;
  background: #f7faf8;
}

.icon-button,
.send-button {
  min-height: 46px;
  padding: 0 12px;
}

.plan-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: 8px;
  color: #65746b;
  font-size: 13px;
}

.constitution-link {
  min-height: auto;
  border: 0;
  padding: 0;
  color: #0d8274;
  background: transparent;
  box-shadow: none;
  font-size: 13px;
  font-weight: 850;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.constitution-link:hover {
  transform: none;
  filter: none;
  color: #168a52;
}

.constitution-modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(20, 33, 26, .18);
  backdrop-filter: blur(8px);
}

.constitution-modal[hidden] {
  display: none;
}

.constitution-dialog {
  width: min(520px, 100%);
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 22px;
  background: #ffffff;
  box-shadow: 0 28px 80px rgba(27, 49, 36, .18);
  animation: softRise .25s ease both;
}

.constitution-close {
  float: right;
  min-height: 34px;
  padding: 6px 10px;
  color: #405448;
  background: #f8fbf8;
  border-color: #dce7de;
  box-shadow: none;
  font-size: 12px;
}

.constitution-dialog h2 {
  margin: 4px 0 8px;
  color: #111f18;
  font-size: 30px;
  letter-spacing: 0;
}

.constitution-mantra {
  margin: 0 0 14px;
  color: #0d8274;
  font-size: 20px;
  font-weight: 900;
}

.constitution-summary {
  display: grid;
  gap: 8px;
  margin: 14px 0;
}

.constitution-summary span {
  min-height: 38px;
  display: flex;
  align-items: center;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 8px 10px;
  color: #183322;
  background: #f8fbf8;
  font-weight: 850;
}

.constitution-note {
  margin: 0 0 14px;
  color: #617267;
  line-height: 1.5;
}

.constitution-path {
  margin: 0;
  color: #0d8274;
  font-size: 13px;
  font-weight: 900;
  overflow-wrap: anywhere;
}

.preview-panel {
  background: #eef4ef;
}

.preview-bar {
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px 18px;
  border-bottom: 1px solid #dce7de;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(18px);
}

.preview-bar select {
  width: min(240px, 100%);
}

.preview-panel .preview-stage {
  min-height: calc(100vh - 190px);
  padding: 18px;
}

.preview-panel .preview-frame-shell {
  height: calc(100vh - 220px);
  max-width: 1280px;
}

.preview-panel .preview-frame-shell.mode-tablet {
  max-width: 820px;
}

.preview-panel .preview-frame-shell.mode-mobile {
  max-width: 390px;
}

.preview-status {
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
  padding: 0 18px 18px;
  color: #53665b;
  font-size: 13px;
}

.preview-status span {
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 8px 10px;
  background: #ffffff;
}

.brain-preview-panel {
  margin: 0 18px 22px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 16px;
  background: #ffffff;
  box-shadow: 0 14px 32px rgba(40, 71, 52, .07);
}

.brain-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.brain-preview-grid article {
  min-height: 122px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 12px;
  background: #f8fbf8;
}

.brain-preview-grid strong {
  display: block;
  margin-bottom: 7px;
  color: #0d8274;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.brain-preview-grid p,
.brain-preview-grid ul {
  margin: 0;
  color: #263b30;
  line-height: 1.45;
}

.brain-preview-grid ul {
  padding-left: 18px;
}

.create-mode #previewModeV3,
.preview-mode #createModeV3 {
  display: none;
}

.preview-mode #previewModeV3,
.create-mode #createModeV3 {
  display: grid;
}

.design-mode #createModeV3,
.design-mode #previewModeV3,
.create-mode #designWorkspaceV3,
.preview-mode #designWorkspaceV3 {
  display: none;
}

.design-mode #designWorkspaceV3 {
  display: block;
}

.design-panel {
  min-height: calc(100vh - 72px);
  background: #f2f7f2;
}

.design-bar {
  position: sticky;
  top: 72px;
  z-index: 12;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  min-height: 66px;
  padding: 12px 18px;
  border-bottom: 1px solid #dce7de;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(18px);
}

.design-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 4px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  background: #f7faf8;
}

.design-tabs button {
  min-height: 36px;
  color: #405448;
  background: transparent;
  border-color: transparent;
  box-shadow: none;
}

.design-tabs button.active {
  color: #ffffff;
  background: linear-gradient(135deg, #0e9fb1, #168a52);
}

.design-status {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 8px 11px;
  color: #53665b;
  background: #ffffff;
  font-size: 13px;
  font-weight: 850;
}

.design-status.approved {
  color: #12643c;
  border-color: #bfe2cb;
  background: #edf8f1;
}

.design-workspace {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0 38px;
}

.design-main[hidden] {
  display: none;
}

.design-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.design-card {
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 16px;
  background: #ffffff;
  box-shadow: 0 14px 32px rgba(40, 71, 52, .07);
}

.brand-preview-card,
.mockup-card,
.pipeline-design-card,
.approval-card {
  grid-column: span 2;
}

.brand-preview {
  display: grid;
  grid-template-columns: 112px 86px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
}

.logo-preview,
.app-icon-preview,
.icon-thumb {
  display: grid;
  place-items: center;
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(14,159,177,.92), rgba(22,138,82,.95)),
    #168a52;
  font-weight: 950;
}

.logo-preview {
  width: 112px;
  height: 76px;
  border-radius: 8px;
  font-size: 30px;
}

.app-icon-preview {
  width: 86px;
  height: 86px;
  border-radius: 22px;
  font-size: 26px;
}

.brand-preview h2 {
  margin: 2px 0 6px;
  color: #111f18;
  font-size: 30px;
  letter-spacing: 0;
}

.brand-preview p,
.approval-card p,
.design-card > p {
  margin: 0;
  color: #617267;
  line-height: 1.5;
}

.color-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.color-swatch {
  min-width: 150px;
  flex: 1 1 150px;
  overflow: hidden;
  border: 1px solid #dce7de;
  border-radius: 8px;
  background: #f8fbf8;
}

.color-swatch i {
  display: block;
  height: 46px;
}

.color-swatch span {
  display: block;
  padding: 8px 10px;
  color: #263b30;
  font-size: 12px;
  font-weight: 850;
}

.brand-kit-list {
  gap: 8px;
}

.brand-kit-list div {
  grid-template-columns: 135px minmax(0, 1fr);
  background: #f8fbf8;
}

.workflow-actions,
.strategy-pills,
.screen-tabs,
.approval-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.workflow-actions button,
.screen-tabs button {
  min-height: 38px;
  padding: 8px 10px;
}

.icon-preview-grid,
.mockup-grid,
.blueprint-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.icon-card,
.mockup-tile,
.blueprint-tile,
.strategy-pills span {
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 10px;
  background: #f8fbf8;
}

.icon-card {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}

.icon-thumb {
  width: 58px;
  height: 58px;
  border-radius: 16px;
}

.icon-card strong,
.mockup-tile strong,
.blueprint-tile strong {
  display: block;
  color: #183322;
}

.icon-card span,
.mockup-tile span,
.blueprint-tile span {
  display: block;
  margin-top: 4px;
  color: #68776d;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.mockup-tile {
  min-height: 162px;
  display: grid;
  grid-template-rows: minmax(92px, 1fr) auto;
  gap: 10px;
}

.mockup-art {
  display: grid;
  grid-template-columns: 1fr .62fr;
  gap: 8px;
  border-radius: 8px;
  padding: 10px;
  background: linear-gradient(135deg, #edf8f1, #e8f7fa);
}

.mockup-art i {
  display: block;
  border-radius: 7px;
  background: #ffffff;
  box-shadow: inset 0 0 0 1px #dce7de;
}

.screen-tabs button.active {
  color: #ffffff;
  background: linear-gradient(135deg, #0e9fb1, #168a52);
}

.screen-preview {
  min-height: 220px;
  display: grid;
  place-items: center;
  margin-top: 12px;
  border: 1px solid #dce7de;
  border-radius: 8px;
  padding: 18px;
  color: #183322;
  background:
    linear-gradient(90deg, rgba(22,138,82,.12) 25%, transparent 25%),
    linear-gradient(180deg, #ffffff, #f0f8f2);
  font-weight: 900;
  text-align: center;
}

.visual-pipeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.visual-pipeline li {
  position: relative;
  min-height: 58px;
  display: flex;
  align-items: center;
  border: 1px solid #bfe2cb;
  border-radius: 8px;
  padding: 10px 10px 10px 32px;
  color: #143624;
  background: #eef9f2;
  font-weight: 850;
}

.visual-pipeline li::before {
  content: "";
  position: absolute;
  left: 11px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #168a52;
  animation: designPulse 1.6s ease-in-out infinite;
}

@keyframes designPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(22,138,82,.22); }
  50% { box-shadow: 0 0 0 7px rgba(22,138,82,0); }
}

@media (max-width: 820px) {
  .studio-topbar {
    position: static;
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 10px 12px;
  }

  .topbar-center,
  .topbar-actions {
    justify-content: flex-start;
    width: 100%;
    flex-wrap: wrap;
    overflow: visible;
  }

  .topbar-center > * {
    flex: 1 1 150px;
  }

  #apiStatusBadgeV3 {
    max-width: none;
  }

  .chat-shell {
    width: min(100% - 22px, 920px);
    padding-top: 22px;
    padding-bottom: 252px;
  }

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

  .chat-composer {
    grid-template-columns: 44px 50px minmax(0, 1fr) 62px;
  }

  .preview-panel .preview-frame-shell,
  .preview-panel .preview-frame-shell.mode-desktop,
  .preview-panel .preview-frame-shell.mode-tablet,
  .preview-panel .preview-frame-shell.mode-mobile {
    width: 100%;
    max-width: 100%;
    height: 620px;
  }

  .design-bar {
    position: static;
  }

  .design-workspace {
    width: min(100% - 22px, 1240px);
  }

  .design-grid,
  .icon-preview-grid,
  .mockup-grid,
  .blueprint-grid,
  .brain-preview-grid,
  .specialist-updates,
  .brain-output-grid,
  .visual-pipeline {
    grid-template-columns: 1fr;
  }

  .brand-preview-card,
  .mockup-card,
  .pipeline-design-card,
  .approval-card {
    grid-column: span 1;
  }

  .brand-preview {
    grid-template-columns: 88px minmax(0, 1fr);
  }

  .brand-preview > div:last-child {
    grid-column: span 2;
  }

  .logo-preview {
    width: 88px;
    height: 64px;
  }

  .app-icon-preview {
    width: 74px;
    height: 74px;
  }
}

@media (max-width: 430px) {
  .studio-topbar {
    padding: 9px 10px;
  }

  .topbar-actions button,
  .topbar-center > * {
    flex: 0 0 auto;
    min-width: 0;
  }

  .topbar-center {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: thin;
  }

  .topbar-actions {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: thin;
  }

  #apiStatusBadgeV3 {
    max-width: 190px;
  }

  .welcome-card h1 {
    font-size: 32px;
  }

  .welcome-question {
    font-size: 21px;
  }

  .prompt-cards {
    gap: 8px;
    margin-top: 16px;
    padding-bottom: 12px;
  }

  .prompt-cards button {
    min-width: 132px;
    min-height: 94px;
    padding: 12px;
  }

  .chat-composer {
    grid-template-columns: 42px 46px minmax(0, 1fr) 56px;
    padding: 7px;
  }

  .icon-button,
  .send-button {
    min-height: 42px;
    font-size: 12px;
  }

  .preview-bar > * {
    flex: 1 1 100%;
  }

  .viewport-toggle button {
    flex: 1 1 30%;
  }

  .design-bar > *,
  .design-tabs,
  .approval-actions button {
    flex: 1 1 100%;
  }

  .brand-kit-list div,
  .pixel-metadata-grid,
  .brain-output-grid dl div,
  .icon-card {
    grid-template-columns: 1fr;
  }

  .brain-timeline {
    grid-template-columns: 1fr;
  }

  .brain-actions button {
    flex: 1 1 100%;
  }

  .brand-preview h2 {
    font-size: 24px;
  }
}