:root {
  color-scheme: dark;
  --ink: #f4f7ff;
  --muted: #a5b1c8;
  --faint: #72809b;
  --page: #070b16;
  --surface: rgba(15, 24, 44, .8);
  --surface-strong: #111b31;
  --line: rgba(220, 235, 255, .12);
  --cyan: #00e5ff;
  --cyan-ink: #001319;
  --gold: #ffc24c;
  --danger: #ff7387;
  --radius: 20px;
  --content: 1120px;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--page);
  color: var(--ink);
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--page); }
body { min-height: 100vh; margin: 0; background: radial-gradient(900px 620px at 50% -120px, rgba(0, 229, 255, .08), transparent 64%), var(--page); }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .55; }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.wordmark { display: inline-flex; align-items: baseline; gap: .34em; color: var(--ink); font-family: Sora, sans-serif; font-size: 1.05rem; font-weight: 700; letter-spacing: .15em; text-decoration: none; }
.wordmark span { color: var(--cyan); }
.eyebrow { margin: 0 0 .6rem; color: var(--cyan); font-size: .72rem; font-weight: 700; letter-spacing: .16em; }
.fine-print, .field-note { color: var(--faint); font-size: .78rem; line-height: 1.5; }

.auth-shell { display: grid; min-height: 100vh; place-items: center; padding: max(1.25rem, env(safe-area-inset-top)) max(1.25rem, env(safe-area-inset-right)) max(1.25rem, env(safe-area-inset-bottom)) max(1.25rem, env(safe-area-inset-left)); }
.auth-card { width: min(100%, 450px); padding: clamp(1.5rem, 6vw, 3rem); border: 1px solid var(--line); border-radius: 28px; background: rgba(12, 20, 38, .86); box-shadow: 0 28px 80px rgba(0, 0, 0, .38); }
.auth-card .wordmark { margin-bottom: 2.7rem; }
.auth-card h1, .page-intro h1 { margin: 0; font-family: Sora, sans-serif; letter-spacing: -.05em; }
.auth-card h1 { font-size: clamp(1.8rem, 7vw, 2.45rem); }
.auth-card > p:not(.eyebrow):not(.form-status):not(.fine-print) { color: var(--muted); line-height: 1.55; }
form { display: grid; gap: 1rem; margin-top: 1.8rem; }
label { display: grid; gap: .48rem; color: var(--muted); font-size: .86rem; font-weight: 600; }
input, textarea, select { width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 12px; padding: .8rem .9rem; background: rgba(2, 7, 18, .58); color: var(--ink); outline: none; transition: border-color .18s ease, box-shadow .18s ease; }
textarea { resize: vertical; line-height: 1.5; }
input:focus, textarea:focus, select:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0, 229, 255, .12); }
select { appearance: auto; }
.primary-button, .secondary-button, .text-button, .icon-button { border: 0; border-radius: 12px; transition: transform .16s ease, background .16s ease, border-color .16s ease; }
.primary-button { padding: .9rem 1.2rem; background: var(--cyan); color: var(--cyan-ink); font-weight: 800; }
.primary-button:hover:not(:disabled) { transform: translateY(-1px); background: #54edff; }
.secondary-button { border: 1px solid rgba(0, 229, 255, .45); padding: .75rem 1rem; background: transparent; color: var(--cyan); font-weight: 700; }
.secondary-button:hover:not(:disabled) { background: rgba(0, 229, 255, .09); }
.text-button { padding: .5rem; background: transparent; color: var(--muted); }
.text-button:hover { color: var(--ink); }
.icon-button { width: 34px; height: 34px; background: rgba(255, 255, 255, .06); color: var(--ink); font-size: 1.2rem; }
.form-status { min-height: 1.3em; color: var(--muted); font-size: .85rem; }

.app-shell { width: min(100%, calc(var(--content) + 2.5rem)); margin: 0 auto; padding: max(1rem, env(safe-area-inset-top)) max(1.25rem, env(safe-area-inset-right)) calc(5rem + env(safe-area-inset-bottom)) max(1.25rem, env(safe-area-inset-left)); }
.topbar { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: .75rem; min-height: 54px; }
.workspace-control { display: flex; align-items: center; gap: .4rem; }
.workspace-control select { max-width: 180px; padding: .48rem .65rem; font-size: .8rem; }
.logout { font-size: .78rem; }
.main-nav { display: flex; gap: .25rem; overflow-x: auto; margin: 1.35rem -1.25rem 1.7rem; padding: 0 1.25rem .45rem; border-bottom: 1px solid var(--line); scrollbar-width: none; }
.main-nav::-webkit-scrollbar { display: none; }
.nav-link { flex: 0 0 auto; border: 0; border-bottom: 2px solid transparent; padding: .75rem .7rem; background: transparent; color: var(--faint); font-size: .82rem; font-weight: 700; }
.nav-link.is-active { border-bottom-color: var(--cyan); color: var(--cyan); }
.global-status { position: sticky; z-index: 5; top: .6rem; margin: 0 0 1rem; padding: .75rem 1rem; border: 1px solid rgba(0, 229, 255, .25); border-radius: 12px; background: rgba(10, 21, 38, .96); color: var(--muted); box-shadow: 0 10px 30px rgba(0, 0, 0, .2); }
.global-status.is-error { border-color: rgba(255, 115, 135, .5); color: #ffd6dd; }
.view { display: none; }
.view.is-active { display: block; }
.page-intro { max-width: 680px; margin: 0 0 1.7rem; }
.page-intro h1 { font-size: clamp(2rem, 7vw, 3.4rem); }
.page-intro > p:last-child { margin: .8rem 0 0; color: var(--muted); line-height: 1.55; }
.panel, .progress-panel, .library-card, .connection-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: 0 12px 44px rgba(0, 0, 0, .16); }
.panel { padding: clamp(1rem, 3vw, 1.4rem); margin-bottom: 1rem; }
.compact-panel { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.field-heading { display: flex; gap: .8rem; align-items: flex-start; margin-bottom: 1.1rem; }
.field-heading h2, .progress-panel h2 { margin: 0; font-family: Sora, sans-serif; font-size: 1rem; }
.field-heading p { margin: .32rem 0 0; color: var(--faint); font-size: .82rem; line-height: 1.45; }
.step-dot { display: grid; flex: 0 0 27px; width: 27px; height: 27px; place-items: center; border-radius: 50%; background: rgba(0, 229, 255, .12); color: var(--cyan); font-size: .82rem; font-weight: 800; }
.source-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: .55rem; }
.source-choice { display: grid; gap: .22rem; min-height: 76px; border: 1px solid var(--line); border-radius: 14px; padding: .8rem; background: rgba(5, 12, 26, .38); color: var(--muted); text-align: left; }
.source-choice b { color: var(--ink); font-size: .83rem; }
.source-choice span { font-size: .72rem; line-height: 1.35; }
.source-choice.is-active { border-color: var(--cyan); background: rgba(0, 229, 255, .08); }
.source-panel { display: none; margin-top: 1rem; }
.source-panel.is-active { display: block; }
.upload-zone { display: grid; min-height: 128px; place-items: center; gap: .35rem; border: 1px dashed rgba(0, 229, 255, .48); border-radius: 15px; padding: 1rem; background: rgba(0, 229, 255, .035); text-align: center; }
.upload-zone input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.upload-zone strong { color: var(--cyan); }
.upload-zone span { max-width: 420px; color: var(--faint); font-size: .8rem; line-height: 1.45; }
.voice-row, .form-actions, .brand-select-row { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; margin-top: .9rem; }
.voice-row span { color: var(--faint); font-size: .79rem; }
.brief-field textarea { min-height: 126px; }
.progress-panel { padding: 1.2rem; margin: 1rem 0; }
.progress-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: .65rem; padding: 0; margin: 1rem 0 0; list-style: none; }
.progress-list li { display: flex; gap: .5rem; align-items: center; min-width: 0; color: var(--faint); }
.progress-list li > span { display: grid; flex: 0 0 24px; width: 24px; height: 24px; place-items: center; border: 1px solid var(--line); border-radius: 50%; font-size: .72rem; font-weight: 800; }
.progress-list b, .progress-list small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.progress-list b { font-size: .77rem; }
.progress-list small { margin-top: .12rem; font-size: .68rem; }
.progress-list .is-active { color: var(--cyan); }
.progress-list .is-active > span, .progress-list .is-complete > span { border-color: var(--cyan); background: rgba(0, 229, 255, .12); }
.progress-list .is-complete { color: #d9ffff; }
.progress-list .is-error { color: var(--danger); }
.create-action { display: grid; justify-items: center; gap: .75rem; margin: 1.5rem 0; text-align: center; }
.primary-button-large { width: min(100%, 540px); padding: 1.08rem 1.4rem; font-size: 1rem; }
.create-action p { margin: 0; color: var(--faint); font-size: .82rem; }
.plan-result { display: grid; gap: 1rem; }
.plan-card { border: 1px solid rgba(0, 229, 255, .24); border-radius: var(--radius); padding: 1.25rem; background: rgba(7, 23, 40, .7); }
.plan-card h2 { margin: .2rem 0 .45rem; font-family: Sora, sans-serif; font-size: 1.2rem; }
.plan-card p { color: var(--muted); line-height: 1.5; }
.assignment-note { display: grid; gap: .28rem; margin: .85rem 0; padding: .8rem .9rem; border: 1px solid rgba(255,255,255,.09); border-radius: 12px; background: rgba(255,255,255,.025); }
.assignment-note b { color: var(--cyan); font-size: .75rem; letter-spacing: .06em; text-transform: uppercase; }
.assignment-note span { color: var(--muted); font-size: .86rem; line-height: 1.45; }
.plan-meta { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1rem; }
.plan-meta span, .state-pill { border: 1px solid rgba(0, 229, 255, .3); border-radius: 999px; padding: .38rem .6rem; color: var(--cyan); font-size: .72rem; font-weight: 700; }
.shot-list { display: grid; gap: .55rem; margin-top: 1rem; }
.shot-row { display: grid; grid-template-columns: 29px 1fr auto; align-items: center; gap: .65rem; border-top: 1px solid var(--line); padding-top: .65rem; }
.shot-row > span { display: grid; width: 25px; height: 25px; place-items: center; border-radius: 50%; background: rgba(255,255,255,.06); color: var(--muted); font-size: .72rem; font-weight: 700; }
.shot-row b { display: block; font-size: .86rem; }
.shot-row small { color: var(--faint); font-size: .75rem; line-height: 1.35; }
.shot-row em { color: var(--cyan); font-size: .72rem; font-style: normal; }
.cost-line { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 1.05rem; border-top: 1px solid var(--line); padding-top: .85rem; color: var(--muted); font-size: .84rem; }
.cost-line b { color: var(--ink); }
.library-list, .connection-list { display: grid; gap: .75rem; }
.library-card, .connection-card { padding: 1rem; }
.library-card-header, .connection-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: .8rem; }
.library-card h2, .connection-card h2 { margin: 0; font-family: Sora, sans-serif; font-size: 1rem; }
.library-card p, .connection-card p { margin: .45rem 0 0; color: var(--muted); font-size: .82rem; line-height: 1.45; }
.library-card .meta { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: .75rem; color: var(--faint); font-size: .76rem; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem; }
.form-grid .span-2 { grid-column: 1 / -1; }
.brand-select-row > label { flex: 1 1 240px; }
.autopilot-state { display: flex; align-items: center; gap: .75rem; margin-bottom: 1.25rem; }
.autopilot-state p { margin: 0; color: var(--muted); line-height: 1.45; font-size: .84rem; }
.connection-card .connection-status { border-radius: 999px; padding: .32rem .55rem; background: rgba(255,255,255,.06); color: var(--faint); font-size: .72rem; font-weight: 700; }
.connection-card .connection-status.is-ready { background: rgba(0, 229, 255, .11); color: var(--cyan); }
.connection-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: .9rem; }
.empty-state { padding: 2rem 1rem; border: 1px dashed var(--line); border-radius: var(--radius); color: var(--faint); text-align: center; }

@media (max-width: 720px) {
  .app-shell { padding-inline: 1rem; }
  .main-nav { margin-inline: -1rem; padding-inline: 1rem; }
  .source-tabs { grid-template-columns: 1fr; }
  .source-choice { min-height: 58px; grid-template-columns: 1fr; }
  .progress-list { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .span-2 { grid-column: auto; }
  .topbar { grid-template-columns: 1fr auto; }
  .workspace-control { grid-column: 1 / -1; grid-row: 2; }
  .workspace-control select { max-width: none; flex: 1; }
  .logout { justify-self: end; }
}

@media (min-width: 900px) {
  .create-panel, .compact-panel { max-width: 820px; }
  .progress-panel { max-width: 900px; }
  .plan-result { max-width: 900px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}