:root {
  --color-orange-500: #ffa500;
  --color-orange-600: #e28500;
  --color-orange-900: #843500;
  --color-green-50: #effae3;
  --color-green-700: #306f00;
  --color-neutral-50: #fafaf9;
  --color-neutral-100: #f5f5f4;
  --color-neutral-200: #e7e5e4;
  --color-neutral-300: #d6d3d1;
  --color-neutral-400: #a8a29e;
  --color-neutral-500: #78716c;
  --color-neutral-600: #57534e;
  --color-neutral-800: #292524;
  --color-neutral-900: #1c1917;
  --color-info-bg: #fff1e0;
  --color-danger-50: #ffe8e3;
  --color-danger-500: #d72424;
  --outline-demo: #a970ff;
  --font-primary: "Stem", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; color: var(--color-neutral-900); background: var(--color-neutral-100); font-family: var(--font-primary); }
button, input { font: inherit; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.showcase { width: 1440px; min-height: 100vh; padding: 60px; }
.showcase-header { max-width: 700px; margin-bottom: 48px; }
.showcase-header h1 { margin: 0 0 10px; font-size: 30px; line-height: 36px; }
.showcase-header p { margin: 0; color: var(--color-neutral-600); font-size: 16px; line-height: 24px; }
.showcase-header .showcase-kicker { margin-bottom: 8px; color: var(--color-orange-600); font-size: 14px; font-weight: 500; line-height: 20px; text-transform: uppercase; }
.showcase-section { margin: 0 0 48px; }
.showcase-section h2 { margin: 0 0 24px; font-size: 24px; font-weight: 500; line-height: 32px; letter-spacing: .02em; text-transform: uppercase; }
.showcase-columns { display: grid; grid-template-columns: auto auto; justify-content: start; gap: 48px; }
.showcase-columns--status { grid-template-columns: 124px 356px; }

.logo-pair { display: flex; width: 760px; max-width: 100%; }
.logo-tile { display: grid; place-items: center; width: 50%; min-height: 140px; padding: 28px; }
.logo-tile img { display: block; max-width: 100%; object-fit: fill; }
.logo-tile--brand img { width: 291.221px; height: 40px; }
.logo-tile--inverse img { width: 275.221px; height: 40px; }
.logo-tile--brand { background: var(--color-orange-500); }
.logo-tile--inverse { background: var(--color-neutral-900); }

.component-stage { border: 1px dashed var(--outline-demo); border-radius: 4px; }
.button-matrix { display: grid; grid-template-columns: repeat(3, max-content); gap: 16px 24px; padding: 16px; }
.button-matrix--small { gap: 12px 16px; padding: 12px; }
.ui-button { display: inline-flex; align-items: center; justify-content: center; border: 0; cursor: pointer; white-space: nowrap; transition: box-shadow .15s ease, transform .15s ease, background .15s ease; }
.ui-button svg { width: 1em; height: 1em; flex: 0 0 auto; }
.ui-button--big { height: 46px; gap: 8px; padding: 0 16px; border-radius: 6px; font-size: 18px; font-weight: 700; line-height: 28px; letter-spacing: .02em; }
.ui-button--big svg { width: 20px; height: 20px; }
.ui-button--small { height: 32px; gap: 8px; padding: 0 8px; border-radius: 4px; font-size: 16px; font-weight: 400; line-height: 24px; }
.ui-button--small svg { width: 14px; height: 14px; }
.ui-button--primary { color: var(--color-neutral-800); background: var(--color-orange-500); }
.ui-button--inverse { color: var(--color-neutral-50); background: var(--color-neutral-900); }
.ui-button--outlined { color: var(--color-neutral-800); background: var(--color-neutral-100); border: 1px solid var(--color-neutral-300); }
.ui-button--text { color: var(--color-neutral-800); background: transparent; }
.ui-button--text.ui-button--big { gap: 8px; padding-inline: 16px; }
.ui-button--text.ui-button--small { gap: 4px; }
.ui-button--primary:hover:not(:disabled), .ui-button--primary.is-hover { box-shadow: 4px 4px 5px rgba(132,53,0,.25); }
.ui-button--inverse:hover:not(:disabled), .ui-button--inverse.is-hover { box-shadow: 4px 4px 5px rgba(91,27,0,.3); }
.ui-button--outlined:hover:not(:disabled), .ui-button--outlined.is-hover { box-shadow: 4px 4px 4px rgba(168,162,158,.25); }
.ui-button--text:hover:not(:disabled), .ui-button--text.is-hover { gap: 16px; }
.ui-button:active:not(:disabled) { transform: translateY(1px); box-shadow: none; }
.ui-button:focus-visible { outline: 2px solid var(--color-orange-600); outline-offset: 2px; }
.search-field:focus-within { outline: none; }
.ui-button:disabled { color: var(--color-neutral-500); cursor: not-allowed; box-shadow: none; }
.ui-button--primary:disabled, .ui-button--inverse:disabled { background: var(--color-neutral-200); }

.status-stack { display: flex; width: max-content; padding: 12px; flex-direction: column; align-items: flex-start; gap: 12px; }
.status-tag { display: inline-flex; height: 28px; align-items: center; gap: 4px; padding: 0 8px; border-radius: 999px; font-size: 14px; font-weight: 500; line-height: 24px; letter-spacing: .02em; white-space: nowrap; }
.status-tag svg { width: 14px; height: 14px; }
.status-tag--progress { color: var(--color-orange-600); background: var(--color-info-bg); }
.status-tag--success { color: var(--color-green-700); background: var(--color-green-50); }
.status-tag--idle { color: var(--color-neutral-500); background: var(--color-neutral-200); }

.progress-list { display: grid; gap: 20px; width: 356px; padding: 16px; }
.progress-item { display: grid; grid-template-columns: 274px auto; align-items: center; gap: 12px; color: var(--color-neutral-600); font-size: 14px; font-weight: 500; line-height: 20px; }
.progress-track { height: 8px; overflow: hidden; background: var(--color-neutral-200); border-radius: 999px; }
.progress-fill { display: block; height: 100%; border-radius: inherit; }
.progress-fill--success { background: var(--color-green-700); }
.progress-fill--active { background: var(--color-orange-600); }
.progress-fill--idle { width: 4px; background: var(--color-neutral-500); }

.learning-cards-section { width: 1320px; }
.learning-card-grid { display: grid; grid-template-columns: repeat(3, 424px); gap: 24px; }
.learning-card { display: flex; width: 424px; padding: 24px; flex-direction: column; align-items: flex-start; gap: 16px; overflow: hidden; border: 0; border-radius: 6px; background: #fff; box-shadow: inset 0 0 0 1px var(--color-neutral-300); }
.learning-card__icon { display: grid; width: 48px; height: 48px; flex: 0 0 48px; place-items: center; border-radius: 50%; background: var(--color-info-bg); color: var(--color-orange-600); }
.learning-card__icon svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.learning-card__title { width: 100%; margin: 0; color: var(--color-neutral-800); font-size: 20px; font-weight: 500; line-height: 28px; letter-spacing: .02em; }
.learning-card__description { width: 100%; margin: 0; color: var(--color-neutral-600); font-size: 16px; font-weight: 400; line-height: 24px; }
.learning-card__progress { display: grid; grid-template-columns: 274px auto; align-items: center; gap: 12px; color: var(--color-neutral-600); font-size: 14px; font-weight: 500; line-height: 20px; }
.learning-card__meta { display: flex; align-items: center; gap: 8px; color: var(--color-neutral-600); font-size: 14px; font-weight: 400; line-height: 24px; white-space: nowrap; }

.fields-section { width: 704px; max-width: 100%; }
.fields-list { display: grid; gap: 16px; padding: 16px; }
.search-field { position: relative; display: block; width: 100%; border-radius: 4px; }
.search-field input { width: 100%; height: 46px; padding: 0 48px 0 16px; color: var(--color-neutral-800); background: #fff; border: 1px solid var(--color-neutral-300); border-radius: 4px; font-size: 16px; line-height: 24px; outline: 0; }
.search-field input::placeholder { color: var(--color-neutral-500); opacity: 1; }
.search-field svg { position: absolute; top: 11px; right: 16px; width: 24px; height: 24px; color: var(--color-neutral-500); pointer-events: none; }

.auth-scenarios-section { width: 1320px; }
.auth-scenarios { display: grid; gap: 24px; }
.auth-scenario { position: relative; display: grid; width: 1320px; height: 900px; place-items: center; overflow: hidden; background: var(--color-neutral-100); border: 1px dashed var(--outline-demo); border-radius: 4px; }
.auth-scenario--default { height: 800px; }
.auth-scenario__label { position: absolute; top: 40px; left: 40px; margin: 0; color: var(--color-neutral-600); font-family: Inter, system-ui, sans-serif; font-size: 16px; font-weight: 700; line-height: 24px; }
.auth-card { display: flex; width: 500px; padding: 48px; flex-direction: column; align-items: flex-start; gap: 24px; background: #fff; border-radius: 6px; }
.auth-scenario--focus .auth-card, .auth-scenario--filled .auth-card { height: 512px; }
.auth-scenario--feedback .auth-card { height: 616px; }
.auth-card__header { display: grid; width: 404px; gap: 4px; }
.auth-card__title { margin: 0; color: var(--color-neutral-800); font-size: 30px; font-weight: 700; line-height: 36px; }
.auth-card__description { margin: 0; color: var(--color-neutral-600); font-size: 16px; font-weight: 400; line-height: 24px; }
.auth-fields { display: grid; width: 404px; gap: 8px; }
.auth-field { display: grid; width: 392px; gap: 2px; color: var(--color-neutral-800); }
.auth-field__label { font-size: 16px; font-weight: 500; line-height: 22px; }
.auth-field__control { position: relative; }
.auth-field input { display: block; width: 392px; height: 48px; padding: 0 16px; color: var(--color-neutral-800); background: #fff; border: 1px solid var(--color-neutral-300); border-radius: 4px; font-size: 16px; font-weight: 400; line-height: 24px; outline: 0; }
.auth-field input:focus, .auth-field--focus input { border-color: var(--color-neutral-800); box-shadow: inset 0 0 0 1px var(--color-neutral-800); caret-color: var(--color-neutral-800); }
.auth-field--error input { border-color: var(--color-danger-500); }
.auth-field__error { margin: 0; color: var(--color-danger-500); font-size: 14px; font-weight: 400; line-height: 24px; }
.auth-field__visibility { position: absolute; top: 14px; right: 14px; display: grid; width: 20px; height: 20px; padding: 0; place-items: center; background: transparent; border: 0; cursor: pointer; }
.auth-field__visibility .icon { display: block; }
.auth-field__visibility[aria-pressed="true"] { opacity: .5; }
.auth-field--password input { padding-right: 48px; }
.auth-message { display: grid; width: 392px; min-height: 80px; padding: 8px; align-content: center; gap: 2px; border-radius: 4px; }
.auth-message--error { background: var(--color-danger-50); }
.auth-message--warning { background: var(--color-info-bg); }
.auth-message__title, .auth-message__text { margin: 0; font-size: 14px; line-height: 24px; }
.auth-message__title { font-weight: 500; }
.auth-message--error .auth-message__title { color: var(--color-danger-500); }
.auth-message__text { color: var(--color-neutral-800); font-weight: 400; }
.auth-submit { width: 404px; flex: 0 0 auto; }

@media (max-width: 1360px) {
  .auth-scenarios-section, .auth-scenario { width: 100%; }
}

@media (max-width: 900px) {
  .showcase { padding: 32px 24px; }
  .showcase-columns, .showcase-columns--status { grid-template-columns: 1fr; gap: 0; }
  .logo-pair { flex-direction: column; }
  .logo-tile { width: 100%; }
}

@media (max-width: 560px) {
  .showcase { padding-inline: 16px; }
  .button-matrix { grid-template-columns: 1fr; }
  .ui-button { width: 100%; }
  .progress-list { width: 100%; }
  .progress-item { grid-template-columns: minmax(0, 1fr) auto; }
  .auth-scenario { height: auto; min-height: 720px; padding: 96px 16px 48px; }
  .auth-scenario__label { top: 32px; left: 24px; }
  .auth-card { width: min(500px, 100%); padding: 32px 24px; }
  .auth-scenario--focus .auth-card, .auth-scenario--filled .auth-card, .auth-scenario--feedback .auth-card { height: auto; }
  .auth-card__header, .auth-fields, .auth-field, .auth-field input, .auth-message, .auth-submit { width: 100%; }
}