:root {
  --background: #f4f7f4;
  --surface: #ffffff;
  --surface-muted: #eef3ef;
  --text: #18221c;
  --secondary: #617067;
  --border: #dce4de;
  --border-strong: #b9c6bd;
  --primary: #287a50;
  --primary-hover: #1f6743;
  --primary-soft: #e7f2eb;
  --danger: #a33a32;
  --danger-soft: #faecea;
  --focus: #246bdb;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(32, 62, 43, .09), 0 2px 8px rgba(32, 62, 43, .05);
  --shadow-small: 0 5px 16px rgba(32, 62, 43, .08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { min-height: 100%; color-scheme: light; background: var(--background); scrollbar-color: var(--border-strong) var(--background); }
body { min-height: 100vh; margin: 0; color: var(--text); background: var(--background); font-family: var(--font); font-size: 15px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, input, textarea, select { font: inherit; }
button, summary { -webkit-tap-highlight-color: transparent; }

.topbar { position: sticky; z-index: 20; top: 0; min-height: 72px; padding: 12px max(24px, calc((100vw - 1180px) / 2)); display: flex; align-items: center; justify-content: space-between; gap: 20px; background: rgba(255, 255, 255, .96); box-shadow: 0 1px 0 rgba(33, 65, 44, .09); }
.product-name { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-size: 18px; font-weight: 720; text-decoration: none; }
.product-mark { width: 30px; height: 30px; flex: 0 0 auto; background: url('/static/brand-mark.svg') center / contain no-repeat; }
.top-actions { display: flex; align-items: center; justify-content: flex-end; gap: 9px; }
.top-actions form { margin: 0; }

.button { min-height: 42px; padding: 9px 15px; border: 1px solid transparent; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; color: var(--text); background: transparent; font-size: 14px; font-weight: 650; line-height: 20px; text-decoration: none; cursor: pointer; transition: background-color 140ms ease-out, box-shadow 140ms ease-out, transform 140ms ease-out; }
.button:hover { background: var(--surface-muted); }
.button:active { transform: translateY(1px); }
.button:disabled { cursor: default; opacity: .55; }
.button-primary { color: #fff; background: var(--primary); box-shadow: var(--shadow-small); }
.button-primary:hover { background: var(--primary-hover); }
.button-secondary { border-color: var(--border); background: var(--surface); }
.button-text { padding-left: 9px; padding-right: 9px; color: var(--secondary); }
.button-text.danger { color: var(--danger); }
.button-text.danger:hover { background: var(--danger-soft); }
.button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, summary:focus-visible, .pair-code:focus-visible, .view-switch button:focus-visible { outline: 3px solid rgba(36, 107, 219, .28); outline-offset: 2px; }

.page { width: min(1180px, 100%); margin: 0 auto; padding: 42px 24px 90px; }
.account-email { max-width: 220px; overflow: hidden; color: var(--secondary); font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.account-email:hover { color: var(--text); }
.page-heading, .section-heading, .editor-heading, .scripts-heading, .folder-panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.page-heading { margin-bottom: 28px; }
.page-heading h1, .editor-heading h1, .pairing-content h1 { margin: 0; font-size: 30px; line-height: 1.2; letter-spacing: -.02em; }
.page-heading p, .section-heading p { margin: 6px 0 0; color: var(--secondary); }
.notice { margin-bottom: 18px; padding: 12px 14px; border-radius: 12px; color: #245338; background: var(--primary-soft); }
.notice-error { color: var(--danger); background: var(--danger-soft); }

.view-switch { padding: 4px; border-radius: 12px; display: flex; gap: 3px; background: var(--surface-muted); }
.view-switch button { min-height: 34px; padding: 6px 12px; border: 0; border-radius: 9px; color: var(--secondary); background: transparent; font-size: 13px; font-weight: 650; cursor: pointer; }
.view-switch button[aria-pressed="true"] { color: var(--text); background: var(--surface); box-shadow: 0 2px 7px rgba(32, 62, 43, .11); }

.library-shell { display: grid; grid-template-columns: 250px minmax(0, 1fr); align-items: start; gap: 24px; }
.folder-panel, .devices-section, .editor-form, .login-form, .pairing-content { border-radius: 16px; background: var(--surface); box-shadow: var(--shadow); }
.folder-panel { position: sticky; top: 96px; padding: 18px; }
.folder-panel-heading { margin-bottom: 12px; }
.folder-panel-heading h2, .scripts-heading h2, .section-heading h2 { margin: 0; font-size: 19px; letter-spacing: -.01em; }
.folder-panel-heading > span, .scripts-heading > span { color: var(--secondary); font-variant-numeric: tabular-nums; }
.folder-nav { display: grid; gap: 3px; }
.folder-row { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; }
.folder-link { min-width: 0; min-height: 40px; padding: 9px 10px; border-radius: 10px; display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--secondary); text-decoration: none; }
.folder-link span:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.folder-link span:last-child { font-size: 12px; font-variant-numeric: tabular-nums; }
.folder-link:hover { color: var(--text); background: var(--surface-muted); }
.folder-link.is-active { color: #1c5837; background: var(--primary-soft); font-weight: 650; }
.folder-actions summary { padding: 7px 6px; border-radius: 8px; color: var(--secondary); font-size: 11px; cursor: pointer; list-style: none; }
.folder-actions summary::-webkit-details-marker { display: none; }
.folder-actions summary:hover { color: var(--text); background: var(--surface-muted); }
.folder-actions-menu { position: absolute; z-index: 10; top: calc(100% + 6px); right: 0; width: 250px; padding: 14px; border-radius: 14px; background: var(--surface); box-shadow: var(--shadow); }
.folder-actions-menu form:first-child { display: grid; gap: 8px; }
.folder-actions-menu form + form { margin-top: 8px; }
.folder-actions-menu .button { width: 100%; }
.new-folder-form { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); }
.new-folder-form > div { margin-top: 7px; display: grid; gap: 8px; }
.new-folder-form input { min-width: 0; }

.scripts-panel { min-width: 0; }
.scripts-heading { min-height: 48px; margin-bottom: 12px; padding: 0 2px; }
.script-collection { display: grid; gap: 12px; }
.script-item { min-width: 0; min-height: 96px; padding: 18px 20px; border-radius: var(--radius); display: grid; grid-template-columns: minmax(0, 1fr) 170px; align-items: center; gap: 24px; text-decoration: none; background: var(--surface); box-shadow: var(--shadow-small); transition: transform 160ms ease-out, box-shadow 160ms ease-out; }
.script-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.script-content { min-width: 0; display: grid; gap: 6px; }
.script-content strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 17px; }
.script-preview { overflow: hidden; color: var(--secondary); text-overflow: ellipsis; white-space: nowrap; }
.script-folder { width: fit-content; padding: 3px 8px; border-radius: 7px; color: #245d3b; background: var(--primary-soft); font-size: 11px; font-weight: 650; }
.script-meta { display: grid; justify-items: end; gap: 4px; color: var(--secondary); font-size: 13px; font-variant-numeric: tabular-nums; }
.library-shell[data-view="cards"] .script-collection { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.library-shell[data-view="cards"] .script-item { min-height: 210px; grid-template-columns: 1fr; align-content: space-between; }
.library-shell[data-view="cards"] .script-content { align-self: start; }
.library-shell[data-view="cards"] .script-preview { white-space: normal; display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; }
.library-shell[data-view="cards"] .script-meta { align-self: end; display: flex; justify-content: space-between; }

.empty-state { min-height: 240px; padding: 40px; border-radius: var(--radius); display: grid; place-items: center; align-content: center; background: var(--surface); box-shadow: var(--shadow-small); text-align: center; }
.empty-state h3 { margin: 0; font-size: 20px; }
.empty-state p { max-width: 420px; margin: 8px 0 20px; color: var(--secondary); }
.devices-section { margin-top: 34px; padding: 22px; }
.section-heading { margin-bottom: 16px; }
.device-list { border-top: 1px solid var(--border); }
.device-row { min-height: 70px; padding: 14px 0; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.device-row > div { display: grid; gap: 3px; }
.device-row strong { font-size: 15px; }
.device-row span, .secondary-text { color: var(--secondary); font-size: 13px; }

.login-layout { min-height: 100vh; padding: 24px; display: grid; place-items: center; }
.login-form { width: min(390px, 100%); padding: 30px; display: grid; gap: 10px; }
.login-form .product-name { margin-bottom: 18px; }
.login-form h1 { margin: 0 0 14px; font-size: 28px; }
label, .field-label { color: var(--secondary); font-size: 13px; font-weight: 650; }
input, textarea, select { width: 100%; border: 1px solid var(--border-strong); border-radius: 11px; color: var(--text); background: var(--surface); }
input, select { min-height: 44px; padding: 9px 11px; }
textarea { padding: 14px; }
input::placeholder, textarea::placeholder { color: #78867d; }
.login-form input { margin-bottom: 8px; }
.login-form .button { width: 100%; margin-top: 4px; }
.form-error { margin: 0 0 4px; color: var(--danger); font-size: 13px; }
.field-help { margin: -4px 0 4px; color: var(--secondary); font-size: 12px; }
.auth-switch { margin: 12px 0 0; color: var(--secondary); font-size: 13px; text-align: center; }
.auth-switch a { color: var(--primary); font-weight: 650; }
.auth-links { margin-top: 2px; display: flex; justify-content: center; gap: 16px; color: var(--secondary); font-size: 12px; }
.auth-links a:hover { color: var(--text); }

.document-page { width: min(780px, 100%); margin: 0 auto; padding: 48px 24px 80px; }
.document-card { padding: 34px; border-radius: 16px; background: var(--surface); box-shadow: var(--shadow); }
.document-card h1 { margin: 0; font-size: 30px; line-height: 1.2; }
.document-card h2 { margin: 30px 0 8px; font-size: 19px; }
.document-card p, .document-card li { color: #35443b; }
.document-card ol, .document-card ul { padding-left: 22px; }
.document-card li + li { margin-top: 7px; }
.document-card a { color: var(--primary); }

.editor-page { width: min(980px, 100%); margin: 0 auto; padding: 36px 24px 80px; }
.save-state { color: var(--secondary); font-size: 13px; }
.save-state.is-dirty { color: var(--danger); }
.editor-form { padding: 28px; display: grid; gap: 9px; }
.editor-heading { margin-bottom: 18px; }
.editor-heading > span { color: var(--secondary); font-variant-numeric: tabular-nums; }
.editor-fields-row { display: grid; grid-template-columns: minmax(0, 1fr) 220px; gap: 14px; }
.editor-fields-row > div { display: grid; gap: 7px; }
.editor-form > label { margin-top: 8px; }
.title-input { font-size: 16px; font-weight: 650; }
.body-input { min-height: 52vh; resize: vertical; font-family: var(--font); font-size: 17px; line-height: 1.6; }
.editor-footer { margin-top: 12px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }

.pairing-page { width: min(680px, 100%); margin: 0 auto; padding: 48px 24px 80px; }
.pairing-content { padding: 30px; }
.pairing-content h1 { margin-bottom: 20px; }
.pairing-content ol { margin: 0 0 28px; padding-left: 22px; }
.pairing-content li + li { margin-top: 6px; }
.pairing-content .field-label { margin: 0 0 7px; }
.pair-code { width: 100%; padding: 16px; border: 0; border-radius: 12px; color: var(--text); background: var(--surface-muted); font-size: clamp(32px, 8vw, 48px); font-weight: 720; letter-spacing: .08em; font-variant-numeric: tabular-nums; cursor: pointer; }
.pairing-content .secondary-text { margin: 9px 0; }
.pairing-content > .button { margin-top: 16px; }
.account-page { width: min(620px, 100%); margin: 0 auto; padding: 48px 24px 80px; }
.account-card { padding: 30px; border-radius: 16px; background: var(--surface); box-shadow: var(--shadow); }
.account-card h1 { margin: 0; font-size: 30px; }
.account-card > .secondary-text { margin: 6px 0 24px; }
.account-form { padding-top: 22px; border-top: 1px solid var(--border); display: grid; gap: 9px; }
.account-form h2 { margin: 0 0 8px; font-size: 19px; }
.account-form .button { width: fit-content; margin-top: 8px; }
.account-delete { margin-top: 28px; }
::selection { color: #fff; background: var(--primary); }

@media (max-width: 820px) {
  .topbar { position: static; align-items: flex-start; padding: 12px 16px; }
  .top-actions { flex-wrap: wrap; }
  .top-actions .button { min-height: 38px; padding: 7px 10px; }
  .top-actions form:first-child { display: none; }
  .account-email { display: none; }
  .page, .editor-page { padding-left: 16px; padding-right: 16px; }
  .page-heading { align-items: flex-end; }
  .library-shell { grid-template-columns: 1fr; }
  .folder-panel { position: static; }
  .folder-nav { display: flex; overflow-x: auto; padding-bottom: 3px; }
  .folder-row { flex: 0 0 auto; display: flex; }
  .folder-link { min-width: max-content; }
  .folder-actions summary { padding-left: 4px; padding-right: 4px; }
  .folder-actions-menu { position: fixed; top: auto; right: 16px; bottom: 16px; left: 16px; width: auto; }
  .new-folder-form { margin-top: 12px; }
  .new-folder-form > div { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .product-mark { display: none; }
  .page { padding-top: 28px; }
  .page-heading { align-items: flex-start; flex-direction: column; }
  .page-heading h1 { font-size: 28px; }
  .script-item { grid-template-columns: 1fr; gap: 10px; }
  .script-meta { display: flex; justify-content: flex-start; gap: 12px; }
  .library-shell[data-view="cards"] .script-collection { grid-template-columns: 1fr; }
  .library-shell[data-view="cards"] .script-item { min-height: 190px; }
  .device-row { align-items: flex-start; }
  .save-state { display: none; }
  .login-form, .pairing-content, .editor-form, .document-card { padding: 22px; }
  .editor-fields-row { grid-template-columns: 1fr; }
}

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