/* Email Signature: the mock email (always white, like most mail) in TlbxFrame's view, the form and the actions in its panel on
 * the right (shared/frame/frame.css; a bottom sheet on a phone). */
:root { --sg-bg: var(--sl-background, #f3f1ec); --sg-card: var(--sl-surface, #fff); --sg-fg: var(--sl-text, #111); --sg-line: var(--sl-border, #d3cfc6);
  --sg-accent: var(--sl-accent, #004ff9); --sg-mute: color-mix(in srgb, var(--sg-fg) 62%, transparent); }
* { box-sizing: border-box; }
body { margin: 0; background: var(--sg-bg); color: var(--sg-fg); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
  height: 100vh; height: 100dvh; display: flex; flex-direction: column; overflow: hidden; }
.sg-app [hidden] { display: none !important; }
div.sg-app { flex: 1 1 auto; min-height: 0; }
.sg-right { padding: 22px 24px 48px; }
.sg-right > * { max-width: 820px; }
.sg-intro h1 { margin: 0 0 4px; font-size: 26px; }
.sg-lede { margin: 0 0 16px; color: var(--sg-mute); max-width: 72ch; }
.sg-right { display: grid; gap: 12px; align-content: start; grid-auto-rows: max-content; }
.sg-row { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: end; }
.sg-top { margin-bottom: 10px; }
.sg-group { margin: 0 0 12px; padding: 10px 12px 12px; border: 1px solid var(--sg-line); border-radius: 10px; background: var(--sg-bg); display: grid; gap: 8px; min-width: 0; font-size: 14px; }
.sg-group legend { padding: 0 6px; font-weight: 600; font-size: 13px; }
.sg-group .sui-field { display: grid; gap: 3px; min-width: 0; }
.sg-group .sui-input { width: 100%; }
.sg-group textarea.sui-input { resize: vertical; font: inherit; }
.sg-group input[type="color"] { width: 64px; height: 34px; padding: 2px; border: 1px solid var(--sg-line); border-radius: 6px; background: var(--sg-card); }
.sg-group .sg-row .sui-field { flex: 1 1 140px; }
.sg-check { display: flex; gap: 8px; align-items: center; font-size: 14px; }
.sg-tpls { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; }
.sg-tpl { font: inherit; font-size: 14px; padding: 8px; border: 1px solid var(--sg-line); border-radius: 8px; background: var(--sg-card); color: var(--sg-fg); cursor: pointer; }
.sg-tpl[aria-checked="true"] { border-color: var(--sg-accent); box-shadow: inset 0 0 0 1px var(--sg-accent); font-weight: 600; }
.sg-tpl:focus-visible { outline: 2px solid var(--sg-accent); outline-offset: 2px; }
.sg-mail { background: #fff; color: #202124; border: 1px solid var(--sg-line); border-radius: 10px; box-shadow: 0 6px 22px rgba(0, 0, 0, .08); overflow: hidden; }
.sg-mail-head { display: flex; flex-wrap: wrap; gap: 4px 18px; padding: 10px 16px; border-bottom: 1px solid #e3e3e3; font-size: 13px; color: #5f6368; background: #fafafa; }
.sg-mail-head b { color: #202124; font-weight: 600; margin-right: 4px; }
.sg-mail-body { padding: 14px 18px 20px; font: 14px/1.5 Arial, Helvetica, sans-serif; overflow-x: auto; }
.sg-mail-body > p { margin: 0 0 10px; }
.sg-sig { margin-top: 6px; }
.sg-empty { color: #6b7079; font-style: italic; }
.sg-problems { margin: 0; padding: 8px 12px 8px 30px; border-left: 3px solid #d29922; background: color-mix(in srgb, #d29922 10%, var(--sg-card)); border-radius: 6px; font-size: 14px; }
.sg-note { margin: 0; color: var(--sg-mute); font-size: 13px; min-height: 0; }
.sg-how h2 { font-size: 16px; margin: 6px 0 6px; }
.sg-how details { border: 1px solid var(--sg-line); border-radius: 8px; background: var(--sg-card); padding: 6px 12px; margin-bottom: 6px; }
.sg-how summary { cursor: pointer; font-weight: 600; font-size: 14px; }
.sg-how ol { margin: 6px 0 4px; padding-left: 20px; font-size: 14px; }
/* Random and its seed; the copies for each mail program; the "Copy now" bar the assistant raises; the logo maker */
.sg-seed { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; margin-bottom: 12px; }
.sg-seed-field { display: grid; gap: 3px; font-size: 13px; flex: 1 1 120px; min-width: 0; }
.sg-seed-field .sui-input { width: 100%; }
.sg-out { display: grid; gap: 8px; }
.sg-clients { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 6px; }
.sg-copynow { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; padding: 10px 14px; border: 2px solid var(--sg-accent);
  border-radius: 10px; background: var(--sg-card); color: var(--sg-fg); font-size: 14px; }
.sg-flash { animation: sg-flash 1.2s ease-out 2; }
@keyframes sg-flash { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--sg-accent) 55%, transparent); } 100% { box-shadow: 0 0 0 12px transparent; } }
@media (prefers-reduced-motion: reduce) { .sg-flash { animation: none; } }
.sg-logo { border-top: 1px solid var(--sg-line); padding-top: 8px; }
.sg-logo summary { cursor: pointer; font-weight: 600; font-size: 14px; min-height: 32px; display: list-item; }
.sg-logo > * + * { margin-top: 8px; }
.sg-logo-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.sg-logo-preview { width: 140px; min-height: 80px; display: grid; place-items: center; padding: 8px; background: #fff; border: 1px solid var(--sg-line); border-radius: 8px; }
.sg-logo-preview svg { display: block; max-width: 100%; height: auto; max-height: 96px; }
.sg-logo-acts { display: grid; gap: 4px; justify-items: start; }
@media (max-width: 860px) { .sg-right { padding: 16px 16px 32px; } .sg-intro h1 { font-size: 22px; } }