:root {
  color-scheme: light;
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #102636;
  --muted: #5a6b7a;
  --border: #d8e1e6;
  --accent: #f8c632;
  --accent-deep: #db9b00;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: radial-gradient(circle at top, #fff9df 0, var(--bg) 42%, #eef2f5 100%); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
body { padding: 40px 20px 56px; }
.shell { max-width: 920px; margin: 0 auto; display: grid; gap: 20px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 24px; box-shadow: 0 10px 30px rgba(16, 38, 54, 0.08); padding: 28px; }
.hero { padding: 36px 32px; }
.app-icon { display: block; width: 84px; height: 84px; margin: 0 0 20px; border-radius: 20px; box-shadow: 0 8px 24px rgba(16, 38, 54, .12); }
.eyebrow { margin: 0 0 10px; text-transform: uppercase; letter-spacing: .14em; color: var(--accent-deep); font-weight: 700; font-size: .78rem; }
h1, h2, p { margin-top: 0; }
h1 { font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1.02; margin-bottom: 14px; }
h2 { font-size: 1.3rem; margin-bottom: 12px; }
.section-copy { color: var(--muted); line-height: 1.6; }
.feature-card { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(240px, .7fr); gap: 28px; align-items: center; }
.profile-pills { display: grid; gap: 10px; }
.profile-pills span { display: block; padding: 13px 15px; border: 1px solid #f1c56e; border-radius: 13px; background: #fff8e8; color: #714600; font-weight: 750; }
.lede { max-width: 62ch; color: var(--muted); font-size: 1.08rem; line-height: 1.65; margin-bottom: 22px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 18px; border-radius: 999px; text-decoration: none; font-weight: 700; border: 1px solid transparent; transition: transform .15s ease, box-shadow .15s ease, background .15s ease; }
.button:hover { transform: translateY(-1px); }
.primary { background: linear-gradient(180deg, #f8d65f, var(--accent)); color: #261800; border-color: var(--accent-deep); box-shadow: 0 6px 16px rgba(219, 155, 0, .18); }
.secondary { background: #fff; color: var(--text); border-color: var(--border); }
.status { display: inline-flex; margin: 0 0 22px; padding: 10px 14px; border-radius: 12px; background: #edf3f6; color: var(--muted); font-weight: 650; }
.status[data-tone="success"] { background: #e8f7f1; color: #0a6f58; }
.status[data-tone="warning"] { background: #fff1e8; color: #a64010; }
.settings-form { margin-top: 22px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.form-grid label { display: grid; gap: 7px; color: var(--text); font-weight: 700; font-size: .92rem; }
.form-grid .wide { grid-column: 1 / -1; }
.form-grid input { width: 100%; min-height: 46px; border: 1px solid #aebdc7; border-radius: 12px; padding: 10px 12px; background: #fff; color: var(--text); font: inherit; }
.form-grid input:focus { outline: 3px solid rgba(15, 98, 254, .16); border-color: #0f62fe; }
.settings-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; margin-top: 20px; }
.settings-actions button { cursor: pointer; font: inherit; }
.sender-print-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .9fr); gap: 24px; align-items: start; margin-top: 20px; }
.sender-summary-panel { padding: 20px; border: 1px solid var(--border); border-radius: 16px; background: #f8fafb; }
.sender-summary-panel h3 { margin: 0 0 12px; font-size: 1rem; }
.sender-fields { border: 0; padding: 0; margin: 0; min-width: 0; }
.sender-summary-panel pre { min-height: 7rem; margin: 0; white-space: pre-wrap; color: var(--text); font: 600 .95rem/1.55 Inter, ui-sans-serif, system-ui, sans-serif; }
.section-copy.compact { margin: 14px 0 0; font-size: .88rem; }
.quick-print-form { display: grid; gap: 16px; }
.quick-print-form > label { display: grid; gap: 7px; font-weight: 700; font-size: .92rem; }
.quick-print-form select, .quick-print-form input { width: 100%; min-height: 46px; border: 1px solid #aebdc7; border-radius: 12px; padding: 10px 12px; background: #fff; color: var(--text); font: inherit; }
.quick-print-form select:focus, .quick-print-form input:focus { outline: 3px solid rgba(15, 98, 254, .16); border-color: #0f62fe; }
.quick-print-form .button { cursor: pointer; font: inherit; }
.button:disabled { cursor: not-allowed; opacity: .55; transform: none; }
.printer-row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.inline-status { margin: 0; color: var(--muted); font-weight: 650; }
.inline-status[data-tone="success"] { color: #0a6f58; }
.inline-status[data-tone="warning"] { color: #a64010; }
.legal { max-width: 820px; }
.legal .card { line-height: 1.7; }
.legal h2 { margin-top: 28px; }
ul { margin: 0; padding-left: 1.2rem; color: var(--muted); line-height: 1.72; }
li + li { margin-top: 10px; }
code { background: #f2f6f8; padding: .12rem .35rem; border-radius: 6px; }
a { color: #0f62fe; }
@media (max-width: 640px) {
  body { padding: 18px 14px 32px; }
  .card { padding: 22px; border-radius: 20px; }
  .hero { padding: 28px 22px; }
  .feature-card { grid-template-columns: 1fr; }
  .sender-print-layout { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .wide { grid-column: auto; }
}