:root {
  color-scheme: dark;
  --blue: #78b7ff;
  --text: #f2f2f2;
  --muted: #aaaaaa;
  --border: #333333;
  --background: #121212;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--text); background: #000000; font: 15px/1.55 "Segoe UI", system-ui, sans-serif; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, textarea { font: inherit; }
button, a, input, textarea { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
h1, h2, p { margin: 0 0 12px; }
h1 { font-size: 28px; line-height: 1.3; font-weight: 650; letter-spacing: -.5px; overflow-wrap: anywhere; }
h2 { font-size: 20px; font-weight: 600; }
.muted, .hint { color: var(--muted); }
.hint { font-size: 13px; margin: 7px 0 0; }
.skip-link { position: absolute; top: -80px; left: 16px; z-index: 10; padding: 12px; background: var(--background); }
.skip-link:focus { top: 12px; }
.app { display: grid; grid-template-columns: 250px minmax(0, 1fr); min-height: 100vh; }
.sidebar { display: flex; flex-direction: column; gap: 30px; padding: 30px 22px 24px; background: var(--background); border-right: 1px solid var(--border); }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--text); font-size: 21px; font-weight: 650; letter-spacing: -.5px; white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand strong { font-weight: 400; color: var(--muted); }
.brand-icon { width: 25px; height: 27px; display: inline-block; border: 3px solid var(--blue); border-radius: 3px; box-shadow: inset -8px 0 0 #24466b; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 8px; padding: 10px 18px; border: 1px solid var(--blue); border-radius: 6px; background: var(--blue); color: #000000; cursor: pointer; font-weight: 600; text-align: center; }
.button:hover { background: #9bcbff; text-decoration: none; }
.button.secondary { background: #000000; color: var(--blue); border-color: var(--border); }
.button.secondary:hover { background: var(--background); }
.compose-button { width: 100%; padding-inline: 8px; }
.folders { display: flex; flex-direction: column; gap: 7px; }
.folders a { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border-radius: 5px; color: var(--text); }
.folders a[aria-current] { background: #12283f; color: var(--blue); font-weight: 650; }
.folders a:hover { background: #1d1d1d; text-decoration: none; }
.count { font-size: 12px; font-weight: 650; }
.account { margin-top: auto; padding-top: 28px; display: flex; flex-direction: column; gap: 10px; font-size: 13px; }
.account-email { font-weight: 600; overflow-wrap: anywhere; }
.text-button { border: 0; padding: 0; background: transparent; color: var(--blue); cursor: pointer; }
.text-button:hover { text-decoration: underline; }
.main { padding: 38px 42px; min-width: 0; max-width: 1500px; width: 100%; }
.page-header { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 28px; }
.page-header h1 { margin-bottom: 4px; }
.page-header p { margin: 0; }
.message-list { border-top: 1px solid var(--border); }
.message-row { display: grid; grid-template-columns: minmax(130px, 24%) minmax(0, 1fr) 105px; gap: 18px; align-items: center; min-height: 73px; padding: 17px 12px; border-bottom: 1px solid var(--border); color: var(--text); }
.message-row:hover { background: var(--background); text-decoration: none; }
.message-row.unread { font-weight: 650; background: #0d1926; box-shadow: inset 3px 0 0 var(--blue); }
.correspondent, .message-subject { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.message-row time { text-align: right; color: var(--muted); font-size: 12px; font-weight: 400; }
.status { display: block; width: fit-content; font-size: 12px; margin-top: 4px; font-weight: 400; }
.warning { color: #f3bd73; }
.empty { padding: 75px 20px; text-align: center; }
.empty-envelope { font-size: 48px; color: #8cabc8; display: block; margin-bottom: 15px; }
.pagination { display: flex; justify-content: center; gap: 25px; margin-top: 24px; font-size: 13px; }
.message-detail { max-width: 1000px; }
.message-meta { display: grid; grid-template-columns: 54px 1fr; gap: 5px 15px; margin: 24px 0 30px; font-size: 13px; }
.message-meta dt { color: var(--muted); }
.message-meta dd { margin: 0; overflow-wrap: anywhere; }
.email-content { padding-top: 26px; border-top: 1px solid var(--border); overflow-wrap: anywhere; overflow-x: auto; }
.email-content p { margin-bottom: 14px; }
.email-content table { max-width: 100%; border-collapse: collapse; }
.email-content td, .email-content th { padding: 6px; }
.email-content blockquote { border-left: 3px solid var(--border); margin-left: 0; padding-left: 16px; color: var(--muted); }
.email-content pre { white-space: pre-wrap; }
.plain-text { white-space: pre-wrap; }
.compose-form { max-width: 900px; }
.field { margin-bottom: 22px; }
.field label { display: block; margin-bottom: 7px; font-weight: 600; font-size: 14px; }
input:not([type=hidden]), textarea { width: 100%; border: 1px solid #666666; border-radius: 5px; padding: 11px 12px; background: var(--background); color: var(--text); }
textarea { resize: vertical; min-height: 230px; }
.form-actions { display: flex; gap: 24px; align-items: center; }
.errorlist { color: #ff9090; font-size: 14px; padding-left: 18px; }
.notice { border-left: 4px solid var(--blue); background: #102236; padding: 14px 18px; margin: 0 0 20px; overflow-wrap: anywhere; }
.notice.error { border-color: #ff9090; background: #2b1115; }
.notice.success { border-color: #7fcea0; background: #0f251a; }
.notice p:last-child { margin: 0; }
.auth-main { max-width: 460px; margin: 8vh auto; padding: 28px; }
.auth-panel { margin-top: 48px; }
.auth-panel form { margin: 28px 0; }
.auth-panel .button { width: 100%; }
.password-form { max-width: 560px; }
.password-form ul { padding-left: 18px; }
.checkbox-field { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.checkbox-field input[type=checkbox] { width: auto; }
.checkbox-field label { flex: 1; }
@media (max-width: 900px) {
  .app { grid-template-columns: 215px minmax(0, 1fr); }
  .sidebar { padding-inline: 16px; }
  .main { padding: 30px 22px; }
  .message-row { grid-template-columns: minmax(0, 1fr) 100px; gap: 5px 12px; }
  .correspondent { grid-column: 1; }
  .message-subject { grid-column: 1; grid-row: 2; font-weight: 400; }
  .message-row time { grid-column: 2; grid-row: 1; }
}
@media (max-width: 620px) {
  .app { display: block; }
  .sidebar { gap: 17px; padding: 18px; border-right: 0; border-bottom: 1px solid var(--border); }
  .brand { font-size: 20px; }
  .compose-button { width: auto; align-self: flex-start; }
  .folders { flex-direction: row; gap: 10px; }
  .folders a { gap: 25px; }
  .account { padding: 0; margin: 0; flex-direction: row; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
  .account-email { width: 100%; margin: 0; }
  .main { padding: 26px 18px; }
  h1 { font-size: 24px; }
  .page-header { gap: 12px; margin-bottom: 23px; }
  .page-header .button { padding: 8px 12px; font-size: 13px; }
  .empty { padding: 45px 10px; }
  .auth-main { margin: 3vh auto; }
  .pagination { gap: 16px; }
}