/* Панель почты в стиле сайта «Рабочий проект»: калька, тушь, янтарь. Без внешних ресурсов. */
@font-face { font-family: Oswald; src: url(/fonts/oswald-500.ttf); font-weight: 500; font-display: swap; }
@font-face { font-family: Inter; src: url(/fonts/inter-400.ttf); font-weight: 400; font-display: swap; }
@font-face { font-family: Inter; src: url(/fonts/inter-700.ttf); font-weight: 700; font-display: swap; }
@font-face { font-family: Mono; src: url(/fonts/jbmono-400.ttf); font-display: swap; }

:root { --paper: #f2efe8; --paper2: #e8e4db; --paper3: #faf8f4; --ink: #121417; --steel: #5e656d; --amber: #e3a33b; --amber2: #b97f22; --line: rgba(18,20,23,.14); --danger: #b3261e; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; margin: 0; }
body { background: var(--paper); color: var(--ink); font: 400 15px/1.5 Inter, system-ui, sans-serif; }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2 { font-family: Oswald, Inter, sans-serif; font-weight: 500; text-transform: uppercase; line-height: 1.1; margin: 0; }
.mono { font: 400 11px/1.4 Mono, monospace; letter-spacing: .08em; text-transform: uppercase; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }

.logo { display: flex; align-items: flex-end; gap: 4px; height: 36px; }
.logo i { display: block; width: 9px; background: var(--paper); }
.logo i:nth-child(1) { height: 40%; }
.logo i:nth-child(2) { height: 68%; }
.logo i:nth-child(3) { height: 100%; background: var(--amber); }
.logo--sm { height: 20px; gap: 2px; }
.logo--sm i { width: 5px; }

.btn { border: 1px solid transparent; background: none; padding: 9px 14px; font-size: 13px; line-height: 1.2; transition: background .2s, color .2s, border-color .2s; }
.btn:disabled { opacity: .5; cursor: default; }
.btn--fill { background: var(--amber); color: var(--ink); font-weight: 700; }
.btn--fill:hover:not(:disabled) { background: var(--amber2); color: #fff; }
.btn--ghost { border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--danger { border-color: var(--danger); color: var(--danger); }
.btn--danger:hover { background: var(--danger); color: #fff; }

.error { color: #d4553f; font-size: 13px; margin: 0; }
.empty { color: var(--steel); text-align: center; padding: 48px 16px; margin: 0; }

/* вход */
.auth { min-height: 100%; display: flex; align-items: center; justify-content: center; padding: 16px; background: var(--ink); background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 32px 32px; }
.auth__card { width: min(380px, 100%); color: var(--paper); display: flex; flex-direction: column; gap: 16px; }
.auth__card h1 { font-size: 44px; }
.auth__card p.mono { margin: -8px 0 0; color: var(--amber); text-transform: none; }
.auth__card label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: #b9bdc3; }
.auth__card input { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.25); color: var(--paper); padding: 12px; font-size: 16px; }
.auth__card input:focus { border-color: var(--amber); outline: none; }
.auth__card .btn { padding: 13px; font-size: 14px; }

/* каркас */
.app { height: 100dvh; display: grid; grid-template-columns: 210px minmax(280px, 380px) 1fr; }
.side { background: var(--ink); color: var(--paper); display: flex; flex-direction: column; padding: 16px; gap: 16px; min-height: 0; }
.side__brand { display: flex; align-items: flex-end; gap: 10px; min-width: 0; }
.side__brand .mono { text-transform: none; letter-spacing: 0; color: #b9bdc3; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side__new { width: 100%; }
.folders { display: flex; flex-direction: column; gap: 2px; }
.folders button { display: flex; justify-content: space-between; background: none; border: 0; color: #d9d6cf; padding: 9px 10px; text-align: left; }
.folders button:hover { background: rgba(255,255,255,.07); }
.folders button.is-on { background: rgba(227,163,59,.16); color: var(--amber); }
.folders span { font: 400 11px Mono, monospace; color: var(--amber); }
.side__out { margin-top: auto; background: none; border: 0; color: #8a929c; padding: 8px 10px; text-align: left; }
.side__out:hover { color: var(--paper); }

.list { border-right: 1px solid var(--line); background: var(--paper3); display: flex; flex-direction: column; min-height: 0; overflow-y: auto; }
.search { padding: 12px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--paper3); z-index: 1; }
.search input { width: 100%; border: 1px solid var(--line); background: #fff; padding: 9px 11px; }
.items { list-style: none; margin: 0; padding: 0; }
.items button { display: block; width: 100%; background: none; border: 0; border-bottom: 1px solid var(--line); padding: 11px 14px; text-align: left; border-left: 3px solid transparent; }
.items button:hover { background: var(--paper2); }
.items button.is-on { background: var(--paper2); border-left-color: var(--amber); }
.items .top { display: flex; justify-content: space-between; gap: 8px; font-size: 13px; }
.items .who { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.items .when { flex: none; color: var(--steel); font-size: 12px; }
.items .subj, .items .snip { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.items .subj { font-size: 14px; }
.items .snip { color: var(--steel); font-size: 12.5px; }
.items .unread .who, .items .unread .subj { font-weight: 700; }
.items .clip { color: var(--amber2); margin-left: 4px; }
.items .warnmark { color: var(--danger); margin-right: 4px; }
.more { background: none; border: 0; padding: 14px; color: var(--amber2); }

.read { min-width: 0; min-height: 0; display: flex; flex-direction: column; background: var(--paper); }
.msg { flex: 1; min-height: 0; display: flex; flex-direction: column; gap: 10px; padding: 16px 20px; }
.msg__bar { display: flex; flex-wrap: wrap; gap: 6px; }
.msg__back { display: none; }
.msg h2 { font-size: 24px; overflow-wrap: anywhere; }
.msg__meta { display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; margin: 0; font-size: 13px; }
.msg__meta dt { color: var(--steel); }
.msg__meta dd { margin: 0; overflow-wrap: anywhere; }
.warn { background: #fbeae7; color: var(--danger); border-left: 3px solid var(--danger); padding: 9px 12px; margin: 0; font-size: 13px; }
.atts { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.atts a { display: block; border: 1px solid var(--line); background: var(--paper3); padding: 6px 10px; font-size: 13px; color: inherit; text-decoration: none; }
.atts a:hover { border-color: var(--amber); }
.atts .risky { border-color: var(--danger); color: var(--danger); }
.msg__images { align-self: flex-start; }
.msg__body { flex: 1; min-height: 240px; width: 100%; border: 1px solid var(--line); background: #fff; }

/* новое письмо */
.compose { width: min(720px, calc(100vw - 16px)); max-height: calc(100dvh - 16px); border: 0; padding: 0; box-shadow: 0 30px 80px rgba(0,0,0,.4); background: var(--paper3); color: var(--ink); }
.compose::backdrop { background: rgba(18,20,23,.55); }
.compose form { display: flex; flex-direction: column; gap: 10px; padding: 16px; }
.compose header, .compose footer { display: flex; justify-content: space-between; align-items: center; }
.compose footer { justify-content: flex-end; }
.compose label { display: flex; flex-direction: column; gap: 3px; font-size: 12px; color: var(--steel); }
.compose input:not([type=file]), .compose textarea { border: 1px solid var(--line); background: #fff; padding: 8px 10px; color: var(--ink); font-size: 14px; }
.compose textarea { resize: vertical; }

@media (max-width: 1000px) {
  .app { grid-template-columns: minmax(260px, 340px) 1fr; grid-template-rows: auto 1fr; }
  .side { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; align-items: center; padding: 10px 12px; gap: 8px; }
  .side__brand .mono { display: none; }
  .side__new { width: auto; order: 3; }
  .folders { flex-direction: row; order: 4; width: 100%; overflow-x: auto; }
  .folders button { white-space: nowrap; gap: 6px; }
  .side__out { margin: 0 0 0 auto; order: 2; }
}
@media (max-width: 700px) {
  .app { grid-template-columns: 1fr; }
  .app.is-reading .list, .app:not(.is-reading) .read { display: none; }
  .msg { padding: 12px; }
  .msg__back { display: inline-block; }
  .msg h2 { font-size: 20px; }
  .search input, .compose input:not([type=file]), .compose textarea { font-size: 16px; }
}