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AkurAI-Mail / app/webmail/webmail.css

Latest change 3af23b0e937520000e1aa43c7e2eb9de2675abd1 - OLI-248: webmail list and reader as framework islands on a signals store by Ólafur Búi Ólafsson

/* AkurAI Mail — webmail styles. Extracted from the Svelte components (wave 3/4 of docs/framework-migration.md); plain CSS, no scoping. */

/* ── webmail page ── */
  * {
    box-sizing: border-box;
  }
  html,
  body {
    min-height: 100%;
    margin: 0;
  }
  body {
    background: var(--app-bg);
    color: var(--ink);
    font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  }
  html {
    --app-bg: #edf2ef;
    --surface: #fff;
    --surface-soft: #f6f9f7;
    --surface-selected: #e5f2ec;
    --ink: #17231f;
    --muted: #60716b;
    --line: #d7e2dd;
    --line-soft: #e9efec;
    --accent: #126b5a;
    --accent-hover: #0e594b;
    --accent-soft: #dcefe7;
    --rail: #10211d;
    --rail-hover: #1d3831;
    --rail-text: #e6f0ec;
    --danger: #a33b2e;
    --focus: #9ad5c5;
  }
  html[data-theme="dark"],
  html[data-theme="akurai"] {
    --app-bg: #0d1512;
    --surface: #14221e;
    --surface-soft: #10201b;
    --surface-selected: #203a32;
    --ink: #e7f1ec;
    --muted: #a1b3ac;
    --line: #2a4038;
    --line-soft: #1d3029;
    --accent: #79c4ab;
    --accent-hover: #a4dcc9;
    --accent-soft: #244f42;
    --rail: #091512;
    --rail-hover: #173028;
    --rail-text: #e6f0ec;
    --danger: #ef9e93;
    --focus: #a4dcc9;
  }
  .spin {
    animation: 0.8s linear infinite spin;
  }
  @keyframes spin {
    to {
      transform: rotate(360deg);
    }
  }
  .vip-icon {
    color: #d6a62c;
  }
  button,
  input,
  textarea {
    font: inherit;
  }
  button {
    cursor: pointer;
  }
  button:disabled {
    cursor: not-allowed;
    opacity: 0.52;
  }
  button:focus-visible,
  input:focus,
  textarea:focus {
    outline: 3px solid var(--focus);
    outline-offset: 2px;
  }
  input,
  textarea {
    border: 1px solid var(--line);
    background: var(--surface);
    width: 100%;
    min-width: 0;
    color: var(--ink);
    border-radius: 6px;
    padding: 10px 12px;
  }
  input::placeholder,
  textarea::placeholder {
    color: var(--muted);
    opacity: 0.82;
  }
  textarea {
    resize: vertical;
  }
  .sr {
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    width: 1px;
    height: 1px;
    position: absolute;
    overflow: hidden;
  }
  .webmail-shell {
    grid-template-columns: 232px minmax(0, 1fr);
    min-height: 100dvh;
    display: grid;
  }
  .platform-rail {
    background: var(--rail);
    color: var(--rail-text);
    flex-direction: column;
    gap: 22px;
    min-width: 0;
    padding: 20px 16px;
    display: flex;
  }
  .brand {
    color: inherit;
    align-items: center;
    gap: 11px;
    min-width: 0;
    padding: 4px;
    text-decoration: none;
    display: flex;
  }
  .mark {
    color: #112019;
    background: #c7ef61;
    border-radius: 6px;
    flex: none;
    place-items: center;
    block-size: 38px;
    inline-size: 38px;
    font-weight: 900;
    display: grid;
  }
  .brand strong,
  .brand small {
    text-overflow: ellipsis;
    white-space: nowrap;
    display: block;
    overflow: hidden;
  }
  .brand strong {
    letter-spacing: -0.01em;
    font-size: 14px;
  }
  .brand small {
    color: #99ada5;
    margin-top: 2px;
    font-size: 11px;
  }
  nav {
    gap: 4px;
    display: grid;
  }
  nav a,
  .sign-out {
    color: #cfddd7;
    border-radius: 6px;
    align-items: center;
    gap: 10px;
    min-block-size: 42px;
    padding: 0 11px;
    font-size: 14px;
    text-decoration: none;
    display: flex;
  }
  nav a:hover,
  nav a.active,
  .sign-out:hover {
    background: var(--rail-hover);
    color: #fff;
  }
  .rail-footer {
    gap: 14px;
    margin-top: auto;
    display: grid;
  }
  .secure-state {
    color: #9bb1a8;
    align-items: center;
    gap: 8px;
    padding: 0 10px;
    font-size: 12px;
    display: flex;
  }
  .mail-app {
    grid-template-rows: auto 76px minmax(0, 1fr);
    min-width: 0;
    min-height: 100dvh;
    display: grid;
  }
  .mail-topbar {
    z-index: 20;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    grid-template-columns: minmax(170px, 245px) minmax(260px, 1fr) auto;
    align-items: center;
    gap: 16px;
    padding: 12px 18px;
    display: grid;
    position: relative;
  }
  .identity {
    gap: 2px;
    min-width: 0;
    display: grid;
  }
  .eyebrow {
    color: var(--muted);
    letter-spacing: 0.04em;
    font-size: 11px;
    font-weight: 750;
  }
  .identity strong {
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 15px;
    overflow: hidden;
  }
  .search-control {
    background: var(--surface-soft);
    border: 1px solid var(--line);
    min-width: 0;
    min-height: 42px;
    color: var(--muted);
    border-radius: 6px;
    align-items: center;
    gap: 9px;
    padding: 0 12px;
    display: flex;
  }
  .search-control input {
    background: 0 0;
    border: 0;
    border-radius: 0;
    outline: 0;
    padding: 0;
  }
  .clear-search {
    margin-left: auto;
  }
  .top-actions {
    align-items: center;
    gap: 8px;
    min-width: 0;
    display: flex;
  }
  .menu-wrap {
    position: relative;
  }
  .field-button {
    border: 1px solid var(--line);
    background: var(--surface);
    min-height: 42px;
    color: var(--ink);
    text-align: left;
    border-radius: 6px;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 0 11px;
    display: flex;
  }
  .popup-menu {
    z-index: 70;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 6px;
    gap: 2px;
    min-width: 100%;
    max-width: min(360px, 100vw - 32px);
    padding: 6px;
    display: grid;
    position: absolute;
    top: calc(100% + 7px);
    left: 0;
    box-shadow: 0 18px 48px #0c1f182e;
  }
  .popup-menu button {
    color: var(--ink);
    text-align: left;
    text-overflow: ellipsis;
    white-space: nowrap;
    background: 0 0;
    border: 0;
    border-radius: 6px;
    padding: 9px 10px;
    overflow: hidden;
  }
  .popup-menu button:hover {
    background: var(--surface-selected);
    color: var(--accent);
  }
  .icon-button {
    border: 1px solid var(--line);
    background: var(--surface);
    block-size: 40px;
    inline-size: 40px;
    color: var(--ink);
    border-radius: 6px;
    flex: none;
    place-items: center;
    display: inline-grid;
  }
  .icon-button:hover {
    background: var(--surface-selected);
    color: var(--accent);
  }
  .primary-action,
  .secondary-action,
  .danger-action {
    border: 0;
    border-radius: 6px;
    justify-content: center;
    align-items: center;
    gap: 8px;
    min-block-size: 42px;
    padding: 0 14px;
    font-weight: 750;
    display: inline-flex;
  }
  .primary-action {
    background: var(--accent);
    color: #fff;
  }
  html[data-theme="dark"] .primary-action,
  html[data-theme="akurai"] .primary-action {
    color: #082018;
  }
  .primary-action:hover {
    background: var(--accent-hover);
  }
  .secondary-action {
    background: var(--accent-soft);
    color: var(--accent);
  }
  .secondary-action:hover,
  .subtle-button:hover {
    background: var(--surface-selected);
  }
  .danger-action {
    background: var(--danger);
    color: #fff;
  }
  .subtle-button {
    min-height: 38px;
    color: var(--muted);
    background: 0 0;
    border: 0;
    border-radius: 6px;
    padding: 0 10px;
    font-weight: 700;
  }
  .mail-canvas {
    background: var(--surface);
    grid-template-columns: 205px minmax(310px, 400px) minmax(0, 1fr);
    min-height: 0;
    display: grid;
    overflow: hidden;
  }
  kbd {
    border: 1px solid var(--line);
    font: inherit;
    border-bottom-width: 2px;
    border-radius: 4px;
    padding: 0 3px;
  }
  dl {
    gap: 5px;
    margin: 0;
    display: grid;
  }
  dl div {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 10px;
    display: grid;
  }
  dt {
    color: var(--muted);
    font-size: 12px;
  }
  dd {
    overflow-wrap: anywhere;
    margin: 0;
    font-size: 13px;
  }
  .toast {
    z-index: 100;
    border: 1px solid var(--line);
    background: var(--surface);
    max-width: min(400px, 100vw - 40px);
    color: var(--ink);
    border-radius: 6px;
    align-items: center;
    gap: 12px;
    padding: 10px 10px 10px 14px;
    display: flex;
    position: fixed;
    bottom: 20px;
    right: 20px;
    box-shadow: 0 16px 45px #0c1f1833;
  }
  .toast span {
    flex: 1;
  }
  .toast button {
    color: var(--muted);
    background: 0 0;
    border: 0;
  }
  .overlay {
    z-index: 80;
    background: #07130e6b;
    place-items: end center;
    padding: 18px;
    display: grid;
    position: fixed;
    inset: 0;
  }
  .compose-title {
    background: var(--rail);
    min-height: 53px;
    color: var(--rail-text);
    justify-content: space-between;
    align-items: center;
    padding: 0 12px 0 16px;
    display: flex;
  }
  .compose-title span {
    align-items: center;
    gap: 8px;
    font-weight: 800;
    display: inline-flex;
  }
  .inverse {
    color: #fff;
    background: 0 0;
    border-color: #ffffff2e;
  }
  .inverse:hover {
    color: #fff;
    background: #ffffff1a;
  }
  .recipient-row,
  .compose-subject {
    border-bottom: 1px solid var(--line-soft);
    grid-template-columns: 52px minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    display: grid;
  }
  .recipient-row > span {
    color: var(--muted);
    font-size: 12px;
    font-weight: 750;
  }
  .compose-subject input {
    border: 0;
    border-radius: 0;
    padding: 6px 0;
  }
  .compose-subject {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .body-field {
    min-height: 230px;
    padding: 14px;
    display: grid;
  }
  .signature-note,
  .attachment-note {
    color: var(--muted);
    align-items: center;
    gap: 6px;
    margin: 0;
    padding: 0 14px 8px;
    font-size: 12px;
    display: flex;
  }
  .compose-actions {
    border-top: 1px solid var(--line);
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    display: flex;
  }
  .compose-actions > div {
    align-items: center;
    gap: 7px;
    display: flex;
  }
  .file-input {
    display: none;
  }
  .schedule-row {
    align-items: center;
    gap: 7px;
    display: flex;
  }
  .schedule-row
    input[type="datetime-local"] {
    border-radius: 6px;
    padding: 5px 8px;
    font-size: 12px;
  }
  .settings-list button.icon-button {
    justify-self: end;
  }
  .settings-head {
    z-index: 2;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
    justify-content: space-between;
    align-items: center;
    min-height: 64px;
    padding: 0 16px;
    display: flex;
    position: sticky;
    top: 0;
  }
  .settings-head span {
    align-items: center;
    gap: 8px;
    font-weight: 850;
    display: inline-flex;
  }
  .setting-copy,
  .muted {
    color: var(--muted);
    margin: 0;
    font-size: 13px;
    line-height: 1.45;
  }
  .account-status {
    background: color-mix(in srgb, var(--danger) 8%, var(--surface));
    color: var(--danger);
    border-radius: 6px;
    gap: 8px;
    padding: 10px;
    display: grid;
  }
  .account-status.warn {
    background: color-mix(in srgb, #d6a62c 14%, var(--surface));
    color: #7a5a00;
  }
  .account-status p {
    margin: 0;
    font-size: 13px;
  }
  .account-ok {
    color: var(--muted);
    margin: 0;
    font-size: 12px;
  }
  .segmented {
    background: var(--surface-soft);
    border-radius: 6px;
    padding: 3px;
    display: flex;
  }
  .segmented button {
    min-height: 34px;
    color: var(--muted);
    background: 0 0;
    border: 0;
    border-radius: 6px;
    flex: 1;
    font-weight: 750;
  }
  .segmented button.active {
    background: var(--surface);
    color: var(--accent);
    box-shadow: 0 1px 3px #091b141f;
  }
  .stack-fields {
    gap: 8px;
    display: grid;
  }
  .settings-list {
    gap: 6px;
    display: grid;
  }
  .settings-list p {
    color: var(--muted);
    gap: 3px;
    margin: 0;
    font-size: 12px;
    display: grid;
  }
  .settings-list b {
    color: var(--ink);
    font-size: 13px;
  }
  .settings-list code {
    text-overflow: ellipsis;
    white-space: nowrap;
    background: var(--surface-soft);
    width: fit-content;
    max-width: 100%;
    color: var(--muted);
    border-radius: 5px;
    padding: 2px 5px;
    overflow: hidden;
  }
  .settings-list span {
    color: var(--accent);
    font-weight: 700;
  }
  .check {
    color: var(--ink);
    align-items: center;
    gap: 8px;
    font-size: 13px;
    display: flex;
  }
  .check input {
    block-size: 18px;
    inline-size: 18px;
  }
  .rule-builder {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr) minmax(0, 0.8fr);
    gap: 7px;
    display: grid;
  }
  .rule-builder .field-button {
    width: 100%;
    min-height: 40px;
  }
  .confirm-overlay {
    z-index: 110;
    place-items: center;
  }
  .confirm-modal {
    border: 1px solid var(--line);
    background: var(--surface);
    width: min(390px, 100%);
    color: var(--ink);
    text-align: center;
    border-radius: 6px;
    justify-items: center;
    gap: 10px;
    padding: 26px;
    display: grid;
    box-shadow: 0 30px 80px #04100b59;
  }
  .danger-icon {
    background: color-mix(in srgb, var(--danger) 12%, var(--surface));
    block-size: 42px;
    inline-size: 42px;
    color: var(--danger);
    border-radius: 6px;
    place-items: center;
    display: grid;
  }
  .confirm-modal h2,
  .confirm-modal p {
    margin: 0;
  }
  .confirm-modal h2 {
    font-size: 18px;
  }
  .confirm-modal p {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.5;
  }
  .confirm-modal > div:last-child {
    gap: 8px;
    margin-top: 7px;
    display: flex;
  }
  .shortcuts-overlay {
    place-items: center;
  }
  .shortcuts-modal {
    border: 1px solid var(--line);
    background: var(--surface);
    width: min(440px, 100%);
    max-height: min(600px, 100dvh - 36px);
    color: var(--ink);
    border-radius: 6px;
    gap: 4px;
    padding: 0 0 16px;
    display: grid;
    overflow: auto;
    box-shadow: 0 30px 80px #04100b59;
  }
  .shortcuts-head {
    z-index: 1;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
    justify-content: space-between;
    align-items: center;
    min-height: 56px;
    padding: 0 16px;
    display: flex;
    position: sticky;
    top: 0;
  }
  .shortcuts-head span {
    align-items: center;
    gap: 8px;
    font-weight: 800;
    display: inline-flex;
  }
  .shortcuts-list {
    gap: 2px;
    margin: 8px 16px 0;
    display: grid;
  }
  .shortcuts-list div {
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    display: grid;
  }
  .shortcuts-list dt {
    gap: 4px;
    display: flex;
  }
  .shortcuts-list dd {
    color: var(--muted);
    margin: 0;
    font-size: 13px;
  }
  .shortcuts-note {
    color: var(--muted);
    margin: 12px 16px 0;
    font-size: 12px;
  }
  @media (width<=1180px) {
    .webmail-shell {
      grid-template-columns: 200px minmax(0, 1fr);
    }
    .platform-rail {
      padding-inline: 13px;
    }
    .mail-canvas {
      grid-template-columns: 180px minmax(290px, 360px) minmax(0, 1fr);
    }
  }
  @media (width<=900px) {
    .webmail-shell {
      grid-template-columns: minmax(0, 1fr);
    }
    .platform-rail {
      z-index: 60;
      flex-direction: row;
      align-items: center;
      gap: 12px;
      min-height: 58px;
      padding: 9px 13px;
      position: sticky;
      top: 0;
    }
    .brand {
      padding: 0;
    }
    .brand small {
      display: none;
    }
    .platform-rail nav {
      margin-left: auto;
      display: flex;
    }
    .platform-rail
      nav
      a {
      min-height: 37px;
      padding: 0 9px;
    }
    .rail-footer {
      margin: 0;
      display: block;
    }
    .secure-state {
      display: none;
    }
    .sign-out {
      min-height: 37px;
      padding: 0 9px;
    }
    .mail-app {
      grid-template-rows: auto auto minmax(0, 1fr);
      min-height: calc(100dvh - 58px);
    }
    .mail-topbar {
      grid-template-rows: auto auto;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 10px;
      padding: 10px 13px;
    }
    .search-control {
      grid-area: 2/1 / auto/-1;
    }
    .identity {
      grid-column: 1;
    }
    .top-actions {
      grid-column: 2;
    }
    .mail-canvas {
      grid-template-columns: 160px minmax(280px, 1fr);
    }
    .mail-canvas.reading {
      grid-template-columns: minmax(0, 1fr);
    }
  }
  @media (width<=640px) {
    .platform-rail {
      gap: 8px;
    }
    .brand span:last-child {
      display: none;
    }
    .platform-rail
      nav
      a
      span,
    .sign-out {
      font-size: 0;
    }
    .platform-rail
      nav
      a,
    .sign-out {
      justify-content: center;
      inline-size: 38px;
      padding: 0;
    }
    .mail-topbar {
      min-height: 112px;
    }
    .identity strong {
      max-width: 54vw;
    }
    .top-actions .settings-button {
      display: none;
    }
    .mail-canvas {
      grid-template-columns: minmax(0, 1fr);
    }
    .overlay {
      padding: 0;
    }
    .rule-builder {
      grid-template-columns: 1fr;
    }
    .compose-actions {
      align-items: stretch;
    }
    .compose-actions > div {
      justify-content: space-between;
    }
    .toast {
      max-width: calc(100vw - 24px);
      bottom: 12px;
      right: 12px;
    }
  }
  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      scroll-behavior: auto !important;
      transition-duration: 0.01ms !important;
      animation-duration: 0.01ms !important;
    }
  }


/* ── message list ── */
  .folder-column {
    background: var(--surface-soft);
    border-right: 1px solid var(--line);
    align-content: start;
    gap: 14px;
    min-width: 0;
    padding: 14px 12px;
    display: grid;
  }
  .folder-summary,
  .column-bar,
  .pager {
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    display: flex;
  }
  .folder-group {
    gap: 3px;
    display: grid;
  }
  .folder-row {
    align-items: center;
    gap: 2px;
    display: flex;
  }
  .disclosure {
    block-size: 39px;
    inline-size: 20px;
    color: var(--muted);
    transform: translateX(calc(var(--depth, 0) * 14px));
    background: 0 0;
    border: 0;
    flex: none;
    justify-content: center;
    align-items: center;
    padding: 0;
    display: inline-flex;
  }
  .disclosure svg {
    transition: transform 0.12s;
  }
  .disclosure svg.open {
    transform: rotate(90deg);
  }
  .disclosure-spacer {
    flex: none;
    inline-size: 20px;
  }
  .folder-button {
    min-width: 0;
    min-height: 39px;
    padding: 0 9px;
    padding-left: calc(9px + var(--depth, 0) * 14px);
    color: var(--ink);
    text-align: left;
    background: 0 0;
    border: 0;
    border-radius: 6px;
    flex: 1;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    display: flex;
  }
  .folder-button.active,
  .folder-button:hover {
    background: var(--surface-selected);
    color: var(--accent);
  }
  .folder-name {
    align-items: center;
    gap: 10px;
    display: inline-flex;
  }
  .folder-button em {
    background: var(--accent-soft);
    min-width: 21px;
    color: var(--accent);
    text-align: center;
    border-radius: 6px;
    margin-left: auto;
    padding: 2px 6px;
    font-size: 11px;
    font-style: normal;
  }
  .folder-button em:not(:empty) {
    display: inline-block;
  }
  .folder-group button:not(.folder-button) {
    min-height: 39px;
    color: var(--ink);
    text-align: left;
    background: 0 0;
    border: 0;
    border-radius: 6px;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 0 9px;
    display: flex;
  }
  .folder-group button.active,
  .folder-group
    button:not(.folder-button):hover {
    background: var(--surface-selected);
    color: var(--accent);
  }
  .message-column {
    border-right: 1px solid var(--line);
    grid-template-rows: auto auto minmax(0, 1fr) auto;
    min-width: 0;
    display: grid;
  }
  .column-bar {
    border-bottom: 1px solid var(--line);
    min-height: 78px;
    padding: 12px 14px;
  }
  .column-bar div {
    gap: 2px;
    display: grid;
  }
  .filter-chips {
    border-bottom: 1px solid var(--line);
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    display: flex;
  }
  .chip {
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--ink);
    cursor: pointer;
    border-radius: 6px;
    padding: 5px 11px;
    font-size: 12px;
    font-weight: 650;
  }
  .chip:hover {
    background: var(--surface-selected);
  }
  .chip.active {
    background: var(--accent-soft);
    color: var(--accent);
    border-color: var(--accent);
  }
  .chip-clear {
    color: var(--muted);
    cursor: pointer;
    background: 0 0;
    border: 0;
    align-items: center;
    gap: 3px;
    padding: 5px 6px;
    font-size: 12px;
    display: inline-flex;
  }
  .chip-clear:hover {
    color: var(--ink);
  }
  .message-list {
    contain: strict;
    min-height: 0;
    overflow: auto;
  }
  .thread-row {
    position: relative;
  }
  .thread-row > button {
    box-sizing: border-box;
    border: 0;
    border-bottom: 1px solid var(--line-soft);
    background: var(--surface);
    width: 100%;
    min-height: 106px;
    color: var(--ink);
    text-align: left;
    gap: 10px;
    padding: 13px 14px 12px 11px;
    display: flex;
  }
  .thread-row > button:hover,
  .thread-row > button.selected {
    background: var(--surface-soft);
  }
  .message-dot {
    background: 0 0;
    border-radius: 6px;
    flex: none;
    block-size: 8px;
    inline-size: 8px;
    margin-top: 8px;
  }
  .unread .message-dot {
    background: var(--accent);
  }
  .message-main {
    flex: 1;
    gap: 3px;
    min-width: 0;
    display: grid;
  }
  .row-top,
  .subject-line,
  .message-tags {
    align-items: center;
    gap: 7px;
    min-width: 0;
    display: flex;
  }
  .row-top {
    justify-content: space-between;
  }
  .row-top b {
    color: var(--ink);
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
    font-weight: 500;
    overflow: hidden;
  }
  .unread
    .row-top
    b {
    font-weight: 700;
  }
  .row-top time {
    color: var(--muted);
    font-variant-numeric: tabular-nums;
    flex: none;
    font-size: 12px;
  }
  .subject-line strong {
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--ink);
    font-size: 13px;
    font-weight: 400;
    overflow: hidden;
  }
  .unread
    .subject-line
    strong {
    font-weight: 600;
  }
  .subject-line svg {
    color: #d6a62c;
    flex: none;
  }
  .thread-count {
    border: 1px solid var(--line);
    background: var(--surface-soft);
    color: var(--muted);
    border-radius: 6px;
    flex: none;
    align-items: center;
    gap: 2px;
    margin-left: auto;
    padding: 1px 7px;
    font-size: 11px;
    display: inline-flex;
    cursor: pointer;
  }
  .thread-count svg {
    color: var(--muted);
    transition: transform 0.15s;
  }
  .thread-count svg.rotated {
    transform: rotate(180deg);
  }
  .preview {
    color: var(--muted);
    white-space: nowrap;
    text-overflow: ellipsis;
    font-size: 12px;
    overflow: hidden;
  }
  .message-tags {
    margin-top: 1px;
  }
  .message-tags em {
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 6px;
    align-items: center;
    gap: 3px;
    padding: 2px 6px;
    font-size: 10px;
    font-style: normal;
    display: inline-flex;
  }
  .message-tags .spam-tag {
    background: color-mix(in srgb, var(--danger) 13%, var(--surface));
    color: var(--danger);
  }
  .thread-actions {
    z-index: 2;
    gap: 4px;
    display: none;
    position: absolute;
    top: 6px;
    right: 8px;
  }
  .thread-row:hover .thread-actions,
  .thread-row:focus-within .thread-actions {
    display: flex;
  }
  .thread-actions button {
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--ink);
    border-radius: 6px;
    padding: 2px 6px;
    font-size: 10px;
  }
  .thread-actions button:hover {
    background: var(--surface-selected);
    color: var(--accent);
  }
  .thread-messages {
    background: var(--surface-soft);
    margin: 0;
    padding: 0;
    list-style: none;
  }
  .thread-messages
    li
    button {
    border: 0;
    border-bottom: 1px solid var(--line-soft);
    width: 100%;
    min-height: 36px;
    color: var(--ink);
    text-align: left;
    background: 0 0;
    align-items: center;
    gap: 8px;
    padding: 6px 14px 6px 30px;
    display: flex;
  }
  .thread-messages
    li
    button:hover,
  .thread-messages
    li
    button.selected {
    background: var(--surface-selected);
  }
  .thread-messages
    .row-top
    b {
    font-size: 12px;
    font-weight: 400;
  }
  .thread-messages
    .unread
    .row-top
    b {
    font-weight: 700;
  }
  .thread-messages .message-dot {
    block-size: 6px;
    inline-size: 6px;
    margin-top: 0;
  }
  .preview,
  .message-count,
  .pager,
  .folder-hint {
    color: var(--muted);
    font-size: 12px;
  }
  .pager {
    border-top: 1px solid var(--line);
    min-height: 50px;
    padding: 6px 12px;
  }
  .empty-state {
    min-height: 270px;
    color: var(--muted);
    text-align: center;
    place-content: center;
    justify-items: center;
    gap: 8px;
    padding: 28px;
    display: grid;
  }
  .empty-icon {
    background: var(--accent-soft);
    block-size: 48px;
    inline-size: 48px;
    color: var(--accent);
    border-radius: 6px;
    place-items: center;
    display: grid;
  }
  @media (width<=640px) {
    .folder-column {
      border-right: 0;
      border-bottom: 1px solid var(--line);
      padding: 8px;
      display: block;
      overflow-x: auto;
    }
    .folder-summary,
    .folder-hint {
      display: none;
    }
    .folder-group {
      gap: 5px;
      display: flex;
    }
    .folder-row {
      flex: none;
    }
    .disclosure {
      display: none;
    }
    .folder-button {
      flex: none;
      min-width: max-content;
      min-height: 35px;
      padding-left: 9px;
    }
    .message-column {
      border-right: 0;
    }
    .thread-actions {
      display: none !important;
    }
    .filter-chips {
      flex-wrap: nowrap;
      padding: 6px 8px;
      overflow-x: auto;
    }
  }


/* ── message reader ── */
  .reader-column {
    grid-template-rows: auto auto minmax(0, 1fr);
    min-width: 0;
    min-height: 0;
    display: grid;
    overflow: hidden;
  }
  .reader-toolbar {
    border-bottom: 1px solid var(--line);
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    display: flex;
  }
  .toolbar-button {
    color: var(--ink);
    cursor: pointer;
    background: 0 0;
    border: 0;
    border-radius: 6px;
    align-items: center;
    gap: 5px;
    padding: 7px 10px;
    font-size: 13px;
    display: inline-flex;
  }
  .toolbar-button:hover {
    background: var(--surface-soft);
  }
  .toolbar-divider {
    background: var(--line);
    width: 1px;
    height: 22px;
    margin: 0 4px;
  }
  .icon-button {
    color: var(--ink);
    cursor: pointer;
    background: 0 0;
    border: 0;
    border-radius: 6px;
    align-items: center;
    padding: 6px;
    display: inline-flex;
  }
  .icon-button:hover {
    background: var(--surface-soft);
  }
  .destructive {
    color: #b3261e;
  }
  .vip-active {
    color: #d6a62c;
  }
  .mobile-back {
    display: none;
  }
  .menu-wrap {
    position: relative;
  }
  .popup-menu {
    z-index: 30;
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 6px;
    gap: 2px;
    min-width: 150px;
    padding: 5px;
    display: grid;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    box-shadow: 0 16px 40px #0c1f182e;
  }
  .popup-menu button {
    color: var(--ink);
    text-align: left;
    background: 0 0;
    border: 0;
    border-radius: 6px;
    padding: 8px 9px;
    font-size: 13px;
  }
  .popup-menu button:hover {
    background: var(--surface-selected);
    color: var(--accent);
  }
  .signals-panel {
    border-bottom: 1px solid var(--line);
    background: var(--surface-soft);
    gap: 5px;
    padding: 8px 14px;
    display: grid;
  }
  .signal-row {
    gap: 2px;
    padding: 5px 0;
    display: grid;
  }
  .signal-info {
    align-items: center;
    gap: 6px;
    font-size: 13px;
    display: flex;
  }
  .signal-label {
    font-weight: 700;
  }
  .signal-prov {
    color: var(--muted);
    font-size: 11px;
  }
  .signal-conf {
    color: var(--muted);
    margin-left: auto;
    font-size: 11px;
  }
  .signal-evidence {
    color: var(--muted);
    gap: 8px;
    padding-left: 21px;
    font-size: 12px;
    display: flex;
  }
  .signal-evidence span {
    display: inline;
  }
  .signal-evidence
    span
    + span:before {
    content: "·";
    color: var(--line);
    margin-right: 8px;
  }
  .signal-actions {
    gap: 6px;
    padding-left: 21px;
    display: flex;
  }
  .subtle-button {
    background: var(--surface);
    color: var(--accent);
    cursor: pointer;
    border: 0;
    border-radius: 4px;
    padding: 2px 8px;
    font-size: 12px;
  }
  .subtle-button:hover {
    background: var(--surface-selected);
  }
  .reader-empty {
    color: var(--muted);
    align-content: center;
    justify-items: center;
    gap: 6px;
    padding: 36px;
    display: grid;
  }
  .reader-empty p {
    text-align: center;
    max-width: 220px;
    margin: 0;
    font-size: 14px;
  }
  .reader-empty strong {
    font-size: 17px;
  }
  .empty-icon {
    opacity: 0.4;
  }
  .reader-card {
    min-height: 0;
    padding: 20px 22px;
    overflow-y: auto;
  }
  .reader-head {
    margin-bottom: 22px;
  }
  .reader-title {
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    display: flex;
  }
  .reader-title h1 {
    margin: 0;
    font-size: 21px;
    line-height: 1.25;
  }
  .reader-title p {
    color: var(--muted);
    margin: 6px 0 0;
    font-size: 13px;
  }
  .reader-head dl {
    gap: 6px;
    margin-top: 14px;
    display: grid;
  }
  .reader-head dl div {
    grid-template-columns: 50px minmax(0, 1fr);
    gap: 8px;
    font-size: 14px;
    display: grid;
  }
  .reader-head dt {
    color: var(--muted);
    font-weight: 500;
  }
  .warning {
    background: var(--error-tint);
    color: #b3261e;
    border-radius: 6px;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 16px;
    padding: 10px 12px;
    font-size: 13px;
    display: flex;
  }
  .message-body {
    color: var(--ink);
    overflow-wrap: anywhere;
    font-size: 15px;
    line-height: 1.65;
  }
  .attachments {
    border-top: 1px solid var(--line);
    margin-top: 22px;
    padding-top: 14px;
  }
  .attachments strong {
    align-items: center;
    gap: 6px;
    font-size: 14px;
    display: flex;
  }
  .attachments div {
    gap: 6px;
    margin-top: 8px;
    display: grid;
  }
  .attachment {
    background: var(--surface-soft);
    cursor: pointer;
    text-align: left;
    border: 0;
    border-radius: 6px;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 9px 11px;
    font-size: 13px;
    display: flex;
  }
  .attachment:hover {
    background: var(--surface-selected);
  }
  .attachment span {
    flex: 1;
    display: grid;
  }
  .attachment small {
    color: var(--muted);
  }
  @media (width<=640px) {
    .mobile-back {
      display: inline-flex;
    }
  }


/* ── compose dialog ── */
  .overlay {
    z-index: 80;
    background: #07130e6b;
    place-items: end center;
    padding: 18px;
    display: grid;
    position: fixed;
    inset: 0;
  }
  .compose-window {
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 6px;
    width: min(680px, 100%);
    max-height: min(780px, 100dvh - 36px);
    display: grid;
    overflow: auto;
    box-shadow: 0 30px 80px #04100b59;
  }


/* ── settings drawer ── */
  .drawer-overlay {
    z-index: 74;
    background: #07130e6b;
    position: fixed;
    inset: 0;
  }
  .settings-drawer {
    z-index: 75;
    background: var(--surface);
    border-left: 1px solid var(--line);
    width: min(450px, 100vw);
    position: fixed;
    top: 0;
    bottom: 0;
    right: 0;
    overflow: auto;
    box-shadow: -18px 0 52px #091b1438;
  }


/* ── recipient combobox ── */
  .combobox {
    position: relative;
  }
  .combobox input {
    width: 100%;
  }
  .combobox-list {
    z-index: 90;
    border: 1px solid var(--line);
    background: var(--surface);
    border-radius: 6px;
    max-height: 220px;
    margin: 0;
    padding: 4px;
    list-style: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    overflow: auto;
    box-shadow: 0 12px 30px #04100b40;
  }
  .combobox-list li {
    display: block;
  }
  .combobox-list button {
    text-align: left;
    cursor: pointer;
    background: 0 0;
    border: 0;
    border-radius: 6px;
    width: 100%;
    padding: 6px 8px;
    font-size: 13px;
    display: block;
  }
  .combobox-list button.active,
  .combobox-list button:hover {
    background: var(--rail);
    color: var(--rail-text);
  }


/* ── rich text editor ── */
  .rte-toolbar {
    border-bottom: 1px solid var(--line-soft);
    gap: 2px;
    padding: 4px 0 8px;
    display: flex;
  }
  .rte-toolbar button {
    block-size: 30px;
    inline-size: 30px;
    color: var(--ink);
    background: 0 0;
    border: 1px solid #0000;
    border-radius: 6px;
    place-items: center;
    padding: 0;
    display: grid;
  }
  .rte-toolbar button:hover {
    background: var(--surface-soft);
    border-color: var(--line);
  }
  .rte-body {
    outline: none;
    flex: 1;
    min-height: 190px;
    padding: 8px 0;
    overflow: auto;
  }
  .rte-body:empty:before {
    content: attr(data-placeholder);
    color: var(--muted);
    opacity: 0.82;
  }
  .rte-body blockquote {
    border-left: 3px solid var(--line);
    color: var(--muted);
    margin: 6px 0;
    padding-left: 10px;
  }
  .rte-body ul,
  .rte-body ol {
    padding-left: 22px;
  }
  .rte-body a {
    color: var(--accent);
  }


/* ── sync banner ── */
  .sync-status {
    color: var(--muted);
    align-items: center;
    gap: 6px;
    font-size: 12px;
    display: flex;
  }
  .sync-status .spin {
    animation: 0.8s linear infinite spin;
  }
  .sync-now {
    color: var(--accent);
    background: 0 0;
    border: 0;
    padding: 0 4px;
    font-weight: 700;
  }
  .sync-now:hover {
    text-decoration: underline;
  }
  .sync-banner {
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--danger) 8%, var(--surface));
    color: var(--danger);
    align-items: center;
    gap: 10px;
    padding: 9px 14px;
    font-size: 13px;
    display: flex;
  }
  .sync-banner.auth {
    background: color-mix(in srgb, #d6a62c 14%, var(--surface));
    color: #7a5a00;
  }
  .sync-banner-text {
    flex: 1;
    min-width: 0;
  }
  .sync-action {
    background: var(--surface);
    color: inherit;
    border: 0;
    border-radius: 6px;
    padding: 5px 10px;
    font-weight: 700;
  }
  .sync-action:hover {
    background: var(--surface-selected);
  }
  .icon-button {
    color: inherit;
    background: 0 0;
    border: 0;
    padding: 4px;
    display: inline-flex;
  }
  @keyframes spin {
    to {
      transform: rotate(360deg);
    }
  }


/* ── signal badge ── */
  .signal-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 5px;
    line-height: 1;
    white-space: nowrap;
  }
  .signal-badge.compact {
    padding: 2px 4px;
    gap: 0;
    border-radius: 4px;
    min-width: 0;
  }
  .signal-amber {
    background: #fff7e0;
    color: #9a6b00;
    border: 1px solid #f0d060;
  }
  .signal-blue {
    background: #e8f0fe;
    color: #1a56b4;
    border: 1px solid #b8d4f8;
  }
  .signal-red {
    background: #fdecea;
    color: #b3261e;
    border: 1px solid #f5c6c2;
  }
  .signal-muted {
    background: #f3f4f6;
    color: #61716c;
    border: 1px solid #dce4e1;
  }
  .signal-badge em {
    font-style: normal;
    opacity: 0.7;
    margin-left: 1px;
  }
  .signal-dismiss {
    border: 0;
    background: none;
    color: inherit;
    cursor: pointer;
    padding: 0 2px;
    margin-left: 2px;
    font-size: 15px;
    line-height: 1;
    opacity: 0.5;
  }
  .signal-dismiss:hover {
    opacity: 1;
  }