:root {
  --lightbox-font-system: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  --lightbox-bg-canvas: #f3f4f8;
  --lightbox-bg-elevated: #ffffff;
  --lightbox-bg-subtle: #f7f8fb;
  --lightbox-bg-sidebar: #eef1f7;
  --lightbox-ink: #111827;
  --lightbox-ink-muted: rgba(17, 24, 39, 0.64);
  --lightbox-line: rgba(148, 163, 184, 0.26);
  --lightbox-blue: #007aff;
  --lightbox-green: #34c759;
  --lightbox-shadow-lg: 0 24px 60px rgba(15, 23, 42, 0.12);
  --lightbox-shadow-md: 0 14px 34px rgba(15, 23, 42, 0.08);
  --lightbox-radius-xl: 28px;
  --lightbox-radius-lg: 22px;
  --lightbox-radius-md: 16px;
}

html,
body {
  font-family: var(--lightbox-font-system);
}

body.task-login,
body.task-mail {
  color: var(--lightbox-ink);
  background:
    radial-gradient(circle at top left, rgba(0, 122, 255, 0.14), transparent 24%),
    radial-gradient(circle at bottom right, rgba(52, 199, 89, 0.1), transparent 20%),
    linear-gradient(180deg, #fbfcfe 0%, var(--lightbox-bg-canvas) 100%);
}

body.task-login {
  min-height: 100vh;
}

html.dark-mode body.task-login,
html.dark-mode body.task-mail {
  --lightbox-bg-canvas: #0f1117;
  --lightbox-bg-elevated: #171a22;
  --lightbox-bg-subtle: #1d2230;
  --lightbox-bg-sidebar: #151925;
  --lightbox-ink: #f5f7fb;
  --lightbox-ink-muted: rgba(245, 247, 251, 0.68);
  --lightbox-line: rgba(148, 163, 184, 0.2);
  background:
    radial-gradient(circle at top left, rgba(10, 132, 255, 0.18), transparent 22%),
    radial-gradient(circle at bottom right, rgba(48, 209, 88, 0.12), transparent 20%),
    linear-gradient(180deg, #0a0d14 0%, #10141d 100%);
}

body.task-login #layout-content {
  width: min(460px, 100%);
  min-height: auto;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

body.task-login #layout {
  min-height: 100vh;
  width: 100%;
  padding: 32px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

body.task-mail .lightbox-mail-summary__eyebrow {
  margin: 0 0 12px;
  color: var(--lightbox-blue);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

body.task-login #login-form {
  margin: 0;
  width: 100%;
  padding: 28px;
  border: 1px solid var(--lightbox-line);
  border-radius: var(--lightbox-radius-xl);
  background: var(--lightbox-bg-elevated);
  box-shadow: var(--lightbox-shadow-lg);
}

body.task-login #login-form table,
body.task-login #login-form tbody,
body.task-login #login-form tr {
  display: block;
  width: 100%;
}

body.task-login #login-form tr + tr {
  margin-top: 16px;
}

body.task-login #login-form td {
  display: block;
  width: 100%;
  padding: 0;
}

body.task-login #login-form td.input {
  width: 100%;
}

body.task-login #login-form td.title {
  margin-bottom: 8px;
}

body.task-login #login-form label {
  color: var(--lightbox-ink-muted);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

body.task-login #login-form .form-control {
  display: block;
  width: 100% !important;
  min-height: 54px;
  padding: 0 16px;
  border-radius: 16px;
  border: 1px solid var(--lightbox-line);
  background: var(--lightbox-bg-subtle);
  color: var(--lightbox-ink);
  font-size: 16px;
  box-shadow: none;
}

body.task-login #login-form .form-control:focus {
  border-color: rgba(0, 122, 255, 0.4);
  box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.16);
}

body.task-login #login-form .formbuttons {
  margin: 20px 0 0;
}

body.task-login #login-form .formbuttons .button {
  width: 100%;
}

body.task-login #rcmloginsubmit,
body.task-login .lightbox-admin-link__button,
body.task-mail .lightbox-mail-admin,
body.task-mail .lightbox-mail-summary__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  background: var(--lightbox-blue);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  box-shadow: 0 12px 24px rgba(0, 122, 255, 0.24);
}

body.task-login .lightbox-admin-link {
  margin-top: 16px;
  display: flex;
  justify-content: center;
}

body.task-login .lightbox-admin-link__button {
  background: rgba(0, 122, 255, 0.12);
  color: var(--lightbox-blue);
  box-shadow: none;
}

body.task-login #login-footer {
  width: 100%;
  margin-top: 14px;
  padding: 0;
  border: 0;
  color: transparent;
  font-size: 0;
  text-align: center;
  background: transparent;
  box-shadow: none;
}

body.task-login #layout-content #logo {
  width: 112px;
  margin-bottom: 22px;
}

body.task-mail #layout {
  padding: 18px;
}

body.task-mail #layout-menu,
body.task-mail #layout-sidebar,
body.task-mail #layout-list,
body.task-mail #layout-content {
  border: 1px solid var(--lightbox-line);
  box-shadow: var(--lightbox-shadow-md);
}

body.task-mail #layout-menu {
  margin-right: 16px;
  border-radius: 30px;
  background: var(--lightbox-bg-sidebar);
}

body.task-mail #layout-sidebar,
body.task-mail #layout-list,
body.task-mail #layout-content {
  border-radius: var(--lightbox-radius-xl);
  background: var(--lightbox-bg-elevated);
}

body.task-mail #layout-sidebar .header,
body.task-mail #messagelist-header,
body.task-mail #layout-content > .header {
  min-height: 72px;
  padding: 18px 20px;
  background: var(--lightbox-bg-subtle);
  border-bottom: 1px solid var(--lightbox-line);
}

body.task-mail #layout-sidebar .header-title,
body.task-mail #messagelist-header .header-title,
body.task-mail #layout-content > .header .header-title {
  color: var(--lightbox-ink);
  font-weight: 700;
  letter-spacing: -0.02em;
}

body.task-mail #folderlist-content,
body.task-mail #messagelist-content,
body.task-mail #layout-content .iframe-wrapper {
  background: var(--lightbox-bg-elevated);
}

body.task-mail .lightbox-mail-summary {
  margin: 16px;
  padding: 18px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(0, 122, 255, 0.08), rgba(0, 122, 255, 0.02));
  border: 1px solid rgba(0, 122, 255, 0.14);
}

html.dark-mode body.task-mail .lightbox-mail-summary {
  background: linear-gradient(180deg, rgba(10, 132, 255, 0.18), rgba(10, 132, 255, 0.08));
}

body.task-mail .lightbox-mail-summary h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

body.task-mail .lightbox-mail-summary p {
  margin: 10px 0 16px;
  color: var(--lightbox-ink-muted);
  font-size: 14px;
  line-height: 1.5;
}

body.task-mail .lightbox-mail-admin {
  min-height: 40px;
  padding: 0 14px;
  background: rgba(0, 122, 255, 0.12);
  color: var(--lightbox-blue);
  box-shadow: none;
}

body.task-mail #layout-menu .popover-header {
  padding: 20px 18px 16px;
  background: transparent;
  border-bottom: 1px solid var(--lightbox-line);
}

body.task-mail #layout-menu #logo {
  max-width: 78px;
}

body.task-mail #taskmenu a,
body.task-mail .toolbar a,
body.task-mail .header a.button,
body.task-mail .header .button,
body.task-mail .pagenav a.button {
  border-radius: 14px;
}

body.task-mail #taskmenu .compose {
  min-height: 48px;
  border-radius: 999px;
  background: var(--lightbox-blue);
  color: #fff;
  box-shadow: 0 12px 24px rgba(0, 122, 255, 0.22);
}

body.task-mail #taskmenu .mail.selected,
body.task-mail #taskmenu .contacts.selected,
body.task-mail #taskmenu .settings.selected {
  background: rgba(0, 122, 255, 0.12);
  color: var(--lightbox-blue);
}

body.task-mail .listing li a,
body.task-mail .listing tbody tr {
  border-radius: 14px;
}

body.task-mail .listing li.selected,
body.task-mail .listing li.selected > a,
body.task-mail .listing tr.selected,
body.task-mail .listing tr.selected td {
  background: rgba(0, 122, 255, 0.12) !important;
  color: var(--lightbox-ink);
}

body.task-mail .searchbar {
  margin: 16px;
  border: 1px solid var(--lightbox-line);
  border-radius: 18px;
  background: var(--lightbox-bg-subtle);
}

body.task-mail .searchbar input,
body.task-mail .searchbar button,
body.task-mail .searchbar .form-control {
  color: var(--lightbox-ink);
}

body.task-mail #messagelist-content,
body.task-mail #folderlist-content {
  padding: 10px;
}

body.task-mail #layout-sidebar .footer.small {
  min-height: 56px;
  padding: 12px 18px 18px;
  background: var(--lightbox-bg-subtle);
  border-top: 1px solid var(--lightbox-line);
}

body.task-mail .quota-widget {
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(52, 199, 89, 0.1);
  color: #1a7f3c;
}

html.dark-mode body.task-mail .quota-widget {
  color: #8ce7a8;
}

body.task-mail .iframe-wrapper iframe {
  background: var(--lightbox-bg-elevated);
}

body.task-mail .popupmenu,
body.task-mail .dialog,
body.task-mail .ui-dialog,
body.task-mail #messagestack .notice,
body.task-mail #messagestack .error,
body.task-mail #messagestack .confirmation {
  border-radius: 20px;
}

@media (max-width: 1200px) {
  body.task-login #layout-content {
    width: min(460px, 100%);
  }
}

@media (max-width: 900px) {
  body.task-mail #layout {
    padding: 10px;
  }

  body.task-mail #layout-menu,
  body.task-mail #layout-sidebar,
  body.task-mail #layout-list,
  body.task-mail #layout-content {
    border-radius: 22px;
  }
}

@media (max-width: 640px) {
  body.task-login #layout-content {
    width: 100%;
  }

  body.task-login #login-form {
    padding: 22px;
  }

  body.task-login #layout {
    padding: 20px 10px;
  }
}