/* ============ EMAIL — 3-pane layout ============ */
.mail-hero {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 24px; margin-bottom: 20px;
  animation: rise-in 600ms cubic-bezier(.2,.7,.2,1) both;
}
.mail-hero .hero-title { font-size: clamp(24px, 2.4vw, 28px); margin-bottom: 6px; }
.mail-hero .hero-sub { font-size: 13.5px; }

.mail-shell {
  display: grid;
  grid-template-columns: 220px minmax(320px, 1fr) minmax(0, 1.4fr);
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  height: calc(100vh - 240px);
  min-height: 560px;
  animation: rise-in 600ms cubic-bezier(.2,.7,.2,1) both;
  animation-delay: 80ms;
}

/* ---- Folder rail ---- */
.mail-rail {
  display: flex; flex-direction: column;
  padding: 18px 14px;
  border-right: 1px solid var(--border-soft);
  background: var(--bg-card);
  overflow-y: auto;
  gap: 18px;
}
.mail-rail::-webkit-scrollbar { width: 4px; }
.mail-rail::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.mail-compose {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--primary); color: #fff;
  padding: 11px 14px;
  border-radius: 9px;
  font-size: 13px; font-weight: 600;
  box-shadow: 0 2px 6px -1px var(--primary-ring);
  transition: background 180ms;
}
.mail-compose:hover { background: var(--primary-dark); }
.mail-compose svg { width: 14px; height: 14px; stroke: currentColor; stroke-width: 2; fill: none; }

.mail-rail-section { display: flex; flex-direction: column; gap: 1px; }
.mail-rail-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--t-light);
  padding: 0 10px 8px;
}

.mail-folder {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--t-muted);
  font-size: 13px;
  font-weight: 500;
  transition: background 160ms ease, color 160ms ease;
  cursor: pointer;
}
.mail-folder svg {
  width: 15px; height: 15px;
  stroke: currentColor; stroke-width: 1.75; fill: none;
  flex-shrink: 0;
}
.mail-folder:hover { background: var(--bg-hover); color: var(--t-base); }
.mail-folder.is-active {
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 600;
}
.mail-folder-name { flex: 1; min-width: 0; }
.mail-folder-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  color: var(--t-light);
  font-weight: 500;
}
.mail-folder.is-active .mail-folder-count { color: var(--primary); }
.mail-folder-count.is-strong {
  background: var(--primary);
  color: #fff;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 10px;
}
.mail-folder.is-active .mail-folder-count.is-strong { background: var(--primary); color: #fff; }

.mail-label-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.mail-rail-storage {
  margin-top: auto;
  padding: 14px 10px 4px;
  border-top: 1px solid var(--border-soft);
}
.mail-storage-head {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11.5px; color: var(--t-muted); font-weight: 500;
  margin-bottom: 8px;
}
.mail-storage-head .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  color: var(--t-light);
  letter-spacing: 0.04em;
}
.mail-storage-bar {
  height: 4px;
  background: var(--bg-muted);
  border-radius: 99px;
  overflow: hidden;
}
.mail-storage-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--purple));
  border-radius: 99px;
  animation: bar-in 900ms cubic-bezier(.2,.7,.2,1) 300ms both;
  transform-origin: left;
}
.mail-storage-foot {
  font-size: 11px;
  color: var(--t-light);
  margin-top: 6px;
}
.mail-storage-foot a { color: var(--primary); font-weight: 600; }

/* ---- Message list ---- */
.mail-list {
  display: flex; flex-direction: column;
  border-right: 1px solid var(--border-soft);
  background: var(--bg-card);
  min-width: 0;
  overflow: hidden;
}
.mail-list-head {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-soft);
  display: flex; flex-direction: column; gap: 12px;
}
.mail-list-toptools {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px;
}
.mail-list-title {
  font-family: 'Inter Tight', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: var(--t-base);
  letter-spacing: -0.018em;
}
.mail-list-title .meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  color: var(--t-light);
  font-weight: 500;
  margin-left: 8px;
  letter-spacing: 0.04em;
}
.mail-list-tools { display: flex; gap: 2px; }
.mail-tool {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  border-radius: 7px;
  color: var(--t-muted);
  transition: background 160ms, color 160ms;
}
.mail-tool:hover { background: var(--bg-hover); color: var(--t-base); }
.mail-tool svg { width: 14px; height: 14px; stroke: currentColor; stroke-width: 1.8; fill: none; }

.mail-search {
  position: relative;
}
.mail-search input {
  width: 100%;
  padding: 8px 10px 8px 32px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-muted);
  font-size: 12.5px;
  color: var(--t-base);
  outline: 0;
  transition: border-color 180ms, box-shadow 180ms, background 180ms;
}
.mail-search input::placeholder { color: var(--t-light); }
.mail-search input:focus {
  border-color: var(--primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.mail-search svg {
  position: absolute;
  left: 10px; top: 50%; transform: translateY(-50%);
  width: 13px; height: 13px;
  stroke: var(--t-light); stroke-width: 2; fill: none;
  pointer-events: none;
}

.mail-tabs {
  display: flex;
  gap: 4px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-card);
}
.mail-tab {
  padding: 10px 4px;
  margin-right: 14px;
  font-size: 12px;
  color: var(--t-muted);
  font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: color 160ms, border-color 160ms;
  position: relative;
  top: 1px;
}
.mail-tab:hover { color: var(--t-base); }
.mail-tab.is-active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}
.mail-tab .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--t-light);
  margin-left: 4px;
  letter-spacing: 0.04em;
}
.mail-tab.is-active .num { color: var(--primary); }

.mail-list-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}
.mail-list-scroll::-webkit-scrollbar { width: 4px; }
.mail-list-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.mail-row {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-soft);
  cursor: pointer;
  transition: background 160ms ease;
  position: relative;
}
.mail-row:hover { background: var(--bg-hover); }
.mail-row.is-active {
  background: var(--primary-soft);
  box-shadow: inset 3px 0 0 var(--primary);
}
.mail-row.is-unread::before {
  content: '';
  position: absolute;
  left: 8px; top: 18px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--primary);
}

.mail-row-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: grid; place-items: center;
  color: #fff;
  font-weight: 600;
  font-size: 12px;
  flex-shrink: 0;
}
.ma-1 { background: linear-gradient(135deg, var(--primary), var(--purple)); }
.ma-2 { background: linear-gradient(135deg, var(--success), var(--teal)); }
.ma-3 { background: linear-gradient(135deg, var(--danger), var(--warning)); }
.ma-4 { background: linear-gradient(135deg, var(--info), var(--primary-light)); }
.ma-5 { background: linear-gradient(135deg, var(--orange), var(--pink)); }
.ma-6 { background: linear-gradient(135deg, var(--purple), var(--pink)); }

.mail-row-body { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.mail-row-top {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 8px;
}
.mail-row-from {
  font-size: 13px;
  color: var(--t-base);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.mail-row.is-unread .mail-row-from { font-weight: 700; }
.mail-row-time {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--t-light);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.mail-row.is-unread .mail-row-time { color: var(--primary); }

.mail-row-subject {
  font-size: 12.5px;
  color: var(--t-base);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mail-row.is-unread .mail-row-subject { font-weight: 600; }

.mail-row-preview {
  font-size: 12px;
  color: var(--t-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mail-row-tags { display: flex; gap: 5px; margin-top: 4px; flex-wrap: wrap; }
.mail-tag {
  font-size: 9.5px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.4;
}
.mail-tag.work    { background: var(--primary-soft); color: var(--primary); }
.mail-tag.team    { background: var(--success-soft); color: var(--success); }
.mail-tag.finance { background: var(--purple-soft);  color: var(--purple); }
.mail-tag.invoice { background: var(--warning-soft); color: var(--warning); }
.mail-tag.travel  { background: var(--info-soft);    color: var(--info); }
.mail-tag.attach {
  background: var(--bg-muted);
  color: var(--t-muted);
  display: inline-flex; align-items: center; gap: 3px;
}
.mail-tag.attach svg { width: 9px; height: 9px; stroke: currentColor; stroke-width: 2.4; fill: none; }

.mail-star {
  position: absolute;
  right: 16px; bottom: 12px;
  color: var(--t-light);
  cursor: pointer;
  transition: color 160ms;
}
.mail-star svg { width: 13px; height: 13px; stroke: currentColor; stroke-width: 1.8; fill: none; }
.mail-star:hover { color: var(--warning); }
.mail-star.is-on { color: var(--warning); }
.mail-star.is-on svg { fill: var(--warning); }

/* ---- Reader pane ---- */
.mail-reader {
  display: flex; flex-direction: column;
  background: var(--bg-card);
  min-width: 0;
  overflow: hidden;
}

.reader-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 22px;
  border-bottom: 1px solid var(--border-soft);
  gap: 10px;
}
.reader-tools-group { display: flex; gap: 2px; align-items: center; }
.reader-tools-group .sep {
  width: 1px; height: 18px; background: var(--border-soft);
  margin: 0 6px;
}

.reader-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 24px 28px 28px;
}
.reader-scroll::-webkit-scrollbar { width: 5px; }
.reader-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.reader-head { margin-bottom: 18px; }
.reader-subject {
  font-family: 'Inter Tight', sans-serif;
  font-weight: 700;
  font-size: 22px;
  line-height: 1.25;
  letter-spacing: -0.022em;
  color: var(--t-base);
  margin: 0 0 10px;
}
.reader-meta-row {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
}
.reader-meta-row .mail-tag { font-size: 10px; padding: 3px 8px; }

.reader-card {
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 14px;
}
.reader-card-head {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 16px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-soft);
}
.reader-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: grid; place-items: center;
  color: #fff;
  font-weight: 600;
  font-size: 13px;
  flex-shrink: 0;
}
.reader-from-block { flex: 1; min-width: 0; line-height: 1.3; }
.reader-from-name {
  font-size: 13.5px;
  color: var(--t-base);
  font-weight: 600;
}
.reader-from-email {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--t-muted);
  letter-spacing: 0.02em;
}
.reader-from-meta {
  font-size: 11.5px;
  color: var(--t-light);
  margin-top: 4px;
}
.reader-time-block {
  text-align: right;
  font-size: 11.5px;
  color: var(--t-muted);
  flex-shrink: 0;
}
.reader-time-block .mono {
  font-family: 'JetBrains Mono', monospace;
  color: var(--t-light);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  display: block;
  margin-top: 2px;
}
.reader-actions { display: flex; gap: 4px; margin-left: 4px; }

.reader-body {
  padding: 18px 16px;
  font-size: 13.5px;
  color: var(--t-base);
  line-height: 1.65;
  background: var(--bg-card);
}
.reader-body p { margin: 0 0 12px; }
.reader-body p:last-child { margin-bottom: 0; }
.reader-body strong { color: var(--t-base); font-weight: 600; }
.reader-body a { color: var(--primary); font-weight: 500; }
.reader-body ul {
  margin: 0 0 12px; padding-left: 18px; list-style: disc;
}
.reader-body li { margin: 4px 0; }
.reader-quote {
  margin: 14px 0 4px;
  padding: 12px 14px;
  border-left: 2px solid var(--border);
  background: var(--bg-muted);
  border-radius: 0 8px 8px 0;
  font-size: 12.5px;
  color: var(--t-muted);
}

.reader-attach {
  padding: 14px 16px;
  border-top: 1px solid var(--border-soft);
  background: var(--bg-card);
}
.reader-attach-head {
  display: flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  color: var(--t-light);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.reader-attach-head svg { width: 11px; height: 11px; stroke: currentColor; stroke-width: 2; fill: none; }
.reader-attach-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 10px;
}
.reader-attach-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px;
  border: 1px solid var(--border-soft);
  border-radius: 9px;
  background: var(--bg-card);
  transition: border-color 160ms, box-shadow 160ms, transform 160ms;
  cursor: pointer;
}
.reader-attach-item:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.attach-ico {
  width: 34px; height: 34px;
  border-radius: 8px;
  display: grid; place-items: center;
  flex-shrink: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
}
.attach-ico.pdf { background: var(--danger); }
.attach-ico.doc { background: var(--primary); }
.attach-ico.xls { background: var(--success); }
.attach-ico.img { background: var(--purple); }
.attach-ico.zip { background: var(--orange); }

.attach-meta { line-height: 1.3; min-width: 0; }
.attach-name {
  font-size: 12.5px;
  color: var(--t-base);
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.attach-size {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--t-light);
  letter-spacing: 0.04em;
}

.reader-collapsed {
  padding: 12px 16px;
  background: var(--bg-card);
  display: flex; align-items: center; gap: 12px;
  cursor: pointer;
  transition: background 160ms;
}
.reader-collapsed:hover { background: var(--bg-hover); }
.reader-collapsed .reader-avatar { width: 28px; height: 28px; font-size: 11px; }
.reader-collapsed-from { font-size: 12.5px; color: var(--t-base); font-weight: 600; }
.reader-collapsed-preview {
  flex: 1; min-width: 0;
  font-size: 12px; color: var(--t-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.reader-collapsed-time {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--t-light);
  letter-spacing: 0.04em;
}

.reader-replybar {
  display: flex; align-items: center; gap: 6px;
  padding: 14px 16px;
  margin-top: 8px;
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  background: var(--bg-muted);
}
.reader-replybar input {
  flex: 1; background: transparent; border: 0; outline: 0;
  font-size: 13px; color: var(--t-base); padding: 4px 6px;
}
.reader-replybar input::placeholder { color: var(--t-light); }
.reader-replybar .reply-send {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  border-radius: 8px;
  background: var(--primary); color: #fff;
  transition: background 180ms;
  flex-shrink: 0;
}
.reader-replybar .reply-send:hover { background: var(--primary-dark); }
.reader-replybar .reply-send svg { width: 14px; height: 14px; stroke: currentColor; stroke-width: 2; fill: none; }