/* MBOX Viewer — neo-brutalist palette & layout */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@500;700;800;900&family=IBM+Plex+Mono:wght@400;500;700&display=swap");

:root {
  --ink: #050508;
  --void: #0b0b10;
  --panel: #17171f;
  --panel-2: #20202a;
  --panel-3: #111118;
  --paper: #f7f5ef;
  --muted: #b9b7c6;
  --hot-pink: #ff45bd;
  --electric-lime: #b8ff24;
  --sky-blue: #6ee7ff;
  --purple: #9b5cff;
  --accent: var(--electric-lime);
  --line: rgba(255, 255, 255, 0.18);
  --shadow: 10px 10px 0 #000;
  --shadow-sm: 6px 6px 0 #000;
  --border: 3px solid #000;
  --radius: 18px;
  --scrollbar-size: 10px;
  --scrollbar-track: var(--void);
  --scrollbar-thumb: #2a2a38;
  --scrollbar-thumb-hover: var(--hot-pink);
  --scrollbar-thumb-active: var(--electric-lime);
}

*, *::before, *::after { box-sizing: border-box; }
html { min-height: 100%; -webkit-text-size-adjust: 100%; }

body.email-viewer {
  margin: 0;
  min-height: 100vh;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  color: var(--paper);
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  background:
    radial-gradient(circle at 10% 5%, rgba(184, 255, 36, 0.18), transparent 22rem),
    radial-gradient(circle at 95% 8%, rgba(255, 69, 189, 0.26), transparent 25rem),
    radial-gradient(circle at 80% 92%, rgba(110, 231, 255, 0.16), transparent 24rem),
    linear-gradient(135deg, #050508 0%, #11111a 48%, #17101f 100%);
}

::selection { background: var(--electric-lime); color: var(--ink); }

/* Unified scrollbars */
.email-viewer,
.email-viewer * {
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

.email-viewer ::-webkit-scrollbar {
  width: var(--scrollbar-size);
  height: var(--scrollbar-size);
}

.email-viewer ::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
  border-radius: 999px;
}

.email-viewer ::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--scrollbar-thumb) 0%, #1e1e28 100%);
  border: 2px solid #000;
  border-radius: 999px;
  min-height: 40px;
}

.email-viewer ::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--scrollbar-thumb-hover) 0%, #c93490 100%);
}

.email-viewer ::-webkit-scrollbar-thumb:active {
  background: linear-gradient(180deg, var(--scrollbar-thumb-active) 0%, #8fcc1a 100%);
}

.email-viewer ::-webkit-scrollbar-corner {
  background: var(--scrollbar-track);
}

h2, h4, button, label, .brand, .subj {
  font-family: "Inter", Impact, sans-serif;
}

h2 {
  margin: 0 0 18px;
  line-height: 0.95;
  letter-spacing: -0.045em;
  text-transform: uppercase;
  font-size: clamp(1.45rem, 3vw, 2.5rem);
  font-weight: 900;
}

code, pre, input, .kbd {
  font-family: "IBM Plex Mono", monospace;
}

button, .btn, label.btn, .chip, .pill, .badge, .label-pill {
  border: 3px solid #000;
  border-radius: 999px;
  box-shadow: 4px 4px 0 #000;
  font-weight: 900;
}

button, .btn, label.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 44px;
  padding: 10px 16px;
  background: var(--electric-lime);
  color: var(--ink);
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

button:hover, .btn:hover, label.btn:hover {
  transform: translate(-2px, -2px);
  background: var(--sky-blue);
  box-shadow: 7px 7px 0 #000;
}

button:active, .btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 #000;
}

button.secondary, .btn.secondary {
  background: var(--panel-2);
  color: var(--paper);
}

input[type="text"], input:not([type]) {
  width: 100%;
  padding: 12px 14px;
  border: 3px solid #000;
  border-radius: 12px;
  background: var(--paper);
  color: var(--ink);
  font: 500 0.95rem/1.45 "IBM Plex Mono", monospace;
  box-shadow: 5px 5px 0 #000;
}

input:focus {
  outline: 4px solid var(--electric-lime);
  outline-offset: 3px;
}

input[type="checkbox"] {
  width: auto;
  min-width: 22px;
  height: 22px;
  margin-right: 8px;
  accent-color: var(--hot-pink);
  box-shadow: none;
}

.file {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.hidden { display: none !important; }

.small, .meta, .from, .date, .kv, .section h4, .hint {
  color: var(--muted);
}

.panel-surface {
  border: var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-3) 100%);
  box-shadow: var(--shadow-sm);
}

/* App grid */
.email-viewer .app {
  height: 100%;
  max-height: 100%;
  min-height: 0;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  grid-template-rows: auto minmax(0, 1fr);
  grid-template-areas: "topbar topbar" "sidebar content";
  gap: 18px;
  padding: 24px;
}

.topbar {
  grid-area: topbar;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px;
  border: var(--border);
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(255, 69, 189, 0.92), rgba(110, 231, 255, 0.58));
  box-shadow: var(--shadow);
}

.brand {
  font-size: 1.25rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.03em;
}

.brand b {
  color: var(--electric-lime);
  text-shadow: 2px 2px 0 #000;
}

.search {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.search input { margin: 0; }

.search-options {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.35);
  padding: 6px 10px;
  border: 2px solid #000;
  border-radius: 999px;
}

.pill, .badge, .label-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 5px 10px;
  background: var(--panel-2);
  color: var(--paper);
}

.pill {
  background: var(--electric-lime);
  color: var(--ink);
}

.pill.small, .badge {
  background: var(--electric-lime);
  color: var(--ink);
}

.pill.warn {
  background: var(--hot-pink);
  color: var(--ink);
}

.sidebar {
  grid-area: sidebar;
  overflow: auto;
  padding: 16px;
}

.section { margin-bottom: 20px; }

.section h4 {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.78rem;
}

.nav { display: grid; gap: 8px; }

.nav button {
  width: 100%;
  justify-content: space-between;
  background: var(--panel-2);
  color: var(--paper);
  border-radius: 14px;
}

.nav button.active,
.nav button:hover {
  background: var(--hot-pink);
  color: var(--ink);
}

.labels, .chips, .labels-mini {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  cursor: pointer;
  background: var(--panel-2);
  border-radius: 999px;
  padding: 5px 10px;
}

.chip.active, .chip:hover {
  background: var(--hot-pink);
  color: var(--ink);
}

.drop {
  padding: 12px;
  color: var(--muted);
  text-align: center;
  box-shadow: none;
  border-style: dashed;
}

.progress {
  height: 16px;
  border: 3px solid #000;
  border-radius: 999px;
  background: #000;
  overflow: hidden;
  box-shadow: 4px 4px 0 #000;
}

.progress > div {
  height: 100%;
  background: linear-gradient(90deg, var(--hot-pink), var(--electric-lime));
  width: 0%;
  transition: width 120ms ease;
}

.email-viewer .content {
  grid-area: content;
  display: grid;
  grid-template-columns: minmax(440px, 58%) minmax(320px, 1fr);
  gap: 18px;
  min-height: 0;
  overflow: hidden;
}

.email-viewer .list,
.email-viewer .viewer {
  overflow: auto;
  min-height: 0;
  max-height: 100%;
}

.list, .viewer .head, .row, .att, .drop, .htmlbox, .body pre {
  border: var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-3) 100%);
  box-shadow: var(--shadow-sm);
}

.list { padding: 12px; }

.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 60px 96px;
  gap: 8px;
  padding: 14px;
  margin-bottom: 10px;
  cursor: pointer;
}

.row:hover, .row.active {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
}

.subj {
  font-weight: 900;
  color: var(--paper);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.snippet {
  font-size: 0.78rem;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 4px;
}

.size-col {
  text-align: right;
  font-size: 0.72rem;
  font-family: "IBM Plex Mono", monospace;
  color: var(--sky-blue);
  align-self: center;
}

.label-pill {
  font-size: 0.72rem;
  background: var(--hot-pink);
  color: var(--ink);
  box-shadow: 2px 2px 0 #000;
  border-width: 2px;
}

.viewer { min-height: 0; }

.viewer .head, .body, .attachments { padding: 18px; }

.viewer h2 {
  color: var(--paper);
  text-shadow: 3px 3px 0 #000;
}

.kv {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 8px;
}

.loading-banner {
  margin: 0 0 12px;
  padding: 10px 14px;
  border: 3px solid #000;
  border-radius: 12px;
  background: var(--panel-2);
  color: var(--electric-lime);
  font-weight: 800;
  box-shadow: 4px 4px 0 #000;
}

.loading-banner.warn {
  background: rgba(255, 69, 189, 0.25);
  color: var(--paper);
}

.body .htmlbox, .body pre {
  padding: 14px;
  overflow: auto;
}

.body iframe {
  width: 100%;
  height: 60vh;
  border: 0;
  background: var(--paper);
  border-radius: 12px;
}

.body pre {
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  color: var(--paper);
}

.att {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  margin-top: 10px;
  gap: 12px;
}

.att .meta { flex: 1; min-width: 0; word-break: break-word; }

.list-empty {
  padding: 24px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 960px) {
  body.email-viewer { overflow: auto; }
  .email-viewer .app,
  .email-viewer .content {
    grid-template-columns: 1fr;
    height: auto;
  }
  .email-viewer .app {
    grid-template-areas: "topbar" "sidebar" "content";
  }
  .topbar { flex-wrap: wrap; }
  .row { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .email-viewer .app { padding: 14px; gap: 14px; }
}