:root {
  color-scheme: dark;
  --bg: #07080c;
  --bg-2: #0b0d12;
  --panel: rgba(20, 22, 30, 0.72);
  --panel-solid: #15171f;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --ink: #e8ebf2;
  --ink-dim: #9aa3b2;
  --ink-soft: #6b7280;
  --accent: #7c5cff;
  --accent-2: #1ec8ff;
  --accent-soft: rgba(124, 92, 255, 0.18);
  --green: #2dd4bf;
  --amber: #fbbf24;
  --red: #f87171;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-lg: 0 30px 80px -30px rgba(0, 0, 0, 0.7), 0 12px 32px -16px rgba(124, 92, 255, 0.25);
  --shadow-sm: 0 4px 12px -4px rgba(0, 0, 0, 0.5);
  --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'JetBrains Mono', Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  position: relative;
  min-height: 100vh;
  background: radial-gradient(1100px 720px at 12% -10%, rgba(124, 92, 255, 0.18), transparent 60%),
    radial-gradient(900px 600px at 110% 10%, rgba(30, 200, 255, 0.14), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

button,
input {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: transparent;
  border: 0;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.bgGlow {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: radial-gradient(700px 400px at 50% 0%, rgba(124, 92, 255, 0.12), transparent 60%);
  pointer-events: none;
}

.app {
  width: min(1240px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 80px;
}

/* ---------- BRAND ---------- */
.brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.brandMark {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brandLogo {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 12px;
  color: #0b0d12;
  box-shadow: 0 8px 24px -8px rgba(124, 92, 255, 0.6);
}

.brandTitle {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brandSub {
  margin-top: 2px;
  color: var(--ink-soft);
  font-size: 12px;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  font-size: 12.5px;
  color: var(--ink-dim);
  transition: color 0.2s, border-color 0.2s;
}

.statusDot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ink-soft);
  position: relative;
}

.status[data-state='live'] {
  color: var(--green);
  border-color: rgba(45, 212, 191, 0.35);
}

.status[data-state='live'] .statusDot {
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(45, 212, 191, 0.55);
  animation: pulse 1.8s ease-out infinite;
}

.status[data-state='polling'] {
  color: var(--amber);
  border-color: rgba(251, 191, 36, 0.35);
}

.status[data-state='polling'] .statusDot {
  background: var(--amber);
}

.status[data-state='offline'] {
  color: var(--red);
  border-color: rgba(248, 113, 113, 0.35);
}

.status[data-state='offline'] .statusDot {
  background: var(--red);
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(45, 212, 191, 0.55);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(45, 212, 191, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(45, 212, 191, 0);
  }
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  padding: 28px 28px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.4), rgba(30, 200, 255, 0.15) 40%, transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.heroLabel {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 10px;
}

.heroRow {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.emailValue {
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.01em;
  word-break: break-all;
  background: linear-gradient(120deg, #fff 30%, #d4caff 70%, #aeefff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  flex: 1;
  min-width: 0;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
}

.chip:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(124, 92, 255, 0.55);
}

.chip:active {
  transform: scale(0.98);
}

.chip.copied {
  background: rgba(45, 212, 191, 0.18);
  border-color: rgba(45, 212, 191, 0.6);
  color: var(--green);
}

.heroMeta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}

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

.metaLabel {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.metaItem code {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 8px;
  user-select: all;
}

.heroActions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: background 0.15s, border-color 0.15s, transform 0.15s, box-shadow 0.15s;
  line-height: 1;
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), #5b3ee0);
  color: #fff;
  box-shadow: 0 8px 24px -10px rgba(124, 92, 255, 0.7);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px -10px rgba(124, 92, 255, 0.9);
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-strong);
  color: var(--ink);
}

.btn.ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(124, 92, 255, 0.45);
}

.btn.danger {
  background: rgba(248, 113, 113, 0.08);
  border-color: rgba(248, 113, 113, 0.35);
  color: #f8a4a4;
}

.btn.danger:hover {
  background: rgba(248, 113, 113, 0.16);
  border-color: rgba(248, 113, 113, 0.6);
  color: #fda4a4;
}

button.ghost {
  padding: 4px 8px;
  font-size: 12px;
  color: var(--ink-dim);
  border-radius: 6px;
  border: 1px solid transparent;
  transition: color 0.15s, background 0.15s;
}

button.ghost:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
}

.iconBtn {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  color: var(--ink-dim);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.iconBtn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
  border-color: rgba(124, 92, 255, 0.4);
}

/* ---------- WORKSPACE ---------- */
.workspace {
  display: grid;
  grid-template-columns: minmax(300px, 380px) minmax(0, 1fr);
  gap: 18px;
  margin-top: 22px;
  min-height: 560px;
}

.inbox,
.reader {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.inboxHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}

.inboxTitleRow {
  display: flex;
  align-items: center;
  gap: 10px;
}

.inboxTitleRow h2 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.005em;
}

.counter {
  display: inline-grid;
  place-items: center;
  min-width: 26px;
  height: 22px;
  padding: 0 8px;
  background: rgba(124, 92, 255, 0.16);
  border: 1px solid rgba(124, 92, 255, 0.35);
  border-radius: 999px;
  color: #cabbff;
  font-size: 12px;
  font-weight: 700;
}

.liveBadge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 22px;
  padding: 0 10px 0 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  background: rgba(45, 212, 191, 0.12);
  border: 1px solid rgba(45, 212, 191, 0.32);
  color: var(--green);
  transition: background 0.2s, border-color 0.2s, color 0.2s, opacity 0.2s;
  user-select: none;
}

.liveBadge .liveSpin {
  animation: liveSpin 4s linear infinite;
  transform-origin: 50% 50%;
  flex: none;
}

.liveBadge[data-state="connecting"] {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--line-strong);
  color: var(--ink-soft);
}

.liveBadge[data-state="connecting"] .liveSpin {
  animation-duration: 1.2s;
}

.liveBadge[data-state="polling"] {
  background: rgba(245, 158, 11, 0.14);
  border-color: rgba(245, 158, 11, 0.4);
  color: var(--amber);
}

.liveBadge[data-state="polling"] .liveSpin {
  animation-duration: 1.6s;
}

.liveBadge[data-state="offline"] {
  background: rgba(248, 113, 113, 0.14);
  border-color: rgba(248, 113, 113, 0.4);
  color: var(--red);
}

.liveBadge[data-state="offline"] .liveSpin {
  animation-play-state: paused;
  opacity: 0.5;
}

@keyframes liveSpin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .liveBadge .liveSpin {
    animation: none;
  }
}

.messageList {
  flex: 1;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

.messageList::-webkit-scrollbar {
  width: 8px;
}

.messageList::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 4px;
}

.messageItem {
  display: grid;
  gap: 4px;
  width: 100%;
  padding: 14px 18px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  text-align: left;
  cursor: pointer;
  position: relative;
  transition: background 0.15s;
}

.messageItem::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: transparent;
  transition: background 0.15s;
}

.messageItem:hover {
  background: rgba(255, 255, 255, 0.03);
}

.messageItem.active {
  background: rgba(124, 92, 255, 0.1);
}

.messageItem.active::before {
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}

.messageItem.fresh {
  animation: fresh 1.4s ease-out;
}

@keyframes fresh {
  0% {
    background: rgba(45, 212, 191, 0.18);
  }
  100% {
    background: transparent;
  }
}

.messageItem .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.messageItem .from {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.messageItem .time {
  color: var(--ink-soft);
  font-size: 11px;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

.messageItem .subject {
  font-size: 14px;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.messageItem .preview {
  font-size: 12.5px;
  color: var(--ink-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.listEmpty {
  display: grid;
  place-items: center;
  min-height: 220px;
  padding: 20px;
  color: var(--ink-soft);
  font-size: 13px;
  text-align: center;
}

/* ---------- READER ---------- */
.reader {
  min-height: 560px;
}

.empty {
  margin: auto;
  text-align: center;
  padding: 40px;
  color: var(--ink-soft);
}

.emptyIllustration {
  display: grid;
  place-items: center;
  width: 96px;
  height: 96px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(124, 92, 255, 0.18), transparent 70%);
  color: rgba(255, 255, 255, 0.35);
}

.emptyTitle {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.emptyHint {
  font-size: 13px;
  max-width: 320px;
  margin: 0 auto;
  line-height: 1.5;
}

.messageHeader {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px 18px;
  border-bottom: 1px solid var(--line);
}

.messageHeader h2 {
  font-size: 20px;
  margin: 6px 0;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

.messageHeader .from {
  font-size: 13px;
  color: var(--ink-dim);
  overflow-wrap: anywhere;
}

.messageHeader .when {
  font-size: 12px;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 24px 0;
}

.attachment {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 12px;
  color: var(--ink-dim);
}

.messageBody {
  flex: 1;
  margin: 0;
  padding: 22px 24px 28px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font: 14.5px/1.65 var(--font-mono);
  color: var(--ink);
}

/* ---------- FOOTER ---------- */
.foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 22px;
  padding: 0 4px;
  font-size: 11.5px;
  color: var(--ink-soft);
  flex-wrap: wrap;
}

/* ---------- MODAL ---------- */
.modal[hidden] {
  display: none !important;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 20px;
  animation: fadeIn 0.18s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modalBackdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 6, 10, 0.72);
  backdrop-filter: blur(8px);
}

.modalCard {
  position: relative;
  z-index: 1;
  width: min(420px, 100%);
  padding: 22px 22px 18px;
  background: var(--panel-solid);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: rise 0.22s ease-out;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modalHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.modalHeader h3 {
  font-size: 17px;
  font-weight: 700;
}

.field {
  display: block;
  margin-bottom: 12px;
}

.field span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s, background 0.15s;
  font-family: var(--font-mono);
  font-size: 14px;
}

.field input::placeholder {
  color: var(--ink-soft);
}

.field input:focus {
  border-color: rgba(124, 92, 255, 0.7);
  background: rgba(255, 255, 255, 0.06);
}

.formError {
  margin: 4px 0 12px;
  padding: 10px 12px;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.35);
  border-radius: 8px;
  color: var(--red);
  font-size: 13px;
}

.modalActions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 14px;
}

/* ---------- TOASTS ---------- */
.toastHost {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 340px;
  padding: 12px 16px;
  background: var(--panel-solid);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  color: var(--ink);
  font-size: 13.5px;
  animation: toastIn 0.25s ease-out;
  pointer-events: auto;
}

.toast.success {
  border-color: rgba(45, 212, 191, 0.45);
}

.toast.success .toastDot {
  background: var(--green);
}

.toast.error {
  border-color: rgba(248, 113, 113, 0.45);
}

.toast.error .toastDot {
  background: var(--red);
}

.toastDot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 880px) {
  .app {
    width: min(100vw - 20px, 720px);
    padding: 18px 0 60px;
  }

  .brand {
    margin-bottom: 18px;
  }

  .hero {
    padding: 22px 20px 20px;
  }

  .heroMeta {
    flex-direction: column;
    align-items: stretch;
  }

  .heroActions {
    justify-content: flex-end;
  }

  .workspace {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .inbox,
  .reader {
    min-height: 360px;
  }

  .reader {
    order: 2;
  }

  .inbox {
    order: 1;
  }

  .messageList {
    max-height: 420px;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 14px;
  }

  .app {
    width: 100%;
    padding: 12px 12px 56px;
  }

  .brand {
    margin-bottom: 14px;
  }

  .brandTitle {
    font-size: 14px;
  }

  .brandLogo {
    width: 36px;
    height: 36px;
  }

  .hero {
    padding: 18px 16px 16px;
    border-radius: 18px;
  }

  .heroLabel {
    font-size: 10px;
  }

  .heroRow {
    gap: 10px;
  }

  .emailValue {
    font-size: clamp(18px, 5.6vw, 24px);
    flex: 1 1 100%;
  }

  .chip {
    padding: 8px 12px;
    font-size: 12px;
  }

  .heroMeta {
    gap: 12px;
    margin-top: 16px;
    padding-top: 14px;
  }

  .metaItem {
    gap: 8px;
  }

  .metaItem code {
    font-size: 13px;
    padding: 5px 8px;
  }

  .heroActions {
    width: 100%;
    justify-content: stretch;
  }

  .heroActions .btn {
    flex: 1;
    justify-content: center;
    padding: 11px 12px;
    font-size: 13px;
  }

  .workspace {
    gap: 12px;
    margin-top: 16px;
  }

  .inbox,
  .reader {
    border-radius: 16px;
    min-height: 320px;
  }

  .inboxHeader {
    padding: 14px 14px;
  }

  .inboxTitleRow {
    gap: 8px;
  }

  .liveBadgeText {
    display: none;
  }

  .liveBadge {
    padding: 0 6px;
  }

  .messageItem {
    padding: 12px 14px;
  }

  .messageHeader {
    padding: 16px 16px 12px;
  }

  .messageHeader h2 {
    font-size: 16px;
  }

  .messageBody {
    padding: 0 16px 18px;
    font-size: 13px;
  }

  .footer {
    flex-direction: column;
    gap: 4px;
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 480px) {
  .brandSub {
    display: none;
  }

  .status {
    font-size: 11px;
    padding: 6px 10px;
  }

  .chip span {
    display: none;
  }

  .toastHost {
    left: 12px;
    right: 12px;
    bottom: 12px;
  }

  .toast {
    max-width: none;
  }

  .modal {
    padding: 12px;
  }

  .modalCard {
    padding: 20px;
  }
}