:root {
  --bg: #f4efe7;
  --panel: #fffaf4;
  --panel-muted: #f2e8da;
  --line: #dfd1bd;
  --text: #2f2419;
  --soft: #7f6a53;
  --accent: #0f7b6c;
  --accent-2: #d96d32;
  --danger: #b5412d;
  --shadow: 0 18px 50px rgba(64, 46, 21, 0.12);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Trebuchet MS", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(217, 109, 50, 0.14), transparent 22rem),
    radial-gradient(circle at top right, rgba(15, 123, 108, 0.14), transparent 18rem),
    var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  font-family: "SFMono-Regular", Consolas, monospace;
  background: rgba(47, 36, 25, 0.06);
  padding: 0.15rem 0.35rem;
  border-radius: 8px;
}

.page-shell {
  width: min(1400px, calc(100vw - 2rem));
  margin: 1rem auto 3rem;
}

.page-shell-narrow {
  width: min(560px, calc(100vw - 2rem));
}

.hero-card,
.sub-hero,
.panel {
  background: rgba(255, 250, 244, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card,
.sub-hero {
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  padding: 2rem;
  margin-bottom: 1.5rem;
}

.hero-card-single {
  justify-content: flex-start;
}

.eyebrow {
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 700;
}

h1, h2, h3 {
  margin: 0;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05;
  max-width: 16ch;
}

.hero-copy {
  margin: 1rem 0 0;
  color: var(--soft);
  max-width: 60ch;
  line-height: 1.6;
}

.hero-metrics {
  min-width: 240px;
  display: grid;
  gap: 1rem;
}

.hero-side {
  min-width: 240px;
  display: grid;
  gap: 1rem;
  align-content: start;
}

.hero-action {
  justify-self: end;
}

.metric,
.stat-box {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.6);
}

.metric span,
.stat-box span,
.field span,
.panel-heading p,
.meta-list dt,
.chat-item span,
.chat-item small,
.help-copy,
.section-copy {
  color: var(--soft);
}

.metric strong,
.stat-box strong {
  display: block;
  margin-top: 0.45rem;
  font-size: 1.4rem;
}

.grid {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.grid-two {
  grid-template-columns: 1fr 1fr;
}

.grid-three {
  grid-template-columns: 1.3fr 0.8fr 1fr;
}

.panel {
  padding: 1.4rem;
}

.panel-muted {
  background: rgba(242, 232, 218, 0.9);
}

.panel-heading {
  margin-bottom: 1rem;
}

.panel-heading p {
  margin: 0.45rem 0 0;
  line-height: 1.5;
}

.stack-form,
.settings-form {
  display: grid;
  gap: 1rem;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  padding: 0.85rem 0.95rem;
  font: inherit;
  color: var(--text);
}

.field textarea {
  resize: vertical;
}

.checkbox-field {
  grid-template-columns: auto 1fr;
  align-items: center;
}

.checkbox-field input {
  width: auto;
  margin: 0;
}

.button-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.8rem 1.1rem;
  background: white;
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
}

.button-primary {
  background: var(--accent);
  color: white;
  border-color: transparent;
}

.button-block {
  width: 100%;
}

.account-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.account-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.72);
  display: grid;
  gap: 1rem;
}

.account-card-header,
.connection-box {
  display: grid;
  gap: 1rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.status-connected {
  background: rgba(15, 123, 108, 0.16);
  color: var(--accent);
}

.status-connecting,
.status-awaiting_qr {
  background: rgba(217, 109, 50, 0.15);
  color: var(--accent-2);
}

.status-disconnected,
.status-offline {
  background: rgba(181, 65, 45, 0.14);
  color: var(--danger);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.stat-grid-rich {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.clean-list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.7rem;
}

.meta-list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
}

.meta-list div {
  display: grid;
  gap: 0.2rem;
}

.meta-list dd {
  margin: 0;
}

.qr-shell {
  min-height: 310px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  border: 1px dashed var(--line);
  background: rgba(255, 255, 255, 0.55);
  overflow: hidden;
}

.qr-shell img {
  max-width: 100%;
  height: auto;
}

.empty-note,
.empty-state {
  color: var(--soft);
  text-align: center;
}

.hidden {
  display: none;
}

.flash {
  margin-bottom: 1rem;
  padding: 1rem 1.1rem;
  border-radius: 16px;
  border: 1px solid transparent;
}

.flash-success {
  background: rgba(15, 123, 108, 0.1);
  border-color: rgba(15, 123, 108, 0.2);
}

.flash-error {
  background: rgba(181, 65, 45, 0.12);
  border-color: rgba(181, 65, 45, 0.22);
}

.form-section {
  padding-top: 0.75rem;
  border-top: 1px solid rgba(127, 106, 83, 0.18);
}

.form-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.detail-grid,
.note-grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.detail-card,
.note-card {
  border: 1px solid rgba(127, 106, 83, 0.18);
  border-radius: 18px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.58);
}

.detail-card h3,
.note-card strong {
  display: block;
  margin-bottom: 0.7rem;
}

.note-card p {
  margin: 0;
  color: var(--soft);
  line-height: 1.6;
}

.compact-list {
  gap: 0.45rem;
  padding-left: 1rem;
}

.conversation-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 1rem;
}

.chat-list {
  border-right: 1px solid rgba(127, 106, 83, 0.18);
  padding-right: 1rem;
  display: grid;
  gap: 0.75rem;
  max-height: 700px;
  overflow: auto;
}

.chat-item {
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.6);
  display: grid;
  gap: 0.35rem;
}

.chat-item-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(15, 123, 108, 0.12);
}

.chat-window {
  display: grid;
  gap: 1rem;
}

.chat-header {
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(127, 106, 83, 0.18);
}

.message-list {
  display: grid;
  gap: 0.8rem;
  max-height: 700px;
  overflow: auto;
}

.message-bubble {
  padding: 0.95rem 1rem;
  border-radius: 18px;
  max-width: 80%;
}

.message-bubble header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
  font-size: 0.84rem;
}

.message-bubble p {
  margin: 0;
  line-height: 1.6;
  white-space: pre-wrap;
}

.message-incoming {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--line);
}

.message-outgoing {
  margin-left: auto;
  background: rgba(15, 123, 108, 0.12);
  border: 1px solid rgba(15, 123, 108, 0.18);
}

.link-back {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--accent);
}

@media (max-width: 1100px) {
  .grid-two,
  .grid-three,
  .conversation-layout,
  .detail-grid,
  .note-grid {
    grid-template-columns: 1fr;
  }

  .chat-list {
    border-right: 0;
    border-bottom: 1px solid rgba(127, 106, 83, 0.18);
    padding-right: 0;
    padding-bottom: 1rem;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100vw - 1rem, 100%);
  }

  .hero-card,
  .sub-hero {
    padding: 1.35rem;
    flex-direction: column;
  }

  .field-grid,
  .stat-grid,
  .stat-grid-rich {
    grid-template-columns: 1fr;
  }
}