:root {
  color-scheme: dark;
  --bg: #090909;
  --bg-soft: #121212;
  --panel: rgba(17, 17, 17, 0.92);
  --panel-strong: #181818;
  --panel-elevated: #1f1f1f;
  --text: #f5f1ec;
  --muted: #b9ada4;
  --line: rgba(255, 255, 255, 0.08);
  --accent: #c61d24;
  --accent-dark: #8e1116;
  --accent-soft: rgba(198, 29, 36, 0.18);
  --shadow: 0 32px 80px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(198, 29, 36, 0.24), transparent 26%),
    radial-gradient(circle at top right, rgba(198, 29, 36, 0.14), transparent 22%),
    linear-gradient(145deg, #050505 0%, #0f0f10 44%, #171111 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0%, rgba(198, 29, 36, 0.05) 50%, transparent 100%);
  mix-blend-mode: screen;
  opacity: 0.45;
}

.login-screen {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(10px);
  z-index: 10;
}

.login-screen.visible {
  display: grid;
}

.login-card {
  width: min(100%, 420px);
  background:
    linear-gradient(180deg, rgba(198, 29, 36, 0.14), transparent 18%),
    var(--panel-strong);
  border: 1px solid rgba(198, 29, 36, 0.22);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.login-brand {
  margin-bottom: 18px;
}

button,
input,
select {
  font: inherit;
}

.layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 24px;
  padding: 24px;
  position: relative;
  z-index: 1;
}

.sidebar,
.content {
  display: grid;
  gap: 24px;
  align-content: start;
}

.panel {
  background:
    linear-gradient(180deg, rgba(198, 29, 36, 0.08), transparent 18%),
    var(--panel);
  border: 1px solid rgba(198, 29, 36, 0.14);
  border-radius: 24px;
  padding: 20px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.brand-panel {
  padding: 26px 22px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.brand-mark-image {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 16px 34px rgba(198, 29, 36, 0.28);
}

.brand-name {
  font-size: 13px;
  letter-spacing: 0.22em;
  color: #fff3f3;
  font-weight: 700;
}

.brand-strip {
  height: 4px;
  width: 100%;
  border-radius: 999px;
  margin: 18px 0 20px;
  background: linear-gradient(90deg, #6f0d12 0%, #c61d24 50%, #f1685c 100%);
}

.eyebrow {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #ffb5b9;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(30px, 4vw, 40px);
  line-height: 1.05;
}

h2 {
  font-size: 22px;
}

.muted,
.history-item small,
.message-item small {
  color: var(--muted);
}

label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
}

input,
select,
button {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--line);
  padding: 12px 14px;
  margin-bottom: 14px;
  background: var(--panel-strong);
  color: var(--text);
}

select {
  padding-right: 42px;
  background-position: right 16px center;
}

button {
  background: var(--accent);
  color: white;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}

button:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

button.secondary {
  width: auto;
  background: rgba(255, 255, 255, 0.02);
  color: #ffced0;
  border-color: rgba(198, 29, 36, 0.22);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

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

.manager-bar button {
  width: auto;
  margin: 0;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
}

th {
  color: #ffced0;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.08em;
}

tbody tr {
  cursor: pointer;
  transition: background 160ms ease;
}

tbody tr:hover,
tbody tr.active {
  background: rgba(198, 29, 36, 0.12);
}

.badge,
.status-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(198, 29, 36, 0.12);
  border: 1px solid rgba(198, 29, 36, 0.2);
  font-size: 13px;
}

.status-chip {
  font-weight: 600;
}

.lead-details {
  display: grid;
  gap: 22px;
}

.lead-details.empty {
  color: var(--muted);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.status-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.status-actions button {
  width: auto;
  margin: 0;
}

.stack {
  display: grid;
  gap: 12px;
}

.composer {
  display: grid;
  gap: 10px;
}

.composer textarea {
  min-height: 96px;
  border-radius: 16px;
  border: 1px solid var(--line);
  padding: 12px 14px;
  font: inherit;
  background: var(--panel-strong);
  color: var(--text);
  resize: vertical;
}

.message-item,
.history-item {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel-elevated);
}

.stats-grid {
  display: grid;
  gap: 10px;
}

.error-text {
  min-height: 20px;
  color: #ff8a8f;
}

#leadCard {
  min-height: 420px;
}

.table-panel,
.detail-panel,
.tools-panel,
.stats {
  position: relative;
  overflow: hidden;
}

.table-panel::after,
.detail-panel::after,
.tools-panel::after,
.stats::after {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(198, 29, 36, 0.44), transparent 80%);
}

#leadDetails p,
#leadDetails strong,
table {
  color: var(--text);
}

input::placeholder,
textarea::placeholder {
  color: #8f7f77;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }
}