:root {
  color-scheme: light;
  --bg: #f5f7f8;
  --panel: #ffffff;
  --ink: #17211d;
  --muted: #64706b;
  --line: #d9e1dd;
  --green: #157a5b;
  --green-dark: #0e5e46;
  --teal-soft: #dff4ee;
  --amber: #b57212;
  --amber-soft: #fff0cf;
  --red: #b43b36;
  --red-soft: #ffe1df;
  --gray-soft: #eef2f0;
  --shadow: 0 18px 45px rgba(19, 34, 28, 0.08);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
}

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 18px;
  background: #eef2f0;
}

.login-shell {
  width: min(420px, 100%);
}

.login-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 22px;
}

.login-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.login-error {
  margin-bottom: 0;
  color: var(--red);
  font-size: 13px;
  font-weight: 700;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 24px 14px;
  border-bottom: 1px solid var(--line);
  background: #fbfcfb;
  position: sticky;
  top: 0;
  z-index: 5;
}

.eyebrow {
  margin: 0 0 2px;
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 0;
  font-size: 24px;
  line-height: 1.1;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: 16px;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 15px;
}

.top-actions,
.dialog-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.primary-button,
.secondary-button,
.danger-button,
.icon-button {
  border: 1px solid transparent;
  min-height: 38px;
  border-radius: 7px;
  font-weight: 700;
}

.primary-button {
  padding: 0 16px;
  background: var(--green);
  color: white;
}

.primary-button:hover {
  background: var(--green-dark);
}

.secondary-button {
  padding: 0 14px;
  background: white;
  border-color: var(--line);
  color: var(--ink);
}

.danger-button {
  padding: 0 14px;
  background: var(--red-soft);
  border-color: #ffc3bf;
  color: var(--red);
}

.icon-button {
  width: 38px;
  display: inline-grid;
  place-items: center;
  background: white;
  border-color: var(--line);
  color: var(--ink);
}

.main-layout {
  display: grid;
  grid-template-columns: minmax(420px, 0.9fr) minmax(440px, 1.1fr) minmax(280px, 0.55fr);
  gap: 18px;
  padding: 18px 24px 24px;
  align-items: start;
}

.left-pane,
.detail-pane,
.inbox-pane {
  min-width: 0;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.metric-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  min-height: 78px;
  box-shadow: var(--shadow);
}

.metric-card span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.metric-card strong {
  display: block;
  margin-top: 10px;
  font-size: 26px;
}

.filter-bar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) repeat(4, minmax(130px, 160px));
  gap: 10px;
  margin-bottom: 12px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: white;
  color: var(--ink);
  outline: none;
}

input,
select {
  min-height: 40px;
  padding: 0 11px;
}

textarea {
  padding: 10px 11px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(21, 122, 91, 0.14);
}

.lead-list,
.inbox-list {
  display: grid;
  gap: 10px;
}

.lead-card,
.inbox-item,
.detail-panel,
.activity-item,
.request-item,
dialog {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.lead-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  width: 100%;
  padding: 13px;
  text-align: left;
}

.lead-card.active {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(21, 122, 91, 0.12);
}

.lead-card h3,
.detail-main h2 {
  overflow-wrap: anywhere;
}

.lead-meta,
.subtle,
.timestamp {
  color: var(--muted);
  font-size: 13px;
}

.lead-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 7px 0 0;
}

.badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  text-transform: capitalize;
}

.badge.status-new,
.badge.status-contacted {
  background: var(--gray-soft);
  color: #40504a;
}

.badge.status-quoted,
.badge.status-follow_up {
  background: var(--amber-soft);
  color: var(--amber);
}

.badge.status-future {
  background: var(--teal-soft);
  color: var(--green-dark);
}

.badge.status-won {
  background: #dff3d7;
  color: #276d24;
}

.badge.status-lost,
.badge.hot {
  background: var(--red-soft);
  color: var(--red);
}

.badge.warm {
  background: var(--amber-soft);
  color: var(--amber);
}

.badge.cold {
  background: var(--gray-soft);
  color: #58645f;
}

.badge[class*="category-"] {
  background: #e8edf7;
  color: #31436a;
}

.badge[class*="industry-"] {
  background: #e4f0e8;
  color: #2f6240;
}

.request-badges {
  margin-top: 8px;
}

.detail-panel {
  padding: 16px;
}

.detail-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

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

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 14px 0;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.section-stack {
  display: grid;
  gap: 14px;
}

.request-list,
.activity-list,
.history-list {
  display: grid;
  gap: 8px;
}

.request-item,
.activity-item,
.history-item {
  box-shadow: none;
  padding: 11px;
}

.request-item {
  display: grid;
  grid-template-columns: 1fr minmax(150px, 190px);
  gap: 10px;
  align-items: center;
}

.request-controls {
  display: grid;
  gap: 8px;
}

.request-item p,
.activity-item p,
.history-item p,
.inbox-item p {
  margin-bottom: 0;
  overflow-wrap: anywhere;
}

.history-item {
  display: grid;
  grid-template-columns: 1fr minmax(140px, 180px);
  gap: 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.history-item strong {
  display: block;
  margin-bottom: 5px;
  font-size: 13px;
}

.history-meta {
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.add-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.pane-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.pane-title span {
  min-width: 28px;
  min-height: 28px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: var(--ink);
  color: white;
  font-size: 12px;
  font-weight: 800;
}

.inbox-item {
  padding: 12px;
}

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

.link-button {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--green);
  font-weight: 800;
}

.danger-link {
  color: var(--red);
}

.inline-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.empty-state {
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 18px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.65);
}

dialog {
  width: min(720px, calc(100vw - 28px));
  padding: 0;
}

dialog::backdrop {
  background: rgba(21, 33, 29, 0.36);
}

#leadForm {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.dialog-panel {
  display: grid;
  gap: 14px;
  padding: 18px;
}

#historyDialog {
  width: min(880px, calc(100vw - 28px));
}

#historyList {
  max-height: min(68vh, 720px);
  overflow: auto;
  padding-right: 4px;
}

.dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

@media (max-width: 1180px) {
  .main-layout {
    grid-template-columns: minmax(360px, 0.9fr) minmax(420px, 1.1fr);
  }

  .inbox-pane {
    grid-column: 1 / -1;
  }
}

@media (max-width: 820px) {
  .topbar,
  .main-layout {
    padding-left: 14px;
    padding-right: 14px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .top-actions {
    align-self: stretch;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .main-layout,
  .detail-grid,
  .form-grid,
  .filter-bar,
  .request-item,
  .history-item {
    grid-template-columns: 1fr;
  }

  .history-meta {
    text-align: left;
  }

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