:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --border: #e2e6ea;
  --text: #1c2530;
  --text-muted: #6b7684;
  --primary: #2563a8;
  --primary-dark: #1d4d80;
  --good: #1c7a4a;
  --good-bg: #e6f6ee;
  --warn: #9a5b0a;
  --warn-bg: #fdf1de;
  --bad: #a83232;
  --bad-bg: #fbeaea;
  --neutral-bg: #eef0f2;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 30, 40, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

/* ---------- login ---------- */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(160deg, #1d4d80, #2563a8 60%, #3a7cbf);
}
.login-card {
  background: var(--panel);
  padding: 40px 36px;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
  width: 100%;
  max-width: 360px;
}
.login-title { margin: 0 0 4px; font-size: 22px; }
.login-subtitle { margin: 0 0 20px; color: var(--text-muted); font-size: 14px; }
.login-form label { display: block; font-size: 13px; font-weight: 600; margin: 14px 0 6px; }
.login-form input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; font-size: 14px;
}
.login-form input:focus { outline: 2px solid var(--primary); outline-offset: 1px; }

.alert { padding: 10px 12px; border-radius: 8px; font-size: 13px; margin-bottom: 8px; }
.alert-error { background: var(--bad-bg); color: var(--bad); }

/* ---------- shared ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 18px; border-radius: 8px; border: none; cursor: pointer;
  font-size: 14px; font-weight: 600; text-decoration: none; transition: background .15s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-primary:disabled { background: #9db8cf; cursor: not-allowed; }
.btn-ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--neutral-bg); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-block { width: 100%; margin-top: 18px; }
.hidden { display: none !important; }
.muted { color: var(--text-muted); }
.small { font-size: 12.5px; }

/* ---------- layout ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px; background: var(--panel); border-bottom: 1px solid var(--border);
}
.topbar-title { font-weight: 700; font-size: 16px; }
.topbar-nav { display: flex; align-items: center; gap: 4px; margin-left: 24px; }
.topbar-nav-link {
  color: var(--text-muted); font-size: 13.5px; font-weight: 600; text-decoration: none;
  padding: 6px 12px; border-radius: 999px;
}
.topbar-nav-link:hover { background: var(--neutral-bg); color: var(--text); }
.topbar-nav-link.active { background: var(--primary); color: #fff; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.topbar-user { color: var(--text-muted); font-size: 13px; }

.page { max-width: 980px; margin: 0 auto; padding: 24px 20px 60px; }

.budget-banner {
  background: var(--good-bg); color: var(--good); border-radius: var(--radius);
  padding: 12px 16px; font-size: 13.5px; margin-bottom: 20px;
}

.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px 22px; margin-bottom: 20px;
}
.panel h2 { margin: 0 0 4px; font-size: 17px; }

.search-panel-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }

.search-progress { margin-top: 16px; }
.progress-bar { background: var(--neutral-bg); border-radius: 999px; height: 8px; overflow: hidden; }
.progress-fill { background: var(--primary); height: 100%; width: 0%; transition: width .3s; }
.search-progress-text { margin-top: 6px; }

.stats-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 20px; }
.stat-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px; text-align: center; cursor: pointer;
  transition: border-color .15s, transform .1s;
}
.stat-card:hover { border-color: var(--primary); }
.stat-card.active-filter { border-color: var(--primary); border-width: 2px; }
.stat-value { font-size: 24px; font-weight: 700; }
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.stat-good .stat-value { color: var(--good); }
.stat-warn .stat-value { color: var(--warn); }

.toast {
  position: fixed; top: 16px; right: 16px; z-index: 1000; background: var(--panel);
  border: 1px solid var(--primary); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 12px 18px; font-size: 13.5px; max-width: 320px;
  transform: translateY(-12px); opacity: 0; pointer-events: none; transition: transform .2s, opacity .2s;
}
.toast.show { transform: translateY(0); opacity: 1; }

/* ---------- in-app notification center ---------- */
.notification-center { position: relative; }
.notification-bell-btn { position: relative; padding: 8px 12px; font-size: 16px; }
.notification-badge {
  position: absolute; top: 2px; right: 2px; background: var(--bad); color: #fff;
  border-radius: 999px; font-size: 10px; font-weight: 700; line-height: 1;
  padding: 3px 5px; min-width: 14px; text-align: center;
}
.notification-panel {
  position: absolute; top: calc(100% + 8px); right: 0; width: 340px; max-width: 90vw;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); z-index: 1000; overflow: hidden;
}
.notification-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--border); font-weight: 600; font-size: 13.5px;
}
.notification-list { max-height: 360px; overflow-y: auto; }
.notification-item {
  display: block; padding: 10px 14px; border-bottom: 1px solid var(--border);
  text-decoration: none; color: var(--text); font-size: 13px;
}
.notification-item:last-child { border-bottom: none; }
.notification-item:hover { background: var(--neutral-bg); }
.notification-item-unread { background: var(--good-bg); }
.notification-message { margin-bottom: 3px; }
.notification-time { font-size: 11px; color: var(--text-muted); }
.notification-panel .empty-state { padding: 18px 14px; }

.empty-state { color: var(--text-muted); padding: 20px 0; text-align: center; font-size: 14px; }

.opportunities-list { display: flex; flex-direction: column; gap: 12px; }

.opp-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; transition: box-shadow .3s, border-color .3s; }
.opp-card-highlight { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 168, 0.25); }
.opp-card-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.opp-card-title { font-weight: 600; font-size: 15px; margin-bottom: 6px; }
.opp-card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.opp-card-meta { margin-top: 6px; font-size: 12px; color: var(--text-muted); }
.tag {
  display: inline-block; background: var(--neutral-bg); color: var(--text-muted);
  border-radius: 999px; padding: 2px 10px; font-size: 11.5px; font-weight: 600; text-transform: uppercase;
}
.tag-priority-high { background: var(--good-bg); color: var(--good); }
.tag-priority-medium { background: var(--warn-bg); color: var(--warn); }
.tag-priority-low, .tag-priority-rejected { background: var(--bad-bg); color: var(--bad); }

.opp-card-status { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }

.status-badge {
  white-space: nowrap; border-radius: 999px; padding: 5px 12px; font-size: 12.5px; font-weight: 600;
}
.status-sent { background: var(--good-bg); color: var(--good); }
.status-no-email { background: var(--bad-bg); color: var(--bad); }
.status-drafted { background: var(--warn-bg); color: var(--warn); }
.status-neutral { background: var(--neutral-bg); color: var(--text-muted); }

.source-badge {
  white-space: nowrap; border-radius: 999px; padding: 3px 10px; font-size: 11px; font-weight: 600;
  background: var(--neutral-bg); color: var(--text-muted);
}

.opp-card-actions { margin-top: 12px; display: flex; gap: 8px; flex-wrap: wrap; }

.opp-card-detail { margin-top: 14px; border-top: 1px solid var(--border); padding-top: 14px; }

.email-preview { background: var(--neutral-bg); border-radius: 8px; padding: 12px 14px; font-size: 13.5px; }
.email-preview .email-subject { font-weight: 700; margin-bottom: 6px; }
.email-preview .email-body { white-space: pre-wrap; }

.chat { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; max-height: 360px; overflow-y: auto; padding-right: 4px; }
.chat-bubble { max-width: 78%; padding: 9px 13px; border-radius: 14px; font-size: 13.5px; white-space: pre-wrap; }
.chat-bubble.prospect { align-self: flex-start; background: var(--neutral-bg); border-bottom-left-radius: 3px; }
.chat-bubble.agent { align-self: flex-end; background: var(--primary); color: #fff; border-bottom-right-radius: 3px; }
.chat-bubble-time { font-size: 10.5px; opacity: 0.7; margin-top: 4px; white-space: nowrap; }

.proposal-ready { background: var(--good-bg); color: var(--good); border-radius: 8px; padding: 12px 14px; font-size: 13.5px; }

/* ---------- shared form controls ---------- */
.input {
  padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 13.5px; font-family: inherit; background: var(--panel); color: var(--text);
}
.input:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
select.input { cursor: pointer; }
textarea.input { resize: vertical; }

/* ---------- leads table ---------- */
.leads-table-controls { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
#leads-search { flex: 1 1 260px; min-width: 200px; }
.table-scroll { overflow-x: auto; }
.leads-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.leads-table th {
  text-align: left; padding: 10px 12px; border-bottom: 2px solid var(--border);
  color: var(--text-muted); font-size: 11.5px; text-transform: uppercase; letter-spacing: .03em;
  cursor: pointer; white-space: nowrap; user-select: none;
}
.leads-table th:hover { color: var(--text); }
.leads-table th.sort-asc::after { content: " ▲"; }
.leads-table th.sort-desc::after { content: " ▼"; }
.leads-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
.leads-table-title { max-width: 420px; }
.leads-table-row.clickable { cursor: pointer; }
.leads-table-row.clickable:hover { background: var(--neutral-bg); }

/* ---------- inject signal page ---------- */
.inject-form { display: flex; flex-direction: column; gap: 14px; max-width: 640px; margin-top: 16px; }
.inject-form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; }
.inject-status {
  margin-top: 18px; padding: 12px 14px; border-radius: 8px; font-size: 13.5px; max-width: 640px;
}
.inject-status.hidden { display: none; }
.inject-status-neutral { background: var(--neutral-bg); color: var(--text-muted); }
.inject-status-ok { background: var(--good-bg); color: var(--good); }
.inject-status-error { background: var(--bad-bg); color: var(--bad); }
.inject-status a { color: inherit; text-decoration: underline; font-weight: 600; }