@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg: #000000;
  --bg-card: #0a0a0a;
  --bg-input: #111111;
  --bg-hover: #161616;
  --border: #222222;
  --border-light: #2e2e2e;
  --text: #ffffff;
  --text-muted: #888888;
  --text-dim: #444444;
  --green: #22c55e;
  --red: #ef4444;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 15px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

h1,
h2,
h3 {
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

/* ── TOPNAV ─────────────────────────────────────────────────── */
.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 52px;
  background: rgba(0, 0, 0, 0.95);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.topnav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-name {
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: #fff;
}

.brand-sub {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topnav-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-user {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  background: var(--bg-input);
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid var(--border);
}

/* ── PAGE ───────────────────────────────────────────────────── */
.page-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 2rem 2rem 5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ── CARDS ──────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.section-title {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
}

.badge {
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--bg-input);
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: 20px;
  border: 1px solid var(--border);
  letter-spacing: 0;
}

/* ── FORMS ──────────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 0.85rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.form-group-full {
  grid-column: 1 / -1;
}

label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.optional-label {
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--text-dim);
  text-transform: none;
  letter-spacing: 0;
}

input[type="text"],
input[type="email"],
input[type="password"],
select,
textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  font-weight: 400;
  padding: 0.55rem 0.75rem;
  width: 100%;
  transition: border-color 0.12s;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: #555;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-dim);
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23555' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 2rem;
  cursor: pointer;
}

.file-input {
  padding: 0.4rem 0.5rem;
  font-size: 0.8rem;
  cursor: pointer;
}

textarea {
  resize: vertical;
}

.field-hint {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 2px;
  line-height: 1.5;
}

.form-actions {
  margin-top: 1rem;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

/* ── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-xs);
  font-family: 'Inter', sans-serif;
  font-size: 0.825rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.12s;
  white-space: nowrap;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.btn-primary {
  background: #fff;
  color: #000;
  border-color: #fff;
}

.btn-primary:hover {
  background: #ddd;
  border-color: #ddd;
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  background: var(--bg-input);
  color: var(--text);
  border-color: var(--border-light);
}

.btn-secondary:hover {
  border-color: #555;
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: var(--border);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--border-light);
}

.btn-full {
  width: 100%;
}

.btn-sm {
  font-size: 0.775rem;
  padding: 0.3rem 0.7rem;
}

.btn-xs {
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.btn-edit {
  background: var(--bg-input);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-edit:hover {
  color: var(--text);
  border-color: #555;
}

.btn-delete {
  background: var(--bg-input);
  color: #555;
  border: 1px solid var(--border);
}

.btn-delete:hover {
  color: var(--red);
  border-color: var(--red);
}

/* ── FILTER ─────────────────────────────────────────────────── */
.filter-card {
  padding: 0.85rem 1.25rem;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.filter-input {
  flex: 1;
  min-width: 180px;
}

.filter-select {
  min-width: 140px;
  flex: 0 0 auto;
}

/* ── EXPORT ROW ─────────────────────────────────────────────── */
.export-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.export-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-right: 0.2rem;
}

/* ── IMPORT CARD ────────────────────────────────────────────── */
.import-card {
  padding: 1.1rem 1.5rem;
}

.import-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.import-title {
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.import-desc {
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.6;
}

.import-desc code {
  background: var(--bg-input);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.csv-example {
  margin-top: 1rem;
}

.csv-example-title {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 6px;
}

.csv-pre {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  overflow-x: auto;
  font-family: 'SF Mono', 'Fira Code', monospace;
  line-height: 1.6;
}

/* ── TABLE ──────────────────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

thead th {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}

tbody tr:last-child {
  border-bottom: none;
}

tbody tr:hover {
  background: var(--bg-hover);
}

td {
  padding: 0.6rem 0.75rem;
  vertical-align: middle;
}

.td-name {
  font-weight: 600;
  font-size: 0.85rem;
  max-width: 180px;
}

.td-mono {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.td-email {
  color: var(--text-muted);
  font-size: 0.8rem;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.td-date {
  color: var(--text-dim);
  font-size: 0.73rem;
  white-space: nowrap;
}

.td-actions {
  display: flex;
  gap: 0.3rem;
}

.link {
  color: var(--text-muted);
}

.link:hover {
  color: #fff;
}

/* ── TAGS ───────────────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 4px;
  white-space: nowrap;
}

.tag-cat {
  background: var(--bg-input);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.tag-status {
  border: 1px solid transparent;
}

.tag-new {
  background: #111;
  color: #666;
  border-color: #2a2a2a;
}

.tag-contacted {
  background: #1a1500;
  color: #997700;
  border-color: #332a00;
}

.tag-closed {
  background: #001508;
  color: #22c55e;
  border-color: #003315;
}

.tag-fail {
  background: #1a0000;
  color: #ef4444;
  border-color: #330000;
}

/* ── ALERTS ─────────────────────────────────────────────────── */
.alert {
  padding: 0.65rem 1rem;
  border-radius: var(--radius-xs);
  font-size: 0.83rem;
  font-weight: 500;
  border: 1px solid transparent;
}

.alert-success {
  background: #001508;
  color: var(--green);
  border-color: #003315;
}

.alert-error {
  background: #1a0000;
  color: var(--red);
  border-color: #330000;
}

/* ── EMPTY STATE ────────────────────────────────────────────── */
.empty-state {
  padding: 2.5rem 1rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.875rem;
}

/* ── LOGIN ──────────────────────────────────────────────────── */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: #000;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.login-logo {
  text-align: center;
}

.login-wordmark {
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  color: #fff;
}

.login-sub {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  margin-top: 4px;
}

.login-hint {
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-dim);
  font-family: monospace;
}

/* ── EDIT PAGE ──────────────────────────────────────────────── */
.edit-card {
  max-width: 760px;
}

.back-link {
  font-size: 0.78rem;
  color: var(--text-dim);
  font-weight: 500;
  transition: color 0.12s;
  display: inline-block;
}

.back-link:hover {
  color: var(--text);
}

.lead-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 1rem;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.info-label {
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-dim);
  font-weight: 700;
}

.info-value {
  font-size: 0.875rem;
  color: var(--text);
  font-weight: 500;
}

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.25rem 0;
}

/* ── SETTINGS ───────────────────────────────────────────────── */
.settings-section {
  margin-bottom: 1.25rem;
}

.settings-heading {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.85rem;
}

.info-box {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 0.85rem 1rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
  line-height: 1.7;
}

.info-box code {
  background: var(--border);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.72rem;
}

/* ── CAMPAIGN PREVIEW ───────────────────────────────────────── */
.ep-card {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.ep-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.ep-name {
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: -0.02em;
}

.ep-to {
  font-size: 0.73rem;
  color: var(--text-muted);
}

/* ── LOADING OVERLAY ────────────────────────────────────────── */
#loadingOverlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loading-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 2.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.spinner {
  width: 28px;
  height: 28px;
  border: 2px solid var(--border);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

#loadingText {
  font-size: 0.83rem;
  color: var(--text-muted);
  max-width: 240px;
  font-weight: 500;
}

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .page-container {
    padding: 1rem 1rem 4rem;
  }

  .topnav {
    padding: 0 1rem;
  }

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

  .filter-select {
    min-width: 110px;
  }

  .brand-sub {
    display: none;
  }
}

@media (max-width: 520px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

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

  .filter-input,
  .filter-select,
  .filter-row .btn {
    width: 100%;
  }
}