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

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

:root {
  --gold: #e0b84a;
  --gold-light: #eecb68;
  --gold-dark: #b89040;
  --bg: #0a0a0a;
  --bg-light: #141414;
  --bg-card: #1a1a1a;
  --white: #ffffff;
  --gray-100: #f5f5f5;
  --gray-300: #b3b3b3;
  --gray-500: #808080;
  --gray-700: #404040;
  --red: #e05555;
  --green: #55c47a;
  --blue: #5599e0;
  --purple: #9b55e0;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--gray-100);
  min-height: 100vh;
  line-height: 1.6;
}

/* ─── UTIL ─── */
.hidden { display: none !important; }

/* ─── LOGIN PAGE ─── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--gray-700);
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
}

.login-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}

.login-logo svg { width: 36px; height: 36px; }

.login-logo-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}

.login-logo-text span { color: var(--gold); }

.login-card h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}

.login-card .subtitle {
  font-size: 13px;
  color: var(--gray-500);
  margin-bottom: 28px;
}

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-300);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--gray-700);
  border-radius: 8px;
  color: var(--white);
  font-family: inherit;
  font-size: 14px;
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.2s;
}

.form-input:focus { border-color: var(--gold); }

.form-input::placeholder { color: var(--gray-700); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
  text-decoration: none;
}

.btn:hover { opacity: 0.88; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--bg);
  width: 100%;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--gray-700);
  color: var(--gray-300);
}

.btn-ghost:hover { border-color: var(--gray-500); }

.btn-danger {
  background: rgba(224, 85, 85, 0.12);
  border: 1px solid rgba(224, 85, 85, 0.3);
  color: var(--red);
}

.btn-sm { padding: 7px 14px; font-size: 12px; border-radius: 6px; }

.error-msg {
  font-size: 13px;
  color: var(--red);
  background: rgba(224, 85, 85, 0.08);
  border: 1px solid rgba(224, 85, 85, 0.2);
  border-radius: 6px;
  padding: 10px 14px;
  margin-top: 16px;
  display: none;
}

.error-msg.visible { display: block; }

/* ─── DASHBOARD LAYOUT ─── */
.dash-layout {
  display: flex;
  min-height: 100vh;
}

/* ─── SIDEBAR ─── */
.sidebar {
  width: 220px;
  min-width: 220px;
  background: var(--bg-light);
  border-right: 1px solid var(--gray-700);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 20px 24px;
  border-bottom: 1px solid var(--gray-700);
  margin-bottom: 16px;
}

.sidebar-logo svg { width: 28px; height: 28px; }

.sidebar-logo-text {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
}

.sidebar-logo-text span { color: var(--gold); }

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-500);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.sidebar-nav a:hover {
  color: var(--gray-100);
  background: rgba(255,255,255,0.03);
}

.sidebar-nav a.active {
  color: var(--gold);
  border-left-color: var(--gold);
  background: rgba(224,184,74,0.06);
}

.sidebar-bottom {
  margin-top: auto;
  padding: 16px 20px;
  border-top: 1px solid var(--gray-700);
}

.sidebar-user {
  font-size: 12px;
  color: var(--gray-500);
  margin-bottom: 12px;
}

/* ─── MAIN CONTENT ─── */
.dash-content {
  flex: 1;
  overflow-x: hidden;
  padding: 32px;
}

.page-header {
  margin-bottom: 28px;
}

.page-header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
}

.page-header p {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 4px;
}

/* ─── STATS GRID ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--gray-700);
  border-radius: 10px;
  padding: 20px;
}

.stat-card .stat-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.stat-card.gold-accent { border-color: rgba(224,184,74,0.3); }
.stat-card.gold-accent .stat-value { color: var(--gold); }

/* ─── TOOLBAR ─── */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.toolbar-select {
  background: var(--bg-card);
  border: 1px solid var(--gray-700);
  border-radius: 6px;
  color: var(--gray-300);
  font-family: inherit;
  font-size: 13px;
  padding: 8px 12px;
  outline: none;
  cursor: pointer;
}

.toolbar-select:focus { border-color: var(--gold); }

.search-input {
  background: var(--bg-card);
  border: 1px solid var(--gray-700);
  border-radius: 6px;
  color: var(--white);
  font-family: inherit;
  font-size: 13px;
  padding: 8px 12px;
  outline: none;
  width: 220px;
}

.search-input:focus { border-color: var(--gold); }
.search-input::placeholder { color: var(--gray-700); }

.toolbar-spacer { flex: 1; }

/* ─── TABLE ─── */
.table-wrap {
  background: var(--bg-card);
  border: 1px solid var(--gray-700);
  border-radius: 10px;
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

thead th {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  border-bottom: 1px solid var(--gray-700);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

thead th:hover { color: var(--gray-300); }
thead th.sort-asc::after { content: ' ▲'; font-size: 9px; }
thead th.sort-desc::after { content: ' ▼'; font-size: 9px; }

tbody tr {
  border-bottom: 1px solid rgba(255,255,255,0.04);
  cursor: pointer;
  transition: background 0.15s;
}

tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,0.03); }

tbody td {
  padding: 12px 16px;
  color: var(--gray-300);
  vertical-align: middle;
}

tbody td.td-main { color: var(--white); font-weight: 500; }

.td-email a { color: var(--gold); text-decoration: none; }
.td-email a:hover { text-decoration: underline; }

.td-phone a { color: var(--gray-300); text-decoration: none; }
.td-phone a:hover { color: var(--white); }

.td-amount { font-weight: 700; color: var(--gold); }

.table-empty {
  text-align: center;
  padding: 48px 24px;
  color: var(--gray-500);
  font-size: 13px;
}

/* ─── STATUS BADGE ─── */
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  text-transform: capitalize;
}

.badge-nouveau   { background: rgba(85, 153, 224, 0.15); color: var(--blue); }
.badge-contacte  { background: rgba(155, 85, 224, 0.15); color: var(--purple); }
.badge-demo      { background: rgba(224,184,74,0.15);    color: var(--gold); }
.badge-gagne     { background: rgba(85, 196, 122, 0.15); color: var(--green); }
.badge-perdu     { background: rgba(224, 85, 85, 0.15);  color: var(--red); }
.badge-inactif   { background: rgba(128,128,128,0.15);   color: var(--gray-500); }

/* ─── MODAL ─── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(2px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--gray-700);
  border-radius: 14px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform 0.2s;
}

.modal-overlay.open .modal { transform: translateY(0); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--gray-700);
}

.modal-header h2 { font-size: 17px; font-weight: 700; color: var(--white); }

.modal-close {
  background: none;
  border: none;
  color: var(--gray-500);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

.modal-close:hover { color: var(--white); }

.modal-body { padding: 24px; }

.detail-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 13px;
}

.detail-row:last-child { border-bottom: none; }

.detail-label {
  width: 140px;
  min-width: 140px;
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-top: 1px;
}

.detail-value { color: var(--gray-100); flex: 1; }
.detail-value a { color: var(--gold); text-decoration: none; }
.detail-value a:hover { text-decoration: underline; }

.modal-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border-top: 1px solid var(--gray-700);
  flex-wrap: wrap;
}

.modal-footer .spacer { flex: 1; }

.notes-area {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--gray-700);
  border-radius: 8px;
  color: var(--white);
  font-family: inherit;
  font-size: 13px;
  padding: 12px 14px;
  resize: vertical;
  min-height: 80px;
  outline: none;
  margin-top: 8px;
}

.notes-area:focus { border-color: var(--gold); }

.status-select {
  background: var(--bg);
  border: 1px solid var(--gray-700);
  border-radius: 8px;
  color: var(--gray-300);
  font-family: inherit;
  font-size: 13px;
  padding: 10px 12px;
  outline: none;
  width: 100%;
}

.status-select:focus { border-color: var(--gold); }

/* ─── TOAST ─── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--gray-700);
  border-radius: 8px;
  padding: 12px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--white);
  z-index: 999;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  max-width: 300px;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast.success { border-color: rgba(85, 196, 122, 0.4); color: var(--green); }
.toast.error   { border-color: rgba(224, 85, 85, 0.4);  color: var(--red); }

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .dash-content { padding: 20px 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .search-input { width: 140px; }
}