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

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

:root {
  --bg: #0d0f12;
  --bg2: #13161b;
  --bg3: #1a1e25;
  --bg4: #22272f;
  --border: #2a2f38;
  --border2: #343b47;
  --text: #f0f2f5;
  --text2: #8c95a3;
  --text3: #555f6e;
  --accent: #2563eb;
  --accent2: #1d4ed8;
  --accent-dim: rgba(37,99,235,0.12);
  --green: #10b981;
  --green-dim: rgba(16,185,129,0.12);
  --amber: #f59e0b;
  --amber-dim: rgba(245,158,11,0.12);
  --red: #ef4444;
  --red-dim: rgba(239,68,68,0.12);
  --purple: #8b5cf6;
  --purple-dim: rgba(139,92,246,0.12);
  --sidebar-w: 240px;
  --header-h: 56px;
  --radius: 6px;
  --radius-lg: 10px;
  --font: 'DM Sans', sans-serif;
  --font-display: 'Syne', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --shadow: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.5);
}

html, body { height: 100%; font-family: var(--font); background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased; }

a { color: inherit; text-decoration: none; }
button { font-family: var(--font); cursor: pointer; border: none; outline: none; }
input, select, textarea { font-family: var(--font); outline: none; }

/* LAYOUT */
.app-layout { display: flex; height: 100vh; overflow: hidden; }

/* SIDEBAR */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-y: auto;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo .wordmark {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.3px;
  line-height: 1;
}
.sidebar-logo .sub {
  font-size: 10px;
  color: var(--text3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
  font-family: var(--font-mono);
}

.sidebar-section { padding: 16px 12px 8px; }
.sidebar-section-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text3);
  padding: 0 8px;
  margin-bottom: 4px;
  font-family: var(--font-mono);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius);
  color: var(--text2);
  font-size: 13.5px;
  font-weight: 400;
  transition: all 0.15s;
  margin-bottom: 1px;
  cursor: pointer;
}
.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.active { background: var(--accent-dim); color: var(--accent); font-weight: 500; }
.nav-item .icon { width: 16px; height: 16px; opacity: 0.7; flex-shrink: 0; }
.nav-item.active .icon { opacity: 1; }
.nav-item .badge {
  margin-left: auto;
  font-size: 10px;
  font-family: var(--font-mono);
  background: var(--bg4);
  color: var(--text3);
  padding: 1px 6px;
  border-radius: 20px;
}
.nav-item.active .badge { background: var(--accent-dim); color: var(--accent); }

.sidebar-footer {
  margin-top: auto;
  padding: 12px;
  border-top: 1px solid var(--border);
}
.user-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.15s;
}
.user-pill:hover { background: var(--bg3); }
.avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600; color: #fff;
  flex-shrink: 0;
  font-family: var(--font-mono);
}
.user-info { flex: 1; min-width: 0; }
.user-name { font-size: 12.5px; font-weight: 500; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 10px; color: var(--text3); text-transform: uppercase; letter-spacing: 0.06em; font-family: var(--font-mono); }
.signout-btn { font-size: 11px; color: var(--text3); padding: 2px 0; cursor: pointer; transition: color 0.15s; }
.signout-btn:hover { color: var(--red); }

/* MAIN */
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: var(--bg); }

.topbar {
  height: var(--header-h);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  background: var(--bg);
  flex-shrink: 0;
}
.page-title { font-family: var(--font-display); font-size: 20px; font-weight: 800; color: var(--text); letter-spacing: -0.3px; }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }

.content { flex: 1; overflow-y: auto; padding: 24px; }

/* CARDS */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.card-title { font-size: 13px; font-weight: 500; color: var(--text2); text-transform: uppercase; letter-spacing: 0.06em; font-family: var(--font-mono); }

/* STAT CARDS */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 24px; }
.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
}
.stat-label { font-size: 10px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text3); font-family: var(--font-mono); margin-bottom: 8px; }
.stat-value { font-family: var(--font-display); font-size: 28px; font-weight: 800; color: var(--text); line-height: 1; }
.stat-sub { font-size: 11px; color: var(--text3); margin-top: 4px; }

/* TABLES */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead tr { border-bottom: 1px solid var(--border); }
th {
  text-align: left;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text3);
  padding: 0 12px 10px;
  font-family: var(--font-mono);
  white-space: nowrap;
}
td {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--text);
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg3); }
.td-mono { font-family: var(--font-mono); font-size: 12px; color: var(--text2); }

/* BADGES */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 500;
  padding: 3px 8px; border-radius: 4px;
  font-family: var(--font-mono);
  white-space: nowrap;
}
.badge-green { background: var(--green-dim); color: var(--green); }
.badge-red { background: var(--red-dim); color: var(--red); }
.badge-amber { background: var(--amber-dim); color: var(--amber); }
.badge-blue { background: var(--accent-dim); color: var(--accent); }
.badge-purple { background: var(--purple-dim); color: var(--purple); }
.badge-gray { background: var(--bg4); color: var(--text2); }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 13px; font-weight: 500;
  transition: all 0.15s;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent2); }
.btn-ghost { background: transparent; color: var(--text2); border: 1px solid var(--border2); }
.btn-ghost:hover { background: var(--bg3); color: var(--text); }
.btn-danger { background: var(--red-dim); color: var(--red); border: 1px solid transparent; }
.btn-danger:hover { background: var(--red); color: #fff; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-icon { padding: 7px; border-radius: var(--radius); background: var(--bg3); color: var(--text2); border: 1px solid var(--border); transition: all 0.15s; }
.btn-icon:hover { color: var(--text); border-color: var(--border2); }

/* FORMS */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 11px; font-weight: 500; color: var(--text2); margin-bottom: 6px; letter-spacing: 0.04em; text-transform: uppercase; font-family: var(--font-mono); }
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 9px 12px;
  color: var(--text);
  font-size: 13.5px;
  transition: border-color 0.15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--accent); }
.form-input::placeholder { color: var(--text3); }
.form-select { cursor: pointer; }
.form-textarea { resize: vertical; min-height: 80px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row { display: flex; gap: 12px; align-items: flex-end; }

/* MODAL */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  padding: 24px;
  backdrop-filter: blur(4px);
}
.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px 0;
  position: sticky; top: 0; background: var(--bg2); z-index: 1;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.modal-title { font-family: var(--font-display); font-size: 18px; font-weight: 800; }
.modal-close { background: none; color: var(--text3); font-size: 20px; line-height: 1; padding: 4px; border-radius: 4px; transition: color 0.15s; }
.modal-close:hover { color: var(--text); }
.modal-body { padding: 20px 24px; }
.modal-footer { padding: 0 24px 20px; display: flex; justify-content: flex-end; gap: 8px; }

/* SEARCH / FILTER BAR */
.filter-bar { display: flex; gap: 10px; margin-bottom: 16px; align-items: center; }
.search-wrap { position: relative; flex: 1; max-width: 320px; }
.search-wrap input { padding-left: 32px; }
.search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--text3); width: 14px; height: 14px; }

/* EMPTY STATE */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text3); }
.empty-state .icon { font-size: 32px; margin-bottom: 12px; opacity: 0.4; }
.empty-state h3 { font-size: 15px; font-weight: 500; color: var(--text2); margin-bottom: 6px; }
.empty-state p { font-size: 13px; }

/* ALERTS */
.alert { padding: 10px 14px; border-radius: var(--radius); font-size: 13px; margin-bottom: 16px; }
.alert-error { background: var(--red-dim); color: var(--red); border: 1px solid rgba(239,68,68,0.2); }
.alert-success { background: var(--green-dim); color: var(--green); border: 1px solid rgba(16,185,129,0.2); }
.alert-warning { background: var(--amber-dim); color: var(--amber); border: 1px solid rgba(245,158,11,0.2); }

/* TABS */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab {
  padding: 8px 16px; font-size: 13px; font-weight: 400; color: var(--text3);
  border-bottom: 2px solid transparent; cursor: pointer; transition: all 0.15s;
  margin-bottom: -1px;
}
.tab:hover { color: var(--text2); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 500; }

/* LOADING */
.spinner { width: 18px; height: 18px; border: 2px solid var(--border2); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.7s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-overlay { display: flex; align-items: center; justify-content: center; padding: 60px; }

/* DIVIDER */
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

/* PILL ROW */
.pill-row { display: flex; flex-wrap: wrap; gap: 6px; }

/* EXPIRY WARNING */
.expiry-ok { color: var(--green); }
.expiry-warn { color: var(--amber); }
.expiry-expired { color: var(--red); }

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* MOBILE MENU BUTTON */
.mobile-menu-btn {
  display: none;
  align-items: center; justify-content: center;
  width: 36px; height: 36px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  flex-shrink: 0;
  color: var(--text2);
}
.mobile-menu-btn svg { width: 18px; height: 18px; }

/* MOBILE OVERLAY */
.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 99;
}
.sidebar-overlay.active { display: block; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .mobile-menu-btn { display: flex; }
  .form-grid { grid-template-columns: 1fr; }

  .sidebar {
    position: fixed;
    left: -260px;
    top: 0; bottom: 0;
    z-index: 100;
    width: var(--sidebar-w);
    transition: left 0.25s ease;
  }
  .sidebar.open { left: 0; }

  .content { padding: 16px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .pipeline-board { grid-template-columns: repeat(3, minmax(180px,1fr)); }
}