/* ========================================
   MBP GROUP — Supplier Payment System
   Main Stylesheet
   ======================================== */

:root {
  --bg: #f8f9fa;
  --bg2: #ffffff;
  --bg3: #f1f3f5;
  --bg4: #e9ecef;
  --border: #dee2e6;
  --border2: #ced4da;
  --text: #212529;
  --text2: #495057;
  --text3: #868e96;
  --accent: #c9a96e;
  --accent2: #b38f4d;
  --green: #2b8a3e;
  --red: #c92a2a;
  --blue: #1864ab;
  --amber: #e67e22;
  --purple: #5f3dc4;
  --font-head: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 10px;
  --radius-sm: 6px;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  min-height: 100vh;
  overflow-x: hidden;
}

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

.sidebar {
  width: 220px;
  min-width: 220px;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

/* ── SIDEBAR ── */
.logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border);
}
.logo-title {
  font-family: var(--font-head);
  font-size: 22px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.5px;
}
.logo-sub {
  font-size: 10px;
  color: var(--text3);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 2px;
  font-family: var(--font-mono);
}
.nav { padding: 16px 12px; flex: 1; }
.nav-section { margin-bottom: 24px; }
.nav-label {
  font-size: 10px;
  color: var(--text3);
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 0 8px;
  margin-bottom: 8px;
  font-family: var(--font-mono);
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  color: var(--text2);
  cursor: pointer;
  transition: all 0.15s;
  font-size: 13.5px;
  font-weight: 400;
  border: 1px solid transparent;
}
.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.active { background: var(--bg4); color: var(--text); font-weight: 600; border-color: var(--border2); }
.nav-item i { width: 16px; font-size: 13px; }
.nav-badge {
  margin-left: auto;
  background: var(--accent);
  color: #1a1200;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 20px;
  font-family: var(--font-mono);
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text3);
  font-family: var(--font-mono);
  line-height: 1.6;
}
.save-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--green);
  font-family: var(--font-mono);
}
.save-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ── HEADER ── */
.header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 16px 28px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.page-title { font-family: var(--font-head); font-size: 26px; color: var(--text); flex: 1; }
.header-actions { display: flex; gap: 10px; align-items: center; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid;
  white-space: nowrap;
}
.btn-primary  { background: var(--accent);      color: #ffffff;        border-color: var(--accent2); }
.btn-primary:hover  { background: var(--accent2); }
.btn-outline  { background: transparent;        color: var(--text2);   border-color: var(--border2); }
.btn-outline:hover  { background: var(--bg3); color: var(--text); border-color: #444; }
.btn-ghost    { background: transparent;        color: var(--text3);   border-color: transparent; }
.btn-ghost:hover    { color: var(--text2); background: var(--bg3); border-color: var(--border); }
.btn-danger   { background: transparent;        color: var(--red);     border-color: #5a2525; }
.btn-danger:hover   { background: #2a1515; }
.btn-green    { background: var(--green);       color: #001a0d;        border-color: #6dcca4; }
.btn-green:hover    { filter: brightness(1.1); }
.btn-sm       { padding: 5px 12px; font-size: 12px; }
.btn-xs       { padding: 3px 8px;  font-size: 11px; }
.btn-icon     { padding: 7px 10px; }

/* ── CONTENT / VIEWS ── */
.content { padding: 24px 28px; flex: 1; }
.view   { display: none; }
.view.active { display: block; }

/* ── STATS STRIP ── */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
}
.stat-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; }
.stat-card.gold::before   { background: var(--accent); }
.stat-card.green::before  { background: var(--green); }
.stat-card.red::before    { background: var(--red); }
.stat-card.blue::before   { background: var(--blue); }
.stat-label  { font-size: 11px; color: var(--text3); letter-spacing: 1.5px; text-transform: uppercase; font-family: var(--font-mono); margin-bottom: 6px; }
.stat-value  { font-size: 26px; font-weight: 600; color: var(--text); line-height: 1; }
.stat-sub    { font-size: 11px; color: var(--text3); margin-top: 4px; font-family: var(--font-mono); }
.stat-icon   { position: absolute; top: 16px; right: 16px; font-size: 20px; opacity: 0.15; }

/* ── TOOLBAR ── */
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; }
.search-wrap { position: relative; flex: 1; min-width: 200px; max-width: 320px; }
.search-wrap i { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); color: var(--text3); font-size: 13px; pointer-events: none; }
.search-box {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  padding: 8px 12px 8px 36px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}
.search-box:focus { border-color: var(--accent); }
.filter-select {
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text2);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 13px;
  outline: none;
  cursor: pointer;
  transition: border-color 0.15s;
}
.filter-select:focus { border-color: var(--accent); }

/* ── TABLE ── */
.table-wrap { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.tbl { width: 100%; border-collapse: collapse; }
.tbl thead th {
  background: var(--bg4);
  color: var(--text2);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 600;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 2px solid var(--border);
  font-family: var(--font-mono);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}
.tbl thead th:hover { color: var(--text); }
.tbl thead th.sorted { color: var(--accent); }
.tbl thead th i { margin-left: 4px; font-size: 10px; }
.tbl tbody tr { border-bottom: 1px solid var(--border); transition: background 0.1s; cursor: pointer; }
.tbl tbody tr:last-child { border-bottom: none; }
.tbl tbody tr:hover { background: var(--bg3); }
.tbl tbody tr.selected { background: #fff9db; }
.tbl td { padding: 12px 16px; font-size: 13.5px; vertical-align: middle; }
.tbl td.mono { font-family: var(--font-mono); font-size: 12px; }

/* ── BADGES ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
  font-family: var(--font-mono);
  white-space: nowrap;
}
.badge-paid    { background: #0d2b1e; color: var(--green); border: 1px solid #1a4730; }
.badge-pending { background: #2b1e08; color: var(--amber); border: 1px solid #4a3510; }
.badge-overdue { background: #2b0d0d; color: var(--red);   border: 1px solid #4a1a1a; }
.badge-partial { background: #0d1a2b; color: var(--blue);  border: 1px solid #1a304a; }
.badge-draft   { background: #1e1e22; color: var(--text3); border: 1px solid var(--border); }
.badge-dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }

/* ── VENDOR AVATAR ── */
.vendor-cell { display: flex; align-items: center; gap: 10px; }
.vendor-avatar {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600;
  flex-shrink: 0;
  font-family: var(--font-mono);
}
.vendor-name { font-weight: 500; color: var(--text); font-size: 13px; }
.vendor-cat  { font-size: 11px; color: var(--text3); font-family: var(--font-mono); }

/* ── 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;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
  backdrop-filter: blur(3px);
}
#login-modal { opacity: 1 !important; pointer-events: all !important; z-index: 9999 !important; }
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 14px;
  width: 560px; max-width: 95vw;
  max-height: 90vh; overflow-y: auto;
  transform: translateY(20px);
  transition: transform 0.2s;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header {
  padding: 22px 24px 18px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-title { font-family: var(--font-head); font-size: 20px; }
.modal-body   { padding: 22px 24px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 10px;
}

/* ── FORM ── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.form-label {
  font-size: 11px; color: var(--text2);
  letter-spacing: 1px; text-transform: uppercase;
  font-family: var(--font-mono);
}
.form-input, .form-select, .form-textarea {
  background: #ffffff;
  border: 1.5px solid var(--border2);
  color: var(--text);
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 13px;
  outline: none;
  transition: all 0.15s;
  width: 100%;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(201,169,110,0.1); }
.form-input[type="file"] { padding: 6px 12px; }
.form-textarea { resize: vertical; min-height: 72px; }
.form-select  { cursor: pointer; }

/* ── DETAIL PANEL ── */
.detail-panel {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 18px;
  display: none;
}
.detail-panel.open { display: block; }
.detail-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.detail-title  { font-family: var(--font-head); font-size: 20px; }
.detail-grid   { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 18px; }
.detail-field label { font-size: 10px; color: var(--text3); text-transform: uppercase; letter-spacing: 1.5px; font-family: var(--font-mono); }
.detail-field p     { font-size: 14px; color: var(--text); margin-top: 3px; }

/* ── TIMELINE ── */
.timeline { margin-top: 8px; }
.timeline-item { display: flex; gap: 12px; padding-bottom: 16px; position: relative; }
.timeline-item::before { content: ''; position: absolute; left: 11px; top: 22px; bottom: 0; width: 1px; background: var(--border); }
.timeline-item:last-child::before { display: none; }
.tl-dot { width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 9px; margin-top: 1px; }
.tl-content p    { font-size: 13px; color: var(--text); }
.tl-content span { font-size: 11px; color: var(--text3); font-family: var(--font-mono); }

/* ── PROGRESS BAR ── */
.progress-bar  { background: var(--bg4); border-radius: 4px; height: 5px; overflow: hidden; margin: 8px 0; }
.progress-fill { height: 100%; border-radius: 4px; transition: width 0.4s; }

/* ── CHARTS ── */
.chart-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.chart-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.chart-title { font-size: 12px; color: var(--text3); text-transform: uppercase; letter-spacing: 1.5px; font-family: var(--font-mono); margin-bottom: 14px; }
.mini-bar-chart { display: flex; align-items: flex-end; gap: 6px; height: 80px; }
.mini-bar { flex: 1; border-radius: 4px 4px 0 0; min-height: 4px; transition: opacity 0.2s; position: relative; cursor: pointer; }
.mini-bar:hover { opacity: 0.8; }
.donut-wrap { display: flex; align-items: center; justify-content: center; gap: 20px; }
.donut-legend { display: flex; flex-direction: column; gap: 8px; }
.donut-legend-item { display: flex; align-items: center; gap: 8px; font-size: 12px; font-family: var(--font-mono); }
.donut-legend-dot  { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; }

/* ── VENDOR LIST ── */
.vendor-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.vendor-card { background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; cursor: pointer; transition: border-color 0.15s; }
.vendor-card:hover { border-color: var(--accent); }
.vendor-card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.vendor-big-avatar  { width: 44px; height: 44px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 600; font-family: var(--font-mono); flex-shrink: 0; }
.vendor-card-name   { font-size: 15px; font-weight: 500; color: var(--text); }
.vendor-card-cat    { font-size: 11px; color: var(--text3); font-family: var(--font-mono); }
.vendor-stats  { display: flex; gap: 16px; }
.vendor-stat label { font-size: 10px; color: var(--text3); font-family: var(--font-mono); }
.vendor-stat p     { font-size: 14px; font-weight: 500; color: var(--text); font-family: var(--font-mono); }

/* ── TOAST ── */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 2000; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  min-width: 260px;
  display: flex; align-items: center; gap: 10px;
  font-size: 13px;
  animation: slideUp 0.25s ease;
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}
@keyframes slideUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.toast.success  { border-left: 3px solid var(--green); }
.toast.error    { border-left: 3px solid var(--red); }
.toast.info     { border-left: 3px solid var(--blue); }
.toast i        { font-size: 15px; }
.toast.success i { color: var(--green); }
.toast.error i   { color: var(--red); }
.toast.info i    { color: var(--blue); }

/* ── EMPTY STATE ── */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text3); }
.empty-state i { font-size: 40px; margin-bottom: 12px; display: block; }
.empty-state p { font-size: 14px; }

/* ── COVER PAGE ── */
.cover-page {
  position: fixed; inset: 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f5 100%);
  display: flex; align-items: center; justify-content: center;
  z-index: 10000;
  opacity: 1; transition: opacity 0.8s ease-out;
  pointer-events: auto;
}
.cover-page.hidden { opacity: 0; pointer-events: none; }
.cover-content { text-align: center; animation: coverSlideUp 0.8s ease-out; }
@keyframes coverSlideUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.cover-logo-icon {
  width: 80px; height: 80px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 40px; color: #ffffff;
  box-shadow: 0 8px 24px rgba(201,169,110,0.25);
}
.cover-title    { font-family: var(--font-head); font-size: 48px; font-weight: 700; color: var(--text); margin: 0 0 12px; letter-spacing: -0.5px; }
.cover-subtitle { font-family: var(--font-head); font-size: 18px; color: var(--text2); margin: 0 0 40px; font-weight: 400; letter-spacing: 0.5px; }
.cover-description { font-size: 14px; color: var(--text3); max-width: 400px; margin: 0 auto 48px; line-height: 1.6; }
.cover-button {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px;
  background: var(--accent); color: #ffffff;
  border: none; border-radius: var(--radius);
  font-family: var(--font-body); font-size: 14px; font-weight: 600;
  cursor: pointer; transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(201,169,110,0.3);
}
.cover-button:hover { background: var(--accent2); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(201,169,110,0.4); }
.cover-button:active { transform: translateY(0); }
.cover-features {
  display: flex; justify-content: center; gap: 40px;
  margin-top: 60px; padding-top: 40px;
  border-top: 1px solid var(--border);
}
.cover-feature { text-align: center; }
.cover-feature-icon  { font-size: 28px; color: var(--accent); margin-bottom: 12px; }
.cover-feature-label { font-size: 12px; color: var(--text3); text-transform: uppercase; letter-spacing: 1px; font-family: var(--font-mono); }
.cover-footer { position: absolute; bottom: 24px; left: 0; right: 0; text-align: center; font-size: 11px; color: var(--text3); font-family: var(--font-mono); }

/* ── UTILITIES ── */
.amount-col  { font-family: var(--font-mono); font-size: 13px; }
.text-green  { color: var(--green); }
.text-red    { color: var(--red); }
.text-amber  { color: var(--amber); }
.text-muted  { color: var(--text3); }
.flex        { display: flex; }
.items-center { align-items: center; }
.gap-2       { gap: 8px; }
.ml-auto     { margin-left: auto; }
.divider     { height: 1px; background: var(--border); margin: 16px 0; }
.cb          { width: 15px; height: 15px; cursor: pointer; accent-color: var(--accent); }

/* ── LOADING SPINNER ── */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--bg4); border-radius: 3px; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .sidebar       { display: none; }
  .stats-strip   { grid-template-columns: 1fr 1fr; }
  .chart-grid    { grid-template-columns: 1fr; }
  .vendor-list   { grid-template-columns: 1fr; }
  .form-grid     { grid-template-columns: 1fr; }
  .detail-grid   { grid-template-columns: 1fr 1fr; }
}