/* Financial Portfolio Tracker - Web Theme */
:root {
  --primary: #1b5e20;
  --accent: #4caf50;
  --bg: #f0f2f5;
  --card-bg: #ffffff;
  --text: #2c3e50;
  --text-secondary: #7f8c8d;
  --border: #ddd;
  --input-bg: #fff;
  --table-header: #1b5e20;
  --sidebar-width: 250px;
}

* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:'Segoe UI',system-ui,-apple-system,sans-serif; background:var(--bg); color:var(--text); }

/* Layout */
.app-container { display:flex; min-height:100vh; }

/* Sidebar */
.sidebar {
  width:var(--sidebar-width); background:var(--primary); color:white;
  display:flex; flex-direction:column; position:fixed; top:0; left:0; bottom:0;
  z-index:100; transition:transform 0.3s;
}
.sidebar-header { padding:20px; border-bottom:1px solid rgba(255,255,255,0.1); }
.sidebar-header h2 { font-size:16px; line-height:1.3; }
.sidebar-nav { flex:1; padding:10px; overflow-y:auto; }
.nav-btn {
  width:100%; padding:12px 16px; margin-bottom:4px; border:none; border-radius:8px;
  background:transparent; color:rgba(255,255,255,0.8); font-size:14px;
  text-align:left; cursor:pointer; transition:all 0.2s;
}
.nav-btn:hover { background:rgba(255,255,255,0.15); color:white; }
.nav-btn.active { background:rgba(255,255,255,0.2); color:white; font-weight:600; }
.sidebar-footer { padding:15px; font-size:12px; opacity:0.6; text-align:center; }

/* Main */
.main-content { margin-left:var(--sidebar-width); flex:1; display:flex; flex-direction:column; }
.top-bar {
  background:var(--card-bg); padding:16px 24px; display:flex; align-items:center;
  gap:16px; box-shadow:0 1px 3px rgba(0,0,0,0.1); position:sticky; top:0; z-index:50;
}
.top-bar h1 { font-size:18px; flex:1; }
.menu-toggle { display:none; background:none; border:none; font-size:24px; cursor:pointer; color:var(--text); }
#clock { font-size:13px; color:var(--text-secondary); }
.content-area { padding:24px; flex:1; }

/* Stats */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:16px; margin-bottom:24px; }
.stat-card {
  background:var(--card-bg); border-radius:12px; padding:20px;
  box-shadow:0 2px 8px rgba(0,0,0,0.08); text-align:center; transition:transform 0.2s;
}
.stat-card:hover { transform:translateY(-2px); }
.stat-icon { font-size:32px; margin-bottom:8px; }
.stat-value { font-size:28px; font-weight:700; color:var(--accent); }
.stat-label { font-size:13px; color:var(--text-secondary); margin-top:4px; }

/* Cards */
.card { background:var(--card-bg); border-radius:12px; padding:20px; margin-bottom:16px; box-shadow:0 2px 8px rgba(0,0,0,0.08); }
.card h3 { margin-bottom:12px; }

/* Module */
.module h2 { font-size:22px; margin-bottom:16px; }
.module-desc { color:var(--text-secondary); margin-bottom:20px; }

/* Toolbar */
.toolbar { display:flex; gap:12px; margin-bottom:16px; flex-wrap:wrap; }
.search-input {
  flex:1; min-width:200px; padding:10px 16px; border:1px solid var(--border);
  border-radius:8px; font-size:14px; background:var(--input-bg); color:var(--text);
}
.search-input:focus { outline:none; border-color:var(--accent); }

/* Table */
.table-container { overflow-x:auto; margin-bottom:20px; border-radius:8px; box-shadow:0 1px 4px rgba(0,0,0,0.06); }
table { width:100%; border-collapse:collapse; background:var(--card-bg); }
thead { background:var(--table-header); }
th { padding:12px 16px; text-align:left; font-size:13px; font-weight:600; color:white; white-space:nowrap; }
td { padding:10px 16px; border-bottom:1px solid var(--border); font-size:13px; }
tr:hover td { background:rgba(0,0,0,0.02); }

/* Form */
.form-panel {
  background:var(--card-bg); border-radius:12px; padding:20px;
  box-shadow:0 2px 8px rgba(0,0,0,0.08);
}
.form-panel h3 { margin-bottom:16px; color:var(--accent); }
.form-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:12px; margin-bottom:16px; }
.form-group label { display:block; font-size:12px; font-weight:600; margin-bottom:4px; color:var(--text-secondary); }
.form-control {
  width:100%; padding:8px 12px; border:1px solid var(--border); border-radius:6px;
  font-size:13px; background:var(--input-bg); color:var(--text);
}
.form-control:focus { outline:none; border-color:var(--accent); box-shadow:0 0 0 3px rgba(0,0,0,0.05); }
.form-actions { display:flex; gap:10px; }

/* Buttons */
.btn {
  padding:8px 20px; border:none; border-radius:6px; font-size:13px;
  font-weight:600; cursor:pointer; transition:all 0.2s;
}
.btn-primary { background:var(--accent); color:white; }
.btn-primary:hover { filter:brightness(1.1); }
.btn-warning { background:#f39c12; color:white; }
.btn-warning:hover { background:#e67e22; }
.btn-danger { background:#e74c3c; color:white; }
.btn-danger:hover { background:#c0392b; }
.btn-export { background:#27ae60; color:white; }
.btn-export:hover { background:#219a52; }
.btn-sm { padding:5px 12px; font-size:12px; }

/* Toast */
.toast-container { position:fixed; bottom:20px; right:20px; z-index:1000; }
.toast {
  background:#333; color:white; padding:12px 20px; border-radius:8px;
  margin-top:8px; font-size:13px; opacity:0; transform:translateY(10px);
  animation:toastIn 0.3s forwards;
}
.toast.success { background:#27ae60; }
.toast.error { background:#e74c3c; }
@keyframes toastIn { to { opacity:1; transform:translateY(0); } }

/* Responsive */
@media(max-width:768px) {
  .sidebar { transform:translateX(-100%); }
  .sidebar.open { transform:translateX(0); }
  .main-content { margin-left:0; }
  .menu-toggle { display:block; }
  .form-grid { grid-template-columns:1fr; }
  .stats-grid { grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); }
}