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

:root {
  --navy: #1a1a2e;
  --navy-mid: #252540;
  --gold: #c9a84c;
  --sidebar-w: 220px;
  --bg: #f4f3f0;
  --white: #ffffff;
  --border: #e2e0da;
  --text: #1a1a2e;
  --text-mid: #5a5a6a;
  --text-light: #9a9aaa;
  --radius: 10px;
  --green: #10b981; --green-bg: #d1fae5; --green-text: #065f46;
  --red: #ef4444; --red-bg: #fee2e2; --red-text: #991b1b;
  --blue-bg: #dbeafe; --blue-text: #1e40af;
  --amber-bg: #fef3c7; --amber-text: #92400e;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'DM Sans', sans-serif; background: var(--bg); color: var(--text); display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar { width: var(--sidebar-w); background: var(--navy); position: fixed; top: 0; left: 0; height: 100vh; display: flex; flex-direction: column; z-index: 50; }
.sidebar-logo { padding: 24px 20px 20px; font-size: 16px; color: white; font-weight: 500; border-bottom: 1px solid rgba(255,255,255,0.08); }
.sidebar-logo span { color: var(--gold); }
.sidebar-nav { padding: 16px 0; flex: 1; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: rgba(255,255,255,0.6); text-decoration: none; font-size: 14px; transition: all .2s; border-left: 3px solid transparent; }
.nav-item:hover { color: white; background: rgba(255,255,255,0.05); }
.nav-item.active { color: var(--gold); border-left-color: var(--gold); background: rgba(201,168,76,0.08); }
.nav-icon { width: 18px; text-align: center; }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,0.08); }
.sidebar-footer a { color: rgba(255,255,255,0.4); font-size: 12px; text-decoration: none; }

/* Main */
.main { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; }
.topbar { background: var(--white); border-bottom: 1px solid var(--border); padding: 0 32px; height: 60px; display: flex; align-items: center; justify-content: space-between; }
.topbar-title { font-size: 16px; font-weight: 500; }
.topbar-right { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--text-mid); }
.content { padding: 28px 32px; flex: 1; }

/* Stats */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 28px; }
.stat-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.stat-label { font-size: 12px; color: var(--text-light); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 8px; }
.stat-value { font-size: 28px; font-weight: 500; margin-bottom: 4px; }
.stat-delta { font-size: 12px; color: var(--green); }
.stat-delta.neg { color: var(--red); }

/* Tabulky */
.card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 24px; }
.card-header { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.card-title { font-size: 14px; font-weight: 500; }
.card-body { padding: 0; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; padding: 10px 16px; font-size: 11px; font-weight: 500; color: var(--text-light); text-transform: uppercase; letter-spacing: .5px; background: #fafaf8; border-bottom: 1px solid var(--border); }
td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #fafaf8; }

/* Badges */
.badge { display: inline-block; font-size: 11px; padding: 3px 10px; border-radius: 20px; font-weight: 500; }
.badge-new { background: var(--blue-bg); color: var(--blue-text); }
.badge-sent { background: var(--green-bg); color: var(--green-text); }
.badge-closed { background: #f3f4f6; color: #6b7280; }
.badge-bad { background: var(--red-bg); color: var(--red-text); }
.badge-hot { background: var(--amber-bg); color: var(--amber-text); }

/* Formuláře */
.form-section { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin-bottom: 20px; }
.form-section h3 { font-size: 14px; font-weight: 500; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-row.triple { grid-template-columns: 1fr 1fr 1fr; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 12px; font-weight: 500; color: var(--text-mid); margin-bottom: 5px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 9px 12px; border: 1.5px solid var(--border);
  border-radius: 7px; font-size: 13px; font-family: 'DM Sans', sans-serif;
  color: var(--text); background: white; transition: border-color .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--gold);
}
.form-group textarea { height: 120px; resize: vertical; }
.form-group.full { grid-column: 1/-1; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 9px 18px; border-radius: 7px; font-size: 13px; font-family: 'DM Sans', sans-serif; font-weight: 500; cursor: pointer; text-decoration: none; border: none; transition: all .2s; }
.btn-primary { background: var(--navy); color: white; }
.btn-primary:hover { background: var(--navy-mid); }
.btn-gold { background: var(--gold); color: var(--navy); }
.btn-gold:hover { background: #d4b060; }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-ghost { background: none; border: 1.5px solid var(--border); color: var(--text-mid); }
.btn-ghost:hover { border-color: var(--text-mid); color: var(--text); }
.btn-danger { background: var(--red-bg); color: var(--red-text); border: 1px solid #fca5a5; }

/* Toolbar */
.toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.toolbar-filters { display: flex; gap: 6px; }
.filter-pill { padding: 6px 14px; border-radius: 20px; font-size: 12px; border: 1.5px solid var(--border); background: var(--white); cursor: pointer; color: var(--text-mid); transition: all .2s; }
.filter-pill.active, .filter-pill:hover { border-color: var(--navy); color: var(--navy); background: #f0f0f8; }
.toolbar-search input { padding: 8px 14px; border: 1.5px solid var(--border); border-radius: 7px; font-size: 13px; width: 220px; }

/* Flash */
.flash { padding: 12px 16px; border-radius: 8px; margin-bottom: 20px; font-size: 13px; }
.flash-success { background: var(--green-bg); color: var(--green-text); border: 1px solid #a7f3d0; }
.flash-error { background: var(--red-bg); color: var(--red-text); border: 1px solid #fca5a5; }

/* Progress bars */
.progress-wrap { background: #eee; height: 5px; border-radius: 3px; }
.progress-bar { height: 5px; border-radius: 3px; background: var(--gold); }

/* Responzivní */
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
}