/* ============================================================
   SąskaitaLT — main.css
   ============================================================ */
:root {
  --bg:#F7F6F2; --surface:#FFFFFF; --surface2:#F0EEE8;
  --border:rgba(0,0,0,.08); --border2:rgba(0,0,0,.14);
  --text:#1A1916; --text2:#6B6960; --text3:#9B9A94;
  --accent:#2563EB; --accent-light:#EEF4FF; --accent-dark:#1D4ED8;
  --green:#16A34A; --green-bg:#F0FDF4;
  --amber:#D97706; --amber-bg:#FFFBEB;
  --red:#DC2626;   --red-bg:#FEF2F2;
  --purple:#7C3AED;--purple-bg:#F5F3FF;
  --r:10px; --rl:16px;
  --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
  --shadow-md:0 4px 12px rgba(0,0,0,.08),0 2px 4px rgba(0,0,0,.04);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'DM Sans',sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}
a{color:inherit;text-decoration:none}

/* Inputs */
input,select,textarea{font-family:'DM Sans',sans-serif;font-size:14px;color:var(--text);background:var(--surface);border:1px solid var(--border2);border-radius:var(--r);padding:9px 13px;width:100%;outline:none;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.1)}
input[type=checkbox]{width:auto;accent-color:var(--accent)}

/* Buttons */
.btn{font-family:'DM Sans',sans-serif;font-size:13px;font-weight:500;cursor:pointer;border-radius:var(--r);border:1px solid var(--border2);background:var(--surface);color:var(--text);padding:9px 18px;transition:all .15s;display:inline-flex;align-items:center;gap:6px;text-decoration:none}
.btn:hover{background:var(--surface2)}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff}
.btn-success{background:var(--green);color:#fff;border-color:var(--green)}
.btn-success:hover{background:#15803D;color:#fff}
.btn-danger{background:var(--red);color:#fff;border-color:var(--red)}
.btn-danger:hover{background:#B91C1C;color:#fff}
.btn-ghost{background:transparent;border-color:transparent;color:var(--text2)}
.btn-ghost:hover{background:var(--surface2)}
.btn-sm{padding:5px 12px;font-size:12px}
.btn-icon{padding:6px;border-radius:var(--r)}

/* Badges */
.badge{display:inline-flex;align-items:center;font-size:11px;font-weight:500;padding:3px 9px;border-radius:20px}
.badge-green{background:var(--green-bg);color:#166534}
.badge-amber{background:var(--amber-bg);color:#92400E}
.badge-red{background:var(--red-bg);color:#991B1B}
.badge-blue{background:var(--accent-light);color:#1E40AF}
.badge-gray{background:var(--surface2);color:var(--text2)}
.badge-purple{background:var(--purple-bg);color:#5B21B6}

/* Alerts */
.alert{padding:10px 14px;border-radius:var(--r);font-size:13px;margin-bottom:14px}
.alert-success{background:var(--green-bg);color:#166534;border:1px solid #BBF7D0}
.alert-error{background:var(--red-bg);color:#991B1B;border:1px solid #FECACA}
.alert-info{background:var(--accent-light);color:#1E40AF;border:1px solid #BFDBFE}
.alert-warning{background:var(--amber-bg);color:#92400E;border:1px solid #FDE68A}

/* Tables */
table{width:100%;border-collapse:collapse}
th{text-align:left;padding:10px 14px;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--text3);border-bottom:1px solid var(--border)}
td{padding:11px 14px;border-bottom:1px solid var(--border);color:var(--text);font-size:13px;vertical-align:middle}
tr:last-child td{border-bottom:none}
tbody tr:hover td{background:var(--surface2)}
.td-actions{display:flex;gap:6px;flex-wrap:nowrap}

/* Cards */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--rl);box-shadow:var(--shadow);overflow:hidden}
.card-header{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-header h3{font-size:14px;font-weight:600}
.card-body{padding:20px}

/* Form */
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:12px;font-weight:500;color:var(--text2);margin-bottom:5px}
.form-group label .req{color:var(--red)}
.form-row{display:grid;gap:12px}
.fr2{grid-template-columns:1fr 1fr}
.fr3{grid-template-columns:1fr 1fr 1fr}
.fr4{grid-template-columns:1fr 1fr 1fr 1fr}

/* Metric */
.metric{background:var(--surface2);border-radius:var(--r);padding:16px}
.metric-label{font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--text3);margin-bottom:6px}
.metric-value{font-size:24px;font-weight:600}
.metric-sub{font-size:12px;color:var(--text2);margin-top:2px}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px}

/* App shell */
.app-shell{display:flex;min-height:100vh}
.sidebar{width:220px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;position:sticky;top:0;height:100vh}
.sidebar-logo{padding:16px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}
.logo-icon{width:28px;height:28px;background:var(--accent);border-radius:7px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.logo-text{font-size:15px;font-weight:600;letter-spacing:-.02em}
.sidebar-nav{padding:10px 8px;flex:1;overflow-y:auto}
.sidebar-label{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text3);padding:8px 8px 4px}
.nav-item{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:8px;cursor:pointer;font-size:13px;color:var(--text2);transition:all .12s;margin-bottom:1px}
.nav-item:hover{background:var(--surface2);color:var(--text)}
.nav-item.active{background:var(--accent-light);color:var(--accent);font-weight:500}
.nav-badge{margin-left:auto;background:var(--red);color:#fff;font-size:10px;font-weight:700;padding:1px 6px;border-radius:20px;min-width:18px;text-align:center}
.sidebar-user{padding:14px 16px;border-top:1px solid var(--border)}
.sidebar-user-name{font-size:13px;font-weight:500}
.sidebar-user-role{font-size:11px;color:var(--text2)}
.main-area{flex:1;display:flex;flex-direction:column;min-width:0;overflow-y:auto}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0;position:sticky;top:0;z-index:10}
.topbar-title{font-size:15px;font-weight:600}
.topbar-actions{display:flex;gap:8px}
.content-area{flex:1;padding:24px}

/* Auth */
.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--bg)}
.auth-box{width:100%;max-width:440px}
.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--rl);padding:28px;box-shadow:var(--shadow-md)}
.auth-logo{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:8px}
.auth-logo .logo-icon{width:36px;height:36px;border-radius:9px}
.auth-logo .logo-text{font-size:18px}
.auth-sub{text-align:center;font-size:13px;color:var(--text2);margin-bottom:24px}

/* Toggle */
.toggle-wrap{display:flex;align-items:center;gap:10px}
.toggle{position:relative;width:40px;height:22px;flex-shrink:0}
.toggle input{opacity:0;width:0;height:0}
.toggle-slider{position:absolute;inset:0;background:#D1D5DB;border-radius:11px;cursor:pointer;transition:.2s}
.toggle-slider::before{content:'';position:absolute;width:16px;height:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s}
.toggle input:checked+.toggle-slider{background:var(--accent)}
.toggle input:checked+.toggle-slider::before{transform:translateX(18px)}

/* Invoice items table (editable) */
.items-table{width:100%}
.items-table th{background:var(--surface2)}
.item-row td{padding:6px 8px;border-bottom:1px solid var(--border)}
.item-row:hover td{background:var(--surface2)}
.item-row input{border:none;background:transparent;padding:4px 6px;font-size:13px;border-radius:4px}
.item-row input:focus{background:var(--accent-light);border:none;box-shadow:none}

/* Progress bar */
.progress-bar{background:var(--border2);border-radius:4px;height:7px;overflow:hidden;margin-top:6px}
.progress-bar-fill{height:100%;border-radius:4px;transition:width .3s}

/* Plan cards */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.plan-card{border:2px solid var(--border);border-radius:var(--rl);padding:20px;cursor:pointer;transition:border-color .15s}
.plan-card:hover{border-color:var(--accent)}
.plan-card.selected{border-color:var(--accent);background:var(--accent-light)}
.plan-card.current{border-color:var(--green);background:var(--green-bg)}

/* Responsive */
@media(max-width:768px){
  .sidebar{width:200px}
  .metrics-grid{grid-template-columns:1fr 1fr}
  .plan-grid{grid-template-columns:1fr}
  .fr3,.fr4{grid-template-columns:1fr}
}