/* ============================================================
   APP.CSS — Monitor Ayam Broiler
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand:    #1a7f4b;
  --brand-dk: #135c36;
  --brand-lt: #e8f5ee;
  --blue:     #185fa5;
  --blue-lt:  #e6f1fb;
  --amber:    #b06a00;
  --amber-lt: #fff7e6;
  --red:      #a32d2d;
  --red-lt:   #fcebeb;
  --gray:     #5f5e5a;
  --gray-lt:  #f4f3f0;
  --border:   #e2e1dc;
  --text:     #1a1a18;
  --text-2:   #5f5e5a;
  --white:    #ffffff;
  --radius:   8px;
  --radius-lg:12px;
  --shadow:   0 1px 3px rgba(0,0,0,.08);
}

body { font-family: system-ui, -apple-system, sans-serif; font-size: 14px; color: var(--text); background: #f7f6f3; min-height: 100vh; display: flex; flex-direction: column; }

/* ---- NAVBAR ---- */
.navbar { background: var(--brand); color: #fff; display: flex; align-items: center; gap: 1rem; padding: 0 1.5rem; height: 52px; position: sticky; top: 0; z-index: 100; }
.nav-brand { display: flex; align-items: center; gap: .5rem; font-weight: 600; font-size: 15px; white-space: nowrap; margin-right: .5rem; }
.nav-icon { font-size: 20px; }
.nav-links { display: flex; align-items: center; gap: .25rem; flex: 1; }
.nav-links a, .nav-links .dropdown-toggle { color: rgba(255,255,255,.85); text-decoration: none; padding: .3rem .7rem; border-radius: var(--radius); font-size: 13px; white-space: nowrap; cursor: pointer; }
.nav-links a:hover, .nav-links .dropdown-toggle:hover, .nav-links a.active { background: rgba(255,255,255,.15); color: #fff; }
.nav-user { display: flex; align-items: center; gap: .75rem; margin-left: auto; font-size: 13px; }
.badge-role { padding: 2px 8px; border-radius: 99px; font-size: 11px; font-weight: 600; }
.badge-role.admin    { background: #fff; color: var(--brand-dk); }
.badge-role.operator { background: rgba(255,255,255,.2); color: #fff; }
.btn-logout { color: rgba(255,255,255,.8); text-decoration: none; padding: .25rem .6rem; border: 1px solid rgba(255,255,255,.3); border-radius: var(--radius); font-size: 12px; }
.btn-logout:hover { background: rgba(255,255,255,.15); color: #fff; }

/* ---- DROPDOWN ---- */
.dropdown { position: relative; }
.dropdown-menu { display: none; position: absolute; top: calc(100% + 4px); left: 0; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: 0 4px 16px rgba(0,0,0,.12); min-width: 180px; z-index: 200; }
.dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu a { display: block; padding: .55rem 1rem; color: var(--text); text-decoration: none; font-size: 13px; }
.dropdown-menu a:hover { background: var(--gray-lt); }

/* ---- MAIN ---- */
.main-content { flex: 1; padding: 1.5rem; max-width: 1280px; width: 100%; margin: 0 auto; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; }
.page-title { font-size: 20px; font-weight: 600; }
.page-sub { font-size: 13px; color: var(--text-2); margin-top: 2px; }

/* ---- CARDS ---- */
.card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1.25rem; box-shadow: var(--shadow); }
.card-title { font-size: 15px; font-weight: 600; margin-bottom: 1rem; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 1.25rem; }
.stat-card { background: var(--gray-lt); border-radius: var(--radius); padding: .875rem 1rem; }
.stat-label { font-size: 12px; color: var(--text-2); margin-bottom: 4px; }
.stat-val { font-size: 22px; font-weight: 600; }
.stat-val.green { color: var(--brand); }
.stat-val.blue  { color: var(--blue); }
.stat-val.amber { color: var(--amber); }
.stat-val.red   { color: var(--red); }

/* ---- ALERTS ---- */
.alert { padding: .75rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; font-size: 13px; }
.alert-success { background: var(--brand-lt); border: 1px solid #a3d4b8; color: var(--brand-dk); }
.alert-error   { background: var(--red-lt);   border: 1px solid #f0b3b3; color: var(--red); }

/* ---- TABLES ---- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th { background: var(--gray-lt); padding: .6rem .875rem; text-align: left; font-weight: 600; font-size: 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
thead th.num { text-align: right; }
tbody td { padding: .65rem .875rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody td.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--gray-lt); }

/* ---- FORMS ---- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--text-2); }
.form-group input, .form-group select, .form-group textarea {
  padding: .5rem .75rem; border: 1px solid var(--border); border-radius: var(--radius);
  font-size: 13px; font-family: inherit; color: var(--text);
  background: var(--white); transition: border-color .15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(26,127,75,.12);
}
.form-hint { font-size: 11px; color: var(--text-2); }
.sampling-grid { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: .75rem; }

/* ---- BUTTONS ---- */
.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .45rem .9rem; border-radius: var(--radius); font-size: 13px; font-family: inherit; font-weight: 500; cursor: pointer; border: 1px solid transparent; text-decoration: none; transition: .15s; }
.btn-primary  { background: var(--brand);    color: #fff; border-color: var(--brand);    }
.btn-primary:hover  { background: var(--brand-dk); }
.btn-secondary{ background: var(--white);    color: var(--text); border-color: var(--border); }
.btn-secondary:hover{ background: var(--gray-lt); }
.btn-danger   { background: var(--red-lt);   color: var(--red);  border-color: #f0b3b3; }
.btn-danger:hover   { background: #f7c1c1; }
.btn-sm { padding: .3rem .65rem; font-size: 12px; }
.btn-group { display: flex; gap: .5rem; flex-wrap: wrap; }

/* ---- BADGES ---- */
.badge { display: inline-block; padding: 2px 8px; border-radius: 99px; font-size: 11px; font-weight: 600; }
.badge-green  { background: var(--brand-lt); color: var(--brand-dk); }
.badge-red    { background: var(--red-lt);   color: var(--red); }
.badge-amber  { background: var(--amber-lt); color: var(--amber); }
.badge-blue   { background: var(--blue-lt);  color: var(--blue); }
.badge-gray   { background: var(--gray-lt);  color: var(--gray); }

/* ---- FOOTER ---- */
.footer { background: var(--white); border-top: 1px solid var(--border); padding: .75rem 1.5rem; text-align: center; font-size: 12px; color: var(--text-2); }

/* ---- LOGIN ---- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--brand-lt); }
.login-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2rem; width: 100%; max-width: 380px; box-shadow: 0 4px 24px rgba(0,0,0,.08); }
.login-logo { text-align: center; font-size: 40px; margin-bottom: .5rem; }
.login-title { text-align: center; font-size: 18px; font-weight: 700; margin-bottom: .25rem; }
.login-sub { text-align: center; font-size: 13px; color: var(--text-2); margin-bottom: 1.5rem; }

/* ---- SELISIH WARNA ---- */
.selisih-pos { color: var(--brand); font-weight: 600; }
.selisih-neg { color: var(--red);   font-weight: 600; }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .sampling-grid { grid-template-columns: 1fr 1fr; }
}