/* ═══════════════════════════════════════
   BT DEPOT — Warehouse Management CSS
   Theme: Forest Green (distinct from BT Stock blue)
═══════════════════════════════════════ */
:root {
  --primary: #166534;
  --primary2: #15803d;
  --sea: #16a34a;
  --foam: #dcfce7;
  --wave: #bbf7d0;
  --gold: #d97706;
  --danger: #dc2626;
  --ok: #059669;
  --txt: #1a2537;
  --mu: #6b7280;
  --bg: #f0fdf4;
  --navy: #052e16;
  --r: 10px;
  --sh: 0 3px 18px rgba(22, 101, 52, .10);
}

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

body {
  font-family: 'Be Vietnam Pro', sans-serif;
  background: var(--bg);
  color: var(--txt);
  min-height: 100vh
}

/* ── LOGIN ── */
#appLogin {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(-45deg, #052e16, #166534, #16a34a, #4ade80);
  background-size: 400% 400%;
  animation: loginBgMesh 15s ease infinite;
}
@keyframes loginBgMesh { 0%{background-position:0% 50%} 50%{background-position:100% 50%} 100%{background-position:0% 50%} }

.login-wrapper { padding: 20px; width: 100%; max-width: 400px; }
.login-glass-card {
  background: rgba(255,255,255,.94); backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.45); border-radius: 20px;
  padding: 38px 32px; box-shadow: 0 25px 50px -12px rgba(0,0,0,.45);
}
.login-logo-container { text-align: center; margin-bottom: 28px; }
.login-logo-container img { width: 78px; height: 78px; object-fit: contain; margin-bottom: 10px; filter: drop-shadow(0 4px 8px rgba(0,0,0,.12)); }
.login-badge-depot {
  display: inline-block;
  background: linear-gradient(135deg,#ea580c,#dc2626);
  color: #fff; font-size: 10px; font-weight: 700; padding: 3px 12px;
  border-radius: 12px; letter-spacing: .8px; margin-bottom: 8px;
  box-shadow: 0 2px 8px rgba(234,88,12,.35);
}
.login-brand { font-size: 24px; font-weight: 800; color: var(--primary); letter-spacing: .5px; margin: 0 0 6px 0; }
.login-subtitle { font-size: 13.5px; color: var(--mu); margin: 0; }
.login-divider { width: 48px; height: 4px; background: linear-gradient(to right,var(--primary),#4ade80); border-radius: 2px; margin: 14px auto 0; }

.login-form { display: flex; flex-direction: column; gap: 20px; }
.glass-field { position: relative; }
.glass-field input {
  width: 100%; height: 56px; padding: 22px 16px 6px 16px; background: transparent;
  border: 1.5px solid rgba(200,220,210,.8); border-radius: 8px; font-size: 15px;
  font-family: inherit; color: var(--txt); outline: none; transition: .2s;
}
.glass-field input:focus, .glass-field input:not(:placeholder-shown) {
  border-color: var(--sea); box-shadow: 0 0 0 3px rgba(22,163,74,.12);
}
.glass-field label.wave-label {
  position: absolute; left: 16px; top: 18px; color: var(--mu); font-size: 14.5px;
  pointer-events: none; font-weight: 500; display: flex;
}
.glass-field label.wave-label .char { transition: .25s ease all; transition-delay: calc(var(--index)*.04s); }
.glass-field input:focus ~ label.wave-label .char,
.glass-field input:not(:placeholder-shown) ~ label.wave-label .char {
  transform: translateY(-10px); font-size: 12.5px; color: var(--sea); font-weight: 600;
  background: transparent; /* Hoàn toàn trong suốt để hút 100% màu nền Login Card */
}
.btn-eye {
  position: absolute; right: 12px; top: 16px; background: none; border: none;
  padding: 4px; color: var(--mu); cursor: pointer; transition: .2s;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.btn-eye:hover { color: var(--sea); background: rgba(22,163,74,.08); }

.login-btn-neon {
  position: relative; overflow: hidden; width: 100%; height: 50px; margin-top: 10px;
  background: linear-gradient(135deg,var(--primary),var(--sea)); color: #fff; border: none;
  border-radius: 12px; font-size: 16px; font-weight: 700; cursor: pointer;
  transition: all .3s; box-shadow: 0 6px 16px rgba(22,163,74,.3);
  display: flex; align-items: center; justify-content: center;
}
.login-btn-neon::after {
  content:''; position: absolute; top:0; left:-100%; width:50%; height:100%;
  background: linear-gradient(to right,transparent,rgba(255,255,255,.25),transparent);
  transform: skewX(-20deg); transition: .5s;
}
.login-btn-neon:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(22,163,74,.45); }
.login-btn-neon:hover:not(:disabled)::after { left: 150%; }
.login-btn-neon:disabled { opacity: .7; cursor: not-allowed; transform: none; background: var(--mu); }
.login-footer { margin-top: 22px; text-align: center; font-size: 12px; color: #94a3b8; font-weight: 500; }

/* ══ TOPBAR ══ */
.topbar {
  background: linear-gradient(135deg,#052e16 0%,var(--primary) 55%,var(--primary2) 100%);
  color: #fff; padding: 0 18px; display: flex; align-items: center; gap: 7px;
  position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 16px rgba(0,0,0,.28);
}
.tb-brand { display: flex; align-items: center; gap: 10px; padding: 10px 0; flex-shrink: 0; }
.tb-logo-img { width: 40px; height: 40px; object-fit: contain; border-radius: 8px; }
.tb-name { font-size: 13px; font-weight: 700; }
.tb-sub { font-size: 10px; opacity: .6; }
.tb-nav { display: flex; gap: 2px; margin-left: auto; flex-wrap: wrap; }

.tab-btn {
  background: rgba(255,255,255,.1); border: none; color: rgba(255,255,255,.75);
  padding: 6px 12px; border-radius: 7px; cursor: pointer; font-family: inherit;
  font-size: 12px; font-weight: 500; transition: .2s;
}
.tab-btn:hover { background: rgba(255,255,255,.18); color: #fff; }
.tab-btn.active {
  background: rgba(255,255,255,.22); color: #fff; font-weight: 700;
  box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.35);
}

.tb-user {
  display: flex; align-items: center; gap: 6px; padding: 4px 9px;
  background: rgba(255,255,255,.1); border-radius: 8px; margin-left: 6px;
}
.tb-user-name { font-size: 12px; font-weight: 600; }
.tb-user-role { font-size: 10px; opacity: .6; }

.tb-logout {
  background: rgba(255,255,255,.12); border: 1.5px solid rgba(255,255,255,.2);
  color: #fff; padding: 5px 10px; border-radius: 7px; font-size: 11.5px;
  font-weight: 500; font-family: inherit; cursor: pointer; white-space: nowrap;
}
.tb-logout:hover { background: rgba(255,255,255,.22); }

/* ══ MAIN LAYOUT ══ */
.main { max-width: 1380px; margin: 0 auto; padding: 18px 13px; }
.tab-pane { display: none; animation: fadeIn .2s; }
.tab-pane.active { display: block; }
@keyframes fadeIn { from{opacity:0;transform:translateY(4px)} to{opacity:1;transform:translateY(0)} }

.sec-hdr { display: flex; align-items: center; gap: 9px; margin-bottom: 13px; }
.sec-hdr h2 { font-size: 17px; font-weight: 700; color: var(--primary); }
.sec-line { flex: 1; height: 2px; background: linear-gradient(to right,var(--wave),transparent); }

/* ══ FORM ══ */
.form-card { background: #fff; border-radius: var(--r); box-shadow: var(--sh); overflow: hidden; }
.form-hdr {
  background: linear-gradient(135deg,var(--primary),var(--primary2));
  color: #fff; padding: 11px 18px;
  display: flex; align-items: center; justify-content: space-between;
}
.form-hdr h3 { font-size: 13.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; }
.form-body { padding: 14px 18px; }
.dm-form { background: #fff; border-radius: var(--r); box-shadow: var(--sh); padding: 14px 18px; margin-bottom: 14px; }

.meta-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(160px,1fr)); gap: 10px; margin-bottom: 12px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.flbl { font-size: 11px; font-weight: 600; color: var(--mu); text-transform: uppercase; letter-spacing: .4px; }
.flbl span { color: var(--danger); }

.finput {
  border: 1.5px solid #d1fae5; border-radius: 7px; padding: 7px 10px;
  font-size: 13px; font-family: inherit; color: var(--txt);
  background: #f0fdf4; outline: none; transition: .2s; width: 100%;
}
.finput:focus { border-color: var(--sea); box-shadow: 0 0 0 3px rgba(22,163,74,.12); }

/* custom dropdown */
.csel { position: relative; }
.cdrop-list {
  position: absolute; top: calc(100% + 2px); left: 0; z-index: 500;
  background: #fff; border: 1.5px solid var(--sea); border-radius: 8px;
  max-height: 200px; overflow-y: auto; box-shadow: 0 8px 24px rgba(22,101,52,.18);
  display: none; white-space: nowrap; min-width: 200px;
}
.cdrop-item { padding: 8px 12px; cursor: pointer; font-size: 13px; transition: .15s; display: flex; flex-direction: column; gap: 2px; border-bottom: 1px solid var(--foam); }
.cdrop-item:last-child { border-bottom: none; }
.cdrop-item:hover { background: var(--foam); }
.cdi-name { font-weight: 500; color: var(--txt); }
.cdi-sub { font-size: 11.5px; color: var(--mu); }
.cdrop-empty { padding: 10px 12px; font-size: 12.5px; color: var(--mu); font-style: italic; }

/* ══ TABLE ══ */
.tbl-wrap { overflow-x: auto; border: 1.5px solid #d1fae5; border-radius: 8px; }
.form-tbl { width: 100%; border-collapse: collapse; min-width: 600px; }
.form-tbl th, .form-tbl td { border: 1px solid #cbd5e1; }
.form-tbl thead th {
  background: var(--primary); color: #fff; padding: 7px; font-size: 11.5px;
  font-weight: 600; white-space: nowrap; text-align: center;
}
.form-tbl thead th:nth-child(2) { text-align: left; }
.form-tbl tbody tr { transition: .12s; }
.form-tbl tbody tr:hover { background: #f0fdf4; }
.form-tbl tbody td { padding: 4px 5px; font-size: 12.5px; }
.form-tbl tfoot td { padding: 7px 9px; background: var(--foam); font-size: 13px; }

.dtbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.dtbl th, .dtbl td { border: 1px solid #cbd5e1; white-space: nowrap; }
.dtbl thead th {
  background: linear-gradient(135deg,var(--primary),var(--primary2));
  color: #fff; padding: 8px 11px; font-size: 12px; font-weight: 600;
  text-align: left; white-space: nowrap;
}
.dtbl tbody tr { transition: .12s; }
.dtbl tbody tr:hover { background: var(--foam); }
.dtbl tbody td { padding: 7px 11px; }
.dtbl tfoot td { padding: 7px 11px; background: var(--foam); font-size: 13px; border-top: 2px solid var(--wave); }

.inner-tbl thead th { background: rgba(22,101,52,.08); color: var(--primary); }
.ci {
  border: 1.5px solid #d1fae5; border-radius: 6px; padding: 5px 6px;
  font-size: 13px; font-family: inherit; width: 100%; outline: none; transition: .15s; background: #fff;
}
.ci:focus { border-color: var(--sea); background: #f0fdf4; }
.ci-num { min-width: 78px; text-align: right; }
.ci-sm { min-width: 62px; }

/* ══ BUTTONS ══ */
.btn {
  display: inline-flex; align-items: center; gap: 5px; padding: 7px 15px;
  border: none; border-radius: 8px; font-family: inherit; font-size: 12.5px;
  font-weight: 600; cursor: pointer; transition: .2s;
}
.btn.sm { padding: 5px 10px; font-size: 12px; }
.btn-primary {
  background: linear-gradient(135deg,var(--sea),var(--primary));
  color: #fff; box-shadow: 0 2px 10px rgba(22,163,74,.3);
}
.btn-primary:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(22,163,74,.4); }
.btn-primary:disabled { opacity: .6; cursor: not-allowed; }
.btn-print { background: linear-gradient(135deg,#f59e0b,#ea580c); color: #fff; }
.btn-print:hover { transform: translateY(-1px); }
.btn-outline { background: #fff; color: var(--primary); border: 1.5px solid var(--wave); }
.btn-outline:hover { border-color: var(--sea); background: var(--foam); }
.btn-add-row {
  background: var(--foam); color: var(--primary); border: 1.5px dashed var(--wave);
  width: 100%; padding: 6px; border-radius: 6px; font-family: inherit;
  font-size: 12.5px; font-weight: 500; cursor: pointer; transition: .2s; margin-top: 4px;
}
.btn-add-row:hover { border-color: var(--sea); background: #bbf7d0; }

.icon-btn { background: none; border: none; cursor: pointer; font-size: 13px; padding: 3px 5px; border-radius: 5px; transition: .15s; line-height: 1; }
.icon-btn.del:hover { background: #fee2e2; color: var(--danger); }
.icon-btn.edit:hover { background: var(--foam); color: var(--sea); }
.icon-btn.view:hover { background: #fef3c7; color: var(--gold); }
.icon-btn.copy { color: var(--ok); font-size: 14px; }
.icon-btn.copy:hover { background: var(--foam); }

/* ══ FILTER / STAT / CARDS ══ */
.filter-bar {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  background: #fff; border-radius: var(--r); padding: 9px 14px;
  box-shadow: var(--sh); margin-bottom: 13px;
}
.filter-bar label { font-size: 12px; font-weight: 600; color: var(--mu); white-space: nowrap; }
.filter-sum { background: #fff; border-radius: var(--r); padding: 10px 14px; box-shadow: var(--sh); margin-bottom: 10px; }
.filter-sum-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.filter-sum-row + .filter-sum-row { margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--wave); }
.filter-sum-row label { font-size: 12px; font-weight: 600; color: var(--mu); white-space: nowrap; }
.filter-sum-row select, .filter-sum-row input[type=date] {
  border: 1.5px solid #d1fae5; border-radius: 7px; padding: 6px 10px;
  font-size: 12.5px; font-family: inherit; color: var(--txt); background: #f0fdf4;
  outline: none;
}
.filter-sum-row select:focus, .filter-sum-row input[type=date]:focus { border-color: var(--sea); }

.stat-row { display: grid; grid-template-columns: repeat(auto-fit,minmax(140px,1fr)); gap: 9px; margin-bottom: 13px; }
.stat { background: #fff; border-radius: var(--r); padding: 11px 14px; box-shadow: var(--sh); border-top: 3px solid var(--sea); }
.stat-v { font-size: 16px; font-weight: 700; color: var(--primary); }
.stat-l { font-size: 11.5px; color: var(--mu); margin-top: 2px; }

.tbl-card { background: #fff; border-radius: var(--r); box-shadow: var(--sh); overflow: hidden; }

/* ══ MODE TABS ══ */
.sum-mode-bar { display: flex; gap: 4px; margin-bottom: 10px; flex-wrap: wrap; }
.smbtn {
  background: #fff; color: var(--mu); border: 1.5px solid var(--wave); border-radius: 8px;
  padding: 5px 12px; font-size: 12px; font-weight: 600; cursor: pointer; font-family: inherit; transition: .2s;
}
.smbtn.active { background: var(--primary); color: #fff; border-color: transparent; box-shadow: 0 2px 8px rgba(22,101,52,.25); }
.smbtn:hover:not(.active) { border-color: var(--sea); background: var(--foam); color: var(--primary); }

/* ══ PHIẾU BLOCKS ══ */
.phieu-block { border-radius: 8px; overflow: hidden; box-shadow: var(--sh); }
.phieu-block-hdr {
  background: linear-gradient(135deg,var(--primary),var(--primary2));
  color: #fff; padding: 8px 13px; display: flex; align-items: center;
  gap: 5px; flex-wrap: wrap; font-size: 12.5px;
}
.phieu-sp-badge { background: rgba(255,255,255,.25); padding: 2px 9px; border-radius: 10px; font-size: 12.5px; font-weight: 700; }
.phieu-num-badge { background: rgba(255,255,255,.15); padding: 1px 7px; border-radius: 10px; font-size: 11px; font-weight: 700; }
.phieu-date-txt { opacity: .85; font-size: 12px; }
.phieu-kh-txt { font-weight: 600; }
.kho-badge { background: rgba(255,220,100,.3); border: 1px solid rgba(255,200,80,.5); padding: 1px 8px; border-radius: 10px; font-size: 11.5px; font-weight: 600; }
.phieu-sum-right { margin-left: auto; font-size: 12px; opacity: .9; white-space: nowrap; }
.phieu-footer-bar {
  background: var(--foam); padding: 6px 13px; display: flex; align-items: center;
  flex-wrap: wrap; gap: 6px; border-top: 1px solid var(--wave);
}
.actions-right { margin-left: auto; display: flex; gap: 4px; }
.grand-total-bar {
  background: var(--primary); color: #fff; padding: 9px 16px; border-radius: 8px;
  display: flex; align-items: center; justify-content: space-between;
  font-weight: 700; font-size: 13px; margin-top: 10px;
}

/* ══ DM INFO ══ */
.dm-info { background: #f0fdf4; border: 1.5px solid #bbf7d0; border-radius: 8px; padding: 8px 13px; font-size: 13px; color: var(--primary); font-weight: 500; margin-bottom: 10px; }

/* ══ CFG TABS ══ */
.cfg-tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 14px; }
.cfg-tabs button {
  background: #fff; color: var(--mu); border: 1.5px solid var(--wave);
  border-radius: 8px; padding: 6px 14px; font-size: 12.5px;
  font-weight: 600; cursor: pointer; font-family: inherit; transition: .2s;
}
.cfg-tabs button.active { background: var(--primary); color: #fff; border-color: transparent; }
.cfg-tabs button:hover:not(.active) { border-color: var(--sea); color: var(--primary); }

.inline-edit {
  border: 1px solid transparent; background: transparent; padding: 3px 6px;
  border-radius: 5px; font-family: inherit; color: var(--txt); outline: none; transition: .15s;
}
.inline-edit:hover { border-color: var(--wave); background: var(--foam); }
.inline-edit:focus { border-color: var(--sea); background: #fff; box-shadow: 0 0 0 2px rgba(22,163,74,.12); }

/* ══ DASHBOARD ══ */
.db-stats {
  display: grid; grid-template-columns: repeat(auto-fit,minmax(160px,1fr));
  gap: 12px; margin-bottom: 16px;
}
.db-stat-card {
  background: #fff; border-radius: var(--r); padding: 16px;
  box-shadow: var(--sh); text-align: center;
  border-bottom: 3px solid var(--sea);
}
.db-stat-icon { font-size: 22px; margin-bottom: 8px; width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin: 0 auto 10px; }
.db-stat-val { font-size: 22px; font-weight: 800; color: var(--primary); }
.db-stat-label { font-size: 11.5px; color: var(--mu); margin-top: 4px; }

.db-card { background: #fff; border-radius: var(--r); padding: 0; box-shadow: var(--sh); overflow: hidden; }
.db-card-hdr { background: linear-gradient(135deg,var(--primary),var(--primary2)); color: #fff; padding: 10px 14px; font-size: 13px; font-weight: 700; display: flex; align-items: center; justify-content: space-between; }
.db-card-body { padding: 12px; }
.db-recent-item { display: flex; align-items: center; gap: 8px; padding: 8px; border-bottom: 1px solid var(--foam); border-radius: 6px; transition: .15s; }
.db-recent-item:last-child { border-bottom: none; }
.db-recent-item:hover { background: #f0fdf4; }
.db-ri-num { background: var(--primary); color: #fff; border-radius: 6px; padding: 2px 7px; font-size: 11px; font-weight: 700; white-space: nowrap; }
.db-ri-info { flex: 1; min-width: 0; }
.db-ri-info b { font-size: 12.5px; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.db-ri-info small { font-size: 11px; color: var(--mu); }
.db-ri-amount { font-weight: 700; color: var(--primary); font-size: 12.5px; white-space: nowrap; }
.db-bar-chart { display: flex; flex-direction: column; gap: 8px; }
.db-bar-row { display: flex; align-items: center; gap: 8px; }
.db-bar-label { font-size: 11.5px; color: var(--txt); width: 120px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.db-bar-track { flex: 1; height: 8px; background: #dcfce7; border-radius: 4px; overflow: hidden; }
.db-bar-fill { height: 100%; border-radius: 4px; transition: width .5s ease; background: var(--sea); }
.db-bar-val { font-size: 11.5px; color: var(--mu); width: 70px; text-align: right; white-space: nowrap; }

/* ══ UTILS ══ */
.empty { text-align: center; color: var(--mu); padding: 32px !important; font-size: 13px; }
.center { text-align: center; }
.right { text-align: right; }
.bold { font-weight: 700; }
.nowrap { white-space: nowrap; }
.green { color: var(--ok); }
.danger-txt { color: var(--danger); }
.r-even { background: #fff; }
.r-odd { background: #f9fdfb; }

/* ══ TOAST ══ */
.toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff; padding: 10px 22px; border-radius: 50px;
  font-size: 13.5px; font-weight: 600; opacity: 0; pointer-events: none;
  transition: opacity .3s; z-index: 9999; box-shadow: 0 6px 20px rgba(22,101,52,.4); white-space: nowrap;
}
.toast.show { opacity: 1; }
.toast.warn { background: #d97706; }
.toast.err { background: var(--danger); }
.toast.ok { background: var(--ok); }

/* ══ MODAL ══ */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 8000;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal-box {
  background: #fff; border-radius: 14px; box-shadow: 0 25px 60px rgba(0,0,0,.35);
  max-width: 820px; width: 100%; max-height: 80vh; overflow: hidden;
  display: flex; flex-direction: column; animation: fadeIn .2s;
}
.modal-hdr {
  background: linear-gradient(135deg,var(--primary),var(--primary2));
  color: #fff; padding: 14px 20px; display: flex; align-items: center; justify-content: space-between;
}
.modal-hdr h3 { font-size: 14px; font-weight: 700; }
.modal-body { flex: 1; overflow-y: auto; padding: 16px 20px; }
.modal-ftr { padding: 12px 20px; border-top: 1px solid var(--wave); display: flex; justify-content: flex-end; gap: 8px; }

/* ══ TỒNKHO ══ */
.tonkho-card {
  background: #fff; border-radius: var(--r); box-shadow: var(--sh);
  overflow: hidden; margin-bottom: 14px;
}
.tonkho-hdr {
  background: linear-gradient(135deg,#065f46,#059669);
  color: #fff; padding: 9px 14px; font-size: 13px; font-weight: 700;
  display: flex; align-items: center; gap: 8px;
}
.tonkho-badge {
  background: rgba(255,255,255,.2); padding: 2px 9px; border-radius: 8px;
  font-size: 11.5px; font-weight: 700; margin-left: auto;
}

/* ── Mobile Responsive ── */
.mobile-toggle { display: none; font-size: 26px; cursor: pointer; border: none; background: none; color: #fff; margin-right: 8px; padding: 4px 8px; border-radius: 6px; transition: background .2s; }
.mobile-toggle:hover { background: rgba(255,255,255,.15); }
.sidebar-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 99998; display: none; }
.sidebar-overlay.show { display: block; }
.nav-mobile-header { display: none !important; }

@media (max-width: 768px) {
  .main { padding: 12px 8px; }
  .db-stats { grid-template-columns: repeat(2,1fr); }
  .db-stat-val { font-size: 18px; }
  #db_grid { grid-template-columns: 1fr !important; }

  /* App Layout */
  .nav-mobile-header { display: flex !important; }
  .tb-nav { position: fixed; top: 0; bottom: 0; left: 0; width: 260px; background: #fff; flex-direction: column; align-items: stretch; margin: 0; padding: 60px 0 20px; transform: translateX(-100%); transition: transform 0.3s ease; z-index: 99999; box-shadow: 4px 0 20px rgba(0,0,0,0.25); overflow-y: auto; }
  .tb-nav.mobile-open { transform: translateX(0); }
  .tb-nav .tab-btn { display: flex; align-items: center; color: var(--navy); border-radius: 0; padding: 14px 20px; justify-content: flex-start; background: transparent; width: 100%; border: none; border-bottom: 1px solid #f0fdf4; font-size: 14px; font-weight: 600; text-align: left; cursor: pointer; transition: background .15s; }
  .tb-nav .tab-btn:hover { background: #f0fdf4; }
  .tb-nav .tab-btn.active { background: rgba(22,163,74,0.1); color: var(--sea); border-left: 4px solid var(--sea); }
  .topbar { padding: 8px 12px; }
  .tb-brand { margin-right: auto; }

  .sidebar { position: fixed; top: 0; bottom: 0; left: 0; transform: translateX(-100%); transition: transform 0.3s ease; z-index: 99999; }
  .sidebar.mobile-open { transform: translateX(0); }
  .mobile-toggle { display: block; }
  
  .main-header { padding: 12px 16px; justify-content: flex-start; }
  .main-header .user-info { margin-left: auto; }
  .page-title { font-size: 16px; }
  
  /* Filter & Forms */
  .filter-bar { flex-direction: column; align-items: stretch; gap: 8px; height: auto; padding: 12px; }
  .filter-bar .search-box, .filter-bar select { width: 100% !important; max-width: none; }
  .filter-bar .actions { width: 100%; justify-content: space-between; }
  
  .dm-form > div:not(.tbl-wrap)[style*="display:flex"] { flex-direction: column; align-items: stretch !important; gap: 12px; }
  .dm-form > div:not(.tbl-wrap) .field { width: 100% !important; min-width: unset !important; }
  .dm-form .btn { width: 100%; justify-content: center; }
  
  /* Tables */
  .tbl-wrap, div[style*="overflow-x:auto"] { overflow-x: auto !important; width: 100%; -webkit-overflow-scrolling: touch; }
}