*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --green:#0f3d2e;--green-light:#1a5c44;--green-pale:#e8f2ed;
  --cream:#f4efe4;--bg:#f7f6f4;--white:#fff;
  --text:#1a1a1a;--muted:#6b7280;--border:#e5e7eb;
  --danger:#dc2626;--danger-pale:#fef2f2;
  --shadow:0 1px 3px rgba(0,0,0,.1),0 1px 2px rgba(0,0,0,.06);
  --radius:8px;
}

body{font-family:'DM Sans',system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;display:flex;font-size:14px;line-height:1.5}

/* ---- LAYOUT ---- */
#app{display:flex;width:100%;min-height:100vh}

/* ---- SIDEBAR ---- */
.sidebar{width:240px;min-height:100vh;background:var(--green);color:var(--cream);display:flex;flex-direction:column;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto}
.sidebar-brand{padding:24px 20px 20px;border-bottom:1px solid rgba(255,255,255,.1)}
.sidebar-brand .mark{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;color:#fff}
.sidebar-brand .sub{font-size:11px;opacity:.6;margin-top:4px}
.sidebar-nav{flex:1;padding:16px 0}
.nav-section{padding:8px 20px 4px;font-size:10px;text-transform:uppercase;letter-spacing:.1em;opacity:.4;font-weight:600}
.nav-link{display:flex;align-items:center;gap:10px;padding:9px 20px;color:rgba(244,239,228,.75);cursor:pointer;border-left:3px solid transparent;transition:all .15s;font-size:13.5px;text-decoration:none}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link.active{color:#fff;background:rgba(255,255,255,.1);border-left-color:var(--cream);font-weight:500}
.nav-link .badge{margin-left:auto;background:var(--danger);color:#fff;font-size:10px;font-weight:700;padding:1px 6px;border-radius:99px;min-width:18px;text-align:center}
.sidebar-footer{padding:16px 20px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;opacity:.5}

/* ---- MAIN ---- */
.main{flex:1;display:flex;flex-direction:column;min-width:0;overflow-x:hidden}
.topbar{background:var(--white);border-bottom:1px solid var(--border);padding:0 28px;height:56px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10;box-shadow:var(--shadow)}
.topbar-title{font-weight:600;font-size:15px}
.topbar-actions{display:flex;align-items:center;gap:12px}
.content{padding:28px;flex:1}

/* ---- CARDS ---- */
.card{background:var(--white);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow)}
.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-title{font-weight:600;font-size:14px}
.card-body{padding:20px}

/* ---- STATS GRID ---- */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.stat-card .val{font-size:28px;font-weight:700;color:var(--green)}
.stat-card .lbl{font-size:12px;color:var(--muted);margin-top:2px}

/* ---- TABLE ---- */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13.5px}
thead th{text-align:left;padding:10px 12px;background:var(--bg);color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border)}
tbody tr{border-bottom:1px solid var(--border)}
tbody tr:last-child{border-bottom:none}
tbody td{padding:12px;vertical-align:middle}
tbody tr:hover td{background:#fafafa}
.tbl-img{width:44px;height:44px;object-fit:cover;border-radius:4px;background:var(--bg)}
.tbl-img-placeholder{width:44px;height:44px;border-radius:4px;background:var(--green-pale);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;color:var(--green)}

/* ---- FORMS ---- */
.form-grid{display:grid;gap:18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.field input,.field textarea,.field select{width:100%;padding:9px 12px;border:1.5px solid var(--border);border-radius:6px;font-size:13.5px;font-family:inherit;background:var(--white);color:var(--text);transition:border-color .15s;outline:none}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--green)}
.field textarea{resize:vertical;min-height:90px}
.field-hint{font-size:11px;color:var(--muted)}
.field-pair{background:var(--bg);border-radius:6px;padding:14px;border:1px solid var(--border)}
.field-pair-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:10px;display:flex;align-items:center;gap:6px}
.field-pair-cols{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lang-tag{background:var(--green-pale);color:var(--green);font-size:10px;font-weight:700;padding:1px 6px;border-radius:3px}

/* ---- BUTTONS ---- */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;font-size:13.5px;font-weight:500;cursor:pointer;border:none;transition:all .15s;text-decoration:none;line-height:1}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-light)}
.btn-secondary{background:var(--bg);color:var(--text);border:1.5px solid var(--border)}
.btn-secondary:hover{border-color:var(--muted)}
.btn-danger{background:var(--danger-pale);color:var(--danger)}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-sm{padding:5px 10px;font-size:12px}
.btn-icon{padding:6px;border-radius:5px;background:var(--bg);border:1px solid var(--border);cursor:pointer;display:inline-flex;align-items:center;color:var(--muted)}
.btn-icon:hover{color:var(--text);border-color:var(--muted)}

/* ---- BADGE / STATUS ---- */
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:99px;font-size:11px;font-weight:600}
.badge-green{background:var(--green-pale);color:var(--green)}
.badge-gray{background:var(--bg);color:var(--muted);border:1px solid var(--border)}
.badge-red{background:var(--danger-pale);color:var(--danger)}

/* ---- IMAGE UPLOAD ---- */
.img-upload{border:2px dashed var(--border);border-radius:8px;padding:20px;text-align:center;cursor:pointer;transition:border-color .15s}
.img-upload:hover{border-color:var(--green)}
.img-upload-preview{max-width:160px;max-height:120px;border-radius:6px;margin-top:10px;object-fit:cover}
.img-upload input[type=file]{display:none}

/* ---- TABS ---- */
.tabs{display:flex;gap:0;border-bottom:1px solid var(--border);margin-bottom:24px}
.tab{padding:10px 18px;cursor:pointer;border-bottom:2px solid transparent;font-size:13.5px;font-weight:500;color:var(--muted);transition:all .15s}
.tab:hover{color:var(--text)}
.tab.active{color:var(--green);border-bottom-color:var(--green);font-weight:600}
.tab-panel{display:none}
.tab-panel.active{display:block}

/* ---- LOGIN ---- */
.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--green);width:100%}
.login-box{background:var(--white);border-radius:12px;padding:40px;width:360px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-logo{text-align:center;margin-bottom:28px}
.login-logo .mark{font-size:24px;font-weight:800;color:var(--green)}
.login-logo .sub{font-size:12px;color:var(--muted);margin-top:4px}
.login-box h2{font-size:18px;margin-bottom:20px;font-weight:700}
.login-error{background:var(--danger-pale);color:var(--danger);padding:10px 14px;border-radius:6px;font-size:13px;margin-bottom:16px}

/* ---- SUBMISSION CARD ---- */
.submission-row{cursor:pointer}
.submission-expanded td{background:#fafff8}
.submission-detail{padding:14px;background:var(--green-pale);border-radius:6px;font-size:13px;line-height:1.7}

/* ---- MODAL ---- */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:var(--white);border-radius:10px;max-width:720px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal-header{padding:18px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:var(--white);z-index:1}
.modal-title{font-weight:700;font-size:15px}
.modal-body{padding:22px}
.modal-footer{padding:16px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px;background:var(--white)}

/* ---- CONFIRM ---- */
.confirm-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200;display:flex;align-items:center;justify-content:center}
.confirm-box{background:var(--white);border-radius:10px;padding:28px;max-width:360px;width:100%;text-align:center;box-shadow:0 20px 40px rgba(0,0,0,.25)}
.confirm-box h3{font-size:16px;font-weight:700;margin-bottom:8px}
.confirm-box p{font-size:13px;color:var(--muted);margin-bottom:20px}
.confirm-actions{display:flex;gap:10px;justify-content:center}

/* ---- TOAST ---- */
.toast{position:fixed;bottom:20px;right:20px;background:var(--green);color:#fff;padding:12px 20px;border-radius:8px;font-size:13.5px;font-weight:500;z-index:999;transform:translateY(100px);opacity:0;transition:all .25s;pointer-events:none;max-width:340px}
.toast.visible{transform:translateY(0);opacity:1}
.toast.error{background:var(--danger)}

/* ---- LIST ACTIONS ---- */
.list-actions{display:flex;gap:6px;align-items:center}

/* ---- SECTION HEAD ---- */
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.section-head h2{font-size:18px;font-weight:700}

/* ---- ARRAY EDITOR ---- */
.array-item{background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:14px;margin-bottom:10px;position:relative}
.array-item-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.array-item-head span{font-weight:600;font-size:13px}
.add-item-btn{margin-top:8px}

/* ---- RESPONSIVE ---- */
@media(max-width:768px){
  .sidebar{width:200px}
  .form-row,.field-pair-cols{grid-template-columns:1fr}
  .content{padding:16px}
}

/* ---- UNREAD DOT ---- */
.unread-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--danger);margin-right:6px;vertical-align:middle}

/* ---- EMPTY STATE ---- */
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty svg{margin-bottom:12px;opacity:.3}
.empty p{font-size:14px}