:root{--teal:#1d7a83;--dark:#155f66;--soft:#eaf5f6;--orange:#f0642b;--bg:#f6f8f9;--text:#202a2d;--muted:#6d797d;--line:#dfe6e8;--green:#18864b;--red:#c93434}*{box-sizing:border-box}body{margin:0;font-family:Arial;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.layout{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.sidebar{background:var(--teal);color:#fff;padding:14px 10px;height:100vh;position:sticky;top:0}.brand{padding:10px 11px 18px;border-bottom:1px solid #ffffff30}.brand small{display:block}.nav{display:grid;gap:4px;margin-top:12px}.nav a{padding:11px 12px;border-radius:7px;font-weight:700;font-size:14px}.nav a:hover,.nav a.active{background:#fff;color:var(--teal)}.main{min-width:0}.topbar{height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.content{padding:24px}.page-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:20px}.page-head h1{margin:0}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}.card,.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:18px}.card span{color:var(--muted);font-size:13px}.card strong{display:block;font-size:25px;margin-top:7px}.grid-2{display:grid;grid-template-columns:1fr 1.4fr;gap:18px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.full{grid-column:1/-1}label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}input,select,textarea{width:100%;padding:11px;border:1px solid var(--line);border-radius:9px;font:inherit}button,.btn{border:0;border-radius:9px;padding:10px 14px;background:var(--teal);color:#fff;font-weight:800;cursor:pointer;display:inline-flex;justify-content:center}.orange{background:var(--orange)!important}.green{background:var(--green)!important}.light{background:var(--soft)!important;color:var(--dark)!important}.red{background:#fff0f0!important;color:var(--red)!important}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px}table{width:100%;border-collapse:collapse;min-width:850px}th,td{padding:11px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}th{background:#f8fafb;font-size:12px}.badge{padding:4px 8px;border-radius:99px;background:#eaf8ef;color:#16713d;font-size:12px;font-weight:800}.off{background:#eee;color:#666}.warn{background:#fff3dd;color:#9d6500}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.product-card{border:1px solid var(--line);border-radius:12px;padding:14px;cursor:pointer}.cart-row{display:grid;grid-template-columns:1fr 65px 95px 34px;gap:8px;align-items:center;margin-bottom:8px}.total-box{background:var(--soft);padding:16px;border-radius:12px;margin-top:14px}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eaf5f6,#fff)}.login-box{width:min(420px,calc(100% - 30px));background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px}.alert{padding:12px;border-radius:9px;background:#eaf8ef;color:#126f3a;margin-bottom:15px}.error{background:#fff0f0;color:#a52e2e}.mobile{display:none}@media(max-width:1000px){.layout{display:block}.sidebar{position:fixed;left:-245px;width:230px;z-index:40;transition:.25s}.sidebar.open{left:0}.mobile{display:inline-flex}.cards{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}.product-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.content{padding:14px}.cards,.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.product-grid{grid-template-columns:1fr}}