:root{
  --teal:#15423b; --teal-2:#1d5a4f; --teal-d:#0e2f29;
  --gold:#c9a24b; --gold-d:#a9852f;
  --bg:#eef2f1; --panel:#ffffff; --ink:#1c2a27; --muted:#71817c;
  --line:#e4e9e7; --line-2:#eef2f1; --link:#1d5a4f;
  --shadow:0 1px 3px rgba(20,50,45,.06),0 8px 24px rgba(20,50,45,.06);
  --shadow-sm:0 1px 2px rgba(20,50,45,.08);
  --radius:14px;
  --red:#d05a52; --red-bg:#fbe9e7; --amber:#d89a3f; --amber-bg:#fcf1dd; --green:#2f8a57;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Noto Sans TC","Segoe UI","Microsoft JhengHei",system-ui,sans-serif;
  color:var(--ink);background:var(--bg);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
.material-symbols-outlined{font-size:20px;line-height:1;vertical-align:-4px;
  font-variation-settings:'wght' 400,'GRAD' 0,'opsz' 24}

/* ===== 頂欄 ===== */
.topbar{display:flex;align-items:center;gap:16px;
  background:linear-gradient(100deg,var(--teal) 0%,var(--teal-2) 100%);
  color:#fff;padding:12px 20px;box-shadow:0 2px 12px rgba(14,47,41,.18);position:sticky;top:0;z-index:20}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;white-space:nowrap;letter-spacing:.5px}
.logo .mark{background:var(--gold);color:#3a2d08;width:32px;height:32px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:17px;
  box-shadow:0 2px 6px rgba(201,162,75,.4)}
.topbar form.search{flex:1;display:flex;max-width:620px;position:relative}
.topbar form.search .material-symbols-outlined{position:absolute;left:12px;top:50%;
  transform:translateY(-50%);color:#9fb3ad;pointer-events:none}
.topbar input[type=text]{flex:1;padding:9px 12px 9px 40px;border:none;border-radius:10px;
  background:rgba(255,255,255,.95);font-size:13.5px}
.topbar input[type=text]:focus{outline:2px solid var(--gold)}
.topbar .right{margin-left:auto;display:flex;align-items:center;gap:16px;font-size:13px}
.userchip{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);
  padding:5px 12px;border-radius:999px}
.userchip .ava{width:24px;height:24px;border-radius:50%;background:var(--gold);color:#3a2d08;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12px}
.userchip .role{color:#cfe0db;font-size:12px}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.45);color:#fff;
  padding:6px 14px;border-radius:9px;cursor:pointer;font:inherit;display:inline-flex;align-items:center;gap:5px}
.btn-ghost:hover{background:rgba(255,255,255,.14);text-decoration:none}

/* ===== 版面 ===== */
.layout{display:flex;min-height:calc(100vh - 57px)}
.side{width:186px;background:var(--panel);border-right:1px solid var(--line);padding:14px 12px;flex-shrink:0}
.side a{display:flex;align-items:center;gap:11px;color:#3c4a46;padding:11px 14px;border-radius:11px;
  margin-bottom:3px;font-weight:500;position:relative}
.side a .material-symbols-outlined{font-size:21px;color:#8a9a95}
.side a:hover{background:var(--line-2);text-decoration:none}
.side a.active{background:var(--teal);color:#fff;box-shadow:0 6px 16px rgba(21,66,59,.28)}
.side a.active .material-symbols-outlined{color:var(--gold)}
.side .sep{height:1px;background:var(--line);margin:10px 8px}
.main{flex:1;padding:26px 32px;max-width:100%}

h1{font-size:22px;margin:0 0 20px;font-weight:700;letter-spacing:.3px}
h1 small{font-size:13px;color:var(--muted);font-weight:400;margin-left:10px}
h2{font-size:15px;margin:0 0 14px;font-weight:700}

/* ===== 統計卡 ===== */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(168px,1fr));gap:16px;margin-bottom:22px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow-sm);transition:transform .12s,box-shadow .12s}
a.card:hover{transform:translateY(-2px);box-shadow:var(--shadow);text-decoration:none}
.card .num{font-size:28px;font-weight:800;letter-spacing:.5px}
.card .lbl{color:var(--muted);font-size:13px;margin-top:5px;display:flex;align-items:center;gap:6px}
.card.red,.card.red2,.card.orange,.card.yellow{border:none}
.card.red{background:linear-gradient(135deg,#e2766d,#d05a52);color:#fff}
.card.red2{background:linear-gradient(135deg,#b23b32,#8f2a23);color:#fff}
.card.orange{background:linear-gradient(135deg,#eaad6b,#dd9140);color:#4a3306}
.card.yellow{background:linear-gradient(135deg,#ecd277,#ddb84a);color:#4a3b06}
.card.red .lbl,.card.red2 .lbl{color:rgba(255,255,255,.9)}
.card.orange .lbl,.card.yellow .lbl{color:rgba(74,51,6,.8)}

.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;margin-bottom:18px;box-shadow:var(--shadow-sm)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:920px){.grid2{grid-template-columns:1fr}}

/* ===== 表格 ===== */
.tablewrap{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm)}
table{width:100%;border-collapse:collapse;background:var(--panel)}
thead th{text-align:left;padding:13px 16px;background:#f7faf9;color:var(--muted);
  font-weight:600;font-size:12.5px;letter-spacing:.3px;border-bottom:1px solid var(--line)}
tbody td{padding:13px 16px;border-bottom:1px solid var(--line-2)}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#f8fbfa}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}

/* ===== 元件 ===== */
input,select,textarea{font:inherit;padding:9px 12px;border:1px solid #d3dcd9;border-radius:10px;
  background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--teal-2);
  box-shadow:0 0 0 3px rgba(29,90,79,.12)}
label{display:block;font-size:12px;color:var(--muted);margin:0 0 5px;font-weight:500}
.btn{background:var(--teal);color:#fff;border:none;padding:10px 18px;border-radius:10px;cursor:pointer;
  font:inherit;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:.12s;box-shadow:var(--shadow-sm)}
.btn:hover{background:var(--teal-d);transform:translateY(-1px);text-decoration:none}
.btn-gold{background:var(--gold);color:#3a2d08}.btn-gold:hover{background:var(--gold-d)}
.btn-line{background:#fff;color:var(--ink);border:1px solid #d3dcd9;padding:9px 15px;border-radius:10px;
  cursor:pointer;font:inherit;font-weight:500;display:inline-flex;align-items:center;gap:6px;text-decoration:none}
.btn-line:hover{background:#f5f8f7;border-color:#b9c6c2;text-decoration:none}
.btn-sm{padding:6px 12px;font-size:13px}

.tabs{display:flex;gap:9px;margin-bottom:18px;flex-wrap:wrap}
.tabs a{padding:8px 16px;border:1px solid var(--line);border-radius:10px;color:#44524e;background:#fff;font-weight:500}
.tabs a:hover{background:#f5f8f7;text-decoration:none}
.tabs a.active{background:var(--teal);color:#fff;border-color:var(--teal);box-shadow:var(--shadow-sm)}
.toolbar{display:flex;gap:11px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.spacer{flex:1}
.pill{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:600}
.s-在當{background:#dcefe3;color:#1f7a44}.s-換單{background:#e8edeb;color:#5a6763}
.s-贖回{background:#e8edeb;color:#5a6763}.s-流當庫存{background:#fbecd3;color:#9a6512}
.s-已出售{background:#e8edeb;color:#5a6763}.s-呆帳{background:#f7dcd9;color:#a32820}
.c-已逾期{color:#a32820;font-weight:700}.c-可轉流當{color:#7a1313;font-weight:800}
.c-今日到期{color:#9a5a12;font-weight:700}.c-即將到期{color:#8a7320;font-weight:600}
.muted{color:var(--muted)}
.count-badge{display:inline-block;background:var(--line-2);color:var(--muted);
  padding:2px 10px;border-radius:999px;font-size:12.5px;margin-left:4px}
.row-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px}
.item-row{display:grid;grid-template-columns:130px 1.4fr 1fr 1fr 1.1fr 64px 1.1fr 34px;gap:9px;margin-bottom:9px;align-items:center}
.right-top{margin-left:auto;display:flex;gap:9px}

/* ===== 登入頁 ===== */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--teal) 0%,var(--teal-d) 60%,#0a241f 100%);padding:20px}
.login-card{background:#fff;border-radius:20px;padding:40px 38px;width:100%;max-width:380px;
  box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-card .brand{display:flex;align-items:center;gap:12px;justify-content:center;margin-bottom:6px}
.login-card .brand .mark{background:var(--gold);color:#3a2d08;width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:24px}
.login-card h1{text-align:center;font-size:21px;margin:14px 0 4px}
.login-card .sub{text-align:center;color:var(--muted);font-size:13px;margin-bottom:26px}
.login-card .field{margin-bottom:16px}
.login-card input{width:100%;padding:12px 14px;font-size:15px}
.login-card .btn{width:100%;justify-content:center;padding:13px;font-size:15px;margin-top:4px}
.login-err{background:var(--red-bg);color:#a32820;padding:10px 14px;border-radius:10px;
  font-size:13px;margin-bottom:16px;text-align:center}
.login-hint{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);
  font-size:12px;color:var(--muted);line-height:1.8}

.trial-banner{background:linear-gradient(90deg,#f6df9b,#eecb63);color:#5a4506;
  text-align:center;padding:9px 16px;font-size:13.5px;font-weight:500;
  border-bottom:1px solid #e0bf55}
.login-card .trial-banner{border-radius:10px;margin-bottom:18px;border:none;font-size:12.5px}

@media print{.topbar,.side,.toolbar .btn,.toolbar .btn-line,.right-top,.trial-banner{display:none}
  .main{padding:0}.layout{display:block}}