/* ===== Yuchen Liang — Espace Admin ===== */
:root{
  --navy:#13294b; --navy-2:#1b3660; --gold:#c6a15b; --gold-d:#b08d45;
  --bg:#f4f6f9; --card:#ffffff; --line:#e7eaf0; --text:#1f2a3d; --muted:#6b7787;
  --green:#1f9d6b; --green-bg:#e5f6ef; --amber:#c9860a; --amber-bg:#fdf1dd;
  --red:#d1495b; --red-bg:#fbe7ea; --blue:#2f6fed; --blue-bg:#e7f0ff;
  --radius:14px; --shadow:0 6px 24px rgba(19,41,75,.06);
}
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,-apple-system,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}
a{text-decoration:none;color:inherit}
img{max-width:100%}

/* Layout */
.admin{display:flex;min-height:100vh}
.sidebar{width:264px;background:var(--navy);color:#cdd6e4;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;transition:.25s;z-index:60}
.sidebar__brand{padding:22px 22px 16px;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar__brand img{height:42px}
.sidebar__nav{padding:16px 12px;overflow-y:auto;flex:1}
.nav-label{font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:#6f7d95;margin:16px 12px 8px}
.sidebar__nav a{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:10px;color:#cdd6e4;font-weight:500;margin-bottom:2px;transition:.15s}
.sidebar__nav a i{width:20px;text-align:center;font-size:16px;color:#8494ad}
.sidebar__nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar__nav a.active{background:linear-gradient(90deg,rgba(198,161,91,.22),rgba(198,161,91,.04));color:#fff}
.sidebar__nav a.active i{color:var(--gold)}
.sidebar__foot{padding:16px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:#8494ad}
.sidebar__foot a{color:var(--gold)}

.main{flex:1;margin-left:264px;min-width:0;display:flex;flex-direction:column}
.topbar{height:70px;background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:0 26px;position:sticky;top:0;z-index:40}
.topbar h1{font-size:19px;margin:0;font-weight:700;color:var(--navy)}
.topbar .spacer{flex:1}
.burger{display:none;font-size:20px;background:none;border:0;color:var(--navy);cursor:pointer}
.top-icon{width:42px;height:42px;border-radius:50%;background:var(--bg);display:grid;place-items:center;color:var(--navy);position:relative}
.top-icon .dot{position:absolute;top:8px;right:9px;width:8px;height:8px;background:var(--red);border-radius:50%;border:2px solid #fff}
.top-user{display:flex;align-items:center;gap:10px}
.top-user img{width:40px;height:40px;border-radius:50%;object-fit:cover;border:2px solid var(--gold)}
.top-user b{display:block;font-size:14px;color:var(--navy)}
.top-user span{font-size:12px;color:var(--muted)}
.content{padding:26px;flex:1}

/* Stat cards */
.grid{display:grid;gap:20px}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:2fr 1fr}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);display:flex;gap:16px;align-items:center}
.stat .ic{width:54px;height:54px;border-radius:12px;display:grid;place-items:center;font-size:22px;flex-shrink:0}
.stat .v{font-size:26px;font-weight:800;color:var(--navy);line-height:1}
.stat .l{color:var(--muted);font-size:13px;margin-top:6px}
.ic.blue{background:var(--blue-bg);color:var(--blue)} .ic.green{background:var(--green-bg);color:var(--green)}
.ic.amber{background:var(--amber-bg);color:var(--amber)} .ic.gold{background:#f6efdf;color:var(--gold-d)}
.ic.red{background:var(--red-bg);color:var(--red)}

/* Card */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px}
.card__head{display:flex;align-items:center;gap:12px;padding:18px 22px;border-bottom:1px solid var(--line)}
.card__head h2{font-size:16px;margin:0;color:var(--navy);font-weight:700}
.card__head .spacer{flex:1}
.card__body{padding:22px}
.card__body.p0{padding:0}

/* Table */
table{width:100%;border-collapse:collapse}
th{ text-align:left;font-size:12px;letter-spacing:.4px;text-transform:uppercase;color:var(--muted);padding:14px 22px;background:#fafbfc;border-bottom:1px solid var(--line)}
td{padding:15px 22px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:#fafbfe}
.person{display:flex;align-items:center;gap:12px}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px;flex-shrink:0}
.person b{color:var(--navy)} .person span{color:var(--muted);font-size:13px}

/* Badges */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:20px;font-size:12px;font-weight:600}
.badge.green{background:var(--green-bg);color:var(--green)} .badge.amber{background:var(--amber-bg);color:var(--amber)}
.badge.red{background:var(--red-bg);color:var(--red)} .badge.blue{background:var(--blue-bg);color:var(--blue)}
.badge.gray{background:#eef1f5;color:var(--muted)}
.badge::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.tag{display:inline-block;padding:4px 10px;border-radius:8px;background:#f6efdf;color:var(--gold-d);font-size:12px;font-weight:600}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--navy);font-weight:600;cursor:pointer;font-size:14px;transition:.15s}
.btn:hover{border-color:var(--navy)}
.btn.primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn.primary:hover{background:var(--navy-2)}
.btn.gold{background:var(--gold);color:#fff;border-color:var(--gold)}
.btn.gold:hover{background:var(--gold-d)}
.btn.sm{padding:7px 12px;font-size:13px}
.btn.ghost{background:transparent}
.icon-btn{width:36px;height:36px;border-radius:9px;border:1px solid var(--line);background:#fff;display:inline-grid;place-items:center;color:var(--muted);cursor:pointer}
.icon-btn:hover{color:var(--navy);border-color:var(--navy)}
.icon-btn.danger:hover{color:var(--red);border-color:var(--red)}

/* Forms */
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--navy);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:12px 15px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;color:var(--text);background:#fff;outline:none;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold)}
.field textarea{min-height:120px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}

/* Filters */
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.chip{padding:8px 15px;border-radius:20px;border:1px solid var(--line);background:#fff;font-size:13px;font-weight:600;color:var(--muted);cursor:pointer}
.chip.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.search-box{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:0 14px}
.search-box input{border:0;outline:0;padding:11px 0;font-size:14px;width:220px}

/* Login */
.login-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.login-side{position:relative;background:linear-gradient(160deg,rgba(19,41,75,.93),rgba(10,22,40,.97)),url(../../assets/img/home-1/hero-bg.jpg) center/cover no-repeat;color:#fff;padding:64px;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.login-side::after{content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;border:2px solid rgba(198,161,91,.18);transform:rotate(45deg)}
.login-side>*{position:relative;z-index:1}
.login-side img{height:54px;margin-bottom:42px}
.login-side h2{font-size:34px;line-height:1.22;margin:0 0 16px}
.login-stats{display:flex;gap:34px;margin-top:42px;border-top:1px solid rgba(255,255,255,.14);padding-top:26px}
.login-stats .n{font-size:28px;font-weight:800;color:var(--gold);line-height:1}
.login-stats .t{font-size:13px;color:#aab6c9;margin-top:5px}
.login-card .brand-ic{width:56px;height:56px;border-radius:14px;background:var(--navy);display:grid;place-items:center;margin-bottom:20px}
.login-card .brand-ic i{color:var(--gold);font-size:24px}
.login-side p{color:#aab6c9;max-width:400px}
.login-side .pts{margin-top:30px;display:grid;gap:14px}
.login-side .pts div{display:flex;gap:12px;align-items:center;color:#dbe3ef}
.login-side .pts i{color:var(--gold)}
.login-form{display:grid;place-items:center;padding:40px}
.login-card{width:100%;max-width:380px}
.login-card h1{font-size:24px;color:var(--navy);margin:0 0 6px}
.login-card .sub{color:var(--muted);margin:0 0 28px}
.login-card .btn{width:100%;justify-content:center;margin-top:6px}
.login-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;margin:-6px 0 18px}
.login-meta a{color:var(--gold-d);font-weight:600}

.section-title{font-size:14px;color:var(--muted);margin:0 0 14px;font-weight:600}
.mt0{margin-top:0}.muted{color:var(--muted)}.right{text-align:right}.nowrap{white-space:nowrap}
.hint{background:var(--amber-bg);color:#8a5d05;border:1px solid #f0dcae;border-radius:10px;padding:12px 16px;font-size:13px;margin-bottom:20px}

@media(max-width:1100px){.grid.cols-4{grid-template-columns:repeat(2,1fr)}.grid.cols-2{grid-template-columns:1fr}}
@media(max-width:860px){
  .sidebar{transform:translateX(-100%)}.sidebar.open{transform:none}
  .main{margin-left:0}.burger{display:block}
  .grid.cols-4,.grid.cols-3{grid-template-columns:1fr}
  .login-wrap{grid-template-columns:1fr}.login-side{display:none}
  .top-user span{display:none}
  .hide-sm{display:none}
}