:root{
  --bg:#f4f6fb;--card:#fff;--border:#e2e5ec;--text:#1a1f2b;--muted:#6b7280;
  --accent:#2563eb;--accent-dark:#1d4ed8;--green:#059669;--red:#dc2626;--yellow:#d97706;
  --radius:10px;
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text)}
h1,h2,h3{margin:0 0 8px}
.muted{color:var(--muted);font-size:13px}
input{font-family:inherit}

/* Login */
.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#0f172a}
.login-card{background:#fff;padding:40px;border-radius:16px;width:360px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-card label{display:block;font-size:12px;font-weight:600;margin:14px 0 5px;color:var(--muted)}
.login-card input{width:100%;padding:10px 12px;border:2px solid var(--border);border-radius:8px;font-size:14px}
.login-card .btn{width:100%;margin-top:20px}
.error-box{background:#fee2e2;color:#b91c1c;padding:10px 12px;border-radius:8px;font-size:13px;margin-top:10px}

/* Layout */
.topbar{display:flex;align-items:center;gap:20px;padding:14px 24px;background:#111827;color:#fff}
.topbar .brand{font-weight:800;font-size:16px}
.topbar nav{display:flex;gap:6px;flex:1}
.nav-btn{background:none;border:none;color:rgba(255,255,255,.65);padding:8px 14px;border-radius:8px;cursor:pointer;font-size:13.5px}
.nav-btn:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-btn.active{background:var(--accent);color:#fff}
main{padding:26px 30px;max-width:1200px;margin:0 auto}
.view{display:none}
.view.active{display:block}
.row-between{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}

/* Buttons */
.btn{padding:9px 16px;border-radius:8px;border:none;font-size:13.5px;font-weight:600;cursor:pointer}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{background:#fff;border:1.5px solid var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-danger{background:#fee2e2;color:var(--red)}
.btn-sm{padding:5px 10px;font-size:12px}

/* Cards / tables */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}
.table-wrap{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:auto}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--border)}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}
tr:last-child td{border-bottom:none}
tr.clickable{cursor:pointer}
tr.clickable:hover{background:#f8fafc}

.stats-row{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:26px}
.stat-tile{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.stat-tile .v{font-size:26px;font-weight:800}
.stat-tile .l{font-size:12px;color:var(--muted);margin-top:2px}

.pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11.5px;font-weight:700}
.pill.active{background:#d1fae5;color:var(--green)}
.pill.suspended{background:#fef3c7;color:var(--yellow)}
.pill.revoked, .pill.expired, .pill.failed{background:#fee2e2;color:var(--red)}
.pill.done{background:#d1fae5;color:var(--green)}
.pill.building, .pill.pending{background:#fef3c7;color:var(--yellow)}
.history-row{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}
.history-row:last-child{border-bottom:none}
.history-row .hr-main{font-size:13px}
.history-row .hr-time{font-size:11.5px;color:var(--muted);white-space:nowrap}

input[type=text], input[type=search], input, select, textarea{padding:9px 12px;border:1.5px solid var(--border);border-radius:8px;font-size:13.5px;margin-bottom:14px}
textarea{width:100%;box-sizing:border-box;font-family:monospace;resize:vertical}
#clientSearch{width:320px}

.pager{display:flex;gap:8px;margin-top:12px}

.module-toggle-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--border)}
.module-toggle-row:last-child{border-bottom:none}
.switch{position:relative;display:inline-block;width:40px;height:22px}
.switch input{opacity:0;width:0;height:0}

.switch-row{display:flex;align-items:center;gap:8px;font-weight:400;margin:4px 0 14px;cursor:pointer}
.switch-row input[type=checkbox]{width:auto;margin:0}
.slider{position:absolute;cursor:pointer;inset:0;background:#d1d5db;border-radius:22px;transition:.15s}
.slider::before{content:"";position:absolute;height:16px;width:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.15s}
input:checked + .slider{background:var(--accent)}
input:checked + .slider::before{transform:translateX(18px)}

/* Modal */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:100}
.modal{background:#fff;border-radius:12px;padding:26px;width:440px;max-width:92vw;max-height:86vh;overflow:auto}
.modal h3{margin-top:0}
.modal label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin:12px 0 5px}
.modal input, .modal select{width:100%}
.field-note{font-size:11.5px;color:var(--muted);margin-top:-8px;margin-bottom:10px}
.copy-box{background:#f4f6fb;border:1px dashed var(--border);border-radius:8px;padding:10px 12px;font-family:monospace;font-size:13px;word-break:break-all;margin:8px 0}