:root{
  --bg:#eef1f7;--ink:#16203a;--mut:#73809c;--line:#e6e9f2;--card:#ffffff;
  --pri:#4f46e5;--pri-d:#3d35c7;--blue:#2f6df6;--green:#16a34a;--red:#e11d48;
  --amber:#f59e0b;--purple:#9333ea;--side1:#161a35;--side2:#23284f;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter','Segoe UI',system-ui,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:14px}
.muted{color:var(--mut)}.small{font-size:12px}.nowrap{white-space:nowrap}
code{background:#eef1f7;padding:1px 6px;border-radius:5px;font-size:12px}

.btn-primary{background:linear-gradient(135deg,var(--pri),var(--blue));color:#fff;
  padding:11px 20px;border-radius:10px;font-weight:700;font-size:14px;box-shadow:0 6px 18px rgba(79,70,229,.3)}
.btn-primary:hover{filter:brightness(1.06)}
.btn-primary.full{width:100%}
.err-box{background:#fde8ec;color:#b00536;padding:10px 14px;border-radius:9px;font-size:13px;margin:12px 0}
.ok-banner{background:#e7f7ee;color:#0f7a3d;padding:10px 14px;border-radius:9px;font-size:14px;margin-bottom:16px}

/* ============ AUTH / INSTALL ============ */
.auth-body{height:100vh;overflow:hidden}
.auth-split{display:flex;height:100vh}
.auth-brand{flex:1;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#161a35 0%,#2a2f63 55%,#4f46e5 120%);color:#fff;
  display:flex;align-items:center;justify-content:center}
.blob{position:absolute;border-radius:50%;filter:blur(8px);opacity:.5;animation:float 9s ease-in-out infinite}
.b1{width:300px;height:300px;background:#6d5dfc;top:-60px;left:-60px}
.b2{width:240px;height:240px;background:#2f6df6;bottom:-50px;right:-30px;animation-delay:-3s}
.b3{width:180px;height:180px;background:#a855f7;top:40%;right:18%;animation-delay:-6s}
@keyframes float{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-26px) scale(1.08)}}
.brand-inner{position:relative;z-index:2;max-width:380px;padding:40px}
.brand-mark{width:46px;height:46px;border-radius:12px;background:#fff;color:var(--pri);
  font-weight:900;font-size:24px;display:flex;align-items:center;justify-content:center}
.brand-mark.big{width:64px;height:64px;font-size:34px;border-radius:18px;margin-bottom:22px}
.brand-inner h1{font-size:32px;margin-bottom:10px}
.brand-inner p{opacity:.85;line-height:1.6;margin-bottom:26px}
.brand-feats{list-style:none;display:flex;flex-direction:column;gap:12px}
.brand-feats li{background:rgba(255,255,255,.1);padding:11px 14px;border-radius:10px;font-size:14px;backdrop-filter:blur(4px)}
.auth-form-side{flex:1;display:flex;align-items:center;justify-content:center;background:var(--card)}
.auth-card{width:340px}
.auth-card h2{font-size:26px}
.auth-card .muted{margin-bottom:22px}
.auth-card label,.install-form label,.stack label{display:block;font-size:12px;font-weight:700;color:var(--mut);
  text-transform:uppercase;letter-spacing:.4px;margin-bottom:16px}
.auth-card input,.install-form input,.install-form select,.stack input,.modal input,.modal select{
  width:100%;margin-top:7px;padding:11px 13px;border:1.6px solid var(--line);border-radius:10px;outline:none;
  font-weight:500;text-transform:none;letter-spacing:0;color:var(--ink)}
.auth-card input:focus,.install-form input:focus,.stack input:focus,.modal input:focus{border-color:var(--pri)}
.auth-hint{text-align:center;font-size:12px;color:var(--mut);margin-top:18px}

.install-body{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#161a35,#3d35c7);overflow:auto}
.install-card{background:#fff;width:560px;max-width:94vw;border-radius:18px;padding:34px 36px;margin:30px;box-shadow:0 30px 70px rgba(0,0,0,.4)}
.install-head{text-align:center;margin-bottom:22px}
.install-head .brand-mark{margin:0 auto 14px;background:linear-gradient(135deg,var(--pri),var(--blue));color:#fff}
.install-head h1{font-size:22px}.install-head p{color:var(--mut);font-size:14px;margin-top:6px}
.fgroup-title{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;color:var(--pri);margin:18px 0 10px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ok-box{text-align:center;padding:18px}
.ok-ico{width:64px;height:64px;border-radius:50%;background:#e7f7ee;color:var(--green);font-size:34px;
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-weight:900}

/* ============ APP LAYOUT ============ */
.app-body{height:100vh;overflow:hidden}
.layout{display:flex;height:100vh;transition:all 0.25s ease-in-out}
.side{width:248px;flex-shrink:0;background:linear-gradient(180deg,var(--side1),var(--side2));
  color:#cdd3ea;display:flex;flex-direction:column;padding:18px 14px;transition:width 0.25s ease-in-out, padding 0.25s ease-in-out;overflow:hidden}
.side-brand{display:flex;align-items:center;gap:11px;padding:6px 8px 22px;color:#fff;font-weight:800;font-size:16px;justify-content:space-between;flex-shrink:0}
.side-brand .brand-mark{width:36px;height:36px;font-size:18px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center}
.side-nav{display:flex;flex-direction:column;gap:4px;overflow-y:auto;flex:1;padding-right:4px}
.side-nav::-webkit-scrollbar{width:4px}
.side-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.12);border-radius:2px}
.side-nav::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.25)}
.side-nav a{display:flex;align-items:center;gap:12px;padding:11px 13px;border-radius:10px;font-size:14.5px;color:#aeb6d6;white-space:nowrap}
.side-nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.side-nav a.active{background:linear-gradient(135deg,var(--pri),var(--blue));color:#fff;box-shadow:0 6px 16px rgba(79,70,229,.4)}
.side-nav .ni{width:20px;text-align:center;font-size:15px;flex-shrink:0}
.side-logout{margin-top:auto;padding:11px 13px;border-radius:10px;font-size:14px;color:#aeb6d6;white-space:nowrap;display:flex;align-items:center;gap:12px;flex-shrink:0}
.side-logout:hover{background:rgba(255,255,255,.07);color:#fff}
.side-group-label{font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:#5a6180;padding:14px 13px 4px;white-space:nowrap}

/* Collapsed Sidebar overrides */
.layout.collapsed .side{width:76px;padding:18px 10px}
.layout.collapsed .side-brand span,
.layout.collapsed .side-nav a span:not(.ni),
.layout.collapsed .side-group-label,
.layout.collapsed .side-logout span {display:none}
.layout.collapsed .side-brand{justify-content:center;padding:6px 0 22px}
.layout.collapsed .side-nav a,
.layout.collapsed .side-logout{justify-content:center;padding:11px 0}

.content-area{flex:1;display:flex;flex-direction:column;overflow:hidden}
.topbar{height:66px;background:var(--card);border-bottom:1px solid var(--line);
  display:flex;align-items:center;padding:0 28px;flex-shrink:0}
.topbar h1{font-size:20px}
.topbar-toggle{background:none;border:none;color:var(--mut);font-size:18px;cursor:pointer;padding:8px;border-radius:8px;margin-right:16px;display:flex;align-items:center;justify-content:center;transition:all 0.2s}
.topbar-toggle:hover{background:var(--bg);color:var(--pri)}
.top-right{margin-left:auto;display:flex;align-items:center;gap:16px;position:relative}
.avatar-dropdown{display:flex;align-items:center;gap:8px;cursor:pointer;padding:6px 12px;border-radius:12px;transition:all 0.2s;user-select:none}
.avatar-dropdown:hover{background:var(--bg)}
.avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--pri),var(--blue));
  color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.who{font-weight:600;font-size:14px;display:flex;align-items:center;gap:4px}
.role-chip{font-size:11px;font-weight:800;padding:3px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.4px}
.role-superadmin{background:#efe7ff;color:#7e22ce}.role-admin{background:#e3edff;color:#2f6df6}.role-user{background:#eef0f4;color:#6b7488}

/* Hide username/role when sidebar collapsed, leaving only the avatar dropdown clickable */
.layout.collapsed .top-right .who,
.layout.collapsed .top-right .role-chip {
  display: none !important;
}

@media(max-width:768px) {
  .top-right .who, .top-right .role-chip {
    display: none !important;
  }
}

/* Dropdown menu */
.dropdown-menu{position:absolute;top:100%;right:0;margin-top:8px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 25px rgba(20,30,70,0.12);width:170px;display:none;flex-direction:column;padding:8px 0;z-index:100;animation:ddFade 0.2s ease}
.dropdown-menu.show{display:flex}
.dropdown-menu a{padding:10px 16px;font-size:13.5px;color:var(--ink);display:flex;align-items:center;gap:10px;font-weight:600;transition:all 0.15s}
.dropdown-menu a:hover{background:var(--bg);color:var(--pri)}
.dropdown-menu hr{border:none;border-top:1px solid var(--line);margin:6px 0}
@keyframes ddFade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

.page{flex:1;overflow-y:auto;padding:26px 28px}

/* stat cards */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:22px}
.stat-card{background:var(--card);border-radius:16px;padding:20px;display:flex;align-items:center;gap:16px;box-shadow:0 6px 22px rgba(20,30,70,.06)}
.stat-ico{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;flex-shrink:0}
.g-blue{background:linear-gradient(135deg,#2f6df6,#4f46e5)}
.g-green{background:linear-gradient(135deg,#16a34a,#22c55e)}
.g-red{background:linear-gradient(135deg,#e11d48,#fb7185)}
.g-purple{background:linear-gradient(135deg,#9333ea,#c084fc)}
.stat-num{font-size:26px;font-weight:800}.stat-lbl{font-size:13px;color:var(--mut)}

.dash-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:22px}
.card{background:var(--card);border-radius:16px;padding:22px;box-shadow:0 6px 22px rgba(20,30,70,.06)}
.card.narrow{max-width:520px}
.card h3{font-size:16px;margin-bottom:14px}
.bars{width:100%;height:200px}
.mini-table{width:100%;border-collapse:collapse}
.mini-table td{padding:9px 6px;border-bottom:1px solid var(--line);font-size:13.5px;vertical-align:top}
.dot-act{width:9px;height:9px;border-radius:50%;background:var(--pri);display:inline-block}
.quick-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.quick{background:var(--card);border-radius:14px;padding:16px;text-align:center;font-weight:600;font-size:14px;box-shadow:0 6px 22px rgba(20,30,70,.06)}
.quick:hover{transform:translateY(-2px);transition:.15s;color:var(--pri)}

/* tables */
.card-head{display:flex;align-items:center;margin-bottom:16px}
.card-head-tools{margin-left:auto;display:flex;gap:10px;align-items:center}
.search{display:flex;gap:6px}
.search input{padding:9px 12px;border:1.5px solid var(--line);border-radius:9px;outline:none}
.search button{padding:9px 12px;border:1.5px solid var(--line);border-radius:9px;background:#fff}
.table-responsive, .utable-wrap { width: 100%; overflow-x: auto !important; -webkit-overflow-scrolling: touch; display: block; }
.utable{width:100% !important; border-collapse:collapse; font-size:13px; table-layout: auto; }
.utable th{text-align:left;color:var(--mut);font-size:11px;text-transform:uppercase;letter-spacing:.5px;padding:10px;border-bottom:2px solid var(--line);white-space:nowrap;}
.utable td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:middle;word-break:break-word;}
.nowrap{white-space:nowrap;}
.pill{font-size:11px;font-weight:700;padding:3px 10px;border-radius:20px}
.pill-ok{background:#e7f7ee;color:#16a34a}.pill-hold{background:#fde8ec;color:#e11d48}
.acts{display:flex;gap:6px;flex-wrap:wrap}
.mini{font-size:12px;font-weight:600;color:var(--pri);border:1px solid var(--line);border-radius:7px;padding:5px 10px;background:#fff}
.mini:hover{border-color:var(--pri)}.mini.danger{color:var(--red)}.mini.danger:hover{border-color:var(--red)}

/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(16,20,40,.55);display:none;align-items:center;justify-content:center;z-index:60}
.modal-bg.show{display:flex}
.modal{background:#fff;width:560px;max-width:94vw;border-radius:16px;padding:26px 28px;box-shadow:0 30px 70px rgba(0,0,0,.4)}
.modal h3{margin-bottom:18px}
.modal-acts{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}

/* stack form helpers */
.stack{display:block;font-size:12px;font-weight:700;color:var(--mut);text-transform:uppercase;letter-spacing:.4px;margin-bottom:14px;}
.stack input,.stack select,.stack textarea{display:block;width:100%;margin-top:6px;padding:10px 12px;border:1.6px solid var(--line);border-radius:9px;outline:none;font-size:14px;font-family:inherit;}
.stack input:focus,.stack select:focus,.stack textarea:focus{border-color:var(--pri);}
.full{width:100%;display:block;text-align:center;}
.profile-row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}

/* crypto */
.crypto-form textarea{width:100%;border:1.6px solid var(--line);border-radius:12px;padding:14px;outline:none;resize:vertical;font-size:14px}
.crypto-form textarea:focus{border-color:var(--pri)}
.crypto-btns{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.chip-btn{border:1.6px solid var(--line);background:#fff;border-radius:10px;padding:10px 16px;font-weight:600;font-size:13.5px}
.chip-btn:hover{border-color:var(--pri);color:var(--pri)}
.chip-btn.solid{background:linear-gradient(135deg,var(--pri),var(--blue));color:#fff;border:none;box-shadow:0 6px 16px rgba(79,70,229,.3)}
.crypto-out{margin-top:20px}
.crypto-out-lbl{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.5px;color:var(--mut);display:flex;align-items:center;gap:10px;margin-bottom:8px}
.crypto-out pre{background:#161a35;color:#cde3ff;padding:16px;border-radius:12px;white-space:pre-wrap;word-break:break-all;font-size:13px;font-family:'Courier New',monospace}

.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#161a35;color:#fff;
  padding:11px 20px;border-radius:10px;font-size:13px;opacity:0;transition:.3s;pointer-events:none;z-index:90}
.toast.show{opacity:1}

@media(max-width:900px){.stat-grid,.quick-row{grid-template-columns:1fr 1fr}.dash-row{grid-template-columns:1fr}.auth-brand{display:none}}

/* DataTables Vanilla Style Overrides */
.dataTables_wrapper {
  position: relative;
  clear: both;
  zoom: 1;
}
.dataTables_wrapper::after {
  content: "";
  display: table;
  clear: both;
}
.dataTables_wrapper .dataTables_length {
  float: left;
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--mut);
}
.dataTables_wrapper .dataTables_length select {
  padding: 6px 10px;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  outline: none;
  background: #fff;
  margin: 0 4px;
}
.dataTables_wrapper .dataTables_filter {
  float: right;
  text-align: right;
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--mut);
}
.dataTables_wrapper .dataTables_filter input {
  padding: 6px 12px;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  outline: none;
  background: #fff;
  margin-left: 6px;
}
.dataTables_wrapper .dataTables_info {
  float: left;
  font-size: 13px;
  color: var(--mut);
  padding-top: 16px;
  clear: both;
}
.dataTables_wrapper .dataTables_paginate {
  float: right;
  text-align: right;
  padding-top: 16px;
}
.dataTables_wrapper .dataTables_paginate .paginate_button {
  padding: 6px 12px;
  margin: 0 2px;
  border: 1.5px solid var(--line) !important;
  border-radius: 8px !important;
  background: #fff !important;
  color: var(--ink) !important;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.15s;
  display: inline-block;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
  background: linear-gradient(135deg, var(--pri), var(--blue)) !important;
  color: #fff !important;
  border-color: transparent !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
  border-color: var(--pri) !important;
  color: var(--pri) !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled,
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled:hover {
  opacity: 0.5;
  cursor: not-allowed;
  border-color: var(--line) !important;
  color: var(--mut) !important;
}
.profile-row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}