/* ============================================================
   ManaClients — Shared Design System
   Used by admin/, client/, and auth pages.
   ============================================================ */
:root{
  --bg:#f4f7fc; --bg-elevated:#ffffff; --bg-soft:#eef2f9;
  --border:rgba(15,23,42,0.08); --border-strong:rgba(15,23,42,0.14);
  --text:#0f172a; --text-muted:#64748b; --text-faint:#94a3b8;
  --accent:#2563eb; --accent-rgb:37,99,235; --accent2:#06b6d4; --accent2-rgb:6,182,212;
  --accent3:#16a34a; --gold:#d97706; --danger:#dc2626; --danger-rgb:220,38,38;
  --grad1:linear-gradient(135deg,#2563eb,#06b6d4);
  --grad-soft:linear-gradient(135deg,rgba(37,99,235,0.10),rgba(6,182,212,0.10));
  --sidebar-bg:linear-gradient(180deg,#0a1330 0%,#0e1a3d 55%,#0a1330 100%);
  --sidebar-text:rgba(226,232,240,0.62); --sidebar-text-active:#fff; --sidebar-border:rgba(255,255,255,0.07);
  --radius:14px; --radius-sm:9px;
  --shadow-sm:0 1px 2px rgba(15,23,42,0.05),0 1px 6px rgba(15,23,42,0.04);
  --shadow-md:0 10px 30px rgba(15,23,42,0.08);
  --font-body:'DM Sans',system-ui,-apple-system,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,monospace;
  --dur:0.2s cubic-bezier(.4,0,.2,1);
}
[data-theme="dark"]{
  --bg:#0a0f1e; --bg-elevated:#111a30; --bg-soft:#0f1830;
  --border:rgba(255,255,255,0.08); --border-strong:rgba(255,255,255,0.14);
  --text:#e7ecf5; --text-muted:#95a1bd; --text-faint:#5d6a8c;
  --shadow-sm:0 1px 2px rgba(0,0,0,0.3); --shadow-md:0 10px 34px rgba(0,0,0,0.45);
  --grad-soft:linear-gradient(135deg,rgba(37,99,235,0.18),rgba(6,182,212,0.14));
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);font-size:14.5px;-webkit-font-smoothing:antialiased;}
button{font-family:inherit;cursor:pointer;background:none;border:none;color:inherit;}
input,select,textarea{font-family:inherit;}
a{color:inherit;text-decoration:none;}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-0.02em;}

/* Layout */
.app{display:flex;min-height:100vh;}
.sidebar{width:250px;flex-shrink:0;background:var(--sidebar-bg);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;transition:width var(--dur);z-index:40;border-right:1px solid var(--sidebar-border);}
.sidebar.collapsed{width:76px;}
.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:22px 18px;border-bottom:1px solid var(--sidebar-border);min-height:70px;}
.brand{display:flex;align-items:center;gap:11px;overflow:hidden;}
.brand-mark{width:34px;height:34px;border-radius:9px;background:var(--grad1);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;color:#fff;flex-shrink:0;}
.brand-name{color:#fff;font-weight:700;font-size:15.5px;white-space:nowrap;}
.brand-name em{font-style:normal;background:linear-gradient(135deg,#7dd3fc,#38bdf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.sidebar.collapsed .brand-name{display:none;}
.collapse-btn{width:26px;height:26px;border-radius:7px;color:rgba(255,255,255,0.5);display:flex;align-items:center;justify-content:center;transition:var(--dur);}
.collapse-btn:hover{background:rgba(255,255,255,0.08);color:#fff;}
.sidebar.collapsed .collapse-btn{transform:rotate(180deg);}
.side-nav{flex:1;overflow-y:auto;padding:16px 12px;display:flex;flex-direction:column;gap:2px;}
.nav-group-label{font-size:10.5px;font-weight:700;letter-spacing:0.09em;text-transform:uppercase;color:rgba(226,232,240,0.32);padding:16px 12px 6px;}
.sidebar.collapsed .nav-group-label{opacity:0;height:10px;overflow:hidden;padding:10px 0 0;}
.nav-item{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:9px;color:var(--sidebar-text);font-size:13.6px;font-weight:500;transition:var(--dur);position:relative;white-space:nowrap;}
.nav-item svg{flex-shrink:0;opacity:0.85;}
.nav-item:hover{background:rgba(255,255,255,0.06);color:#fff;}
.nav-item.active{background:linear-gradient(135deg,rgba(37,99,235,0.35),rgba(6,182,212,0.20));color:#fff;}
.nav-item.active::before{content:'';position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:3px;height:18px;background:var(--grad1);border-radius:0 3px 3px 0;}
.nav-item .count{margin-left:auto;font-size:10.5px;font-weight:700;background:rgba(255,255,255,0.1);color:rgba(255,255,255,0.85);padding:1px 7px;border-radius:20px;font-family:var(--font-mono);}
.sidebar-foot{padding:14px;border-top:1px solid var(--sidebar-border);}
.foot-card{display:flex;align-items:center;gap:10px;padding:9px;border-radius:10px;background:rgba(255,255,255,0.05);}
.foot-avatar{width:32px;height:32px;border-radius:8px;background:var(--grad1);display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;font-size:12px;}
.foot-name{color:#fff;font-size:12.5px;font-weight:600;}
.foot-role{color:rgba(226,232,240,0.4);font-size:10.5px;}

.main{flex:1;min-width:0;display:flex;flex-direction:column;}
.topbar{height:70px;display:flex;align-items:center;gap:16px;padding:0 28px;background:var(--bg-elevated);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:30;}
.search-wrap{flex:1;max-width:420px;position:relative;}
.search-wrap svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--text-faint);}
.search-wrap input{width:100%;padding:9px 14px 9px 38px;border-radius:9px;border:1px solid var(--border);background:var(--bg-soft);color:var(--text);font-size:13px;outline:none;}
.search-wrap input:focus{border-color:var(--accent);background:var(--bg-elevated);box-shadow:0 0 0 3px rgba(var(--accent-rgb),0.12);}
.top-actions{display:flex;align-items:center;gap:8px;margin-left:auto;}
.icon-btn{width:37px;height:37px;border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:var(--dur);position:relative;}
.icon-btn:hover{background:var(--bg-soft);color:var(--text);}
.icon-btn .dot{position:absolute;top:7px;right:8px;width:7px;height:7px;border-radius:50%;background:var(--danger);border:2px solid var(--bg-elevated);}
.profile-btn{display:flex;align-items:center;gap:9px;padding:5px 10px 5px 5px;border-radius:10px;transition:var(--dur);}
.profile-btn:hover{background:var(--bg-soft);}
.avatar{width:30px;height:30px;border-radius:8px;background:var(--grad1);color:#fff;font-weight:700;font-size:12px;display:flex;align-items:center;justify-content:center;}
.dropdown{position:relative;}
.dropdown-panel{position:absolute;top:calc(100% + 10px);right:0;width:280px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(-6px);transition:var(--dur);z-index:60;overflow:hidden;}
.dropdown-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
.dropdown-head{padding:14px 16px;border-bottom:1px solid var(--border);}
.menu-item{display:flex;align-items:center;gap:10px;padding:10px 16px;font-size:13px;transition:var(--dur);}
.menu-item:hover{background:var(--bg-soft);}
.menu-item.danger{color:var(--danger);}

.content{padding:26px 28px 60px;max-width:1480px;width:100%;margin:0 auto;}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px;flex-wrap:wrap;}
.page-head h1{font-size:22px;font-weight:800;letter-spacing:-0.02em;}
.page-head p{color:var(--text-muted);font-size:13px;margin-top:4px;}
.page-head-actions{display:flex;gap:10px;}
.breadcrumb{font-size:12px;color:var(--text-faint);margin-bottom:6px;}
.breadcrumb a{color:var(--accent);font-weight:600;}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:9px;font-size:13px;font-weight:600;transition:var(--dur);white-space:nowrap;border:1px solid transparent;}
.btn-grad{background:var(--grad1);color:#fff;box-shadow:0 6px 18px rgba(var(--accent-rgb),0.3);}
.btn-grad:hover{box-shadow:0 8px 24px rgba(var(--accent-rgb),0.42);transform:translateY(-1px);}
.btn-ghost{background:var(--bg-soft);color:var(--text);border-color:var(--border);}
.btn-ghost:hover{border-color:var(--border-strong);}
.btn-danger{background:rgba(var(--danger-rgb),0.1);color:var(--danger);border-color:rgba(var(--danger-rgb),0.25);}
.btn-danger:hover{background:rgba(var(--danger-rgb),0.16);}
.btn-sm{padding:6px 12px;font-size:12px;}
.btn-block{width:100%;justify-content:center;}
.btn[disabled]{opacity:0.55;cursor:not-allowed;}

/* Cards */
.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;}
.card-head h3{font-size:14.5px;font-weight:700;}

/* Forms */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.form-grid.cols-3{grid-template-columns:repeat(3,1fr);}
.form-group{margin-bottom:16px;}
.form-group.full{grid-column:1/-1;}
.form-label{display:block;font-size:12.3px;font-weight:600;color:var(--text-muted);margin-bottom:7px;}
.form-label .req{color:var(--danger);}
.form-control{width:100%;padding:10px 13px;border-radius:9px;border:1px solid var(--border);background:var(--bg-soft);color:var(--text);font-size:13.3px;outline:none;transition:var(--dur);}
.form-control:focus{border-color:var(--accent);background:var(--bg-elevated);box-shadow:0 0 0 3px rgba(var(--accent-rgb),0.12);}
select.form-control{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:34px;}
textarea.form-control{resize:vertical;min-height:90px;}
.form-hint{font-size:11px;color:var(--text-faint);margin-top:5px;}
.form-error{font-size:11.5px;color:var(--danger);margin-top:5px;font-weight:600;}
.form-section-title{font-size:12.5px;font-weight:700;text-transform:uppercase;letter-spacing:0.06em;color:var(--text-faint);margin:22px 0 14px;padding-top:16px;border-top:1px solid var(--border);}
.form-section-title:first-child{border-top:none;padding-top:0;margin-top:0;}
.form-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;padding-top:18px;border-top:1px solid var(--border);}
.profit-preview{display:flex;gap:20px;padding:14px 16px;background:var(--grad-soft);border-radius:10px;margin-top:6px;}
.profit-preview div{flex:1;}
.profit-preview .pp-label{font-size:11px;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:0.04em;}
.profit-preview .pp-value{font-family:var(--font-mono);font-size:18px;font-weight:700;margin-top:2px;}
.profit-preview .pp-value.positive{color:var(--accent3);}
.profit-preview .pp-value.negative{color:var(--danger);}

/* Tables */
.table-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;}
.table-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 22px;flex-wrap:wrap;}
.table-filters{display:flex;gap:8px;flex-wrap:wrap;}
.table-filters .form-control{width:auto;min-width:140px;padding:7px 12px;font-size:12.5px;}
.table-scroll{overflow-x:auto;}
table{width:100%;border-collapse:collapse;min-width:640px;}
thead th{text-align:left;font-size:10.8px;text-transform:uppercase;letter-spacing:0.06em;color:var(--text-faint);font-weight:700;padding:10px 22px;border-bottom:1px solid var(--border);white-space:nowrap;}
tbody td{padding:12px 22px;border-bottom:1px solid var(--border);font-size:13px;white-space:nowrap;}
tbody tr:last-child td{border-bottom:none;}
tbody tr{transition:var(--dur);}
tbody tr:hover{background:var(--bg-soft);}
.cell-client{display:flex;align-items:center;gap:10px;}
.mini-avatar{width:28px;height:28px;border-radius:7px;background:var(--grad-soft);color:var(--accent);font-weight:700;font-size:11px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.cell-name{font-weight:600;}
.cell-sub{font-size:11px;color:var(--text-faint);}
.row-actions{display:flex;gap:6px;}
.icon-action{width:30px;height:30px;border-radius:7px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:var(--dur);}
.icon-action:hover{background:var(--bg-soft);color:var(--accent);}
.icon-action.danger:hover{color:var(--danger);}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-faint);}
.empty-state svg{margin:0 auto 14px;opacity:0.5;}
.empty-state h4{color:var(--text-muted);font-size:14px;margin-bottom:4px;}

/* Badges / status pills */
.status-pill{font-size:10.8px;font-weight:700;padding:3px 10px;border-radius:20px;display:inline-block;white-space:nowrap;}
.status-pill.success,.status-pill.active,.status-pill.paid{background:rgba(22,163,74,0.12);color:var(--accent3);}
.status-pill.warning,.status-pill.pending,.status-pill.caution{background:rgba(217,119,6,0.12);color:var(--gold);}
.status-pill.danger,.status-pill.overdue,.status-pill.expired,.status-pill.suspended{background:rgba(220,38,38,0.12);color:var(--danger);}
.status-pill.info{background:rgba(37,99,235,0.12);color:var(--accent);}
.status-pill.muted{background:var(--bg-soft);color:var(--text-faint);}

/* Alerts */
.alert{padding:13px 16px;border-radius:10px;font-size:13px;font-weight:500;margin-bottom:18px;border:1px solid transparent;}
.alert-success{background:rgba(22,163,74,0.1);border-color:rgba(22,163,74,0.25);color:var(--accent3);}
.alert-error{background:rgba(220,38,38,0.08);border-color:rgba(220,38,38,0.22);color:var(--danger);}

/* Pagination */
.pagination{display:flex;gap:6px;padding:16px 22px;}
.page-link{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:600;color:var(--text-muted);border:1px solid var(--border);}
.page-link:hover{border-color:var(--border-strong);}
.page-link.active{background:var(--grad1);color:#fff;border-color:transparent;}

/* KPI cards (dashboard) */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px;}
.kpi-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:18px 18px 16px;box-shadow:var(--shadow-sm);transition:var(--dur);}
.kpi-card:hover{border-color:var(--border-strong);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.kpi-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:14px;}
.kpi-icon{width:36px;height:36px;border-radius:9px;display:flex;align-items:center;justify-content:center;}
.kpi-icon.blue{background:rgba(var(--accent-rgb),0.12);color:var(--accent);}
.kpi-icon.cyan{background:rgba(var(--accent2-rgb),0.12);color:var(--accent2);}
.kpi-icon.green{background:rgba(22,163,74,0.12);color:var(--accent3);}
.kpi-icon.gold{background:rgba(217,119,6,0.12);color:var(--gold);}
.kpi-icon.red{background:rgba(var(--danger-rgb),0.12);color:var(--danger);}
.kpi-value{font-size:25px;font-weight:700;letter-spacing:-0.01em;margin-bottom:3px;}
.kpi-label{font-size:12.5px;color:var(--text-muted);font-weight:500;}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(8,11,18,0.5);backdrop-filter:blur(3px);z-index:100;display:none;align-items:center;justify-content:center;padding:20px;}
.modal-overlay.open{display:flex;}
.modal-box{background:var(--bg-elevated);border-radius:var(--radius);max-width:440px;width:100%;padding:26px;box-shadow:var(--shadow-md);}
.modal-box h3{font-size:16px;margin-bottom:8px;}
.modal-box p{font-size:13px;color:var(--text-muted);margin-bottom:20px;}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;}

/* Auth pages */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:20px;}
.auth-card{width:100%;max-width:400px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:18px;padding:36px 32px;box-shadow:var(--shadow-md);}
.auth-logo{display:flex;align-items:center;gap:10px;justify-content:center;margin-bottom:22px;}
.auth-card h1{font-size:19px;text-align:center;margin-bottom:4px;}
.auth-card .sub{text-align:center;color:var(--text-muted);font-size:12.8px;margin-bottom:26px;}
.auth-links{display:flex;justify-content:space-between;font-size:12px;margin-top:14px;}
.auth-links a{color:var(--accent);font-weight:600;}
.auth-footer{text-align:center;font-size:11.5px;color:var(--text-faint);margin-top:20px;}
.role-switch{display:flex;background:var(--bg-soft);border-radius:9px;padding:3px;margin-bottom:20px;}
.role-switch button{flex:1;padding:8px;border-radius:7px;font-size:12.5px;font-weight:600;color:var(--text-muted);}
.role-switch button.active{background:var(--bg-elevated);color:var(--text);box-shadow:var(--shadow-sm);}

/* Responsive */
@media(max-width:1200px){ .kpi-grid{grid-template-columns:repeat(2,1fr);} .form-grid,.form-grid.cols-3{grid-template-columns:1fr;} }
@media(max-width:860px){
  .sidebar{position:fixed;left:0;height:100vh;transform:translateX(-100%);}
  .sidebar.mobile-open{transform:translateX(0);}
  .search-wrap{display:none;}
  .content{padding:18px 16px 60px;}
  .kpi-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:520px){ .kpi-grid{grid-template-columns:1fr;} }
@media(prefers-reduced-motion:reduce){ *{animation:none !important;transition:none !important;} }
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}