:root{
  --bg:#f4f7fb;--card:#fff;--text:#0f172a;--muted:#64748b;--line:#e2e8f0;
  --primary:#2563eb;--primary2:#38bdf8;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;
  --shadow:0 18px 45px rgba(15,23,42,.08);--radius:18px;--sidebar:280px
}
*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden}a{text-decoration:none;color:inherit}button,input,select,textarea{font:inherit}
body.dark{--bg:#0f172a;--card:#111c31;--text:#e5edf7;--muted:#94a3b8;--line:#263448;--shadow:0 18px 45px rgba(0,0,0,.28)}
/* LOGIN */
.login-body{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px;background:radial-gradient(circle at 18% 16%,#dbeafe 0,transparent 34%),radial-gradient(circle at 84% 18%,#cffafe 0,transparent 32%),linear-gradient(135deg,#f8fafc,#e0f2fe)}
.login-shell{width:min(1080px,96vw);display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.login-hero{padding:20px 30px}.brand-mark{width:84px;height:84px;border-radius:28px;background:linear-gradient(135deg,var(--primary),var(--primary2));display:grid;place-items:center;font-size:40px;color:#fff;box-shadow:var(--shadow);animation:float 3s ease-in-out infinite}.login-hero h1{font-size:56px;line-height:1;margin:24px 0 12px;letter-spacing:-1.5px}.login-hero p{font-size:18px;color:#475569;line-height:1.7;max-width:620px}.hero-pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.hero-pills span{background:#fff;padding:10px 14px;border-radius:999px;box-shadow:0 10px 25px rgba(15,23,42,.08);font-weight:800;color:#2563eb}
.login-card{width:100%;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border:1px solid #fff;border-radius:30px;padding:38px;box-shadow:0 28px 70px rgba(15,23,42,.12);animation:pop .45s ease}.login-card h2{font-size:34px;line-height:1;margin:0 0 8px}.login-card p{margin:0 0 24px;color:#64748b;font-size:16px}.login-card .btn{margin-top:12px}
/* APP LAYOUT */
.app-shell{min-height:100vh;display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr)}
.sidebar{width:var(--sidebar);height:100vh;position:sticky;top:0;background:var(--card);border-right:1px solid var(--line);padding:22px;display:flex;flex-direction:column;gap:24px;box-shadow:4px 0 28px rgba(15,23,42,.04);z-index:10;overflow-y:auto;transition:.25s ease}
.side-brand{display:flex;align-items:center;gap:13px;min-height:54px}.side-logo{flex:0 0 50px;width:50px;height:50px;border-radius:17px;background:linear-gradient(135deg,var(--primary),var(--primary2));display:grid;place-items:center;color:white;font-size:25px;box-shadow:0 12px 28px rgba(37,99,235,.18)}.side-brand b{display:block;font-size:18px;line-height:1}.side-brand span{display:block;color:var(--muted);font-size:12px;font-weight:900;letter-spacing:1.2px;margin-top:2px}
.side-nav{display:flex;flex-direction:column;gap:8px}.side-nav a,.logout-link{min-height:46px;padding:13px 14px;border-radius:14px;color:var(--muted);font-weight:850;display:flex;gap:10px;align-items:center;white-space:nowrap}.side-nav a.active,.side-nav a:hover{background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(56,189,248,.12));color:var(--primary)}.logout-link{margin-top:auto;background:rgba(239,68,68,.10);color:var(--danger);justify-content:flex-start}
.main-panel{min-width:0}.topbar{height:84px;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:0 28px;position:sticky;top:0;z-index:6}body.dark .topbar{background:rgba(17,28,49,.84)}.topbar h1{font-size:24px;letter-spacing:-.3px;margin:0}.topbar p{margin:3px 0 0;color:var(--muted);font-size:13px}.top-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.clock,.user-pill,.theme-btn,.icon-btn{border:1px solid var(--line);background:var(--card);border-radius:14px;padding:11px 14px;color:var(--text);box-shadow:0 8px 20px rgba(15,23,42,.04);font-weight:900}.theme-btn,.icon-btn{cursor:pointer}.content{padding:28px;max-width:1600px;margin:0 auto;width:100%}
.sidebar.collapsed{width:88px}.app-shell:has(.sidebar.collapsed){grid-template-columns:88px minmax(0,1fr)}.sidebar.collapsed .side-brand div:not(.side-logo),.sidebar.collapsed .side-nav span{display:none}.sidebar.collapsed .logout-link{font-size:0;justify-content:center}.sidebar.collapsed .logout-link::first-letter{font-size:18px}
/* COMPONENTS */
.grid{display:grid;gap:18px}.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:18px}.dashboard-grid{display:grid;grid-template-columns:1.45fr .75fr;gap:18px;margin-bottom:18px}.stat-card,.panel,.customer-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.stat-card{min-height:132px;padding:22px;position:relative;overflow:hidden;animation:pop .35s ease}.stat-card:after{content:"";position:absolute;right:-28px;top:-28px;width:100px;height:100px;border-radius:50%;background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(56,189,248,.15))}.stat-card span{color:var(--muted);font-weight:850;font-size:13px}.stat-card b{display:block;font-size:30px;margin-top:10px}.stat-card small{display:block;color:var(--muted);font-weight:750;margin-top:4px}.stat-card.danger:after{background:rgba(239,68,68,.13)}.panel{padding:22px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px}.panel-head h3{margin:0;font-size:20px}.panel-head span,.muted{color:var(--muted);font-size:13px}.head-actions,.form-actions,.actions,.link-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.btn{border:0;border-radius:13px;padding:11px 15px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;font-weight:900;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 10px 24px rgba(37,99,235,.18);line-height:1}.btn:hover{transform:translateY(-1px)}.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line);box-shadow:none}.btn.danger{background:var(--danger)}.btn.small,.btn.tiny{padding:8px 11px;font-size:12px;border-radius:10px}.btn.full{width:100%}.filter-bar{display:grid;grid-template-columns:minmax(230px,1fr) 190px auto auto;gap:10px;margin-bottom:16px}.smart-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.span2{grid-column:1 / -1}label{display:block;font-weight:900;font-size:13px;margin:0 0 7px;color:var(--text)}input,select,textarea{width:100%;border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:14px;padding:13px 14px;outline:none}textarea{min-height:95px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.12)}input::placeholder,textarea::placeholder{color:#8b97a8}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;background:var(--card)}.data-table{width:100%;border-collapse:separate;border-spacing:0;min-width:1080px}.data-table th{position:sticky;top:0;background:#f7faff;color:var(--muted);text-transform:uppercase;font-size:12px;letter-spacing:.4px;z-index:1}body.dark .data-table th{background:#172236}.data-table th,.data-table td{padding:14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}.data-table tbody tr:hover{background:rgba(37,99,235,.05)}.data-table th:last-child,.data-table td:last-child{text-align:center;min-width:170px;width:170px}.actions{justify-content:center;flex-wrap:nowrap}.link-actions{justify-content:center;flex-wrap:nowrap}.data-table th:nth-child(9),.data-table td:nth-child(9){text-align:center;min-width:104px}.data-table th:nth-child(7),.data-table td:nth-child(7){white-space:nowrap}.data-table td:nth-child(3){max-width:260px;word-break:break-word}td small{display:block;color:var(--muted);margin-top:4px}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.price{font-weight:950;color:var(--primary);white-space:nowrap}.badge{display:inline-flex;padding:7px 10px;border-radius:999px;font-size:12px;font-weight:900;white-space:nowrap}.badge.success{background:rgba(16,185,129,.12);color:var(--success)}.badge.danger{background:rgba(239,68,68,.12);color:var(--danger)}.row-overdue{box-shadow:inset 4px 0 0 var(--danger)}.row-soon{box-shadow:inset 4px 0 0 var(--warning)}.link-actions a{padding:7px 10px;border-radius:9px;background:rgba(37,99,235,.1);color:var(--primary);font-weight:900;font-size:12px}.alert.error{padding:13px 14px;border-radius:14px;background:rgba(239,68,68,.12);color:var(--danger);margin-bottom:14px;font-weight:800}.empty{text-align:center;color:var(--muted);padding:28px!important}.reminder-list{display:grid;gap:10px}.reminder{padding:13px;border-radius:14px;border:1px solid var(--line);background:var(--bg)}.reminder b,.reminder span{display:block}.reminder span{color:var(--muted);font-size:13px;margin-top:5px}.customer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.customer-card{padding:20px}.avatar{width:46px;height:46px;border-radius:15px;background:linear-gradient(135deg,var(--primary),var(--primary2));display:grid;place-items:center;color:white;font-weight:1000}.customer-card h3{margin:12px 0 5px}.customer-card p{color:var(--muted);margin:0 0 12px}.customer-card b{font-size:20px}.timeline{display:grid;gap:12px}.log-item{display:flex;gap:12px;padding:14px;border:1px solid var(--line);border-radius:16px}.log-dot{width:11px;height:11px;border-radius:50%;background:var(--primary);margin-top:5px}.log-item p{margin:5px 0;color:var(--muted)}.toast{position:fixed;right:22px;bottom:22px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);padding:12px 15px;border-radius:14px;display:none;z-index:99}.snow{position:fixed;top:-12px;pointer-events:none;z-index:1;color:#93c5fd;animation:fall linear forwards;opacity:.75}
@keyframes pop{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes float{50%{transform:translateY(-8px)}}@keyframes fall{to{transform:translateY(105vh) rotate(360deg);opacity:.15}}
@media(max-width:1100px){.stats-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}}
@media(max-width:980px){.login-shell{grid-template-columns:1fr}.login-hero{display:none}.login-card{padding:28px}.app-shell{display:block}.sidebar{position:fixed;left:-290px}.sidebar.open{left:0}.sidebar.collapsed{width:var(--sidebar)}.topbar{height:auto;padding:14px;align-items:flex-start}.top-actions{flex-wrap:wrap}.content{padding:16px}.smart-form,.filter-bar{grid-template-columns:1fr}.span2{grid-column:1}.stats-grid{grid-template-columns:1fr}.panel-head{align-items:flex-start;flex-direction:column}.head-actions{width:100%}.head-actions .btn{flex:1}}

/* FIX TABLE ACTION COLUMN - do not make TD display:flex */
.data-table td.link-cell,
.data-table td.action-cell{
    text-align:center !important;
    vertical-align:middle !important;
    white-space:nowrap;
}
.data-table td.action-cell{
    min-width:190px !important;
    width:190px !important;
}
.data-table td.link-cell{
    min-width:110px !important;
    width:110px !important;
}
.data-table th:nth-child(9),
.data-table td:nth-child(9){
    text-align:center !important;
    min-width:110px !important;
    width:110px !important;
}
.data-table th:nth-child(10),
.data-table td:nth-child(10){
    text-align:center !important;
    min-width:190px !important;
    width:190px !important;
}
.link-actions,
.actions{
    display:inline-flex !important;
    align-items:center !important;
    justify-content:center !important;
    gap:8px !important;
    flex-wrap:nowrap !important;
}
.actions .btn,
.link-actions a{
    flex:0 0 auto !important;
    white-space:nowrap !important;
}