:root{
  --bg:#f5f7fb;
  --panel:#ffffff;
  --panel-soft:#f8fafc;
  --line:#e4eaf3;
  --line-strong:#d6deea;
  --text:#172033;
  --muted:#66748f;
  --primary:#2563eb;
  --primary-2:#1d4ed8;
  --primary-soft:#eff6ff;
  --success:#16a34a;
  --warning:#d97706;
  --danger:#dc2626;
  --danger-soft:#fef2f2;
  --shadow:0 12px 30px rgba(15,23,42,.08);
  --radius:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font:14px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:linear-gradient(180deg,#f7f9fc 0%,#f3f6fb 100%);color:var(--text)}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
svg{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}
.wrap{width:min(1240px,calc(100% - 32px));margin:0 auto}
.small{font-size:.87rem;color:var(--muted)}
h1,h2,h3{margin:0 0 10px;line-height:1.15;color:#0f172a}
h1{font-size:clamp(1.7rem,3vw,2.5rem)}
h2{font-size:1.1rem} h3{font-size:1rem}
p{margin:0 0 12px}

.topbar{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(214,222,234,.85)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1rem;color:#0f172a}
.brand img{width:34px;height:34px;object-fit:cover;border-radius:10px}
.nav{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.nav>a{color:#44516a;padding:10px 12px;border-radius:12px;font-weight:600}
.nav>a:hover{background:#eef4ff;color:#12367a}
.admin-chip{padding:9px 12px;border-radius:999px;background:#ecfdf5;border:1px solid #cdeed8;color:#166534;font-weight:700}

.btn,.btn-secondary,.btn-danger{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 16px;border-radius:12px;border:1px solid transparent;font-weight:700;transition:.18s ease;text-decoration:none;white-space:nowrap}
.btn{background:linear-gradient(180deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 10px 20px rgba(37,99,235,.22)}
.btn:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(37,99,235,.26)}
.btn-secondary{background:#fff;color:#1e293b;border-color:var(--line-strong)}
.btn-secondary:hover{background:#f8fbff;border-color:#bfd0ea}
.btn-danger{background:var(--danger-soft);color:var(--danger);border-color:#fecaca}
.btn-danger:hover{background:#fee2e2}
.btn-small{min-height:34px;padding:0 12px;font-size:.86rem;border-radius:10px}
.actions-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.inline-form{display:inline-flex;margin:0}

.hero,.section{padding:34px 0}
.hero-grid,.feature-grid,.price-grid,.products-grid,.split-2,.split-3,.details-grid,.settings-grid,.client-profile-grid,.product-setup-grid,.kpi-grid,.metric-grid,.form-grid-2,.form-grid-3{display:grid;gap:18px}
.hero-grid{grid-template-columns:1.25fr .9fr;align-items:center}
.hero-card,.card,.table-card,.pricing,.feature,.metric,.panel-toolbar,.subnav,.form-box,.helper-box,.invoice-sheet{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-card,.card,.pricing,.feature,.metric,.form-box,.helper-box{padding:22px}
.panel-hero{background:linear-gradient(135deg,#ffffff,#f4f8ff);border:1px solid #dbe6f8;border-radius:24px;padding:24px;box-shadow:var(--shadow);margin-bottom:18px}
.badge,.meta{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:var(--primary-soft);color:#1d4ed8;font-size:.8rem;font-weight:700;margin-bottom:14px}
.section-lead{max-width:720px;color:var(--muted);margin-bottom:18px}
.feature-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.products-grid,.price-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.kpi-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.split-2,.settings-grid,.client-profile-grid,.product-setup-grid{grid-template-columns:1.2fr .8fr}
.split-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.form-grid,.info-list{display:grid;gap:14px}
.form-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.form-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.price{font-size:1.55rem;font-weight:800;color:#0f172a;margin-top:14px}
.metric h3{font-size:1.6rem;margin:6px 0 0}
.metric-compact{padding:18px 20px;min-height:104px;display:flex;flex-direction:column;justify-content:space-between}
.metric-label{text-transform:uppercase;letter-spacing:.08em;font-size:.74rem;color:#7a89a5;font-weight:800}

.panel-wrap{display:grid;grid-template-columns:278px 1fr;gap:20px;align-items:start;width:min(1380px,calc(100% - 32px));margin:22px auto}
.sidebar{position:sticky;top:92px;background:rgba(255,255,255,.88);backdrop-filter:blur(16px);border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow)}
.sidebar-head{padding:8px 10px 14px;border-bottom:1px solid var(--line)}
.sidebar-title{font-size:1.05rem;font-weight:800}
.sidebar-sub{font-size:.86rem;color:var(--muted);margin-top:4px}
.sidebar-group{margin-top:14px}
.sidebar-label{padding:0 10px 8px;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:#7b879c;font-weight:800}
.nav-item{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:14px;color:#334155;font-weight:700;border:1px solid transparent}
.nav-item:hover{background:#f8fbff;border-color:#dbe7fb;color:#0f172a}
.nav-item.active{background:linear-gradient(180deg,#eef5ff,#eaf3ff);border-color:#cfe0ff;color:#0f172a;box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}
.nav-ico{width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;color:#6b7a93;flex:0 0 18px;overflow:hidden}
.nav-item.active .nav-ico,.nav-item:hover .nav-ico{color:#2563eb}
.nav-svg{width:18px!important;height:18px!important;min-width:18px;min-height:18px;max-width:18px;max-height:18px;flex:0 0 18px;display:block;overflow:visible}
.main-panel{min-width:0}
.panel-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 20px;margin-bottom:18px}
.panel-title{font-size:1.1rem;font-weight:800}
.toolbar-right{display:flex;align-items:center;gap:12px}
.subnav{display:flex;gap:8px;flex-wrap:wrap;padding:10px;margin-bottom:16px}
.subnav a{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:12px;font-weight:700;color:#4b5b77}
.subnav a.active,.subnav a:hover{background:#eef5ff;color:#1d4ed8}

.table-card{overflow:hidden}
.table-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 20px;border-bottom:1px solid var(--line)}
table{width:100%;border-collapse:collapse}
th,td{padding:14px 16px;text-align:left;vertical-align:top;border-bottom:1px solid #edf2f7}
th{font-size:.78rem;color:#72809a;text-transform:uppercase;letter-spacing:.08em;background:#fbfcfe}
tr:hover td{background:#fcfdff}
.status{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;font-size:.78rem;font-weight:800;text-transform:capitalize}
.status.active,.status.paid,.status.completed{background:#ecfdf5;color:#166534}
.status.pending,.status.draft{background:#fff7ed;color:#b45309}
.status.open{background:#eff6ff;color:#1d4ed8}
.status.cancelled,.status.closed,.status.suspended{background:#fef2f2;color:#b91c1c}

.input,textarea,select{width:100%;border:1px solid var(--line-strong);background:#fff;border-radius:14px;padding:12px 14px;color:#0f172a;outline:none;transition:border-color .18s ease,box-shadow .18s ease}
.input:focus,textarea:focus,select:focus{border-color:#93c5fd;box-shadow:0 0 0 4px rgba(59,130,246,.10)}
textarea{min-height:120px;resize:vertical}
label{display:block;font-weight:700;margin-bottom:8px;color:#334155}
.flash{padding:13px 15px;border-radius:14px;margin:0 0 16px;font-weight:700}
.flash.ok{background:#ecfdf5;color:#166534;border:1px solid #bbf7d0}
.flash.err{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}
.info-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid #edf2f7}
.info-row:last-child{border-bottom:0}
.info-row span{color:var(--muted)}
.info-row strong{font-weight:800;text-align:right}
.ticket-message{padding:16px;border-radius:16px;border:1px solid var(--line);background:#fbfdff;margin-bottom:12px}
.ticket-message.admin{background:#eef5ff;border-color:#dbeafe}
.ticket-message.user{background:#ffffff}
.notify-menu{position:relative}
.notify-menu summary{list-style:none;display:flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line-strong);border-radius:14px;background:#fff;cursor:pointer;position:relative}
.notify-menu summary::-webkit-details-marker{display:none}
.bell-dot{width:14px;height:14px;border-radius:50%;background:linear-gradient(180deg,#60a5fa,#2563eb);box-shadow:0 0 0 5px #dbeafe}
.notify-badge{position:absolute;top:-6px;right:-6px;min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:#ef4444;color:#fff;font-size:.72rem;font-weight:800;display:grid;place-items:center}
.notify-dropdown{position:absolute;right:0;top:50px;width:min(340px,88vw);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;overflow:hidden}
.notify-item,.notify-empty{display:grid;gap:4px;padding:14px 16px}
.notify-item + .notify-item{border-top:1px solid #edf2f7}
.notify-item strong{font-size:.9rem}
.notify-item span,.notify-empty{font-size:.86rem;color:var(--muted)}
.auth-shell{min-height:calc(100vh - 140px);display:grid;place-items:center;padding:32px 16px}
.auth-card{width:min(460px,100%);padding:28px}
.site-footer{padding:28px 0 34px;border-top:1px solid rgba(214,222,234,.7);margin-top:28px;background:rgba(255,255,255,.56)}
.footer-simple{display:grid;gap:8px}
.footer-brand{font-weight:800;font-size:1rem}
.footer-simple p{max-width:760px;color:var(--muted);margin:0}
.invoice-shell{max-width:1040px;margin:0 auto}
.invoice-actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.sticky-print-actions{position:sticky;top:92px;z-index:3}
.invoice-sheet{padding:26px}
.invoice-sheet table{width:100%}
.invoice-sheet h1,.invoice-sheet h2,.invoice-sheet div,.invoice-sheet td,.invoice-sheet th{color:#111827}

@media (max-width:1180px){
  .hero-grid,.feature-grid,.products-grid,.price-grid,.split-2,.settings-grid,.client-profile-grid,.product-setup-grid{grid-template-columns:1fr}
  .kpi-grid-4,.metric-grid,.form-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
  .panel-wrap{grid-template-columns:1fr;width:min(100% - 20px,1380px)}
  .sidebar{position:relative;top:0}
  .panel-toolbar,.topbar-inner{align-items:flex-start;flex-direction:column}
  .nav{width:100%}
}
@media (max-width:720px){
  .wrap{width:min(100% - 20px,1240px)}
  .kpi-grid-4,.metric-grid,.feature-grid,.products-grid,.price-grid,.split-3,.form-grid-2,.form-grid-3{grid-template-columns:1fr}
  .table-card{overflow:auto}
  th,td{padding:12px}
  .sidebar{padding:14px}
  .hero,.section{padding:24px 0}
}
@media print{.topbar,.sidebar,.panel-toolbar,.site-footer,.sticky-print-actions{display:none!important}.panel-wrap{display:block;width:100%}.main-panel{padding:0}.invoice-sheet{box-shadow:none;border:0}}

.actions-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.inline-form{display:inline-flex;align-items:center;margin:0}
.row-alert td{background:#fff1f2 !important}
.danger-text{color:#b91c1c;font-weight:700}
.pay-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.payment-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 14px 34px rgba(15,23,42,.06)}
.qr-wrap{width:220px;max-width:100%;aspect-ratio:1;border-radius:16px;border:1px solid var(--line);display:grid;place-items:center;background:#fff;margin-bottom:12px;overflow:hidden}
.qr-wrap img{display:block;max-width:100%;height:auto}
.mono-box{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;background:#0f172a;color:#fff;padding:12px 14px;border-radius:14px;word-break:break-all;font-size:.86rem}
.note-box{padding:14px 16px;border-radius:14px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412}
@media (max-width:980px){.pay-grid{grid-template-columns:1fr}}