:root{--bg:#f5f7fb;--card:#ffffff;--soft:#eef2ff;--text:#0f172a;--muted:#64748b;--line:rgba(15,23,42,.08);--shadow:0 15px 35px rgba(15,23,42,.08)}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,Arial,sans-serif;color:var(--text);min-height:100%}
body{min-height:100vh;background:radial-gradient(circle at top left,rgba(124,58,237,.08),transparent 24%),radial-gradient(circle at top right,rgba(6,182,212,.08),transparent 24%),var(--bg)}
a{text-decoration:none;color:inherit}
small{display:block;color:var(--muted)}
.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 20px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.88);backdrop-filter:blur(10px)}
.brand{display:flex;gap:12px;align-items:center}
.logo{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--brand1),var(--brand2));font-weight:900;color:#fff;box-shadow:0 12px 28px rgba(124,58,237,.25)}
.topnav{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.theme-link{font-size:14px;color:var(--muted)}
.role-link{padding:10px 16px;border-radius:999px;background:linear-gradient(135deg,#7c3aed,#06b6d4,#22c55e);color:#fff;font-weight:900;box-shadow:0 10px 22px rgba(6,182,212,.2)}
.shell{display:grid;gap:20px;padding:20px;max-width:1480px;margin:0 auto}
.shell-auth{grid-template-columns:300px minmax(0,1fr)}
.shell-guest{grid-template-columns:minmax(0,1fr);max-width:1240px}
.content{min-width:0}
.sidebar{position:sticky;top:84px;height:fit-content}
.menu-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.menu-card{background:var(--card);border:1px solid var(--line);border-radius:20px;min-height:90px;display:flex;align-items:flex-end;padding:16px;font-weight:800;box-shadow:var(--shadow);transition:.2s ease}
.menu-card:hover{transform:translateY(-2px)}
.menu-card.active{background:linear-gradient(135deg,rgba(124,58,237,.12),rgba(6,182,212,.12));border-color:rgba(124,58,237,.25)}
.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow)}
.grid{display:grid;gap:18px}
.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.stat{padding:20px;border-radius:24px;background:linear-gradient(180deg,rgba(255,255,255,.7),transparent),var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}
.stat b{font-size:32px;display:block;margin-top:8px}
.muted,.sub,.small,label{color:var(--muted)}
h1,h2,h3{margin:0 0 10px}
.sub{margin:4px 0 16px;line-height:1.55}
.small{font-size:13px;line-height:1.5}
.row{display:flex;gap:12px;align-items:center}
.between{display:flex;justify-content:space-between;align-items:center;gap:12px}
.wrap{flex-wrap:wrap}
label{display:block;margin-bottom:7px;font-size:14px}
input,select,textarea{width:100%;padding:13px 14px;border-radius:16px;border:1px solid var(--line);background:var(--soft);color:var(--text)}
textarea{min-height:140px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;border:none;border-radius:16px;background:linear-gradient(135deg,var(--brand1),var(--brand2));color:#fff;font-weight:800;cursor:pointer}
.btn-sm{padding:10px 14px}
.btn.ghost{background:var(--soft);color:var(--text)}
.btn.danger{background:linear-gradient(135deg,#f97316,#dc2626)}
.btn.warn{background:linear-gradient(135deg,#f59e0b,#ea580c)}
.flash{padding:14px 16px;border-radius:16px;margin-bottom:16px}
.flash.success{background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.2)}
.flash.danger{background:rgba(220,38,38,.12);border:1px solid rgba(220,38,38,.2)}
.badge{padding:5px 10px;border-radius:999px;font-size:12px;font-weight:700}
.badge.success{background:rgba(34,197,94,.16);color:#15803d}
.badge.warn{background:rgba(245,158,11,.18);color:#b45309}
.badge.danger{background:rgba(220,38,38,.16);color:#b91c1c}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.table th{color:var(--muted);font-weight:700}
.hero{padding:42px;border-radius:28px;background:linear-gradient(135deg,rgba(124,58,237,.10),rgba(6,182,212,.08));border:1px solid var(--line);box-shadow:var(--shadow)}
.hero-guest{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:center;min-height:430px}
.hero-title{font-size:56px;line-height:1.05;margin-top:12px;max-width:760px}
.hero-copy{max-width:760px;font-size:18px;line-height:1.7}
.hero-actions{margin-top:24px}
.login-shell{max-width:1120px;margin:20px auto}
.login-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}
.hero-panel{display:flex;flex-direction:column;justify-content:center}
.login-card{max-width:100%}
.form-grid{display:grid;gap:16px}
.list-card{padding:16px;border:1px solid var(--line);border-radius:18px;background:var(--card);box-shadow:var(--shadow)}
.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;white-space:pre-wrap}
.quick-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.quick-links a{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:16px;font-weight:700;box-shadow:var(--shadow)}
.empty{padding:30px 18px;text-align:center;color:var(--muted)}
.theme-dark{--bg:#08111b;--card:#101a28;--soft:#172235;--text:#fff;--muted:#9fb0c9;--line:rgba(255,255,255,.08);--shadow:0 18px 40px rgba(0,0,0,.22);background:radial-gradient(circle at top left,rgba(124,58,237,.14),transparent 24%),radial-gradient(circle at top right,rgba(6,182,212,.12),transparent 24%),var(--bg)}
.theme-dark .topbar{background:rgba(8,17,27,.88)}
.theme-sunset{--bg:#150914;--card:#241127;--soft:#311739;--text:#fff;--muted:#e1c8ea;--line:rgba(255,255,255,.08);--shadow:0 18px 40px rgba(0,0,0,.28);background:radial-gradient(circle at top left,rgba(244,114,182,.18),transparent 24%),radial-gradient(circle at top right,rgba(251,146,60,.14),transparent 24%),var(--bg)}
.theme-sunset .topbar{background:rgba(21,9,20,.88)}
@media (max-width:1180px){
  .shell-auth{grid-template-columns:1fr}
  .sidebar{position:relative;top:0}
  .menu-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .quick-links{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-guest,.login-layout{grid-template-columns:1fr}
}
@media (max-width:760px){
  .topbar{padding:14px 16px;align-items:flex-start;flex-direction:column}
  .grid.cols-2,.grid.cols-3,.grid.cols-4,.quick-links,.menu-grid{grid-template-columns:1fr}
  .card,.hero{padding:18px}
  .table{display:block;overflow:auto}
  .btn{width:100%}
  .row.wrap .btn{width:auto;flex:1}
  .shell{padding:14px}
  .hero-title{font-size:36px}
  .hero-copy{font-size:16px}
}


/* v5 fixed guest responsiveness */
.shell-guest{max-width:1320px}
.login-shell{max-width:1280px;margin:30px auto}
.login-layout{grid-template-columns:minmax(0,1.15fr) minmax(420px,.85fr)}
.hero-guest{grid-template-columns:minmax(0,1.2fr) minmax(360px,.8fr);padding:56px}
.login-card{padding:28px}
@media (min-width:1200px){.hero-title{font-size:64px}.hero-copy{font-size:19px}}
@media (max-width:980px){.hero-guest,.login-layout{grid-template-columns:1fr}.hero-guest{padding:28px}}
@media (max-width:760px){.login-shell{margin:14px auto}.hero-guest{min-height:auto}.hero-title{font-size:40px}.row.wrap .btn{width:100%}}


/* v7 package and responsive navigation */
.shell-auth{grid-template-columns:320px minmax(0,1fr);align-items:start}
.sidebar{position:sticky;top:84px;height:calc(100vh - 100px);overflow:auto;padding-right:4px}
.menu-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.menu-card{min-height:110px;align-items:flex-start;justify-content:space-between;flex-direction:column;padding:16px 14px}
.menu-icon{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:14px;background:linear-gradient(135deg,rgba(124,58,237,.14),rgba(6,182,212,.14));color:var(--brand1)}
.menu-icon svg{width:22px;height:22px}
.menu-card span:last-child{line-height:1.25}
.content{min-width:0}
@media (max-width:1180px){.shell-auth{grid-template-columns:1fr}.sidebar{position:relative;top:0;height:auto;overflow:visible;padding-right:0}.menu-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:760px){.topbar{padding:14px 16px;align-items:flex-start;flex-direction:column}.grid.cols-2,.grid.cols-3,.grid.cols-4,.quick-links{grid-template-columns:1fr}.menu-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.menu-card{min-height:96px;padding:14px}.shell{padding:14px}}

.btn-xs{padding:8px 12px;border-radius:12px;font-size:13px}
.topnav .btn{width:auto}
.auth-pop{position:fixed;inset:0;background:rgba(15,23,42,.45);display:none;align-items:center;justify-content:center;padding:18px;z-index:60}
.auth-pop.show{display:flex}
.auth-dialog{width:min(100%,520px);max-height:min(90vh,760px);overflow:auto;position:relative}
.auth-close{position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:999px;border:1px solid var(--line);background:var(--soft);font-size:22px;line-height:1;cursor:pointer}
.menu-card{cursor:pointer}
@media (max-width:760px){.topnav{width:100%;justify-content:space-between}.role-link{padding:9px 14px}.btn-xs{padding:8px 10px}}


/* v8 popup menu and overview order */
.menu-card-overview{order:-100}
.popup-body{background:var(--bg)}
.popup-page-wrap{max-width:1320px;margin:0 auto;padding:18px}
.popup-page-content{width:100%}
.menu-popup{position:fixed;inset:0;display:none;z-index:80}
.menu-popup.show{display:block}
.menu-popup-backdrop{position:absolute;inset:0;background:rgba(15,23,42,.58);backdrop-filter:blur(4px)}
.menu-popup-dialog{position:relative;z-index:1;width:min(96vw,1400px);height:min(92vh,900px);margin:4vh auto;background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}
.menu-popup-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);background:var(--soft)}
.menu-popup-frame{width:100%;height:calc(100% - 68px);border:0;background:var(--bg)}
body.menu-popup-open{overflow:hidden}
@media (max-width:760px){.menu-popup-dialog{width:min(100vw,100%);height:100vh;margin:0;border-radius:0}.menu-popup-bar{padding:12px}.menu-popup-frame{height:calc(100% - 62px)}}


/* professional redesign */
:root{
  --bg:#f4f7fb;
  --card:#ffffff;
  --soft:#f7f9fc;
  --text:#0f172a;
  --muted:#64748b;
  --line:rgba(148,163,184,.22);
  --shadow:0 18px 50px rgba(15,23,42,.08);
  --shadow-soft:0 10px 30px rgba(15,23,42,.06);
  --radius-xl:28px;
  --radius-lg:22px;
  --radius-md:18px;
}
body{background:
 radial-gradient(circle at top left, rgba(59,130,246,.08), transparent 26%),
 radial-gradient(circle at top right, rgba(16,185,129,.08), transparent 22%),
 linear-gradient(180deg,#f8fbff 0%,#f3f6fb 100%);
 color:var(--text)}
.topbar{max-width:1480px;margin:18px auto 0;border:1px solid var(--line);border-radius:26px;padding:18px 22px;background:rgba(255,255,255,.82);box-shadow:var(--shadow-soft)}
.brand strong{font-size:30px;letter-spacing:-.03em;display:block}.brand small{font-size:14px}
.logo{width:52px;height:52px;border-radius:18px;font-size:18px}
.shell{padding:22px 20px 30px}
.mobile-menu-hint{display:none}
.sidebar{padding:6px}
.menu-grid{gap:16px}
.menu-card{position:relative;overflow:hidden;min-height:120px;border-radius:24px;border:1px solid rgba(148,163,184,.18);background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(248,250,252,.95));box-shadow:var(--shadow-soft);padding:18px 16px;text-decoration:none}
.menu-card::before{content:'';position:absolute;inset:auto -20% -55% auto;width:120px;height:120px;border-radius:999px;background:radial-gradient(circle,rgba(59,130,246,.10),transparent 65%)}
.menu-card:hover{transform:translateY(-4px);border-color:rgba(59,130,246,.22);box-shadow:0 20px 40px rgba(15,23,42,.09)}
.menu-card.active{background:linear-gradient(135deg,rgba(59,130,246,.11),rgba(16,185,129,.10));border-color:rgba(59,130,246,.26)}
.menu-icon{width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,rgba(59,130,246,.14),rgba(16,185,129,.14));color:#2563eb;box-shadow:inset 0 1px 0 rgba(255,255,255,.5)}
.menu-card span:last-child{font-size:24px;line-height:1.1;letter-spacing:-.03em}
.menu-card-overview{order:-9999}
.card,.stat,.list-card,.hero,.menu-popup-dialog,.auth-dialog{border-radius:var(--radius-xl);border:1px solid rgba(148,163,184,.16);box-shadow:var(--shadow)}
.card{padding:26px;background:rgba(255,255,255,.94)}
.page-hero{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;background:linear-gradient(135deg,rgba(255,255,255,.98),rgba(239,246,255,.95));overflow:hidden}
.page-hero h1{font-size:42px;letter-spacing:-.04em;margin-bottom:8px}
.hero-premium{background:linear-gradient(135deg,rgba(255,255,255,.96),rgba(239,246,255,.94));padding:40px 42px}
.hero-copy-wrap{display:flex;flex-direction:column;gap:16px}
.eyebrow-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.hero-title{font-size:clamp(42px,5.4vw,78px);line-height:.98;max-width:760px;letter-spacing:-.05em}
.hero-copy{font-size:18px;max-width:680px}
.hero-stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:8px}.hero-stat-row.compact{min-width:460px;max-width:620px}
.hero-mini-stat,.soft-tile{background:rgba(255,255,255,.82);border:1px solid rgba(148,163,184,.16);border-radius:20px;padding:16px 18px;box-shadow:var(--shadow-soft)}
.hero-mini-stat strong,.soft-tile strong{display:block;font-size:16px}.hero-mini-stat span,.soft-tile span{display:block;margin-top:4px;font-size:13px;color:var(--muted)}
.hero-side-panel{display:flex;align-items:stretch}.glass-panel{backdrop-filter:blur(10px)}.feature-stack-card{height:100%}
.hero-feature-grid,.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.feature-card{min-height:170px;background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(248,250,252,.95))}
.section-block{margin-top:22px}.section-head h2{margin-top:4px}
.stats-grid-premium .stat{background:linear-gradient(180deg,#fff,#f8fbff);position:relative;overflow:hidden}.stat-premium::after{content:'';position:absolute;inset:auto -30px -30px auto;width:110px;height:110px;border-radius:999px;background:radial-gradient(circle,rgba(37,99,235,.10),transparent 70%)}
.stat b{font-size:40px;letter-spacing:-.04em}
.table-card,.summary-card-premium{min-height:100%}
.table-premium th{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#64748b}.table-premium tr:hover td{background:rgba(248,250,252,.85)}
.table td,.table th{padding:14px 12px}
input,select,textarea{padding:14px 16px;border-radius:18px;border:1px solid rgba(148,163,184,.24);background:#f8fafc;box-shadow:inset 0 1px 1px rgba(255,255,255,.8)}
input:focus,select:focus,textarea:focus{outline:none;border-color:rgba(37,99,235,.32);box-shadow:0 0 0 4px rgba(59,130,246,.10)}
.btn{padding:13px 18px;border-radius:16px;box-shadow:0 14px 24px rgba(37,99,235,.18)}
.btn.ghost{background:#f8fafc;border:1px solid rgba(148,163,184,.20);box-shadow:none}
.btn-xs{padding:9px 12px}
.badge{background:rgba(37,99,235,.10);color:#1d4ed8;padding:6px 11px;border-radius:999px}
.auth-pop{background:rgba(15,23,42,.56);backdrop-filter:blur(6px)}
.auth-dialog-premium{background:linear-gradient(180deg,rgba(255,255,255,.98),rgba(248,250,252,.96));padding:28px}
.auth-close{background:#fff;box-shadow:var(--shadow-soft)}
.menu-popup-dialog{background:linear-gradient(180deg,rgba(255,255,255,.99),rgba(248,250,252,.98));border-radius:28px}
.menu-popup-bar{background:linear-gradient(180deg,#fff,#f8fafc);padding:16px 20px}
.theme-dark{background:linear-gradient(180deg,#07111e,#0d1726);--card:rgba(15,23,42,.92);--soft:#142033;--line:rgba(255,255,255,.08);--text:#e5eefc;--muted:#9eb0c9;--shadow:0 22px 55px rgba(0,0,0,.28);--shadow-soft:0 16px 34px rgba(0,0,0,.22)}
.theme-dark .topbar,.theme-dark .card,.theme-dark .stat,.theme-dark .hero,.theme-dark .menu-popup-dialog,.theme-dark .auth-dialog{background:rgba(15,23,42,.88)}
.theme-dark input,.theme-dark select,.theme-dark textarea{background:#0f1b2e;color:#e5eefc}
.theme-sunset{background:linear-gradient(180deg,#180b1a,#241126);--card:rgba(37,17,39,.92);--soft:#311739;--line:rgba(255,255,255,.08);--text:#f8eef9;--muted:#e4c9eb;--shadow:0 22px 55px rgba(0,0,0,.28);--shadow-soft:0 16px 34px rgba(0,0,0,.22)}
.theme-sunset .topbar,.theme-sunset .card,.theme-sunset .stat,.theme-sunset .hero,.theme-sunset .menu-popup-dialog,.theme-sunset .auth-dialog{background:rgba(37,17,39,.9)}
.theme-sunset input,.theme-sunset select,.theme-sunset textarea{background:#311739;color:#f8eef9}
@media (max-width:1180px){
  .topbar{margin:14px 14px 0}
  .page-hero,.hero-guest{grid-template-columns:1fr;display:grid}
  .page-hero{align-items:start}
  .hero-stat-row.compact{min-width:0;max-width:none}
}
@media (max-width:760px){
  .topbar{padding:16px;border-radius:22px}
  .brand strong{font-size:24px}.brand small{max-width:240px;display:block}
  .shell{padding:14px}
  .mobile-menu-hint{display:block;padding:12px 14px;border:1px dashed rgba(59,130,246,.25);border-radius:16px;background:rgba(239,246,255,.8);color:#1e3a8a;font-size:13px}
  .menu-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .menu-card{min-height:112px;padding:14px}
  .menu-card span:last-child{font-size:19px}
  .page-hero h1{font-size:30px}
  .hero-premium{padding:22px}
  .hero-stat-row,.hero-feature-grid,.feature-grid{grid-template-columns:1fr}
  .grid.cols-2,.grid.cols-3,.grid.cols-4,.tile-grid,.quick-links{grid-template-columns:1fr}
  .row.wrap .btn,.topnav .btn{width:auto}
}

.count-pill{display:inline-flex;align-items:center;justify-content:center;min-width:24px;height:24px;padding:0 7px;border-radius:999px;background:#fee2e2;color:#b91c1c;font-size:12px;margin-left:8px;vertical-align:middle}
.responsive-stack{align-items:start}.compact-card{padding:20px}.search-inline{display:grid;grid-template-columns:180px 1fr auto;gap:12px}.stack-list{display:grid;gap:14px}.info-box,.vpn-order-card{background:linear-gradient(180deg,#fff,#f8fbff);border:1px solid rgba(148,163,184,.16);border-radius:22px;padding:18px;box-shadow:var(--shadow-soft)}
.info-box h3,.vpn-order-card h3{margin:0 0 4px;font-size:24px;letter-spacing:-.03em}.meta-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:12px 0}.meta-grid.dense{grid-template-columns:repeat(3,minmax(0,1fr))}.meta-label{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:4px}.status-dot-wrap{display:flex;align-items:center;gap:8px}.status-dot{width:16px;height:16px;border-radius:999px;display:inline-block}.status-dot.green,.big-status.green,.port-badge.green{background:#22c55e}.status-dot.red,.big-status.red,.port-badge.red{background:#ef4444}.big-status{width:42px;height:42px;border-radius:999px;box-shadow:0 0 0 8px rgba(34,197,94,.1)}.big-status.red{box-shadow:0 0 0 8px rgba(239,68,68,.12)}
.port-state-row{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0 10px}.port-badge{display:inline-flex;align-items:center;justify-content:center;min-width:82px;height:42px;border-radius:999px;color:#fff;font-weight:800}.port-toggle-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.port-card{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding:14px;border-radius:18px;background:#f8fbff;border:1px solid rgba(148,163,184,.16)}.port-card input{width:auto}.total-banner{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-radius:20px;background:linear-gradient(135deg,rgba(59,130,246,.10),rgba(16,185,129,.12));font-weight:800}.total-banner strong{font-size:28px}.soft-list{display:grid;gap:12px}.vpn-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.action-row{margin-top:10px}.toolbar-card{margin:16px 0}.compact-form .grid{gap:12px}
@media (max-width:900px){.search-inline{grid-template-columns:1fr}.meta-grid,.meta-grid.dense,.port-toggle-grid,.vpn-card-grid{grid-template-columns:1fr}.responsive-stack{grid-template-columns:1fr!important}.topnav{width:100%;justify-content:flex-start}.menu-card span:last-child{font-size:20px}}