:root{
  --bg:#05070a;
  --panel:rgba(12,16,22,.78);
  --panel-2:rgba(16,22,29,.85);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --text:#f5f7fb;
  --muted:#95a2b3;
  --red:#ff2336;
  --red-2:#b40415;
  --blue:#23b9ff;
  --green:#35d07f;
  --shadow:0 24px 70px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,Arial,sans-serif;overflow-x:hidden}
a{text-decoration:none;color:inherit}
.bg-scene{position:fixed;inset:0;z-index:-1;overflow:hidden;background:radial-gradient(circle at 20% 15%,rgba(255,35,54,.18),transparent 28%),radial-gradient(circle at 88% 18%,rgba(35,185,255,.14),transparent 24%),linear-gradient(180deg,#05070a,#091018 48%,#05070a)}
.orb{position:absolute;display:block;border-radius:50%;filter:blur(60px);opacity:.45}
.orb-red{width:420px;height:420px;left:-120px;top:-90px;background:rgba(255,35,54,.28)}
.orb-blue{width:360px;height:360px;right:-80px;top:80px;background:rgba(35,185,255,.22)}
.grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.25),rgba(0,0,0,.9) 30%,rgba(0,0,0,.95));opacity:.65}
.scanline{position:absolute;left:-15%;right:-15%;top:22%;height:1px;background:linear-gradient(90deg,transparent,rgba(35,185,255,.65),transparent);box-shadow:0 0 18px rgba(35,185,255,.45);animation:scan 12s linear infinite}
@keyframes scan{0%{transform:translateY(0)}100%{transform:translateY(70vh)}}

.neon-panel{
  background:linear-gradient(180deg,rgba(15,20,27,.82),rgba(10,14,20,.9));
  border:1px solid var(--line);
  box-shadow:var(--shadow), inset 0 0 0 1px rgba(255,255,255,.02), 0 0 0 1px rgba(255,35,54,.04);
  backdrop-filter:blur(16px);
  position:relative;
}
.neon-panel::after{
  content:"";
  position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  box-shadow:inset 0 0 26px rgba(255,255,255,.015),0 0 26px rgba(255,35,54,.06);
}
.eyebrow{display:inline-block;font-size:11px;font-weight:900;letter-spacing:.18em;color:#ff5b67;text-transform:uppercase}
.admin-top{max-width:1500px;margin:18px auto 0;min-height:82px;border-radius:24px;padding:0 22px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:52px;height:52px;object-fit:contain;border-radius:14px}
.brand strong{display:block;font-size:16px}
.brand span{display:block;margin-top:3px;font-size:12px;color:var(--muted)}
.top-actions{display:flex;gap:10px}
.admin-main{max-width:1500px;margin:0 auto;padding:22px}
.hero-admin{display:flex;align-items:end;justify-content:space-between;gap:20px;padding:22px 4px 10px}
.hero-admin h1{font-size:clamp(34px,4vw,58px);letter-spacing:-.05em;line-height:1.02;margin:10px 0 8px}
.hero-admin p{max-width:760px;color:var(--muted);font-size:16px;line-height:1.7;margin:0}
.quick-links{display:flex;flex-wrap:wrap;gap:10px}
.chip-link{padding:11px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.09);background:rgba(255,255,255,.035);font-size:13px;font-weight:700}
.chip-link:hover{border-color:rgba(35,185,255,.4);box-shadow:0 0 20px rgba(35,185,255,.08)}
.notice,.alert{margin:12px 0 18px;padding:15px 18px;border-radius:16px;font-weight:700}
.notice{background:rgba(53,208,127,.12);border:1px solid rgba(53,208,127,.22);color:#cdf6df}
.alert{background:rgba(255,35,54,.14);border:1px solid rgba(255,35,54,.22);color:#ffd5d8}

.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
.stat-card{padding:20px;border-radius:24px}
.stat-card span{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#99a7b7}
.stat-card strong{display:block;font-size:42px;line-height:1;margin:12px 0 8px}
.stat-card small{color:var(--muted)}

.admin-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(320px,.75fr);gap:18px;align-items:start}
.admin-left,.admin-right{display:grid;gap:18px}
.admin-card{padding:22px;border-radius:26px}
.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:18px}
.section-head h2{font-size:28px;line-height:1.05;margin:10px 0 8px}
.section-head p{margin:0;color:var(--muted);line-height:1.6}

.grid-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.grid-form .full{grid-column:1/-1}
label{display:flex;flex-direction:column;gap:8px}
label span{font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#dbe3ec}
input,textarea{
  width:100%;padding:14px 15px;border-radius:16px;border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.025));
  color:#fff;outline:none;font:inherit;
}
textarea{min-height:110px;resize:vertical}
input:focus,textarea:focus{
  border-color:rgba(35,185,255,.5);
  box-shadow:0 0 0 4px rgba(35,185,255,.08), 0 0 18px rgba(35,185,255,.08);
}
small{color:#8fa0b1}
.checkbox-wrap{gap:10px}
.switch-group{display:grid;gap:10px}
.toggle{
  display:flex;align-items:center;gap:12px;padding:13px 14px;border-radius:16px;
  border:1px solid var(--line);background:rgba(255,255,255,.03)
}
.toggle input{width:18px;height:18px;accent-color:var(--red);padding:0}
.upload-box{
  padding:14px;border-radius:18px;border:1px dashed rgba(255,255,255,.18);
  background:rgba(255,255,255,.02)
}
.form-actions{display:flex;justify-content:flex-start;gap:12px;margin-top:6px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 18px;border:none;border-radius:16px;
  color:#fff;font-weight:800;cursor:pointer;font:inherit;transition:.22s;
}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:linear-gradient(180deg,var(--red),var(--red-2));box-shadow:0 10px 28px rgba(255,35,54,.22)}
.btn.primary.glow{box-shadow:0 10px 28px rgba(255,35,54,.24), 0 0 28px rgba(255,35,54,.12)}
.btn.ghost{background:rgba(255,255,255,.04);border:1px solid var(--line-strong)}
.btn.danger{background:linear-gradient(180deg,#441217,#2b0b10);border:1px solid rgba(255,35,54,.18)}
.btn.small{min-height:40px;padding:0 14px;border-radius:14px}
.btn.tiny{min-height:40px;padding:0 14px;border-radius:14px;font-size:14px}

.preview-card h2,.tips-card h2{font-size:24px;line-height:1.05;margin:10px 0 14px}
.preview-media{
  border-radius:20px;overflow:hidden;min-height:250px;
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.02));
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center
}
.preview-media img{width:100%;display:block;object-fit:cover}
.preview-empty{padding:30px;color:var(--muted);text-align:center}
.preview-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:16px 0 8px}
.pill,.category-tag{
  display:inline-flex;align-items:center;padding:8px 11px;border-radius:999px;
  background:rgba(35,185,255,.1);border:1px solid rgba(35,185,255,.18);
  color:#d9f5ff;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase
}
.preview-meta strong{font-size:15px}
.preview-card p,.tips-card p{color:var(--muted);line-height:1.7}
.tips-list{padding-left:18px;margin:0}
.tips-list li{margin:0 0 10px;color:#d9e2ec;line-height:1.6}
.tips-list li::marker{color:#ff4d5a}

.items-list{display:grid;gap:14px}
.admin-item{
  display:grid;grid-template-columns:110px 1fr auto;gap:16px;align-items:center;
  padding:14px;border-radius:22px;border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.02));
}
.thumb-wrap{width:110px;height:110px;border-radius:18px;overflow:hidden;background:#0a0e13;border:1px solid var(--line)}
.thumb-wrap img{width:100%;height:100%;object-fit:cover;display:block}
.item-info h3{margin:8px 0 8px;font-size:24px;line-height:1.08}
.item-info p{margin:0 0 8px;color:var(--muted)}
.item-info small{display:block}
.item-top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.price-mini{font-size:14px;color:#fff}
.item-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.item-actions form{margin:0}
.icon-btn{
  width:42px;height:42px;border-radius:14px;border:1px solid var(--line-strong);
  background:rgba(255,255,255,.04);color:#fff;font-size:18px;cursor:pointer
}
.icon-btn:hover{border-color:rgba(35,185,255,.35);box-shadow:0 0 20px rgba(35,185,255,.08)}

.login-body{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.login-wrap{width:min(520px,100%)}
.login-card{border-radius:28px;padding:28px}
.login-brand{display:flex;gap:16px;align-items:center;margin-bottom:18px}
.login-brand img{width:72px;height:72px;object-fit:contain;border-radius:18px}
.login-brand small{display:block;color:#ff6670;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.login-brand h1{margin:5px 0;font-size:34px;line-height:1}
.login-brand p{margin:0;color:var(--muted)}
.login-form{display:grid;gap:14px;margin-top:14px}

@media (max-width:1180px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .admin-layout{grid-template-columns:1fr}
}
@media (max-width:760px){
  .admin-top{margin:0;border-radius:0;padding:14px 16px;min-height:auto}
  .top-actions{gap:8px}
  .admin-main{padding:16px}
  .hero-admin{padding-top:12px;flex-direction:column;align-items:flex-start}
  .grid-form{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
  .admin-item{grid-template-columns:1fr}
  .thumb-wrap{width:100%;height:220px}
  .item-actions{justify-content:flex-start}
  .section-head{flex-direction:column}
  .brand span{max-width:220px}
}


/* V4 additions */
:root{--panel-neon:#ff2438;--panel-neon-rgb:255,36,56;--panel-neon-intensity:7}
.pulse-neon-admin{position:relative;isolation:isolate;overflow:hidden}
.pulse-neon-admin::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(var(--panel-neon-rgb),0),rgba(var(--panel-neon-rgb),.85),rgba(255,255,255,.22),rgba(var(--panel-neon-rgb),1));-webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;animation:adminNeonPulse 2.6s ease-in-out infinite;box-shadow:0 0 calc(8px + var(--panel-neon-intensity)*2px) rgba(var(--panel-neon-rgb),.22)}
@keyframes adminNeonPulse{0%,100%{opacity:.72;filter:brightness(1)}50%{opacity:1;filter:brightness(1.15)}}
.btn.primary{background:linear-gradient(180deg,var(--panel-neon),color-mix(in srgb, var(--panel-neon) 65%, black));box-shadow:0 10px 28px rgba(var(--panel-neon-rgb),.22)}
.chip-link:hover,.icon-btn:hover,input:focus,textarea:focus{border-color:rgba(var(--panel-neon-rgb),.44);box-shadow:0 0 0 4px rgba(var(--panel-neon-rgb),.08),0 0 18px rgba(var(--panel-neon-rgb),.08)}
.eyebrow,.login-brand small{color:var(--panel-neon)}
.form-block{padding:16px;border-radius:20px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.015))}
.block-title{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin:0 0 14px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.08)}
.inner-grid{margin:0}
.align-end{align-items:end}
.neon-preview-wrap{display:flex;flex-direction:column;justify-content:center;gap:10px;padding:10px 0}
.neon-preview{height:74px;border-radius:18px;background:linear-gradient(135deg,rgba(255,255,255,.06),rgba(255,255,255,.02))}
.double-toggle{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.admin-card .section-head{padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.07)}
.preview-card,.tips-card{position:sticky;top:100px}
@media (max-width:1180px){.preview-card,.tips-card{position:static}.double-toggle{grid-template-columns:1fr}}