:root{
  --bg:#04140f;--surface:#08251c;--surface-2:#0b3025;--surface-3:#104334;
  --green:#19a978;--green-2:#42dca8;--gold:#d6b25e;--text:#f5faf7;
  --muted:#9cb0a8;--border:rgba(255,255,255,.09);--danger:#ff7474;
  --success:#43d49d;--shadow:0 24px 80px rgba(0,0,0,.35);--radius:22px
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:
radial-gradient(circle at 8% 0%,rgba(28,151,108,.2),transparent 32%),
linear-gradient(145deg,#020c09,#062018 55%,#03130f);color:var(--text)}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
[hidden]{display:none!important}
.login-shell{min-height:100vh;display:grid;place-items:center;padding:30px 18px}
.login-card{width:min(450px,100%);padding:38px;background:linear-gradient(180deg,rgba(15,58,46,.96),rgba(4,25,19,.98));border:1px solid var(--border);border-radius:30px;box-shadow:var(--shadow)}
.brand-mark{width:78px;height:78px;border-radius:24px;margin:0 auto 18px;display:grid;place-items:center;background:linear-gradient(145deg,#0c3d2e,#0a241c);border:1px solid rgba(214,178,94,.35);position:relative}
.brand-mark span{font-size:44px;color:var(--gold);transform:translate(-5px,-3px)}
.brand-mark i{position:absolute;font-style:normal;font-size:22px;color:var(--gold);transform:translate(14px,15px) rotate(45deg)}
.login-card h1{font-size:39px;text-align:center;margin:0 0 8px;color:var(--gold);letter-spacing:.04em}
.eyebrow{margin:0 0 7px;font-size:11px;font-weight:900;letter-spacing:.16em;color:var(--green-2)}
.center{text-align:center}
.intro{text-align:center;color:var(--muted);line-height:1.6;margin:0 0 28px}
label{display:block;margin:16px 0 7px;font-size:13px;font-weight:750;color:#d5e3de}
input,textarea,select{width:100%;padding:14px 15px;border-radius:14px;border:1px solid var(--border);background:#041812;color:var(--text);outline:none}
textarea{resize:vertical;line-height:1.5}
input:focus,textarea:focus,select:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(28,167,122,.13)}
.password-row{display:flex;gap:8px}
.password-row input{flex:1}
.eye-btn{width:48px;border:1px solid var(--border);border-radius:14px;background:#0a2a20;color:var(--gold)}
.primary-btn{border:0;border-radius:14px;padding:14px 18px;background:linear-gradient(135deg,var(--green),#0b7656);color:white;font-weight:850;box-shadow:0 12px 28px rgba(28,167,122,.2)}
.login-card .primary-btn{width:100%;margin-top:22px}
.primary-btn.small{padding:11px 15px;border-radius:12px}
.secondary-btn,.logout-btn,.menu-btn{border:1px solid var(--border);background:rgba(255,255,255,.03);color:#e0ebe7;border-radius:12px;padding:11px 14px}
.form-message{min-height:19px;font-size:13px;text-align:center;color:var(--danger);margin:13px 0 0}
.form-message.success{color:var(--success)}
.form-message.left{text-align:left;margin:0}
.app-shell{min-height:100vh;display:grid;grid-template-columns:270px 1fr}
.sidebar{position:sticky;top:0;height:100vh;padding:25px 18px;display:flex;flex-direction:column;background:rgba(3,20,15,.96);border-right:1px solid var(--border)}
.sidebar-brand{display:flex;gap:12px;align-items:center;padding:5px 9px 25px}
.sidebar-brand strong,.sidebar-brand small{display:block}
.sidebar-brand strong{color:var(--gold);letter-spacing:.09em}
.sidebar-brand small{color:var(--muted);margin-top:3px}
.mini-mark{width:43px;height:43px;display:grid;place-items:center;border-radius:14px;background:#0c382b;color:var(--gold);font-size:25px}
.nav-list{display:grid;gap:6px}
.nav-item{width:100%;display:flex;gap:13px;align-items:center;padding:12px 14px;border:0;border-radius:13px;background:transparent;color:#a9bbb4;text-align:left;font-weight:700}
.nav-item:hover,.nav-item.active{background:linear-gradient(90deg,rgba(28,167,122,.22),rgba(28,167,122,.06));color:white}
.logout-btn{width:100%;margin-top:auto}
.main-panel{min-width:0}
.topbar{min-height:96px;padding:20px 30px;display:flex;align-items:center;gap:18px;border-bottom:1px solid var(--border);background:rgba(3,20,15,.78);backdrop-filter:blur(14px);position:sticky;top:0;z-index:10}
.topbar h2{margin:0;font-size:25px}
.menu-btn{display:none}
.admin-chip{margin-left:auto;display:flex;align-items:center;gap:10px;padding:8px 11px;border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.025)}
.admin-chip strong,.admin-chip small{display:block}
.admin-chip small{color:var(--muted)}
.avatar{width:36px;height:36px;display:grid;place-items:center;border-radius:12px;background:#114b3a;color:var(--gold);font-weight:900}
.content-area{padding:30px}
.page-section{display:none}
.page-section.active{display:block}
.welcome-card{display:flex;justify-content:space-between;gap:24px;align-items:center;padding:28px;border-radius:var(--radius);background:linear-gradient(120deg,rgba(28,167,122,.2),rgba(214,178,94,.08)),var(--surface);border:1px solid var(--border)}
.welcome-card h3{font-size:27px;margin:0 0 10px}
.welcome-card p:last-child{color:var(--muted);margin:0;max-width:720px;line-height:1.6}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px;margin:19px 0}
.stat-card,.panel,.empty-state,.editor-card,.account-card,.offer-card{background:linear-gradient(180deg,rgba(11,48,38,.96),rgba(6,31,24,.96));border:1px solid var(--border);border-radius:var(--radius)}
.stat-card{padding:20px}
.stat-card span,.stat-card strong,.stat-card small{display:block}
.stat-card span{color:var(--muted);font-size:13px}
.stat-card strong{font-size:31px;margin:10px 0 4px;color:var(--gold)}
.stat-card small{color:#738a81}
.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.panel{padding:22px}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.panel h4{margin:0;font-size:18px}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.quick-grid button{border:1px solid var(--border);background:rgba(0,0,0,.13);color:#dfeae6;border-radius:13px;padding:15px;text-align:left}
.mini-offers{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mini-offers div{padding:16px;background:rgba(0,0,0,.13);border-radius:14px}
.mini-offers span,.mini-offers strong,.mini-offers small{display:block}
.mini-offers strong{font-size:24px;color:var(--gold);margin:7px 0 3px}
.mini-offers small{color:var(--muted)}
.section-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.section-heading h3{font-size:27px;margin:0}
.heading-actions{display:flex;gap:10px;align-items:center}
.heading-actions select{width:auto;min-width:190px;padding:11px 13px}
.language-tabs{display:flex;gap:8px;margin:0 0 16px;flex-wrap:wrap}
.language-tab{border:1px solid var(--border);background:#08271e;color:#aebfb9;border-radius:12px;padding:10px 14px;font-weight:750}
.language-tab.active{background:#155c45;color:white;border-color:rgba(66,220,168,.4)}
.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.editor-card{margin:0;padding:16px}
.editor-card.wide{grid-column:1/-1}
.editor-card>span{display:block;margin-bottom:9px;color:#d7e4df}
.save-bar{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:16px;padding:15px 0}
.empty-state{padding:58px 25px;text-align:center}
.empty-state>span{font-size:42px;color:var(--gold)}
.empty-state h4{font-size:21px;margin:14px 0 7px}
.empty-state p{color:var(--muted);margin:0}
.offer-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:760px}
.offer-card{padding:28px}
.offer-card span,.offer-card strong,.offer-card small{display:block}
.offer-card strong{font-size:38px;color:var(--gold);margin:14px 0 5px}
.offer-card small{color:var(--muted)}
.offer-card.featured{border-color:rgba(214,178,94,.42);box-shadow:0 18px 45px rgba(214,178,94,.08)}
.soft-note{color:var(--muted);margin-top:15px}
.account-card{max-width:700px;padding:24px}
.account-card .primary-btn{width:100%;margin-top:22px}
.separator{height:1px;background:var(--border);margin:22px 0}
.muted{color:var(--muted);line-height:1.6}
.field-help{display:block;color:#83978f;margin-top:8px}
.toast{position:fixed;right:20px;bottom:20px;z-index:100;background:#114b3a;color:white;border:1px solid rgba(66,220,168,.32);box-shadow:var(--shadow);border-radius:14px;padding:14px 17px;max-width:min(380px,calc(100vw - 40px))}
.toast.error{background:#562525;border-color:rgba(255,116,116,.4)}
button:disabled{opacity:.55;cursor:not-allowed}
@media(max-width:1050px){.stat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){
  .app-shell{grid-template-columns:1fr}
  .sidebar{position:fixed;left:-290px;z-index:30;width:270px;transition:left .24s ease;box-shadow:var(--shadow)}
  .sidebar.open{left:0}
  .menu-btn{display:block}
  .topbar{padding:16px 18px}
  .content-area{padding:18px}
  .panel-grid,.editor-grid{grid-template-columns:1fr}
  .editor-card.wide{grid-column:auto}
  .admin-chip div{display:none}
}
@media(max-width:560px){
  .login-card{padding:28px 20px}
  .stat-grid,.offer-grid{grid-template-columns:1fr}
  .welcome-card{display:block}
  .welcome-card .secondary-btn{margin-top:18px}
  .section-heading{align-items:flex-start;gap:13px;flex-direction:column}
  .heading-actions{width:100%;align-items:stretch;flex-direction:column}
  .heading-actions select,.heading-actions button{width:100%}
  .topbar h2{font-size:20px}
  .quick-grid,.mini-offers{grid-template-columns:1fr}
  .save-bar{align-items:stretch;flex-direction:column}
  .save-bar button{width:100%}
}