:root{--admin-bg:#0a0b0e;--admin-surface:#12131a;--admin-surface-hover:#1a1b26;--admin-border:hsla(0,0%,100%,.06);--admin-border-hover:hsla(0,0%,100%,.12);--admin-text:#e4e4e7;--admin-text-muted:#71717a;--admin-text-dim:#52525b;--admin-accent:#6366f1;--admin-accent-hover:#818cf8;--admin-accent-glow:rgba(99,102,241,.15);--admin-success:#22c55e;--admin-success-bg:rgba(34,197,94,.1);--admin-warning:#f59e0b;--admin-warning-bg:rgba(245,158,11,.1);--admin-danger:#ef4444;--admin-danger-bg:rgba(239,68,68,.1);--admin-gradient:linear-gradient(135deg,#6366f1,#8b5cf6,#a855f7);--admin-glass:rgba(18,19,26,.7);--admin-glass-border:hsla(0,0%,100%,.08);--admin-radius:12px;--admin-radius-lg:16px;--admin-radius-sm:8px;--admin-shadow:0 4px 24px rgba(0,0,0,.3);--admin-shadow-lg:0 8px 48px rgba(0,0,0,.5);--admin-font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe 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rgba(99,102,241,.25);color:var(--admin-accent-hover);font-size:.875rem;font-weight:700;letter-spacing:.02em}.admin-login-logo-text{font-size:1.375rem;font-weight:700;color:var(--admin-text);letter-spacing:-.02em}.admin-login-logo-text span{color:var(--admin-accent-hover);-webkit-text-fill-color:var(--admin-accent-hover)}.admin-login-eyebrow{text-align:center;color:var(--admin-text);font-size:1rem;font-weight:600;margin:0 0 .25rem}.admin-login-subtitle{text-align:center;color:var(--admin-text-muted);font-size:.875rem;margin-bottom:1.75rem}.admin-form-group{margin-bottom:1.25rem}.admin-form-label{display:block;font-size:.8125rem;font-weight:500;color:var(--admin-text-muted);margin-bottom:.5rem;letter-spacing:.03em;text-transform:uppercase}.admin-form-input-wrapper{position:relative}.admin-form-input{width:100%;padding:.8125rem .875rem;background:hsla(0,0%,100%,.02);border:1px solid var(--admin-border);border-radius:var(--admin-radius-sm);color:var(--admin-text);font-size:.9375rem;font-family:var(--admin-font);transition:border-color .15s ease,box-shadow .15s ease,background .15s ease;outline:none;box-sizing:border-box}.admin-form-input::-moz-placeholder{color:var(--admin-text-dim)}.admin-form-input::placeholder{color:var(--admin-text-dim)}.admin-form-input:focus{border-color:var(--admin-accent);box-shadow:0 0 0 3px var(--admin-accent-glow);background:hsla(0,0%,100%,.04)}.admin-btn-login{width:100%;padding:.8125rem 1.5rem;margin-top:.5rem;background:var(--admin-accent);border:none;border-radius:var(--admin-radius-sm);color:#fff;font-size:.9375rem;font-weight:600;font-family:var(--admin-font);cursor:pointer;transition:background .15s ease,opacity .15s ease}.admin-btn-login:hover:not(:disabled){background:var(--admin-accent-hover)}.admin-btn-login:disabled{opacity:.55;cursor:not-allowed}.admin-btn-back{width:100%;margin-top:.875rem;padding:.5rem;background:none;border:none;color:var(--admin-text-muted);font-size:.8125rem;font-family:var(--admin-font);cursor:pointer;transition:color .15s ease}.admin-btn-back:hover:not(:disabled){color:var(--admin-text)}.admin-btn-back:disabled{opacity:.5;cursor:not-allowed}.admin-btn-login-loading{display:inline-flex;align-items:center;gap:.5rem}.admin-spinner{width:18px;height:18px;border:2px solid hsla(0,0%,100%,.3);border-top-color:#fff;border-radius:50%;animation:admin-spin .6s linear infinite}@keyframes admin-spin{to{transform:rotate(1turn)}}.admin-error{padding:.75rem 1rem;background:var(--admin-danger-bg);border:1px solid rgba(239,68,68,.2);border-radius:var(--admin-radius-sm);color:var(--admin-danger);font-size:.8125rem;margin-bottom:1rem;display:flex;align-items:center;gap:.5rem;animation:admin-shake .4s ease}@keyframes admin-shake{0%,to{transform:translateX(0)}20%{transform:translateX(-8px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(2px)}}.admin-layout{display:flex;min-height:100vh;background:var(--admin-bg);font-family:var(--admin-font);color:var(--admin-text)}.admin-sidebar{width:260px;background:var(--admin-surface);border-right:1px solid var(--admin-border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform .3s ease}.admin-sidebar-header{padding:1.5rem;border-bottom:1px solid 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