:root{--orange:#F97316;--orange-dark:#EA580C;--soft:#FFF7ED;--ink:#1F2937;--muted:#6B7280;--line:#E5E7EB;--white:#fff}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:#F8FAFC}
a{color:inherit;text-decoration:none}.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 15% 15%,#FFEDD5 0,transparent 32%),#F8FAFC}
.auth-card{width:min(100%,440px);background:#fff;padding:42px;border:1px solid #F1F5F9;border-radius:22px;box-shadow:0 20px 60px #1F293710}
.brand-mark{width:48px;height:48px;border-radius:15px;background:var(--orange);color:white;display:grid;place-items:center;font-size:27px;font-weight:850;box-shadow:0 8px 20px #F9731633}
.eyebrow{font-size:11px;letter-spacing:1.7px;font-weight:800;color:var(--orange);margin:22px 0 8px}
h1{font-size:29px;letter-spacing:-.8px;margin:0 0 8px}.muted{color:var(--muted);line-height:1.6;font-size:14px}
label{display:block;font-size:13px;font-weight:700;margin:22px 0 8px}input{width:100%;height:48px;border:1px solid var(--line);border-radius:10px;padding:0 13px;font:inherit;outline:none}input:focus{border-color:var(--orange);box-shadow:0 0 0 3px #F9731618}
button{cursor:pointer;font:inherit}.auth-card form button{margin-top:24px;width:100%;height:49px;border:0;border-radius:10px;background:var(--orange);color:white;font-weight:750}.auth-card form button:hover{background:var(--orange-dark)}
.auth-card form button span{float:right;margin-right:12px}.forgot,.back-link{display:block;text-align:center;color:var(--orange-dark);font-size:13px;font-weight:700;margin-top:20px}.footer-note{text-align:center;color:#9CA3AF;font-size:12px;margin:34px 0 0}.alert{background:#FEF2F2;color:#B91C1C;border:1px solid #FECACA;border-radius:9px;padding:11px;font-size:13px;margin:18px 0}
.app-page{min-height:100vh;display:flex}.sidebar{width:250px;background:white;border-right:1px solid var(--line);padding:25px 17px;display:flex;flex-direction:column;min-height:100vh}
.side-brand{display:flex;align-items:center;gap:11px;font-size:15px;font-weight:850;letter-spacing:.5px;padding:0 8px 35px}.side-brand small{font-size:9px;color:var(--muted);letter-spacing:2px}.brand-mark.small{width:38px;height:38px;font-size:21px;border-radius:12px}
.nav-caption{font-size:10px;color:#9CA3AF;font-weight:800;letter-spacing:1.4px;padding:0 12px 12px}.nav-link{padding:12px;border-radius:9px;color:#4B5563;font-size:13px;margin-bottom:5px}.nav-link.active{background:var(--soft);color:var(--orange-dark);font-weight:800}.nav-link.disabled{opacity:.55;cursor:default}.nav-link small{display:block;padding:4px 0 0 25px;font-size:10px}.sidebar-bottom{margin-top:auto;color:#9CA3AF;font-size:11px;padding:15px 10px}
.main-area{flex:1;min-width:0}.topbar{height:76px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 34px;font-size:13px}.admin-menu{display:flex;align-items:center;gap:10px;font-weight:700}.admin-menu small{display:block;color:var(--muted);font-size:10px;font-weight:500;margin-top:3px}.avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--soft);color:var(--orange-dark);font-weight:800}.logout-btn{border:1px solid var(--line);background:white;border-radius:8px;padding:8px 12px;margin-left:10px;font-size:12px}
.content{padding:35px;max-width:1400px;margin:auto}.content .eyebrow{margin-top:0}.content h1{font-size:30px}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px;margin:30px 0}.stat-card{background:white;border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:0 5px 20px #1F293706}.stat-card span,.stat-card small{display:block;color:var(--muted);font-size:12px}.stat-card strong{display:block;font-size:31px;margin:12px 0 6px}.welcome-panel{border-radius:18px;background:linear-gradient(110deg,#FFF7ED,#fff);border:1px solid #FED7AA;padding:28px;display:flex;justify-content:space-between;align-items:center}.welcome-panel h2{font-size:23px;margin:7px 0}.welcome-panel p{color:#6B7280;font-size:13px}.panel-symbol{font-size:65px;font-weight:900;color:#FDBA74;padding:0 30px}
@media(max-width:850px){.sidebar{width:205px}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.content{padding:25px}}
@media(max-width:600px){.sidebar{display:none}.topbar{padding:0 16px}.content{padding:22px 16px}.auth-card{padding:30px 23px}.stats-grid{gap:10px}.stat-card{padding:16px}.stat-card strong{font-size:25px}.welcome-panel{padding:20px}.panel-symbol{font-size:42px;padding:0}}