:root{--brand:#7c3aed;--ink:#17151f;--muted:#6d6878;--line:#e8e5ed;--bg:#f7f6f9;--card:#fff;--green:#16a34a}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}.auth-page{min-height:100vh;display:grid;place-items:center;padding:30px;background:radial-gradient(circle at 20% 0,#ede9fe,transparent 40%),#f8f7fb}.auth-card{width:min(520px,100%);padding:42px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 25px 70px #30264a18}.brand-mark{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:var(--brand);color:#fff;font-weight:900}.eyebrow{color:var(--brand);font-size:.72rem;font-weight:800;letter-spacing:.12em}.auth-card .eyebrow{display:block;margin-top:24px}.auth-card h1{margin:8px 0;font-size:2rem}.auth-card p{color:var(--muted);line-height:1.6}.auth-card form{display:grid;gap:15px;margin-top:25px}.auth-card label{display:grid;gap:7px;font-size:.82rem;font-weight:700}.auth-card input{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:11px;outline:none}.auth-card input:focus{border-color:var(--brand);box-shadow:0 0 0 3px #7c3aed15}.auth-card button,.primary{border:0;border-radius:11px;background:var(--brand);color:#fff;padding:13px 18px;font-weight:800;cursor:pointer}.alert{padding:12px;border-radius:10px;background:#fee2e2;color:#991b1b;font-size:.85rem}.back{display:block;margin-top:22px;color:var(--muted);font-size:.85rem}.admin-body{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:20px 14px;background:#17151f;color:#ddd}.admin-brand{display:flex;align-items:center;gap:10px;padding:7px 10px 25px;color:#fff}.admin-brand span{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--brand);font-weight:900}.sidebar nav{display:grid;gap:4px}.sidebar nav a,.sidebar>div a{padding:10px 12px;border-radius:9px;font-size:.86rem}.sidebar nav a:hover,.sidebar nav a.active{background:#ffffff12;color:#fff}.sidebar>div{display:grid;gap:3px;margin-top:auto}.admin-main header{height:68px;display:flex;justify-content:flex-end;align-items:center;gap:12px;padding:0 34px;border-bottom:1px solid var(--line);background:#fff}.admin-main header div{display:grid;text-align:right}.admin-main header small{color:var(--muted)}#menuBtn{display:none;border:0;background:transparent;font-size:1.3rem}.admin-main section{padding:36px;max-width:1440px;margin:auto}.heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px}.heading h1{font-size:2rem;margin:8px 0}.heading p{margin:0;color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:30px 0}.stats article,.panel{padding:22px;border:1px solid var(--line);border-radius:16px;background:#fff}.stats span,.stats small{display:block;color:var(--muted);font-size:.78rem}.stats b{display:block;margin:12px 0;font-size:1.55rem}.grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.panel h2{margin-top:0;font-size:1.05rem}.tasks{display:grid}.tasks a{display:flex;gap:13px;padding:16px 0;border-top:1px solid var(--line)}.tasks i{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#ede9fe;color:var(--brand);font-style:normal;font-weight:800}.tasks span{display:grid;gap:4px}.tasks small{color:var(--muted)}.empty-chart{height:210px;display:flex;align-items:flex-end;gap:9px;padding-top:30px}.empty-chart>span{flex:1;border-radius:6px 6px 0 0;background:#ede9fe}.empty-chart>span:nth-child(1){height:25%}.empty-chart>span:nth-child(2){height:50%}.empty-chart>span:nth-child(3){height:35%}.empty-chart>span:nth-child(4){height:70%}.empty-chart>span:nth-child(5){height:45%}.empty-chart p{position:absolute;color:var(--muted);font-size:.78rem}@media(max-width:900px){.admin-body{grid-template-columns:1fr}.sidebar{position:fixed;z-index:10;left:-270px;width:250px;transition:.2s}.sidebar.open{left:0}.admin-main header{justify-content:space-between;padding:0 20px}#menuBtn{display:block}.admin-main section{padding:24px 18px}.stats{grid-template-columns:1fr 1fr}.grid{grid-template-columns:1fr}.heading{align-items:flex-start;flex-direction:column}}@media(max-width:520px){.auth-card{padding:28px 20px}.stats{grid-template-columns:1fr}.heading .primary{width:100%;text-align:center}}