:root{--blue:#0071ce;--deep:#073763;--green:#6abd45;--bg:#f4f7fb;--ink:#102033;--line:#dce8f4;--card:#fff;--shadow:0 18px 40px rgba(10,33,60,.1);--radius:20px}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}a{color:var(--blue);font-weight:800;text-decoration:none}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#edf8ff,#f3ffe9)}.login-card{width:min(420px,92%);background:#fff;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:2rem;display:grid;gap:1rem}.login-card img{width:92px;margin:auto}.login-card h1{text-align:center;margin:.2rem 0}.login-card p,.login-card small{text-align:center;color:#64748b}.login-card input,.admin-form input,.admin-form textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:.85rem 1rem;font:inherit;margin-top:.35rem}.admin-btn{display:inline-flex;justify-content:center;align-items:center;border:0;border-radius:999px;background:var(--blue);color:#fff!important;font-weight:900;padding:.8rem 1.15rem;cursor:pointer;box-shadow:0 10px 22px rgba(0,113,206,.2)}.admin-btn.secondary{background:#eaf3fb;color:var(--deep)!important;box-shadow:none}.alert{border-radius:16px;padding:1rem;margin-bottom:1rem}.alert-success{background:#e8f7e5;color:#245f18}.alert-danger{background:#ffe8e8;color:#8b1d1d}.admin-layout{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.admin-sidebar{background:linear-gradient(180deg,#073763,#041c36);color:#fff;padding:1.2rem;position:sticky;top:0;height:100vh}.admin-brand{display:flex;align-items:center;gap:.75rem;color:#fff!important;font-size:1.1rem;margin-bottom:1.3rem}.admin-brand img{width:54px}.admin-sidebar nav{display:grid;gap:.35rem}.admin-sidebar nav a{color:#dceeff;padding:.8rem .9rem;border-radius:14px}.admin-sidebar nav a:hover{background:rgba(255,255,255,.1);color:#fff}.admin-main{padding:1.5rem}.admin-topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.admin-topbar h1{margin:.1rem 0;font-size:2rem}.admin-topbar small{color:#64748b}.admin-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.5rem}.admin-cards article,.admin-panel{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius);padding:1.25rem}.admin-cards strong{display:block;font-size:2.3rem;color:var(--blue)}.admin-cards span{color:#64748b;font-weight:800}.admin-panel{margin-bottom:1.25rem}.admin-actions{display:flex;gap:.75rem;flex-wrap:wrap}.admin-form{display:grid;gap:1rem}.admin-form.two-cols{grid-template-columns:1fr 1fr}.admin-form .full{grid-column:1/-1}.admin-form label{font-weight:800}.admin-form textarea{resize:vertical}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:.9rem;border-bottom:1px solid var(--line);text-align:left}th{background:#f3f8fd;color:var(--deep)}.inline-form{display:inline-flex;gap:.3rem;margin-left:.5rem}.inline-form button{border:0;background:#ffe9e9;color:#8b1d1d;border-radius:999px;padding:.35rem .6rem;font-weight:800;cursor:pointer}.messages-list{display:grid;gap:1rem}.message-card{border:1px solid var(--line);border-radius:18px;padding:1rem;background:#fff}.message-card.unread{border-left:6px solid var(--green)}.message-card span{display:block;color:#64748b;font-size:.9rem;margin-top:.25rem}@media(max-width:920px){.admin-layout{grid-template-columns:1fr}.admin-sidebar{position:relative;height:auto}.admin-sidebar nav{grid-template-columns:repeat(2,1fr)}.admin-cards,.admin-form.two-cols{grid-template-columns:1fr}.admin-topbar{align-items:flex-start;flex-direction:column}}