:root{--navy:#071a2b;--navy2:#0b3559;--cyan:#44c9eb;--ink:#10283d;--muted:#6c8091;--line:#dce6ed;--canvas:#f3f6f8;--white:#fff;--shadow:0 12px 32px rgba(7,26,43,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--canvas);font-family:Inter,"Segoe UI",Arial,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(68,201,235,.4);outline-offset:3px}.sidebar{position:fixed;inset:0 auto 0 0;z-index:50;width:270px;display:flex;flex-direction:column;padding:28px 18px 20px;color:#fff;background:radial-gradient(circle at 20% 10%,rgba(41,187,231,.2),transparent 30%),linear-gradient(180deg,#06192b,#082642)}.brand{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding:0 10px 25px}.brand img{width:190px;height:50px;object-fit:contain;object-position:left center}.brand small{margin-left:2px;color:#64daf5;font-size:8px;font-weight:800;letter-spacing:4px}.sidebar nav{display:flex;flex-direction:column;gap:3px}.sidebar nav>small{margin:8px 12px;color:#7291aa;font-size:9px;font-weight:800;letter-spacing:1.4px}.sidebar nav a{min-height:49px;display:flex;align-items:center;gap:12px;padding:0 13px;color:#bbccda;border-radius:12px;font-size:13px;font-weight:700}.sidebar nav a:hover,.sidebar nav a.active{color:#fff;background:rgba(20,132,216,.18);box-shadow:inset 3px 0 var(--cyan)}.sidebar nav b{width:29px;height:29px;display:grid;place-items:center;color:#71d7ef;background:rgba(255,255,255,.06);border-radius:9px;font-size:8px}.side-support{display:flex;flex-direction:column;gap:3px;margin-top:auto;padding:14px;color:#fff;border:1px solid rgba(113,199,238,.17);border-radius:14px;background:rgba(255,255,255,.045);font-size:11px}.side-support span{color:#50d4f3}.page{min-height:100vh;margin-left:270px;padding:0 36px 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p{margin:0;color:var(--muted);font-size:12px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.cards.four{grid-template-columns:repeat(4,1fr)}.system-card{min-height:218px;display:flex;flex-direction:column;padding:20px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);transition:.18s ease}.system-card:hover{transform:translateY(-3px);border-color:#a8d7e5}.card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.card-top i{width:46px;height:46px;display:grid;place-items:center;color:#087eae;background:#e7f6fb;border-radius:13px;font-size:10px;font-style:normal;font-weight:900}.card-top small{padding:6px 7px;color:#668090;background:#f2f6f8;border-radius:7px;font-size:7px;font-weight:800;letter-spacing:.35px}.system-card h3{margin:21px 0 7px;font-size:17px}.system-card 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