:root{--ink:#172638;--muted:#718096;--line:#e4eaf0;--paper:#fff;--yellow:#ffd75e;--coral:#ff8b7b;--mint:#8dd9b8;--blue:#62aee8;--navy:#15283b;--shadow:0 16px 44px #1e395217}*{box-sizing:border-box}body{min-height:100vh;color:var(--ink);background:#f4f7fa;margin:0;font-family:Inter,SF Pro Display,Avenir Next,Segoe UI,sans-serif}button{font:inherit}.portal-shell{grid-template-columns:236px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{color:#fff;background:linear-gradient(#14283c,#102130);height:100vh;padding:28px 20px;position:sticky;top:0}.brand{letter-spacing:-.02em;align-items:center;gap:12px;margin:0 8px 34px;font-size:19px;font-weight:800;display:flex}.brand-mark{background:linear-gradient(145deg, #ffe98f, var(--yellow));width:42px;height:42px;color:var(--ink);border-radius:13px;place-items:center;display:grid;box-shadow:0 8px 20px #ffd75e33}nav{gap:7px;display:grid}.nav-item{color:#ffffff9e;cursor:pointer;text-align:left;background:0 0;border:0;border-radius:11px;align-items:center;gap:12px;width:100%;padding:12px 14px;transition:background .18s,color .18s,transform .18s;display:flex}.nav-item:hover{color:#fff;transform:translate(2px)}.nav-item.active{color:#fff;background:#7cc9eb21;box-shadow:inset 3px 0 #77d5ea}.nav-icon{text-align:center;width:24px}.server-pill{color:#ffffffbf;background:#ffffff12;border:1px solid #ffffff29;border-radius:14px;padding:13px;font-size:12px;position:absolute;bottom:24px;left:20px;right:20px}.server-pill strong{color:#fff;margin-bottom:5px;font-size:13px;display:block}.online-dot,.offline-dot{background:#70e6a2;border-radius:50%;width:8px;height:8px;margin-right:6px;display:inline-block}.offline-dot{background:#f2b94b}.portal-main{width:100%;min-width:0;max-width:1500px;margin:0 auto;padding:38px clamp(22px,4vw,58px) 64px}.topbar{justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px;display:flex}.eyebrow{color:var(--muted);text-transform:uppercase;letter-spacing:.16em;margin:0 0 7px;font-size:11px;font-weight:800}h1{letter-spacing:-.04em;margin:0;font-size:clamp(30px,4vw,43px);font-weight:750;line-height:1}.profile{align-items:center;gap:11px;display:flex}.profile-copy{text-align:right;font-size:13px}.profile-copy strong{font-size:14px;display:block}.avatar{border:1px solid var(--line);background:#fff;border-radius:13px;place-items:center;width:44px;height:44px;font-size:13px;font-weight:800;display:grid;box-shadow:0 5px 15px #19324a14}.hero{color:#fff;background:linear-gradient(120deg,#173b60 0%,#246a89 58%,#42a1a9 100%);border-radius:22px;grid-template-columns:1fr auto;gap:22px;min-height:232px;padding:clamp(28px,4vw,43px);display:grid;position:relative;overflow:hidden;box-shadow:0 22px 55px #1e4c692e}.hero:before,.hero:after{content:"";background:#ffffff14;border-radius:50%;position:absolute}.hero:before{width:150px;height:150px;top:-76px;right:30%}.hero:after{width:95px;height:95px;bottom:-30px;right:-25px}.hero-copy{z-index:1;max-width:570px;position:relative}.hero .eyebrow{color:#ffe486}.hero h2{letter-spacing:-.035em;margin:0 0 12px;font-size:clamp(26px,3vw,37px);font-weight:730}.hero p{color:#ffffffc2;max-width:540px;margin:0;font-size:15px;line-height:1.65}.hero-actions{flex-wrap:wrap;gap:10px;margin-top:25px;display:flex}.button{cursor:pointer;border:0;border-radius:10px;padding:11px 17px;font-weight:750;transition:transform .18s,box-shadow .18s}.button:hover{transform:translateY(-1px)}.button.primary{background:var(--yellow);color:var(--ink);box-shadow:0 7px 20px #ffd75e33}.button.secondary{color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffff14;border:1px solid #ffffff3d}.pet-card{z-index:1;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffff1c;border:1px solid #ffffff30;border-radius:19px;align-self:center;place-items:center;min-width:174px;padding:19px;display:grid;position:relative;box-shadow:inset 0 1px #ffffff24}.pet{filter:drop-shadow(0 7px 3px #19324a24);font-size:72px}.level{color:#fff;margin-top:5px;font-size:13px;font-weight:800}.xp{background:#ffffff2e;border-radius:99px;width:100%;height:6px;margin-top:10px;overflow:hidden}.xp span{border-radius:inherit;background:var(--coral);width:72%;height:100%;display:block}.section-heading{justify-content:space-between;align-items:baseline;margin:32px 2px 15px;display:flex}.section-heading h2{letter-spacing:-.025em;margin:0;font-size:20px}.text-action{color:var(--navy);cursor:pointer;background:0 0;border:0;padding:0;font-size:13px;font-weight:800}.stats{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;display:grid}.stat,.panel{border:1px solid var(--line);background:var(--paper);border-radius:16px;box-shadow:0 7px 24px #264b650b}.stat{padding:19px;transition:transform .18s,box-shadow .18s}.stat:hover{box-shadow:var(--shadow);transform:translateY(-2px)}.stat-icon{border-radius:12px;place-items:center;width:39px;height:39px;margin-bottom:14px;font-size:20px;display:grid}.stat:first-child .stat-icon{background:#e1f3ff}.stat:nth-child(2) .stat-icon{background:#e4f8ee}.stat:nth-child(3) .stat-icon{background:#fff0ed}.stat:nth-child(4) .stat-icon{background:#fff5c9}.stat strong{letter-spacing:-.04em;font-size:26px;display:block}.stat span{color:var(--muted);font-size:13px}.content-grid{grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:17px;display:grid}.panel{padding:24px}.panel h3{margin:0;font-size:17px}.subject{grid-template-columns:42px 1fr auto;align-items:center;gap:13px;margin-top:17px;display:grid}.subject-icon{background:#eef7fb;border-radius:13px;place-items:center;width:42px;height:42px;display:grid}.subject strong{margin-bottom:6px;font-size:14px;display:block}.progress{background:#edf1f3;border-radius:99px;height:7px;overflow:hidden}.progress span{border-radius:inherit;height:100%;display:block}.subject.math .progress span{background:var(--blue);width:84%}.subject.reading .progress span{background:var(--mint);width:66%}.subject.science .progress span{background:var(--coral);width:48%}.subject small{color:var(--muted);font-weight:700}.device{background:linear-gradient(145deg,#f7fafc,#eef6fa);border:1px solid #e7eef3;border-radius:13px;margin-top:18px;padding:17px}.device-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.device strong{font-size:14px;display:block}.device small{color:var(--muted)}.device-screen{border:3px solid var(--ink);background:#dff4ff;border-radius:8px;place-items:center;width:64px;height:38px;font-size:18px;display:grid;box-shadow:0 7px 14px #19324a1f}.sync{background:var(--yellow);width:100%;color:var(--ink);margin-top:15px}.device-note{color:var(--muted);margin:14px 3px 0;font-size:12px;line-height:1.5}.toast{z-index:5;background:var(--ink);color:#fff;box-shadow:var(--shadow);opacity:0;pointer-events:none;border-radius:13px;padding:13px 17px;transition:all .2s;position:fixed;bottom:24px;right:24px;transform:translateY(15px)}.toast.show{opacity:1;transform:translateY(0)}@media (max-width:900px){.portal-shell{grid-template-columns:76px minmax(0,1fr)}.sidebar{padding:24px 12px}.brand{justify-content:center;margin-inline:0}.brand span:last-child,.nav-item span:last-child,.server-pill{display:none}.nav-item{justify-content:center;padding-inline:8px}.stats{grid-template-columns:repeat(2,1fr)}.content-grid{grid-template-columns:1fr}}@media (max-width:640px){.portal-shell{display:block}.sidebar{z-index:4;width:auto;height:auto;box-shadow:var(--shadow);border-radius:17px;padding:8px;position:fixed;inset:auto 12px 12px}.brand,.server-pill{display:none}.sidebar nav{justify-content:space-around;display:flex}.nav-item{width:auto}.nav-item span:last-child{display:none}.portal-main{padding:24px 17px 104px}.profile-copy{display:none}.hero{grid-template-columns:1fr}.pet-card{display:none}.stats{grid-template-columns:1fr 1fr}.stat{padding:16px}.toast{text-align:center;bottom:92px;left:17px;right:17px}}