:root{--ac-navy-50: #eaf0fa;--ac-navy-100: #c9d6ec;--ac-navy-200: #95a8cc;--ac-navy-300: #5f7aab;--ac-navy-400: #2f4f89;--ac-navy-500: #103568;--ac-navy-600: #08245a;--ac-navy-700: #041f4f;--ac-navy-800: #021a47;--ac-navy-900: #001a41;--ac-cyan-50: #e6f8fe;--ac-cyan-100: #bfebfc;--ac-cyan-200: #8fddf8;--ac-cyan-300: #4fcaf3;--ac-cyan-400: #1fbaee;--ac-cyan-500: #00aeef;--ac-cyan-600: #0094cc;--ac-cyan-700: #007aab;--ac-green-50: #e9fbef;--ac-green-100: #c2f4d2;--ac-green-200: #8fe9ae;--ac-green-300: #56d886;--ac-green-400: #2fc668;--ac-green-500: #22c55e;--ac-green-600: #18a24b;--ac-green-700: #117c39;--ac-bg: #f6f8fb;--ac-soft: #eef2f7;--ac-line: #e2e8f0;--ac-line-strong: #cbd5e1;--ac-muted: #64748b;--ac-ink: #0b1530;--ac-ink-soft: #1f2a44;--ac-white: #ffffff;--ac-amber: #f59e0b;--ac-amber-soft: #fef3c7;--ac-red: #ef4444;--ac-red-soft: #fee2e2;--ac-gradient: linear-gradient(135deg, #00aeef 0%, #22c55e 100%);--ac-gradient-soft: linear-gradient(135deg, #e6f8fe 0%, #e9fbef 100%);--ac-s1: 4px;--ac-s2: 8px;--ac-s3: 12px;--ac-s4: 16px;--ac-s5: 24px;--ac-s6: 32px;--ac-s7: 48px;--ac-s8: 64px;--ac-s9: 96px;--ac-r-xs: 4px;--ac-r-sm: 8px;--ac-r-md: 12px;--ac-r-lg: 16px;--ac-r-xl: 24px;--ac-r-pill: 9999px;--ac-sh-xs: 0 1px 2px rgba(0, 26, 65, .06);--ac-sh-sm: 0 2px 6px rgba(0, 26, 65, .07), 0 1px 2px rgba(0, 26, 65, .05);--ac-sh-md: 0 8px 24px rgba(0, 26, 65, .09), 0 2px 6px rgba(0, 26, 65, .06);--ac-sh-lg: 0 18px 48px rgba(0, 26, 65, .14), 0 4px 12px rgba(0, 26, 65, .08);--ac-sh-xl: 0 32px 80px rgba(0, 26, 65, .2);--ac-glow-cyan: 0 8px 24px rgba(0, 174, 239, .32);--ac-glow-green: 0 8px 24px rgba(34, 197, 94, .3);--ac-font-display: "Space Grotesk", system-ui, sans-serif;--ac-font-body: "Inter", system-ui, sans-serif;--ac-font-mono: "JetBrains Mono", ui-monospace, 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var(--ac-navy-900)}.ac-logo-mark:before{top:0;left:0;border-right:none;border-bottom:none}.ac-logo-mark:after{bottom:0;right:0;border-left:none;border-top:none}.ac-logo-mark>span{position:absolute;inset:8px;background:var(--ac-gradient);border-radius:3px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:5px 18px;font-family:var(--ac-font-body);font-weight:500;font-size:14px;border-radius:var(--ac-r-sm);border:1px solid transparent;transition:all .15s ease;white-space:nowrap;cursor:pointer}.btn-navy{background:var(--ac-navy-900);color:#fff}.btn-navy:hover{background:var(--ac-navy-700)}.btn-cyan{background:var(--ac-cyan-500);color:#fff;box-shadow:var(--ac-glow-cyan)}.btn-cyan:hover{background:var(--ac-cyan-600)}.btn-gradient{background:var(--ac-gradient);color:#fff;box-shadow:var(--ac-glow-green);font-weight:600}.btn-gradient:hover{filter:brightness(1.05)}.btn-ghost{background:#fff;color:var(--ac-ink);border:1px solid var(--ac-line)}.btn-ghost:hover{background:var(--ac-soft);border-color:var(--ac-line-strong)}.btn-text{background:transparent;color:var(--ac-navy-900);padding:8px 12px}.btn-text:hover{background:var(--ac-soft)}.btn-danger{background:#fff;color:var(--ac-red);border:1px solid var(--ac-red-soft)}.btn-danger:hover{background:var(--ac-red-soft)}.btn-sm{padding:6px 12px;font-size:13px;min-height:32px}.btn-lg{padding:14px 22px;font-size:16px;min-height:48px}.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.input{width:100%;padding:10px 14px;font-size:14px;background:#fff;border:1px solid var(--ac-line);border-radius:var(--ac-r-sm);color:var(--ac-ink);transition:border-color .15s,box-shadow .15s;outline:none}.input:focus{border-color:var(--ac-cyan-500);box-shadow:0 0 0 3px #00aeef26}.label{display:block;font-family:var(--ac-font-display);font-weight:600;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ac-muted);margin-top:15px;margin-bottom:5px;line-height:1.2}.card{background:#fff;border:1px solid var(--ac-line);border-radius:var(--ac-r-lg);box-shadow:var(--ac-sh-sm);transition:all .2s}.card-hover:hover{transform:translateY(-2px);box-shadow:var(--ac-sh-md);border-color:var(--ac-cyan-200)}.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;font-size:12px;font-weight:500;border-radius:var(--ac-r-pill);background:var(--ac-soft);color:var(--ac-ink-soft)}.chip-cyan{background:var(--ac-cyan-50);color:var(--ac-cyan-700)}.chip-green{background:var(--ac-green-50);color:var(--ac-green-700)}.chip-amber{background:var(--ac-amber-soft);color:#92400e}.chip-gradient{background:var(--ac-gradient);color:#fff}.h-hero{font-family:var(--ac-font-display);font-weight:700;font-size:56px;line-height:1.04;letter-spacing:-.03em}.h-display{font-family:var(--ac-font-display);font-weight:700;font-size:44px;line-height:1;letter-spacing:-.025em}.h-headline{font-family:var(--ac-font-display);font-weight:600;font-size:32px;line-height:1.15;letter-spacing:-.02em}.h-title{font-family:var(--ac-font-display);font-weight:600;font-size:24px;line-height:1.3;letter-spacing:-.01em}.h-subtitle{font-family:var(--ac-font-body);font-weight:500;font-size:20px;line-height:1.45}.t-eyebrow{font-family:var(--ac-font-display);font-weight:600;font-size:11px;line-height:1;letter-spacing:.08em;text-transform:uppercase;color:var(--ac-muted)}.t-mono{font-family:var(--ac-font-mono)}.t-muted{color:var(--ac-muted)}.qr-frame{position:relative}.qr-frame:before,.qr-frame:after{content:"";position:absolute;width:16px;height:16px;border:2px solid var(--ac-navy-900)}.qr-frame:before{top:0;left:0;border-right:none;border-bottom:none}.qr-frame:after{bottom:0;right:0;border-left:none;border-top:none}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--ac-line);border-radius:10px;border:2px solid var(--ac-bg)}::-webkit-scrollbar-thumb:hover{background:var(--ac-line-strong)}@keyframes ac-fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.ac-fade-in{animation:ac-fade-in .25s ease-out}@media print{body{background:#fff}.no-print{display:none!important}@page{size:4in 6in;margin:0}}.grade-view-toggle{display:flex;background:var(--ac-line, #e2e8f0);border:1px solid var(--ac-line-strong, #cbd5e1);border-radius:10px;padding:2px;gap:3px}.grade-view-btn{display:flex;align-items:center;justify-content:center;width:29px;height:25px;border:none;border-radius:7px;background:transparent;color:var(--ac-navy-700, #041f4f);cursor:pointer;transition:background .15s,color .15s}.grade-view-btn:hover{background:#0fb3ee;color:#fff}.grade-view-btn--active{background:var(--ac-green-500, #22c55e);color:#fff;box-shadow:0 2px 8px #22c55e4d}