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:root{--bg-dark:#173F35;--bg-dark2:#0E2620;--teal:#173F35;--green:#23AD37;--gold:#BC8C3D;--sky:#00A9E0;--sand:#E5F2EF;--sand-deep:#CCE6E0;--ink:#12322A;--muted:#55655F;--line:#B2D9D0;--card:#FFFFFF;--danger:#C83832;font-size:16px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--sand);color:var(--ink);font-family:IBM Plex Sans,sans-serif;min-height:100vh}html[dir=rtl] body{font-family:IBM Plex Sans Arabic,IBM Plex Sans,sans-serif}.mono{font-family:IBM Plex Mono,monospace;direction:ltr;display:inline-block}header{background:var(--bg-dark);color:#eaf5ee;padding:20px 32px;display:flex;align-items:center;justify-content:space-between;border-bottom:3px solid var(--gold);position:relative;overflow:hidden}header:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% -40%,rgba(0,169,224,.35),transparent 60%),radial-gradient(circle at 15% 140%,rgba(35,173,55,.3),transparent 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