:root{--bg-base:#fff;--bg-surface:#f9fafb;--text-main:#111827;--text-muted:#6b7280;--border-subtle:#e5e7eb;--font-family:"Inter", sans-serif;--radius-card:12px}[data-theme=dark]{--bg-base:#0f0f0f;--bg-surface:#1a1a1a;--text-main:#e5e5e5;--text-muted:#a3a3a3;--border-subtle:#333}[data-theme=reading]{--bg-base:#fdf6e3;--bg-surface:#f5e6c4;--text-main:#4a4a4a;--text-muted:#8a8a8a;--border-subtle:#eadcb6;--font-family:"Serif", "Georgia", serif}body{background-color:var(--bg-base);color:var(--text-main);font-family:var(--font-family);margin:0;padding:0;transition:background-color .3s,color .3s}.app-container{max-width:680px;margin:0 auto;padding:6rem 2rem}.header-area{justify-content:space-between;align-items:center;margin-bottom:4rem;display:flex}.post-card{background-color:var(--bg-surface);border-radius:var(--radius-card);border:1px solid var(--border-subtle);margin-bottom:1.5rem;padding:1.5rem;text-decoration:none;transition:all .3s;display:block}.post-card:hover{border-color:var(--text-muted);transform:translateY(-2px)}.post-date{color:var(--text-muted);margin-bottom:.4rem;font-family:monospace;font-size:.875rem}.post-title{color:var(--text-main);margin:0;font-size:1.25rem;font-weight:500}.cmd-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:9999;background:#0006;justify-content:center;align-items:flex-start;padding-top:15vh;display:flex;position:fixed;inset:0}.cmd-palette{background:var(--bg-base);border:1px solid var(--border-subtle);border-radius:16px;width:100%;max-width:600px;overflow:hidden;box-shadow:0 20px 40px #0003}.cmd-input{border:none;border-bottom:1px solid var(--border-subtle);width:100%;color:var(--text-main);background:0 0;outline:none;padding:1.5rem;font-size:1.25rem}.cmd-list{margin:0;padding:.5rem;list-style:none}.cmd-item{color:var(--text-muted);cursor:pointer;border-radius:8px;padding:1rem 1.5rem;transition:background .2s}.cmd-item:hover{background:var(--bg-surface);color:var(--text-main)}.reader-container{max-width:650px;margin:0 auto;padding:8rem 2rem 10rem}.reader-header{margin-bottom:4rem}.reader-title{color:var(--text-main);letter-spacing:-.02em;margin:0 0 1rem;font-size:2.5rem;font-weight:700;line-height:1.2}.reader-meta{color:var(--text-muted);font-family:monospace;font-size:.9rem}.ast-paragraph{color:var(--text-main);margin-bottom:1.8rem;font-size:1.125rem;line-height:1.8}.ast-heading-2{color:var(--text-main);margin:3rem 0 1.5rem;font-size:1.5rem;font-weight:600}.ast-quote{border-left:3px solid var(--border-subtle);color:var(--text-muted);margin:2rem 0;padding-left:1.5rem;font-style:italic}