:root{--bg: #f7f8fb;--card: #ffffff;--accent: #2563eb;--text: #111827}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;color:var(--text);-webkit-font-smoothing:antialiased;background:url(/bg.png) no-repeat center center fixed;background-size:cover}.app-container{max-width:1100px;margin:24px auto;padding:20px}.site-header{background:var(--card);padding:12px 16px;border-radius:10px;box-shadow:0 2px 6px #1018280a;margin-bottom:16px}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{display:flex;align-items:center;gap:12px}.avatar{width:56px;height:56px;border-radius:999px;background:#e5e7eb;object-fit:cover}.brand-name{margin:0;font-size:18px}.brand-title{font-size:13px;color:#6b7280}.nav a{margin-left:12px;text-decoration:none;color:var(--accent)}.nav a.active{font-weight:700}.main-content{margin-top:16px}.hero{background:var(--card);padding:20px;border-radius:10px}.lead{color:#374151}.skill-list{margin-top:10px}.skill{display:inline-block;background:#eef2ff;color:#1e40af;padding:6px 10px;border-radius:999px;margin-right:8px;font-size:13px}.cards{display:flex;flex-wrap:wrap;gap:12px;margin-top:12px}.card{flex:1 1 240px;min-width:220px;background:linear-gradient(180deg,#fff,#f8fafc);padding:14px;border-radius:8px;border:1px solid #e6eef8}.project-card h3{margin:0 0 8px}.hero{margin-bottom:24px}.preview-projects{margin-top:8px;padding-top:8px}@media(max-width:720px){.hero{margin-bottom:16px}.preview-projects{margin-top:6px;padding-top:6px}}.preview-projects{background:var(--card);padding:16px;border-radius:10px;box-shadow:0 2px 6px #1018280a;margin-bottom:16px}.preview-projects>h3{margin-top:0;margin-bottom:8px;font-size:1.1rem}.preview-projects .cards{margin-top:12px}.about-page,.projects-page,.contact-page{background:var(--card);padding:16px;border-radius:10px;margin-bottom:12px}.contact-form label{display:block;margin-bottom:8px}.contact-form input,.contact-form textarea{width:100%;padding:8px;border-radius:6px;border:1px solid #e5e7eb}.site-footer{text-align:center;margin-top:12px;color:#6b7280}.about-page{background:transparent;padding:0}.about-card{background:var(--card);padding:16px;border-radius:10px;box-shadow:0 2px 6px #1018280a;margin-bottom:16px}.about-card h2,.about-card h3{margin-top:0}.skill-badge{display:inline-block;background:#eef2ff;color:#0f172a;padding:6px 10px;border-radius:999px;margin-right:8px;margin-bottom:8px;font-size:13px}.skill-category{margin-bottom:12px}.skill-category-title{display:block;margin-bottom:8px;font-weight:600}.thesis-link{color:var(--accent);text-decoration:none}.thesis-link:hover{text-decoration:underline}.thesis-title{font-weight:600;margin-bottom:6px}.muted{color:#6b7280}@media(max-width:720px){.about-card{padding:12px}.skill-badge{font-size:12px;padding:5px 8px}}@media(max-width:720px){.header-inner{flex-direction:column;align-items:flex-start}.cards{flex-direction:column}}.paper-block{background:var(--card);border:1px solid #e9eef8;border-radius:10px;padding:12px 14px;margin-bottom:12px;box-shadow:0 1px 2px #10182808;line-height:1.6}.paper-block--title .paper-title{font-size:1rem;font-weight:600;word-break:break-word;white-space:pre-wrap}.paper-block--links{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.paper-block--links a.thesis-link{text-decoration:none;padding:7px 12px;border-radius:8px;border:1px solid transparent;font-size:.95rem;color:var(--accent);background:linear-gradient(180deg,#2563eb0a,#2563eb05)}.paper-block--links a.thesis-link:hover{text-decoration:underline;box-shadow:0 1px 3px #2563eb14}.paper-block--links a[download]{color:#0f172a;background:transparent;border:1px solid rgba(15,23,42,.06)}.paper-block--heading{font-size:1.125rem;background:transparent;border:none;box-shadow:none;padding:0 12px;margin-bottom:6px;font-weight:700;color:inherit}.paper-block--para{background:linear-gradient(180deg,#fff,#fafbff);border-radius:8px;padding:10px 12px;margin-bottom:10px;border:1px solid #f0f4fb}.paper-block--para p{margin:0;font-size:.96rem;white-space:pre-wrap;color:var(--text)}.paper-block.muted{color:#6b7280;background:transparent;border:none;box-shadow:none;padding:0;margin-bottom:0}@media(max-width:720px){.paper-block{padding:10px;margin-bottom:10px}.paper-block--para{padding:8px 10px}.paper-block--links a.thesis-link{padding:6px 10px;font-size:.9rem}}