@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/archivo-vietnamese-500-normal-k0drYPZA.woff2) format("woff2"),url(/assets/archivo-vietnamese-500-normal-7W3lD2kQ.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/archivo-latin-ext-500-normal-RFhg4CpD.woff2) format("woff2"),url(/assets/archivo-latin-ext-500-normal-D7mXw3Kz.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/archivo-latin-500-normal-CGugC8dq.woff2) format("woff2"),url(/assets/archivo-latin-500-normal-pkzA7jw9.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/archivo-vietnamese-600-normal-anCjMumA.woff2) format("woff2"),url(/assets/archivo-vietnamese-600-normal-C8xBVdfP.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/archivo-latin-ext-600-normal-Dm61iqcg.woff2) format("woff2"),url(/assets/archivo-latin-ext-600-normal-D7uErJuz.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/archivo-latin-600-normal-3BBy0ZsW.woff2) format("woff2"),url(/assets/archivo-latin-600-normal-DwYieO8P.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/archivo-vietnamese-700-normal-nuAQAQa7.woff2) format("woff2"),url(/assets/archivo-vietnamese-700-normal-Bz2vkKqq.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/archivo-latin-ext-700-normal-DD_nkw6b.woff2) format("woff2"),url(/assets/archivo-latin-ext-700-normal-CgyfnKjw.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/archivo-latin-700-normal-D9cHMWGj.woff2) format("woff2"),url(/assets/archivo-latin-700-normal-lT5TFe7H.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:400;src:url(/assets/source-sans-3-cyrillic-ext-400-normal-BwJdxs7r.woff2) format("woff2"),url(/assets/source-sans-3-cyrillic-ext-400-normal-Cd63HKDh.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:400;src:url(/assets/source-sans-3-cyrillic-400-normal-DjhbW-4D.woff2) format("woff2"),url(/assets/source-sans-3-cyrillic-400-normal-7kQcAFpS.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:400;src:url(/assets/source-sans-3-greek-ext-400-normal-CpIwTHMM.woff2) format("woff2"),url(/assets/source-sans-3-greek-ext-400-normal-BI1kUwmR.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:400;src:url(/assets/source-sans-3-greek-400-normal-DZReXJla.woff2) format("woff2"),url(/assets/source-sans-3-greek-400-normal-DJm9Ud5h.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:400;src:url(/assets/source-sans-3-vietnamese-400-normal-CwtaIDr2.woff2) format("woff2"),url(/assets/source-sans-3-vietnamese-400-normal-dYp9C364.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:400;src:url(/assets/source-sans-3-latin-ext-400-normal-UNsKFIBq.woff2) format("woff2"),url(/assets/source-sans-3-latin-ext-400-normal-BGPHfnm_.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:400;src:url(/assets/source-sans-3-latin-400-normal-DQi5PRDE.woff2) format("woff2"),url(/assets/source-sans-3-latin-400-normal-AFMiCETP.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:600;src:url(/assets/source-sans-3-cyrillic-ext-600-normal-6AhwUnSr.woff2) format("woff2"),url(/assets/source-sans-3-cyrillic-ext-600-normal-uAL1a5gb.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:600;src:url(/assets/source-sans-3-cyrillic-600-normal-BnFu5nHC.woff2) format("woff2"),url(/assets/source-sans-3-cyrillic-600-normal-y-RO8wOd.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:600;src:url(/assets/source-sans-3-greek-ext-600-normal-DynePNDL.woff2) format("woff2"),url(/assets/source-sans-3-greek-ext-600-normal-D7vJ4nVX.woff) format("woff");unicode-range:U+1F00-1FFF}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:600;src:url(/assets/source-sans-3-greek-600-normal-BSO157bq.woff2) format("woff2"),url(/assets/source-sans-3-greek-600-normal-BNF9LBpG.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:600;src:url(/assets/source-sans-3-vietnamese-600-normal-B2sTNYey.woff2) format("woff2"),url(/assets/source-sans-3-vietnamese-600-normal-DpSexF-T.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:600;src:url(/assets/source-sans-3-latin-ext-600-normal-AEyhgUpm.woff2) format("woff2"),url(/assets/source-sans-3-latin-ext-600-normal-Wy7HIzqC.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:"Source Sans 3";font-style:normal;font-display:swap;font-weight:600;src:url(/assets/source-sans-3-latin-600-normal-DeckBYAU.woff2) format("woff2"),url(/assets/source-sans-3-latin-600-normal-BvDVuF-j.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-cyrillic-ext-400-normal-xuaO2J-f.woff2) format("woff2"),url(/assets/ibm-plex-mono-cyrillic-ext-400-normal-DMdlQ8Kv.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-cyrillic-400-normal-BSMlKf0J.woff2) format("woff2"),url(/assets/ibm-plex-mono-cyrillic-400-normal-CEL4l2ZJ.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-vietnamese-400-normal-BulugwFq.woff2) format("woff2"),url(/assets/ibm-plex-mono-vietnamese-400-normal-DDuiU_S-.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-latin-ext-400-normal-BmRBH3aV.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-ext-400-normal-D3D2R8hC.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-latin-400-normal-DMJ8VG8y.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-400-normal-CvHOgSBP.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-cyrillic-ext-500-normal-BqneJy0T.woff2) format("woff2"),url(/assets/ibm-plex-mono-cyrillic-ext-500-normal-BIfNGwUT.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-cyrillic-500-normal-Bq9vWWag.woff2) format("woff2"),url(/assets/ibm-plex-mono-cyrillic-500-normal-Ael50iVv.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-vietnamese-500-normal-DZ4AoWbu.woff2) format("woff2"),url(/assets/ibm-plex-mono-vietnamese-500-normal-C8zxqsMH.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-latin-ext-500-normal-CAhNIIs5.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-ext-500-normal-CZ70TYgx.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-latin-500-normal-DSY6xOcd.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-500-normal-CB9ihrfo.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--paper: #f6f8fa;--surface: #ffffff;--ink: #16222e;--muted: #5c6b7a;--line: #d9e1e8;--line-strong: #b9c6d1;--steel: #3b6ea5;--steel-soft: #e3ecf5;--accent: #e8590c;--accent-soft: #fdeee4;--danger: #c0392b;--ok: #2e7d4f;--shadow: 0 1px 2px rgba(22, 34, 46, .06), 0 8px 24px rgba(22, 34, 46, .08);--shadow-lift: 0 2px 4px rgba(22, 34, 46, .08), 0 16px 40px rgba(22, 34, 46, .14);--radius: 6px;--font-display: "Archivo", sans-serif;--font-body: "Source Sans 3", sans-serif;--font-mono: "IBM Plex Mono", monospace}[data-theme=dark]{color-scheme:dark;--paper: #10161d;--surface: #18212b;--ink: #dde6ee;--muted: #8a99a8;--line: #2a3642;--line-strong: #3c4c5c;--steel: #6fa3dc;--steel-soft: #1d2c3c;--accent: #ff7a33;--accent-soft: #36231a;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .45);--shadow-lift: 0 2px 4px rgba(0, 0, 0, .5), 0 16px 40px rgba(0, 0, 0, .55)}*{box-sizing:border-box}html{scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}button{font:inherit;cursor:pointer}input,textarea,select{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.page{max-width:1060px;margin:0 auto;padding:0 20px 80px}.nav{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--paper) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}.nav-inner{max-width:1060px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;gap:12px}.nav-name{font-family:var(--font-display);font-weight:700;font-size:17px;letter-spacing:.01em;margin-right:auto;white-space:nowrap}.nav-name small{display:block;font-family:var(--font-mono);font-weight:400;font-size:10.5px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}.nav-links{display:flex;gap:2px}.nav-links a{color:var(--muted);text-decoration:none;font-size:13.5px;padding:6px 9px;border-radius:var(--radius)}.nav-links a:hover{color:var(--ink);background:var(--surface)}.btn{border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);border-radius:var(--radius);padding:6px 12px;font-size:13.5px;transition:border-color .15s,background .15s}.btn:hover{border-color:var(--steel)}.btn-primary{background:var(--steel);border-color:var(--steel);color:#fff}.btn-primary:hover{filter:brightness(1.08)}.btn-danger{color:var(--danger);border-color:var(--danger);background:transparent}.btn-ghost{border-color:transparent;background:transparent;color:var(--muted)}.btn-ghost:hover{color:var(--ink);background:var(--surface);border-color:var(--line)}.btn-icon{padding:6px 9px;line-height:1}.btn-sm{padding:3px 8px;font-size:12.5px}.lan-toggle{font-family:var(--font-mono);font-size:12px;letter-spacing:.05em}.hero{padding:44px 0 8px}.hero h1{font-family:var(--font-display);font-weight:700;font-size:clamp(30px,5vw,44px);line-height:1.08;letter-spacing:-.015em;margin:0 0 8px}.hero p{color:var(--muted);max-width:640px;margin:0;font-size:17px}.timeline-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 10px;margin:28px 0 8px;box-shadow:var(--shadow);overflow-x:auto}.timeline-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0 0 10px;display:flex;gap:16px;flex-wrap:wrap}.tl-legend{display:inline-flex;align-items:center;gap:5px}.tl-swatch{width:14px;height:8px;border-radius:2px;display:inline-block}.timeline-svg{display:block;min-width:640px;width:100%}.tl-bar{cursor:pointer;transition:opacity .15s}.tl-bar:hover{opacity:.75}.section{margin-top:44px;scroll-margin-top:64px}.section-head{display:flex;align-items:baseline;gap:12px;border-bottom:2px solid var(--ink);padding-bottom:6px;margin-bottom:16px}.section-head h2{font-family:var(--font-display);font-weight:600;font-size:21px;letter-spacing:.005em;margin:0}.section-count{font-family:var(--font-mono);font-size:12px;color:var(--muted)}.section-head .btn{margin-left:auto}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:14px}.card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;cursor:pointer;display:flex;flex-direction:column;gap:6px}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift);border-color:var(--line-strong);z-index:25}.card-dates{font-family:var(--font-mono);font-size:12px;color:var(--steel);letter-spacing:.02em;display:flex;align-items:center;gap:8px}.card-docicon{color:var(--muted);font-size:12px;margin-left:auto}.card h3{font-family:var(--font-display);font-weight:600;font-size:16.5px;line-height:1.3;margin:0}.card-sub{color:var(--muted);font-size:13.5px}.card-desc{font-size:14px;color:var(--ink);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.chip{display:inline-block;font-size:12px;padding:1px 8px;background:var(--steel-soft);color:var(--steel);border-radius:99px;font-weight:600}.chip-row{display:flex;flex-wrap:wrap;gap:5px;margin-top:2px}.chip-plain{background:transparent;border:1px solid var(--line);color:var(--muted);font-weight:400}.preview{position:absolute;left:8px;right:8px;top:calc(100% + 6px);z-index:20;background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow-lift);font-size:13.5px;color:var(--ink);opacity:0;transform:translateY(-4px);pointer-events:none;transition:opacity .18s ease .25s,transform .18s ease .25s}@media(hover:hover)and (pointer:fine){.card:hover .preview{opacity:1;transform:translateY(0)}}.preview-hint{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-top:8px}.preview p{margin:0 0 6px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#0a10168c;display:flex;align-items:flex-start;justify-content:center;padding:5vh 16px;overflow-y:auto}.modal{background:var(--paper);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow-lift);width:100%;max-width:760px;padding:22px 24px 24px;margin-bottom:5vh}.modal-sm{max-width:420px}.modal-head{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px}.modal-head h3{font-family:var(--font-display);font-size:20px;font-weight:600;margin:0;line-height:1.25}.modal-head .mono-sub{font-family:var(--font-mono);font-size:12px;color:var(--steel)}.modal-close{margin-left:auto}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:18px}.modal-actions .btn-danger{margin-right:auto}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px 18px;margin:10px 0}.detail-grid .full{grid-column:1 / -1}.dt{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:8px}.dd{font-size:14.5px;white-space:pre-wrap}.dd a{color:var(--steel)}.linked-list{list-style:none;margin:4px 0 0;padding:0}.linked-list li{padding:4px 0;border-bottom:1px dashed var(--line);font-size:14px}.linked-list li:last-child{border-bottom:none}.linked-list button{background:none;border:none;padding:0;color:var(--steel);text-decoration:underline;text-underline-offset:3px;font-size:14px}.course{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:8px;background:var(--surface)}.course-head{width:100%;display:flex;gap:10px;align-items:baseline;text-align:left;background:none;border:none;padding:9px 12px;color:var(--ink)}.course-head .code{font-family:var(--font-mono);font-size:12px;color:var(--steel);min-width:70px}.course-head .meta{margin-left:auto;font-family:var(--font-mono);font-size:11.5px;color:var(--muted);white-space:nowrap}.course-body{padding:0 12px 10px;font-size:13.5px;color:var(--muted);white-space:pre-wrap}.subpart{border-top:1px dashed var(--line);padding:6px 0}.f-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}.f-row .full{grid-column:1 / -1}.f-field label{display:block;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:3px}.f-field input,.f-field textarea,.list-editor input,.doc-upload input[type=text]{width:100%;background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--radius);padding:7px 10px;font-size:14px;color:var(--ink)}.f-field textarea{min-height:84px;resize:vertical}.f-field input:focus,.f-field textarea:focus,.list-editor input:focus{border-color:var(--steel);outline:none}.list-editor{margin-bottom:10px}.list-editor .le-row{display:flex;gap:6px;margin-bottom:6px}.list-editor .le-row input{flex:1}.fieldset{border:1px solid var(--line);border-radius:var(--radius);padding:12px;margin-bottom:12px;background:var(--surface)}.fieldset>legend{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:0 6px}.assignment-picker{display:grid;grid-template-columns:1fr 1fr;gap:4px}.assignment-picker label{display:flex;gap:8px;align-items:center;font-size:13.5px;padding:4px 6px;border-radius:var(--radius);cursor:pointer}.assignment-picker label:hover{background:var(--steel-soft)}.doc-list{list-style:none;padding:0;margin:6px 0}.doc-list li{display:flex;align-items:center;gap:10px;padding:6px 0;border-bottom:1px dashed var(--line);font-size:14px}.doc-list .doc-meta{font-family:var(--font-mono);font-size:11px;color:var(--muted);margin-left:auto;white-space:nowrap}.doc-upload{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:8px}.doc-upload input[type=text]{background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--radius);padding:6px 10px;font-size:13.5px}.toast{position:fixed;bottom:22px;left:50%;transform:translate(-50%);z-index:80;background:var(--ink);color:var(--paper);border-radius:99px;padding:9px 20px;font-size:14px;box-shadow:var(--shadow-lift)}.toast.err{background:var(--danger);color:#fff}.login-form .f-row{grid-template-columns:1fr}.printview{max-width:800px;margin:0 auto;padding:32px 24px}.printview h1{font-family:var(--font-display);font-size:30px;margin:0}.printview .pv-contact{font-family:var(--font-mono);font-size:12px;color:var(--muted);margin:4px 0 24px}.printview h2{font-family:var(--font-display);font-size:17px;border-bottom:1.5px solid var(--ink);padding-bottom:3px;margin:26px 0 10px}.pv-entry{margin-bottom:14px;break-inside:avoid}.pv-line1{display:flex;gap:12px;align-items:baseline}.pv-line1 strong{font-size:15px}.pv-line1 .pv-dates{font-family:var(--font-mono);font-size:11.5px;color:var(--steel);margin-left:auto;white-space:nowrap}.pv-sub{font-size:13px;color:var(--muted)}.pv-desc{font-size:13.5px;margin:3px 0 0}.pv-toolbar{display:flex;gap:8px;margin-bottom:20px}@media print{.nav,.pv-toolbar,.toast{display:none!important}body{background:#fff;color:#000}.printview{padding:0;max-width:none}:root{--steel: #1d4f80;--muted: #444;--ink: #000;--line: #999}}@media(max-width:640px){.nav-inner{flex-wrap:wrap;gap:8px;padding:8px 14px}.section{scroll-margin-top:112px}.nav-links{order:3;width:100%;overflow-x:auto}.hero{padding-top:28px}.cards,.detail-grid,.f-row,.assignment-picker{grid-template-columns:1fr}.overlay{padding:0;align-items:stretch}.modal{border-radius:0;min-height:100vh;margin-bottom:0}}
