/* cedricbeau.com — homepage mockup (offline preview) */
:root{
  --bg:#07090f; --bg-2:#0c1119; --panel:#101723; --panel-2:#141d2b;
  --line:#1e2a3b; --line-2:#2a3a52;
  --text:#e6edf5; --muted:#93a1b5; --dim:#5f6e83;
  --cyan:#2ee6d6; --cyan-soft:rgba(46,230,214,.14);
  --magenta:#ff4fd8; --magenta-soft:rgba(255,79,216,.14);
  --mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",sans-serif;
  --radius:10px; --maxw:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased;
  background-image:
    linear-gradient(rgba(46,230,214,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(46,230,214,.035) 1px,transparent 1px);
  background-size:44px 44px;}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.mono{font-family:var(--mono)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:780px}

/* language toggle: hide non-active languages */
html[data-lang="fr"] [data-l]:not([data-l="fr"]),
html[data-lang="en"] [data-l]:not([data-l="en"]),
html[data-lang="zh"] [data-l]:not([data-l="zh"]){display:none!important}
html[data-lang="zh"] body{line-height:1.85}
/* 简/繁 variant toggle (only within zh) */
html[data-zv="s"] [data-zv="t"],
html[data-zv="t"] [data-zv="s"]{display:none!important}
.zh-variant{margin-left:-14px}
.zh-variant button{font-family:var(--sans);font-size:14px;padding:7px 11px}
.zh-variant button[aria-pressed="true"]{background:var(--magenta);color:#14040f;box-shadow:0 0 14px rgba(255,79,216,.45)}

/* subtle scanlines */
.scanlines{pointer-events:none;position:fixed;inset:0;z-index:100;opacity:.35;
  background:repeating-linear-gradient(to bottom,transparent 0 2px,rgba(0,0,0,.18) 2px 3px)}
@media (prefers-reduced-motion:reduce){.blink{animation:none!important}html{scroll-behavior:auto}}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,9,15,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:64px}
.logo{font-family:var(--mono);font-weight:700;font-size:17px;color:var(--text);letter-spacing:.02em}
.logo:hover{text-decoration:none}
.logo-bracket{color:var(--cyan)} .logo-dot{color:var(--magenta)}
.main-nav{display:flex;gap:22px;margin-left:auto;font-family:var(--mono);font-size:14px;text-transform:uppercase;letter-spacing:.06em}
.main-nav a{color:var(--muted)} .main-nav a:hover{color:var(--cyan);text-decoration:none}
.lang-switch{display:flex;border:1px solid var(--line-2);border-radius:8px;overflow:hidden}
.lang-switch button{font:600 13px var(--mono);background:transparent;color:var(--muted);border:0;padding:8px 12px;cursor:pointer;letter-spacing:.05em}
.lang-switch button+button{border-left:1px solid var(--line-2)}
.lang-switch button:hover{color:var(--text);background:var(--panel)}
.lang-switch button[aria-pressed="true"]{color:var(--bg);background:var(--cyan);box-shadow:0 0 14px rgba(46,230,214,.45)}
.lang-switch button:focus-visible,.btn:focus-visible,a:focus-visible{outline:2px solid var(--magenta);outline-offset:2px}

/* hero */
.hero{position:relative;padding:88px 0 72px;overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:-20% -10% auto auto;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,230,214,.16),transparent 62%);filter:blur(10px)}
.hero::after{content:"";position:absolute;left:-180px;bottom:-260px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,79,216,.12),transparent 62%)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.35fr 1fr;gap:56px;align-items:center}
.kicker{font:500 13px var(--mono);color:var(--cyan);text-transform:uppercase;letter-spacing:.14em;margin:0 0 18px}
.blink{animation:blink 1.1s steps(1) infinite;color:var(--magenta)}
@keyframes blink{50%{opacity:0}}
.hero-name{font-family:var(--mono);font-weight:800;font-size:clamp(44px,7vw,84px);line-height:1.02;margin:0 0 22px;letter-spacing:-.02em;
  text-shadow:0 0 28px rgba(46,230,214,.25)}
.hero-sub{font-size:clamp(18px,2.1vw,23px);color:var(--text);max-width:34em;margin:0 0 18px;line-height:1.5}
.hero-sub .sep{color:var(--magenta);padding:0 .2em}
.hero-langs{color:var(--dim);font-size:13px;letter-spacing:.2em;margin-bottom:30px}
.hero-langs span{color:var(--line-2)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;font:600 14px var(--mono);padding:12px 20px;border-radius:8px;letter-spacing:.03em;transition:.15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--cyan);color:#041014;box-shadow:0 0 22px rgba(46,230,214,.35)}
.btn-ghost{border:1px solid var(--line-2);color:var(--text)} .btn-ghost:hover{border-color:var(--magenta);color:var(--magenta)}

.portrait{margin:0;justify-self:center;width:100%;max-width:340px}
.portrait-frame{position:relative;aspect-ratio:5/6;border:1px solid var(--line-2);border-radius:14px;padding:10px;background:var(--bg-2)}
.portrait-placeholder,.portrait-img{width:100%;height:100%;border-radius:8px;object-fit:cover}
.portrait-media{position:relative;width:100%;height:100%;border-radius:8px;overflow:hidden;background:#0a0f18}
.portrait-img{object-position:50% 30%;filter:saturate(.9) contrast(1.05) brightness(.95)}
.portrait-tint{position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(46,230,214,.10),rgba(7,9,15,0) 35%,rgba(7,9,15,.0) 60%,rgba(7,9,15,.65)),
             linear-gradient(135deg,rgba(46,230,214,.12),rgba(255,79,216,.12));mix-blend-mode:normal}
.portrait-tint::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(to bottom,transparent 0 3px,rgba(0,0,0,.12) 3px 4px)}
.portrait-frame{box-shadow:0 0 0 1px rgba(46,230,214,.08),0 0 40px rgba(46,230,214,.12),0 20px 50px rgba(0,0,0,.5)}
.portrait-placeholder{position:relative;display:flex;align-items:flex-end;justify-content:center;overflow:hidden;
  background:linear-gradient(160deg,#122033,#0a0f18 70%)}
.portrait-placeholder svg{width:82%;fill:rgba(46,230,214,.12);stroke:rgba(46,230,214,.5);stroke-width:1.2}
.portrait-label{position:absolute;z-index:2;top:14px;left:14px;font-size:12px;color:var(--cyan);border:1px dashed rgba(46,230,214,.5);padding:3px 8px;border-radius:4px;text-transform:uppercase;letter-spacing:.1em;background:rgba(7,9,15,.6)}
.corner{position:absolute;width:18px;height:18px;border:2px solid var(--cyan)}
.corner.tl{top:-2px;left:-2px;border-right:0;border-bottom:0;border-top-left-radius:14px}
.corner.tr{top:-2px;right:-2px;border-left:0;border-bottom:0;border-top-right-radius:14px}
.corner.bl{bottom:-2px;left:-2px;border-right:0;border-top:0;border-bottom-left-radius:14px;border-color:var(--magenta)}
.corner.br{bottom:-2px;right:-2px;border-left:0;border-top:0;border-bottom-right-radius:14px;border-color:var(--magenta)}
.portrait figcaption{font-size:11px;color:var(--dim);text-align:center;margin-top:12px;letter-spacing:.12em}

/* sections */
.section{padding:84px 0}
.section-alt{background:linear-gradient(180deg,rgba(16,23,35,.6),rgba(7,9,15,0));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-title{font-family:var(--mono);font-size:clamp(24px,3vw,32px);font-weight:700;margin:0 0 30px;letter-spacing:-.01em}
.prompt{color:var(--magenta);margin-right:.35em;font-weight:500}
.section-intro{color:var(--muted);margin:-14px 0 32px;max-width:46em}
.bio p{margin:0 0 1.15em;color:#d6dfea}
.bio p:first-child{font-size:1.12em;color:var(--text)}
.bio p:first-child::first-letter{color:var(--cyan)}

/* social cards */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.social-card{display:flex;gap:14px;align-items:center;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);color:var(--text);transition:.18s}
.social-card:hover{text-decoration:none;border-color:var(--cyan);box-shadow:0 0 0 1px var(--cyan-soft),0 8px 28px rgba(0,0,0,.4);transform:translateY(-2px)}
.social-card.secondary{background:var(--bg-2)}
.social-icon{flex:none;width:44px;height:44px;border-radius:9px;display:grid;place-items:center;background:var(--panel-2);border:1px solid var(--line-2)}
.social-icon svg{width:22px;height:22px;fill:var(--cyan)}
.social-card.yt .social-icon svg{fill:#ff4d4d}
.social-meta{min-width:0}
.social-name{font-weight:650;line-height:1.3}
.social-handle{font:13px var(--mono);color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tag{display:inline-block;font:600 10.5px var(--mono);letter-spacing:.08em;padding:2px 6px;border-radius:4px;margin-left:6px;vertical-align:2px;border:1px solid var(--line-2);color:var(--muted)}
.tag.fr{color:var(--cyan);border-color:rgba(46,230,214,.4)}
.tag.en{color:#a5b4fc;border-color:rgba(165,180,252,.4)}
.tag.zh{color:var(--magenta);border-color:rgba(255,79,216,.4)}

/* news */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px}
.news-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);overflow:hidden;transition:.18s}
.news-card:hover{border-color:var(--line-2);transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.45)}
.news-card.featured{grid-column:span 2}
.thumb{position:relative;display:block;aspect-ratio:16/9;background:linear-gradient(135deg,#0f2133,#1a0f24);overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.thumb:hover img{transform:scale(1.03)}
.thumb .thumb-fallback{position:absolute;inset:0;display:grid;place-items:center;font:600 13px var(--mono);color:var(--dim);letter-spacing:.1em}
.thumb img+.thumb-fallback{z-index:-1}
.play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:64px;height:44px;border-radius:12px;background:rgba(7,9,15,.78);border:1px solid rgba(46,230,214,.6);display:grid;place-items:center;box-shadow:0 0 22px rgba(46,230,214,.35)}
.play::after{content:"";border-left:16px solid var(--cyan);border-top:10px solid transparent;border-bottom:10px solid transparent;margin-left:4px}
.duration{position:absolute;right:8px;bottom:8px;font:600 12px var(--mono);background:rgba(0,0,0,.8);padding:2px 6px;border-radius:4px;color:#fff}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font:12px var(--mono);color:var(--dim);text-transform:uppercase;letter-spacing:.06em}
.badge{padding:2px 7px;border-radius:4px;font-weight:600}
.badge.video{background:var(--cyan-soft);color:var(--cyan)}
.badge.text{background:var(--magenta-soft);color:var(--magenta)}
.news-title{font-size:19px;line-height:1.4;margin:0;font-weight:650}
.news-title a{color:var(--text)} .news-title a:hover{color:var(--cyan);text-decoration:none}
.news-summary{margin:0;color:var(--muted);font-size:15.5px;line-height:1.65}
.news-card.text-only{border-left:3px solid var(--magenta);background:linear-gradient(180deg,var(--panel),var(--bg-2))}
.news-card.text-only .news-body{padding:24px 24px 22px}
.also{margin-top:auto;padding-top:10px;border-top:1px dashed var(--line);font:12.5px var(--mono);color:var(--dim)}
.also a{margin-left:6px}

/* footer */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);padding:48px 0 28px;margin-top:20px}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:28px}
.footer-tag{color:var(--muted);margin:8px 0 0;font-size:15px;max-width:30em}
.footer-links{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(180px,auto));gap:8px 28px;font-size:14.5px}
.footer-links a{color:var(--muted)} .footer-links a:hover{color:var(--cyan)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:space-between;margin-top:36px;padding-top:20px;border-top:1px solid var(--line);font-size:12.5px;color:var(--dim)}

/* responsive */
@media (max-width:900px){
  .hero{padding:56px 0 52px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .portrait{max-width:260px;order:-1}
  .news-card.featured{grid-column:auto}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{padding:0 18px}
  .lang-switch button{padding:7px 10px}
  .section{padding:60px 0}
  .news-grid{grid-template-columns:1fr}
  .footer-links{grid-template-columns:1fr}
}

/* 04 tutorials placeholder */
.placeholder-card{border:1px dashed var(--line-2);background:repeating-linear-gradient(135deg,rgba(46,230,214,.03) 0 12px,transparent 12px 24px),var(--bg-2);min-height:200px}
.placeholder-card .news-body{justify-content:center;padding:28px 26px}
@media (max-width:1100px){.main-nav{gap:16px;font-size:13px}}
@media (max-width:900px){
  .header-inner{flex-wrap:wrap;height:auto;padding:10px 0 0;gap:8px 12px}
  .header-inner .lang-switch:not(.zh-variant){margin-left:auto}
  .zh-variant{margin-left:0}
  .main-nav{order:3;width:100%;margin:0;gap:20px;overflow-x:auto;white-space:nowrap;padding:8px 0 10px;border-top:1px solid var(--line);scrollbar-width:none}
  .main-nav::-webkit-scrollbar{display:none}
}

/* ---------- 04 tutorials categories ---------- */
.tutorials-cats{display:flex;flex-direction:column;gap:44px;margin-top:8px}
.tuto-cat-title{display:flex;align-items:flex-start;gap:12px;font-size:clamp(17px,2vw,21px);color:var(--text,#e8f1f5);margin:0 0 6px;letter-spacing:.02em}
.tuto-icon{flex:0 0 auto;display:inline-grid;place-items:center;width:30px;height:30px;border:1px solid var(--cyan);border-radius:6px;color:var(--cyan);font-size:15px;box-shadow:0 0 12px rgba(46,230,214,.25)}
.tuto-name{flex:1 1 auto;min-width:0;line-height:1.4;padding-top:3px}
.tuto-count{display:inline-block;vertical-align:2px;margin-left:10px;white-space:nowrap;font-size:11.5px;font-weight:500;color:var(--magenta);border:1px solid rgba(255,79,216,.45);border-radius:99px;padding:2px 9px;letter-spacing:.06em;text-transform:uppercase}
.tuto-cat-desc{margin:0 0 18px;color:var(--muted);font-size:14.5px;max-width:760px}
/* footer: company line, discreet */
.footer-bottom .managed-by{opacity:.85}

/* hero: Chinese display name */
.hero-name-zh{display:block;font-family:"PingFang SC","PingFang TC","Noto Sans CJK SC","Noto Sans CJK TC","Microsoft YaHei",var(--mono);letter-spacing:.06em}
.hero-name-latin{display:block;font-family:var(--mono);font-size:.26em;font-weight:500;letter-spacing:.18em;color:var(--muted);margin-top:.5em;-webkit-text-fill-color:var(--muted);text-shadow:none}

/* prod: inline player */
.thumb.playing{cursor:default}
.thumb.playing .play,.thumb.playing .duration,.thumb.playing img{visibility:hidden}

/* ---------- article links on home cards ---------- */
.news-title a.article-link{color:var(--text)} .news-title a.article-link:hover{color:var(--cyan)}
.read-more{margin-top:auto;padding-top:10px;border-top:1px dashed var(--line);font:600 12.5px var(--mono);letter-spacing:.05em;text-transform:uppercase}
.read-more::after{content:" →";color:var(--magenta)}

/* ---------- article pages ---------- */
.lang-switch a.lang-btn{display:inline-block;font:600 13px var(--mono);color:var(--muted);padding:8px 12px;letter-spacing:.05em}
.lang-switch a.lang-btn+a.lang-btn{border-left:1px solid var(--line-2)}
.lang-switch a.lang-btn:hover{color:var(--text);background:var(--panel);text-decoration:none}
.lang-switch a.lang-btn[aria-pressed="true"]{color:var(--bg);background:var(--cyan);box-shadow:0 0 14px rgba(46,230,214,.45)}
.article-page .section{padding:56px 0 72px}
.article-title{font-family:var(--mono);font-weight:800;font-size:clamp(28px,4.2vw,44px);line-height:1.15;margin:0 0 18px;letter-spacing:-.015em;text-shadow:0 0 24px rgba(46,230,214,.18)}
html[data-lang="zh"] .article-title{font-family:var(--sans);letter-spacing:.02em}
.article-dek{font-size:clamp(17px,2vw,20px);color:var(--muted);line-height:1.6;margin:0 0 30px;padding-left:16px;border-left:3px solid var(--magenta)}
.article-kicker time,.article .kicker time{color:var(--dim);margin-left:10px}
.article-video{margin:0 0 36px}
.article-video .thumb{border:1px solid var(--line-2);border-radius:var(--radius);box-shadow:0 0 0 1px rgba(46,230,214,.06),0 18px 46px rgba(0,0,0,.5)}
.article-video figcaption{font-size:12.5px;color:var(--dim);margin-top:10px;letter-spacing:.04em}
.article-body h2{font-family:var(--mono);font-size:clamp(20px,2.4vw,25px);line-height:1.35;margin:42px 0 14px;color:var(--text)}
.article-body h2::before{content:"> ";color:var(--magenta)}
html[data-lang="zh"] .article-body h2{font-family:var(--sans)}
.article-body p{margin:0 0 1.1em;color:#d6dfea}
.article-body ul{margin:0 0 1.3em;padding-left:1.3em;color:#d6dfea}
.article-body li{margin:.35em 0}
.article-body li::marker{color:var(--cyan)}
.article-key{margin:40px 0 28px;padding:22px 24px;border:1px solid rgba(46,230,214,.35);border-radius:var(--radius);background:linear-gradient(180deg,var(--panel),var(--bg-2));box-shadow:0 0 22px rgba(46,230,214,.08)}
.article-key h2{font-size:15px;text-transform:uppercase;letter-spacing:.12em;color:var(--cyan);margin:0 0 10px}
.article-key ul{margin:0;padding-left:1.2em} .article-key li{margin:.4em 0}
.article-credit,.article-other{font-size:13px;color:var(--dim);margin:0 0 10px}
.article-other a{margin-left:10px}
.article-related{margin:34px 0 28px;padding-top:22px;border-top:1px dashed var(--line)}
.article-related h2{font-size:14px;text-transform:uppercase;letter-spacing:.12em;color:var(--magenta);margin:0 0 10px}
.article-related ul{list-style:none;margin:0;padding:0} .article-related li{margin:.5em 0} .article-related li::before{content:"▸ ";color:var(--cyan)}

/* socials: row 1 = 3 YouTube, row 2 = 4 networks */
#social-cards{grid-template-columns:repeat(12,minmax(0,1fr))}
#social-cards>.social-card{grid-column:span 3;min-width:0}
#social-cards>.social-card:nth-child(-n+3){grid-column:span 4}
@media (max-width:980px){#social-cards{grid-template-columns:repeat(6,minmax(0,1fr))}#social-cards>.social-card{grid-column:span 3}#social-cards>.social-card:nth-child(-n+3){grid-column:span 2}}
@media (max-width:760px){#social-cards{grid-template-columns:repeat(2,minmax(0,1fr))}#social-cards>.social-card,#social-cards>.social-card:nth-child(-n+3){grid-column:span 1}#social-cards>.social-card:nth-child(3){grid-column:span 2}}
@media (max-width:520px){#social-cards{grid-template-columns:minmax(0,1fr)}#social-cards>.social-card,#social-cards>.social-card:nth-child(n){grid-column:auto}}

/* illustrations on text-only cards (no video in the displayed language) */
.news-card.text-only.has-illus{border-left:1px solid var(--line)}
.news-card.text-only.has-illus .news-body{padding:16px 20px 20px}
.thumb.illus{border-bottom:2px solid var(--magenta);cursor:pointer}
.thumb.illus::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,9,15,0) 60%,rgba(7,9,15,.35));pointer-events:none}