:root {
  --bg: #0a0612;
  --panel: rgba(22,14,42,0.8);
  --panel-strong: rgba(28,18,52,0.95);
  --text: #f3f7fb;
  --muted: #8b9ab4;
  --accent: #00f5a0;
  --purple: #a855f7;
  --pink: #ff6b9d;
  --cyan: #22d3ee;
  --radius: 12px;
  --max: 780px;
  --header-h: 64px;
  --grad-text: linear-gradient(90deg,#00f5a0,#22d3ee,#a855f7,#ff6b9d);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none}

/* ─ HEADER ─ */
.site-header{position:fixed;inset:0 0 auto;z-index:50;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(16px,5vw,48px);background:rgba(10,6,18,0.75);backdrop-filter:blur(18px);border-bottom:1px solid rgba(168,85,247,0.12);transition:background 240ms ease}
.site-header.is-scrolled{background:rgba(10,6,18,0.95);border-color:rgba(168,85,247,0.25)}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:750}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:9px;border:1px solid rgba(0,245,160,0.4);background:linear-gradient(135deg,rgba(0,245,160,0.2),rgba(168,85,247,0.18));color:var(--accent);font-size:0.82rem;font-weight:800;flex-shrink:0}
.brand-name{font-size:0.95rem;color:var(--text)}
.header-back{font-size:0.82rem;color:var(--muted);display:flex;align-items:center;gap:6px;transition:color 180ms}
.header-back:hover{color:var(--accent)}
.header-back svg{flex-shrink:0}
.language-switch{display:flex;align-items:center;gap:3px;margin-left:12px;padding:3px;border:1px solid rgba(255,255,255,0.1);border-radius:999px;background:rgba(255,255,255,0.045);box-shadow:inset 0 1px 0 rgba(255,255,255,0.04)}
.language-switch button{display:inline-flex;align-items:center;justify-content:center;min-width:34px;border:0;border-radius:999px;background:transparent;color:var(--muted);cursor:pointer;font-size:0.74rem;font-weight:800;letter-spacing:0.05em;line-height:1;padding:8px 10px;white-space:nowrap;transition:color 180ms ease,background 180ms ease,box-shadow 180ms ease}
.language-switch button:hover{color:var(--text);background:rgba(255,255,255,0.08)}
.language-switch button.is-active{color:var(--text);background:rgba(0,245,160,0.14);box-shadow:0 0 0 1px rgba(0,245,160,0.22)}
.language-switch button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ─ LAYOUT ─ */
.container{max-width:var(--max);margin:0 auto;padding:0 clamp(16px,5vw,32px)}
.page-pad{padding-top:calc(var(--header-h) + 56px);padding-bottom:80px}

/* ─ HOME HERO ─ */
.blog-hero{padding:calc(var(--header-h) + 80px) 0 64px;text-align:center;position:relative}
.blog-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(124,58,237,0.35),transparent 60%),radial-gradient(ellipse at 80% 80%,rgba(0,245,160,0.1),transparent 50%);pointer-events:none}
.blog-eyebrow{display:inline-block;margin-bottom:16px;background:var(--grad-text);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:0.78rem;font-weight:800;letter-spacing:0.1em;text-transform:uppercase}
.blog-hero h1{font-size:clamp(2rem,6vw,3.2rem);font-weight:800;line-height:1.1;letter-spacing:-0.02em;margin-bottom:16px}
.blog-hero p{color:var(--muted);font-size:1.05rem;max-width:480px;margin:0 auto}

/* ─ FEATURED VIDEO ─ */
.featured-video{margin:-24px 0 40px;position:relative;z-index:1}
.featured-video__card{border:1px solid rgba(168,85,247,0.24);border-radius:calc(var(--radius) + 4px);background:linear-gradient(135deg,rgba(22,14,42,0.96),rgba(12,9,26,0.96));box-shadow:0 24px 70px rgba(0,0,0,0.34);overflow:hidden}
.featured-video__copy{padding:28px 28px 20px}
.featured-video__eyebrow{display:inline-block;margin-bottom:10px;color:var(--accent);font-size:0.72rem;font-weight:850;letter-spacing:0.12em;text-transform:uppercase}
.featured-video h2{font-size:clamp(1.35rem,4vw,2rem);line-height:1.14;letter-spacing:-0.02em;margin-bottom:12px}
.featured-video p{color:var(--muted);font-size:0.95rem;line-height:1.65;max-width:620px}
.featured-video__link{display:inline-flex;align-items:center;justify-content:center;margin-top:18px;padding:9px 15px;border-radius:999px;border:1px solid rgba(0,245,160,0.42);background:rgba(0,245,160,0.08);color:var(--accent);font-size:0.82rem;font-weight:800;transition:background 180ms,transform 180ms}
.featured-video__link:hover{background:rgba(0,245,160,0.16);transform:translateY(-1px)}
.featured-video__media{background:#000;border-top:1px solid rgba(255,255,255,0.07)}
.featured-video video{display:block;width:100%;max-height:440px;background:#000}

/* ─ ARTICLE GRID ─ */
.posts-grid{display:grid;gap:24px;padding-bottom:64px}
.post-card{display:block;border-radius:var(--radius);border:1px solid rgba(255,255,255,0.07);background:var(--panel);overflow:hidden;transition:border-color 220ms,transform 220ms,box-shadow 220ms}
.post-card:hover{border-color:rgba(0,245,160,0.35);transform:translateY(-3px);box-shadow:0 16px 48px rgba(0,0,0,0.4)}
.post-card__link{display:block;color:inherit;text-decoration:none}
.post-card__cover{aspect-ratio:16/7;background:linear-gradient(135deg,rgba(124,58,237,0.5),rgba(0,245,160,0.15),rgba(219,39,119,0.3));position:relative;overflow:hidden}
.post-card__cover img{width:100%;height:100%;object-fit:cover}
.post-card__video{width:100%;height:100%;object-fit:cover;display:block;background:#05020d;filter:saturate(1.08) brightness(0.82)}
.post-card__play{position:absolute;inset:0;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,rgba(124,58,237,0.18),rgba(6,182,212,0.08),rgba(219,39,119,0.16));pointer-events:none}
.post-card__play svg{filter:drop-shadow(0 8px 18px rgba(0,0,0,.45));opacity:.9}
.post-card:hover .post-card__video{filter:saturate(1.15) brightness(.94)}
.post-card__cover-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:3rem;opacity:0.3}
.post-card__body{padding:24px}
.post-card__date{font-size:0.75rem;color:var(--muted);margin-bottom:8px;letter-spacing:0.04em}
.post-card__title{font-size:1.2rem;font-weight:700;line-height:1.3;margin-bottom:10px;color:var(--text)}
.post-card:hover .post-card__title{color:var(--accent)}
.post-card__teaser{font-size:0.88rem;color:var(--muted);line-height:1.6;margin-bottom:16px}
.post-card__tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{display:inline-block;padding:3px 10px;border-radius:20px;background:rgba(168,85,247,0.15);border:1px solid rgba(168,85,247,0.3);font-size:0.72rem;font-weight:700;color:var(--purple);letter-spacing:0.04em}

/* ─ VLOG CARD ─ */
.post-card__cover-placeholder--vlog{background:linear-gradient(135deg,rgba(168,85,247,0.55),rgba(34,211,238,0.2),rgba(219,39,119,0.3));opacity:1;color:var(--text)}
.post-card__cover-placeholder--vlog svg{opacity:0.75}
.vlog-badge{position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:20px;background:rgba(168,85,247,0.88);backdrop-filter:blur(6px);font-size:0.65rem;font-weight:800;color:#fff;letter-spacing:0.08em;pointer-events:none}

/* ─ SINGLE ARTICLE ─ */
.article-hero{padding:calc(var(--header-h) + 56px) 0 0;position:relative}
.article-back{display:inline-flex;align-items:center;gap:8px;font-size:0.82rem;color:var(--muted);margin-bottom:32px;transition:color 180ms}
.article-back:hover{color:var(--accent)}
.article-header{margin-bottom:40px}
.article-date{font-size:0.78rem;color:var(--muted);letter-spacing:0.05em;margin-bottom:12px}
.article-title{font-size:clamp(1.6rem,4vw,2.4rem);font-weight:800;line-height:1.15;letter-spacing:-0.02em;margin-bottom:20px}
.article-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:36px}
.entry-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:0 24px 20px}
.article-header .entry-actions{padding:0;margin:16px 0 0}
.entry-action{display:inline-flex;align-items:center;gap:7px;min-height:34px;padding:7px 10px;border-radius:8px;border:1px solid rgba(255,255,255,0.12);background:rgba(255,255,255,0.05);color:var(--text);font:inherit;font-size:0.78rem;text-decoration:none;cursor:pointer}
.entry-action strong{font-size:0.78rem;color:var(--accent);min-width:1ch;text-align:right}
.entry-action:hover{border-color:rgba(0,245,160,0.35);background:rgba(0,245,160,0.08)}
.entry-action.is-liked,.entry-action:disabled{color:var(--accent);cursor:default}
.entry-action:disabled{opacity:0.86}
.article-cover{border-radius:var(--radius);overflow:hidden;margin-bottom:40px;aspect-ratio:16/7;background:linear-gradient(135deg,rgba(124,58,237,0.5),rgba(0,245,160,0.15))}
.article-cover img{width:100%;height:100%;object-fit:cover}

/* ─ AVATAR / TTS ─ */
.avatar-block{display:flex;align-items:center;gap:20px;padding:24px;border-radius:var(--radius);border:1px solid rgba(168,85,247,0.2);background:var(--panel);margin-bottom:40px}
.avatar-img-wrap{position:relative;flex-shrink:0;width:72px;height:72px}
.avatar-img{width:72px;height:72px;border-radius:50%;object-fit:cover;border:2px solid rgba(168,85,247,0.4)}
.avatar-placeholder{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,#7c3aed,#00f5a0);display:grid;place-items:center;font-size:1.4rem;font-weight:800;color:#fff;border:2px solid rgba(168,85,247,0.4)}
.avatar-ring{position:absolute;inset:-4px;border-radius:50%;border:2px solid transparent;transition:border-color 300ms}
.avatar-img-wrap.speaking .avatar-ring{border-color:var(--accent);animation:avatarPulse 1.2s ease infinite}
@keyframes avatarPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.08);opacity:0.7}}
.avatar-info{flex:1;min-width:0}
.avatar-info strong{display:block;font-size:0.9rem;margin-bottom:2px}
.avatar-info span{font-size:0.78rem;color:var(--muted)}
.tts-btn{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:24px;border:1px solid rgba(0,245,160,0.4);background:rgba(0,245,160,0.08);color:var(--accent);font-size:0.82rem;font-weight:700;transition:background 180ms,border-color 180ms,transform 180ms;white-space:nowrap;flex-shrink:0}
.tts-btn:hover{background:rgba(0,245,160,0.15);transform:scale(1.03)}
.tts-btn.is-playing{background:rgba(255,107,157,0.12);border-color:rgba(255,107,157,0.4);color:var(--pink)}
.tts-btn svg{width:16px;height:16px;flex-shrink:0}

/* ─ ARTICLE BODY ─ */
.article-body{font-size:1.05rem;line-height:1.8;color:rgba(243,247,251,0.9)}
.article-body p{margin-bottom:24px}
.article-body p:last-child{margin-bottom:0}

/* ─ VIDEO BLOCK ─ */
.article-video{margin:36px 0;border-radius:var(--radius);overflow:hidden;border:1px solid rgba(168,85,247,0.2);background:#000}
.article-video video{width:100%;display:block}

/* ─ FOOTER ─ */
.site-footer{border-top:1px solid rgba(255,255,255,0.07);padding:32px 0;margin-top:64px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:0.82rem;color:var(--muted)}
.footer-inner a{transition:color 180ms}
.footer-inner a:hover{color:var(--accent)}
.footer-links{display:flex;gap:20px}

/* ─ EMPTY STATE ─ */
.posts-empty{text-align:center;padding:64px 0;color:var(--muted)}
.posts-empty p{margin-top:12px;font-size:0.9rem}

/* ─ UTILITIES ─ */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

@media(min-width:900px){
  .blog-hero .container,
  .featured-video .container,
  .blog-list-container{
    max-width:min(1480px,calc(100vw - 96px));
  }
  .blog-hero{
    padding:calc(var(--header-h) + 92px) 0 88px;
    text-align:left;
  }
  .blog-hero .container{
    display:grid;
    grid-template-columns:minmax(0,760px) minmax(260px,1fr);
    column-gap:56px;
    align-items:end;
  }
  .blog-eyebrow,
  .blog-hero h1,
  .blog-hero p{
    grid-column:1;
  }
  .blog-hero h1{
    font-size:clamp(3.4rem,6vw,5.8rem);
    max-width:760px;
  }
  .blog-hero p{
    max-width:720px;
    margin:0;
    font-size:1.08rem;
  }
  .featured-video{
    margin:-48px 0 56px;
  }
  .featured-video__card{
    display:grid;
    grid-template-columns:minmax(340px,0.8fr) minmax(520px,1.35fr);
    align-items:stretch;
  }
  .featured-video__copy{
    display:flex;
    flex-direction:column;
    justify-content:center;
    padding:40px;
  }
  .featured-video h2{
    font-size:clamp(2rem,3vw,3rem);
  }
  .featured-video p{
    font-size:1rem;
  }
  .featured-video__media{
    border-top:0;
    border-left:1px solid rgba(255,255,255,0.07);
  }
  .featured-video video{
    height:100%;
    min-height:360px;
    max-height:620px;
    object-fit:cover;
  }
  .posts-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:28px;
  }
  .post-card__cover{
    aspect-ratio:16/9;
  }
  .post-card__body{
    padding:26px;
  }
  .post-card__title{
    font-size:1.28rem;
  }
  .post-card__teaser{
    font-size:0.94rem;
  }
}

@media(min-width:1480px){
  .posts-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:30px;
  }
}

@media(max-width:600px){
  .site-header{gap:8px;padding:0 12px}
  .brand{gap:8px;min-width:0}
  .brand-name{font-size:0.88rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .header-back{display:inline-flex;align-items:center;justify-content:center;gap:4px;flex:0 0 auto;min-height:34px;padding:7px 9px;border:1px solid rgba(0,245,160,0.32);border-radius:999px;background:rgba(0,245,160,0.08);color:var(--accent);font-size:0;font-weight:850;letter-spacing:0.02em;white-space:nowrap}
  .header-back::after{content:"Home";font-size:0.68rem;line-height:1}
  .header-back:hover{color:var(--accent);background:rgba(0,245,160,0.14)}
  .header-back svg{width:13px;height:13px}
  .language-switch{margin-left:auto;gap:2px}
  .language-switch button{font-size:0.68rem;padding:6px 7px}
  .featured-video{margin:-12px 0 32px}
  .featured-video__copy{padding:20px 18px 16px}
  .featured-video video{max-height:none}
  .avatar-block{flex-wrap:wrap}
  .tts-btn{width:100%}
}