:root{
    --bg:#0f0f0f;
    --top:#0f0f0f;
    --panel:#181818;
    --panel2:#202020;
    --soft:#272727;
    --soft2:#3f3f3f;
    --text:#f1f1f1;
    --muted:#aaa;
    --muted2:#717171;
    --red:#ff0033;
    --red2:#cc0029;
    --line:#303030;
    --shadow:0 18px 45px rgba(0,0,0,.38);
    --radius:14px;
    --sidebar:238px;
    --topbar:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;min-height:100vh;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.topbar{height:var(--topbar);position:fixed;inset:0 0 auto 0;z-index:50;background:rgba(15,15,15,.96);backdrop-filter:blur(12px);display:flex;align-items:center;gap:18px;padding:0 24px;border-bottom:1px solid rgba(255,255,255,.06)}
.brand{display:flex;align-items:center;gap:8px;min-width:168px;font-weight:900;letter-spacing:-.04em;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:34px;height:24px;border-radius:7px;background:var(--red);box-shadow:0 0 22px rgba(255,0,51,.32);font-size:13px;line-height:1;color:#fff}
.brand-text{font-size:22px}.brand-text::after{content:' BR';font-size:10px;color:#aaa;margin-left:3px;vertical-align:top;letter-spacing:0}
.icon-btn{border:0;border-radius:50%;width:40px;height:40px;background:transparent;color:#fff;font-size:22px;display:grid;place-items:center;transition:.18s}
.icon-btn:hover{background:#272727}.menu-toggle{display:none}
.top-search{flex:1;max-width:640px;margin:0 auto;position:relative;display:flex;align-items:center}
.top-search input{width:100%;height:40px;border:1px solid #303030;background:#121212;color:#fff;border-radius:22px 0 0 22px;padding:0 18px;outline:none;font-size:16px}
.top-search input:focus{border-color:#5a5a5a;background:#0f0f0f}.top-search button{width:64px;height:40px;border:1px solid #303030;border-left:0;background:#222;color:#fff;border-radius:0 22px 22px 0;font-size:25px;line-height:1}
.top-search button:hover{background:#2b2b2b}.top-actions{display:flex;align-items:center;gap:10px;min-width:90px;justify-content:flex-end}
.chip{display:inline-flex;align-items:center;justify-content:center;height:34px;padding:0 14px;border-radius:9px;background:#272727;color:#f1f1f1;font-size:14px;font-weight:700;white-space:nowrap;transition:.18s;border:1px solid transparent}
.chip:hover{background:#3a3a3a}.chip.active{background:#fff;color:#111}.top-actions .chip{border-radius:999px;background:#272727}
.sidebar{position:fixed;top:var(--topbar);left:0;bottom:0;width:var(--sidebar);z-index:42;background:var(--bg);padding:12px 12px 22px;overflow:auto;transition:.22s;border-right:1px solid rgba(255,255,255,.06)}
.side-link{display:flex;align-items:center;gap:22px;border:0;background:transparent;color:#f1f1f1;width:100%;padding:11px 12px;border-radius:10px;font-size:15px;font-weight:600;line-height:1.2;margin:1px 0;transition:.16s;text-align:left}
.side-link span{width:24px;text-align:center;font-size:20px}.side-link:hover,.side-link.active{background:#272727}.side-title{margin:18px 12px 8px;color:#aaa;font-size:15px;font-weight:800}
.page-wrap{margin-left:var(--sidebar);padding:calc(var(--topbar) + 10px) 28px 54px;min-height:100vh;background:var(--bg)}
.youtube-home{max-width:1920px;margin:0 auto}.yt-chip-bar{position:sticky;top:var(--topbar);z-index:34;display:flex;gap:12px;overflow-x:auto;scrollbar-width:none;background:linear-gradient(180deg,var(--bg) 0%,rgba(15,15,15,.96) 82%,rgba(15,15,15,0) 100%);padding:14px 0 18px;margin:-10px 0 8px}.yt-chip-bar::-webkit-scrollbar{display:none}
.youtube-title-row{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin:8px 0 18px}.youtube-title-row h1,.youtube-title-row h2{margin:0;font-size:clamp(24px,2.6vw,36px);letter-spacing:-.04em}.youtube-title-row p{margin:5px 0 0;color:#aaa}.youtube-title-row span{color:#aaa;font-weight:700;white-space:nowrap}.compact-title{margin-top:36px}
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(285px,1fr));gap:34px 18px}.youtube-grid{align-items:start}.compact-grid{grid-template-columns:repeat(auto-fill,minmax(255px,1fr))}
.video-card{min-width:0;transition:.16s}.video-card:hover{transform:translateY(-1px)}.thumb-link{display:block;position:relative;aspect-ratio:16/9;background:#202020;border-radius:14px;overflow:hidden;box-shadow:none}.thumb-link img{width:100%;height:100%;object-fit:cover;transition:.24s}.video-card:hover .thumb-link img{transform:scale(1.025)}.duration-badge{position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.86);color:#fff;border-radius:5px;font-size:12px;font-weight:800;padding:4px 6px}.video-info{display:grid;grid-template-columns:38px minmax(0,1fr);gap:12px;padding:12px 2px 0}.video-avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#ff0033,#8d001c);font-size:13px;box-shadow:0 0 0 1px rgba(255,255,255,.08)}.video-copy{min-width:0}.video-title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:16px;line-height:1.35;font-weight:800;color:#f1f1f1}.video-title:hover{color:#fff}.video-category{display:block;width:max-content;max-width:100%;margin-top:6px;color:#aaa;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.video-category:hover{color:#fff}.video-meta{margin-top:3px;color:#aaa;font-size:14px;line-height:1.35}.youtube-empty{grid-column:1/-1;display:flex;flex-direction:column;gap:8px;min-height:180px;align-items:center;justify-content:center;text-align:center;background:#181818}.empty-state{border:1px dashed #3a3a3a;border-radius:18px;background:#171717;padding:28px;color:#cfcfcf}.section-block{margin-top:22px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}.section-head h1,.section-head h2{margin:0;font-size:clamp(24px,3vw,34px);letter-spacing:-.04em}.section-head span{color:#999}.category-strip{display:flex;gap:12px;overflow:auto;padding-bottom:6px}.category-pill{white-space:nowrap;background:#272727;border:1px solid #333;border-radius:999px;padding:12px 18px;font-weight:700}.category-pill:hover{background:#fff;color:#111}
.search-page-form{display:flex;gap:10px;margin-bottom:24px}.search-page-form input{flex:1;background:#171717;border:1px solid #333;color:#fff;border-radius:16px;padding:14px 16px;outline:none}.search-page-form input:focus{border-color:#666}.primary-btn,.ghost-btn,.danger-btn,.action-btn{border:0;border-radius:999px;padding:13px 18px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;font-weight:800;transition:.2s}.primary-btn{background:var(--red);color:#fff;box-shadow:0 10px 28px rgba(255,0,51,.22)}.primary-btn:hover{background:var(--red2);transform:translateY(-1px)}.ghost-btn{background:#272727;color:#fff;border:1px solid #3b3b3b}.danger-btn{background:#3b0710;color:#fff;border:1px solid #722}.danger-btn:hover{background:#650d1b}.full{width:100%}
.live-results{position:absolute;top:48px;left:0;right:64px;background:#202020;border:1px solid #333;border-radius:14px;box-shadow:var(--shadow);overflow:hidden;z-index:80}.live-item{display:flex;gap:12px;padding:10px;border-bottom:1px solid #303030}.live-item:hover{background:#2a2a2a}.live-item img{width:92px;aspect-ratio:16/9;object-fit:cover;border-radius:8px}.live-item strong{display:block;font-size:14px;line-height:1.3}.live-item span{color:#aaa;font-size:12px}.flash{border-radius:14px;padding:14px 16px;margin-bottom:18px;background:#12351f;color:#bcffd1;border:1px solid #276b3b}.flash.error{background:#35121a;color:#ffd0d8;border-color:#742333}.mobile-backdrop{display:none}.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.tag-row a{color:#ff8aa0;background:#261018;border:1px solid #54202d;border-radius:999px;padding:8px 12px;font-size:13px}
.hero-panel{border:1px solid #2b2b2b;border-radius:24px;background:#151515;padding:28px;display:flex;justify-content:space-between;gap:24px;align-items:center}.eyebrow{color:#ff8aa0;text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:800}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.hero-card{min-width:220px;background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:22px}.hero-card span,.hero-card small{display:block;color:#aaa}.hero-card strong{display:block;font-size:52px;margin:8px 0}
@media (max-width:1300px){.video-grid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}}
@media (max-width:1100px){:root{--sidebar:76px}.sidebar{width:76px;padding-left:8px;padding-right:8px}.side-link{justify-content:center;gap:0;padding:13px 8px}.side-link:not(.active){font-size:0}.side-link span{font-size:20px;width:auto}.side-title{display:none}.page-wrap{margin-left:76px;padding-left:22px;padding-right:22px}.brand{min-width:auto}.brand-text{display:none}}
@media (max-width:760px){:root{--topbar:58px}.topbar{gap:8px;padding:0 10px}.menu-toggle{display:grid}.brand-mark{width:32px;height:23px}.top-search{max-width:none;flex:1}.top-search input{height:38px;font-size:14px;padding:0 12px}.top-search button{height:38px;width:48px;font-size:22px}.top-actions{display:none}.sidebar{transform:translateX(-105%);width:270px}.sidebar.open{transform:translateX(0);box-shadow:20px 0 60px rgba(0,0,0,.55)}.side-link{justify-content:flex-start;gap:18px;font-size:15px;padding:12px}.side-link:not(.active){font-size:15px}.side-title{display:block}.mobile-backdrop.show{display:block;position:fixed;inset:0;background:rgba(0,0,0,.58);z-index:35}.page-wrap{margin-left:0;padding:calc(var(--topbar) + 8px) 12px 36px}.yt-chip-bar{top:var(--topbar);gap:8px;padding:10px 0 14px;margin-top:-8px}.chip{height:32px;padding:0 12px;font-size:13px}.youtube-title-row{align-items:flex-start;flex-direction:column;margin:6px 0 14px}.youtube-title-row span{font-size:13px}.video-grid,.compact-grid{grid-template-columns:1fr;gap:24px}.thumb-link{border-radius:12px}.video-info{grid-template-columns:36px minmax(0,1fr);gap:10px}.search-page-form{flex-direction:column}.live-results{right:0}.hero-panel{display:block;padding:22px}.hero-card{margin-top:18px}}
@media (min-width:1700px){.video-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}}


/* Tema claro/escuro local: usa LocalStorage no navegador, sem pesar no servidor */
.theme-toggle{font-size:18px;background:#272727;color:#fff;border:1px solid rgba(255,255,255,.08)}
.theme-toggle:hover{background:#3a3a3a}
body.theme-light{
    --bg:#f9f9f9;
    --top:#ffffff;
    --panel:#ffffff;
    --panel2:#f1f1f1;
    --soft:#eeeeee;
    --soft2:#d6d6d6;
    --text:#0f0f0f;
    --muted:#606060;
    --muted2:#777777;
    --line:#e5e5e5;
    --shadow:0 16px 40px rgba(0,0,0,.12);
}
body.theme-light{background:var(--bg);color:var(--text)}
body.theme-light .topbar{background:rgba(255,255,255,.96);border-bottom:1px solid #e8e8e8}
body.theme-light .sidebar{background:var(--bg);border-right:1px solid #e8e8e8}
body.theme-light .page-wrap{background:var(--bg)}
body.theme-light .icon-btn{color:#111}
body.theme-light .icon-btn:hover,
body.theme-light .theme-toggle{background:#eeeeee;color:#111}
body.theme-light .top-search input{background:#fff;color:#111;border-color:#d0d0d0}
body.theme-light .top-search input:focus{background:#fff;border-color:#999}
body.theme-light .top-search button{background:#f2f2f2;color:#111;border-color:#d0d0d0}
body.theme-light .chip{background:#eeeeee;color:#111}
body.theme-light .chip:hover{background:#dedede}
body.theme-light .chip.active{background:#111;color:#fff}
body.theme-light .side-link{color:#111}
body.theme-light .side-link:hover,
body.theme-light .side-link.active{background:#eeeeee}
body.theme-light .side-title,
body.theme-light .youtube-title-row p,
body.theme-light .youtube-title-row span,
body.theme-light .video-category,
body.theme-light .video-meta{color:#666}
body.theme-light .yt-chip-bar{background:linear-gradient(180deg,#f9f9f9 0%,rgba(249,249,249,.96) 82%,rgba(249,249,249,0) 100%)}
body.theme-light .video-title{color:#111}
body.theme-light .thumb-link{background:#e8e8e8}
body.theme-light .video-avatar{background:linear-gradient(135deg,#ff0033,#8d001c);color:#fff}
body.theme-light .empty-state,
body.theme-light .youtube-empty{background:#fff;border-color:#ddd;color:#333}
body.theme-light .live-results{background:#fff;border-color:#ddd;box-shadow:var(--shadow)}
body.theme-light .live-item{border-bottom:1px solid #ededed}
body.theme-light .live-item:hover{background:#f3f3f3}
body.theme-light .mobile-backdrop.show{background:rgba(0,0,0,.35)}
.danger-note{background:rgba(255,0,51,.08);border:1px solid rgba(255,0,51,.25);color:#ffd4dc;border-radius:14px;padding:12px 14px;line-height:1.5}
body.theme-light .danger-note{background:#fff0f3;color:#7d0019;border-color:#ffc4d0}
@media (max-width:760px){.theme-toggle{width:38px;height:38px}.top-actions{display:flex;min-width:auto}.top-actions .chip{display:none}}