/* ═══════════════════════════════════════════════
   يوتيوب داونلودر — Dark Pro Theme
   ═══════════════════════════════════════════════ */
:root {
  --red:       #ff0000;
  --red-dk:    #cc0000;
  --red-glow:  rgba(255,0,0,0.15);
  --gold:      #ffd700;
  --bg:        #0f0f0f;
  --bg2:       #181818;
  --bg3:       #242424;
  --card:      #1e1e1e;
  --border:    rgba(255,255,255,0.08);
  --text:      #f1f1f1;
  --muted:     #aaaaaa;
  --radius:    14px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,sans-serif;direction:rtl;background:var(--bg);color:var(--text);min-height:100vh;display:flex;flex-direction:column}
a{color:var(--red);text-decoration:none}
main{flex:1}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
code{background:var(--bg3);padding:2px 8px;border-radius:6px;font-size:.85rem;color:var(--gold);font-family:monospace}

/* ── Header ────────────────────────────────────── */
.site-header{background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;backdrop-filter:blur(10px)}
.header-inner{max-width:1100px;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:16px;height:58px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:1.1rem}
.logo-icon{background:var(--red);color:#fff;width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}
.hamburger{background:none;border:none;color:var(--text);font-size:1.4rem;cursor:pointer;display:none;margin-right:auto}
.main-nav{display:flex;gap:4px;margin-right:auto}
.main-nav a{color:var(--muted);padding:7px 14px;border-radius:8px;font-size:.88rem;font-weight:600;transition:.2s}
.main-nav a:hover,.main-nav a.active{background:var(--bg3);color:var(--text)}

/* ── Hero ──────────────────────────────────────── */
.hero{position:relative;padding:70px 20px 60px;text-align:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 0%, rgba(255,0,0,0.12) 0%, transparent 70%);pointer-events:none}
.hero .container{position:relative;z-index:1}
.hero-badge{display:inline-block;background:var(--bg3);border:1px solid var(--border);color:var(--muted);padding:6px 18px;border-radius:50px;font-size:.82rem;font-weight:600;margin-bottom:24px}
.hero h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:900;line-height:1.15;margin-bottom:16px}
.hero-accent{color:var(--red);display:block}
.hero-sub{color:var(--muted);font-size:1.05rem;margin-bottom:36px}

/* ── Search Form ────────────────────────────────── */
.search-form{max-width:700px;margin:0 auto}
.search-wrap{display:flex;background:var(--card);border:2px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.3s}
.search-wrap:focus-within{border-color:var(--red);box-shadow:0 0 0 4px var(--red-glow)}
.search-icon{padding:0 16px;font-size:1.1rem;display:flex;align-items:center;color:var(--muted);flex-shrink:0}
.search-wrap input{flex:1;background:none;border:none;outline:none;color:var(--text);font-size:1rem;font-family:inherit;padding:16px 8px;direction:ltr;text-align:left}
.search-wrap input::placeholder{color:var(--muted);font-size:.9rem}
.search-btn{background:var(--red);color:#fff;border:none;padding:0 28px;font-size:1rem;font-weight:700;cursor:pointer;transition:.2s;white-space:nowrap;flex-shrink:0}
.search-btn:hover{background:var(--red-dk)}
.search-examples{margin-top:12px;font-size:.82rem;color:var(--muted)}

/* ── Alert ──────────────────────────────────────── */
.alert{margin-top:20px;padding:14px 20px;border-radius:var(--radius);font-size:.95rem}
.alert-error{background:rgba(255,0,0,0.1);border:1px solid rgba(255,0,0,0.3);color:#ff6b6b}

/* ── Result ─────────────────────────────────────── */
.result-section{padding:40px 0}
.result-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.video-info{display:flex;gap:20px;margin-bottom:24px;align-items:flex-start;flex-wrap:wrap}
.thumb-wrap{position:relative;flex-shrink:0;border-radius:10px;overflow:hidden;width:240px;max-width:100%}
.video-thumb{width:100%;display:block;aspect-ratio:16/9;object-fit:cover}
.play-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,0.4);color:#fff;font-size:2rem;opacity:0;transition:.2s}
.thumb-wrap:hover .play-overlay{opacity:1}
.video-meta{flex:1;min-width:200px}
.video-title{font-size:1.1rem;font-weight:700;line-height:1.5;margin-bottom:10px;color:var(--text)}
.video-channel{color:var(--muted);font-size:.9rem;margin-bottom:12px}
.watch-link{font-size:.85rem;color:var(--red)}

/* ── Download Tabs ──────────────────────────────── */
.dl-tabs{display:flex;gap:8px;margin-bottom:20px;border-bottom:1px solid var(--border);padding-bottom:16px}
.dl-tab{background:none;border:2px solid var(--border);color:var(--muted);padding:10px 24px;border-radius:50px;font-size:.9rem;font-weight:700;cursor:pointer;transition:.2s}
.dl-tab:hover{border-color:var(--red);color:var(--text)}
.dl-tab.active{background:var(--red);border-color:var(--red);color:#fff}
.dl-panel{display:none}
.dl-panel.active{display:block}
.dl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.dl-btn{display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg3);text-decoration:none;transition:.2s;color:var(--text)}
.dl-btn:hover{border-color:var(--red);transform:translateY(-2px);box-shadow:0 4px 16px var(--red-glow)}
.dl-btn-audio:hover{border-color:var(--gold);box-shadow:0 4px 16px rgba(255,215,0,0.1)}
.dl-icon{font-size:1.5rem;flex-shrink:0}
.dl-info{flex:1;display:flex;flex-direction:column;gap:2px}
.dl-quality{font-weight:700;font-size:.95rem}
.dl-format{font-size:.75rem;color:var(--muted)}
.dl-arrow{font-size:1.1rem;flex-shrink:0;color:var(--red)}
.dl-btn-audio .dl-arrow{color:var(--gold)}
.dl-note{margin-top:16px;font-size:.82rem;color:var(--muted);text-align:center}
.ad-result{margin:16px 0}

/* ── Features ───────────────────────────────────── */
.features-section{padding:60px 0}
.features-section h2,.howto-section h2,.faq-section h2{font-size:1.6rem;font-weight:800;margin-bottom:32px;text-align:center}
.features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px 20px;text-align:center;transition:.2s}
.feature-card:hover{border-color:var(--red);transform:translateY(-4px)}
.feature-icon{font-size:2.2rem;margin-bottom:12px}
.feature-card h3{font-size:1rem;font-weight:700;margin-bottom:8px}
.feature-card p{font-size:.85rem;color:var(--muted);line-height:1.6}

/* ── How To ─────────────────────────────────────── */
.howto-section{padding:60px 0}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.step{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;position:relative}
.step-num{width:44px;height:44px;background:var(--red);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:900;margin-bottom:16px;color:#fff}
.step h3{font-size:1rem;font-weight:700;margin-bottom:8px}
.step p{font-size:.88rem;color:var(--muted);line-height:1.7}

/* ── FAQ ─────────────────────────────────────────── */
.faq-section{padding:60px 0}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px}
.faq-item h3{font-size:.98rem;font-weight:700;color:var(--red);margin-bottom:8px}
.faq-item p{font-size:.9rem;color:var(--muted);line-height:1.7}

/* ── Ad ──────────────────────────────────────────── */
.ad-wrap{margin:24px 0;text-align:center;min-height:60px}

/* ── Page Hero ───────────────────────────────────── */
.page-hero{background:var(--bg2);border-bottom:1px solid var(--border);padding:36px 20px;text-align:center}
.page-hero h1{font-size:1.8rem;font-weight:900}

/* ── Footer ──────────────────────────────────────── */
.site-footer{background:var(--bg2);border-top:1px solid var(--border);padding:40px 0 24px;margin-top:auto}
.footer-top{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1rem}
.footer-top p{color:var(--muted);font-size:.88rem}
.footer-links{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.footer-links a{color:var(--muted);font-size:.85rem;padding:4px 10px;border-radius:6px;transition:.2s}
.footer-links a:hover{color:var(--text)}
.footer-copy{font-size:.8rem;color:rgba(255,255,255,0.35)}
.footer-disclaimer{font-size:.75rem;color:rgba(255,255,255,0.2);margin-top:4px}

/* ── Responsive ──────────────────────────────────── */
@media(max-width:768px){
  .hamburger{display:block}
  .main-nav{display:none;position:absolute;top:58px;right:0;left:0;background:var(--bg2);flex-direction:column;padding:12px;border-bottom:1px solid var(--border);z-index:99}
  .main-nav.open{display:flex}
  .search-wrap{flex-wrap:wrap}
  .search-btn{width:100%;padding:14px;border-radius:0}
  .video-info{flex-direction:column}
  .thumb-wrap{width:100%;max-width:400px}
  .dl-grid{grid-template-columns:1fr}
  .features-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .features-grid{grid-template-columns:1fr}
  .hero h1{font-size:1.8rem}
}