/* ── responsive.css ── Mobile-first breakpoints ── */
/* SMALL PHONES: up to 380px */
@media(max-width:380px){
  :root{--nav:52px}
  .logo-t{font-size:16px}
  .gw{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:9px}
  .mc{width:130px}
  .htitle{font-size:1.6rem}
  .hinfo{padding:14px 10px}
  .dstat-card .dstat-n{font-size:1.5rem}
}
/* MEDIUM PHONES: 381–480px */
@media(max-width:480px){
  .stats-showcase{grid-template-columns:1fr 1fr}
  .plans-grid{grid-template-columns:1fr}
  .earnings-summary{grid-template-columns:1fr}
  .social-links-grid{grid-template-columns:1fr}
  .qa-grid{grid-template-columns:repeat(2,1fr)}
  .card-row2{grid-template-columns:1fr}
  .up-grid2,.up-grid3{grid-template-columns:1fr}
}
/* ALL PHONES: up to 640px */
@media(max-width:640px){
  .nav-links{display:none}
  #hdr .nb-out{display:none}
  .search-header-bar input{font-size:.82rem}
  .auth-wrap{padding:12px}
  .auth-card{padding:20px 16px}
  .info-main{padding:0 10px 20px}
  .sec{padding:12px 10px}
  .adslot{margin:4px 10px}
  #guestBanner{margin:0 10px 10px;padding:18px}
  .wallet-hero{}
  .playlist-hero-card{flex-direction:column;align-items:flex-start}
  .ph-thumb{width:60px;height:80px}
  .faq-list{padding:0 10px}
  .payment-main{padding:0 10px 24px}
  .plans-grid{grid-template-columns:1fr}
  .channel-header-card{padding:10px}
  .about-stats{grid-template-columns:repeat(3,1fr)}
  .abar .atb:nth-child(n+6){display:none}
}
/* TABLETS: 641–1024px */
@media(min-width:641px) and (max-width:1024px){
  .gw{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
  .plans-grid{grid-template-columns:repeat(2,1fr)}
  .stats-showcase{grid-template-columns:repeat(3,1fr)}
  .studio-sidebar{width:180px;min-width:180px}
  .snav-btn{font-size:.8rem;padding:8px 12px}
}
/* DESKTOP: 1025px+ */
@media(min-width:1025px){
  :root{--nav:60px;--tabbar:0px}
  body{padding-bottom:0}
  #tabbar{display:none}
  .upload-main{max-width:700px}
  .payment-main{max-width:960px}
  .info-main{max-width:760px}
  .gw{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
  .hinfo{padding:28px 32px;max-width:520px}
  .hero-wrap.detail{aspect-ratio:16/6;max-height:500px}
  #videoWrap{border-radius:0}
  #hdr .nb-out{display:flex}
  /* 2-col watch layout on desktop */
  .watch-body{display:grid;grid-template-columns:1fr 360px;gap:16px;padding:16px;max-width:1280px;margin:0 auto}
  .watch-body .act-row{grid-column:1;border-radius:var(--r)}
  .watch-body .watch-info-card{grid-column:1}
  .watch-body #relatedSec{grid-column:2;grid-row:1/10;padding:0}
  .watch-body .comments-section{grid-column:1}
  /* Studio wider on desktop */
  .studio-main .studio-tab{max-width:1100px;margin:0 auto}
}
/* LARGE DESKTOP: 1440px+ */
@media(min-width:1440px){
  .gw{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
  .watch-body{max-width:1440px;grid-template-columns:1fr 400px}
}
/* DARK MODE (future) */
@media(prefers-color-scheme:dark){
  /* Opt-in only via .dark class on body */
}
body.dark{
  --w:#0f0f0f;--bg:#080808;--bg2:#1a1a1a;--bg3:#222;
  --brd:#333;--txt:#f1f1f1;--t2:#aaa;--t3:#666;
}