:root{--bg:#111315;--surface:#1a1d1f;--card:#1f2326;--accent:#6c2bd9;--accent-2:#8b5cf6;--text:#e5e7eb;--muted:#a1a1aa;--success:#10b981;--danger:#ef4444;--chip:#2a2f34;--border:#2f3439}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.container{max-width:1180px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{background:linear-gradient(0deg,var(--accent-2),var(--accent));color:#fff;position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:6px;font-weight:700;letter-spacing:.2px}
.logo-mark{background:#fff;color:var(--accent);display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:6px}
.logo-text{font-size:18px}
.nav-list{display:flex;gap:20px;list-style:none;margin:0;padding:0}
.nav-list a{color:#fff;opacity:.95}
.nav-list a:hover{opacity:1}
.burger{display:none;width:44px;height:36px;border:0;background:transparent;position:relative}
.burger span{position:absolute;left:10px;right:10px;height:2px;background:#fff;border-radius:2px;transition:.2s}
.burger span:nth-child(1){top:10px}
.burger span:nth-child(2){top:17px}
.burger span:nth-child(3){top:24px}
.burger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.active span:nth-child(2){opacity:0}
.burger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;background:var(--surface);color:var(--text);border-bottom:1px solid var(--border)}
.mobile-menu.open{display:block}
.mobile-menu ul{list-style:none;margin:0;padding:10px}
.mobile-menu li{border-radius:8px}
.mobile-menu a{display:block;padding:12px 10px}

/* Layout */
.main-grid{display:grid;grid-template-columns:1fr 320px;gap:24px;margin-top:24px}
.content h1{margin:0 0 6px 0}
.lead{margin:0 0 16px 0;color:var(--muted)}

/* Cards */
.promo-card{background:var(--card);border:1px solid var(--border);border-radius:14px;display:grid;grid-template-columns:110px 1fr auto;align-items:center;gap:18px;padding:14px 14px 14px 0;position:relative;overflow:hidden;margin-bottom:14px}
.promo-badge{background:#3b1c1c;color:#fca5a5;font-weight:600;width:110px;align-self:stretch;display:flex;align-items:center;justify-content:center}
.promo-badge.is-coupon{background:#0f2e25;color:#86efac}
.promo-body{padding-right:6px}
.promo-title{margin:0 0 6px 0;font-size:18px}
.promo-desc{margin:0;color:var(--muted)}
.promo-cta{padding-right:6px}
.btn{background:var(--success);color:#fff;border:0;border-radius:999px;padding:10px 16px;font-weight:600;cursor:pointer}
.btn:hover{filter:brightness(.95)}
.btn-secondary{background:#374151}
.btn-ghost{background:#ffffff;color:var(--text);border:1px solid var(--border)}
.btn-copy{background:var(--accent)}

/* Sidebar */
.sidebar .widget{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;margin-bottom:14px}
.subscribe-form{display:flex;gap:8px}
.subscribe-form input{flex:1;border:1px solid var(--border);border-radius:10px;padding:10px 12px}
.chip-list{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}
.chip-list a{display:inline-block;background:var(--chip);border:1px solid var(--border);padding:8px 12px;border-radius:999px}

/* About + Footer */
.about{margin:32px auto}
.site-footer{background:#15171a;border-top:1px solid var(--border);margin-top:26px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:18px 0}
.site-footer a{color:#cbd5e1;margin-left:14px}
.sidebar__category-list{display:flex;gap:10px;flex-wrap:wrap;list-style:none;margin:0;padding:0}
.sidebar__category-item{background:var(--card);border:1px solid var(--border);border-radius:12px}
.sidebar__category-link{display:flex;align-items:center;gap:8px;padding:8px 10px}
.sidebar__category-image{width:22px;height:22px}
.sidebar__category-text{margin:0;color:var(--text);font-size:14px}

/* Code modal */
.code-box{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;padding:20px}
.code-content{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px;display:flex;gap:10px;align-items:center}
.code-value{font-family:ui-monospace,Menlo,Monaco,Consolas,monospace;font-weight:700;background:#111827;color:#fff;border-radius:8px;padding:8px 10px}

/* Responsive */
@media (max-width: 980px){
  .main-grid{grid-template-columns:1fr}
  .sidebar{order:-1}
}

@media (max-width: 720px){
  .nav{display:none}
  .burger{display:block}
  .promo-card{grid-template-columns:90px 1fr;gap:12px;padding-left:0}
  .promo-cta{grid-column:1/-1}
  .footer-inner{flex-direction:column;align-items:flex-start}
}

/* Light panel helper */
.panel{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px;margin:0 auto 16px auto}