:root,html.light{--landing-bg: #f8fafc;--landing-bg-soft: #ffffff;--landing-card: #ffffff;--landing-border: #e2e8f0;--landing-text: #0f172a;--landing-muted: #64748b;--landing-accent: #004080;--landing-accent-2: #0d5aa7;--landing-green: #16a34a;--landing-green-light: #22c55e}html.dark{--landing-bg: #020617;--landing-bg-soft: #0f172a;--landing-card: #1e293b;--landing-border: #334155;--landing-text: #f8fafc;--landing-muted: #94a3b8;--landing-accent: #38bdf8;--landing-accent-2: #0ea5e9;--landing-green: #22c55e;--landing-green-light: #4ade80}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;width:100%;min-height:100%;font-family:Montserrat,Figtree,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--landing-bg);color:var(--landing-text);transition:background .3s ease,color .3s ease}body{display:flex;flex-direction:column}html.light body{background:linear-gradient(180deg,#f8fafc,#f1f5f9,#e2e8f0)}html.dark body{background:linear-gradient(180deg,#020617,#0f172a,#1e293b)}.site-header{display:flex;align-items:center;justify-content:space-between;padding:.9rem 1.5rem;background:var(--landing-card);border-bottom:1px solid var(--landing-border);backdrop-filter:blur(16px);position:sticky;top:0;z-index:50;transition:background .3s,border-color .3s}.logo-wrap{display:flex;align-items:center;gap:.75rem}.logo-img{width:48px;height:48px;object-fit:contain}.logo-theme-safe{filter:none!important;-webkit-filter:none!important;color-scheme:only light;forced-color-adjust:none;opacity:1!important}html.dark .logo-theme-safe{filter:none!important;-webkit-filter:none!important}.brand-text{display:flex;flex-direction:column}.brand{margin:0;font-size:1.1rem;font-weight:700;color:var(--landing-accent);line-height:1.2;font-family:Figtree,Montserrat,system-ui,sans-serif}.brand-by{font-weight:500;color:var(--landing-muted)}.brand-sub{margin:0;font-size:.7rem;color:var(--landing-muted);letter-spacing:.02em}.header-actions{display:flex;align-items:center;gap:.75rem}.btn-theme{width:40px;height:40px;border-radius:50%;border:1px solid var(--landing-border);background:var(--landing-bg-soft);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s,background .2s}.btn-theme:hover{background:var(--landing-border);transform:scale(1.05)}.icon-moon{display:none}.icon-sun,.icon-moon{color:var(--landing-text)}html.dark .icon-sun{display:none}html.dark .icon-moon{display:block}.btn-connect{padding:.55rem 1.25rem;border-radius:999px;background:#004080;color:#fff;font-weight:600;font-size:.85rem;text-decoration:none;box-shadow:0 4px 14px #0040804d;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;white-space:nowrap}.btn-connect:hover{transform:translateY(-1px);background:#036;box-shadow:0 6px 20px #00408066}.header-nav{display:flex;align-items:center;gap:.25rem;margin:0 auto}.nav-link{padding:.4rem .85rem;border-radius:999px;font-size:.82rem;font-weight:500;color:var(--landing-muted);text-decoration:none;transition:color .15s,background .15s}.nav-link:hover,.nav-link-active{color:var(--landing-accent);background:#00408014}html.dark .nav-link:hover,html.dark .nav-link-active{background:#38bdf81a}@media(max-width:640px){.header-nav{display:none}}.btn-menu,.mobile-nav{display:none}@media(max-width:640px){.btn-menu{display:inline-flex;flex-direction:column;justify-content:center;align-items:center;width:40px;height:40px;border-radius:999px;border:1px solid var(--landing-border);background:var(--landing-bg-soft);margin-left:.25rem;cursor:pointer;gap:4px}.menu-line{width:16px;height:2px;border-radius:999px;background:var(--landing-text);transition:transform .2s,opacity .2s}.mobile-nav{position:fixed;top:60px;right:12px;left:12px;background:var(--landing-card);border:1px solid var(--landing-border);border-radius:16px;box-shadow:0 20px 40px #0f172a59;padding:.5rem .75rem;z-index:49}.mobile-nav.open{display:block}.mobile-nav-link{display:block;padding:.6rem .75rem;border-radius:.75rem;font-size:.9rem;color:var(--landing-muted);text-decoration:none}.mobile-nav-link:hover{background:var(--landing-bg-soft);color:var(--landing-accent)}}