.presentation-container{z-index:50;scroll-behavior:smooth;scroll-snap-type:y mandatory;background:var(--via-background,#fafafa);font-family:var(--font-dm-sans),"DM Sans",system-ui,sans-serif;color:var(--via-navy,#1a1a2e);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6;position:fixed;inset:0;overflow:hidden auto}.pres-slide{scroll-snap-align:start;background:var(--via-background,#fafafa);flex-direction:column;width:100%;min-height:100vh;display:flex;position:relative;overflow:hidden}.pres-slide h1,.pres-slide h2{font-family:var(--font-plus-jakarta),"Plus Jakarta Sans",system-ui,sans-serif;letter-spacing:-.02em;color:var(--via-navy,#1a1a2e);font-weight:700;line-height:1.1}.pres-slide h1{letter-spacing:-.03em;font-size:clamp(2.5rem,6vw,4rem);font-weight:800}.pres-slide h2{font-size:clamp(1.75rem,4vw,3rem)}.pres-slide p{color:var(--via-slate,#64748b);font-size:clamp(.9rem,1.25vw,1.1rem);line-height:1.7}.pres-slide.pres-bg-navy{background-color:var(--via-navy,#1a1a2e)}.pres-pattern-bg{opacity:1;pointer-events:none;background-image:linear-gradient(90deg,#1a1a2e05 1px,#0000 1px),linear-gradient(#1a1a2e05 1px,#0000 1px);background-size:40px 40px;position:absolute;inset:0}.pres-nav-dots{z-index:1000;flex-direction:column;gap:10px;display:flex;position:fixed;top:50%;right:32px;transform:translateY(-50%)}.pres-nav-dot{background:var(--via-gray-light,#f1f5f9);border:2px solid var(--via-gray-muted,#94a3b8);cursor:pointer;border-radius:50%;width:10px;height:10px;transition:all .3s cubic-bezier(.4,0,.2,1)}.pres-nav-dot:hover{background:var(--via-accent-light,#ff8c5a);border-color:var(--via-accent,#ff6b35);transform:scale(1.2)}.pres-nav-dot.active{background:var(--via-accent,#ff6b35);border-color:var(--via-accent-dark,#e55a2b);transform:scale(1.3);box-shadow:0 0 12px #ff6b3566}.pres-comparison-label{font-family:var(--font-space-mono),"Space Mono",monospace;text-transform:uppercase;letter-spacing:.12em;color:var(--via-slate,#64748b);border-bottom:2px solid var(--border,#e2e8f0);padding-bottom:8px;font-size:.7rem;font-weight:700}.pres-comparison-label.via{color:var(--via-accent,#ff6b35);border-color:var(--via-accent,#ff6b35)}.pres-comparison-label.sengine{color:var(--via-gray-muted,#94a3b8);border-color:var(--via-gray-muted,#94a3b8)}.pres-comparison-image{object-fit:contain;background:var(--via-white,#fff);border:1px solid var(--border,#e2e8f0);border-radius:12px;width:100%;max-height:400px;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 2px #1a1a2e0d}.pres-comparison-image:hover{border-color:var(--via-accent,#ff6b35);transform:translateY(-2px);box-shadow:0 12px 32px -8px #1a1a2e1f}.pres-stat-card{background:var(--via-white,#fff);border:1px solid var(--border,#e2e8f0);text-align:center;border-radius:16px;padding:32px;transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.pres-stat-card:after{content:"";opacity:0;pointer-events:none;background:linear-gradient(#0000 60%,#ff6b3508 100%);height:100%;transition:opacity .4s;position:absolute;bottom:0;left:0;right:0}.pres-stat-card:hover{border-color:#0000;transform:translateY(-4px);box-shadow:0 24px 48px -12px #1a1a2e2e}.pres-stat-card:hover:after{opacity:1}.pres-stat-number{font-family:var(--font-plus-jakarta),"Plus Jakarta Sans",system-ui,sans-serif;background:linear-gradient(135deg,var(--via-accent,#ff6b35),var(--via-electric,#00d4ff));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:clamp(2.5rem,5vw,4rem);font-weight:800;line-height:1}.pres-stat-label{font-family:var(--font-space-mono),"Space Mono",monospace;text-transform:uppercase;letter-spacing:.1em;color:var(--via-slate,#64748b);margin-top:12px;font-size:.75rem;font-weight:700}.pres-video-container{background:var(--via-navy,#1a1a2e);border-radius:12px;width:100%;transition:all .3s;position:relative;overflow:hidden;box-shadow:0 4px 12px -2px #1a1a2e14}.pres-video-container:hover{transform:translateY(-2px);box-shadow:0 24px 48px -12px #1a1a2e2e}.pres-video-container video{width:100%;display:block}.pres-btn{font-family:var(--font-dm-sans),"DM Sans",system-ui,sans-serif;letter-spacing:.02em;background:var(--via-navy,#1a1a2e);color:var(--via-white,#fff);cursor:pointer;border:none;border-radius:8px;align-items:center;gap:.5rem;padding:.875rem 1.75rem;font-size:.875rem;font-weight:600;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex}.pres-btn:hover{color:var(--via-white,#fff);transform:translateY(-2px);box-shadow:0 12px 32px -8px #1a1a2e1f}.pres-logo-large{width:auto;height:72px}.presentation-container::-webkit-scrollbar{width:10px;height:10px}.presentation-container::-webkit-scrollbar-track{background:var(--via-gray-light,#f1f5f9)}.presentation-container::-webkit-scrollbar-thumb{background:var(--via-gray-muted,#94a3b8);border:2px solid var(--via-gray-light,#f1f5f9);border-radius:5px}.presentation-container::-webkit-scrollbar-thumb:hover{background:var(--via-slate,#64748b)}.presentation-container ::selection{background:var(--via-accent,#ff6b35);color:var(--via-white,#fff)}