@page{size:A4 landscape;margin:0}:root{--slide-width:1123px;--slide-gap:24px;--slide-surface:#fff;--slide-ink:#14181f;--slide-muted:#5b6472;--slide-accent:#2d6cdf;--slide-hairline:#e3e7ee;--presentation-backdrop:#eef1f6}@layer components{.presentation{align-items:center;gap:var(--slide-gap);padding:var(--slide-gap);background:var(--presentation-backdrop);counter-reset:slide;flex-direction:column;min-height:100vh;display:flex}.slide{width:100%;max-width:var(--slide-width);aspect-ratio:297/210;background:var(--slide-surface);color:var(--slide-ink);counter-increment:slide;-webkit-print-color-adjust:exact;print-color-adjust:exact;border-radius:6px;position:relative;overflow:hidden;box-shadow:0 1px 2px #1018280f,0 8px 24px #1018281a;container-type:inline-size}.slide-safe{z-index:1;flex-direction:column;gap:3cqw;height:100%;padding:6cqw 7cqw;display:flex;position:relative}.slide:after{content:counter(slide);letter-spacing:.08em;color:var(--slide-muted);font-size:1.4cqw;position:absolute;bottom:2.6cqw;right:3.5cqw}.slide[data-slide-number=off]:after{content:none}.slide-title{letter-spacing:-.02em;text-wrap:balance;font-size:7cqw;font-weight:700;line-height:1.05}.slide-heading{letter-spacing:-.01em;text-wrap:balance;font-size:4.2cqw;font-weight:600;line-height:1.15}.slide-lead{color:var(--slide-muted);font-size:2.6cqw;line-height:1.35}.slide-text{font-size:2.1cqw;line-height:1.45}.slide-caption{letter-spacing:.12em;text-transform:uppercase;color:var(--slide-muted);font-size:1.4cqw;line-height:1.4}.slide-rule{background:var(--slide-accent);border-radius:999px;width:12cqw;height:.45cqw}.slide-body{flex:1;min-height:0}.slide-cols{grid-template-columns:1fr 1fr;align-content:start;gap:5cqw;display:grid}.slide-list{flex-direction:column;gap:2.2cqw;display:flex}.slide-list-item{grid-template-columns:2.2cqw 1fr;align-items:baseline;gap:1.6cqw;font-size:2.1cqw;line-height:1.4;display:grid}.slide-marker{background:var(--slide-accent);border-radius:999px;width:1.1cqw;height:1.1cqw;margin-top:.55cqw}.slide-bleed{z-index:0;position:absolute;inset:0;overflow:hidden}.slide-bleed--right{inset:0 0 0 52%}.slide-bleed--left{inset:0 52% 0 0}.slide--split-right .slide-safe{width:52%}.slide--split-right:after{right:51cqw}.slide--split-left .slide-safe{width:52%;margin-left:48%}.slide-bleed img{object-fit:cover;width:100%;height:100%;display:block}.slide-scrim{background:linear-gradient(90deg,#000000c7 0%,#0000008c 45%,#00000014 100%);position:absolute;inset:0}.slide--dark{background:var(--slide-ink);color:var(--slide-surface)}.slide--photo{color:var(--slide-surface)}.slide--dark .slide-caption,.slide--dark .slide-lead,.slide--photo .slide-caption,.slide--photo .slide-lead,.slide--dark:after,.slide--photo:after{color:#ffffffb8}.slide-figure{object-fit:cover;border-radius:1cqw;width:100%;height:100%;display:block}.slide--cover .slide-safe{justify-content:center}.slide--divider{background:var(--slide-ink);color:var(--slide-surface)}.slide--divider .slide-safe{text-align:center;justify-content:center;align-items:center}.slide--divider .slide-caption{color:#ffffffa6}[data-deck-check] .slide[data-overflow]{outline-offset:-3px;outline:3px solid #e5484d}[data-deck-check] .slide[data-overflow]:before{content:"Не помещается: +" attr(data-overflow) " px";z-index:2;color:#fff;background:#e5484d;padding:.6cqw 1.2cqw;font-size:1.6cqw;font-weight:600;line-height:1.2;position:absolute;top:0;left:0}.presentation-toolbar{z-index:900;gap:8px;display:flex;position:fixed;top:16px;right:16px}.presentation-button{border:1px solid var(--slide-hairline);background:var(--slide-surface);color:var(--slide-ink);cursor:pointer;border-radius:8px;align-items:center;gap:8px;padding:10px 14px;font-size:14px;line-height:1;display:inline-flex;box-shadow:0 1px 2px #10182814}.presentation-hint{color:var(--slide-muted);align-self:center;padding:0 6px;font-size:13px;line-height:1}.presentation-toolbar[data-print-ready] .presentation-button:first-of-type{border-color:var(--slide-accent);box-shadow:0 0 0 3px #2d6cdf2e}.presentation-button:hover{border-color:var(--slide-accent);color:var(--slide-accent)}.presentation-button:focus-visible{outline:2px solid var(--slide-accent);outline-offset:2px}}@media print{.presentation{background:0 0;gap:0;min-height:0;padding:0;display:block}.slide{aspect-ratio:auto;width:297mm;max-width:none;height:210mm;box-shadow:none;break-inside:avoid;break-after:page;border-radius:0}.slide:last-child{break-after:auto}.presentation-toolbar{display:none}[data-deck-check] .slide[data-overflow]{outline:none}[data-deck-check] .slide[data-overflow]:before{content:none}}
:root{--slide-ink:#172033;--slide-muted:#435370;--slide-accent:#3155e7;--slide-surface:#fff;--slide-hairline:#dce5f3;--presentation-backdrop:#e9eef8}@layer components{.slide{font-family:Arial,Helvetica,sans-serif}.slide-safe{gap:0}.deck-cover{color:#fff;background:#0b1d56}.cover-bleed{background:radial-gradient(circle at 73% 43%,#3459c4 0,#172f81 31%,#0b1d56 68%)}.cover-bleed:before{content:"";background-image:linear-gradient(#a4beff16 1px,#0000 1px),linear-gradient(90deg,#a4beff16 1px,#0000 1px);background-size:5cqw 5cqw;position:absolute;inset:0}.deck-cover .slide-safe{justify-content:flex-start;padding-top:5.2cqw;padding-bottom:5.2cqw}.cover-content{z-index:2;width:57cqw;position:relative}.deck-kicker{letter-spacing:.03em;font-size:2.9cqw;font-weight:700;line-height:1.1}.deck-cover .deck-kicker{color:#b9d7ff}.cover-title{letter-spacing:-.045em;margin-top:6.2cqw;font-size:6.5cqw;font-weight:700;line-height:1.07}.cover-title span{color:#b9f3ff}.cover-title .cover-colon{color:#fff}.cover-rule{background:#68e1ff;width:12cqw;height:.55cqw;margin-top:4.5cqw}.cover-authors{margin-top:2.5cqw;font-size:2.95cqw;font-weight:700;line-height:1.3}.cover-art{z-index:1;width:53cqw;height:54cqw;position:absolute;top:7cqw;right:0}.cover-network{filter:drop-shadow(0 0 1.5cqw #79bfff66);width:100%;height:100%}.cover-foot{color:#b9d7ff;z-index:2;font-size:2.9cqw;position:absolute;bottom:4cqw;left:7cqw}.deck-light{background:#fff}.light-bleed{background:linear-gradient(155deg,#fff 0%,#f7f9ff 70%,#e9f9ff 100%)}.deck-light .deck-kicker,.deck-address .deck-kicker{color:#3155e7}.deck-heading{letter-spacing:-.025em;margin-top:2.4cqw;font-size:4.1cqw;font-weight:700;line-height:1.15}.deck-heading span{color:#3155e7}.concept-diagram{grid-template-columns:1fr 9cqw 1fr;align-items:center;gap:1cqw;min-height:33cqw;margin-top:2.5cqw;display:grid}.concept-side{min-width:0}.concept-visual{height:16cqw;position:relative;overflow:hidden}.internet-visual{background:#dfe9ff;border-radius:1.8cqw}.net-line{transform-origin:0;background:#3155e7;height:.42cqw;position:absolute}.net-line-a{width:20cqw;top:12cqw;left:8cqw;transform:rotate(-29deg)}.net-line-b{width:20cqw;top:12cqw;left:8cqw;transform:rotate(24deg)}.net-line-c{width:16cqw;top:3cqw;left:26cqw;transform:rotate(65deg)}.net-dot{background:#3155e7;border:.7cqw solid #fff;border-radius:50%;width:4cqw;height:4cqw;position:absolute;box-shadow:0 0 0 .35cqw #3155e7}.net-dot-a{top:10cqw;left:6cqw}.net-dot-b{top:1cqw;left:25cqw}.net-dot-c{top:18cqw;left:25cqw}.net-dot-d{background:#00a6b2;top:12cqw;left:36cqw;box-shadow:0 0 0 .35cqw #00a6b2}.web-visual{background:#e9e3ff;border-radius:1.8cqw}.mini-browser{background:#fff;border:.45cqw solid #6c24e0;border-radius:1cqw;width:27cqw;height:15cqw;position:absolute;top:3.3cqw;left:5cqw;box-shadow:1cqw 1.1cqw #a99bfa}.mini-browser i{background:#6c24e0;border-radius:50%;width:1cqw;height:1cqw;margin:1cqw 0 0 .8cqw;display:inline-block}.mini-browser span{background:#d9d2ff;border-radius:.3cqw;height:1.6cqw;margin:2cqw 2cqw 0;display:block}.mini-browser span+span{width:55%;margin-top:1cqw}.mini-browser-back{opacity:.55;z-index:-1;top:6cqw;left:14cqw}.concept-side h3{color:#172033;margin-top:2cqw;font-size:3cqw;line-height:1.15}.concept-side p{color:#435370;margin-top:1cqw;font-size:2.9cqw;line-height:1.25}.concept-bridge{text-align:center;color:#3155e7}.concept-bridge b{font-size:5cqw;line-height:1.1;display:block}.deck-source{color:#435370;overflow-wrap:anywhere;margin-top:auto;padding-top:1cqw;font-size:2.9cqw;line-height:1.15}.deck-address{background:#f7f9ff}.address-bleed{background:radial-gradient(circle at 78% 55%,#e1eeff 0,#0000 48%),#f7f9ff}.address-diagram{grid-template-columns:17cqw 12cqw 17cqw 12cqw 17cqw;align-items:center;gap:1cqw;min-height:18cqw;margin-top:2.5cqw;display:grid}.address-device,.address-router,.address-server{text-align:center}.device-screen{background:#fff;border:.8cqw solid #3155e7;border-radius:1cqw;place-items:center;height:12cqw;display:grid}.device-globe{color:#00a6b2;font-size:8cqw;line-height:1}.device-base{background:#3155e7;border-radius:.4cqw;width:11cqw;height:1cqw;margin:.7cqw auto 0}.address-diagram p{color:#172033;margin-top:2cqw;font-size:2.9cqw;font-weight:700;line-height:1.15}.address-path{background:#8da7f5;height:.5cqw;margin-bottom:4cqw;position:relative}.path-dot{background:#3155e7;border-radius:50%;width:2cqw;height:2cqw;animation:3s ease-in-out infinite alternate packetMove;position:absolute;top:-.75cqw;left:2cqw}.path-arrow{color:#3155e7;font-size:4.5cqw;position:absolute;top:-2.8cqw;right:-.5cqw}.router-icon{background:#3155e7;border-radius:2cqw;height:12cqw;margin-top:1cqw;position:relative}.router-icon span{background:#b9f3ff;border-radius:50%;width:1.6cqw;height:1.6cqw;position:absolute;top:5cqw;left:5cqw}.router-icon span+span{left:8cqw}.router-icon i{background:#3155e7;width:.5cqw;height:4cqw;position:absolute;top:-3cqw;left:4cqw}.router-icon i+i{left:12cqw}.server-icon{background:#6c24e0;border-radius:1.2cqw;height:14cqw;padding:1cqw 2cqw}.server-icon span{background:#8c5af3;border:.3cqw solid #cbbcff;border-radius:.4cqw;height:3.1cqw;margin-bottom:.5cqw;display:block}.server-icon span:before{content:"";background:#b9f3ff;border-radius:50%;width:1cqw;height:1cqw;margin:1cqw;display:block}.address-explanation{border-top:.35cqw solid #3155e7;grid-template-columns:22cqw 1fr;align-items:start;gap:3cqw;margin-top:1.5cqw;padding-top:1.5cqw;display:grid}.address-explanation strong{color:#3155e7;font-size:3.2cqw;line-height:1.2}.address-explanation p{color:#172033;font-size:2.9cqw;line-height:1.25}@keyframes packetMove{to{left:8cqw}}@keyframes pulse{50%{opacity:.25;r:50}}.network-pulse{animation:3s ease-in-out infinite pulse}.network-pulse--late{animation-delay:1.5s}.lesson-sheet{background:#f8faff}.lesson-bleed{background:radial-gradient(circle at 90% 8%,#e8ecff 0,#0000 35%),linear-gradient(135deg,#fff 0%,#f4f8ff 100%)}.lesson-sheet--dark{color:#fff;background:#0b1d56}.lesson-bleed--dark{background:radial-gradient(circle at 75% 53%,#2c4db1 0,#142d78 36%,#0b1d56 77%)}.lesson-sheet .deck-kicker{color:#3155e7}.lesson-sheet--dark .deck-kicker{color:#b9d7ff}.lesson-sheet--dark .deck-heading span{color:#a9efff}.lesson-sheet--dark .deck-source{color:#d4e3ff}.lesson-visual{flex-direction:column;flex:1;justify-content:center;min-height:0;display:flex}.lesson-note{color:#263958;max-width:82cqw;margin-top:2.4cqw;font-size:2.9cqw;line-height:1.28}.lesson-sheet--dark .lesson-note{color:#e4ecff}.dns-route{grid-template-columns:1fr 5cqw 1fr 5cqw 1fr;align-items:center;gap:1cqw;display:grid}.dns-block{background:#e5ebff;border-bottom:.6cqw solid #3155e7;flex-direction:column;justify-content:space-between;min-height:16cqw;padding:2.4cqw 1.7cqw;display:flex}.dns-block span,.http-card span{color:#3155e7;font-size:2.9cqw;font-weight:700;line-height:1.1}.dns-block strong{overflow-wrap:anywhere;font-size:3.25cqw;line-height:1.15}.dns-service{color:#fff;background:#3155e7}.dns-service span{color:#b9f3ff}.dns-ip{background:#e9e3ff;border-color:#6c24e0}.dns-ip span{color:#6c24e0}.flow-arrow{text-align:center;color:#3155e7;font-size:5cqw;font-weight:700}.client-server{grid-template-columns:20cqw 1fr 20cqw;align-items:center;gap:4cqw;display:grid}.endpoint{text-align:center}.endpoint strong{margin-top:1.6cqw;font-size:3.1cqw;display:block}.endpoint p{color:#435370;margin-top:.5cqw;font-size:2.9cqw}.endpoint-icon{height:16cqw;position:relative}.endpoint-browser{background:#fff;border:.7cqw solid #3155e7;border-radius:1cqw;box-shadow:0 1cqw #b4c7ff}.endpoint-browser:before{content:"";background:#3155e7;height:.5cqw;position:absolute;top:3cqw;left:0;right:0}.endpoint-browser span{background:#3155e7;border-radius:50%;width:1cqw;height:1cqw;margin:1cqw .4cqw;display:inline-block}.endpoint-machine{background:#6c24e0;border-radius:1cqw;padding:1cqw 2cqw}.endpoint-machine span{background:#8d66e8;border:.3cqw solid #e5dbff;border-radius:.5cqw;height:3.8cqw;margin:.35cqw 0;display:block}.exchange{flex-direction:column;gap:3cqw;display:flex}.exchange div{color:#3155e7;border-bottom:.4cqw solid #3155e7;justify-content:space-between;align-items:center;font-size:3.2cqw;display:flex}.exchange div+div{color:#6c24e0;border-color:#6c24e0}.packet-visual{grid-template-columns:20cqw 5cqw 1fr 5cqw 20cqw;align-items:center;gap:1.5cqw;display:grid}.packet-message{color:#fff;text-align:center;overflow-wrap:anywhere;background:#3155e7;place-items:center;height:15cqw;font-size:2.9cqw;font-weight:700;display:grid}.packet-rebuilt{background:#6c24e0}.packet-split{color:#3155e7;text-align:center;font-size:5cqw}.packet-group{justify-content:center;gap:1cqw;display:flex}.packet-group span{color:#3155e7;background:#e2e9ff;border:.5cqw solid #3155e7;place-items:center;width:7cqw;height:9cqw;font-size:2.9cqw;font-weight:700;display:grid}.route-map svg{width:100%;height:28cqw;display:block;overflow:visible}.route-map svg path{fill:none;stroke-width:6px;stroke-linejoin:round;stroke-linecap:round}.route-muted{stroke:#7892d5}.route-main{stroke:#8cecff;stroke-dasharray:12 12;animation:7s linear infinite routeFlow}.route-map svg circle{fill:#9aefff;stroke:#fff;stroke-width:5px}.route-labels{color:#d9e7ff;justify-content:space-between;margin-top:1cqw;font-size:2.9cqw;font-weight:700;display:flex}.http-exchange{grid-template-columns:1fr 9cqw 1fr;align-items:center;gap:2cqw;display:grid}.http-card{background:#e4ebff;border-left:.7cqw solid #3155e7;min-height:19cqw;padding:2.8cqw}.http-card strong{color:#172033;margin:2cqw 0 1cqw;font-size:4.5cqw;display:block}.http-card p{color:#263958;font-size:2.9cqw}.http-response{background:#eae3ff;border-color:#6c24e0}.http-response span{color:#6c24e0}.http-direction{text-align:center;color:#3155e7;font-size:6cqw}.https-visual{grid-template-columns:17cqw 1fr 17cqw;align-items:center;gap:2cqw;display:grid}.https-end{text-align:center;color:#3155e7;font-size:3cqw;font-weight:700}.https-tunnel{color:#172033;background:linear-gradient(90deg,#dcecff,#e8e1ff);border:.5cqw solid #3155e7;border-radius:9cqw;justify-content:center;align-items:center;gap:2cqw;height:18cqw;display:flex}.https-lock{color:#6c24e0;font-size:7cqw;line-height:1}.https-tunnel strong{font-size:4.5cqw}.https-tunnel span{max-width:18cqw;font-size:2.9cqw;font-weight:700;line-height:1.12}.render-visual{grid-template-columns:34cqw 8cqw 1fr;align-items:center;gap:2cqw;display:grid}.render-files{flex-direction:column;gap:1cqw;display:flex}.render-files div{background:#e4ebff;grid-template-columns:11cqw 1fr;align-items:center;padding:1.4cqw 2cqw;display:grid}.render-files strong{color:#3155e7;font-size:3cqw}.render-files span{color:#263958;font-size:2.9cqw}.render-window{background:#fff;border:.5cqw solid #3155e7;border-radius:1cqw;height:23cqw;overflow:hidden}.render-window-top{background:#3155e7;height:4cqw;padding:1cqw}.render-window-top i{background:#fff;border-radius:50%;width:1cqw;height:1cqw;margin-right:.5cqw;display:inline-block}.render-window-body{grid-template-columns:13cqw 1fr;gap:1cqw;padding:2cqw;display:grid}.render-window-body b{background:#a59af1;grid-row:span 2;height:12cqw}.render-window-body span{background:#dce6ff;height:3cqw}.timeline{border-top:.5cqw solid #a9efff;grid-template-columns:repeat(5,1fr);align-items:start;gap:1.5cqw;padding-top:2cqw;display:grid}.timeline div{flex-direction:column;gap:1.3cqw;display:flex}.timeline b{color:#a9efff;font-size:4.5cqw}.timeline strong{font-size:2.9cqw}.timeline span{color:#e4ecff;font-size:2.9cqw;line-height:1.2}.summary-three{grid-template-columns:repeat(3,1fr);gap:2.5cqw;display:grid}.summary-three div{border-top:.6cqw solid #3155e7;min-height:20cqw;padding-top:1.5cqw}.summary-three b{color:#3155e7;font-size:7cqw;line-height:1;display:block}.summary-three strong{margin:1cqw 0;font-size:3.1cqw;display:block}.summary-three p{color:#435370;font-size:2.9cqw;line-height:1.2}.sources-table{flex-direction:column;margin-top:3.5cqw;display:flex}.sources-row{border-bottom:.2cqw solid #cbd8ef;grid-template-columns:1fr 14cqw;align-items:center;gap:2cqw;padding:1.4cqw 0;font-size:2.9cqw;line-height:1.18;display:grid}.sources-row div{min-width:0}.sources-row strong,.sources-row span{display:block}.sources-row span{color:#435370;overflow-wrap:anywhere;margin-top:.4cqw}.sources-head{color:#3155e7;border-bottom:.5cqw solid #3155e7;padding-top:0}.authors-roles{grid-template-columns:1fr 1fr;gap:5cqw;margin-top:5cqw;display:grid}.authors-roles div{border-top:.6cqw solid #8cecff;padding-top:1.5cqw}.authors-roles b{color:#8cecff;font-size:4.5cqw}.authors-roles h3{margin-top:2cqw;font-size:4cqw}.authors-roles p{color:#e4ecff;margin-top:1.5cqw;font-size:2.9cqw;line-height:1.25}@keyframes routeFlow{to{stroke-dashoffset:-168px}}}@media print{.path-dot,.network-pulse,.route-main{animation:none!important}}@media (prefers-reduced-motion:reduce){.path-dot,.network-pulse,.route-main{animation:none!important}}