@font-face{font-family:Space Grotesk;font-style:normal;font-weight:300;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:300;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:300;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb54C-s0.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPb94C-s0.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Space Grotesk;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/V8mDoQDjQSkFtoMM3T6r8E7mPbF4Cw.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--paper: #f1e9d8;--ink: #1a1410;--rust: #a8442a;--ochre: #c89456;--slate: #3a4654;--teal: #2d5d63;--teal-light: #5a8a90;--sky: #d4dbc8;--gold: #b8893d}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--paper);color:var(--ink);font-family:Fraunces,serif;min-height:100vh;padding:16px 20px 20px}@media(min-width:901px){body{padding:12px 16px 16px}}body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.4;mix-blend-mode:multiply;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.1 0 0 0 0 0.08 0 0 0 0 0.06 0 0 0 0.09 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");z-index:100}.container{max-width:min(1680px,98vw);margin:0 auto}.header{text-align:center;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--ink);position:relative}.fig,.fig-left{position:absolute;top:0;font-family:Space Grotesk,sans-serif;font-size:10px;letter-spacing:.2em;color:var(--slate)}.fig{right:0}.fig-left{left:0}.eyebrow{font-family:Space Grotesk,sans-serif;font-size:11px;letter-spacing:.25em;text-transform:uppercase;color:var(--teal);margin-bottom:10px}h1{font-family:Fraunces,serif;font-weight:400;font-style:italic;font-size:clamp(28px,3.8vw,46px);line-height:1.05;letter-spacing:-.02em;margin-bottom:6px}.subtitle{font-family:Fraunces,serif;font-size:14px;font-style:italic;color:var(--slate)}.diagram-wrap{background:var(--paper);border:1.5px solid var(--ink);padding:20px 22px 18px;position:relative;--collision-thrust: 0;--range-grow: 0;--range-peak-rest: .36;--range-peak-nudge: .44;--range-peak-hover: 1;--range-peak-hover-main: 1.12;--range-grow-duration: 1.8s;--range-grow-ease: cubic-bezier(.16, 1, .3, 1)}.diagram-wrap:before,.diagram-wrap:after{content:"";position:absolute;width:14px;height:14px;border:1.5px solid var(--ink);background:var(--paper)}.diagram-wrap:before{top:-8px;left:-8px}.diagram-wrap:after{bottom:-8px;right:-8px}.legend{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid rgba(26,20,16,.25)}.legend-item{margin:-6px -8px;padding:8px 10px;border-radius:2px;border-left:2px solid transparent;transition:opacity .3s ease,background .3s ease,border-color .3s ease}.diagram-wrap[data-active-stage] .legend-item{opacity:.45}.diagram-wrap[data-active-stage="1"] .legend-item[data-stage="1"],.diagram-wrap[data-active-stage="2"] .legend-item[data-stage="2"],.diagram-wrap[data-active-stage="3"] .legend-item[data-stage="3"]{opacity:1;background:#f1e9d8eb}.diagram-wrap[data-active-stage="1"] .legend-item[data-stage="1"]{border-left-color:var(--rust)}.diagram-wrap[data-active-stage="2"] .legend-item[data-stage="2"]{border-left-color:var(--teal)}.diagram-wrap[data-active-stage="3"] .legend-item[data-stage="3"]{border-left-color:var(--gold)}.legend-item .key{font-family:Space Grotesk,sans-serif;font-size:10px;letter-spacing:.2em;text-transform:uppercase;margin-bottom:8px;display:flex;align-items:center;gap:8px}.legend-item .swatch{width:18px;height:12px;border:1px solid var(--ink);display:inline-block}.legend-item .body{font-family:Fraunces,serif;font-size:14px;line-height:1.5;color:var(--ink)}.legend-item .body em{font-style:italic;color:var(--slate)}.legend-item.teal .key{color:var(--teal)}.legend-item.rust .key{color:var(--rust)}.legend-item.gold .key{color:var(--gold)}.diagram-canvas{position:relative;overflow:visible}.stage-popovers{position:absolute;inset:0;z-index:3;pointer-events:none}.stage-popover{position:absolute;width:min(248px,34%);padding:10px 12px 12px 14px;background:#f1e9d8f7;border:1px solid rgba(26,20,16,.35);border-left-width:2px;box-shadow:0 10px 28px #1a14101f;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .3s ease,transform .3s cubic-bezier(.22,1,.36,1),visibility .3s}.stage-popover--rust{left:2%;top:56%;border-left-color:var(--rust)}.stage-popover--teal{right:2%;top:28%;border-left-color:var(--teal)}.stage-popover--gold{left:30%;top:48%;border-left-color:var(--gold)}.diagram-wrap[data-active-stage="1"] .stage-popover[data-stage="1"],.diagram-wrap[data-active-stage="2"] .stage-popover[data-stage="2"],.diagram-wrap[data-active-stage="3"] .stage-popover[data-stage="3"]{opacity:1;visibility:visible;transform:translateY(0)}.stage-popover__tag{font-family:Space Grotesk,sans-serif;font-size:8px;letter-spacing:.16em;text-transform:uppercase;color:var(--rust);margin-bottom:5px;opacity:.85}.stage-popover--teal .stage-popover__tag,.stage-popover--teal .stage-popover__num{color:var(--teal)}.stage-popover--gold .stage-popover__tag,.stage-popover--gold .stage-popover__num{color:var(--gold)}.stage-popover__num{font-family:Space Grotesk,sans-serif;font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--rust);margin-bottom:6px}.stage-popover__title{font-family:Fraunces,serif;font-style:italic;font-size:14px;font-weight:500;line-height:1.35;margin-bottom:6px;color:var(--ink)}.stage-popover__desc{font-family:Fraunces,serif;font-size:12px;line-height:1.45;color:var(--slate)}svg.cross-section{width:100%;height:auto;display:block;position:relative;z-index:1;overflow:hidden;shape-rendering:geometricPrecision}svg.cross-section .stage-one-hit,svg.cross-section .stage-two-hit,svg.cross-section .stage-three-hit{cursor:pointer;outline:none}svg.cross-section .subducting-body{transform-box:view-box;transform-origin:525px 448px;transition:transform .9s cubic-bezier(.22,1,.36,1)}svg.cross-section .stage-two-plate,svg.cross-section .stage-two-arrow{transform-box:view-box;transform-origin:525px 400px;transition:transform .9s cubic-bezier(.22,1,.36,1)}svg.cross-section .stage-three-anchor{transform-box:view-box;transform-origin:525px 282px;transition:transform .9s cubic-bezier(.22,1,.36,1)}.diagram-wrap.diagram-physics.diagram-settled .subducting-body,.diagram-wrap.diagram-physics.diagram-settled .stage-two-plate,.diagram-wrap.diagram-physics.diagram-settled .stage-two-arrow,.diagram-wrap.diagram-physics.diagram-settled .stage-three-anchor{transition:none}.diagram-wrap.diagram-physics.diagram-settled .stage-three-anchor .range-foothills{transform:scaleY(calc(.9 + var(--range-grow) * .13));opacity:calc(.88 + var(--range-grow) * .12)}.diagram-wrap.diagram-physics.diagram-settled .stage-three-anchor .range-peak--1{transform:scaleY(calc(var(--range-peak-rest) + var(--range-grow) * .56))}.diagram-wrap.diagram-physics.diagram-settled .stage-three-anchor .range-peak--2{transform:scaleY(calc(var(--range-peak-rest) + (var(--range-peak-hover-main) - var(--range-peak-rest)) * var(--range-grow)))}.diagram-wrap.diagram-physics.diagram-settled .stage-three-anchor .range-peak--3{transform:scaleY(calc(var(--range-peak-rest) + (var(--range-peak-hover) - var(--range-peak-rest)) * var(--range-grow)))}.diagram-wrap.diagram-physics.diagram-settled .stage-three-anchor .range-peak--4{transform:scaleY(calc(var(--range-peak-rest) + var(--range-grow) * .54))}.diagram-wrap.diagram-physics.diagram-settled .stage-three-anchor .range-surface-rim{opacity:calc(.72 - var(--range-grow) * .37)}svg.cross-section .stage-three-anchor .range-foothills,svg.cross-section .stage-three-anchor .range-peak{transition:transform var(--range-grow-duration) var(--range-grow-ease),opacity .8s ease-out}svg.cross-section .stage-three-anchor .range-surface-rim{transition:opacity .8s ease-out}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="1"] .subducting-body{transform:rotate(-2deg) translate(14px) translateY(-2px)}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="1"]{--collision-thrust: 1}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="1"] .stage-two-plate,.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="1"] .stage-two-arrow{transform:translateY(-30px) translate(-5px)}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="2"] .stage-two-plate,.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="2"] .stage-two-arrow{transform:rotate(-.48deg) translateY(-16px) translate(-20px)}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="2"] .stage-three-anchor{transform:translateY(-26px) translate(-10px)}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="2"]{--range-grow: .62;--collision-thrust: 1}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="2"] .stage-three-anchor .range-foothills{transform:scaleY(calc(.9 + var(--range-grow) * .13))}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="2"] .stage-three-anchor .range-peak--2{transform:scaleY(calc(var(--range-peak-rest) + (var(--range-peak-hover-main) - var(--range-peak-rest)) * var(--range-grow)))}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="2"] .stage-three-anchor .range-peak--3{transform:scaleY(calc(var(--range-peak-rest) + (var(--range-peak-hover) - var(--range-peak-rest)) * var(--range-grow) * .85))}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="3"]{--range-grow: 1}.diagram-wrap[data-active-stage="1"] .subducting-callout text:last-child{fill:#7a3020}.diagram-wrap[data-active-stage="2"] .stage-two-callout text:last-child{fill:#1a3d42}.diagram-wrap[data-active-stage="2"] .overriding-arrow__shaft{animation-duration:.85s}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="3"] .stage-three-anchor .range-foothills{transform:scaleY(1.03);opacity:1}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="3"] .stage-three-anchor .range-peak--1{transform:scaleY(.92);opacity:1}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="3"] .stage-three-anchor .range-peak--2{transform:scaleY(var(--range-peak-hover-main));opacity:1}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="3"] .stage-three-anchor .range-peak--3{transform:scaleY(var(--range-peak-hover));opacity:1}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="3"] .stage-three-anchor .range-peak--4{transform:scaleY(.9);opacity:1}.diagram-wrap.diagram-settled:not(.diagram-physics)[data-active-stage="3"] .stage-three-anchor .range-surface-rim{opacity:.35}@media(prefers-reduced-motion:reduce){.stage-popover{transition:opacity .15s ease,visibility .15s;transform:none}.diagram-wrap[data-active-stage="1"] .stage-popover[data-stage="1"],.diagram-wrap[data-active-stage="2"] .stage-popover[data-stage="2"],.diagram-wrap[data-active-stage="3"] .stage-popover[data-stage="3"]{transform:none}}@media(prefers-reduced-motion:no-preference){.diagram-epoch .subducting-body{transform-box:view-box;transform-origin:580px 440px;animation:intro-stage-one 4.2s cubic-bezier(.33,1,.68,1) forwards}.diagram-epoch .subducting-strata,.diagram-epoch .subducting-strata--limb{animation:subduct-strata-flow 2.2s linear infinite}.diagram-epoch .subducting-downdip{animation:subduct-downdip-flow 2.6s linear infinite}.diagram-epoch .subducting-strata--delay,.diagram-epoch .subducting-downdip--delay{animation-delay:-1.1s}.diagram-epoch .subducting-strata--limb{animation-duration:1.6s;animation-delay:-.4s}.diagram-epoch .subducting-arrow__shaft{stroke-dasharray:6 8;animation:subduct-arrow-flow 1s linear infinite}.diagram-epoch .sink-particle{animation:intro-sink-pulse 2.8s ease-out infinite}.diagram-epoch .sink-particle--2{animation-delay:.5s}.diagram-epoch .sink-particle--3{animation-delay:1s}.diagram-epoch .sink-particle--4{animation-delay:1.5s}.diagram-epoch .sink-particle--5{animation-delay:2s}.diagram-epoch .sink-particle--6{animation-delay:2.5s}.diagram-epoch .sink-particle--7{animation-delay:3s}.diagram-epoch .melt-glow--primary{animation:intro-melt-glow 4.2s ease-out forwards}.diagram-epoch .stage-two-plate,.diagram-epoch .stage-two-arrow{transform-box:view-box;transform-origin:520px 400px;animation:intro-stage-two 3.2s cubic-bezier(.22,1,.36,1) 1.2s forwards}.diagram-epoch .stage-three-anchor{transform-box:view-box;transform-origin:580px 282px;animation:intro-stage-three-lift 2.2s cubic-bezier(.22,1,.36,1) 2.2s forwards}.diagram-epoch .overriding-arrow__shaft{stroke-dasharray:6 8;animation:overriding-arrow-flow .9s linear 4s infinite}.diagram-epoch .range-shelf,.diagram-epoch .range-foothills{transform-box:view-box;transform-origin:580px 282px;animation:intro-range-base 1.4s cubic-bezier(.22,1,.36,1) 5.2s forwards}.diagram-epoch .range-peak{transform-box:view-box;animation:intro-range-peak 1.2s cubic-bezier(.22,1,.36,1) forwards}.diagram-epoch .range-peak--1{transform-origin:368px 266px;animation-delay:5.7s}.diagram-epoch .range-peak--2{transform-origin:520px 256px;animation-delay:5.95s}.diagram-epoch .range-peak--3{transform-origin:620px 242px;animation-delay:6.2s}.diagram-epoch .range-peak--4{transform-origin:772px 232px;animation-delay:6.45s}.diagram-settled:not(.diagram-physics) .subducting-body{transform-box:view-box;transform-origin:525px 448px;transform:rotate(-1.2deg) translate(8px) translateY(-2px);transition:transform 1.1s cubic-bezier(.22,1,.36,1)}.diagram-settled .subducting-strata,.diagram-settled .subducting-strata--limb{animation:subduct-strata-flow 2.8s linear infinite}.diagram-settled .subducting-downdip{animation:subduct-downdip-flow 3.2s linear infinite}.diagram-settled .subducting-strata--delay,.diagram-settled .subducting-downdip--delay{animation-delay:-1.4s}.diagram-settled .subducting-strata--limb{animation-duration:2s;animation-delay:-.6s}.diagram-settled .overriding-arrow__shaft{stroke-dasharray:6 8;animation:overriding-arrow-flow 2s linear infinite}.diagram-settled .subducting-arrow__shaft{stroke-dasharray:6 8;animation:subduct-arrow-flow 1.2s linear infinite}.diagram-settled .sink-particle{animation:sink-into-melt 4s linear infinite}.diagram-settled .sink-particle--2{animation-delay:.8s}.diagram-settled .sink-particle--3{animation-delay:1.6s}.diagram-settled .sink-particle--4{animation-delay:2.4s}.diagram-settled .sink-particle--5{animation-delay:3.2s}.diagram-settled .sink-particle--6{animation-delay:4s}.diagram-settled .sink-particle--7{animation-delay:4.8s}.diagram-settled .melt-pool{animation:melt-pool-surge 8s ease-in-out infinite}.diagram-settled .melt-glow--primary{animation:melt-glow-breathe 6s ease-in-out infinite}.diagram-settled .mantle-melt-fade{animation:mantle-melt-fade-breathe 6s ease-in-out infinite}.diagram-settled .asthenosphere-glow{opacity:calc(.5 + var(--collision-thrust) * .5);animation:asthenosphere-breathe 7s ease-in-out infinite}.diagram-settled .subducting-limb-fade{opacity:calc(.55 + var(--collision-thrust) * .35)}.diagram-settled .magma-vein--primary{stroke-dasharray:12 18;animation:magma-vein-flow 5s linear infinite}.diagram-settled .magma-vein--branch{stroke-dasharray:8 14;animation:magma-vein-flow 6.5s linear infinite reverse;animation-delay:-2s}.diagram-settled .sky-clouds{animation:sky-cloud-drift 28s ease-in-out infinite alternate}.diagram-settled .volcanic-smoke{opacity:.3;transition:opacity .6s ease}.diagram-wrap[data-active-stage="3"] .volcanic-smoke{opacity:.92}.diagram-settled .smoke-wisp--1{animation:smoke-rise 7s ease-in-out infinite}.diagram-settled .smoke-wisp--2{animation:smoke-rise 8.5s ease-in-out infinite;animation-delay:-2.5s}.diagram-settled .smoke-wisp--3{animation:smoke-rise 6s ease-in-out infinite;animation-delay:-1s}.diagram-settled .range-sparkle{transform-box:fill-box;transform-origin:center;animation:range-sparkle-twinkle 3.4s ease-in-out infinite}.diagram-settled .range-sparkle--2{animation-delay:.6s}.diagram-settled .range-sparkle--3{animation-delay:1.1s}.diagram-settled .range-sparkle--4{animation-delay:.3s}.diagram-settled .range-sparkle--5{animation-delay:1.8s}.diagram-settled .range-sparkle--6{animation-delay:2.2s}.diagram-settled .range-sparkle--7{animation-delay:.9s}.diagram-settled:not(.diagram-physics) svg.cross-section .stage-two-plate,.diagram-settled:not(.diagram-physics) svg.cross-section .stage-two-arrow{transform:translateY(-8px) translate(-5px)}.diagram-settled:not(.diagram-physics) svg.cross-section .stage-three-anchor{transform:translateY(-6px)}.diagram-settled svg.cross-section .range-shelf,.diagram-settled svg.cross-section .stage-three-anchor .range-foothills{transform:scaleY(1);opacity:1}.diagram-settled svg.cross-section .stage-three-anchor .range-peak{transform:scaleY(var(--range-peak-rest));opacity:1}.diagram-epoch .range-shelf,.diagram-epoch .range-foothills{transform:scaleY(0);opacity:0}svg.cross-section .stage-three-anchor .range-foothills{transform-box:view-box;transform-origin:580px 282px;transform:scaleY(0);opacity:0}svg.cross-section .stage-three-anchor .range-peak{transform-box:view-box;transform:scaleY(0);opacity:0}svg.cross-section .stage-three-anchor .range-peak--1{transform-origin:368px 266px}svg.cross-section .stage-three-anchor .range-peak--2{transform-origin:520px 256px}svg.cross-section .stage-three-anchor .range-peak--3{transform-origin:620px 242px}svg.cross-section .stage-three-anchor .range-peak--4{transform-origin:772px 232px}svg.cross-section .stage-three-anchor .range-surface-rim{opacity:0}.diagram-settled svg.cross-section .stage-three-anchor .range-surface-rim{opacity:.72}@media(hover:none){.diagram-wrap{--diagram-intro-ms: 0}.diagram-epoch .subducting-body,.diagram-epoch .stage-two-plate,.diagram-epoch .stage-two-arrow,.diagram-epoch .stage-three-anchor,.diagram-epoch .range-shelf,.diagram-epoch .range-foothills,.diagram-epoch .range-peak{animation:none}.diagram-epoch .range-shelf,.diagram-epoch .range-foothills,.diagram-settled .range-shelf,.diagram-settled .range-foothills{transform:scaleY(1);opacity:1}.diagram-epoch .range-peak,.diagram-settled .range-peak{transform:scaleY(var(--range-peak-rest));opacity:1}}}@media(prefers-reduced-motion:reduce){.diagram-epoch .subducting-body,.diagram-epoch .stage-two-plate,.diagram-epoch .stage-two-arrow,.diagram-epoch .stage-three-anchor,.diagram-epoch .range-shelf,.diagram-epoch .range-foothills,.diagram-epoch .range-peak{animation:none}.diagram-settled .range-shelf,.diagram-settled .range-foothills,.diagram-epoch .range-shelf,.diagram-epoch .range-foothills{transform:scaleY(1);opacity:1}.diagram-settled .range-peak,.diagram-epoch .range-peak{transform:scaleY(var(--range-peak-rest));opacity:1}.diagram-settled .range-sparkle{animation:none;opacity:.35}.diagram-settled .melt-pool,.diagram-settled .melt-glow--primary,.diagram-settled .mantle-melt-fade{animation:none}}@keyframes subduct-strata-flow{0%{stroke-dashoffset:0}to{stroke-dashoffset:-52}}@keyframes subduct-downdip-flow{0%{stroke-dashoffset:0}to{stroke-dashoffset:-36}}@keyframes subduct-arrow-flow{0%{stroke-dashoffset:0}to{stroke-dashoffset:-28}}@keyframes overriding-arrow-flow{0%{stroke-dashoffset:0}to{stroke-dashoffset:-28}}@keyframes sink-into-melt{0%{opacity:0;transform:translate(0)}10%{opacity:.95}85%{opacity:.25}to{opacity:0;transform:translate(32px,54px)}}@keyframes magma-recycle{0%{opacity:0;transform:translateY(20px)}15%{opacity:.75}to{opacity:0;transform:translateY(-40px)}}@keyframes intro-stage-one{0%{transform:rotate(0) translate(0)}45%{transform:rotate(-.7deg) translate(5px,-1px)}to{transform:rotate(-1.2deg) translate(8px,-2px)}}@keyframes intro-sink-pulse{0%{opacity:0;transform:translate(0)}18%{opacity:.95}70%{opacity:.4}to{opacity:0;transform:translate(28px,48px)}}@keyframes intro-melt-glow{0%{opacity:.12}40%{opacity:.32}to{opacity:.28}}@keyframes melt-pool-surge{0%,to{opacity:.34}50%{opacity:.44}}@keyframes melt-glow-breathe{0%,to{opacity:.22}50%{opacity:.34}}@keyframes mantle-melt-fade-breathe{0%,to{opacity:.72}50%{opacity:.92}}@keyframes asthenosphere-breathe{0%,to{filter:brightness(1)}50%{filter:brightness(1.08)}}@keyframes magma-vein-flow{to{stroke-dashoffset:-60}}@keyframes sky-cloud-drift{0%{transform:translate(-6px)}to{transform:translate(10px)}}@keyframes smoke-rise{0%{opacity:.15;transform:translateY(6px)}45%{opacity:.55}to{opacity:0;transform:translateY(-18px)}}@keyframes range-sparkle-twinkle{0%,to{opacity:0;transform:scale(.5)}42%{opacity:.9;transform:scale(1)}68%{opacity:.25;transform:scale(.75)}}@keyframes intro-stage-two{0%{transform:translateY(0) translate(0)}40%{transform:translateY(-10px) translate(-6px)}70%{transform:translateY(-9px) translate(-5px)}to{transform:translateY(-8px) translate(-5px)}}@keyframes intro-stage-three-lift{0%{transform:translateY(0)}35%{transform:translateY(-10px)}65%{transform:translateY(-8px)}to{transform:translateY(-6px)}}@keyframes intro-range-base{0%{transform:scaleY(0);opacity:0}to{transform:scaleY(1);opacity:1}}@keyframes intro-range-peak{0%{transform:scaleY(0);opacity:0}to{transform:scaleY(.36);opacity:1}}.footnote{margin-top:14px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:Space Grotesk,sans-serif;font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--slate)}.footnote em{font-family:Fraunces,serif;font-style:italic;text-transform:none;letter-spacing:0;font-size:13px;color:var(--ink)}@media(max-width:720px){.stage-popover{width:min(220px,88%)}.stage-popover--rust{left:3%;top:auto;bottom:8%}.stage-popover--teal{right:3%;top:22%}.stage-popover--gold{left:50%;top:auto;bottom:6%;transform:translate(-50%) translateY(6px)}.diagram-wrap[data-active-stage="3"] .stage-popover[data-stage="3"]{transform:translate(-50%) translateY(0)}.legend{grid-template-columns:1fr;gap:14px}}
