:root{--navy:#051623;--ink:#112b3e;--blue:#006699;--cyan:#8cddf5;--orange:#f5a34f;--muted:#526571;--line:#d5e0e6;--pale:#eff5f8;--white:#fff;--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:white;font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:5px}button{font:inherit}img{display:block;max-width:100%}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.1}a,button{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #da781d;outline-offset:5px}.container{width:min(var(--max),calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;z-index:100;top:8px;left:8px;padding:12px 20px;background:white;color:var(--navy);transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.site-header{background:var(--navy);color:white;border-bottom:1px solid #ffffff24;position:sticky;top:0;z-index:20}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;min-height:100px}.brand{text-decoration:none;line-height:1.15;flex-shrink:0}.brand-name{display:block;font-weight:800;font-size:32px;letter-spacing:-1px}.brand-year{font-size:18px;font-weight:400;color:var(--cyan);letter-spacing:.03em;margin-left:8px}.brand-org{display:block;font-size:12px;letter-spacing:.035em;margin-top:5px}.desktop-nav{display:flex;gap:28px;align-items:center}.desktop-nav a{text-decoration:none;font-size:14px;font-weight:600;white-space:nowrap}.desktop-nav a:hover{color:var(--cyan)}.button{display:inline-flex;align-items:center;justify-content:center;gap:25px;padding:17px 24px;min-height:52px;color:var(--navy);background:var(--orange);text-decoration:none;font-weight:700;font-size:15px;border:1px solid transparent;border-radius:3px;transition:background .2s,transform .2s}.button:hover{background:#ffb665;transform:translateY(-2px)}.button-small{padding:11px 18px;min-height:44px;font-size:14px;gap:16px}.hero{color:white;background:linear-gradient(90deg,#051623f5 0%,#051623d9 35%,#05162328 78%),url('assets/invitation-hero.png') center right/cover no-repeat,var(--navy)}.hero-inner{padding-top:60px;padding-bottom:34px}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.16em;font-weight:700;line-height:1.5}.hero-eyebrow{display:flex;align-items:center;gap:13px;color:var(--cyan)}.mini-line{width:30px;height:2px;background:var(--orange)}.invitation-tag{margin-top:32px;display:inline-block;font-size:12px;letter-spacing:.05em;padding:6px 12px;border:1px solid #6d8698;border-radius:3px;background:#05162380}h1{font-size:clamp(3rem,5.3vw,4.9rem);font-weight:750;letter-spacing:-.045em;line-height:1.03;margin:23px 0 20px}h1 span{color:var(--cyan)}.hero-tagline{font-size:clamp(1.15rem,1.75vw,1.5rem);font-weight:400;letter-spacing:-.01em}.hero-actions{display:flex;align-items:center;gap:30px;margin:32px 0 54px}.text-link{font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:18px;text-decoration:none;border-bottom:1px solid var(--blue);padding-bottom:5px;color:var(--blue)}.text-link:hover{border-color:transparent}.text-link.light{color:white;border-color:#a7bece}.hero-bottom{display:flex;gap:76px;border-top:1px solid #ffffff40;padding-top:24px;max-width:710px}.hero-bottom p{font-size:18px;font-weight:700;line-height:1.5}.hero-bottom span{display:block;font-size:14px;color:#c4d3df;font-weight:400;margin-top:4px}.mobile-break{display:none}.quick-facts{background:var(--pale);border-bottom:1px solid var(--line)}.facts-grid{display:grid;grid-template-columns:1fr 1.3fr 1.1fr;padding-block:28px}.facts-grid>div{padding-left:32px;border-left:1px solid #c2d1d9}.facts-grid>div:first-child{border:0;padding-left:0}.fact-label{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}.facts-grid strong{font-size:16px;font-weight:600}
@media(min-width:1600px){.hero-inner{padding-top:80px;padding-bottom:40px}.hero-actions{margin-bottom:65px}}
@media(max-width:1050px){.container{width:calc(100% - 56px)}.desktop-nav{gap:18px}.header-inner{gap:20px}.brand-name{font-size:28px}.hero{background-position:65% center}.hero-actions{gap:22px}.facts-grid strong{font-size:14px}.facts-grid>div{padding-left:20px}}
@media(max-width:780px){html{scroll-padding-top:85px}.container{width:calc(100% - 40px)}.header-inner{min-height:82px}.desktop-nav{display:none}.button-small{padding:9px 12px;font-size:12px;gap:8px}.brand-name{font-size:25px}.brand-year{font-size:14px}.brand-org{font-size:12px}.hero{background-image:linear-gradient(90deg,#051623ed,#051623a8),url('assets/invitation-hero.png');background-position:60% center}.hero-inner{padding-top:38px;padding-bottom:30px}.hero-eyebrow{font-size:12px}.invitation-tag{font-size:12px;margin-top:26px}h1{font-size:clamp(2.8rem,9vw,4rem);margin-top:23px}.hero-actions{flex-wrap:wrap;gap:23px;margin-bottom:40px}.hero-bottom{gap:24px;justify-content:space-between}.hero-bottom p{font-size:15px}.hero-bottom span{font-size:12px}.facts-grid{grid-template-columns:1fr;gap:17px;padding-block:22px}.facts-grid>div{border:0;padding:0;display:flex;justify-content:space-between;gap:15px}.fact-label{font-size:12px;margin:0}.facts-grid strong{font-size:13px;text-align:right}}
.mobile-nav{display:none}.section{padding:96px 0}.section-kicker{color:var(--blue);margin-bottom:26px}h2{font-size:clamp(2.1rem,3.6vw,3.1rem);font-weight:700;letter-spacing:-.045em;line-height:1.13}.blue-text{color:var(--blue)}.intro-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:100px}.intro-copy>p{color:var(--muted);margin-bottom:21px}.intro-copy .lead{font-size:23px;line-height:1.5;color:var(--ink);margin-bottom:24px;letter-spacing:-.02em}.intent-note{display:flex;align-items:center;gap:22px;border-top:1px solid var(--line);margin-top:30px;padding-top:23px}.intent-note>span{font-size:32px;color:var(--blue)}.intent-note p{font-size:16px;line-height:1.6}.discussion-section{background:var(--pale)}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:50px;margin-bottom:45px}.section-heading>p{max-width:350px;color:var(--muted);margin-bottom:3px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.topic{border-top:3px solid var(--blue);background:white;padding:30px 28px 32px;display:flex;flex-direction:column}.topic-top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:52px}.topic-number{font-size:27px;font-weight:400;color:var(--blue);letter-spacing:-.02em}.topic-category{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.topic h3{font-size:24px;line-height:1.25;letter-spacing:-.035em;margin-bottom:23px}.topic>p{color:var(--muted);margin-bottom:28px;line-height:1.65;flex:1}.topic-detail{border-top:1px solid var(--line);padding-top:21px;font-size:14px;line-height:1.6;color:var(--blue)}.program-grid{display:grid;grid-template-columns:.85fr 1.25fr;gap:85px}.section-copy{margin:25px 0 19px;color:var(--muted)}.outline-label{font-size:12px;line-height:1.5;color:var(--muted);display:inline-block;padding:9px 12px;border:1px solid var(--line);border-radius:3px}.program-panel{border-top:3px solid var(--ink)}.program-panel-heading{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}.program-panel-heading strong{font-size:16px}.status-label{font-size:12px;color:#765017;background:#fcf2df;padding:5px 10px;border-radius:3px}.time-row{display:flex;gap:28px;padding:29px 0}.time-row time{font-size:24px;font-weight:600;color:var(--blue);line-height:1.3;width:80px;flex-shrink:0;letter-spacing:-.03em}.time-row h3,.agenda-placeholder h3{font-size:18px;line-height:1.4;margin-bottom:5px}.time-row p{font-size:14px;color:var(--muted)}.agenda-placeholder{display:grid;grid-template-columns:80px 1fr;gap:28px;padding:8px 0 32px;border-bottom:1px solid var(--line)}.agenda-line{border-left:1px dashed #9bb9c8;min-height:125px;justify-self:center}.agenda-placeholder p{font-size:15px;color:var(--muted);margin-bottom:18px;line-height:1.65}.agenda-placeholder .text-link{font-size:13px}.venue-section{background:var(--pale)}.venue-grid{display:grid;grid-template-columns:.85fr 1.25fr;gap:0}.venue-card{padding:36px;background:var(--blue);color:white}.venue-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;color:#cae8f5}.floor-mark{font-size:20px;border:1px solid #ffffff70;padding:4px 10px;font-weight:500}.venue-building{font-size:15px;letter-spacing:.05em;margin-bottom:5px}.venue-card h3{font-size:38px;letter-spacing:-.03em}.venue-floor{margin-top:8px;color:#d4eaf5;font-size:15px}.venue-rule{height:1px;background:#ffffff4a;margin:25px 0}.venue-card address{font-style:normal;font-size:16px;line-height:1.7}.venue-card address span{font-size:14px;color:#e2f0f7}.venue-phone{font-size:14px;display:inline-block;margin:15px 0 16px;text-decoration:none}.venue-phone:hover{text-decoration:underline}.venue-confirmation{font-size:13px;color:#d9edf6;line-height:1.6;margin-bottom:22px}.button-white{background:white;color:var(--blue);font-size:14px;padding:12px 20px}.button-white:hover{background:#e7f6ff}.venue-map{display:flex;flex-direction:column;min-height:480px;background:#dfe8ee}.venue-map iframe{width:100%;border:0;flex:1;min-height:390px;filter:saturate(.75)}.map-caption{display:flex;align-items:center;justify-content:space-between;gap:20px;background:white;padding:21px 25px;font-size:13px}.map-caption a{font-weight:700;color:var(--blue);white-space:nowrap}.transport-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin-top:42px}.transport-grid article{border-top:1px solid #bccfd9;padding-top:23px}.transport-label{font-size:12px;letter-spacing:.05em;color:var(--blue);text-transform:uppercase}.transport-grid h3{font-size:20px;margin:15px 0 17px;line-height:1.3;letter-spacing:-.02em}.transport-grid p{font-size:15px;color:var(--muted);margin:12px 0}.line-tag{display:inline-block;font-size:12px;line-height:1.5;font-weight:700;color:white;border-radius:20px;padding:4px 11px;margin:0 5px 5px 0}.line-three{background:#a94900}.line-shin{background:#a11b35}.transport-grid .taxi-address{font-size:14px;color:var(--ink);background:white;padding:10px 12px;border:1px solid var(--line)}.transport-grid .text-link{font-size:13px;margin-top:10px}.source-note{font-size:12px;color:var(--muted);margin-top:35px;line-height:1.65}.participation-section{padding:82px 0 28px;background:var(--navy);color:white}.participation-grid{display:grid;grid-template-columns:1fr 1fr;gap:130px}.participation-section .eyebrow{color:var(--cyan);margin-bottom:30px}.participation-section h2{font-size:clamp(2.2rem,3.7vw,3.5rem)}.participation-intro{color:#b6cbd9;margin-top:25px;max-width:380px;line-height:1.75}.rsvp-panel{border-top:2px solid var(--orange);padding-top:24px}.rsvp-label{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--orange)}.rsvp-panel h3{font-size:31px;line-height:1.22;letter-spacing:-.02em;margin:20px 0}.rsvp-panel>p{color:#d1dfe8;line-height:1.65;margin-bottom:23px}.rsvp-button{width:100%;justify-content:space-between}.rsvp-panel .rsvp-note{font-size:13px;color:#afc3d1;margin:17px 0 0}.travel-note{font-size:12px;color:#afc3d1;border-top:1px solid #ffffff25;padding-top:23px;margin-top:55px}.organizer-grid{display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:35px;margin-top:46px}.organizer-overline{font-size:12px;color:var(--blue);text-transform:uppercase;letter-spacing:.07em}.organizer-grid h3{font-size:21px;line-height:1.4;letter-spacing:-.025em;margin:14px 0 13px}.organizer-grid p{font-size:14px;color:var(--muted);line-height:1.75}.organizer-primary{border-left:3px solid var(--orange);padding-left:24px}.organizer-person,.organizer-context{padding-left:24px;border-left:1px solid var(--line)}.site-footer{background:var(--navy);color:white}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-block:38px}.footer-top>p{font-size:15px;color:#bed4e2}.back-to-top{font-size:13px;text-decoration:none;white-space:nowrap}.back-to-top span{margin-left:20px}.footer-bottom{display:flex;justify-content:space-between;gap:30px;border-top:1px solid #ffffff25;color:#a8bfcd;font-size:12px;padding-block:20px}
@media(max-width:1050px){.intro-grid{gap:55px}.program-grid{gap:45px}.participation-grid{gap:60px}.topic{padding:25px 22px}.topic h3{font-size:21px}.topic-category{font-size:12px}.venue-card{padding:30px}.transport-grid{gap:25px}.map-caption{flex-wrap:wrap;gap:6px}.organizer-grid{gap:22px}.organizer-grid h3{font-size:18px}.section{padding:78px 0}}
@media(max-width:780px){.site-header .button-small{display:none}.mobile-nav{display:block}.mobile-nav summary{cursor:pointer;list-style:none;font-size:14px;min-height:44px;display:flex;gap:15px;align-items:center}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav[open] summary span{transform:rotate(45deg)}.mobile-nav nav{position:absolute;top:100%;left:0;right:0;background:var(--navy);padding:10px 20px 22px;border-bottom:1px solid #516676;box-shadow:0 20px 35px #05162340}.mobile-nav a{display:block;text-decoration:none;border-bottom:1px solid #ffffff20;padding:12px 0;font-size:16px}.mobile-nav a:hover{color:var(--cyan)}.section{padding:60px 0}.section-kicker{margin-bottom:20px}.intro-grid,.program-grid,.participation-grid{grid-template-columns:1fr;gap:32px}.intro-copy .lead{font-size:21px}.intro-copy>p{font-size:16px}.section-heading{display:block;margin-bottom:30px}.section-heading>p{margin-top:25px;max-width:none}.topic-grid{grid-template-columns:1fr;gap:20px}.topic{padding:25px}.topic-top{margin-bottom:24px}.topic-category{font-size:12px}.topic h3{font-size:25px}.topic h3 br{display:none}.topic>p{margin-bottom:23px}.topic-detail{font-size:14px}.program-panel-heading{flex-wrap:wrap;gap:8px}.time-row{gap:17px}.time-row time{width:67px;font-size:22px}.agenda-placeholder{grid-template-columns:67px 1fr;gap:17px}.venue-grid{grid-template-columns:1fr}.venue-card{padding:30px}.venue-map{min-height:350px}.venue-map iframe{min-height:310px}.map-caption{padding:18px 22px;gap:12px}.transport-grid{grid-template-columns:1fr;gap:24px;margin-top:28px}.transport-grid p{font-size:16px}.transport-grid h3{margin:12px 0}.participation-section{padding:58px 0 25px}.participation-grid{gap:38px}.participation-section .eyebrow{margin-bottom:22px}.participation-intro{max-width:none}.rsvp-panel h3{font-size:31px}.travel-note{margin-top:35px}.organizer-grid{grid-template-columns:1fr;gap:28px;margin-top:30px}.organizer-grid h3{font-size:21px}.organizer-grid p{font-size:15px}.footer-top{flex-wrap:wrap;gap:23px}.footer-top>p{order:3;flex-basis:100%;font-size:14px}.footer-bottom{display:block;font-size:12px}.footer-bottom p+p{margin-top:8px}}
@media(max-width:390px){.hero-bottom{flex-direction:column;gap:18px}.hero-actions>.button{font-size:13px;padding:16px 19px;gap:15px}.hero-eyebrow{letter-spacing:.08em}.invitation-tag{font-size:12px}.facts-grid>div{display:block}.facts-grid strong{text-align:left}.fact-label{margin-bottom:4px}.program-panel-heading{display:block}.status-label{display:inline-block;margin-top:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* Supplied IEEE AISC artwork is displayed at its original aspect ratio. */
.brand-with-logo{display:block;width:305px;max-width:100%;background:#fff;padding:10px 12px;border-radius:2px}.aisc-logo{width:100%;height:auto}.footer-top .brand-with-logo{width:305px}
@media(min-width:781px) and (max-width:980px){.header-inner{gap:18px}.header-inner .brand-with-logo{width:250px}.desktop-nav{gap:15px}.desktop-nav a{font-size:12px}.header-inner .button-small{font-size:12px;gap:10px;padding:10px 12px}}
@media(max-width:780px){.header-inner .brand-with-logo{width:min(275px,calc(100% - 85px));padding:9px}.footer-top .brand-with-logo{width:275px}}