/* ===================================== foundations-2026 / styles.css ===================================== */
:root{
    --pale-blue: #d5fffb
}
body{
    background-color: var(--brand-depth);
}

.bg-pale-blue{
    background-color: var(--pale-blue);
}
.foundations-hero {
    position: relative;
    overflow: hidden;
    padding: var(--space-24) 0 var(--v-padding-s);
    background: linear-gradient(
        135deg in oklab,
        #d5fffb  -34.45%,
        #D1F9F5  -27.19%,
        #C4E7E1  -19.92%,
        #AFC8C1  -12.64%,
        #929E93   -5.39%,
        #757365    1.88%,
        #605445    9.15%,
        #534232   16.41%,
        #4F3C2B   23.68%,
        #483729   30.74%,
        #322924   37.79%,
        #1C1A1E   44.84%,
        #15151C   51.9%
    );
}

.foundations-hero::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 750px;
    background: url(_img/square-grid.svg) repeat-x;
    opacity: 0.7;
    z-index: 0
}


/* -------------------- blur layer -------------------- */
.blur-layer{
    position: absolute;
    inset: 0;
    z-index: 1
}

.blur-ellipse{
    position: absolute;
    border-radius: 100%;
    filter: blur(240px);
}

.blur-ellipse-1 {
    width: 54%;
    height: 36%;
    background: var(--pale-blue);
    position: absolute;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    z-index: 1
}

.blur-ellipse-2 {
    width: 56%;
    height: 38%;
    background: var(--brand-ground);
    top: -25%;
    left: -15%;
    transform: rotate(163.929deg);
    z-index: 2
}

.blur-ellipse-3 {
    width: 53%;
    height: 36%;
    background: var(--pale-blue);
    top: -20%;
    right: -20%;
    transform: rotate(30deg);
    z-index: 3
}

.blur-ellipse-4 {
    width: 100%;
    height: 36%;
    background: var(--brand-depth);
    bottom: -20%;
    left: -20%;
    transform: rotate(30deg);
    z-index: 4
}

/* -------------------- content layer -------------------- */

.content-layer{
    z-index: 9999;
    position: relative;
}
.section__inner {
    position: relative;
    z-index: 1;
}

.foundations-hero__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-24);
    padding: var(--space-16) 0;
}

.foundations-hero__logo {
    display: inline-flex;
    align-items: center;
    color: var(--gray-1);
    transition: color 0.2s ease-in-out;
    &:hover{
        color: var(--gray-2);
    }
    &:active{
        color: var(--gray-1);
    }
}

.foundations-hero__eyebrow {
    display: block;
    font-family: var(--font-eyebrow);
    font-weight: 500;
    font-size: var(--body-l);
    color: var(--pale-blue);
    letter-spacing: 0.75em;
    text-transform: uppercase;
    width: 100%;
    text-align: center;
    min-height: 24px;
    position: relative;
}

.foundations-hero__body {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-56);
    padding: var(--space-96) 0 var(--space-40);
}


.foundations-hero__date {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: var(--display-s);
    line-height: 1.2;
    color: var(--gray-1);
    margin: 0 0 var(--space-24);
    text-align: right;
}

.foundations-hero__subhead {
    color: var(--gray-2);
    margin: 0 0 var(--space-32);
    font-size: var(--title-s);
}



/* -------------------- header speaker tiles -------------------- */

.foundations-hero__grid{
    display: grid;
    grid-template-columns: 2fr 2fr 1fr;
}

.grid-box{
    width: 100%;
    aspect-ratio: 1 / 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.grid-box img{
    border-radius: 100%;
    max-width: 100%;
}
.grid-box-1{
    grid-column: 2 / span 1;
    display: flex;
    align-items: end;
}

.grid-box-2{

    grid-column: 1 / span 2;
    grid-row: 2 / span 1;


}

.grid-box-1 > div{
    background-color: var(--brand-agility);
    padding: var(--space-24);

}

.grid-box-2 > div{
    padding: var(--space-40);
    background-image: linear-gradient(0deg, var(--brand-ground) -82.16%, transparent);

}

.grid-box-3 > div{
    background-color: var(--pale-blue);
    padding: var(--space-12);
}

/* -------------------- block grid -------------------- */

.foundations-hero__countdown-grid-outer{
    display: grid;
    grid-template-columns: 1fr 5fr 1fr;
    margin-top: var(--space-24);

}

.foundations-hero__countdown-grid-outer .block-decorative > div{
    background: url(_img/subtract-ground-square.svg) no-repeat 0 100% / cover;
    aspect-ratio: 1 / 1;
}

.foundations-hero__countdown-grid-inner{
    display: grid;
    grid-template-columns: repeat(5, 1fr);
}

.foundations-hero__countdown-grid-inner > div{
    width: 100%;
    aspect-ratio: 1 / 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.foundations-hero__countdown-grid-inner .time-item{
    background-color: var(--brand-agility);

}

.block-circle{
    background-color: var(--brand-depth);
    width: 80%;
    aspect-ratio: 1 / 1;
    border-radius: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.foundations-hero__countdown-grid-inner .blank-item{
    background-image: linear-gradient(to top, var(--brand-ground), transparent);
}

/* -------------------- block grid alt -------------------- */

.block-grid{
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    grid-template-rows: repeat(5, 1fr);
    grid-template-areas: 
    "blockA blockA blockA blockA . . . . . ."
    "blockA blockA blockA blockA . . blockB . . ."
    "blockA blockA blockA blockA blockC blockC . blockD blockD blockD"
    "blockA blockA blockA blockA blockC blockC . blockD blockD blockD"
    ". . . . . . . blockD blockD blockD";
}

.blockA{
    grid-area: blockA;
    

}
.blockB{
    grid-area: blockB;
  

}
.blockC{
    grid-area: blockC;
}

.blockD{
    grid-area: blockD;
}

.blockA > div, .blockB > div, .blockC > div, .blockD > div{
    width: 100%;
    aspect-ratio: 1 / 1;
    background: url(_img/block-grid-square.svg) no-repeat 0 0 / cover
}

.blockA, .blockB, .blockC, .blockD {
    opacity: 0;
    transform: translateY(16px) scale(0.92);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.block-grid.is-visible .blockA {
    opacity: 1;
    transform: none;
    transition-delay: 0ms;
}

.block-grid.is-visible .blockB {
    opacity: 1;
    transform: none;
    transition-delay: 120ms;
}

.block-grid.is-visible .blockC {
    opacity: 1;
    transform: none;
    transition-delay: 240ms;
}

.block-grid.is-visible .blockD {
    opacity: 1;
    transform: none;
    transition-delay: 360ms;
}

.blockC > div, .blockD > div{
    transform: rotate(180deg);
}

/* -------------------- countdown -------------------- */

.foundations-hero__countdown {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    margin-top: var(--space-16);
    justify-content: flex-end;
    gap: var(--space-32);
}

.foundations-hero__countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-8);
    min-width: 96px;
}

.foundations-hero__countdown-divider {
    width: 1px;
    height: var(--space-48);
    background: rgba(255, 255, 255, 0.4);
    flex-shrink: 0;
    align-self: center;
}

.foundations-hero__countdown-value {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: var(--display-xl);
    line-height: 1.2;
    color: var(--gray-1);
    text-align: center;
}

.foundations-hero__countdown-label {
    font-family: 'DM Mono', monospace;
    font-size: var(--label-s);
    font-weight: 500;
    color: var(--pale-blue);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===================================== hero animations ===================================== */

@keyframes omFan      { from { transform: translateX(var(--fx)); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes omFade     { from { opacity: 0; } to { opacity: 1; } }
@keyframes omFadeSoft { from { opacity: 0; } to { opacity: 0.8; } }
@keyframes omFadeDim  { from { opacity: 0; } to { opacity: 0.4; } }
@keyframes omBlink    { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
@keyframes omTrace    { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
@keyframes omFillIn   { from { fill: rgba(213,255,251,0); } to { fill: rgb(213,255,251); } }
@keyframes omWhiten   { from { fill: rgb(213,255,251); } to { fill: rgb(255,255,255); } }
@keyframes omStrokeOut{ from { stroke-opacity: 1; } to { stroke-opacity: 0; } }
@keyframes omMoveA    { from { transform: translateX(-79.37px); } to { transform: translateX(0); } }
@keyframes omMoveI    { from { transform: translateX(-179.05px); } to { transform: translateX(0); } }

/* 9 letters fan in after the 1.5s trace phase */
.foundations-logo path:not(.logo-letter-a):not(.logo-letter-i) {
    animation: omFan 1s cubic-bezier(0.2, 0, 0, 1) 2.4s both;
}

/* A and I: stroke trace → pale-blue fill → slide + whiten */
.logo-letter-a,
.logo-letter-i {
    stroke: var(--pale-blue);
    stroke-width: 2;
    stroke-dasharray: 1;
    stroke-opacity: 0;
    fill: rgba(213, 255, 251, 0);
}

.logo-letter-a {
    animation:
        omTrace     1.5s linear                        0s   both,
        omFillIn    0.5s cubic-bezier(0.2, 0, 0, 1)   1.5s both,
        omMoveA     1s   cubic-bezier(0.2, 0, 0, 1)   2.4s both,
        omStrokeOut 0.6s linear                        2.4s both,
        omWhiten    1s   linear                        2.4s forwards;
}

.logo-letter-i {
    animation:
        omTrace     1.5s linear                        0s   both,
        omFillIn    0.5s cubic-bezier(0.2, 0, 0, 1)   1.5s both,
        omMoveI     1s   cubic-bezier(0.2, 0, 0, 1)   2.4s both,
        omStrokeOut 0.6s linear                        2.4s both,
        omWhiten    1s   linear                        2.4s forwards;
}

.foundations-hero__eyebrow-cursor {
    display: none;
    width: 8px;
    height: 0.75em;
    background: var(--pale-blue);
    margin-left: 2px;
        position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.foundations-hero__eyebrow-cursor.blink {
    animation: omBlink 1s step-end infinite;
}

.foundations-hero__copy { animation: omFadeSoft 1s cubic-bezier(0.2, 0, 0, 1) 3.0s both; }
.foundations-hero__cta     { animation: omFade     1s cubic-bezier(0.2, 0, 0, 1) 3.2s both; }
.foundations-hero__date    { animation: omFade     1s cubic-bezier(0.2, 0, 0, 1) 3.4s both; }

.foundations-hero__countdown > :nth-child(1) { animation: omFade    1s cubic-bezier(0.2, 0, 0, 1) 3.6s both; }
.foundations-hero__countdown > :nth-child(2) { animation: omFadeDim 1s cubic-bezier(0.2, 0, 0, 1) 3.6s both; }
.foundations-hero__countdown > :nth-child(3) { animation: omFade    1s cubic-bezier(0.2, 0, 0, 1) 3.75s both; }
.foundations-hero__countdown > :nth-child(4) { animation: omFadeDim 1s cubic-bezier(0.2, 0, 0, 1) 3.75s both; }
.foundations-hero__countdown > :nth-child(5) { animation: omFade    1s cubic-bezier(0.2, 0, 0, 1) 3.9s both; }
.foundations-hero__countdown > :nth-child(6) { animation: omFadeDim 1s cubic-bezier(0.2, 0, 0, 1) 3.9s both; }
.foundations-hero__countdown > :nth-child(7) { animation: omFade    1s cubic-bezier(0.2, 0, 0, 1) 4.05s both; }

/* ===================================== agenda ===================================== */

.foundations-agenda {
    position: relative;
    overflow: hidden;
    background-image: linear-gradient(
        to top in oklab,
        rgba(79, 60, 43, 1.00)  0%,
        rgba(79, 60, 43, 0.92) 20%,
        rgba(79, 60, 43, 0.68) 40%,
        rgba(79, 60, 43, 0.32) 60%,
        rgba(79, 60, 43, 0.08) 80%,
        rgba(79, 60, 43, 0.00) 100%
    );
    background-attachment: fixed;
}

.foundations-agenda::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 600px;
    background: linear-gradient(
        to bottom in oklab,
        rgba(21, 21, 28, 1.00)  0%,
        rgba(21, 21, 28, 0.92) 20%,
        rgba(21, 21, 28, 0.68) 40%,
        rgba(21, 21, 28, 0.32) 60%,
        rgba(21, 21, 28, 0.08) 80%,
        rgba(21, 21, 28, 0.00) 100%
    );
    pointer-events: none;
}

.section_intro {
    margin: 0 auto var(--space-72);
    text-align: center;
}

.section__eyebrow {
    display: block;
    font-family: var(--font-eyebrow);
    font-weight: 500;
    font-size: var(--label-m);
    color: var(--pale-blue);
    margin-bottom: var(--space-16);
}

.section__heading {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: var(--display-m);
    line-height: 1.2;
    color: var(--gray-1);
    margin: 0 auto var(--space-24);
    max-width: 900px;
     text-wrap: pretty;
}

.section__subhead {
    color: var(--text-fill-1);
    font-size: var(--title-m);
    max-width: 630px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.75;
    text-wrap: pretty;
}

.foundations-agenda__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-48);
    padding-bottom: var(--v-padding-m);
}

.foundations-agenda__item {
    display: flex;
    gap: var(--space-16);
    padding-bottom: var(--space-48);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);

    display: grid;
    grid-template-areas: 
        "time"
        "description"
        "headshots";
    
}



.foundations-agenda__item:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.foundations-agenda__time {
    /* flex: 0 0 15%; */
    color: var(--brand-clarity);
    font-size: var(--body-m);
    grid-area: time;
}

.foundations-agenda__speaker-img{
    grid-area: headshots;
}   

.foundations-agenda__speaker-img > div {
    padding: 0 var(--space-12);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    flex-wrap: wrap;
    opacity: 0.12;
    filter: grayscale(1);
    transition: opacity 0.4s cubic-bezier(0.2, 0, 0, 1), filter 0.4s cubic-bezier(0.2, 0, 0, 1);
}

.foundations-agenda__speaker-img .speaker-img-wrapper {
    border-radius: 100%;
    transform: scale(0.95);
    transition: transform 0.4s cubic-bezier(0.2, 0, 0, 1);
    position: relative;
    flex: 1 1 25%;
  min-width: 25%;
  max-width: 50%;

}

.foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(2),
.foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(3),
.foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(4),
.foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(5) {
    margin-left: -24px;
}


.flex-break {
  display: none;
}

.foundations-agenda__speaker-img .speaker-img-wrapper img{
    max-width: 100%;
    border-radius: 100%;
    box-shadow: 0px 1px 1px rgba(21, 21, 28, 0.02),
  0px 3px 3px rgba(21, 21, 28, 0.04),
  0px 6px 6px rgba(21, 21, 28, 0.06),
  0px 10px 10px rgba(21, 21, 28, 0.08),
  0px 16px 16px rgba(21, 21, 28, 0.10); 

}




.foundations-agenda__item.hover-area.is-hovered .foundations-agenda__speaker-img > div {
    opacity: 1;
    filter: grayscale(0);
}

.foundations-agenda__item.hover-area.is-hovered .foundations-agenda__speaker-img .speaker-img-wrapper {
    transform: scale(1);
}

.foundations-agenda__item.hover-area.is-hovered .foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(1) { transition-delay: 0ms; }
.foundations-agenda__item.hover-area.is-hovered .foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(2) { transition-delay: 60ms; }
.foundations-agenda__item.hover-area.is-hovered .foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(3) { transition-delay: 120ms; }
.foundations-agenda__item.hover-area.is-hovered .foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(4) { transition-delay: 180ms; }

.ai-gateway{
    padding: var(--v-padding-l) 0;
    /* background-color: var(--brand-depth); */
    position: relative;
    overflow: hidden;
}
.ai-gateway::after{
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url(_img/abstract-shape-v2.svg) no-repeat 50% 100% / cover;
    opacity: 0.035;
    z-index: -1;
}

.who-card{
    background: color-mix(in srgb, var(--surface-fill-2) 25%, transparent);
    border-radius: 4px;
    position: relative;
    height: 100%;
    padding: var(--space-48) var(--space-40);
    text-wrap: pretty;
}


.foundations-agenda__details {
    flex: 1 1 0%;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-24);
    grid-area: description;
}

.foundations-agenda__title {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: var(--headline-l);
    line-height: 1.2;
    color: var(--gray-1);
    margin: 0;
}

.foundations-agenda__speaker {
    color: var(--brand-clarity);
    font-size:  var(--body-m);
    margin-bottom:0;
    font-weight: 700;
}

.foundations-agenda__speaker-title{
    font-size:  var(--body-s);
    margin: 0;
    color: var(--text-fill-2);
}

.foundations-agenda__description {
    color: color-mix(in srgb, var(--brand-clarity) 90%, transparent);
    font-size: var(--body-m);
    max-width: 700px;
    margin: 0;
}

.foundations__footer{
    position: relative;
    display: flex;
    align-items: center;
    height: 100vh;

}

.footer__inner{
    padding: var(--v-padding-l) 0;
    position: relative;
    z-index: 2;
    flex: 1;
}

.foundations__footer__gradient-layer{
    width: 100%;
    position: absolute;
    background-image: linear-gradient(
        360deg in oklab,
        rgba(21, 21, 28, 1.00)   0%,
        rgba(21, 21, 28, 0.92)  20%,
        rgba(21, 21, 28, 0.68)  40%,
        rgba(21, 21, 28, 0.32)  60%,
        rgba(21, 21, 28, 0.08)  80%,
        rgba(21, 21, 28, 0.00) 100%
    );
    height: 100vh;
    bottom:0;
    left: 0;
}

.foundations__footer__logo-layer{
    width: 100%;
    position: absolute;
   background:url(_img/foundations-logo-fade.svg) repeat-y 0 0 / 100%;
    height: 100vh;
    bottom:0;
    left: 0;
    z-index: 1
}

.foundations__footer::before{
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 750px;
    background: url(_img/square-grid.svg) repeat-x;
    transform: rotate(180deg);
    opacity: 0.7;
}





/* ===================================== media queries ===================================== */

@media (min-width:768px){
    .foundations-agenda__item{
        /* grid-template-columns: 125px 2fr 5fr;
        grid-template-areas: 
        "time headshots description"; */
        grid-template-columns: 2fr 5fr;
        grid-template-areas: 
        "headshots description ";
    }
}

@media (min-width:768px) and (max-width:1199px){
    /* .foundations-agenda__item{
        grid-template-columns: max-content 1fr 2fr;
    } */
    .flex-break{
        display: block;
        flex-basis: 100%;
        height: 0;
    }
    .foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(2),
    .foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(3),
    .foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(5){
        margin-left: -16px;
    }
    .foundations-agenda__speaker-img .speaker-img-wrapper:nth-child(4){
        margin-left: 0;
    }
}
@media (max-width: 1199px) {
    .foundations-hero__countdown-value {
        font-size: var(--display-m);
    }
}

@media (max-width: 767px) {
    .foundations-hero {
        background-attachment: scroll;
    }

    .foundations-hero__body {
        padding: var(--space-56) 0 var(--space-24);
        gap: var(--space-32);
    }

    .foundations-agenda {
        background-attachment: scroll;
    }

    .foundations-agenda::before {
        height: 200px;
    }

    .section_intro {
        margin-bottom: var(--space-48);
    }

    .section__heading {
        font-size: var(--display-s);
    }

    .foundations-agenda__item {
        flex-direction: column;
        gap: var(--space-16);
    }

    .foundations-agenda__time {
        flex-basis: auto;
    }

    .foundations__footer__gradient-layer {
        height: 100vh;
    }
    .foundations-agenda__speaker-img{
        justify-content: flex-start;
        margin-top: var(--space-24);
    }
    .foundations-agenda__speaker-img img{
        opacity: 1;
        max-width: 125px;
    }

    .foundations-agenda__item.hover-area .foundations-agenda__speaker-img > div {
        opacity: 1;
        filter: grayscale(0);
    }

    .foundations-agenda__item.hover-area .foundations-agenda__speaker-img .speaker-img-wrapper {
        transform: scale(1);
    }
}

@media (min-width: 576px) and (max-width:767px) {
    .foundations-agenda__speaker-img .speaker-img-wrapper{
        max-width: 35%;
    }
}

@media (max-width: 575px) {

    .foundations-hero__eyebrow{
        min-height: 16px;
    }
    .foundations-hero__countdown {
       gap: 0;
    }

    .foundations-hero__countdown-item {
        padding: var(--space-16);
    }

    .foundations-hero__countdown {
        flex-wrap: wrap;
    }

    .foundations-hero__countdown-item {
        flex: 0 0 50%;
    }

    .foundations-hero__countdown-divider {
        display: none;
    }

    .foundations-hero__countdown-value {
        font-size: var(--display-l);
    }
    .foundations-hero__date{
        text-align: center;
    }

    .footer__inner .display-xl{
        font-size: var(--display-l);
    }

    
}

@media (max-width:467px){
    .foundations-hero__eyebrow-cursor{
        bottom: 3px;
        top: auto;
        height: 12px;
        transform: none;
    }
}