*::before,
*::after,
*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root{
    --brand-primary: #4c4fd6;
    --brand-dark: #14153a;

    --paper: #f8f5ef;
    --paper-deep: #efe9df;
    --ink: #1f1e2e;
    --ink-soft: #5f5d72;
    --line: #dcd6c9;
    --accent: var(--brand-primary);
    --accent-warm: #e8794f;

    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'DM Sans', system-ui, sans-serif;
}

html{
    font-size: 62.5%;
    -webkit-text-size-adjust: 100%;
}

body{
    font-family: var(--font-body);
    font-size: 1.7rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--ink);
    background-color: var(--paper);
    background-image:
        radial-gradient(70rem 50rem at 100% 0%, rgba(76, 79, 214, 0.08), transparent 70%),
        radial-gradient(50rem 40rem at 0% 100%, rgba(232, 121, 79, 0.10), transparent 70%);
    background-attachment: fixed;
}

::selection{
    background: var(--accent);
    color: #ffffff;
}

.page{
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
    width: min(116rem, 100% - 4rem);
    margin-inline: auto;
}

/* Header */
.header{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding-block: 3.2rem;
    border-bottom: 1px solid var(--line);
}

.header__brand img{
    display: block;
    width: 15rem;
    height: auto;
}

.header__link{
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--ink-soft);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

.header__link:hover,
.header__link:focus-visible{
    color: var(--accent);
    border-color: currentColor;
}

/* Hero */
main{
    flex: 1;
}

.hero{
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: center;
    gap: 6rem;
    padding-block: 8rem 6rem;
}

.eyebrow{
    display: inline-flex;
    align-items: center;
    gap: 1.2rem;
    margin-bottom: 2.4rem;
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
}

.eyebrow::before{
    content: '';
    width: 3.2rem;
    height: 1px;
    background: currentColor;
}

.hero__title{
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(4.2rem, 6.5vw, 7.6rem);
    line-height: 1.05;
    letter-spacing: -0.015em;
    max-width: 14ch;
    text-wrap: balance;
}

.hero__accent{
    position: relative;
    display: inline-block;
    font-style: italic;
    font-weight: 500;
    color: var(--accent);
}

.hero__underline{
    position: absolute;
    left: 0;
    right: 0;
    bottom: -0.35em;
    width: 100%;
    height: 0.22em;
    color: var(--accent-warm);
    stroke-dasharray: 320;
    stroke-dashoffset: 320;
    animation: draw 1.1s ease-out 0.4s forwards;
}

@keyframes draw{
    to{ stroke-dashoffset: 0; }
}

.hero__text{
    max-width: 50rem;
    margin-top: 3.2rem;
    font-size: clamp(1.8rem, 1.6vw, 2.1rem);
    color: var(--ink-soft);
    text-wrap: pretty;
}

.hero__actions{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 2rem 3.2rem;
    margin-top: 3.6rem;
}

.button{
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1.3rem 2.4rem;
    border-radius: 999px;
    background: var(--ink);
    color: var(--paper);
    font-size: 1.6rem;
    font-weight: 500;
    text-decoration: none;
    box-shadow: 0 1rem 2rem -1rem rgba(31, 30, 46, 0.5);
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.button svg{
    transition: transform 0.2s;
}

.button:hover,
.button:focus-visible{
    background: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 1.4rem 2.4rem -1rem rgba(76, 79, 214, 0.5);
}

.button:hover svg{
    transform: translateX(3px);
}

.hero__sign{
    display: flex;
    align-items: center;
    gap: 1.4rem;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.9rem;
    color: var(--ink);
}

.hero__sign-dash{
    width: 4rem;
    height: 1px;
    background: var(--ink);
    opacity: 0.4;
}

/* Art: the icon as a card resting on the page */
.hero__art{
    position: relative;
    display: grid;
    place-items: center;
    padding: 4rem 0;
}

.card{
    position: relative;
    display: grid;
    place-items: center;
    width: min(100%, 30rem);
    aspect-ratio: 1;
    border-radius: 2.4rem;
    background: #ffffff;
    border: 1px solid var(--line);
    box-shadow:
        0 1px 2px rgba(31, 30, 46, 0.04),
        0 1.2rem 2.4rem -1rem rgba(31, 30, 46, 0.12),
        0 4rem 6rem -3rem rgba(76, 79, 214, 0.25);
    transform: rotate(-4deg);
    animation: settle 1.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes settle{
    from{ opacity: 0; transform: rotate(-9deg) translateY(2rem); }
    to{ opacity: 1; transform: rotate(-4deg) translateY(0); }
}

.mark{
    --cell: 3rem;
    --gap: 0.9rem;
    display: grid;
    grid-template-columns: repeat(3, var(--cell));
    gap: var(--gap);
}

.mark__cell{
    width: var(--cell);
    height: var(--cell);
    border-radius: 0.5rem;
    background: var(--brand-primary);
    animation: cell-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.mark__cell--dot{
    border-radius: 50%;
}

.mark__cell--empty{
    visibility: hidden;
}

.mark__cell:nth-child(1){ animation-delay: 0.30s; }
.mark__cell:nth-child(2){ animation-delay: 0.38s; }
.mark__cell:nth-child(3){ animation-delay: 0.46s; }
.mark__cell:nth-child(5){ animation-delay: 0.54s; }
.mark__cell:nth-child(7){ animation-delay: 0.62s; }
.mark__cell:nth-child(8){ animation-delay: 0.70s; }
.mark__cell:nth-child(9){ animation-delay: 0.78s; }

@keyframes cell-in{
    from{ opacity: 0; transform: scale(0.4); }
    to{ opacity: 1; transform: scale(1); }
}

.sticker{
    position: absolute;
    right: 4%;
    bottom: 8%;
    padding: 0.8rem 1.6rem;
    border-radius: 999px;
    background: var(--accent-warm);
    color: #ffffff;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.7rem;
    white-space: nowrap;
    box-shadow: 0 0.8rem 2rem -0.8rem rgba(232, 121, 79, 0.7);
    transform: rotate(6deg);
    animation: pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 1s both;
}

@keyframes pop{
    from{ opacity: 0; transform: rotate(6deg) scale(0.6); }
    to{ opacity: 1; transform: rotate(6deg) scale(1); }
}

/* Pillars */
.pillars{
    padding-block: 5rem 7rem;
    border-top: 1px solid var(--line);
}

.pillars__title{
    margin-bottom: 3.6rem;
    font-family: var(--font-display);
    font-weight: 400;
    font-style: italic;
    font-size: clamp(2.2rem, 2.6vw, 2.8rem);
    color: var(--ink-soft);
}

.pillars__list{
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 2rem;
    list-style: none;
}

.pillar{
    padding: 2.8rem;
    border-radius: 2rem;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid var(--line);
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.pillar:hover{
    transform: translateY(-4px);
    border-color: rgba(76, 79, 214, 0.35);
    box-shadow: 0 2rem 3rem -2rem rgba(76, 79, 214, 0.35);
}

.pillar__num{
    display: block;
    margin-bottom: 1.6rem;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.8rem;
    color: var(--accent-warm);
}

.pillar__name{
    margin-bottom: 0.8rem;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 2.2rem;
    letter-spacing: -0.01em;
}

.pillar__text{
    font-size: 1.55rem;
    line-height: 1.6;
    color: var(--ink-soft);
}

/* About */
.about{
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 6rem;
    padding-block: 7rem 8rem;
    border-top: 1px solid var(--line);
}

.about__title{
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2.8rem, 3.6vw, 4.4rem);
    line-height: 1.12;
    letter-spacing: -0.01em;
    text-wrap: balance;
}

.about__accent{
    font-style: italic;
    color: var(--accent);
}

.about__body p{
    max-width: 56rem;
    color: var(--ink-soft);
    text-wrap: pretty;
}

.about__body p + p{
    margin-top: 1.8rem;
}

.about__body a{
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(76, 79, 214, 0.35);
    transition: border-color 0.2s;
}

.about__body a:hover,
.about__body a:focus-visible{
    border-color: currentColor;
}

.facts{
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    margin-top: 3.6rem;
    padding-top: 2.8rem;
    border-top: 1px solid var(--line);
}

.facts dt{
    margin-bottom: 0.4rem;
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-warm);
}

.facts dd{
    font-family: var(--font-display);
    font-size: 1.8rem;
    line-height: 1.3;
}

/* Footer */
.footer{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding-block: 2.8rem;
    border-top: 1px solid var(--line);
    font-size: 1.4rem;
    color: var(--ink-soft);
}

.footer__muted{
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.6rem;
}

/* Paper grain */
.grain{
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.045;
    pointer-events: none;
    z-index: 10;
}

/* Responsive */
@media (max-width: 860px){
    .hero{
        grid-template-columns: 1fr;
        gap: 4rem;
        padding-block: 5rem 4rem;
        text-align: left;
    }

    .hero__art{
        order: -1;
        justify-items: start;
        padding: 0;
    }

    .card{
        width: 16rem;
        border-radius: 1.8rem;
    }

    .mark{
        --cell: 1.8rem;
        --gap: 0.55rem;
    }

    .sticker{
        right: auto;
        left: 14rem;
        bottom: 1rem;
        font-size: 1.5rem;
    }

    .header__brand img{
        width: 12rem;
    }

    .header__link{
        display: none;
    }

    .pillars{
        padding-block: 4rem 5rem;
    }

    .pillars__list{
        grid-template-columns: 1fr;
        gap: 1.6rem;
    }

    .about{
        grid-template-columns: 1fr;
        gap: 3rem;
        padding-block: 5rem 6rem;
    }

    .facts{
        grid-template-columns: 1fr;
        gap: 1.6rem;
    }

    .pillar{
        padding: 2.4rem;
    }

    .footer{
        flex-direction: column;
        gap: 0.4rem;
        text-align: center;
    }
}

@media (min-width: 861px) and (max-width: 1100px){
    .pillars__list{
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (prefers-reduced-motion: reduce){
    .card,
    .mark__cell,
    .sticker,
    .hero__underline{
        animation: none;
        stroke-dashoffset: 0;
    }
}