:root {
    --bg: #0b0b0d;
    --red: #6e1300;
    --soft-red: rgba(107, 7, 7, 0.85);
    --glow: rgba(0, 0, 0, 0.65);
    --title-offset: 44px;
    --after-pullup: -18px;
}

/* -------------------------
   Flip text (hover flip)
   ------------------------- */
.flip-text {
    display: inline-block;
    user-select: none;
    perspective: 600px;
}

.flip-text .flip-char {
    display: inline-block;
    transform-style: preserve-3d;
    transform-origin: 50% 60%;
    transform: rotateX(0deg);

    transition: transform 520ms cubic-bezier(.2, .8, .2, 1);
    transition-delay: calc(var(--i) * 18ms);
    will-change: transform;
}

.flip-text:hover .flip-char {
    transform: rotateX(180deg);
}

/* --------------
   Reset / Base
   -------------- */
* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    background: url(assets/bg-black.png);
    overflow: hidden;
}

/* -------
   Layout
   -------*/
.hero {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 6vh 4vw 14vh;
    position: relative;
}

.reveal {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    text-align: center;
}

.wordmark {
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: flex-end;
    overflow: visible;
    transform: translateY(var(--title-offset));
}

/* --------------
   Arcanum intro
   -------------- */
.arcanum {
    width: min(720px, 82vw);
    height: auto;
    opacity: 0;
    transform: translate3d(0, -10px, 0) scale(0.99);
    filter: var(--logo-shadow);

    transition: opacity 900ms ease,
        transform 900ms cubic-bezier(.2, .8, .2, 1);

    will-change: transform;
    user-select: none;
    display: block;
}

.reveal.is-enter .arcanum {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
}

.reveal.is-reveal .arcanum {
    transform: translate3d(calc(-1 * clamp(32px, 5vw, 70px)), 0, 0) scale(1);
}

/* --------
   Tagline
   -------- */
.arcanum-desc {
    user-select: none;
    pointer-events: none;
    display: inline-block;

    color: var(--red);
    font-family: "Cormorant", serif;
    font-size: 30px;
    font-weight: 900;
    transform: translateY(6px);
}

.arcanum-desc .word {
    display: inline-block;
    white-space: pre;

    transform-origin: center top;

    transition: transform 700ms ease,
        opacity 700ms ease,
        filter 700ms ease;

    transition-delay: var(--d, 0ms);
    will-change: transform, opacity, filter;
}

.reveal.is-fadeout .arcanum-desc .word {
    transform: scaleY(0);
    opacity: 0;
    filter: blur(2px);
}

/* ---------
   X reveal
   --------- */
.xmark {
    position: absolute;
    left: 100%;
    top: -60px;
    margin-left: -3vw;

    width: min(180px, 22vw);

    opacity: 0;
    transform: translateX(-10px) scale(0.82);
    z-index: 2;

    filter: var(--logo-shadow);
    transition: opacity 700ms ease, transform 700ms ease;
    user-select: none;
}

.reveal.is-reveal .xmark {
    opacity: 1;
    transform: translateX(0) scale(0.82);
}

/* ---------------------
   After-reveal content
   --------------------- */
.after-reveal {
    display: flex;
    flex-direction: column;
    align-items: center;

    opacity: 0;
    transform: translateY(6px);
    pointer-events: none;

    margin-top: var(--after-pullup);
    transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-after .after-reveal {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.est-img {
    width: min(200px, 42vw);
    height: auto;
    margin-top: -1.5vw;
    filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.55));
    user-select: none;
}

.under-text {
    margin: 6px 0 0;
    color: var(--red);
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-size: clamp(18px, 2.4vw, 24px);
}

/* -------------------
   Social media icons
   ------------------- */
.social-row {
    display: flex;
    gap: 14px;
}

.inline-social {
    margin-top: 25px;
    justify-content: center;
}

.icon-link {
    width: 24px;
    height: 24px;
    display: inline-flex;

    opacity: 0.9;
    transition: transform 160ms ease, opacity 160ms ease;
}

.icon-link img {
    width: 100%;
    height: 100%;
    display: block;
}

.icon-link:hover {
    transform: translateY(-2px);
    opacity: 1;
}

.after-reveal .inline-social .icon-link {
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 500ms ease, transform 500ms ease;
}

.after-reveal .inline-social .icon-link:nth-child(1) {
    transition-delay: 0ms;
}

.after-reveal .inline-social .icon-link:nth-child(2) {
    transition-delay: 140ms;
}

.after-reveal .inline-social .icon-link:nth-child(3) {
    transition-delay: 280ms;
}

.after-reveal .inline-social .icon-link:nth-child(4) {
    transition-delay: 420ms;
}

.reveal.is-after .inline-social .icon-link {
    opacity: 1;
    transform: translateY(0);
}

/* -------
   Footer
   ------- */
.footer {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;

    display: flex;
    justify-content: center;
    align-items: center;

    padding: 18px 22px;
    z-index: 5;

    transition: opacity 700ms ease,
        transform 700ms cubic-bezier(.2, .8, .2, 1);

    transition-delay: 420ms;
}

.footer p {
    opacity: 0.75;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 12px;
    font-weight: 900;
    color: var(--red);
}

.footer-hidden {
    opacity: 0;
    transform: translateY(14px);
    pointer-events: none;
}

.footer-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* -------------------
   Mouse letter trail
   ------------------- */
.mouse-words-layer {
    position: fixed;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    overflow: hidden;
}

.mouse-word {
    position: absolute;
    left: 0;
    top: 0;

    font-family: "Cormorant", serif;
    font-weight: 700;
    letter-spacing: 0.02em;
    white-space: pre;

    color: var(--soft-red);
    text-shadow:
        0 0 10px rgba(110, 19, 0, 0.18),
        0 0 28px rgba(110, 19, 0, 0.10);

    transform: translate(calc(-50% + var(--ox, 0px)),
            calc(-50% + var(--oy, 0px))) scale(var(--scale, 1));

    opacity: 1;
    filter: blur(0px);
    will-change: transform, opacity, filter;

    transition: transform 220ms cubic-bezier(.2, .9, .2, 1);
}

.mouse-word.is-drifting {
    animation: wordDriftUp 1600ms ease forwards;
}

@keyframes wordDriftUp {
    0% {
        opacity: 1;
        filter: blur(0px);
        transform: translate(calc(-50% + var(--ox, 0px)),
                calc(-50% + var(--oy, 0px))) translateY(0) rotate(0deg) scale(var(--scale, 1));
    }

    100% {
        opacity: 0;
        filter: blur(2px);
        transform: translate(calc(-50% + var(--ox, 0px)),
                calc(-50% + var(--oy, 0px))) translateY(-64px) rotate(var(--rot, 18deg)) scale(var(--scale, 1));
    }
}

/* --------------
   Accessibility
   -------------- */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

/* -------
   Mobile
   ------- */
@media (max-width: 480px) {
    body {
        overflow: auto;
    }

    .footer {
        padding: 14px;
    }

    .icon-link {
        width: 20px;
        height: 20px;
    }
}