html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    touch-action: none;
}

body {
    background-color: black;
}

.canvas-container {
    position: relative;
    width: 100vw;
    height: 100vh;
}

canvas {
    display: block;
}

/* Overlay logo on upper-left */
.overlay-logo {
    position: absolute;
    top: 5vh;
    left: 3vw;
    height: 3vh;
    opacity: 0.8;
    pointer-events: none;
}

/* INTRO OVERLAY */
.intro-overlay {
    position: fixed;
    inset: 0;
    background: black;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    z-index: 10;
    overflow: hidden;       /* IMPORTANT */
}

.intro-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

/* Intro text */
.intro-text {
    color: rgba(255,255,255,0.85);
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.2vw;
    line-height: 1.6;
    margin-bottom: 5vh; /* space below button */
}

/* Title span */
.intro-text span {
    display: block;
    font-size: 3.2vw;
    margin-bottom: -2vh;
}

/* Subtext paragraph */
.intro-text p {
    font-size: 1.2vw;
    line-height: 1.6;
    margin: 0; /* no extra margin */
}

/* Dotted line style */
.dotted-line {
    border: none;
    border-top: 4px dotted rgba(255,255,255,0.8);
    width: 37vw;
    margin: 20px 0;
}

.intro-button {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.6);
    color: rgba(255,255,255,0.8);
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.2vw;
    padding: 12px 36px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
    border-radius: 30px;
}

.intro-button:hover {
    background: rgba(255,255,255,0.1);
}

.mute-button {
    position: absolute;
    top: 5vh;
    right: 3vw;
    height: 3vh;
    width: 3vh;
    cursor: pointer;
}

.intro-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;      /* fills screen without stretching */
    z-index: -1;            /* puts video behind text */

}

/* ------------------------------
   MOBILE ADJUSTMENTS
   ------------------------------ */
@media (max-width: 768px) {

    .intro-text {
        font-size: 0.9rem;
        line-height: 1.6;
        padding-bottom: 0.1rem;
    }

    .intro-text span {
        font-size: 2rem;
        line-height: 1;
        display: block;
        margin-bottom: 0.8rem; /* spacing from paragraph */
    }

    .intro-text p {
        font-size: 0.9rem;
    }

    .intro-button {
        font-size: 1rem;
        padding: 14px 36px;
    }

    .overlay-logo {
        height: 2.2vh;
        top: 4vh;
        left: 5vw;
    }

    .mute-button {
        height: 2.2vh;
        width: 2.2vh;
        top: 4vh;
        right: 5vw;
    }

    .dotted-line {
        display: none;
    }
}

@media (max-width: 400px) {
    .intro-text {
        font-size: 0.85rem;
    }

    .intro-text span {
        font-size: 1.9rem;
        margin-bottom: 0.6rem;
    }

    .intro-text p {
        font-size: 0.85rem;
    }
}

@media (max-width: 360px) {
    .intro-text {
        font-size: 0.8rem;
    }

    .intro-text span {
        font-size: 1.9rem;
        margin-bottom: 0.5rem;
    }

    .intro-text p {
        font-size: 0.8rem;
    }
}