.steps {
    --step-size: clamp(2.5rem, 4vw + 1rem, 3.5rem);
    --step-spacing: clamp(1rem, 2vw + 0.5rem, 2rem);
    --step-font: clamp(1rem, 1.5vw + 0.5rem, 1.375rem);
    
    display: flex;
    flex-wrap: wrap;
    gap: var(--step-spacing);
    justify-content: center;
    align-items: center;
    margin: min(4vh, 2rem) auto;
    padding: 0 1rem;
    font-size: var(--step-font);
    max-width: 100%;
}

.steps hr {
    width: clamp(40px, 6vw, 80px);
    border: 2px solid rgba(0,0,0,0.15);
    margin: 0 var(--step-spacing);
    flex-shrink: 1;
}

.steps span {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
}

.steps span div {
    display: grid;
    place-items: center;
    width: var(--step-size);
    height: var(--step-size);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-radius: 50%;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.steps span div:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.steps span #color-1 {
    background: linear-gradient(135deg, rgba(255, 166, 0, 0.725), rgba(65, 38, 199, 0.279));
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .steps hr {
        width: clamp(30px, 4vw, 60px);
    }
    .steps {
        gap: calc(var(--step-spacing) * 0.75);
    }
}

@media (max-width: 480px) {
    .steps {
        flex-direction: column;
        gap: calc(var(--step-spacing) * 0.5);
    }
    .steps hr {
        transform: rotate(90deg);
        margin: calc(var(--step-spacing) * 0.25) 0;
    }
}

/* form */
#section-3{
    padding: 3%;
}

.form{
    background: transparent;
    border-radius: 20px;
    box-shadow: 0px 2px 8px black;
    padding: 4%;
    overflow: hidden;
}

sub{
    font-size: 20px;
    margin-left: 6px;
}

.form form label{
    margin-top: 20px;
    margin-bottom: 10px;
    margin-left: 10px;
    font-weight: bold;
}

.form form hr{
    width: 20%;
    border:1px solid orangered;
}

.form button{
    padding: 8px 4% 8px 4%;
    border-radius: 10px;
    border:none;
    box-shadow:0px 2px 6px black;
}


.form #continue{
    background: rgb(255, 119, 0);
    color:white;
}

.form #later{
    background: whitesmoke;
    display: none;
}
.form button:hover{
    background: rgb(255, 150, 0);
    filter: drop-shadow(0px 4px 6px rgba(243, 115, 3, 0.473));
}

.form form #f-1, #f-2, #f-3{
    animation: f-1 1s ease-in-out;
    animation-timeline: refresh();
    animation-range-start: cover;
    animation-range-end: 45%;
}
@keyframes f-1{
    0%{
        transform: translateX(-40px);
    }
    100%{
        transform: translateX(0px);
    }
}

.form form #f-2{
    display: none;
}

#f-2 label{
    color:rgb(68, 67, 67);
    font-size: 20px;
}

#f-2 img{
    width: 20%;
    margin: auto;
}

#f-2 input{
    margin-top: 10px;
}

#f-2 .upload,.prototype{
    display: grid;
    /* justify-content: center; */
    padding: 3%;
    border: 3px dashed rgba(243, 188, 129, 0.567);
}
#f-2 .upload:hover,.prototype:hover{
    border: 3px solid rgba(245, 184, 85, 0.567);
}

.form form #f-3{
    display: none;
}

/* send */
.form form #f-3 .send{
    margin-top: 15px;
    background: rgba(221, 220, 220, 0.633);
    padding: 12px;
    border-radius: 8px;
}

.form form #f-3 .send h5{
    margin-bottom: 10px;
}

.form form #f-3 .send ul{
    font-size: 15px;
}

.form form #f-3 button{
    justify-self: center;
    margin-top: 15px;
    margin-bottom: 8px;
    padding: 9px 6% 9px 6%;
    background: rgb(255, 119, 0);
    color: white;
}