/* CSS3 Icons using pseudo-elements and pure CSS */

/* Base styles for all icons */
.icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    margin-right: 0.5em;
    position: relative;
}

/* Checkmark Icon */
.icon-check:before {
    content: "";
    position: absolute;
    top: 0.2em;
    left: 0.15em;
    width: 0.25em;
    height: 0.5em;
    border: solid #28a745;
    border-width: 0 0.15em 0.15em 0;
    transform: rotate(45deg);
}

/* Close (X) Icon */
.icon-close:before {
    content: "";
    position: absolute;
    top: 0.1em;
    left: 0.1em;
    width: 0.8em;
    height: 0.8em;
    background-color: transparent;
    border-top: 0.15em solid #dc3545;
    border-right: 0.15em solid #dc3545;
    transform: rotate(45deg);
}

.icon-close:after {
    content: "";
    position: absolute;
    top: 0.1em;
    left: 0.1em;
    width: 0.8em;
    height: 0.8em;
    background-color: transparent;
    border-top: 0.15em solid #dc3545;
    border-right: 0.15em solid #dc3545;
    transform: rotate(-45deg);
}

/* Arrow Right Icon */
.icon-arrow-right:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    width: 0.7em;
    height: 0.15em;
    background-color: #007bff;
    transform: translateY(-50%);
}

.icon-arrow-right:after {
    content: "";
    position: absolute;
    top: 50%;
    right: 0;
    width: 0.35em;
    height: 0.35em;
    border-right: 0.15em solid #007bff;
    border-bottom: 0.15em solid #007bff;
    transform: translateY(-50%) rotate(45deg);
}

/* Arrow Left Icon */
.icon-arrow-left:before {
    content: "";
    position: absolute;
    top: 50%;
    right: 0;
    width: 0.7em;
    height: 0.15em;
    background-color: #007bff;
    transform: translateY(-50%);
}

.icon-arrow-left:after {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    width: 0.35em;
    height: 0.35em;
    border-left: 0.15em solid #007bff;
    border-top: 0.15em solid #007bff;
    transform: translateY(-50%) rotate(45deg);
}

/* Plus (+) Icon */
.icon-plus:before, .icon-plus:after {
    content: "";
    position: absolute;
    background-color: #28a745;
}

.icon-plus:before {
    top: 50%;
    left: 0;
    width: 1em;
    height: 0.2em;
    transform: translateY(-50%);
}

.icon-plus:after {
    top: 0;
    left: 50%;
    width: 0.2em;
    height: 1em;
    transform: translateX(-50%);
}

/* Minus (-) Icon */
.icon-minus:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    width: 1em;
    height: 0.2em;
    background-color: #dc3545;
    transform: translateY(-50%);
}

/* Star Icon */
.icon-star:before, .icon-star:after {
    content: "";
    position: absolute;
    left: 50%;
    top: 0;
    width: 1em;
    height: 1em;
    background-color: #ffc107;
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
    transform: translateX(-50%);
}