* {
    box-sizing: border-box;
    /* font-family: 'Sanchez'; */
    font-family: 'MiSans Normal', serif;
}

:root {
    --prm-clr: #f8f8ff;
    --sec-clr: #176b4f;
    --prm-clr: #fafafa;
    --sec-clr: #2c3e50;
}

body, h1, h2, h3, h4 {
    margin: 0;
}

a {
    text-decoration: none;
    color: inherit;
}

dialog{
    border: none;
    padding: 0;
    background: transparent;
}

.app {
    display: flex;
    flex-direction: column;
    text-align: center;
}

.calculator{
    margin: auto;
}

.level-nav-block {
    background: white;
    position: sticky;
    top: 0;
    z-index: 50;
    padding-block: 15px;
    display: flex;
    gap: 8px;
    align-items: center;
    /* justify-content: center; */
}


.nav-controls {
  display: flex;
}

.level-nav,
.course-option-nav {
    width: max-content;
    outline: none;
    padding: 5px;
    background: transparent;
    border: 1px solid #aaaaaa;
    border-radius: 6px;

    position: sticky;
    top: 12px;
    margin-left: 3px;
}

.course-option-nav {
    background: var(--prm-clr);
    color: var(--sec-clr);
}

.level-nav option,
.course-option-nav option {
    font-weight: bold;
}

.fw-bold {
    font-weight: 500;
}

.pointer {
    cursor: pointer;
}

.fz-large {
    font-size: 80px;
    font-size: 70px;
}

.cta-btn{
    background: var(--sec-clr);
    color: var(--prm-clr);
    padding: 8px 25px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bolder;
    display: inline-block;
}


.reset-btn {
    border: 1px solid #cd5c5c3b;
    padding: 7px 20px;
    border-radius: 6px;
    cursor: pointer;
    color: #cd5c5cbf;
    display: inline-block;
}

.flex {
    display: flex;
}

.score {    
    color: var(--sec-clr);
    background: #fff;
    color: #920c0cbf;
    padding-block: 40px;
    padding-block: 5px;
    position: sticky;
    top: 59px;
    margin-top: -10px;
    z-index: 21;
    transition: color 0.5s ease;
}

.export{
    display: flex;
    position: relative;
    padding-block: 5px 10px;
    padding-inline: 12px;
    justify-content: space-between;
    gap: 30px;
    min-height: 42px;

    display: grid;
    grid-template-areas: 
        '. deg ctrl'
    ;
}

.export h3{
    grid-area: deg;
}

.export .controls{
    grid-area: ctrl;
    display: flex;
    gap: 10px;
}

.export .controls svg{
    cursor: pointer;
    border-radius: 200px;
}

.tell-gpa {
    font-size: 13px;
    color: #b5b5b5d6;
}

.export {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;      
    min-height: 45px;       
    background: #fff;
}

.degree-class {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: #a5a5a5;
    text-align: center;
    letter-spacing: 0.5px;
    text-transform: uppercase; 
}

.export .controls {
    position: absolute;    
    right: 15px;             
    display: flex;
    gap: 3px;
}

.export .controls svg {
    cursor: pointer;
    transition: all 0.2s ease;
    padding: 4px;
    border-radius: 600px;
}

.export .controls svg:hover {
    background: #f5f5f5;
    fill: var(--sec-clr);
    /* transform: translateY(-1px); */
}






.score-container {
    background: #fff;
    padding-top: 20px;
    position: sticky;
    top: 59px;
    top: 62px;
    z-index: 21;
}

.gpa-switch {
    position: relative;
    display: flex;
    width: 140px; 
    margin: 0 auto 10px;
    background-color: #f1f1f1;
    padding: 4px;
    border-radius: 8px;
}

.gpa-switch input {
    display: none;
}

.gpa-switch label {
    flex: 1;
    padding: 5px 0;
    font-size: 11px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    z-index: 1;
    letter-spacing: 1px;
    color: #88888878;
    transition: color 0.3s ease;
}

.glider {
    position: absolute;
    height: calc(100% - 8px);
    width: calc(50% - 4px);
    background-color: #fff;
    border-radius: 6px;
    /* box-shadow: 0 2px 5px rgba(0,0,0,0.1); */
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#gpa:checked ~ .glider { transform: translateX(0); }
#cgpa:checked ~ .glider { transform: translateX(100%); }

#gpa:checked ~ label[for="gpa"],
#cgpa:checked ~ label[for="cgpa"] {
    color: var(--sec-clr);
}






.semester {
    transition: all 0.5s ease;
}

.heading {
    background: var(--sec-clr);
    color: var(--prm-clr);

    padding-block: 3px 16px;
    margin: 0 5px;
    margin-bottom: 10px;
    border-radius: 8px;

    position: sticky;
    top: 287px;
    z-index: 19;
}

.semester-info {
    justify-content: space-between;
    padding: 20px 20px;
}

.semester-info .semester-title {
    flex: 1;
    text-align: start;
    font-size: 20px;
    font-weight: bolder;
}

.heading .highlights {
    color: #f8f8ff8c;
    font-size: 14px;
}

.highlights div {
    position: relative;
}
.highlights div > span {
    position: relative;
}

/* .highlights .h-totals {
    background: #808080ab;
    background: #cd5c5cbf;
    color: var(--prm-clr);
    padding: 2px;
    width: 15px;
    height: 15px;
    border-radius: 100px;
    font-size: 10px;
    position: absolute;
    top: -9px;
    text-align: center;
} */

.highlights .h-totals {
    background: #808080ab;
    background: #cd5c5cbf;
    color: var(--prm-clr);
    padding: 8px;
    width: 15px;
    height: 15px;
    border-radius: 100px;
    font-size: 10px;
    position: absolute;
    top: -6px;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    right: -16px;
}

.course-deet,
.highlights,
.totals {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    position: relative;
}

.course-deet {
    padding-block: 12px;
    background: var(--prm-clr);
    margin: 5px;
    border-radius: 8px;

    align-items: end;
    position: relative;
    font-size: 15px;
}

.course-deet .input-grade {
    display: flex;
    justify-content: center;
}

.course-deet .input-grade input {
    width: 40%;
    outline: none;
    text-align: center;
    font-size: 14px;
    font-weight: bolder;
    border: 1px solid #0808084f;
    border-radius: 3px;

    scroll-margin-top: 260px;
}

.more {
    color: #cd5c5cbf;
    font-size: 13px;
    text-align: center;
    border-radius: 15px;
    padding-inline: 1.5px;
    position: absolute;
    right: 5px;
    bottom: 10px;
    top: 11px;
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.13, -0.37, 0.54, 1.17);
}

.active-popup-menu {
    position: absolute;
    background: white;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    z-index: 20;
    min-width: 170px;
    border: 1px solid #e0e0e0;
    display: flex;
    flex-direction: column;
    
    transform-origin: top right;
    animation: menuAppear 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.active-popup-menu.pop-up {
    transform-origin: bottom right;
}

@keyframes menuAppear {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-5px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.menu-item {
    display: flex;         
    align-items: center;
    gap: 12px;             
    padding: 10px 16px;
    cursor: pointer;
    transition: background 0.2s;
    color: #444;
    font-size: 14px;
}

.menu-item svg {
    flex-shrink: 0;        
    display: block;        
}

.menu-item:hover {
    background: #f1f3f5;
}

.menu-item.remove {
    color: #cd5c5c;
    border-top: 1px solid #f0f0f0;
    border-radius: 0 0 8px 8px;
}

.menu-item:hover { background: #f8f8f8; }
.menu-item.remove { color: #d9534f; border-top: 1px solid #eee; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}



.more:hover {
    background: #80808033;
}

.semester .totals {
    grid-template-areas: "course . credit qp";
    margin: 4px;
    padding-block: 10px;
    background: #dcdcdc9c;
    color: #00000099;
    border-radius: 5px;
}

.semester .totals .total-courses {
    grid-area: course;
}

.semester .totals .total-credits {
    grid-area: credit;
}

.semester .totals .total-qps {
    grid-area: qp;
}

.modal {
    position: fixed;
    inset: 0;
    backdrop-filter: blur(15px);
    background: #000000af;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.modal .card{
    background: var(--prm-clr);
    padding: 20px;
    border-radius: 10px;
    width: 300px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, .2);
    display: flex;
    flex-direction: column;
    /* align-items: baseline; */
    gap: 10px;
}

.modal .card input[type="checkbox"]{
    accent-color: var(--sec-clr);
}

.modal .card .close-modal{
    position: relative;
    align-self: flex-end;
    cursor: pointer;
}

.modal .card .close-modal svg{
    fill: #333;
    position: absolute;
    top: -12px;
    right: -12px;
    padding: 2px;
    border-radius: 20px;
    background: #ededed;
}

.modal .nav-level{
    display: flex;
    /* justify-content: center; */
    gap: 20px;
    padding-block: 5px;
    font-size: 15px;
}

.modal .nav-level a{
    color: currentColor;
}

.modal .nav-level a:not(.active){
    color: #838383a9;
}

.modal .prev-courses{
    flex: 1;
    overflow-y: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 5px;
}

.modal .prev-course-deet {
    font-size: 14px;
    background: #dedede;
    padding: 5px; 
    border-radius: 8px; 
    display: flex;
    align-items: center;
    gap: 7px;
    border: 1px solid #ddd;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
}

.modal .prev-course-deet .credit{
    margin-left: auto;
    font-size: 12px;
    color: #55555582;
    display: flex;
    align-items: center;
}

.modal .cta-block{
    margin-top: 15px;
}

.modal .prev-course-deet:hover {
    background: #e8e8e8;
}

.modal .prev-course-deet:has(input:checked) {
    /* background: #f1f1f1; */
    color: var(--sec-clr);
    border-color: var(--sec-clr);
    border-color: #2c3e50b8;
}

.modal .prev-course-deet .credit {
    font-size: 10px;
    background: rgba(0,0,0,0.05);
    padding: 2px 6px;
    border-radius: 10px;
    color: #666;
}

.modal .prev-course-deet input[type="checkbox"] {
    margin: 0;
}

.undo-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: #323232;
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 20px;
    z-index: 10000;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    font-size: 14px;
    animation: slideUp 0.3s ease-out;
}

.undo-toast button {
    background: none;
    border: none;
    color: #ffb74d; /* Contrast color for the action */
    font-weight: bold;
    cursor: pointer;
    text-transform: uppercase;
    padding: 4px 8px;
}

.undo-toast.fade-out {
    opacity: 0;
    transition: opacity 0.5s ease;
}

@keyframes slideUp {
    from { transform: translate(-50%, 20px); opacity: 0; }
    to { transform: translate(-50%, 0); opacity: 1; }
}

.level-nav-block {
    display: flex;
    justify-content: space-between; 
    align-items: center;
    padding: 15px 10px;
    background: #ffffff;
    border-bottom: 1px solid #f0f0f0; 
}

.level-nav {
    appearance: none; 
    background: #f5f5f7 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M0 3l5 5 5-5z' fill='%23666'/%3E%3C/svg%3E") no-repeat right 10px center;
    border: none;
    padding: 8px 30px 8px 12px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--sec-clr);
    cursor: pointer;
}

.reset-btn {
    background: transparent;
    border: none;
    padding: 5px;
    font-size: 14px;
    font-weight: 500;
    color: #ff5f5f; 
    opacity: 0.8;
    transition: opacity 0.2s;
}

.reset-btn:hover {
    opacity: 1;
    text-decoration: underline;
}

.score {
    padding-top: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px; 
}


.nav-controls {
    display: flex;
    align-items: center;
    gap: 8px; 
}

.course-option-nav {
    appearance: none;
    background: #ffffff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 10 10'%3E%3Cpath d='M0 3l5 5 5-5z' fill='%23999'/%3E%3C/svg%3E") no-repeat right 8px center;
    border: 1.5px solid #e0e0e0; 
    padding: 6px 24px 6px 10px;
    border-radius: 8px; 
    font-size: 12px; 
    font-weight: 500;
    color: #666; 
    cursor: pointer;
    transition: all 0.2s ease;
    max-width: 150px;
    text-overflow: ellipsis;
    outline: none;
}

.course-option-nav:hover {
    color: var(--sec-clr);
}

.course-option-nav:focus {
    outline: none;
    /* box-shadow: 0 0 0 2px rgba(44, 62, 80, 0.1);  */
}