* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body{
    background-color: #F9F8F6 !important;
}

/* ========================================================================
   header & navigation styles
   ======================================================================== */

.nav-header{
    width: 100%;
    background: -webkit-linear-gradient( left,  hsl(210, 100%, 25%), hsl(180, 70%, 45%)) !important;
    position: sticky !important;
    top: 0;
    left: 0;
    z-index: 100;
    padding: 20px 20px !important;

    /* 0 = vertical and horizontal offset
       10px = blur
       30px = spread
       outset = shadow outside the box */
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

/* brand title styling */
.title1{
    font-size: 25px !important;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: white;
    font-weight: bold;
}

/* icon size */
.icon1{
    font-size: 25px !important;
}

/* toggle button pushed to far right */
.navbar-toggler{
    margin-left: auto;
}

/* navigation list */
.list{
    list-style: none;
    display: flex;
    gap: 30px;
    margin-right: 80px;
}

/* navigation link styling */
.list li a{
    color: white !important;
    text-decoration: none;
    font-size: 18px;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    padding: 8px 15px;        /* important - to show the box */
    border-radius: 10px;      /* smooth edges */
    transition: 0.3s ease;    /* smooth transition */
}

/* navigation link hover effect */
.list li a:hover{
    background: rgba(255,255,255,0.2); /* hover box */
}

/* ================= mobile responsive ================= */
@media (max-width: 768px){

    /* collapse shows vertical and centered text */
    .collapse.show .list{
        display: flex;
        flex-direction: column;
        align-items: center; /* centered */
        width: 100%;
        padding: 15px 0;
        gap: 10px;
    }

    .list li{
        width: 100%;
        text-align: center;
    }
    .section2-divs-row1{
        justify-content: center !important;
    }
}

/* scroll margin for sticky header offset on each section */
#sec1, #sec2, #sec3, #sec4, #sec5 {
    scroll-margin-top: 100px; 
}


/* ======================================================================== */

/* ========================================================================
   section 1: hero section styles
   ======================================================================== */

/* section 1 heading */
.section1 h1{
   
    font-size: 60px;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: rgb(7, 7, 140);
    text-shadow: 1px 1px 5px gray;
   
}

/* section 1 paragraph */
.section1 p{
    font-size: 18px;
    color: rgb(98, 98, 98);
    white-space: pre-line;
    
}

/* explore text link */
.explore-text {
    color: #024783;
    font-size: 20px;   
    text-decoration: none;
}

/* explore container with fade animation */
.explore-container {
    text-align: center;
    margin-top: 50px;
    
    /* fade animation theme */
    opacity: 0; /* start hidden */
    transform: translateY(20px); /* slight downward offset */
    animation: fadeInUp 1s forwards; /* 1 second duration */
    animation-delay: 0.5s; /* half second delay before appearing */
}

/* arrows container */
.arrows {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

/* arrow icon styling */
.arrows i {
    color: #024783; 
    font-size: 24px; /* arrows size */
    animation: bounce 1s infinite; /* arrow movement */
}

/* arrow bounce animation */
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

/* fade in up animation */
@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* robot image floating animation */
.robot-img {
    animation: floatUpDown 2s ease-in-out infinite;
}

/* float up down animation */
@keyframes floatUpDown {
    0% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-12px); /* moves up */
    }
    100% {
        transform: translateY(0); /* moves back down */
    }
}

/* ======================================================================== */

/* ========================================================================
   section 2: ai applications styles
   ======================================================================== */


/* section 2 title */
/* applies to all h2 inside for same styles, optional here */
.section2-details h2{
    font-size: 45px;

    /* from google fonts */
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;

    /* line spacing for safety, not necessary here */
    line-height: 1.2;
    color: rgb(7, 7, 140);
}

/* section 2 line under title */
/* empty div styled as colored line */
.section2-div{
    width: 90px;
    height: 4px;
    border-radius: 10px;
    /* center it */
    margin: auto;
    /* spacing from text above */
    margin-top: 15px;
    /* spacing from text below */
    margin-bottom: 15px;
    /* -webkit for chrome and edge browsers */
    background: -webkit-linear-gradient( left,  hsl(210, 100%, 25%), hsl(180, 70%, 45%)) !important;
}

/* section 2 paragraph */
.section2-details p{
    font-size: 15px;
    white-space: pre-line;
    color: rgb(98, 98, 98);
    /* css font, not google fonts, to be different from above */
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

/* cards don't stick to screen frame, space left and right */
.section2-divs{
    width: 85%;
    margin: auto;
}

/* common card div styling */
.com-div {
    margin-left: 10px;
    background: #ffffff;
    border-radius: 22px;
    /* padding inside */
    /* first value top/bottom, second value left/right */
    padding: 35px 25px;


    /* 0 = vertical and horizontal offset
       10px = blur
       30px = spread
       outset = shadow outside the box */
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    /* smooth animation on hover, 0.3 seconds */
    transition: 0.3s ease;
    
}

/* card hover effect - blue top border */
.com-div:hover {

    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    border-top: 6px solid hsl(210, 100%, 25%);
}

/* row 1 card sizing - 4 cards per row approximately */
.section2-divs-row1 .com-div {
    flex: 1 1 23%; /* 4 divs per row approximately */
    max-width: 23%;
    min-width: 250px; /* minimum size */
    aspect-ratio: 1 / 1 !important;
}

/* all icons and arrows in section 2 */
.com-div i {
    background: #e7f5ff;
    padding: 18px;
    font-size: 28px;
    border-radius: 14px;
    color: #2b8bd9;
    margin-bottom: 20px;
}

/* card title */
.com-div h2 {
    font-size: 22px;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: #0e0e0e;
    margin-top: 15px;
    margin-bottom: 12px;
}

/* card description */
.com-div small {
    display: block;
    font-size: 15px;
    line-height: 1.5;
    color: #6b6b6b;
    margin-bottom: 18px;
}

/* modal image rounded corners */
.round_img_corner{
    border-radius: 10px ;
}

/* modal frame rounded edges */
.round_frame_edges{
     border-radius: 20px !important;
    border: none;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    background: -webkit-linear-gradient( left,  hsl(211, 32%, 54%), hsl(180, 70%, 45%)) !important;
}

/* modal frame paragraph */
.round_frame_edges p{
     color: rgb(253, 253, 253);
     font-weight: bold;
     font-size: 25px;
}

/* modal frame strong text */
.round_frame_edges strong{
    font-size: 20px !important;
    color: #fff;
    text-shadow: 1px 1px 5px black;
}

/* modal horizontal line */
.line{
    width: 90px;
    background-color: #ffffff !important;
}

/* modal list items */
.round_frame_edges li{
    line-height: 27px;
    font-style: italic;
    color: #F9F8F6;
}

/* ======================================================================== */

/* ========================================================================
   section 3: popular ai models styles
   ======================================================================== */

.section3{
    background-color:  hsl(210, 25%, 95%) !important;
    width: 100% !important;
    padding: 30px 0px !important;
    border-radius: 5px !important;
}

/* section 3 title */
.section3-details h2{
    font-size: 45px;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: rgb(7, 7, 140);
}

/* section 3 line */
.section3-div{
    width: 90px;
    height: 4px;
    border-radius: 10px;
    margin: auto;
    margin-top: 15px;
    margin-bottom: 15px;
    background: -webkit-linear-gradient( left,  hsl(210, 100%, 25%), hsl(180, 70%, 45%)) !important;
}

/* section 3 paragraph */
.section3-details p{
    font-size: 15px;
    white-space: pre-line;
    color: rgb(98, 98, 98);
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

/* section 3 cards container */
.section3-divs{
    width: 90%;
    margin: auto;
}

/* section 3 card styling */
.sct-div{
    margin-left: 10px;
    background: #ffffff;
    border-radius: 22px;
    padding: 35px 25px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: 0.3s ease;
    display: flex;
    flex-direction: column;       /* content stacked vertically */
    justify-content: center;      /* centered vertically */
    align-items: center;          /* centered horizontally */
    text-align: center;
}

/* section 3 card hover effect */
.sct-div:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    border-top: 6px solid hsl(210, 100%, 25%);
}

/* section 3 row 1 card sizing */
.section3-divs-row1 .sct-div {
    flex: 1 1 23%; /* 4 divs per row */
    max-width: 23%;
    min-width: 250px; /* minimum size */
    aspect-ratio: 1 / 1 !important;
}

/* section 3 card icon */
.sct-div i {
    background: #e7f5ff;
    padding: 18px;
    font-size: 28px;
    border-radius: 50px;
    color: #2b8bd9;
    margin-bottom: 20px;
}

/* section 3 card title */
.sct-div h2 {
    font-size: 22px;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: #0e0e0e;
    margin-top: 15px;
    margin-bottom: 12px;
}

/* section 3 card description */
.sct-div small {
    display: block;
    font-size: 15px;
    line-height: 1.5;
    color: #6b6b6b;
    margin-bottom: 18px;
}

/* section 3 card learn more link */
.sct-div a {
    font-size: 16px;
    font-weight: 600;
    color: #16c3af;
    text-decoration: none;
}

/* section 3 card link arrow icon */
.sct-div a i {
    font-size: 14px;
    margin-left: 5px;
    background: none;
    padding: 0;
    color: #16c3af;
}

/* ======================================================================== */

/* ========================================================================
   section 4: ai usage statistics styles
   ======================================================================== */

/* section 4 title */
.section4-details h2{
    font-size: 45px;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: rgb(7, 7, 140);
    
}

/* section 4 line */
.section4-div{
    width: 90px;
    height: 4px;
    border-radius: 10px;
    /* center it */
    margin: auto;
    /* not sticking to title or paragraph */
    /* didn't use single margin line so auto doesn't break */
    margin-top: 15px;
    margin-bottom: 15px;
    background: -webkit-linear-gradient( left,  hsl(210, 100%, 25%), hsl(180, 70%, 45%)) !important;
    
}

/* section 4 paragraph */
.section4-details p{
    font-size: 15px;
    white-space: pre-line;
    color: rgb(98, 98, 98);
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

/* ========== css-only bar chart ========== */
.chart-wrapper {
    background: #ffffff;
    border-radius: 20px;
    padding: 2.5rem; /* rem = 16px, so padding is 16px value */
    box-shadow: 0px 10px 30px rgba(0,0,0,0.08);
    max-width: 650px;
    margin: auto;
}

/* chart title */
.chart-title {
    font-size: 1.25rem; /* rem = 16px */
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: rgb(7, 7, 140);
    margin-bottom: 2rem;
    text-align: center;
}

/* bar chart container */
.bar-chart {
    display: flex;
    flex-direction: column;
    gap: 1.3rem;
}

/* chart row */
.chart-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* chart label */
.chart-label {
    width: 100px;
    font-size: 15px;
    color: #6c7a89;
    padding-left: 10px;
    flex-shrink: 0;
    font-weight: bold;
}

/* chart bars container */
.chart-bars {
    flex: 1;
    display: flex;
    gap: 6px;
    height: 28px;
}

/* individual chart bar */
.chart-bar {
    height: 100%;
    border-radius: 4px;
    transition: all 0.5s ease;
    min-width: 4px;
}

/* chart bar hover effect */
.chart-bar:hover {
    filter: brightness(1.15);
    transform: scaleY(1.15);
}

/* ==== colors for years ==== */
.bar-2023 { background: hsl(180, 70%, 55%); } 
.bar-2024 { background: hsl(210, 80%, 60%); } 
.bar-2025 { background: hsl(260, 70%, 65%); } 

/* ==== legend ==== */
.chart-legend {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e5e9f0;
}

/* legend item */
.legend-item {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.9rem;
    color: #6c7a89;
}

/* legend color box */
.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

/* table header */
thead{
    background: -webkit-linear-gradient( left,  hsl(210, 100%, 25%), hsl(180, 70%, 45%)) !important;
    color: #fff;
}

/* table title */
.tab-title{
    font-size: 20px;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: rgb(7, 7, 140);
    padding: 10px 0px;
}

/* table container */
.div5-table{
    background: #ffffff;
    padding: 30px 30px;
    margin-bottom: 0px;
    border-radius: 15px;
    box-shadow: 0px 10px 30px rgba(0,0,0,0.08);
}

/* table body row bottom border */
.div5-table table tbody tr td{
    border-bottom: rgb(218, 224, 231) 1px solid;;
}

/* table body cell padding */
.div5-table table tbody tr td, table tbody tr th{
    padding-bottom: 20px;
}

/* table header first cell rounded corner */
.div5-table  thead tr th:first-child  {
    border-top-left-radius: 15px; /* matches container radius */
}

/* table header last cell rounded corner */
.div5-table thead tr th:last-child {
    border-top-right-radius: 15px; /* matches container radius */
}


/* ======================================================================== */

/* ========================================================================
   login modal styles
   ======================================================================== */

.custom-modal {
    border-radius: 25px !important;
    padding-top: 60px;
    padding-bottom: 30px;
    position: relative;
    border: none;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
}

/* close button */
.close-btn {
    position: absolute;
    right: 20px;
    top: 20px;
    background: #eef3f6;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    font-size: 25px;
    color: #444;
    border: none;
    outline: none;
    text-align: center;
}

/* modal icon box */
.modal-icon-box {
    width: 60px !important;
    height: 60px !important;
    border-radius: 50%;
    background: -webkit-linear-gradient( left,  hsl(210, 100%, 25%), hsl(180, 70%, 45%)) !important;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: auto;
    margin-top: -30px;
}

/* modal lock icon */
.modal-lock {
    font-size: 30px;
    color: white;
}

/* modal body content spacing */
.custom-modal-body {
    text-align: left;
    padding: 30px 40px;
}

/* modal body heading */
.custom-modal-body h2 {
    font-size: 25px;
    font-weight: 700;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    line-height: 1.2;
    color: rgb(7, 7, 140);
    padding: 0px 140px !important;
}

/* modal body small text */
.custom-modal-body small {
    font-size: 15px;
    font-weight: 700;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    line-height: 1.2;
    color: rgb(98, 98, 98);
    padding: 0px 100px !important;
}

/* custom input styling */
.custom-input {
    border-radius: 15px !important;
    height: 50px;
    font-size: 15px;
    padding-left: 15px;
}

/* custom button styling */
.custom-btn {
    width: 95%;
    padding: 10px 10px !important;
    border-radius: 12px !important;
    font-size: 20px !important;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: bold !important;
    line-height: 1.2;
    color: white !important;
    background: -webkit-linear-gradient( left,  hsl(210, 100%, 25%), hsl(180, 70%, 45%)) !important;
    border: 1px solid  !important;
    margin-top: 15px;
    margin-left: 12px !important;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
   transition: 0.5s ease !important; 
}

/* custom button hover */
.custom-btn:hover{
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
}

/* user link in navbar */
#userlink{
    border: 1px solid rgb(7, 7, 140);
    padding: 10px;
    border-radius: 25px;
    transition: 1.5s;

}

/* user link hover */
#userlink:hover{
    text-shadow: 1px 1px 5px darkblue;
    color: rgb(109, 161, 161);
    font-size: 20px;
}


/* ======================================================================== */

/* ========================================================================
                       (login/register sliding form)
   ======================================================================== */

.auth-wrapper {
    position: relative;
    width: 100%;
    max-width: 800px;
    height: 500px;
    border: 2px solid #00d4ff;
    overflow: hidden;
}

.auth-wrapper .credentials-panel {
    position: absolute;
    top: 0;
    width: 50%;
    height: 100%;
    display: flex;
    justify-content: center;
    flex-direction: column;
}

/* signin panel */
.credentials-panel.signin {
    left: 0;
    padding: 0 40px;
}

/* signin panel slide elements */
.credentials-panel.signin .slide-element {
    transform: translateX(0%);
    transition: .7s;
    opacity: 1;
}

.credentials-panel.signin .slide-element:nth-child(1) {
    transition-delay: 2.1s;
}

.credentials-panel.signin .slide-element:nth-child(2) {
    transition-delay: 2.2s;
}

.credentials-panel.signin .slide-element:nth-child(3) {
    transition-delay: 2.3s;
}

.credentials-panel.signin .slide-element:nth-child(4) {
    transition-delay: 2.4s;
}

.credentials-panel.signin .slide-element:nth-child(5) {
    transition-delay: 2.5s;
}

/* toggled state - signin elements slide out */
.auth-wrapper.toggled .credentials-panel.signin .slide-element {
    transform: translateX(-120%);
    opacity: 0;
}

.auth-wrapper.toggled .credentials-panel.signin .slide-element:nth-child(1) {
    transition-delay: 0s;
}

.auth-wrapper.toggled .credentials-panel.signin .slide-element:nth-child(2) {
    transition-delay: 0.1s;
}

.auth-wrapper.toggled .credentials-panel.signin .slide-element:nth-child(3) {
    transition-delay: 0.2s;
}

.auth-wrapper.toggled .credentials-panel.signin .slide-element:nth-child(4) {
    transition-delay: 0.3s;
}

.auth-wrapper.toggled .credentials-panel.signin .slide-element:nth-child(5) {
    transition-delay: 0.4s;
}

/* signup panel */
.credentials-panel.signup {
    right: 0;
    padding: 0 60px;
}

/* signup panel slide elements */
.credentials-panel.signup .slide-element {
    transform: translateX(120%);
    transition: .7s ease;
    opacity: 0;
    filter: blur(10px);
}

.credentials-panel.signup .slide-element:nth-child(1) {
    transition-delay: 0s;
}

.credentials-panel.signup .slide-element:nth-child(2) {
    transition-delay: 0.1s;
}

.credentials-panel.signup .slide-element:nth-child(3) {
    transition-delay: 0.2s;
}

.credentials-panel.signup .slide-element:nth-child(4) {
    transition-delay: 0.3s;
}

.credentials-panel.signup .slide-element:nth-child(5) {
    transition-delay: 0.4s;
}

.credentials-panel.signup .slide-element:nth-child(6) {
    transition-delay: 0.5s;
}

/* toggled state - signup elements slide in */
.auth-wrapper.toggled .credentials-panel.signup .slide-element {
    transform: translateX(0%);
    opacity: 1;
    filter: blur(0px);
}

.auth-wrapper.toggled .credentials-panel.signup .slide-element:nth-child(1) {
    transition-delay: 1.7s;
}

.auth-wrapper.toggled .credentials-panel.signup .slide-element:nth-child(2) {
    transition-delay: 1.8s;
}

.auth-wrapper.toggled .credentials-panel.signup .slide-element:nth-child(3) {
    transition-delay: 1.9s;
}

.auth-wrapper.toggled .credentials-panel.signup .slide-element:nth-child(4) {
    transition-delay: 1.9s;
}

.auth-wrapper.toggled .credentials-panel.signup .slide-element:nth-child(5) {
    transition-delay: 2.0s;
}

.auth-wrapper.toggled .credentials-panel.signup .slide-element:nth-child(6) {
    transition-delay: 2.1s;
}

/* credentials panel heading */
.credentials-panel h2 {
    font-size: 32px;
    text-align: center;
}

/* field wrapper */
.credentials-panel .field-wrapper {
    position: relative;
    width: 100%;
    height: 50px;
    margin-top: 25px;
}

/* field input */
.field-wrapper input {
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
    outline: none;
    font-size: 16px;
    color: #fff;
    font-weight: 600;
    border-bottom: 2px solid #fff;
    padding-right: 23px;
    transition: .5s;
}

/* field input focus/valid state */
.field-wrapper input:focus,
.field-wrapper input:valid {
    border-bottom: 2px solid #00d4ff;
}

/* field label */
.field-wrapper label {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    font-size: 16px;
    color: #fff;
    transition: .5s;
}

/* field label focus/valid state */
.field-wrapper input:focus~label,
.field-wrapper input:valid~label {
    top: -5px;
    color: #00d4ff;
}

/* field icon */
.field-wrapper i {
    position: absolute;
    top: 50%;
    right: 0;
    font-size: 18px;
    transform: translateY(-50%);
    color: #fff;
}

/* field icon focus/valid state */
.field-wrapper input:focus~i,
.field-wrapper input:valid~i {
    color: #00d4ff;
}

/* submit button */
.submit-button {
    position: relative;
    width: 100%;
    height: 45px;
    background: transparent;
    border-radius: 40px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    border: 2px solid #00d4ff;
    overflow: hidden;
    z-index: 1;
}

/* submit button hover effect */
.submit-button::before {
    content: "";
    position: absolute;
    height: 300%;
    width: 100%;
    background: linear-gradient(#1a1a2e, #00d4ff, #1a1a2e, #00d4ff);
    top: -100%;
    left: 0;
    z-index: -1;
    transition: .5s;
}

.submit-button:hover:before {
    top: 0;
}

/* switch link */
.switch-link {
    font-size: 14px;
    text-align: center;
    margin: 20px 0 10px;
}

/* switch link anchor */
.switch-link a {
    text-decoration: none;
    color: #00d4ff;
    font-weight: 600;
}

/* switch link anchor hover */
.switch-link a:hover {
    text-decoration: underline;
}

/* welcome section */
.welcome-section {
    position: absolute;
    top: 0;
    height: 100%;
    width: 50%;
    display: flex;
    justify-content: center;
    flex-direction: column;
}

/* welcome section signin */
.welcome-section.signin {
    right: 0;
    text-align: right;
    padding: 0 40px 60px 150px;
}

/* welcome section signin slide elements */
.welcome-section.signin .slide-element {
    transform: translateX(0);
    transition: .7s ease;
    opacity: 1;
    filter: blur(0px);
}

.welcome-section.signin .slide-element:nth-child(1) {
    transition-delay: 2.0s;
}

.welcome-section.signin .slide-element:nth-child(2) {
    transition-delay: 2.1s;
}

/* toggled state - welcome signin slides out */
.auth-wrapper.toggled .welcome-section.signin .slide-element {
    transform: translateX(120%);
    opacity: 0;
    filter: blur(10px);
}

.auth-wrapper.toggled .welcome-section.signin .slide-element:nth-child(1) {
    transition-delay: 0s;
}

.auth-wrapper.toggled .welcome-section.signin .slide-element:nth-child(2) {
    transition-delay: 0.1s;
}

/* welcome section signup */
.welcome-section.signup {
    left: 0;
    text-align: left;
    padding: 0 150px 60px 38px;
    pointer-events: none;
}

/* welcome section signup slide elements */
.welcome-section.signup .slide-element {
    transform: translateX(-120%);
    transition: .7s ease;
    opacity: 0;
    filter: blur(10PX);
}

.welcome-section.signup .slide-element:nth-child(1) {
    transition-delay: 0s;
}

.welcome-section.signup .slide-element:nth-child(2) {
    transition-delay: 0.1s;
}

/* toggled state - welcome signup slides in */
.auth-wrapper.toggled .welcome-section.signup .slide-element {
    transform: translateX(0%);
    opacity: 1;
    filter: blur(0);
}

.auth-wrapper.toggled .welcome-section.signup .slide-element:nth-child(1) {
    transition-delay: 1.7s;
}

.auth-wrapper.toggled .welcome-section.signup .slide-element:nth-child(2) {
    transition-delay: 1.8s;
}

/* welcome section heading */
.welcome-section h2 {
    text-transform: uppercase;
    font-size: 36px;
    line-height: 1.3;
}

/* welcome section paragraph */
.welcome-section p {
    font-size: 16px;
}

/* background shape */
.auth-wrapper .background-shape {
    position: absolute;
    right: 0;
    top: -5px;
    height: 600px;
    width: 850px;
    background: linear-gradient(45deg, #1a1a2e, #00d4ff);
    transform: rotate(10deg) skewY(40deg);
    transform-origin: bottom right;
    transition: 1.5s ease;
    transition-delay: 1.6s;
}

/* toggled state - background shape */
.auth-wrapper.toggled .background-shape {
    transform: rotate(0deg) skewY(0deg);
    transition-delay: .5s;
}

/* secondary shape */
.auth-wrapper .secondary-shape {
    position: absolute;
    left: 250px;
    top: 100%;
    height: 700px;
    width: 850px;
    background: #1a1a2e;
    border-top: 3px solid #00d4ff;
    transform: rotate(0deg) skewY(0deg);
    transform-origin: bottom left;
    transition: 1.5s ease;
    transition-delay: .5s;
}

/* toggled state - secondary shape */
.auth-wrapper.toggled .secondary-shape {
    transform: rotate(-11deg) skewY(-41deg);
    transition-delay: 1.2s;
}



/* ========== mobile responsive styles ========== */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .footer {
        margin-top: 20px;
        font-size: 13px;
    }

    .auth-wrapper {
        height: auto;
        min-height: 500px;
        flex-direction: column;
    }

    .auth-wrapper .credentials-panel,
    .welcome-section {
        width: 100%;
        position: relative;
    }

    .credentials-panel.signin,
    .credentials-panel.signup {
        padding: 40px 30px;
        left: 0;
        right: 0;
    }

    .credentials-panel.signin {
        display: flex;
        animation: fadeInUp 0.6s ease forwards;
    }

    .credentials-panel.signup {
        display: none;
    }

    .auth-wrapper.toggled .credentials-panel.signin {
        display: none;
        animation: fadeOutDown 0.6s ease forwards;
    }

    .auth-wrapper.toggled .credentials-panel.signup {
        display: flex;
        animation: fadeInUp 0.6s ease forwards;
    }

    .credentials-panel.signin .slide-element,
    .credentials-panel.signup .slide-element {
        transform: translateY(0);
        opacity: 1;
        filter: blur(0);
        animation: slideInUp 0.5s ease forwards;
    }

    .credentials-panel.signin .slide-element:nth-child(1),
    .credentials-panel.signup .slide-element:nth-child(1) {
        animation-delay: 0.1s;
        opacity: 0;
    }

    .credentials-panel.signin .slide-element:nth-child(2),
    .credentials-panel.signup .slide-element:nth-child(2) {
        animation-delay: 0.2s;
        opacity: 0;
    }

    .credentials-panel.signin .slide-element:nth-child(3),
    .credentials-panel.signup .slide-element:nth-child(3) {
        animation-delay: 0.3s;
        opacity: 0;
    }

    .credentials-panel.signin .slide-element:nth-child(4),
    .credentials-panel.signup .slide-element:nth-child(4) {
        animation-delay: 0.4s;
        opacity: 0;
    }

    .credentials-panel.signin .slide-element:nth-child(5),
    .credentials-panel.signup .slide-element:nth-child(5) {
        animation-delay: 0.5s;
        opacity: 0;
    }

    .credentials-panel.signup .slide-element:nth-child(6) {
        animation-delay: 0.6s;
        opacity: 0;
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes fadeOutDown {
        from {
            opacity: 1;
            transform: translateY(0);
        }

        to {
            opacity: 0;
            transform: translateY(30px);
        }
    }

    @keyframes slideInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .welcome-section {
        display: none;
    }

    .credentials-panel h2 {
        font-size: 28px;
        margin-bottom: 10px;
    }

    .auth-wrapper .background-shape,
    .auth-wrapper .secondary-shape {
        display: none;
    }

    .field-wrapper {
        margin-top: 20px;
    }
}

@media (max-width: 480px) {

    .credentials-panel.signin,
    .credentials-panel.signup {
        padding: 30px 20px;
    }

    .credentials-panel h2 {
        font-size: 24px;
    }

    .field-wrapper input,
    .field-wrapper label {
        font-size: 14px;
    }

    .submit-button {
        font-size: 14px;
        height: 40px;
    }

    .switch-link {
        font-size: 13px;
    }
}


/* ========================================================================
   modal background fix (dark theme)
   ======================================================================== */

/* fix for white background, show dark theme */
.modal-content.custom-modal {
    /* this covers the default bootstrap white background */
    background-color: #1a1a2e !important; 
    
    /* 2. remove default bootstrap borders */
    border: none;
    
    /* 3. apply glowing borders and shadows on modal itself (for better look) */
    border: 2px solid #00d4ff;
    box-shadow: 0 0 15px #00d4ff;
}

/* 4. ensure main text inside modal is white */
.modal-content.custom-modal * {
    color: #fff;
}


/* ======================================================================== */

/* ========================================================================
   section 5: footer styles
   ======================================================================== */

/* footer container */
.footer{
    width: 100%;
}

/* conclusion details */
.conc1-details{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    padding: 100px 0px;
    background: -webkit-linear-gradient( left,  hsl(210, 100%, 25%), hsl(180, 70%, 45%)) !important;
}

/* conclusion heading */
.conc1-details h2{
    font-size: 45px;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
    line-height: 1.2;
    color: white;
}

/* conclusion paragraph */
.conc1-details p{
    font-size: 17px;
    white-space: pre-line;
    color: white;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
    padding: 0px 30px;
}

/* lock icon position */
.lock{
    position: absolute;
    left: 50%;
    padding: 20px 0px;
}

/* footer bottom details */
.conc2-details{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    padding: 30px 0px;
    background: hsl(210, 100%, 15%) !important;
}

/* footer bottom small text */
.conc2-details small{
    font-size: 17px;
    color: white;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

/* footer links */
.conc-links a{
    color: white;
    text-decoration: none;
    padding-right: 5px;
}

/* footer links hover */
.conc-links a:hover{
    color: hsl(210, 80%, 50%);
}

/* footer links separator */
.conc-links span{
    color: white;
    padding: 0px 20px;
}

/* conclusion button */
.conc-btn{
    width: 320px !important;
    padding: 15px 15px !important;
    font-size: 20px !important;
    font-family: "Space Grotesk", sans-serif;
    font-optical-sizing: auto;
    font-weight: bold !important;
    line-height: 1.2;
    display: inline-block;
    background: #ffffff !important;
    color: rgb(7, 7, 140) !important;
    border-radius: 20px !important;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

/* conclusion button hover */
.conc-btn:hover{
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    transition: 0.67s ease;
}