/* importing google fonts - poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600&display=swap');

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;
}

:root{
    /* dark theme colors */
    --text-color:#edf3ff;
    --subheading-color:#97a7ca;
    --placeholder-color:#c3cdde;
    --primary-color:#101623;
    --secondary-color:#283045;
    --secondary-hover-color:#333e58;
    --scrollbar-color:#626a7f;
}

body.light-theme{
    /* light theme colors */
    --text-color: #090c13;
    --subheading-color: #7b8cae;
    --placeholder-color: #606982;
    --primary-color:#f3f7ff;
    --secondary-color:#dce6f9;
    --secondary-hover-color: #d2ddf2;
    --scrollbar-color: #a2aac2;
}

body{       
    color: var(--text-color);
    background-color: var(--primary-color);
}

.container{
    padding: 32px 0 60px;
    overflow-y: auto;
    max-height: calc(100vh - 127px);
    scrollbar-color: var(--scrollbar-color) transparent;
}

.container :where(.app-header, .suggestions, .message, .prompt-wrapper, .disclaimer-text){
    margin: 0 auto;
    width: 100%;
    padding:0 20px;
    max-width: 980px;
}
/* app header stylings */
.container .app-header{
    margin-top: 4vh;
}

.app-header .heading{
    font-size: 3rem;
    width: fit-content;
    background: linear-gradient(to right, #1d7efd, #8f6fff);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-header .sub-heading{
    font-size: 2.6rem;
    margin-top: -5px;
    color: var(--subheading-color);
}

.status-indicator{
    font-size: 1rem;
    margin-top: 10px;
    font-weight: 500;
    color: #28a745;
    text-align: center;
}

/* suggestions list styling */
.container .suggestions{
    display: flex;
    gap: 15px;  
    margin-top: 9.5vh;
    list-style: none;
    overflow-x: auto;
    scrollbar-width: none;
}

body.chats-active .container :where(.app-header, .suggestions){
    display: none;
}

.suggestions .suggestions-item{
    padding: 18px;
    width: 228px;
    border-radius: 12px;
    flex-shrink: 0;
    cursor: pointer;
    background:var(--secondary-color);
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
    display: flex;
    transition: 0.3s ease;
}

.suggestions .suggestions-item:hover{
    background: var(--secondary-hover-color);
}

.suggestions .suggestions-item .text{
    font-size: 1.1rem;
}

.suggestions .suggestions-item span{
    height: 45px;
    width: 45px;
    background: var(--primary-color);
    margin-top: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color:#1d7efd;
    align-self: flex-end;
}

.suggestions .suggestions-item:nth-child(2) span{
    color: #28a745;
}
.suggestions .suggestions-item:nth-child(3) span{
    color: #ffc107;
}
.suggestions .suggestions-item:nth-child(4) span{
    color: #6f42c1;
}

/* chats container stylings */

.container .chats-container{
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.chats-container .message{
    display: flex;
    gap:11px;
    align-items: center;
}

.chats-container .bot-message .avatar{
    height: 43px;
    width: 43px;
    border-radius: 50%;
    background: var(--secondary-color);
    border: 1px solid var(--secondary-hover-color);
    flex-shrink: 0;
    padding: 6px;
    margin-right: -7px;
    align-self: flex-start;
}

.chats-container .bot-message.loading .avatar{
    animation : rotate 3s linear infinite;
}

@keyframes rotate{
    100%{
        transform:rotate(360deg);
}
}

.chats-container .message .message-text{
    padding: 3px 16px;
    word-wrap: break-word;
    white-space: pre-line; 
}

.chats-container .bot-message{
    margin: 9px auto;
}
.chats-container .user-message{
    flex-direction: column;
    align-items: flex-end;
}

.chats-container .user-message .message-text{
    padding: 12px 16px;
    max-width: 75%;
    background: var(--secondary-color);
    border-radius: 13px 13px 3px 13px;
}

/* prompt container stylings */
.prompt-container{
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 16px 0;
    background: var(--primary-color);
}

.prompt-container :where(.prompt-wrapper, .prompt-form, .prompt-actions){
    display: flex;
    gap: 12px;
    height: 56px;
    align-items: center;
}

.prompt-wrapper .prompt-form{
    width: 100%;
    height: 100%;
    border-radius: 130px;
    background: var(--secondary-color);
}

.prompt-form .prompt-input{
    background: none;
    height: 100%;
    width: 100%;
    outline: none;
    border: none !important;
    font-size: 1rem;
    padding-left: 24px;
    color: var(--text-color);
}

.prompt-form .prompt-input:invalid{
    border: none !important;
    box-shadow: none !important;
}

.prompt-form .prompt-input::placeholder{
    color: var(--placeholder-color);
}

.prompt-wrapper button{
    width: 56px;
    height: 100%;
    border:none;
    cursor: pointer;
    border-radius: 50%;
    font-size: 1.4rem;
    flex-shrink: 0;
    background: var(--secondary-color);
    color: var(--text-color);
    transition: 0.3s ease;
}

.prompt-wrapper button:hover {
    background: var(--secondary-hover-color);
}

.prompt-form .prompt-actions{
    gap:5px;
    margin-right: 7px;
}

.prompt-form .prompt-actions button{
    height: 45px;
    width: 45px;
}

.prompt-form #send-prompt-btn:hover{
    background:#0264e3;
}

.prompt-form #send-prompt-btn{
    color: #fff;
    background:#1d7efd;
    display: none;
}

.prompt-form .prompt-input:valid ~ .prompt-actions #send-prompt-btn{
    display: block;
}

.prompt-container .disclaimer-text{
    text-align: center;
    font-size: 0.9rem;
    padding: 16px 20px 0;
    color: var(--placeholder-color);
}

/* responsive media query code for small screens */
@media (max-width: 768px){
    .container{
        padding: 20px 0 100px;
    }

    .app-header :is(.heading, .sub-heading){
        font-size: 2rem;
        line-height: 1.4;
    }

    .prompt-form .file-upload-wrapper .active #cancel-file-btn{
        opacity: 0;
    }
    .prompt-wrapper.hide-controls :where(#theme-toggle-btn, #delete-chats-btn){
        display: none;
    }
}