:root {
    --chat-width: 1000px;
    --chat-height: 760px;

    /* Brand / accent colors */
    --user-bubble-color: #44218D;
    --bot-bubble-color: #2d2d2d;
    --user-text-color: #ffffff;
    --bot-text-color: #e9ecef;

    /* Backgrounds */
    --bg-dark: #321867;
    --bg-darker: #121212;
    --bg-container: #252525;
    --border-dark: #3a3a3a;
    --input-bg: #2d2d2d;
    --input-border: #404040;

    /* Bootstrap primary overrides */
    --bs-primary: #44218D;
    --bs-primary-rgb: 68, 33, 141;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    /* Circular gradient so the chatbox sits on a brighter, glowing center */
    background-color: var(--bg-dark);
    background-image: radial-gradient(circle at center, #44218D 0%, #170835 55%, #0a021c 100%);
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-size: cover;
    color: var(--bot-text-color);
}

a{
 color: #90FCf9;   
}

.disclosure{
    font-size: 10px;
    text-align: center;
    /* margin: 0 auto; */
    margin-top: 15px;
    margin-bottom: 0px;
    font-style: italic;
}

.btn-primary{
    background-color: #44218D !important;
    border: #fff !important;
}

.img-logo{
    margin-top: 40px;
}

@media (min-width: 992px) {
    .img-logo {
        max-width: 500px;
        height: auto;
    }
}

.chat-container {
    width: 100%;
    max-width: var(--chat-width);
    height: var(--chat-height);
    display: flex;
    flex-direction: column;
    background: var(--bg-container);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-dark);
}

.chat-header {
    border-radius: 12px 12px 0 0;
    flex-shrink: 0;
}

.chat-avatar {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    object-fit: cover;
    background-color: transparent;
    padding: 0;
    display: block;
}

.img-logo-wrapper {
    margin-top: 40px;
}

.logo-avatar {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    object-fit: contain;
    background-color: #ffffff;
    padding: 6px;
}

.messages-container {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-darker);
    padding: 1rem;
    display: flex;
    flex-direction: column;
}

.messages-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    display: flex;
    max-width: 75%;
    animation: fadeIn 0.3s ease-in;
}

.message.user {
    align-self: flex-end;
    justify-content: flex-end;
}

.message.bot {
    align-self: flex-start;
    justify-content: flex-start;
}

.message-bubble {
    padding: 0.75rem 1rem;
    border-radius: 18px;
    word-wrap: break-word;
    line-height: 1.4;
}
.message-bubble p {
    margin-bottom: 0.75rem;
}
.message-bubble p:last-child {
    margin-bottom: 0;
}
.message-bubble ul,
.message-bubble ol {
    margin: 0.5rem 0 0.75rem 1.25rem;
    padding: 0;
}
.message-bubble li {
    margin-bottom: 0.35rem;
}
.message-bubble code {
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    padding: 0.1rem 0.25rem;
    font-size: 0.95em;
}
.message-bubble pre {
    background-color: rgba(255, 255, 255, 0.08);
    padding: 0.75rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 0.5rem 0;
}
.message-bubble pre code {
    padding: 0;
    background: none;
}

.message.user .message-bubble {
    background-color: var(--user-bubble-color);
    color: var(--user-text-color);
    border-bottom-right-radius: 4px;
}

.message.bot .message-bubble {
    background-color: var(--bot-bubble-color);
    color: var(--bot-text-color);
    border-bottom-left-radius: 4px;
}

.chat-input-container {
    border-top: 1px solid var(--border-dark);
    flex-shrink: 0;
    background: var(--bg-container);
}

.chat-input-container form {
    margin: 0;
}

.chat-input-container input {
    border-radius: 24px;
    border: 1px solid var(--input-border);
    background-color: var(--input-bg);
    color: var(--bot-text-color);
    padding: 0.5rem 1rem;
}

.chat-input-container input:focus {
    border-color: #44218D;
    background-color: var(--input-bg);
    color: var(--bot-text-color);
    box-shadow: 0 0 0 0.2rem rgba(68, 33, 141, 0.35);
}

.chat-input-container input::placeholder {
    color: #888888;
}

.chat-input-container button {
    border-radius: 50%;
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.typing-indicator {
    align-self: flex-start;
    margin-top: 0.5rem;
}

.typing-dots {
    display: flex;
    gap: 4px;
    padding: 0.75rem 1rem;
    background-color: var(--bot-bubble-color);
    border-radius: 18px;
    border-bottom-left-radius: 4px;
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background-color: #9ca3af;
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) {
    animation-delay: 0s;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* Scrollbar styling */
.messages-container::-webkit-scrollbar {
    width: 6px;
}

.messages-container::-webkit-scrollbar-track {
    background: transparent;
}

.messages-container::-webkit-scrollbar-thumb {
    background: #404040;
    border-radius: 3px;
}

.messages-container::-webkit-scrollbar-thumb:hover {
    background: #505050;
}


.form-control:disabled {
    background-color: #252525;
}

/* Responsive design */
@media (max-width: 992px) {
    .chat-container {
        height: min(90vh, 760px);
        max-width: 100%;
    }

    .img-logo {
        max-width: 280px;
    }
}

@media (max-width: 768px) {
    .chat-container {
        height: min(95vh, 760px);
    }

    .chat-avatar {
        width: 44px;
        height: 44px;
    }

    .chat-header h5 {
        font-size: 1rem;
    }

    .messages-container {
        padding: 0.75rem;
    }

    .message {
        max-width: 90%;
    }

    .message-bubble {
        padding: 0.6rem 0.9rem;
        font-size: 0.95em;
    }

    /* Suggestions: wrap and fit mobile */
    .suggestions-container {
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-top: 1rem;
    }

    .suggestion-text {
        width: 100%;
        font-size: 0.9rem;
    }

    .suggestion-box {
        min-width: 140px;
        min-height: 38px;
        padding: 6px 12px;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding-left: 0.25rem;
        padding-right: 0.25rem;
    }

    .chat-container {
        height: calc(100vh - 2rem);
        border-radius: 8px;
        max-width: 100%;
    }

    .chat-header {
        border-radius: 8px 8px 0 0;
        padding: 0.5rem 0.75rem !important;
    }

    .chat-header .btn {
        font-size: 0.8rem;
        padding: 0.25rem 0.5rem;
    }

    .chat-avatar {
        width: 36px;
        height: 36px;
    }

    .chat-input-container {
        padding: 0.75rem 1rem !important;
    }

    .message {
        max-width: 92%;
    }

    /* Suggestions: compact on very small screens */
    .suggestions-container {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
        margin-top: 0.75rem;
        padding: 0.25rem 0;
    }

    .suggestion-text {
        font-size: 0.85rem;
    }

    .suggestion-box {
        min-width: unset;
        min-height: 36px;
        width: 100%;
        padding: 8px 14px;
        font-size: 0.875rem;
        justify-content: center;
    }
}

@media (max-width: 380px) {
    .img-logo-wrapper {
        margin-top: 1rem;
    }

    .img-logo {
        max-width: 220px;
    }
}

/* Suggestions Box */
.suggestions-container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-top: 20px;
    cursor: pointer;
}

.suggestion-box {
    background-image:
      linear-gradient(#121212, #121212),                           
      linear-gradient(120deg, #a223d5, #9123d5, #3bc1f6, #7122c5); 
    background-origin: border-box;
    background-clip: padding-box, border-box;
    background-size: 100% 100%, 300% 300%;
    background-position: center center, 0% 50%;
    animation: suggestion-border-gradient 6s linear infinite;
    color: #f9fafb;
    padding: 6px 14px;
    border-radius: 10px;
    border: 3px solid transparent;

    display: inline-flex;
    align-items: center;
    min-width: 200px;
    min-height: 44px;
}

.suggestion-box:hover{
    background-image:
    linear-gradient(#121212, #121212),                         
    linear-gradient(120deg, #23d5ab, #d5d523, #f6f33b, #22c55e);
}

@keyframes suggestion-border-gradient {
    0% {
        background-position: center center, 0% 50%;
    }
    50% {
        background-position: center center, 100% 50%;
    }
    100% {
        background-position: center center, 0% 50%;
    }
}

.hidden-element{
    opacity: 0;
    transition: opacity 0.5s ease;
}

.show-element{
    opacity: 1;
    transition: opacity 0.5s ease;
}

/* Dark mode modal styling */
.modal-content.bg-dark {
    background-color: var(--bg-container) !important;
    border-color: var(--border-dark) !important;
}

.modal-header.border-secondary {
    border-color: var(--border-dark) !important;
}

.modal-footer.border-secondary {
    border-color: var(--border-dark) !important;
}

.btn-close-white {
    filter: invert(1) grayscale(100%) brightness(200%);
}