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

:root {
    --cs-primary: #848c99;
    --cs-primary-dark: #899dc8;
    --cs-bg-light: #F9FAFB;
    --cs-bg-white: #FFFFFF;
    --cs-text-dark: #1F2937;
    --cs-text-light: #FFFFFF;
    --cs-text-secondary: #6B7280;
    --cs-user-bubble: #E5E7EB;
    --cs-border-color: #E5E7EB;
    --cs-danger: #EF4444;
    --cs-danger-hover: #D93737;
    --cs-success: #10B981;
    --cs-success-hover: #0DAF78;
    --cs-font-family: 'Poppins', sans-serif;
}

body {
    font-family: var(--cs-font-family);
}

#cschat-toggle-btn {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--cs-primary), var(--cs-primary-dark));
    color: var(--cs-text-light);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 5px 20px rgba(90, 141, 255, 0.4);
    transition: all 0.3s ease;
    z-index: 999999;
}

#cschat-toggle-btn:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 8px 25px rgba(90, 141, 255, 0.5);
}

#cschat-toggle-btn[aria-pressed="true"] {
    transform: rotate(360deg);
    background: var(--cs-text-dark);
}

#cschat-container {
    position: fixed;
    bottom: 95px;
    right: 24px;
    width: 370px;
    height: 75vh;
    max-height: 600px;
    background: var(--cs-bg-white);
    border-radius: 16px;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.15);
    display: none;
    flex-direction: column;
    overflow: hidden;
    z-index: 99999;
    border: 1px solid var(--cs-border-color);
    animation: cschat-fadeInUp 0.4s ease-out;
}

@keyframes cschat-fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

#cschat-header {
    background: #7f9196;
    color: white;
    padding: 12px 20px;
    font-weight: 600;
    font-size: 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--cs-border-color);
    flex-shrink: 0;
}

#cschat-header .header-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

#cschat-close-btn {
    background: transparent;
    border: none;
    color: rgb(255, 255, 255);
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s;
}

#cschat-close-btn:hover {
    color: var(--cs-danger);
    transform: scale(1.2);
}

#cschat-output {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 20px;
    background: var(--cs-bg-light);
    gap: 12px;
}

#cschat-output::-webkit-scrollbar { width: 6px; }
#cschat-output::-webkit-scrollbar-track { background: transparent; }
#cschat-output::-webkit-scrollbar-thumb { background: #ccc; border-radius: 3px; }
#cschat-output::-webkit-scrollbar-thumb:hover { background: #aaa; }

.cschat-message {
    max-width: 80%;
    padding: 10px 16px;
    border-radius: 18px;
    line-height: 1.5;
    font-size: 14px;
    opacity: 0;
    transform: translateY(15px);
    animation: cschat-appear 0.4s ease-out forwards;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

@keyframes cschat-appear {
    to { opacity: 1; transform: translateY(0); }
}

.cschat-bot {
    background: linear-gradient(135deg, var(--cs-primary), var(--cs-primary-dark));
    color: var(--cs-text-light);
    align-self: flex-start;
    border-bottom-left-radius: 4px; 
}

.cschat-user {
    background: var(--cs-user-bubble);
    color: var(--cs-text-dark);
    align-self: flex-end;
    border-bottom-right-radius: 4px; 
}

.cschat-bot::before, .cschat-user::after { content: none; }

.cschat-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 8px;
    padding-top: 5px;
}

.cschat-btn {
    padding: 8px 18px;
    border-radius: 20px;
    border: 1px solid var(--cs-primary);
    background: var(--cs-bg-white);
    color: var(--cs-primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    opacity: 0;
    transform: translateY(15px);
    animation: cschat-appear 0.4s ease-out forwards;
    transition: all 0.2s ease-in-out;
}

.cschat-btn:hover {
    background: #899dc8;
    color: var(--cs-text-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(90, 141, 255, 0.3);
}

.cschat-typing {
    display: flex;
    gap: 5px;
    align-items: center;
    align-self: flex-start;
    padding: 10px 12px;
    background: var(--cs-bg-white);
    border-radius: 18px;
    border-bottom-left-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.cschat-typing .dot {
    width: 8px;
    height: 8px;
    background-color: var(--cs-text-secondary);
    border-radius: 50%;
    animation: cschat-dotPulse 1.2s infinite ease-in-out;
}

.cschat-typing .dot:nth-child(2) { animation-delay: 0.2s; }
.cschat-typing .dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes cschat-dotPulse {
    0%, 60%, 100% { transform: scale(0.8); }
    30% { transform: scale(1.2); }
}

#cschat-popup {
    position: fixed;
    bottom: 96px;
    right: 24px;
    background: var(--cs-bg-white);
    color: var(--cs-text-dark);
    padding: 12px 16px;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    opacity: 0;
    animation: cschat-slideInOut 8s ease-in-out forwards;
    z-index: 998;
    max-width: 300px;
    border: 1px solid var(--cs-border-color);
}

@keyframes cschat-slideInOut {
    0% { transform: translateX(calc(100% + 30px)); opacity: 0; }
    10%, 80% { transform: translateX(0); opacity: 1; }
    100% { transform: translateX(calc(100% + 30px)); opacity: 0; }
}

#cschat-popup .cschat-avatar {
    font-size: 24px;
    color: var(--cs-primary);
}

.cschat-text { font-size: 14px; }
#cschat-popup::after, .cschat-text::after { content: none; }

#cschat-end {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--cs-bg-white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    display: none;
    z-index: 1001;
    animation: cschat-popIn 0.4s ease-out forwards;
}

@keyframes cschat-popIn {
    from { transform: translate(-50%, -50%) scale(0.8); opacity: 0; }
    to { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

#cschat-end h2 {
    font-size: 24px;
    color: var(--cs-text-dark);
    margin-bottom: 8px;
}

#cschat-end p {
    font-size: 16px;
    color: var(--cs-text-secondary);
}

.cschat-btn1 {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    width: max-content;  
    position: relative;
}


.cschat-btn-end, .cschat-btn-repeat {
    padding: 6px 14px;
    border-width: 1px;
    background: var(--cs-bg-white);
}

.cschat-btn-end {
    border-color: var(--cs-danger);
    color: var(--cs-danger);
}
.cschat-btn-end:hover {
    background: var(--cs-danger);
    color: var(--cs-text-light);
    border-color: var(--cs-danger);
    box-shadow: 0 4px 10px rgba(239, 68, 68, 0.3);
}

.cschat-btn-repeat {
    border-color: var(--cs-success);
    color: var(--cs-success);
}
.cschat-btn-repeat:hover {
    background: var(--cs-success);
    color: var(--cs-text-light);
    border-color: var(--cs-success);
    box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3);
}

.cschat-btn-end::before, .cschat-btn-repeat::before { content: none; }


@media (max-width: 600px) {
    #cschat-toggle-btn {
        width: 55px;
        height: 55px;
        font-size: 24px;
        bottom: 16px;
        right: 16px;
    }

    #cschat-container {
        width: calc(100vw - 32px);
        height: calc(100vh - 90px);
        max-height: none;
        bottom: 80px;
        right: 16px;
        left: 16px;
    }

    #cschat-popup {
        bottom: 80px;
        right: 16px;
        max-width: calc(100vw - 32px);
    }
}

#cschat-toggle-btn i {
    animation: cschat-icon-wave 2.5s infinite ease-in-out;
}

@keyframes cschat-icon-wave {
    0% { transform: rotate(0deg); }
    10% { transform: rotate(14deg); }
    20% { transform: rotate(-8deg); }
    30% { transform: rotate(14deg); }
    40% { transform: rotate(-4deg); }
    50% { transform: rotate(10deg); }
    60% { transform: rotate(0deg); }
    100% { transform: rotate(0deg); }
}

#cschat-toggle-btn[aria-pressed="true"] i {
    animation: none;
}

.wave-emoji {
    display: inline-block;
    transform-origin: 70% 70%;
    animation: emoji-wave-animation 2.5s infinite;
}

@keyframes emoji-wave-animation {
    0% { transform: rotate(0deg); }
    10% { transform: rotate(14deg); }
    20% { transform: rotate(-8deg); }
    30% { transform: rotate(14deg); }
    40% { transform: rotate(-4deg); }
    50% { transform: rotate(10deg); }
    60% { transform: rotate(0deg); }
    100% { transform: rotate(0deg); }
}