:root {
    --primary-color: #0D8ABC;
    --primary-gradient: linear-gradient(135deg, #0D8ABC 0%, #0a719c 100%);
    --secondary-color: #f0f7ff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --bg-main: #ffffff;
    --bg-chat: #f8fafc;
    --bot-msg-bg: #ffffff;
    --user-msg-bg: var(--primary-color);
    --user-msg-text: #ffffff;
    --shadow-soft: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
    --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.03);
    --border-color: #e2e8f0;
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --transition-speed: 0.3s;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Chatbot Toggle Button */
.chatbot-toggle {
    position: fixed;
    bottom: 14px;
    right: 24px;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: #23939e;
    color: white;
    border: none;
    box-shadow: 0 4px 15px rgba(13, 138, 188, 0.35);
    cursor: pointer;
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
    z-index: 9999;
}

.chatbot-toggle:hover {
    transform: scale(1.08) translateY(-4px);
    box-shadow: 0 12px 35px rgba(13, 138, 188, 0.5);
}

.chatbot-toggle.hidden {
    display: none;
}

/* Chatbot Window */
.chatbot-window {
    position: fixed;
    bottom: 80px;
    right: 24px;
    width: 320px;
    height: 500px;
    max-height: calc(100vh - 100px);
    background: var(--bg-main);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 10000;
    font-family: 'Outfit', sans-serif;
    transition: opacity 0.3s ease, transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-origin: bottom right;
}

.chatbot-window.hidden {
    opacity: 0;
    transform: scale(0.9) translateY(30px);
    pointer-events: none;
}

/* Header */
.chatbot-header {
    background: var(--bg-main);
    color: var(--text-main);
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    z-index: 10;
    border-bottom: 1px solid var(--border-color);
}

.header-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bot-avatar img {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(13, 138, 188, 0.2);
}

.chatbot-header h3 {
    font-size: 14px;
    font-weight: 700;
    margin: 0 0 2px 0;
    letter-spacing: -0.2px;
}

.status {
    font-size: 11px;
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--text-muted);
    font-weight: 500;
}

.status-dot {
    width: 6px;
    height: 6px;
    background-color: #23939e;
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.close-btn {
    background: #f1f5f9;
    border: none;
    color: var(--text-muted);
    width: 26px;
    height: 26px;
    border-radius: 50%;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background: #e2e8f0;
    color: var(--text-main);
}

/* Messages Area */
.chatbot-messages {
    flex: 1;
    min-height: 0;
    background: var(--bg-chat);
    padding: 14px 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    scroll-behavior: smooth;
}

.chatbot-messages::-webkit-scrollbar {
    width: 4px;
}

.chatbot-messages::-webkit-scrollbar-thumb {
    background-color: #cbd5e1;
    border-radius: 10px;
}

/* Message Bubbles */
.msg-wrapper {
    display: flex;
    flex-direction: column;
    max-width: 88%;
    flex-shrink: 0;
    animation: fadeIn 0.4s cubic-bezier(0.165, 0.84, 0.44, 1) forwards;
}

.msg-wrapper.bot {
    align-self: flex-start;
}

.msg-wrapper.user {
    align-self: flex-end;
}

.msg-bubble {
    padding: 10px 12px;
    border-radius: var(--radius-md);
    font-size: 13px;
    line-height: 1.4;
    position: relative;
    box-shadow: var(--shadow-sm);
    word-wrap: break-word;
}

.msg-wrapper.bot .msg-bubble {
    background: var(--bot-msg-bg);
    color: var(--text-main);
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-color);
}

.msg-wrapper.bot .msg-bubble strong {
    font-weight: 700;
    color: var(--text-main);
}

.msg-wrapper.user .msg-bubble {
    background: var(--user-msg-bg);
    color: var(--user-msg-text);
    border-bottom-right-radius: 4px;
    box-shadow: 0 4px 15px rgba(13, 138, 188, 0.2);
}

/* Quick Replies / Options */
.options-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
}

.option-btn {
    background: #ffffff;
    border: 1.5px solid var(--border-color);
    color: var(--text-main);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
    font-family: 'Outfit', sans-serif;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
    display: flex;
    align-items: center;
}

.option-btn i {
    color: var(--primary-color);
    font-size: 14px;
    opacity: 0.9;
}

.option-btn:hover {
    border-color: var(--primary-color);
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(13, 138, 188, 0.1);
}

/* Forms in Chat */
.form-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 8px;
    background: white;
    padding: 14px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
}

.form-group input,
.form-group select {
    padding: 8px 10px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: 'Outfit', sans-serif;
    font-size: 13px;
    color: var(--text-main);
    outline: none;
    transition: all 0.2s ease;
    background: #f8fafc;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary-color);
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(13, 138, 188, 0.1);
}

.submit-btn {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: 10px;
    border-radius: var(--radius-sm);
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 13px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 6px;
    box-shadow: 0 4px 15px rgba(13, 138, 188, 0.3);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(13, 138, 188, 0.4);
}

.error-msg {
    color: #ef4444;
    font-size: 12.5px;
    font-weight: 500;
    margin-top: -10px;
    display: none;
}

.error-msg.visible {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Proceed Button (Special) */
.proceed-btn {
    background: linear-gradient(135deg, #23939e 0%, #059669 100%);
    color: white;
    border: none;
    padding: 16px;
    border-radius: var(--radius-sm);
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    width: 100%;
    margin-top: 15px;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}

.proceed-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

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

/* Typing indicator */
.typing-indicator {
    display: flex;
    gap: 5px;
    padding: 14px 18px;
    background: var(--bot-msg-bg);
    border-radius: var(--radius-md);
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-color);
    width: fit-content;
    align-items: center;
    height: 48px;
    box-shadow: var(--shadow-sm);
}

.typing-dot {
    width: 7px;
    height: 7px;
    background-color: #94a3b8;
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out both;
}

.typing-dot:nth-child(1) {
    animation-delay: -0.32s;
}

.typing-dot:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes typing {

    0%,
    80%,
    100% {
        transform: scale(0);
        opacity: 0.5;
    }

    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Doctor Cards Carousel inside Chat */
.doctor-cards-container {
    display: flex;
    overflow-x: auto;
    gap: 12px;
    padding: 4px 0 8px 0;
    scroll-snap-type: x mandatory;
    margin-top: 10px;
    flex-shrink: 0;
}

.doctor-cards-container::-webkit-scrollbar {
    height: 4px;
}

.doctor-cards-container::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

.chat-doctor-card {
    min-width: 200px;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    scroll-snap-align: start;
    flex-shrink: 0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.chat-doctor-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.chat-doctor-card .doc-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--secondary-color);
}

.chat-doctor-card h4 {
    font-size: 15px;
    color: var(--text-main);
    margin-bottom: 4px;
    font-weight: 700;
}

.chat-doctor-card .doc-spec {
    font-size: 13px;
    color: var(--primary-color);
    margin-bottom: 8px;
    font-weight: 500;
}

.chat-doctor-card .doc-exp {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.chat-doctor-card .doc-view-btn {
    display: inline-block;
    width: 100%;
    padding: 8px 0;
    background: var(--secondary-color);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    transition: background 0.2s, color 0.2s;
}

.chat-doctor-card .doc-view-btn:hover {
    background: var(--primary-color);
    color: #ffffff;
}

/* Mobile Responsive */
@media (max-width: 480px) {
    .chatbot-window {
        width: 100%;
        height: 100%;
        max-height: 100vh;
        bottom: 0;
        right: 0;
        border-radius: 0;
        border: none;
    }

    .chatbot-toggle {
        bottom: 20px;
        right: 20px;
    }
}