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

:root {
    --color-bg: #f5f7fa;
    --color-bg-alt: #fff;
    --color-text: #222;
    --color-primary: #4a4a8a;
    --color-primary-light: #4a4a8a;
    --color-secondary: #ededed;
    --color-border: #e0e0e0;
    --color-btn-bg: #ededed;
    --color-btn-text: #111;
    --color-modal-bg: #fff;
    --color-modal-text: #111;
    --color-sidebar-bg: rgba(255, 255, 255, 0.95);
    --color-sidebar-text: #222;
    --color-input-bg: #fafbfc;
    --color-input-border: #e0e0e0;
    --color-message-bg: #f5f5f5;
    --color-message-text: #111;
    --color-link: #4a4a8a;
    --color-shadow: rgba(0,0,0,0.1);
    --color-user-msg: linear-gradient(135deg, rgba(74, 74, 138, 0.1), rgba(74, 74, 138, 0.05));
    --color-assistant-msg: #f5f5f5;
}
body.dark-mode {
    --color-bg: #181a20;
    --color-bg-alt: #23262f;
    --color-text: #f1f1f1;
    --color-primary: #8ab4f8;
    --color-primary-light: #8ab4f8;
    --color-secondary: #23262f;
    --color-border: #33374a;
    --color-btn-bg: #23262f;
    --color-btn-text: #f1f1f1;
    --color-modal-bg: #23262f;
    --color-modal-text: #f1f1f1;
    --color-sidebar-bg: rgba(35, 38, 47, 0.95);
    --color-sidebar-text: #f1f1f1;
    --color-input-bg: #23262f;
    --color-input-border: #33374a;
    --color-message-bg: #23262f;
    --color-message-text: #f1f1f1;
    --color-link: #8ab4f8;
    --color-shadow: rgba(0,0,0,0.5);
    --color-user-msg: linear-gradient(135deg, rgba(74, 74, 138, 0.3), rgba(74, 74, 138, 0.15));
    --color-assistant-msg: #23262f;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    background: var(--color-bg);
    min-height: 100vh;
    color: var(--color-text);
    position: relative;
    overflow-x: hidden;
}
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 15% 50%, rgba(102, 126, 234, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(240, 147, 251, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(118, 75, 162, 0.06) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
    animation: backgroundFloat 25s ease-in-out infinite;
    will-change: transform;
    transform: translate3d(0, 0, 0);
}
@keyframes backgroundFloat {
    0%, 100% {
        transform: translate3d(0, 0, 0) rotate(0deg);
    }
    33% {
        transform: translate3d(0, -20px, 0) rotate(1deg);
    }
    66% {
        transform: translate3d(0, 10px, 0) rotate(-1deg);
    }
}
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 20px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
@keyframes thinkingDots {
    0%, 20% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
    80%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
}
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0,0,0);
    }
    40%, 43% {
        transform: translate3d(0, -8px, 0);
    }
    70% {
        transform: translate3d(0, -4px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}
.thinking-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-style: italic;
    color: #666;
}
.thinking-dots {
    display: inline-flex;
    gap: 2px;
}
.thinking-dots span {
    width: 4px;
    height: 4px;
    background: #666;
    border-radius: 50%;
    animation: thinkingDots 1.4s infinite;
}
.thinking-dots span:nth-child(2) {
    animation-delay: 0.2s;
}
.thinking-dots span:nth-child(3) {
    animation-delay: 0.4s;
}
.generating-indicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-style: italic;
    color: #666;
}
.generating-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid #e0e0e0;
    border-top: 2px solid #4a4a8a;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
.message {
    margin-bottom: 10px;
    display: flex;
    align-items: flex-start;
    animation: fadeInUp 0.3s ease-out;
    will-change: transform, opacity;
    transform: translate3d(0, 0, 0);
}
.message.user {
    justify-content: flex-end;
    animation: slideInRight 0.3s ease-out;
}
.message.assistant {
    animation: slideInLeft 0.3s ease-out;
}
.btn, .btn.primary, .btn.secondary {
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn::before {
    content: none !important;
}
.btn:hover::before {
    left: 100%;
}
.btn:hover, .btn:focus {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.btn:active {
    transform: translateY(0);
    transition: transform 0.1s;
}
.send-btn {
    transition: all 0.2s ease;
}
.send-btn:hover {
    transform: scale(1.1) rotate(5deg);
    background: #4a4a8a;
}
.send-btn:active {
    transform: scale(0.95);
}
.stop-btn {
    background: transparent;
    color: #ff6b6b;
    border: none;
    border-radius: 14px;
    width: 40px;
    height: 40px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    position: relative;
}
.stop-btn::before {
    content: none !important;
}
.stop-btn:hover, .stop-btn:focus {
    background: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
    transform: scale(1.1);
}
.stop-btn:active {
    transform: scale(0.95);
}
.upload-btn {
    background: transparent;
    border: none;
    color: var(--color-primary);
    padding: 8px;
    border-radius: 14px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.2s ease;
    position: relative;
    margin-right: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.upload-btn::before {
    content: none !important;
}
.upload-btn:hover:not(:disabled) {
    background: rgba(102, 126, 234, 0.1);
    color: var(--color-primary);
    transform: scale(1.1);
}
.upload-btn:active:not(:disabled) {
    transform: scale(0.95);
}
.upload-btn:disabled {
    background: transparent;
    color: #ccc;
    border-color: transparent;
    cursor: not-allowed;
    opacity: 0.4;
}
.upload-btn:disabled:hover {
    transform: none;
    background: transparent;
    border-color: transparent;
}
.modal-overlay {
    animation: fadeIn 0.2s ease-out;
}
.modal-content {
    animation: fadeInUp 0.3s ease-out;
}
.loading {
    opacity: 0.7;
    pointer-events: none;
}
.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #4a4a8a;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
.premium-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    position: relative;
    overflow: hidden;
    padding: 4px 8px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}
.premium-indicator::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.3), transparent);
}
@keyframes premiumGlow {
    from {
        box-shadow: 0 0 5px rgba(255, 215, 0, 0.3);
    }
    to {
        box-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
    }
}
.premium-indicator.active {
    background: rgba(46, 204, 64, 0.1);
    border-color: rgba(46, 204, 64, 0.3);
}
.premium-indicator.active::before {
    background: linear-gradient(90deg, transparent, rgba(46, 204, 64, 0.3), transparent);
}
.section-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 8px;
}
.section-title i {
    color: var(--color-primary);
}
.sidebar {
    display: block;
    background: var(--color-sidebar-bg) !important;
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 12px 10px;
    box-shadow: 0 8px 32px var(--color-shadow);
    border: none;
    overflow-y: auto;
    flex: 0 0 210px;
    font-size: 0.97rem;
    height: 100vh;
    min-height: 100vh;
    margin: 0;
    color: var(--color-sidebar-text) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateZ(0);
    min-width: 260px;
    width: 260px;
    max-width: 320px;
    position: relative;
}
.sidebar:hover {
    box-shadow: 0 12px 40px var(--color-shadow);
    transform: translateY(-2px);
}
.sidebar .header {
    text-align: left;
    margin-bottom: 12px;
    color: var(--color-primary) !important;
    font-size: 1.1rem;
    font-weight: 700;
    padding: 0 0 10px 0;
    border-bottom: none;
}
.sidebar .header h1 {
    font-size: 0.88rem;
    margin-bottom: 2px;
    color: var(--color-primary) !important;
    text-shadow: none;
    font-weight: 800;
    letter-spacing: 0.5px;
}
.sidebar .header p {
    font-size: 0.75rem;
    opacity: 0.85;
    color: var(--color-text) !important;
    margin-bottom: 0;
    font-weight: 400;
}
.chat-input:focus {
    transform: scale(1.02);
    transition: transform 0.2s ease;
}
.model-option:hover {
    background: #f8f9fa;
}
.message-content.error {
    animation: shake 0.5s ease-in-out;
}
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}
.message-content.success {
    animation: successPulse 0.5s ease-in-out;
}
@keyframes successPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}
.premium-label {
    color: #b8860b;
    font-size: 0.85em;
    margin-left: 6px;
    font-weight: bold;
}
.premium-disabled {
    color: #b8860b !important;
    background: #f9f6e7 !important;
    cursor: not-allowed !important;
    opacity: 0.7;
}
.free-label {
    color: #2ecc40;
    font-size: 0.85em;
    margin-left: 6px;
    font-weight: bold;
}
.container {
    height: 100vh;
    min-height: 100vh;
    display: flex;
    flex-direction: row;
    width: 100vw;
    max-width: 100vw;
    position: relative;
}
.header {
    text-align: center;
    margin-bottom: 16px;
    color: white;
}
.header h1 {
    font-size: 1rem;
    margin-bottom: 6px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}
.header p {
    font-size: 0.9rem;
    opacity: 0.9;
}
.main-content {
    display: flex;
    flex-direction: row;
    gap: 12px;
    width: 100vw;
    max-width: 100vw;
    height: 100vh;
}
.chat-container {
    background: transparent !important;
    backdrop-filter: none;
    border-radius: 0;
    box-shadow: none;
    border: none;
    display: flex;
    flex-direction: column;
    flex: 1 1 0%;
    min-width: 0;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
    margin: 0;
    max-width: 100vw;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.chat-container:hover {
    box-shadow: none;
    transform: none;
}
.chat-messages {
    flex: 1;
    padding: 12px;
    overflow-y: auto;
    font-size: 0.85rem;
    background: transparent !important;
}
.message-content {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    word-wrap: break-word;
    font-size: 0.90rem;
    line-height: 1.5;
    background: var(--color-message-bg) !important;
    backdrop-filter: blur(10px);
    color: var(--color-message-text) !important;
    box-shadow: 0 2px 12px var(--color-shadow);
    border: none;
    transition: all 0.3s ease;
    position: relative;
}
.message-content:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 18px var(--color-shadow);
}
.message-content h2 {
    font-size: 0.95rem;
    margin: 8px 0 4px 0;
    font-weight: 700;
}
.message-content h3 {
    font-size: 0.92rem;
    margin: 6px 0 2px 0;
    font-weight: 600;
}
.message.user .message-content {
    background: var(--color-user-msg);
    color: var(--color-message-text) !important;
    border-bottom-right-radius: 4px;
    border: none;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}
.message.assistant .message-content {
    background: var(--color-assistant-msg) !important;
    color: var(--color-message-text) !important;
    border-bottom-left-radius: 4px;
}
.message-image {
    max-width: 320px;
    max-height: 220px;
    width: auto;
    height: auto;
    display: block;
    margin: 0 auto 10px auto;
    border-radius: 8px;
    object-fit: contain;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    border: 1px solid #eee;
}
.chat-input-container {
    padding: 15px;
    border-top: none;
    background: transparent;
    backdrop-filter: none;
    border-radius: 0;
}
.chat-input-wrapper {
    display: flex;
    gap: 8px;
    align-items: flex-end;
    background: var(--color-input-bg);
    padding: 8px;
    border-radius: 20px;
    box-shadow: 0 4px 20px var(--color-shadow);
    border: none;
    transition: all 0.3s ease;
}
.chat-input-wrapper:focus-within {
    box-shadow: 0 6px 30px rgba(102, 126, 234, 0.15);
    transform: translateY(-1px);
}
.chat-input {
    border: none;
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 0.9rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    width: 100%;
    resize: none;
    outline: none;
    background: transparent;
    backdrop-filter: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--color-text);
}
.chat-input:focus {
    transform: none;
    box-shadow: none;
    border-color: transparent;
    background: transparent;
}
.send-btn {
    background: var(--color-bg);
    border: none;
    color: var(--color-primary);
    padding: 8px;
    border-radius: 14px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.2s ease;
    position: relative;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.send-btn::before {
    content: none !important;
}
.send-btn:hover {
    background: var(--color-primary);
    color: white;
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 4px 12px rgba(74, 74, 138, 0.2);
}
.btn {
    background: transparent;
    backdrop-filter: none;
    border: none;
    color: var(--color-text);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    margin: 2px 0;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
    font-weight: 500;
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: none;
}
.btn::before {
    content: none;
}
.btn:hover, .btn:focus {
    transform: none;
    box-shadow: none;
    background: rgba(0, 0, 0, 0.05);
    color: var(--color-text);
}
.btn:active {
    transform: scale(0.98);
    transition: transform 0.1s;
    background: rgba(0, 0, 0, 0.08);
}
.model-selector {
    display: none;
    background: white;
    border-radius: 8px;
    padding: 10px;
    margin-top: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}
.model-option {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    margin-bottom: 4px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 0.9rem;
    background: var(--color-bg-alt);
    border: none;
    gap: 8px;
    transition: all 0.3s ease;
}
.model-option:hover {
    background: var(--color-primary);
    color: white;
    transform: translateX(4px);
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.2);
}
.model-option.selected {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
}
.model-option.premium-disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--color-bg);
    color: #999;
}
.model-option.premium-disabled:hover {
    background: var(--color-bg);
    color: #999;
    transform: none;
    box-shadow: none;
}
.model-list-container {
    max-height: 300px;
    overflow-y: auto;
    margin: 10px 0;
    padding: 5px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: var(--color-bg);
}
.model-list-container::-webkit-scrollbar {
    width: 6px;
}
.model-list-container::-webkit-scrollbar-track {
    background: var(--color-bg);
    border-radius: 3px;
}
.model-list-container::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}
.model-list-container::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}
.image-upload {
    display: none;
}
.current-model {
    background: #f5f5f5;
    color: var(--color-text);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    margin-bottom: 8px;
    border: none;
    font-weight: 500;
}
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.modal-content {
    background: var(--color-modal-bg);
    backdrop-filter: blur(20px);
    border: none;
    border-radius: 20px;
    padding: 20px;
    max-width: 400px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}
.modal-content .section-title {
    margin-bottom: 18px;
    font-size: 0.92rem !important;
    font-weight: 700;
    color: var(--color-text);
}
.modal-content input[type="file"],
.modal-content textarea {
    margin-bottom: 14px;
    font-size: 0.85rem !important;
    padding: 6px 8px;
    border-radius: 8px;
    border: none;
    background: var(--color-input-bg);
}
.modal-btn {
    display: block;
    width: 100%;
    padding: 12px 16px;
    margin-bottom: 10px;
    background: transparent;
    color: var(--color-text);
    border-radius: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    border: none;
    box-shadow: none;
}
.modal-btn:hover {
    background: rgba(0, 0, 0, 0.05);
    color: var(--color-text);
    transform: none;
    box-shadow: none;
}
.sidebar .section {
    margin-bottom: 12px;
}
.sidebar .section:first-child .btn {
    padding: 8px 12px;
    font-size: 0.85rem;
    margin-bottom: 4px;
    min-height: 36px;
    border-radius: 6px;
    background: transparent;
    color: var(--color-text);
    border: none;
    box-shadow: none;
    text-align: left;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
}
.sidebar .section:first-child .btn i {
    font-size: 1em;
    opacity: 0.8;
}
.sidebar .section:first-child .btn:hover {
    background: rgba(0, 0, 0, 0.05);
}
.sidebar .section:nth-child(2) .btn {
    background: transparent !important;
    color: var(--color-text) !important;
    font-weight: 500;
    border: none;
    box-shadow: none;
    margin-bottom: 4px;
    min-height: 36px;
    border-radius: 6px;
    font-size: 0.85rem;
    text-align: left;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
}
.sidebar .section:nth-child(2) .btn i {
    font-size: 1em;
    opacity: 0.8;
}
.sidebar .section:nth-child(2) .btn:hover {
    background: rgba(0, 0, 0, 0.05) !important;
    color: var(--color-text) !important;
    transform: none;
    box-shadow: none;
}

/* Conversation list items - light border */
#conversationListContainer > div {
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 8px;
    margin-bottom: 8px;
}

@media (max-width: 900px) {
    .main-content {
        flex-direction: column;
        height: auto;
        width: 100vw;
        max-width: 100vw;
    }
    .sidebar, .chat-container {
        width: 100%;
        max-width: 100%;
    }
    .sidebar {
        flex: none;
        margin-bottom: 100px;
    }
    .chat-container {
        margin-bottom: 0;
    }
}
#alertModal {
    z-index: 3000;
}
.md-table {
    border-collapse: collapse;
    margin: 8px 0;
    font-size: 0.97rem;
}
.md-table th, .md-table td {
    border: 1px solid #ccc;
    padding: 4px 8px;
    text-align: left;
    background: #fff;
    color: #111;
}
.md-table th {
    background: #f5f5f5;
    font-weight: bold;
    color: #111;
}
@media (max-width: 600px) {
    .chat-container {
        max-width: 98vw;
        margin: 0 auto;
        border-radius: 0;
    }
    .chat-messages {
        max-width: 100vw;
        margin: 0 auto;
        padding-left: 2vw;
        padding-right: 2vw;
        box-sizing: border-box;
        overflow-x: hidden;
    }
    .message-content {
        max-width: 90vw;
        word-break: break-word;
        box-sizing: border-box;
    }
}
.topbar-mobile {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, #667eea, #764ba2) !important;
    color: #fff !important;
    padding: 10px 16px;
    font-size: 1.1rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 3001;
    height: var(--topbar-height);
    padding-top: calc(10px + var(--safe-area-top));
    padding-left: calc(16px + env(safe-area-inset-left, 0px));
    padding-right: calc(16px + env(safe-area-inset-right, 0px));
    top: env(safe-area-inset-top, 0px);
    left: env(safe-area-inset-left, 0px);
    right: env(safe-area-inset-right, 0px);
}
body.dark-mode .topbar-mobile {
    background: linear-gradient(135deg, #667eea, #764ba2) !important;
    color: #fff !important;
}
.topbar-logo {
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}
.burger-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px 8px;
}
@media (min-width: 800px) {
    .topbar-mobile {
        display: none !important;
    }
    .sidebar {
        display: block !important;
        position: static;
        width: 260px;
        height: auto;
        box-shadow: 0 4px 16px rgba(0,0,0,0.08);
        border-radius: 10px;
        min-width: 260px !important;
        max-width: 320px !important;
    }
    .sidebar .header {
        display: block;
    }
    .container {
        height: 100vh;
        min-height: 100vh;
        display: flex;
        flex-direction: row;
        width: 100vw;
        max-width: 100vw;
        position: relative;
    }
    .main-content {
        display: flex;
        flex-direction: row;
        gap: 12px;
        width: 100vw;
        max-width: 100vw;
        height: 100vh;
    }
    .chat-container {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        border-radius: 15px;
        box-shadow: 0 8px 32px rgba(0,0,0,0.1);
        border: 1px solid rgba(255, 255, 255, 0.2);
        display: flex;
        flex-direction: column;
        flex: 1 1 0%;
        min-width: 0;
        width: 100%;
        height: 100vh;
        min-height: 100vh;
        max-width: 100vw;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .chat-messages {
        flex: 1;
        padding: 12px;
        overflow-y: auto;
        font-size: 0.85rem;
        background: #fff;
    }
    .chat-input-container {
        padding: 15px;
        border-top: 1px solid rgba(224, 224, 224, 0.5);
        background: rgba(255, 255, 255, 0.8);
        backdrop-filter: blur(10px);
        border-radius: 0 0 15px 15px;
    }
}
.typing-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    background: #f0f0f0;
    border-radius: 10px;
    font-style: italic;
    color: #666;
}
.typing-dots {
    display: inline-flex;
    gap: 2px;
}
.typing-dots span {
    width: 6px;
    height: 6px;
    background: #666;
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out;
}
.typing-dots span:nth-child(1) {
    animation-delay: -0.32s;
}
.typing-dots span:nth-child(2) {
    animation-delay: -0.16s;
}
@keyframes typingBounce {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1);
    }
}
.btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    transform: translate3d(0, 0, 0);
    will-change: transform;
}
.btn:hover, .btn:focus {
    transform: translate3d(0, -3px, 0) scale(1.02);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}
.send-btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}
.send-btn:hover {
    transform: scale(1.15) rotate(8deg);
    background: linear-gradient(135deg, #4a4a8a, #6a6a9a);
    box-shadow: 0 6px 20px rgba(74, 74, 138, 0.3);
}
.send-btn:active {
    transform: scale(0.9);
}
.modal-overlay {
    animation: fadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(4px);
}
.modal-content {
    animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}
@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}
.message {
    margin-bottom: 10px;
    display: flex;
    align-items: flex-start;
    animation: messageSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.message.user {
    justify-content: flex-end;
    animation: messageSlideInRight 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.message.assistant {
    animation: messageSlideInLeft 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}
@keyframes messageSlideInRight {
    from {
        opacity: 0;
        transform: translateX(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}
@keyframes messageSlideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px) scale(0.95);
    }
}
.sidebar {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateZ(0);
}
.sidebar:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}
.sidebar.open {
    transform: translateX(0);
}
.chat-input {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.chat-input:focus {
    transform: scale(1.02);
    box-shadow: 0 4px 20px rgba(74, 74, 138, 0.15);
    border-color: #4a4a8a;
}
.model-option {
    position: relative;
}
.message-content.error {
    animation: errorShake 0.6s ease-in-out;
    border-left: 4px solid #e74c3c;
}
@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}
.message-content.success {
    animation: successGlow 0.6s ease-in-out;
    border-left: 4px solid #2ecc40;
}
@keyframes successGlow {
    0% { 
        transform: scale(1);
        box-shadow: 0 0 0 rgba(46, 204, 64, 0);
    }
    50% { 
        transform: scale(1.02);
        box-shadow: 0 0 20px rgba(46, 204, 64, 0.3);
    }
    100% { 
        transform: scale(1);
        box-shadow: 0 0 0 rgba(46, 204, 64, 0);
    }
}
#premiumIndicatorMobile, #enterCodeBtnMobile {
    font-size: 1em;
    padding: 1vw 2vw;
    border-radius: 2vw;
}
#premiumIndicatorMobile {
    display: inline-flex !important;
    align-items: center !important;
    gap: 1vw !important;
    padding: 1vw 2vw !important;
    border-radius: 2vw !important;
    background: rgba(255, 255, 255, 0.1) !important;
    backdrop-filter: blur(5px) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    overflow: hidden !important;
    font-size: 0.9em !important;
    white-space: nowrap !important;
    z-index: 1000 !important;
}
#premiumIndicatorMobile.active {
    background: rgba(46, 204, 64, 0.2) !important;
    border-color: rgba(46, 204, 64, 0.4) !important;
    box-shadow: 0 2px 8px rgba(46, 204, 64, 0.2) !important;
}
#premiumIndicatorMobile span {
    color: #2ecc40 !important;
    font-weight: bold !important;
    font-size: 0.9em !important;
    z-index: 1 !important;
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.5vw !important;
}
#premiumIndicatorMobile i {
    font-size: 0.8em !important;
}
#enterCodeBtnMobile {
    font-size: 0.85em !important;
    padding: 1vw 2vw !important;
    border-radius: 2vw !important;
    background: rgba(255, 255, 255, 0.1) !important;
    backdrop-filter: blur(5px) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    color: white !important;
    transition: all 0.3s ease !important;
    white-space: nowrap !important;
    z-index: 1000 !important;
}
#enterCodeBtnMobile:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    transform: scale(1.05) !important;
}
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.3);
    z-index: 3001;
    top: env(safe-area-inset-top, 0px);
    left: env(safe-area-inset-left, 0px);
    right: env(safe-area-inset-right, 0px);
}
@media (max-width: 700px) {
    .sidebar.open ~ .sidebar-overlay {
        display: block !important;
    }
}
.message-content h1, .message-content h2, .message-content h3, 
.message-content h4, .message-content h5, .message-content h6 {
    margin: 12px 0 8px 0;
    font-weight: 600;
    color: #333;
    line-height: 1.3;
}
.message-content h1 { font-size: 1.4rem; }
.message-content h2 { font-size: 1.3rem; }
.message-content h3 { font-size: 1.2rem; }
.message-content h4 { font-size: 1.1rem; }
.message-content h5 { font-size: 1.0rem; }
.message-content h6 { font-size: 0.9rem; }
.message-content p {
    margin: 8px 0;
    line-height: 1.5;
}
.message-content ul, .message-content ol {
    margin: 8px 0;
    padding-left: 20px;
}
.message-content li {
    margin: 4px 0;
    line-height: 1.4;
}
.message-content code {
    background: #f4f4f4;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: #e74c3c;
}
.message-content pre {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    padding: 12px;
    margin: 12px 0;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    line-height: 1.4;
}
.message-content pre code {
    background: none;
    padding: 0;
    color: #333;
}
.message-content blockquote {
    border-left: 4px solid #4a4a8a;
    margin: 12px 0;
    padding: 8px 16px;
    background: rgba(74, 74, 138, 0.05);
    font-style: italic;
    color: #555;
}
.message-content table {
    border-collapse: collapse;
    margin: 12px 0;
    width: 100%;
    font-size: 0.9em;
}
.message-content th, .message-content td {
    border: 1px solid #ddd;
    padding: 8px 12px;
    text-align: left;
}
.message-content th {
    background: #f8f9fa;
    font-weight: 600;
    color: #333;
}
.message-content strong {
    font-weight: 600;
    color: #333;
}
.message-content em {
    font-style: italic;
    color: #555;
}
.message-content a {
    color: #4a4a8a;
    text-decoration: none;
}
.message-content a:hover {
    text-decoration: underline;
}
.message-content hr {
    border: none;
    border-top: 1px solid #ddd;
    margin: 16px 0;
}
@media (max-width: 700px) {
    .message-content h1 { font-size: 1.3rem; }
    .message-content h2 { font-size: 1.2rem; }
    .message-content h3 { font-size: 1.1rem; }
    .message-content h4 { font-size: 1.0rem; }
    .message-content h5 { font-size: 0.95rem; }
    .message-content h6 { font-size: 0.9rem; }
    
    .message-content pre {
        padding: 8px;
        font-size: 0.85em;
    }
    
    .message-content table {
        font-size: 0.85em;
    }
    
    .message-content th, .message-content td {
        padding: 6px 8px;
    }
}
.sidebar .btn {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
    justify-content: center;
    text-align: center;
}
#premiumIndicator, #botInfoBtn {
    justify-content: center !important;
    align-items: center !important;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}
#premiumIndicatorMobile, #enterCodeBtnMobile {
    justify-content: center !important;
    align-items: center !important;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}
.sidebar .btn[disabled][title]:hover::after, .sidebar .btn[disabled][title]:focus::after {
    content: attr(title);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    background: #222;
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    white-space: nowrap;
    font-size: 0.95em;
    margin-left: 10px;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    pointer-events: none;
}
.sidebar .btn[disabled] {
    position: relative;
    cursor: not-allowed;
}
@media (max-width: 700px) {
    html, body {
        overflow-x: hidden !important;
        margin: 0 !important;
        padding: 0 !important;
        width: 100vw !important;
        min-width: 100vw !important;
        max-width: 100vw !important;
        height: 100dvh !important;
        min-height: 100dvh !important;
        max-height: 100dvh !important;
        box-sizing: border-box !important;
        background: var(--color-bg-alt) !important;
    }
    body {
        font-family: Arial, sans-serif;
        color: var(--color-text) !important;
        position: relative;
        padding-top: env(safe-area-inset-top, 0px) !important;
        padding-bottom: env(safe-area-inset-bottom, 0px) !important;
        padding-left: env(safe-area-inset-left, 0px) !important;
        padding-right: env(safe-area-inset-right, 0px) !important;
        overflow-y: hidden !important;
    }
    :root {
        --topbar-height: 48px;
        --inputbar-height: 60px;
        --safe-area-top: env(safe-area-inset-top, 0px);
        --safe-area-bottom: env(safe-area-inset-bottom, 0px);
    }
    .container {
        width: 100vw !important;
        max-width: 100vw !important;
        min-width: 100vw !important;
        height: 100dvh !important;
        min-height: 100dvh !important;
        max-height: 100dvh !important;
        margin: 0 !important;
        padding: 0 !important;
        display: flex;
        flex-direction: column;
    }
    .main-content {
        width: 100vw !important;
        max-width: 100vw !important;
        min-width: 100vw !important;
        height: 100dvh !important;
        min-height: 100dvh !important;
        max-height: 100dvh !important;
        margin: 0 !important;
        padding: 0 !important;
        display: flex;
        flex-direction: column;
    }
    .topbar-mobile {
        display: flex !important;
        align-items: center;
        justify-content: space-between;
        background: linear-gradient(135deg, var(--color-primary), #23262f) !important;
        color: #fff !important;
        padding: 10px 16px;
        font-size: 1.1rem;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 3001;
        height: var(--topbar-height);
        padding-top: calc(10px + var(--safe-area-top));
        padding-left: calc(16px + env(safe-area-inset-left, 0px));
        padding-right: calc(16px + env(safe-area-inset-right, 0px));
        top: env(safe-area-inset-top, 0px);
        left: env(safe-area-inset-left, 0px);
        right: env(safe-area-inset-right, 0px);
    }
    .topbar-logo {
        font-weight: 700;
        font-size: 1.1rem;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .burger-btn {
        background: none;
        border: none;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
        padding: 4px 8px;
    }
    .sidebar {
        display: none;
        position: fixed;
        top: var(--topbar-height);
        left: 0;
        width: 80vw;
        max-width: 320px;
        height: calc(100dvh - var(--topbar-height));
        background: var(--color-sidebar-bg) !important;
        z-index: 3002;
        box-shadow: 2px 0 16px rgba(102,126,234,0.10);
        border-radius: 0 12px 12px 0;
        overflow-y: auto;
        transition: left 0.2s;
    }
    .sidebar.open {
        display: block;
    }
    .sidebar .header {
        display: none;
    }
    .chat-container {
        display: flex !important;
        flex-direction: column !important;
        width: 100vw !important;
        min-width: 100vw !important;
        max-width: 100vw !important;
        height: 100dvh !important;
        min-height: 100dvh !important;
        max-height: 100dvh !important;
        background: var(--color-bg-alt) !important;
        position: relative !important;
        padding: 0 !important;
        margin: 0 !important;
        box-sizing: border-box !important;
        padding-top: var(--topbar-height);
        padding-bottom: var(--inputbar-height);
        overflow: hidden !important;
    }
    .chat-messages {
        flex: 1 1 auto !important;
        overflow-y: auto !important;
        width: 100vw !important;
        min-width: 100vw !important;
        max-width: 100vw !important;
        height: auto !important;
        max-height: none !important;
        margin: 0 !important;
        padding: var(--topbar-height) 0 var(--inputbar-height) 0 !important;
        box-sizing: border-box !important;
        background: transparent !important;
        position: relative !important;
        top: 0 !important;
        scroll-behavior: smooth !important;
        scroll-padding-bottom: 0 !important;
    }
    .chat-input-container {
        display: flex !important;
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        z-index: 3000 !important;
        background: var(--color-input-bg) !important;
        padding: 0 8px 0 8px !important;
        border-top: 1px solid #ccc;
        height: var(--inputbar-height) !important;
        min-height: var(--inputbar-height) !important;
        max-height: var(--inputbar-height) !important;
        box-sizing: border-box;
        align-items: center;
    }
    .chat-input-wrapper {
        width: 100%;
        display: flex;
        gap: 0.5rem;
        align-items: flex-end;
    }
    .chat-input {
        flex: 1;
        min-height: 40px;
        font-size: 1rem;
        font-family: Arial, sans-serif;
        border-radius: 10px;
        padding: 10px 12px;
        border: 1.5px solid var(--color-input-border) !important;
        background: var(--color-input-bg) !important;
        box-sizing: border-box;
        resize: none;
    }
    .send-btn {
        font-size: 1.1rem;
        padding: 6px;
        border-radius: 8px;
        margin-left: 4px;
        width: 36px;
        height: 36px;
    }
    .upload-btn {
        font-size: 1.1rem;
        padding: 6px;
        border-radius: 8px;
        margin-right: 4px;
        width: 36px;
        height: 36px;
    }
    .message-content {
        font-size: 1.08em !important;
        padding: 2vw 2vw !important;
        border-radius: 2vw !important;
        background: var(--color-message-bg) !important;
        margin-bottom: 1.2svh !important;
        word-break: break-word;
        max-width: 90vw;
        box-sizing: border-box;
    }
    .message-image {
        max-width: 90vw !important;
        max-height: 28svh !important;
        width: 80vw !important;
        height: auto !important;
        border-radius: 2vw !important;
        display: block !important;
        margin: 0 auto 1svh auto !important;
    }
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(0,0,0,0.3);
        z-index: 3001;
    }
    .sidebar.open ~ .sidebar-overlay {
        display: block !important;
    }
    .modal-overlay {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        width: 100vw !important;
        height: 100dvh !important;
        background: rgba(0, 0, 0, 0.5) !important;
        backdrop-filter: blur(8px) !important;
        justify-content: center !important;
        align-items: center !important;
        z-index: 4000 !important;
        padding: env(safe-area-inset-top, 0px) env(safe-area-inset-right, 0px) env(safe-area-inset-bottom, 0px) env(safe-area-inset-left, 0px) !important;
        overflow: auto !important;
    }
    .modal-overlay[style*="display: flex"] {
        display: flex !important;
    }
    .modal-content {
        background: var(--color-modal-bg) !important;
        border-radius: 14px !important;
        padding: 18px !important;
        max-width: 95vw !important;
        width: 95vw !important;
        max-height: 90dvh !important;
        overflow-y: auto !important;
        box-shadow: 0 8px 32px rgba(0,0,0,0.18) !important;
        margin: 0 auto !important;
    }
    .btn {
        font-size: 1em !important;
        padding: 10px 14px !important;
        border-radius: 8px !important;
        min-width: 0 !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }
    .btn {
        margin: 6px 0 !important;
    }
    .model-option {
        font-size: 1em !important;
        padding: 8px 10px !important;
    }
    .sidebar .header {
        display: none !important;
    }
    ::-webkit-scrollbar {
        width: 0 !important;
        background: transparent !important;
    }
}
#botInfoBtn {
    display: block !important;
    width: 100% !important;
    margin: 4px 0 !important;
    font-size: 0.9rem !important;
    padding: 8px 16px !important;
    border-radius: 8px !important;
    box-sizing: border-box !important;
    background: var(--color-btn-bg) !important;
    color: var(--color-btn-text) !important;
    font-weight: 600;
    border: 1px solid var(--color-border) !important;
    box-shadow: 0 2px 6px rgba(102, 126, 234, 0.10);
    text-align: center;
}
body.dark-mode .send-btn {
    background: var(--color-bg) !important;
    color: #8ab4f8 !important;
    border: 1px solid #8ab4f8 !important;
}
body.dark-mode .send-btn:hover, body.dark-mode .send-btn:focus {
    background: #8ab4f8 !important;
    color: #181a20 !important;
    border-color: #8ab4f8 !important;
    transform: none;
}
body.dark-mode .send-btn:active {
    transform: scale(0.95);
}
body.dark-mode .upload-btn {
    background: var(--color-bg) !important;
    color: #ccc !important;
    border: 1px solid #555 !important;
}
body.dark-mode .upload-btn:hover:not(:disabled) {
    background: #ccc !important;
    color: #181a20 !important;
    border-color: #ccc !important;
    transform: none;
}
body.dark-mode .upload-btn:active:not(:disabled) {
    transform: scale(0.95);
}
body.dark-mode .upload-btn:disabled {
    background: #33374a !important;
    color: #666 !important;
    cursor: not-allowed;
    opacity: 0.6;
}
body.dark-mode .stop-btn {
    background: var(--color-bg) !important;
    color: #ff6b6b !important;
    border: 1px solid #ff6b6b !important;
}
body.dark-mode .stop-btn:hover, body.dark-mode .stop-btn:focus {
    background: #ff6b6b !important;
    color: #181a20 !important;
    border-color: #ff6b6b !important;
    transform: none;
}
@media (max-width: 700px) {
    .stop-btn, .upload-btn, .send-btn {
        width: 36px;
        height: 36px;
        font-size: 1.1em;
    }
    .modal-content {
        max-width: 95vw !important;
        width: 95vw !important;
        max-height: 85vh !important;
        padding: 15px !important;
        margin: 10px !important;
    }
    .model-list-container {
        max-height: 250px !important;
        margin: 8px 0 !important;
        padding: 3px !important;
    }
    .model-option {
        padding: 8px 12px !important;
        margin-bottom: 3px !important;
        font-size: 0.95rem !important;
        min-height: 44px !important;
        display: flex !important;
        align-items: center !important;
    }
    .section-title {
        font-size: 1.1rem !important;
        margin-bottom: 12px !important;
    }
    .btn {
        padding: 10px 16px !important;
        font-size: 0.9rem !important;
        min-height: 44px !important;
    }
    .model-list-container::-webkit-scrollbar {
        width: 8px !important;
    }
    .model-list-container::-webkit-scrollbar-thumb {
        background: var(--color-primary) !important;
        border-radius: 4px !important;
    }
    .model-option {
        touch-action: manipulation !important;
        -webkit-tap-highlight-color: rgba(74, 74, 138, 0.2) !important;
    }
}
body.dark-mode .chat-input {
    background: #23262f !important;
    color: #f1f1f1 !important;
    border: 1.5px solid #33374a !important;
    font-family: Arial, sans-serif !important;
}
body.dark-mode .btn {
    background: transparent !important;
    color: #f1f1f1 !important;
    border: none !important;
}
body.dark-mode .btn:hover {
    background: rgba(255, 255, 255, 0.08) !important;
    color: #f1f1f1 !important;
}
body.dark-mode .current-model {
    background: rgba(255, 255, 255, 0.05) !important;
    color: #f1f1f1 !important;
    border: none !important;
}
body.dark-mode .model-option {
    color: #f1f1f1 !important;
    background: #23262f !important;
    border: 1px solid #33374a !important;
}
body.dark-mode .model-option:hover {
    background: #33374a !important;
    color: #ffffff !important;
    border-color: #4a4a8a !important;
}
body.dark-mode .model-option.selected {
    background: #4a4a8a !important;
    color: #ffffff !important;
    border-color: #6a6a9a !important;
}
body.dark-mode .model-list-container {
    background: #23262f !important;
    border-color: #33374a !important;
}
body.dark-mode .model-list-container::-webkit-scrollbar-track {
    background: #23262f !important;
}
body.dark-mode .model-list-container::-webkit-scrollbar-thumb {
    background: #33374a !important;
}
body.dark-mode .model-list-container::-webkit-scrollbar-thumb:hover {
    background: #4a4a8a !important;
}
body.dark-mode .chat-input-container {
    background: #23262f !important;
    border-top: 1px solid #33374a !important;
}
body.dark-mode strong,
body.dark-mode .message-content strong {
    color: #f1f1f1 !important;
}
body.dark-mode h1,
body.dark-mode h2,
body.dark-mode h3,
body.dark-mode h4,
body.dark-mode h5,
body.dark-mode h6,
body.dark-mode .message-content h1,
body.dark-mode .message-content h2,
body.dark-mode .message-content h3,
body.dark-mode .message-content h4,
body.dark-mode .message-content h5,
body.dark-mode .message-content h6 {
    color: #f1f1f1 !important;
}
body.dark-mode em,
body.dark-mode .message-content em {
    color: #b0b0b0 !important;
}
body.dark-mode blockquote,
body.dark-mode .message-content blockquote {
    color: #b0b0b0 !important;
    border-left: 4px solid #8ab4f8 !important;
    background: rgba(74, 74, 138, 0.10) !important;
}
body.dark-mode code,
body.dark-mode .message-content code {
    color: #8ab4f8 !important;
    background: #23262f !important;
}
body.dark-mode pre,
body.dark-mode .message-content pre {
    color: #f1f1f1 !important;
    background: #181a20 !important;
    border: 1px solid #33374a !important;
}
body.dark-mode th,
body.dark-mode td,
body.dark-mode .message-content th,
body.dark-mode .message-content td {
    color: #f1f1f1 !important;
    background: #23262f !important;
    border-color: #33374a !important;
}
body.dark-mode hr,
body.dark-mode .message-content hr {
    border-top: 1px solid #33374a !important;
}
body.dark-mode a,
body.dark-mode .message-content a {
    color: #8ab4f8 !important;
    text-decoration: underline;
}
body.dark-mode a:hover,
body.dark-mode .message-content a:hover {
    color: #a5c9fa !important;
    text-decoration: underline;
}
@media (min-width: 701px) {
  body.dark-mode .modal-content {
    background: #20232a !important;
    color: #f1f1f1 !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.7);
    border: 1px solid #33374a;
  }
}