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

:root {
    --sidebar-bg: #171717;
    --sidebar-hover: #2f2f2f;
    --main-bg: #212121;
    --input-bg: #2f2f2f;
    --border-color: #3f3f3f;
    --text-primary: #ececec;
    --text-secondary: #8e8e8e;
    --accent-color: #ffffff;
    --user-msg-bg: #2f2f2f;
    --assistant-msg-bg: transparent;
    --safe-area-top: env(safe-area-inset-top, 0px);
    --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}

html {
    height: 100%;
    width: 100%;
    background-color: var(--main-bg);
}

body {
    height: 100%;
    width: 100%;
    font-family: 'Söhne', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--main-bg);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    overflow: hidden;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.app-container {
    display: flex;
    height: 100%;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    padding: 8px;
    transition: width 0.3s ease, transform 0.3s ease;
    overflow: hidden;
}

.sidebar.collapsed {
    width: 0;
    padding: 0;
    overflow: hidden;
}

.sidebar.hidden {
    transform: translateX(-100%);
    position: absolute;
}

.mini-sidebar {
    width: 52px;
    background-color: var(--sidebar-bg);
    display: none;
    flex-direction: column;
    justify-content: space-between;
    padding: 8px 6px;
    border-right: 1px solid var(--border-color);
}

.mini-sidebar.visible {
    display: flex;
}

.mini-sidebar-top,
.mini-sidebar-bottom {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: center;
}

.mini-sidebar-btn {
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: background-color 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.mini-sidebar-btn:hover {
    background-color: var(--sidebar-hover);
    color: var(--text-primary);
}

.mini-user-btn {
    background-color: var(--accent-color);
    color: var(--sidebar-bg);
}

.mini-user-btn:hover {
    background-color: var(--accent-color);
    opacity: 0.9;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 0;
    margin-bottom: 8px;
}

.sidebar-logo {
    display: flex;
    align-items: center;
}

.sidebar-logo-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.5px;
    padding-left: 12px;
}

.sidebar-toggle {
    width: 36px;
    height: 36px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    transition: background-color 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-toggle:hover {
    background-color: var(--sidebar-hover);
    color: var(--text-primary);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 16px;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    background: none;
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 14px;
    text-decoration: none;
    transition: background-color 0.2s;
    width: 100%;
    text-align: left;
}

.sidebar-nav-item:hover {
    background-color: var(--sidebar-hover);
}

.sidebar-nav-item svg {
    flex-shrink: 0;
    color: var(--text-secondary);
}

.sidebar-nav-item:hover svg {
    color: var(--text-primary);
}

.sidebar-section-label {
    display: block;
    padding: 8px 12px;
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.new-chat-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s;
    flex: 1;
}

.new-chat-btn:hover {
    background-color: var(--sidebar-hover);
}

.chat-history {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
}

.history-section {
    margin-bottom: 16px;
}

.history-label {
    display: block;
    padding: 8px 12px;
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.history-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
    transition: background-color 0.2s;
}

.history-item:hover {
    background-color: var(--sidebar-hover);
}

.history-item.active {
    background-color: var(--sidebar-hover);
}

.history-item span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.delete-chat-btn {
    opacity: 0;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: opacity 0.2s, background-color 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.history-item:hover .delete-chat-btn {
    opacity: 1;
}

.delete-chat-btn:hover {
    background-color: rgba(255, 100, 100, 0.2);
    color: #ff6b6b;
}

.guest-mode-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
    text-align: center;
    color: var(--text-secondary);
}

.guest-icon {
    margin-bottom: 16px;
    opacity: 0.5;
}

.guest-mode-info p {
    margin: 0;
    font-size: 14px;
}

.guest-hint {
    font-size: 12px !important;
    margin-top: 8px !important;
    opacity: 0.7;
}

.guest-login-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    padding: 12px 24px;
    background-color: var(--accent-color);
    color: var(--sidebar-bg);
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: opacity 0.2s;
}

.guest-login-btn:hover {
    opacity: 0.9;
}

.sidebar-footer {
    border-top: 1px solid var(--border-color);
    padding-top: 8px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 4px;
    overflow: hidden;
}

.user-info span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.admin-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    font-size: 13px;
    transition: background-color 0.2s, color 0.2s;
    margin-bottom: 4px;
}

.admin-link:hover {
    background-color: var(--sidebar-hover);
    color: var(--text-primary);
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: none;
    border: none;
    color: var(--text-secondary);
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
    width: 100%;
    text-align: left;
}

.logout-btn:hover {
    background-color: var(--sidebar-hover);
    color: #ff6b6b;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.chat-header {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    gap: 12px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: background-color 0.2s;
}

.menu-toggle:hover {
    background-color: var(--sidebar-hover);
}

.header-title {
    flex: 1;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.add-knowledge-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: var(--accent-color);
    border: none;
    border-radius: 8px;
    color: var(--sidebar-bg);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: background-color 0.2s, opacity 0.2s;
}

.add-knowledge-btn:hover {
    opacity: 0.9;
}

.add-knowledge-btn svg {
    flex-shrink: 0;
}

.chat-container {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.welcome-screen {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
}

.welcome-screen.hidden {
    display: none;
}

.welcome-icon {
    margin-bottom: 24px;
    color: var(--text-primary);
}

.welcome-logo {
    height: 24px;
    margin-bottom: 24px;
}

.welcome-subtitle {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 32px;
}

.welcome-input-container {
    width: 100%;
    max-width: 600px;
    position: relative;
}

.welcome-input-container .input-wrapper {
    max-width: 100%;
}

.welcome-suggestions {
    bottom: calc(100% + 8px);
    left: 0;
    right: 0;
    max-width: 100%;
}

.messages {
    flex: 1;
    padding: 24px 0;
    display: none;
}

.messages.active {
    display: block;
}

.message {
    padding: 24px;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.message-content {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.message-text {
    flex: 1;
    line-height: 1.6;
    font-size: 15px;
}

.message.user .message-text {
    background-color: var(--user-msg-bg);
    padding: 12px 16px;
    border-radius: 16px;
    display: inline-block;
}

.message-text p {
    margin-bottom: 12px;
}

.message-text p:last-child {
    margin-bottom: 0;
}

.message-text code {
    background-color: var(--sidebar-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Söhne Mono', Monaco, 'Andale Mono', monospace;
    font-size: 14px;
}

.message-text pre {
    background-color: var(--sidebar-bg);
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 12px 0;
}

.message-text pre code {
    background: none;
    padding: 0;
}

.message-references {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.message-references-title {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.reference-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.reference-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background-color: var(--input-bg);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-primary);
    text-decoration: none;
    transition: background-color 0.2s;
}

.reference-item:hover {
    background-color: var(--sidebar-hover);
}

.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 8px 0;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background-color: var(--text-secondary);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) { animation-delay: 0s; }
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-8px); opacity: 1; }
}

.input-container {
    padding: 16px 24px 24px;
    background-color: var(--main-bg);
    position: relative;
    display: none;
}

.input-container.active {
    display: block;
}

.suggestions-dropdown {
    display: none;
    position: absolute;
    bottom: 100%;
    left: 24px;
    right: 24px;
    max-width: 800px;
    margin: 0 auto 8px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    max-height: 300px;
    overflow-y: auto;
    z-index: 100;
}

.suggestions-dropdown.active {
    display: block;
}

.suggestion-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: background-color 0.2s;
    border-bottom: 1px solid var(--border-color);
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background-color: var(--sidebar-hover);
}

.suggestion-icon {
    width: 36px;
    height: 36px;
    background-color: var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.suggestion-icon svg {
    color: var(--text-primary);
}

.suggestion-info {
    flex: 1;
    min-width: 0;
}

.suggestion-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.suggestion-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

.suggestion-category {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.input-wrapper {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    align-items: flex-end;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 8px 8px 8px 16px;
    transition: border-color 0.2s;
}

.input-wrapper:focus-within {
    border-color: var(--text-secondary);
}

#messageInput,
#welcomeMessageInput {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 15px;
    line-height: 1.5;
    resize: none;
    max-height: 200px;
    padding: 8px 0;
    font-family: inherit;
}

#messageInput::placeholder,
#welcomeMessageInput::placeholder {
    color: var(--text-secondary);
}

#messageInput:focus,
#welcomeMessageInput:focus {
    outline: none;
}

.send-btn {
    width: 40px;
    height: 40px;
    background-color: var(--text-secondary);
    border: none;
    border-radius: 10px;
    color: var(--sidebar-bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}

.send-btn:not(:disabled) {
    background-color: var(--text-primary);
}

.send-btn:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.send-btn:not(:disabled):hover {
    background-color: white;
}

.disclaimer {
    text-align: center;
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 12px;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

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

::-webkit-scrollbar-thumb:hover {
    background-color: var(--text-secondary);
}

.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background-color: var(--sidebar-bg);
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal form {
    padding: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--text-secondary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group input[type="file"] {
    padding: 10px 12px;
}

.error-message {
    display: none;
    padding: 12px 16px;
    background-color: rgba(255, 100, 100, 0.1);
    border: 1px solid rgba(255, 100, 100, 0.3);
    border-radius: 8px;
    color: #ff6b6b;
    font-size: 14px;
    margin-bottom: 16px;
}

.error-message.visible {
    display: block;
}

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding-top: 8px;
}

.btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: background-color 0.2s, opacity 0.2s;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--sidebar-bg);
}

.btn-primary:hover {
    opacity: 0.9;
}

.btn-secondary {
    background-color: var(--input-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--sidebar-hover);
}

.employee-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 8px;
}

.employee-card-mini {
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 200px;
    max-width: 280px;
}

.emp-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.emp-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.emp-avatar-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent-color);
    color: var(--sidebar-bg);
    font-weight: 600;
    font-size: 16px;
}

.emp-info {
    flex: 1;
}

.emp-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.emp-position {
    font-size: 12px;
    color: var(--accent-color);
}

.emp-department {
    font-size: 11px;
    color: var(--text-secondary);
}

.emp-contacts {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 4px;
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
}

.emp-contact-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 12px;
    transition: color 0.2s;
}

.emp-contact-item:hover {
    color: var(--accent-color);
}

.emp-contact-item svg {
    flex-shrink: 0;
}

.reference-item.type-google-doc,
.reference-item.type-google-sheet,
.reference-item.type-google-slides,
.reference-item.type-google-drive {
    border-left: 3px solid transparent;
}

.reference-item.type-google-doc {
    border-color: #4285f4;
}

.reference-item.type-google-sheet {
    border-color: #0f9d58;
}

.reference-item.type-google-slides {
    border-color: #f4b400;
}

.reference-item.type-pdf {
    border-color: #e74c3c;
}

.reference-item.type-word {
    border-color: #2b579a;
}

.reference-item.type-excel {
    border-color: #217346;
}

@media (max-width: 768px) {
    .app-container {
        padding: 0;
    }
    
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        z-index: 1000;
        width: 280px;
        transform: translateX(-100%);
        padding-top: var(--safe-area-top);
        padding-bottom: var(--safe-area-bottom);
    }

    .sidebar.visible {
        transform: translateX(0);
    }
    
    .mini-sidebar {
        display: none !important;
    }
    
    .sidebar-toggle {
        display: none;
    }
    
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
    }
    
    .sidebar-overlay.visible {
        display: block;
    }

    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .main-content {
        width: 100%;
        padding-top: var(--safe-area-top);
        padding-bottom: var(--safe-area-bottom);
    }
    
    .chat-header {
        position: relative;
    }
    
    .message {
        padding: 16px;
    }

    .input-container {
        padding: 12px 16px 16px;
        padding-bottom: calc(16px + var(--safe-area-bottom));
    }
    
    .welcome-input-container {
        padding: 0 16px;
    }
    
    .add-knowledge-btn span {
        display: none;
    }
    
    .add-knowledge-btn {
        padding: 8px;
    }
    
    .welcome-screen {
        padding-bottom: var(--safe-area-bottom);
    }
    
    .chat-container {
        padding-bottom: 0;
    }
}

.google-doc-viewer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.google-doc-viewer {
    background: var(--bg-primary);
    border-radius: 12px;
    width: 100%;
    max-width: 1000px;
    height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.google-doc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--sidebar-bg);
    border-bottom: 1px solid var(--border-color);
}

.google-doc-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    margin-right: 16px;
}

.google-doc-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.google-doc-external {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
}

.google-doc-external:hover {
    background: var(--sidebar-hover);
    color: var(--text-primary);
}

.google-doc-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.google-doc-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.google-doc-iframe {
    flex: 1;
    width: 100%;
    border: none;
    background: #fff;
}

@media (max-width: 768px) {
    .google-doc-viewer-overlay {
        padding: 0;
    }
    
    .google-doc-viewer {
        height: 100vh;
        max-width: none;
        border-radius: 0;
    }
}