:root {
    /* Light theme colors */
    --primary-color: #2196F3;
    --primary-dark: #1976D2;
    --secondary-color: #4CAF50;
    --secondary-dark: #45a049;
    --background: #f8f9fa;
    --surface: #ffffff;
    --text-primary: #212121;
    --text-secondary: #666666;
    --border-color: #e0e0e0;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --error-color: #f44336;
    --success-color: #4CAF50;
}

[data-theme="dark"] {
    --primary-color: #64B5F6;
    --primary-dark: #42A5F5;
    --secondary-color: #81C784;
    --secondary-dark: #66BB6A;
    --background: #121212;
    --surface: #1E1E1E;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --border-color: #333333;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header Styles */
.app-header {
    background-color: var(--surface);
    padding: 1rem;
    box-shadow: 0 2px 4px var(--shadow-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.header-left h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 0;
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.connection-form {
    display: flex;
    gap: 0.5rem;
}

.status {
    padding: 0.4rem 0.8rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.status.connected {
    background-color: var(--success-color);
    color: white;
}

.status.disconnected {
    background-color: var(--error-color);
    color: white;
}

.header-right {
    display: flex;
    gap: 0.5rem;
}

/* Main Content */
.app-main {
    flex: 1;
    display: flex;
    padding: 1rem;
    gap: 1rem;
    position: relative;
    overflow: hidden;
}

.content-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Capture Section */
.capture-section {
    background-color: var(--surface);
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px var(--shadow-color);
    padding: 1rem;
}

.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.5rem;
    background-color: var(--surface);
    border-radius: 0.5rem;
}

.toolbar-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min-content, max-content));
    gap: 1rem;
    justify-content: start;
    align-items: center;
}

.analysis-button {
    display: flex;
    justify-content: center;
    margin-top: 1rem;
    padding: 1rem;
}

.image-preview {
    position: relative;
    border-radius: 0.5rem;
    overflow: hidden;
    background-color: var(--background);
    margin: 0;
    padding: 1rem;
}

.image-container {
    display: inline-block;
    position: relative;
    margin: 0 auto;
}

#screenshotImg {
    display: block;
    width: auto;
    height: auto;
    max-width: 100%;
    border-radius: 0.5rem;
}

@media (max-width: 768px) {
    .toolbar-buttons {
        flex-direction: row;
        gap: 0.5rem;
    }
}

/* Claude Panel */
.claude-panel {
    background-color: var(--surface);
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px var(--shadow-color);
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.panel-header h2 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.response-content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    background-color: var(--background);
    border-radius: 0.5rem;
    white-space: pre-wrap;
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* Settings Panel */
.settings-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 400px;
    max-width: 100vw;
    background-color: var(--surface);
    box-shadow: -2px 0 4px var(--shadow-color);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.settings-panel:not(.hidden) {
    transform: translateX(0);
}

.settings-content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.settings-section {
    margin-bottom: 2rem;
}

.settings-section h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

/* Form Elements */
.setting-group {
    margin-bottom: 1rem;
}

.setting-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

input[type="text"],
input[type="password"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background-color: var(--background);
    color: var(--text-primary);
    font-size: 0.9375rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(33, 150, 243, 0.1);
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group input {
    padding-right: 2.5rem;
}

.input-group .btn-icon {
    position: absolute;
    right: 0.5rem;
}

.range-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

input[type="range"] {
    flex: 1;
    height: 4px;
    -webkit-appearance: none;
    background: var(--primary-color);
    border-radius: 2px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: 2px solid var(--surface);
    box-shadow: 0 1px 3px var(--shadow-color);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-icon {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
}

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

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

.btn-icon {
    padding: 0.5rem;
    border-radius: 0.375rem;
    background: transparent;
    color: var(--text-secondary);
}

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

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Floating Action Button */
.fab {
    position: fixed;
    right: 2rem;
    bottom: 2rem;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 8px var(--shadow-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: transform 0.2s, background-color 0.2s;
    z-index: 900;
}

.fab:hover {
    transform: scale(1.05);
    background-color: var(--primary-dark);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.toast {
    background-color: var(--surface);
    color: var(--text-primary);
    padding: 1rem 1.5rem;
    border-radius: 0.375rem;
    box-shadow: 0 4px 6px var(--shadow-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    pointer-events: auto;
    animation: toast-in 0.3s ease;
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--error-color);
}

/* Crop Container */
.crop-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

.crop-wrapper {
    flex: 1;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.crop-area {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.crop-area img {
    max-width: 100%;
    max-height: 100%;
}

.crop-actions {
    padding: 1rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    background-color: var(--surface);
}

/* Animations */
@keyframes toast-in {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .app-header {
        flex-direction: column;
        gap: 1rem;
        padding: 0.75rem;
    }

    .header-left {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }

    .connection-status {
        flex-direction: column;
        width: 100%;
    }

    .connection-form {
        width: 100%;
    }

    .connection-form input {
        flex: 1;
    }

    .header-right {
        width: 100%;
        justify-content: center;
    }

    .settings-panel {
        width: 100%;
    }

    .fab {
        right: 1rem;
        bottom: 1rem;
    }
}

/* History Panel */
.history-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 400px;
    max-width: 100vw;
    background-color: var(--surface);
    box-shadow: -2px 0 4px var(--shadow-color);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.history-panel:not(.hidden) {
    transform: translateX(0);
}

.history-content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.history-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary);
    gap: 1rem;
}

.history-empty i {
    font-size: 3rem;
}

.history-item {
    background-color: var(--background);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    border: 1px solid var(--border-color);
}

.history-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 8px var(--shadow-color);
}

.history-item[data-has-response="true"]::after {
    content: "Has Analysis";
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.history-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.history-image {
    width: 100%;
    height: auto;
    border-radius: 0.25rem;
    margin-bottom: 1rem;
}

.history-response {
    background-color: var(--background);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-top: 1rem;
}

.history-response h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.history-response pre {
    white-space: pre-wrap;
    font-family: inherit;
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* Additional Responsive Styles */
@media (max-width: 768px) {
    .history-panel {
        width: 100%;
    }

    .history-item {
        padding: 0.75rem;
    }
}