:root {
    --bg-gradient: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
    --container-bg: rgba(255, 255, 255, 0.9);
    --text-primary: #121219;
    --text-secondary: #636578;
    --text-tertiary: #9395A4;
    --accent-primary: #4f46e5;
    --accent-secondary: #8166ff;
    --accent-tertiary: #ef476f;
    --accent-quaternary: #06d6a0;
    --accent-warning: #ffad25;
    
    --message-user-bg: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(129, 102, 255, 0.08) 100%);
    --message-user-border: rgba(79, 70, 229, 0.15);
    --message-bot-bg: rgba(255, 255, 255, 0.9);
    --message-bot-border: rgba(229, 231, 235, 0.5);
    
    --glass-effect: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
    
    --neuro-glow: 0 0 20px rgba(79, 70, 229, 0.4);
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 8px 16px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 16px 32px rgba(15, 23, 42, 0.08);
    
    --gradient-primary: linear-gradient(135deg, #4f46e5, #8166ff);
    --gradient-secondary: linear-gradient(135deg, #ef476f, #ffad25);
    --gradient-success: linear-gradient(135deg, #06d6a0, #0cce95);
    
    --border-radius-sm: 12px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-xl: 32px;
    --border-radius-full: 9999px;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
    
    --dark-bg: #0f172a;
    --dark-container: #1e293b;
    --dark-text: #e2e8f0;
}

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

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
    overflow-x: hidden;
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.app-container {
    display: flex;
    width: 100%;
    max-width: 1200px;
    height: calc(100vh - 2rem);
    max-height: 900px;
    gap: 1.5rem;
}

.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--container-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    overflow: hidden;
    position: relative;
    animation: container-appear 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes container-appear {
    0% { opacity: 0; transform: translateY(20px) scale(0.98); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: relative;
    z-index: 5;
}

.logo-container {
    position: relative;
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary), var(--accent-tertiary));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    margin: 0;
    position: relative;
    z-index: 2;
}

.logo-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(79, 70, 229, 0.5);
    filter: blur(20px);
    border-radius: 50%;
    animation: pulse 4s ease infinite;
    opacity: 0.4;
    z-index: 1;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.4; }
    50% { transform: scale(1.2); opacity: 0.6; }
}

.header-actions {
    display: flex;
    gap: 0.75rem;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    scroll-behavior: smooth;
    background: linear-gradient(135deg, rgba(248, 249, 255, 0.5), rgba(240, 244, 255, 0.5));
}

.chat-messages::-webkit-scrollbar {
    width: 5px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background-color: rgba(99, 101, 120, 0.2);
    border-radius: var(--border-radius-full);
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background-color: rgba(99, 101, 120, 0.4);
}

.welcome-card {
    position: relative;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(129, 102, 255, 0.05));
    border-radius: var(--border-radius-lg);
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    border: 1px solid rgba(79, 70, 229, 0.1);
    animation: fade-in 0.6s ease forwards;
}

.btn-close-welcome {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    padding: 0.25rem;
    color: var(--text-tertiary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.btn-close-welcome:hover {
    color: var(--accent-tertiary);
}

.welcome-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    margin-bottom: 0.5rem;
}

.welcome-icon {
    font-size: 1.5rem;
    color: var(--accent-primary);
    display: inline-block;
    animation: float 6s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.welcome-card h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0;
}

.welcome-card p {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.message {
    display: flex;
    gap: 0.75rem;
    max-width: 85%;
    position: relative;
    animation: message-appear 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.bot-message {
    align-self: flex-start;
}

.user-message {
    flex-direction: row-reverse;
    align-self: flex-end;
}

@keyframes message-appear {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

.avatar {
    width: 38px;
    height: 38px;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.bot-avatar {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

.user-avatar {
    background: var(--gradient-secondary);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 71, 111, 0.25);
}

.message-content {
    background: var(--message-bot-bg);
    border: 1px solid var(--message-bot-border);
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.user-message .message-content {
    background: var(--message-user-bg);
    border-color: var(--message-user-border);
}

.message-content p {
    margin: 0;
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.message-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 0.5rem;
    text-align: right;
}

.info-panel {
    border-top: 1px solid rgba(229, 231, 235, 0.5);
    background: rgba(248, 249, 255, 0.8);
    padding: 0;
}

.info-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1.5rem;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    border-radius: 0;
}

.info-panel-header:hover {
    background-color: rgba(99, 101, 120, 0.05);
}

.info-panel-summary {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.info-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.usage-icon {
    color: var(--accent-primary);
}

.usage-text {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.usage-text .current {
    font-weight: 600;
}

.usage-text .total {
    color: var(--text-secondary);
}

.btn-toggle-info {
    width: 32px;
    height: 32px;
    font-size: 1.1rem;
    color: var(--text-tertiary);
    background: transparent;
    border: none;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-full);
    transition: transform var(--transition-normal), background-color var(--transition-fast), color var(--transition-fast);
    flex-shrink: 0;
}

.info-panel-header:hover .btn-toggle-info {
    color: var(--text-primary);
    background-color: rgba(99, 101, 120, 0.1);
}

.btn-toggle-info i {
    transition: transform var(--transition-normal);
}

.info-panel-details {
    max-height: 200px;
    overflow: hidden;
    transition: max-height var(--transition-normal) ease-out, padding var(--transition-normal) ease-out, opacity var(--transition-normal) ease-out;
    opacity: 1;
    padding: 0 1.5rem 0.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.usage-details {
    padding-top: 0.25rem;
}

.usage-bar {
    height: 5px;
    background: rgba(229, 231, 235, 0.6);
    border-radius: var(--border-radius-full);
    width: 100%;
    overflow: hidden;
}

.usage-progress {
    height: 100%;
    background: var(--accent-primary);
    border-radius: var(--border-radius-full);
    transition: width var(--transition-slow);
}

.disclaimer {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.disclaimer-icon {
    color: var(--accent-warning);
    font-size: 1rem;
}

.info-panel.collapsed .info-panel-details {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
    overflow: hidden;
}

.info-panel:not(.collapsed) .btn-toggle-info i {
     transform: rotate(180deg);
}

.dark-theme .info-panel {
    background: rgba(15, 23, 42, 0.6);
    border-color: rgba(255, 255, 255, 0.05);
}

.dark-theme .info-panel-header:hover {
    background-color: rgba(51, 65, 85, 0.3);
}

.dark-theme .usage-text {
    color: var(--dark-text);
}

.dark-theme .usage-text .total {
    color: var(--text-secondary);
}

.dark-theme .btn-toggle-info {
    color: var(--text-tertiary);
}

.dark-theme .info-panel-header:hover .btn-toggle-info {
    color: var(--dark-text);
    background-color: rgba(51, 65, 85, 0.8);
}

.dark-theme .usage-bar {
    background: rgba(51, 65, 85, 0.6);
}

.dark-theme .disclaimer {
    color: var(--text-secondary);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.input-area {
    padding: 1rem 1.5rem 1.25rem 1.5rem;
    background: rgba(255, 255, 255, 0.8);
    border-top: 1px solid rgba(229, 231, 235, 0.5);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.input-type-selector {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.selector-tab {
    background: transparent;
    border: 1px solid transparent;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    cursor: pointer;
    border-radius: var(--border-radius-full);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.selector-tab i {
    font-size: 1rem;
    transition: transform var(--transition-normal);
}

.selector-tab.active {
    background: var(--accent-primary);
    color: white;
    font-weight: 500;
    border-color: var(--accent-primary);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
}

.selector-tab.active i {
    transform: scale(1.1);
}

.selector-tab:hover:not(.active) {
    background: rgba(99, 101, 120, 0.08);
    color: var(--text-primary);
}

.input-container {
    display: flex;
    align-items: center;
    background: white;
    border: 1px solid rgba(209, 213, 219, 0.9);
    border-radius: var(--border-radius-lg);
    padding: 0 0.5rem 0 1.25rem;
    box-shadow: var(--shadow-sm);
    gap: 0.5rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    min-height: 52px;
}

.input-container:has(.input-field:focus) {
    border-color: var(--accent-primary);
}

.input-field {
    flex: 1;
    border: none;
    background: transparent;
    padding: 0.85rem 0;
    font-size: 1rem;
    color: var(--text-primary);
    outline: none;
    width: 100%;
}

.input-field::placeholder {
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

.input-field:focus::placeholder {
    color: rgba(100, 116, 139, 0.5);
}

.input-field:focus {
    outline: none !important;
    box-shadow: none !important;
}

.input-clear {
    margin: 0;
    padding: 0.5rem;
    box-shadow: none;
    border: none;
    background: transparent;
    color: var(--text-tertiary);
    font-size: 1.1rem;
    cursor: pointer;
    flex-shrink: 0;
    border-radius: var(--border-radius-full);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.input-clear:hover {
    color: var(--accent-tertiary);
    background-color: rgba(239, 71, 111, 0.08);
}

.btn-secondary {
    padding: 0 0.75rem;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    background: linear-gradient(135deg, rgba(249, 250, 251, 0.9) 0%, rgba(243, 244, 246, 0.9) 100%);
    color: var(--text-primary);
    min-width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(229, 231, 235, 0.8);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
    flex-shrink: 0;
    gap: 0.4rem;
    overflow: hidden;
}

.btn-secondary i {
    font-size: 1.1rem;
    line-height: 1;
}

.btn-secondary .random-button-text {
    display: none;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, rgba(243, 244, 246, 1) 0%, rgba(229, 231, 235, 1) 100%);
    color: var(--text-primary);
    border-color: rgba(209, 213, 219, 1);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:active {
    background: linear-gradient(135deg, rgba(229, 231, 235, 1) 0%, rgba(209, 213, 219, 1) 100%);
    box-shadow: none;
}

@media (min-width: 768px) {
    .btn-secondary {
        padding: 0 1rem;
    }
    .btn-secondary .random-button-text {
        display: inline;
    }
}

.input-container .btn-random {
    margin: 0;
}

.btn-send-input {
    padding: 0;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    background: var(--gradient-primary);
    color: white;
    min-width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(79, 70, 229, 0.2);
    margin: 0;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    overflow: hidden; /* Keep overflow hidden for icon clipping if needed */
    gap: 0.5rem;
    padding: 0; /* Remove padding for mobile (icon only) */
}

.btn-send-input .send-icon {
    font-size: 1.2rem;
    line-height: 1;
    transition: transform var(--transition-fast);
}

.btn-send-input .send-button-text {
    display: none;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
}

.btn-send-input:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
    background: linear-gradient(135deg, #6a5acd, #7a6aff);
}

.btn-send-input:active {
    transform: translateY(0px);
    box-shadow: 0 2px 6px rgba(79, 70, 229, 0.2);
}

.btn-send-input.loading {
    cursor: default;
    background: var(--gradient-primary);
    opacity: 0.8;
}

.btn-send-input.loading .send-icon {
    animation: spin 1s linear infinite;
}

.btn-send-input.loading .send-button-text {
    display: none;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (min-width: 768px) {
    .btn-send-input {
        padding: 0 1rem; /* Add padding for text on larger screens */
        min-width: auto; /* Allow button to expand */
        width: auto; /* Explicitly allow auto width */
    }
    .btn-send-input .send-button-text {
        display: inline;
    }
}

.dark-theme .input-container {
    background: rgba(30, 41, 59, 0.8);
    border-color: rgba(51, 65, 85, 0.8);
}

.dark-theme .input-container:has(.input-field:focus) {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2), var(--shadow-sm);
}

.dark-theme .input-clear:hover {
    background-color: rgba(239, 71, 111, 0.15);
}

.input-clear {
    margin: 0;
    padding: 0.5rem;
    box-shadow: none;
    border: none;
    background: transparent;
    color: var(--text-tertiary);
    font-size: 1.1rem;
    cursor: pointer;
    flex-shrink: 0;
}

.input-clear:hover {
    color: var(--accent-tertiary);
    background-color: rgba(239, 71, 111, 0.08);
}

.btn {
    padding: 0.75rem 1.25rem;
    border: none;
    border-radius: var(--border-radius-full);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
}

.btn-random {
    background: white;
    color: var(--text-secondary);
    border: 1px solid rgba(229, 231, 235, 0.8);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-radius: var(--border-radius-full);
    margin-left: auto;
    flex-shrink: 0;
}

.btn-random:hover {
    background: rgba(240, 244, 255, 0.8);
    color: var(--text-primary);
    border-color: rgba(210, 220, 245, 0.9);
}

.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-full);
    display: flex;
}
/* Removed duplicate .btn-send-input rule block */
.btn-icon { 
align-items: center;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-tertiary);
    font-size: 1.1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    background: rgba(99, 101, 120, 0.1);
    color: var(--text-primary);
}

@media (max-width: 992px) {
}

@media (max-width: 768px) {
    .chat-container {
        border-radius: var(--border-radius-md);
        height: calc(100vh - 2rem);
        max-height: none;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .chat-messages {
        padding: 1.25rem;
    }
    
    .input-area {
        padding: 1rem;
    }
    
    .message {
        max-width: 90%;
    }
    
    .info-panel-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
}

@media (max-width: 576px) {
body {
    padding: 0;
}

.app-container {
    height: 100vh;
}

.chat-container {
    border-radius: 0;
    height: 100vh; 
    box-shadow: none;
    border: none;
    display: flex;
    flex-direction: column;
}

.chat-messages {
    flex: 1;
    min-height: 0;
}

.info-panel {
    flex-shrink: 0; 
}

.input-area {
    flex-shrink: 0; 
}

.welcome-card {
    padding: 1.25rem 1rem;
}

.welcome-card h2 {
    font-size: 1.3rem;
}

.avatar {
    width: 32px;
    height: 32px;
    font-size: 1rem;
}

.message-content {
    padding: 0.85rem 1rem;
}

.input-type-selector {
    padding-bottom: 0.5rem;
}

.btn {
    padding: 0.65rem 1rem;
    font-size: 0.9rem;
}

.disclaimer {
    font-size: 0.75rem;
}
}

.dark-theme {
--bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
--container-bg: rgba(30, 41, 59, 0.8);
--text-primary: #e2e8f0;
--text-secondary: #94a3b8;
--text-tertiary: #64748b;
--message-user-bg: linear-gradient(135deg, rgba(79, 70, 229, 0.15) 0%, rgba(129, 102, 255, 0.15) 100%);
--message-user-border: rgba(79, 70, 229, 0.2);
--message-bot-bg: rgba(30, 41, 59, 0.8);
--message-bot-border: rgba(51, 65, 85, 0.6);
--glass-effect: rgba(15, 23, 42, 0.7);
--glass-border: rgba(255, 255, 255, 0.08);
}

.dark-theme .chat-header,
.dark-theme .input-area,
.dark-theme .info-panel {
background: rgba(15, 23, 42, 0.6);
border-color: rgba(255, 255, 255, 0.05);
}

.dark-theme .chat-messages {
background: linear-gradient(135deg, rgba(15, 23, 42, 0.4), rgba(30, 41, 59, 0.4));
}

.dark-theme .input-container {
background: rgba(30, 41, 59, 0.8);
border-color: rgba(51, 65, 85, 0.8);
}

.dark-theme .btn-random {
background: rgba(30, 41, 59, 0.8);
border-color: rgba(51, 65, 85, 0.8);
color: var(--text-secondary);
}

.dark-theme .welcome-card {
background: linear-gradient(135deg, rgba(79, 70, 229, 0.1), rgba(129, 102, 255, 0.1));
border-color: rgba(79, 70, 229, 0.2);
}

@keyframes ripple {
0% { box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.3); }
100% { box-shadow: 0 0 0 16px rgba(79, 70, 229, 0); }
}

.btn-primary:active {
animation: ripple 0.6s linear;
}

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

.typing-dot {
width: 8px;
height: 8px;
background-color: var(--accent-primary);
border-radius: 50%;
opacity: 0.6;
animation: typing-animation 1.5s infinite ease-in-out;
}

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

@keyframes typing-animation {
0%, 100% { transform: translateY(0); }
50% { transform: translateY(-5px); }
}

button:focus-visible,
input:focus-visible {
outline: 2px solid var(--accent-primary);
outline-offset: 2px;
}

.message-content {
position: relative;
}

.message-actions {
position: absolute;
top: 0.5rem;
right: 0.5rem;
opacity: 0;
transition: opacity var(--transition-fast);
}

.message:hover .message-actions {
opacity: 1;
}

.btn-copy {
width: 28px;
height: 28px;
font-size: 0.9rem;
background: rgba(255, 255, 255, 0.8);
border: 1px solid rgba(229, 231, 235, 0.8);
}

.dark-theme .btn-copy {
background: rgba(30, 41, 59, 0.8);
border-color: rgba(51, 65, 85, 0.8);
}

@media (prefers-reduced-motion: reduce) {
* {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
}
}