style.css

/* Global Styles */
body {
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: #0a0a0a;
}
/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #18181b;
}

::-webkit-scrollbar-thumb {
    background: #525252;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #71717a;
}

/* Glassmorphism Effects */
.glass {
    background: rgba(17, 24, 39, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* Hover Effects */
.hover-lift {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.1);
}

/* Animations */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.pulse-animation {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}
/* Enhanced Message Cards */
.message-slide-in {
    animation: slideInFade 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes slideInFade {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Modern Message Container */
.max-w-4xl {
    max-width: 56rem;
}

/* Enhanced Markdown Styling */
.markdown h1 { 
    @apply text-lg font-semibold text-white mb-3 mt-4 tracking-tight;
    background: linear-gradient(to right, #ffffff, #e5e5e5);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.markdown h2 { 
    @apply text-base font-medium text-white mb-3 mt-3 tracking-tight;
    color: #f4f4f5;
}
.markdown h3 { 
    @apply text-sm font-medium text-zinc-200 mb-2 mt-3 tracking-tight;
}
.markdown p { 
    @apply text-zinc-100 mb-3 leading-relaxed;
    line-height: 1.6;
}
.markdown code { 
    @apply bg-zinc-800/60 px-2 py-1 rounded-md text-xs text-emerald-400 font-mono;
    border: 1px solid rgba(34, 197, 94, 0.1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}
.markdown pre {
    @apply bg-gradient-to-br from-zinc-900 to-zinc-950 rounded-xl p-4 overflow-x-auto mb-4 text-xs;
    font-family: 'Fira Code', 'Monaco', 'Courier New', monospace;
    border: 1px solid #27272a;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.5);
}
.markdown pre code { 
    @apply bg-transparent text-zinc-200 py-0 px-0;
    border: none;
    box-shadow: none;
}
.markdown ul { 
    @apply list-disc list-inside text-zinc-100 mb-3 space-y-2 text-sm;
    line-height: 1.6;
}
.markdown ol { 
    @apply list-decimal list-inside text-zinc-100 mb-3 space-y-2 text-sm;
    line-height: 1.6;
}
.markdown blockquote {
    @apply border-l-3 border-zinc-600 pl-4 italic text-zinc-300 mb-3 text-sm;
    background: linear-gradient(to right, rgba(113, 113, 122, 0.1), transparent);
    padding: 12px 16px;
    border-radius: 0 8px 8px 0;
    line-height: 1.6;
}
.markdown a { 
    @apply text-blue-400 underline decoration-1 underline-offset-2 hover:text-blue-300 hover:decoration-blue-300 transition-colors duration-200 text-sm;
}
.markdown table {
    @apply w-full border-collapse mb-4 text-sm rounded-lg overflow-hidden;
    border: 1px solid #27272a;
}
.markdown th {
    @apply border border-zinc-700 px-3 py-2 bg-zinc-900/80 text-left text-sm font-medium text-zinc-200;
}
.markdown td {
    @apply border border-zinc-800 px-3 py-2 text-zinc-300;
}

/* Message hover effects */
.group:hover .group-hover\\:ring-zinc-700\\/50 {
    --tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(3px * var(--tw-ring-inset-width)) var(--tw-ring-color);
    box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow);
}

.group:hover .group-hover\\:ring-blue-500\\/50 {
    --tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(3px * var(--tw-ring-inset-width)) var(--tw-ring-color);
    box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow);
}
/* Transition Classes */
.transition-all {
    transition-property: all;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}
/* Utility Classes */
.text-shadow {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.border-glow {
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1),
                0 0 20px rgba(255, 255, 255, 0.05);
}

/* Model Dropdown Styles */
#modelDropdownMenu {
    max-height: 300px;
    overflow-y: auto;
}

#modelDropdownMenu::-webkit-scrollbar {
    width: 4px;
}

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

#modelDropdownMenu::-webkit-scrollbar-thumb {
    background: #525252;
    border-radius: 2px;
}

.model-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}
.model-dot.white { background: #ffffff; }
.model-dot.zinc-300 { background: #d4d4d8; }
.model-dot.zinc-400 { background: #a1a1aa; }
.model-dot.zinc-500 { background: #71717a; }
/* Chat Container */
.flex-1.flex {
    position: relative;
    overflow: hidden;
}

/* Chat Section */
.flex.flex-col {
    background: #09090b;
    position: relative;
    overflow: hidden;
    max-height: 100vh;
}

/* Chat Width Constraints */
.max-w-6xl {
    max-width: 72rem;
}
/* Fixed sidebar layout */
custom-sidebar {
    position: fixed !important;
    left: 0;
    top: 0;
    height: 100vh;
    z-index: 1000;
}
/* Chat layout always positioned to account for fixed sidebar */
.flex-1.flex {
    margin-left: 260px;
    width: calc(100% - 260px);
    position: relative;
}
/* Fixed sidebar - no transitions */
.sidebar {
    transition: none !important;
    position: fixed !important;
}

.sidebar * {
    transition-property: background, border-color;
    transition-duration: 0.2s;
    transition-timing-function: ease;
}
/* Sidebar Transitions */
.sidebar {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: fixed !important;
}

.sidebar * {
    transition-property: background, border-color, transform, box-shadow;
    transition-duration: 0.2s;
    transition-timing-function: ease;
}
/* Loading Skeleton */
.skeleton {
    background: linear-gradient(90deg, #18181b 25%, #27272a 50%, #18181b 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}