/* ===================================
   KLH Smart AI Assistant - Cognix AI Style
   Dark/Light Theme Support + Blur Text Animation
   =================================== */

/* ===================================
   Theme Variables
   =================================== */
:root {
    /* Dark Theme (Default) */
    --bg-primary: #000000;
    --bg-sidebar: #0a0a0a;
    --bg-card: #141414;
    --bg-input: #1a1a1a;
    --bg-hover: #1f1f1f;
    --bg-button: #2a2a2a;

    --text-primary: #ffffff;
    --text-secondary: #d4d4d4;
    /* Brighter from #a0a0a0 */
    --text-muted: #9ca3af;
    /* Brighter from #666666 */

    --border-color: #2a2a2a;
    --border-light: #333333;

    --accent-color: #ffffff;
    --accent-gradient: linear-gradient(135deg, #10a37f 0%, #0d8c6d 100%);

    /* Responsive UI sizing */
    --page-pad: 24px;
    --chat-bottom-pad: 140px;
    --selector-h: 32px;
    --selector-radius: 8px;
    --selector-pad-y: 5px;
    --selector-pad-x: 10px;
    --selector-font: 0.85rem;
    --selector-icon-right: 10px;
    --model-btn-w: 168px;
    --mode-btn-w: 128px;
}

[data-theme="light"] {
    /* Light Theme */
    --bg-primary: #ffffff;
    --bg-sidebar: #f7f7f8;
    --bg-card: #ffffff;
    --bg-input: #f4f4f4;
    --bg-hover: #ececec;
    --bg-button: #e5e5e5;

    --text-primary: #000000;
    /* Pitch black */
    --text-secondary: #333333;
    /* Darker from #6b6b6b */
    --text-muted: #666666;
    /* Darker from #8e8e8e */

    --border-color: #e5e5e5;
    --border-light: #d9d9d9;

    --accent-color: #000000;
}

/* ===================================
   Base Styles
   =================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    overflow: hidden;
    transition: background 0.3s ease, color 0.3s ease;
}

/* ===================================
   App Layout
   =================================== */
.app-layout {
    display: flex;
    height: 100vh;
    height: 100dvh;
    width: 100%;
}

/* ===================================
   Sidebar
   =================================== */
.sidebar {
    width: 260px;
    flex-shrink: 0;
    height: calc(100vh - 24px);
    height: calc(100dvh - 24px);
    /* Floating height */
    margin: 12px 0 12px 12px;
    /* Floating margins */
    background: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    /* Full border */
    border-radius: 16px;
    /* Rounded corners */
    display: flex;
    flex-direction: column;
    padding: 20px 16px;
    overflow: hidden;
    white-space: nowrap;
    transition: width 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), padding 0.3s ease, margin 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
    /* Subtle depth */
}

/* Light Mode Sidebar Specific Border */
[data-theme="light"] .sidebar {
    border-color: rgba(0, 0, 0, 0.15);
    /* Slight black border for visibility */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    /* Enhanced shadow */
}

/* Logo */
.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.logo-icon svg {
    width: 24px;
    height: 24px;
    color: var(--text-primary);
}

/* Sidebar Logo Image */
.sidebar-logo-img {
    width: 95%;
    height: 95%;
    object-fit: contain;
    border-radius: 0;
}

.logo-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.beta-badge {
    font-size: 0.65rem;
    padding: 2px 6px;
    background: var(--bg-button);
    border-radius: 6px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* New Chat Button */
.new-chat-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-card);
    /* distinct from sidebar bg */
    border: 1px solid var(--border-color);
    border-radius: 12px;
    /* Smooth rounded */
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    margin-bottom: 20px;
    /* More space */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.new-chat-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

.new-chat-btn svg {
    width: 18px;
    height: 18px;
    margin-right: 2px;
}

/* Theme Toggle Button */
.theme-toggle-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 12px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 16px;
}

.theme-toggle-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.theme-toggle-btn svg {
    width: 18px;
    height: 18px;
}

/* Show/hide sun/moon icons based on theme */
[data-theme="dark"] .sun-icon {
    display: block;
}

[data-theme="dark"] .moon-icon {
    display: none;
}

/* In Light Mode, show Moon icon (to switch to Dark) */
[data-theme="light"] .sun-icon {
    display: none;
}

[data-theme="light"] .moon-icon {
    display: block;
}

.theme-toggle-btn span,
.theme-toggle-topbar span {
    white-space: nowrap;
}

/* Sidebar Scroll */
.sidebar-scroll {
    flex: 1;
    overflow-y: auto;
    padding-right: 2px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.sidebar-scroll::-webkit-scrollbar {
    width: 4px;
}

.sidebar-scroll::-webkit-scrollbar-track {
    background: transparent;
}

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

/* Sidebar Sections */
.sidebar-section {
    margin-bottom: 24px;
}

.section-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 12px;
    padding: 0 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Links List */
.links-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    /* Better spacing */
}

.links-list a {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--text-secondary);
    /* Softer text by default */
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.links-list a:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    transform: translateX(2px);
    /* Slight bump right */
}

.links-list a.active {
    background: var(--bg-hover);
    color: var(--text-primary);
    font-weight: 600;
    border-color: var(--border-color);
}

.link-icon {
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    transition: transform 0.2s ease;
}

.links-list a:hover .link-icon {
    transform: scale(1.1);
}




/* Sidebar Footer */
.sidebar-footer {
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.social-icons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.social-icons a {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-button);
    border-radius: 8px;
    color: var(--text-secondary);
    transition: all 0.15s ease;
}

.social-icons a:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.social-icons svg {
    width: 16px;
    height: 16px;
}

/* ===================================
   Main Content
   =================================== */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
    position: relative;
    background: var(--bg-primary);
    transition: background 0.3s ease;
    min-width: 0;
}

/* Top Bar */
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    gap: 12px;
    flex-wrap: wrap;
}

.menu-btn {
    display: flex;
    /* Always visible now */
    padding: 8px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
}

/* Collapsed Sidebar State - Mini Icon Rail */
.app-layout.collapsed .sidebar {
    width: 72px;
    padding: 20px 12px;
    align-items: center;
    /* Center everything horizontally */
}

/* Hide text elements in collapsed sidebar */
.app-layout.collapsed .logo-text,
.app-layout.collapsed .beta-badge,
.app-layout.collapsed .section-label,
.app-layout.collapsed .new-chat-btn span,
/* Assuming text is wrapped or we use font-size hack */
.app-layout.collapsed .links-list a span,
/* Need to ensure text is wrapped in span in HTML or target text node */
.app-layout.collapsed .theme-toggle-btn span {
    display: none;
    opacity: 0;
    pointer-events: none;
}

/* Hide Sidebar Scroll (Navigation Links) in Collapsed Mode - Keep footer visible */
.app-layout.collapsed .sidebar-scroll {
    display: none !important;
}

/* Sidebar Footer in Collapsed Mode - Show icons only */
.app-layout.collapsed .sidebar-footer {
    display: flex;
    justify-content: center;
    padding: 12px 0;
}

.app-layout.collapsed .social-icons {
    justify-content: center;
}

/* Specific adjustment for text nodes if not wrapped (dirty hack if needed, but safer to assume we might need to wrap text in JS or CSS trick) */
/* Current HTML structure for links: <a href> <icon> Text </a>. We need to hide the text. */
.app-layout.collapsed .links-list a {
    font-size: 0;
    /* Hides text text node */
    justify-content: center;
    padding: 12px;
}

.app-layout.collapsed .links-list a .link-icon {
    font-size: 1.4rem;
    /* Larger icons in collapsed mode */
    margin: 0;
}

/* Adjust New Chat Button */
.app-layout.collapsed .new-chat-btn {
    width: 44px;
    height: 44px;
    padding: 0;
    justify-content: center;
    border-radius: 12px;
    font-size: 0;
    /* Hide "New Chat" text */
    margin-bottom: 24px;
}

.app-layout.collapsed .new-chat-btn svg {
    margin: 0;
    width: 20px;
    height: 20px;
}

/* Adjust Logo */
.app-layout.collapsed .sidebar-logo {
    justify-content: center;
    width: 100%;
    margin-bottom: 20px;
    /* Reduced margin since list is gone */
}

.app-layout.collapsed .logo-icon {
    width: 40px;
    height: 40px;
    background: #ffffff;
    border-radius: 50%;
}

/* Hide Section Labels */
.app-layout.collapsed .sidebar-section {
    display: none;
    /* Hide entire sections including labels */
}

/* Theme Toggle in Collapsed Mode - Show icon only */
.app-layout.collapsed .theme-toggle-btn {
    display: flex !important;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    padding: 0;
    margin: 0 auto 16px auto;
    font-size: 0;
    /* Hide text */
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.app-layout.collapsed .theme-toggle-btn svg {
    margin: 0;
    width: 20px;
    height: 20px;
    stroke: var(--text-primary);
}

/* Collapsed mode icon switching - respect theme */
[data-theme="dark"] .app-layout.collapsed .theme-toggle-btn .sun-icon {
    display: block;
}

[data-theme="dark"] .app-layout.collapsed .theme-toggle-btn .moon-icon {
    display: none;
}

[data-theme="light"] .app-layout.collapsed .theme-toggle-btn .sun-icon {
    display: none;
}

[data-theme="light"] .app-layout.collapsed .theme-toggle-btn .moon-icon {
    display: block;
}

/* Handle main content margin */
.app-layout.collapsed .main-content {
    flex: 1;
    /* Main content just expands to fill remaining space */
}

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

.menu-btn svg {
    width: 24px;
    height: 24px;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.icon-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.icon-btn svg {
    width: 20px;
    height: 20px;
}

/* Top Bar Theme Toggle - Icon + Text */
.theme-toggle-topbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px !important;
    width: auto !important;
    border-radius: 20px;
    background: var(--bg-button) !important;
}

.theme-toggle-topbar span {
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.user-btn {
    background: var(--bg-button);
    border-radius: 50%;
}

/* ===================================
   Chat Area
   =================================== */
.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0 var(--page-pad);
    padding-bottom: var(--chat-bottom-pad);
    /* Space for fixed input area */
    scroll-behavior: smooth;
    position: relative;
    z-index: 50;
    min-width: 0;
}

.fixed-input-area {
    position: relative;
    z-index: 60;
}

.chat-area::-webkit-scrollbar {
    width: 6px;
}

.chat-area::-webkit-scrollbar-track {
    background: transparent;
}

.chat-area::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

/* Welcome Screen */
.welcome-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    flex: 1;
    width: 100%;
    max-width: 680px;
    padding-top: 15vh;
    gap: 24px;
}

/* ===================================
   Blur Text Animation (Main Title)
   =================================== */
.blur-text-wrapper {
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0 16px;
}

.blur-text-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    font-size: 2rem;
    font-weight: 500;
    color: var(--text-primary);
    min-height: 48px;
    text-align: center;
    line-height: 1.3;
}

.blur-word {
    display: inline-block;
    opacity: 0;
    filter: blur(12px);
    transform: translateY(-15px);
    animation: blurFadeIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    margin-right: 10px;
}

.blur-word:last-child {
    margin-right: 0;
}

@keyframes blurFadeIn {
    0% {
        opacity: 0;
        filter: blur(12px);
        transform: translateY(-15px);
    }

    40% {
        opacity: 0.7;
        filter: blur(4px);
        transform: translateY(3px);
    }

    100% {
        opacity: 1;
        filter: blur(0px);
        transform: translateY(0);
    }
}

.blur-word.fade-out {
    animation: blurFadeOut 0.3s ease forwards;
}

@keyframes blurFadeOut {
    0% {
        opacity: 1;
        filter: blur(0px);
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        filter: blur(10px);
        transform: translateY(20px);
    }
}

/* ===================================
   Input Box
   =================================== */
.main-input-container,
.fixed-input-container {
    width: 100%;
    max-width: 680px;
}

.input-box {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 8px;
    transition: border-color 0.15s ease, background 0.3s ease;
    position: relative;
}

.input-box:focus-within {
    border-color: var(--border-light);
}

/* Animated Placeholder */

/* Quick Facts Grid */
.quick-facts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    width: 100%;
    margin-top: 32px;
    animation: fadeIn 0.8s ease backwards;
    animation-delay: 0.4s;
}

/* ===================================
   Aceternity-Style Glowing Cards (2-Layer)
   =================================== */

/* Outer Wrapper - Contains Border Glow */
.fact-card-wrapper {
    /* Glow Effect CSS Variables */
    --glow-spread: 40;
    --glow-start: 0;
    --glow-active: 0;
    --glow-border-width: 3px;

    position: relative;
    border-radius: 1.5rem;
    border: 0.75px solid var(--border-color);
    padding: 8px;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    isolation: isolate;
}

.fact-card-wrapper:hover {
    transform: translateY(-2px);
}

/* Glow Border Element - The Moving Spotlight ✨ */
.fact-card-wrapper .glow-border {
    pointer-events: none;
    position: absolute;
    inset: 0;
    border-radius: inherit;
}

.fact-card-wrapper .glow-border::after {
    content: "";
    position: absolute;
    inset: calc(-1 * var(--glow-border-width));
    border-radius: inherit;
    border: var(--glow-border-width) solid transparent;

    /* Aceternity exact gradient - colorful rainbow effect */
    background:
        radial-gradient(circle, #dd7bbb 10%, transparent 20%),
        radial-gradient(circle at 40% 40%, #d79f1e 5%, transparent 15%),
        radial-gradient(circle at 60% 60%, #5a922c 10%, transparent 20%),
        radial-gradient(circle at 40% 60%, #4c7894 10%, transparent 20%),
        repeating-conic-gradient(from 236.84deg at 50% 50%,
            #dd7bbb 0%,
            #d79f1e calc(25% / 5),
            #5a922c calc(50% / 5),
            #4c7894 calc(75% / 5),
            #dd7bbb calc(100% / 5));
    background-attachment: fixed;

    /* The magic mask - creates spotlight sweep arc */
    -webkit-mask-clip: padding-box, border-box;
    mask-clip: padding-box, border-box;
    -webkit-mask-composite: intersect;
    mask-composite: intersect;

    /* Spotlight arc: start from (angle - spread), show white for (2 * spread) degrees, then transparent */
    -webkit-mask-image:
        linear-gradient(#0000, #0000),
        conic-gradient(from calc((var(--glow-start) - var(--glow-spread)) * 1deg),
            #0000 0deg,
            #fff 0.1deg,
            #fff calc(var(--glow-spread) * 2deg),
            #0000 calc(var(--glow-spread) * 2deg + 0.1deg),
            #0000 360deg);
    mask-image:
        linear-gradient(#0000, #0000),
        conic-gradient(from calc((var(--glow-start) - var(--glow-spread)) * 1deg),
            #0000 0deg,
            #fff 0.1deg,
            #fff calc(var(--glow-spread) * 2deg),
            #0000 calc(var(--glow-spread) * 2deg + 0.1deg),
            #0000 360deg);

    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Blur Glow Layer - Soft Glow Behind */
.fact-card-wrapper .glow-blur {
    pointer-events: none;
    position: absolute;
    inset: -4px;
    border-radius: inherit;
    background:
        radial-gradient(circle, rgba(221, 123, 187, 0.4) 10%, transparent 25%),
        radial-gradient(circle at 40% 40%, rgba(215, 159, 30, 0.4) 5%, transparent 20%),
        repeating-conic-gradient(from calc(var(--glow-start) * 1deg) at 50% 50%,
            rgba(221, 123, 187, 0.3) 0%,
            rgba(215, 159, 30, 0.3) calc(25% / 5),
            rgba(90, 146, 44, 0.3) calc(50% / 5),
            rgba(76, 120, 148, 0.3) calc(75% / 5),
            rgba(221, 123, 187, 0.3) calc(100% / 5));
    filter: blur(12px);
    opacity: calc(var(--glow-active) * 0.6);
    transition: opacity 0.3s ease;
    z-index: -1;
}

/* Inner Content Card - The Dark Content Area */
.fact-card-content {
    position: relative;
    background: var(--bg-card);
    border: 0.75px solid var(--border-color);
    border-radius: 1rem;
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 12px;
    min-height: 180px;
    box-shadow: 0px 0px 27px 0px rgba(45, 45, 45, 0.3);
    z-index: 1;
}

/* Ensure content is above glow layers */
.fact-card-wrapper>*:not(.glow-border):not(.glow-blur) {
    position: relative;
    z-index: 1;
}

.fact-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.fact-icon span {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

/* Colored icon variants */
.fact-icon-blue {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
}

.fact-icon-green {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.fact-icon-purple {
    background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
}

.fact-icon-orange {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.fact-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.fact-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.4;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animated-placeholder {
    position: absolute;
    top: 50%;
    left: 16px;
    right: 60px;
    transform: translateY(-50%);
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.animated-placeholder.hidden {
    display: none;
}

.placeholder-text {
    display: block;
    color: var(--text-muted);
    font-size: 1rem;
    font-family: inherit;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    animation: placeholderSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes placeholderSlideIn {
    0% {
        opacity: 0;
        transform: translateY(10px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes placeholderSlideOut {
    0% {
        opacity: 1;
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateY(-10px);
    }
}

.placeholder-text.slide-out {
    animation: placeholderSlideOut 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.message-input {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    resize: none;
    max-height: 150px;
    line-height: 1.5;
}

.message-input::placeholder {
    color: var(--text-muted);
}

/* Input Actions */
.input-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 8px;
}

.input-actions-left,
.input-actions-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.action-icon-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.action-icon-btn svg {
    width: 18px;
    height: 18px;
}

/* Dropdown Buttons */
.dropdown-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.model-btn {
    background: var(--bg-button);
    border-radius: 20px;
    padding: 8px 16px;
}

/* ===================================
   Model Selector (Perplexity Style)
   =================================== */
.model-selector {
    position: relative;
    display: flex;
    justify-content: flex-end;
    /* Align container content to right */
}

.model-selector-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: var(--model-btn-w);
    height: var(--selector-h);
    position: relative;
    justify-content: center;
    background: var(--bg-button);
    border: 1px solid transparent;
    color: #ffffff;
    font-size: var(--selector-font);
    padding: var(--selector-pad-y) var(--selector-pad-x);
    border-radius: var(--selector-radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

.model-selector-btn svg {
    position: absolute;
    right: var(--selector-icon-right);
    flex: 0 0 auto;
}

.model-selector-btn .model-name {
    flex: 0 1 auto;
    min-width: 0;
    max-width: calc(100% - 54px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.selected-model-logo {
    width: 18px;
    height: 18px;
}

.selected-model-logo.frenix-logo {
    padding: 2px !important;
}

.model-selector-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.model-dropdown {
    display: none;
    position: absolute;
    bottom: calc(100% + 12px);
    /* Open UP */
    top: auto;
    right: 0;
    left: auto;
    width: 280px;
    max-height: 320px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    z-index: 9999;
    flex-direction: column;
    overflow: hidden;
    animation: dropdownPopUp 0.15s cubic-bezier(0, 0, 0.2, 1);
    transform-origin: bottom right;
}

.model-dropdown.active {
    display: flex;
}

/* Fixed Input direction - Open UP */
.fixed-input-area .model-dropdown {
    bottom: calc(100% + 8px);
    top: auto;
    right: 0;
    left: auto;
    transform-origin: bottom right;
    animation: dropdownPopUp 0.15s cubic-bezier(0, 0, 0.2, 1);
}

/* Search Bar */
.model-search-container {
    padding: 10px 12px;
    background: transparent;
    /* Blend with dropdown */
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
    position: sticky;
    top: 0;
    z-index: 10;
}

.model-search-container svg {
    width: 16px;
    height: 16px;
    min-width: 16px;
    max-width: 16px;
    flex-shrink: 0;
    color: var(--text-muted);
}

.model-search-input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 0.9rem;
    width: 100%;
    outline: none;
    font-family: inherit;
}

.model-search-input::placeholder {
    color: var(--text-muted);
    font-weight: 500;
}

/* Categories with Dividers */
.model-list {
    overflow-y: auto;
    max-height: 250px;
    padding: 6px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.model-list::-webkit-scrollbar {
    width: 4px;
    display: block;
}

.model-list::-webkit-scrollbar-track {
    background: transparent;
}

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

.model-category {
    margin-bottom: 6px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border-color);
}

.model-category:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

/* Provider Icon Image */
.provider-img {
    width: 22px;
    height: 22px;
    object-fit: cover;
    border-radius: 50%;
    background: transparent;
}

.frenix-logo {
    background: #ffffff !important;
    padding: 4px !important;
    object-fit: contain !important;
}

.category-header {
    padding: 8px 12px;
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--text-primary);
    /* Theme aware */
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: none;
    letter-spacing: 0.2px;
    opacity: 0.9;
}

/* Model Options */
.model-option,
.model-option-fixed {
    padding: 8px 12px;
    margin: 2px 0;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    transition: background 0.1s;
    border: 1px solid transparent;
}

.model-option:hover,
.model-option-fixed:hover {
    background: var(--bg-hover);
}

.model-option.selected,
.model-option-fixed.selected {
    background: rgba(139, 92, 246, 0.15);
    border-color: #8b5cf6;
}

.model-option.selected .model-option-name,
.model-option-fixed.selected .model-option-name {
    color: #ffffff !important;
    opacity: 1;
}



.model-option-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    opacity: 0.86;
}

.model-option:hover .model-option-name,
.model-option-fixed:hover .model-option-name {
    opacity: 0.95;
}

.model-option-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Hide provider icon since we use text headers */
.provider-icon {
    font-size: 1rem;
    color: #777;
}

/* Scrollbar */
.model-list::-webkit-scrollbar {
    width: 4px;
}

.model-list::-webkit-scrollbar-thumb {
    background-color: #444;
    border-radius: 4px;
}

@keyframes dropdownPopDown {
    from {
        opacity: 0;
        transform: scale(0.96) translateY(-8px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes dropdownPopUp {
    from {
        opacity: 0;
        transform: scale(0.96) translateY(8px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}



@keyframes dropdownPop {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* New Badge */
.new-badge {
    display: inline-block;
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
    font-size: 0.65rem;
    padding: 1px 4px;
    border-radius: 4px;
    margin-left: 6px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* PX Badge (PaxSenix) */
.px-badge {
    display: inline-block;
    background: rgba(139, 92, 246, 0.15);
    color: #8b5cf6;
    font-size: 0.65rem;
    padding: 1px 4px;
    border-radius: 4px;
    margin-left: 6px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Recommended Badge */
.rec-badge {
    display: inline-block;
    background: rgba(16, 185, 129, 0.15) !important;
    color: #10b981 !important;
    font-size: 0.65rem;
    padding: 1px 4px;
    border-radius: 4px;
    margin-left: 6px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Disabled/Hold Badge */
.disabled-badge {
    display: inline-block;
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    font-size: 0.6rem;
    padding: 1px 4px;
    border-radius: 4px;
    margin-left: 6px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Disabled Model Option */
.model-option.model-disabled,
.model-option-fixed.model-disabled {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: auto;
}

.model-option.model-disabled:hover,
.model-option-fixed.model-disabled:hover {
    background: transparent;
}

.model-option.model-disabled .model-option-name,
.model-option-fixed.model-disabled .model-option-name {
    text-decoration: line-through;
    text-decoration-color: rgba(255, 255, 255, 0.3);
}

@keyframes dropdownSlideIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Fixed input area - dropdown opens upward */
.fixed-input-area .model-dropdown {
    top: auto;
    bottom: calc(100% + 8px);
}

.model-option {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.model-option:hover {
    background: var(--bg-hover);
}

.model-option.selected {
    background: var(--bg-hover);
}

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

.model-option-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.new-badge {
    font-size: 0.75rem;
    color: #10b981;
    /* Green color */
    font-weight: 600;
    margin-left: 4px;
}

/* Fixed area model options */
.model-option-fixed {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.model-option-fixed:hover {
    background: var(--bg-hover);
}

.model-option-fixed.selected {
    background: var(--bg-hover);
}

/* Send Button */
.send-button {
    width: 36px;
    height: 36px;
    background: var(--bg-button);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
    color: var(--text-primary);
}

.send-button:hover {
    background: var(--bg-hover);
}

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

.send-button svg {
    width: 18px;
    height: 18px;
}

/* ===================================
   Chat Messages
   =================================== */
.chat-messages {
    width: 100%;
    max-width: 680px;
    display: none;
    flex-direction: column;
    gap: 4px;
    /* Reduced gap between turns */
    padding-bottom: 120px;
    /* Extra space so last message isn't hidden behind fixed input */
}

.chat-messages.active {
    display: flex;
}

/* Message */
.message {
    display: flex;
    gap: 10px;
    padding: 2px 0;
    /* Minimal vertical padding for messages */
    animation: messageSlideIn 0.3s ease;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.message-avatar {
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-button);
}

.bot-message .message-avatar {
    background: var(--accent-gradient);
}

.message-avatar svg {
    width: 18px;
    height: 18px;
    color: white;
}

/* Light Mode Message & Avatar Overrides */
[data-theme="light"] .message-text {
    color: #000000;
    font-weight: 500;
}

[data-theme="light"] .user-message .message-avatar {
    background: #f0f0f0;
    border: 1px solid #d4d4d4;
}

[data-theme="light"] .user-message .message-avatar svg {
    color: #404040;
}

.message-content {
    flex: 1;
    overflow: visible;
    min-width: 0;
}

.message-text {
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 1.05rem;
    overflow-wrap: anywhere;
}

.user-message .message-text {
    text-align: right;
}

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

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

/* Premium Header Styles */
.message-text h1,
.message-text h2,
.message-text h3,
.message-text h4 {
    margin-top: 20px;
    margin-bottom: 10px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.message-text h1 {
    font-size: 1.4rem;
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 8px;
    margin-top: 24px;
}

.message-text h1:first-child {
    margin-top: 0;
}

.message-text h2 {
    font-size: 1.2rem;
}

.message-text h3 {
    font-size: 1.05rem;
    font-weight: 600;
}

.message-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent-color);
}

/* List Styles */
.message-text ul,
.message-text ol {
    margin: 12px 0;
    padding-left: 24px;
}

.message-text li {
    margin-bottom: 6px;
    color: var(--text-primary);
    padding-left: 4px;
}

.message-text li::marker {
    color: var(--accent-color);
}

.message-text strong {
    color: var(--text-primary);
    font-weight: 600;
}

.message-text code {
    background: var(--bg-card);
    padding: 2px 6px;
    border-radius: 6px;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 0.85em;
    border: 1px solid var(--border-color);
}

.message-text pre {
    background: var(--bg-card);
    padding: 16px;
    border-radius: 12px;
    overflow-x: auto;
    margin: 16px 0;
    border: 1px solid var(--border-color);
}

.message-text pre code {
    background: none;
    padding: 0;
    border: none;
    color: var(--text-primary);
}

/* Horizontal Divider */
.message-text hr,
.message-text .message-divider {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
    margin: 16px 0;
}

/* Links */
.message-text a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: all 0.15s ease;
}

.message-text a:hover {
    border-bottom-color: var(--accent-color);
}

/* Tables */
.message-text .table-wrapper {
    overflow-x: auto;
    margin: 12px 0;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.message-text .message-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    background: var(--bg-card);
}

.message-text .message-table th,
.message-text .message-table td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.message-text .message-table th {
    background: var(--bg-hover);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.message-text .message-table td {
    color: var(--text-secondary);
}

.message-text .message-table tr:last-child td {
    border-bottom: none;
}

.message-text .message-table tr:nth-child(even) td {
    background: rgba(255, 255, 255, 0.02);
}

/* Light Mode Table Overrides */
[data-theme="light"] .message-text .message-table {
    border-color: #d4d4d4;
    background: #ffffff;
}

[data-theme="light"] .message-text .message-table th {
    background: #e5e5e5;
    color: #000000;
    font-weight: 700;
    border-bottom: 2px solid #d4d4d4;
}

[data-theme="light"] .message-text .message-table td {
    color: #333333;
    border-bottom: 1px solid #e5e5e5;
}

[data-theme="light"] .message-text .message-table tr:nth-child(even) td {
    background: rgba(0, 0, 0, 0.04);
}

/* Source Tags */
.message-sources {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 4px;
    /* Tight connection to message */
}

.source-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: var(--bg-card);
    border-radius: 6px;
    font-size: 0.7rem;
    color: var(--text-muted);
}

.source-tag::before {
    content: '🔗';
    font-size: 0.6rem;
}

/* Error Message */
.error-message .message-text {
    color: #ef4444;
}

/* ===================================
   Typing Indicator
   =================================== */
.typing-indicator {
    display: none;
    gap: 12px;
    padding: 16px 0;
    width: 100%;
    max-width: 680px;
    align-items: flex-start;
    justify-content: flex-start;
}

.typing-indicator.active {
    display: flex;
}

.typing-avatar {
    width: 32px;
    height: 32px;
    min-width: 32px;
    background: var(--accent-gradient);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.typing-avatar svg {
    width: 18px;
    height: 18px;
    color: white;
}

.typing-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.typing-dots {
    display: flex;
    gap: 4px;
}

.typing-dots span {
    width: 6px;
    height: 6px;
    background: var(--text-muted);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) {
    animation-delay: 0s;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typingBounce {

    0%,
    60%,
    100% {
        transform: translateY(0);
        opacity: 0.4;
    }

    30% {
        transform: translateY(-6px);
        opacity: 1;
    }
}

.typing-text {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ===================================
   Fixed Input Area
   =================================== */
.fixed-input-area {
    display: none;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px var(--page-pad) calc(24px + env(safe-area-inset-bottom));
    background: linear-gradient(to top, var(--bg-primary) 80%, transparent);
}

.fixed-input-area.active {
    display: block;
}

.fixed-input-container {
    margin: 0 auto;
}

/* ===================================
   Sidebar Overlay
   =================================== */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 99;
}

.sidebar-overlay.active {
    display: block;
}

body.sidebar-open {
    overflow: hidden;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
    :root {
        --page-pad: 12px;
        --chat-bottom-pad: 170px;
        --model-btn-w: 156px;
        --mode-btn-w: 112px;
    }

    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        will-change: transform;
        z-index: 100;
        width: min(280px, 88vw);
        height: 100dvh;
        margin: 0;
        border-radius: 0;
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .menu-btn {
        display: flex;
    }

    .welcome-title {
        font-size: 1.5rem;
    }

    .blur-text-container {
        font-size: 1rem;
    }

    .main-input-container,
    .fixed-input-container {
        max-width: 100%;
    }

    .quick-facts-grid {
        grid-template-columns: 1fr;
        margin-top: 24px;
    }

    .input-actions {
        flex-wrap: wrap;
        gap: 8px;
        justify-content: flex-start;
        padding: 0;
    }

    .input-actions-right {
        flex-wrap: wrap;
        margin-left: auto;
    }

    .dropdown-btn {
        font-size: 0.8rem;
        padding: 6px 10px;
    }

    .theme-toggle-btn .theme-text {
        display: none;
    }
}

/* ===================================
   Mode Selector (Fast / Thinking)
   =================================== */
.mode-selector {
    position: relative;
    display: inline-block;
    margin-right: 8px;
    /* Space between mode and model selector */
}

.mode-selector-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: var(--mode-btn-w);
    height: var(--selector-h);
    position: relative;
    justify-content: center;
    background: var(--bg-button);
    border: 1px solid transparent;
    color: #ffffff;
    font-size: var(--selector-font);
    padding: var(--selector-pad-y) var(--selector-pad-x);
    border-radius: var(--selector-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 600;
}

@media (max-width: 420px) {
    :root {
        --model-btn-w: 144px;
        --mode-btn-w: 104px;
        --selector-font: 0.82rem;
    }

    .top-bar {
        padding: 12px var(--page-pad);
    }
}

@media (max-width: 360px) {
    :root {
        --model-btn-w: 128px;
        --mode-btn-w: 92px;
    }
}

@media (pointer: coarse) {
    .action-icon-btn {
        width: 36px;
        height: 36px;
    }
}

.mode-selector-btn svg {
    position: absolute;
    right: var(--selector-icon-right);
    flex: 0 0 auto;
}

.mode-selector-btn .mode-name {
    flex: 0 1 auto;
    min-width: 0;
    max-width: calc(100% - 34px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mode-selector-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.mode-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 200px;
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    z-index: 1001;
    padding: 6px;
    flex-direction: column;
    gap: 4px;
    animation: dropdownPopDown 0.2s cubic-bezier(0, 0, 0.2, 1);
    transform-origin: top right;
}

.mode-dropdown.active {
    display: flex;
}

/* Fixed input area - open upwards */
.fixed-input-area .mode-dropdown {
    bottom: calc(100% + 8px);
    top: auto;
    animation: dropdownPopUp 0.2s cubic-bezier(0, 0, 0.2, 1);
    transform-origin: bottom right;
}

.mode-option {
    padding: 10px 14px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 2px;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.mode-option:hover {
    background: rgba(255, 255, 255, 0.05);
    /* Soft hover */
}

.mode-option.active {
    background: rgba(139, 92, 246, 0.15);
    border-color: #8b5cf6;
}

[data-theme="light"] .mode-option.active {
    background: rgba(139, 92, 246, 0.15);
    border-color: #8b5cf6;
}

.mode-option.active .mode-option-name {
    color: #ffffff !important;
}

[data-theme="light"] .mode-option.active .mode-option-name {
    color: #6b21a8 !important;
}

.mode-option-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
}

.mode-option-desc {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ===================================
   Thinking Mode Animation
   =================================== */
.thinking-animation {
    flex: 1;
    margin-left: 12px;
}

.thinking-animation .action-card {
    background: #000000;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    overflow: hidden;
    animation: thinkingFadeIn 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

@keyframes thinkingFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.thinking-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    font-weight: 600;
    color: #a78bfa;
    font-size: 0.9rem;
}

.thinking-pulse {
    width: 10px;
    height: 10px;
    background: #a78bfa;
    border-radius: 50%;
    animation: thinkingPulse 1.5s ease-in-out infinite;
}

@keyframes thinkingPulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.5;
        transform: scale(1.3);
    }
}

.thinking-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.thinking-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    opacity: 0.3;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.thinking-step.active {
    opacity: 1;
}

.thinking-step-connector {
    position: absolute;
    left: 15px;
    top: -10px;
    width: 2px;
    height: 20px;
    background: linear-gradient(to bottom, rgba(139, 92, 246, 0.3), rgba(139, 92, 246, 0.1));
}

.thinking-step:first-child .thinking-step-connector {
    display: none;
}

.thinking-step.active .thinking-step-connector {
    background: linear-gradient(to bottom, #a78bfa, rgba(139, 92, 246, 0.3));
}

.thinking-step-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 10px;
    font-size: 1rem;
    border: 1px solid rgba(139, 92, 246, 0.2);
    transition: all 0.3s ease;
}

.thinking-step.active

/* Action Card Styling - Theme Adaptive */
.thinking-animation .action-card {
    background: #000000;
    /* Default Dark Mode */
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    overflow: hidden;
    animation: thinkingFadeIn 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: background 0.3s ease, border-color 0.3s ease;
}

[data-theme="light"] .thinking-animation .action-card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

@keyframes thinkingFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

    100% {
        background-position: -200% 0;
    }
}

.action-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.02);
}

[data-theme="light"] .action-card-header {
    background: rgba(0, 0, 0, 0.02);
    /* Light gray for header in light mode */
}

.action-card-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.action-provider {
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-right: 4px;

    /* Shimmer Effect (Dark Mode - Grey to White) */
    background: linear-gradient(110deg, #9ca3af 45%, #ffffff 50%, #9ca3af 55%);
    background-size: 250% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: shimmer 3s linear infinite;
}

/* Light Mode Shimmer (Grey to Black) */
[data-theme="light"] .action-provider {
    background: linear-gradient(110deg, #666666 45%, #000000 50%, #666666 55%);
    background-size: 250% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    animation: shimmer 3s linear infinite;
}

.action-separator {
    color: #444;
    font-size: 0.9rem;
    margin: 0 6px;
}

[data-theme="light"] .action-separator {
    color: #ccc;
}

.action-name {
    color: #888;
    font-size: 0.9rem;
    font-weight: 400;
}

[data-theme="light"] .action-name {
    color: #555;
    /* Darker grey for light mode */
    font-weight: 500;
    /* Boldness for readability */
}

.action-card-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.action-status {
    color: #666;
    font-size: 0.8rem;
    font-style: italic;
}

.action-chevron {
    color: #666;
    transition: transform 0.2s ease;
}

[data-theme="light"] .action-chevron {
    color: #999;
}

.action-card.expanded .action-chevron {
    transform: rotate(180deg);
}

.action-card-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    border-top: 1px solid transparent;
}

.action-card.expanded .action-card-body {
    max-height: 400px;
    border-top-color: var(--border-color);
}

.action-request {
    padding: 12px 16px;
}

.request-label {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.request-query {
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.request-content {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 14px 16px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.85rem;
    color: #e5e5e5;
    margin: 0;
    line-height: 1.7;
    overflow-x: auto;
}

[data-theme="light"] .request-content {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.1);
    color: #333;
}

/* JSON Syntax Highlighting */
.json-brace {
    color: #e5e5e5;
}

[data-theme="light"] .json-brace {
    color: #555;
}

.json-key {
    color: #10b981;
}

[data-theme="light"] .json-key {
    color: #059669;
}

.json-value {
    color: #f59e0b;
}

[data-theme="light"] .json-value {
    color: #d97706;
}

.json-number {
    color: #8b5cf6;
}

[data-theme="light"] .json-number {
    color: #7c3aed;
}

/* Action Sources */
.action-sources {
    padding: 12px 16px;
    border-top: 1px solid #2a2a2a;
    margin-top: 8px;
}

.sources-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
}

.source-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: all 0.2s ease;
}

[data-theme="light"] .source-item {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.05);
}

.source-item:hover {
    background: rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .source-item:hover {
    background: rgba(0, 0, 0, 0.08);
    /* Darker hover in light mode */
}

/* Light Mode Dropdown Overrides */
[data-theme="light"] .model-dropdown,
[data-theme="light"] .mode-dropdown {
    background: rgba(255, 255, 255, 0.95);
    border-color: #e5e5e5;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .model-search-container {
    background: #f4f4f4;
    border-color: #e5e5e5;
}

[data-theme="light"] .model-search-input {
    color: #000000;
}

[data-theme="light"] .model-search-input::placeholder {
    color: #666666;
}

[data-theme="light"] .model-search-container svg {
    color: #666666;
}

[data-theme="light"] .category-header {
    color: #111111;
    font-weight: 800;
    border-bottom: 1px solid #e5e5e5;
    font-size: 0.85rem;
    text-transform: none;
    letter-spacing: 0.2px;
    opacity: 0.9;
}

[data-theme="light"] .model-option-name,
[data-theme="light"] .mode-option-name {
    color: #000000;
    font-size: 0.95rem;
    /* Bigger */
    font-weight: 700;
    /* Blacker/Bolder */
}

[data-theme="light"] .model-option-desc,
[data-theme="light"] .mode-option-desc {
    color: #222222;
    /* Much darker than #555 */
    font-size: 0.8rem;
    /* Bigger */
    font-weight: 500;
}

[data-theme="light"] .model-option:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* Light Mode Active Model Option */
[data-theme="light"] .model-option.active,
[data-theme="light"] .model-option.selected {
    border: 1px solid #000000;
    background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .model-option.active .model-option-name,
[data-theme="light"] .model-option.selected .model-option-name {
    color: #000000;
}

[data-theme="light"] .model-option.active .model-option-desc,
[data-theme="light"] .model-option.selected .model-option-desc {
    color: #333333;
}

.source-icon {
    font-size: 0.9rem;
    flex-shrink: 0;
}

.source-link {
    color: #10b981;
    text-decoration: none;
    font-size: 0.8rem;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.source-link:hover {
    color: #34d399;
    text-decoration: underline;
}

/* ===================================
   Voice Call Modal - Premium Phone UI
   Glassmorphism Design
   =================================== */

/* Call Button in Input Toolbar */
.voice-call-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.voice-call-btn:hover {
    transform: scale(1.15);
    box-shadow: 0 6px 25px rgba(16, 185, 129, 0.5);
}

.voice-call-btn:active {
    transform: scale(0.95);
}

.voice-call-btn svg {
    width: 20px;
    height: 20px;
}

/* Modal Overlay - Transparent */
.voice-call-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.voice-call-modal.active {
    opacity: 1;
    visibility: visible;
}

/* Modal Container - Dark Glassmorphism */
.voice-call-container {
    background: rgba(20, 20, 25, 0.85);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 32px;
    padding: 32px 28px;
    width: 92%;
    max-width: 380px;
    text-align: center;
    transform: scale(0.85) translateY(40px);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.voice-call-modal.active .voice-call-container {
    transform: scale(1) translateY(0);
}

/* Call Header */
.voice-call-header {
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

/* Avatar with Green Border */
.call-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    position: relative;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.25);
    border: 3px solid #10b981;
    overflow: hidden;
}

.call-avatar .avatar-logo {
    width: 70px;
    height: 70px;
    object-fit: contain;
}

.voice-call-header h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.call-status {
    font-size: 0.85rem;
    color: #666666;
    font-weight: 400;
}

/* Call Timer */
.call-timer {
    font-size: 1.1rem;
    font-weight: 600;
    color: #10b981;
    margin-top: 8px;
    font-variant-numeric: tabular-nums;
}

/* Language Toggle - Pill Style */
.voice-lang-toggle {
    display: inline-flex;
    gap: 0;
    background: rgba(255, 255, 255, 0.05);
    padding: 4px;
    border-radius: 24px;
    margin: 12px 0;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .voice-lang-toggle {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.06);
}

.lang-btn {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] .lang-btn {
    color: rgba(0, 0, 0, 0.45);
}

.lang-btn.active {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

.lang-btn:hover:not(.active) {
    color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .lang-btn:hover:not(.active) {
    color: rgba(0, 0, 0, 0.7);
    background: rgba(0, 0, 0, 0.06);
}

/* Model Selector - Minimal */
.voice-model-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 14px 0 20px;
}

.voice-model-selector label {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.voice-model-dropdown {
    padding: 10px 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    outline: none;
    transition: all 0.2s ease;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.voice-model-dropdown:hover {
    border-color: #10b981;
    background: rgba(255, 255, 255, 0.12);
}

.voice-model-dropdown:focus {
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.voice-model-dropdown option {
    background: #1a1a1a;
    color: #ffffff;
    padding: 12px;
}

/* Wave Animation - For White Card */
.voice-wave-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    height: 70px;
    margin: 20px 0;
    opacity: 0.3;
    transition: opacity 0.4s ease;
}

.voice-wave-animation.active {
    opacity: 1;
}

.wave-bar {
    width: 5px;
    height: 24px;
    background: linear-gradient(180deg, #10b981 0%, #059669 100%);
    border-radius: 100px;
    animation: none;
    transition: all 0.3s ease;
}

.voice-wave-animation.active .wave-bar {
    animation: waveAnimation 0.9s ease-in-out infinite;
}

.voice-wave-animation.active.speaking .wave-bar {
    background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%);
}

.wave-bar:nth-child(1) {
    animation-delay: 0s;
}

.wave-bar:nth-child(2) {
    animation-delay: 0.08s;
}

.wave-bar:nth-child(3) {
    animation-delay: 0.16s;
}

.wave-bar:nth-child(4) {
    animation-delay: 0.24s;
}

.wave-bar:nth-child(5) {
    animation-delay: 0.32s;
}

@keyframes waveAnimation {

    0%,
    100% {
        height: 24px;
        opacity: 0.6;
    }

    50% {
        height: 55px;
        opacity: 1;
    }
}

/* Transcript Section - Dark Theme */
.voice-transcript {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 14px 16px;
    margin-bottom: 18px;
    text-align: left;
    min-height: 60px;
}

.transcript-section {
    margin-bottom: 0;
}

.transcript-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: #10b981;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 6px;
    display: block;
}

.transcript-text,
.response-text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
    min-height: 22px;
}

/* Text Input - Dark Theme */
.voice-text-input {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
}

.voice-text-input input {
    flex: 1;
    padding: 14px 20px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 28px;
    color: #ffffff;
    font-size: 0.9rem;
    outline: none;
    transition: all 0.3s ease;
}

.voice-text-input input:focus {
    border-color: #10b981;
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.voice-text-input input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.voice-send-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.35);
}

.voice-send-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(59, 130, 246, 0.5);
}

.voice-send-btn:active {
    transform: scale(0.95);
}

.voice-send-btn svg {
    width: 20px;
    height: 20px;
}

/* Call Action Buttons - Phone UI */
.voice-call-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    padding-top: 8px;
}

.voice-mic-btn {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow:
        0 8px 28px rgba(16, 185, 129, 0.4),
        0 0 0 4px rgba(16, 185, 129, 0.1);
    position: relative;
}

.voice-mic-btn::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid rgba(16, 185, 129, 0.25);
    opacity: 0;
    transition: all 0.3s ease;
}

.voice-mic-btn:hover::before {
    opacity: 1;
    inset: -10px;
}

.voice-mic-btn:hover {
    transform: scale(1.08);
    box-shadow:
        0 12px 40px rgba(16, 185, 129, 0.5),
        0 0 0 6px rgba(16, 185, 129, 0.15);
}

.voice-mic-btn:active {
    transform: scale(0.95);
}

.voice-mic-btn svg {
    width: 30px;
    height: 30px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.voice-end-btn {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 6px 24px rgba(239, 68, 68, 0.35);
}

.voice-end-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 35px rgba(239, 68, 68, 0.5);
}

.voice-end-btn:active {
    transform: scale(0.95);
}

.voice-end-btn svg {
    width: 26px;
    height: 26px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

/* Responsive - Mobile */
@media (max-width: 480px) {
    :root {
        --chat-bottom-pad: 180px;
        --model-btn-w: 138px;
        --mode-btn-w: 98px;
        --selector-icon-right: 8px;
    }

    .message-text {
        font-size: 0.98rem;
    }

    .chat-area {
        padding-bottom: var(--chat-bottom-pad);
    }

    .fixed-input-area {
        padding-top: 12px;
    }

    .voice-call-container {
        padding: 28px 22px;
        border-radius: 28px;
        max-width: 340px;
    }

    .call-avatar {
        width: 80px;
        height: 80px;
    }

    .call-avatar svg {
        width: 36px;
        height: 36px;
    }

    .voice-call-header h2 {
        font-size: 1.2rem;
    }

    .voice-call-actions {
        gap: 22px;
    }

    .voice-mic-btn {
        width: 60px;
        height: 60px;
    }

    .voice-end-btn {
        width: 52px;
        height: 52px;
    }
}

/* ===================================
   Streaming Text Animation (Motion-Primitives Response-Stream)
   Exact match: fade-in per word, no blur, no cursor
   =================================== */

/* Fade animation keyframes - matches motion-primitives */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Each streaming word/segment */
.fade-segment {
    display: inline-block;
    opacity: 0;
    animation: fadeIn 1500ms ease-out forwards;
}

/* Preserve whitespace for space segments */
.fade-segment-space {
    white-space: pre;
}

/* Recommended Badge */
.rec-badge,
.new-badge {
    display: inline-block;
    background: rgba(16, 185, 129, 0.15) !important;
    color: #10b981 !important;
    font-size: 0.65rem;
    padding: 2px 6px !important;
    border-radius: 4px;
    margin-left: 8px;
    font-weight: 700;
    border: 1px solid rgba(16, 185, 129, 0.2) !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===================================
   COMPREHENSIVE LIGHT MODE FIXES
   Fix all elements for white/light theme
   =================================== */

/* Model Selector Button - Light Mode */
[data-theme="light"] .model-selector-btn {
    background: #f4f4f4;
    color: #000000;
    border: 1px solid #e0e0e0;
}

[data-theme="light"] .model-selector-btn:hover {
    background: #e8e8e8;
    color: #000000;
    border-color: #d0d0d0;
}

/* Mode Selector Button - Light Mode */
[data-theme="light"] .mode-selector-btn {
    background: #f4f4f4;
    color: #000000;
    border: 1px solid #e0e0e0;
}

[data-theme="light"] .mode-selector-btn:hover {
    background: #e8e8e8;
    color: #000000;
    border-color: #d0d0d0;
}

/* Dropdown Button - Light Mode */
[data-theme="light"] .dropdown-btn {
    color: #333333;
}

[data-theme="light"] .dropdown-btn:hover {
    background: #f0f0f0;
    color: #000000;
}

/* Model Dropdown - Light Mode Complete Fix */
[data-theme="light"] .model-dropdown {
    background: #ffffff !important;
    border: 1px solid #d0d0d0 !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15) !important;
}

[data-theme="light"] .model-search-container {
    background: #f8f8f8 !important;
    border-bottom: 1px solid #e0e0e0 !important;
}

[data-theme="light"] .model-search-input {
    color: #000000 !important;
    background: transparent !important;
}

[data-theme="light"] .model-search-input::placeholder {
    color: #888888 !important;
}

[data-theme="light"] .model-search-container svg {
    color: #666666 !important;
}

[data-theme="light"] .model-list {
    background: #ffffff !important;
}

[data-theme="light"] .model-category {
    border-bottom: 1px solid #e8e8e8;
}

[data-theme="light"] .category-header {
    color: #111111 !important;
    font-weight: 800;
    font-size: 0.85rem;
    background: transparent;
    text-transform: none;
    letter-spacing: 0.2px;
    opacity: 0.9;
}

[data-theme="light"] .model-option {
    background: transparent;
}

[data-theme="light"] .model-option:hover {
    background: #f5f5f5 !important;
}

[data-theme="light"] .model-option.selected,
[data-theme="light"] .model-option-fixed.selected {
    background: rgba(139, 92, 246, 0.08) !important;
    border: 1px solid #8b5cf6 !important;
}

[data-theme="light"] .model-option-name {
    color: #000000 !important;
    font-weight: 600;
    font-size: 0.9rem;
    opacity: 0.86;
}

[data-theme="light"] .model-option.selected .model-option-name,
[data-theme="light"] .model-option-fixed.selected .model-option-name {
    color: #6b21a8 !important;
    font-weight: 700;
    opacity: 1;
}

[data-theme="light"] .model-option-desc {
    color: #555555 !important;
    font-size: 0.78rem;
}

/* Mode Dropdown - Light Mode Complete Fix */
[data-theme="light"] .mode-dropdown {
    background: #ffffff !important;
    border: 1px solid #d0d0d0 !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15) !important;
}

[data-theme="light"] .mode-option {
    background: transparent;
}

[data-theme="light"] .mode-option:hover {
    background: #f5f5f5 !important;
}

[data-theme="light"] .mode-option.active {
    background: rgba(139, 92, 246, 0.15) !important;
    border: 1px solid #8b5cf6 !important;
}

[data-theme="light"] .mode-option-name {
    color: #000000 !important;
    font-weight: 600;
}

[data-theme="light"] .mode-option-desc {
    color: #555555 !important;
}

/* Input Box - Light Mode */
[data-theme="light"] .input-box {
    background: #f8f8f8;
    border-color: #e0e0e0;
}

[data-theme="light"] .input-box:focus-within {
    border-color: #c0c0c0;
}

[data-theme="light"] .message-input {
    color: #000000;
}

[data-theme="light"] .message-input::placeholder {
    color: #888888;
}

/* Action Icon Buttons - Light Mode */
[data-theme="light"] .action-icon-btn {
    color: #666666;
}

[data-theme="light"] .action-icon-btn:hover {
    background: #f0f0f0;
    color: #000000;
}

/* Send Button - Light Mode */
[data-theme="light"] .send-button {
    background: #333333;
    color: #ffffff;
}

[data-theme="light"] .send-button:hover {
    background: #000000;
}

/* Top Bar - Light Mode */
[data-theme="light"] .menu-btn {
    color: #666666;
}

[data-theme="light"] .menu-btn:hover {
    background: #f0f0f0;
    color: #000000;
}

[data-theme="light"] .theme-toggle-topbar {
    background: #f0f0f0 !important;
    color: #333333;
}

[data-theme="light"] .theme-toggle-topbar span {
    color: #333333;
}

/* Icon Button - Light Mode */
[data-theme="light"] .icon-btn {
    color: #666666;
}

[data-theme="light"] .icon-btn:hover {
    background: #f0f0f0;
    color: #000000;
}

/* User Button - Light Mode */
[data-theme="light"] .user-btn {
    background: #f0f0f0;
    color: #333333;
}

/* Quick Facts Cards - Light Mode */
[data-theme="light"] .fact-card {
    background: #ffffff;
    border: 1px solid #e0e0e0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .fact-card:hover {
    box-shadow: 0 10px 25px -3px rgba(139, 92, 246, 0.2), 0 4px 10px -2px rgba(139, 92, 246, 0.1);
}

[data-theme="light"] .fact-card h3 {
    color: #000000;
}

[data-theme="light"] .fact-card p {
    color: #555555;
}

/* Chat Text - Light Mode Ensure Visibility */
[data-theme="light"] .blur-text-container {
    color: #000000;
}

[data-theme="light"] .blur-word {
    color: #000000;
}

/* Placeholder Text - Light Mode */
[data-theme="light"] .placeholder-text {
    color: #888888;
}

[data-theme="light"] .animated-placeholder {
    color: #888888;
}

/* Provider Image in Light Mode */
[data-theme="light"] .provider-img {
    filter: none;
    background: #f5f5f5;
}

/* Model List Scrollbar - Light Mode */
[data-theme="light"] .model-list::-webkit-scrollbar-thumb {
    background-color: #d0d0d0;
}

/* Sidebar Scroll - Light Mode */
[data-theme="light"] .sidebar-scroll::-webkit-scrollbar-thumb {
    background: #d0d0d0;
}

/* Fixed Input Area Gradient - Light Mode */
[data-theme="light"] .fixed-input-area {
    background: linear-gradient(to top, #ffffff 80%, transparent);
}

/* Voice Call Modal - Light Mode */
[data-theme="light"] .voice-call-container {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .voice-call-header h2 {
    color: #000000;
}

[data-theme="light"] .call-status {
    color: #666666;
}

[data-theme="light"] .voice-transcript {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .transcript-text,
[data-theme="light"] .response-text {
    color: #333333;
}

[data-theme="light"] .voice-text-input input {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.1);
    color: #000000;
}

[data-theme="light"] .voice-text-input input::placeholder {
    color: #888888;
}

[data-theme="light"] .voice-model-selector label {
    color: #666666;
}

[data-theme="light"] .voice-model-dropdown {
    background: #f5f5f5;
    border-color: #d0d0d0;
    color: #000000;
}

[data-theme="light"] .voice-model-dropdown option {
    background: #ffffff;
    color: #000000;
}

/* Model Button Text in Light Mode */
[data-theme="light"] .model-btn {
    background: #f0f0f0;
    color: #000000;
}

/* Fixed area model option - Light Mode */
[data-theme="light"] .model-option-fixed {
    background: transparent;
}

[data-theme="light"] .model-option-fixed:hover {
    background: #f5f5f5 !important;
}

[data-theme="light"] .model-option-fixed .model-option-name {
    color: #000000 !important;
}

[data-theme="light"] .model-option-fixed .model-option-desc {
    color: #555555 !important;
}

/* ===================================
   Light Mode Polish (Clean + Premium)
   Final overrides (keep at file end)
   =================================== */
html[data-theme="light"] {
    --bg-primary: #f6f7f9;
    --bg-sidebar: #ffffff;
    --bg-card: #ffffff;
    --bg-input: #ffffff;
    --bg-hover: #f1f5f9;
    --bg-button: #ffffff;

    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;

    --border-color: rgba(15, 23, 42, 0.12);
    --border-light: rgba(15, 23, 42, 0.18);

    --accent-color: #0d8c6d;
}

html[data-theme="light"] body {
    background: var(--bg-primary);
}

html[data-theme="light"] .sidebar {
    background: var(--bg-sidebar);
    border-color: var(--border-color);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.06);
}

html[data-theme="light"] .main-content {
    background: var(--bg-primary);
}

html[data-theme="light"] .input-box {
    background: var(--bg-input);
    border-color: var(--border-color);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}

html[data-theme="light"] .input-box:focus-within {
    border-color: rgba(13, 140, 109, 0.55);
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
}

html[data-theme="light"] .model-selector-btn,
html[data-theme="light"] .mode-selector-btn {
    background: var(--bg-button);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.02), 0 10px 22px rgba(15, 23, 42, 0.06);
}

html[data-theme="light"] .model-selector-btn:hover,
html[data-theme="light"] .mode-selector-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
    color: var(--text-primary);
}

html[data-theme="light"] .model-dropdown,
html[data-theme="light"] .mode-dropdown {
    background: rgba(255, 255, 255, 0.98) !important;
    border-color: rgba(15, 23, 42, 0.14) !important;
    box-shadow: 0 28px 70px rgba(15, 23, 42, 0.16) !important;
    backdrop-filter: blur(18px);
}

html[data-theme="light"] .model-search-container {
    background: #f8fafc !important;
    border-bottom-color: rgba(15, 23, 42, 0.10) !important;
}

html[data-theme="light"] .model-search-input::placeholder {
    color: rgba(100, 116, 139, 0.9) !important;
}

html[data-theme="light"] .category-header {
    color: var(--text-primary) !important;
    border-bottom-color: rgba(15, 23, 42, 0.08) !important;
}

html[data-theme="light"] .model-option:hover,
html[data-theme="light"] .model-option-fixed:hover,
html[data-theme="light"] .mode-option:hover {
    background: rgba(15, 23, 42, 0.04) !important;
}

html[data-theme="light"] .model-option.selected,
html[data-theme="light"] .model-option-fixed.selected,
html[data-theme="light"] .mode-option.active {
    background: rgba(16, 163, 127, 0.12) !important;
    border: 1px solid rgba(16, 163, 127, 0.35) !important;
}

html[data-theme="light"] .model-option.selected .model-option-name,
html[data-theme="light"] .model-option-fixed.selected .model-option-name,
html[data-theme="light"] .mode-option.active .mode-option-name {
    color: #0d8c6d !important;
}

html[data-theme="light"] .model-option-desc,
html[data-theme="light"] .model-option-fixed .model-option-desc,
html[data-theme="light"] .mode-option-desc {
    color: var(--text-muted) !important;
}

html[data-theme="light"] .send-button {
    background: #0d8c6d;
    color: #ffffff;
}

html[data-theme="light"] .send-button:hover {
    background: #0b755c;
}

html[data-theme="light"] .fact-card:hover {
    box-shadow: 0 14px 30px rgba(13, 140, 109, 0.18);
    border-color: rgba(13, 140, 109, 0.22);
}

html[data-theme="light"] .fixed-input-area {
    background: linear-gradient(to top, var(--bg-primary) 80%, transparent);
}