/* Modern Owldoo2 Landing Page Styles */

/* CSS Custom Properties for Modern Design System */
:root {
    /* Colors - Dark mode (default) */
    --color-bg: #0a0a0a;
    --color-bg-secondary: #111111;
    --color-surface: #1a1a1a;
    --color-surface-elevated: #222222;
    --color-border: #333333;
    --color-border-light: #444444;

    --color-text-primary: #ffffff;
    --color-text-secondary: #a3a3a3;
    --color-text-muted: #737373;

    --color-accent: #3b82f6;
    --color-accent-hover: #2563eb;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Gradient definitions */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --gradient-mesh: radial-gradient(circle at 20% 20%, #3b82f620 0%, transparent 50%),
                     radial-gradient(circle at 80% 80%, #8b5cf620 0%, transparent 50%),
                     radial-gradient(circle at 40% 90%, #10b98120 0%, transparent 50%);

    /* Typography */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-display: 'Cal Sans', 'Inter', sans-serif;

    /* Spacing scale */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.3);

    /* Animations */
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-in-out-back: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Light mode colors */
:root[data-theme="light"] {
    --color-bg: #ffffff;
    --color-bg-secondary: #f8f9fa;
    --color-surface: #ffffff;
    --color-surface-elevated: #f1f3f5;
    --color-border: #e9ecef;
    --color-border-light: #dee2e6;

    --color-text-primary: #1a1a1a;
    --color-text-secondary: #495057;
    --color-text-muted: #6c757d;

    --color-accent: #3b82f6;
    --color-accent-hover: #2563eb;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Gradient definitions for light mode */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --gradient-mesh: radial-gradient(circle at 20% 20%, #3b82f615 0%, transparent 50%),
                     radial-gradient(circle at 80% 80%, #8b5cf615 0%, transparent 50%),
                     radial-gradient(circle at 40% 90%, #10b98115 0%, transparent 50%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-primary);
    line-height: 1.6;
    color: var(--color-text-primary);
    background: var(--color-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Background Elements */
.bg-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.mesh-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-mesh);
    opacity: 0.3;
}

.floating-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 300px;
    height: 300px;
    background: var(--gradient-accent);
    top: 10%;
    left: -10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, #10b981, #3b82f6);
    top: 60%;
    right: -5%;
    animation-delay: -7s;
}

.orb-3 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, #8b5cf6, #ef4444);
    bottom: 20%;
    left: 70%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: all 0.3s var(--ease-out-quart);
}

:root[data-theme="light"] .header {
    background: rgba(255, 255, 255, 0.8);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
}

.logo-icon {
    transition: transform 0.3s var(--ease-out-quart);
}

.logo:hover .logo-icon {
    transform: scale(1.1) rotate(-5deg);
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-links a {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    transition: color 0.3s var(--ease-out-quart);
    position: relative;
}

.nav-links a:hover {
    color: var(--color-text-primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width 0.3s var(--ease-out-quart);
}

.nav-links a:hover::after {
    width: 100%;
}

.cta-button {
    background: var(--gradient-accent);
    color: white;
    border: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s var(--ease-out-quart);
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.theme-toggle {
    background: transparent;
    border: 1px solid var(--color-border);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    position: relative;
    transition: all 0.3s var(--ease-out-quart);
}

.theme-toggle:hover {
    background: var(--color-surface);
    border-color: var(--color-accent);
}

.theme-icon {
    position: absolute;
    transition: all 0.3s var(--ease-out-quart);
    color: var(--color-text-primary);
}

.theme-icon-dark {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.theme-icon-light {
    opacity: 0;
    transform: rotate(180deg) scale(0);
}

:root[data-theme="light"] .theme-icon-dark {
    opacity: 0;
    transform: rotate(-180deg) scale(0);
}

:root[data-theme="light"] .theme-icon-light {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    background: none;
    border: none;
    padding: var(--space-xs);
    border-radius: var(--radius-md);
    transition: background 0.3s var(--ease-out-quart);
}

.mobile-menu-toggle:hover,
.mobile-menu-toggle.active {
    background: var(--color-surface);
}

.mobile-menu-toggle:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
}

.mobile-menu-toggle span {
    width: 26px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all 0.3s var(--ease-out-quart);
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--space-4xl) 0;
    position: relative;
    margin-bottom: var(--space-4xl);
}

/* Hero Canvas Layer */
#agent-orbit {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

#hero-webgl {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-2xl);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(10px);
}

.hero .hero-badge {
    flex: 0 0 100%;
}

.badge-icon {
    font-size: 1rem;
}

.hero-content {
    max-width: 600px;
    margin-bottom: var(--space-3xl);
    margin-right: 0;
    flex: 1 1 420px;
    min-width: min(420px, 100%);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    font-family: var(--font-family-display);
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.hero .container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3xl);
    align-items: flex-start;
    justify-content: center;
}

.hero-stats {
    display: flex;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
}

.primary-button {
    background: var(--gradient-accent);
    color: white;
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s var(--ease-out-quart);
    position: relative;
    overflow: hidden;
}

.glass-effect {
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-xl);
}

.primary-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.button-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.primary-button:hover .button-shine {
    left: 100%;
}

.secondary-button {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    transition: all 0.3s var(--ease-out-quart);
    backdrop-filter: blur(10px);
}

.secondary-button:hover {
    border-color: var(--color-accent);
    background: rgba(59, 130, 246, 0.1);
}

.play-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Size + align inline SVG icons */
.tab-icon svg,
.icon svg {
    width: 18px;
    height: 18px;
    display: inline-block;
    vertical-align: middle;
}

.feature-icon-modern svg {
    width: 32px;
    height: 32px;
    display: inline-block;
    vertical-align: middle;
}

.hero-testimonial {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
    padding: var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-accent);
    flex-shrink: 0;
}

.testimonial-content p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    font-style: italic;
}

.testimonial-content cite {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-style: normal;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    width: 100%;
    max-width: 520px;
    flex: 1 1 420px;
    min-width: min(420px, 100%);
}

/* Hero Inbox Toggle */
.hero-inbox {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
    height: 420px;
}

.hero-inbox.reduced {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
    height: auto;
}

.inbox-layer {
    position: absolute;
    inset: 0;
    padding: var(--space-lg);
}

.hero-inbox.reduced .inbox-layer { position: relative; }

.chip {
    display: inline-block;
    padding: 8px 12px;
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    position: absolute;
}

/* Messy random placements */
.inbox-before .r1 { top: 36px; left: 28px; transform: rotate(-6deg); }
.inbox-before .r2 { top: 88px; right: 36px; transform: rotate(4deg); }
.inbox-before .r3 { top: 160px; left: 120px; transform: rotate(-3deg); }
.inbox-before .r4 { top: 230px; left: 30px; transform: rotate(8deg); }
.inbox-before .r5 { top: 50px; left: 260px; transform: rotate(2deg); }
.inbox-before .r6 { bottom: 64px; right: 60px; transform: rotate(-5deg); }
.inbox-before .r7 { bottom: 100px; left: 220px; transform: rotate(5deg); }
.inbox-before .r8 { bottom: 36px; left: 40px; transform: rotate(-2deg); }

/* Clean state */
.clean-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.clean-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    color: var(--color-text-secondary);
}
.clean-card.important { border-color: var(--color-accent); color: var(--color-text-primary); }
.clean-card.grouped { opacity: 0.9; }
.clean-card.tidy { opacity: 0.9; }

.calendar-suggestion {
    background: rgba(59,130,246,0.08);
    border: 1px solid rgba(59,130,246,0.35);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
}
.calendar-suggestion .cal-title { font-weight: 600; color: var(--color-text-primary); margin-bottom: 4px; }
.calendar-suggestion .cal-time { font-weight: 700; color: var(--color-text-primary); margin-bottom: 8px; }
.calendar-suggestion .cal-cta { font-size: 0.85rem; color: var(--color-accent); }

.draft-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
}
.draft-card .draft-title { font-weight: 600; color: var(--color-text-primary); margin-bottom: 6px; }
.draft-card .draft-body { color: var(--color-text-secondary); margin-bottom: var(--space-sm); }
.draft-card .draft-actions { display: flex; gap: var(--space-sm); }

.cleanup-toggle {
    position: absolute;
    left: 50%;
    bottom: 14px;
    transform: translateX(-50%);
    z-index: 2;
    padding: 8px 14px;
    border-radius: 9999px;
    border: 1px solid var(--color-border);
    background: rgba(0,0,0,0.35);
    color: var(--color-text-primary);
    backdrop-filter: blur(10px);
    cursor: pointer;
}

@media (max-width: 768px) {
    .hero-inbox { height: 460px; }
}

.dashboard-mockup {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(20px);
}

.mockup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    background: var(--color-surface-elevated);
    border-bottom: 1px solid var(--color-border);
}

.header-controls {
    display: flex;
    gap: var(--space-sm);
}

.control-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control-dot.red { background: var(--color-error); }
.control-dot.yellow { background: var(--color-warning); }
.control-dot.green { background: var(--color-success); }

.header-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.dashboard-content {
    display: flex;
    height: 400px;
}

.sidebar {
    width: 200px;
    background: var(--color-bg-secondary);
    padding: var(--space-md);
    border-right: 1px solid var(--color-border);
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    cursor: pointer;
    transition: all 0.2s var(--ease-out-quart);
}

.sidebar-item.active {
    background: var(--color-accent);
    color: white;
}

.sidebar-item:hover:not(.active) {
    background: var(--color-surface);
}

.main-content {
    flex: 1;
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.email-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all 0.2s var(--ease-out-quart);
}

.email-card:hover {
    border-color: var(--color-accent);
    background: var(--color-surface-elevated);
}

.email-card.priority-high {
    border-left: 4px solid var(--color-error);
}

.email-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xs);
}

.email-priority,
.email-category {
    font-size: 0.75rem;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.email-priority {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

.email-category {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
}

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

.email-subject {
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-xs);
}

.email-preview {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.ai-assistant-popup {
    position: absolute;
    bottom: var(--space-md);
    right: var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    width: 280px;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
}

.assistant-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.ai-avatar {
    font-size: 1.5rem;
}

.typing-indicator {
    display: flex;
    gap: 2px;
    margin-left: auto;
}

.typing-indicator span {
    width: 4px;
    height: 4px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: typing 1.4s ease-in-out infinite both;
}

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
    0%, 80%, 100% { transform: scale(0); opacity: 0.5; }
    40% { transform: scale(1); opacity: 1; }
}

.assistant-message {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.4;
}

/* Features Section */
.features {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-secondary);
}

.features-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-4xl);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-2xl);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    position: relative;
    overflow: hidden;
}

.badge-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59,130,246,0.1), transparent);
    animation: badge-glow 3s ease-in-out infinite;
}

@keyframes badge-glow {
    0% { left: -100%; }
    50% { left: 100%; }
    100% { left: 100%; }
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
    font-family: var(--font-family-display);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.features-showcase {
    margin-bottom: var(--space-4xl);
}

.feature-tabs {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
}

.tab-button {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: transparent;
    border: none;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: background-color 0.3s var(--ease-out-quart), color 0.3s var(--ease-out-quart);
    font-weight: 500;
    flex: 1 1 220px;
    justify-content: center;
    text-align: center;
}

.tab-button.active {
    background: var(--gradient-accent);
    color: white;
}

.tab-button:hover:not(.active) {
    background: var(--color-surface-elevated);
    color: var(--color-text-primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.feature-demo {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.demo-visual {
    position: relative;
}

.inbox-simulation,
.calendar-ai,
.draft-generator {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg, 0 18px 40px -24px rgba(15, 23, 42, 0.45));
}

.calendar-ai {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    backdrop-filter: blur(8px);
}

.email-flow {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    align-items: center;
}

.incoming-email {
    background: var(--gradient-accent);
    color: white;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
}

.ai-processing {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-secondary);
}

.processing-indicator {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.sorted-categories {
    display: flex;
    gap: var(--space-sm);
}

.category {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
}

.category.urgent {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

.category.work {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
}

.category.personal {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-sm);
}

.time-slot {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 500;
    box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.08);
}

.time-slot.available {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.time-slot.busy {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}

.time-slot.suggested {
    background: var(--gradient-accent);
    color: white;
    border: 1px solid var(--color-accent);
}

.ai-suggestion {
    margin-top: var(--space-lg);
    padding: var(--space-lg);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(59, 130, 246, 0));
    border-radius: var(--radius-lg);
    border: 1px solid rgba(59, 130, 246, 0.25);
    font-style: italic;
    color: var(--color-text-secondary);
    text-align: center;
    line-height: 1.6;
}

.input-prompt {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    font-family: monospace;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.ai-writing {
    height: 20px;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
}

.cursor-blink {
    animation: blink 1s infinite;
    font-weight: bold;
    color: var(--color-accent);
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.draft-generator {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.75), rgba(15, 23, 42, 0.55));
    border: 1px solid rgba(148, 163, 184, 0.2);
    color: var(--color-text-primary);
}

.generated-draft {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    box-shadow: inset 0 0 0 1px rgba(148, 163, 184, 0.12);
}

.generated-draft p {
    margin-bottom: var(--space-sm);
}

.feature-details h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--color-text-primary);
}

.feature-details p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.feature-benefits {
    list-style: none;
}

.feature-benefits li {
    padding: var(--space-sm) 0;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: var(--space-lg);
}

.feature-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.features-grid-secondary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.feature-card-modern {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s var(--ease-out-quart);
}

.feature-card-modern:hover {
    transform: translateY(-5px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity 0.3s var(--ease-out-quart);
}

.feature-card-modern:hover .card-glow {
    opacity: 0.05;
}

.feature-icon-modern {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    display: block;
}

/* Normalize Phosphor web components alignment */
.tab-icon ph-*,
.icon ph-*,
.feature-icon-modern ph-* {
    display: inline-block;
    vertical-align: middle;
}

.feature-card-modern h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--color-text-primary);
}

.feature-card-modern p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
    padding: var(--space-4xl) 0;
    background: var(--color-bg);
    position: relative;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-3xl);
    margin-top: var(--space-3xl);
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--gradient-accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 800;
    margin: 0 auto var(--space-xl);
    position: relative;
    box-shadow: var(--shadow-glow);
}

.step-number::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    background: var(--gradient-accent);
    border-radius: 50%;
    z-index: -1;
    opacity: 0.3;
    filter: blur(8px);
}

.step-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--color-text-primary);
    font-family: var(--font-family-display);
}

.step-content p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

/* Connect steps with lines on larger screens */
@media (min-width: 1024px) {
    .steps {
        grid-template-columns: repeat(3, 1fr);
        position: relative;
    }

    .step:not(:last-child)::after {
        content: '';
        position: absolute;
        top: 40px;
        right: -3rem;
        width: 6rem;
        height: 2px;
        background: linear-gradient(90deg, var(--color-accent), transparent);
        z-index: 1;
    }
}

/* Pricing Section */
.pricing {
    padding: var(--space-4xl) 0;
    background: var(--color-bg-secondary);
    position: relative;
}

.pricing .section-title {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s var(--ease-out-quart);
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
}

.pricing-card.featured {
    border: 2px solid var(--color-accent);
    transform: scale(1.05);
    background: linear-gradient(135deg, var(--color-surface) 0%, rgba(59, 130, 246, 0.05) 100%);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-card .badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-accent);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-2xl);
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--color-text-primary);
}

.pricing-card .price {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: var(--space-xl);
    font-family: var(--font-family-display);
}

.pricing-card .price span {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    font-weight: 400;
}

.features-list {
    list-style: none;
    margin-bottom: var(--space-2xl);
    text-align: left;
}

.features-list li {
    padding: var(--space-sm) 0;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: var(--space-xl);
    line-height: 1.6;
}

.features-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 700;
    font-size: 1.1rem;
}

.pricing-button {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s var(--ease-out-quart);
    border: none;
    position: relative;
    overflow: hidden;
}

.pricing-button.primary {
    background: var(--gradient-accent);
    color: white;
    box-shadow: var(--shadow-md);
}

.pricing-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.pricing-button.secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-border);
}

.pricing-button.secondary:hover {
    border-color: var(--color-accent);
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-accent);
}

/* CTA Section */
.cta-section {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--color-bg) 0%, rgba(59, 130, 246, 0.05) 50%, var(--color-bg) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-mesh);
    opacity: 0.1;
    pointer-events: none;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--space-lg);
    color: var(--color-text-primary);
    font-family: var(--font-family-display);
}

.cta-section p {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.cta-section .primary-button {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1.125rem;
    box-shadow: var(--shadow-xl);
}

.cta-section .primary-button.large {
    padding: var(--space-xl) var(--space-3xl);
    font-size: 1.25rem;
}

/* Footer */
.footer {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: var(--space-4xl) 0 var(--space-xl);
    position: relative;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.footer-logo-icon {
    flex-shrink: 0;
}

.footer-section h3 {
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Logo glare overlay */
.logo-shine {
    position: absolute;
    top: 0;
    height: 100%;
    width: 40%;
    left: -120%;
    background: linear-gradient(75deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.25) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-20deg);
    pointer-events: none;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: var(--color-text-primary);
}

.footer-section p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--space-sm);
}

.footer-section ul li a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.3s var(--ease-out-quart);
    position: relative;
}

.footer-section ul li a:hover {
    color: var(--color-accent);
}

.footer-section ul li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.3s var(--ease-out-quart);
}

.footer-section ul li a:hover::after {
    width: 100%;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Enhanced Visual Elements */
.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity 0.3s var(--ease-out-quart);
    z-index: -1;
}

.pricing-card:hover::before {
    opacity: 0.05;
}

.step::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: var(--gradient-accent);
    border-radius: 50%;
    opacity: 0.03;
    filter: blur(40px);
    z-index: -1;
}

/* Animation support classes */
.animate-in {
    opacity: 0;
    transform: translateY(30px);
}

.animate-in.visible {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s var(--ease-out-quart);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-badge {
        margin-top: 3rem;
    }

    .hero .container {
        flex-direction: column;
    }

    .hero-content {
        margin-bottom: var(--space-2xl);
    }

    .hero-visual {
        max-width: none;
        margin-left: 0;
        margin-top: var(--space-2xl);
        margin-bottom: var(--space-3xl);
    }

    /* Stack horizontal scroll cards vertically on tablets/mobile */
    .horizontal-scroll-wrapper {
        overflow: visible;
        padding-top: 0;
        padding-bottom: 0;
        margin-top: var(--space-2xl);
    }

    .horizontal-scroll-wrapper::after {
        display: none;
    }

    .horizontal-scroll-container {
        flex-direction: column;
        width: 100%;
        gap: var(--space-xl);
    }

    .feature-card-horizontal {
        min-width: 100%;
        max-width: 100%;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-container.nav-open .nav-links {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-lg);
        position: absolute;
        top: calc(100% + var(--space-md));
        right: var(--space-md);
        left: var(--space-md);
        background: var(--color-bg);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-xl);
        padding: var(--space-xl);
        box-shadow: var(--shadow-lg);
        z-index: 1000;
    }

    :root[data-theme="light"] .nav-container.nav-open .nav-links {
        background: rgba(255, 255, 255, 0.95);
    }

    .nav-container.nav-open .nav-links a,
    .nav-container.nav-open .nav-links button {
        width: 100%;
        text-align: left;
    }

    .nav-container.nav-open .nav-links button.cta-button {
        justify-content: flex-start;
    }
    
    .feature-demo {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        padding: var(--space-xl);
    }
    
    .feature-tabs {
        flex-direction: column;
        align-items: stretch;
    }

    .tab-button {
        width: 100%;
        flex: 1 1 100%;
        justify-content: flex-start;
        text-align: left;
    }

    .feature-demo .demo-visual {
        margin: 0 auto;
        width: 100%;
    }

    .feature-demo .feature-details {
        text-align: left;
    }

    .calendar-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .features-grid-secondary {
        grid-template-columns: 1fr;
    }
    
    .dashboard-content {
        flex-direction: column;
        height: auto;
    }
    
    .sidebar {
        width: 100%;
        display: flex;
        gap: var(--space-sm);
        padding: var(--space-sm);
    }
    
    .sidebar-item {
        margin-bottom: 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    .hero-inbox {
        height: 520px;
    }
    .feature-tabs {
        padding: var(--space-xs);
        gap: var(--space-xs);
    }
    .tab-button {
        padding: var(--space-md);
    }
    .feature-demo {
        padding: var(--space-lg);
    }
    .calendar-grid {
        grid-template-columns: 1fr;
    }
    .ai-suggestion {
        padding: var(--space-md);
    }

    .hero {
        padding: var(--space-2xl) 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .hero-testimonial {
        flex-direction: column;
    }

    /* Reduce gap between hero-content and hero-visual on mobile */
    .hero-content {
        margin-bottom: var(--space-lg);
    }

    .hero-visual {
        margin-top: var(--space-lg);
        margin-bottom: var(--space-4xl);
    }

    .ai-assistant-popup {
        position: static;
        width: 100%;
        margin-top: var(--space-md);
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles */
*:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --color-bg: #000000;
        --color-text-primary: #ffffff;
        --color-accent: #4da6ff;
    }
}

/* Print styles */
@media print {
    .bg-elements,
    .floating-orb,
    .mesh-gradient {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}
/* Why / In-Action Sections (reuse section styles) */
.why, .in-action {
    padding: var(--space-4xl) 0;
    overflow: visible;
}

/* Horizontal Scroll Feature Cards */
.horizontal-scroll-wrapper {
    overflow: hidden;
    margin-top: var(--space-3xl);
    position: relative;
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

.horizontal-scroll-wrapper::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 150px;
    background: linear-gradient(to left, var(--color-bg) 0%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}

:root[data-theme="light"] .horizontal-scroll-wrapper::after {
    background: linear-gradient(to left, var(--color-bg-secondary) 0%, transparent 100%);
}

.horizontal-scroll-container {
    display: flex;
    gap: var(--space-2xl);
    width: fit-content;
}

.feature-card-horizontal {
    min-width: 400px;
    max-width: 400px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    position: relative;
    overflow: hidden;
    transition: all 0.3s var(--ease-out-quart);
}

.feature-card-horizontal:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
}

.feature-card-horizontal .card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity 0.3s var(--ease-out-quart);
}

.feature-card-horizontal:hover .card-glow {
    opacity: 0.05;
}

.feature-card-horizontal .feature-icon-modern {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    display: block;
}

.feature-card-horizontal h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--color-text-primary);
}

.feature-card-horizontal p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: 1rem;
}

@media (max-width: 768px) {
    .horizontal-scroll-wrapper {
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        padding-bottom: var(--space-md);
    }

    .horizontal-scroll-wrapper::-webkit-scrollbar {
        height: 8px;
    }

    .horizontal-scroll-wrapper::-webkit-scrollbar-track {
        background: var(--color-surface);
        border-radius: var(--radius-lg);
    }

    .horizontal-scroll-wrapper::-webkit-scrollbar-thumb {
        background: var(--color-border);
        border-radius: var(--radius-lg);
    }

    .horizontal-scroll-wrapper::-webkit-scrollbar-thumb:hover {
        background: var(--color-accent);
    }

    .feature-card-horizontal {
        min-width: 320px;
        max-width: 320px;
        padding: var(--space-xl);
    }
}

.demo-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
}

.chat-bubbles {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.chat-bubble {
    max-width: 800px;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    line-height: 1.5;
    font-size: 0.95rem;
}

.chat-bubble.user {
    align-self: flex-start;
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
}

.chat-bubble.assistant {
    align-self: flex-start;
    background: rgba(59,130,246,0.08);
    border: 1px solid rgba(59,130,246,0.35);
}