/* ==================== CSS Variables ==================== */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-secondary: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
    --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --border-color: #334155;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar,
*::-webkit-scrollbar {
    width: 0;
    height: 0;
}
a {
    text-decoration: none;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-base), color var(--transition-base);
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.devmonix {
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
}

/* Theme Toggle */
.theme-toggle {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 1000;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 2rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
}

.theme-toggle:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.toggle-track {
    width: 4rem;
    height: 2rem;
    border-radius: 2rem;
    position: relative;
    background: var(--gradient-primary);
}

.toggle-thumb {
    position: absolute;
    top: 0.25rem;
    left: 0.25rem;
    width: 1.5rem;
    height: 1.5rem;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-bounce);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .toggle-thumb {
    transform: translateX(2rem);
}

.sun-icon {
    color: #f59e0b;
    transition: opacity var(--transition-base);
}

.moon-icon {
    color: #6366f1;
    position: absolute;
    opacity: 0;
    transition: opacity var(--transition-base);
}

[data-theme="dark"] .sun-icon {
    opacity: 0;
}

[data-theme="dark"] .moon-icon {
    opacity: 1;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

[data-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.8);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    font-family: 'Space Grotesk', sans-serif;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-base);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -0.25rem;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

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

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

.cta-button {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

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

/* Hero Section */
.hero {
    padding: 10rem 0 6rem;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease-out;
}

.badge-icon {
    font-size: 1.25rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-family: 'Space Grotesk', sans-serif;
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.primary-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
}

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

.primary-button.large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.secondary-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
}

.secondary-button:hover {
    background: var(--bg-tertiary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.special-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-secondary);
    color: #8b5cf6;
    border: 1px solid transparent;
    background:
        linear-gradient(var(--bg-secondary), var(--bg-secondary)) padding-box,
        linear-gradient(130deg, #a855f7, #6366f1, #0ea5e9, #a855f7) border-box;
    background-size: 100% 100%, 200% 200%;
    background-position: center, 0% 50%;
    padding: 0.5rem 1rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.25);
    position: relative;
    isolation: isolate;
    animation: glowPulse 4s ease-in-out infinite, gradientFlow 6s linear infinite;
}

.special-button:hover {
    background: var(--bg-tertiary);
    transform: translateY(-3px);
    box-shadow: 0 0 18px rgba(99, 102, 241, 0.45);
}

@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 12px rgba(99, 102, 241, 0.25);
    }
    50% {
        box-shadow: 0 0 22px rgba(168, 85, 247, 0.55);
    }
}

@keyframes gradientFlow {
    0% {
        background-position: center, 0% 50%;
    }
    50% {
        background-position: center, 100% 50%;
    }
    100% {
        background-position: center, 0% 50%;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-visual {
    position: relative;
    height: 400px;
    margin-top: 4rem;
}

.floating-card {
    position: absolute;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: float 3s ease-in-out infinite;
}

.floating-card.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 50%;
    right: 15%;
    animation-delay: 0.5s;
}

.floating-card.card-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 1s;
}

.floating-card.card-4 {
    bottom: 15%;
    left: 40%;
    animation-delay: 0.3s;
}
.floating-card.card-5 {
    bottom: 80%;
    left: 40%;
    animation-delay: 0.7s;
}

.floating-card.card-6 {
    bottom: 70%;
    left: 60%;
    animation-delay: 0.3s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@media (max-width: 768px) {
    .hero-visual {
        height: 220px;
        margin-top: 2rem;
    }

    /* .floating-card {
        display: none;
    } */

    .floating-card.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    }

    .floating-card.card-2 {
        top: 40%;
        right: 15%;
        animation-delay: 0.5s;
    }

    .floating-card.card-3 {
        bottom: 20%;
        left: 20%;
        animation-delay: 1s;
    }

    .floating-card.card-4 {
        bottom: 5%;
        left: 10%;
        animation-delay: 0.3s;
    }
    .floating-card.card-5 {
        bottom: 80%;
        left: 10%;
        animation-delay: 0.7s;
    }

    .floating-card.card-6 {
        bottom: 5%;
        left: 60%;
        animation-delay: 0s;
    }
}

.card-icon {
    font-size: 2rem;
}

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

.hero-gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: orbFloat 8s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--gradient-primary);
    top: -100px;
    right: -100px;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: var(--gradient-secondary);
    bottom: -50px;
    left: -50px;
    animation-delay: 2s;
}

@keyframes orbFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(30px, -30px) scale(1.1);
    }
}

.services {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.section-eyebrow {
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.15), transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::after {
    opacity: 1;
}

.service-icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 0.85rem;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow-lg);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    font-family: 'Space Grotesk', sans-serif;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.service-highlights {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    color: var(--text-tertiary);
    font-size: 0.95rem;
}

.service-highlights li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-highlights li::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    display: inline-block;
}

@media (max-width: 640px) {
    .service-card {
        padding: 1.5rem;
    }
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    font-family: 'Space Grotesk', sans-serif;
}

.section-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    cursor: pointer;
}

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

.feature-icon {
    width: 3rem;
    height: 3rem;
    background: var(--gradient-primary);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    transition: transform var(--transition-base);
}

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

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    font-family: 'Space Grotesk', sans-serif;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Stats Section */
.stats {
    padding: 6rem 0;
    background: var(--gradient-primary);
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    font-family: 'Space Grotesk', sans-serif;
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* CTA Section */
.cta-section {
    padding: 8rem 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    font-family: 'Space Grotesk', sans-serif;
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 300px;
}

.footer-description {
    color: var(--text-secondary);
    margin-top: 1rem;
    line-height: 1.7;
}

.footer-column h4 {
    font-weight: 700;
    margin-bottom: 1rem;
    font-family: 'Space Grotesk', sans-serif;
}

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

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.footer-social a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-social a:hover {
    color: var(--primary);
}

/* Chat Interface */
.chat-container {
    position: fixed;
    bottom: 6rem;
    right: 2rem;
    width: 400px;
    height: 600px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    box-shadow: var(--shadow-2xl);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: all var(--transition-base);
    z-index: 998;
    overflow: hidden;
}

.chat-container.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: all;
}

.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 1.5rem 1.5rem 0 0;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chat-avatar {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-header h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.chat-status {
    font-size: 0.875rem;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 0.5rem;
    height: 0.5rem;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.chat-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

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

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.message {
    display: flex;
    gap: 0.75rem;
    animation: messageSlideIn 0.3s ease-out;
}

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

.message-avatar {
    width: 2rem;
    height: 2rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.user-message .message-avatar {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.message-content {
    flex: 1;
    background: var(--bg-secondary);
    padding: 0.75rem 1rem;
    border-radius: 1rem 1rem 1rem 0.25rem;
}

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

.user-message .message-content {
    background: var(--gradient-primary);
    color: white;
    border-radius: 1rem 1rem 0.25rem 1rem;
}

.message-content p {
    margin: 0;
    line-height: 1.5;
}

.typing-indicator {
    display: flex;
    gap: 0.25rem;
    padding: 0.5rem 0;
}

.typing-dot {
    width: 0.5rem;
    height: 0.5rem;
    background: var(--text-tertiary);
    border-radius: 50%;
    animation: typingBounce 1.4s ease-in-out infinite;
}

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

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

@keyframes typingBounce {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-10px);
    }
}

.chat-input-container {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

.chat-suggestions {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.suggestion-chip {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.suggestion-chip:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}

.chat-input-wrapper {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.chat-input {
    flex: 1;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    font-size: 0.9375rem;
    color: var(--text-primary);
    transition: all var(--transition-base);
}

.chat-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.chat-send {
    background: var(--gradient-primary);
    border: none;
    color: white;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.chat-send:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

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

.chat-fab {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 4rem;
    height: 4rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
    z-index: 997;
}

.chat-fab:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-2xl);
}

.chat-fab.hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.8);
}

.chat-notification {
    position: absolute;
    top: 0;
    right: 0;
    width: 1.25rem;
    height: 1.25rem;
    background: var(--error);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: notificationPulse 2s ease-in-out infinite;
}

@keyframes notificationPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }
    50% {
        transform: scale(1.1);
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero {
        padding: 8rem 0 4rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .floating-card {
        padding: 1rem;
        font-size: 0.875rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
    
    .chat-container {
        width: calc(100% - 2rem);
        right: 1rem;
        bottom: 5rem;
        height: 500px;
    }
}