/* Pimes.ai - Supermodern Design System */

:root {
    /* Colors */
    --bg-color: #050507;
    --bg-secondary: #0a0a0f;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --accent-primary: #6366f1; /* Indigo */
    --accent-secondary: #a855f7; /* Purple */
    --accent-tertiary: #ec4899; /* Pink */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-highlight: rgba(255, 255, 255, 0.1);
    
    /* Gradients */
    --gradient-main: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    --gradient-text: linear-gradient(to right, #fff, #a0a0b0);
    --gradient-glow: radial-gradient(circle at center, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    
    /* Aurora Colors */
    --aurora-1: #6366f1;
    --aurora-2: #a855f7;
    --aurora-3: #ec4899;
    --aurora-4: #3b82f6;

    /* Typography */
    --font-main: 'Outfit', sans-serif;
    
    /* Spacing */
    --container-width: 1200px;
    --header-height: 80px;
    
    /* Animation */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    --bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.1;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff 20%, #a0a0b0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0; /* For animation */
    animation: fadeSlideUp 1s var(--bounce) forwards 0.2s;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: var(--gradient-main);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
    z-index: -1;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: var(--glass-bg);
    border-color: var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--glass-highlight);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.section-padding {
    padding: 8rem 0;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-medium);
    padding: 1.5rem 0;
}

header.scrolled {
    background: rgba(5, 5, 7, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    --glow-x: 50%;
    --glow-y: 50%;
}

.logo span {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 2;
}

.logo-image {
    height: 30px;
    width: auto;
    object-fit: contain;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 0 12px rgba(99, 102, 241, 0.8))
            drop-shadow(0 0 24px rgba(168, 85, 247, 0.6))
            drop-shadow(0 0 36px rgba(99, 102, 241, 0.4));
}

/* Cursor-following glow effect that covers the entire logo */
.logo::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    min-width: 200px;
    min-height: 100px;
    border-radius: 50%;
    background: radial-gradient(
        circle 80px at var(--glow-x, 50%) var(--glow-y, 50%),
        rgba(99, 102, 241, 0.9) 0%,
        rgba(168, 85, 247, 0.7) 15%,
        rgba(236, 72, 153, 0.5) 30%,
        rgba(99, 102, 241, 0.3) 45%,
        transparent 60%
    );
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
    z-index: 1;
    filter: blur(25px);
}

.logo:hover::before {
    opacity: 1;
}

.logo:hover .logo-image {
    transform: scale(1.05);
    filter: drop-shadow(0 0 16px rgba(99, 102, 241, 1))
            drop-shadow(0 0 32px rgba(168, 85, 247, 0.8))
            drop-shadow(0 0 48px rgba(236, 72, 153, 0.6))
            drop-shadow(0 0 64px rgba(99, 102, 241, 0.4));
}

.logo:hover span {
    text-shadow: 0 0 20px rgba(99, 102, 241, 0.6),
                 0 0 40px rgba(168, 85, 247, 0.4);
}

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

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    opacity: 0.8;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: var(--transition-fast);
}

.nav-links a:hover {
    opacity: 1;
    color: white;
}

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

.nav-links .btn:hover::after {
    display: none;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-height);
    padding-bottom: 2rem;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.3) 0%, rgba(5, 5, 7, 0.5) 100%);
}

/* Constellation Canvas */
.constellation-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.7;
}

/* Aurora Background Effect */
.hero-bg-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.1), transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(168, 85, 247, 0.1), transparent 40%),
        radial-gradient(circle at 20% 80%, rgba(236, 72, 153, 0.1), transparent 40%);
    filter: blur(60px);
    animation: auroraMove 20s infinite alternate;
    z-index: -1;
    opacity: 0.5;
}

@keyframes auroraMove {
    0% { transform: rotate(0deg) scale(1); }
    100% { transform: rotate(10deg) scale(1.1); }
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 1;
}

.hero-subtitle {
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.85rem;
    color: var(--accent-secondary);
    margin-bottom: 1.5rem;
    display: inline-block;
    font-weight: 600;
    padding: 0.5rem 1rem;
    background: rgba(168, 85, 247, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(168, 85, 247, 0.2);
    opacity: 0;
    animation: fadeSlideUp 0.8s var(--bounce) forwards;
}

.hero p {
    font-size: 1.25rem;
    max-width: 90%;
    opacity: 0;
    animation: fadeSlideUp 0.8s var(--bounce) forwards 0.4s;
}

.hero-cta {
    margin-top: 2rem;
    opacity: 0;
    animation: fadeSlideUp 0.8s var(--bounce) forwards 0.6s;
}

/* Services / Features */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    perspective: 1000px; /* For 3D tilt */
}

.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 3rem;
    border-radius: 24px;
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    transform: translateZ(0); /* Hardware accel */
    transition: transform 0.1s ease-out, border-color 0.3s ease; /* Fast transform for tilt */
}

/* Glow effect behind card on hover */
.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 24px;
    background: radial-gradient(800px circle at var(--mouse-x) var(--mouse-y), rgba(255,255,255,0.06), transparent 40%);
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
    z-index: 1;
}

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

.card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.card-content {
    position: relative;
    z-index: 2;
    transform: translateZ(20px); /* Pop out effect */
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.02));
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    color: var(--accent-primary);
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px -10px rgba(0,0,0,0.5);
    transform: translateZ(30px);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    transform: translateZ(25px);
}

.card p {
    transform: translateZ(20px);
    margin-bottom: 0;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 1.5rem;
}

.about-visual {
    height: 500px;
    background: var(--glass-bg);
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-visual i {
    font-size: 10rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 40px rgba(99, 102, 241, 0.3));
    animation: float 6s ease-in-out infinite;
}

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

/* Contact Section */
.contact-wrapper {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--glass-bg) 0%, rgba(10,10,15,0) 100%);
    padding: 5rem;
    border-radius: 40px;
    border: 1px solid var(--glass-border);
    position: relative;
}

.contact-wrapper::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
}

.form-group {
    margin-bottom: 1rem;
}

input, textarea {
    width: 100%;
    padding: 1.2rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: white;
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition-fast);
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.05);
}

/* Footer */
footer {
    border-top: 1px solid var(--glass-border);
    padding: 4rem 0 2rem;
    margin-top: 6rem;
    background: linear-gradient(to top, #000, transparent);
}

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

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

.footer-brand .logo {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.footer-brand p {
    margin-top: 1rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--gradient-main);
    border-color: transparent;
    color: white;
    transform: translateY(-3px);
}

.link-group h5 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
}

.link-group ul {
    list-style: none;
}

.link-group li {
    margin-bottom: 0.8rem;
}

.link-group a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    position: relative;
    transition: color 0.2s ease;
}

.link-group a:hover {
    color: var(--text-primary);
}

.copyright {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
}

.copyright p {
    margin: 0;
}

/* Animations Classes */
@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    opacity: 0;
    /* Animation is handled by JS adding a class or inline styles usually, 
       but here we define the base state. 
       We will use a class 'animate' to trigger it. */
}

.fade-in-up.animate {
    animation: fadeSlideUp 0.8s var(--bounce) forwards;
}

/* Stagger delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }

/* Language Selector - Dropdown Style */
.language-selector-wrapper {
    display: flex;
    align-items: center;
}

.language-selector {
    position: relative;
}

.lang-current {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    min-width: 90px;
    justify-content: space-between;
}

.lang-current:hover {
    background: var(--glass-highlight);
    border-color: rgba(255, 255, 255, 0.2);
}

.lang-text {
    letter-spacing: 0.05em;
}

.lang-arrow {
    transition: transform 0.3s var(--bounce);
    opacity: 0.7;
}

.language-selector.open .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 140px;
    background: rgba(10, 10, 15, 0.95);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s var(--bounce);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.language-selector.open .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    width: 100%;
    padding: 0.7rem 1rem;
    background: transparent;
    border: none;
    border-radius: 10px;
    color: var(--text-secondary);
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
    display: block;
}

.lang-option:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
}

.lang-option.active {
    background: var(--gradient-main);
    color: white;
    font-weight: 600;
}

.lang-option.active:hover {
    background: var(--gradient-main);
}

/* Hamburger Menu Button */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1002;
    transition: transform 0.3s ease;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Side Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--glass-border);
    z-index: 1002;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.mobile-menu.open {
    right: 0;
}

.mobile-menu-content {
    padding: 6rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-nav-links li a {
    display: block;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.mobile-nav-links li a:hover {
    background: var(--glass-highlight);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(-5px);
}

/* Mobile Language Selector */
.mobile-language-selector {
    padding: 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

.mobile-language-selector h4 {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.mobile-lang-options {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-lang-option {
    width: 100%;
    padding: 0.9rem 1.2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-secondary);
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
}

.mobile-lang-option:hover {
    background: var(--glass-highlight);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

.mobile-lang-option.active {
    background: var(--gradient-main);
    border-color: transparent;
    color: white;
    font-weight: 600;
}

.mobile-cta {
    width: 100%;
    text-align: center;
    margin-top: 1rem;
}

/* Mobile Overlay */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Chat Interface */
.chat-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.api-key-wrapper {
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.api-key-wrapper i {
    color: var(--accent-primary);
}

.api-key-input {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    width: 100%;
    font-size: 0.9rem;
    padding: 0;
}

.api-key-input:focus {
    outline: none;
    background: transparent;
}

/* Voice Response Toggle */
.voice-toggle-wrapper {
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--glass-border);
}

.voice-toggle-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
}

.voice-toggle-label i {
    color: var(--accent-primary);
    font-size: 1.1rem;
}

.toggle-switch {
    margin-left: auto;
    position: relative;
    width: 50px;
    height: 26px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    border-radius: 34px;
    transition: all 0.3s ease;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--text-secondary);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--gradient-main);
    border-color: transparent;
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
    background: white;
}

.toggle-slider:hover {
    background: rgba(255, 255, 255, 0.15);
}

.chat-window {
    height: 400px;
    overflow-y: auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    scroll-behavior: smooth;
}

.message {
    display: flex;
    align-items: flex-start;
    max-width: 80%;
}

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

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

.message-content {
    padding: 1rem 1.5rem;
    border-radius: 18px;
    font-size: 1rem;
    line-height: 1.5;
    position: relative;
}

.message.user .message-content {
    background: var(--gradient-main);
    color: white;
    border-bottom-right-radius: 4px;
}

.message.ai .message-content {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    border-bottom-left-radius: 4px;
}

.chat-input-area {
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--glass-border);
    display: flex;
    gap: 1rem;
    align-items: center;
}

#chat-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 1rem 1.5rem;
    color: white;
    transition: all 0.3s ease;
}

#chat-input:focus {
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
}

#chat-send-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-main);
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

#chat-send-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

#chat-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

#voice-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

#voice-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

#voice-btn.recording {
    background: #ef4444;
    border-color: #ef4444;
    color: white;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
}

.typing-indicator {
    display: flex;
    gap: 5px;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    width: fit-content;
}

.typing-dot {
    width: 6px;
    height: 6px;
    background: var(--text-secondary);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out both;
}

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

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

/* Mobile Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.8rem;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        display: none; 
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .section-padding {
        padding: 5rem 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        padding: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-brand {
        max-width: 100%;
    }
    
    /* Chat Interface Mobile */
    .chat-window {
        height: 300px;
        padding: 1rem;
    }
    
    #chat-send-btn,
    #voice-btn {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
    
    .chat-input-area {
        padding: 1rem;
    }
}