:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #10b981;
    --accent: #f59e0b;
    --accent-dark: #d97706;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --glass: rgba(255, 255, 255, 0.1);
    --glass-dark: rgba(0, 0, 0, 0.2);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --glow: 0 0 20px rgba(99, 102, 241, 0.3);
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.section.dark {
    background: linear-gradient(135deg, var(--dark) 0%, #1e293b 100%);
    color: var(--light);
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 2px;
}

.dark .section-title {
    background: linear-gradient(135deg, #ffffff 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: 1.2rem;
    text-align: center;
    color: var(--gray);
    max-width: 700px;
    margin: 30px auto 60px;
    line-height: 1.7;
}

.dark .section-subtitle {
    color: var(--gray-light);
}


/* Анимированный робот */

.floating-robot {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 999;
    animation: floatRobot 6s ease-in-out infinite;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.2));
}

@keyframes floatRobot {
    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

.robot-container {
    width: 80px;
    height: 80px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(99, 102, 241, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.robot-container::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--primary), var(--secondary), var(--primary));
    z-index: -1;
    border-radius: 22px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.robot-container:hover {
    transform: scale(1.1) rotate(5deg);
    background: rgba(99, 102, 241, 0.2);
    box-shadow: var(--glow);
}

.robot-container:hover::before {
    opacity: 1;
}

.robot {
    width: 40px;
    height: 60px;
    position: relative;
}

.robot-head {
    width: 40px;
    height: 20px;
    background: var(--primary);
    border-radius: 10px 10px 5px 5px;
    position: relative;
    overflow: hidden;
}

.robot-head::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
}

.robot-face {
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 10px;
}

.robot-eye {
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 0;
    animation: blink 3s infinite;
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

.robot-eye.left {
    left: 5px;
}

.robot-eye.right {
    right: 5px;
}

.robot-mouth {
    width: 12px;
    height: 3px;
    background: white;
    border-radius: 2px;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    animation: talk 2s infinite;
}

.robot-body {
    width: 40px;
    height: 40px;
    background: var(--primary-dark);
    border-radius: 5px;
    position: relative;
    margin-top: -2px;
    overflow: hidden;
}

.robot-body::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: rgba(255, 255, 255, 0.2);
}

.robot-arm {
    width: 8px;
    height: 20px;
    background: var(--primary-dark);
    border-radius: 4px;
    position: absolute;
    top: 5px;
    animation: waveArm 4s infinite;
}

.robot-arm.left {
    left: -10px;
    transform-origin: top center;
    animation-delay: 0.5s;
}

.robot-arm.right {
    right: -10px;
    transform-origin: top center;
    animation-delay: 1s;
}

.robot-body-main {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.robot-screen {
    font-size: 1.5rem;
    animation: screenGlow 3s infinite;
    filter: drop-shadow(0 0 5px rgba(99, 102, 241, 0.5));
}

@keyframes blink {
    0%,
    45%,
    55%,
    100% {
        height: 6px;
        width: 6px;
    }
    50% {
        height: 1px;
        width: 8px;
    }
}

@keyframes talk {
    0%,
    40%,
    60%,
    100% {
        width: 12px;
    }
    50% {
        width: 20px;
        height: 4px;
    }
}

@keyframes waveArm {
    0%,
    100% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-15deg);
    }
    75% {
        transform: rotate(15deg);
    }
}

@keyframes screenGlow {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.1);
    }
}


/* Языковой переключатель */

.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 8px 16px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow);
}

.language-switcher:hover {
    background: rgba(15, 23, 42, 0.9);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.language-current {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
    font-weight: 500;
}

.language-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: none;
    min-width: 160px;
    overflow: hidden;
    z-index: 1002;
    animation: dropdownFade 0.2s ease-out;
}

.language-dropdown.open {
    display: block;
}

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

.language-switcher:hover .language-dropdown {
    display: block;
}

.language-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--dark);
    transition: all 0.2s ease;
    text-decoration: none;
}

.language-option:hover {
    background-color: #f1f5f9;
    padding-left: 20px;
}

.lang-flag {
    font-size: 1.2rem;
}

.lang-name {
    font-weight: 500;
}


/* Кнопка скачать демо */

.download-demo-btn {
    position: fixed;
    top: 20px;
    right: 100px;
    z-index: 1001;
}

.btn-download {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-family: 'Space Grotesk', sans-serif;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-download::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: left 0.6s ease;
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

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

.download-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: none;
    min-width: 250px;
    overflow: hidden;
    z-index: 1002;
    animation: dropdownFade 0.2s ease-out;
}

.download-dropdown.open {
    display: block;
}

.download-demo-btn:hover .download-dropdown {
    display: block;
}

.download-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    color: var(--dark);
    text-decoration: none;
    transition: all 0.2s ease;
    border-bottom: 1px solid #e2e8f0;
}

.download-option:last-child {
    border-bottom: none;
}

.download-option:hover {
    background-color: #f1f5f9;
    padding-left: 25px;
}

.download-option i {
    font-size: 1.2rem;
    color: var(--primary);
}

.download-option span:first-of-type {
    flex: 1;
    font-weight: 500;
}

.file-size {
    color: var(--gray);
    font-size: 0.9rem;
    opacity: 0.8;
}

.download-note {
    padding: 12px 20px;
    background: #f8fafc;
    color: var(--gray);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
    border-top: 1px solid #e2e8f0;
}

.download-note i {
    color: var(--accent);
}


/* Навигация */

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 10px 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--dark);
    font-family: 'Space Grotesk', sans-serif;
    z-index: 1001;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.animated-logo {
    margin-right: 12px;
    position: relative;
}

.logo-robot {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 10px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.logo-robot::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: rgba(255, 255, 255, 0.3);
}

.logo-eye {
    width: 4px;
    height: 4px;
    background: white;
    border-radius: 50%;
    margin: 0 3px;
    animation: logoBlink 4s infinite;
    box-shadow: 0 0 3px rgba(255, 255, 255, 0.8);
}

@keyframes logoBlink {
    0%,
    45%,
    55%,
    100% {
        height: 4px;
        width: 4px;
    }
    50% {
        height: 1px;
        width: 6px;
    }
}

.logo-text {
    position: relative;
}

.logo-ai {
    color: var(--primary);
    position: relative;
}

.logo-ai::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), transparent);
    border-radius: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
    font-size: 0.95rem;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 1px;
}

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

.nav-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white !important;
    padding: 10px 22px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    margin-left: 10px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.nav-cta::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: left 0.6s ease;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.nav-cta:hover::before {
    left: 100%;
}

.nav-cta::after {
    display: none;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
    z-index: 1001;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.menu-toggle:hover {
    background: #f1f5f9;
}


/* Hero Section */

.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%), radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.1) 0%, transparent 50%), radial-gradient(circle at 40% 80%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
    filter: brightness(0.5);
}

.hero-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.7) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 900px;
    padding: 0 20px;
    animation: fadeInUp 0.8s ease-out;
}

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

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.1;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero-title-line {
    display: block;
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 48px;
    color: #e2e8f0;
    line-height: 1.6;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 80px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    gap: 10px;
    font-family: 'Space Grotesk', sans-serif;
    position: relative;
    overflow: hidden;
}

.btn::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: left 0.6s ease;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.1);
}

.btn-demo {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-demo:hover {
    background: linear-gradient(135deg, var(--accent-dark) 0%, #b45309 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
    padding: 25px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-width: 160px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.stat:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.stat:hover::before {
    transform: translateX(0);
}

.stat-number {
    display: block;
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--primary);
    font-family: 'Space Grotesk', sans-serif;
    margin-bottom: 8px;
    text-shadow: 0 2px 10px rgba(99, 102, 241, 0.3);
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-light);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 1.5rem;
    animation: bounce 2s infinite;
    cursor: pointer;
    z-index: 2;
}

.scroll-indicator:hover {
    color: var(--primary);
}

@keyframes bounce {
    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}


/* Problem Section */

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.problem-card {
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 48px 32px;
    border-radius: 24px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.problem-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
}

.problem-card:hover::before {
    transform: translateX(0);
}

.problem-icon {
    font-size: 4rem;
    margin-bottom: 24px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

.problem-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    font-family: 'Space Grotesk', sans-serif;
    color: white;
}

.problem-card p {
    color: var(--gray-light);
    line-height: 1.7;
}


/* Solution Steps */

.solution-steps {
    max-width: 1000px;
    margin: 0 auto 80px;
}

.step {
    display: flex;
    align-items: center;
    margin-bottom: 80px;
    gap: 60px;
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.step:nth-child(even) {
    flex-direction: row-reverse;
}

.step-number {
    font-size: 4.5rem;
    font-weight: 900;
    color: var(--primary);
    min-width: 100px;
    font-family: 'Space Grotesk', sans-serif;
    opacity: 0.8;
    text-shadow: 2px 2px 0 rgba(99, 102, 241, 0.1);
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 2rem;
    margin-bottom: 16px;
    color: var(--dark);
    font-family: 'Space Grotesk', sans-serif;
    position: relative;
    display: inline-block;
}

.step-content h3::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 1.5px;
}

.step-content p {
    color: var(--gray);
    line-height: 1.7;
    font-size: 1.1rem;
}

.step-visual {
    width: 280px;
    height: 200px;
    border-radius: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.select-visual::before {
    content: "👨 🦸 👽 🎭";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3.5rem;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.3));
}

.connect-visual {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    box-shadow: 0 10px 30px rgba(240, 147, 251, 0.3);
}

.connect-visual::before {
    content: "🌍 ↔️ 🌎";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3.5rem;
    animation: float 3s ease-in-out infinite 0.5s;
    filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.3));
}

.chat-visual {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.3);
}

.chat-visual::before {
    content: "💬 🎭 → 🤖";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    animation: float 3s ease-in-out infinite 1s;
    filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.3));
}

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


/* Demo Section */

.demo-container {
    background: white;
    border-radius: 24px;
    padding: 48px;
    box-shadow: var(--shadow-lg);
    margin-top: 80px;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.demo-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.demo-container h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 48px;
    color: var(--dark);
    font-family: 'Space Grotesk', sans-serif;
    position: relative;
}

.demo-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.demo-user {
    flex: 1;
    min-width: 280px;
    text-align: center;
    position: relative;
}

.demo-user::before {
    content: '👤';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 1.5rem;
    opacity: 0.3;
}

.demo-user:nth-child(3)::before {
    content: '🤖';
    right: 20px;
    left: auto;
}

.demo-avatar {
    font-size: 6rem;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.demo-avatar::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.demo-avatar:hover {
    transform: scale(1.05) rotate(5deg);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.4);
}

.demo-avatar:hover::after {
    opacity: 1;
}

.demo-name {
    font-weight: 600;
    margin-bottom: 24px;
    font-size: 1.3rem;
    color: var(--dark);
    min-height: 2.5em;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 10px;
}

.demo-btn {
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: 'Space Grotesk', sans-serif;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    width: 100%;
    max-width: 200px;
    position: relative;
    overflow: hidden;
}

.demo-btn::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: left 0.6s ease;
}

.demo-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

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

.demo-vs {
    display: flex;
    align-items: center;
    justify-content: center;
}

.vs-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.4rem;
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 12px 35px rgba(99, 102, 241, 0.4);
    }
}

.demo-status {
    text-align: center;
    margin-top: 40px;
    padding: 24px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.demo-status::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.demo-status p {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 1.1rem;
    color: var(--gray);
    flex-wrap: wrap;
}

.demo-status .fa-sync-alt {
    color: var(--primary);
}


/* Technology Section */

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.tech-card {
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 48px 32px;
    border-radius: 24px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.tech-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
}

.tech-card:hover::before {
    transform: translateX(0);
}

.tech-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 24px;
    display: inline-block;
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%,
    100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.tech-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    font-family: 'Space Grotesk', sans-serif;
    color: white;
}

.tech-card p {
    color: var(--gray-light);
    line-height: 1.7;
}


/* Market Visualization */

.market-viz {
    position: relative;
    height: 450px;
    margin: 80px auto;
    max-width: 850px;
}

.market-circle {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px;
    color: white;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    z-index: 1;
}

.market-circle:hover {
    transform: scale(1.1);
    z-index: 2;
}

#market1 {
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    top: 10%;
    left: 10%;
    animation: circleFloat 6s ease-in-out infinite;
}

#market2 {
    background: linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
    top: 10%;
    right: 10%;
    animation: circleFloat 6s ease-in-out infinite 0.5s;
}

#market3 {
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    bottom: 10%;
    left: 50%;
    transform: translateX(-50%);
    animation: circleFloat 6s ease-in-out infinite 1s;
}

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

.market-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: white;
    color: var(--dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: var(--shadow-lg);
    z-index: 3;
    border: 2px solid #e2e8f0;
    animation: pulse 4s infinite;
}

.market-center h3 {
    font-size: 1.8rem;
    margin-bottom: 12px;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--primary);
}

.market-size {
    font-size: 1.5rem;
    font-weight: 800;
    margin-top: 8px;
    font-family: 'Space Grotesk', sans-serif;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.market-circle h4 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    font-family: 'Space Grotesk', sans-serif;
}


/* Monetization */

.monetization {
    margin-top: 100px;
}

.monetization h3 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 60px;
    color: var(--dark);
    font-family: 'Space Grotesk', sans-serif;
}

.monetization-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.monetization-card {
    background: white;
    border-radius: 20px;
    padding: 40px 32px;
    box-shadow: var(--shadow);
    border: 1px solid #e2e8f0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.monetization-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.monetization-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.monetization-card:hover::before {
    transform: translateX(0);
}

.monetization-card h4 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--primary);
    font-family: 'Space Grotesk', sans-serif;
}

.monetization-card p {
    color: var(--gray);
    line-height: 1.7;
}


/* Roadmap */

.roadmap-timeline {
    max-width: 850px;
    margin: 80px auto 0;
    position: relative;
}

.roadmap-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.3);
}

.roadmap-item {
    display: flex;
    margin-bottom: 60px;
    position: relative;
    animation: slideInRight 0.6s ease-out;
    animation-fill-mode: both;
}

.roadmap-item:nth-child(1) {
    animation-delay: 0.1s;
}

.roadmap-item:nth-child(2) {
    animation-delay: 0.2s;
}

.roadmap-item:nth-child(3) {
    animation-delay: 0.3s;
}

.roadmap-item:nth-child(4) {
    animation-delay: 0.4s;
}

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

.roadmap-date {
    min-width: 140px;
    font-weight: 800;
    font-size: 1.3rem;
    color: var(--primary);
    padding-top: 8px;
    font-family: 'Space Grotesk', sans-serif;
    text-shadow: 0 2px 10px rgba(99, 102, 241, 0.2);
}

.roadmap-content {
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 32px 40px;
    border-radius: 20px;
    margin-left: 40px;
    flex: 1;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.roadmap-content:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(5px);
}

.roadmap-content h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: white;
    font-family: 'Space Grotesk', sans-serif;
}

.roadmap-item::before {
    content: '';
    position: absolute;
    left: 23px;
    top: 20px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border: 4px solid var(--dark);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2), 0 0 20px rgba(99, 102, 241, 0.5);
    animation: pulse 2s infinite;
}


/* Team Section */

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.team-card {
    text-align: center;
    background: white;
    border-radius: 24px;
    padding: 48px 32px;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.team-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.team-card:hover::before {
    transform: translateX(0);
}

.team-photo {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    margin: 0 auto 32px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    border: 4px solid white;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.team-photo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(16, 185, 129, 0.1));
    border-radius: 50%;
}

.team-role {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 20px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.1rem;
}

.team-bio {
    color: var(--gray);
    margin-bottom: 24px;
    line-height: 1.7;
}

.team-social {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.team-social a {
    color: var(--dark);
    font-size: 1.3rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f1f5f9;
    text-decoration: none;
}

.team-social a:hover {
    color: white;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}


/* CTA Section */

.cta-section {
    padding: 80px 0;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 32px;
    padding: 80px 60px;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.cta-title {
    font-size: 2.8rem;
    margin-bottom: 24px;
    font-family: 'Space Grotesk', sans-serif;
    position: relative;
    z-index: 1;
}

.cta-text {
    font-size: 1.3rem;
    margin-bottom: 48px;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.cta-features {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 1.2rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 16px 24px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.cta-feature:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(5px);
}

.cta-feature i {
    color: var(--secondary);
}


/* Investor Form */

.investor-form {
    background: white;
    border-radius: 24px;
    padding: 48px;
    color: var(--dark);
    max-width: 700px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
}

.investor-form h3 {
    margin-bottom: 40px;
    font-size: 1.8rem;
    color: var(--dark);
    font-family: 'Space Grotesk', sans-serif;
    text-align: center;
}

.form-group {
    margin-bottom: 24px;
    position: relative;
}

.form-group input {
    width: 100%;
    padding: 18px 24px;
    border-radius: 12px;
    border: 2px solid #e2e8f0;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1), 0 5px 20px rgba(99, 102, 241, 0.1);
}

.form-note {
    margin-top: 24px;
    color: var(--gray);
    font-size: 0.95rem;
    text-align: center;
}


/* Download Section */

.download-section {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.1) 0%, transparent 50%), radial-gradient(circle at 80% 70%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
}

.download-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 60px;
    position: relative;
    z-index: 1;
}

.download-card {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.download-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.download-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
}

.download-card:hover::before {
    transform: translateX(0);
}

.download-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 20px;
    display: inline-block;
    animation: iconFloat 3s ease-in-out infinite;
}

.download-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    font-family: 'Space Grotesk', sans-serif;
    color: white;
}

.download-size {
    color: var(--gray-light);
    margin-bottom: 20px;
    font-size: 0.9rem;
    opacity: 0.8;
}

.download-features {
    list-style: none;
    margin: 25px 0;
    text-align: left;
}

.download-features li {
    padding: 8px 0;
    color: var(--gray-light);
    position: relative;
    padding-left: 25px;
    font-size: 0.95rem;
}

.download-features li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: bold;
}

.download-platform {
    width: 100%;
    margin-top: 20px;
    padding: 16px;
    font-size: 1rem;
}

.download-note-box {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 12px;
    padding: 20px;
    margin-top: 40px;
    display: flex;
    align-items: center;
    gap: 15px;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
}

.download-note-box i {
    color: var(--secondary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.download-note-box p {
    color: var(--gray-light);
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}


/* Footer */

.footer {
    background: var(--dark);
    color: white;
    padding: 80px 0 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.footer-content {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 24px;
    color: white;
    font-family: 'Space Grotesk', sans-serif;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-logo:hover {
    transform: scale(1.05);
}

.footer-logo .logo-robot {
    margin-right: 12px;
    width: 40px;
    height: 40px;
}

.footer-tagline {
    font-size: 1.2rem;
    color: var(--gray-light);
    margin-bottom: 40px;
    opacity: 0.9;
}

.footer-contact p {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--gray-light);
}

.footer-contact p i {
    color: var(--primary);
}

.footer-legal {
    font-size: 0.95rem;
    color: var(--gray);
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-legal a {
    color: var(--gray-light);
    text-decoration: none;
    transition: color 0.3s ease;
    margin: 0 10px;
}

.footer-legal a:hover {
    color: white;
}


/* =================== RESPONSIVE DESIGN =================== */


/* Tablet (992px and below) */

@media (max-width: 992px) {
    .hero-title {
        font-size: 3.5rem;
    }
    .section-title {
        font-size: 2.5rem;
    }
    .step {
        flex-direction: column !important;
        text-align: center;
        padding: 32px;
        gap: 30px;
    }
    .step-visual {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }
    .market-viz {
        height: 350px;
    }
    .market-circle {
        width: 160px;
        height: 160px;
        font-size: 0.9rem;
    }
    .market-center {
        width: 180px;
        height: 180px;
    }
    .cta-box {
        padding: 60px 40px;
    }
    .cta-title {
        font-size: 2.4rem;
    }
}


/* Mobile Navigation (768px and below) */

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        height: 100vh;
        background: white;
        flex-direction: column;
        padding: 100px 30px 30px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        z-index: 1000;
        gap: 20px;
        justify-content: flex-start;
    }
    .nav-menu.active {
        left: 0;
    }
    .nav-menu li {
        width: 100%;
        text-align: left;
    }
    .nav-menu a {
        display: block;
        padding: 15px 0;
        font-size: 1.1rem;
        width: 100%;
    }
    .nav-menu a::after {
        bottom: 10px;
    }
    .nav-cta {
        margin-left: 0;
        margin-top: 20px;
        width: 100%;
        text-align: center;
        display: block;
    }
    .menu-toggle {
        display: flex;
        position: relative;
        z-index: 1001;
    }
    .language-switcher {
        top: 15px;
        right: 15px;
        padding: 6px 12px;
    }
    .download-demo-btn {
        right: 80px;
        top: 15px;
    }
    .btn-download {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    .download-dropdown {
        min-width: 200px;
    }
    .download-options {
        grid-template-columns: 1fr;
    }
    .hero-title {
        font-size: 2.8rem;
    }
    .hero-subtitle {
        font-size: 1.2rem;
        padding: 0 10px;
    }
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    .btn {
        width: 100%;
        max-width: 300px;
    }
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    .stat {
        min-width: 200px;
    }
    .market-viz {
        display: none;
    }
    .monetization h3,
    .demo-container h3 {
        font-size: 1.8rem;
    }
    .cta-box {
        padding: 48px 32px;
    }
    .cta-title {
        font-size: 2.2rem;
    }
    .section {
        padding: 70px 0;
    }
    .floating-robot {
        bottom: 20px;
        left: 20px;
        width: 60px;
        height: 60px;
    }
    .robot-container {
        width: 60px;
        height: 60px;
    }
}


/* Small Mobile (576px and below) */

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.2rem;
    }
    .hero-title-line {
        display: inline;
    }
    .hero-title-line:first-child::after {
        content: ' ';
    }
    .section-title {
        font-size: 2rem;
        padding: 0 10px;
    }
    .section-subtitle {
        font-size: 1rem;
        padding: 0 15px;
    }
    .step {
        margin-bottom: 40px;
        padding: 25px 20px;
    }
    .step-number {
        font-size: 3.5rem;
        min-width: 60px;
    }
    .step-content h3 {
        font-size: 1.5rem;
    }
    .demo-box {
        flex-direction: column;
        gap: 30px;
    }
    .demo-user {
        width: 100%;
    }
    .demo-btn {
        max-width: 100%;
    }
    .investor-form {
        padding: 32px 24px;
    }
    .cta-title {
        font-size: 1.8rem;
    }
    .cta-text {
        font-size: 1.1rem;
    }
    .cta-feature {
        font-size: 1rem;
        padding: 12px 16px;
        text-align: left;
    }
    .team-card,
    .tech-card,
    .problem-card,
    .monetization-card {
        padding: 30px 20px;
    }
    .roadmap-item {
        flex-direction: column;
        gap: 15px;
    }
    .roadmap-date {
        min-width: auto;
        text-align: left;
        width: 100%;
        padding: 0;
    }
    .roadmap-content {
        margin-left: 0;
        padding: 25px;
    }
    .roadmap-timeline::before {
        left: 15px;
    }
    .roadmap-item::before {
        left: 8px;
        top: 5px;
    }
    .footer {
        padding: 60px 0 30px;
    }
    .footer-logo {
        font-size: 1.6rem;
    }
    .footer-tagline {
        font-size: 1rem;
    }
    .floating-robot {
        display: none;
    }
    .download-demo-btn {
        right: 60px;
    }
    .btn-download span {
        display: none;
    }
    .btn-download {
        padding: 10px;
        border-radius: 50%;
        width: 44px;
        height: 44px;
        justify-content: center;
    }
}


/* Very Small Mobile (400px and below) */

@media (max-width: 400px) {
    .hero-title {
        font-size: 1.8rem;
    }
    .hero-subtitle {
        font-size: 1rem;
    }
    .hero-buttons .btn {
        padding: 14px 24px;
        font-size: 0.9rem;
    }
    .section-title {
        font-size: 1.6rem;
    }
    .logo {
        font-size: 1.4rem;
    }
    .logo-robot {
        width: 28px;
        height: 28px;
    }
    .language-switcher {
        padding: 5px 10px;
        font-size: 0.9rem;
    }
    .lang-flag {
        font-size: 1rem;
    }
}


/* Анимации загрузки */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

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


/* Утилиты */

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-glow {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}


/* Кастомный скроллбар */

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary) 100%);
}

@media (max-width: 768px) {
    /* Fix: hero не должен обрезаться на маленькой высоте */
    .hero {
        height: auto;
        min-height: 100vh;
        min-height: 100svh;
        padding-top: calc(95px + env(safe-area-inset-top));
        padding-bottom: 60px;
        align-items: flex-start;
    }
    .hero-content {
        width: 100%;
        padding-top: 10px;
    }
    .hero-buttons {
        margin-bottom: 40px;
    }
    .hero-stats {
        gap: 20px;
        margin-top: 30px;
    }
}

@media (max-height: 700px) {
    /* Для очень низких экранов (ландшафт на телефоне) */
    .hero {
        height: auto;
        min-height: 100vh;
        min-height: 100svh;
        padding-top: calc(95px + env(safe-area-inset-top));
        padding-bottom: 50px;
        align-items: flex-start;
    }
}


/* ============================
   PATCH v1.1 (2026-01-31)
   Fixes:
   - Dropdown open state (JS toggles .open)
   - Menu toggle visible on desktop (double display)
   - Navbar language switcher alignment (remove fixed positioning)
   - Market circles overlap + responsive layout
   ============================ */


/* Dropdowns: show when JS adds .open */

.language-dropdown.open,
.download-dropdown.open {
    display: block;
}


/* Menu toggle: hidden on desktop, visible on mobile */

.menu-toggle {
    display: none !important;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex !important;
    }
}


/* Navbar: align language switcher with nav links */

.nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

.language-switcher {
    position: relative !important;
    top: auto !important;
    right: auto !important;
    margin: 0;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border-radius: 12px;
}

.language-current {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    line-height: 1;
}


/* Market: prevent overlaps on desktop */

.market-viz {
    height: 620px;
    /* was 450px */
    max-width: 900px;
    /* a bit wider */
    display: block;
    /* override older mobile rule that hid it */
}

.market-circle {
    width: 190px;
    /* was 200px */
    height: 190px;
    /* was 200px */
    padding: 26px;
    /* was 30px */
}


/* Re-position circles to keep clear spacing */

#market1 {
    top: 0 !important;
    left: 6% !important;
}

#market2 {
    top: 0 !important;
    right: 6% !important;
}

#market3 {
    bottom: 0 !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
}


/* Responsive market: stack on smaller screens (instead of absolute) */

@media (max-width: 900px) {
    .market-viz {
        height: auto !important;
        max-width: 100% !important;
        display: flex !important;
        flex-direction: column;
        align-items: center;
        gap: 22px;
        margin: 50px auto;
    }
    .market-circle,
    .market-center {
        position: relative !important;
        top: auto !important;
        right: auto !important;
        bottom: auto !important;
        left: auto !important;
        transform: none !important;
    }
}

@media (max-width: 520px) {
    .market-circle,
    .market-center {
        width: min(260px, 86vw) !important;
        height: auto !important;
        aspect-ratio: 1 / 1;
        padding: 18px !important;
    }
}