/* Основные стили и переменные */
:root {
    --primary-color: #00ff88;
    --secondary-color: #0099ff;
    --accent-color: #ff6b6b;
    --dark-bg: #0a0a0a;
    --dark-card: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --gradient: linear-gradient(135deg, #00ff88, #0099ff);
    --error-color: #ff4757;
    --success-color: #2ed573;
    --warning-color: #ffa502;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Навигация */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 500;
}

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

.cta-nav {
    background: var(--gradient);
    color: var(--dark-bg) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: bold;
    transition: transform 0.3s ease;
}

.cta-nav:hover {
    transform: translateY(-2px);
}

/* Hero секция */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(0,255,136,0.1) 0%, rgba(0,153,255,0.1) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0,255,136,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0,153,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(255,107,107,0.1) 0%, transparent 50%);
    animation: pulse 6s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    padding: 0 2rem;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out 0.2s;
    animation-fill-mode: both;
}

.hero-description {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.4s;
    animation-fill-mode: both;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 2rem 0;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.6s;
    animation-fill-mode: both;
}

.hero-feature {
    background: rgba(255, 255, 255, 0.05);
    padding: 1rem 1.5rem;
    border-radius: 15px;
    border: 1px solid rgba(0, 255, 136, 0.2);
    backdrop-filter: blur(10px);
}

.hero-feature i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s;
    animation-fill-mode: both;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--gradient);
    color: var(--dark-bg);
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.4);
}

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

.cta-button.secondary:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    animation: fadeInUp 1s ease-out 1s;
    animation-fill-mode: both;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
}

.stat-label {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Секции */
section {
    padding: 5rem 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 2rem;
    padding-right: 2rem;
}

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

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Форма без reCAPTCHA */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 3rem;
}

.form-group {
    position: relative;
}

.form-input {
    background: var(--dark-bg);
    border: 1px solid rgba(0, 255, 136, 0.3);
    color: var(--text-primary);
    padding: 1rem;
    border-radius: 10px;
    transition: border-color 0.3s ease;
    width: 100%;
    font-size: 1rem;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-input.error {
    border-color: var(--error-color);
}

.form-input.success {
    border-color: var(--success-color);
}

.error-message {
    color: var(--error-color);
    font-size: 0.8rem;
    margin-top: 0.3rem;
    display: none;
}

.honeypot {
    display: none !important;
}

.form-button {
    background: var(--gradient);
    color: var(--dark-bg);
    border: none;
    padding: 1rem;
    border-radius: 10px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
    font-size: 1rem;
}

.form-button:hover:not(:disabled) {
    transform: scale(1.05);
}

.form-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.button-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid var(--dark-bg);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 0.5rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.form-button.loading .button-loader {
    display: inline-block;
}

.form-button.loading .button-text {
    display: none;
}

.form-status {
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1rem;
    display: none;
}

.form-status.success {
    background: rgba(46, 213, 115, 0.2);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.form-status.error {
    background: rgba(255, 71, 87, 0.2);
    color: var(--error-color);
    border: 1px solid var(--error-color);
}

.rate-limit-info {
    background: rgba(255, 193, 7, 0.2);
    color: #ffc107;
    padding: 0.5rem;
    border-radius: 5px;
    font-size: 0.8rem;
    margin-top: 0.5rem;
    display: none;
}

/* Футер */
footer {
    background: var(--dark-card);
    color: var(--text-secondary);
    padding: 3rem 0 2rem;
    margin-top: 5rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.footer-section h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Адаптивность */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-features {
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}