/* ============================================
   ПРОФЕССИОНАЛЬНЫЙ ДИЗАЙН В СТИЛЕ ЯНДЕКС.КОНСОЛИ
   ============================================ */

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

/* Типографика как в Яндексе */
:root {
    /* Цветовая палитра Яндекс */
    --yandex-black: #000000;
    --yandex-gray-900: #1D1D1B;
    --yandex-gray-800: #2D2D2B;
    --yandex-gray-700: #5D5D5B;
    --yandex-gray-600: #8D8D8B;
    --yandex-gray-500: #ADADAB;
    --yandex-gray-400: #CDCDCB;
    --yandex-gray-300: #E6E6E4;
    --yandex-gray-200: #F0F0EE;
    --yandex-gray-100: #F7F7F5;
    --yandex-white: #FFFFFF;
    
    /* Акцентные цвета */
    --yandex-red: #FF3333;
    --yandex-blue: #0066FF;
    --yandex-green: #00AA00;
    --yandex-yellow: #FFCC00;
    
    /* Петербургский акцент */
    --moscow-primary: #3B82F6;
    --moscow-primary-dark: #2563EB;
    --moscow-secondary: #2E86AB;
    
    /* Шрифты */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    
    /* Тени как в Яндексе */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Радиусы */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Анимации */
    --transition: all 0.2s ease;
}

/* Базовые стили */
body {
    font-family: var(--font-family);
    font-size: 14px;
    line-height: 1.5;
    color: var(--yandex-gray-900);
    background: var(--yandex-gray-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Контейнер */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   HEADER В СТИЛЕ ЯНДЕКСА
   ============================================ */

header {
    background: var(--yandex-white);
    border-bottom: 1px solid var(--yandex-gray-300);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 64px;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    font-weight: 600;
    font-size: 18px;
    color: var(--yandex-black);
    text-decoration: none;
}

.logo-image {
    width: 32px;
    height: 32px;
    margin-right: 8px;
    border-radius: 6px;
}

.region-tag {
    background: var(--moscow-primary);
    color: var(--yandex-white);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    margin-left: 12px;
}

/* ============================================
   HERO СЕКЦИЯ
   ============================================ */

.hero {
    background: var(--yandex-white);
    padding: 64px 0;
    border-bottom: 1px solid var(--yandex-gray-300);
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: none;
}

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--moscow-primary);
    color: var(--yandex-white);
    border-radius: var(--radius-lg);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 24px;
}

.badge-icon {
    display: flex;
    align-items: center;
}

/* Hero Text */
.hero h1 {
    font-size: 40px;
    font-weight: 600;
    line-height: 1.2;
    color: var(--yandex-black);
    margin-bottom: 12px;
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 500;
    color: var(--moscow-primary);
    margin-bottom: 16px;
}

.hero-description {
    font-size: 16px;
    line-height: 1.5;
    color: var(--yandex-gray-700);
    margin-bottom: 32px;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 32px;
    padding: 24px;
    background: var(--yandex-gray-100);
    border-radius: var(--radius-lg);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: var(--moscow-primary);
    color: var(--yandex-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 20px;
    font-weight: 600;
    color: var(--yandex-black);
    line-height: 1;
}

.stat-label {
    font-size: 12px;
    color: var(--yandex-gray-600);
    font-weight: 500;
}

/* Event Details */
.event-details {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    margin-bottom: 32px;
    justify-content: flex-start;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-size: 15px;
    font-weight: 500;
    color: var(--yandex-text);
    transition: all 0.3s ease;
}

.detail-item:hover {
    color: var(--moscow-primary);
    transform: translateY(-2px);
}

.detail-icon {
    width: 24px;
    height: 24px;
    color: var(--moscow-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.detail-item:hover .detail-icon {
    opacity: 1;
}

/* CTA Buttons */
.cta-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Hero Visual - Мощная медицинская анимация */
.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.medical-animation {
    position: relative;
    width: 300px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Центральный медицинский крест */
.medical-cross {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    z-index: 10;
}

.cross-horizontal, .cross-vertical {
    position: absolute;
    background: linear-gradient(45deg, var(--moscow-primary), var(--moscow-primary-dark));
    border-radius: 8px;
    animation: pulse-cross 2s ease-in-out infinite;
    box-shadow: 0 0 20px rgba(220, 123, 145, 0.5);
}

.cross-horizontal {
    width: 80px;
    height: 20px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.cross-vertical {
    width: 20px;
    height: 80px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes pulse-cross {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        box-shadow: 0 0 20px rgba(220, 123, 145, 0.5);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        box-shadow: 0 0 30px rgba(220, 123, 145, 0.8);
    }
}

/* Плавающие медицинские иконки */
.floating-icon {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.95);
    border: 3px solid var(--moscow-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--moscow-primary);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.floating-icon:hover {
    transform: scale(1.2);
    box-shadow: 0 12px 35px rgba(220, 123, 145, 0.3);
}

/* Позиционирование и анимации иконок */
.icon-heart {
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: float-heart 4s ease-in-out infinite;
}

.icon-baby {
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    animation: float-baby 3.5s ease-in-out infinite 0.5s;
}

.icon-dna {
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: float-dna 4.2s ease-in-out infinite 1s;
}

.icon-stethoscope {
    top: 50%;
    left: 10px;
    transform: translateY(-50%);
    animation: float-stethoscope 3.8s ease-in-out infinite 1.5s;
}

.icon-pregnancy {
    top: 80px;
    right: 80px;
    animation: float-pregnancy 3.3s ease-in-out infinite 2s;
}

/* Уникальные анимации для каждой иконки */
@keyframes float-heart {
    0%, 100% { transform: translateX(-50%) translateY(0) rotate(0deg); }
    25% { transform: translateX(-50%) translateY(-15px) rotate(5deg); }
    50% { transform: translateX(-50%) translateY(-10px) rotate(0deg); }
    75% { transform: translateX(-50%) translateY(-20px) rotate(-5deg); }
}

@keyframes float-baby {
    0%, 100% { transform: translateY(-50%) translateX(0) scale(1); }
    50% { transform: translateY(-50%) translateX(-10px) scale(1.05); }
}

@keyframes float-dna {
    0%, 100% { transform: translateX(-50%) translateY(0) rotate(0deg); }
    33% { transform: translateX(-50%) translateY(-12px) rotate(120deg); }
    66% { transform: translateX(-50%) translateY(-8px) rotate(240deg); }
}

@keyframes float-stethoscope {
    0%, 100% { transform: translateY(-50%) translateX(0) rotate(0deg); }
    50% { transform: translateY(-50%) translateX(10px) rotate(10deg); }
}

@keyframes float-pregnancy {
    0%, 100% { transform: translateY(0) rotate(0deg) scale(1); }
    50% { transform: translateY(-15px) rotate(180deg) scale(1.1); }
}

/* Пульсирующие точки */
.pulse-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--moscow-primary);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

.pulse-1 { top: 30px; left: 30px; animation-delay: 0s; }
.pulse-2 { top: 30px; right: 30px; animation-delay: 0.5s; }
.pulse-3 { bottom: 30px; left: 30px; animation-delay: 1s; }
.pulse-4 { bottom: 30px; right: 30px; animation-delay: 1.5s; }

@keyframes pulse-dot {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.5);
        opacity: 1;
        box-shadow: 0 0 15px var(--moscow-primary);
    }
}

/* ДНК спираль */
.dna-helix {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    z-index: 1;
}

.dna-strand {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid transparent;
    border-radius: 50%;
    animation: rotate-dna 8s linear infinite;
}

.strand-1 {
    border-top-color: rgba(220, 123, 145, 0.3);
    border-right-color: rgba(220, 123, 145, 0.3);
}

.strand-2 {
    border-bottom-color: rgba(220, 123, 145, 0.2);
    border-left-color: rgba(220, 123, 145, 0.2);
    animation-direction: reverse;
    animation-duration: 6s;
}

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

/* ============================================
   КНОПКИ В СТИЛЕ ЯНДЕКСА (БАЗОВЫЕ)
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    min-height: 48px;
}

.btn svg {
    flex-shrink: 0;
}

.btn-primary {
    background: var(--moscow-primary);
    color: var(--yandex-white);
}

.btn-primary:hover {
    background: var(--moscow-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--yandex-white);
    color: var(--moscow-primary);
    border: 1px solid var(--moscow-primary);
}

.btn-secondary:hover {
    background: var(--moscow-primary);
    color: var(--yandex-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   КАРТОЧНАЯ СИСТЕМА КАК В ЯНДЕКСЕ
   ============================================ */

.card {
    background: var(--yandex-white);
    border: 1px solid var(--yandex-gray-300);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--yandex-gray-400);
    box-shadow: var(--shadow-sm);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 8px;
}

.card-description {
    font-size: 14px;
    line-height: 1.5;
    color: var(--yandex-gray-700);
}

/* ============================================
   СЕКЦИИ КОНТЕНТА
   ============================================ */

/* ============================================
   БАЗОВЫЕ СЕКЦИИ С ЧЕРЕДОВАНИЕМ ФОНОВ
   ============================================ */

/* Базовые секции - убираем padding, так как он задается индивидуально */
section {
    /* padding задается для каждой секции индивидуально */
}

/* Чередование фонов для всех секций по умолчанию */
.hero {
    background: var(--yandex-white);
}

.spb-features {
    background: var(--yandex-gray-100);
}

.audience {
    background: var(--yandex-white);
}

.benefits {
    background: var(--yandex-gray-100);
}

.program {
    background: var(--yandex-white);
}

.testimonials {
    background: var(--yandex-gray-100);
}

.faq {
    background: var(--yandex-white);
}

.registration {
    background: var(--moscow-primary);
}

.section-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 32px;
    text-align: center;
}

/* ============================================
   ПЕТЕРБУРГСКАЯ СПЕЦИФИКА
   ============================================ */

.spb-features {
    border-bottom: 1px solid var(--yandex-gray-300);
    padding: 64px 0;
}

.spb-features h2 {
    font-size: 28px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 48px;
    text-align: center;
    line-height: 1.3;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--yandex-white);
    border: 1px solid var(--yandex-gray-300);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    height: 100%;
}

.feature-card:hover {
    border-color: #3B82F6;
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 28px;
    margin-bottom: 20px;
    display: block;
    color: #3B82F6;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 12px;
    line-height: 1.3;
}

.feature-card p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--yandex-gray-700);
}

/* ============================================
   ОТЗЫВЫ ВРАЧЕЙ
   ============================================ */

.testimonials {
    padding: 48px 0;
}

.testimonials h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 32px;
    text-align: center;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
    justify-items: center;
}

/* Для красивого распределения 6 карточек */
@media (min-width: 1200px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    background: var(--yandex-white);
    border: 1px solid var(--yandex-gray-300);
    border-radius: var(--radius-lg);
    padding: 24px;
    position: relative;
}

.testimonial-content p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--yandex-gray-700);
    margin-bottom: 16px;
    font-style: normal;
    position: relative;
    padding-left: 16px;
}

.testimonial-content p::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -4px;
    font-size: 20px;
    color: var(--moscow-primary);
    font-weight: 600;
}

.testimonial-author {
    border-top: 1px solid var(--yandex-gray-300);
    padding-top: 16px;
}

.testimonial-author strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 4px;
}

.testimonial-author span {
    font-size: 12px;
    color: var(--yandex-gray-600);
}

/* ============================================
   ПРОГРАММА КОНФЕРЕНЦИИ
   ============================================ */

.program {
    padding: 48px 0;
}

.program h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 32px;
    text-align: center;
}

.program-overview {
    max-width: 900px;
    margin: 0 auto;
}

.program-header {
    text-align: center;
    margin-bottom: 32px;
}

.program-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--moscow-primary);
    margin-bottom: 8px;
}

.program-subtitle {
    font-size: 14px;
    color: var(--yandex-gray-700);
    margin: 0;
}

.program-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.day-highlight {
    background: var(--yandex-gray-200);
    border-radius: var(--radius-lg);
    padding: 20px;
    border: 1px solid var(--yandex-gray-300);
    transition: var(--transition);
}

.day-highlight:hover {
    border-color: var(--moscow-primary);
    box-shadow: var(--shadow-md);
}

.day-highlight h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--moscow-primary);
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--moscow-primary);
}

.day-highlight ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.day-highlight li {
    padding: 6px 0;
    color: var(--yandex-gray-800);
    font-size: 13px;
    position: relative;
    padding-left: 16px;
}

.day-highlight li::before {
    content: "•";
    color: var(--moscow-primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.program-cta {
    text-align: center;
    margin-top: 24px;
}

.program-cta .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    font-size: 14px;
}

/* ============================================
   FAQ В СТИЛЕ ЯНДЕКСА
   ============================================ */

.faq {
    padding: 48px 0;
}

.faq h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 32px;
    text-align: center;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--yandex-white);
    border: 1px solid var(--yandex-gray-300);
    border-radius: var(--radius-lg);
    margin-bottom: 8px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 20px 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--yandex-black);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    font-family: var(--font-family);
}

.faq-question:hover {
    background: var(--yandex-gray-100);
}

.faq-question:focus {
    outline: none;
    background: var(--yandex-gray-100);
}

.faq-toggle {
    font-size: 18px;
    color: var(--moscow-primary);
    transition: var(--transition);
    font-weight: 400;
    min-width: 24px;
    text-align: center;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    display: none;
    padding: 0 24px 20px 24px;
    border-top: 1px solid var(--yandex-gray-300);
    background: var(--yandex-gray-100);
}

.faq-item.active .faq-answer {
    display: block;
    animation: fadeIn 0.3s ease;
}

.faq-answer p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--yandex-gray-700);
    margin: 0;
}

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

/* ============================================
   РЕГИСТРАЦИЯ В СТИЛЕ ЯНДЕКСА
   ============================================ */

.registration {
    color: var(--yandex-white);
    padding: 64px 0;
}

.registration-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.registration h2 {
    font-size: 28px;
    font-weight: 600;
    color: var(--yandex-white);
    margin-bottom: 16px;
    line-height: 1.3;
}

.registration p {
    font-size: 16px;
    line-height: 1.5;
    margin-bottom: 32px;
    opacity: 0.9;
}

.registration-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 40px;
    text-align: left;
}

.benefit {
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.benefit:hover {
    background: rgba(255, 255, 255, 0.15);
}

.benefit svg {
    flex-shrink: 0;
    color: var(--yandex-white);
}

.registration-form {
    display: flex;
    gap: 12px;
    max-width: 420px;
    margin: 0 auto 20px auto;
}

.registration-form input {
    flex: 1;
    padding: 14px 16px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-family: var(--font-family);
    background: var(--yandex-white);
    color: var(--yandex-gray-900);
}

.registration-form input::placeholder {
    color: var(--yandex-gray-500);
}

.registration-form input:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

.registration-form .btn {
    white-space: nowrap;
    background: var(--yandex-white);
    color: var(--moscow-primary);
    font-weight: 600;
    padding: 14px 20px;
}

.registration-form .btn:hover {
    background: var(--yandex-gray-100);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.registration-action {
    display: flex;
    justify-content: center;
    margin: 0 auto 20px auto;
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    min-height: 56px;
    border-radius: var(--radius-lg);
    background: var(--yandex-white);
    color: var(--moscow-primary);
    text-decoration: none;
    box-shadow: var(--shadow-md);
}

.btn-large:hover {
    background: var(--yandex-gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.registration-note {
    font-size: 12px;
    opacity: 0.8;
    line-height: 1.4;
}

/* ============================================
   FOOTER В СТИЛЕ ЯНДЕКСА
   ============================================ */

footer {
    background: var(--yandex-gray-900);
    color: var(--yandex-gray-400);
    padding: 48px 0 24px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    margin-bottom: 32px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
}

.footer-brand .logo {
    color: var(--yandex-white);
    margin-bottom: 12px;
}

.footer-brand .logo-image {
    filter: brightness(0) invert(1); /* Делаем лого белым в footer */
}

.footer-description {
    font-size: 14px;
    line-height: 1.5;
    color: var(--yandex-gray-500);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.footer-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--yandex-white);
    margin-bottom: 16px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    font-size: 13px;
    color: var(--yandex-gray-400);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid var(--yandex-gray-700);
    padding-top: 24px;
    text-align: center;
}

.footer-bottom p {
    font-size: 12px;
    color: var(--yandex-gray-500);
}

/* ============================================
   АУДИТОРИЯ И ПРЕИМУЩЕСТВА В СТИЛЕ ЯНДЕКСА
   ============================================ */

.audience {
    padding: 48px 0;
}

.benefits {
    padding: 48px 0;
}

.audience h2,
.benefits h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--yandex-black);
    margin-bottom: 32px;
    text-align: center;
}

.audience-grid,
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.audience-card {
    background: var(--yandex-white);
    border: 1px solid var(--yandex-gray-300);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
    text-align: center;
}

.audience-card:hover {
    border-color: var(--moscow-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.audience-icon {
    width: 64px;
    height: 64px;
    background: var(--moscow-primary);
    color: var(--yandex-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px auto;
}

.audience-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--moscow-primary);
    margin-bottom: 16px;
    text-align: center;
}



.benefit-card {
    background: var(--yandex-white);
    border: 1px solid var(--yandex-gray-300);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
    text-align: center;
}

.benefit-card:hover {
    border-color: var(--moscow-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.benefit-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--moscow-primary);
    margin-bottom: 16px;
}

.benefit-icon {
    width: 48px;
    height: 48px;
    background: var(--moscow-primary);
    color: var(--yandex-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px auto;
    flex-shrink: 0;
}

.benefit-card p {
    font-size: 14px;
    line-height: 1.5;
    color: var(--yandex-gray-700);
}

.audience-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.audience-card li {
    padding: 6px 0;
    padding-left: 16px;
    position: relative;
    font-size: 14px;
    color: var(--yandex-gray-700);
    line-height: 1.4;
}

.audience-card li::before {
    content: "•";
    color: var(--moscow-primary);
    position: absolute;
    left: 0;
    font-weight: 600;
    font-size: 16px;
}

.benefit {
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.benefit:hover {
    background: rgba(255, 255, 255, 0.15);
}

.benefit svg {
    flex-shrink: 0;
    color: var(--yandex-white);
}

/* ============================================
   АДАПТИВНОСТЬ
   ============================================ */

/* Responsive Hero */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-visual {
        height: 250px;
    }
    
    .medical-animation {
        width: 200px;
        height: 200px;
    }
    
    .medical-cross {
        width: 50px;
        height: 50px;
    }
    
    .cross-horizontal {
        width: 50px;
        height: 12px;
    }
    
    .cross-vertical {
        width: 12px;
        height: 50px;
    }
    
    .floating-icon {
        width: 40px;
        height: 40px;
    }
    
    .floating-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .dna-helix {
        width: 120px;
        height: 120px;
    }
    
    .pulse-dot {
        width: 8px;
        height: 8px;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .event-details {
        justify-content: center;
    }
    
    .cta-buttons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .section-title {
        font-size: 20px;
    }
    
    .event-details {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .features-grid,
    .testimonials-grid,
    .audience-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .session {
        flex-direction: column;
        gap: 8px;
    }
    
    .registration-form {
        flex-direction: column;
        max-width: 300px;
    }
    
    .registration-benefits {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* ============================================
   КАРУСЕЛЬ ПРЕИМУЩЕСТВ
   ============================================ */

.benefits-spb {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--moscow-primary) 0%, var(--moscow-primary-dark) 100%);
    color: white;
    overflow: hidden;
}

.benefits-spb h2 {
    text-align: center;
    color: white;
    margin-bottom: 48px;
    font-size: 32px;
    font-weight: 700;
}

.benefits-carousel {
    position: relative;
    overflow: hidden;
    mask: linear-gradient(90deg, transparent, white 10%, white 90%, transparent);
    -webkit-mask: linear-gradient(90deg, transparent, white 10%, white 90%, transparent);
}

.benefits-track {
    display: flex;
    gap: 24px;
    animation: scroll-benefits 25s linear infinite;
    width: calc(100% * 2); /* Удваиваем ширину для бесконечной прокрутки */
}

@keyframes scroll-benefits {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%); /* Прокручиваем на половину (до дубликатов) */
    }
}

.benefits-track:hover {
    animation-play-state: paused;
}

.benefits-spb .benefit-card {
    flex: 0 0 300px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.benefits-spb .benefit-card:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-8px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
}

.benefits-spb .benefit-icon {
    font-size: 48px;
    margin-bottom: 16px;
    display: inline-block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    width: auto;
    height: auto;
    background: none;
    border-radius: 0;
}

.benefits-spb .benefit-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: white;
    margin-bottom: 12px;
    line-height: 1.3;
}

.benefits-spb .benefit-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
    font-size: 14px;
}

/* Адаптивные стили для карусели */
@media (max-width: 768px) {
    .benefits-spb {
        padding: 60px 0;
    }
    
    .benefits-spb h2 {
        font-size: 24px;
        margin-bottom: 32px;
    }
    
    .benefits-spb .benefit-card {
        flex: 0 0 280px;
        padding: 24px 20px;
    }
    
    .benefits-spb .benefit-icon {
        font-size: 40px;
    }
    
    .benefits-spb .benefit-card h3 {
        font-size: 18px;
    }
    
    .benefits-track {
        animation-duration: 20s; /* Быстрее на мобильных */
    }
    
    /* SPB Features адаптивность */
    .spb-features {
        padding: 48px 0;
    }
    
    .spb-features h2 {
        font-size: 24px;
        margin-bottom: 32px;
        padding: 0 16px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 0 16px;
    }
    
    .feature-card {
        padding: 24px;
    }
    
    .feature-icon {
        font-size: 24px;
        margin-bottom: 16px;
    }
    
    .feature-card h3 {
        font-size: 16px;
        margin-bottom: 10px;
    }
    
    .feature-card p {
        font-size: 14px;
        line-height: 1.5;
    }
}

/* ============================================
   JAVASCRIPT ИНТЕРАКТИВНОСТЬ ДЛЯ FAQ
   ============================================ */

/* FAQ интерактивность добавляется через JavaScript */