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

:root {
    --blue: #1F3A93;
    --blue-dark: #152a6b;
    --blue-deep: #0f1d55;
    --blue-light: #4A6BB5;
    --graphite: #1a1a1a;
    --white: #ffffff;
    --light: #f8fafc;
    --light-blue: #eef2fc;
    --accent: #c8a96a;
    --red: #d32f2f;
    --dark-gray: #2e2e2e;
    --text: #1a1a1a;
    --gray: #6b7280;
    --border: #e5e7eb;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-pill: 100px;
    --section-padding: 120px;
}

body {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ==================== ТИПОГРАФИКА ==================== */
h1, h2, h3 { font-weight: 700; line-height: 1.05; letter-spacing: -0.03em; }
h1 { font-size: 72px; margin-bottom: 32px; }
h2 { font-size: 48px; margin-bottom: 24px; }
h3 { font-size: 22px; margin-bottom: 12px; letter-spacing: -0.02em; }

p { margin-bottom: 16px; }

.eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--blue);
    margin-bottom: 32px;
    padding: 8px 18px;
    background: var(--light-blue);
    border-radius: var(--radius-pill);
}

a { color: var(--blue); text-decoration: none; transition: 0.2s; }
a:hover { color: var(--blue-dark); }

/* ==================== АНИМАЦИЯ ==================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s ease, transform 1s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== ШАПКА ==================== */
.header {
    position: sticky; top: 0; z-index: 100;
    background: linear-gradient(135deg, #1F3A93 0%, #152a6b 100%);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    padding: 18px 0;
}

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

/* Логотип */
.logo {
    display: flex; align-items: center; gap: 5px;
    font-weight: 700; color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.logo-text { 
    display: flex;
    flex-direction: column;
    font-family: 'Calibri', 'Colibri', 'Carlito', Arial, sans-serif;
    font-size: 17px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #ffffff;
}
.logo-text small { 
    font-family: inherit;
    font-weight: 700; 
    color: #cbd5e1; 
    font-size: 17px; 
    text-transform: uppercase; 
    letter-spacing: 0.08em;
    line-height: 1.1;
}
.logo-img { width: 57px; height: 57px; object-fit: contain; }

/* Анимация мерцания при наведении на логотип */
.logo:hover .logo-text {
    animation: logoPulse 0.8s ease-in-out infinite;
}
@keyframes logoPulse {
    0%, 100% { 
        opacity: 1; 
        text-shadow: 0 0 0 rgba(255,255,255,0);
    }
    50% { 
        opacity: 0.6; 
        text-shadow: 0 0 12px rgba(255,255,255,0.6);
    }
}

.nav ul { display: flex; gap: 22px; list-style: none; }
.nav a { 
    font-size: 14px; font-weight: 500; color: #ffffff; 
    transition: 0.2s;
    letter-spacing: -0.01em;
}
.nav a:hover { color: #cbd5e1; }

.burger {
    display: none; background: none; border: none; cursor: pointer;
    flex-direction: column; gap: 5px;
}
.burger span { width: 26px; height: 2px; background: #ffffff; }

.section { display: none; }
.section.active { display: block; }

/* ==================== ГЛАВНЫЙ ЭКРАН ==================== */
.hero {
    padding: 100px 0 60px;
    background: linear-gradient(170deg, #f0f4fd 0%, #ffffff 70%);
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -300px; right: -200px;
    width: 800px; height: 800px;
    background: radial-gradient(circle, rgba(31, 58, 147, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.hero h1 { 
    color: var(--blue); 
    max-width: 1100px; 
    font-size: 80px;
    margin-bottom: 32px;
}
.hero-lead {
    font-size: 22px;
    color: #374151;
    max-width: 800px;
    line-height: 1.5;
    margin-bottom: 40px;
    letter-spacing: -0.01em;
}
.hero-buttons { display: flex; gap: 16px; margin: 40px 0 16px; flex-wrap: wrap; }
.hero-note { 
    font-size: 15px; 
    color: var(--gray); 
    max-width: 700px; 
    margin-top: 16px;
}

/* ==================== МАНИФЕСТ ==================== */
.manifesto { padding: 60px 0 60px; background: var(--white); }
.manifesto h2 { color: var(--blue); max-width: 900px; margin-bottom: 20px; }
.manifesto > .container > p {
    font-size: 20px; color: #374151; max-width: 850px;
    line-height: 1.55; margin-bottom: 40px;
    letter-spacing: -0.01em;
}
.manifesto-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
}
.manifesto-item { padding: 20px 0; border-top: 2px solid var(--blue); }
.manifesto-num {
    display: block; font-size: 14px; font-weight: 700;
    color: var(--blue); margin-bottom: 12px; letter-spacing: 0.1em;
}
.manifesto-item h3 { color: var(--graphite); font-size: 20px; margin-bottom: 8px; }
.manifesto-item p { color: var(--gray); font-size: 15px; line-height: 1.5; margin-bottom: 0; }

/* ==================== ОБ ЭКСПЕРТЕ ==================== */
.expert { padding: 60px 0 100px; background: var(--white); }
.expert-inner { 
    display: grid; grid-template-columns: 420px 1fr; 
    gap: 60px; align-items: center; 
}
.expert-photo img { 
    width: 100%; border-radius: var(--radius-md); 
    display: block; box-shadow: 0 24px 60px rgba(31, 58, 147, 0.15);
}
.placeholder-photo {
    width: 100%; aspect-ratio: 3/4; border-radius: var(--radius-md);
    background: linear-gradient(135deg, #e5e7eb, #cbd5e1);
    display: flex; align-items: center; justify-content: center;
}
.placeholder-photo::after { content: "ФОТО"; color: var(--gray); font-weight: 600; }
.expert-text h2 { color: var(--blue); margin-bottom: 20px; line-height: 1.15; }
.expert-text p {
    font-size: 18px; color: #374151; line-height: 1.6;
    margin-bottom: 24px; max-width: 640px;
}
.expert-text blockquote {
    border-left: 4px solid var(--accent); padding-left: 24px;
    font-style: italic; color: var(--graphite); 
    font-size: 18px; line-height: 1.6;
    letter-spacing: -0.01em;
    margin-bottom: 0;
}

/* ==================== КНОПКИ ==================== */
.btn {
    display: inline-block; 
    padding: 18px 36px; 
    border-radius: var(--radius-pill);
    font-size: 15px; font-weight: 600; 
    cursor: pointer; border: none;
    transition: 0.3s; font-family: inherit; 
    text-align: center; letter-spacing: -0.01em;
}
.btn-large { padding: 22px 56px; font-size: 17px; }
.btn-primary { 
    background: linear-gradient(135deg, #1F3A93 0%, #152a6b 100%);
    color: var(--white);
    box-shadow: 0 8px 24px rgba(31, 58, 147, 0.22);
}
.btn-primary:hover { 
    background: linear-gradient(135deg, #152a6b 0%, #0f1d55 100%);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(31, 58, 147, 0.3);
}
.btn-secondary { 
    background: transparent; color: var(--blue); 
    border: 2px solid var(--blue);
}
.btn-secondary:hover { 
    background: var(--blue); color: var(--white);
    transform: translateY(-3px);
}

/* ==================== ГАЛЕРЕЯ ==================== */
.gallery { padding: 40px 0 100px; background: var(--white); }
.gallery-slider {
    position: relative; overflow: hidden;
    border-radius: var(--radius-lg); padding: 20px 0; width: 100%;
}
.gallery-track {
    display: flex; transition: transform 0.5s ease; align-items: flex-start;
}
.gallery-slide {
    flex: 0 0 33.3333%;
    width: 33.3333%;
    padding: 0 10px; box-sizing: border-box;
    display: flex; flex-direction: column;
}
.gallery-slide img {
    width: 100%;
    aspect-ratio: 16 / 9;
    max-height: 240px;
    height: auto;
    object-fit: cover;
    border-radius: var(--radius-md); 
    display: block;
    box-shadow: 0 8px 24px rgba(31, 58, 147, 0.1);
    transition: 0.3s;
}
.gallery-slide:hover img {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(31, 58, 147, 0.18);
}
.gallery-caption {
    margin-top: 16px; font-size: 15px; font-weight: 600;
    color: var(--graphite); line-height: 1.4;
    text-align: left; letter-spacing: -0.01em;
}

.gallery-slider .video-nav {
    position: absolute; top: 40%; transform: translateY(-50%);
    z-index: 10; width: 56px; height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1F3A93 0%, #152a6b 100%);
    color: #ffffff; border: none; font-size: 32px;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 24px rgba(31, 58, 147, 0.25);
    transition: 0.25s; font-weight: 300; line-height: 1;
}
.gallery-slider .video-nav:hover {
    background: linear-gradient(135deg, #152a6b 0%, #0f1d55 100%);
    transform: translateY(-50%) scale(1.08);
}
.gallery-slider .video-nav-prev { left: 12px; }
.gallery-slider .video-nav-next { right: 12px; }

/* ==================== ПОДКАСТ ==================== */
.podcast-section { padding: var(--section-padding) 0; background: var(--light); }
.podcast-links {
    display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px;
}
.podcast-btn {
    display: inline-flex; align-items: center; gap: 12px;
    padding: 16px 32px; border-radius: var(--radius-pill);
    color: #ffffff; font-weight: 600; font-size: 15px;
    transition: 0.3s; text-decoration: none;
    letter-spacing: -0.01em; border: none; cursor: pointer;
    font-family: inherit;
}
.podcast-btn-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 26px; height: 26px; border-radius: 50%;
    background: rgba(255,255,255,0.25); font-size: 12px; padding-left: 2px;
}
.podcast-btn-yt { background: #FF0000; }
.podcast-btn-yt:hover { background: #cc0000; color: #ffffff; transform: translateY(-3px); box-shadow: 0 8px 24px rgba(255, 0, 0, 0.25); }
.podcast-btn-vk { background: #0077FF; }
.podcast-btn-vk:hover { background: #005fcc; color: #ffffff; transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0, 119, 255, 0.25); }
.podcast-btn-guest { background: linear-gradient(135deg, #1F3A93 0%, #152a6b 100%); }
.podcast-btn-guest:hover { background: linear-gradient(135deg, #152a6b 0%, #0f1d55 100%); color: #ffffff; transform: translateY(-3px); box-shadow: 0 8px 24px rgba(31, 58, 147, 0.25); }
.podcast-btn-conditions { background: linear-gradient(135deg, #d32f2f 0%, #b71c1c 100%); }
.podcast-btn-conditions:hover { background: linear-gradient(135deg, #b71c1c 0%, #8b0000 100%); color: #ffffff; transform: translateY(-3px); box-shadow: 0 8px 24px rgba(211, 47, 47, 0.25); }

.podcasts-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 20px; margin-bottom: 40px;
}
.podcast-item { display: none; border-radius: var(--radius-sm); overflow: hidden; }
.podcast-item.visible { display: block; }
.podcast-item iframe {
    width: 100%; aspect-ratio: 16 / 9; border: none;
    border-radius: var(--radius-sm); display: block;
    box-shadow: 0 8px 24px rgba(31, 58, 147, 0.08);
}

/* Подпись гостя подкаста */
.podcast-guest {
    margin-top: 12px;
    margin-bottom: 0;
    font-size: 14px;
    line-height: 1.5;
    font-weight: 500;
    color: var(--graphite);
    letter-spacing: -0.01em;
}

.podcasts-more { text-align: center; margin-bottom: 80px; }

.pr-videos { padding-top: 60px; border-top: 1px solid var(--border); }
.pr-videos-title { color: var(--blue); font-size: 36px; margin-bottom: 16px; letter-spacing: -0.02em; }
.pr-videos-desc { color: var(--gray); font-size: 18px; margin-bottom: 40px; max-width: 800px; line-height: 1.5; }
.pr-videos-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pr-video-placeholder {
    background: var(--white);
    border: 2px dashed rgba(31, 58, 147, 0.25);
    border-radius: var(--radius-md); min-height: 220px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    color: var(--gray); font-size: 15px; font-weight: 500;
    text-align: center; padding: 20px; gap: 12px;
}
.pr-video-soon {
    display: inline-block; padding: 6px 14px;
    background: var(--light-blue); color: var(--blue);
    border-radius: var(--radius-pill); font-size: 13px;
    font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em;
}

/* ==================== УСЛУГИ ==================== */
.services { padding: var(--section-padding) 0; }
.section-desc { 
    color: var(--gray); font-size: 20px; max-width: 800px; 
    margin-bottom: 56px; line-height: 1.5; letter-spacing: -0.01em;
}

.services-cta { margin-top: 60px; text-align: center; }

.service-group-card {
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 24px; overflow: hidden;
    transition: all 0.3s;
}
.service-group-card:hover {
    border-color: rgba(31, 58, 147, 0.4);
    box-shadow: 0 12px 32px rgba(31, 58, 147, 0.08);
}
.service-group-card.open {
    border-color: var(--blue);
    box-shadow: 0 12px 32px rgba(31, 58, 147, 0.12);
}

.service-group-toggle {
    width: 100%; background: none; border: none;
    cursor: pointer; padding: 36px 40px;
    display: flex; justify-content: space-between;
    align-items: center; gap: 24px;
    text-align: left; font-family: inherit;
}

.service-group-toggle-inner {
    display: flex; align-items: flex-start; gap: 24px; flex: 1;
}

.service-group-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 72px; height: 72px; border-radius: var(--radius-md);
    background: var(--light-blue); color: var(--blue);
    flex-shrink: 0; transition: 0.3s;
}
.service-group-icon svg { display: block; width: 36px; height: 36px; }
.service-group-card:hover .service-group-icon,
.service-group-card.open .service-group-icon {
    background: var(--blue); color: var(--white);
}

.service-group-content {
    display: flex; flex-direction: column; gap: 8px; flex: 1;
}
.service-group-title {
    display: block; font-size: 32px; font-weight: 700;
    color: var(--blue); letter-spacing: -0.03em; line-height: 1.15;
}
.service-group-desc {
    display: block; font-size: 17px; color: var(--gray);
    line-height: 1.5; font-weight: 400; letter-spacing: -0.01em;
}
.service-group-toggle .toggle-icon {
    font-size: 36px; color: var(--blue);
    transition: transform 0.3s; flex-shrink: 0;
    font-weight: 300; line-height: 1;
}
.service-group-card.open .toggle-icon { transform: rotate(45deg); }

.service-group-content-inner {
    max-height: 0; overflow: hidden;
    transition: max-height 0.5s ease; padding: 0 40px;
}
.service-group-card.open .service-group-content-inner {
    max-height: 15000px; padding-bottom: 40px;
}

.service-group-content-inner .service-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius-sm); margin-bottom: 10px;
    overflow: hidden; transition: all 0.3s;
}
.service-group-content-inner .service-card:hover {
    border-color: rgba(31, 58, 147, 0.3);
    box-shadow: 0 4px 16px rgba(31, 58, 147, 0.06);
}
.service-group-content-inner .service-toggle {
    padding: 22px 28px; font-size: 18px; gap: 16px;
}
.service-group-content-inner .service-toggle-inner { gap: 14px; }
.service-group-content-inner .service-icon { width: 42px; height: 42px; }
.service-group-content-inner .service-icon svg { width: 22px; height: 22px; }
.service-group-content-inner .service-content { padding: 0 28px; }
.service-group-content-inner .service-card.open .service-content { padding-bottom: 28px; }

.service-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius-md); margin-bottom: 12px;
    overflow: hidden; transition: all 0.3s;
}
.service-card:hover { 
    border-color: rgba(31, 58, 147, 0.3);
    box-shadow: 0 8px 24px rgba(31, 58, 147, 0.06);
}

.service-toggle {
    width: 100%; background: none; border: none;
    cursor: pointer; padding: 28px 36px;
    display: flex; justify-content: space-between;
    align-items: center; font-size: 20px; font-weight: 700;
    color: var(--blue); font-family: inherit;
    text-align: left; letter-spacing: -0.02em; gap: 20px;
}
.service-toggle-inner { display: flex; align-items: center; gap: 18px; flex: 1; }
.service-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 48px; height: 48px; border-radius: var(--radius-sm);
    background: var(--light-blue); color: var(--blue);
    flex-shrink: 0; transition: 0.3s;
}
.service-icon svg { display: block; width: 26px; height: 26px; }
.service-card:hover .service-icon { background: var(--blue); color: var(--white); }
.toggle-icon {
    font-size: 28px; color: var(--blue);
    transition: transform 0.3s; flex-shrink: 0; font-weight: 300;
}
.service-card.open .toggle-icon { transform: rotate(45deg); }

.service-content {
    max-height: 0; overflow: hidden;
    transition: max-height 0.4s ease; padding: 0 36px;
}
.service-card.open .service-content {
    max-height: 5000px; padding-bottom: 36px;
}
.service-content ol { padding-left: 24px; margin: 20px 0; }
.service-content li { 
    margin-bottom: 16px; color: #374151; 
    font-size: 16px; line-height: 1.6;
}
.result {
    background: var(--light-blue); padding: 24px;
    border-radius: var(--radius-sm); border-left: 4px solid var(--blue);
    margin-top: 28px; color: var(--graphite); font-size: 16px;
}
.service-action { margin-top: 28px; }

/* ==================== ЦЕНЫ В УСЛУГАХ ==================== */
.service-prices {
    margin-top: 28px;
    background: var(--light-blue);
    border-radius: var(--radius-sm);
    padding: 20px 24px;
    border-left: 4px solid var(--blue);
}
.service-price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(31, 58, 147, 0.12);
    font-size: 16px;
    color: var(--graphite);
    gap: 16px;
}
.service-price-row:last-child { border-bottom: none; padding-bottom: 0; }
.service-price-row:first-child { padding-top: 0; }
.service-price-row span { color: #374151; font-weight: 500; }
.service-price-row strong {
    color: var(--blue);
    font-weight: 800;
    font-size: 17px;
    letter-spacing: -0.02em;
    white-space: nowrap;
}
.service-price-row--text { display: block; text-align: left; padding: 4px 0; border-bottom: none; }
.service-price-row--text span {
    color: #374151;
    font-weight: 500;
    font-size: 16px;
    line-height: 1.55;
    display: block;
}

/* ==================== ОБУЧЕНИЕ ==================== */
.education { padding: var(--section-padding) 0; }
.education-placeholder {
    background: var(--light); border-radius: var(--radius-lg);
    padding: 80px 60px; text-align: center;
    max-width: 900px; margin: 0 auto;
    border: 1px solid var(--border);
}
.education-placeholder h2 { color: var(--blue); font-size: 36px; margin-bottom: 24px; max-width: 700px; margin-left: auto; margin-right: auto; }
.education-placeholder p { color: #374151; font-size: 18px; margin-bottom: 20px; max-width: 640px; margin-left: auto; margin-right: auto; }
.education-placeholder ul { list-style: none; padding: 0; margin: 32px 0; text-align: left; display: inline-block; }
.education-placeholder li { padding: 10px 0 10px 32px; position: relative; color: #374151; font-size: 16px; }
.education-placeholder li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 700; font-size: 18px; }

/* ==================== БЛОГ (для blog.html) ==================== */
.articles { padding: var(--section-padding) 0; }
.articles-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.article-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 28px;
    display: flex; gap: 20px; align-items: flex-start;
    transition: 0.3s;
}
.article-card:hover {
    box-shadow: 0 12px 32px rgba(31, 58, 147, 0.08);
    border-color: rgba(31, 58, 147, 0.3);
    transform: translateY(-4px);
}
.article-source { flex-shrink: 0; }
.article-source-icon { width: 48px; height: 48px; object-fit: contain; display: block; border-radius: var(--radius-sm); }
.article-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.article-body h2 { color: var(--graphite); font-size: 18px; font-weight: 700; line-height: 1.35; margin-bottom: 6px; letter-spacing: -0.02em; }
.article-date { font-size: 13px !important; color: var(--gray) !important; margin-bottom: 10px !important; font-weight: 500; letter-spacing: 0.02em; }
.article-body p { color: #4b5563; font-size: 15px; line-height: 1.5; margin-bottom: 14px; flex: 1; }
.article-actions { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 8px; }
.article-link { color: var(--blue); font-weight: 600; font-size: 15px; display: inline-block; transition: 0.2s; }
.article-link:hover { color: var(--blue-dark); transform: translateX(4px); }

/* ==================== НАС ВЫБРАЛИ ==================== */
.clients { padding: 160px 0 120px; }
.clients-container { padding-top: 0; }

.logos-slider {
    position: relative; overflow: hidden;
    border-radius: var(--radius-lg); padding: 20px 0; width: 100%;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
    border: 1px solid var(--border);
}
.logos-slider .video-nav {
    position: absolute; top: 50%; transform: translateY(-50%);
    z-index: 10; width: 56px; height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1F3A93 0%, #152a6b 100%);
    color: #ffffff; border: none; font-size: 32px;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 24px rgba(31, 58, 147, 0.25);
    transition: 0.25s; font-weight: 300; line-height: 1;
}
.logos-slider .video-nav:hover { background: linear-gradient(135deg, #152a6b 0%, #0f1d55 100%); transform: translateY(-50%) scale(1.08); }
.logos-slider .video-nav-prev { left: 12px; }
.logos-slider .video-nav-next { right: 12px; }

.logos-track { display: flex; transition: transform 0.5s ease; align-items: center; }
.logo-slide {
    min-width: 25%; flex-shrink: 0; padding: 0 24px;
    box-sizing: border-box; position: relative;
    display: flex; align-items: center; justify-content: center;
    height: 260px;
}
.logo-slide img { max-width: 100%; max-height: 220px; object-fit: contain; display: block; transition: 0.3s; }
.logo-slide:hover img { transform: scale(1.06); }
.logo-slide .client-letter-btn {
    position: absolute; top: 20px; right: 20px;
    width: 36px; height: 36px; border-radius: 50%;
    background: linear-gradient(135deg, #1F3A93 0%, #152a6b 100%);
    color: #ffffff; border: 2px solid #ffffff;
    cursor: pointer; font-size: 15px;
    display: flex; align-items: center; justify-content: center;
    transition: 0.25s; padding: 0; line-height: 1;
    box-shadow: 0 6px 18px rgba(31, 58, 147, 0.25);
}
.logo-slide .client-letter-btn:hover { background: linear-gradient(135deg, #152a6b 0%, #0f1d55 100%); transform: scale(1.15); }

/* ==================== ПУБЛИЧНОЕ ПРИЗНАНИЕ ==================== */
.recognition { padding: var(--section-padding) 0; background: var(--light); }

.recognition-slider {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
    width: 100%;
}

.recognition-track {
    display: flex;
    transition: transform 0.5s ease;
    align-items: center;
    width: 100%;
    will-change: transform;
}

.recognition-slide {
    flex: 0 0 20%;
    width: 20%;
    padding: 0 24px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.recognition-slide img {
    width: 100%;
    height: auto;
    max-height: 260px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    display: block;
    box-shadow: 0 8px 24px rgba(31, 58, 147, 0.1);
    transition: 0.3s;
    background: transparent;
}

.recognition-slide:hover img {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 16px 40px rgba(31, 58, 147, 0.2);
}

.recognition-slider .video-nav {
    position: absolute; top: 50%; transform: translateY(-50%);
    z-index: 10; width: 56px; height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1F3A93 0%, #152a6b 100%);
    color: #ffffff; border: none; font-size: 32px;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 24px rgba(31, 58, 147, 0.25);
    transition: 0.25s; font-weight: 300; line-height: 1;
}
.recognition-slider .video-nav:hover { background: linear-gradient(135deg, #152a6b 0%, #0f1d55 100%); transform: translateY(-50%) scale(1.08); }
.recognition-slider .video-nav-prev { left: 12px; }
.recognition-slider .video-nav-next { right: 12px; }

/* ==================== FAQ ==================== */
.faq { padding: var(--section-padding) 0; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 64px; align-items: start; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-toggle {
    width: 100%; background: none; border: none; cursor: pointer;
    padding: 28px 0; display: flex; justify-content: space-between;
    align-items: center; font-size: 18px; font-weight: 700;
    color: var(--graphite); font-family: inherit;
    text-align: left; letter-spacing: -0.02em; min-height: 88px;
}
.faq-toggle span { color: var(--blue); font-size: 28px; transition: transform 0.3s; flex-shrink: 0; margin-left: 20px; font-weight: 300; }
.faq-item.open .faq-toggle span { transform: rotate(45deg); }
.faq-content { max-height: 0; overflow: hidden; transition: max-height 0.3s; }
.faq-item.open .faq-content { max-height: 5000px; padding-bottom: 24px; }
.faq-content p { margin-bottom: 14px; font-size: 16px; color: #4b5563; line-height: 1.6; }

/* ==================== ПРЕЗЕНТАЦИЯ ==================== */
.presentation-section {
    position: relative; width: 100%; min-height: 100vh;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    display: flex; align-items: center; justify-content: center;
    padding: 60px 40px; overflow: hidden;
}
.presentation-container { max-width: 1100px; width: 100%; animation: slideFadeIn 0.5s ease; }
@keyframes slideFadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.presentation-slide {
    display: none; background: var(--white);
    border-radius: var(--radius-lg); padding: 60px;
    box-shadow: 0 24px 60px rgba(31, 58, 147, 0.12);
    position: relative; overflow: hidden;
}
.presentation-slide.active { display: block; }
.presentation-slide::before {
    content: '';
    position: absolute; top: -100px; right: -100px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(31, 58, 147, 0.06) 0%, transparent 70%);
    border-radius: 50%; pointer-events: none;
}
.presentation-slide-content { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 24px; }
.presentation-slide-content.with-image { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.presentation-image { width: 100%; height: auto; border-radius: var(--radius-md); box-shadow: 0 12px 32px rgba(31, 58, 147, 0.15); display: block; }
.presentation-text-block { display: flex; flex-direction: column; gap: 20px; }
.presentation-title { font-size: 40px; font-weight: 800; color: var(--dark-gray); line-height: 1.15; letter-spacing: -0.03em; margin-bottom: 8px; }
.presentation-title .accent-red { color: var(--red); display: block; }
.presentation-subtitle { font-size: 22px; font-weight: 600; color: var(--dark-gray); line-height: 1.3; letter-spacing: -0.02em; }
.presentation-text { font-size: 17px; color: #374151; line-height: 1.7; }
.presentation-text p { margin-bottom: 14px; }
.presentation-text ul, .presentation-text ol { padding-left: 24px; margin: 16px 0; }
.presentation-text li { margin-bottom: 10px; color: #374151; font-size: 17px; line-height: 1.6; }
.presentation-number { font-size: 48px; font-weight: 800; color: var(--red); line-height: 1; letter-spacing: -0.03em; }
.presentation-stat { display: flex; flex-direction: column; gap: 4px; padding: 20px 0; border-bottom: 1px solid var(--border); }
.presentation-stat strong { font-size: 32px; color: var(--red); font-weight: 800; line-height: 1; }
.presentation-stat span { font-size: 15px; color: var(--gray); line-height: 1.4; }
.presentation-price {
    display: inline-block;
    background: linear-gradient(135deg, var(--red) 0%, #b71c1c 100%);
    color: #ffffff; padding: 12px 28px;
    border-radius: var(--radius-pill); font-size: 22px;
    font-weight: 800; margin-top: 16px; letter-spacing: -0.02em;
}
.presentation-card { background: var(--light); border-radius: var(--radius-md); padding: 24px; margin-bottom: 16px; border-left: 4px solid var(--red); }
.presentation-card h4 { font-size: 20px; font-weight: 700; color: var(--dark-gray); margin-bottom: 12px; letter-spacing: -0.02em; }
.presentation-card ul { list-style: none; padding: 0; margin: 0; }
.presentation-card li { padding: 6px 0; font-size: 15px; color: #374151; line-height: 1.5; }

.presentation-nav {
    position: fixed; bottom: 40px; padding: 16px 36px;
    border-radius: var(--radius-pill);
    background: linear-gradient(135deg, var(--dark-gray) 0%, #1a1a1a 100%);
    color: #ffffff; border: none; font-size: 16px; font-weight: 700;
    cursor: pointer; transition: 0.3s; z-index: 150;
    font-family: inherit; letter-spacing: -0.01em;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}
.presentation-nav:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35); background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%); }
.presentation-nav:disabled { opacity: 0.3; cursor: not-allowed; transform: none; }
.presentation-prev { left: 40px; }
.presentation-next { right: 40px; }
.presentation-next { background: linear-gradient(135deg, var(--red) 0%, #b71c1c 100%); }
.presentation-next:hover { background: linear-gradient(135deg, #b71c1c 0%, #8b0000 100%); }

/* ==================== МОДАЛЬНЫЕ ОКНА ==================== */
.modal {
    display: none; position: fixed; inset: 0; z-index: 200;
    background: rgba(15, 25, 60, 0.7); 
    backdrop-filter: blur(6px);
    align-items: center; justify-content: center; padding: 20px;
}
.modal.active { display: flex; }
.modal-content {
    background: var(--white); border-radius: var(--radius-md); padding: 56px;
    max-width: 700px; width: 100%; max-height: 85vh; overflow-y: auto;
    position: relative;
    box-shadow: 0 32px 80px rgba(15, 25, 60, 0.3);
}
.modal-close {
    position: absolute; top: 20px; right: 24px;
    background: none; border: none;
    font-size: 36px; cursor: pointer; color: var(--gray);
    transition: 0.2s; line-height: 1;
}
.modal-close:hover { color: var(--blue); }

.contact-modal-content { max-width: 500px; padding: 48px 40px; text-align: center; }
.contact-modal-title { font-size: 28px; font-weight: 700; color: var(--blue); margin-bottom: 32px; letter-spacing: -0.02em; }
.contact-modal-buttons { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.contact-btn {
    display: flex; flex-direction: column; align-items: center;
    justify-content: center; gap: 12px; padding: 24px 16px;
    background: var(--light); border-radius: var(--radius-md);
    transition: 0.3s; border: 2px solid transparent; text-decoration: none;
}
.contact-btn:hover { background: var(--white); border-color: var(--blue); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(31, 58, 147, 0.15); }
.contact-btn img, .contact-btn-icon { width: 48px; height: 48px; object-fit: contain; display: block; }
.contact-btn span { font-size: 15px; font-weight: 700; color: var(--graphite); letter-spacing: -0.01em; }

/* ==================== ПОДВАЛ ==================== */
.footer { background: linear-gradient(180deg, #1F3A93 0%, #0f1d55 100%); color: var(--white); padding: 60px 0 0; }
.footer-inner { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 32px; align-items: start; }
.footer h3 { color: var(--white); font-size: 14px; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 0.15em; font-weight: 700; }
.footer p { color: #cbd5e1; margin-bottom: 8px; font-size: 15px; }
.footer a { color: #ffffff; transition: 0.2s; }
.footer a:hover { color: var(--accent); }

.footer-icon { margin-right: 10px; display: inline-flex; align-items: center; vertical-align: middle; }
.footer-icon svg { display: block; }

.social-buttons { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.social-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.08); transition: 0.3s;
    border: 1px solid rgba(255,255,255,0.12);
    text-decoration: none;
}
.social-btn:hover { background: rgba(255,255,255,0.2); transform: translateY(-4px); border-color: rgba(255,255,255,0.3); }
.social-btn svg { width: 24px; height: 24px; display: block; }

.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); margin-top: 40px; padding: 24px 0; text-align: center; font-size: 14px; color: #94a3b8; }
.footer-bottom p { margin-bottom: 8px; }
.footer-bottom a { color: #ffffff; text-decoration: underline; }
.footer-bottom a:hover { color: var(--accent); }
.footer-bottom-links { line-height: 1.8; }
.footer-sep { display: inline-block; margin: 0 8px; color: #94a3b8; }

/* ==================== ПОЛИТИКА / СОГЛАСИЕ ==================== */
.privacy { padding: var(--section-padding) 0; }
.privacy-content { max-width: 900px; line-height: 1.75; color: #374151; }
.privacy-content p { margin-bottom: 20px; font-size: 16px; }
.privacy-content h3 { color: var(--blue); margin: 40px 0 20px; font-size: 22px; letter-spacing: -0.02em; }
.privacy-content ul { padding-left: 24px; margin: 16px 0; }
.privacy-content li { margin-bottom: 12px; font-size: 16px; }

/* ==================== АДАПТИВ ==================== */

@media (max-width: 1200px) {
    h1 { font-size: 64px; }
    .hero h1 { font-size: 68px; }
    h2 { font-size: 42px; }
    .service-group-title { font-size: 28px; }
    .manifesto-grid { grid-template-columns: repeat(2, 1fr); }
    .recognition-slide { flex: 0 0 25%; width: 25%; padding: 0 24px; }
    .presentation-title { font-size: 34px; }
}

@media (max-width: 1024px) {
    h1 { font-size: 56px; }
    .hero h1 { font-size: 58px; }
    h2 { font-size: 38px; }
    .service-group-title { font-size: 26px; }
    .service-group-toggle { padding: 32px 32px; }
    .service-group-content-inner { padding: 0 32px; }
    .logo-slide { min-width: 33.3333%; height: 240px; }
    .logo-slide img { max-height: 200px; }
    :root { --section-padding: 100px; }
    .podcasts-grid { grid-template-columns: repeat(2, 1fr); }
    .recognition-slide { flex: 0 0 33.3333%; width: 33.3333%; padding: 0 20px; }
    .gallery-slide { flex: 0 0 50%; width: 50%; }
    .pr-videos-grid { grid-template-columns: repeat(2, 1fr); }
    .presentation-slide { padding: 48px; }
    .presentation-slide-content.with-image { grid-template-columns: 1fr; gap: 32px; }
    .presentation-title { font-size: 30px; }
}

@media (max-width: 900px) {
    h1 { font-size: 48px; }
    .hero h1 { font-size: 50px; }
    h2 { font-size: 34px; }
    .service-group-title { font-size: 24px; }
    .service-group-desc { font-size: 15px; }
    .hero-lead { font-size: 20px; }
    .expert-inner { grid-template-columns: 1fr; gap: 48px; }
    .expert-photo { max-width: 400px; }
    .faq-grid { grid-template-columns: 1fr; column-gap: 0; }
    .logo-slide { min-width: 33.3333%; }
    .manifesto-grid { grid-template-columns: 1fr; gap: 24px; }
    .recognition-slide { flex: 0 0 40%; width: 40%; padding: 0 16px; }
    .pr-videos-grid { grid-template-columns: 1fr; }
    .clients { padding: 100px 0 80px; }
    .presentation-nav { padding: 14px 28px; font-size: 15px; }
    .presentation-prev { left: 20px; }
    .presentation-next { right: 20px; }

    .video-nav { width: 44px; height: 44px; font-size: 26px; }
}

@media (max-width: 768px) {
    h1 { font-size: 40px; }
    .hero h1 { font-size: 42px; }
    h2 { font-size: 30px; }
    .service-group-title { font-size: 22px; }
    .hero { padding: 80px 0 40px; }
    .manifesto { padding: 40px 0 40px; }
    .expert { padding: 40px 0 60px; }
    .gallery { padding: 30px 0 60px; }
    .container { padding: 0 24px; }
    :root { --section-padding: 80px; }

    .nav {
        display: none; position: absolute; top: 100%;
        left: 0; right: 0;
        background: linear-gradient(135deg, #1F3A93 0%, #152a6b 100%);
        border-bottom: 1px solid rgba(255,255,255,0.1);
        padding: 32px;
        box-shadow: 0 16px 40px rgba(15, 25, 60, 0.3);
    }
    .nav.open { display: block; }
    .nav ul { flex-direction: column; gap: 24px; }
    .nav a { font-size: 16px; }

    .burger { display: flex; }

    .hero-buttons { flex-direction: column; }
    .btn { width: 100%; }

    .service-group-toggle { padding: 24px 24px; gap: 16px; }
    .service-group-toggle-inner { gap: 16px; }
    .service-group-icon { width: 56px; height: 56px; }
    .service-group-icon svg { width: 28px; height: 28px; }
    .service-group-content-inner { padding: 0 20px; }
    .service-group-card.open .service-group-content-inner { padding-bottom: 24px; }
    .service-group-content-inner .service-toggle { padding: 18px 20px; font-size: 16px; }
    .service-group-content-inner .service-content { padding: 0 20px; }
    .service-group-content-inner .service-icon { width: 36px; height: 36px; }
    .service-group-content-inner .service-icon svg { width: 20px; height: 20px; }

    .service-toggle { padding: 22px 24px; font-size: 17px; gap: 14px; }
    .service-toggle-inner { gap: 14px; }
    .service-icon { width: 42px; height: 42px; }
    .service-icon svg { width: 22px; height: 22px; }
    .service-content { padding: 0 24px; }

    .service-prices { padding: 16px 18px; }
    .service-price-row { font-size: 15px; padding: 8px 0; }
    .service-price-row strong { font-size: 16px; }
    .service-price-row--text span { font-size: 15px; line-height: 1.5; }

    .podcast-links { flex-direction: column; }
    .podcast-btn { display: flex; width: 100%; justify-content: center; box-sizing: border-box; }

    .podcasts-grid { grid-template-columns: 1fr; }

    .podcast-guest {
        font-size: 13px;
        margin-top: 10px;
    }

    .logo-slide { min-width: 50%; height: 180px; }
    .logo-slide img { max-height: 150px; }
    .logo-slide .client-letter-btn { width: 30px; height: 30px; font-size: 13px; top: 12px; right: 12px; }

    .article-card { padding: 24px; flex-direction: column; }
    .education-placeholder { padding: 56px 32px; }
    .education-placeholder h2 { font-size: 28px; }

    .gallery-slide {
        flex: 0 0 100%;
        width: 100%;
        padding: 0 12px;
        box-sizing: border-box;
    }
    .gallery-slide img {
        width: 100%;
        aspect-ratio: 16 / 9;
        max-height: 220px;
        height: auto;
        object-fit: cover;
        border-radius: var(--radius-md);
        box-shadow: none;
    }
    .gallery-caption {
        font-size: 14px;
        margin-top: 12px;
    }

    .recognition-slider { padding: 10px 0; }
    .recognition-slide { flex: 0 0 100%; width: 100%; padding: 0 8px; }
    .recognition-slide img {
        width: 100%;
        height: auto;
        max-height: 320px;
        object-fit: contain;
        border-radius: var(--radius-sm);
        box-shadow: none;
        background: transparent;
    }

    .clients { padding: 80px 0 60px; }

    .video-nav {
        width: 30px;
        height: 30px;
        font-size: 18px;
        box-shadow: 0 4px 12px rgba(31, 58, 147, 0.2);
    }
    .video-nav-prev { left: 4px; }
    .video-nav-next { right: 4px; }
    .gallery-slider .video-nav { top: 35%; }

    .presentation-section { padding: 40px 20px; min-height: auto; }
    .presentation-slide { padding: 32px 24px; }
    .presentation-title { font-size: 24px; }
    .presentation-subtitle { font-size: 18px; }
    .presentation-text { font-size: 15px; }
    .presentation-text li { font-size: 15px; }
    .presentation-number { font-size: 36px; }
    .presentation-stat strong { font-size: 26px; }
    .presentation-price { font-size: 18px; padding: 10px 22px; }
    .presentation-card { padding: 18px; }
    .presentation-card h4 { font-size: 17px; }
    .presentation-card li { font-size: 14px; }

    .presentation-nav { bottom: 20px; padding: 12px 22px; font-size: 14px; }
    .presentation-prev { left: 12px; }
    .presentation-next { right: 12px; }

    .contact-modal-buttons { grid-template-columns: 1fr; gap: 12px; }
    .contact-modal-content { padding: 40px 24px; }
    .contact-modal-title { font-size: 22px; }

    .footer-col p { display: flex; flex-wrap: nowrap; align-items: center; gap: 8px; margin-bottom: 12px; }
    .footer-icon { margin-right: 0; flex-shrink: 0; }
    .footer-col p a { flex: 1 1 auto; white-space: nowrap; font-size: 14px; overflow: visible; text-overflow: clip; }

    .footer-bottom-links { display: flex; flex-direction: column; gap: 6px; line-height: 1.5; }
    .footer-sep { display: none; }
    .footer-bottom-links a { display: block; }

    .social-buttons { display: flex; flex-wrap: nowrap; gap: 6px; justify-content: flex-start; }
    .social-btn { width: 38px; height: 38px; flex-shrink: 0; }
    .social-btn svg { width: 20px; height: 20px; }

    .logo-text, .logo-text small { font-size: 14px; }
    .logo-img { width: 48px; height: 48px; }
    .logo { gap: 4px; }
}

@media (max-width: 480px) {
    h1 { font-size: 32px; }
    .hero h1 { font-size: 34px; }
    h2 { font-size: 26px; }
    .service-group-title { font-size: 20px; }
    .logo-text { font-size: 13px; }
    .logo-text small { font-size: 13px; }
    .logo-img { width: 42px; height: 42px; }
    .modal-content { padding: 32px; }
    .article-actions { flex-direction: row; align-items: center; }
    .gallery-caption { font-size: 13px; }

    .gallery-slide {
        flex: 0 0 100%;
        width: 100%;
        padding: 0 8px;
    }
    .gallery-slide img {
        width: 100%;
        aspect-ratio: 16 / 9;
        max-height: 200px;
        height: auto;
        object-fit: cover;
    }

    .recognition-slide { flex: 0 0 100%; width: 100%; padding: 0 6px; }
    .recognition-slide img { max-height: 300px; }

    .podcast-guest { font-size: 12px; }

    .video-nav { width: 26px; height: 26px; font-size: 16px; }

    .presentation-title { font-size: 20px; }
    .presentation-subtitle { font-size: 16px; }
    .presentation-stat strong { font-size: 22px; }
    .presentation-price { font-size: 16px; padding: 8px 18px; }

    .social-btn { width: 34px; height: 34px; }
    .social-btn svg { width: 18px; height: 18px; }

    .footer-col p { gap: 6px; }
    .footer-col p a { font-size: 12px; }
    .footer-icon svg { width: 16px; height: 16px; }
}

@media (max-width: 360px) {
    .social-btn { width: 30px; height: 30px; border-radius: 6px; }
    .social-btn svg { width: 16px; height: 16px; }
    .social-buttons { gap: 4px; }
    .footer-col p a { font-size: 11px; }
    .video-nav { width: 24px; height: 24px; font-size: 14px; }
}