/* ========== Variables ========== */
:root {
    --color-primary: #2A6AB3;
    --color-orange: #F97316;
    --color-dark: #1F2937;
    --color-gray: #6B7280;
    --color-light: #F3F4F6;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

body {
    font-family: var(--font-main);
    color: var(--color-dark);
    font-size: 16px;
    line-height: 1.6;
}

.container-fluid {
    max-width: 1920px;
    padding-left: 146px;
    padding-right: 146px;
}

/* ========== Header ========== */
.header {
    background: #fff;
    padding: 20px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.logo {
    font-size: 32px;
    font-weight: 900;
    color: var(--color-dark) !important;
    letter-spacing: -1px;
}
.logo > img {
    width: 70%;
    padding: 0;
    margin: 0;
    height: auto;
}


.navbar-nav .nav-link {
    color: var(--color-dark);
    font-size: 16px;
    margin: 0 20px;
    transition: color 0.3s;
}

.navbar-nav .nav-link:hover {
    color: var(--color-primary);
}

/* ========== Buttons ========== */
.btn-primary, .btn-start {
    background: var(--color-orange);
    border: none;
    color: #fff;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary:hover, .btn-start:hover {
    background: #EA580C;
    transform: translateY(-2px);
}

.btn-orange {
    background: var(--color-orange);
    border: none;
    color: #fff;
    padding: 16px 32px;
    border-radius: 8px;
    font-weight: 600;
}

.btn-blue {
    background: var(--color-primary);
    border: none;
    color: #fff;
    padding: 16px 32px;
    border-radius: 8px;
    font-weight: 600;
}

/* ========== Hero Section ========== */
.hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #F9FAFB 0%, #F3F4F6 100%);
}

.hero__title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 30px;
}

.hero__title .text-primary {
    color: var(--color-primary) !important;
}

.hero__description {
    font-size: 24px;
    color: var(--color-gray);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero__description span {
    background: #2a6ab3;
    color: #FFF;
    padding: 1px 12px 5px;
    font-size: 24px;
}

.hero__buttons {
    display: flex;
    gap: 20px;
}

.hero__illustration {
    width: 100%;
    max-width: 700px;
    height: auto;
}

/* ========== Header Enhancements ========== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: #fff;
    padding: 20px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    padding: 12px 0;
}

/* ========== Logo Animation ========== */
.logo {
    position: relative;
    font-size: 32px;
    font-weight: 900;
    color: var(--color-dark) !important;
    letter-spacing: -1px;
    display: inline-block;
}

.logo__pulse {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 10px;
    height: 10px;
    background: var(--color-orange);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.5;
    }
}

/* ========== Nav Links Interactive ========== */
.navbar-nav .nav-link {
    position: relative;
    color: var(--color-dark);
    font-size: 18px;
    font-weight: 500;
    margin: 0 20px;
    padding: 8px 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--color-primary);
    transform: translateY(-2px);
}

.navbar-nav .nav-link:hover::after {
    width: 100%;
}

.navbar-nav .nav-link.active {
    color: var(--color-primary);
}

.navbar-nav .nav-link.active::after {
    width: 100%;
}

/* ========== Dropdown Icon Animation ========== */
.dropdown-icon {
    transition: transform 0.3s ease;
}

.nav-link:hover .dropdown-icon {
    transform: rotate(90deg);
}

/* ========== Mobile Menu Button ========== */
.mobile-menu-btn {
    display: none;
    border: none;
    background: none;
    padding: 8px;
    margin-right: 16px;
}

.mobile-menu-btn .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(31, 41, 55, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    width: 28px;
    height: 28px;
}

/* ========== Mobile Overlay ========== */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1999;
    backdrop-filter: blur(4px);
}

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

/* ========== Mobile Sidebar Menu ========== */
.mobile-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    background: linear-gradient(180deg, #1F2937 0%, #111827 100%);
    z-index: 2000;
    transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.3);
}

.mobile-menu.active {
    left: 0;
}

/* ========== Mobile Menu Header ========== */
.mobile-menu__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px 2px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: #FFF;
    flex-direction: row;
    flex-wrap: wrap;
    align-content: stretch;
}

.mobile-menu__logo {
    font-size: 28px;
    font-weight: 900;
    color: #fff !important;
    text-decoration: none;
}

.mobile-menu__close {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #000;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: all 0.3s ease;
}

.mobile-menu__close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

/* ========== Mobile Menu Body ========== */
.mobile-menu__body {
    flex: 1;
    overflow-y: auto;
    padding: 24px 0;
}

/* ========== Mobile Nav ========== */
.mobile-nav {
    list-style: none;
    padding: 0;
    margin: 0 0 40px 0;
}

.mobile-nav__item {
    opacity: 0;
    transform: translateX(-20px);
    animation: slideInLeft 0.4s ease forwards;
    animation-delay: calc(var(--item-index) * 0.05s);
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.mobile-nav__link {
    display: flex;
    align-items: center;
    padding: 16px 24px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.mobile-nav__link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--color-orange);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.mobile-nav__link:hover,
.mobile-nav__link.active {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.mobile-nav__link:hover::before,
.mobile-nav__link.active::before {
    transform: scaleY(1);
}

.mobile-nav__icon {
    font-size: 20px;
    margin-right: 16px;
    color: var(--color-orange);
}

.mobile-nav__text {
    flex: 1;
}

.mobile-nav__arrow {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.4);
    transition: transform 0.3s ease;
}

.mobile-nav__link:hover .mobile-nav__arrow {
    transform: translateX(4px);
}

/* ========== Mobile Menu Footer ========== */
.mobile-menu__footer {
    padding: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ========== Button Enhancements ========== */
.btn-primary, .btn-start, .btn-orange, .btn-blue {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary::before,
.btn-start::before,
.btn-orange::before,
.btn-blue::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before,
.btn-start:hover::before,
.btn-orange:hover::before,
.btn-blue:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover,
.btn-start:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(249, 115, 22, 0.3);
}

.btn-orange:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(249, 115, 22, 0.4);
}

.btn-blue:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.4);
}
/* ========== Scroll Animations ========== */
.hero,
.webinar,
section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.hero.animate-in,
.webinar.animate-in,
section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* ========== Button Ripple Effect ========== */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::after {
    width: 300px;
    height: 300px;
    transition: 0s;
}

/* ========== Card Hover Effects ========== */
.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}
/* ============================================
   Секция "Почему ClassVet"
   ============================================ */

.why-classvet {
    padding: 100px 0 20px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
    position: relative;
    overflow: hidden;
}

.why-classvet::before {
    content: '';
    position: absolute;
    top: 0;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(66, 133, 244, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

/* Header */
.why-classvet__header {
    max-width: 1200px;
    margin: 0 auto 80px;
    text-align: center;
}

.why-classvet__title {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.3;
    color: #2C3E50;
    margin-bottom: 30px;
}

.why-classvet__title .text-accent {
    color: var(--color-primary);
    position: relative;
    display: inline-block;
}

.why-classvet__title .text-accent::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #4285F4 0%, #34A853 100%);
    border-radius: 2px;
}

.why-classvet__subtitle {
    font-size: 22px;
    line-height: 1.6;
    color: #5F6368;
    margin-bottom: 25px;
}

.why-classvet__description {
    font-size: 20px;
    line-height: 1.7;
    color: #5F6368;
}

/* Content */
.why-classvet__content {
    display: grid;
    grid-template-columns: 1fr 450px;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.why-classvet__text-block {
    padding-right: 40px;
}

.why-classvet__question {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.4;
    color: #2C3E50;
    margin: 50px 0 25px;
}

.why-classvet__question:first-child {
    margin-top: 0;
}

.why-classvet__list {
    list-style: none;
    padding: 0;
    margin: 0 0 30px;
}

.why-classvet__list li {
    font-size: 18px;
    line-height: 1.8;
    color: #5F6368;
    margin-bottom: 15px;
    padding-left: 25px;
    position: relative;
}

.why-classvet__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 14px;
    width: 6px;
    height: 6px;
    background: #4285F4;
    border-radius: 50%;
}

/* Solution Block */
.why-classvet__solution {
    background: linear-gradient(135deg, #F8F9FA 0%, #E8F0FE 100%);
    padding: 40px;
    border-radius: 20px;
    margin-top: 50px;
    position: relative;
    overflow: hidden;
}

.why-classvet__solution::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%234285F4' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
    pointer-events: none;
}

.why-classvet__solution-title {
    font-size: 30px;
    font-weight: 700;
    line-height: 1.3;
    color: #2C3E50;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.why-classvet__solution-text {
    font-size: 18px;
    line-height: 1.7;
    color: #5F6368;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.why-classvet__solution-subtitle {
    font-size: 20px;
    font-weight: 600;
    color: #2C3E50;
    margin-top: 30px;
    position: relative;
    z-index: 1;
}

/* Image */
.why-classvet__image {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

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

.why-classvet__img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
}

/* Feature Cards */
.why-classvet__features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: #FFFFFF;
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color-orange);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 40px rgba(66, 133, 244, 0.2);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card__number {
    width: 60px;
    height: 60px;
    background: #4285f4;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 25px;
    box-shadow: 0 8px 20px rgba(66, 133, 244, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover .feature-card__number {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(66, 133, 244, 0.4);
}

.feature-card__title {
    font-size: 30px;
    font-weight: 700;
    line-height: 1.4;
    color: #2C3E50;
    margin-bottom: 20px;
    min-height: 60px;
}

.feature-card__content {
    font-size: 18px;
    line-height: 1.7;
    color: #5F6368;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.feature-card:hover .feature-card__content {
    opacity: 1;
}

.feature-card__content p {
    margin-bottom: 15px;
}

.feature-card__content p:last-child {
    margin-bottom: 0;
}

/* Accent Text */
.text-accent {
    color: var(--color-primary);
    font-weight: 700;
}

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

.why-classvet__header,
.why-classvet__content,
.feature-card {
    animation: fadeInUp 0.8s ease-out;
}

.feature-card:nth-child(1) {
    animation-delay: 0.1s;
}

.feature-card:nth-child(2) {
    animation-delay: 0.2s;
}

.feature-card:nth-child(3) {
    animation-delay: 0.3s;
}

/* Interactive States */
.feature-card.active {
    background: linear-gradient(135deg, #E8F0FE 0%, #F8F9FA 100%);
    border: 2px solid var(--color-primary);
}

.feature-card.active .feature-card__number {
    background: linear-gradient(135deg, #34A853 0%, #4285F4 100%);
}

/* Tooltip для карточек */
.feature-card::after {
    content: 'Нажмите для подробностей';
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(44, 62, 80, 0.9);
    color: #FFFFFF;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.feature-card:hover::after {
    opacity: 1;
    bottom: -35px;
}
/* ============================================
   Секция "Преимущества подписки"
   ============================================ */

.subscription-benefits {
    padding: 100px 0 120px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
    position: relative;
    overflow: hidden;
}

.subscription-benefits::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(46, 134, 193, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.subscription-benefits::after {
    content: '';
    position: absolute;
    bottom: -200px;
    left: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

/* Заголовок */
.subscription-benefits__title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    color: #2C3E50;
    margin-bottom: 80px;
    position: relative;
    z-index: 1;
}

.subscription-benefits__title .text-accent {
    color: #2E86C1;
    position: relative;
    display: inline-block;
}

.subscription-benefits__title .text-accent::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #2E86C1 0%, #E67E22 100%);
    border-radius: 2px;
}

/* Grid Layout */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(3, auto);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Карточки преимуществ */
.benefit-card {
    border-radius: 20px;
    padding: 40px 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.benefit-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.benefit-card:hover::before {
    opacity: 1;
}

/* Цвета карточек */
.benefit-card--orange {
    background: linear-gradient(135deg, #E67E22 0%, #D35400 100%);
    color: #FFFFFF;
}

.benefit-card--blue {
    background: linear-gradient(135deg, #2E86C1 0%, #1F5F8B 100%);
    color: #FFFFFF;
}

/* Размеры карточек */
.benefit-card--large {
    grid-column: span 2;
    min-height: 180px;
}

.benefit-card--medium {
    grid-column: span 2;
    min-height: 180px;
}

.benefit-card--small {
    grid-column: span 1;
    min-height: 180px;
}

/* Контент карточек */
.benefit-card__content {
    position: relative;
    z-index: 1;
}

.benefit-card__title {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.3;
    margin: 0 0 15px;
    color: inherit;
}

.benefit-card__text {
    font-size: 16px;
    line-height: 1.6;
    margin: 0;
    color: rgba(255, 255, 255, 0.95);
}

/* Иконки */
.benefit-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.benefit-icon svg {
    width: 100%;
    height: auto;
    max-width: 140px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 4px 15px rgba(0, 0, 0, 0.1));
}

.benefit-icon:hover svg {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 8px 25px rgba(0, 0, 0, 0.15));
}

/* Позиционирование элементов в Grid */
/* Строка 1 */
.benefit-card[data-benefit="access"] {
    grid-column: 1 / 3;
    grid-row: 1;
}

.benefit-card[data-benefit="experts"] {
    grid-column: 3 / 5;
    grid-row: 1;
}

/* Строка 2 */
.benefit-icon[data-icon="clock"] {
    grid-column: 1;
    grid-row: 2;
}

.benefit-card[data-benefit="approach"] {
    grid-column: 2 / 4;
    grid-row: 2;
}

.benefit-icon[data-icon="globe"] {
    grid-column: 4;
    grid-row: 2;
}

/* Строка 3 (дополнительные элементы) */
.benefit-icon[data-icon="path"] {
    grid-column: 1;
    grid-row: 2;
    align-self: start;
    justify-self: end;
    margin-top: -40px;
    margin-right: -20px;
}

.benefit-card[data-benefit="certificates"] {
    grid-column: 1 / 6;
    grid-row: 3;
}

/* Строка 4 */
.benefit-card[data-benefit="economy"] {
    grid-column: 1;
    grid-row: 4;
}

.benefit-icon[data-icon="glasses"] {
    grid-column: 2;
    grid-row: 4;
}

.benefit-card[
data-benefit="community"] {
    grid-column: 3;
    grid-row: 4;
}

.benefit-icon[data-icon="book"] {
    grid-column: 4;
    grid-row: 4;
}

/* Анимации появления */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.benefit-card,
.benefit-icon {
    animation: fadeInUp 0.8s ease-out;
    animation-fill-mode: both;
}

/* Задержки для каскадной анимации */
.benefit-card[data-benefit="access"] { animation-delay: 0.1s; }
.benefit-card[data-benefit="experts"] { animation-delay: 0.2s; }
.benefit-icon[data-icon="path"] { animation-delay: 0.3s; animation-name: scaleIn; }
.benefit-icon[data-icon="globe"] { animation-delay: 0.4s; animation-name: scaleIn; }
.benefit-icon[data-icon="clock"] { animation-delay: 0.5s; animation-name: scaleIn; }
.benefit-card[data-benefit="approach"] { animation-delay: 0.6s; }
.benefit-card[data-benefit="certificates"] { animation-delay: 0.7s; }
.benefit-card[data-benefit="economy"] { animation-delay: 0.8s; }
.benefit-icon[data-icon="glasses"] { animation-delay: 0.9s; animation-name: scaleIn; }
.benefit-card[data-benefit="community"] { animation-delay: 1s; }
.benefit-icon[data-icon="book"] { animation-delay: 1.1s; animation-name: scaleIn; }

/* Эффект пульсации для иконок */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.benefit-icon.active svg {
    animation: pulse 2s ease-in-out infinite;
}

/* Эффект свечения для активных карточек */
.benefit-card.active {
    box-shadow: 0 0 40px rgba(46, 134, 193, 0.4);
}

.benefit-card--orange.active {
    box-shadow: 0 0 40px rgba(230, 126, 34, 0.4);
}

/* Декоративные элементы */
.benefit-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

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

/* Числовые бейджи (опционально) */
.benefit-card__badge {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: #FFFFFF;
    backdrop-filter: blur(10px);
}

/* Тултипы при наведении */
.benefit-card:hover .benefit-card__title {
    transform: translateY(-5px);
    transition: transform 0.3s ease;
}

.benefit-card:hover .benefit-card__text {
    transform: translateY(5px);
    transition: transform 0.3s ease;
}

/* Улучшенные эффекты для карточек */
.benefit-card {
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform-style: preserve-3d;
}

/* Градиентная рамка при наведении */
.benefit-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    border-radius: 22px;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.benefit-card:hover::before {
    opacity: 1;
    animation: border-flow 2s linear infinite;
}

@keyframes border-flow {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Эффект частиц для иконок */
.benefit-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(46, 134, 193, 0.2) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

.benefit-icon:hover::after {
    opacity: 1;
    animation: pulse-glow 1.5s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.6;
    }
}

/* Текстовые эффекты */
.benefit-card__title {
    position: relative;
    display: inline-block;
}

.benefit-card:hover .benefit-card__title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.5);
    transform: scaleX(0);
    transform-origin: left;
    animation: underline-expand 0.4s ease forwards;
}

@keyframes underline-expand {
    to {
        transform: scaleX(1);
    }
}

/* Счетчики и бейджи */
.benefit-card[data-count]::before {
    content: attr(data-count);
    position: absolute;
    top: 15px;
    right: 15px;
    width: 35px;
    height: 35px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    backdrop-filter: blur(10px);
}
/* ============================================
   Секция "3 шага к новым знаниям"
   ============================================ */

.steps-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
    position: relative;
    overflow: hidden;
}

/* Заголовок */
.steps-section__title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    color: #2C3E50;
    margin-bottom: 80px;
}

.steps-section__title .text-accent {
    color: #E67E22;
    position: relative;
    display: inline-block;
}

.steps-section__title .text-accent::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #E67E22 0%, #D35400 100%);
    border-radius: 2px;
}

/* Сетка шагов */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

/* Карточка шага */
.step-card {
    position: relative;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.step-card:hover {
    transform: translateY(-10px);
}

.step-card__inner {
    background: #FFFFFF;
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    min-height: 280px;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.step-card:hover .step-card__inner {
    box-shadow: 0 15px 50px rgba(230, 126, 34, 0.2);
    border-color: #E67E22;
}

/* Заголовок карточки */
.step-card__header {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 25px;
}

.step-card__number {
    font-size: 20px;
    font-weight: 700;
    color: #E67E22;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.step-card__label {
    font-size: 18px;
    font-weight: 600;
    color: #5F6368;
}

/* Логотип */
.step-card__logo {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px 0;
}

.step-card__logo-svg {
    width: 100%;
    max-width: 200px;
    height: auto;
    filter: drop-shadow(0 4px 15px rgba(230, 126, 34, 0.2));
    transition: all 0.4s ease;
}

.step-card:hover .step-card__logo-svg {
    transform: scale(1.1);
    filter: drop-shadow(0 8px 25px rgba(230, 126, 34, 0.3));
}

/* Контент карточки */
.step-card__content {
    flex: 1;
    display: flex;
    align-items: center;
}

.step-card__text {
    font-size: 16px;
    line-height: 1.6;
    color: #2C3E50;
    margin: 0;
}

/* Соединительные стрелки */
.step-card__connector {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.step-card:hover .step-card__connector {
    opacity: 1;
}

.step-card__connector--right {
    right: -50px;
}

.step-card__connector svg {
    display: block;
}

/* Анимации появления */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.step-card {
    animation: fadeInUp 0.8s ease-out;
    animation-fill-mode: both;
}

.step-card[data-step="1"] { animation-delay: 0.1s; }
.step-card[data-step="2"] { animation-delay: 0.3s; }
.step-card[data-step="3"] { animation-delay: 0.5s; }

/* ============================================
   Секция CTA (Call to Action)
   ============================================ */

.cta-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #E67E22 0%, #D35400 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::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 30s linear infinite;
}

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

/* Блок CTA */
.cta-block {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-block__title {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.2;
    color: #FFFFFF;
    margin-bottom: 30px;
}

.cta-block__text {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.95);
    margin: 0 0 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Кнопка */
.cta-block__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 20px 60px;
    background: #FFFFFF;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 700;
    color: #E67E22;
    cursor: pointer;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.cta-block__button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(230, 126, 34, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.cta-block__button:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.cta-block__button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-block__button:active {
    transform: translateY(-2px) scale(1.02);
}

.cta-block__button-logo {
    width: 180px;
    height: auto;
    position: relative;
    z-index: 1;
}

/* Декоративные элементы */
.cta-block__decoration {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    pointer-events: none;
}

.cta-block__decoration--1 {
    width: 300px;
    height: 300px;
    top: -150px;
    left: -100px;
    animation: float 6s ease-in-out infinite;
}

.cta-block__decoration--2 {
    width: 200px;
    height: 200px;
    bottom: -100px;
    right: -50px;
    animation: float 8s ease-in-out infinite reverse;
}

.cta-block__decoration--3 {
    width: 150px;
    height: 150px;
    top: 50%;
    right: 10%;
    animation: float  10s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-30px) scale(1.1);
    }
}

/* Эффект пульсации для кнопки */
@keyframes pulse {
    0%, 100% {
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    }
    50% {
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2), 0 0 0 20px rgba(255, 255, 255, 0.1);
    }
}

.cta-block__button {
    animation: pulse 3s ease-in-out infinite;
}

.cta-block__button:hover {
    animation: none;
}

/* Эффект частиц */
.cta-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
            radial-gradient(circle, rgba(255, 255, 255, 0.3) 1px, transparent 1px),
            radial-gradient(circle, rgba(255, 255, 255, 0.2) 1px, transparent 1px);
    background-size: 50px 50px, 80px 80px;
    background-position: 0 0, 40px 40px;
    opacity: 0.3;
    pointer-events: none;
}

/* Градиентная анимация текста */
.cta-block__title {
    background: linear-gradient(90deg, #FFFFFF 0%, #FFF9E6 50%, #FFFFFF 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% center;
    }
    50% {
        background-position: 100% center;
    }
}

/* Эффект свечения для карточек */
.step-card__inner::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #E67E22, #D35400, #E67E22);
    border-radius: 22px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
    filter: blur(10px);
}

.step-card:hover .step-card__inner::after {
    opacity: 0.5;
}

/* Счетчик шагов */
.step-card::before {
    content: attr(data-step);
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #E67E22 0%, #D35400 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: #FFFFFF;
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.4);
    z-index: 2;
    transition: all 0.4s ease;
}

.step-card:hover::before {
    transform: translateX(-50%) scale(1.2) rotate(360deg);
}

/* Прогресс бар между шагами */
.steps-grid::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #E67E22 0%, #E67E22 33%, #CBD5E0 33%, #CBD5E0 66%, #CBD5E0 66%, #CBD5E0 100%);
    transform: translateY(-50%);
    z-index: 0;
    border-radius: 2px;
}

/* Tooltip для шагов */
.step-card[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -60px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, bottom 0.3s ease;
    z-index: 100;
}

.step-card:hover[data-tooltip]::after {
    opacity: 1;
    bottom: -50px;
}