/* ---------- Базовые стили (тёмная тема) ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    background: #0A0A0A;
    color: #F0F0F0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: #F0F0F0;
    text-decoration: none;
}

.container {
    padding: 0 40px;
    max-width: 1400px;
    margin: 0 auto;
}

/* ---------- Цвета (тёмные) ---------- */
.bg-white {
    background: #1A1A1A;
}

.bg-light {
    background: #111111;
}

.bg-dark-light {
    background: #0D0D0D;
}

.text-green {
    color: #33CC00;
}

.text-dark {
    color: #F0F0F0;
}

.text-gray {
    color: #AAAAAA;
}

/* ---------- Шрифты ---------- */
h1,
h2,
h3 {
    font-family: 'Russo One', sans-serif;
    font-weight: 400;
    letter-spacing: 0.5px;
}

.section-title {
    font-family: 'Russo One', sans-serif;
    font-size: 42px;
    margin-bottom: 40px;
    text-align: center;
    color: #F0F0F0;
}

.section-title span {
    color: #33CC00;
}

/* ---------- Шапка ---------- */
.header {
    display: flex;
    justify-content: center;
    padding: 20px 40px;
    border-bottom: 4px solid #33CC00;
    background: #000000;
    width: 100%;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1400px;
}

.header-logo img {
    height: 250px;
    width: auto;
    display: block;
    border-radius: 16px;
}

.header-phone {
    font-weight: 700;
    font-size: 22px;
    color: #33CC00;
    background: rgba(51, 204, 0, 0.15);
    padding: 14px 28px;
    border-radius: 40px;
    border: 2px solid rgba(51, 204, 0, 0.3);
    white-space: nowrap;
    transition: all 0.3s ease;
}

.header-phone:hover {
    background: rgba(51, 204, 0, 0.25);
    transform: scale(1.02);
}

/* ---------- Герой ---------- */
.hero {
    padding: 80px 0 100px;
    text-align: center;
    background: transparent;
}

.hero h1 {
    font-size: 68px;
    line-height: 1.1;
    margin-bottom: 20px;
    color: #F0F0F0;
}

.hero h1 span {
    color: #33CC00;
}

.hero p {
    font-size: 24px;
    color: #CCCCCC;
    margin-bottom: 36px;
}

.hero .sub-info {
    font-size: 18px;
    color: #999;
    margin-top: 20px;
}

.hero .sub-info span {
    color: #33CC00;
}

/* ---------- Кнопки ---------- */
.btn {
    display: inline-block;
    font-family: 'Russo One', sans-serif;
    font-size: 24px;
    padding: 20px 56px;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    text-align: center;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: #33CC00;
    color: #0A0A0A;
    box-shadow: 0 4px 20px rgba(51, 204, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(51, 204, 0, 0.4);
}

.btn-primary:active {
    transform: scale(0.97);
}

.btn-inline {
    display: inline-block;
    width: auto;
    padding: 18px 48px;
    font-size: 20px;
}

/* ---------- Секции ---------- */
.section {
    padding: 80px 0;
}

/* ---------- Преимущества ---------- */
.features-wrap {
    display: flex;
    gap: 60px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    flex: 2;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: #1A1A1A;
    padding: 28px 32px;
    border-radius: 16px;
    border-left: 6px solid #33CC00;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.feature-item h4 {
    font-family: 'Russo One', sans-serif;
    font-size: 20px;
    color: #33CC00;
    margin-bottom: 6px;
}

.feature-item p {
    font-size: 16px;
    color: #CCCCCC;
}

.features-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.features-image img {
    max-width: 550px;
    width: 100%;
    height: auto;
}

/* ---------- Тренер ---------- */
.trainer-card {
    background: #1A1A1A;
    border-radius: 16px;
    padding: 48px;
    border: 1px solid #2A2A2A;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    max-width: 1000px;
    margin: 0 auto;
}

.trainer-card .name {
    font-family: 'Russo One', sans-serif;
    font-size: 36px;
    color: #33CC00;
}

.trainer-card .record {
    font-size: 22px;
    font-weight: 700;
    color: #F0F0F0;
    margin: 4px 0;
}

.trainer-card .bio {
    margin-top: 20px;
    background: #0D0D0D;
    border-radius: 12px;
    padding: 28px;
    border: 1px solid #2A2A2A;
    color: #CCCCCC;
    font-size: 18px;
    line-height: 1.7;
}

/* ---------- Влияние ---------- */
.influence-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 24px;
}

.influence-item {
    background: #1A1A1A;
    border-radius: 12px;
    padding: 24px 28px;
    border-left: 6px solid #33CC00;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.influence-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

.influence-item .title {
    font-family: 'Russo One', sans-serif;
    font-weight: 700;
    font-size: 20px;
    color: #33CC00;
}

.influence-item p {
    color: #CCCCCC;
    font-size: 16px;
    margin-top: 4px;
}

/* ---------- Семейные скидки ---------- */
.family-card {
    background: #1A1A1A;
    border-radius: 16px;
    padding: 48px;
    border: 3px solid #33CC00;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    max-width: 1000px;
    margin: 0 auto;
}

.family-card h3 {
    font-family: 'Russo One', sans-serif;
    font-size: 32px;
    color: #33CC00;
    margin: 8px 0;
}

.family-card p {
    color: #CCCCCC;
    font-size: 18px;
    line-height: 1.6;
}

.family-card .badge {
    margin-top: 20px;
    background: #0D0D0D;
    border-radius: 12px;
    padding: 16px 28px;
    border: 1px solid #2A2A2A;
    display: inline-block;
    color: #33CC00;
    font-weight: 700;
    font-size: 18px;
}

/* ---------- Дневники ---------- */
.diploma-block {
    background: #1A1A1A;
    border-radius: 16px;
    padding: 32px;
    border: 1px solid #2A2A2A;
    margin-bottom: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.diploma-block .lead {
    font-family: 'Russo One', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #33CC00;
}

.diploma-block p {
    color: #CCCCCC;
    line-height: 1.7;
    margin-top: 10px;
    font-size: 17px;
}

.diploma-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.diploma-card {
    background: #1A1A1A;
    border-radius: 16px;
    padding: 28px;
    border: 1px solid #2A2A2A;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.diploma-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

.diploma-card h3 {
    font-family: 'Russo One', sans-serif;
    font-size: 22px;
    color: #33CC00;
    margin: 8px 0;
}

.diploma-card p {
    font-size: 16px;
    color: #CCCCCC;
}

/* ---------- Челленджи ---------- */
.challenge-block {
    background: #1A1A1A;
    border-radius: 16px;
    padding: 40px;
    border: 1px solid #2A2A2A;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    max-width: 1000px;
    margin: 0 auto;
}

.challenge-block .title {
    font-family: 'Russo One', sans-serif;
    font-size: 26px;
    color: #33CC00;
    margin: 8px 0;
}

.challenge-block p {
    color: #CCCCCC;
    font-size: 17px;
    line-height: 1.6;
}

.challenge-badge {
    margin-top: 16px;
    background: #0D0D0D;
    border-radius: 12px;
    padding: 16px 24px;
    border: 1px solid #2A2A2A;
    font-size: 16px;
    color: #CCCCCC;
}

.challenge-badge .highlight {
    color: #33CC00;
    font-weight: 700;
}

/* ---------- Ученики ---------- */
.students-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.student-item {
    background: #1A1A1A;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid #2A2A2A;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.student-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

.student-item img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.student-item .name {
    padding: 12px 8px;
    font-weight: 700;
    font-size: 15px;
    color: #F0F0F0;
    background: #0D0D0D;
}

/* ---------- Победы ---------- */
.achievement-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.achievement-item {
    background: #1A1A1A;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid #2A2A2A;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.achievement-item:hover {
    transform: translateY(-4px);
    border-color: #33CC00;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.achievement-item img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.city-label {
    text-align: center;
    padding: 12px 8px;
    font-weight: 700;
    font-size: 15px;
    color: #F0F0F0;
    background: #0D0D0D;
}

/* ---------- Отзывы ---------- */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.review-item {
    background: #1A1A1A;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid #2A2A2A;
    padding: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.review-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

.review-item img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

/* ---------- Видео ---------- */
.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.video-grid a {
    background: #1A1A1A;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid #2A2A2A;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.video-grid a:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
    border-color: #33CC00;
}

.video-grid a .video-name {
    font-family: 'Russo One', sans-serif;
    font-weight: 700;
    font-size: 17px;
    color: #33CC00;
}

.video-grid a .video-desc {
    font-size: 14px;
    color: #CCCCCC;
    margin-top: 4px;
}

/* ---------- Форма ---------- */
.form-card {
    background: #1A1A1A;
    padding: 40px 48px;
    border-radius: 16px;
    border: 1px solid #2A2A2A;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    max-width: 700px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: #33CC00;
    margin-bottom: 6px;
}

.form-group input {
    width: 100%;
    padding: 14px 18px;
    font-size: 17px;
    font-family: 'Open Sans', sans-serif;
    background: #0D0D0D;
    border: 2px solid #2A2A2A;
    border-radius: 12px;
    color: #F0F0F0;
    outline: none;
    transition: border 0.2s;
}

.form-group input:focus {
    border-color: #33CC00;
}

.form-group input::placeholder {
    color: #666;
}

.form-group input.error {
    border-color: #ff4444;
}

.error-message {
    color: #ff4444;
    font-size: 13px;
    margin-top: 4px;
    display: none;
}

.error-message.visible {
    display: block;
}

.form-agreement {
    font-size: 13px;
    color: #666;
    text-align: center;
    margin-top: 14px;
}

/* ---------- Успешное сообщение ---------- */
.form-success {
    text-align: center;
    padding: 40px 30px;
    background: rgba(51, 204, 0, 0.08);
    border-radius: 16px;
    border: 3px solid #33CC00;
    max-width: 700px;
    margin: 0 auto 30px;
    animation: fadeIn 0.5s ease;
}

.form-success .icon {
    font-size: 72px;
    margin-bottom: 12px;
}

.form-success h3 {
    font-family: 'Russo One', sans-serif;
    font-size: 28px;
    color: #33CC00;
    margin-bottom: 8px;
}

.form-success p {
    font-size: 18px;
    color: #CCCCCC;
    line-height: 1.6;
}

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

/* ---------- Сообщения об ошибках ---------- */
.form-errors {
    background: rgba(255, 0, 0, 0.08);
    border: 2px solid #ff4444;
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 20px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.form-errors ul {
    list-style: none;
    padding: 0;
}

.form-errors li {
    padding: 4px 0;
    font-size: 15px;
    color: #ff6666;
}

/* ---------- Контакты ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-item {
    background: #1A1A1A;
    padding: 28px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid #2A2A2A;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

.contact-item .label {
    font-size: 14px;
    color: #888;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-item .value {
    font-size: 20px;
    font-weight: 600;
    color: #F0F0F0;
    margin-top: 4px;
}

.contact-item .value a {
    color: #33CC00;
}

.contact-item .social-links {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 8px;
}

.contact-item .social-links a {
    color: #33CC00;
    font-weight: 700;
    font-size: 18px;
    padding: 4px 12px;
    border: 1px solid #33CC00;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-item .social-links a:hover {
    background: #33CC00;
    color: #0A0A0A;
}

/* ---------- Подвал ---------- */
.footer {
    padding: 32px 0;
    text-align: center;
    font-size: 15px;
    color: #666;
    border-top: 1px solid #2A2A2A;
}

/* ============================================
   АДАПТАЦИЯ ДЛЯ ВСЕХ ЭКРАНОВ
   ============================================ */

/* ---------- 1920+ (4K и большие мониторы) ---------- */
@media (min-width: 1921px) {
    .container {
        max-width: 1600px;
        padding: 0 60px;
    }
    .hero h1 {
        font-size: 76px;
    }
    .section-title {
        font-size: 48px;
    }
    .features-image img {
        max-width: 650px;
    }
    .header-logo img {
        height: 280px;
    }
}

/* ---------- 1400px (большие ноутбуки) ---------- */
@media (max-width: 1400px) {
    .container {
        padding: 0 30px;
        max-width: 1200px;
    }
    .hero h1 {
        font-size: 52px;
    }
    .section-title {
        font-size: 34px;
    }
    .features-wrap {
        gap: 40px;
    }
    .features-image img {
        max-width: 400px;
    }
    .header-logo img {
        height: 200px;
    }
}

/* ---------- 1200px (средние ноутбуки) ---------- */
@media (max-width: 1200px) {
    .students-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .achievement-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .video-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .header-logo img {
        height: 160px;
    }
}

/* ---------- 992px (планшеты) ---------- */
@media (max-width: 992px) {
    .features-wrap {
        flex-direction: column;
        padding: 0 20px;
    }
    .features-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .features-image img {
        max-width: 300px;
    }
    .students-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .achievement-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .header-logo img {
        height: 140px;
    }
    .header-phone {
        font-size: 18px;
        padding: 10px 20px;
    }
    .hero h1 {
        font-size: 44px;
    }
    .section-title {
        font-size: 30px;
    }
    .trainer-card .name {
        font-size: 28px;
    }
}

/* ---------- 768px (маленькие планшеты, большие телефоны) ---------- */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .header {
        padding: 12px 16px;
    }
    .header-inner {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }
    .header-logo img {
        height: 100px;
    }
    .header-phone {
        font-size: 14px;
        padding: 8px 16px;
    }
    
    .hero {
        padding: 40px 0 50px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .hero p {
        font-size: 16px;
        margin-bottom: 24px;
    }
    .hero .sub-info {
        font-size: 14px;
    }
    
    .btn {
        font-size: 18px;
        padding: 14px 32px;
    }
    .btn-inline {
        font-size: 16px;
        padding: 12px 28px;
    }
    
    .section {
        padding: 40px 0;
    }
    .section-title {
        font-size: 26px;
        margin-bottom: 24px;
    }
    
    .features-wrap {
        padding: 0 16px;
        gap: 20px;
    }
    .features-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .feature-item {
        padding: 20px 24px;
    }
    .feature-item h4 {
        font-size: 17px;
    }
    .feature-item p {
        font-size: 14px;
    }
    .features-image img {
        max-width: 200px;
    }
    
    .trainer-card {
        padding: 24px 20px;
    }
    .trainer-card .name {
        font-size: 24px;
    }
    .trainer-card .record {
        font-size: 17px;
    }
    .trainer-card .bio {
        font-size: 15px;
        padding: 16px;
    }
    
    .influence-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .influence-item {
        padding: 16px 20px;
    }
    .influence-item .title {
        font-size: 17px;
    }
    .influence-item p {
        font-size: 14px;
    }
    
    .family-card {
        padding: 24px 20px;
    }
    .family-card h3 {
        font-size: 22px;
    }
    .family-card p {
        font-size: 15px;
    }
    .family-card .badge {
        font-size: 15px;
        padding: 12px 20px;
    }
    
    .diploma-block {
        padding: 20px;
    }
    .diploma-block .lead {
        font-size: 17px;
    }
    .diploma-block p {
        font-size: 14px;
    }
    .diploma-cards {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .diploma-card {
        padding: 20px;
    }
    .diploma-card h3 {
        font-size: 18px;
    }
    .diploma-card p {
        font-size: 14px;
    }
    
    .challenge-block {
        padding: 24px 20px;
    }
    .challenge-block .title {
        font-size: 20px;
    }
    .challenge-block p {
        font-size: 15px;
    }
    .challenge-badge {
        font-size: 14px;
        padding: 12px 16px;
    }
    
    .students-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .student-item img {
        height: 140px;
    }
    .student-item .name {
        font-size: 13px;
        padding: 8px 6px;
    }
    
    .achievement-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .achievement-item img {
        height: 140px;
    }
    .city-label {
        font-size: 13px;
        padding: 8px 6px;
    }
    
    .video-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .video-grid a .video-name {
        font-size: 15px;
    }
    .video-grid a .video-desc {
        font-size: 13px;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .form-card {
        padding: 24px 20px;
        margin: 0 4px;
    }
    .form-group label {
        font-size: 14px;
    }
    .form-group input {
        font-size: 15px;
        padding: 12px 16px;
    }
    
    .form-success {
        padding: 30px 20px;
        margin: 0 4px 20px;
    }
    .form-success .icon {
        font-size: 56px;
    }
    .form-success h3 {
        font-size: 22px;
    }
    .form-success p {
        font-size: 15px;
    }
    
    .form-errors {
        padding: 12px 16px;
        margin: 0 4px 16px;
    }
    .form-errors li {
        font-size: 14px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .contact-item {
        padding: 20px;
    }
    .contact-item .value {
        font-size: 17px;
    }
    .contact-item .social-links a {
        font-size: 16px;
        padding: 4px 12px;
    }
    
    .footer {
        padding: 20px 0;
        font-size: 13px;
    }
}

/* ---------- 480px (средние телефоны) ---------- */
@media (max-width: 480px) {
    .header-logo img {
        height: 80px;
    }
    .header-phone {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    .hero p {
        font-size: 14px;
    }
    .hero .sub-info {
        font-size: 12px;
    }
    
    .btn {
        font-size: 16px;
        padding: 12px 24px;
    }
    .btn-inline {
        font-size: 14px;
        padding: 10px 20px;
    }
    
    .section-title {
        font-size: 22px;
        margin-bottom: 20px;
    }
    
    .feature-item {
        padding: 16px 20px;
    }
    .feature-item h4 {
        font-size: 15px;
    }
    .feature-item p {
        font-size: 13px;
    }
    
    .features-image img {
        max-width: 160px;
    }
    
    .students-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .student-item img {
        height: 120px;
    }
    .student-item .name {
        font-size: 12px;
        padding: 6px 4px;
    }
    
    .achievement-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    .achievement-item img {
        height: 120px;
    }
    .city-label {
        font-size: 12px;
        padding: 6px 4px;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    
    .form-card {
        padding: 18px 16px;
    }
    .form-group input {
        font-size: 14px;
        padding: 10px 14px;
    }
    
    .form-success {
        padding: 24px 16px;
    }
    .form-success .icon {
        font-size: 48px;
    }
    .form-success h3 {
        font-size: 18px;
    }
    .form-success p {
        font-size: 14px;
    }
    
    .family-card h3 {
        font-size: 18px;
    }
    .family-card p {
        font-size: 14px;
    }
    .family-card .badge {
        font-size: 13px;
        padding: 10px 16px;
    }
    
    .trainer-card .name {
        font-size: 20px;
    }
    .trainer-card .record {
        font-size: 14px;
    }
    .trainer-card .bio {
        font-size: 14px;
        padding: 12px;
    }
    
    .contact-item .value {
        font-size: 15px;
    }
    .contact-item .social-links a {
        font-size: 14px;
        padding: 4px 10px;
    }
    
    .footer {
        font-size: 12px;
        padding: 16px 0;
    }
}

/* ---------- 380px (маленькие телефоны) ---------- */
@media (max-width: 380px) {
    .container {
        padding: 0 10px;
    }
    
    .header-logo img {
        height: 65px;
    }
    .header-phone {
        font-size: 11px;
        padding: 4px 10px;
    }
    
    .hero h1 {
        font-size: 24px;
    }
    .hero p {
        font-size: 13px;
    }
    
    .section-title {
        font-size: 20px;
    }
    
    .feature-item {
        padding: 14px 16px;
    }
    .feature-item h4 {
        font-size: 14px;
    }
    .feature-item p {
        font-size: 12px;
    }
    
    .students-grid {
        gap: 8px;
    }
    .student-item img {
        height: 100px;
    }
    .student-item .name {
        font-size: 11px;
    }
    
    .achievement-grid {
        gap: 8px;
    }
    .achievement-item img {
        height: 100px;
    }
    .city-label {
        font-size: 11px;
        padding: 4px 4px;
    }
    
    .btn {
        font-size: 14px;
        padding: 10px 20px;
    }
    
    .form-card {
        padding: 14px 12px;
    }
    .form-group input {
        font-size: 13px;
        padding: 8px 12px;
    }
    .form-group label {
        font-size: 13px;
    }
    
    .form-success h3 {
        font-size: 16px;
    }
    .form-success p {
        font-size: 13px;
    }
}

/* ---------- 320px (самые маленькие телефоны) ---------- */
@media (max-width: 320px) {
    .container {
        padding: 0 8px;
    }
    
    .header-logo img {
        height: 55px;
    }
    .header-phone {
        font-size: 10px;
        padding: 4px 8px;
    }
    
    .hero h1 {
        font-size: 20px;
    }
    .hero p {
        font-size: 12px;
        margin-bottom: 16px;
    }
    
    .section-title {
        font-size: 18px;
        margin-bottom: 16px;
    }
    
    .feature-item {
        padding: 12px 14px;
        gap: 12px;
    }
    .feature-item h4 {
        font-size: 13px;
    }
    .feature-item p {
        font-size: 11px;
    }
    
    .btn {
        font-size: 13px;
        padding: 10px 16px;
    }
    
    .form-card {
        padding: 12px 10px;
    }
    .form-group input {
        font-size: 12px;
        padding: 8px 10px;
    }
    .form-group label {
        font-size: 12px;
    }
    
    .form-success {
        padding: 16px 12px;
    }
    .form-success .icon {
        font-size: 36px;
    }
    .form-success h3 {
        font-size: 15px;
    }
    .form-success p {
        font-size: 12px;
    }
    
    .students-grid {
        gap: 6px;
    }
    .student-item img {
        height: 80px;
    }
    .student-item .name {
        font-size: 10px;
        padding: 4px 4px;
    }
    
    .achievement-grid {
        gap: 6px;
    }
    .achievement-item img {
        height: 80px;
    }
    .city-label {
        font-size: 10px;
        padding: 4px 4px;
    }
    
    .family-card h3 {
        font-size: 16px;
    }
    .family-card p {
        font-size: 12px;
    }
    .family-card .badge {
        font-size: 12px;
        padding: 8px 12px;
    }
    
    .trainer-card .name {
        font-size: 17px;
    }
    .trainer-card .record {
        font-size: 12px;
    }
    .trainer-card .bio {
        font-size: 12px;
        padding: 10px;
    }
    
    .diploma-card h3 {
        font-size: 15px;
    }
    .diploma-card p {
        font-size: 12px;
    }
    
    .challenge-block .title {
        font-size: 16px;
    }
    .challenge-block p {
        font-size: 13px;
    }
    .challenge-badge {
        font-size: 12px;
        padding: 8px 12px;
    }
    
    .contact-item .value {
        font-size: 13px;
    }
    .contact-item .social-links a {
        font-size: 12px;
        padding: 4px 8px;
    }
    
    .footer {
        font-size: 10px;
        padding: 12px 0;
    }
}
#mySwiper {
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 600px;
    margin: 40px auto 0;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

#mySwiper .swiper-slide img {
    width: 100%;
    height: auto;      /* сохраняет пропорции, фото не обрезаются */
    display: block;
}

/* Адаптация для мобильных */
@media (max-width: 768px) {
    #mySwiper {
        max-width: 100%;
        margin: 20px 10px 0;
        border-radius: 12px;
    }
    .swiper-button-next,
    .swiper-button-prev {
        width: 36px;
        height: 36px;
    }
    .swiper-button-next::after,
    .swiper-button-prev::after {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    #mySwiper {
        margin: 16px 6px 0;
        border-radius: 10px;
    }
}
#cookie-banner {
    flex-direction: row;
}
@media (max-width: 600px) {
    #cookie-banner {
        flex-direction: column;
        text-align: center;
        padding: 12px 16px;
    }
    #cookie-banner button {
        width: 100%;
        white-space: normal;
    }
}