main > .container {
    padding: 70px 15px 20px;
}

.footer {
    background-color: #f5f5f5;
    font-size: .9em;
    height: 60px;
}

.footer > .container {
    padding-right: 15px;
    padding-left: 15px;
}

.not-set {
    color: #c55;
    font-style: italic;
}

/* add sorting icons to gridview sort links */
a.asc:after, a.desc:after {
    content: '';
    left: 3px;
    display: inline-block;
    width: 0;
    height: 0;
    border: solid 5px transparent;
    margin: 4px 4px 2px 4px;
    background: transparent;
}

a.asc:after {
    border-bottom: solid 7px #212529;
    border-top-width: 0;
}

a.desc:after {
    border-top: solid 7px #212529;
    border-bottom-width: 0;
}

.grid-view th {
    white-space: nowrap;
}

.hint-block {
    display: block;
    margin-top: 5px;
    color: #999;
}

.error-summary {
    color: #a94442;
    background: #fdf7f7;
    border-left: 3px solid #eed3d7;
    padding: 10px 20px;
    margin: 0 0 15px 0;
}

/* align the logout "link" (button in form) of the navbar */
.nav li > form > button.logout {
    padding-top: 7px;
    color: rgba(255, 255, 255, 0.5);
}

@media(max-width:767px) {
    .nav li > form > button.logout {
        display:block;
        text-align: left;
        width: 100%;
        padding: 10px 0;
    }
}

.nav > li > form > button.logout:focus,
.nav > li > form > button.logout:hover {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.75);
}

.nav > li > form > button.logout:focus {
    outline: none;
}

.form-group {
    margin-bottom: 1rem;
}

/* Стили для навбара - уменьшенная высота */
/* Стили для навбара - увеличенная высота */
.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    min-height: 75px !important; /* Увеличил с 55px */
    padding-top: 0.6rem !important;
    padding-bottom: 0.6rem !important;
}

.navbar-brand {
    height: 50px;
    display: flex;
    align-items: center;
}

.navbar-nav {
    flex-wrap: nowrap;
}

.navbar-nav .nav-link {
    padding: 0.5rem 0.8rem; /* Увеличил padding */
    font-weight: 500;
    transition: all 0.3s ease;
    border-radius: 4px;
    margin: 0 1px;
    white-space: nowrap;
    font-size: 1rem; /* Увеличил шрифт */
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.navbar-nav .nav-item.active .nav-link {
    background-color: rgba(255, 255, 255, 0.15);
}

.navbar-nav .nav-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

/* Соц сети и вход/выход в правом углу */
.navbar .d-flex.justify-content-between {
    width: 100%;
    align-items: center;
}

.social-icons {
    gap: 10px; /* Увеличил расстояние между иконками */
    flex-shrink: 0;
    margin-left: 15px; /* Увеличил отступ */
    display: flex;
    align-items: center;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px; /* Увеличил размер иконок */
    height: 32px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.social-icon:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Кнопка выхода */
.navbar-nav .logout {
    padding: 0.5rem 0.8rem; /* Увеличил padding */
    margin: 0;
    text-align: right;
    font-size: 1rem; /* Увеличил шрифт */
    line-height: 1.4;
}

/* Для мобильных устройств */
@media (max-width: 991.98px) {
    .navbar .d-flex.justify-content-between {
        flex-direction: column;
        gap: 15px; /* Увеличил расстояние */
    }

    .navbar-nav.mx-auto,
    .navbar-nav:not(.mx-auto) {
        flex-direction: column;
        width: 100%;
        text-align: center;
    }

    .navbar-nav .nav-item {
        width: 100%;
        margin-bottom: 5px; /* Увеличил отступ */
    }

    .navbar-nav .nav-link {
        padding: 0.6rem 1rem; /* Увеличил padding */
        margin: 2px 0;
        font-size: 1rem;
    }

    .social-icons {
        justify-content: center;
        margin: 10px 0 0 0;
        gap: 15px; /* Увеличил расстояние между иконками */
    }

    .navbar .d-flex.align-items-center.gap-2 {
        flex-direction: column;
        gap: 10px; /* Увеличил расстояние */
        width: 100%;
    }

    .navbar .d-flex.align-items-center.gap-2 .navbar-nav {
        width: 100%;
    }
}

/* Для средних экранов */
@media (min-width: 768px) and (max-width: 991.98px) {
    .navbar-nav .nav-link {
        padding: 0.45rem 0.6rem;
        font-size: 0.95rem;
    }

    .social-icon {
        width: 30px;
        height: 30px;
    }

    .social-icons {
        gap: 8px;
    }
}

/* Стили для футера - расположение 2 на 2 */
#footer {
    margin-top: auto;
}

.footer-nav {
    display: grid;
    grid-template-columns: repeat(2, auto);
    gap: 8px 20px;
    justify-content: center;
}

.footer-nav .nav-link {
    padding: 5px 0;
    transition: all 0.3s ease;
    text-align: center;
    min-width: 120px;
    white-space: nowrap;
}

.footer-nav .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    text-decoration: none;
    padding-left: 10px;
    padding-right: 10px;
}

.footer-copyright {
    font-size: 0.9em;
    opacity: 0.9;
}

#footer .social-icons {
    justify-content: flex-end;
}

#footer .social-icon {
    background-color: rgba(255, 255, 255, 0.15);
}

#footer .social-icon:hover {
    background-color: rgba(255, 255, 255, 0.25);
}

/* Адаптивность футера */
@media (max-width: 767.98px) {
    #footer .row.align-items-center {
        text-align: center;
        gap: 30px;
    }

    #footer .col-md-4 {
        width: 100%;
        margin-bottom: 20px;
    }

    #footer .social-icons {
        justify-content: center;
        margin-top: 15px;
    }

    .footer-nav {
        grid-template-columns: 1fr;
        gap: 10px;
        text-align: center;
    }

    .footer-nav .nav-link {
        min-width: auto;
        display: inline-block;
        padding: 8px 15px;
    }
}

@media (min-width: 1920px) {
    .navbar-nav .nav-link {
        padding: 0.6rem 1.2rem;
        font-size: 1.1rem;
        margin: 0 3px;
    }

    .navbar .d-flex.align-items-center.gap-2 {
        gap: 20px;
    }

    .social-icons {
        gap: 15px;
    }

    .social-icon {
        width: 40px;
        height: 40px;
    }

    .navbar-brand img {
        width: 120px !important;
    }

    .logout {
        font-size: 1.1rem !important;
        padding: 0.6rem 1.2rem !important;
    }
}

/* Для очень больших экранов (более 2560px) */
@media (min-width: 2560px) {
    .navbar-nav .nav-link {
        padding: 0.7rem 1.5rem;
        font-size: 1.2rem;
        margin: 0 5px;
    }

    .navbar .d-flex.align-items-center.gap-2 {
        gap: 30px;
    }

    .social-icons {
        gap: 20px;
    }

    .social-icon {
        width: 45px;
        height: 45px;
    }

    .navbar-brand img {
        width: 140px !important;
    }

    .logout {
        font-size: 1.2rem !important;
        padding: 0.7rem 1.5rem !important;
    }
}

 .chess-admin-theme {
     font-family: 'Georgia', 'Times New Roman', serif;
     background-color: #f8f1e5;
     padding: 30px;
     border-radius: 15px;
     max-width: 900px;
     margin: 30px auto;
     box-shadow: 0 5px 15px rgba(139, 69, 19, 0.2);
     position: relative;
     overflow: hidden;
 }

.chess-admin-title {
    color: #5a3921;
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
    font-weight: bold;
}

.chess-admin-subtitle {
    color: #8b4513;
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 30px;
    font-style: italic;
}

.chess-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, #8b4513, transparent);
    margin: 20px 0;


}


.chess-button-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.chess-admin-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 20px;
    border-radius: 10px;
    text-decoration: none;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
    z-index: 1;
    border: 2px solid transparent;
}

.chess-admin-btn i {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.chess-admin-btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.9), rgba(91, 57, 33, 0.9));
    z-index: -1;
    transition: all 0.3s ease;
}

.chess-admin-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}

.chess-admin-btn:hover:before {
    background: linear-gradient(135deg, rgba(139, 69, 19, 1), rgba(91, 57, 33, 1));
}

.chess-tournament-btn:before {
    background: linear-gradient(135deg, rgba(106, 81, 56, 0.9), rgba(70, 50, 30, 0.9));
}

.chess-planning-btn:before {
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.9), rgba(91, 57, 33, 0.9));
}

.chess-board-decoration {
    position: absolute;
    bottom: -30px;
    right: -30px;
    opacity: 0.1;
    z-index: 0;
}

.chess-piece {
    width: 100px;
    height: 100px;
    background-size: contain;
    background-repeat: no-repeat;
    position: absolute;
}

.king {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 45 45"><g fill="none" fill-rule="evenodd" stroke="%23000" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"><path d="M22.5 11.63V6M20 8h5" stroke="%23000"/><path d="M22.5 25s4.5-7.5 3-10.5c0 0-1-2.5-3-2.5s-3 2.5-3 2.5c-1.5 3 3 10.5 3 10.5" fill="%23000" stroke-linecap="butt"/><path d="M11.5 37c5.5 3.5 15.5 3.5 21 0v-7s9-4.5 6-10.5c-4-6.5-13.5-3.5-16 4V27v-3.5c-3.5-7.5-13-10.5-16-4-3 6 5 10 5 10V37z" fill="%23000"/><path d="M11.5 30c5.5-3 15.5-3 21 0m-21 3.5c5.5-3 15.5-3 21 0m-21 3.5c5.5-3 15.5-3 21 0" stroke="%23fff"/></g></svg>');
    right: 0;
    bottom: 0;
}

.queen {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 45 45"><g fill="%23000" fill-rule="evenodd" stroke="%23000" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"><path d="M8 12a2 2 0 1 1-4 0 2 2 0 1 1 4 0zm16 0a2 2 0 1 1-4 0 2 2 0 1 1 4 0zm7 10a2 2 0 1 1-4 0 2 2 0 1 1 4 0zM6 26a2 2 0 1 1-4 0 2 2 0 1 1 4 0zm28-4a2 2 0 1 1-4 0 2 2 0 1 1 4 0z" stroke="none"/><path d="M9 26c8.5-1.5 21-1.5 27 0l2-12-7 11V11l-5.5 13.5-3-15-3 15-5.5-14V25L7 14l2 12z" stroke-linecap="butt"/><path d="M9 26c0 2 1.5 2 2.5 4 1 1.5 1 1 .5 3.5-1.5 1-1.5 2.5-1.5 2.5-1.5 1.5.5 2.5.5 2.5 6.5 1 16.5 1 23 0 0 0 1.5-1 0-2.5 0 0 .5-1.5-1-2.5-.5-2.5-.5-2 .5-3.5 1-2 2.5-2 2.5-4-8.5-1.5-18.5-1.5-27 0z" stroke-linecap="butt"/><path d="M11.5 30c3.5-1 18.5-1 22 0M12 33.5c6-1 15-1 21 0" fill="none"/></g></svg>');
    right: 80px;
    bottom: 20px;
}

.rook {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 45 45"><g fill="%23000" fill-rule="evenodd" stroke="%23000" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"><path d="M9 39h27v-3H9v3zM12 36v-4h21v4H12zM11 14V9h4v2h5V9h5v2h5V9h4v5" stroke-linecap="butt"/><path d="M34 14l-3 3H14l-3-3"/><path d="M31 17v12.5H14V17" stroke-linecap="butt" stroke-linejoin="miter"/><path d="M31 29.5l1.5 2.5h-20l1.5-2.5"/><path d="M11 14h23" fill="none" stroke-linejoin="miter"/></g></svg>');
    right: 40px;
    bottom: 60px;
}

@media (max-width: 768px) {
    .chess-admin-theme {
        padding: 20px;
        margin: 20px 15px;
    }

    .chess-button-container {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .chess-admin-btn {
        padding: 20px;
        font-size: 1rem;
    }

    .chess-admin-btn i {
        font-size: 2rem;
        margin-bottom: 10px;
    }

    .chess-admin-title {
        font-size: 2rem;
    }
}

th > a {
    color: white;
    text-decoration: none;
}

.btn-chesses {
    width: 100px;
    background: linear-gradient(to bottom, #8b4513, #6b3100);
    color: #f0e6d2 !important;
    border: none;
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
}