/* Ледяной замок, скрытый в горах - Атмосферные стили */

/* Основные цвета */
:root {
    --ice-blue: #a8d8ff;
    --deep-ice: #0b3b59;
    --frost-white: #f0f8ff;
    --glacier-blue: #127db8;
    --night-blue: #05192b;
    --crystal-highlight: #c9e6ff;
    --royal-purple: #4a3b76;
    --winter-gray: #708090;
}

/* Основные элементы */
body {
    background: linear-gradient(135deg, var(--night-blue), var(--deep-ice));
    color: var(--frost-white);
}

/* Навигация */
.navbar {
    background: rgba(11, 59, 89, 0.8);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--crystal-highlight);
}

.navbar a {
    color: var(--ice-blue);
    text-shadow: 0 0 10px rgba(168, 216, 255, 0.5);
}

.navbar a:hover {
    color: var(--frost-white);
    opacity: 1;
}

.navbar-container .hamburger-lines .line {
    background: var(--ice-blue);
}

/* Заголовки */
h1, h2, h3, h4 {
    color: var(--frost-white);
    text-shadow: 0 0 15px var(--ice-blue);
    letter-spacing: 2px;
}

h1 {
    background: linear-gradient(to right, var(--frost-white), var(--ice-blue));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 5px 15px rgba(168, 216, 255, 0.7);
}

/* Секции и контейнеры */
.container {
    background: rgba(5, 25, 43, 0.4);
    border-radius: 10px;
}

.flex-cont {
    border-radius: 8px;
    overflow: hidden;
}

.col, .col-2, .col-3 {
    background: rgba(11, 59, 89, 0.3);
    border-radius: 8px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(168, 216, 255, 0.1);
}

/* Казино элементы */
.casino-wrapper {
    background: linear-gradient(180deg, var(--deep-ice), var(--night-blue));
    box-shadow: 0 0 25px rgba(168, 216, 255, 0.2);
}

.casino-item {
    background: rgba(18, 125, 184, 0.15);
    border: 1px solid var(--crystal-highlight);
    backdrop-filter: blur(10px);
    box-shadow: inset 0 0 15px rgba(168, 216, 255, 0.1);
}

.casino-item h4 {
    color: var(--ice-blue);
}

.casino-item p {
    color: var(--frost-white);
}

/* Кнопки */
.btn {
    box-shadow: 0 0 15px rgba(168, 216, 255, 0.3);
    border: none;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 20px rgba(168, 216, 255, 0.5);
}

.btn-red {
    background: var(--royal-purple);
}

.btn-white {
    background: var(--frost-white);
    color: var(--night-blue);
}

.btn-blue {
    background: var(--glacier-blue);
}

.btn-green {
    background: var(--deep-ice);
}

.btn-light-red {
    background: var(--ice-blue);
    color: var(--night-blue);
}

/* Футер */
footer {
    background: rgba(5, 25, 43, 0.7);
    border: 1px solid var(--ice-blue);
    backdrop-filter: blur(10px);
}

.footer-info {
    border-bottom: 1px solid rgba(168, 216, 255, 0.2);
}

.footer-age {
    background: rgba(11, 59, 89, 0.5);
}

.footer-links a {
    color: var(--ice-blue);
}

.footer-links a:hover {
    color: var(--frost-white);
    text-shadow: 0 0 10px var(--ice-blue);
}

/* Модальное окно */
.modal-overlay {
    backdrop-filter: blur(8px);
    background-color: rgba(5, 25, 43, 0.85);
}

.modal {
    background: linear-gradient(135deg, var(--frost-white), var(--ice-blue));
    color: var(--night-blue);
    border: 1px solid var(--ice-blue);
    box-shadow: 0 0 30px rgba(168, 216, 255, 0.5);
}

.modal .age-circle {
    background-color: var(--royal-purple);
}

.modal button {
    background-color: var(--glacier-blue);
    color: var(--frost-white);
}

.modal button:hover {
    background-color: var(--deep-ice);
}

/* Изображения */
img {
    filter: drop-shadow(0 0 10px rgba(168, 216, 255, 0.3));
}

/* Анимации и эффекты */
@keyframes ice-shimmer {
    0% { opacity: 0.7; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

h1, h2, .btn {
    animation: ice-shimmer 3s infinite;
}

/* Информационный блок */
.info {
    background: rgba(11, 59, 89, 0.2);
    border-radius: 10px;
    border-left: 3px solid var(--ice-blue);
}

.info h2 {
    color: var(--ice-blue);
}

/* Дополнительные элементы для атмосферы */
.casino::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(168, 216, 255, 0.2), transparent 70%);
    pointer-events: none;
}

/* Мобильное меню */
.navbar .menu-items {
    background: linear-gradient(135deg, var(--deep-ice), var(--night-blue));
    border-right: 1px solid var(--ice-blue);
}

/* Ледяной замок, скрытый в горах - Атмосферные стили */

/* Основные цвета */
:root {
    --ice-blue: #a8d8ff;
    --deep-ice: #0b3b59;
    --frost-white: #f0f8ff;
    --glacier-blue: #127db8;
    --night-blue: #05192b;
    --crystal-highlight: #c9e6ff;
    --royal-purple: #4a3b76;
    --winter-gray: #708090;
    --snow-white: #ffffff;
    --ice-teal: #89c2d9;
    --aurora-green: #61dbc3;
    --aurora-purple: #8a6fbf;
}

/* Основные элементы */
body {
    background: linear-gradient(135deg, var(--night-blue), var(--deep-ice));
    color: var(--frost-white);
    position: relative;
    overflow-x: hidden;
}

/* Снежные частицы */
body::before,
body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

body::before {
    background-image:
            radial-gradient(circle at 20% 30%, var(--snow-white) 1px, transparent 1px),
            radial-gradient(circle at 40% 70%, var(--snow-white) 1px, transparent 1px),
            radial-gradient(circle at 60% 20%, var(--snow-white) 1px, transparent 1px),
            radial-gradient(circle at 80% 50%, var(--snow-white) 1px, transparent 1px);
    background-size: 500px 500px;
    opacity: 0.4;
    animation: snowfall 40s linear infinite;
}

body::after {
    background-image:
            radial-gradient(circle at 30% 40%, var(--snow-white) 1px, transparent 1px),
            radial-gradient(circle at 50% 20%, var(--snow-white) 1px, transparent 1px),
            radial-gradient(circle at 70% 60%, var(--snow-white) 1px, transparent 1px),
            radial-gradient(circle at 90% 30%, var(--snow-white) 1px, transparent 1px);
    background-size: 400px 400px;
    opacity: 0.3;
    animation: snowfall 30s linear infinite;
}

@keyframes snowfall {
    0% { background-position: 0 0; }
    100% { background-position: 0 500px; }
}

/* Навигация */
.navbar {
    background: rgba(11, 59, 89, 0.8);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--crystal-highlight);
    position: relative;
    overflow: hidden;
}

.navbar::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
            115deg,
            transparent 20%,
            rgba(255, 255, 255, 0.1) 20%,
            rgba(255, 255, 255, 0.1) 40%,
            transparent 40%,
            transparent 60%,
            rgba(255, 255, 255, 0.1) 60%,
            rgba(255, 255, 255, 0.1) 80%,
            transparent 80%
    );
    transform: rotate(45deg);
    animation: ice-shine 10s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes ice-shine {
    0% { transform: rotate(45deg) translate(-50%, -50%); }
    100% { transform: rotate(45deg) translate(50%, 50%); }
}

.navbar a {
    color: var(--ice-blue);
    text-shadow: 0 0 10px rgba(168, 216, 255, 0.5);
}

.navbar a:hover {
    color: var(--frost-white);
    opacity: 1;
}

.navbar-container .hamburger-lines .line {
    background: var(--ice-blue);
}

/* Заголовки */
h1, h2, h3, h4 {
    color: var(--frost-white);
    text-shadow: 0 0 15px var(--ice-blue);
    letter-spacing: 2px;
    position: relative;
}

h1 {
    background: linear-gradient(to right, var(--frost-white), var(--ice-blue), var(--frost-white));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 5px 15px rgba(168, 216, 255, 0.7);
    position: relative;
}

h1::before, h2::before {
    content: attr(data-text);
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
    background: linear-gradient(to right, transparent, var(--aurora-purple), var(--aurora-green), transparent);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    filter: blur(12px);
    opacity: 0.7;
    animation: aurora-glow 8s ease-in-out infinite;
}

@keyframes aurora-glow {
    0%, 100% { opacity: 0.3; filter: blur(12px); transform: scale(0.98); }
    50% { opacity: 0.7; filter: blur(8px); transform: scale(1.02); }
}

/* Секции и контейнеры */
.container {
    background: rgba(5, 25, 43, 0.4);
    border-radius: 10px;
    position: relative;
    box-shadow: 0 0 30px rgba(11, 59, 89, 0.6);
}

.container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
            linear-gradient(45deg, transparent 40%, rgba(201, 230, 255, 0.1) 45%, transparent 50%),
            linear-gradient(135deg, transparent 40%, rgba(201, 230, 255, 0.1) 45%, transparent 50%);
    background-size: 20px 20px;
    border-radius: 10px;
    pointer-events: none;
    opacity: 0.5;
    animation: frost-pattern 10s linear infinite;
}

@keyframes frost-pattern {
    0% { background-position: 0 0; }
    100% { background-position: 20px 20px; }
}

.flex-cont {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.col, .col-2, .col-3 {
    background: rgba(11, 59, 89, 0.3);
    border-radius: 8px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(168, 216, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.col::after, .col-2::after, .col-3::after {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 10%, transparent 70%);
    transform: rotate(0deg);
    animation: ice-crystal-sparkle 15s ease-in-out infinite;
    pointer-events: none;
}

@keyframes ice-crystal-sparkle {
    0% { transform: rotate(0deg); opacity: 0.2; }
    25% { opacity: 0.5; }
    50% { transform: rotate(180deg); opacity: 0.2; }
    75% { opacity: 0.5; }
    100% { transform: rotate(360deg); opacity: 0.2; }
}

/* Казино элементы */
.casino-wrapper {
    background: linear-gradient(180deg, var(--deep-ice), var(--night-blue));
    box-shadow: 0 0 25px rgba(168, 216, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.casino-wrapper::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
            to right,
            transparent,
            rgba(255, 255, 255, 0.05),
            transparent
    );
    animation: ice-shard-slide 7s ease-in-out infinite;
    pointer-events: none;
}

@keyframes ice-shard-slide {
    0% { left: -100%; }
    40%, 60% { left: 100%; }
    100% { left: 100%; }
}

.casino-item {
    background: rgba(18, 125, 184, 0.15);
    border: 1px solid var(--crystal-highlight);
    backdrop-filter: blur(10px);
    box-shadow:
            inset 0 0 15px rgba(168, 216, 255, 0.1),
            0 5px 15px rgba(5, 25, 43, 0.5);
    position: relative;
    overflow: hidden;
    transition: 0.5s all ease;
}

.casino-item::before {
    content: "";
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background:
            repeating-linear-gradient(
                    45deg,
                    transparent,
                    transparent 10px,
                    rgba(201, 230, 255, 0.03) 10px,
                    rgba(201, 230, 255, 0.03) 20px
            );
    opacity: 0.4;
    z-index: -1;
    animation: frost-pattern-spin 40s linear infinite;
}

@keyframes frost-pattern-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.casino-item:hover {
    transform: translateY(-5px);
    box-shadow:
            inset 0 0 20px rgba(168, 216, 255, 0.2),
            0 10px 20px rgba(5, 25, 43, 0.6),
            0 0 30px rgba(137, 194, 217, 0.3);
}

.casino-item h4 {
    color: var(--ice-blue);
    position: relative;
    display: inline-block;
}

.casino-item h4::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--ice-blue), transparent);
    opacity: 0.6;
}

.casino-item p {
    color: var(--frost-white);
    text-shadow: 0 0 10px rgba(5, 25, 43, 0.7);
}

/* Кнопки */
.btn {
    box-shadow: 0 0 15px rgba(168, 216, 255, 0.3);
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
            90deg,
            transparent,
            rgba(255, 255, 255, 0.2),
            transparent
    );
    transition: 0.5s all ease;
    z-index: -1;
}

.btn:hover::before {
    left: 100%;
    transition: 0.5s all ease;
}

.btn::after {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
            circle,
            rgba(255, 255, 255, 0.1) 0%,
            transparent 70%
    );
    opacity: 0;
    transition: 0.5s opacity ease;
    z-index: -2;
    transform: scale(0.5);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow:
            0 0 20px rgba(168, 216, 255, 0.5),
            0 0 40px rgba(168, 216, 255, 0.2);
}

.btn:hover::after {
    opacity: 1;
    transform: scale(1);
}

.btn-red {
    background: linear-gradient(135deg, var(--royal-purple), #322054);
    border-bottom: 3px solid rgba(255, 255, 255, 0.2);
}

.btn-white {
    background: linear-gradient(135deg, var(--frost-white), #d9ebff);
    color: var(--night-blue);
    border-bottom: 3px solid rgba(11, 59, 89, 0.2);
}

.btn-blue {
    background: linear-gradient(135deg, var(--glacier-blue), #0a5a85);
    border-bottom: 3px solid rgba(255, 255, 255, 0.2);
}

.btn-green {
    background: linear-gradient(135deg, var(--deep-ice), #072742);
    border-bottom: 3px solid rgba(255, 255, 255, 0.2);
}

.btn-light-red {
    background: linear-gradient(135deg, var(--ice-blue), #7ab6e6);
    color: var(--night-blue);
    border-bottom: 3px solid rgba(5, 25, 43, 0.2);
}

/* Футер */
footer {
    background: rgba(5, 25, 43, 0.7);
    border: 1px solid var(--ice-blue);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--ice-blue), transparent);
    opacity: 0.8;
}

footer::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: linear-gradient(to top, rgba(11, 59, 89, 0.4), transparent);
}

.footer-info {
    border-bottom: 1px solid rgba(168, 216, 255, 0.2);
    position: relative;
}

.footer-info::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--ice-blue), transparent);
}

.footer-age {
    background: rgba(11, 59, 89, 0.5);
    position: relative;
    overflow: hidden;
}

.footer-age::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
            radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.03) 1px, transparent 2px),
            radial-gradient(circle at 40% 70%, rgba(255, 255, 255, 0.03) 1px, transparent 2px),
            radial-gradient(circle at 60% 20%, rgba(255, 255, 255, 0.03) 1px, transparent 2px),
            radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.03) 1px, transparent 2px);
    background-size: 50px 50px;
    pointer-events: none;
}

.footer-links a {
    color: var(--ice-blue);
    position: relative;
    padding: 0 5px;
}

.footer-links a::before {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--crystal-highlight);
    transition: 0.3s all ease;
}

.footer-links a:hover::before {
    width: 100%;
}

.footer-links a:hover {
    color: var(--frost-white);
    text-shadow: 0 0 10px var(--ice-blue);
}

/* Модальное окно */
.modal-overlay {
    backdrop-filter: blur(8px);
    background-color: rgba(5, 25, 43, 0.85);
}

.modal-overlay::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
            radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.02) 1px, transparent 2px),
            radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.02) 1px, transparent 2px),
            radial-gradient(circle at 50% 80%, rgba(255, 255, 255, 0.02) 1px, transparent 2px),
            radial-gradient(circle at 70% 10%, rgba(255, 255, 255, 0.02) 1px, transparent 2px),
            radial-gradient(circle at 90% 40%, rgba(255, 255, 255, 0.02) 1px, transparent 2px);
    background-size: 300px 300px;
    animation: snowfall 60s linear infinite;
    pointer-events: none;
}

.modal {
    background: linear-gradient(135deg, var(--frost-white), var(--ice-blue));
    color: var(--night-blue);
    border: 1px solid var(--ice-blue);
    box-shadow:
            0 0 30px rgba(168, 216, 255, 0.5),
            0 0 60px rgba(11, 59, 89, 0.3),
            inset 0 0 15px rgba(255, 255, 255, 0.4);
    position: relative;
    overflow: hidden;
}

.modal::before {
    content: "";
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background:
            linear-gradient(45deg, transparent 48%, rgba(137, 194, 217, 0.1) 50%, transparent 52%),
            linear-gradient(135deg, transparent 48%, rgba(137, 194, 217, 0.1) 50%, transparent 52%);
    background-size: 20px 20px;
    pointer-events: none;
    animation: frost-pattern 20s linear infinite;
    z-index: -1;
}

.modal .age-circle {
    background: linear-gradient(135deg, var(--royal-purple), #322054);
    box-shadow:
            0 0 15px rgba(74, 59, 118, 0.6),
            inset 0 0 8px rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.modal .age-circle::after {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    right: -50%;
    bottom: -50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    animation: ice-crystal-sparkle 8s ease-in-out infinite;
    pointer-events: none;
}

.modal button {
    background: linear-gradient(135deg, var(--glacier-blue), #0a5a85);
    color: var(--frost-white);
    box-shadow:
            0 0 10px rgba(18, 125, 184, 0.5),
            inset 0 0 5px rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    border-bottom: 3px solid rgba(5, 25, 43, 0.3);
}

.modal button::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
            90deg,
            transparent,
            rgba(255, 255, 255, 0.2),
            transparent
    );
    transition: 0.5s all ease;
}

.modal button:hover {
    background: linear-gradient(135deg, var(--deep-ice), #072742);
    transform: translateY(-2px);
    box-shadow:
            0 0 15px rgba(18, 125, 184, 0.7),
            inset 0 0 5px rgba(255, 255, 255, 0.3);
}

.modal button:hover::before {
    left: 100%;
}

/* Изображения */
img {
    filter: drop-shadow(0 0 10px rgba(168, 216, 255, 0.3));
}

/* Анимации и эффекты */
@keyframes ice-shimmer {
    0% { opacity: 0.7; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

@keyframes frost-grow {
    0% { opacity: 0; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1); }
    100% { opacity: 0; transform: scale(0.8); }
}

@keyframes northern-lights {
    0% { background-position: 0% 0%; }
    50% { background-position: 100% 100%; }
    100% { background-position: 0% 0%; }
}

h1, h2, .btn {
    animation: ice-shimmer 3s infinite;
}

/* Эффект северного сияния для секций */
.section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
            45deg,
            transparent 70%,
            rgba(97, 219, 195, 0.1) 80%,
            rgba(138, 111, 191, 0.1) 90%,
            transparent 100%
    );
    background-size: 200% 200%;
    animation: northern-lights 15s ease infinite;
    pointer-events: none;
    opacity: 0.5;
    z-index: -1;
}

/* Эффект инея для элементов */
.col:hover::before, .col-2:hover::before, .col-3:hover::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
            radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
            radial-gradient(circle at 40% 70%, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
            radial-gradient(circle at 60% 20%, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
            radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0;
    pointer-events: none;
    animation: frost-grow 3s ease-in-out forwards;
}

/* Информационный блок */
.info {
    background: rgba(11, 59, 89, 0.2);
    border-radius: 10px;
    border-left: 3px solid var(--ice-blue);
}

.info h2 {
    color: var(--ice-blue);
}

/* Дополнительные элементы для атмосферы */
.casino {
    position: relative;
}

.casino::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(168, 216, 255, 0.2), transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.casino::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
            linear-gradient(135deg, transparent 98%, var(--ice-blue) 100%),
            linear-gradient(225deg, transparent 98%, var(--ice-blue) 100%),
            linear-gradient(315deg, transparent 98%, var(--ice-blue) 100%),
            linear-gradient(45deg, transparent 98%, var(--ice-blue) 100%);
    opacity: 0.3;
    pointer-events: none;
    z-index: -1;
}

/* Эффект ледяных трещин */
.col::before, .col-2::before, .col-3::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
            linear-gradient(45deg, transparent 98%, rgba(255, 255, 255, 0.2) 100%),
            linear-gradient(135deg, transparent 97%, rgba(255, 255, 255, 0.2) 100%);
    pointer-events: none;
    opacity: 0.4;
    transition: 0.4s all ease;
}

.col:hover::before, .col-2:hover::before, .col-3:hover::before {
    opacity: 0.6;
    background-size: 20px 20px;
}

/* Эффект северного сияния в фоне */
section::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
            to bottom,
            rgba(97, 219, 195, 0) 80%,
            rgba(97, 219, 195, 0.05) 85%,
            rgba(138, 111, 191, 0.05) 90%,
            rgba(0, 0, 0, 0) 100%
    );
    opacity: 0.3;
    animation: aurora-move 15s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: -2;
}

@keyframes aurora-move {
    0% { transform: translateX(-100%) skewX(-15deg); opacity: 0.2; }
    50% { opacity: 0.4; }
    100% { transform: translateX(100%) skewX(15deg); opacity: 0.2; }
}

/* Мобильное меню */
.navbar .menu-items {
    background: linear-gradient(135deg, var(--deep-ice), var(--night-blue));
    border-right: 1px solid var(--ice-blue);
}
@media screen and (max-width: 830px) {
.navbar{
    overflow: unset;
}
}