/* Основные цвета темы пустыни и древнего мира */
:root {
    --sand-light: #e0c9a6;
    --sand-medium: #c2a278;
    --sand-dark: #8c7356;
    --sand-storm: #d7b377;
    --stone-dark: #3d3428;
    --pyramid-gold: #daa520;
    --desert-night: #13121a;
    --mystery-purple: #4a3b52;
    --ancient-text: #ecdcc0;
    --sand-shadow: rgba(0, 0, 0, 0.3);
}

/* Основные стили */
body {
    background: var(--desert-night);
    color: var(--ancient-text);
    font-family: "Montserrat", serif;
}

h1, h2, h3, h4 {
    color: var(--pyramid-gold);
    text-shadow: 2px 2px 4px var(--sand-shadow);
}

h1 {
    color: var(--sand-light);
    text-shadow: 0 0 10px var(--pyramid-gold), 0 0 20px var(--sand-shadow);
}

/* Навигация */
.navbar {
    background: var(--stone-dark);
    border-bottom: 3px solid var(--pyramid-gold);
}

.navbar a {
    color: var(--sand-light);
}

.navbar a:hover {
    color: var(--pyramid-gold);
    opacity: 1;
}

.navbar-container .hamburger-lines .line {
    background: var(--pyramid-gold);
}

/* Разделы сайта */
section {
    position: relative;
}

section::before {
    content: "";
    background-image: linear-gradient(rgba(19, 18, 26, 0.7), rgba(19, 18, 26, 0.7)), url("https://placeholder-image.com/desert-texture.jpg");
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    opacity: 0.2;
}

/* Кнопки */
.btn {
    border: 2px solid transparent;
}

.btn-red {
    background: var(--stone-dark);
    color: var(--sand-light);
    border-color: var(--pyramid-gold);
}

.btn-white {
    background: var(--sand-light);
    color: var(--stone-dark);
    border-color: var(--pyramid-gold);
}

.btn-blue {
    background: var(--mystery-purple);
    color: var(--sand-light);
    border-color: var(--pyramid-gold);
}

.btn-green {
    background: var(--sand-dark);
    color: var(--sand-light);
    border-color: var(--pyramid-gold);
}

.btn-light-red {
    background: var(--pyramid-gold);
    color: var(--stone-dark);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--sand-shadow);
}

/* Казино элементы */
.casino-wrapper {
    background: rgba(19, 18, 26, 0.5);
    box-shadow: 0 0 20px var(--sand-shadow);
}

.casino-item {
    background: var(--stone-dark);
    border: 1px solid var(--sand-medium);
    border-left: 4px solid var(--pyramid-gold);
}

.casino-item h4 {
    color: var(--pyramid-gold);
}

.casino-item p {
    color: var(--sand-light);
}

/* Футер */
footer {
    background: var(--stone-dark);
    border: none;
    border-top: 3px solid var(--pyramid-gold);
}

.footer-info {
    color: var(--sand-medium);
}

.footer-age {
    background: var(--desert-night);
    border-top: 1px solid var(--sand-dark);
}

.footer-links a {
    color: var(--sand-medium);
}

.footer-links a:hover {
    color: var(--pyramid-gold);
    text-decoration: none;
}

/* Модальное окно */
.modal {
    background: var(--stone-dark);
    border: 3px solid var(--pyramid-gold);
}

.modal h2 {
    color: var(--sand-light);
}

.modal .age-circle {
    background-color: var(--pyramid-gold);
    color: var(--stone-dark);
}

.modal button {
    background-color: var(--pyramid-gold);
    color: var(--stone-dark);
}

.modal button:hover {
    background-color: var(--sand-medium);
}

/* Дополнительные эффекты для усиления тематики */
.container {
    position: relative;
}

.logo {
    position: relative;
}

.logo::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: linear-gradient(90deg, transparent, var(--pyramid-gold), transparent);
}

.info {
    border-left: 3px solid var(--pyramid-gold);
    padding-left: 15px;
}

/* Анимированные эффекты песчаной бури */
@keyframes sandDrift {
    0% { background-position: 0% 0%; }
    100% { background-position: 100% 100%; }
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23daa520' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
    z-index: -1;
    opacity: 0.3;
    animation: sandDrift 60s linear infinite;
    pointer-events: none;
}

/* Основные цвета темы пустыни и древнего мира */
:root {
    --sand-light: #e0c9a6;
    --sand-medium: #c2a278;
    --sand-dark: #8c7356;
    --sand-storm: #d7b377;
    --stone-dark: #3d3428;
    --pyramid-gold: #daa520;
    --desert-night: #13121a;
    --mystery-purple: #4a3b52;
    --ancient-text: #ecdcc0;
    --sand-shadow: rgba(0, 0, 0, 0.3);
}

/* Основные стили */
body {
    background: var(--desert-night);
    color: var(--ancient-text);
    font-family: "Montserrat", serif;
}

h1, h2, h3, h4 {
    color: var(--pyramid-gold);
    text-shadow: 2px 2px 4px var(--sand-shadow);
}

h1 {
    color: var(--sand-light);
    text-shadow: 0 0 10px var(--pyramid-gold), 0 0 20px var(--sand-shadow);
}

/* Навигация */
.navbar {
    background: var(--stone-dark);
    border-bottom: 3px solid var(--pyramid-gold);
}

.navbar a {
    color: var(--sand-light);
}

.navbar a:hover {
    color: var(--pyramid-gold);
    opacity: 1;
}

.navbar-container .hamburger-lines .line {
    background: var(--pyramid-gold);
}

/* Разделы сайта */
section {
    position: relative;
}

section::before {
    content: "";
    background-image: linear-gradient(rgba(19, 18, 26, 0.7), rgba(19, 18, 26, 0.7)), url("https://placeholder-image.com/desert-texture.jpg");
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    opacity: 0.2;
}

/* Кнопки */
.btn {
    border: 2px solid transparent;
    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: 0.6s;
    z-index: -1;
}

.btn:hover::before {
    left: 100%;
}

.btn-red {
    background: var(--stone-dark);
    color: var(--sand-light);
    border-color: var(--pyramid-gold);
}

.btn-white {
    background: var(--sand-light);
    color: var(--stone-dark);
    border-color: var(--pyramid-gold);
}

.btn-blue {
    background: var(--mystery-purple);
    color: var(--sand-light);
    border-color: var(--pyramid-gold);
}

.btn-green {
    background: var(--sand-dark);
    color: var(--sand-light);
    border-color: var(--pyramid-gold);
}

.btn-light-red {
    background: var(--pyramid-gold);
    color: var(--stone-dark);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--sand-shadow);
}

/* Казино элементы (могут использоваться как карточки пирамид/артефактов) */
.casino-wrapper {
    background: rgba(19, 18, 26, 0.5);
    box-shadow: 0 0 20px var(--sand-shadow);
    position: relative;
}

.casino-wrapper::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, transparent, var(--pyramid-gold), transparent);
    opacity: 0.6;
}

.casino-item {
    background: var(--stone-dark);
    border: 1px solid var(--sand-medium);
    border-left: 4px solid var(--pyramid-gold);
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.casino-item::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: linear-gradient(to top, var(--pyramid-gold), transparent);
    opacity: 0.1;
    transition: height 0.3s ease;
    z-index: -1;
}

.casino-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
}

.casino-item:hover::after {
    height: 100%;
}

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

.casino-item h4::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--pyramid-gold);
    transition: width 0.3s ease;
}

.casino-item:hover h4::after {
    width: 100%;
}

.casino-item p {
    color: var(--sand-light);
}

/* Футер */
footer {
    background: var(--stone-dark);
    border: none;
    border-top: 3px solid var(--pyramid-gold);
}

.footer-info {
    color: var(--sand-medium);
}

.footer-age {
    background: var(--desert-night);
    border-top: 1px solid var(--sand-dark);
}

.footer-links a {
    color: var(--sand-medium);
}

.footer-links a:hover {
    color: var(--pyramid-gold);
    text-decoration: none;
}

/* Модальное окно */
.modal {
    background: var(--stone-dark);
    border: 3px solid var(--pyramid-gold);
}

.modal h2 {
    color: var(--sand-light);
}

.modal .age-circle {
    background-color: var(--pyramid-gold);
    color: var(--stone-dark);
}

.modal button {
    background-color: var(--pyramid-gold);
    color: var(--stone-dark);
}

.modal button:hover {
    background-color: var(--sand-medium);
}

/* Дополнительные эффекты для усиления тематики */
.container {
    position: relative;
}

.logo {
    position: relative;
}

.logo::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: linear-gradient(90deg, transparent, var(--pyramid-gold), transparent);
}

.info {
    border-left: 3px solid var(--pyramid-gold);
    padding-left: 15px;
}

/* Эффект иероглифов на заголовках */
h2::before {
    content: "☥";
    color: var(--pyramid-gold);
    margin-right: 15px;
    opacity: 0.8;
}

h2::after {
    content: "𓂀";
    color: var(--pyramid-gold);
    margin-left: 15px;
    opacity: 0.8;
}

/* Эффект пирамиды для секций */
section {
    overflow: hidden;
}

section::after {
    content: "";
    position: absolute;
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--pyramid-gold) 0%, transparent 60%);
    opacity: 0.03;
    bottom: -150px;
    right: -150px;
    transform: rotate(45deg);
    z-index: -1;
}

/* Эффект миража на изображениях */
img {
    position: relative;
}

img:hover {
    filter: contrast(1.1) brightness(1.05);
}

img::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 20%;
    background: linear-gradient(to bottom, transparent, rgba(222, 184, 135, 0.2));
    z-index: 1;
}

/* Анимированные эффекты песчаной бури */
@keyframes sandDrift {
    0% { background-position: 0% 0%; }
    100% { background-position: 100% 100%; }
}

@keyframes sandStorm {
    0%, 100% { transform: translateX(0); opacity: 0.2; }
    50% { transform: translateX(10px); opacity: 0.3; }
}

@keyframes mysteryGlow {
    0%, 100% { text-shadow: 0 0 10px var(--pyramid-gold), 0 0 20px var(--sand-shadow); }
    50% { text-shadow: 0 0 15px var(--pyramid-gold), 0 0 30px var(--sand-shadow), 0 0 40px var(--sand-storm); }
}

@keyframes ancientPulse {
    0%, 100% { box-shadow: 0 0 15px rgba(218, 165, 32, 0.3); }
    50% { box-shadow: 0 0 25px rgba(218, 165, 32, 0.5); }
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23daa520' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
    z-index: -1;
    opacity: 0.3;
    animation: sandDrift 60s linear infinite;
    pointer-events: none;
}

/* Эффект второго слоя песчаной бури */
body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23c2a278' fill-opacity='0.05' fill-rule='evenodd'%3E%3Cpath d='M0 38.59l2.83-2.83 1.41 1.41L1.41 40H0v-1.41zM0 1.4l2.83 2.83 1.41-1.41L1.41 0H0v1.41zM38.59 40l-2.83-2.83 1.41-1.41L40 38.59V40h-1.41zM40 1.41l-2.83 2.83-1.41-1.41L38.59 0H40v1.41zM20 18.6l2.83-2.83 1.41 1.41L21.41 20l2.83 2.83-1.41 1.41L20 21.41l-2.83 2.83-1.41-1.41L18.59 20l-2.83-2.83 1.41-1.41L20 18.59z'/%3E%3C/g%3E%3C/svg%3E");
    z-index: -1;
    opacity: 0.1;
    animation: sandStorm 8s ease-in-out infinite;
    pointer-events: none;
}

/* Анимация для заголовков */
h1 {
    animation: mysteryGlow 4s infinite;
}

/* Эффект пульсации для кнопок */
.btn:hover {
    transform: translateY(-3px);
    animation: ancientPulse 2s infinite;
}

/* Эффект песчаных следов при наведении */
.navbar a, .footer-links a {
    position: relative;
}

.navbar a::before, .footer-links a::before {
    content: "";
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--pyramid-gold);
    transition: 0.4s ease all;
}

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