/*Fonts*/
@import url(../css/clash-display.css);

/*Variables*/
:root {
    --c-body: #424242;
    --c-dark:#202020;
    --c-brand:#e75100;
    --c-brand-light:#e57e46;
    --c-brand-rgb: 231, 81, 0;
    --bg-page: rgb(255, 249, 243);
    --bg-panel: rgb(255, 246, 236);
    --text-heading: var(--c-dark);
    --text-body: var(--c-body);
    --mars-bg: #130d0b;
    --mars-panel: #1d1411;
    --mars-panel-alt: #261912;
    --mars-glow: rgba(255, 115, 70, 0.25);
    --mars-text: #f2e7dc;
    --mars-muted: #cbb9ac;
    --font-base:"ClashDisplay", sans-serif;
    --box-shadow: 0px 15px 25px rgba(0, 0, 0, 0.08);
    --transition: all 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body{
    font-family: var(--font-base);
    line-height: 1.7;
    color: var(--text-body);
    background-color: var(--bg-page);
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6{
    font-weight: 600;
    color: var(--text-heading);
}

a{
    text-decoration: none;
    color: #C14600;
    transition: var(--transition);
}

a:hover{
    color: #d66f33;
}

img{
    max-width: 100%;
    height: auto;
}

.section-padding{
    padding-top: 140px;
    padding-bottom: 140px;
}

.theme-shadow{
    box-shadow: var(--box-shadow);
}

/*NAVBAR*/

.navbar{
    box-shadow: var(--box-shadow);
    background-color: rgb(255, 246, 236) !important;
}

.navbar-nav .nav-link{
    font-weight: 400;
    color: var(--c-dark);
}

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

/*Home*/
#home{
    background: linear-gradient(rgba(var(--c-brand-rgb), 0.1), rgba(var(--c-brand-rgb), 0.1)), url(../images/photobank-kiev-Opzk_hvwO9Q-unsplash.jpg);
    background-position: center;
    background-size: cover;
}

#home h1 {
    letter-spacing: 8px;
    word-spacing: 15px;
}

#home h5 {
    letter-spacing: 3px;
    word-spacing: 10px;
}

/*Buttons*/

.btn{
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    border-radius: 0;
    padding: 10px 24px;
}

.btn-brand{
    background-color: var(--c-brand-light);
    border-color: var(--c-brand-light);
    color: rgb(255, 201, 150);
}

/* Scroll to Top Button */
#scrollToTopBtn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 30px;
    z-index: 99;
    font-size: 18px;
    border: none;
    outline: none;
    background-color: var(--c-brand);
    color: white;
    cursor: pointer;
    padding: 10px 15px;
    border-radius: 50%;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

#scrollToTopBtn:hover {
    background-color: var(--c-dark);
    transform: translateY(-3px);
}

.btn-brand:hover{
    background-color: var(--c-brand);
    border-color: var(--c-brand);
    color: white;
}

/*Section*/
.section-title{
    margin-bottom: 60px;
}

.section-title .line{
    width: 80px;
    height: 4px;
    background-color: var(--c-brand);
    margin: 16px auto 24px auto;
}

.section-title p{
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/*Icons*/
.iconbox{
    width: 60px;
    height: 60px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(var(--c-brand-rgb)), 0.2);
    color: var(--c-brand);
    font-size: 34px;
    flex: none;
}

/*About Us - Image Styling*/
.about-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
}

.about-image-wrapper:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.2);
}

.about-main-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    transition: var(--transition);
}

.about-image-wrapper:hover .about-main-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 30px;
    transform: translateY(100%);
    transition: var(--transition);
}

.about-image-wrapper:hover .image-overlay {
    transform: translateY(0);
}

.overlay-content {
    color: white;
    text-align: center;
}

.overlay-content i {
    font-size: 48px;
    color: var(--c-brand);
    margin-bottom: 10px;
    display: block;
    animation: bounce 2s infinite;
}

.overlay-content h4 {
    color: white;
    margin-bottom: 5px;
    font-size: 20px;
}

.overlay-content p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-size: 14px;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* About Us Section Enhancement */
#about-us {
    position: relative;
    background: linear-gradient(to bottom, rgb(255, 249, 243) 0%, rgb(255, 245, 235) 100%);
}

#about-us::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(231, 81, 0, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(231, 81, 0, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

#about-us .container {
    position: relative;
    z-index: 1;
}

/* Team Section Enhancement */
#team {
    position: relative;
    background: linear-gradient(to bottom, rgb(255, 249, 243) 0%, rgb(255, 245, 235) 100%);
}

#team::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(231, 81, 0, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(231, 81, 0, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

#team .container {
    position: relative;
    z-index: 1;
}

/*Team*/
.team-link {
    display: block;
    height: 100%;
}

.team{
    position: relative;
    overflow: hidden;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.team::after{
    content: "";
    width: 500px;
    height: 400px;
    background-color: rgba(var(--c-brand-rgb), 0.2);
    position: absolute;
    bottom: 0;
    right: 0;
    transition: var(--transition);
}

.team:hover::after{
    height: 100%;
    width: 100%;
    background-color: var(--c-brand);
    z-index: -1;
}

.team:hover h5,
.team:hover p,
.team:hover .iconbox{
    color: white;
}

.team-year-tabs {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin: 40px 0;
  border-bottom: 1px solid #ddd;
}

.year-tab {
  padding: 10px 20px;
  background: none;
  border: none;
  color: #333;
  font-size: 16px;
  cursor: pointer;
  position: relative;
  padding-bottom: 15px;
}

.year-tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: #333;
}

.year-tab:hover {
  color: var(--c-brand);
}

.team-card[data-year] {
  display: none;
}

.team-card[data-year].show {
  display: block;
}

/* Back to Teams Button - Sticky */
.btn-outline-dark {
    position: sticky;
    top: 80px;
    z-index: 100;
    background-color: rgb(255, 249, 243);
    border: 2px solid var(--c-dark);
    color: var(--c-dark);
    display: inline-block;
    transition: var(--transition);
}

.btn-outline-dark:hover {
    background-color: var(--c-dark);
    color: white;
    transform: translateX(-5px);
}

/* Sponsors Hover Effect */
#sponsors .bg-white {
    transition: var(--transition);
}

#sponsors .bg-white:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1) !important;
}

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgb(255, 249, 243);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(231, 81, 0, 0.2);
    border-top: 5px solid var(--c-brand);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Gallery */
.gallery-item {
    height: 250px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.gallery-item-large .gallery-item {
    height: 524px; /* 250 + 250 + 24 (gap) */
}

@media (max-width: 991px) {
    .gallery-item-large .gallery-item {
        height: 300px;
    }
}

.gallery-item img {
    transition: var(--transition);
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-overlay i {
    color: white;
    font-size: 2rem;
    transform: scale(0);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-item:hover .gallery-overlay i {
    transform: scale(1);
}

/* Journey Card Hover */
.journey-card {
    transition: var(--transition);
}

.journey-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1) !important;
    z-index: 2;
    position: relative;
}

/* Language Toggle Switch */
.lang-switch {
    display: inline-flex;
    align-items: center;
    background: #f0f0f0;
    border-radius: 25px;
    padding: 4px;
    position: relative;
    width: 120px;
    height: 40px;
    cursor: pointer;
    transition: var(--transition);
}

.lang-switch:hover {
    background: #e5e5e5;
}

.lang-option {
    flex: 1;
    text-align: center;
    font-size: 13px;
    font-weight: 600;
    z-index: 2;
    transition: var(--transition);
    padding: 8px 0;
    color: #666;
}

.lang-option.active {
    color: white;
}

.lang-slider {
    position: absolute;
    top: 4px;
    left: 4px;
    width: calc(50% - 4px);
    height: calc(100% - 8px);
    background: var(--c-brand);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.lang-switch.en .lang-slider {
    transform: translateX(100%);
}

/* Theme Toggle */
.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid rgba(var(--c-brand-rgb), 0.25);
    background: rgba(var(--c-brand-rgb), 0.08);
    color: var(--c-dark);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.theme-toggle i {
    font-size: 18px;
}

.theme-toggle:hover {
    background: rgba(var(--c-brand-rgb), 0.12);
    transform: translateY(-1px);
}

/* Mars Dark Mode */
body.mars-dark {
    background:
        radial-gradient(circle at 20% 15%, var(--mars-glow), transparent 30%),
        radial-gradient(circle at 85% 20%, rgba(255, 115, 70, 0.18), transparent 38%),
        radial-gradient(circle at 40% 75%, rgba(255, 115, 70, 0.12), transparent 36%),
        var(--mars-bg);
    color: var(--mars-text);
}

body.mars-dark h1,
body.mars-dark h2,
body.mars-dark h3,
body.mars-dark h4,
body.mars-dark h5,
body.mars-dark h6,
body.mars-dark .h1,
body.mars-dark .h2,
body.mars-dark .h3,
body.mars-dark .h4,
body.mars-dark .h5,
body.mars-dark .h6 {
    color: var(--mars-text);
}

body.mars-dark a {
    color: #ff9c6b;
}

body.mars-dark a:hover {
    color: #ffb389;
}

body.mars-dark .navbar {
    background: rgba(19, 13, 11, 0.92) !important;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.45);
    border-bottom: 1px solid rgba(255, 115, 70, 0.2);
}

body.mars-dark .navbar-toggler {
    border-color: rgba(255, 115, 70, 0.45);
}

body.mars-dark .navbar-toggler-icon {
    filter: invert(1) brightness(1.2);
}

body.mars-dark .navbar-nav .nav-link {
    color: var(--mars-muted);
}

body.mars-dark .navbar-nav .nav-link.active {
    color: var(--c-brand-light);
}

body.mars-dark #home {
    background: linear-gradient(rgba(12, 8, 7, 0.65), rgba(19, 12, 10, 0.8)), url(../images/photobank-kiev-Opzk_hvwO9Q-unsplash.jpg);
    background-position: center;
    background-size: cover;
}

body.mars-dark #about-us,
body.mars-dark #team {
    background: linear-gradient(135deg, rgba(26, 17, 13, 0.92) 0%, rgba(32, 19, 12, 0.88) 100%);
}

body.mars-dark #team.border {
    border: 1px solid rgba(255, 156, 107, 0.08) !important;
}

body.mars-dark #about-us::before,
body.mars-dark #team::before {
    background-image:
        radial-gradient(circle at 25% 45%, rgba(255, 115, 70, 0.14) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(255, 115, 70, 0.1) 0%, transparent 42%);
}

body.mars-dark #journey {
    background: linear-gradient(180deg, rgba(24, 16, 13, 0.95), rgba(28, 17, 13, 0.92));
}

body.mars-dark .border,
body.mars-dark .border-top,
body.mars-dark .border-bottom {
    border-color: rgba(255, 156, 107, 0.08) !important;
}

body.mars-dark .bg-white,
body.mars-dark .bg-light,
body.mars-dark .journey-card,
body.mars-dark .team,
body.mars-dark .card,
body.mars-dark .shadow-sm,
body.mars-dark .theme-shadow {
    background-color: var(--mars-panel) !important;
    color: var(--mars-text);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45) !important;
    border-color: rgba(255, 115, 70, 0.16);
}

body.mars-dark .team::after {
    background-color: rgba(var(--c-brand-rgb), 0.25);
}

body.mars-dark .iconbox {
    background: rgba(var(--c-brand-rgb), 0.18);
    color: #ffb38d;
}

body.mars-dark .journey-card h5,
body.mars-dark .team h5,
body.mars-dark .journey-card p,
body.mars-dark .team p {
    color: #ffe3d3;
}

body.mars-dark .section-title p,
body.mars-dark .navbar-nav .nav-link,
body.mars-dark p,
body.mars-dark span,
body.mars-dark li {
    color: var(--mars-muted);
}

body.mars-dark .btn-outline-dark {
    background-color: transparent;
    border: 2px solid rgba(255, 115, 70, 0.5);
    color: var(--mars-text);
}

body.mars-dark .btn-outline-dark:hover {
    background-color: rgba(255, 115, 70, 0.16);
    color: var(--mars-text);
}

body.mars-dark .lang-switch {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

body.mars-dark .lang-option {
    color: var(--mars-muted);
}

body.mars-dark .lang-option.active {
    color: var(--mars-text);
}

body.mars-dark .lang-slider {
    background: var(--c-brand);
}

body.mars-dark .year-tab {
    color: #e5d6c8;
}

body.mars-dark .year-tab.active::after {
    background: #ff9c6b;
}

body.mars-dark .team-year-tabs {
    border-bottom: 1px solid rgba(255, 156, 107, 0.14);
}

body.mars-dark .theme-toggle {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 115, 70, 0.35);
    color: var(--mars-text);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
}

body.mars-dark .section-title .line {
    background-color: var(--c-brand-light);
}

body.mars-dark #preloader {
    background-color: rgba(19, 12, 10, 0.94);
}

body.mars-dark .gallery-overlay {
    background-color: rgba(0, 0, 0, 0.55);
}