.figtree-regular {
  font-family: "Figtree", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
}
html{
    scroll-behavior: smooth;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
    --bg-main: #101010;
    --bg-card: #1E1E1E;
    --bg-surface: #2A2A2A;
    --bg-dark-card: #161616;
    --text-primary: #FFFFFF;
    --text-secondary: #CCCCCC;
    --text-muted: #888888;

    --accent-red: #D62828;
    --accent-red-hover: #B71C1C;
    --dark-red: #6b0303;

    --accent-yellow: #FFD166;
    --accent-yellow-hover: #cea441;
    --dark-yellow: #523905;
    --button-bg: var(--accent-red);
    --button-text: #FFFFFF;
    --button-hover: var(--accent-red-hover);

    --button-sec-bg: var(--accent-yellow);
    --button-sec-text: #121212;
    --button-sec-hover: var(--accent-yellow-hover);

    --border-color: #333333;
    --border-active: var(--accent-yellow);

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 3rem;
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-red: 0 4px 10px rgba(78, 2, 2, 0.8);
    --shadow-yellow: 0 4px 10px rgba(82, 57, 5, 0.8);
}

body {
    display: flex;
    flex-direction: column;
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: "Figtree", sans-serif;
    font-optical-sizing: auto;
    line-height: 1.5;
    min-height: 100dvh;
}

main {
    flex: 1;
}

header, body {
    overflow: visible;
}

.navbar {
    box-shadow: 0px 5px 90px 70px #101010;
    font-weight: 500;
    background-color: var(--bg-dark-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    width: calc(100% - 2rem);
    position: fixed; 
    top: 0;
    left: 1rem;
    z-index: 1000;
    margin-top: 1rem;
}

.navbar a {
    text-decoration: none;
    color: #ffffff;
}

.logo {
    color: var(--accent-yellow);
    font-size: 1.5rem;
    font-weight: bold;
    font-family: "Figtree", sans-serif;
    display: inline-block;
}

.logo a {
    color: var(--accent-yellow);
}

.logo a:hover {
    color: var(--accent-yellow-hover);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-md);
    font-size: 1rem;
}

.nav-links a {
    color: #cccccc;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--button-hover);
}

.background {
    position: relative;
    isolation: isolate;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 97dvh;
    padding: 5rem 1rem 2rem;
    background-image: url('../assets/image.png');
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
}

.background::after {
    content: '';
    position: absolute;
    z-index: -1;
    left: 0;
    right: 0;
    top: 0;
    bottom: -4rem;
    pointer-events: none;
    background: linear-gradient(
        to bottom,
        rgba(16, 16, 16, 0.2) 10%,
        rgba(16, 16, 16, 0.3) 25%,
        rgba(16, 16, 16, 0.5) 40%,
        rgba(16, 16, 16, 0.85) 60%,
        var(--bg-main) 95%
    );
}

.main-hero {
    width: min(100% - 2rem, 46rem);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-color: var(--border-color);
    border-radius: 50px;
    color: var(--text-primary);
    text-align: center;
}

.scroll-fade{
    --scroll-fade-opacity: 1;
    --scroll-fade-shift: 0px;
    opacity: var(--scroll-fade-opacity);
    transform: translate3d(0, var(--scroll-fade-shift), 0);
    will-change: opacity, transform;
}

.hero-title h1 {
    background-color: rgba(29, 29, 29, 0.85);
    width: fit-content;
    border: solid var(--border-color) 2px;
    max-width: 100%;
    padding: var(--space-xs) var(--space-md);
    margin: 0 auto;
    border-radius: var(--radius-md);
    font-weight: 900 !important;
    font-size: 2.5rem;
    color: #ffffff;
    text-shadow: 
        0 0 1px currentColor,
        0 0 2px currentColor,
        0 0 3px currentColor,
        0 0 9px currentColor;
}

.hero-title h1 span{
    text-shadow: 
        0 0 1px currentColor,
        0 0 2px currentColor,
        0 0 4px currentColor,
        0 0 9px currentColor;
}

.hero-subtitle h3{
    margin-top: var(--space-sm);
    margin-bottom: var(--space-xs);
    font-weight: 500;
    font-size: 1.5rem;
}

.hero-description {
    width: min(100%, 34rem);
    margin: 0 auto;
    margin-top: var(--space-xs);
    font-size: 1.06rem;
    font-weight: 500;
}

.buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.button{
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    padding: 0.65rem var(--space-md);
    font-size: 1.2rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
}

.button-primary{
    border-color: var(--accent-red);
    background-color: var(--dark-red);
    color: var(--text-primary);
    box-shadow: var(--shadow-red);
    transition: transform 0.15s ease-in-out, box-shadow 0.2s ease-in-out, border-color 0.2s ease-in-out;
}

.button-primary:hover{
    transform: scale(1.05);
    border-color: var(--accent-red-hover);
    box-shadow: 0px 6px 15px rgba(78, 2, 2, 0.8);
}

.button-secondary{
    border-color: var(--accent-yellow);
    background-color: var(--button-sec-bg);
    color: #121212;
    box-shadow: var(--shadow-yellow);
    transition: transform 0.15s ease-in-out, box-shadow 0.2s ease-in-out, border-color 0.2s ease-in-out;
}

.button-secondary:hover {
    transform: scale(1.05);
    box-shadow: 0px 6px 15px rgba(82, 57, 5, 0.8);
    border-color: var(--accent-yellow-hover);
}
.learn-more{
    color: var(--text-muted);
    font-weight: 600;

}
.learn-more a{
    text-decoration: none;
}
.about{
    display: flex;
    justify-content: center;
    margin: 0 auto;
    padding: var(--space-lg) var(--space-sm) var(--space-sm);
    text-align: center;
}

.about-title {
    color: var(--text-primary);
    font-weight: 800;
    font-size: 1.75rem;
    text-align: center;
}

.title::after{
    content: '';
    display: block;
    width: 6rem;
    height: 3px;
    background-color: var(--accent-yellow);
    margin: var(--space-xs) auto var(--space-md);
    border-radius: var(--radius-sm);
}

.about-description {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1.2rem;
}

.highlight {
    color: var(--accent-red);
    font-weight: bold;
    font-style: italic;
}

.title {
    color: var(--text-primary);
    font-weight: 800;
    font-size: 1.75rem;
    text-align: center;
}

.modules-section {
    padding: var(--space-sm) 0 var(--space-lg);
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-sm);
}

.module-card {
    cursor: pointer;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.17s ease, border-color 0.17s ease, box-shadow 0.17s ease;
}
.module-card:hover{
    transform: scale(1.05);
    border-color: var(--accent-yellow);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}
.module-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.module-logo {
    border-radius: 10px;
    width: 2.2rem;
    object-fit: contain;
}

.module-card-title {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
}

.module-description {
    color: var(--accent-yellow-hover);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0 0 var(--space-md) 0;
}

.facts-section {
    padding: var(--space-sm) 0 var(--space-lg);
}

.facts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-sm);
}

.facts-date,
.facts-status {
    color: var(--text-secondary);
    text-align: center;
}

.facts-date {
    margin-top: calc(-1 * var(--space-xs));
    color: var(--accent-yellow);
    font-size: 1.1rem;
    font-weight: 700;
}

.facts-status {
    grid-column: 1 / -1;
    padding: var(--space-md);
}

.fact,
.random-fact-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    box-shadow: var(--shadow-card);
}

.fact::after {
    content: '';
    display: block;
    clear: both;
}

.fact-featured {
    grid-column: 1 / -1;
    border-color: var(--accent-yellow);
    padding: var(--space-lg);
    box-shadow: none;
}

.fact-kicker {
    margin-bottom: var(--space-xs);
    color: var(--accent-yellow);
    font-size: 0.85rem;
    font-weight: 700;
}

.facts-more {
    grid-column: 1 / -1;
    overflow: hidden;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.facts-more summary {
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    font-weight: 700;
    cursor: pointer;
    transition: color 0.2s ease;
}

.facts-more summary:focus-visible {
    color: var(--accent-yellow);
}

.facts-more::details-content {
    height: 0;
    overflow: clip;
    opacity: 0;
    interpolate-size: allow-keywords;
    transition:
        height 0.3s ease,
        opacity 0.2s ease,
        content-visibility 0.3s allow-discrete;
}

.facts-more[open] summary {
    border-bottom: 1px solid var(--border-color);
}

.facts-more[open]::details-content {
    height: auto;
    opacity: 1;
}

.facts-secondary {
    display: flex;
    flex-direction: column;
    padding: 0 var(--space-sm);
}

.fact-secondary {
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--border-color);
    border-radius: 0;
    padding: var(--space-sm) var(--space-xs);
    box-shadow: none;
}

.fact-secondary:last-child {
    border-bottom: 0;
}

.fact-secondary .fact-description {
    margin: 0;
    color: var(--text-secondary);
}

.fact-title,
.fact-description {
    margin-left: 0;
    margin-right: 0;
}

.fact-title {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 700;
}

.fact-description {
    margin-top: var(--space-xs);
    margin-bottom: var(--space-md);
    color: var(--accent-yellow-hover);
    font-size: 0.95rem;
    line-height: 1.5;
}

.facts-grid .fact-description:last-child {
    margin-bottom: 0;
}
.random-fact {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-sm) var(--space-sm) var(--space-lg);
}

.random-fact-card {
    border-color: var(--accent-yellow);
    padding: var(--space-lg);
}

.random-fact-title {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.35;
}

.random-fact-desc {
    margin-top: var(--space-xs);
    color: var(--accent-yellow-hover);
    font-size: 0.95rem;
    line-height: 1.6;
}

footer::before{
    content: '';
    display: block;
    width: 100%;
    height: 3px;
    background-color: #0a0a0a;
    margin: var(--space-xs) auto var(--space-md);
    border-radius: var(--radius-sm);
}

footer{
    background-color: var(--bg-dark-card);
}
.footer{
    
    margin:5rem 10rem;
    
}
.version{
    color: var(--text-muted)
}
.footer-nav-links{
    
    list-style: none;
}
.footer-nav-links a{
    color: var(--text-secondary);

    text-decoration: none;
    padding:10px;
}
.footer-nav-links a:hover{
    color: var(--accent-red-hover);
}
.socials a{
    text-decoration: none;
    color:white;
}

.timeline-page {
    min-height: 100dvh;
    padding: 9rem var(--space-sm) var(--space-lg);
}

.timeline-intro {
    max-width: 48rem;
    margin: 0 auto var(--space-lg);
    text-align: center;
}

.timeline-intro h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 1.1;
}

.timeline-intro > p:last-child {
    max-width: 38rem;
    margin: var(--space-sm) auto 0;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.timeline-kicker {
    margin-bottom: var(--space-xs);
    color: var(--accent-yellow);
    font-size: 0.85rem;
    font-weight: 700;
}

.timeline-section {
    max-width: 62rem;
    margin: 0 auto;
}

.timeline-track {
    position: relative;
    height: calc(var(--timeline-track-height, 600px) + 14rem);
    min-height: 30rem;
    isolation: isolate;
}

.timeline-track::before {
    position: absolute;
    z-index: -1;
    top: 6rem;
    bottom: 8rem;
    left: 50%;
    width: 2px;
    background: var(--border-color);
    content: '';
    transform: translateX(-50%);
}

.timeline-tick,
.timeline-event {
    position: absolute;
    top: calc(6rem + var(--timeline-position, 0px));
}

.timeline-tick {
    left: 50%;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 700;
    transform: translate(-50%, -50%);
}

.timeline-tick::before {
    width: 0.65rem;
    height: 2px;
    background: var(--accent-yellow);
    content: '';
}

.timeline-divider {
    position: absolute;
    top: calc(6rem + var(--timeline-position, 0px));
    right: 0;
    left: 0;
    z-index: 1;
    display: flex;
    height: 5rem;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 0.35rem 0;
    transform: translateY(-50%);
}

.timeline-divider::before {
    position: absolute;
    top: 50%;
    right: 0;
    left: 0;
    border-top: 2px solid var(--accent-yellow);
    content: '';
}

.timeline-divider-label,
.timeline-divider-year {
    position: relative;
    z-index: 1;
    max-width: 100%;
    padding: 0 var(--space-xs);
    background: var(--bg-main);
    text-align: center;
}

.timeline-divider-label {
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 700;
}

.timeline-divider-ending {
    color: var(--accent-yellow);
}

.timeline-divider-beginning {
    color: var(--text-secondary);
}

.timeline-divider-year {
    position: absolute;
    top: 50%;
    color: var(--accent-yellow);
    font-size: 0.75rem;
    font-weight: 800;
    transform: translateY(-50%);
}

.timeline-event {
    width: calc(50% - 3rem);
    transform: translateY(-50%);
}

.timeline-event.is-left {
    left: 0;
    text-align: right;
}

.timeline-event.is-right {
    right: 0;
    text-align: left;
}

.timeline-event::after {
    position: absolute;
    top: 1.25rem;
    width: 0.75rem;
    height: 0.75rem;
    border: 3px solid var(--bg-main);
    border-radius: 50%;
    background: var(--accent-yellow);
    box-shadow: 0 0 0 1px var(--accent-yellow);
    content: '';
}

.timeline-event.is-left::after {
    right: calc(-3rem - 0.375rem);
}

.timeline-event.is-right::after {
    left: calc(-3rem - 0.375rem);
}

.timeline-event-card {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.timeline-event-year {
    margin-bottom: var(--space-xs);
    color: var(--accent-yellow);
    font-size: 1.15rem;
    font-weight: 800;
}

.timeline-event-title {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 700;
}

.timeline-event-description {
    margin-top: var(--space-xs);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.quizzes {
    margin: 0px 20px;
    min-height: 100dvh;
    padding: 9rem var(--space-sm) var(--space-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 22rem));
    justify-content: center;
    gap: var(--space-md);

}

.quiz-intro {
    grid-column: 1 / -1;
    width: min(100%, 46rem);
    margin: 0 auto;
    text-align: center;
}

.quiz-intro h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 1.1;
}

.quiz-intro > p:last-child {
    max-width: 36rem;
    margin: var(--space-sm) auto 0;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.quiz-kicker {
    color: var(--accent-yellow);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.quiz-kicker {
    margin-bottom: var(--space-xs);
}

.quiz {
    width: 100%;
    max-width: 22rem;
    margin: 0 auto;
    padding: clamp(var(--space-sm), 3vw, var(--space-md));
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.quiz.difficulty-easy {
    --quiz-difficulty-color: #4caf50;
    --quiz-button-text: #121212;
}

.quiz.difficulty-medium {
    --quiz-difficulty-color: var(--accent-yellow);
    --quiz-button-text: #121212;
}

.quiz.difficulty-hard {
    --quiz-difficulty-color: var(--accent-red);
    --quiz-button-text: var(--text-primary);
}

.quiz[class*="difficulty-"] {
    border-top: 4px solid var(--quiz-difficulty-color);
}

.quiz[class*="difficulty-"] .quiz-difficulty {
    color: var(--quiz-difficulty-color);
    font-weight: 700;
}

.quiz-heading {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.quiz-logo {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--radius-sm);
}

.quiz-title {
    margin-top: 0.15rem;
    color: var(--text-primary);
    font-size: clamp(1.4rem, 4vw, 1.9rem);
}

.quiz-description {
    margin-top: var(--space-md);
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.quiz-actions {
    margin-top: var(--space-lg);
}

.quiz-button {
    width: 100%;
    background-color: var(--quiz-difficulty-color, var(--button-bg));
    border-color: var(--quiz-difficulty-color, var(--button-bg));
    color: var(--quiz-button-text, var(--button-text));
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.quiz-button:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.quiz-button:focus-visible {
    outline: 2px solid var(--quiz-difficulty-color, var(--accent-yellow));
    outline-offset: 3px;
}

.quiz-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs) var(--space-md);
    margin-top: var(--space-md);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.quiz-tags p {
    margin: 0;
}

.form-wrapper{
    width: min(100%, 42rem);
    margin: 0 auto;
    padding: var(--space-lg);
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.contact-page {
    min-height: 100dvh;
    padding: 9rem var(--space-sm) var(--space-lg);
}

.contact-intro {
    max-width: 42rem;
    margin: 0 auto var(--space-lg);
    text-align: center;
}


.privacy-page {
    min-height: 100dvh;
    padding: 9rem var(--space-sm) var(--space-lg);
}

.privacy-content {
    width: min(100%, 52rem);
    margin: 0 auto;
    padding: clamp(var(--space-md), 5vw, var(--space-lg));
    color: var(--text-secondary);
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.privacy-heading {
    margin-bottom: var(--space-lg);
    text-align: center;
}

.privacy-kicker {
    margin-bottom: var(--space-xs);
    color: var(--accent-yellow);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
}

.privacy-heading h1 {
    color: var(--text-primary);
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 1.1;
}

.privacy-updated {
    margin-top: var(--space-sm);
    color: var(--text-muted);
}

.privacy-content > p,
.privacy-content section {
    margin-top: var(--space-md);
}

.privacy-content section {
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.privacy-content h2 {
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
    font-size: 1.3rem;
}

.privacy-content p {
    line-height: 1.7;
}

.privacy-content ul,
.privacy-content ol {
    display: grid;
    gap: var(--space-xs);
    margin: var(--space-sm) 0;
    padding-left: var(--space-md);
    line-height: 1.7;
}

.privacy-content a {
    color: var(--accent-yellow);
}

.privacy-content a:hover {
    color: var(--accent-yellow-hover);
}

.privacy-open {
    overflow: hidden;
}

.privacy-popup {
    position: fixed;
    z-index: 2000;
    inset: 0;
    display: grid;
    place-items: center;
    padding: var(--space-sm);
    background: rgba(8, 8, 8, 0.58);
    backdrop-filter: blur(9px);
    -webkit-backdrop-filter: blur(9px);
}

.privacy-popup[hidden] {
    display: none;
}

.privacy-dialog {
    width: min(100%, 34rem);
    padding: clamp(var(--space-md), 6vw, 2.5rem);
    text-align: center;
    background: linear-gradient(145deg, #252525, #151515);
    border: 1px solid rgba(255, 209, 102, 0.55);
    border-top: 3px solid var(--accent-yellow);
    border-radius: var(--radius-md);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.75), 0 0 32px rgba(214, 40, 40, 0.12);
}

.privacy-dialog .privacy-kicker {
    margin-bottom: var(--space-xs);
}

.privacy-title {
    color: var(--text-primary);
    font-size: clamp(1.5rem, 6vw, 2rem);
    line-height: 1.2;
}

.privacy-description {
    margin-top: var(--space-sm);
    color: var(--text-secondary);
}

.privacy-actions {
    display: grid;
    justify-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.privacy-actions button {
    width: 100%;
    max-width: 22rem;
}

.privacy-actions a {
    color: var(--accent-yellow);
    font-weight: 600;
}

.privacy-actions a:hover {
    color: var(--accent-yellow-hover);
}

.privacy-actions button:focus-visible,
.privacy-actions a:focus-visible {
    outline: 2px solid var(--text-primary);
    outline-offset: 4px;
}

.site-suggestion {
    position: fixed;
    z-index: 1500;
    left: 1rem;
    bottom: 1rem;
    width: min(calc(100% - 2rem), 22rem);
    padding: var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-yellow);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    animation: site-suggestion-enter 0.45s ease-out both;
}

.site-suggestion.is-closing {
    animation-direction: reverse;
}

@keyframes site-suggestion-enter {
    from {
        opacity: 0;
        transform: translateX(-1.5rem);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.site-suggestion-message {
    padding-right: 1.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.site-suggestion-link {
    display: inline-block;
    margin-top: var(--space-sm);
    padding: 0.4rem 0.75rem;
    font-size: 0.9rem;
    text-decoration: none;
}

.site-suggestion-dismiss {
    position: absolute;
    top: 0.4rem;
    right: 0.55rem;
    padding: 0.15rem 0.35rem;
    color: var(--text-muted);
    background: transparent;
    border: 0;
    font-size: 1.35rem;
    line-height: 1;
    cursor: pointer;
}

.site-suggestion-dismiss:hover {
    color: var(--text-primary);
}

.site-suggestion-dismiss:focus-visible,
.site-suggestion-link:focus-visible {
    outline: 2px solid var(--accent-yellow);
    outline-offset: 3px;
}

.contact-intro h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 1.1;
}

.contact-intro > p:last-child {
    margin-top: var(--space-sm);
    color: var(--text-secondary);
    font-size: 1.05rem;
}


.contact-form {
    display: grid;
    gap: var(--space-md);
}

.form-field,
.form-fieldset {
    display: grid;
    gap: var(--space-xs);
}

.form-field label,
.form-fieldset legend {
    color: var(--text-primary);
    font-weight: 700;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 0.75rem;
    color: var(--text-primary);
    font: inherit;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    resize: vertical;
}

.form-field input:focus,
.form-field textarea:focus {
    outline: 2px solid var(--accent-yellow);
    outline-offset: 2px;
    border-color: var(--accent-yellow);
}

.form-fieldset {
    min-width: 0;
    padding: 0;
    border: 0;
}

.radio-options {
    display: flex;
    gap: var(--space-md);
    color: var(--text-secondary);
}

.radio-options label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 500;
    cursor: pointer;
}
.button-submit{
    background-color: var(--accent-red);
    box-shadow: 0px 4px 10px 1px var(--dark-red);
    transition: transform 0.1s ease-in;
}
.button-submit:hover{
    transform: scale(1.05);
}
.radio-options input {
    accent-color: var(--accent-yellow);
}


@media (prefers-reduced-motion: reduce) {
    .facts-more::details-content {
        transition: none;
    }

}

.fact-image {
    display: block;
    float: left;
    width: 55%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    margin: 0 var(--space-md) var(--space-xs) 0;
}

@media (max-width: 768px) {
    .navbar {
        box-shadow: 0px 0px 90px 40px #101010;
        flex-direction: column;
        gap: var(--space-sm);
        padding: 1rem;
        border-radius: var(--radius-md);
    }

    .background {
        padding-top: 9rem;
    }

    .nav-links {
        font-size: 0.9rem;
        gap: var(--space-sm);
        justify-content: center;
        width: 100%;
        flex-wrap: wrap; 
    }

    .title {
        font-size: 1.5rem;
    }

    .modules-section {
        padding: var(--space-sm) 0 var(--space-lg);
    }

    .facts-section {
        padding: var(--space-sm) 0 var(--space-lg);
    }

    .modules-grid {
        grid-template-columns: 1fr;
    }

    .facts-grid {
        grid-template-columns: 1fr;
    }

    .random-fact-card {
        padding: var(--space-md);
    }
    
    .footer{
        margin:3rem 5rem;
    }
    .version{
        color: var(--text-muted);
    }
    .timeline-page {
        padding-top: 11rem;
    }

    .timeline-track {
        --timeline-mobile-axis: 3.75rem;
        --timeline-mobile-card-start: 5.5rem;
    }

    .timeline-track::before,
    .timeline-tick {
        left: var(--timeline-mobile-axis);
    }

    .timeline-tick {
        justify-content: flex-end;
        transform: translate(calc(-100% - 0.75rem), -50%);
    }

    .timeline-event,
    .timeline-event.is-left,
    .timeline-event.is-right {
        left: var(--timeline-mobile-card-start);
        right: 0;
        width: auto;
        text-align: left;
    }

    .timeline-event.is-left::after,
    .timeline-event.is-right::after {
        right: auto;
        left: calc(var(--timeline-mobile-axis) - var(--timeline-mobile-card-start) - 0.375rem);
    }

    .quizzes {
        padding-top: 11rem;
    }

    .quiz-heading {
        align-items: flex-start;
    }

    .button {
        width: min(100%, 20rem);
    }
}

.quiz-button {
    display: block;
    text-align: center;
    text-decoration: none;
}

.quiz-test-page {
    width: min(100% - 2rem, 48rem);
    margin: 0 auto;
    padding: 9rem 0 var(--space-lg);
}

.quiz-test-panel {
    padding: clamp(var(--space-md), 5vw, var(--space-lg));
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.quiz-test-title {
    margin-bottom: var(--space-md);
    color: var(--accent-yellow);
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    line-height: 1.2;
}

.quiz-test-status,
.quiz-progress {
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
}

.quiz-question {
    min-width: 0;
    border: 0;
}

.quiz-question legend {
    width: 100%;
    margin-bottom: var(--space-md);
    font-size: clamp(1.2rem, 3vw, 1.55rem);
    font-weight: 700;
}

.quiz-answers {
    display: grid;
    gap: var(--space-sm);
}

.quiz-answer {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm);
    color: var(--text-secondary);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease;
}

.quiz-answer:hover,
.quiz-answer:focus-within {
    border-color: var(--accent-yellow);
}

.quiz-answer:has(input:checked) {
    color: var(--text-primary);
    background: #332b1a;
    border-color: var(--accent-yellow);
}

.quiz-answer input {
    flex: 0 0 auto;
    margin-top: 0.35rem;
    accent-color: var(--accent-yellow);
}

.quiz-hint-area {
    margin-top: var(--space-md);
}

.quiz-hint-button {
    width: auto;
    padding: 0.35rem 0.75rem;
    font-size: 0.9rem;
}

.quiz-hint {
    margin-top: var(--space-sm);
    padding: var(--space-sm);
    color: var(--text-secondary);
    background: var(--bg-surface);
    border-left: 3px solid var(--accent-yellow);
    border-radius: var(--radius-sm);
}

.quiz-test-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: var(--space-lg);
}

.quiz-test-actions .button:disabled {
    cursor: not-allowed;
    opacity: 0.5;
    transform: none;
}

.quiz-error {
    padding: var(--space-sm);
    color: var(--text-primary);
    background: var(--dark-red);
    border: 1px solid var(--accent-red);
    border-radius: var(--radius-sm);
}

.quiz-grade {
    color: var(--accent-yellow);
    font-size: 1.4rem;
    font-weight: 700;
}

.quiz-grade-description,
.quiz-grade-formula {
    margin-top: var(--space-xs);
    color: var(--text-secondary);
}

.quiz-review-title {
    margin: var(--space-lg) 0 var(--space-sm);
}

.quiz-review-list {
    display: grid;
    gap: var(--space-sm);
    padding-left: 1.5rem;
}

.quiz-review-list li {
    padding: var(--space-sm);
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}

.quiz-review-list h3 {
    margin-bottom: var(--space-xs);
    font-size: 1.05rem;
}

.quiz-review-list p {
    margin-top: 0.25rem;
    color: var(--text-secondary);
}

.quiz-review-list strong {
    display: inline-block;
    margin-top: var(--space-xs);
}

.quiz-review-correct strong {
    color: #7bd88f;
}

.quiz-review-incorrect strong {
    color: #ff7777;
}

.quiz-back-link {
    display: inline-block;
    margin-top: var(--space-lg);
    text-decoration: none;
}

@media (max-width: 768px) {
    .quiz-test-page {
        padding-top: 11rem;
    }

    .quiz-test-actions {
        justify-content: stretch;
    }

    .quiz-test-actions .button {
        width: 100%;
    }
}

@media (max-width: 600px) {
    .site-suggestion {
        left: 50%;
        bottom: max(1rem, env(safe-area-inset-bottom));
        transform: translateX(-50%);
    }

    @keyframes site-suggestion-enter {
        from {
            opacity: 0;
            transform: translate(calc(-50% - 1.5rem), 0);
        }
        to {
            opacity: 1;
            transform: translate(-50%, 0);
        }
    }
}

@media (prefers-reduced-motion: reduce) {
    .site-suggestion {
        animation: none;
    }
}