:root {
    --bg: #000;
    --panel: #1a1a1a;
    --muted: #464646;
    --text: #fff;
    --accent-gradient: linear-gradient(180deg, #1463ff 4%, #9103dd 61%, #c636d9 81%);
}

* {margin: 0;
    padding: 0;
    box-sizing: border-box;}

ul {list-style: none;}

a {text-decoration: none;}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding-top: 85px;
    display: flex;
    flex-direction: column;
    line-height: 1.5rem;
}

/* Header */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 85px;
    z-index: 1000;
    background: transparent;
}

#top {
    height:85px;
    background:var(--panel);
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding: 10px 20px;
    border-bottom:1px solid var(--muted);
}

/* Top-left */
#top-left-corner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 25%;
}

#top-left img {
    padding-bottom: 3px;
}

#menu {
    border:none;
    font-size:1.8rem;
    background:none;
    color:var(--text);
    cursor:pointer;
    transition: color .20s ease;
}

#menu:hover {color: #b0b0b0;}

#logo-link a {
    display: flex;
    align-items: center;
    gap: 5px;
    color: inherit;
}

#title-highlight, #logo-link h2 {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#letter-e {
    background:#fff;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#top h1 {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    font-size: 2.5rem;
    margin: 0;
}

#favorites button {
    background: none;
    border: none;
    display: flex;
    align-items: center;
    color: var(--text);
    gap: 5px;
    transition: color .20s ease;
}

#favorites button:hover {
    color: #b0b0b0;
    cursor: pointer;
}

/* Main layout wrapper */
#screen-wrapper {
    display: flex;
    width: 100%;
    min-height: calc(100vh - 85px);
    align-items: stretch;
    position: relative;
}

/* Side menu */
#side-menu {
    position: fixed;
    top: 85px;
    left: 0;
    bottom: 0;
    width: 250px;
    max-width: 80%;
    background: var(--panel);
    border-right: 1px solid var(--muted);
    padding: 20px 15px;
    z-index: 900;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transform: translateX(-110%);
    transition: transform .20s ease;
}

/* Slide in */
#side-menu.active {
    transform: translateX(0);
}

#side-menu.active ~ #hero {
    margin-left: 250px;
}

/* Menu content */
#side-menu p {
    font-size: 1rem;
    color: #b0b0b0;
    letter-spacing: 1px;
}

#side-menu ul {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
    padding-right: 6px;
}

#side-menu li {width: 100%;}

#side-menu button {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    font-size: 1rem;
    padding: 10px;
    border-radius: 10px;
    border: none;
    background: none;
    color: var(--text);
    text-align: left;
    cursor: pointer;
    transition: background .20s ease;
}

#side-menu button:hover {background: #262626;}

#side-menu button i {
    min-width: 28px;
    display: inline-block;
}

#side-menu button.active i,
#side-menu button:hover i {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Main content */
#hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 50px;
    align-items: center;
    justify-content: flex-start;
    padding: 40px 15px;
    transition: margin .20s ease;
}

/* Intro box */
#intro-box {
    background: radial-gradient(ellipse at center, #1463ff 0%, #9103dd 100%, #c636d9 100%);
    width: 70%;
    min-height: 550px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-self: center;
    border-radius: 20px;
    padding: 48px;
    color: var(--text);
    position: relative;
    gap: 18px;
    text-align: center;
    font-size: 2.5rem;
    line-height: 4.5rem;
    padding: 50px;
    overflow: hidden;
}

#intro-box i {
    opacity: 0.4;
    position: absolute;
}

#top-left {
    left: 10%; 
    top: 20%;
    transform: rotate(-15deg);
}

#bottom-left {
    left: 15%; 
    bottom: 20%;
    transform: rotate(15deg);
}

#bottom-center {
    right: 45%; 
    bottom: 12%;
    transform: rotate(-15deg);
}

#top-right {
    right: 15%; 
    top: 20%;
    transform: rotate(-15deg);
}

#bottom-right {
    right: 10%; 
    bottom: 20%;
    transform: rotate(15deg);
}

#top-center {
    left: 45%; 
    top: 12%;
    transform: rotate(15deg);
}

#intro-box p {font-size: 1.5rem;}

#intro-text {
    text-align: center;
    font-size: 1.5rem;
    color: #b0b0b0;
    width: 70%;
}

/* Syntax text */
.syntax,
.example {
    text-align: left;
    display: block;
    font-family: monospace;
    background: #111;
    padding: 20px;
    border-radius: 8px;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-wrap: anywhere;
    font-size: 1.2rem;
    line-height: 1.4;
    max-width: 100%;
    overflow-x: auto;
    width: fit-content;
    margin: auto;
}

/* Cards layout */
.cards {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 28px;
    width: 70%;
}

.intro-card {
    background: var(--panel);
    border-radius: 16px;
    padding: 20px 25px 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    font-size: 1rem;
    transition: background .20s ease;
}

.intro-card-icon {
    background: radial-gradient(circle at center, #1463ff 0%, #9103dd 100%, #c636d9 100%);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 10px;
    border-radius: 10px;
    font-size: 1.5rem;
    min-height: 50px;
}

.card {
    background: var(--panel);
    border-radius: 16px;
    padding: 20px 25px 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    font-size: 1rem;
    transition: background .20s ease;
}

.card:hover {
    background: #323232;
    cursor: pointer;
}

.card-icon {
    background: radial-gradient(circle at center, #1463ff 0%, #9103dd 100%, #c636d9 100%);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 10px;
    border-radius: 10px;
    font-size: 1.5rem;
    min-height: 50px;
}

.card-icon img {
    width: 40px;
}

.card-icon img:hover {
    opacity: 0.5;
    cursor: default;
}

/* Footer */
footer {
    width: 100%;
    max-width: 1100px;
    color: var(--muted);
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-items: center;
    margin-top: auto;
}

/* Hide the visible scrollbar */
#side-menu {
    overflow-y: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* WebKit browsers */
#side-menu::-webkit-scrollbar {
    width: 0;
    height: 0;
}