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

::-webkit-scrollbar {
    display: none;
}

/* === FONT === */
@font-face {
    font-family: 'Ahsing';
    src: url('assets/fonts/Ahsing-Regular.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
}

/* === VARIABLES === */
:root {
    --bg: #fff;
    --text: #000;
    --glass: rgba(0, 0, 0, 0.025);
    --border: 1px solid rgba(0, 0, 0, 0.1);
    --hover-bg: #0f0f0f;
    --hover-c: #fff;
}

.darkMode {
    --bg: #0f0f0f;
    --text: #fff;
    --glass: rgba(255, 255, 255, 0.025);
    --border: 1px solid rgba(255, 255, 255, 0.1);
    --hover-bg: #fff;
    --hover-c: #000;
}

/* === BASE === */
body {
    width: 95vw;
    margin: auto;
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* === NAV === */
.nav {
    width: 95vw;
    height: 75px;
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-title {
    font-family: 'Ahsing';
    font-size: 1.9rem;
    font-weight: lighter;
    color: var(--text);
    user-select: none;
}

/* === TOGGLE === */
#darkToggle {
    height: 50px;
    width: 50px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background-color: var(--glass);
    border: var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    position: relative;
}

#darkToggle:hover {
    transform: translateY(-2.5px);
    background-color: var(--hover-bg);
}

#darkToggle:hover span {
    color: var(--hover-c);
}

#darkToggle span {
    color: var(--text);
    transition: opacity 0.3s ease, transform 0.4s ease;
    position: absolute;
}

/* show dark_mode, hide light_mode */
#darkToggle span:last-child {
    opacity: 0;
    transform: rotate(-360deg);
}

/* dark mode active */
.darkMode #darkToggle span:first-child {
    opacity: 0;
    transform: rotate(360deg);
}

.darkMode #darkToggle span:last-child {
    opacity: 1;
    transform: rotate(0deg);
}

/* === CONTAINER === */
.container {
    margin: 30px auto;
    padding: 30px 20px;
    background-color: var(--glass);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: var(--border);
    border-radius: 30px;
}

.container h2 {
    margin-top: 20px;
}

/* === FOOTER === */
footer {
    text-align: center;
    margin-top: 20px;
    padding: 20px 0;
    font-size: 14px;
}

footer span {
    font-weight: bold;
    cursor: pointer;
}

footer span a {
    text-decoration: none;
    color: var(--text);
}