@import url("https://fonts.googleapis.com/css?family=IBM+Plex+Sans:wght=400,500,700&display=swap;");
@import url("https://fonts.googleapis.com/css?family=Material+Icons");
@import url("https://fonts.googleapis.com/css?family=Cascadia+Code");
@import url('/font-awesome-4.6.3/css/font-awesome.min.css');

:root {
  /* Background layers */
  --bg: #0f1115;         /* page background */
  --surface: #161a22;    /* card, pre blocks, panels */
  --surface-2: #1d2230;  /* slightly higher layer, e.g., sidebar or headers */

  /* Text */
  --text: #e6e6e6;       /* main text */
  --para: #bcc0d6;
  --muted: #9aa4b2;      /* secondary text, labels, descriptions */

  /* Accent */
  --accent: #5da9ff;     /* links, buttons, small highlights */

  /* Borders / Dividers */
  --border: #2a2f3a;     /* subtle separation */

  /* Feedback */
  --error: #ef4444;      /* errors / destructive */
  --warning: #f59e0b;    /* warnings / cautions */

  /* fonts */
  --main: "IBM Plex Sans";
  --code: "Cascadia Code", monospace;
  --icons: "Material Icons";
}

* {
    margin: 0;
}

body {
    background: var(--bg);
        margin-top: 54px;
}

html {
    scrollbar-color: var(--border) var(--bg);

}

/* Navbar container */
ul.navbar {
  position: fixed;
  display: flex;
  align-items: center;
  z-index: 1000;
  list-style: none;
  top: 0;
  left: 0;
  margin: 0;
  padding: 0 20px;
  background-color: var(--surface);
  border-bottom: var(--border) 2px solid;
  width: 100%;
  box-sizing: border-box;
  line-height: normal;
  font-family: var(--main);
}

/* Title + icon */
ul.navbar li.uri {
  display: flex;
  align-items: center;
  color: white;
  line-height: normal;
}

/* Text next to icon spacing */
ul.navbar li.uri b {
  margin-left: var(--icon-text-gap); /* precise control */
}

/* Push links to the right */
ul.navbar li.uri + li {
  margin-left: auto; /* first link after the title goes to the right */
line-height: normal;
}

/* Links styling */
ul.navbar li a {
  display: inline-block;
  color: white;
  text-decoration: none;
  padding: 10px 16px;
  line-height: normal;
  border-radius: 6px;
  transition: background-color 0.3s ease;
}

/* Text links hover (excluding icons) */
ul.navbar li a.link:hover {
  background-color: var(--bg);
}

/* Icon sizing */
.site-icon {
  height: 28px;
  width: auto;
  display: inline-block;
  padding: 0;
  transform: translateY(0.1em);
}

/* -- banner -- */
#banner {
    width: 100%;
    height: calc(200px + 3vw);
    background: var(--surface-2);
    color: var(--text);
    font-family: var(--main);
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: var(--border) 3px solid;

    #btext {
        display: flex;
        gap: 10px;
        border: var(--border) 2px solid;
        padding: 20px;
        border-radius: 20px;
        corner-shape: squircle;

        p {
            color: var(--muted);
        }

        img {
            height: 4em;
            transform: translateY(0.2em)
        }
    }
}

.section {
    padding: 40px;
    color: var(--text);
    font-family: var(--main);
    border-bottom: var(--border) 2px solid;
    a {
        color: var(--para);
    }

    p {
        color: var(--para);
        max-width: 70vw;
        border-left: 2px solid var(--border);
        padding-left: 10px;
        margin-left: 20px;
        margin-top: 10px;

        c {
            font-size: 0.9em;
        }
    }

    c {
        background: var(--surface-2);
        padding: 1px 6px;
        border-radius: 4px;
        font-family: var(--code);
    }

    table {
        border-collapse: collapse;
        border: var(--border) 1px solid;
        margin: 30px;
    }

    th, td {
        border: var(--border) 1px solid;
        padding: 10px 16px;
    }
}

#tsect {
    display: flex;
    gap: 10px;
    margin: 30px;
    flex-wrap: wrap;

    .tbox {
        padding: 15px;
        background: var(--surface);
        border-radius: 6px;
        cursor: pointer;
        transition: background 0.3s, outline 0.2s;
        width: 140px;
        text-align: center;
        outline: transparent;
        
        img {
            width: 40px;
            height: 40px;
            display: flex;
            justify-self: center;
            margin-bottom: 5px;
            padding-bottom: 10px;
            border-bottom: var(--border) 2px solid;
        }

        t {
            margin: 5px;
        }
    }

    .tbox:hover {
        background: var(--surface-2);
        outline: var(--accent) 2px solid;
    }

}

#about, #tutorials {
    scroll-margin-top: 70px;
}

#openTable {
    background: var(--text);
    color: var(--accent);
    width: 0.7em;
    height: 1.5em;
    z-index: 9999;
    position: absolute;
    display: none;
    font-size: 2.5em;
    border-radius: 0 8px 8px 0;
    border: none;
    cursor: pointer;
    transform: translateY(40vh);
}

#openTable.open {
    display: flex;
    justify-content: center;
    align-items: center;
    align-self: center;
}

.overlay {
    display: flex;
    z-index: 9998;
    position: fixed;
}

#table {
    z-index: 10000;
    display: none;
    color: var(--text);
    font-family: var(--main);
    background: var(--surface);
    padding: 30px;
    width: 270px;
    border-right: var(--border) 3px solid;

    #closeBar {
        color: white;
        background: var(--surface);
        border: none;
        width: 1.3em;
        height: 1.3em;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-left: auto;
        border-radius: 4px;
        cursor: pointer;
        transition: background 0.3s;
    }

    #closeBar:hover {
        background: var(--surface-2)
    }
    #scroll {
        height: 72vh;
        overflow-y: auto;
        scrollbar-color: var(--border) var(--surface);
    }

    ul {
        list-style-type: none;
        margin: 10px;
        margin-left: 0;
        
        li {
            padding: 10px 16px;
            cursor: pointer;
            border-radius: 6px;
            transition: background 0.3s;
        }

        li:hover {
            background: var(--bg);
        }
    }

    h1 {
        margin-bottom: 15px;
    }
}

#table.open {
    display: flex;
    flex-direction: column;
}

#table2 {
    color: var(--text);
    font-family: var(--main);
    background: var(--surface);
    position: sticky;
    display: none;
    top: 54px;
    padding: 30px;
    width: 270px;
    border-right: var(--border) 3px solid;
    height: 81vh;

    #scroll2 {
        height: 72vh;
        overflow-y: auto;
        scrollbar-color: var(--border) var(--surface);
    }

    ul {
        list-style-type: none;
        margin: 10px;
        margin-left: 0;
        
        li {
            padding: 10px 16px;
            cursor: pointer;
            border-radius: 6px;
            transition: background 0.3s;
        }

        li:hover {
            background: var(--bg);
        }
    }

    h1 {
        margin-bottom: 15px;
    }
}

#screen {
    display: flex;
}

#table2.open {
    display: block;
}

.material-symbols-rounded {
  font-variation-settings:
  'FILL' 1,
  'wght' 400,
  'GRAD' 0,
  'opsz' 0;

    vertical-align: -6px;
    margin: 5px;
    color: var(--warning);
}

#errorTable {
    height: 400px;
    overflow-y: auto;
    margin: 10px;
}