/* Custom Font */
@font-face {
    font-family: 'Atkinson Hyperlegible Mono';
    src: url('./font/AtkinsonHyperlegibleMonoVF-Variable.woff2') format('woff2-variations');
    font-weight: 200 800;
    font-style: normal;
    font-display: swap;
}

/* CSS Custom Properties */
:root {
    /* Colors */
    --clr-primary: hsl(260, 69%, 48%);
    --clr-secondary: hsl(266, 69%, 77%);

    /* Spacing */
    --spacing-xs: 0.2rem;
    --spacing-sm: 0.4rem;
    --spacing-md: 0.7rem;
    --spacing-lg: 1.5rem;

    /* Font sizes */
    --fs-base: 1rem;
    --fs-small: 0.9rem;
    --fs-medium: 1.2rem;
    --fs-large: 1.5rem;

    /* Font weights */
    --fw-light: 300;
    --fw-normal: 400;
    --fw-medium: 500;

    /* Borders */
    --border-width: 0.2rem;
    --border-radius: 25px;
    --border-radius-full: 50%;

    /* Shadows */
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.08);

    /* Transitions */
    --transition-fast: 0.3s;

    /* Layout */
    --container-max-width: 650px;
    --container-min-width: 350px;
    --toggle-size: 2rem;

    /* Theme Variables */

    /* Light theme (default) */
    --bg: #fff;
    --fg: #222;
    --toggle-bg: #222;
    --toggle-fg: #fff;
}

[data-theme="dark"] {
    --bg: #181a1b;
    --fg: #f5f6fa;
    --toggle-bg: #fff;
    --toggle-fg: #222;
}

/* Basic CSS Reset */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    line-height: 1.5;
}

body {
    height: 100%;
    font-family: 'Atkinson Hyperlegible Mono', monospace, sans-serif;
    background: var(--bg);
    color: var(--fg);
    transition: background var(--transition-fast), color var(--transition-fast);
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
}

input,
button,
textarea,
select {
    font: inherit;
}

a,
a:visited {
    text-decoration: none;
    color: var(--clr-primary);
}

mark {
    background-color: var(--clr-secondary);
    white-space: nowrap;
}

/* Layout */
.container {
    display: flex;
    flex-direction: column;
    max-width: var(--container-max-width);
    min-width: var(--container-min-width);
    margin: 2rem auto;
    /* min-height: 100vh; */
}

/* Typography */
h2 {
    font-size: var(--fs-medium);
    font-weight: var(--fw-normal);
}

p {
    text-transform: lowercase;
    padding: var(--spacing-md);
}

/* Header */
header {
    display: flex;
    flex-direction: column;
    /* align-items: center; */

    .header-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;

        .demo {
            font-size: var(--fs-medium);
            font-weight: var(--fw-medium);
            font-style: italic;
            border: var(--border-width) inset var(--clr-primary);
            padding: var(--spacing-sm);
            overflow: hidden;
            white-space: nowrap;
            color: var(--clr-secondary);
            margin-right: var(--spacing-sm);
        }

        .demo span {
            display: inline-block;
            animation: scroll-text 8s linear infinite;
        }

        .demo:hover span {
            animation-play-state: paused;
        }

        .toggle {
            margin-left: auto;
        }

        /* Theme Toggle Button */
        #toggle-theme {
            width: var(--toggle-size);
            height: var(--toggle-size);
            border: none;
            border-radius: var(--border-radius-full);
            background: var(--toggle-bg);
            color: var(--toggle-fg);
            cursor: pointer;
            box-shadow: var(--shadow-light);
            transition: background var(--transition-fast), color var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--fs-large);
            outline: 2px solid var(--clr-primary);
            outline-offset: 2px;
        }

        #toggle-theme:hover {
            opacity: 0.8;
        }
    }

    .header-bot {
        display: flex;
        justify-content: flex-start;

        .name {
            font-size: var(--fs-large);
            font-weight: var(--fw-normal);
            border: var(--border-width) inset var(--clr-primary);
            border-top: 0;
            padding: var(--spacing-md) var(--spacing-lg) var(--spacing-sm) var(--spacing-lg);
        }
    }

}


@keyframes scroll-text {
    0% {
        transform: translateX(100%);
    }

    100% {
        transform: translateX(-100%);
    }
}

/* Main Content */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.littleBio {
    border-left: var(--border-width) inset var(--clr-primary);
}

.interests {
    border-top: var(--border-width) inset var(--clr-primary);
    border-right: var(--border-width) inset var(--clr-primary);
    border-bottom: var(--border-width) inset var(--clr-primary);
    display: grid;
    grid-template-columns: 60px 1fr;
    min-height: 200px;
}

.int {
    transform: rotate(-90deg);
    font-size: var(--fs-medium);
    font-weight: var(--fw-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.box-topics {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    padding: var(--spacing-lg);
    border-left: var(--border-width) inset var(--clr-primary);
}

.topic {
    border: 2px solid var(--clr-secondary);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-xs) var(--spacing-md);
    transition: background var(--transition-fast), transform var(--transition-fast);
    cursor: pointer;
}


.topic:hover,
a:hover {
    background: var(--clr-secondary);
    color: white;
    transform: scale(1.05) translateY(-2px);
}

.contact {
    border-left: var(--border-width) inset var(--clr-primary);
    border-bottom: var(--border-width) inset var(--clr-primary);
}

/* Footer */
footer {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

#current-date {
    font-size: var(--fs-base);
    font-weight: var(--fw-light);
    border: var(--border-width) inset var(--clr-primary);
    border-top: 0;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-xs) var(--spacing-md);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        margin: 0 var(--spacing-sm);
    }

    .name,
    .demo,
    .toggle {
        font-size: var(--fs-medium);
        padding: var(--spacing-sm);
    }

    .box-topics {
        padding: var(--spacing-md);
    }
}