/* Lil Nut Adventures — 1-bit pixel theme */

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

:root {
    --color-black: #000;
    --color-white: #fff;
    --color-gray: #c0c0c0;
    --font-pixel: "Press Start 2P", monospace;
    --shadow-btn: 4px 4px 0 var(--color-black);
    --shadow-btn-active: 1px 1px 0 var(--color-black);
    --shadow-comic: 6px 6px 0 var(--color-black);
    --transition-fast: 150ms ease;
    --transition-fade: 200ms ease;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-pixel);
    font-size: 0.65rem;
    line-height: 1.8;
    color: var(--color-black);
    background-color: var(--color-white);
    min-height: 100vh;
    overflow-x: hidden;
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image: url("images/background.png");
    background-repeat: no-repeat;
    background-position: center top;
    background-size: cover;
    background-attachment: scroll;
    filter: grayscale(100%) contrast(1.2);
}

body.archive-open {
    overflow: hidden;
}

body.has-new-comic-banner {
    padding-top: calc(36px + env(safe-area-inset-top));
}

/* --- New comic marquee banner --- */

.new-comic-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 3000;
    background: var(--color-black);
    color: var(--color-white);
    overflow: hidden;
    padding: 10px 0;
    padding-top: calc(10px + env(safe-area-inset-top));
    border-bottom: 3px solid var(--color-black);
}

.marquee-track {
    display: flex;
    width: max-content;
    will-change: transform;
    animation: marquee-scroll 20s linear infinite;
}

.marquee-content {
    display: flex;
    flex-shrink: 0;
}

.marquee-content span {
    flex-shrink: 0;
    padding-right: 3rem;
    font-family: var(--font-pixel);
    font-size: inherit;
    line-height: 1.8;
    white-space: nowrap;
}

@keyframes marquee-scroll {
    0% {
        transform: translate3d(0, 0, 0);
    }
    100% {
        transform: translate3d(-50%, 0, 0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .marquee-track {
        animation: none;
        width: 100%;
        justify-content: center;
    }

    .marquee-content[aria-hidden="true"] {
        display: none;
    }

    .marquee-content span:not(:first-child) {
        display: none;
    }
}

@media (min-width: 1025px), ((min-width: 769px) and (orientation: landscape)) {
    body {
        font-size: 0.75rem;
    }

    body::before {
        background-attachment: fixed;
    }
}

/* --- Header --- */

header {
    text-align: center;
    padding: 24px 16px;
    padding-top: calc(24px + env(safe-area-inset-top));
}

.site-logo {
    max-width: 220px;
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

@media (min-width: 1025px), ((min-width: 769px) and (orientation: landscape)) {
    header {
        padding: 30px 20px;
        padding-top: calc(30px + env(safe-area-inset-top));
    }

    .site-logo {
        max-width: 300px;
    }
}

/* --- Comic container --- */

.comic-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px;
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
}

@media (min-width: 1025px), ((min-width: 769px) and (orientation: landscape)) {
    .comic-container {
        padding: 20px;
        padding-bottom: calc(20px + env(safe-area-inset-bottom));
    }
}

.comic-image {
    width: 100%;
    display: block;
    border: 4px solid var(--color-black);
    box-shadow: var(--shadow-comic);
    background: var(--color-white);
    transition: opacity var(--transition-fade);
}

.comic-image.comic-fading {
    opacity: 0;
}

.comic-date {
    margin-top: 16px;
    text-align: center;
}

/* --- Pixel buttons --- */

.pixel-btn,
.btn-share {
    font-family: var(--font-pixel);
    font-size: inherit;
    line-height: 1.8;
    color: var(--color-black);
    background: var(--color-white);
    border: 3px solid var(--color-black);
    border-radius: 0;
    box-shadow: var(--shadow-btn);
    cursor: pointer;
    touch-action: manipulation;
    min-height: 44px;
    padding: 10px 16px;
    transition: background var(--transition-fast), color var(--transition-fast),
        box-shadow var(--transition-fast), transform var(--transition-fast);
}

@media (min-width: 1025px), ((min-width: 769px) and (orientation: landscape)) {
    .pixel-btn:hover:not(:disabled):not(.is-disabled),
    .btn-share:hover {
        background: var(--color-black);
        color: var(--color-white);
    }
}

.pixel-btn:active:not(:disabled):not(.is-disabled),
.btn-share:active {
    box-shadow: var(--shadow-btn-active);
    transform: translate(3px, 3px);
}

.pixel-btn:disabled,
.pixel-btn.is-disabled {
    background: var(--color-gray);
    color: #666;
    box-shadow: none;
    cursor: not-allowed;
    pointer-events: none;
    transform: none;
}

/* --- Share button --- */

.btn-share {
    display: block;
    width: 100%;
    margin-top: 12px;
    text-align: center;
}

@media (min-width: 1025px), ((min-width: 769px) and (orientation: landscape)) {
    .btn-share {
        width: auto;
        margin-left: auto;
        margin-right: auto;
    }
}

/* --- Navigation --- */

.nav-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 16px;
}

.nav-buttons .pixel-btn {
    width: 100%;
}

#btnArchive {
    grid-column: 1 / -1;
}

@media (min-width: 1025px), ((min-width: 769px) and (orientation: landscape)) {
    .nav-buttons {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .nav-buttons .pixel-btn {
        width: auto;
        flex: 1 1 auto;
        min-width: 100px;
    }

    #btnArchive {
        grid-column: auto;
    }
}

/* --- Share toast --- */

.share-toast {
    position: fixed;
    bottom: calc(24px + env(safe-area-inset-bottom));
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    font-family: var(--font-pixel);
    font-size: inherit;
    line-height: 1.8;
    color: var(--color-white);
    background: var(--color-black);
    border: 3px solid var(--color-black);
    padding: 12px 20px;
    box-shadow: var(--shadow-btn);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fade);
}

.share-toast.visible {
    opacity: 1;
}

/* --- Archive modal --- */

.archive-menu {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    pointer-events: none;
}

.archive-menu:not([hidden]) {
    pointer-events: auto;
}

.archive-menu.open {
    pointer-events: auto;
}

.archive-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    opacity: 0;
    transition: opacity var(--transition-fade);
}

.archive-menu.open .archive-backdrop {
    opacity: 1;
}

.archive-panel {
    position: relative;
    z-index: 1;
    width: 100%;
    max-height: 85vh;
    background: var(--color-white);
    border: 4px solid var(--color-black);
    box-shadow: var(--shadow-comic);
    display: flex;
    flex-direction: column;
    transform: translateY(100%);
    transition: transform var(--transition-fade);
}

.archive-menu.open .archive-panel {
    transform: translateY(0);
}

@media (min-width: 1025px), ((min-width: 769px) and (orientation: landscape)) {
    .archive-menu {
        align-items: center;
        padding: 20px;
    }

    .archive-panel {
        width: 100%;
        max-width: 480px;
        max-height: 80vh;
        border-radius: 0;
        transform: translateY(20px);
        opacity: 0;
        transition: transform var(--transition-fade), opacity var(--transition-fade);
    }

    .archive-menu.open .archive-panel {
        transform: translateY(0);
        opacity: 1;
    }
}

.archive-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 3px solid var(--color-black);
    flex-shrink: 0;
}

.archive-title {
    font-family: var(--font-pixel);
    font-size: inherit;
    font-weight: normal;
    line-height: 1.8;
}

.archive-close {
    min-width: 44px;
    min-height: 44px;
    padding: 8px 12px;
    flex-shrink: 0;
}

.archive-list {
    list-style: none;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.archive-list li {
    border-bottom: 2px solid var(--color-black);
}

.archive-list li:last-child {
    border-bottom: none;
}

.archive-item {
    display: block;
    width: 100%;
    min-height: 44px;
    padding: 14px 16px;
    font-family: var(--font-pixel);
    font-size: inherit;
    line-height: 1.8;
    text-align: left;
    color: var(--color-black);
    background: var(--color-white);
    border: none;
    cursor: pointer;
    touch-action: manipulation;
}

.archive-item:hover,
.archive-item:focus-visible {
    background: var(--color-black);
    color: var(--color-white);
    outline: none;
}

.archive-item.current {
    background: var(--color-gray);
    font-weight: normal;
}

.archive-item.current:hover,
.archive-item.current:focus-visible {
    background: var(--color-black);
    color: var(--color-white);
}

/* --- Comment box --- */

#HCB_comment_box {
    margin-top: 32px;
}

/* --- Fade-in on load --- */

@media (prefers-reduced-motion: no-preference) {
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(8px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .fade-in {
        opacity: 0;
        animation: fadeInUp 0.5s ease forwards;
    }

    .fade-in-header {
        animation-delay: 0s;
    }

    .fade-in-comic {
        animation-delay: 0.15s;
    }

    .fade-in-date {
        animation-delay: 0.3s;
    }

    .fade-in-share {
        animation-delay: 0.35s;
    }

    .fade-in-nav {
        animation-delay: 0.45s;
    }

    .fade-in-comments {
        animation-delay: 0.6s;
    }
}

@media (prefers-reduced-motion: reduce) {
    .comic-image {
        transition: none;
    }

    .archive-backdrop,
    .archive-panel,
    .share-toast {
        transition: none;
    }
}