/* ============================================================
   COSMIC SPACE THEME — Kristian's Blog
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&display=swap');

/* ── Reset & Variables ── */
:root {
    --space-black:   #000005;
    --space-navy:    #0a0a2e;
    --space-purple:  #1a0a3e;
    --electric-blue: #4fc3f7;
    --deep-blue:     #1e88e5;
    --neon-purple:   #9c27b0;
    --teal:          #00bcd4;
    --silver:        #e0e8ff;
    --dim-silver:    #8899cc;
    --card-bg:       rgba(10, 20, 60, 0.72);
    --glow-blue:     0 0 8px #4fc3f7, 0 0 20px #1e88e580;
    --glow-purple:   0 0 8px #9c27b0, 0 0 20px #9c27b060;
    --border-glow:   rgba(79, 195, 247, 0.35);
    --font-mono:     'Share Tech Mono', 'Courier New', monospace;
    --font-display:  'Orbitron', 'Courier New', monospace;
}

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

html { scroll-behavior: smooth; }

/* Target body regardless of theme class (baseof adds data-theme="auto") */
body,
body.cosmic-theme,
body[data-theme] {
    background: radial-gradient(ellipse at 20% 20%, #1a0a3e 0%, #0a0a2e 40%, #000010 75%, #000005 100%);
    color: var(--silver) !important;
    font-family: var(--font-mono);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.75;
    font-size: 16px;
}

/* ── Starfield ── */
.starfield {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.stars-layer-1,
.stars-layer-2,
.stars-layer-3 {
    position: absolute;
    inset: -50%;
    width: 200%;
    height: 200%;
}

/* Layer 1 — small slow stars */
.stars-layer-1 {
    background-image:
        radial-gradient(1px 1px at 10% 15%, #fff 100%, transparent),
        radial-gradient(1px 1px at 23% 42%, #dde 100%, transparent),
        radial-gradient(1px 1px at 37% 8%,  #fff 100%, transparent),
        radial-gradient(1px 1px at 52% 67%, #ccf 100%, transparent),
        radial-gradient(1px 1px at 61% 31%, #fff 100%, transparent),
        radial-gradient(1px 1px at 74% 78%, #ddf 100%, transparent),
        radial-gradient(1px 1px at 85% 12%, #fff 100%, transparent),
        radial-gradient(1px 1px at 92% 55%, #dde 100%, transparent),
        radial-gradient(1px 1px at 5%  88%, #fff 100%, transparent),
        radial-gradient(1px 1px at 18% 95%, #ccf 100%, transparent),
        radial-gradient(1px 1px at 44% 22%, #fff 100%, transparent),
        radial-gradient(1px 1px at 67% 44%, #dde 100%, transparent),
        radial-gradient(1px 1px at 79% 91%, #fff 100%, transparent),
        radial-gradient(1px 1px at 31% 73%, #ccf 100%, transparent),
        radial-gradient(1px 1px at 56% 5%,  #fff 100%, transparent),
        radial-gradient(1px 1px at 88% 38%, #ddf 100%, transparent),
        radial-gradient(1px 1px at 13% 61%, #fff 100%, transparent),
        radial-gradient(1px 1px at 40% 84%, #dde 100%, transparent),
        radial-gradient(1px 1px at 70% 19%, #fff 100%, transparent),
        radial-gradient(1px 1px at 96% 72%, #ccf 100%, transparent),
        radial-gradient(1px 1px at 3%  34%, #fff 100%, transparent),
        radial-gradient(1px 1px at 28% 57%, #ddf 100%, transparent),
        radial-gradient(1px 1px at 49% 90%, #fff 100%, transparent),
        radial-gradient(1px 1px at 82% 3%,  #dde 100%, transparent),
        radial-gradient(1px 1px at 16% 26%, #fff 100%, transparent),
        radial-gradient(1px 1px at 63% 52%, #ccf 100%, transparent),
        radial-gradient(1px 1px at 35% 47%, #fff 100%, transparent),
        radial-gradient(1px 1px at 91% 83%, #ddf 100%, transparent),
        radial-gradient(1px 1px at 57% 37%, #fff 100%, transparent),
        radial-gradient(1px 1px at 75% 62%, #dde 100%, transparent);
    background-repeat: repeat;
    background-size: 600px 600px;
    animation: drift1 90s linear infinite;
    opacity: 0.7;
}

/* Layer 2 — medium medium-speed stars */
.stars-layer-2 {
    background-image:
        radial-gradient(1.5px 1.5px at 7%  29%, #fff 100%, transparent),
        radial-gradient(1.5px 1.5px at 21% 64%, #aac 100%, transparent),
        radial-gradient(1.5px 1.5px at 47% 11%, #fff 100%, transparent),
        radial-gradient(1.5px 1.5px at 58% 82%, #bbf 100%, transparent),
        radial-gradient(1.5px 1.5px at 72% 48%, #fff 100%, transparent),
        radial-gradient(1.5px 1.5px at 84% 23%, #aac 100%, transparent),
        radial-gradient(1.5px 1.5px at 93% 69%, #fff 100%, transparent),
        radial-gradient(1.5px 1.5px at 11% 77%, #bbf 100%, transparent),
        radial-gradient(1.5px 1.5px at 34% 93%, #fff 100%, transparent),
        radial-gradient(1.5px 1.5px at 66% 36%, #aac 100%, transparent),
        radial-gradient(1.5px 1.5px at 78% 58%, #fff 100%, transparent),
        radial-gradient(1.5px 1.5px at 42% 44%, #bbf 100%, transparent),
        radial-gradient(1.5px 1.5px at 55% 15%, #fff 100%, transparent),
        radial-gradient(1.5px 1.5px at 89% 87%, #aac 100%, transparent),
        radial-gradient(1.5px 1.5px at 25% 51%, #fff 100%, transparent);
    background-repeat: repeat;
    background-size: 500px 500px;
    animation: drift2 60s linear infinite;
    opacity: 0.5;
}

/* Layer 3 — large bright stars */
.stars-layer-3 {
    background-image:
        radial-gradient(2px 2px at 15% 35%, #fff 100%, transparent),
        radial-gradient(2px 2px at 45% 70%, #4fc3f7 100%, transparent),
        radial-gradient(2px 2px at 78% 25%, #fff 100%, transparent),
        radial-gradient(2px 2px at 33% 88%, #00bcd4 100%, transparent),
        radial-gradient(2px 2px at 62% 50%, #fff 100%, transparent),
        radial-gradient(2px 2px at 90% 15%, #9c27b0 100%, transparent),
        radial-gradient(3px 3px at 8%  60%, #fff 100%, transparent),
        radial-gradient(2px 2px at 55% 5%,  #4fc3f7 100%, transparent),
        radial-gradient(2px 2px at 28% 42%, #fff 100%, transparent),
        radial-gradient(3px 3px at 70% 80%, #fff 100%, transparent);
    background-repeat: repeat;
    background-size: 800px 800px;
    animation: drift3 120s linear infinite;
    opacity: 0.9;
}

@keyframes drift1 {
    from { transform: translate(0, 0); }
    to   { transform: translate(300px, 300px); }
}
@keyframes drift2 {
    from { transform: translate(0, 0) rotate(0deg); }
    to   { transform: translate(-200px, 200px) rotate(1deg); }
}
@keyframes drift3 {
    from { transform: translate(0, 0); }
    to   { transform: translate(150px, -150px); }
}

/* ── Shooting Stars ── */
.shooting-stars { position: fixed; inset: 0; pointer-events: none; z-index: 1; overflow: hidden; }

.shooting-star {
    position: absolute;
    top: 0;
    left: -200px;
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #fff, #4fc3f7, transparent);
    border-radius: 2px;
    opacity: 0;
    filter: blur(0.5px);
}

.shooting-star:nth-child(1) {
    top: 15%;
    animation: shoot 8s ease-in-out 2s infinite;
}
.shooting-star:nth-child(2) {
    top: 40%;
    animation: shoot 10s ease-in-out 5s infinite;
    width: 150px;
}
.shooting-star:nth-child(3) {
    top: 70%;
    animation: shoot 7s ease-in-out 12s infinite;
    width: 250px;
}

@keyframes shoot {
    0%   { left: -300px; opacity: 0; transform: rotate(-8deg) translateY(0); }
    5%   { opacity: 1; }
    90%  { opacity: 0.8; }
    100% { left: 110vw; opacity: 0; transform: rotate(-8deg) translateY(60px); }
}

/* ── Nebula Overlay ── */
.nebula-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background:
        radial-gradient(ellipse 60% 40% at 80% 30%, rgba(156, 39, 176, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse 40% 60% at 20% 70%, rgba(30, 136, 229, 0.10) 0%, transparent 60%),
        radial-gradient(ellipse 50% 30% at 50% 90%, rgba(0, 188, 212, 0.08) 0%, transparent 50%);
}

/* ── Layout ── */
.cosmic-content-wrapper {
    position: relative;
    z-index: 10;
    max-width: 900px;
    margin: 0 auto;
    padding: 6rem 2rem 4rem;
    min-height: 80vh;
}

/* ── Navigation ── */
.cosmic-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(5, 5, 25, 0.80);
    backdrop-filter: blur(16px) saturate(1.5);
    -webkit-backdrop-filter: blur(16px) saturate(1.5);
    border-bottom: 1px solid rgba(79, 195, 247, 0.25);
    box-shadow: 0 0 30px rgba(79, 195, 247, 0.08);
}

.cosmic-nav {
    max-width: 900px;
    margin: 0 auto;
    padding: 0.9rem 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.cosmic-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-icon {
    font-size: 1.4rem;
    color: var(--teal);
    animation: pulse-star 3s ease-in-out infinite;
    text-shadow: 0 0 8px var(--teal), 0 0 16px var(--teal);
}

@keyframes pulse-star {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.6; transform: scale(0.85); }
}

.cosmic-site-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    background: linear-gradient(90deg, #4fc3f7, #9c27b0, #00bcd4, #4fc3f7);
    background-size: 300% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: title-shift 6s linear infinite;
    white-space: nowrap;
}

@keyframes title-shift {
    0%   { background-position: 0% 50%; }
    100% { background-position: 300% 50%; }
}

.cosmic-menu-trigger { display: none; }
.cosmic-menu-icon   { display: none; }

.cosmic-trigger {
    margin-left: auto;
}

.cosmic-trigger-container {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    list-style: none;
}

.cosmic-menu-link {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--dim-silver);
    text-decoration: none;
    padding: 0.4rem 0.8rem;
    border: 1px solid transparent;
    border-radius: 3px;
    transition: all 0.25s ease;
    position: relative;
}

.cosmic-menu-link:hover,
.cosmic-menu-link.active {
    color: var(--electric-blue);
    border-color: rgba(79, 195, 247, 0.4);
    text-shadow: var(--glow-blue);
    background: rgba(79, 195, 247, 0.07);
}

/* ── Headings ── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: var(--electric-blue) !important;
    letter-spacing: 0.06em;
    line-height: 1.3;
    text-shadow: 0 0 10px rgba(79, 195, 247, 0.5), 0 0 25px rgba(30, 136, 229, 0.3);
}

h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin-bottom: 1.5rem; }
h2 { font-size: clamp(1.2rem, 3vw, 1.8rem); margin: 2rem 0 1rem; color: var(--teal) !important; }
h3 { font-size: 1.2rem; margin: 1.5rem 0 0.75rem; color: #80deea !important; }

/* ── Page Header ── */
.header { margin-bottom: 3rem; padding-bottom: 1.5rem; border-bottom: 1px solid rgba(79, 195, 247, 0.2); }
.header-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 5vw, 3rem);
    font-weight: 900;
    color: var(--electric-blue);
    text-shadow: 0 0 15px rgba(79, 195, 247, 0.6), 0 0 40px rgba(30, 136, 229, 0.4);
    margin-bottom: 0;
}
.header-title.center { text-align: center; }

/* ── Post List ── */
.post-year {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--neon-purple);
    text-shadow: 0 0 8px rgba(156, 39, 176, 0.6);
    margin: 2.5rem 0 1rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid rgba(156, 39, 176, 0.3);
    text-transform: uppercase;
}
.post-year::before { content: "// "; color: var(--teal); }

/* ── Post Cards ── */
.post-item {
    background: var(--card-bg);
    border: 1px solid var(--border-glow);
    border-left: 3px solid var(--electric-blue);
    border-radius: 4px;
    padding: 1rem 1.5rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.post-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(79, 195, 247, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.post-item:hover {
    border-color: rgba(79, 195, 247, 0.7);
    box-shadow: 0 0 20px rgba(79, 195, 247, 0.15), 0 0 40px rgba(79, 195, 247, 0.05);
    transform: translateX(4px);
}

.post-item:hover::before { opacity: 1; }

.post-item::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    height: 2px;
    width: 0;
    background: linear-gradient(90deg, var(--electric-blue), var(--teal), var(--neon-purple), var(--electric-blue));
    background-size: 200% 100%;
    box-shadow: 0 0 10px var(--electric-blue), 0 0 20px rgba(79, 195, 247, 0.5);
    transition: width 0.5s ease;
    animation: none;
    z-index: 2;
}

.post-item:hover::after {
    width: 100%;
    animation: border-glow-shift 1.5s linear infinite;
}

@keyframes border-glow-shift {
    0%   { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.post-item-title {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 400;
    margin: 0;
    letter-spacing: 0.04em;
}

.post-item .post-item-title a,
.post-item-title a {
    color: var(--silver) !important;
    text-decoration: none;
    /* Stretch link to cover entire card */
    position: static;
    transition: color 0.2s, text-shadow 0.2s;
}

.post-item-title a::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
}

.post-item .post-item-title a:hover,
.post-item-title a:hover {
    color: var(--electric-blue) !important;
    text-shadow: var(--glow-blue);
}

.post-item-meta {
    font-size: 0.75rem;
    color: var(--dim-silver);
    white-space: nowrap;
    flex-shrink: 0;
    letter-spacing: 0.08em;
}

.post-item-right {
    color: #ffd700;
    text-shadow: 0 0 8px #ffd700;
}

/* ── Single Post ── */
.post .page-content {
    line-height: 1.9;
    color: #d0deff;
}

.post .page-content p { margin-bottom: 1.4rem; }

.post .page-content a {
    color: var(--teal);
    text-decoration: underline;
    text-decoration-color: rgba(0, 188, 212, 0.4);
    transition: all 0.2s;
}

.post .page-content a:hover {
    color: var(--electric-blue);
    text-shadow: var(--glow-blue);
}

.post .page-content blockquote {
    border-left: 3px solid var(--neon-purple);
    margin: 1.5rem 0;
    padding: 0.8rem 1.5rem;
    background: rgba(156, 39, 176, 0.08);
    border-radius: 0 4px 4px 0;
    color: #c0c8f0;
    font-style: italic;
}

.post .page-content code {
    background: rgba(79, 195, 247, 0.12);
    color: var(--teal);
    padding: 0.15em 0.4em;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.9em;
    border: 1px solid rgba(0, 188, 212, 0.25);
}

.post .page-content pre {
    background: rgba(0, 0, 20, 0.7);
    border: 1px solid rgba(79, 195, 247, 0.2);
    border-radius: 6px;
    padding: 1.5rem;
    overflow-x: auto;
    margin: 1.5rem 0;
    box-shadow: 0 0 20px rgba(79, 195, 247, 0.05);
}

.post .page-content pre code {
    background: none;
    border: none;
    padding: 0;
    color: #c8e6ff;
}

.post .page-content ul,
.post .page-content ol {
    margin: 1rem 0 1.4rem 1.8rem;
}
.post .page-content li { margin-bottom: 0.4rem; }

.post .page-content img {
    max-width: 100%;
    border-radius: 6px;
    border: 1px solid rgba(79, 195, 247, 0.2);
    box-shadow: 0 0 30px rgba(79, 195, 247, 0.1);
}

.post .page-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}
.post .page-content th {
    background: rgba(79, 195, 247, 0.12);
    color: var(--electric-blue);
    text-shadow: var(--glow-blue);
    padding: 0.6rem 1rem;
    text-align: left;
    border-bottom: 2px solid rgba(79, 195, 247, 0.4);
}
.post .page-content td {
    padding: 0.6rem 1rem;
    border-bottom: 1px solid rgba(79, 195, 247, 0.12);
    color: #c8d8f8;
}
.post .page-content tr:hover td { background: rgba(79, 195, 247, 0.04); }

.post .page-content hr {
    border: none;
    border-top: 1px solid rgba(79, 195, 247, 0.2);
    margin: 2rem 0;
}

/* ── Post meta ── */
.post-meta {
    font-size: 0.8rem;
    color: var(--dim-silver);
    letter-spacing: 0.08em;
    margin-top: 0.5rem;
}

/* ── TOC ── */
.toc {
    background: rgba(10, 20, 60, 0.6);
    border: 1px solid rgba(79, 195, 247, 0.2);
    border-radius: 6px;
    padding: 1.2rem 1.5rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(6px);
}

.toc-title {
    font-family: var(--font-display);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: 0.8rem;
}

/* ── Footer ── */
.cosmic-footer {
    position: relative;
    z-index: 10;
    border-top: 1px solid rgba(79, 195, 247, 0.2);
    background: rgba(5, 5, 20, 0.8);
    backdrop-filter: blur(10px);
    padding: 2.5rem 2rem;
    text-align: center;
    margin-top: 4rem;
}

.cosmic-footer-inner {
    max-width: 900px;
    margin: 0 auto;
}

.stardate {
    font-family: var(--font-display);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: var(--teal);
    text-shadow: var(--glow-blue);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.cosmic-footer-copy {
    font-size: 0.78rem;
    color: var(--dim-silver);
    letter-spacing: 0.08em;
    margin-top: 0.8rem;
}

.cosmic-footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.8rem;
}

.cosmic-footer-social a {
    color: var(--dim-silver);
    transition: all 0.2s;
}
.cosmic-footer-social a:hover {
    color: var(--electric-blue);
    text-shadow: var(--glow-blue);
}

/* ── Bio / About section ── */
.bio {
    background: var(--card-bg);
    border: 1px solid var(--border-glow);
    border-radius: 6px;
    padding: 2rem;
    margin: 2rem 0;
    backdrop-filter: blur(6px);
    text-align: center;
}

/* ── Wrapper (from theme) ── */
.wrapper { max-width: 900px; margin: 0 auto; }
.list-page { }
.page-content { }

/* ── Links (global) ── */
a {
    color: var(--electric-blue);
    text-decoration: none;
    transition: color 0.2s, text-shadow 0.2s;
}
a:hover {
    color: var(--teal);
    text-shadow: 0 0 8px var(--teal);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--space-black); }
::-webkit-scrollbar-thumb { background: rgba(79, 195, 247, 0.4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--electric-blue); }

/* ── Selection ── */
::selection { background: rgba(79, 195, 247, 0.25); color: #fff; }

/* ── Mobile ── */
@media (max-width: 640px) {
    .cosmic-nav { flex-wrap: wrap; padding: 0.8rem 1rem; }
    .cosmic-content-wrapper { padding: 5rem 1rem 3rem; }
    .cosmic-site-title { font-size: 0.9rem; }

    .cosmic-menu-icon {
        display: flex;
        flex-direction: column;
        gap: 4px;
        cursor: pointer;
        margin-left: auto;
        padding: 0.4rem;
    }
    .cosmic-menu-icon span {
        display: block;
        width: 22px;
        height: 2px;
        background: var(--electric-blue);
        border-radius: 2px;
        transition: all 0.3s;
    }

    .cosmic-trigger {
        display: none;
        width: 100%;
        margin-left: 0;
    }
    .cosmic-menu-trigger:checked ~ .cosmic-trigger {
        display: block;
    }
    .cosmic-trigger-container {
        flex-direction: column;
        align-items: flex-start;
        padding: 0.5rem 0;
    }
}

/* ── Suppress theme defaults that conflict ── */
/* Hide the theme's original navbar and footer - we replace them with our partials */
.navbar { display: none !important; }
footer.footer { display: none !important; }
#totop:not(.cosmic-totop) { display: none !important; }

/* Fix the theme's wrapper padding since we have a fixed navbar */
.wrapper {
    padding-top: 0 !important;
}

/* The theme wraps content in .wrapper - add top padding to account for our fixed navbar */
body > .wrapper,
body > div > .wrapper {
    padding-top: 5rem;
}

/* The page-content class from single.html */
.post.wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 5rem 2rem 4rem;
}

.list-page.wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 5rem 2rem 4rem;
}

/* Go-to-top button cosmic style */
.cosmic-totop {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 50;
    color: var(--electric-blue);
    background: rgba(10, 20, 60, 0.8);
    border: 1px solid rgba(79, 195, 247, 0.4);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    text-shadow: var(--glow-blue);
    box-shadow: 0 0 15px rgba(79, 195, 247, 0.2);
}
.cosmic-totop:hover {
    background: rgba(79, 195, 247, 0.15);
    box-shadow: var(--glow-blue);
    color: #fff;
}