/* ==========================================================================
   ARKUSZ STYLÓW DLA ARCHITECTURE HUB - THE REVERSE EMO CHANGELING
   Estetyka Modern MySpace (2005-2008) połączona z nowoczesnym minimalizmem
   Całkowity brak zewnętrznych żądań sieciowych (Zero-Tracking / Zero CDN)
   ========================================================================== */

/* Zmienne motywu i tokeny projektowe */
:root {
    --bg-base: #02050b;
    --bg-surface: #070d1c;
    --bg-surface-elevated: #0d162e;
    --bg-card: rgba(7, 13, 28, 0.92);
    --border-pink: 2px double #ff007f;
    --border-green: 1px dashed #00ff00;
    --border-subtle: 1px solid rgba(255, 0, 127, 0.25);
    
    --color-pink: #ff007f;
    --color-pink-hover: #ff3399;
    --color-green: #00ff00;
    --color-green-dark: #006600;
    --color-cyan: #00e5ff;
    --color-purple: #8b00ff;
    
    --text-primary: #f8fafc;
    --text-body: #e2e8f0;
    --text-muted: #94a3b8;
    --text-pink: #ff007f;
    --text-green: #00ff00;

    --shadow-retro: 6px 6px 0px rgba(139, 0, 255, 0.55);
    --shadow-pink: 0 0 10px rgba(255, 0, 127, 0.35);
    
    --font-heading: 'Courier New', Courier, monospace;
    --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'Courier New', Courier, monospace;
}

/* Reset bazowy i zachowanie przewijania */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    background-color: var(--bg-base);
}

body {
    background-color: var(--bg-base);
    color: var(--text-body);
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Dedykowany styl scrollbara */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-base);
    border-left: 1px solid var(--color-pink);
}
::-webkit-scrollbar-thumb {
    background: var(--color-pink);
    border: 2px solid var(--bg-base);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-pink-hover);
}

/* Typografia nagłówków */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: 1px;
}

h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    color: var(--color-pink);
    text-shadow: 2px 2px 0px #000000, 4px 4px 0px var(--color-green);
    line-height: 1.25;
    margin-bottom: 0.6rem;
}

h2 {
    font-size: clamp(1.35rem, 2.8vw, 1.9rem);
    color: var(--color-green);
    text-shadow: 2px 2px 0px #000000, 3px 3px 0px var(--color-purple);
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

h3 {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--color-pink);
    margin-bottom: 0.5rem;
}

/* Odsyłacze */
a {
    color: var(--color-pink);
    text-decoration: none;
    transition: color 0.2s ease, text-shadow 0.2s ease;
}

a:hover {
    color: var(--color-green);
    text-shadow: 0 0 6px var(--color-green);
}

a:focus-visible {
    outline: 2px dashed var(--color-green);
    outline-offset: 3px;
}

/* Górna belka nawigacyjna i przełącznik językowy */
.top-bar {
    background: #000000;
    border-bottom: var(--border-pink);
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand-badge {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-green);
    font-size: 0.95rem;
    letter-spacing: 1.5px;
}

.brand-badge span {
    color: var(--color-pink);
}

.lang-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: bold;
}

.lang-nav .lang-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
}

.lang-nav a, .lang-nav span.active-lang {
    display: inline-block;
    padding: 3px 8px;
    border: 1px solid var(--color-pink);
}

.lang-nav span.active-lang {
    background-color: var(--color-pink);
    color: #000000;
}

.lang-nav a {
    color: var(--color-green);
    border-color: var(--color-green);
}

.lang-nav a:hover {
    background: var(--color-green);
    color: #000000;
    text-shadow: none;
}

/* Główny kontener strony */
.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 30px 20px 60px;
    flex: 1;
}

/* Nagłówek techniczny - wizualny Modern MySpace bez banera graficznego */
.site-header {
    background: var(--bg-surface);
    border: var(--border-pink);
    box-shadow: var(--shadow-retro);
    padding: 35px 30px;
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
}

.site-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-pink), var(--color-green), var(--color-purple));
}

.header-prompt {
    font-family: var(--font-mono);
    color: var(--color-green);
    font-size: 0.9rem;
    margin-bottom: 12px;
    display: block;
    letter-spacing: 1px;
}

.header-lead {
    font-size: 1.25rem;
    color: var(--text-primary);
    font-weight: 500;
    max-width: 900px;
    margin-bottom: 20px;
    line-height: 1.6;
}

/* Etykiety i metryki statusowe */
.status-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 15px;
    padding-top: 18px;
    border-top: var(--border-subtle);
}

.status-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #000000;
    border: 1px solid var(--color-pink);
    color: var(--color-pink);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    padding: 4px 10px;
}

.status-tag.accent {
    border-color: var(--color-green);
    color: var(--color-green);
}

.status-tag.cyan {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
}

/* Siatka modułów architektonicznych */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 25px;
    margin-bottom: 45px;
}

.card {
    background: var(--bg-card);
    border: var(--border-pink);
    box-shadow: 4px 4px 0px rgba(139, 0, 255, 0.4);
    padding: 24px;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    border-color: var(--color-green);
}

.card-num {
    font-family: var(--font-mono);
    color: var(--color-green);
    font-size: 0.85rem;
    font-weight: bold;
    margin-bottom: 6px;
}

.card h2 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.card p {
    color: var(--text-body);
    font-size: 1rem;
    line-height: 1.65;
    flex: 1;
}

.card-footer {
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px dashed rgba(255, 255, 255, 0.15);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-green);
}

/* Sekcja Matrix i odnośniki sieciowe */
.matrix-section {
    background: var(--bg-surface);
    border: var(--border-green);
    box-shadow: var(--shadow-retro);
    padding: 30px;
    margin-bottom: 45px;
}

.matrix-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.matrix-item {
    background: #000000;
    border: 1px solid var(--color-pink);
    padding: 14px 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.matrix-item .host {
    font-family: var(--font-mono);
    font-weight: bold;
    color: var(--color-green);
    font-size: 0.95rem;
}

.matrix-item .desc {
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* Sekcja maszynowych punktów końcowych */
.machine-section {
    background: #000000;
    border: var(--border-pink);
    padding: 30px;
    margin-bottom: 45px;
}

.endpoints-list {
    list-style: none;
    margin-top: 15px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 12px;
}

.endpoint-item {
    border: 1px dashed var(--color-green);
    padding: 12px 16px;
    background: rgba(0, 255, 0, 0.03);
}

.endpoint-item code {
    font-family: var(--font-mono);
    color: var(--color-cyan);
    font-size: 0.9rem;
    display: block;
    margin-bottom: 4px;
}

.endpoint-item span {
    font-size: 0.85rem;
    color: var(--text-body);
}

/* Stopka */
.site-footer {
    background: #000000;
    border-top: var(--border-pink);
    padding: 35px 20px;
    margin-top: auto;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    color: var(--text-muted);
    text-align: center;
}

.footer-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-pgp {
    color: var(--color-green);
    font-size: 0.82rem;
    word-break: break-all;
    background: #050a14;
    padding: 8px 12px;
    border: 1px solid rgba(0, 255, 0, 0.3);
    display: inline-block;
    margin: 6px auto;
}

/* Dostępność: widoczne ukrycie dla czytników */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Responsywność */
@media (max-width: 768px) {
    .site-header {
        padding: 22px 18px;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .top-bar {
        flex-direction: column;
        align-items: flex-start;
    }
    .lang-nav {
        align-self: flex-end;
    }
}