/* =========================================================
   DIZAINO TOKENAI
   ========================================================= */
:root {
    --ink: #0a1420;
    --ink-soft: #101f30;
    --steel: #1b2d3f;
    --steel-light: #2a3d4f;
    --paper: #f2f4f3;
    --paper-dim: #dfe4e2;
    --ink-text: #c7d3dd;
    --ink-text-dim: #8ea0af;
    --signal-green: #00d68f;
    --signal-green-dim: #00a570;
    --alert-amber: #e6a23c;
    --alert-red: #d64545;

    --font-display: 'IBM Plex Mono', 'Courier New', monospace;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --radius: 8px;
    --container: 1180px;
}

/* =========================================================
   BAZĖ
   ========================================================= */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--ink);
    color: var(--ink-text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    font-family: var(--font-display);
    color: #ffffff;
    line-height: 1.2;
    margin: 0 0 0.5em;
}

a { color: var(--signal-green); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

.screen-reader-text {
    position: absolute;
    width: 1px; height: 1px;
    overflow: hidden;
    clip: rect(1px, 1px, 1px, 1px);
}
.skip-link:focus {
    position: fixed;
    top: 1rem; left: 1rem;
    width: auto; height: auto;
    background: var(--signal-green);
    color: var(--ink);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius);
    z-index: 9999;
    font-family: var(--font-display);
}

/* Nuoseklus fokuso žymėjimas - prieinamumui */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
.btn:focus-visible {
    outline: 2px solid var(--signal-green);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* =========================================================
   LAYOUT PAGALBININKAI
   ========================================================= */
.section__inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}
.section__inner--narrow {
    max-width: 760px;
}
.section {
    padding: 64px 0;
}
.section--tool { padding-top: 0; }

.eyebrow {
    font-family: var(--font-display);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--signal-green);
    margin-bottom: 0.75rem;
}

/* =========================================================
   MYGTUKAI
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.85rem 1.6rem;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--primary {
    background: var(--signal-green);
    color: var(--ink);
}
.btn--primary:hover { background: #1fe6a3; }
.btn--ghost {
    background: transparent;
    color: var(--ink-text);
    border-color: var(--steel-light);
}
.btn--ghost:hover { border-color: var(--signal-green); color: var(--signal-green); }
.btn--lg { padding: 1.1rem 2.2rem; font-size: 1.05rem; }

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
    border-bottom: 1px solid var(--steel);
    background: rgba(10, 20, 32, 0.9);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 100;
}
.site-header__inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    gap: 32px;
}
.site-logo {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 6px;
}
.site-logo:hover { text-decoration: none; }
.site-logo__mark { color: var(--signal-green); }
.site-logo__accent { color: var(--ink-text-dim); }

.site-nav { flex: 1; }
.site-nav__list {
    list-style: none;
    display: flex;
    gap: 28px;
    margin: 0; padding: 0;
}
.site-nav__list a {
    color: var(--ink-text);
    font-size: 0.95rem;
}
.site-nav__list a:hover { color: var(--signal-green); text-decoration: none; }

.site-header__actions {
    display: flex;
    align-items: center;
    gap: 14px;
}
.lang-switch {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--ink-text-dim);
    border: 1px solid var(--steel-light);
    border-radius: var(--radius);
    padding: 0.4rem 0.7rem;
}
.lang-switch:hover { color: var(--signal-green); border-color: var(--signal-green); text-decoration: none; }

/* =========================================================
   HERO + TERMINALAS (signature elementas)
   ========================================================= */
.hero__inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 80px 24px 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}
.hero__title {
    font-size: clamp(2rem, 4vw, 2.9rem);
    margin-bottom: 1rem;
}
.hero__lead {
    font-size: 1.1rem;
    color: var(--ink-text-dim);
    margin-bottom: 2rem;
    max-width: 46ch;
}

.terminal {
    background: var(--ink-soft);
    border: 1px solid var(--steel);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}
.terminal__bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--steel);
    border-bottom: 1px solid var(--steel-light);
}
.terminal__dot { width: 10px; height: 10px; border-radius: 50%; }
.terminal__dot--red { background: var(--alert-red); }
.terminal__dot--amber { background: var(--alert-amber); }
.terminal__dot--green { background: var(--signal-green); }
.terminal__bar-title {
    margin-left: 8px;
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--ink-text-dim);
}
.terminal__body {
    padding: 20px;
    font-family: var(--font-display);
    font-size: 0.85rem;
}
.terminal__line {
    display: flex;
    gap: 10px;
    padding: 6px 0;
    opacity: 0;
    animation: bjs-terminal-in 0.4s ease forwards;
}
@keyframes bjs-terminal-in {
    from { opacity: 0; transform: translateX(-6px); }
    to { opacity: 1; transform: translateX(0); }
}
.terminal__status { color: var(--signal-green); font-weight: 700; }
.terminal__label { color: var(--ink-text-dim); }
.terminal__text { color: var(--ink-text); }
.terminal__line--final { align-items: center; }
.terminal__prompt { color: var(--signal-green); }
.terminal__cursor {
    display: inline-block;
    width: 8px; height: 16px;
    background: var(--signal-green);
    animation: bjs-blink 1s steps(1) infinite;
}
@keyframes bjs-blink { 50% { opacity: 0; } }

/* =========================================================
   "KAIP TAI VEIKIA"
   ========================================================= */
.section--how { background: var(--ink-soft); border-top: 1px solid var(--steel); border-bottom: 1px solid var(--steel); }
.section__title {
    font-size: 1.6rem;
    margin-bottom: 2.5rem;
    text-align: center;
}
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
.step__num {
    display: block;
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--signal-green);
    margin-bottom: 0.75rem;
}
.step h3 { font-size: 1.15rem; margin-bottom: 0.4rem; }
.step p { color: var(--ink-text-dim); margin: 0; }

/* =========================================================
   NAUJIENOS
   ========================================================= */
.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}
.news-card {
    background: var(--ink-soft);
    border: 1px solid var(--steel);
    border-radius: var(--radius);
    overflow: hidden;
}
.news-card__image img { width: 100%; }
.news-card__body { padding: 20px; }
.news-card__date {
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--ink-text-dim);
    margin: 0 0 0.5rem;
}
.news-card__title { font-size: 1.1rem; margin: 0 0 0.5rem; }
.news-card__title a { color: #fff; }
.news-card__excerpt { color: var(--ink-text-dim); margin: 0; font-size: 0.95rem; }
.section__empty { color: var(--ink-text-dim); }

/* =========================================================
   ĮRANKIO / KONTAKTŲ / GENERIC PUSLAPIAI (šviesus fonas)
   ========================================================= */
.site-main--tool,
.section--contact,
.section--404 {
    background: var(--paper);
    color: #26313b;
}
.site-main--tool .section,
.section--contact,
.section--404 {
    padding: 56px 0;
}
.site-main--tool .page-title,
.section--contact .page-title,
.section--404 .page-title,
.page-title {
    color: #0d1b2a;
    font-size: 1.9rem;
}
.site-main--tool .eyebrow,
.section--contact .eyebrow,
.section--404 .eyebrow {
    color: var(--signal-green-dim);
}
.page-intro { color: #4a5a67; margin-bottom: 1rem; }

.scope-list {
    list-style: none;
    margin: 0; padding: 0;
    display: grid;
    gap: 10px;
}
.scope-list li {
    padding: 12px 16px;
    background: #ffffff;
    border: 1px solid var(--paper-dim);
    border-radius: var(--radius);
    font-size: 0.95rem;
}

.contact-card {
    background: #ffffff;
    border: 1px solid var(--paper-dim);
    border-radius: var(--radius);
    padding: 32px;
}
.contact-card__text { margin-bottom: 1.5rem; color: #4a5a67; }
.contact-card__note {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: #7a8894;
}

.page-content, .post-card__excerpt { color: #4a5a67; }

/* Įrankio puslapyje - plugin generuoja .bjs-scan-widget, čia derinam su šviesiu fonu */
.section--tool .bjs-scan-widget {
    background: #ffffff;
    border: 1px solid var(--paper-dim);
}

/* =========================================================
   POST KORTELĖS (index.php / single.php)
   ========================================================= */
.post-card { margin-bottom: 2.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid var(--paper-dim); }
.post-card__title a { color: #0d1b2a; }
.post-card__date { font-family: var(--font-display); font-size: 0.8rem; color: #7a8894; }
.post-thumbnail { margin: 1.5rem 0; border-radius: var(--radius); overflow: hidden; }

/* =========================================================
   PORAŠTĖ
   ========================================================= */
.site-footer {
    background: var(--ink-soft);
    border-top: 1px solid var(--steel);
    padding-top: 56px;
}
.site-footer__inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px 40px;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px;
}
.site-logo--footer { margin: 0 0 0.75rem; }
.site-footer__tagline { color: var(--ink-text-dim); font-size: 0.95rem; }
.site-footer__heading {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ink-text-dim);
    margin-bottom: 1rem;
}
.site-footer__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.site-footer__list a { color: var(--ink-text); font-size: 0.95rem; }
.site-footer__list a:hover { color: var(--signal-green); text-decoration: none; }
.site-footer__text { color: var(--ink-text-dim); font-size: 0.9rem; margin-bottom: 0.75rem; }
.footer-link { font-family: var(--font-display); font-size: 0.9rem; }
.site-footer__bottom {
    border-top: 1px solid var(--steel);
    padding: 20px 24px;
    text-align: center;
    font-size: 0.8rem;
    color: var(--ink-text-dim);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 900px) {
    .hero__inner { grid-template-columns: 1fr; padding-top: 48px; }
    .steps { grid-template-columns: 1fr; gap: 40px; }
    .news-grid { grid-template-columns: 1fr; }
    .site-footer__inner { grid-template-columns: 1fr; gap: 32px; }
    .site-nav { display: none; } /* paprastumo dėlei - mobili navigacija gali būti pridėta vėliau */
}