/*
Theme Name: QUBU Games Premium V3.1
Theme URI: https://qubugames.com/
Author: QUBU GAMES
Author URI: https://qubugames.com/
Description: Premium dark game engineering studio theme for QUBU GAMES with EN/TR landing, integrated logo, focused projects section, SEO metadata, favicon support, and safe demo import/cleanup tools.
Version: 3.1.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: qubu-games-v3
Tags: custom-logo, custom-menu, featured-images, full-site-editing, portfolio, translation-ready
*/

:root {
    --q-bg: #030304;
    --q-surface: #0a0b0d;
    --q-surface-2: #101216;
    --q-surface-3: #16191f;
    --q-text: #f3f4f6;
    --q-muted: #a7abb2;
    --q-soft: #737982;
    --q-line: rgba(255,255,255,.105);
    --q-line-strong: rgba(255,255,255,.22);
    --q-white: #ffffff;
    --q-accent: #d8dce2;
    --q-accent-2: #8f969f;
    --q-shadow: 0 26px 80px rgba(0,0,0,.5);
    --q-radius: 28px;
    --q-serif: Georgia, 'Times New Roman', serif;
    --q-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --q-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--q-bg); }
body {
    margin: 0;
    min-height: 100vh;
    color: var(--q-text);
    background:
        radial-gradient(circle at 75% 8%, rgba(156,164,174,.18), transparent 32%),
        radial-gradient(circle at 8% 75%, rgba(102,110,120,.14), transparent 35%),
        linear-gradient(135deg, #020203 0%, #090a0d 42%, #171a20 100%);
    font-family: var(--q-sans);
    line-height: 1.65;
    overflow-x: hidden;
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background-image:
        linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
    background-size: 58px 58px;
    mask-image: radial-gradient(circle at 50% 20%, #000 0, transparent 72%);
}
a { color: inherit; text-decoration: none; }
a:hover { color: #fff; }
img { max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; }
::selection { background: rgba(255,255,255,.86); color: #050506; }

.qubu-shell { width: min(1180px, calc(100% - 38px)); margin: 0 auto; }
.qubu-screen-reader-text,
.screen-reader-text { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.qubu-site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--q-line);
    background: rgba(3,3,4,.74);
    backdrop-filter: blur(22px);
}
.qubu-header-inner {
    min-height: 86px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px;
}
.qubu-brand { display: inline-flex; align-items: center; gap: 18px; min-width: 170px; }
.qubu-brand img { width: min(260px, 42vw); max-height: 54px; object-fit: contain; filter: drop-shadow(0 8px 20px rgba(255,255,255,.1)); }
.qubu-brand-fallback { font-family: var(--q-serif); font-size: 26px; letter-spacing: .18em; }
.qubu-nav { display: flex; align-items: center; gap: 20px; }
.qubu-menu { display: flex; align-items: center; gap: 22px; margin: 0; padding: 0; list-style: none; }
.qubu-menu a {
    color: var(--q-muted);
    font-family: var(--q-mono);
    font-size: 12px;
    letter-spacing: .12em;
    white-space: nowrap;
}
.qubu-menu a:hover { color: var(--q-white); }
.qubu-lang-switch { display: inline-flex; border: 1px solid var(--q-line); border-radius: 999px; overflow: hidden; background: rgba(255,255,255,.035); }
.qubu-lang-switch a { padding: 9px 12px; color: var(--q-muted); font-family: var(--q-mono); font-size: 12px; letter-spacing: .08em; }
.qubu-lang-switch a.is-active { color: #08090b; background: var(--q-accent); }

.qubu-hero { position: relative; padding: clamp(72px, 10vw, 132px) 0 64px; overflow: hidden; }
.qubu-hero::after {
    content: "";
    position: absolute;
    inset: auto 7% 2% 7%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.42), transparent);
    opacity: .8;
}
.qubu-hero-grid { display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(360px, .84fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.qubu-kicker,
.qubu-section-kicker,
.qubu-card-num,
.qubu-meta,
.qubu-code-label,
.qubu-chip,
.qubu-post-card time,
.qubu-post-card .read-more {
    font-family: var(--q-mono);
    font-size: 12px;
    letter-spacing: .14em;
    color: var(--q-muted);
}
.qubu-kicker { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 24px; }
.qubu-kicker::before { content: ""; width: 36px; height: 1px; background: var(--q-accent-2); }
.qubu-hero-logo { display: block; width: min(720px, 100%); margin: 0 0 28px; filter: drop-shadow(0 20px 36px rgba(255,255,255,.12)); }
.qubu-hero h1 {
    margin: 0;
    font-family: var(--q-serif);
    font-size: clamp(54px, 9vw, 130px);
    line-height: .88;
    letter-spacing: .055em;
    text-wrap: balance;
}
.qubu-gradient-text { color: transparent; background: linear-gradient(90deg, #fff 0%, #9ba1aa 56%, #f5f5f5 100%); -webkit-background-clip: text; background-clip: text; }
.qubu-hero-lead { max-width: 680px; margin: 26px 0 0; color: var(--q-muted); font-size: clamp(17px, 1.8vw, 21px); }
.qubu-hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.qubu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 22px;
    border-radius: 999px;
    border: 1px solid var(--q-line-strong);
    font-family: var(--q-mono);
    font-size: 12px;
    letter-spacing: .11em;
    transition: transform .22s ease, border-color .22s ease, background .22s ease, color .22s ease;
}
.qubu-btn:hover { transform: translateY(-2px); }
.qubu-btn-primary { color: #07080a; background: linear-gradient(135deg, #fff, #a8afb8); border-color: rgba(255,255,255,.76); box-shadow: 0 12px 36px rgba(255,255,255,.13); }
.qubu-btn-primary:hover { color: #000; }
.qubu-btn-ghost { color: var(--q-text); background: rgba(255,255,255,.035); }
.qubu-btn-ghost:hover { background: rgba(255,255,255,.08); }
.qubu-hero-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 42px; max-width: 680px; }
.qubu-stat { padding: 20px; border: 1px solid var(--q-line); border-radius: 20px; background: rgba(255,255,255,.035); }
.qubu-stat strong { display: block; font-family: var(--q-serif); font-size: 28px; line-height: 1; }
.qubu-stat span { display: block; margin-top: 9px; color: var(--q-muted); font-family: var(--q-mono); font-size: 11px; letter-spacing: .12em; }

.qubu-command-card {
    position: relative;
    border: 1px solid var(--q-line);
    border-radius: var(--q-radius);
    background: linear-gradient(145deg, rgba(255,255,255,.075), rgba(255,255,255,.025));
    box-shadow: var(--q-shadow);
    overflow: hidden;
}
.qubu-command-card::before {
    content: "";
    position: absolute;
    inset: -1px;
    background: radial-gradient(circle at 16% 0%, rgba(255,255,255,.18), transparent 36%);
    pointer-events: none;
}
.qubu-command-top { position: relative; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 20px; border-bottom: 1px solid var(--q-line); color: var(--q-muted); font-family: var(--q-mono); font-size: 12px; letter-spacing: .1em; }
.qubu-dots { display: inline-flex; gap: 7px; }
.qubu-dots i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.34); }
.qubu-code { position: relative; margin: 0; padding: 26px 22px; overflow: auto; color: #d9dde3; font-family: var(--q-mono); font-size: 13px; line-height: 1.78; }
.qubu-code .dim { color: #747b84; }
.qubu-code .key { color: #fff; }
.qubu-code .value { color: #bfc5ce; }
.qubu-pipeline { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; border-top: 1px solid var(--q-line); border-bottom: 1px solid var(--q-line); background: var(--q-line); }
.qubu-pipeline div { padding: 18px; background: rgba(6,7,9,.92); }
.qubu-pipeline b { display: block; color: #fff; font-family: var(--q-mono); font-size: 12px; letter-spacing: .12em; }
.qubu-pipeline span { color: var(--q-soft); font-size: 13px; }
.qubu-game-display { padding: 26px 24px 28px; }
.qubu-game-display h3 { margin: 0 0 8px; font-family: var(--q-serif); font-size: 34px; letter-spacing: .09em; }
.qubu-game-display p { margin: 0 0 20px; color: var(--q-muted); }

.qubu-section { padding: clamp(70px, 9vw, 116px) 0; }
.qubu-section-header { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 430px); gap: 34px; align-items: end; margin-bottom: 34px; }
.qubu-section-title { margin: 10px 0 0; font-family: var(--q-serif); font-size: clamp(38px, 5.8vw, 76px); line-height: .96; letter-spacing: .045em; text-wrap: balance; }
.qubu-section-copy { margin: 0; color: var(--q-muted); font-size: 17px; }
.qubu-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.qubu-card, .qubu-post-card {
    border: 1px solid var(--q-line);
    border-radius: 24px;
    background: linear-gradient(145deg, rgba(255,255,255,.06), rgba(255,255,255,.023));
    box-shadow: 0 18px 54px rgba(0,0,0,.22);
}
.qubu-card { min-height: 252px; padding: 26px; }
.qubu-card h3 { margin: 22px 0 10px; font-family: var(--q-serif); font-size: 28px; letter-spacing: .035em; }
.qubu-card p { margin: 0; color: var(--q-muted); }

.qubu-game-section { border: 1px solid var(--q-line); border-radius: calc(var(--q-radius) + 8px); overflow: hidden; background: linear-gradient(145deg, rgba(255,255,255,.07), rgba(255,255,255,.02)); box-shadow: var(--q-shadow); }
.qubu-game-inner { display: grid; grid-template-columns: minmax(260px, .82fr) minmax(0, 1.18fr); min-height: 520px; }
.qubu-game-visual {
    position: relative;
    min-height: 340px;
    background:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px),
        radial-gradient(circle at 50% 30%, rgba(255,255,255,.2), transparent 35%),
        linear-gradient(145deg, #07080a, #1a1d24);
    background-size: 42px 42px, 42px 42px, auto, auto;
}
.qubu-game-visual::before,
.qubu-game-visual::after { content: ""; position: absolute; border: 1px solid rgba(255,255,255,.34); transform: rotate(45deg); }
.qubu-game-visual::before { width: 170px; height: 170px; left: 50%; top: 50%; margin: -85px 0 0 -85px; box-shadow: 0 0 70px rgba(255,255,255,.1); }
.qubu-game-visual::after { width: 84px; height: 84px; left: 50%; top: 50%; margin: -42px 0 0 -42px; background: rgba(255,255,255,.045); }
.qubu-game-content { padding: clamp(34px, 5vw, 62px); display: flex; flex-direction: column; justify-content: center; }
.qubu-game-content h2 { margin: 8px 0 18px; font-family: var(--q-serif); font-size: clamp(42px, 6vw, 82px); line-height: .94; letter-spacing: .075em; }
.qubu-game-content p { margin: 0 0 24px; color: var(--q-muted); font-size: 18px; max-width: 660px; }
.qubu-feature-list { margin: 0 0 28px; padding: 0; list-style: none; display: grid; gap: 10px; color: var(--q-text); }
.qubu-feature-list li { position: relative; padding-left: 28px; }
.qubu-feature-list li::before { content: "◆"; position: absolute; left: 0; top: 0; color: var(--q-accent-2); font-size: 12px; }

.qubu-journal-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.qubu-post-card { display: flex; flex-direction: column; min-height: 310px; padding: 24px; }
.qubu-post-card h3 { margin: 18px 0 10px; font-family: var(--q-serif); font-size: 28px; line-height: 1.12; letter-spacing: .02em; }
.qubu-post-card p { margin: 0; color: var(--q-muted); }
.qubu-post-card .read-more { margin-top: auto; padding-top: 24px; color: #fff; }
.qubu-empty { border: 1px solid var(--q-line); border-radius: 24px; padding: 28px; color: var(--q-muted); background: rgba(255,255,255,.035); }

.qubu-cta { position: relative; text-align: center; border: 1px solid var(--q-line); border-radius: 34px; padding: clamp(42px, 8vw, 88px) 24px; background: radial-gradient(circle at 50% 0, rgba(255,255,255,.15), transparent 36%), linear-gradient(145deg, rgba(255,255,255,.065), rgba(255,255,255,.02)); overflow: hidden; }
.qubu-cta h2 { margin: 0 auto 18px; max-width: 900px; font-family: var(--q-serif); font-size: clamp(40px, 6.7vw, 88px); line-height: .94; letter-spacing: .05em; }
.qubu-cta p { margin: 0 auto 30px; max-width: 690px; color: var(--q-muted); font-size: 18px; }

.qubu-site-footer { border-top: 1px solid var(--q-line); padding: 44px 0; color: var(--q-muted); background: rgba(0,0,0,.28); }
.qubu-footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.qubu-footer-logo { width: min(260px, 70vw); opacity: .82; }
.qubu-footer-links { display: flex; flex-wrap: wrap; gap: 18px; justify-content: flex-end; }
.qubu-footer-links a { color: var(--q-muted); font-family: var(--q-mono); font-size: 12px; letter-spacing: .12em; }
.qubu-footer-links a:hover { color: #fff; }
.qubu-copyright { margin: 10px 0 0; font-size: 13px; }

.qubu-page-header { padding: 80px 0 38px; text-align: center; }
.qubu-page-header h1 { margin: 0; font-family: var(--q-serif); font-size: clamp(42px, 7vw, 94px); line-height: .95; letter-spacing: .05em; }
.qubu-page-header p { margin: 18px auto 0; max-width: 720px; color: var(--q-muted); }
.qubu-content { padding: 20px 0 92px; }
.qubu-content-inner { max-width: 860px; margin: 0 auto; color: #dfe2e6; }
.qubu-content-inner a { text-decoration: underline; text-underline-offset: 4px; }
.qubu-content-inner h2, .qubu-content-inner h3 { font-family: var(--q-serif); line-height: 1.08; letter-spacing: .02em; margin-top: 42px; }
.qubu-content-inner p, .qubu-content-inner li { color: #c5c9cf; }
.qubu-content-inner img { border-radius: 22px; }
.qubu-meta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 18px; }
.qubu-archive-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }

@media (max-width: 980px) {
    .qubu-header-inner { align-items: flex-start; padding: 18px 0; flex-direction: column; }
    .qubu-nav { width: 100%; justify-content: space-between; }
    .qubu-menu { flex-wrap: wrap; gap: 14px; }
    .qubu-hero-grid, .qubu-section-header, .qubu-game-inner { grid-template-columns: 1fr; }
    .qubu-card-grid, .qubu-journal-grid, .qubu-archive-grid { grid-template-columns: 1fr; }
    .qubu-command-card { max-width: 640px; }
}
@media (max-width: 640px) {
    .qubu-shell { width: min(100% - 28px, 1180px); }
    .qubu-site-header { position: relative; }
    .qubu-nav { align-items: flex-start; flex-direction: column; gap: 14px; }
    .qubu-hero { padding-top: 56px; }
    .qubu-hero h1 { font-size: clamp(48px, 17vw, 72px); }
    .qubu-hero-stats, .qubu-pipeline { grid-template-columns: 1fr; }
    .qubu-btn { width: 100%; }
    .qubu-footer-inner { flex-direction: column; align-items: flex-start; }
    .qubu-footer-links { justify-content: flex-start; }
}

/* V3.1 focused project presentation */
.qubu-project-section { position: relative; }
.qubu-project-visual {
    position: relative;
    min-height: 440px;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}
.qubu-project-visual::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(3,3,4,.08), rgba(3,3,4,.62)),
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.18), transparent 42%);
}
.qubu-project-visual::after {
    content: "";
    position: absolute;
    inset: 18px;
    border: 1px solid rgba(255,255,255,.28);
    border-radius: 24px;
    pointer-events: none;
}
.qubu-project-badge {
    position: absolute;
    left: 32px;
    bottom: 32px;
    z-index: 2;
    padding: 10px 14px;
    border: 1px solid rgba(255,255,255,.28);
    border-radius: 999px;
    background: rgba(3,3,4,.58);
    backdrop-filter: blur(14px);
    color: #fff;
    font-family: var(--q-mono);
    font-size: 12px;
    letter-spacing: .14em;
}
.qubu-project-name {
    margin: 0 0 10px;
    font-family: var(--q-serif);
    font-size: clamp(36px, 5.2vw, 74px);
    line-height: .95;
    letter-spacing: .09em;
}
.qubu-project-tagline {
    margin-bottom: 16px !important;
    color: #fff !important;
    font-family: var(--q-mono);
    font-size: 13px !important;
    letter-spacing: .12em;
}
.qubu-project-content .qubu-btn { width: fit-content; }
@media (max-width: 980px) {
    .qubu-project-visual { min-height: 360px; }
}
@media (max-width: 640px) {
    .qubu-project-content .qubu-btn { width: 100%; }
    .qubu-project-badge { left: 22px; bottom: 22px; }
}