@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&family=Montserrat:wght@400;600;800&family=Oswald:wght@400;600&family=Rubik:wght@400;500;700&display=swap');

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

:root {
    --color-header: #3A3A3A;
    --color-footer: #2e2e2e;
    --color-btn-primary: #2967C7;
    --color-btn-accent: #F5B337;
    --color-bg: #69ACBD;
    --color-bg-dark: #1e2a38;
    --color-bg-card: #ffffff;
    --color-text-light: #f0f4f8;
    --color-text-dark: #1a1a2e;
    --color-text-muted: #b0bec5;
    --color-border: rgba(255, 255, 255, 0.12);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.18);
    --shadow-btn: 0 4px 16px rgba(41, 103, 199, 0.35);
    --font-main: 'Rubik', 'Poppins', sans-serif;
    --font-heading: 'Montserrat', 'Oswald', sans-serif;
    --transition: 0.3s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background: var(--color-bg);
    color: var(--color-text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.xb3k-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.xb3k-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* HEADER */
.xb3k-header {
    background: var(--color-header);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

.xb3k-header-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 16px;
    padding: 10px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.xb3k-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.xb3k-logo img {
    height: 44px;
    width: auto;
}

.xb3k-logo-text {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.04em;
}

.xb3k-logo-text span {
    color: var(--color-btn-accent);
}

.xb3k-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.xb3k-nav a {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #d0d8e4;
    font-size: 0.88rem;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
    white-space: nowrap;
}

.xb3k-nav a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.xb3k-nav a svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.xb3k-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
}

.xb3k-online-badge {
    display: flex;
    align-items: center;
    gap: 5px;
    background: rgba(255, 255, 255, 0.07);
    border-radius: 20px;
    padding: 4px 10px;
    font-size: 0.75rem;
    color: #a8c7d8;
    white-space: nowrap;
}

.xb3k-online-dot {
    width: 7px;
    height: 7px;
    background: #4caf50;
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
        transform: scale(1)
    }
    50% {
        opacity: 0.6;
        transform: scale(1.3)
    }
}

.xb3k-lang-dropdown {
    position: relative;
}

.xb3k-lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    padding: 5px 10px;
    color: #d0d8e4;
    font-size: 0.82rem;
    cursor: pointer;
    transition: background var(--transition);
}

.xb3k-lang-btn:hover {
    background: rgba(255, 255, 255, 0.13);
}

.xb3k-lang-btn svg {
    width: 14px;
    height: 14px;
    transition: transform var(--transition);
}

.xb3k-lang-dropdown.open .xb3k-lang-btn svg {
    transform: rotate(180deg);
}

.xb3k-lang-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 6px);
    background: #2a2a2a;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    min-width: 120px;
    box-shadow: var(--shadow-card);
    display: none;
    z-index: 100;
}

.xb3k-lang-dropdown.open .xb3k-lang-menu {
    display: block;
}

.xb3k-lang-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    color: #d0d8e4;
    font-size: 0.83rem;
    transition: background var(--transition);
}

.xb3k-lang-menu a:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.xb3k-flag {
    font-size: 1.1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: none;
    cursor: pointer;
    font-family: var(--font-main);
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-btn-primary);
    color: #fff;
    padding: 8px 18px;
    font-size: 0.88rem;
    box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
    background: #1e52a8;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(41, 103, 199, 0.45);
}

.btn-accent {
    background: var(--color-btn-accent);
    color: #1a1a2e;
    padding: 8px 18px;
    font-size: 0.88rem;
    box-shadow: 0 4px 16px rgba(245, 179, 55, 0.35);
}

.btn-accent:hover {
    background: #e5a220;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(245, 179, 55, 0.45);
}

.btn-lg {
    padding: 14px 30px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-btn-primary);
    color: var(--color-btn-primary);
    padding: 8px 18px;
    font-size: 0.88rem;
}

.btn-outline:hover {
    background: var(--color-btn-primary);
    color: #fff;
}

.xb3k-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.xb3k-burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all var(--transition);
}

.xb3k-burger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.xb3k-burger.active span:nth-child(2) {
    opacity: 0;
}

.xb3k-burger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/*  */
.xb3k-hero {
    position: relative;
    min-height: 560px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #1a2a3a 0%, #0d1b2a 60%, #1b3a4a 100%);
    overflow: hidden;
}

.xb3k-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('/tower-hero.png') center/cover no-repeat;
    opacity: 0.35;
}

.xb3k-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(15, 25, 40, 0.85) 0%, rgba(15, 25, 40, 0.4) 60%, transparent 100%);
}

.xb3k-hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.xb3k-hero-text {
}

.xb3k-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(245, 179, 55, 0.15);
    border: 1px solid rgba(245, 179, 55, 0.4);
    color: var(--color-btn-accent);
    font-size: 0.78rem;
    font-weight: 600;
    border-radius: 20px;
    padding: 4px 12px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.xb3k-hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
    margin-bottom: 16px;
}

.xb3k-hero h1 span {
    color: var(--color-btn-accent);
}

.xb3k-hero-desc {
    color: #b0c4d8;
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 28px;
    max-width: 480px;
}

.xb3k-hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.xb3k-hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 32px;
}

.xb3k-hero-stat {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 16px 12px;
    text-align: center;
}

.xb3k-hero-stat-val {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-btn-accent);
}

.xb3k-hero-stat-label {
    font-size: 0.75rem;
    color: #7a9ab5;
    margin-top: 2px;
}

.xb3k-hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.xb3k-hero-card {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    max-width: 320px;
    animation: float-card 4s ease-in-out infinite;
}

@keyframes float-card {
    0%, 100% {
        transform: translateY(0)
    }
    50% {
        transform: translateY(-12px)
    }
}

.xb3k-hero-card-icon {
    font-size: 3.5rem;
    margin-bottom: 12px;
}

.xb3k-hero-card-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
}

.xb3k-hero-card-sub {
    font-size: 0.85rem;
    color: #7a9ab5;
}

.xb3k-hero-card-rtp {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-btn-accent);
    font-family: var(--font-heading);
    margin: 12px 0 4px;
}

/* MAIN CONTENT AREA */
.xb3k-main {
    flex: 1;
    padding: 0 0 60px;
}

.xb3k-section {
    padding: 60px 0;
}

.xb3k-section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 800;
    color: var(--color-text-dark);
    margin-bottom: 8px;
    text-align: center;
}

.xb3k-section-subtitle {
    text-align: center;
    color: #2a3a50;
    font-size: 1rem;
    margin-bottom: 36px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* CONTENT BLOCK (for {{ content }} injection) */
.xb3k-content-block {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-card);
    margin: 0 20px 40px;
}

.xb3k-content-block h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a2a3a;
    margin: 24px 0 12px;
}

.xb3k-content-block h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: #243040;
    margin: 18px 0 8px;
}

.xb3k-content-block p {
    line-height: 1.75;
    color: #2a3a50;
    margin-bottom: 14px;
}

.xb3k-content-block ul, .xb3k-content-block ol {
    margin: 12px 0 16px 20px;
}

.xb3k-content-block ul {
    list-style: disc;
}

.xb3k-content-block ol {
    list-style: decimal;
}

.xb3k-content-block li {
    line-height: 1.7;
    color: #2a3a50;
    margin-bottom: 5px;
}

.xb3k-content-block table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    overflow-x: auto;
    display: block;
}

.xb3k-content-block table th {
    background: #1a2a3a;
    color: #fff;
    padding: 10px 14px;
    text-align: left;
    font-weight: 600;
}

.xb3k-content-block table td {
    padding: 9px 14px;
    border-bottom: 1px solid #e0e8f0;
    color: #2a3a50;
}

.xb3k-content-block table tr:nth-child(even) td {
    background: #f4f8fc;
}

.xb3k-content-block a {
    color: var(--color-btn-primary);
    text-decoration: underline;
}

.xb3k-content-block strong {
    color: #1a2a3a;
}

.xb3k-content-block blockquote {
    border-left: 4px solid var(--color-btn-primary);
    padding: 10px 16px;
    background: #f0f6ff;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 16px 0;
    color: #2a3a50;
    font-style: italic;
}

/* ADVANTAGES */
.xb3k-advantages {
    background: linear-gradient(135deg, #1a2a3a 0%, #0f1e2e 100%);
    padding: 60px 20px;
}

.xb3k-advantages .xb3k-section-title {
    color: #fff;
}

.xb3k-advantages .xb3k-section-subtitle {
    color: #7a9ab5;
}

.xb3k-adv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.xb3k-adv-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 28px 20px;
    text-align: center;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.xb3k-adv-card:hover {
    transform: translateY(-6px);
    border-color: rgba(245, 179, 55, 0.4);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.3);
}

.xb3k-adv-icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--color-btn-primary), #1e52a8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.xb3k-adv-icon svg {
    width: 26px;
    height: 26px;
    color: #fff;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.xb3k-adv-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.xb3k-adv-desc {
    font-size: 0.85rem;
    color: #7a9ab5;
    line-height: 1.6;
}

/* APP INFO */
.xb3k-app-section {
    padding: 60px 20px;
}

.xb3k-app-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}

.xb3k-app-table-wrap {
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    padding: 28px;
    box-shadow: var(--shadow-card);
    overflow-x: auto;
}

.xb3k-app-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 280px;
}

.xb3k-app-table tr {
    border-bottom: 1px solid #e4ecf3;
}

.xb3k-app-table tr:last-child {
    border-bottom: none;
}

.xb3k-app-table td {
    padding: 11px 14px;
    font-size: 0.9rem;
    color: #2a3a50;
}

.xb3k-app-table td:first-child {
    font-weight: 600;
    color: #1a2a3a;
    width: 45%;
}

.xb3k-app-downloads {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.xb3k-dl-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--color-bg-card);
    border: 2px solid #dde6ef;
    border-radius: var(--radius-md);
    padding: 14px 20px;
    color: #1a2a3a;
    font-weight: 600;
    font-size: 0.92rem;
    transition: all var(--transition);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.xb3k-dl-btn:hover {
    border-color: var(--color-btn-primary);
    background: #f0f6ff;
    transform: translateX(4px);
}

.xb3k-dl-btn svg {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.xb3k-dl-btn-text {
    display: flex;
    flex-direction: column;
}

.xb3k-dl-btn-small {
    font-size: 0.72rem;
    font-weight: 400;
    color: #5a7a95;
}

.xb3k-dl-btn-big {
    font-size: 0.95rem;
    font-weight: 700;
    color: #1a2a3a;
}

/* VIDEO */
.xb3k-video-section {
    padding: 60px 20px;
    background: linear-gradient(135deg, #0d1b2a 0%, #1a2a3a 100%);
}

.xb3k-video-section .xb3k-section-title {
    color: #fff;
}

.xb3k-video-section .xb3k-section-subtitle {
    color: #7a9ab5;
}

.xb3k-video-wrap {
    max-width: 800px;
    margin: 0 auto;
}

.xb3k-video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
}

.xb3k-video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* DEMO GAME */
.xb3k-demo-section {
    padding: 60px 20px;
}

.xb3k-demo-wrap {
    max-width: 960px;
    margin: 0 auto;
}

.xb3k-demo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #1a2a3a;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    padding: 14px 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.xb3k-demo-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
}

.xb3k-demo-frame-wrap {
    position: relative;
    background: #0d1520;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

.xb3k-demo-frame {
    width: 100%;
    height: 500px;
    border: 0;
    display: block;
}

.xb3k-demo-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #243040;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    padding: 14px 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.xb3k-demo-note {
    font-size: 0.8rem;
    color: #7a9ab5;
}

/* REVIEWS */
.xb3k-reviews-section {
    padding: 60px 20px;
    background: linear-gradient(135deg, #1a2a3a 0%, #0f1e2e 100%);
}

.xb3k-reviews-section .xb3k-section-title {
    color: #fff;
}

.xb3k-reviews-section .xb3k-section-subtitle {
    color: #7a9ab5;
}

.xb3k-reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto 48px;
}

.xb3k-review-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 24px;
    transition: transform var(--transition), box-shadow var(--transition);
}

.xb3k-review-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.xb3k-review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.xb3k-review-avatar {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    flex-shrink: 0;
    background: linear-gradient(135deg, #2967C7, #1e52a8);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
}

.xb3k-review-meta {
}

.xb3k-review-name {
    font-weight: 700;
    color: #fff;
    font-size: 0.95rem;
}

.xb3k-review-date {
    font-size: 0.75rem;
    color: #5a7a95;
}

.xb3k-stars {
    display: flex;
    gap: 2px;
    margin-bottom: 10px;
}

.xb3k-stars svg {
    width: 16px;
    height: 16px;
    fill: #F5B337;
}

.xb3k-review-text {
    font-size: 0.88rem;
    color: #b0c4d8;
    line-height: 1.65;
}

.xb3k-review-form-wrap {
    max-width: 560px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 32px;
}

.xb3k-review-form-wrap h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
    text-align: center;
}

.xb3k-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.xb3k-form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.xb3k-form label {
    font-size: 0.85rem;
    font-weight: 600;
    color: #7a9ab5;
}

.xb3k-form input, .xb3k-form textarea {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    color: #fff;
    font-family: var(--font-main);
    font-size: 0.9rem;
    transition: border-color var(--transition);
}

.xb3k-form input:focus, .xb3k-form textarea:focus {
    outline: none;
    border-color: var(--color-btn-primary);
}

.xb3k-form textarea {
    min-height: 90px;
    resize: vertical;
}

.xb3k-form input::placeholder, .xb3k-form textarea::placeholder {
    color: #4a6a80;
}

.xb3k-form-success {
    display: none;
    background: rgba(76, 175, 80, 0.15);
    border: 1px solid rgba(76, 175, 80, 0.35);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    color: #81c784;
    font-size: 0.9rem;
    text-align: center;
}

.xb3k-form-success.show {
    display: block;
}

/* AUTHOR */
.xb3k-author-section {
    padding: 40px 20px;
}

.xb3k-author-card {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 24px;
    align-items: start;
    box-shadow: var(--shadow-card);
    border: 1px solid #dde6ef;
}

.xb3k-author-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2967C7, #1a52a0);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    flex-shrink: 0;
}

.xb3k-author-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-btn-primary);
    margin-bottom: 4px;
}

.xb3k-author-name {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: #1a2a3a;
    margin-bottom: 6px;
}

.xb3k-author-bio {
    font-size: 0.88rem;
    color: #4a6a80;
    line-height: 1.65;
    margin-bottom: 10px;
}

.xb3k-author-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--color-btn-primary);
    font-size: 0.85rem;
    font-weight: 600;
}

.xb3k-author-link:hover {
    text-decoration: underline;
}

.xb3k-author-link svg {
    width: 14px;
    height: 14px;
}

/* FAQ */
.xb3k-faq-section {
    padding: 60px 20px;
    background: #f0f6fc;
}

.xb3k-faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.xb3k-faq-item {
    background: var(--color-bg-card);
    border: 1px solid #dde6ef;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.xb3k-faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    cursor: pointer;
    font-weight: 600;
    color: #1a2a3a;
    font-size: 0.95rem;
    transition: background var(--transition);
}

.xb3k-faq-question:hover {
    background: #f4f8fc;
}

.xb3k-faq-question svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--color-btn-primary);
    transition: transform var(--transition);
}

.xb3k-faq-item.open .xb3k-faq-question svg {
    transform: rotate(180deg);
}

.xb3k-faq-answer {
    display: none;
    padding: 0 20px 16px;
    font-size: 0.9rem;
    color: #3a5060;
    line-height: 1.7;
}

.xb3k-faq-item.open .xb3k-faq-answer {
    display: block;
}

/* PROS/CONS */
.xb3k-proscons-section {
    padding: 60px 20px;
}

.xb3k-proscons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.xb3k-pros-card, .xb3k-cons-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    padding: 28px;
    box-shadow: var(--shadow-card);
}

.xb3k-pros-card {
    border-top: 4px solid #4caf50;
}

.xb3k-cons-card {
    border-top: 4px solid #ef5350;
}

.xb3k-proscons-title {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.xb3k-pros-card .xb3k-proscons-title {
    color: #2e7d32;
}

.xb3k-cons-card .xb3k-proscons-title {
    color: #c62828;
}

.xb3k-proscons-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.xb3k-proscons-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: #2a3a50;
    line-height: 1.55;
}

.xb3k-proscons-item svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

.xb3k-pros-card .xb3k-proscons-item svg {
    color: #4caf50;
}

.xb3k-cons-card .xb3k-proscons-item svg {
    color: #ef5350;
}

/* FOOTER */
.xb3k-footer {
    background: var(--color-footer);
    padding: 50px 20px 24px;
}

.xb3k-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 36px;
    max-width: 1200px;
    margin: 0 auto 36px;
}

.xb3k-footer-brand {
}

.xb3k-footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.xb3k-footer-logo img {
    height: 38px;
}

.xb3k-footer-logo-text {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 800;
    color: #fff;
}

.xb3k-footer-logo-text span {
    color: var(--color-btn-accent);
}

.xb3k-footer-desc {
    font-size: 0.83rem;
    color: #7a9ab5;
    line-height: 1.65;
    margin-bottom: 20px;
}

.xb3k-footer-col-title {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 14px;
}

.xb3k-footer-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.xb3k-footer-links a {
    font-size: 0.85rem;
    color: #7a9ab5;
    transition: color var(--transition);
}

.xb3k-footer-links a:hover {
    color: #fff;
}

.xb3k-footer-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 20px;
}

.xb3k-footer-badge {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    font-size: 0.72rem;
    font-weight: 700;
    color: #7a9ab5;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.xb3k-footer-payments {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.xb3k-payment-badge {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 0.7rem;
    font-weight: 700;
    color: #a0b4c5;
}

.xb3k-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.xb3k-footer-copyright {
    font-size: 0.78rem;
    color: #4a6a80;
    line-height: 1.6;
    max-width: 600px;
}

.xb3k-footer-provider {
    display: flex;
    align-items: center;
    gap: 8px;
}

.xb3k-footer-provider img {
    height: 28px;
    opacity: 0.75;
    transition: opacity var(--transition);
}

.xb3k-footer-provider img:hover {
    opacity: 1;
}


.xb3k-technical-content {
    max-width: 860px;
    margin: 0 auto;
    padding: 48px 24px;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.xb3k-technical-content h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: #1a2a3a;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid #dde6ef;
}

.xb3k-technical-content h2 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: #1a2a3a;
    margin: 28px 0 12px;
}

.xb3k-technical-content h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: #243040;
    margin: 20px 0 8px;
}

.xb3k-technical-content p {
    line-height: 1.75;
    color: #2a3a50;
    margin-bottom: 14px;
}

.xb3k-technical-content ul, .xb3k-technical-content ol {
    margin: 12px 0 16px 22px;
}

.xb3k-technical-content ul {
    list-style: disc;
}

.xb3k-technical-content ol {
    list-style: decimal;
}

.xb3k-technical-content li {
    line-height: 1.7;
    color: #2a3a50;
    margin-bottom: 6px;
}

.xb3k-technical-content a {
    color: var(--color-btn-primary);
    text-decoration: underline;
}

/*  */
.xb3k-breadcrumb {
    padding: 12px 20px;
    background: rgba(0, 0, 0, 0.15);
}

.xb3k-breadcrumb nav {
    max-width: 1200px;
    margin: 0 auto;
}

.xb3k-breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    list-style: none;
}

.xb3k-breadcrumb li {
    font-size: 0.8rem;
    color: #5a8aaa;
    display: flex;
    align-items: center;
}

.xb3k-breadcrumb li::after {
    content: '/';
    margin: 0 6px;
    color: #3a6a80;
}

.xb3k-breadcrumb li:last-child::after {
    display: none;
}

.xb3k-breadcrumb a {
    color: #7aaabf;
}

.xb3k-breadcrumb a:hover {
    color: #fff;
}

/* UTILS */
.text-center {
    text-align: center;
}

.mt1 {
    margin-top: 8px;
}

.mt2 {
    margin-top: 16px;
}

.mt3 {
    margin-top: 24px;
}

.mb1 {
    margin-bottom: 8px;
}

.mb2 {
    margin-bottom: 16px;
}

/* WP compatibility layer */
.wp-block-group {
    display: block;
}

.wp-block-paragraph {
    margin-bottom: 1em;
}

.wp-caption {
    display: inline-block;
    text-align: center;
}

.aligncenter {
    margin-left: auto;
    margin-right: auto;
    display: block;
}

.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    overflow: hidden;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

.wp-block-spacer {
    display: block;
}

.qv8r2-hidden {
    display: none;
    pointer-events: none;
}

.k3m9x-layer {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    overflow: hidden;
}

.t5n1p-spacer {
    clear: both;
    height: 0;
}

/*  */
@media (max-width: 1024px) {
    .xb3k-header-inner {
        grid-template-columns: auto auto auto;
    }

    .xb3k-nav {
        display: none;
    }

    .xb3k-burger {
        display: flex;
    }

    .xb3k-footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .xb3k-hero-content {
        grid-template-columns: 1fr;
    }

    .xb3k-hero-visual {
        display: none;
    }

    .xb3k-app-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .xb3k-header-inner {
        padding: 8px 14px;
        gap: 8px;
    }

    .xb3k-online-badge {
        display: none;
    }

    .xb3k-proscons-grid {
        grid-template-columns: 1fr;
    }

    .xb3k-hero {
        min-height: 440px;
    }

    .xb3k-hero-content {
        padding: 50px 20px;
    }

    .xb3k-hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }

    .xb3k-footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .xb3k-widget {
        width: calc(100% - 32px);
        border-radius: var(--radius-md);
        bottom: 12px;
    }

    .xb3k-author-card {
        grid-template-columns: 1fr;
    }

    .xb3k-demo-frame {
        height: 360px;
    }
}

@media (max-width: 480px) {
    .xb3k-hero h1 {
        font-size: 1.8rem;
    }

    .xb3k-hero-stats {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .xb3k-header-actions .btn {
        padding: 7px 12px;
        font-size: 0.82rem;
    }

    .xb3k-technical-content {
        padding: 24px 16px;
    }
}

.xb3k-mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 18, 28, 0.97);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.xb3k-mobile-nav.open {
    display: flex;
}

.xb3k-mobile-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #d0d8e4;
    font-size: 1.1rem;
    font-weight: 500;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
    width: 280px;
}

.xb3k-mobile-nav a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.xb3k-mobile-nav a svg {
    width: 20px;
    height: 20px;
}

.xb3k-mobile-nav-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
    font-size: 1.2rem;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.wrfxcv {
    width: 100%;
    max-width: 1100px;
    margin: 40px auto;
    padding: 32px;
    background: #fff;
    border: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: 24px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    overflow: hidden;
    word-wrap: break-word;
}

.wrfxcv h1,
.wrfxcv h2,
.wrfxcv h3 {
    color: #1a1a1a;
    line-height: 1.3;
    margin-bottom: 16px;
    overflow-wrap: anywhere;
}

.wrfxcv h1 {
    font-size: 2.2rem;
}

.wrfxcv h2 {
    font-size: 1.7rem;
    margin-top: 32px;
}

.wrfxcv h3 {
    font-size: 1.25rem;
    margin-top: 24px;
}

.wrfxcv p,
.wrfxcv li {
    font-size: 1rem;
    line-height: 1.8;
    color: #333;
    overflow-wrap: anywhere;
}

.wrfxcv p {
    margin-bottom: 18px;
}

.wrfxcv ul,
.wrfxcv ol {
    padding-left: 22px;
    margin: 18px 0;
}

.wrfxcv li {
    margin-bottom: 10px;
}

.wrfxcv a {
    color: #2967C7;
    text-decoration: underline;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.wrfxcv img,
.wrfxcv iframe,
.wrfxcv table {
    max-width: 100%;
}

.wrfxcv table {
    display: block;
    overflow-x: auto;
    border-collapse: collapse;
}

.wrfxcv blockquote {
    padding: 18px 20px;
    border-left: 4px solid #2967C7;
    background: #f4f8ff;
    border-radius: 12px;
    margin: 24px 0;
}

@media (max-width: 768px) {
    .wrfxcv {
        margin: 20px 12px;
        padding: 22px 16px;
        border-radius: 18px;
    }

    .wrfxcv h1 {
        font-size: 1.7rem;
    }

    .wrfxcv h2 {
        font-size: 1.35rem;
        margin-top: 26px;
    }

    .wrfxcv h3 {
        font-size: 1.1rem;
    }

    .wrfxcv p,
    .wrfxcv li {
        font-size: 0.95rem;
        line-height: 1.7;
    }

    .wrfxcv ul,
    .wrfxcv ol {
        padding-left: 18px;
    }
}

@media (max-width: 480px) {
    .wrfxcv {
        margin: 16px 8px;
        padding: 18px 14px;
        border-radius: 14px;
    }

    .wrfxcv h1 {
        font-size: 1.45rem;
    }

    .wrfxcv h2 {
        font-size: 1.2rem;
    }

    .wrfxcv h3 {
        font-size: 1rem;
    }

    .wrfxcv p,
    .wrfxcv li {
        font-size: 0.9rem;
        line-height: 1.65;
    }

    .wrfxcv a {
        word-break: break-all;
    }
}