/* === Tokens === */

:root {
    --xio-primary: #3498db;
    --xio-primary-dark: #2980b9;
    --xio-primary-glow: rgba(52, 152, 219, 0.18);
    --xio-ink: #0f172a;
    --xio-ink-soft: #475569;
    --xio-ink-muted: #94a3b8;
    --xio-surface: #ffffff;
    --xio-surface-soft: #f1f5f9;
    --xio-surface-blue: #eef6fd;
    --xio-border: #e2e8f0;
    --xio-radius-sm: 8px;
    --xio-radius-md: 16px;
    --xio-radius-lg: 24px;
    --xio-radius-xl: 32px;
    --xio-shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
    --xio-shadow-md: 0 10px 30px rgba(15, 23, 42, 0.08);
    --xio-shadow-lg: 0 20px 60px rgba(52, 152, 219, 0.22);
    --xio-shadow-card: 0 4px 20px rgba(15, 23, 42, 0.07);
    --xio-gap: 24px;
    --xio-section-y: clamp(72px, 8vw, 120px);
    --xio-nav-h: 76px;
    --xio-nav-h-scrolled: 64px;
    --xio-container: 1360px;
    --xio-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Reset layer === */

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

html {
    scroll-behavior: smooth;
}

/* === Base === */

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', sans-serif;
    font-size: 18px;
    line-height: 1.65;
    color: var(--xio-ink);
    background: var(--xio-surface);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

@media (min-width: 768px) {
    body { font-size: 19px; }
}

@media (min-width: 1280px) {
    body { font-size: 21px; }
}

@media (min-width: 1600px) {
    body { font-size: 22px; }
}

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

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

/* === Container === */

.xio-container {
    width: 100%;
    max-width: var(--xio-container);
    margin-inline: auto;
    padding-inline: clamp(16px, 4vw, 48px);
}

/* === Navbar === */

.xio-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--xio-nav-h);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    transition: background var(--xio-transition), box-shadow var(--xio-transition), height var(--xio-transition), border-color var(--xio-transition);
}

.xio-nav--scrolled {
    height: var(--xio-nav-h-scrolled);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
    border-bottom-color: transparent;
}

.xio-nav .xio-container {
    height: 100%;
    display: flex;
    align-items: center;
}

.xio-nav .xio-container > .xio-nav__inner {
    flex: 1;
    min-width: 0;
}

.xio-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 32px;
    width: 100%;
}

.xio-nav__brand {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.xio-nav__brand img {
    height: 38px;
    width: auto;
    object-fit: contain;
    transition: height var(--xio-transition);
}

.xio-nav--scrolled .xio-nav__brand img {
    height: 32px;
}

.xio-nav__menu {
    display: flex;
    align-items: center;
    gap: 2px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.xio-nav__link {
    position: relative;
    display: block;
    padding: 10px 18px;
    font-size: 17px;
    font-weight: 500;
    color: var(--xio-ink-soft);
    border-radius: var(--xio-radius-sm);
    transition: color var(--xio-transition);
    white-space: nowrap;
}

.xio-nav__link::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 4px;
    width: 0;
    height: 2px;
    background: var(--xio-primary);
    border-radius: 2px;
    transform: translateX(-50%);
    transition: width var(--xio-transition);
}

.xio-nav__link:hover {
    color: var(--xio-primary);
}

.xio-nav__link:hover::after {
    width: 18px;
}

.xio-nav__actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.xio-nav__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 24px;
    border-radius: 999px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--xio-transition);
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.xio-nav__btn--ghost {
    background: transparent;
    color: var(--xio-ink);
    border: 1.5px solid var(--xio-border);
}

.xio-nav__btn--ghost:hover {
    border-color: var(--xio-primary);
    color: var(--xio-primary);
    transform: translateY(-1px);
}

.xio-nav__btn--primary {
    background: var(--xio-primary);
    color: #fff;
    box-shadow: 0 6px 18px rgba(52, 152, 219, 0.32);
}

.xio-nav__btn--primary:hover {
    background: var(--xio-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(52, 152, 219, 0.42);
}

.xio-nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    gap: 5px;
    background: var(--xio-surface-soft);
    border: 1px solid var(--xio-border);
    border-radius: 12px;
    cursor: pointer;
    padding: 0;
    position: relative;
    z-index: 1010;
}

.xio-nav__toggle-bar {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--xio-ink);
    border-radius: 2px;
    transition: all var(--xio-transition);
    pointer-events: none;
}

.xio-nav--open .xio-nav__toggle {
    background: var(--xio-surface);
    border-color: var(--xio-border);
}

.xio-nav--open .xio-nav__toggle-bar {
    background: var(--xio-ink);
}

.xio-nav--open .xio-nav__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.xio-nav--open .xio-nav__toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.xio-nav--open .xio-nav__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* === Hero === */

.xio-hero {
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: #fff;
    border-bottom: 1px solid var(--xio-border);
}

.xio-hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 65% 80% at 95% 50%, rgba(52, 152, 219, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 40% 40% at 5% 80%, rgba(52, 152, 219, 0.05) 0%, transparent 60%);
    will-change: transform;
}

.xio-hero__bg::after {
    content: '';
    position: absolute;
    right: -80px;
    top: -80px;
    width: 520px;
    height: 520px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(52, 152, 219, 0.07) 0%, transparent 70%);
    pointer-events: none;
}

.xio-hero__particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.xio-hero__dot {
    position: absolute;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--xio-primary);
    opacity: 0.12;
}

.xio-hero__inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    align-items: center;
    padding-block: calc(var(--xio-nav-h) + 24px) 48px;
    width: 100%;
}

.xio-hero__content {
    max-width: 580px;
}

.xio-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 22px;
    background: var(--xio-surface-blue);
    border: 1px solid rgba(52, 152, 219, 0.22);
    border-radius: 999px;
    font-size: 15px;
    font-weight: 700;
    color: var(--xio-primary);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 28px;
}

.xio-hero__eyebrow-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--xio-primary);
    box-shadow: 0 0 8px var(--xio-primary);
}

.xio-hero__title {
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    font-weight: 800;
    line-height: 1.05;
    color: var(--xio-ink);
    letter-spacing: -0.035em;
    margin: 0 0 24px;
    overflow: hidden;
}

.xio-hero__title-line {
    display: block;
    overflow: hidden;
}

.xio-hero__title em {
    font-style: normal;
    color: var(--xio-primary);
    background: linear-gradient(135deg, var(--xio-primary) 0%, #60b8f5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.xio-hero__desc {
    font-size: clamp(1.15rem, 1.6vw, 1.5rem);
    color: var(--xio-ink-soft);
    line-height: 1.6;
    margin: 0 0 36px;
    max-width: 580px;
}

.xio-hero__title-line--sub {
    font-size: 0.52em;
    font-weight: 500;
    color: var(--xio-ink-muted);
    letter-spacing: 0;
    margin-top: 4px;
}

.xio-hero__stats {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: clamp(16px, 4vw, 28px);
    margin-bottom: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--xio-border);
}

.xio-hero__stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.xio-hero__stat strong {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--xio-ink);
    line-height: 1;
    letter-spacing: -0.02em;
}

.xio-hero__stat span {
    font-size: 1rem;
    color: var(--xio-ink-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.xio-hero__stat-divider {
    width: 1px;
    height: 40px;
    background: var(--xio-border);
}

.xio-hero__ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
}

.xio-hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-block: 8px;
    width: 100%;
    overflow: hidden;
}

.xio-hero__phone-wrap {
    position: relative;
    display: flex;
    gap: 16px;
    align-items: flex-end;
    justify-content: center;
}

.xio-hero__phone {
    width: clamp(180px, 48vw, 240px);
    max-width: 100%;
    border-radius: 28px;
    overflow: hidden;
    border: 1px solid var(--xio-border);
    box-shadow: 0 30px 80px rgba(15, 23, 42, 0.15), 0 6px 20px rgba(52, 152, 219, 0.08);
    background: var(--xio-surface-soft);
}

.xio-hero__phone img {
    width: 100%;
    height: auto;
    display: block;
}

.xio-hero__phone--secondary {
    width: clamp(150px, 40vw, 200px);
    transform: translateY(28px);
    box-shadow: 0 18px 50px rgba(15, 23, 42, 0.12), 0 3px 12px rgba(15, 23, 42, 0.06);
}

@media (max-width: 480px) {
    .xio-hero__phone--secondary {
        display: none;
    }

    .xio-hero__phone {
        width: min(70vw, 260px);
    }
}

/* === Buttons (global) === */

.xio-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    height: 62px;
    padding: 0 36px;
    border-radius: 999px;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--xio-transition);
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.xio-btn--primary {
    background: var(--xio-primary);
    color: #fff;
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
}

.xio-btn--primary:hover {
    background: var(--xio-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(52, 152, 219, 0.5);
}

.xio-btn--outline {
    background: transparent;
    color: var(--xio-primary);
    border: 2px solid var(--xio-primary);
}

.xio-btn--outline:hover {
    background: var(--xio-surface-blue);
    border-color: var(--xio-primary-dark);
    transform: translateY(-2px);
}

.xio-btn--light {
    background: var(--xio-surface);
    color: var(--xio-primary);
    box-shadow: var(--xio-shadow-sm);
}

.xio-btn--light:hover {
    background: var(--xio-surface-soft);
    transform: translateY(-2px);
    box-shadow: var(--xio-shadow-md);
}

/* === Section shell === */

.xio-section {
    padding-block: var(--xio-section-y);
}

.xio-section--alt {
    background: var(--xio-surface-soft);
}

.xio-section--blue {
    background: linear-gradient(135deg, #0e2942 0%, #1a4a7a 100%);
    color: #fff;
}

.xio-section__head {
    text-align: center;
    max-width: 640px;
    margin-inline: auto;
    margin-bottom: clamp(40px, 5vw, 72px);
}

.xio-section__eyebrow {
    display: inline-block;
    padding: 8px 20px;
    background: var(--xio-surface-blue);
    color: var(--xio-primary);
    border-radius: 999px;
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 14px;
}

.xio-section--blue .xio-section__eyebrow {
    background: rgba(52, 152, 219, 0.18);
    color: rgba(255, 255, 255, 0.85);
}

.xio-section__title {
    font-size: clamp(2.4rem, 4vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.025em;
    margin: 0 0 18px;
    color: var(--xio-ink);
}

.xio-section--blue .xio-section__title {
    color: #fff;
}

.xio-section__lead {
    font-size: clamp(1.15rem, 1.6vw, 1.5rem);
    color: var(--xio-ink-soft);
    line-height: 1.6;
    margin: 0;
}

.xio-section--blue .xio-section__lead {
    color: rgba(255, 255, 255, 0.72);
}

/* === Demo Grid === */

.xio-demo {
    background: var(--xio-surface-soft);
}

.xio-demo-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.xio-demo-grid__item {
    background: var(--xio-surface);
    border-radius: var(--xio-radius-md);
    overflow: hidden;
    box-shadow: var(--xio-shadow-card);
    border: 1px solid var(--xio-border);
    display: flex;
    flex-direction: column;
    transition: transform var(--xio-transition), box-shadow var(--xio-transition);
    will-change: transform, opacity;
}

.xio-demo-grid__item:hover {
    transform: translateY(-6px);
    box-shadow: var(--xio-shadow-lg);
}

.xio-demo-grid__img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 9 / 14;
    background: var(--xio-surface-soft);
}

.xio-demo-grid__img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.xio-demo-grid__item:hover .xio-demo-grid__img-wrap img {
    transform: scale(1.04);
}

.xio-demo-grid__foot {
    padding: 14px 16px;
}

.xio-demo-grid__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 52px;
    border-radius: 999px;
    background: var(--xio-primary);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    line-height: 40px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: background var(--xio-transition), transform var(--xio-transition), box-shadow var(--xio-transition);
}

.xio-demo-grid__btn:hover {
    background: var(--xio-primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.35);
}

/* === Features === */

.xio-features__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--xio-gap);
}

.xio-features__card {
    background: var(--xio-surface);
    border-radius: var(--xio-radius-lg);
    padding: clamp(24px, 3vw, 40px);
    box-shadow: var(--xio-shadow-card);
    border: 1px solid var(--xio-border);
    transition: transform var(--xio-transition), box-shadow var(--xio-transition);
    will-change: transform, opacity;
}

.xio-features__card:hover {
    transform: translateY(-6px);
    box-shadow: var(--xio-shadow-md);
}

.xio-features__icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: var(--xio-radius-md);
    background: var(--xio-surface-blue);
    margin-bottom: 20px;
}

.xio-features__icon {
    font-size: 36px;
    color: var(--xio-primary);
}

.xio-features__title {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--xio-ink);
    margin: 0 0 14px;
    letter-spacing: -0.015em;
}

.xio-features__desc {
    font-size: 1.5rem;
    color: var(--xio-ink-soft);
    line-height: 1.55;
    margin: 0;
}

/* === Plans === */

.xio-plans__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--xio-gap);
    align-items: start;
}

.xio-plans__card {
    background: var(--xio-surface);
    border-radius: var(--xio-radius-lg);
    padding: clamp(24px, 3vw, 40px);
    box-shadow: var(--xio-shadow-card);
    border: 1px solid var(--xio-border);
    position: relative;
    transition: transform var(--xio-transition), box-shadow var(--xio-transition);
    will-change: transform, opacity;
}

.xio-plans__card--featured {
    background: linear-gradient(145deg, #1a3a5c 0%, #2271a8 100%);
    border-color: transparent;
    box-shadow: var(--xio-shadow-lg);
    transform: scale(1.03);
    z-index: 1;
}

.xio-plans__card:hover:not(.xio-plans__card--featured) {
    transform: translateY(-4px);
    box-shadow: var(--xio-shadow-md);
}

.xio-plans__card--featured:hover {
    transform: scale(1.03) translateY(-4px);
}

.xio-plans__badge {
    display: inline-block;
    padding: 5px 16px;
    background: var(--xio-primary);
    color: #fff;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 18px;
}

.xio-plans__card--featured .xio-plans__badge {
    background: rgba(255, 255, 255, 0.2);
}

.xio-plans__name {
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--xio-ink-soft);
    margin: 0 0 10px;
}

.xio-plans__card--featured .xio-plans__name {
    color: rgba(255, 255, 255, 0.75);
}

.xio-plans__price-row {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 4px;
}

.xio-plans__currency {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--xio-ink);
}

.xio-plans__card--featured .xio-plans__currency {
    color: #fff;
}

.xio-plans__price {
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 800;
    color: var(--xio-ink);
    line-height: 1;
    letter-spacing: -0.03em;
}

.xio-plans__card--featured .xio-plans__price {
    color: #fff;
}

.xio-plans__period {
    font-size: 1.2rem;
    color: var(--xio-ink-muted);
    margin: 0 0 28px;
}

.xio-plans__card--featured .xio-plans__period {
    color: rgba(255, 255, 255, 0.6);
}

.xio-plans__divider {
    height: 1px;
    background: var(--xio-border);
    margin: 0 0 20px;
}

.xio-plans__card--featured .xio-plans__divider {
    background: rgba(255, 255, 255, 0.12);
}

.xio-plans__list {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.xio-plans__item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 1.7rem;
    color: var(--xio-ink-soft);
    line-height: 1.5;
}

.xio-plans__card--featured .xio-plans__item {
    color: rgba(255, 255, 255, 0.8);
}

.xio-plans__item-icon {
    flex-shrink: 0;
    margin-top: 3px;
    font-size: 16px;
}

.xio-plans__item-icon--on {
    color: #22c55e;
}

.xio-plans__card--featured .xio-plans__item-icon--on {
    color: #86efac;
}

.xio-plans__item-icon--off {
    color: var(--xio-ink-muted);
}

.xio-plans__item--off {
    opacity: 0.5;
}

.xio-plans__cta {
    display: block;
    width: 100%;
    height: 60px;
    line-height: 60px;
    text-align: center;
    border-radius: 999px;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 0.02em;
    background: var(--xio-primary);
    color: #fff;
    transition: all var(--xio-transition);
    box-shadow: 0 4px 14px rgba(52, 152, 219, 0.3);
}

.xio-plans__card--featured .xio-plans__cta {
    background: #fff;
    color: var(--xio-primary-dark);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.xio-plans__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(52, 152, 219, 0.45);
    background: var(--xio-primary-dark);
}

.xio-plans__card--featured .xio-plans__cta:hover {
    background: var(--xio-surface-soft);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* === Contact === */

.xio-section--contact {
    position: relative;
    background: var(--xio-surface-soft);
    overflow: hidden;
}

.xio-contact__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 12% 20%, rgba(52, 152, 219, 0.10), transparent 45%),
        radial-gradient(circle at 88% 85%, rgba(52, 152, 219, 0.08), transparent 50%);
}

.xio-section--contact .xio-container {
    position: relative;
    z-index: 1;
}

.xio-contact__split {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(32px, 5vw, 64px);
    align-items: stretch;
}

.xio-contact__copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-block: 12px;
}

.xio-contact__copy-eyebrow {
    display: inline-block;
    padding: 7px 18px;
    background: var(--xio-surface-blue);
    border: 1px solid rgba(52, 152, 219, 0.22);
    color: var(--xio-primary);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 20px;
    align-self: flex-start;
}

.xio-contact__copy-title {
    font-size: clamp(2rem, 3.4vw, 3rem);
    font-weight: 800;
    color: var(--xio-ink);
    letter-spacing: -0.03em;
    margin: 0 0 20px;
    line-height: 1.08;
}

.xio-contact__copy-title em {
    font-style: normal;
    background: linear-gradient(135deg, var(--xio-primary) 0%, #60b8f5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.xio-contact__copy-desc {
    font-size: 1.5rem;
    color: var(--xio-ink-soft);
    line-height: 1.55;
    margin: 0 0 36px;
    max-width: 540px;
}

.xio-contact__info {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.xio-contact__info-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--xio-surface);
    border: 1px solid var(--xio-border);
    border-radius: var(--xio-radius-md);
    transition: border-color var(--xio-transition), transform var(--xio-transition), box-shadow var(--xio-transition);
}

.xio-contact__info-item:hover {
    border-color: rgba(52, 152, 219, 0.35);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

.xio-contact__info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--xio-primary) 0%, #60b8f5 100%);
    color: #fff;
    flex-shrink: 0;
    font-size: 18px;
    box-shadow: 0 6px 16px rgba(52, 152, 219, 0.28);
}

.xio-contact__info-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.xio-contact__info-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--xio-ink-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.xio-contact__info-value {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--xio-ink);
    word-break: break-word;
}

.xio-contact__form-card {
    position: relative;
    background: var(--xio-surface);
    border: 1px solid var(--xio-border);
    border-radius: var(--xio-radius-xl);
    padding: clamp(28px, 3.5vw, 44px);
    box-shadow: 0 30px 70px rgba(15, 23, 42, 0.08), 0 8px 20px rgba(15, 23, 42, 0.04);
}

.xio-contact__form-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--xio-radius-xl);
    padding: 1px;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.4), transparent 60%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    pointer-events: none;
    opacity: 0.6;
}

.xio-contact__form-head {
    margin-bottom: 28px;
}

.xio-contact__form-title {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--xio-ink);
    margin: 0 0 8px;
    letter-spacing: -0.02em;
}

.xio-contact__form-sub {
    font-size: 1.15rem;
    color: var(--xio-ink-muted);
    margin: 0;
    line-height: 1.5;
}

.xio-contact__form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 18px;
}

.xio-contact__field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 18px;
}

.xio-contact__form-row .xio-contact__field {
    margin-bottom: 0;
}

.xio-contact__field label {
    font-size: 14px;
    font-weight: 700;
    color: var(--xio-ink-soft);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.xio-contact__input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.xio-contact__input-icon {
    position: absolute;
    left: 18px;
    top: 18px;
    color: var(--xio-ink-muted);
    font-size: 15px;
    transition: color var(--xio-transition);
    pointer-events: none;
}

.xio-contact__input-wrap--textarea .xio-contact__input-icon {
    top: 18px;
}

.xio-contact__field input,
.xio-contact__field textarea {
    width: 100%;
    padding: 18px 20px 18px 52px;
    border: 1.5px solid var(--xio-border);
    border-radius: var(--xio-radius-md);
    font-size: 17px;
    color: var(--xio-ink);
    background: var(--xio-surface-soft);
    outline: none;
    transition: border-color var(--xio-transition), box-shadow var(--xio-transition), background var(--xio-transition);
    font-family: inherit;
    resize: vertical;
    line-height: 1.5;
}

.xio-contact__field textarea {
    min-height: 140px;
    padding-top: 16px;
}

.xio-contact__field input::placeholder,
.xio-contact__field textarea::placeholder {
    color: var(--xio-ink-muted);
    opacity: 0.8;
}

.xio-contact__field input:focus,
.xio-contact__field textarea:focus {
    border-color: var(--xio-primary);
    background: var(--xio-surface);
    box-shadow: 0 0 0 4px var(--xio-primary-glow);
}

.xio-contact__field input:focus + .xio-contact__input-icon,
.xio-contact__input-wrap:focus-within .xio-contact__input-icon {
    color: var(--xio-primary);
}

.xio-contact__submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    height: 62px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--xio-primary) 0%, #2789c7 100%);
    color: #fff;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 0.02em;
    border: none;
    cursor: pointer;
    transition: all var(--xio-transition);
    box-shadow: 0 10px 24px rgba(52, 152, 219, 0.35);
    margin-top: 8px;
}

.xio-contact__submit i {
    font-size: 14px;
    transition: transform var(--xio-transition);
}

.xio-contact__submit:hover {
    background: linear-gradient(135deg, var(--xio-primary-dark) 0%, var(--xio-primary) 100%);
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(52, 152, 219, 0.45);
}

.xio-contact__submit:hover i {
    transform: translateX(4px);
}

.xio-contact__terms {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin: 4px 0 16px;
    cursor: pointer;
    user-select: none;
}

.xio-contact__terms input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
    width: 0;
    height: 0;
}

.xio-contact__terms-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border: 1.5px solid var(--xio-border);
    border-radius: 6px;
    background: var(--xio-surface);
    flex-shrink: 0;
    margin-top: 1px;
    transition: all var(--xio-transition);
    color: #fff;
    font-size: 11px;
}

.xio-contact__terms-box i {
    opacity: 0;
    transform: scale(0.6);
    transition: all var(--xio-transition);
}

.xio-contact__terms input:checked + .xio-contact__terms-box {
    background: var(--xio-primary);
    border-color: var(--xio-primary);
}

.xio-contact__terms input:checked + .xio-contact__terms-box i {
    opacity: 1;
    transform: scale(1);
}

.xio-contact__terms input:focus-visible + .xio-contact__terms-box {
    box-shadow: 0 0 0 4px var(--xio-primary-glow);
}

.xio-contact__terms-text {
    font-size: 15px;
    color: var(--xio-ink-soft);
    line-height: 1.5;
}

.xio-contact__terms-text a {
    color: var(--xio-primary);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px dashed currentColor;
    transition: color var(--xio-transition);
}

.xio-contact__terms-text a:hover {
    color: var(--xio-primary-dark);
}

.xio-contact__result {
    font-size: 14px;
    margin-top: 12px;
    min-height: 20px;
}

/* === Footer === */

.xio-footer {
    background: var(--xio-ink);
    color: rgba(255, 255, 255, 0.6);
    padding-block: 48px 28px;
}

.xio-footer__top {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 24px;
}

.xio-footer__brand img {
    height: 32px;
    width: auto;
    opacity: 0.85;
}

.xio-footer__legal {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 24px;
    font-size: 17px;
}

.xio-footer__legal a {
    color: rgba(255, 255, 255, 0.55);
    transition: color var(--xio-transition);
}

.xio-footer__legal a:hover {
    color: #fff;
}

.xio-footer__copy {
    text-align: center;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.45);
}

/* === Language Dropdown === */

.xio-lang {
    position: relative;
    display: inline-block;
}

.xio-lang__btn {
    display: flex;
    align-items: center;
    height: 48px;
    padding: 0 18px;
    background: var(--xio-surface-soft);
    border: 1.5px solid var(--xio-border);
    border-radius: 999px;
    color: var(--xio-ink);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--xio-transition);
    white-space: nowrap;
}

.xio-lang__btn:hover {
    border-color: var(--xio-primary);
    color: var(--xio-primary);
}

.xio-lang__options {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    min-width: 160px;
    background: #fff;
    border-radius: var(--xio-radius-md);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.14);
    z-index: 1100;
    overflow: hidden;
    display: none;
    border: 1px solid var(--xio-border);
}

.xio-lang__options--visible {
    display: block;
}

.xio-lang__options a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--xio-ink);
    border-bottom: 1px solid var(--xio-border);
    transition: background var(--xio-transition), color var(--xio-transition);
}

.xio-lang__options a:last-child {
    border-bottom: none;
}

.xio-lang__options a:hover,
.xio-lang__options a.active {
    background: var(--xio-surface-blue);
    color: var(--xio-primary);
}

.xio-lang__arrow {
    transition: transform var(--xio-transition);
    font-size: 11px;
}

.xio-lang__arrow--open {
    transform: rotate(180deg);
}

/* === Cookie bar === */

#cookie-bar {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    width: calc(100% - 40px);
    max-width: 600px;
}

.cookie-bar-body {
    background: var(--xio-ink);
    border-radius: var(--xio-radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.cookie-bar-body p {
    margin: 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.5;
}

.cookie-bar-btn {
    flex-shrink: 0;
    height: 36px;
    padding: 0 20px;
    border-radius: 999px !important;
    background: var(--xio-primary);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: background var(--xio-transition);
    white-space: nowrap;
    text-transform: uppercase;
}

.cookie-bar-btn:hover {
    background: var(--xio-primary-dark);
}

/* === Preloader === */

.preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.preloader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.sk-spinner-rotating-plane {
    width: 40px;
    height: 40px;
    background-color: var(--xio-primary);
    border-radius: 4px;
    animation: sk-rotateplane 1.2s infinite ease-in-out;
}

@keyframes sk-rotateplane {
    0%   { transform: perspective(120px) rotateX(0) rotateY(0); }
    50%  { transform: perspective(120px) rotateX(-180deg) rotateY(0); }
    100% { transform: perspective(120px) rotateX(-180deg) rotateY(-180deg); }
}

/* === Reveal states (initial set via gsap.set, not CSS) === */

[data-xio-reveal] {
    will-change: transform, opacity;
}

/* === Responsive: sm (640px) === */

@media (min-width: 640px) {
    .xio-demo-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .xio-contact__form-row {
        grid-template-columns: 1fr 1fr;
    }
}

/* === Responsive: md (768px) === */

@media (min-width: 768px) {
    .xio-features__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .xio-plans__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* === Responsive: lg (1024px) === */

@media (min-width: 1024px) {
    .xio-nav__toggle {
        display: none !important;
    }

    .xio-nav__menu-wrap {
        display: flex !important;
        flex: 1;
        align-items: center;
        justify-content: space-between;
        gap: 32px;
        margin-left: 48px;
    }

    .xio-nav__menu {
        flex: 1;
        justify-content: center;
        gap: 8px;
    }

    .xio-hero__inner {
        grid-template-columns: 1.1fr 1fr;
        gap: 56px;
        padding-block: calc(var(--xio-nav-h) + 40px) 56px;
        align-items: center;
    }

    .xio-hero__content {
        max-width: none;
    }

    .xio-hero__visual {
        justify-content: center;
        padding-right: 0;
    }

    .xio-hero__phone {
        width: 260px;
    }

    .xio-hero__phone--secondary {
        width: 215px;
    }

    .xio-demo-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .xio-features__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .xio-plans__grid {
        grid-template-columns: repeat(3, 1fr);
        align-items: center;
    }

    .xio-contact__split {
        grid-template-columns: 1fr 1.05fr;
    }

    .xio-contact__form-row {
        grid-template-columns: 1fr 1fr;
    }
}

/* === Responsive: xl (1280px) === */


/* === Mobile nav drawer === */

@media (max-width: 1023px) {
    .xio-nav__toggle {
        display: flex;
    }

    #xio-nav-menu.xio-nav__menu-wrap {
        position: fixed;
        top: var(--xio-nav-current-h, var(--xio-nav-h));
        left: 0;
        right: 0;
        height: calc(100vh - var(--xio-nav-current-h, var(--xio-nav-h)));
        height: calc(100dvh - var(--xio-nav-current-h, var(--xio-nav-h)));
        background: #fff;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        gap: 0;
        padding: 32px 24px 48px;
        z-index: 1500;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: opacity 0.3s ease, transform 0.3s ease, visibility 0s linear 0.3s;
        box-shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
    }

    body.xio-nav-open #xio-nav-menu.xio-nav__menu-wrap {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        transition: opacity 0.3s ease, transform 0.3s ease, visibility 0s linear 0s;
    }

    .xio-nav__menu {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 4px;
        width: 100%;
        max-width: 360px;
        margin: 0 auto 32px;
        padding: 0 0 32px;
        border-bottom: 1px solid var(--xio-border);
    }

    .xio-nav__menu li {
        width: 100%;
        text-align: center;
    }

    .xio-nav__link {
        display: block;
        width: 100%;
        font-size: 1.5rem;
        padding: 16px 20px;
        border-radius: 14px;
        color: var(--xio-ink) !important;
        font-weight: 600;
        text-align: center;
        letter-spacing: -0.01em;
    }

    .xio-nav__link::after {
        display: none;
    }

    .xio-nav__link:hover,
    .xio-nav__link:active {
        background: var(--xio-surface-soft);
        color: var(--xio-primary) !important;
    }

    .xio-nav__actions {
        flex-direction: column-reverse;
        align-items: stretch;
        gap: 12px;
        width: 100%;
        max-width: 360px;
        margin: 0 auto;
    }

    .xio-nav__actions > a {
        display: block;
        width: 100%;
    }

    .xio-nav__btn {
        width: 100%;
        height: 56px;
        font-size: 16px;
        font-weight: 600;
    }

    .xio-nav__btn--ghost {
        background: var(--xio-surface-soft);
        color: var(--xio-ink);
        border-color: var(--xio-border);
    }

    .xio-nav__actions .xio-lang {
        width: 100%;
        align-self: stretch;
        margin-top: 8px;
    }

    .xio-nav__actions .xio-lang__btn {
        width: 100%;
        justify-content: center;
        height: 52px;
        font-size: 15px;
    }

    .xio-nav__actions .xio-lang__options {
        position: static;
        width: 100%;
        margin-top: 8px;
        box-shadow: none;
    }
}

/* === prefers-reduced-motion (handled in JS via gsap.matchMedia) === */