.welcome-hero {
    position: relative;
    isolation: isolate;
    display: flex;
    align-items: center;
    min-height: min(850px, calc(100svh - var(--header-height)));
    padding: 5rem 0 6rem;
    overflow: hidden;
    background: var(--color-background);
    color: var(--color-text);
}

.welcome-hero__background {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.welcome-hero__grid {
    position: absolute;
    inset: 0;
    opacity: 0.35;
    background-image:
        linear-gradient(rgba(64, 191, 237, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(64, 191, 237, 0.08) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to right, transparent, black 45%, black);
}

.welcome-hero__orb {
    position: absolute;
    display: block;
    border-radius: 50%;
    filter: blur(2px);
}

.welcome-hero__orb--blue {
    top: -230px;
    right: 5%;
    width: 480px;
    height: 480px;
    background: var(--color-brand-blue-light);
    opacity: 0.7;
}

.welcome-hero__orb--green {
    bottom: -260px;
    left: 35%;
    width: 420px;
    height: 420px;
    background: var(--color-brand-green-light);
    opacity: 0.65;
}

.welcome-hero__container {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
    width: min(100% - 3rem, var(--container-width-wide));
    margin-inline: auto;
}

.welcome-hero__content {
    position: relative;
    z-index: 2;
    max-width: 650px;
    padding: 2rem 0;
}

.welcome-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    padding: 0.7rem 1rem;
    border: 1px solid var(--color-border);
    background: var(--color-white);
    font-family: var(--font-secondary);
    font-size: 0.72rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.12em;
}

.welcome-hero__eyebrow-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--color-brand-orange);
    box-shadow: 0 0 0 4px var(--color-brand-orange-light);
}

.welcome-hero__title {
    max-width: 700px;
    margin: 0;
    font-family: var(--font-primary);
    font-size: clamp(3.5rem, 6.3vw, 6.2rem);
    font-weight: var(--font-weight-bold);
    line-height: 0.98;
    letter-spacing: -0.055em;
}

.welcome-hero__title span {
    display: block;
    position: relative;
    width: fit-content;
    margin-top: 0.15em;
    color: var(--color-brand-blue-dark);
}

.welcome-hero__title span::after {
    position: absolute;
    right: 0;
    bottom: -0.1em;
    left: 0;
    z-index: -1;
    height: 9px;
    background: var(--color-brand-green);
    content: "";
    transform: rotate(-1.5deg);
}

.welcome-hero__description {
    max-width: 510px;
    margin: 2rem 0 0;
    color: var(--color-text-secondary);
    font-family: var(--font-secondary);
    font-size: 1.1rem;
    line-height: var(--line-height-relaxed);
}

.welcome-hero__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-top: 2.5rem;
}

.welcome-hero__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    min-height: 54px;
    padding: 0.9rem 1.5rem;
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    font-weight: var(--font-weight-bold);
    text-decoration: none;
    transition:
        background-color var(--transition-base),
        color var(--transition-base),
        transform var(--transition-base),
        box-shadow var(--transition-base);
}

.welcome-hero__button--primary {
    border: 2px solid var(--color-brand-blue-dark);
    background: var(--color-brand-blue-dark);
    color: var(--color-white);
    box-shadow: 5px 5px 0 var(--color-brand-green);
}

.welcome-hero__button--primary:hover {
    border-color: var(--color-brand-blue);
    background: var(--color-brand-blue);
    color: var(--color-black);
    box-shadow: 7px 7px 0 var(--color-brand-green);
    transform: translate(-2px, -2px);
}

.welcome-hero__button--secondary {
    border: 2px solid transparent;
    color: var(--color-text);
}

.welcome-hero__button--secondary:hover {
    color: var(--color-brand-blue-dark);
}

.welcome-hero__button:focus-visible {
    outline: 3px solid var(--color-brand-orange);
    outline-offset: 5px;
}

.welcome-hero__statement {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 4rem;
}

.welcome-hero__statement-line {
    width: 42px;
    height: 3px;
    background: var(--color-brand-orange);
}

.welcome-hero__statement p {
    margin: 0;
    font-family: var(--font-secondary);
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.02em;
}

/* Visual composition */

.welcome-hero__visual {
    position: relative;
    width: 100%;
    max-width: 650px;
    margin-inline: auto;
}

.welcome-hero__visual-label {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
}

.welcome-hero__stage {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 510px;
    margin-top: 1.5rem;
    overflow: hidden;
    border: 1px solid var(--color-border);
    background:
        linear-gradient(135deg, rgba(230, 247, 253, 0.75), rgba(255, 255, 255, 0.92) 55%),
        var(--color-white);
    box-shadow: 12px 12px 0 var(--color-brand-blue-light);
}

.welcome-hero__stage-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    aspect-ratio: 1;
    border: 1px solid rgba(34, 155, 199, 0.22);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.welcome-hero__stage-circle--outer {
    width: 390px;
}

.welcome-hero__stage-circle--inner {
    width: 290px;
    border-style: dashed;
}

.welcome-hero__cross {
    position: absolute;
    color: var(--color-brand-blue-dark);
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
}

.welcome-hero__cross--top {
    top: 15%;
    right: 17%;
}

.welcome-hero__cross--bottom {
    bottom: 15%;
    left: 16%;
}

.welcome-hero__decor {
    position: absolute;
    width: 15px;
    height: 15px;
    border: 3px solid var(--color-brand-orange);
    transform: rotate(45deg);
}

.welcome-hero__decor--top {
    top: 26%;
    left: 20%;
}

.welcome-hero__decor--bottom {
    right: 20%;
    bottom: 25%;
    border-color: var(--color-brand-green-dark);
}

.welcome-hero__logo {
    position: relative;
    z-index: 2;
    display: grid;
    place-items: center;
    width: min(65%, 320px);
    aspect-ratio: 1;
    padding: 2rem;
    border: 1px solid rgba(34, 155, 199, 0.2);
    border-radius: 50%;
    box-shadow:
        0 0 0 15px rgba(64, 191, 237, 0.06),
        0 20px 50px rgba(47, 46, 45, 0.08);
    animation: welcome-hero-float 5s ease-in-out infinite;
}

.welcome-hero__logo-image {
    display: block;
    width: 100%;
    max-width: 230px;
    height: auto;
    object-fit: contain;
}

.welcome-hero__floating-card {
    position: absolute;
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--color-border);
    background: var(--color-white);
    box-shadow: var(--shadow-md);
}

.welcome-hero__floating-card--code {
    top: 23%;
    left: 3%;
    transform: rotate(-4deg);
}

.welcome-hero__floating-card--robotics {
    right: 3%;
    bottom: 20%;
    transform: rotate(3deg);
}

.welcome-hero__card-icon {
    display: grid;
    place-items: center;
    width: 39px;
    height: 39px;
    background: var(--color-brand-blue-light);
    color: var(--color-brand-blue-dark);
    font-size: 1.1rem;
}

.welcome-hero__floating-card--robotics .welcome-hero__card-icon {
    background: var(--color-brand-yellow-light);
    color: var(--color-brand-orange-dark);
}

.welcome-hero__floating-card strong,
.welcome-hero__floating-card small {
    display: block;
}

.welcome-hero__floating-card strong {
    font-family: var(--font-secondary);
    font-size: 0.7rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.05em;
}

.welcome-hero__floating-card small {
    margin-top: 3px;
    color: var(--color-text-muted);
    font-family: var(--font-secondary);
    font-size: 0.65rem;
}

.welcome-hero__stage-index {
    position: absolute;
    right: 1.2rem;
    bottom: 1rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
}

.welcome-hero__visual-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1.5rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.07em;
}

.welcome-hero__bottom {
    position: absolute;
    right: max(1.5rem, calc((100% - var(--container-width-wide)) / 2));
    bottom: 1.5rem;
    left: max(1.5rem, calc((100% - var(--container-width-wide)) / 2));
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
}

.welcome-hero__bottom-line {
    width: 55px;
    height: 1px;
    background: var(--color-brand-blue-dark);
}

@keyframes welcome-hero-float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

/* Responsive */

@media (max-width: 1100px) {
    .welcome-hero {
        padding-block: 4rem 5rem;
    }

    .welcome-hero__container {
        gap: 2rem;
    }

    .welcome-hero__title {
        font-size: clamp(3.2rem, 6vw, 5rem);
    }

    .welcome-hero__stage {
        min-height: 450px;
    }

    .welcome-hero__stage-circle--outer {
        width: 330px;
    }

    .welcome-hero__stage-circle--inner {
        width: 250px;
    }

    .welcome-hero__floating-card--code {
        left: 0;
    }

    .welcome-hero__floating-card--robotics {
        right: 0;
    }
}

@media (max-width: 850px) {
    .welcome-hero {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        min-height: auto;
        padding: 4rem 0 5rem;
    }

    .welcome-hero__container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .welcome-hero__content {
        max-width: 700px;
    }

    .welcome-hero__visual {
        max-width: 600px;
    }

    .welcome-hero__stage {
        min-height: 480px;
    }

    .welcome-hero__bottom {
        position: static;
        width: min(100% - 3rem, var(--container-width-wide));
        margin: 3rem auto 0;
    }
}

@media (max-width: 576px) {
    .welcome-hero {
        padding: 3rem 0 2rem;
    }

    .welcome-hero__container {
        width: calc(100% - 2.5rem);
        max-width: 440px;
        margin-inline: auto;
        gap: 2.5rem;
    }

    .welcome-hero__content {
        width: 100%;
        max-width: none;
        padding: 0;
    }

    .welcome-hero__title {
        max-width: 100%;
        font-size: clamp(2.7rem, 11vw, 3.5rem);
        line-height: 1.02;
    }

    .welcome-hero__description {
        max-width: 100%;
    }

    .welcome-hero__eyebrow {
        gap: 0.55rem;
        margin-bottom: 1.5rem;
        padding: 0.6rem 0.7rem;
        font-size: 0.59rem;
    }

    .welcome-hero__title {
        font-size: clamp(3rem, 13vw, 4.2rem);
    }

    .welcome-hero__description {
        margin-top: 1.5rem;
        font-size: 1rem;
    }

    .welcome-hero__actions {
        align-items: stretch;
        flex-direction: column;
        gap: 0.75rem;
        margin-top: 2rem;
    }

    .welcome-hero__button {
        width: 100%;
    }

    .welcome-hero__button--secondary {
        justify-content: flex-start;
    }

    .welcome-hero__statement {
        margin-top: 2.5rem;
    }

    .welcome-hero__visual-label {
        font-size: 0.52rem;
    }

    .welcome-hero__stage {
        min-height: 390px;
        margin-top: 1rem;
        box-shadow: 7px 7px 0 var(--color-brand-blue-light);
    }

    .welcome-hero__stage-circle--outer {
        width: 280px;
    }

    .welcome-hero__stage-circle--inner {
        width: 215px;
    }

    .welcome-hero__logo {
        width: 62%;
        padding: 1.5rem;
    }

    .welcome-hero__floating-card {
        gap: 0.5rem;
        padding: 0.6rem;
    }

    .welcome-hero__floating-card--code {
        top: 15%;
        left: 2%;
    }

    .welcome-hero__floating-card--robotics {
        right: 2%;
        bottom: 13%;
    }

    .welcome-hero__card-icon {
        width: 30px;
        height: 30px;
        font-size: 0.85rem;
    }

    .welcome-hero__floating-card strong {
        font-size: 0.58rem;
    }

    .welcome-hero__floating-card small {
        font-size: 0.53rem;
    }

    .welcome-hero__visual-footer {
        font-size: 0.5rem;
    }

    .welcome-hero__bottom {
        width: calc(100% - 2rem);
        margin-top: 2rem;
        font-size: 0.56rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .welcome-hero__logo {
        animation: none;
    }

    .welcome-hero__button {
        transition: none;
    }
}