.intro-body {
    margin: 0;
    min-height: 100vh;
    overflow: hidden;
    background:
        radial-gradient(circle at center, rgba(90, 120, 255, 0.15), transparent 20%),
        linear-gradient(180deg, #02040c 0%, #050917 100%);
    color: #edf1ff;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.intro-stage {
    position: relative;
    min-height: 100vh;
}

.intro-line {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 1.2s ease, transform 1.2s ease;
}

.intro-line.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.delayed-button {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 1.2s ease, transform 1.2s ease;
}

.delayed-button.is-visible {
    opacity: 1;
    transform: translateY(0);
}

#cosmic-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.intro-overlay {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem;
    text-align: center;
}

.intro-logo-wrap {
    max-width: 760px;
}

.intro-kicker {
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: #9db7ff;
    font-size: 0.8rem;
}

.intro-logo {
    margin-bottom: 1rem;
    font-size: clamp(2.5rem, 8vw, 5.5rem);
    line-height: 1;
    text-shadow: 0 0 25px rgba(221, 230, 255, 0.18);
}

.intro-status {
    color: #c4cff4;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.intro-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.intro-button,
.intro-skip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0.8rem 1.2rem;
    border-radius: 999px;
    transition: 0.2s ease;
}

.intro-button {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(219, 230, 255, 0.25);
}

.intro-skip {
    color: #c4cff4;
}

.intro-button:hover,
.intro-skip:hover {
    transform: translateY(-1px);
}